aboutsummaryrefslogtreecommitdiff
path: root/linux-core
diff options
context:
space:
mode:
Diffstat (limited to 'linux-core')
-rw-r--r--linux-core/xgi_cmdlist.c705
-rw-r--r--linux-core/xgi_cmdlist.h155
-rw-r--r--linux-core/xgi_drv.c3174
-rw-r--r--linux-core/xgi_drv.h728
-rw-r--r--linux-core/xgi_fb.c1019
-rw-r--r--linux-core/xgi_fb.h141
-rw-r--r--linux-core/xgi_linux.h1187
-rw-r--r--linux-core/xgi_misc.c1287
-rw-r--r--linux-core/xgi_misc.h96
-rw-r--r--linux-core/xgi_pcie.c2091
-rw-r--r--linux-core/xgi_pcie.h146
-rw-r--r--linux-core/xgi_regs.h814
-rw-r--r--linux-core/xgi_types.h135
13 files changed, 5765 insertions, 5913 deletions
diff --git a/linux-core/xgi_cmdlist.c b/linux-core/xgi_cmdlist.c
index 024b021c..e00ea228 100644
--- a/linux-core/xgi_cmdlist.c
+++ b/linux-core/xgi_cmdlist.c
@@ -1,348 +1,357 @@
-
-/****************************************************************************
- * Copyright (C) 2003-2006 by XGI Technology, Taiwan.
- * *
- * All Rights Reserved. *
- * *
- * Permission is hereby granted, free of charge, to any person obtaining
- * a copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation on the rights to use, copy, modify, merge,
- * publish, distribute, sublicense, and/or sell copies of the Software,
- * and to permit persons to whom the Software is furnished to do so,
- * subject to the following conditions:
- * *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial
- * portions of the Software.
- * *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- * NON-INFRINGEMENT. IN NO EVENT SHALL XGI AND/OR
- * ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
- * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
- * DEALINGS IN THE SOFTWARE.
- ***************************************************************************/
-
-
-#include "xgi_types.h"
-#include "xgi_linux.h"
-#include "xgi_drv.h"
-#include "xgi_regs.h"
-#include "xgi_misc.h"
-#include "xgi_cmdlist.h"
-
-
-
-U32 s_emptyBegin[AGPCMDLIST_BEGIN_SIZE] =
-{
- 0x10000000, // 3D Type Begin, Invalid
- 0x80000004, // Length = 4;
- 0x00000000,
- 0x00000000
-};
-
-U32 s_flush2D[AGPCMDLIST_FLUSH_CMD_LEN] =
-{
- FLUSH_2D,
- FLUSH_2D,
- FLUSH_2D,
- FLUSH_2D
-};
-
-xgi_cmdring_info_t s_cmdring;
-
-static void addFlush2D(xgi_info_t *info);
-static U32 getCurBatchBeginPort(xgi_cmd_info_t *pCmdInfo);
-static void triggerHWCommandList(xgi_info_t *info, U32 triggerCounter);
-static void xgi_cmdlist_reset(void);
-
-int xgi_cmdlist_initialize(xgi_info_t *info, U32 size)
-{
- //xgi_mem_req_t mem_req;
- xgi_mem_alloc_t mem_alloc;
-
- //mem_req.size = size;
-
- xgi_pcie_alloc(info, size, PCIE_2D, &mem_alloc);
-
- if ((mem_alloc.size == 0) && (mem_alloc.hw_addr == 0))
- {
- return -1;
- }
-
- s_cmdring._cmdRingSize = mem_alloc.size;
- s_cmdring._cmdRingBuffer = mem_alloc.hw_addr;
- s_cmdring._cmdRingBusAddr = mem_alloc.bus_addr;
- s_cmdring._lastBatchStartAddr = 0;
- s_cmdring._cmdRingOffset = 0;
-
- return 1;
-}
-
-void xgi_submit_cmdlist(xgi_info_t *info, xgi_cmd_info_t *pCmdInfo)
-{
- U32 beginPort;
- /** XGI_INFO("Jong-xgi_submit_cmdlist-Begin \n"); **/
-
- /* Jong 05/25/2006 */
- /* return; */
-
- beginPort = getCurBatchBeginPort(pCmdInfo);
- XGI_INFO("Jong-xgi_submit_cmdlist-After getCurBatchBeginPort() \n");
-
- /* Jong 05/25/2006 */
- /* return; */
-
- if (s_cmdring._lastBatchStartAddr == 0)
- {
- U32 portOffset;
-
- /* Jong 06/13/2006; remove marked for system hang test */
- /* xgi_waitfor_pci_idle(info); */
-
- /* Jong 06132006; BASE_3D_ENG=0x2800 */
- /* beginPort: 2D: 0x30 */
- portOffset = BASE_3D_ENG + beginPort;
-
- // Enable PCI Trigger Mode
- XGI_INFO("Jong-xgi_submit_cmdlist-Enable PCI Trigger Mode \n");
-
- /* Jong 05/25/2006 */
- /* return; */
-
- /* Jong 06/13/2006; M2REG_AUTO_LINK_SETTING_ADDRESS=0x10 */
- XGI_INFO("Jong-M2REG_AUTO_LINK_SETTING_ADDRESS=0x%lx \n", M2REG_AUTO_LINK_SETTING_ADDRESS);
- XGI_INFO("Jong-M2REG_CLEAR_COUNTERS_MASK=0x%lx \n", M2REG_CLEAR_COUNTERS_MASK);
- XGI_INFO("Jong-(M2REG_AUTO_LINK_SETTING_ADDRESS << 22)=0x%lx \n", (M2REG_AUTO_LINK_SETTING_ADDRESS << 22));
- XGI_INFO("Jong-M2REG_PCI_TRIGGER_MODE_MASK=0x%lx \n\n", M2REG_PCI_TRIGGER_MODE_MASK);
-
- /* Jong 06/14/2006; 0x400001a */
- XGI_INFO("Jong-(M2REG_AUTO_LINK_SETTING_ADDRESS << 22)|M2REG_CLEAR_COUNTERS_MASK|0x08|M2REG_PCI_TRIGGER_MODE_MASK=0x%lx \n",
- (M2REG_AUTO_LINK_SETTING_ADDRESS << 22)|M2REG_CLEAR_COUNTERS_MASK|0x08|M2REG_PCI_TRIGGER_MODE_MASK);
- dwWriteReg(BASE_3D_ENG + M2REG_AUTO_LINK_SETTING_ADDRESS,
- (M2REG_AUTO_LINK_SETTING_ADDRESS << 22) |
- M2REG_CLEAR_COUNTERS_MASK |
- 0x08 |
- M2REG_PCI_TRIGGER_MODE_MASK);
-
- /* Jong 05/25/2006 */
- XGI_INFO("Jong-xgi_submit_cmdlist-After dwWriteReg() \n");
- /* return; */ /* OK */
-
- /* Jong 06/14/2006; 0x400000a */
- XGI_INFO("Jong-(M2REG_AUTO_LINK_SETTING_ADDRESS << 22)|0x08|M2REG_PCI_TRIGGER_MODE_MASK=0x%lx \n",
- (M2REG_AUTO_LINK_SETTING_ADDRESS << 22)|0x08|M2REG_PCI_TRIGGER_MODE_MASK);
- dwWriteReg(BASE_3D_ENG + M2REG_AUTO_LINK_SETTING_ADDRESS,
- (M2REG_AUTO_LINK_SETTING_ADDRESS << 22) |
- 0x08 |
- M2REG_PCI_TRIGGER_MODE_MASK);
-
- // Send PCI begin command
- XGI_INFO("Jong-xgi_submit_cmdlist-Send PCI begin command \n");
- /* return; */
-
- XGI_INFO("Jong-xgi_submit_cmdlist-portOffset=%d \n", portOffset);
- XGI_INFO("Jong-xgi_submit_cmdlist-beginPort=%d \n", beginPort);
-
- /* beginPort = 48; */
- /* 0xc100000 */
- dwWriteReg(portOffset, (beginPort<<22) + (BEGIN_VALID_MASK) + pCmdInfo->_curDebugID);
- XGI_INFO("Jong-(beginPort<<22)=0x%lx \n", (beginPort<<22));
- XGI_INFO("Jong-(BEGIN_VALID_MASK)=0x%lx \n", BEGIN_VALID_MASK);
- XGI_INFO("Jong- pCmdInfo->_curDebugID=0x%lx \n", pCmdInfo->_curDebugID);
- XGI_INFO("Jong- (beginPort<<22) + (BEGIN_VALID_MASK) + pCmdInfo->_curDebugID=0x%lx \n", (beginPort<<22) + (BEGIN_VALID_MASK) + pCmdInfo->_curDebugID);
- XGI_INFO("Jong-xgi_submit_cmdlist-Send PCI begin command- After \n");
- /* return; */ /* OK */
-
- /* 0x80000024 */
- dwWriteReg(portOffset+4, BEGIN_LINK_ENABLE_MASK + pCmdInfo->_firstSize);
- XGI_INFO("Jong- BEGIN_LINK_ENABLE_MASK=0x%lx \n", BEGIN_LINK_ENABLE_MASK);
- XGI_INFO("Jong- pCmdInfo->_firstSize=0x%lx \n", pCmdInfo->_firstSize);
- XGI_INFO("Jong- BEGIN_LINK_ENABLE_MASK + pCmdInfo->_firstSize=0x%lx \n", BEGIN_LINK_ENABLE_MASK + pCmdInfo->_firstSize);
- XGI_INFO("Jong-xgi_submit_cmdlist-dwWriteReg-1 \n");
-
- /* 0x1010000 */
- dwWriteReg(portOffset+8, (pCmdInfo->_firstBeginAddr >> 4));
- XGI_INFO("Jong- pCmdInfo->_firstBeginAddr=0x%lx \n", pCmdInfo->_firstBeginAddr);
- XGI_INFO("Jong- (pCmdInfo->_firstBeginAddr >> 4)=0x%lx \n", (pCmdInfo->_firstBeginAddr >> 4));
- XGI_INFO("Jong-xgi_submit_cmdlist-dwWriteReg-2 \n");
-
- /* Jong 06/13/2006 */
- xgi_dump_register(info);
-
- /* Jong 06/12/2006; system hang; marked for test */
- dwWriteReg(portOffset+12, 0);
- XGI_INFO("Jong-xgi_submit_cmdlist-dwWriteReg-3 \n");
-
- /* Jong 06/13/2006; remove marked for system hang test */
- /* xgi_waitfor_pci_idle(info); */
- }
- else
- {
- XGI_INFO("Jong-xgi_submit_cmdlist-s_cmdring._lastBatchStartAddr != 0 \n");
- U32 *lastBatchVirtAddr;
-
- /* Jong 05/25/2006 */
- /* return; */
-
- if (pCmdInfo->_firstBeginType == BTYPE_3D)
- {
- addFlush2D(info);
- }
-
- lastBatchVirtAddr = (U32*) xgi_find_pcie_virt(info, s_cmdring._lastBatchStartAddr);
-
- lastBatchVirtAddr[1] = BEGIN_LINK_ENABLE_MASK + pCmdInfo->_firstSize;
- lastBatchVirtAddr[2] = pCmdInfo->_firstBeginAddr >> 4;
- lastBatchVirtAddr[3] = 0;
- //barrier();
- lastBatchVirtAddr[0] = (beginPort<<22) + (BEGIN_VALID_MASK) + (0xffff & pCmdInfo->_curDebugID);
-
- /* Jong 06/12/2006; system hang; marked for test */
- triggerHWCommandList(info, pCmdInfo->_beginCount);
-
- XGI_INFO("Jong-xgi_submit_cmdlist-s_cmdring._lastBatchStartAddr != 0 - End\n");
- }
-
- s_cmdring._lastBatchStartAddr = pCmdInfo->_lastBeginAddr;
- XGI_INFO("Jong-xgi_submit_cmdlist-End \n");
-}
-
-
-/*
- state: 0 - console
- 1 - graphic
- 2 - fb
- 3 - logout
-*/
-void xgi_state_change(xgi_info_t *info, xgi_state_info_t *pStateInfo)
-{
-#define STATE_CONSOLE 0
-#define STATE_GRAPHIC 1
-#define STATE_FBTERM 2
-#define STATE_LOGOUT 3
-#define STATE_REBOOT 4
-#define STATE_SHUTDOWN 5
-
- if ((pStateInfo->_fromState == STATE_GRAPHIC)
- && (pStateInfo->_toState == STATE_CONSOLE))
- {
- XGI_INFO("[kd] I see, now is to leaveVT\n");
- // stop to received batch
- }
- else if ((pStateInfo->_fromState == STATE_CONSOLE)
- && (pStateInfo->_toState == STATE_GRAPHIC))
- {
- XGI_INFO("[kd] I see, now is to enterVT\n");
- xgi_cmdlist_reset();
- }
- else if ((pStateInfo->_fromState == STATE_GRAPHIC)
- && ( (pStateInfo->_toState == STATE_LOGOUT)
- ||(pStateInfo->_toState == STATE_REBOOT)
- ||(pStateInfo->_toState == STATE_SHUTDOWN)))
- {
- XGI_INFO("[kd] I see, not is to exit from X\n");
- // stop to received batch
- }
- else
- {
- XGI_ERROR("[kd] Should not happen\n");
- }
-
-}
-
-void xgi_cmdlist_reset(void)
-{
- s_cmdring._lastBatchStartAddr = 0;
- s_cmdring._cmdRingOffset = 0;
-}
-
-void xgi_cmdlist_cleanup(xgi_info_t *info)
-{
- if (s_cmdring._cmdRingBuffer != 0)
- {
- xgi_pcie_free(info, s_cmdring._cmdRingBusAddr);
- s_cmdring._cmdRingBuffer = 0;
- s_cmdring._cmdRingOffset = 0;
- s_cmdring._cmdRingSize = 0;
- }
-}
-
-static void triggerHWCommandList(xgi_info_t *info, U32 triggerCounter)
-{
- static U32 s_triggerID = 1;
-
- //Fix me, currently we just trigger one time
- while (triggerCounter--)
- {
- dwWriteReg(BASE_3D_ENG + M2REG_PCI_TRIGGER_REGISTER_ADDRESS,
- 0x05000000 + (0xffff & s_triggerID++));
- // xgi_waitfor_pci_idle(info);
- }
-}
-
-static U32 getCurBatchBeginPort(xgi_cmd_info_t *pCmdInfo)
-{
- // Convert the batch type to begin port ID
- switch(pCmdInfo->_firstBeginType)
- {
- case BTYPE_2D:
- return 0x30;
- case BTYPE_3D:
- return 0x40;
- case BTYPE_FLIP:
- return 0x50;
- case BTYPE_CTRL:
- return 0x20;
- default:
- //ASSERT(0);
- return 0xff;
- }
-}
-
-static void addFlush2D(xgi_info_t *info)
-{
- U32 *flushBatchVirtAddr;
- U32 flushBatchHWAddr;
-
- U32 *lastBatchVirtAddr;
-
- /* check buf is large enough to contain a new flush batch */
- if ((s_cmdring._cmdRingOffset + 0x20) >= s_cmdring._cmdRingSize)
- {
- s_cmdring._cmdRingOffset = 0;
- }
-
- flushBatchHWAddr = s_cmdring._cmdRingBuffer + s_cmdring._cmdRingOffset;
- flushBatchVirtAddr = (U32*) xgi_find_pcie_virt(info, flushBatchHWAddr);
-
- /* not using memcpy for I assume the address is discrete */
- *(flushBatchVirtAddr + 0) = 0x10000000;
- *(flushBatchVirtAddr + 1) = 0x80000004; /* size = 0x04 dwords */
- *(flushBatchVirtAddr + 2) = 0x00000000;
- *(flushBatchVirtAddr + 3) = 0x00000000;
- *(flushBatchVirtAddr + 4) = FLUSH_2D;
- *(flushBatchVirtAddr + 5) = FLUSH_2D;
- *(flushBatchVirtAddr + 6) = FLUSH_2D;
- *(flushBatchVirtAddr + 7) = FLUSH_2D;
-
- // ASSERT(s_cmdring._lastBatchStartAddr != NULL);
- lastBatchVirtAddr = (U32*) xgi_find_pcie_virt(info, s_cmdring._lastBatchStartAddr);
-
- lastBatchVirtAddr[1] = BEGIN_LINK_ENABLE_MASK + 0x08;
- lastBatchVirtAddr[2] = flushBatchHWAddr >> 4;
- lastBatchVirtAddr[3] = 0;
-
- //barrier();
-
- // BTYPE_CTRL & NO debugID
- lastBatchVirtAddr[0] = (0x20<<22) + (BEGIN_VALID_MASK);
-
- triggerHWCommandList(info, 1);
-
- s_cmdring._cmdRingOffset += 0x20;
- s_cmdring._lastBatchStartAddr = flushBatchHWAddr;
-}
+
+/****************************************************************************
+ * Copyright (C) 2003-2006 by XGI Technology, Taiwan.
+ * *
+ * All Rights Reserved. *
+ * *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation on the rights to use, copy, modify, merge,
+ * publish, distribute, sublicense, and/or sell copies of the Software,
+ * and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ * *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial
+ * portions of the Software.
+ * *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NON-INFRINGEMENT. IN NO EVENT SHALL XGI AND/OR
+ * ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ ***************************************************************************/
+
+#include "xgi_types.h"
+#include "xgi_linux.h"
+#include "xgi_drv.h"
+#include "xgi_regs.h"
+#include "xgi_misc.h"
+#include "xgi_cmdlist.h"
+
+U32 s_emptyBegin[AGPCMDLIST_BEGIN_SIZE] = {
+ 0x10000000, // 3D Type Begin, Invalid
+ 0x80000004, // Length = 4;
+ 0x00000000,
+ 0x00000000
+};
+
+U32 s_flush2D[AGPCMDLIST_FLUSH_CMD_LEN] = {
+ FLUSH_2D,
+ FLUSH_2D,
+ FLUSH_2D,
+ FLUSH_2D
+};
+
+xgi_cmdring_info_t s_cmdring;
+
+static void addFlush2D(xgi_info_t * info);
+static U32 getCurBatchBeginPort(xgi_cmd_info_t * pCmdInfo);
+static void triggerHWCommandList(xgi_info_t * info, U32 triggerCounter);
+static void xgi_cmdlist_reset(void);
+
+int xgi_cmdlist_initialize(xgi_info_t * info, U32 size)
+{
+ //xgi_mem_req_t mem_req;
+ xgi_mem_alloc_t mem_alloc;
+
+ //mem_req.size = size;
+
+ xgi_pcie_alloc(info, size, PCIE_2D, &mem_alloc);
+
+ if ((mem_alloc.size == 0) && (mem_alloc.hw_addr == 0)) {
+ return -1;
+ }
+
+ s_cmdring._cmdRingSize = mem_alloc.size;
+ s_cmdring._cmdRingBuffer = mem_alloc.hw_addr;
+ s_cmdring._cmdRingBusAddr = mem_alloc.bus_addr;
+ s_cmdring._lastBatchStartAddr = 0;
+ s_cmdring._cmdRingOffset = 0;
+
+ return 1;
+}
+
+void xgi_submit_cmdlist(xgi_info_t * info, xgi_cmd_info_t * pCmdInfo)
+{
+ U32 beginPort;
+ /** XGI_INFO("Jong-xgi_submit_cmdlist-Begin \n"); **/
+
+ /* Jong 05/25/2006 */
+ /* return; */
+
+ beginPort = getCurBatchBeginPort(pCmdInfo);
+ XGI_INFO("Jong-xgi_submit_cmdlist-After getCurBatchBeginPort() \n");
+
+ /* Jong 05/25/2006 */
+ /* return; */
+
+ if (s_cmdring._lastBatchStartAddr == 0) {
+ U32 portOffset;
+
+ /* Jong 06/13/2006; remove marked for system hang test */
+ /* xgi_waitfor_pci_idle(info); */
+
+ /* Jong 06132006; BASE_3D_ENG=0x2800 */
+ /* beginPort: 2D: 0x30 */
+ portOffset = BASE_3D_ENG + beginPort;
+
+ // Enable PCI Trigger Mode
+ XGI_INFO("Jong-xgi_submit_cmdlist-Enable PCI Trigger Mode \n");
+
+ /* Jong 05/25/2006 */
+ /* return; */
+
+ /* Jong 06/13/2006; M2REG_AUTO_LINK_SETTING_ADDRESS=0x10 */
+ XGI_INFO("Jong-M2REG_AUTO_LINK_SETTING_ADDRESS=0x%lx \n",
+ M2REG_AUTO_LINK_SETTING_ADDRESS);
+ XGI_INFO("Jong-M2REG_CLEAR_COUNTERS_MASK=0x%lx \n",
+ M2REG_CLEAR_COUNTERS_MASK);
+ XGI_INFO
+ ("Jong-(M2REG_AUTO_LINK_SETTING_ADDRESS << 22)=0x%lx \n",
+ (M2REG_AUTO_LINK_SETTING_ADDRESS << 22));
+ XGI_INFO("Jong-M2REG_PCI_TRIGGER_MODE_MASK=0x%lx \n\n",
+ M2REG_PCI_TRIGGER_MODE_MASK);
+
+ /* Jong 06/14/2006; 0x400001a */
+ XGI_INFO
+ ("Jong-(M2REG_AUTO_LINK_SETTING_ADDRESS << 22)|M2REG_CLEAR_COUNTERS_MASK|0x08|M2REG_PCI_TRIGGER_MODE_MASK=0x%lx \n",
+ (M2REG_AUTO_LINK_SETTING_ADDRESS << 22) |
+ M2REG_CLEAR_COUNTERS_MASK | 0x08 |
+ M2REG_PCI_TRIGGER_MODE_MASK);
+ dwWriteReg(BASE_3D_ENG + M2REG_AUTO_LINK_SETTING_ADDRESS,
+ (M2REG_AUTO_LINK_SETTING_ADDRESS << 22) |
+ M2REG_CLEAR_COUNTERS_MASK | 0x08 |
+ M2REG_PCI_TRIGGER_MODE_MASK);
+
+ /* Jong 05/25/2006 */
+ XGI_INFO("Jong-xgi_submit_cmdlist-After dwWriteReg() \n");
+ /* return; *//* OK */
+
+ /* Jong 06/14/2006; 0x400000a */
+ XGI_INFO
+ ("Jong-(M2REG_AUTO_LINK_SETTING_ADDRESS << 22)|0x08|M2REG_PCI_TRIGGER_MODE_MASK=0x%lx \n",
+ (M2REG_AUTO_LINK_SETTING_ADDRESS << 22) | 0x08 |
+ M2REG_PCI_TRIGGER_MODE_MASK);
+ dwWriteReg(BASE_3D_ENG + M2REG_AUTO_LINK_SETTING_ADDRESS,
+ (M2REG_AUTO_LINK_SETTING_ADDRESS << 22) | 0x08 |
+ M2REG_PCI_TRIGGER_MODE_MASK);
+
+ // Send PCI begin command
+ XGI_INFO("Jong-xgi_submit_cmdlist-Send PCI begin command \n");
+ /* return; */
+
+ XGI_INFO("Jong-xgi_submit_cmdlist-portOffset=%d \n",
+ portOffset);
+ XGI_INFO("Jong-xgi_submit_cmdlist-beginPort=%d \n", beginPort);
+
+ /* beginPort = 48; */
+ /* 0xc100000 */
+ dwWriteReg(portOffset,
+ (beginPort << 22) + (BEGIN_VALID_MASK) +
+ pCmdInfo->_curDebugID);
+ XGI_INFO("Jong-(beginPort<<22)=0x%lx \n", (beginPort << 22));
+ XGI_INFO("Jong-(BEGIN_VALID_MASK)=0x%lx \n", BEGIN_VALID_MASK);
+ XGI_INFO("Jong- pCmdInfo->_curDebugID=0x%lx \n",
+ pCmdInfo->_curDebugID);
+ XGI_INFO
+ ("Jong- (beginPort<<22) + (BEGIN_VALID_MASK) + pCmdInfo->_curDebugID=0x%lx \n",
+ (beginPort << 22) + (BEGIN_VALID_MASK) +
+ pCmdInfo->_curDebugID);
+ XGI_INFO
+ ("Jong-xgi_submit_cmdlist-Send PCI begin command- After \n");
+ /* return; *//* OK */
+
+ /* 0x80000024 */
+ dwWriteReg(portOffset + 4,
+ BEGIN_LINK_ENABLE_MASK + pCmdInfo->_firstSize);
+ XGI_INFO("Jong- BEGIN_LINK_ENABLE_MASK=0x%lx \n",
+ BEGIN_LINK_ENABLE_MASK);
+ XGI_INFO("Jong- pCmdInfo->_firstSize=0x%lx \n",
+ pCmdInfo->_firstSize);
+ XGI_INFO
+ ("Jong- BEGIN_LINK_ENABLE_MASK + pCmdInfo->_firstSize=0x%lx \n",
+ BEGIN_LINK_ENABLE_MASK + pCmdInfo->_firstSize);
+ XGI_INFO("Jong-xgi_submit_cmdlist-dwWriteReg-1 \n");
+
+ /* 0x1010000 */
+ dwWriteReg(portOffset + 8, (pCmdInfo->_firstBeginAddr >> 4));
+ XGI_INFO("Jong- pCmdInfo->_firstBeginAddr=0x%lx \n",
+ pCmdInfo->_firstBeginAddr);
+ XGI_INFO("Jong- (pCmdInfo->_firstBeginAddr >> 4)=0x%lx \n",
+ (pCmdInfo->_firstBeginAddr >> 4));
+ XGI_INFO("Jong-xgi_submit_cmdlist-dwWriteReg-2 \n");
+
+ /* Jong 06/13/2006 */
+ xgi_dump_register(info);
+
+ /* Jong 06/12/2006; system hang; marked for test */
+ dwWriteReg(portOffset + 12, 0);
+ XGI_INFO("Jong-xgi_submit_cmdlist-dwWriteReg-3 \n");
+
+ /* Jong 06/13/2006; remove marked for system hang test */
+ /* xgi_waitfor_pci_idle(info); */
+ } else {
+ XGI_INFO
+ ("Jong-xgi_submit_cmdlist-s_cmdring._lastBatchStartAddr != 0 \n");
+ U32 *lastBatchVirtAddr;
+
+ /* Jong 05/25/2006 */
+ /* return; */
+
+ if (pCmdInfo->_firstBeginType == BTYPE_3D) {
+ addFlush2D(info);
+ }
+
+ lastBatchVirtAddr =
+ (U32 *) xgi_find_pcie_virt(info,
+ s_cmdring._lastBatchStartAddr);
+
+ lastBatchVirtAddr[1] =
+ BEGIN_LINK_ENABLE_MASK + pCmdInfo->_firstSize;
+ lastBatchVirtAddr[2] = pCmdInfo->_firstBeginAddr >> 4;
+ lastBatchVirtAddr[3] = 0;
+ //barrier();
+ lastBatchVirtAddr[0] =
+ (beginPort << 22) + (BEGIN_VALID_MASK) +
+ (0xffff & pCmdInfo->_curDebugID);
+
+ /* Jong 06/12/2006; system hang; marked for test */
+ triggerHWCommandList(info, pCmdInfo->_beginCount);
+
+ XGI_INFO
+ ("Jong-xgi_submit_cmdlist-s_cmdring._lastBatchStartAddr != 0 - End\n");
+ }
+
+ s_cmdring._lastBatchStartAddr = pCmdInfo->_lastBeginAddr;
+ XGI_INFO("Jong-xgi_submit_cmdlist-End \n");
+}
+
+/*
+ state: 0 - console
+ 1 - graphic
+ 2 - fb
+ 3 - logout
+*/
+void xgi_state_change(xgi_info_t * info, xgi_state_info_t * pStateInfo)
+{
+#define STATE_CONSOLE 0
+#define STATE_GRAPHIC 1
+#define STATE_FBTERM 2
+#define STATE_LOGOUT 3
+#define STATE_REBOOT 4
+#define STATE_SHUTDOWN 5
+
+ if ((pStateInfo->_fromState == STATE_GRAPHIC)
+ && (pStateInfo->_toState == STATE_CONSOLE)) {
+ XGI_INFO("[kd] I see, now is to leaveVT\n");
+ // stop to received batch
+ } else if ((pStateInfo->_fromState == STATE_CONSOLE)
+ && (pStateInfo->_toState == STATE_GRAPHIC)) {
+ XGI_INFO("[kd] I see, now is to enterVT\n");
+ xgi_cmdlist_reset();
+ } else if ((pStateInfo->_fromState == STATE_GRAPHIC)
+ && ((pStateInfo->_toState == STATE_LOGOUT)
+ || (pStateInfo->_toState == STATE_REBOOT)
+ || (pStateInfo->_toState == STATE_SHUTDOWN))) {
+ XGI_INFO("[kd] I see, not is to exit from X\n");
+ // stop to received batch
+ } else {
+ XGI_ERROR("[kd] Should not happen\n");
+ }
+
+}
+
+void xgi_cmdlist_reset(void)
+{
+ s_cmdring._lastBatchStartAddr = 0;
+ s_cmdring._cmdRingOffset = 0;
+}
+
+void xgi_cmdlist_cleanup(xgi_info_t * info)
+{
+ if (s_cmdring._cmdRingBuffer != 0) {
+ xgi_pcie_free(info, s_cmdring._cmdRingBusAddr);
+ s_cmdring._cmdRingBuffer = 0;
+ s_cmdring._cmdRingOffset = 0;
+ s_cmdring._cmdRingSize = 0;
+ }
+}
+
+static void triggerHWCommandList(xgi_info_t * info, U32 triggerCounter)
+{
+ static U32 s_triggerID = 1;
+
+ //Fix me, currently we just trigger one time
+ while (triggerCounter--) {
+ dwWriteReg(BASE_3D_ENG + M2REG_PCI_TRIGGER_REGISTER_ADDRESS,
+ 0x05000000 + (0xffff & s_triggerID++));
+ // xgi_waitfor_pci_idle(info);
+ }
+}
+
+static U32 getCurBatchBeginPort(xgi_cmd_info_t * pCmdInfo)
+{
+ // Convert the batch type to begin port ID
+ switch (pCmdInfo->_firstBeginType) {
+ case BTYPE_2D:
+ return 0x30;
+ case BTYPE_3D:
+ return 0x40;
+ case BTYPE_FLIP:
+ return 0x50;
+ case BTYPE_CTRL:
+ return 0x20;
+ default:
+ //ASSERT(0);
+ return 0xff;
+ }
+}
+
+static void addFlush2D(xgi_info_t * info)
+{
+ U32 *flushBatchVirtAddr;
+ U32 flushBatchHWAddr;
+
+ U32 *lastBatchVirtAddr;
+
+ /* check buf is large enough to contain a new flush batch */
+ if ((s_cmdring._cmdRingOffset + 0x20) >= s_cmdring._cmdRingSize) {
+ s_cmdring._cmdRingOffset = 0;
+ }
+
+ flushBatchHWAddr = s_cmdring._cmdRingBuffer + s_cmdring._cmdRingOffset;
+ flushBatchVirtAddr = (U32 *) xgi_find_pcie_virt(info, flushBatchHWAddr);
+
+ /* not using memcpy for I assume the address is discrete */
+ *(flushBatchVirtAddr + 0) = 0x10000000;
+ *(flushBatchVirtAddr + 1) = 0x80000004; /* size = 0x04 dwords */
+ *(flushBatchVirtAddr + 2) = 0x00000000;
+ *(flushBatchVirtAddr + 3) = 0x00000000;
+ *(flushBatchVirtAddr + 4) = FLUSH_2D;
+ *(flushBatchVirtAddr + 5) = FLUSH_2D;
+ *(flushBatchVirtAddr + 6) = FLUSH_2D;
+ *(flushBatchVirtAddr + 7) = FLUSH_2D;
+
+ // ASSERT(s_cmdring._lastBatchStartAddr != NULL);
+ lastBatchVirtAddr =
+ (U32 *) xgi_find_pcie_virt(info, s_cmdring._lastBatchStartAddr);
+
+ lastBatchVirtAddr[1] = BEGIN_LINK_ENABLE_MASK + 0x08;
+ lastBatchVirtAddr[2] = flushBatchHWAddr >> 4;
+ lastBatchVirtAddr[3] = 0;
+
+ //barrier();
+
+ // BTYPE_CTRL & NO debugID
+ lastBatchVirtAddr[0] = (0x20 << 22) + (BEGIN_VALID_MASK);
+
+ triggerHWCommandList(info, 1);
+
+ s_cmdring._cmdRingOffset += 0x20;
+ s_cmdring._lastBatchStartAddr = flushBatchHWAddr;
+}
diff --git a/linux-core/xgi_cmdlist.h b/linux-core/xgi_cmdlist.h
index 1b0c4965..5fe1de71 100644
--- a/linux-core/xgi_cmdlist.h
+++ b/linux-core/xgi_cmdlist.h
@@ -1,79 +1,76 @@
-
-/****************************************************************************
- * Copyright (C) 2003-2006 by XGI Technology, Taiwan.
- * *
- * All Rights Reserved. *
- * *
- * Permission is hereby granted, free of charge, to any person obtaining
- * a copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation on the rights to use, copy, modify, merge,
- * publish, distribute, sublicense, and/or sell copies of the Software,
- * and to permit persons to whom the Software is furnished to do so,
- * subject to the following conditions:
- * *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial
- * portions of the Software.
- * *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- * NON-INFRINGEMENT. IN NO EVENT SHALL XGI AND/OR
- * ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
- * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
- * DEALINGS IN THE SOFTWARE.
- ***************************************************************************/
-
-#ifndef _XGI_CMDLIST_H_
-#define _XGI_CMDLIST_H_
-
-#define ONE_BIT_MASK 0x1
-#define TWENTY_BIT_MASK 0xfffff
-#define M2REG_FLUSH_2D_ENGINE_MASK (ONE_BIT_MASK<<20)
-#define M2REG_FLUSH_3D_ENGINE_MASK TWENTY_BIT_MASK
-#define M2REG_FLUSH_FLIP_ENGINE_MASK (ONE_BIT_MASK<<21)
-#define BASE_3D_ENG 0x2800
-#define M2REG_AUTO_LINK_SETTING_ADDRESS 0x10
-#define M2REG_CLEAR_COUNTERS_MASK (ONE_BIT_MASK<<4)
-#define M2REG_PCI_TRIGGER_MODE_MASK (ONE_BIT_MASK<<1)
-#define BEGIN_VALID_MASK (ONE_BIT_MASK<<20)
-#define BEGIN_LINK_ENABLE_MASK (ONE_BIT_MASK<<31)
-#define M2REG_PCI_TRIGGER_REGISTER_ADDRESS 0x14
-
-typedef enum
-{
- FLUSH_2D = M2REG_FLUSH_2D_ENGINE_MASK,
- FLUSH_3D = M2REG_FLUSH_3D_ENGINE_MASK,
- FLUSH_FLIP = M2REG_FLUSH_FLIP_ENGINE_MASK
-}FLUSH_CODE;
-
-typedef enum
-{
- AGPCMDLIST_SCRATCH_SIZE = 0x100,
- AGPCMDLIST_BEGIN_SIZE = 0x004,
- AGPCMDLIST_3D_SCRATCH_CMD_SIZE = 0x004,
- AGPCMDLIST_2D_SCRATCH_CMD_SIZE = 0x00c,
- AGPCMDLIST_FLUSH_CMD_LEN = 0x004,
- AGPCMDLIST_DUMY_END_BATCH_LEN = AGPCMDLIST_BEGIN_SIZE
-}CMD_SIZE;
-
-typedef struct xgi_cmdring_info_s
-{
- U32 _cmdRingSize;
- U32 _cmdRingBuffer;
- U32 _cmdRingBusAddr;
- U32 _lastBatchStartAddr;
- U32 _cmdRingOffset;
-}xgi_cmdring_info_t;
-
-extern int xgi_cmdlist_initialize(xgi_info_t *info, U32 size);
-
-extern void xgi_submit_cmdlist(xgi_info_t *info, xgi_cmd_info_t * pCmdInfo);
-
-extern void xgi_state_change(xgi_info_t *info, xgi_state_info_t * pStateInfo);
-
-extern void xgi_cmdlist_cleanup(xgi_info_t *info);
-
-#endif /* _XGI_CMDLIST_H_ */
+
+/****************************************************************************
+ * Copyright (C) 2003-2006 by XGI Technology, Taiwan.
+ * *
+ * All Rights Reserved. *
+ * *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation on the rights to use, copy, modify, merge,
+ * publish, distribute, sublicense, and/or sell copies of the Software,
+ * and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ * *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial
+ * portions of the Software.
+ * *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NON-INFRINGEMENT. IN NO EVENT SHALL XGI AND/OR
+ * ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ ***************************************************************************/
+
+#ifndef _XGI_CMDLIST_H_
+#define _XGI_CMDLIST_H_
+
+#define ONE_BIT_MASK 0x1
+#define TWENTY_BIT_MASK 0xfffff
+#define M2REG_FLUSH_2D_ENGINE_MASK (ONE_BIT_MASK<<20)
+#define M2REG_FLUSH_3D_ENGINE_MASK TWENTY_BIT_MASK
+#define M2REG_FLUSH_FLIP_ENGINE_MASK (ONE_BIT_MASK<<21)
+#define BASE_3D_ENG 0x2800
+#define M2REG_AUTO_LINK_SETTING_ADDRESS 0x10
+#define M2REG_CLEAR_COUNTERS_MASK (ONE_BIT_MASK<<4)
+#define M2REG_PCI_TRIGGER_MODE_MASK (ONE_BIT_MASK<<1)
+#define BEGIN_VALID_MASK (ONE_BIT_MASK<<20)
+#define BEGIN_LINK_ENABLE_MASK (ONE_BIT_MASK<<31)
+#define M2REG_PCI_TRIGGER_REGISTER_ADDRESS 0x14
+
+typedef enum {
+ FLUSH_2D = M2REG_FLUSH_2D_ENGINE_MASK,
+ FLUSH_3D = M2REG_FLUSH_3D_ENGINE_MASK,
+ FLUSH_FLIP = M2REG_FLUSH_FLIP_ENGINE_MASK
+} FLUSH_CODE;
+
+typedef enum {
+ AGPCMDLIST_SCRATCH_SIZE = 0x100,
+ AGPCMDLIST_BEGIN_SIZE = 0x004,
+ AGPCMDLIST_3D_SCRATCH_CMD_SIZE = 0x004,
+ AGPCMDLIST_2D_SCRATCH_CMD_SIZE = 0x00c,
+ AGPCMDLIST_FLUSH_CMD_LEN = 0x004,
+ AGPCMDLIST_DUMY_END_BATCH_LEN = AGPCMDLIST_BEGIN_SIZE
+} CMD_SIZE;
+
+typedef struct xgi_cmdring_info_s {
+ U32 _cmdRingSize;
+ U32 _cmdRingBuffer;
+ U32 _cmdRingBusAddr;
+ U32 _lastBatchStartAddr;
+ U32 _cmdRingOffset;
+} xgi_cmdring_info_t;
+
+extern int xgi_cmdlist_initialize(xgi_info_t * info, U32 size);
+
+extern void xgi_submit_cmdlist(xgi_info_t * info, xgi_cmd_info_t * pCmdInfo);
+
+extern void xgi_state_change(xgi_info_t * info, xgi_state_info_t * pStateInfo);
+
+extern void xgi_cmdlist_cleanup(xgi_info_t * info);
+
+#endif /* _XGI_CMDLIST_H_ */
diff --git a/linux-core/xgi_drv.c b/linux-core/xgi_drv.c
index 5e80d417..0c37d00e 100644
--- a/linux-core/xgi_drv.c
+++ b/linux-core/xgi_drv.c
@@ -1,1610 +1,1564 @@
-
-/****************************************************************************
- * Copyright (C) 2003-2006 by XGI Technology, Taiwan.
- * *
- * All Rights Reserved. *
- * *
- * Permission is hereby granted, free of charge, to any person obtaining
- * a copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation on the rights to use, copy, modify, merge,
- * publish, distribute, sublicense, and/or sell copies of the Software,
- * and to permit persons to whom the Software is furnished to do so,
- * subject to the following conditions:
- * *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial
- * portions of the Software.
- * *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- * NON-INFRINGEMENT. IN NO EVENT SHALL XGI AND/OR
- * ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
- * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
- * DEALINGS IN THE SOFTWARE.
- ***************************************************************************/
-#include "xgi_types.h"
-#include "xgi_linux.h"
-#include "xgi_drv.h"
-#include "xgi_regs.h"
-#include "xgi_pcie.h"
-#include "xgi_misc.h"
-#include "xgi_cmdlist.h"
-
-/* for debug */
-static int xgi_temp = 1;
-/*
- * global parameters
- */
-static struct xgi_dev {
- u16 vendor;
- u16 device;
- const char *name;
-} xgidev_list[] = {
- {PCI_VENDOR_ID_XGI, PCI_DEVICE_ID_XP5, "XP5"},
- {PCI_VENDOR_ID_XGI, PCI_DEVICE_ID_XG47, "XG47"},
- {0, 0, NULL}
-};
-
-int xgi_major = XGI_DEV_MAJOR; /* xgi reserved major device number. */
-
-static int xgi_num_devices = 0;
-
-xgi_info_t xgi_devices[XGI_MAX_DEVICES];
-
-#if defined(XGI_PM_SUPPORT_APM)
-static struct pm_dev *apm_xgi_dev[XGI_MAX_DEVICES] = { 0 };
-#endif
-
-/* add one for the control device */
-xgi_info_t xgi_ctl_device;
-wait_queue_head_t xgi_ctl_waitqueue;
-
-#ifdef CONFIG_PROC_FS
-struct proc_dir_entry *proc_xgi;
-#endif
-
-#ifdef CONFIG_DEVFS_FS
-devfs_handle_t xgi_devfs_handles[XGI_MAX_DEVICES];
-#endif
-
-struct list_head xgi_mempid_list;
-
-/* xgi_ functions.. do not take a state device parameter */
-static int xgi_post_vbios(xgi_ioctl_post_vbios_t *info);
-static void xgi_proc_create(void);
-static void xgi_proc_remove_all(struct proc_dir_entry *);
-static void xgi_proc_remove(void);
-
-/* xgi_kern_ functions, interfaces used by linux kernel */
-int xgi_kern_probe(struct pci_dev *, const struct pci_device_id *);
-
-unsigned int xgi_kern_poll(struct file *, poll_table *);
-int xgi_kern_ioctl(struct inode *, struct file *, unsigned int, unsigned long);
-int xgi_kern_mmap(struct file *, struct vm_area_struct *);
-int xgi_kern_open(struct inode *, struct file *);
-int xgi_kern_release(struct inode *inode, struct file *filp);
-
-void xgi_kern_vma_open(struct vm_area_struct *vma);
-void xgi_kern_vma_release(struct vm_area_struct *vma);
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 1))
-struct page *xgi_kern_vma_nopage(struct vm_area_struct *vma,
- unsigned long address, int *type);
-#else
-struct page *xgi_kern_vma_nopage(struct vm_area_struct *vma,
- unsigned long address, int write_access);
-#endif
-
-int xgi_kern_read_card_info(char *, char **, off_t off, int, int *, void *);
-int xgi_kern_read_status(char *, char **, off_t off, int, int *, void *);
-int xgi_kern_read_pcie_info(char *, char **, off_t off, int, int *, void *);
-int xgi_kern_read_version(char *, char **, off_t off, int, int *, void *);
-
-int xgi_kern_ctl_open(struct inode *, struct file *);
-int xgi_kern_ctl_close(struct inode *, struct file *);
-unsigned int xgi_kern_ctl_poll(struct file *, poll_table *);
-
-void xgi_kern_isr_bh(unsigned long);
-irqreturn_t xgi_kern_isr(int, void *, struct pt_regs *);
-
-static void xgi_lock_init(xgi_info_t *info);
-
-#if defined(XGI_PM_SUPPORT_ACPI)
-int xgi_kern_acpi_standby(struct pci_dev *, u32);
-int xgi_kern_acpi_resume(struct pci_dev *);
-#endif
-
-/*
- * verify access to pci config space wasn't disabled behind our back
- * unfortunately, XFree86 enables/disables memory access in pci config space at
- * various times (such as restoring initial pci config space settings during vt
- * switches or when doing mulicard). As a result, all of our register accesses
- * are garbage at this point. add a check to see if access was disabled and
- * reenable any such access.
- */
-#define XGI_CHECK_PCI_CONFIG(xgi) \
- xgi_check_pci_config(xgi, __LINE__)
-
-static inline void xgi_check_pci_config(xgi_info_t *info, int line)
-{
- unsigned short cmd, flag = 0;
-
- // don't do this on the control device, only the actual devices
- if (info->flags & XGI_FLAG_CONTROL)
- return;
-
- pci_read_config_word(info->dev, PCI_COMMAND, &cmd);
- if (!(cmd & PCI_COMMAND_MASTER))
- {
- XGI_INFO("restoring bus mastering! (%d)\n", line);
- cmd |= PCI_COMMAND_MASTER;
- flag = 1;
- }
-
- if (!(cmd & PCI_COMMAND_MEMORY))
- {
- XGI_INFO("restoring MEM access! (%d)\n", line);
- cmd |= PCI_COMMAND_MEMORY;
- flag = 1;
- }
-
- if (flag)
- pci_write_config_word(info->dev, PCI_COMMAND, cmd);
-}
-
-static int xgi_post_vbios(xgi_ioctl_post_vbios_t *info)
-{
- return 1;
-}
-
-/*
- * struct pci_device_id {
- * unsigned int vendor, device; // Vendor and device ID or PCI_ANY_ID
- * unsigned int subvendor, subdevice; // Subsystem ID's or PCI_ANY_ID
- * unsigned int class, class_mask; // (class,subclass,prog-if) triplet
- * unsigned long driver_data; // Data private to the driver
- * };
- */
-
-static struct pci_device_id xgi_dev_table[] = {
- {
- .vendor = PCI_VENDOR_ID_XGI,
- .device = PCI_ANY_ID,
- .subvendor = PCI_ANY_ID,
- .subdevice = PCI_ANY_ID,
- .class = (PCI_CLASS_DISPLAY_VGA << 8),
- .class_mask = ~0,
- },
- { }
-};
-
-/*
- * #define MODULE_DEVICE_TABLE(type,name) \
- * MODULE_GENERIC_TABLE(type##_device,name)
- */
- MODULE_DEVICE_TABLE(pci, xgi_dev_table);
-
-/*
- * struct pci_driver {
- * struct list_head node;
- * char *name;
- * const struct pci_device_id *id_table; // NULL if wants all devices
- * int (*probe)(struct pci_dev *dev, const struct pci_device_id *id); // New device inserted
- * void (*remove)(struct pci_dev *dev); // Device removed (NULL if not a hot-plug capable driver)
- * int (*save_state)(struct pci_dev *dev, u32 state); // Save Device Context
- * int (*suspend)(struct pci_dev *dev, u32 state); // Device suspended
- * int (*resume)(struct pci_dev *dev); // Device woken up
- * int (*enable_wake)(struct pci_dev *dev, u32 state, int enable); // Enable wake event
- * };
- */
-static struct pci_driver xgi_pci_driver = {
- .name = "xgi",
- .id_table = xgi_dev_table,
- .probe = xgi_kern_probe,
-#if defined(XGI_SUPPORT_ACPI)
- .suspend = xgi_kern_acpi_standby,
- .resume = xgi_kern_acpi_resume,
-#endif
-};
-
-/*
- * find xgi devices and set initial state
- */
-int xgi_kern_probe(struct pci_dev *dev, const struct pci_device_id *id_table)
-{
- xgi_info_t *info;
-
- if ((dev->vendor != PCI_VENDOR_ID_XGI)
- || (dev->class != (PCI_CLASS_DISPLAY_VGA << 8)))
- {
- return -1;
- }
-
- if (xgi_num_devices == XGI_MAX_DEVICES)
- {
- XGI_INFO("maximum device number (%d) reached!\n", xgi_num_devices);
- return -1;
- }
-
- /* enable io, mem, and bus-mastering in pci config space */
- if (pci_enable_device(dev) != 0)
- {
- XGI_INFO("pci_enable_device failed, aborting\n");
- return -1;
- }
-
- XGI_INFO("maximum device number (%d) reached \n", xgi_num_devices);
-
- pci_set_master(dev);
-
- info = &xgi_devices[xgi_num_devices];
- info->dev = dev;
- info->vendor_id = dev->vendor;
- info->device_id = dev->device;
- info->bus = dev->bus->number;
- info->slot = PCI_SLOT((dev)->devfn);
-
- xgi_lock_init(info);
-
- info->mmio.base = XGI_PCI_RESOURCE_START(dev, 1);
- info->mmio.size = XGI_PCI_RESOURCE_SIZE(dev, 1);
-
- /* check IO region */
- if (!request_mem_region(info->mmio.base, info->mmio.size, "xgi"))
- {
- XGI_ERROR("cannot reserve MMIO memory\n");
- goto error_disable_dev;
- }
-
- XGI_INFO("info->mmio.base: 0x%lx \n", info->mmio.base);
- XGI_INFO("info->mmio.size: 0x%lx \n", info->mmio.size);
-
- info->mmio.vbase = (unsigned char *)ioremap_nocache(info->mmio.base,
- info->mmio.size);
- if (!info->mmio.vbase)
- {
- release_mem_region(info->mmio.base, info->mmio.size);
- XGI_ERROR("info->mmio.vbase failed\n");
- goto error_disable_dev;
- }
- xgi_enable_mmio(info);
-
- //xgi_enable_ge(info);
-
- XGI_INFO("info->mmio.vbase: 0x%p \n", info->mmio.vbase);
-
- info->fb.base = XGI_PCI_RESOURCE_START(dev, 0);
- info->fb.size = XGI_PCI_RESOURCE_SIZE(dev, 0);
-
- XGI_INFO("info->fb.base: 0x%lx \n", info->fb.base);
- XGI_INFO("info->fb.size: 0x%lx \n", info->fb.size);
-
- info->fb.size = bIn3cf(0x54) * 8 * 1024 * 1024;
- XGI_INFO("info->fb.size: 0x%lx \n", info->fb.size);
-
- /* check frame buffer region
- if (!request_mem_region(info->fb.base, info->fb.size, "xgi"))
- {
- release_mem_region(info->mmio.base, info->mmio.size);
- XGI_ERROR("cannot reserve frame buffer memory\n");
- goto error_disable_dev;
- }
-
-
- info->fb.vbase = (unsigned char *)ioremap_nocache(info->fb.base,
- info->fb.size);
-
- if (!info->fb.vbase)
- {
- release_mem_region(info->mmio.base, info->mmio.size);
- release_mem_region(info->fb.base, info->fb.size);
- XGI_ERROR("info->fb.vbase failed\n");
- goto error_disable_dev;
- }
- */
- info->fb.vbase = NULL;
- XGI_INFO("info->fb.vbase: 0x%p \n", info->fb.vbase);
-
- info->irq = dev->irq;
-
- /* check common error condition */
- if (info->irq == 0)
- {
- XGI_ERROR("Can't find an IRQ for your XGI card! \n");
- goto error_zero_dev;
- }
- XGI_INFO("info->irq: %lx \n", info->irq);
-
- //xgi_enable_dvi_interrupt(info);
-
- /* sanity check the IO apertures */
- if ((info->mmio.base == 0) || (info->mmio.size == 0)
- || (info->fb.base == 0) || (info->fb.size == 0))
- {
- XGI_ERROR("The IO regions for your XGI card are invalid.\n");
-
- if ((info->mmio.base == 0) || (info->mmio.size == 0))
- {
- XGI_ERROR("mmio appears to be wrong: 0x%lx 0x%lx\n",
- info->mmio.base,
- info->mmio.size);
- }
-
- if ((info->fb.base == 0) || (info->fb.size == 0))
- {
- XGI_ERROR("frame buffer appears to be wrong: 0x%lx 0x%lx\n",
- info->fb.base,
- info->fb.size);
- }
-
- goto error_zero_dev;
- }
-
- //xgi_num_devices++;
-
- return 0;
-
-error_zero_dev:
- release_mem_region(info->fb.base, info->fb.size);
- release_mem_region(info->mmio.base, info->mmio.size);
-
-error_disable_dev:
- pci_disable_device(dev);
- return -1;
-
-}
-
-/*
- * vma operations...
- * this is only called when the vmas are duplicated. this
- * appears to only happen when the process is cloned to create
- * a new process, and not when the process is threaded.
- *
- * increment the usage count for the physical pages, so when
- * this clone unmaps the mappings, the pages are not
- * deallocated under the original process.
- */
-struct vm_operations_struct xgi_vm_ops = {
- .open = xgi_kern_vma_open,
- .close = xgi_kern_vma_release,
- .nopage = xgi_kern_vma_nopage,
-};
-
-void xgi_kern_vma_open(struct vm_area_struct *vma)
-{
- XGI_INFO("VM: vma_open for 0x%lx - 0x%lx, offset 0x%lx\n",
- vma->vm_start,
- vma->vm_end,
- XGI_VMA_OFFSET(vma));
-
- if (XGI_VMA_PRIVATE(vma))
- {
- xgi_pcie_block_t *block = (xgi_pcie_block_t *)XGI_VMA_PRIVATE(vma);
- XGI_ATOMIC_INC(block->use_count);
- }
-}
-
-void xgi_kern_vma_release(struct vm_area_struct *vma)
-{
- XGI_INFO("VM: vma_release for 0x%lx - 0x%lx, offset 0x%lx\n",
- vma->vm_start,
- vma->vm_end,
- XGI_VMA_OFFSET(vma));
-
- if (XGI_VMA_PRIVATE(vma))
- {
- xgi_pcie_block_t *block = (xgi_pcie_block_t *)XGI_VMA_PRIVATE(vma);
- XGI_ATOMIC_DEC(block->use_count);
-
- /*
- * if use_count is down to 0, the kernel virtual mapping was freed
- * but the underlying physical pages were not, we need to clear the
- * bit and free the physical pages.
- */
- if (XGI_ATOMIC_READ(block->use_count) == 0)
- {
- // Need TO Finish
- XGI_VMA_PRIVATE(vma) = NULL;
- }
- }
-}
-
-#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 1))
-struct page *xgi_kern_vma_nopage(struct vm_area_struct *vma,
- unsigned long address, int *type)
-{
- xgi_pcie_block_t *block = (xgi_pcie_block_t *)XGI_VMA_PRIVATE(vma);
- struct page *page = NOPAGE_SIGBUS;
- unsigned long offset = 0;
- unsigned long page_addr = 0;
-/*
- XGI_INFO("VM: mmap([0x%lx-0x%lx] off=0x%lx) address: 0x%lx \n",
- vma->vm_start,
- vma->vm_end,
- XGI_VMA_OFFSET(vma),
- address);
-*/
- offset = (address - vma->vm_start) + XGI_VMA_OFFSET(vma);
-
- offset = offset - block->bus_addr;
-
- offset >>= PAGE_SHIFT;
-
- page_addr = block->page_table[offset].virt_addr;
-
- if (xgi_temp)
- {
- XGI_INFO("block->bus_addr: 0x%lx block->hw_addr: 0x%lx"
- "block->page_count: 0x%lx block->page_order: 0x%lx"
- "block->page_table[0x%lx].virt_addr: 0x%lx\n",
- block->bus_addr, block->hw_addr,
- block->page_count, block->page_order,
- offset,
- block->page_table[offset].virt_addr);
- xgi_temp = 0;
- }
-
- if (!page_addr) goto out; /* hole or end-of-file */
- page = virt_to_page(page_addr);
-
- /* got it, now increment the count */
- get_page(page);
-out:
- return page;
-
-}
-#else
-struct page *xgi_kern_vma_nopage(struct vm_area_struct *vma,
- unsigned long address, int write_access)
-{
- xgi_pcie_block_t *block = (xgi_pcie_block_t *)XGI_VMA_PRIVATE(vma);
- struct page *page = NOPAGE_SIGBUS;
- unsigned long offset = 0;
- unsigned long page_addr = 0;
-/*
- XGI_INFO("VM: mmap([0x%lx-0x%lx] off=0x%lx) address: 0x%lx \n",
- vma->vm_start,
- vma->vm_end,
- XGI_VMA_OFFSET(vma),
- address);
-*/
- offset = (address - vma->vm_start) + XGI_VMA_OFFSET(vma);
-
- offset = offset - block->bus_addr;
-
- offset >>= PAGE_SHIFT;
-
- page_addr = block->page_table[offset].virt_addr;
-
- if (xgi_temp)
- {
- XGI_INFO("block->bus_addr: 0x%lx block->hw_addr: 0x%lx"
- "block->page_count: 0x%lx block->page_order: 0x%lx"
- "block->page_table[0x%lx].virt_addr: 0x%lx\n",
- block->bus_addr, block->hw_addr,
- block->page_count, block->page_order,
- offset,
- block->page_table[offset].virt_addr);
- xgi_temp = 0;
- }
-
- if (!page_addr) goto out; /* hole or end-of-file */
- page = virt_to_page(page_addr);
-
- /* got it, now increment the count */
- get_page(page);
-out:
- return page;
-}
-#endif
-
-#if 0
-static struct file_operations xgi_fops = {
- /* owner: THIS_MODULE, */
- poll: xgi_kern_poll,
- ioctl: xgi_kern_ioctl,
- mmap: xgi_kern_mmap,
- open: xgi_kern_open,
- release: xgi_kern_release,
-};
-#endif
-
-static struct file_operations xgi_fops = {
- .owner = THIS_MODULE,
- .poll = xgi_kern_poll,
- .ioctl = xgi_kern_ioctl,
- .mmap = xgi_kern_mmap,
- .open = xgi_kern_open,
- .release = xgi_kern_release,
-};
-
-static xgi_file_private_t * xgi_alloc_file_private(void)
-{
- xgi_file_private_t *fp;
-
- XGI_KMALLOC(fp, sizeof(xgi_file_private_t));
- if (!fp)
- return NULL;
-
- memset(fp, 0, sizeof(xgi_file_private_t));
-
- /* initialize this file's event queue */
- init_waitqueue_head(&fp->wait_queue);
-
- xgi_init_lock(fp->fp_lock);
-
- return fp;
-}
-
-static void xgi_free_file_private(xgi_file_private_t *fp)
-{
- if (fp == NULL)
- return;
-
- XGI_KFREE(fp, sizeof(xgi_file_private_t));
-}
-
-int xgi_kern_open(struct inode *inode, struct file *filp)
-{
- xgi_info_t *info = NULL;
- int dev_num;
- int result = 0, status;
-
- /*
- * the type and num values are only valid if we are not using devfs.
- * However, since we use them to retrieve the device pointer, we
- * don't need them with devfs as filp->private_data is already
- * initialized
- */
- filp->private_data = xgi_alloc_file_private();
- if (filp->private_data == NULL)
- return -ENOMEM;
-
- XGI_INFO("filp->private_data %p\n", filp->private_data);
- /*
- * for control device, just jump to its open routine
- * after setting up the private data
- */
- if (XGI_IS_CONTROL_DEVICE(inode))
- return xgi_kern_ctl_open(inode, filp);
-
- /* what device are we talking about? */
- dev_num = XGI_DEVICE_NUMBER(inode);
- if (dev_num >= XGI_MAX_DEVICES)
- {
- xgi_free_file_private(filp->private_data);
- filp->private_data = NULL;
- return -ENODEV;
- }
-
- info = &xgi_devices[dev_num];
-
- XGI_INFO("Jong-xgi_kern_open on device %d\n", dev_num);
-
- xgi_down(info->info_sem);
- XGI_CHECK_PCI_CONFIG(info);
-
- XGI_INFO_FROM_FP(filp) = info;
-
- /*
- * map the memory and allocate isr on first open
- */
-
- if (!(info->flags & XGI_FLAG_OPEN))
- {
- XGI_INFO("info->flags & XGI_FLAG_OPEN \n");
-
- if (info->device_id == 0)
- {
- XGI_INFO("open of nonexistent device %d\n", dev_num);
- result = -ENXIO;
- goto failed;
- }
-
- /* initialize struct irqaction */
- status = request_irq(info->irq, xgi_kern_isr,
- SA_INTERRUPT | SA_SHIRQ, "xgi",
- (void *) info);
- if (status != 0)
- {
- if (info->irq && (status == -EBUSY))
- {
- XGI_ERROR("Tried to get irq %d, but another driver",
- (unsigned int) info->irq);
- XGI_ERROR("has it and is not sharing it.\n");
- }
- XGI_ERROR("isr request failed 0x%x\n", status);
- result = -EIO;
- goto failed;
- }
-
- /*
- * #define DECLARE_TASKLET(name, func, data) \
- * struct tasklet_struct name = { NULL, 0, ATOMIC_INIT(0), func, data }
- */
- info->tasklet.func = xgi_kern_isr_bh;
- info->tasklet.data = (unsigned long) info;
- tasklet_enable(&info->tasklet);
-
- /* Alloc 1M bytes for cmdbuffer which is flush2D batch array */
- xgi_cmdlist_initialize(info, 0x100000);
-
- info->flags |= XGI_FLAG_OPEN;
- }
-
- XGI_ATOMIC_INC(info->use_count);
-
-failed:
- xgi_up(info->info_sem);
-
- if ((result) && filp->private_data)
- {
- xgi_free_file_private(filp->private_data);
- filp->private_data = NULL;
- }
-
- return result;
-}
-
-int xgi_kern_release(struct inode *inode, struct file *filp)
-{
- xgi_info_t *info = XGI_INFO_FROM_FP(filp);
-
- XGI_CHECK_PCI_CONFIG(info);
-
- /*
- * for control device, just jump to its open routine
- * after setting up the private data
- */
- if (XGI_IS_CONTROL_DEVICE(inode))
- return xgi_kern_ctl_close(inode, filp);
-
- XGI_INFO("Jong-xgi_kern_release on device %d\n", XGI_DEVICE_NUMBER(inode));
-
- xgi_down(info->info_sem);
- if (XGI_ATOMIC_DEC_AND_TEST(info->use_count))
- {
-
- /*
- * The usage count for this device has dropped to zero, it can be shut
- * down safely; disable its interrupts.
- */
-
- /*
- * Disable this device's tasklet to make sure that no bottom half will
- * run with undefined device state.
- */
- tasklet_disable(&info->tasklet);
-
- /*
- * Free the IRQ, which may block until all pending interrupt processing
- * has completed.
- */
- free_irq(info->irq, (void *)info);
-
- xgi_cmdlist_cleanup(info);
-
- /* leave INIT flag alone so we don't reinit every time */
- info->flags &= ~XGI_FLAG_OPEN;
- }
-
- xgi_up(info->info_sem);
-
- if (FILE_PRIVATE(filp))
- {
- xgi_free_file_private(FILE_PRIVATE(filp));
- FILE_PRIVATE(filp) = NULL;
- }
-
- return 0;
-}
-
-int xgi_kern_mmap(struct file *filp, struct vm_area_struct *vma)
-{
- //struct inode *inode = INODE_FROM_FP(filp);
- xgi_info_t *info = XGI_INFO_FROM_FP(filp);
- xgi_pcie_block_t *block;
- int pages = 0;
- unsigned long prot;
-
- XGI_INFO("Jong-VM: mmap([0x%lx-0x%lx] off=0x%lx)\n",
- vma->vm_start,
- vma->vm_end,
- XGI_VMA_OFFSET(vma));
-
- XGI_CHECK_PCI_CONFIG(info);
-
- if (XGI_MASK_OFFSET(vma->vm_start)
- || XGI_MASK_OFFSET(vma->vm_end))
- {
- XGI_ERROR("VM: bad mmap range: %lx - %lx\n",
- vma->vm_start, vma->vm_end);
- return -ENXIO;
- }
-
- pages = (vma->vm_end - vma->vm_start) >> PAGE_SHIFT;
-
- vma->vm_ops = &xgi_vm_ops;
-
- /* XGI IO(reg) space */
- if (IS_IO_OFFSET(info, XGI_VMA_OFFSET(vma), vma->vm_end - vma->vm_start))
- {
- vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
- if (XGI_REMAP_PAGE_RANGE(vma->vm_start,
- XGI_VMA_OFFSET(vma),
- vma->vm_end - vma->vm_start,
- vma->vm_page_prot))
- return -EAGAIN;
-
- /* mark it as IO so that we don't dump it on core dump */
- vma->vm_flags |= VM_IO;
- XGI_INFO("VM: mmap io space \n");
- }
- /* XGI fb space */
- /* Jong 06/14/2006; moved behind PCIE or modify IS_FB_OFFSET */
- else if (IS_FB_OFFSET(info, XGI_VMA_OFFSET(vma), vma->vm_end - vma->vm_start))
- {
- vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
- if (XGI_REMAP_PAGE_RANGE(vma->vm_start,
- XGI_VMA_OFFSET(vma),
- vma->vm_end - vma->vm_start,
- vma->vm_page_prot))
- return -EAGAIN;
-
- // mark it as IO so that we don't dump it on core dump
- vma->vm_flags |= VM_IO;
- XGI_INFO("VM: mmap fb space \n");
- }
- /* PCIE allocator */
- /* XGI_VMA_OFFSET(vma) is offset based on pcie.base (HW address space) */
- else if (IS_PCIE_OFFSET(info, XGI_VMA_OFFSET(vma), vma->vm_end - vma->vm_start))
- {
- xgi_down(info->pcie_sem);
-
- block = (xgi_pcie_block_t *)xgi_find_pcie_block(info, XGI_VMA_OFFSET(vma));
-
- if (block == NULL)
- {
- XGI_ERROR("couldn't find pre-allocated PCIE memory!\n");
- xgi_up(info->pcie_sem);
- return -EAGAIN;
- }
-
- if (block->page_count != pages)
- {
- XGI_ERROR("pre-allocated PCIE memory has wrong number of pages!\n");
- xgi_up(info->pcie_sem);
- return -EAGAIN;
- }
-
- vma->vm_private_data = block;
- XGI_ATOMIC_INC(block->use_count);
- xgi_up(info->pcie_sem);
-
- /*
- * prevent the swapper from swapping it out
- * mark the memory i/o so the buffers aren't
- * dumped on core dumps */
- vma->vm_flags |= (VM_LOCKED | VM_IO);
-
- /* un-cached */
- prot = pgprot_val(vma->vm_page_prot);
- /*
- if (boot_cpu_data.x86 > 3)
- prot |= _PAGE_PCD | _PAGE_PWT;
- */
- vma->vm_page_prot = __pgprot(prot);
-
- XGI_INFO("VM: mmap pcie space \n");
- }
-#if 0
- else if (IS_FB_OFFSET(info, XGI_VMA_OFFSET(vma), vma->vm_end - vma->vm_start))
- {
- vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
- if (XGI_REMAP_PAGE_RANGE(vma->vm_start,
- XGI_VMA_OFFSET(vma),
- vma->vm_end - vma->vm_start,
- vma->vm_page_prot))
- return -EAGAIN;
-
- // mark it as IO so that we don't dump it on core dump
- vma->vm_flags |= VM_IO;
- XGI_INFO("VM: mmap fb space \n");
- }
-#endif
- else
- {
- vma->vm_flags |= (VM_IO | VM_LOCKED);
- XGI_ERROR("VM: mmap wrong range \n");
- }
-
- vma->vm_file = filp;
-
- return 0;
-}
-
-unsigned int xgi_kern_poll(struct file *filp, struct poll_table_struct *wait)
-{
- xgi_file_private_t *fp;
- xgi_info_t *info;
- unsigned int mask = 0;
- unsigned long eflags;
-
- info = XGI_INFO_FROM_FP(filp);
-
- if (info->device_number == XGI_CONTROL_DEVICE_NUMBER)
- return xgi_kern_ctl_poll(filp, wait);
-
- fp = XGI_GET_FP(filp);
-
- if (!(filp->f_flags & O_NONBLOCK))
- {
- /* add us to the list */
- poll_wait(filp, &fp->wait_queue, wait);
- }
-
- xgi_lock_irqsave(fp->fp_lock, eflags);
-
- /* wake the user on any event */
- if (fp->num_events)
- {
- XGI_INFO("Hey, an event occured!\n");
- /*
- * trigger the client, when they grab the event,
- * we'll decrement the event count
- */
- mask |= (POLLPRI|POLLIN);
- }
- xgi_unlock_irqsave(fp->fp_lock, eflags);
-
- return mask;
-}
-
-int xgi_kern_ioctl(struct inode *inode, struct file *filp,
- unsigned int cmd, unsigned long arg)
-{
- xgi_info_t *info;
- xgi_mem_alloc_t *alloc = NULL;
-
- int status = 0;
- void *arg_copy;
- int arg_size;
- int err = 0;
-
- info = XGI_INFO_FROM_FP(filp);
-
- XGI_INFO("Jong-ioctl(0x%x, 0x%x, 0x%lx, 0x%x)\n", _IOC_TYPE(cmd), _IOC_NR(cmd), arg, _IOC_SIZE(cmd));
- /*
- * extract the type and number bitfields, and don't decode
- * wrong cmds: return ENOTTY (inappropriate ioctl) before access_ok()
- */
- if (_IOC_TYPE(cmd) != XGI_IOCTL_MAGIC) return -ENOTTY;
- if (_IOC_NR(cmd) > XGI_IOCTL_MAXNR) return -ENOTTY;
-
- /*
- * the direction is a bitmask, and VERIFY_WRITE catches R/W
- * transfers. `Type' is user-oriented, while
- * access_ok is kernel-oriented, so the concept of "read" and
- * "write" is reversed
- */
- if (_IOC_DIR(cmd) & _IOC_READ)
- {
- err = !access_ok(VERIFY_WRITE, (void *)arg, _IOC_SIZE(cmd));
- }
- else if (_IOC_DIR(cmd) & _IOC_WRITE)
- {
- err = !access_ok(VERIFY_READ, (void *)arg, _IOC_SIZE(cmd));
- }
- if (err) return -EFAULT;
-
- XGI_CHECK_PCI_CONFIG(info);
-
- arg_size = _IOC_SIZE(cmd);
- XGI_KMALLOC(arg_copy, arg_size);
- if (arg_copy == NULL)
- {
- XGI_ERROR("failed to allocate ioctl memory\n");
- return -ENOMEM;
- }
-
- /* Jong 05/25/2006 */
- /* copy_from_user(arg_copy, (void *)arg, arg_size); */
- if(copy_from_user(arg_copy, (void *)arg, arg_size))
- {
- XGI_ERROR("failed to copyin ioctl data\n");
- XGI_INFO("Jong-copy_from_user-fail! \n");
- }
- else
- XGI_INFO("Jong-copy_from_user-OK! \n");
-
- alloc = (xgi_mem_alloc_t *)arg_copy;
- XGI_INFO("Jong-succeeded in copy_from_user 0x%lx, 0x%x bytes.\n", arg, arg_size);
-
- switch (_IOC_NR(cmd))
- {
- case XGI_ESC_DEVICE_INFO:
- XGI_INFO("Jong-xgi_ioctl_get_device_info \n");
- xgi_get_device_info(info, (struct xgi_chip_info_s *) arg_copy);
- break;
- case XGI_ESC_POST_VBIOS:
- XGI_INFO("Jong-xgi_ioctl_post_vbios \n");
- break;
- case XGI_ESC_FB_ALLOC:
- XGI_INFO("Jong-xgi_ioctl_fb_alloc \n");
- xgi_fb_alloc(info, (struct xgi_mem_req_s *)arg_copy, alloc);
- break;
- case XGI_ESC_FB_FREE:
- XGI_INFO("Jong-xgi_ioctl_fb_free \n");
- xgi_fb_free(info, *(unsigned long *) arg_copy);
- break;
- case XGI_ESC_MEM_COLLECT:
- XGI_INFO("Jong-xgi_ioctl_mem_collect \n");
- xgi_mem_collect(info, (unsigned int *) arg_copy);
- break;
- case XGI_ESC_PCIE_ALLOC:
- XGI_INFO("Jong-xgi_ioctl_pcie_alloc \n");
- xgi_pcie_alloc(info, ((xgi_mem_req_t *)arg_copy)->size,
- ((xgi_mem_req_t *)arg_copy)->owner, alloc);
- break;
- case XGI_ESC_PCIE_FREE:
- XGI_INFO("Jong-xgi_ioctl_pcie_free: bus_addr = 0x%lx \n", *((unsigned long *) arg_copy));
- xgi_pcie_free(info, *((unsigned long *) arg_copy));
- break;
- case XGI_ESC_PCIE_CHECK:
- XGI_INFO("Jong-xgi_pcie_heap_check \n");
- xgi_pcie_heap_check();
- break;
- case XGI_ESC_GET_SCREEN_INFO:
- XGI_INFO("Jong-xgi_get_screen_info \n");
- xgi_get_screen_info(info, (struct xgi_screen_info_s *) arg_copy);
- break;
- case XGI_ESC_PUT_SCREEN_INFO:
- XGI_INFO("Jong-xgi_put_screen_info \n");
- xgi_put_screen_info(info, (struct xgi_screen_info_s *) arg_copy);
- break;
- case XGI_ESC_MMIO_INFO:
- XGI_INFO("Jong-xgi_ioctl_get_mmio_info \n");
- xgi_get_mmio_info(info, (struct xgi_mmio_info_s *) arg_copy);
- break;
- case XGI_ESC_GE_RESET:
- XGI_INFO("Jong-xgi_ioctl_ge_reset \n");
- xgi_ge_reset(info);
- break;
- case XGI_ESC_SAREA_INFO:
- XGI_INFO("Jong-xgi_ioctl_sarea_info \n");
- xgi_sarea_info(info, (struct xgi_sarea_info_s *) arg_copy);
- break;
- case XGI_ESC_DUMP_REGISTER:
- XGI_INFO("Jong-xgi_ioctl_dump_register \n");
- xgi_dump_register(info);
- break;
- case XGI_ESC_DEBUG_INFO:
- XGI_INFO("Jong-xgi_ioctl_restore_registers \n");
- xgi_restore_registers(info);
- //xgi_write_pcie_mem(info, (struct xgi_mem_req_s *) arg_copy);
- //xgi_read_pcie_mem(info, (struct xgi_mem_req_s *) arg_copy);
- break;
- case XGI_ESC_SUBMIT_CMDLIST:
- XGI_INFO("Jong-xgi_ioctl_submit_cmdlist \n");
- xgi_submit_cmdlist(info, (xgi_cmd_info_t *) arg_copy);
- break;
- case XGI_ESC_TEST_RWINKERNEL:
- XGI_INFO("Jong-xgi_test_rwinkernel \n");
- xgi_test_rwinkernel(info, *(unsigned long*) arg_copy);
- break;
- case XGI_ESC_STATE_CHANGE:
- XGI_INFO("Jong-xgi_state_change \n");
- xgi_state_change(info, (xgi_state_info_t *) arg_copy);
- break;
- case XGI_ESC_CPUID:
- XGI_INFO("Jong-XGI_ESC_CPUID \n");
- xgi_get_cpu_id((struct cpu_info_s*) arg_copy);
- break;
- default:
- XGI_INFO("Jong-xgi_ioctl_default \n");
- status = -EINVAL;
- break;
- }
-
- if (copy_to_user((void *)arg, arg_copy, arg_size))
- {
- XGI_ERROR("failed to copyout ioctl data\n");
- XGI_INFO("Jong-copy_to_user-fail! \n");
- }
- else
- XGI_INFO("Jong-copy_to_user-OK! \n");
-
- XGI_KFREE(arg_copy, arg_size);
- return status;
-}
-
-
-/*
- * xgi control driver operations defined here
- */
-int xgi_kern_ctl_open(struct inode *inode, struct file *filp)
-{
- xgi_info_t *info = &xgi_ctl_device;
-
- int rc = 0;
-
- XGI_INFO("Jong-xgi_kern_ctl_open\n");
-
- xgi_down(info->info_sem);
- info->device_number = XGI_CONTROL_DEVICE_NUMBER;
-
- /* save the xgi info in file->private_data */
- filp->private_data = info;
-
- if (XGI_ATOMIC_READ(info->use_count) == 0)
- {
- init_waitqueue_head(&xgi_ctl_waitqueue);
- }
-
- info->flags |= XGI_FLAG_OPEN + XGI_FLAG_CONTROL;
-
- XGI_ATOMIC_INC(info->use_count);
- xgi_up(info->info_sem);
-
- return rc;
-}
-
-int xgi_kern_ctl_close(struct inode *inode, struct file *filp)
-{
- xgi_info_t *info = XGI_INFO_FROM_FP(filp);
-
- XGI_INFO("Jong-xgi_kern_ctl_close\n");
-
- xgi_down(info->info_sem);
- if (XGI_ATOMIC_DEC_AND_TEST(info->use_count))
- {
- info->flags = 0;
- }
- xgi_up(info->info_sem);
-
- if (FILE_PRIVATE(filp))
- {
- xgi_free_file_private(FILE_PRIVATE(filp));
- FILE_PRIVATE(filp) = NULL;
- }
-
- return 0;
-}
-
-unsigned int xgi_kern_ctl_poll(struct file *filp, poll_table *wait)
-{
- //xgi_info_t *info = XGI_INFO_FROM_FP(filp);;
- unsigned int ret = 0;
-
- if (!(filp->f_flags & O_NONBLOCK))
- {
- poll_wait(filp, &xgi_ctl_waitqueue, wait);
- }
-
- return ret;
-}
-
-/*
- * xgi proc system
- */
-static u8 xgi_find_pcie_capability(struct pci_dev *dev)
-{
- u16 status;
- u8 cap_ptr, cap_id;
-
- pci_read_config_word(dev, PCI_STATUS, &status);
- status &= PCI_STATUS_CAP_LIST;
- if (!status)
- return 0;
-
- switch (dev->hdr_type)
- {
- case PCI_HEADER_TYPE_NORMAL:
- case PCI_HEADER_TYPE_BRIDGE:
- pci_read_config_byte(dev, PCI_CAPABILITY_LIST, &cap_ptr);
- break;
- default:
- return 0;
- }
-
- do
- {
- cap_ptr &= 0xFC;
- pci_read_config_byte(dev, cap_ptr + PCI_CAP_LIST_ID, &cap_id);
- pci_read_config_byte(dev, cap_ptr + PCI_CAP_LIST_NEXT, &cap_ptr);
- } while (cap_ptr && cap_id != 0xFF);
-
- return 0;
-}
-
-static struct pci_dev* xgi_get_pci_device(xgi_info_t *info)
-{
- struct pci_dev *dev;
-
- dev = XGI_PCI_GET_DEVICE(info->vendor_id, info->device_id, NULL);
- while (dev)
- {
- if (XGI_PCI_SLOT_NUMBER(dev) == info->slot
- && XGI_PCI_BUS_NUMBER(dev) == info->bus)
- return dev;
- dev = XGI_PCI_GET_DEVICE(info->vendor_id, info->device_id, dev);
- }
-
- return NULL;
-}
-
-int xgi_kern_read_card_info(char *page, char **start, off_t off,
- int count, int *eof, void *data)
-{
- struct pci_dev *dev;
- char *type;
- int len = 0;
-
- xgi_info_t *info;
- info = (xgi_info_t *) data;
-
- dev = xgi_get_pci_device(info);
- if (!dev)
- return 0;
-
- type = xgi_find_pcie_capability(dev) ? "PCIE" : "PCI";
- len += sprintf(page+len, "Card Type: \t %s\n", type);
-
- XGI_PCI_DEV_PUT(dev);
- return len;
-}
-
-int xgi_kern_read_version(char *page, char **start, off_t off,
- int count, int *eof, void *data)
-{
- int len = 0;
-
- len += sprintf(page+len, "XGI version: %s\n", "1.0");
- len += sprintf(page+len, "GCC version: %s\n", "3.0");
-
- return len;
-}
-
-int xgi_kern_read_pcie_info(char *page, char **start, off_t off,
- int count, int *eof, void *data)
-{
- return 0;
-}
-
-int xgi_kern_read_status(char *page, char **start, off_t off,
- int count, int *eof, void *data)
-{
- return 0;
-}
-
-
-static void xgi_proc_create(void)
-{
-#ifdef CONFIG_PROC_FS
-
- struct pci_dev *dev;
- int i = 0;
- char name[6];
-
- struct proc_dir_entry *entry;
- struct proc_dir_entry *proc_xgi_pcie, *proc_xgi_cards;
-
- xgi_info_t *info;
- xgi_info_t *xgi_max_devices;
-
- /* world readable directory */
- int flags = S_IFDIR | S_IRUGO | S_IXUGO;
-
- proc_xgi = create_proc_entry("xgi", flags, proc_root_driver);
- if (!proc_xgi)
- goto failed;
-
- proc_xgi_cards = create_proc_entry("cards", flags, proc_xgi);
- if (!proc_xgi_cards)
- goto failed;
-
- proc_xgi_pcie = create_proc_entry("pcie", flags, proc_xgi);
- if (!proc_xgi_pcie)
- goto failed;
-
- /*
- * Set the module owner to ensure that the reference
- * count reflects accesses to the proc files.
- */
- proc_xgi->owner = THIS_MODULE;
- proc_xgi_cards->owner = THIS_MODULE;
- proc_xgi_pcie->owner = THIS_MODULE;
-
- xgi_max_devices = xgi_devices + XGI_MAX_DEVICES;
- for (info = xgi_devices; info < xgi_max_devices; info++)
- {
- if (info->device_id == 0)
- break;
-
- /* world readable file */
- flags = S_IFREG | S_IRUGO;
-
- dev = xgi_get_pci_device(info);
- if (!dev)
- break;
-
- sprintf(name, "%d", i++);
- entry = create_proc_entry(name, flags, proc_xgi_cards);
- if (!entry)
- {
- XGI_PCI_DEV_PUT(dev);
- goto failed;
- }
-
- entry->data = info;
- entry->read_proc = xgi_kern_read_card_info;
- entry->owner = THIS_MODULE;
-
- if (xgi_find_pcie_capability(dev))
- {
- entry = create_proc_entry("status", flags, proc_xgi_pcie);
- if (!entry)
- {
- XGI_PCI_DEV_PUT(dev);
- goto failed;
- }
-
- entry->data = info;
- entry->read_proc = xgi_kern_read_status;
- entry->owner = THIS_MODULE;
-
- entry = create_proc_entry("card", flags, proc_xgi_pcie);
- if (!entry)
- {
- XGI_PCI_DEV_PUT(dev);
- goto failed;
- }
-
- entry->data = info;
- entry->read_proc = xgi_kern_read_pcie_info;
- entry->owner = THIS_MODULE;
- }
-
- XGI_PCI_DEV_PUT(dev);
- }
-
- entry = create_proc_entry("version", flags, proc_xgi);
- if (!entry)
- goto failed;
-
- entry->read_proc = xgi_kern_read_version;
- entry->owner = THIS_MODULE;
-
- entry = create_proc_entry("host-bridge", flags, proc_xgi_pcie);
- if (!entry)
- goto failed;
-
- entry->data = NULL;
- entry->read_proc = xgi_kern_read_pcie_info;
- entry->owner = THIS_MODULE;
-
- return;
-
-failed:
- XGI_ERROR("failed to create /proc entries!\n");
- xgi_proc_remove_all(proc_xgi);
-#endif
-}
-
-#ifdef CONFIG_PROC_FS
-static void xgi_proc_remove_all(struct proc_dir_entry *entry)
-{
- while (entry)
- {
- struct proc_dir_entry *next = entry->next;
- if (entry->subdir)
- xgi_proc_remove_all(entry->subdir);
- remove_proc_entry(entry->name, entry->parent);
- if (entry == proc_xgi)
- break;
- entry = next;
- }
-}
-#endif
-
-static void xgi_proc_remove(void)
-{
-#ifdef CONFIG_PROC_FS
- xgi_proc_remove_all(proc_xgi);
-#endif
-}
-
-/*
- * driver receives an interrupt if someone waiting, then hand it off.
- */
-irqreturn_t xgi_kern_isr(int irq, void *dev_id, struct pt_regs *regs)
-{
- xgi_info_t *info = (xgi_info_t *) dev_id;
- u32 need_to_run_bottom_half = 0;
-
- //XGI_INFO("xgi_kern_isr \n");
-
- //XGI_CHECK_PCI_CONFIG(info);
-
- //xgi_dvi_irq_handler(info);
-
- if (need_to_run_bottom_half)
- {
- tasklet_schedule(&info->tasklet);
- }
-
- return IRQ_HANDLED;
-}
-
-void xgi_kern_isr_bh(unsigned long data)
-{
- xgi_info_t *info = (xgi_info_t *) data;
-
- XGI_INFO("xgi_kern_isr_bh \n");
-
- //xgi_dvi_irq_handler(info);
-
- XGI_CHECK_PCI_CONFIG(info);
-}
-
-static void xgi_lock_init(xgi_info_t *info)
-{
- if (info == NULL) return;
-
- spin_lock_init(&info->info_lock);
-
- sema_init(&info->info_sem, 1);
- sema_init(&info->fb_sem, 1);
- sema_init(&info->pcie_sem, 1);
-
- XGI_ATOMIC_SET(info->use_count, 0);
-}
-
-static void xgi_dev_init(xgi_info_t *info)
-{
- struct pci_dev *pdev = NULL;
- struct xgi_dev *dev;
- int found = 0;
- u16 pci_cmd;
-
- XGI_INFO("Enter xgi_dev_init \n");
-
- //XGI_PCI_FOR_EACH_DEV(pdev)
- {
- for (dev = xgidev_list; dev->vendor; dev++)
- {
- if ((dev->vendor == pdev->vendor) && (dev->device == pdev->device))
- {
- XGI_INFO("dev->vendor = pdev->vendor= %x \n", dev->vendor);
- XGI_INFO("dev->device = pdev->device= %x \n", dev->device);
-
- xgi_devices[found].device_id = pdev->device;
-
- pci_read_config_byte(pdev, PCI_REVISION_ID, &xgi_devices[found].revision_id);
-
- XGI_INFO("PCI_REVISION_ID= %x \n", xgi_devices[found].revision_id);
-
- pci_read_config_word(pdev, PCI_COMMAND, &pci_cmd);
-
- XGI_INFO("PCI_COMMAND = %x \n", pci_cmd);
-
- break;
- }
- }
- }
-}
-/*
- * Export to Linux Kernel
- */
-
-static int __init xgi_init_module(void)
-{
- xgi_info_t *info = &xgi_devices[xgi_num_devices];
- int i, result;
-
- XGI_INFO("Jong-xgi kernel driver %s initializing\n", XGI_DRV_VERSION);
- //SET_MODULE_OWNER(&xgi_fops);
-
- memset(xgi_devices, 0, sizeof(xgi_devices));
-
- if (pci_register_driver(&xgi_pci_driver) < 0)
- {
- pci_unregister_driver(&xgi_pci_driver);
- XGI_ERROR("no XGI graphics adapter found\n");
- return -ENODEV;
- }
-
- XGI_INFO("Jong-xgi_devices[%d].fb.base.: 0x%lx \n", xgi_num_devices, xgi_devices[xgi_num_devices].fb.base);
- XGI_INFO("Jong-xgi_devices[%d].fb.size.: 0x%lx \n", xgi_num_devices, xgi_devices[xgi_num_devices].fb.size);
-
-/* Jong 07/27/2006; test for ubuntu */
-/*
-#ifdef CONFIG_DEVFS_FS
-
- XGI_INFO("Jong-Use devfs \n");
- do
- {
- xgi_devfs_handles[0] = XGI_DEVFS_REGISTER("xgi", 0);
- if (xgi_devfs_handles[0] == NULL)
- {
- result = -ENOMEM;
- XGI_ERROR("devfs register failed\n");
- goto failed;
- }
- } while(0);
-#else */ /* no devfs, do it the "classic" way */
-
-
- XGI_INFO("Jong-Use non-devfs \n");
- /*
- * Register your major, and accept a dynamic number. This is the
- * first thing to do, in order to avoid releasing other module's
- * fops in scull_cleanup_module()
- */
- result = XGI_REGISTER_CHRDEV(xgi_major, "xgi", &xgi_fops);
- if (result < 0)
- {
- XGI_ERROR("register chrdev failed\n");
- pci_unregister_driver(&xgi_pci_driver);
- return result;
- }
- if (xgi_major == 0) xgi_major = result; /* dynamic */
-
-/* #endif */ /* CONFIG_DEVFS_FS */
-
- XGI_INFO("Jong-major number %d\n", xgi_major);
-
- /* instantiate tasklets */
- for (i = 0; i < XGI_MAX_DEVICES; i++)
- {
- /*
- * We keep one tasklet per card to avoid latency issues with more
- * than one device; no two instances of a single tasklet are ever
- * executed concurrently.
- */
- XGI_ATOMIC_SET(xgi_devices[i].tasklet.count, 1);
- }
-
- /* init the xgi control device */
- {
- xgi_info_t *info_ctl = &xgi_ctl_device;
- xgi_lock_init(info_ctl);
- }
-
- /* Init the resource manager */
- INIT_LIST_HEAD(&xgi_mempid_list);
- if (!xgi_fb_heap_init(info))
- {
- XGI_ERROR("xgi_fb_heap_init() failed\n");
- result = -EIO;
- goto failed;
- }
-
- /* Init the resource manager */
- if (!xgi_pcie_heap_init(info))
- {
- XGI_ERROR("xgi_pcie_heap_init() failed\n");
- result = -EIO;
- goto failed;
- }
-
- /* create /proc/driver/xgi */
- xgi_proc_create();
-
-#if defined(DEBUG)
- inter_module_register("xgi_devices", THIS_MODULE, xgi_devices);
-#endif
-
- return 0;
-
-failed:
-#ifdef CONFIG_DEVFS_FS
- XGI_DEVFS_REMOVE_CONTROL();
- XGI_DEVFS_REMOVE_DEVICE(xgi_num_devices);
-#endif
-
- if (XGI_UNREGISTER_CHRDEV(xgi_major, "xgi") < 0)
- XGI_ERROR("unregister xgi chrdev failed\n");
-
- for (i = 0; i < xgi_num_devices; i++)
- {
- if (xgi_devices[i].dev)
- {
- release_mem_region(xgi_devices[i].fb.base, xgi_devices[i].fb.size);
- release_mem_region(xgi_devices[i].mmio.base, xgi_devices[i].mmio.size);
- }
- }
-
- pci_unregister_driver(&xgi_pci_driver);
- return result;
-
- return 1;
-}
-
-void __exit xgi_exit_module(void)
-{
- int i;
- xgi_info_t *info, *max_devices;
-
-#ifdef CONFIG_DEVFS_FS
- /*
- XGI_DEVFS_REMOVE_CONTROL();
- for (i = 0; i < XGI_MAX_DEVICES; i++)
- XGI_DEVFS_REMOVE_DEVICE(i);
- */
- XGI_DEVFS_REMOVE_DEVICE(xgi_num_devices);
-#endif
-
- if (XGI_UNREGISTER_CHRDEV(xgi_major, "xgi") < 0)
- XGI_ERROR("unregister xgi chrdev failed\n");
-
- XGI_INFO("Jong-unregister xgi chrdev scceeded\n");
- for (i = 0; i < XGI_MAX_DEVICES; i++)
- {
- if (xgi_devices[i].dev)
- {
- /* clean up the flush2D batch array */
- xgi_cmdlist_cleanup(&xgi_devices[i]);
-
- if(xgi_devices[i].fb.vbase != NULL)
- {
- iounmap((void *)xgi_devices[i].fb.vbase);
- xgi_devices[i].fb.vbase = NULL;
- }
- if(xgi_devices[i].mmio.vbase != NULL)
- {
- iounmap((void *)xgi_devices[i].mmio.vbase);
- xgi_devices[i].mmio.vbase = NULL;
- }
-
- //release_mem_region(xgi_devices[i].fb.base, xgi_devices[i].fb.size);
- //XGI_INFO("release frame buffer mem region scceeded\n");
-
- release_mem_region(xgi_devices[i].mmio.base, xgi_devices[i].mmio.size);
- XGI_INFO("release MMIO mem region scceeded\n");
-
- xgi_fb_heap_cleanup(&xgi_devices[i]);
- XGI_INFO("xgi_fb_heap_cleanup scceeded\n");
-
- xgi_pcie_heap_cleanup(&xgi_devices[i]);
- XGI_INFO("xgi_pcie_heap_cleanup scceeded\n");
-
- XGI_PCI_DISABLE_DEVICE(xgi_devices[i].dev);
- }
- }
-
- pci_unregister_driver(&xgi_pci_driver);
-
- /* remove /proc/driver/xgi */
- xgi_proc_remove();
-
-#if defined(DEBUG)
- inter_module_unregister("xgi_devices");
-#endif
-}
-
-module_init(xgi_init_module);
-module_exit(xgi_exit_module);
-
-#if defined(XGI_PM_SUPPORT_ACPI)
-int xgi_acpi_event(struct pci_dev *dev, u32 state)
-{
- return 1;
-}
-
-int xgi_kern_acpi_standby(struct pci_dev *dev, u32 state)
-{
- return 1;
-}
-
-int xgi_kern_acpi_resume(struct pci_dev *dev)
-{
- return 1;
-}
-#endif
-
-MODULE_AUTHOR("Andrea Zhang <andrea_zhang@macrosynergy.com>");
-MODULE_DESCRIPTION("xgi kernel driver for xgi cards");
-MODULE_LICENSE("GPL");
+
+/****************************************************************************
+ * Copyright (C) 2003-2006 by XGI Technology, Taiwan.
+ * *
+ * All Rights Reserved. *
+ * *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation on the rights to use, copy, modify, merge,
+ * publish, distribute, sublicense, and/or sell copies of the Software,
+ * and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ * *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial
+ * portions of the Software.
+ * *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NON-INFRINGEMENT. IN NO EVENT SHALL XGI AND/OR
+ * ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ ***************************************************************************/
+#include "xgi_types.h"
+#include "xgi_linux.h"
+#include "xgi_drv.h"
+#include "xgi_regs.h"
+#include "xgi_pcie.h"
+#include "xgi_misc.h"
+#include "xgi_cmdlist.h"
+
+/* for debug */
+static int xgi_temp = 1;
+/*
+ * global parameters
+ */
+static struct xgi_dev {
+ u16 vendor;
+ u16 device;
+ const char *name;
+} xgidev_list[] = {
+ {
+ PCI_VENDOR_ID_XGI, PCI_DEVICE_ID_XP5, "XP5"}, {
+ PCI_VENDOR_ID_XGI, PCI_DEVICE_ID_XG47, "XG47"}, {
+ 0, 0, NULL}
+};
+
+int xgi_major = XGI_DEV_MAJOR; /* xgi reserved major device number. */
+
+static int xgi_num_devices = 0;
+
+xgi_info_t xgi_devices[XGI_MAX_DEVICES];
+
+#if defined(XGI_PM_SUPPORT_APM)
+static struct pm_dev *apm_xgi_dev[XGI_MAX_DEVICES] = { 0 };
+#endif
+
+/* add one for the control device */
+xgi_info_t xgi_ctl_device;
+wait_queue_head_t xgi_ctl_waitqueue;
+
+#ifdef CONFIG_PROC_FS
+struct proc_dir_entry *proc_xgi;
+#endif
+
+#ifdef CONFIG_DEVFS_FS
+devfs_handle_t xgi_devfs_handles[XGI_MAX_DEVICES];
+#endif
+
+struct list_head xgi_mempid_list;
+
+/* xgi_ functions.. do not take a state device parameter */
+static int xgi_post_vbios(xgi_ioctl_post_vbios_t * info);
+static void xgi_proc_create(void);
+static void xgi_proc_remove_all(struct proc_dir_entry *);
+static void xgi_proc_remove(void);
+
+/* xgi_kern_ functions, interfaces used by linux kernel */
+int xgi_kern_probe(struct pci_dev *, const struct pci_device_id *);
+
+unsigned int xgi_kern_poll(struct file *, poll_table *);
+int xgi_kern_ioctl(struct inode *, struct file *, unsigned int, unsigned long);
+int xgi_kern_mmap(struct file *, struct vm_area_struct *);
+int xgi_kern_open(struct inode *, struct file *);
+int xgi_kern_release(struct inode *inode, struct file *filp);
+
+void xgi_kern_vma_open(struct vm_area_struct *vma);
+void xgi_kern_vma_release(struct vm_area_struct *vma);
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 1))
+struct page *xgi_kern_vma_nopage(struct vm_area_struct *vma,
+ unsigned long address, int *type);
+#else
+struct page *xgi_kern_vma_nopage(struct vm_area_struct *vma,
+ unsigned long address, int write_access);
+#endif
+
+int xgi_kern_read_card_info(char *, char **, off_t off, int, int *, void *);
+int xgi_kern_read_status(char *, char **, off_t off, int, int *, void *);
+int xgi_kern_read_pcie_info(char *, char **, off_t off, int, int *, void *);
+int xgi_kern_read_version(char *, char **, off_t off, int, int *, void *);
+
+int xgi_kern_ctl_open(struct inode *, struct file *);
+int xgi_kern_ctl_close(struct inode *, struct file *);
+unsigned int xgi_kern_ctl_poll(struct file *, poll_table *);
+
+void xgi_kern_isr_bh(unsigned long);
+irqreturn_t xgi_kern_isr(int, void *, struct pt_regs *);
+
+static void xgi_lock_init(xgi_info_t * info);
+
+#if defined(XGI_PM_SUPPORT_ACPI)
+int xgi_kern_acpi_standby(struct pci_dev *, u32);
+int xgi_kern_acpi_resume(struct pci_dev *);
+#endif
+
+/*
+ * verify access to pci config space wasn't disabled behind our back
+ * unfortunately, XFree86 enables/disables memory access in pci config space at
+ * various times (such as restoring initial pci config space settings during vt
+ * switches or when doing mulicard). As a result, all of our register accesses
+ * are garbage at this point. add a check to see if access was disabled and
+ * reenable any such access.
+ */
+#define XGI_CHECK_PCI_CONFIG(xgi) \
+ xgi_check_pci_config(xgi, __LINE__)
+
+static inline void xgi_check_pci_config(xgi_info_t * info, int line)
+{
+ unsigned short cmd, flag = 0;
+
+ // don't do this on the control device, only the actual devices
+ if (info->flags & XGI_FLAG_CONTROL)
+ return;
+
+ pci_read_config_word(info->dev, PCI_COMMAND, &cmd);
+ if (!(cmd & PCI_COMMAND_MASTER)) {
+ XGI_INFO("restoring bus mastering! (%d)\n", line);
+ cmd |= PCI_COMMAND_MASTER;
+ flag = 1;
+ }
+
+ if (!(cmd & PCI_COMMAND_MEMORY)) {
+ XGI_INFO("restoring MEM access! (%d)\n", line);
+ cmd |= PCI_COMMAND_MEMORY;
+ flag = 1;
+ }
+
+ if (flag)
+ pci_write_config_word(info->dev, PCI_COMMAND, cmd);
+}
+
+static int xgi_post_vbios(xgi_ioctl_post_vbios_t * info)
+{
+ return 1;
+}
+
+/*
+ * struct pci_device_id {
+ * unsigned int vendor, device; // Vendor and device ID or PCI_ANY_ID
+ * unsigned int subvendor, subdevice; // Subsystem ID's or PCI_ANY_ID
+ * unsigned int class, class_mask; // (class,subclass,prog-if) triplet
+ * unsigned long driver_data; // Data private to the driver
+ * };
+ */
+
+static struct pci_device_id xgi_dev_table[] = {
+ {
+ .vendor = PCI_VENDOR_ID_XGI,
+ .device = PCI_ANY_ID,
+ .subvendor = PCI_ANY_ID,
+ .subdevice = PCI_ANY_ID,
+ .class = (PCI_CLASS_DISPLAY_VGA << 8),
+ .class_mask = ~0,
+ },
+ {}
+};
+
+/*
+ * #define MODULE_DEVICE_TABLE(type,name) \
+ * MODULE_GENERIC_TABLE(type##_device,name)
+ */
+MODULE_DEVICE_TABLE(pci, xgi_dev_table);
+
+/*
+ * struct pci_driver {
+ * struct list_head node;
+ * char *name;
+ * const struct pci_device_id *id_table; // NULL if wants all devices
+ * int (*probe)(struct pci_dev *dev, const struct pci_device_id *id); // New device inserted
+ * void (*remove)(struct pci_dev *dev); // Device removed (NULL if not a hot-plug capable driver)
+ * int (*save_state)(struct pci_dev *dev, u32 state); // Save Device Context
+ * int (*suspend)(struct pci_dev *dev, u32 state); // Device suspended
+ * int (*resume)(struct pci_dev *dev); // Device woken up
+ * int (*enable_wake)(struct pci_dev *dev, u32 state, int enable); // Enable wake event
+ * };
+ */
+static struct pci_driver xgi_pci_driver = {
+ .name = "xgi",
+ .id_table = xgi_dev_table,
+ .probe = xgi_kern_probe,
+#if defined(XGI_SUPPORT_ACPI)
+ .suspend = xgi_kern_acpi_standby,
+ .resume = xgi_kern_acpi_resume,
+#endif
+};
+
+/*
+ * find xgi devices and set initial state
+ */
+int xgi_kern_probe(struct pci_dev *dev, const struct pci_device_id *id_table)
+{
+ xgi_info_t *info;
+
+ if ((dev->vendor != PCI_VENDOR_ID_XGI)
+ || (dev->class != (PCI_CLASS_DISPLAY_VGA << 8))) {
+ return -1;
+ }
+
+ if (xgi_num_devices == XGI_MAX_DEVICES) {
+ XGI_INFO("maximum device number (%d) reached!\n",
+ xgi_num_devices);
+ return -1;
+ }
+
+ /* enable io, mem, and bus-mastering in pci config space */
+ if (pci_enable_device(dev) != 0) {
+ XGI_INFO("pci_enable_device failed, aborting\n");
+ return -1;
+ }
+
+ XGI_INFO("maximum device number (%d) reached \n", xgi_num_devices);
+
+ pci_set_master(dev);
+
+ info = &xgi_devices[xgi_num_devices];
+ info->dev = dev;
+ info->vendor_id = dev->vendor;
+ info->device_id = dev->device;
+ info->bus = dev->bus->number;
+ info->slot = PCI_SLOT((dev)->devfn);
+
+ xgi_lock_init(info);
+
+ info->mmio.base = XGI_PCI_RESOURCE_START(dev, 1);
+ info->mmio.size = XGI_PCI_RESOURCE_SIZE(dev, 1);
+
+ /* check IO region */
+ if (!request_mem_region(info->mmio.base, info->mmio.size, "xgi")) {
+ XGI_ERROR("cannot reserve MMIO memory\n");
+ goto error_disable_dev;
+ }
+
+ XGI_INFO("info->mmio.base: 0x%lx \n", info->mmio.base);
+ XGI_INFO("info->mmio.size: 0x%lx \n", info->mmio.size);
+
+ info->mmio.vbase = (unsigned char *)ioremap_nocache(info->mmio.base,
+ info->mmio.size);
+ if (!info->mmio.vbase) {
+ release_mem_region(info->mmio.base, info->mmio.size);
+ XGI_ERROR("info->mmio.vbase failed\n");
+ goto error_disable_dev;
+ }
+ xgi_enable_mmio(info);
+
+ //xgi_enable_ge(info);
+
+ XGI_INFO("info->mmio.vbase: 0x%p \n", info->mmio.vbase);
+
+ info->fb.base = XGI_PCI_RESOURCE_START(dev, 0);
+ info->fb.size = XGI_PCI_RESOURCE_SIZE(dev, 0);
+
+ XGI_INFO("info->fb.base: 0x%lx \n", info->fb.base);
+ XGI_INFO("info->fb.size: 0x%lx \n", info->fb.size);
+
+ info->fb.size = bIn3cf(0x54) * 8 * 1024 * 1024;
+ XGI_INFO("info->fb.size: 0x%lx \n", info->fb.size);
+
+ /* check frame buffer region
+ if (!request_mem_region(info->fb.base, info->fb.size, "xgi"))
+ {
+ release_mem_region(info->mmio.base, info->mmio.size);
+ XGI_ERROR("cannot reserve frame buffer memory\n");
+ goto error_disable_dev;
+ }
+
+ info->fb.vbase = (unsigned char *)ioremap_nocache(info->fb.base,
+ info->fb.size);
+
+ if (!info->fb.vbase)
+ {
+ release_mem_region(info->mmio.base, info->mmio.size);
+ release_mem_region(info->fb.base, info->fb.size);
+ XGI_ERROR("info->fb.vbase failed\n");
+ goto error_disable_dev;
+ }
+ */
+ info->fb.vbase = NULL;
+ XGI_INFO("info->fb.vbase: 0x%p \n", info->fb.vbase);
+
+ info->irq = dev->irq;
+
+ /* check common error condition */
+ if (info->irq == 0) {
+ XGI_ERROR("Can't find an IRQ for your XGI card! \n");
+ goto error_zero_dev;
+ }
+ XGI_INFO("info->irq: %lx \n", info->irq);
+
+ //xgi_enable_dvi_interrupt(info);
+
+ /* sanity check the IO apertures */
+ if ((info->mmio.base == 0) || (info->mmio.size == 0)
+ || (info->fb.base == 0) || (info->fb.size == 0)) {
+ XGI_ERROR("The IO regions for your XGI card are invalid.\n");
+
+ if ((info->mmio.base == 0) || (info->mmio.size == 0)) {
+ XGI_ERROR("mmio appears to be wrong: 0x%lx 0x%lx\n",
+ info->mmio.base, info->mmio.size);
+ }
+
+ if ((info->fb.base == 0) || (info->fb.size == 0)) {
+ XGI_ERROR
+ ("frame buffer appears to be wrong: 0x%lx 0x%lx\n",
+ info->fb.base, info->fb.size);
+ }
+
+ goto error_zero_dev;
+ }
+ //xgi_num_devices++;
+
+ return 0;
+
+ error_zero_dev:
+ release_mem_region(info->fb.base, info->fb.size);
+ release_mem_region(info->mmio.base, info->mmio.size);
+
+ error_disable_dev:
+ pci_disable_device(dev);
+ return -1;
+
+}
+
+/*
+ * vma operations...
+ * this is only called when the vmas are duplicated. this
+ * appears to only happen when the process is cloned to create
+ * a new process, and not when the process is threaded.
+ *
+ * increment the usage count for the physical pages, so when
+ * this clone unmaps the mappings, the pages are not
+ * deallocated under the original process.
+ */
+struct vm_operations_struct xgi_vm_ops = {
+ .open = xgi_kern_vma_open,
+ .close = xgi_kern_vma_release,
+ .nopage = xgi_kern_vma_nopage,
+};
+
+void xgi_kern_vma_open(struct vm_area_struct *vma)
+{
+ XGI_INFO("VM: vma_open for 0x%lx - 0x%lx, offset 0x%lx\n",
+ vma->vm_start, vma->vm_end, XGI_VMA_OFFSET(vma));
+
+ if (XGI_VMA_PRIVATE(vma)) {
+ xgi_pcie_block_t *block =
+ (xgi_pcie_block_t *) XGI_VMA_PRIVATE(vma);
+ XGI_ATOMIC_INC(block->use_count);
+ }
+}
+
+void xgi_kern_vma_release(struct vm_area_struct *vma)
+{
+ XGI_INFO("VM: vma_release for 0x%lx - 0x%lx, offset 0x%lx\n",
+ vma->vm_start, vma->vm_end, XGI_VMA_OFFSET(vma));
+
+ if (XGI_VMA_PRIVATE(vma)) {
+ xgi_pcie_block_t *block =
+ (xgi_pcie_block_t *) XGI_VMA_PRIVATE(vma);
+ XGI_ATOMIC_DEC(block->use_count);
+
+ /*
+ * if use_count is down to 0, the kernel virtual mapping was freed
+ * but the underlying physical pages were not, we need to clear the
+ * bit and free the physical pages.
+ */
+ if (XGI_ATOMIC_READ(block->use_count) == 0) {
+ // Need TO Finish
+ XGI_VMA_PRIVATE(vma) = NULL;
+ }
+ }
+}
+
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(2, 6, 1))
+struct page *xgi_kern_vma_nopage(struct vm_area_struct *vma,
+ unsigned long address, int *type)
+{
+ xgi_pcie_block_t *block = (xgi_pcie_block_t *) XGI_VMA_PRIVATE(vma);
+ struct page *page = NOPAGE_SIGBUS;
+ unsigned long offset = 0;
+ unsigned long page_addr = 0;
+/*
+ XGI_INFO("VM: mmap([0x%lx-0x%lx] off=0x%lx) address: 0x%lx \n",
+ vma->vm_start,
+ vma->vm_end,
+ XGI_VMA_OFFSET(vma),
+ address);
+*/
+ offset = (address - vma->vm_start) + XGI_VMA_OFFSET(vma);
+
+ offset = offset - block->bus_addr;
+
+ offset >>= PAGE_SHIFT;
+
+ page_addr = block->page_table[offset].virt_addr;
+
+ if (xgi_temp) {
+ XGI_INFO("block->bus_addr: 0x%lx block->hw_addr: 0x%lx"
+ "block->page_count: 0x%lx block->page_order: 0x%lx"
+ "block->page_table[0x%lx].virt_addr: 0x%lx\n",
+ block->bus_addr, block->hw_addr,
+ block->page_count, block->page_order,
+ offset, block->page_table[offset].virt_addr);
+ xgi_temp = 0;
+ }
+
+ if (!page_addr)
+ goto out; /* hole or end-of-file */
+ page = virt_to_page(page_addr);
+
+ /* got it, now increment the count */
+ get_page(page);
+ out:
+ return page;
+
+}
+#else
+struct page *xgi_kern_vma_nopage(struct vm_area_struct *vma,
+ unsigned long address, int write_access)
+{
+ xgi_pcie_block_t *block = (xgi_pcie_block_t *) XGI_VMA_PRIVATE(vma);
+ struct page *page = NOPAGE_SIGBUS;
+ unsigned long offset = 0;
+ unsigned long page_addr = 0;
+/*
+ XGI_INFO("VM: mmap([0x%lx-0x%lx] off=0x%lx) address: 0x%lx \n",
+ vma->vm_start,
+ vma->vm_end,
+ XGI_VMA_OFFSET(vma),
+ address);
+*/
+ offset = (address - vma->vm_start) + XGI_VMA_OFFSET(vma);
+
+ offset = offset - block->bus_addr;
+
+ offset >>= PAGE_SHIFT;
+
+ page_addr = block->page_table[offset].virt_addr;
+
+ if (xgi_temp) {
+ XGI_INFO("block->bus_addr: 0x%lx block->hw_addr: 0x%lx"
+ "block->page_count: 0x%lx block->page_order: 0x%lx"
+ "block->page_table[0x%lx].virt_addr: 0x%lx\n",
+ block->bus_addr, block->hw_addr,
+ block->page_count, block->page_order,
+ offset, block->page_table[offset].virt_addr);
+ xgi_temp = 0;
+ }
+
+ if (!page_addr)
+ goto out; /* hole or end-of-file */
+ page = virt_to_page(page_addr);
+
+ /* got it, now increment the count */
+ get_page(page);
+ out:
+ return page;
+}
+#endif
+
+#if 0
+static struct file_operations xgi_fops = {
+ /* owner: THIS_MODULE, */
+ poll:xgi_kern_poll,
+ ioctl:xgi_kern_ioctl,
+ mmap:xgi_kern_mmap,
+ open:xgi_kern_open,
+ release:xgi_kern_release,
+};
+#endif
+
+static struct file_operations xgi_fops = {
+ .owner = THIS_MODULE,
+ .poll = xgi_kern_poll,
+ .ioctl = xgi_kern_ioctl,
+ .mmap = xgi_kern_mmap,
+ .open = xgi_kern_open,
+ .release = xgi_kern_release,
+};
+
+static xgi_file_private_t *xgi_alloc_file_private(void)
+{
+ xgi_file_private_t *fp;
+
+ XGI_KMALLOC(fp, sizeof(xgi_file_private_t));
+ if (!fp)
+ return NULL;
+
+ memset(fp, 0, sizeof(xgi_file_private_t));
+
+ /* initialize this file's event queue */
+ init_waitqueue_head(&fp->wait_queue);
+
+ xgi_init_lock(fp->fp_lock);
+
+ return fp;
+}
+
+static void xgi_free_file_private(xgi_file_private_t * fp)
+{
+ if (fp == NULL)
+ return;
+
+ XGI_KFREE(fp, sizeof(xgi_file_private_t));
+}
+
+int xgi_kern_open(struct inode *inode, struct file *filp)
+{
+ xgi_info_t *info = NULL;
+ int dev_num;
+ int result = 0, status;
+
+ /*
+ * the type and num values are only valid if we are not using devfs.
+ * However, since we use them to retrieve the device pointer, we
+ * don't need them with devfs as filp->private_data is already
+ * initialized
+ */
+ filp->private_data = xgi_alloc_file_private();
+ if (filp->private_data == NULL)
+ return -ENOMEM;
+
+ XGI_INFO("filp->private_data %p\n", filp->private_data);
+ /*
+ * for control device, just jump to its open routine
+ * after setting up the private data
+ */
+ if (XGI_IS_CONTROL_DEVICE(inode))
+ return xgi_kern_ctl_open(inode, filp);
+
+ /* what device are we talking about? */
+ dev_num = XGI_DEVICE_NUMBER(inode);
+ if (dev_num >= XGI_MAX_DEVICES) {
+ xgi_free_file_private(filp->private_data);
+ filp->private_data = NULL;
+ return -ENODEV;
+ }
+
+ info = &xgi_devices[dev_num];
+
+ XGI_INFO("Jong-xgi_kern_open on device %d\n", dev_num);
+
+ xgi_down(info->info_sem);
+ XGI_CHECK_PCI_CONFIG(info);
+
+ XGI_INFO_FROM_FP(filp) = info;
+
+ /*
+ * map the memory and allocate isr on first open
+ */
+
+ if (!(info->flags & XGI_FLAG_OPEN)) {
+ XGI_INFO("info->flags & XGI_FLAG_OPEN \n");
+
+ if (info->device_id == 0) {
+ XGI_INFO("open of nonexistent device %d\n", dev_num);
+ result = -ENXIO;
+ goto failed;
+ }
+
+ /* initialize struct irqaction */
+ status = request_irq(info->irq, xgi_kern_isr,
+ SA_INTERRUPT | SA_SHIRQ, "xgi",
+ (void *)info);
+ if (status != 0) {
+ if (info->irq && (status == -EBUSY)) {
+ XGI_ERROR
+ ("Tried to get irq %d, but another driver",
+ (unsigned int)info->irq);
+ XGI_ERROR("has it and is not sharing it.\n");
+ }
+ XGI_ERROR("isr request failed 0x%x\n", status);
+ result = -EIO;
+ goto failed;
+ }
+
+ /*
+ * #define DECLARE_TASKLET(name, func, data) \
+ * struct tasklet_struct name = { NULL, 0, ATOMIC_INIT(0), func, data }
+ */
+ info->tasklet.func = xgi_kern_isr_bh;
+ info->tasklet.data = (unsigned long)info;
+ tasklet_enable(&info->tasklet);
+
+ /* Alloc 1M bytes for cmdbuffer which is flush2D batch array */
+ xgi_cmdlist_initialize(info, 0x100000);
+
+ info->flags |= XGI_FLAG_OPEN;
+ }
+
+ XGI_ATOMIC_INC(info->use_count);
+
+ failed:
+ xgi_up(info->info_sem);
+
+ if ((result) && filp->private_data) {
+ xgi_free_file_private(filp->private_data);
+ filp->private_data = NULL;
+ }
+
+ return result;
+}
+
+int xgi_kern_release(struct inode *inode, struct file *filp)
+{
+ xgi_info_t *info = XGI_INFO_FROM_FP(filp);
+
+ XGI_CHECK_PCI_CONFIG(info);
+
+ /*
+ * for control device, just jump to its open routine
+ * after setting up the private data
+ */
+ if (XGI_IS_CONTROL_DEVICE(inode))
+ return xgi_kern_ctl_close(inode, filp);
+
+ XGI_INFO("Jong-xgi_kern_release on device %d\n",
+ XGI_DEVICE_NUMBER(inode));
+
+ xgi_down(info->info_sem);
+ if (XGI_ATOMIC_DEC_AND_TEST(info->use_count)) {
+
+ /*
+ * The usage count for this device has dropped to zero, it can be shut
+ * down safely; disable its interrupts.
+ */
+
+ /*
+ * Disable this device's tasklet to make sure that no bottom half will
+ * run with undefined device state.
+ */
+ tasklet_disable(&info->tasklet);
+
+ /*
+ * Free the IRQ, which may block until all pending interrupt processing
+ * has completed.
+ */
+ free_irq(info->irq, (void *)info);
+
+ xgi_cmdlist_cleanup(info);
+
+ /* leave INIT flag alone so we don't reinit every time */
+ info->flags &= ~XGI_FLAG_OPEN;
+ }
+
+ xgi_up(info->info_sem);
+
+ if (FILE_PRIVATE(filp)) {
+ xgi_free_file_private(FILE_PRIVATE(filp));
+ FILE_PRIVATE(filp) = NULL;
+ }
+
+ return 0;
+}
+
+int xgi_kern_mmap(struct file *filp, struct vm_area_struct *vma)
+{
+ //struct inode *inode = INODE_FROM_FP(filp);
+ xgi_info_t *info = XGI_INFO_FROM_FP(filp);
+ xgi_pcie_block_t *block;
+ int pages = 0;
+ unsigned long prot;
+
+ XGI_INFO("Jong-VM: mmap([0x%lx-0x%lx] off=0x%lx)\n",
+ vma->vm_start, vma->vm_end, XGI_VMA_OFFSET(vma));
+
+ XGI_CHECK_PCI_CONFIG(info);
+
+ if (XGI_MASK_OFFSET(vma->vm_start)
+ || XGI_MASK_OFFSET(vma->vm_end)) {
+ XGI_ERROR("VM: bad mmap range: %lx - %lx\n",
+ vma->vm_start, vma->vm_end);
+ return -ENXIO;
+ }
+
+ pages = (vma->vm_end - vma->vm_start) >> PAGE_SHIFT;
+
+ vma->vm_ops = &xgi_vm_ops;
+
+ /* XGI IO(reg) space */
+ if (IS_IO_OFFSET
+ (info, XGI_VMA_OFFSET(vma), vma->vm_end - vma->vm_start)) {
+ vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
+ if (XGI_REMAP_PAGE_RANGE(vma->vm_start,
+ XGI_VMA_OFFSET(vma),
+ vma->vm_end - vma->vm_start,
+ vma->vm_page_prot))
+ return -EAGAIN;
+
+ /* mark it as IO so that we don't dump it on core dump */
+ vma->vm_flags |= VM_IO;
+ XGI_INFO("VM: mmap io space \n");
+ }
+ /* XGI fb space */
+ /* Jong 06/14/2006; moved behind PCIE or modify IS_FB_OFFSET */
+ else if (IS_FB_OFFSET
+ (info, XGI_VMA_OFFSET(vma), vma->vm_end - vma->vm_start)) {
+ vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
+ if (XGI_REMAP_PAGE_RANGE(vma->vm_start,
+ XGI_VMA_OFFSET(vma),
+ vma->vm_end - vma->vm_start,
+ vma->vm_page_prot))
+ return -EAGAIN;
+
+ // mark it as IO so that we don't dump it on core dump
+ vma->vm_flags |= VM_IO;
+ XGI_INFO("VM: mmap fb space \n");
+ }
+ /* PCIE allocator */
+ /* XGI_VMA_OFFSET(vma) is offset based on pcie.base (HW address space) */
+ else if (IS_PCIE_OFFSET
+ (info, XGI_VMA_OFFSET(vma), vma->vm_end - vma->vm_start)) {
+ xgi_down(info->pcie_sem);
+
+ block =
+ (xgi_pcie_block_t *) xgi_find_pcie_block(info,
+ XGI_VMA_OFFSET
+ (vma));
+
+ if (block == NULL) {
+ XGI_ERROR("couldn't find pre-allocated PCIE memory!\n");
+ xgi_up(info->pcie_sem);
+ return -EAGAIN;
+ }
+
+ if (block->page_count != pages) {
+ XGI_ERROR
+ ("pre-allocated PCIE memory has wrong number of pages!\n");
+ xgi_up(info->pcie_sem);
+ return -EAGAIN;
+ }
+
+ vma->vm_private_data = block;
+ XGI_ATOMIC_INC(block->use_count);
+ xgi_up(info->pcie_sem);
+
+ /*
+ * prevent the swapper from swapping it out
+ * mark the memory i/o so the buffers aren't
+ * dumped on core dumps */
+ vma->vm_flags |= (VM_LOCKED | VM_IO);
+
+ /* un-cached */
+ prot = pgprot_val(vma->vm_page_prot);
+ /*
+ if (boot_cpu_data.x86 > 3)
+ prot |= _PAGE_PCD | _PAGE_PWT;
+ */
+ vma->vm_page_prot = __pgprot(prot);
+
+ XGI_INFO("VM: mmap pcie space \n");
+ }
+#if 0
+ else if (IS_FB_OFFSET
+ (info, XGI_VMA_OFFSET(vma), vma->vm_end - vma->vm_start)) {
+ vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
+ if (XGI_REMAP_PAGE_RANGE(vma->vm_start,
+ XGI_VMA_OFFSET(vma),
+ vma->vm_end - vma->vm_start,
+ vma->vm_page_prot))
+ return -EAGAIN;
+
+ // mark it as IO so that we don't dump it on core dump
+ vma->vm_flags |= VM_IO;
+ XGI_INFO("VM: mmap fb space \n");
+ }
+#endif
+ else {
+ vma->vm_flags |= (VM_IO | VM_LOCKED);
+ XGI_ERROR("VM: mmap wrong range \n");
+ }
+
+ vma->vm_file = filp;
+
+ return 0;
+}
+
+unsigned int xgi_kern_poll(struct file *filp, struct poll_table_struct *wait)
+{
+ xgi_file_private_t *fp;
+ xgi_info_t *info;
+ unsigned int mask = 0;
+ unsigned long eflags;
+
+ info = XGI_INFO_FROM_FP(filp);
+
+ if (info->device_number == XGI_CONTROL_DEVICE_NUMBER)
+ return xgi_kern_ctl_poll(filp, wait);
+
+ fp = XGI_GET_FP(filp);
+
+ if (!(filp->f_flags & O_NONBLOCK)) {
+ /* add us to the list */
+ poll_wait(filp, &fp->wait_queue, wait);
+ }
+
+ xgi_lock_irqsave(fp->fp_lock, eflags);
+
+ /* wake the user on any event */
+ if (fp->num_events) {
+ XGI_INFO("Hey, an event occured!\n");
+ /*
+ * trigger the client, when they grab the event,
+ * we'll decrement the event count
+ */
+ mask |= (POLLPRI | POLLIN);
+ }
+ xgi_unlock_irqsave(fp->fp_lock, eflags);
+
+ return mask;
+}
+
+int xgi_kern_ioctl(struct inode *inode, struct file *filp,
+ unsigned int cmd, unsigned long arg)
+{
+ xgi_info_t *info;
+ xgi_mem_alloc_t *alloc = NULL;
+
+ int status = 0;
+ void *arg_copy;
+ int arg_size;
+ int err = 0;
+
+ info = XGI_INFO_FROM_FP(filp);
+
+ XGI_INFO("Jong-ioctl(0x%x, 0x%x, 0x%lx, 0x%x)\n", _IOC_TYPE(cmd),
+ _IOC_NR(cmd), arg, _IOC_SIZE(cmd));
+ /*
+ * extract the type and number bitfields, and don't decode
+ * wrong cmds: return ENOTTY (inappropriate ioctl) before access_ok()
+ */
+ if (_IOC_TYPE(cmd) != XGI_IOCTL_MAGIC)
+ return -ENOTTY;
+ if (_IOC_NR(cmd) > XGI_IOCTL_MAXNR)
+ return -ENOTTY;
+
+ /*
+ * the direction is a bitmask, and VERIFY_WRITE catches R/W
+ * transfers. `Type' is user-oriented, while
+ * access_ok is kernel-oriented, so the concept of "read" and
+ * "write" is reversed
+ */
+ if (_IOC_DIR(cmd) & _IOC_READ) {
+ err = !access_ok(VERIFY_WRITE, (void *)arg, _IOC_SIZE(cmd));
+ } else if (_IOC_DIR(cmd) & _IOC_WRITE) {
+ err = !access_ok(VERIFY_READ, (void *)arg, _IOC_SIZE(cmd));
+ }
+ if (err)
+ return -EFAULT;
+
+ XGI_CHECK_PCI_CONFIG(info);
+
+ arg_size = _IOC_SIZE(cmd);
+ XGI_KMALLOC(arg_copy, arg_size);
+ if (arg_copy == NULL) {
+ XGI_ERROR("failed to allocate ioctl memory\n");
+ return -ENOMEM;
+ }
+
+ /* Jong 05/25/2006 */
+ /* copy_from_user(arg_copy, (void *)arg, arg_size); */
+ if (copy_from_user(arg_copy, (void *)arg, arg_size)) {
+ XGI_ERROR("failed to copyin ioctl data\n");
+ XGI_INFO("Jong-copy_from_user-fail! \n");
+ } else
+ XGI_INFO("Jong-copy_from_user-OK! \n");
+
+ alloc = (xgi_mem_alloc_t *) arg_copy;
+ XGI_INFO("Jong-succeeded in copy_from_user 0x%lx, 0x%x bytes.\n", arg,
+ arg_size);
+
+ switch (_IOC_NR(cmd)) {
+ case XGI_ESC_DEVICE_INFO:
+ XGI_INFO("Jong-xgi_ioctl_get_device_info \n");
+ xgi_get_device_info(info, (struct xgi_chip_info_s *)arg_copy);
+ break;
+ case XGI_ESC_POST_VBIOS:
+ XGI_INFO("Jong-xgi_ioctl_post_vbios \n");
+ break;
+ case XGI_ESC_FB_ALLOC:
+ XGI_INFO("Jong-xgi_ioctl_fb_alloc \n");
+ xgi_fb_alloc(info, (struct xgi_mem_req_s *)arg_copy, alloc);
+ break;
+ case XGI_ESC_FB_FREE:
+ XGI_INFO("Jong-xgi_ioctl_fb_free \n");
+ xgi_fb_free(info, *(unsigned long *)arg_copy);
+ break;
+ case XGI_ESC_MEM_COLLECT:
+ XGI_INFO("Jong-xgi_ioctl_mem_collect \n");
+ xgi_mem_collect(info, (unsigned int *)arg_copy);
+ break;
+ case XGI_ESC_PCIE_ALLOC:
+ XGI_INFO("Jong-xgi_ioctl_pcie_alloc \n");
+ xgi_pcie_alloc(info, ((xgi_mem_req_t *) arg_copy)->size,
+ ((xgi_mem_req_t *) arg_copy)->owner, alloc);
+ break;
+ case XGI_ESC_PCIE_FREE:
+ XGI_INFO("Jong-xgi_ioctl_pcie_free: bus_addr = 0x%lx \n",
+ *((unsigned long *)arg_copy));
+ xgi_pcie_free(info, *((unsigned long *)arg_copy));
+ break;
+ case XGI_ESC_PCIE_CHECK:
+ XGI_INFO("Jong-xgi_pcie_heap_check \n");
+ xgi_pcie_heap_check();
+ break;
+ case XGI_ESC_GET_SCREEN_INFO:
+ XGI_INFO("Jong-xgi_get_screen_info \n");
+ xgi_get_screen_info(info, (struct xgi_screen_info_s *)arg_copy);
+ break;
+ case XGI_ESC_PUT_SCREEN_INFO:
+ XGI_INFO("Jong-xgi_put_screen_info \n");
+ xgi_put_screen_info(info, (struct xgi_screen_info_s *)arg_copy);
+ break;
+ case XGI_ESC_MMIO_INFO:
+ XGI_INFO("Jong-xgi_ioctl_get_mmio_info \n");
+ xgi_get_mmio_info(info, (struct xgi_mmio_info_s *)arg_copy);
+ break;
+ case XGI_ESC_GE_RESET:
+ XGI_INFO("Jong-xgi_ioctl_ge_reset \n");
+ xgi_ge_reset(info);
+ break;
+ case XGI_ESC_SAREA_INFO:
+ XGI_INFO("Jong-xgi_ioctl_sarea_info \n");
+ xgi_sarea_info(info, (struct xgi_sarea_info_s *)arg_copy);
+ break;
+ case XGI_ESC_DUMP_REGISTER:
+ XGI_INFO("Jong-xgi_ioctl_dump_register \n");
+ xgi_dump_register(info);
+ break;
+ case XGI_ESC_DEBUG_INFO:
+ XGI_INFO("Jong-xgi_ioctl_restore_registers \n");
+ xgi_restore_registers(info);
+ //xgi_write_pcie_mem(info, (struct xgi_mem_req_s *) arg_copy);
+ //xgi_read_pcie_mem(info, (struct xgi_mem_req_s *) arg_copy);
+ break;
+ case XGI_ESC_SUBMIT_CMDLIST:
+ XGI_INFO("Jong-xgi_ioctl_submit_cmdlist \n");
+ xgi_submit_cmdlist(info, (xgi_cmd_info_t *) arg_copy);
+ break;
+ case XGI_ESC_TEST_RWINKERNEL:
+ XGI_INFO("Jong-xgi_test_rwinkernel \n");
+ xgi_test_rwinkernel(info, *(unsigned long *)arg_copy);
+ break;
+ case XGI_ESC_STATE_CHANGE:
+ XGI_INFO("Jong-xgi_state_change \n");
+ xgi_state_change(info, (xgi_state_info_t *) arg_copy);
+ break;
+ case XGI_ESC_CPUID:
+ XGI_INFO("Jong-XGI_ESC_CPUID \n");
+ xgi_get_cpu_id((struct cpu_info_s *)arg_copy);
+ break;
+ default:
+ XGI_INFO("Jong-xgi_ioctl_default \n");
+ status = -EINVAL;
+ break;
+ }
+
+ if (copy_to_user((void *)arg, arg_copy, arg_size)) {
+ XGI_ERROR("failed to copyout ioctl data\n");
+ XGI_INFO("Jong-copy_to_user-fail! \n");
+ } else
+ XGI_INFO("Jong-copy_to_user-OK! \n");
+
+ XGI_KFREE(arg_copy, arg_size);
+ return status;
+}
+
+/*
+ * xgi control driver operations defined here
+ */
+int xgi_kern_ctl_open(struct inode *inode, struct file *filp)
+{
+ xgi_info_t *info = &xgi_ctl_device;
+
+ int rc = 0;
+
+ XGI_INFO("Jong-xgi_kern_ctl_open\n");
+
+ xgi_down(info->info_sem);
+ info->device_number = XGI_CONTROL_DEVICE_NUMBER;
+
+ /* save the xgi info in file->private_data */
+ filp->private_data = info;
+
+ if (XGI_ATOMIC_READ(info->use_count) == 0) {
+ init_waitqueue_head(&xgi_ctl_waitqueue);
+ }
+
+ info->flags |= XGI_FLAG_OPEN + XGI_FLAG_CONTROL;
+
+ XGI_ATOMIC_INC(info->use_count);
+ xgi_up(info->info_sem);
+
+ return rc;
+}
+
+int xgi_kern_ctl_close(struct inode *inode, struct file *filp)
+{
+ xgi_info_t *info = XGI_INFO_FROM_FP(filp);
+
+ XGI_INFO("Jong-xgi_kern_ctl_close\n");
+
+ xgi_down(info->info_sem);
+ if (XGI_ATOMIC_DEC_AND_TEST(info->use_count)) {
+ info->flags = 0;
+ }
+ xgi_up(info->info_sem);
+
+ if (FILE_PRIVATE(filp)) {
+ xgi_free_file_private(FILE_PRIVATE(filp));
+ FILE_PRIVATE(filp) = NULL;
+ }
+
+ return 0;
+}
+
+unsigned int xgi_kern_ctl_poll(struct file *filp, poll_table * wait)
+{
+ //xgi_info_t *info = XGI_INFO_FROM_FP(filp);;
+ unsigned int ret = 0;
+
+ if (!(filp->f_flags & O_NONBLOCK)) {
+ poll_wait(filp, &xgi_ctl_waitqueue, wait);
+ }
+
+ return ret;
+}
+
+/*
+ * xgi proc system
+ */
+static u8 xgi_find_pcie_capability(struct pci_dev *dev)
+{
+ u16 status;
+ u8 cap_ptr, cap_id;
+
+ pci_read_config_word(dev, PCI_STATUS, &status);
+ status &= PCI_STATUS_CAP_LIST;
+ if (!status)
+ return 0;
+
+ switch (dev->hdr_type) {
+ case PCI_HEADER_TYPE_NORMAL:
+ case PCI_HEADER_TYPE_BRIDGE:
+ pci_read_config_byte(dev, PCI_CAPABILITY_LIST, &cap_ptr);
+ break;
+ default:
+ return 0;
+ }
+
+ do {
+ cap_ptr &= 0xFC;
+ pci_read_config_byte(dev, cap_ptr + PCI_CAP_LIST_ID, &cap_id);
+ pci_read_config_byte(dev, cap_ptr + PCI_CAP_LIST_NEXT,
+ &cap_ptr);
+ } while (cap_ptr && cap_id != 0xFF);
+
+ return 0;
+}
+
+static struct pci_dev *xgi_get_pci_device(xgi_info_t * info)
+{
+ struct pci_dev *dev;
+
+ dev = XGI_PCI_GET_DEVICE(info->vendor_id, info->device_id, NULL);
+ while (dev) {
+ if (XGI_PCI_SLOT_NUMBER(dev) == info->slot
+ && XGI_PCI_BUS_NUMBER(dev) == info->bus)
+ return dev;
+ dev = XGI_PCI_GET_DEVICE(info->vendor_id, info->device_id, dev);
+ }
+
+ return NULL;
+}
+
+int xgi_kern_read_card_info(char *page, char **start, off_t off,
+ int count, int *eof, void *data)
+{
+ struct pci_dev *dev;
+ char *type;
+ int len = 0;
+
+ xgi_info_t *info;
+ info = (xgi_info_t *) data;
+
+ dev = xgi_get_pci_device(info);
+ if (!dev)
+ return 0;
+
+ type = xgi_find_pcie_capability(dev) ? "PCIE" : "PCI";
+ len += sprintf(page + len, "Card Type: \t %s\n", type);
+
+ XGI_PCI_DEV_PUT(dev);
+ return len;
+}
+
+int xgi_kern_read_version(char *page, char **start, off_t off,
+ int count, int *eof, void *data)
+{
+ int len = 0;
+
+ len += sprintf(page + len, "XGI version: %s\n", "1.0");
+ len += sprintf(page + len, "GCC version: %s\n", "3.0");
+
+ return len;
+}
+
+int xgi_kern_read_pcie_info(char *page, char **start, off_t off,
+ int count, int *eof, void *data)
+{
+ return 0;
+}
+
+int xgi_kern_read_status(char *page, char **start, off_t off,
+ int count, int *eof, void *data)
+{
+ return 0;
+}
+
+static void xgi_proc_create(void)
+{
+#ifdef CONFIG_PROC_FS
+
+ struct pci_dev *dev;
+ int i = 0;
+ char name[6];
+
+ struct proc_dir_entry *entry;
+ struct proc_dir_entry *proc_xgi_pcie, *proc_xgi_cards;
+
+ xgi_info_t *info;
+ xgi_info_t *xgi_max_devices;
+
+ /* world readable directory */
+ int flags = S_IFDIR | S_IRUGO | S_IXUGO;
+
+ proc_xgi = create_proc_entry("xgi", flags, proc_root_driver);
+ if (!proc_xgi)
+ goto failed;
+
+ proc_xgi_cards = create_proc_entry("cards", flags, proc_xgi);
+ if (!proc_xgi_cards)
+ goto failed;
+
+ proc_xgi_pcie = create_proc_entry("pcie", flags, proc_xgi);
+ if (!proc_xgi_pcie)
+ goto failed;
+
+ /*
+ * Set the module owner to ensure that the reference
+ * count reflects accesses to the proc files.
+ */
+ proc_xgi->owner = THIS_MODULE;
+ proc_xgi_cards->owner = THIS_MODULE;
+ proc_xgi_pcie->owner = THIS_MODULE;
+
+ xgi_max_devices = xgi_devices + XGI_MAX_DEVICES;
+ for (info = xgi_devices; info < xgi_max_devices; info++) {
+ if (info->device_id == 0)
+ break;
+
+ /* world readable file */
+ flags = S_IFREG | S_IRUGO;
+
+ dev = xgi_get_pci_device(info);
+ if (!dev)
+ break;
+
+ sprintf(name, "%d", i++);
+ entry = create_proc_entry(name, flags, proc_xgi_cards);
+ if (!entry) {
+ XGI_PCI_DEV_PUT(dev);
+ goto failed;
+ }
+
+ entry->data = info;
+ entry->read_proc = xgi_kern_read_card_info;
+ entry->owner = THIS_MODULE;
+
+ if (xgi_find_pcie_capability(dev)) {
+ entry =
+ create_proc_entry("status", flags, proc_xgi_pcie);
+ if (!entry) {
+ XGI_PCI_DEV_PUT(dev);
+ goto failed;
+ }
+
+ entry->data = info;
+ entry->read_proc = xgi_kern_read_status;
+ entry->owner = THIS_MODULE;
+
+ entry = create_proc_entry("card", flags, proc_xgi_pcie);
+ if (!entry) {
+ XGI_PCI_DEV_PUT(dev);
+ goto failed;
+ }
+
+ entry->data = info;
+ entry->read_proc = xgi_kern_read_pcie_info;
+ entry->owner = THIS_MODULE;
+ }
+
+ XGI_PCI_DEV_PUT(dev);
+ }
+
+ entry = create_proc_entry("version", flags, proc_xgi);
+ if (!entry)
+ goto failed;
+
+ entry->read_proc = xgi_kern_read_version;
+ entry->owner = THIS_MODULE;
+
+ entry = create_proc_entry("host-bridge", flags, proc_xgi_pcie);
+ if (!entry)
+ goto failed;
+
+ entry->data = NULL;
+ entry->read_proc = xgi_kern_read_pcie_info;
+ entry->owner = THIS_MODULE;
+
+ return;
+
+ failed:
+ XGI_ERROR("failed to create /proc entries!\n");
+ xgi_proc_remove_all(proc_xgi);
+#endif
+}
+
+#ifdef CONFIG_PROC_FS
+static void xgi_proc_remove_all(struct proc_dir_entry *entry)
+{
+ while (entry) {
+ struct proc_dir_entry *next = entry->next;
+ if (entry->subdir)
+ xgi_proc_remove_all(entry->subdir);
+ remove_proc_entry(entry->name, entry->parent);
+ if (entry == proc_xgi)
+ break;
+ entry = next;
+ }
+}
+#endif
+
+static void xgi_proc_remove(void)
+{
+#ifdef CONFIG_PROC_FS
+ xgi_proc_remove_all(proc_xgi);
+#endif
+}
+
+/*
+ * driver receives an interrupt if someone waiting, then hand it off.
+ */
+irqreturn_t xgi_kern_isr(int irq, void *dev_id, struct pt_regs *regs)
+{
+ xgi_info_t *info = (xgi_info_t *) dev_id;
+ u32 need_to_run_bottom_half = 0;
+
+ //XGI_INFO("xgi_kern_isr \n");
+
+ //XGI_CHECK_PCI_CONFIG(info);
+
+ //xgi_dvi_irq_handler(info);
+
+ if (need_to_run_bottom_half) {
+ tasklet_schedule(&info->tasklet);
+ }
+
+ return IRQ_HANDLED;
+}
+
+void xgi_kern_isr_bh(unsigned long data)
+{
+ xgi_info_t *info = (xgi_info_t *) data;
+
+ XGI_INFO("xgi_kern_isr_bh \n");
+
+ //xgi_dvi_irq_handler(info);
+
+ XGI_CHECK_PCI_CONFIG(info);
+}
+
+static void xgi_lock_init(xgi_info_t * info)
+{
+ if (info == NULL)
+ return;
+
+ spin_lock_init(&info->info_lock);
+
+ sema_init(&info->info_sem, 1);
+ sema_init(&info->fb_sem, 1);
+ sema_init(&info->pcie_sem, 1);
+
+ XGI_ATOMIC_SET(info->use_count, 0);
+}
+
+static void xgi_dev_init(xgi_info_t * info)
+{
+ struct pci_dev *pdev = NULL;
+ struct xgi_dev *dev;
+ int found = 0;
+ u16 pci_cmd;
+
+ XGI_INFO("Enter xgi_dev_init \n");
+
+ //XGI_PCI_FOR_EACH_DEV(pdev)
+ {
+ for (dev = xgidev_list; dev->vendor; dev++) {
+ if ((dev->vendor == pdev->vendor)
+ && (dev->device == pdev->device)) {
+ XGI_INFO("dev->vendor = pdev->vendor= %x \n",
+ dev->vendor);
+ XGI_INFO("dev->device = pdev->device= %x \n",
+ dev->device);
+
+ xgi_devices[found].device_id = pdev->device;
+
+ pci_read_config_byte(pdev, PCI_REVISION_ID,
+ &xgi_devices[found].
+ revision_id);
+
+ XGI_INFO("PCI_REVISION_ID= %x \n",
+ xgi_devices[found].revision_id);
+
+ pci_read_config_word(pdev, PCI_COMMAND,
+ &pci_cmd);
+
+ XGI_INFO("PCI_COMMAND = %x \n", pci_cmd);
+
+ break;
+ }
+ }
+ }
+}
+
+/*
+ * Export to Linux Kernel
+ */
+
+static int __init xgi_init_module(void)
+{
+ xgi_info_t *info = &xgi_devices[xgi_num_devices];
+ int i, result;
+
+ XGI_INFO("Jong-xgi kernel driver %s initializing\n", XGI_DRV_VERSION);
+ //SET_MODULE_OWNER(&xgi_fops);
+
+ memset(xgi_devices, 0, sizeof(xgi_devices));
+
+ if (pci_register_driver(&xgi_pci_driver) < 0) {
+ pci_unregister_driver(&xgi_pci_driver);
+ XGI_ERROR("no XGI graphics adapter found\n");
+ return -ENODEV;
+ }
+
+ XGI_INFO("Jong-xgi_devices[%d].fb.base.: 0x%lx \n", xgi_num_devices,
+ xgi_devices[xgi_num_devices].fb.base);
+ XGI_INFO("Jong-xgi_devices[%d].fb.size.: 0x%lx \n", xgi_num_devices,
+ xgi_devices[xgi_num_devices].fb.size);
+
+/* Jong 07/27/2006; test for ubuntu */
+/*
+#ifdef CONFIG_DEVFS_FS
+
+ XGI_INFO("Jong-Use devfs \n");
+ do
+ {
+ xgi_devfs_handles[0] = XGI_DEVFS_REGISTER("xgi", 0);
+ if (xgi_devfs_handles[0] == NULL)
+ {
+ result = -ENOMEM;
+ XGI_ERROR("devfs register failed\n");
+ goto failed;
+ }
+ } while(0);
+ #else *//* no devfs, do it the "classic" way */
+
+ XGI_INFO("Jong-Use non-devfs \n");
+ /*
+ * Register your major, and accept a dynamic number. This is the
+ * first thing to do, in order to avoid releasing other module's
+ * fops in scull_cleanup_module()
+ */
+ result = XGI_REGISTER_CHRDEV(xgi_major, "xgi", &xgi_fops);
+ if (result < 0) {
+ XGI_ERROR("register chrdev failed\n");
+ pci_unregister_driver(&xgi_pci_driver);
+ return result;
+ }
+ if (xgi_major == 0)
+ xgi_major = result; /* dynamic */
+
+ /* #endif *//* CONFIG_DEVFS_FS */
+
+ XGI_INFO("Jong-major number %d\n", xgi_major);
+
+ /* instantiate tasklets */
+ for (i = 0; i < XGI_MAX_DEVICES; i++) {
+ /*
+ * We keep one tasklet per card to avoid latency issues with more
+ * than one device; no two instances of a single tasklet are ever
+ * executed concurrently.
+ */
+ XGI_ATOMIC_SET(xgi_devices[i].tasklet.count, 1);
+ }
+
+ /* init the xgi control device */
+ {
+ xgi_info_t *info_ctl = &xgi_ctl_device;
+ xgi_lock_init(info_ctl);
+ }
+
+ /* Init the resource manager */
+ INIT_LIST_HEAD(&xgi_mempid_list);
+ if (!xgi_fb_heap_init(info)) {
+ XGI_ERROR("xgi_fb_heap_init() failed\n");
+ result = -EIO;
+ goto failed;
+ }
+
+ /* Init the resource manager */
+ if (!xgi_pcie_heap_init(info)) {
+ XGI_ERROR("xgi_pcie_heap_init() failed\n");
+ result = -EIO;
+ goto failed;
+ }
+
+ /* create /proc/driver/xgi */
+ xgi_proc_create();
+
+#if defined(DEBUG)
+ inter_module_register("xgi_devices", THIS_MODULE, xgi_devices);
+#endif
+
+ return 0;
+
+ failed:
+#ifdef CONFIG_DEVFS_FS
+ XGI_DEVFS_REMOVE_CONTROL();
+ XGI_DEVFS_REMOVE_DEVICE(xgi_num_devices);
+#endif
+
+ if (XGI_UNREGISTER_CHRDEV(xgi_major, "xgi") < 0)
+ XGI_ERROR("unregister xgi chrdev failed\n");
+
+ for (i = 0; i < xgi_num_devices; i++) {
+ if (xgi_devices[i].dev) {
+ release_mem_region(xgi_devices[i].fb.base,
+ xgi_devices[i].fb.size);
+ release_mem_region(xgi_devices[i].mmio.base,
+ xgi_devices[i].mmio.size);
+ }
+ }
+
+ pci_unregister_driver(&xgi_pci_driver);
+ return result;
+
+ return 1;
+}
+
+void __exit xgi_exit_module(void)
+{
+ int i;
+ xgi_info_t *info, *max_devices;
+
+#ifdef CONFIG_DEVFS_FS
+ /*
+ XGI_DEVFS_REMOVE_CONTROL();
+ for (i = 0; i < XGI_MAX_DEVICES; i++)
+ XGI_DEVFS_REMOVE_DEVICE(i);
+ */
+ XGI_DEVFS_REMOVE_DEVICE(xgi_num_devices);
+#endif
+
+ if (XGI_UNREGISTER_CHRDEV(xgi_major, "xgi") < 0)
+ XGI_ERROR("unregister xgi chrdev failed\n");
+
+ XGI_INFO("Jong-unregister xgi chrdev scceeded\n");
+ for (i = 0; i < XGI_MAX_DEVICES; i++) {
+ if (xgi_devices[i].dev) {
+ /* clean up the flush2D batch array */
+ xgi_cmdlist_cleanup(&xgi_devices[i]);
+
+ if (xgi_devices[i].fb.vbase != NULL) {
+ iounmap((void *)xgi_devices[i].fb.vbase);
+ xgi_devices[i].fb.vbase = NULL;
+ }
+ if (xgi_devices[i].mmio.vbase != NULL) {
+ iounmap((void *)xgi_devices[i].mmio.vbase);
+ xgi_devices[i].mmio.vbase = NULL;
+ }
+ //release_mem_region(xgi_devices[i].fb.base, xgi_devices[i].fb.size);
+ //XGI_INFO("release frame buffer mem region scceeded\n");
+
+ release_mem_region(xgi_devices[i].mmio.base,
+ xgi_devices[i].mmio.size);
+ XGI_INFO("release MMIO mem region scceeded\n");
+
+ xgi_fb_heap_cleanup(&xgi_devices[i]);
+ XGI_INFO("xgi_fb_heap_cleanup scceeded\n");
+
+ xgi_pcie_heap_cleanup(&xgi_devices[i]);
+ XGI_INFO("xgi_pcie_heap_cleanup scceeded\n");
+
+ XGI_PCI_DISABLE_DEVICE(xgi_devices[i].dev);
+ }
+ }
+
+ pci_unregister_driver(&xgi_pci_driver);
+
+ /* remove /proc/driver/xgi */
+ xgi_proc_remove();
+
+#if defined(DEBUG)
+ inter_module_unregister("xgi_devices");
+#endif
+}
+
+module_init(xgi_init_module);
+module_exit(xgi_exit_module);
+
+#if defined(XGI_PM_SUPPORT_ACPI)
+int xgi_acpi_event(struct pci_dev *dev, u32 state)
+{
+ return 1;
+}
+
+int xgi_kern_acpi_standby(struct pci_dev *dev, u32 state)
+{
+ return 1;
+}
+
+int xgi_kern_acpi_resume(struct pci_dev *dev)
+{
+ return 1;
+}
+#endif
+
+MODULE_AUTHOR("Andrea Zhang <andrea_zhang@macrosynergy.com>");
+MODULE_DESCRIPTION("xgi kernel driver for xgi cards");
+MODULE_LICENSE("GPL");
diff --git a/linux-core/xgi_drv.h b/linux-core/xgi_drv.h
index 568a7af1..429719a7 100644
--- a/linux-core/xgi_drv.h
+++ b/linux-core/xgi_drv.h
@@ -1,364 +1,364 @@
-
-/****************************************************************************
- * Copyright (C) 2003-2006 by XGI Technology, Taiwan.
- * *
- * All Rights Reserved. *
- * *
- * Permission is hereby granted, free of charge, to any person obtaining
- * a copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation on the rights to use, copy, modify, merge,
- * publish, distribute, sublicense, and/or sell copies of the Software,
- * and to permit persons to whom the Software is furnished to do so,
- * subject to the following conditions:
- * *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial
- * portions of the Software.
- * *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- * NON-INFRINGEMENT. IN NO EVENT SHALL XGI AND/OR
- * ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
- * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
- * DEALINGS IN THE SOFTWARE.
- ***************************************************************************/
-
-#ifndef _XGI_DRV_H_
-#define _XGI_DRV_H_
-
-#define XGI_MAJOR_VERSION 0
-#define XGI_MINOR_VERSION 7
-#define XGI_PATCHLEVEL 5
-
-#define XGI_DRV_VERSION "0.7.5"
-
-#ifndef XGI_DRV_NAME
-#define XGI_DRV_NAME "xgi"
-#endif
-
-/*
- * xgi reserved major device number, Set this to 0 to
- * request dynamic major number allocation.
- */
-#ifndef XGI_DEV_MAJOR
-#define XGI_DEV_MAJOR 0
-#endif
-
-#ifndef XGI_MAX_DEVICES
-#define XGI_MAX_DEVICES 1
-#endif
-
-/* Jong 06/06/2006 */
-/* #define XGI_DEBUG */
-
-#ifndef PCI_VENDOR_ID_XGI
-/*
-#define PCI_VENDOR_ID_XGI 0x1023
-*/
-#define PCI_VENDOR_ID_XGI 0x18CA
-
-#endif
-
-#ifndef PCI_DEVICE_ID_XP5
-#define PCI_DEVICE_ID_XP5 0x2200
-#endif
-
-#ifndef PCI_DEVICE_ID_XG47
-#define PCI_DEVICE_ID_XG47 0x0047
-#endif
-
-/* Macros to make printk easier */
-#define XGI_ERROR(fmt, arg...) \
- printk(KERN_ERR "[" XGI_DRV_NAME ":%s] *ERROR* " fmt, __FUNCTION__, ##arg)
-
-#define XGI_MEM_ERROR(area, fmt, arg...) \
- printk(KERN_ERR "[" XGI_DRV_NAME ":%s] *ERROR* " fmt, __FUNCTION__, ##arg)
-
-/* #define XGI_DEBUG */
-
-#ifdef XGI_DEBUG
-#define XGI_INFO(fmt, arg...) \
- printk(KERN_ALERT "[" XGI_DRV_NAME ":%s] " fmt, __FUNCTION__, ##arg)
-/* printk(KERN_INFO "[" XGI_DRV_NAME ":%s] " fmt, __FUNCTION__, ##arg) */
-#else
-#define XGI_INFO(fmt, arg...) do { } while (0)
-#endif
-
-/* device name length; must be atleast 8 */
-#define XGI_DEVICE_NAME_LENGTH 40
-
-/* need a fake device number for control device; just to flag it for msgs */
-#define XGI_CONTROL_DEVICE_NUMBER 100
-
-typedef struct {
- U32 base; // pcie base is different from fb base
- U32 size;
- U8 *vbase;
-} xgi_aperture_t;
-
-typedef struct xgi_screen_info_s {
- U32 scrn_start;
- U32 scrn_xres;
- U32 scrn_yres;
- U32 scrn_bpp;
- U32 scrn_pitch;
-} xgi_screen_info_t;
-
-typedef struct xgi_sarea_info_s {
- U32 bus_addr;
- U32 size;
-} xgi_sarea_info_t;
-
-typedef struct xgi_info_s {
- struct pci_dev *dev;
- int flags;
- int device_number;
- int bus; /* PCI config info */
- int slot;
- int vendor_id;
- U32 device_id;
- U8 revision_id;
-
- /* physical characteristics */
- xgi_aperture_t mmio;
- xgi_aperture_t fb;
- xgi_aperture_t pcie;
- xgi_screen_info_t scrn_info;
- xgi_sarea_info_t sarea_info;
-
- /* look up table parameters */
- U32 *lut_base;
- U32 lutPageSize;
- U32 lutPageOrder;
- U32 isLUTInLFB;
- U32 sdfbPageSize;
-
- U32 pcie_config;
- U32 pcie_status;
- U32 irq;
-
- atomic_t use_count;
-
- /* keep track of any pending bottom halfes */
- struct tasklet_struct tasklet;
-
- spinlock_t info_lock;
-
- struct semaphore info_sem;
- struct semaphore fb_sem;
- struct semaphore pcie_sem;
-} xgi_info_t;
-
-typedef struct xgi_ioctl_post_vbios {
- U32 bus;
- U32 slot;
-} xgi_ioctl_post_vbios_t;
-
-typedef enum xgi_mem_location_s
-{
- NON_LOCAL = 0,
- LOCAL = 1,
- INVALID = 0x7fffffff
-} xgi_mem_location_t;
-
-enum PcieOwner
-{
- PCIE_2D = 0,
- /*
- PCIE_3D should not begin with 1,
- 2D alloc pcie memory will use owner 1.
- */
- PCIE_3D = 11,/*vetex buf*/
- PCIE_3D_CMDLIST = 12,
- PCIE_3D_SCRATCHPAD = 13,
- PCIE_3D_TEXTURE = 14,
- PCIE_INVALID = 0x7fffffff
-};
-
-typedef struct xgi_mem_req_s {
- xgi_mem_location_t location;
- unsigned long size;
- unsigned long is_front;
- enum PcieOwner owner;
- unsigned long pid;
-} xgi_mem_req_t;
-
-typedef struct xgi_mem_alloc_s {
- xgi_mem_location_t location;
- unsigned long size;
- unsigned long bus_addr;
- unsigned long hw_addr;
- unsigned long pid;
-} xgi_mem_alloc_t;
-
-typedef struct xgi_chip_info_s {
- U32 device_id;
- char device_name[32];
- U32 vendor_id;
- U32 curr_display_mode; //Singe, DualView(Contained), MHS
- U32 fb_size;
- U32 sarea_bus_addr;
- U32 sarea_size;
-} xgi_chip_info_t;
-
-typedef struct xgi_opengl_cmd_s {
- U32 cmd;
-} xgi_opengl_cmd_t;
-
-typedef struct xgi_mmio_info_s {
- xgi_opengl_cmd_t cmd_head;
- void *mmioBase;
- int size;
-} xgi_mmio_info_t;
-
-typedef enum {
- BTYPE_2D = 0,
- BTYPE_3D = 1,
- BTYPE_FLIP = 2,
- BTYPE_CTRL = 3,
- BTYPE_NONE = 0x7fffffff
-}BATCH_TYPE;
-
-typedef struct xgi_cmd_info_s {
- BATCH_TYPE _firstBeginType;
- U32 _firstBeginAddr;
- U32 _firstSize;
- U32 _curDebugID;
- U32 _lastBeginAddr;
- U32 _beginCount;
-} xgi_cmd_info_t;
-
-typedef struct xgi_state_info_s {
- U32 _fromState;
- U32 _toState;
-} xgi_state_info_t;
-
-typedef struct cpu_info_s {
- U32 _eax;
- U32 _ebx;
- U32 _ecx;
- U32 _edx;
-} cpu_info_t;
-
-typedef struct xgi_mem_pid_s {
- struct list_head list;
- xgi_mem_location_t location;
- unsigned long bus_addr;
- unsigned long pid;
-} xgi_mem_pid_t;
-
-/*
- * Ioctl definitions
- */
-
-#define XGI_IOCTL_MAGIC 'x' /* use 'x' as magic number */
-
-#define XGI_IOCTL_BASE 0
-#define XGI_ESC_DEVICE_INFO (XGI_IOCTL_BASE + 0)
-#define XGI_ESC_POST_VBIOS (XGI_IOCTL_BASE + 1)
-
-#define XGI_ESC_FB_INIT (XGI_IOCTL_BASE + 2)
-#define XGI_ESC_FB_ALLOC (XGI_IOCTL_BASE + 3)
-#define XGI_ESC_FB_FREE (XGI_IOCTL_BASE + 4)
-#define XGI_ESC_PCIE_INIT (XGI_IOCTL_BASE + 5)
-#define XGI_ESC_PCIE_ALLOC (XGI_IOCTL_BASE + 6)
-#define XGI_ESC_PCIE_FREE (XGI_IOCTL_BASE + 7)
-#define XGI_ESC_SUBMIT_CMDLIST (XGI_IOCTL_BASE + 8)
-#define XGI_ESC_PUT_SCREEN_INFO (XGI_IOCTL_BASE + 9)
-#define XGI_ESC_GET_SCREEN_INFO (XGI_IOCTL_BASE + 10)
-#define XGI_ESC_GE_RESET (XGI_IOCTL_BASE + 11)
-#define XGI_ESC_SAREA_INFO (XGI_IOCTL_BASE + 12)
-#define XGI_ESC_DUMP_REGISTER (XGI_IOCTL_BASE + 13)
-#define XGI_ESC_DEBUG_INFO (XGI_IOCTL_BASE + 14)
-#define XGI_ESC_TEST_RWINKERNEL (XGI_IOCTL_BASE + 16)
-#define XGI_ESC_STATE_CHANGE (XGI_IOCTL_BASE + 17)
-#define XGI_ESC_MMIO_INFO (XGI_IOCTL_BASE + 18)
-#define XGI_ESC_PCIE_CHECK (XGI_IOCTL_BASE + 19)
-#define XGI_ESC_CPUID (XGI_IOCTL_BASE + 20)
-#define XGI_ESC_MEM_COLLECT (XGI_IOCTL_BASE + 21)
-
-#define XGI_IOCTL_DEVICE_INFO _IOR(XGI_IOCTL_MAGIC, XGI_ESC_DEVICE_INFO, xgi_chip_info_t)
-#define XGI_IOCTL_POST_VBIOS _IO(XGI_IOCTL_MAGIC, XGI_ESC_POST_VBIOS)
-
-#define XGI_IOCTL_FB_INIT _IO(XGI_IOCTL_MAGIC, XGI_ESC_FB_INIT)
-#define XGI_IOCTL_FB_ALLOC _IOWR(XGI_IOCTL_MAGIC, XGI_ESC_FB_ALLOC, xgi_mem_req_t)
-#define XGI_IOCTL_FB_FREE _IOW(XGI_IOCTL_MAGIC, XGI_ESC_FB_FREE, unsigned long)
-
-#define XGI_IOCTL_PCIE_INIT _IO(XGI_IOCTL_MAGIC, XGI_ESC_PCIE_INIT)
-#define XGI_IOCTL_PCIE_ALLOC _IOWR(XGI_IOCTL_MAGIC, XGI_ESC_PCIE_ALLOC, xgi_mem_req_t)
-#define XGI_IOCTL_PCIE_FREE _IOW(XGI_IOCTL_MAGIC, XGI_ESC_PCIE_FREE, unsigned long)
-
-#define XGI_IOCTL_PUT_SCREEN_INFO _IOW(XGI_IOCTL_MAGIC, XGI_ESC_PUT_SCREEN_INFO, xgi_screen_info_t)
-#define XGI_IOCTL_GET_SCREEN_INFO _IOR(XGI_IOCTL_MAGIC, XGI_ESC_GET_SCREEN_INFO, xgi_screen_info_t)
-
-#define XGI_IOCTL_GE_RESET _IO(XGI_IOCTL_MAGIC, XGI_ESC_GE_RESET)
-#define XGI_IOCTL_SAREA_INFO _IOW(XGI_IOCTL_MAGIC, XGI_ESC_SAREA_INFO, xgi_sarea_info_t)
-#define XGI_IOCTL_DUMP_REGISTER _IO(XGI_IOCTL_MAGIC, XGI_ESC_DUMP_REGISTER)
-#define XGI_IOCTL_DEBUG_INFO _IO(XGI_IOCTL_MAGIC, XGI_ESC_DEBUG_INFO)
-#define XGI_IOCTL_MMIO_INFO _IOR(XGI_IOCTL_MAGIC, XGI_ESC_MMIO_INFO, xgi_mmio_info_t)
-
-#define XGI_IOCTL_SUBMIT_CMDLIST _IOWR(XGI_IOCTL_MAGIC, XGI_ESC_SUBMIT_CMDLIST, xgi_cmd_info_t)
-#define XGI_IOCTL_TEST_RWINKERNEL _IOWR(XGI_IOCTL_MAGIC, XGI_ESC_TEST_RWINKERNEL, unsigned long)
-#define XGI_IOCTL_STATE_CHANGE _IOWR(XGI_IOCTL_MAGIC, XGI_ESC_STATE_CHANGE, xgi_state_info_t)
-
-#define XGI_IOCTL_PCIE_CHECK _IO(XGI_IOCTL_MAGIC, XGI_ESC_PCIE_CHECK)
-#define XGI_IOCTL_CPUID _IOWR(XGI_IOCTL_MAGIC, XGI_ESC_CPUID, cpu_info_t)
-#define XGI_IOCTL_MAXNR 30
-
-/*
- * flags
- */
-#define XGI_FLAG_OPEN 0x0001
-#define XGI_FLAG_NEEDS_POSTING 0x0002
-#define XGI_FLAG_WAS_POSTED 0x0004
-#define XGI_FLAG_CONTROL 0x0010
-#define XGI_FLAG_MAP_REGS_EARLY 0x0200
-
-/* mmap(2) offsets */
-
-#define IS_IO_OFFSET(info, offset, length) \
- (((offset) >= (info)->mmio.base) \
- && (((offset) + (length)) <= (info)->mmio.base + (info)->mmio.size))
-
-/* Jong 06/14/2006 */
-/* (info)->fb.base is a base address for physical (bus) address space */
-/* what's the definition of offest? on physical (bus) address space or HW address space */
-/* Jong 06/15/2006; use HW address space */
-#define IS_FB_OFFSET(info, offset, length) \
- (((offset) >= 0) \
- && (((offset) + (length)) <= (info)->fb.size))
-#if 0
-#define IS_FB_OFFSET(info, offset, length) \
- (((offset) >= (info)->fb.base) \
- && (((offset) + (length)) <= (info)->fb.base + (info)->fb.size))
-#endif
-
-#define IS_PCIE_OFFSET(info, offset, length) \
- (((offset) >= (info)->pcie.base) \
- && (((offset) + (length)) <= (info)->pcie.base + (info)->pcie.size))
-
-extern int xgi_fb_heap_init(xgi_info_t *info);
-extern void xgi_fb_heap_cleanup(xgi_info_t *info);
-
-extern void xgi_fb_alloc(xgi_info_t *info, xgi_mem_req_t *req, xgi_mem_alloc_t *alloc);
-extern void xgi_fb_free(xgi_info_t *info, unsigned long offset);
-extern void xgi_mem_collect(xgi_info_t *info, unsigned int *pcnt);
-
-extern int xgi_pcie_heap_init(xgi_info_t *info);
-extern void xgi_pcie_heap_cleanup(xgi_info_t *info);
-
-extern void xgi_pcie_alloc(xgi_info_t *info, unsigned long size, enum PcieOwner owner, xgi_mem_alloc_t *alloc);
-extern void xgi_pcie_free(xgi_info_t *info, unsigned long offset);
-extern void xgi_pcie_heap_check(void);
-extern void *xgi_find_pcie_block(xgi_info_t *info, unsigned long address);
-extern void *xgi_find_pcie_virt(xgi_info_t *info, unsigned long address);
-
-extern void xgi_read_pcie_mem(xgi_info_t *info, xgi_mem_req_t *req);
-extern void xgi_write_pcie_mem(xgi_info_t *info, xgi_mem_req_t *req);
-
-extern void xgi_test_rwinkernel(xgi_info_t *info, unsigned long address);
-
-#endif
+
+/****************************************************************************
+ * Copyright (C) 2003-2006 by XGI Technology, Taiwan.
+ * *
+ * All Rights Reserved. *
+ * *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation on the rights to use, copy, modify, merge,
+ * publish, distribute, sublicense, and/or sell copies of the Software,
+ * and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ * *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial
+ * portions of the Software.
+ * *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NON-INFRINGEMENT. IN NO EVENT SHALL XGI AND/OR
+ * ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ ***************************************************************************/
+
+#ifndef _XGI_DRV_H_
+#define _XGI_DRV_H_
+
+#define XGI_MAJOR_VERSION 0
+#define XGI_MINOR_VERSION 7
+#define XGI_PATCHLEVEL 5
+
+#define XGI_DRV_VERSION "0.7.5"
+
+#ifndef XGI_DRV_NAME
+#define XGI_DRV_NAME "xgi"
+#endif
+
+/*
+ * xgi reserved major device number, Set this to 0 to
+ * request dynamic major number allocation.
+ */
+#ifndef XGI_DEV_MAJOR
+#define XGI_DEV_MAJOR 0
+#endif
+
+#ifndef XGI_MAX_DEVICES
+#define XGI_MAX_DEVICES 1
+#endif
+
+/* Jong 06/06/2006 */
+/* #define XGI_DEBUG */
+
+#ifndef PCI_VENDOR_ID_XGI
+/*
+#define PCI_VENDOR_ID_XGI 0x1023
+*/
+#define PCI_VENDOR_ID_XGI 0x18CA
+
+#endif
+
+#ifndef PCI_DEVICE_ID_XP5
+#define PCI_DEVICE_ID_XP5 0x2200
+#endif
+
+#ifndef PCI_DEVICE_ID_XG47
+#define PCI_DEVICE_ID_XG47 0x0047
+#endif
+
+/* Macros to make printk easier */
+#define XGI_ERROR(fmt, arg...) \
+ printk(KERN_ERR "[" XGI_DRV_NAME ":%s] *ERROR* " fmt, __FUNCTION__, ##arg)
+
+#define XGI_MEM_ERROR(area, fmt, arg...) \
+ printk(KERN_ERR "[" XGI_DRV_NAME ":%s] *ERROR* " fmt, __FUNCTION__, ##arg)
+
+/* #define XGI_DEBUG */
+
+#ifdef XGI_DEBUG
+#define XGI_INFO(fmt, arg...) \
+ printk(KERN_ALERT "[" XGI_DRV_NAME ":%s] " fmt, __FUNCTION__, ##arg)
+/* printk(KERN_INFO "[" XGI_DRV_NAME ":%s] " fmt, __FUNCTION__, ##arg) */
+#else
+#define XGI_INFO(fmt, arg...) do { } while (0)
+#endif
+
+/* device name length; must be atleast 8 */
+#define XGI_DEVICE_NAME_LENGTH 40
+
+/* need a fake device number for control device; just to flag it for msgs */
+#define XGI_CONTROL_DEVICE_NUMBER 100
+
+typedef struct {
+ U32 base; // pcie base is different from fb base
+ U32 size;
+ U8 *vbase;
+} xgi_aperture_t;
+
+typedef struct xgi_screen_info_s {
+ U32 scrn_start;
+ U32 scrn_xres;
+ U32 scrn_yres;
+ U32 scrn_bpp;
+ U32 scrn_pitch;
+} xgi_screen_info_t;
+
+typedef struct xgi_sarea_info_s {
+ U32 bus_addr;
+ U32 size;
+} xgi_sarea_info_t;
+
+typedef struct xgi_info_s {
+ struct pci_dev *dev;
+ int flags;
+ int device_number;
+ int bus; /* PCI config info */
+ int slot;
+ int vendor_id;
+ U32 device_id;
+ U8 revision_id;
+
+ /* physical characteristics */
+ xgi_aperture_t mmio;
+ xgi_aperture_t fb;
+ xgi_aperture_t pcie;
+ xgi_screen_info_t scrn_info;
+ xgi_sarea_info_t sarea_info;
+
+ /* look up table parameters */
+ U32 *lut_base;
+ U32 lutPageSize;
+ U32 lutPageOrder;
+ U32 isLUTInLFB;
+ U32 sdfbPageSize;
+
+ U32 pcie_config;
+ U32 pcie_status;
+ U32 irq;
+
+ atomic_t use_count;
+
+ /* keep track of any pending bottom halfes */
+ struct tasklet_struct tasklet;
+
+ spinlock_t info_lock;
+
+ struct semaphore info_sem;
+ struct semaphore fb_sem;
+ struct semaphore pcie_sem;
+} xgi_info_t;
+
+typedef struct xgi_ioctl_post_vbios {
+ U32 bus;
+ U32 slot;
+} xgi_ioctl_post_vbios_t;
+
+typedef enum xgi_mem_location_s {
+ NON_LOCAL = 0,
+ LOCAL = 1,
+ INVALID = 0x7fffffff
+} xgi_mem_location_t;
+
+enum PcieOwner {
+ PCIE_2D = 0,
+ /*
+ PCIE_3D should not begin with 1,
+ 2D alloc pcie memory will use owner 1.
+ */
+ PCIE_3D = 11, /*vetex buf */
+ PCIE_3D_CMDLIST = 12,
+ PCIE_3D_SCRATCHPAD = 13,
+ PCIE_3D_TEXTURE = 14,
+ PCIE_INVALID = 0x7fffffff
+};
+
+typedef struct xgi_mem_req_s {
+ xgi_mem_location_t location;
+ unsigned long size;
+ unsigned long is_front;
+ enum PcieOwner owner;
+ unsigned long pid;
+} xgi_mem_req_t;
+
+typedef struct xgi_mem_alloc_s {
+ xgi_mem_location_t location;
+ unsigned long size;
+ unsigned long bus_addr;
+ unsigned long hw_addr;
+ unsigned long pid;
+} xgi_mem_alloc_t;
+
+typedef struct xgi_chip_info_s {
+ U32 device_id;
+ char device_name[32];
+ U32 vendor_id;
+ U32 curr_display_mode; //Singe, DualView(Contained), MHS
+ U32 fb_size;
+ U32 sarea_bus_addr;
+ U32 sarea_size;
+} xgi_chip_info_t;
+
+typedef struct xgi_opengl_cmd_s {
+ U32 cmd;
+} xgi_opengl_cmd_t;
+
+typedef struct xgi_mmio_info_s {
+ xgi_opengl_cmd_t cmd_head;
+ void *mmioBase;
+ int size;
+} xgi_mmio_info_t;
+
+typedef enum {
+ BTYPE_2D = 0,
+ BTYPE_3D = 1,
+ BTYPE_FLIP = 2,
+ BTYPE_CTRL = 3,
+ BTYPE_NONE = 0x7fffffff
+} BATCH_TYPE;
+
+typedef struct xgi_cmd_info_s {
+ BATCH_TYPE _firstBeginType;
+ U32 _firstBeginAddr;
+ U32 _firstSize;
+ U32 _curDebugID;
+ U32 _lastBeginAddr;
+ U32 _beginCount;
+} xgi_cmd_info_t;
+
+typedef struct xgi_state_info_s {
+ U32 _fromState;
+ U32 _toState;
+} xgi_state_info_t;
+
+typedef struct cpu_info_s {
+ U32 _eax;
+ U32 _ebx;
+ U32 _ecx;
+ U32 _edx;
+} cpu_info_t;
+
+typedef struct xgi_mem_pid_s {
+ struct list_head list;
+ xgi_mem_location_t location;
+ unsigned long bus_addr;
+ unsigned long pid;
+} xgi_mem_pid_t;
+
+/*
+ * Ioctl definitions
+ */
+
+#define XGI_IOCTL_MAGIC 'x' /* use 'x' as magic number */
+
+#define XGI_IOCTL_BASE 0
+#define XGI_ESC_DEVICE_INFO (XGI_IOCTL_BASE + 0)
+#define XGI_ESC_POST_VBIOS (XGI_IOCTL_BASE + 1)
+
+#define XGI_ESC_FB_INIT (XGI_IOCTL_BASE + 2)
+#define XGI_ESC_FB_ALLOC (XGI_IOCTL_BASE + 3)
+#define XGI_ESC_FB_FREE (XGI_IOCTL_BASE + 4)
+#define XGI_ESC_PCIE_INIT (XGI_IOCTL_BASE + 5)
+#define XGI_ESC_PCIE_ALLOC (XGI_IOCTL_BASE + 6)
+#define XGI_ESC_PCIE_FREE (XGI_IOCTL_BASE + 7)
+#define XGI_ESC_SUBMIT_CMDLIST (XGI_IOCTL_BASE + 8)
+#define XGI_ESC_PUT_SCREEN_INFO (XGI_IOCTL_BASE + 9)
+#define XGI_ESC_GET_SCREEN_INFO (XGI_IOCTL_BASE + 10)
+#define XGI_ESC_GE_RESET (XGI_IOCTL_BASE + 11)
+#define XGI_ESC_SAREA_INFO (XGI_IOCTL_BASE + 12)
+#define XGI_ESC_DUMP_REGISTER (XGI_IOCTL_BASE + 13)
+#define XGI_ESC_DEBUG_INFO (XGI_IOCTL_BASE + 14)
+#define XGI_ESC_TEST_RWINKERNEL (XGI_IOCTL_BASE + 16)
+#define XGI_ESC_STATE_CHANGE (XGI_IOCTL_BASE + 17)
+#define XGI_ESC_MMIO_INFO (XGI_IOCTL_BASE + 18)
+#define XGI_ESC_PCIE_CHECK (XGI_IOCTL_BASE + 19)
+#define XGI_ESC_CPUID (XGI_IOCTL_BASE + 20)
+#define XGI_ESC_MEM_COLLECT (XGI_IOCTL_BASE + 21)
+
+#define XGI_IOCTL_DEVICE_INFO _IOR(XGI_IOCTL_MAGIC, XGI_ESC_DEVICE_INFO, xgi_chip_info_t)
+#define XGI_IOCTL_POST_VBIOS _IO(XGI_IOCTL_MAGIC, XGI_ESC_POST_VBIOS)
+
+#define XGI_IOCTL_FB_INIT _IO(XGI_IOCTL_MAGIC, XGI_ESC_FB_INIT)
+#define XGI_IOCTL_FB_ALLOC _IOWR(XGI_IOCTL_MAGIC, XGI_ESC_FB_ALLOC, xgi_mem_req_t)
+#define XGI_IOCTL_FB_FREE _IOW(XGI_IOCTL_MAGIC, XGI_ESC_FB_FREE, unsigned long)
+
+#define XGI_IOCTL_PCIE_INIT _IO(XGI_IOCTL_MAGIC, XGI_ESC_PCIE_INIT)
+#define XGI_IOCTL_PCIE_ALLOC _IOWR(XGI_IOCTL_MAGIC, XGI_ESC_PCIE_ALLOC, xgi_mem_req_t)
+#define XGI_IOCTL_PCIE_FREE _IOW(XGI_IOCTL_MAGIC, XGI_ESC_PCIE_FREE, unsigned long)
+
+#define XGI_IOCTL_PUT_SCREEN_INFO _IOW(XGI_IOCTL_MAGIC, XGI_ESC_PUT_SCREEN_INFO, xgi_screen_info_t)
+#define XGI_IOCTL_GET_SCREEN_INFO _IOR(XGI_IOCTL_MAGIC, XGI_ESC_GET_SCREEN_INFO, xgi_screen_info_t)
+
+#define XGI_IOCTL_GE_RESET _IO(XGI_IOCTL_MAGIC, XGI_ESC_GE_RESET)
+#define XGI_IOCTL_SAREA_INFO _IOW(XGI_IOCTL_MAGIC, XGI_ESC_SAREA_INFO, xgi_sarea_info_t)
+#define XGI_IOCTL_DUMP_REGISTER _IO(XGI_IOCTL_MAGIC, XGI_ESC_DUMP_REGISTER)
+#define XGI_IOCTL_DEBUG_INFO _IO(XGI_IOCTL_MAGIC, XGI_ESC_DEBUG_INFO)
+#define XGI_IOCTL_MMIO_INFO _IOR(XGI_IOCTL_MAGIC, XGI_ESC_MMIO_INFO, xgi_mmio_info_t)
+
+#define XGI_IOCTL_SUBMIT_CMDLIST _IOWR(XGI_IOCTL_MAGIC, XGI_ESC_SUBMIT_CMDLIST, xgi_cmd_info_t)
+#define XGI_IOCTL_TEST_RWINKERNEL _IOWR(XGI_IOCTL_MAGIC, XGI_ESC_TEST_RWINKERNEL, unsigned long)
+#define XGI_IOCTL_STATE_CHANGE _IOWR(XGI_IOCTL_MAGIC, XGI_ESC_STATE_CHANGE, xgi_state_info_t)
+
+#define XGI_IOCTL_PCIE_CHECK _IO(XGI_IOCTL_MAGIC, XGI_ESC_PCIE_CHECK)
+#define XGI_IOCTL_CPUID _IOWR(XGI_IOCTL_MAGIC, XGI_ESC_CPUID, cpu_info_t)
+#define XGI_IOCTL_MAXNR 30
+
+/*
+ * flags
+ */
+#define XGI_FLAG_OPEN 0x0001
+#define XGI_FLAG_NEEDS_POSTING 0x0002
+#define XGI_FLAG_WAS_POSTED 0x0004
+#define XGI_FLAG_CONTROL 0x0010
+#define XGI_FLAG_MAP_REGS_EARLY 0x0200
+
+/* mmap(2) offsets */
+
+#define IS_IO_OFFSET(info, offset, length) \
+ (((offset) >= (info)->mmio.base) \
+ && (((offset) + (length)) <= (info)->mmio.base + (info)->mmio.size))
+
+/* Jong 06/14/2006 */
+/* (info)->fb.base is a base address for physical (bus) address space */
+/* what's the definition of offest? on physical (bus) address space or HW address space */
+/* Jong 06/15/2006; use HW address space */
+#define IS_FB_OFFSET(info, offset, length) \
+ (((offset) >= 0) \
+ && (((offset) + (length)) <= (info)->fb.size))
+#if 0
+#define IS_FB_OFFSET(info, offset, length) \
+ (((offset) >= (info)->fb.base) \
+ && (((offset) + (length)) <= (info)->fb.base + (info)->fb.size))
+#endif
+
+#define IS_PCIE_OFFSET(info, offset, length) \
+ (((offset) >= (info)->pcie.base) \
+ && (((offset) + (length)) <= (info)->pcie.base + (info)->pcie.size))
+
+extern int xgi_fb_heap_init(xgi_info_t * info);
+extern void xgi_fb_heap_cleanup(xgi_info_t * info);
+
+extern void xgi_fb_alloc(xgi_info_t * info, xgi_mem_req_t * req,
+ xgi_mem_alloc_t * alloc);
+extern void xgi_fb_free(xgi_info_t * info, unsigned long offset);
+extern void xgi_mem_collect(xgi_info_t * info, unsigned int *pcnt);
+
+extern int xgi_pcie_heap_init(xgi_info_t * info);
+extern void xgi_pcie_heap_cleanup(xgi_info_t * info);
+
+extern void xgi_pcie_alloc(xgi_info_t * info, unsigned long size,
+ enum PcieOwner owner, xgi_mem_alloc_t * alloc);
+extern void xgi_pcie_free(xgi_info_t * info, unsigned long offset);
+extern void xgi_pcie_heap_check(void);
+extern void *xgi_find_pcie_block(xgi_info_t * info, unsigned long address);
+extern void *xgi_find_pcie_virt(xgi_info_t * info, unsigned long address);
+
+extern void xgi_read_pcie_mem(xgi_info_t * info, xgi_mem_req_t * req);
+extern void xgi_write_pcie_mem(xgi_info_t * info, xgi_mem_req_t * req);
+
+extern void xgi_test_rwinkernel(xgi_info_t * info, unsigned long address);
+
+#endif
diff --git a/linux-core/xgi_fb.c b/linux-core/xgi_fb.c
index 67fdfe17..fab99ae2 100644
--- a/linux-core/xgi_fb.c
+++ b/linux-core/xgi_fb.c
@@ -1,528 +1,491 @@
-
-/****************************************************************************
- * Copyright (C) 2003-2006 by XGI Technology, Taiwan.
- * *
- * All Rights Reserved. *
- * *
- * Permission is hereby granted, free of charge, to any person obtaining
- * a copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation on the rights to use, copy, modify, merge,
- * publish, distribute, sublicense, and/or sell copies of the Software,
- * and to permit persons to whom the Software is furnished to do so,
- * subject to the following conditions:
- * *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial
- * portions of the Software.
- * *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- * NON-INFRINGEMENT. IN NO EVENT SHALL XGI AND/OR
- * ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
- * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
- * DEALINGS IN THE SOFTWARE.
- ***************************************************************************/
-
-#include "xgi_types.h"
-#include "xgi_linux.h"
-#include "xgi_drv.h"
-#include "xgi_fb.h"
-
-#define XGI_FB_HEAP_START 0x1000000
-
-static xgi_mem_heap_t *xgi_fb_heap;
-static kmem_cache_t *xgi_fb_cache_block = NULL;
-extern struct list_head xgi_mempid_list;
-
-static xgi_mem_block_t *xgi_mem_new_node(void);
-static xgi_mem_block_t *xgi_mem_alloc(xgi_info_t *info, unsigned long size);
-static xgi_mem_block_t *xgi_mem_free(xgi_info_t *info, unsigned long offset);
-
-void xgi_fb_alloc(xgi_info_t *info,
- xgi_mem_req_t *req,
- xgi_mem_alloc_t *alloc)
-{
- xgi_mem_block_t *block;
- xgi_mem_pid_t *mempid_block;
-
- if (req->is_front)
- {
- alloc->location = LOCAL;
- alloc->bus_addr = info->fb.base;
- alloc->hw_addr = 0;
- XGI_INFO("Video RAM allocation on front buffer successfully! \n");
- }
- else
- {
- xgi_down(info->fb_sem);
- block = xgi_mem_alloc(info, req->size);
- xgi_up(info->fb_sem);
-
- if (block == NULL)
- {
- alloc->location = LOCAL;
- alloc->size = 0;
- alloc->bus_addr = 0;
- alloc->hw_addr = 0;
- XGI_ERROR("Video RAM allocation failed\n");
- }
- else
- {
- XGI_INFO("Video RAM allocation succeeded: 0x%p\n",
- (char *) block->offset);
- alloc->location = LOCAL;
- alloc->size = block->size;
- alloc->bus_addr = info->fb.base + block->offset;
- alloc->hw_addr = block->offset;
-
- /* manage mempid */
- mempid_block = kmalloc(sizeof(xgi_mem_pid_t), GFP_KERNEL);
- mempid_block->location = LOCAL;
- mempid_block->bus_addr = alloc->bus_addr;
- mempid_block->pid = alloc->pid;
-
- if (!mempid_block)
- XGI_ERROR("mempid_block alloc failed\n");
-
- XGI_INFO("Memory ProcessID add one fb block pid:%ld successfully! \n", mempid_block->pid);
- list_add(&mempid_block->list, &xgi_mempid_list);
- }
- }
-}
-
-void xgi_fb_free(xgi_info_t *info, unsigned long bus_addr)
-{
- xgi_mem_block_t *block;
- unsigned long offset = bus_addr - info->fb.base;
- xgi_mem_pid_t *mempid_block;
- xgi_mem_pid_t *mempid_freeblock = NULL;
- struct list_head *mempid_list;
-
- if (offset < 0)
- {
- XGI_INFO("free onscreen frame buffer successfully !\n");
- }
- else
- {
- xgi_down(info->fb_sem);
- block = xgi_mem_free(info, offset);
- xgi_up(info->fb_sem);
-
- if (block == NULL)
- {
- XGI_ERROR("xgi_mem_free() failed at base 0x%lx\n", offset);
- }
-
- /* manage mempid */
- mempid_list = xgi_mempid_list.next;
- while (mempid_list != &xgi_mempid_list)
- {
- mempid_block = list_entry(mempid_list, struct xgi_mem_pid_s, list);
- if (mempid_block->location == LOCAL && mempid_block->bus_addr == bus_addr)
- {
- mempid_freeblock = mempid_block;
- break;
- }
- mempid_list = mempid_list->next;
- }
- if (mempid_freeblock)
- {
- list_del(&mempid_freeblock->list);
- XGI_INFO("Memory ProcessID delete one fb block pid:%ld successfully! \n", mempid_freeblock->pid);
- kfree(mempid_freeblock);
- }
- }
-}
-
-int xgi_fb_heap_init(xgi_info_t *info)
-{
- xgi_mem_block_t *block;
-
- xgi_fb_heap = kmalloc(sizeof(xgi_mem_heap_t), GFP_KERNEL);
- if (!xgi_fb_heap)
- {
- XGI_ERROR("xgi_fb_heap alloc failed\n");
- return 0;
- }
-
- INIT_LIST_HEAD(&xgi_fb_heap->free_list);
- INIT_LIST_HEAD(&xgi_fb_heap->used_list);
- INIT_LIST_HEAD(&xgi_fb_heap->sort_list);
-
- xgi_fb_cache_block = kmem_cache_create("xgi_fb_block", sizeof(xgi_mem_block_t),
- 0, SLAB_HWCACHE_ALIGN, NULL, NULL);
-
- if (NULL == xgi_fb_cache_block)
- {
- XGI_ERROR("Fail to creat xgi_fb_block\n");
- goto fail1;
- }
-
- block = (xgi_mem_block_t *)kmem_cache_alloc(xgi_fb_cache_block, GFP_KERNEL);
- if (!block)
- {
- XGI_ERROR("kmem_cache_alloc failed\n");
- goto fail2;
- }
-
- block->offset = XGI_FB_HEAP_START;
- block->size = info->fb.size - XGI_FB_HEAP_START;
-
- list_add(&block->list, &xgi_fb_heap->free_list);
-
- xgi_fb_heap->max_freesize = info->fb.size - XGI_FB_HEAP_START;
-
- XGI_INFO("fb start offset: 0x%lx, memory size : 0x%lx\n", block->offset, block->size);
- XGI_INFO("xgi_fb_heap->max_freesize: 0x%lx \n", xgi_fb_heap->max_freesize);
-
- return 1;
-
-fail2:
- if (xgi_fb_cache_block)
- {
- kmem_cache_destroy(xgi_fb_cache_block);
- xgi_fb_cache_block = NULL;
- }
-fail1:
- if(xgi_fb_heap)
- {
- kfree(xgi_fb_heap);
- xgi_fb_heap = NULL;
- }
- return 0;
-}
-
-void xgi_fb_heap_cleanup(xgi_info_t *info)
-{
- struct list_head *free_list, *temp;
- xgi_mem_block_t *block;
- int i;
-
- if (xgi_fb_heap)
- {
- free_list = &xgi_fb_heap->free_list;
- for (i = 0; i < 3; i++, free_list++)
- {
- temp = free_list->next;
- while (temp != free_list)
- {
- block = list_entry(temp, struct xgi_mem_block_s, list);
- temp = temp->next;
-
- XGI_INFO("No. %d block->offset: 0x%lx block->size: 0x%lx \n",
- i, block->offset, block->size);
- //XGI_INFO("No. %d free block: 0x%p \n", i, block);
- kmem_cache_free(xgi_fb_cache_block, block);
- block = NULL;
- }
- }
- XGI_INFO("xgi_fb_heap: 0x%p \n", xgi_fb_heap);
- kfree(xgi_fb_heap);
- xgi_fb_heap = NULL;
- }
-
- if (xgi_fb_cache_block)
- {
- kmem_cache_destroy(xgi_fb_cache_block);
- xgi_fb_cache_block = NULL;
- }
-}
-
-static xgi_mem_block_t * xgi_mem_new_node(void)
-{
- xgi_mem_block_t *block;
-
- block = (xgi_mem_block_t *)kmem_cache_alloc(xgi_fb_cache_block, GFP_KERNEL);
- if (!block)
- {
- XGI_ERROR("kmem_cache_alloc failed\n");
- return NULL;
- }
-
- return block;
-}
-
-#if 0
-static void xgi_mem_insert_node_after(xgi_mem_list_t *list,
- xgi_mem_block_t *current,
- xgi_mem_block_t *block);
-static void xgi_mem_insert_node_before(xgi_mem_list_t *list,
- xgi_mem_block_t *current,
- xgi_mem_block_t *block);
-static void xgi_mem_insert_node_head(xgi_mem_list_t *list,
- xgi_mem_block_t *block);
-static void xgi_mem_insert_node_tail(xgi_mem_list_t *list,
- xgi_mem_block_t *block);
-static void xgi_mem_delete_node(xgi_mem_list_t *list,
- xgi_mem_block_t *block);
-/*
- * insert node:block after node:current
- */
-static void xgi_mem_insert_node_after(xgi_mem_list_t *list,
- xgi_mem_block_t *current,
- xgi_mem_block_t *block)
-{
- block->prev = current;
- block->next = current->next;
- current->next = block;
-
- if (current == list->tail)
- {
- list->tail = block;
- }
- else
- {
- block->next->prev = block;
- }
-}
-
-/*
- * insert node:block before node:current
- */
-static void xgi_mem_insert_node_before(xgi_mem_list_t *list,
- xgi_mem_block_t *current,
- xgi_mem_block_t *block)
-{
- block->prev = current->prev;
- block->next = current;
- current->prev = block;
- if (current == list->head)
- {
- list->head = block;
- }
- else
- {
- block->prev->next = block;
- }
-}
-void xgi_mem_insert_node_head(xgi_mem_list_t *list,
- xgi_mem_block_t *block)
-{
- block->next = list->head;
- block->prev = NULL;
-
- if (NULL == list->head)
- {
- list->tail = block;
- }
- else
- {
- list->head->prev = block;
- }
- list->head = block;
-}
-
-static void xgi_mem_insert_node_tail(xgi_mem_list_t *list,
- xgi_mem_block_t *block)
-
-{
- block->next = NULL;
- block->prev = list->tail;
- if (NULL == list->tail)
- {
- list->head = block;
- }
- else
- {
- list->tail->next = block;
- }
- list->tail = block;
-}
-
-static void xgi_mem_delete_node(xgi_mem_list_t *list,
- xgi_mem_block_t *block)
-{
- if (block == list->head)
- {
- list->head = block->next;
- }
- if (block == list->tail)
- {
- list->tail = block->prev;
- }
-
- if (block->prev)
- {
- block->prev->next = block->next;
- }
- if (block->next)
- {
- block->next->prev = block->prev;
- }
-
- block->next = block->prev = NULL;
-}
-#endif
-static xgi_mem_block_t *xgi_mem_alloc(xgi_info_t *info, unsigned long originalSize)
-{
- struct list_head *free_list;
- xgi_mem_block_t *block, *free_block, *used_block;
-
- unsigned long size = (originalSize + PAGE_SIZE - 1) & PAGE_MASK;
-
- XGI_INFO("Original 0x%lx bytes requested, really 0x%lx allocated\n", originalSize, size);
-
- if (size == 0)
- {
- XGI_ERROR("size == 0\n");
- return (NULL);
- }
- XGI_INFO("max_freesize: 0x%lx \n", xgi_fb_heap->max_freesize);
- if (size > xgi_fb_heap->max_freesize)
- {
- XGI_ERROR("size: 0x%lx is bigger than frame buffer total free size: 0x%lx !\n",
- size, xgi_fb_heap->max_freesize);
- return (NULL);
- }
-
- free_list = xgi_fb_heap->free_list.next;
-
- while (free_list != &xgi_fb_heap->free_list)
- {
- XGI_INFO("free_list: 0x%px \n", free_list);
- block = list_entry(free_list, struct xgi_mem_block_s, list);
- if (size <= block->size)
- {
- break;
- }
- free_list = free_list->next;
- }
-
- if (free_list == &xgi_fb_heap->free_list)
- {
- XGI_ERROR("Can't allocate %ldk size from frame buffer memory !\n", size/1024);
- return (NULL);
- }
-
- free_block = block;
- XGI_INFO("alloc size: 0x%lx from offset: 0x%lx size: 0x%lx \n",
- size, free_block->offset, free_block->size);
-
- if (size == free_block->size)
- {
- used_block = free_block;
- XGI_INFO("size == free_block->size: free_block = 0x%p\n", free_block);
- list_del(&free_block->list);
- }
- else
- {
- used_block = xgi_mem_new_node();
-
- if (used_block == NULL) return (NULL);
-
- if (used_block == free_block)
- {
- XGI_ERROR("used_block == free_block = 0x%p\n", used_block);
- }
-
- used_block->offset = free_block->offset;
- used_block->size = size;
-
- free_block->offset += size;
- free_block->size -= size;
- }
-
- xgi_fb_heap->max_freesize -= size;
-
- list_add(&used_block->list, &xgi_fb_heap->used_list);
-
- return (used_block);
-}
-
-static xgi_mem_block_t *xgi_mem_free(xgi_info_t *info, unsigned long offset)
-{
- struct list_head *free_list, *used_list;
- xgi_mem_block_t *used_block = NULL, *block = NULL;
- xgi_mem_block_t *prev, *next;
-
- unsigned long upper;
- unsigned long lower;
-
- used_list = xgi_fb_heap->used_list.next;
- while (used_list != &xgi_fb_heap->used_list)
- {
- block = list_entry(used_list, struct xgi_mem_block_s, list);
- if (block->offset == offset)
- {
- break;
- }
- used_list = used_list->next;
- }
-
- if (used_list == &xgi_fb_heap->used_list)
- {
- XGI_ERROR("can't find block: 0x%lx to free!\n", offset);
- return (NULL);
- }
-
- used_block = block;
- XGI_INFO("used_block: 0x%p, offset = 0x%lx, size = 0x%lx\n",
- used_block, used_block->offset, used_block->size);
-
- xgi_fb_heap->max_freesize += used_block->size;
-
- prev = next = NULL;
- upper = used_block->offset + used_block->size;
- lower = used_block->offset;
-
- free_list = xgi_fb_heap->free_list.next;
- while (free_list != &xgi_fb_heap->free_list)
- {
- block = list_entry(free_list, struct xgi_mem_block_s, list);
-
- if (block->offset == upper)
- {
- next = block;
- }
- else if ((block->offset + block->size) == lower)
- {
- prev = block;
- }
- free_list = free_list->next;
- }
-
- XGI_INFO("next = 0x%p, prev = 0x%p\n", next, prev);
- list_del(&used_block->list);
-
- if (prev && next)
- {
- prev->size += (used_block->size + next->size);
- list_del(&next->list);
- XGI_INFO("free node 0x%p\n", next);
- kmem_cache_free(xgi_fb_cache_block, next);
- kmem_cache_free(xgi_fb_cache_block, used_block);
-
- next = NULL;
- used_block = NULL;
- return (prev);
- }
-
- if (prev)
- {
- prev->size += used_block->size;
- XGI_INFO("free node 0x%p\n", used_block);
- kmem_cache_free(xgi_fb_cache_block, used_block);
- used_block = NULL;
- return (prev);
- }
-
- if (next)
- {
- next->size += used_block->size;
- next->offset = used_block->offset;
- XGI_INFO("free node 0x%p\n", used_block);
- kmem_cache_free(xgi_fb_cache_block, used_block);
- used_block = NULL;
- return (next);
- }
-
- list_add(&used_block->list, &xgi_fb_heap->free_list);
- XGI_INFO("Recycled free node %p, offset = 0x%lx, size = 0x%lx\n",
- used_block, used_block->offset, used_block->size);
-
- return (used_block);
-}
-
+
+/****************************************************************************
+ * Copyright (C) 2003-2006 by XGI Technology, Taiwan.
+ * *
+ * All Rights Reserved. *
+ * *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation on the rights to use, copy, modify, merge,
+ * publish, distribute, sublicense, and/or sell copies of the Software,
+ * and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ * *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial
+ * portions of the Software.
+ * *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NON-INFRINGEMENT. IN NO EVENT SHALL XGI AND/OR
+ * ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ ***************************************************************************/
+
+#include "xgi_types.h"
+#include "xgi_linux.h"
+#include "xgi_drv.h"
+#include "xgi_fb.h"
+
+#define XGI_FB_HEAP_START 0x1000000
+
+static xgi_mem_heap_t *xgi_fb_heap;
+static kmem_cache_t *xgi_fb_cache_block = NULL;
+extern struct list_head xgi_mempid_list;
+
+static xgi_mem_block_t *xgi_mem_new_node(void);
+static xgi_mem_block_t *xgi_mem_alloc(xgi_info_t * info, unsigned long size);
+static xgi_mem_block_t *xgi_mem_free(xgi_info_t * info, unsigned long offset);
+
+void xgi_fb_alloc(xgi_info_t * info,
+ xgi_mem_req_t * req, xgi_mem_alloc_t * alloc)
+{
+ xgi_mem_block_t *block;
+ xgi_mem_pid_t *mempid_block;
+
+ if (req->is_front) {
+ alloc->location = LOCAL;
+ alloc->bus_addr = info->fb.base;
+ alloc->hw_addr = 0;
+ XGI_INFO
+ ("Video RAM allocation on front buffer successfully! \n");
+ } else {
+ xgi_down(info->fb_sem);
+ block = xgi_mem_alloc(info, req->size);
+ xgi_up(info->fb_sem);
+
+ if (block == NULL) {
+ alloc->location = LOCAL;
+ alloc->size = 0;
+ alloc->bus_addr = 0;
+ alloc->hw_addr = 0;
+ XGI_ERROR("Video RAM allocation failed\n");
+ } else {
+ XGI_INFO("Video RAM allocation succeeded: 0x%p\n",
+ (char *)block->offset);
+ alloc->location = LOCAL;
+ alloc->size = block->size;
+ alloc->bus_addr = info->fb.base + block->offset;
+ alloc->hw_addr = block->offset;
+
+ /* manage mempid */
+ mempid_block =
+ kmalloc(sizeof(xgi_mem_pid_t), GFP_KERNEL);
+ mempid_block->location = LOCAL;
+ mempid_block->bus_addr = alloc->bus_addr;
+ mempid_block->pid = alloc->pid;
+
+ if (!mempid_block)
+ XGI_ERROR("mempid_block alloc failed\n");
+
+ XGI_INFO
+ ("Memory ProcessID add one fb block pid:%ld successfully! \n",
+ mempid_block->pid);
+ list_add(&mempid_block->list, &xgi_mempid_list);
+ }
+ }
+}
+
+void xgi_fb_free(xgi_info_t * info, unsigned long bus_addr)
+{
+ xgi_mem_block_t *block;
+ unsigned long offset = bus_addr - info->fb.base;
+ xgi_mem_pid_t *mempid_block;
+ xgi_mem_pid_t *mempid_freeblock = NULL;
+ struct list_head *mempid_list;
+
+ if (offset < 0) {
+ XGI_INFO("free onscreen frame buffer successfully !\n");
+ } else {
+ xgi_down(info->fb_sem);
+ block = xgi_mem_free(info, offset);
+ xgi_up(info->fb_sem);
+
+ if (block == NULL) {
+ XGI_ERROR("xgi_mem_free() failed at base 0x%lx\n",
+ offset);
+ }
+
+ /* manage mempid */
+ mempid_list = xgi_mempid_list.next;
+ while (mempid_list != &xgi_mempid_list) {
+ mempid_block =
+ list_entry(mempid_list, struct xgi_mem_pid_s, list);
+ if (mempid_block->location == LOCAL
+ && mempid_block->bus_addr == bus_addr) {
+ mempid_freeblock = mempid_block;
+ break;
+ }
+ mempid_list = mempid_list->next;
+ }
+ if (mempid_freeblock) {
+ list_del(&mempid_freeblock->list);
+ XGI_INFO
+ ("Memory ProcessID delete one fb block pid:%ld successfully! \n",
+ mempid_freeblock->pid);
+ kfree(mempid_freeblock);
+ }
+ }
+}
+
+int xgi_fb_heap_init(xgi_info_t * info)
+{
+ xgi_mem_block_t *block;
+
+ xgi_fb_heap = kmalloc(sizeof(xgi_mem_heap_t), GFP_KERNEL);
+ if (!xgi_fb_heap) {
+ XGI_ERROR("xgi_fb_heap alloc failed\n");
+ return 0;
+ }
+
+ INIT_LIST_HEAD(&xgi_fb_heap->free_list);
+ INIT_LIST_HEAD(&xgi_fb_heap->used_list);
+ INIT_LIST_HEAD(&xgi_fb_heap->sort_list);
+
+ xgi_fb_cache_block =
+ kmem_cache_create("xgi_fb_block", sizeof(xgi_mem_block_t), 0,
+ SLAB_HWCACHE_ALIGN, NULL, NULL);
+
+ if (NULL == xgi_fb_cache_block) {
+ XGI_ERROR("Fail to creat xgi_fb_block\n");
+ goto fail1;
+ }
+
+ block =
+ (xgi_mem_block_t *) kmem_cache_alloc(xgi_fb_cache_block,
+ GFP_KERNEL);
+ if (!block) {
+ XGI_ERROR("kmem_cache_alloc failed\n");
+ goto fail2;
+ }
+
+ block->offset = XGI_FB_HEAP_START;
+ block->size = info->fb.size - XGI_FB_HEAP_START;
+
+ list_add(&block->list, &xgi_fb_heap->free_list);
+
+ xgi_fb_heap->max_freesize = info->fb.size - XGI_FB_HEAP_START;
+
+ XGI_INFO("fb start offset: 0x%lx, memory size : 0x%lx\n", block->offset,
+ block->size);
+ XGI_INFO("xgi_fb_heap->max_freesize: 0x%lx \n",
+ xgi_fb_heap->max_freesize);
+
+ return 1;
+
+ fail2:
+ if (xgi_fb_cache_block) {
+ kmem_cache_destroy(xgi_fb_cache_block);
+ xgi_fb_cache_block = NULL;
+ }
+ fail1:
+ if (xgi_fb_heap) {
+ kfree(xgi_fb_heap);
+ xgi_fb_heap = NULL;
+ }
+ return 0;
+}
+
+void xgi_fb_heap_cleanup(xgi_info_t * info)
+{
+ struct list_head *free_list, *temp;
+ xgi_mem_block_t *block;
+ int i;
+
+ if (xgi_fb_heap) {
+ free_list = &xgi_fb_heap->free_list;
+ for (i = 0; i < 3; i++, free_list++) {
+ temp = free_list->next;
+ while (temp != free_list) {
+ block =
+ list_entry(temp, struct xgi_mem_block_s,
+ list);
+ temp = temp->next;
+
+ XGI_INFO
+ ("No. %d block->offset: 0x%lx block->size: 0x%lx \n",
+ i, block->offset, block->size);
+ //XGI_INFO("No. %d free block: 0x%p \n", i, block);
+ kmem_cache_free(xgi_fb_cache_block, block);
+ block = NULL;
+ }
+ }
+ XGI_INFO("xgi_fb_heap: 0x%p \n", xgi_fb_heap);
+ kfree(xgi_fb_heap);
+ xgi_fb_heap = NULL;
+ }
+
+ if (xgi_fb_cache_block) {
+ kmem_cache_destroy(xgi_fb_cache_block);
+ xgi_fb_cache_block = NULL;
+ }
+}
+
+static xgi_mem_block_t *xgi_mem_new_node(void)
+{
+ xgi_mem_block_t *block;
+
+ block =
+ (xgi_mem_block_t *) kmem_cache_alloc(xgi_fb_cache_block,
+ GFP_KERNEL);
+ if (!block) {
+ XGI_ERROR("kmem_cache_alloc failed\n");
+ return NULL;
+ }
+
+ return block;
+}
+
+#if 0
+static void xgi_mem_insert_node_after(xgi_mem_list_t * list,
+ xgi_mem_block_t * current,
+ xgi_mem_block_t * block);
+static void xgi_mem_insert_node_before(xgi_mem_list_t * list,
+ xgi_mem_block_t * current,
+ xgi_mem_block_t * block);
+static void xgi_mem_insert_node_head(xgi_mem_list_t * list,
+ xgi_mem_block_t * block);
+static void xgi_mem_insert_node_tail(xgi_mem_list_t * list,
+ xgi_mem_block_t * block);
+static void xgi_mem_delete_node(xgi_mem_list_t * list, xgi_mem_block_t * block);
+/*
+ * insert node:block after node:current
+ */
+static void xgi_mem_insert_node_after(xgi_mem_list_t * list,
+ xgi_mem_block_t * current,
+ xgi_mem_block_t * block)
+{
+ block->prev = current;
+ block->next = current->next;
+ current->next = block;
+
+ if (current == list->tail) {
+ list->tail = block;
+ } else {
+ block->next->prev = block;
+ }
+}
+
+/*
+ * insert node:block before node:current
+ */
+static void xgi_mem_insert_node_before(xgi_mem_list_t * list,
+ xgi_mem_block_t * current,
+ xgi_mem_block_t * block)
+{
+ block->prev = current->prev;
+ block->next = current;
+ current->prev = block;
+ if (current == list->head) {
+ list->head = block;
+ } else {
+ block->prev->next = block;
+ }
+}
+void xgi_mem_insert_node_head(xgi_mem_list_t * list, xgi_mem_block_t * block)
+{
+ block->next = list->head;
+ block->prev = NULL;
+
+ if (NULL == list->head) {
+ list->tail = block;
+ } else {
+ list->head->prev = block;
+ }
+ list->head = block;
+}
+
+static void xgi_mem_insert_node_tail(xgi_mem_list_t * list,
+ xgi_mem_block_t * block)
+{
+ block->next = NULL;
+ block->prev = list->tail;
+ if (NULL == list->tail) {
+ list->head = block;
+ } else {
+ list->tail->next = block;
+ }
+ list->tail = block;
+}
+
+static void xgi_mem_delete_node(xgi_mem_list_t * list, xgi_mem_block_t * block)
+{
+ if (block == list->head) {
+ list->head = block->next;
+ }
+ if (block == list->tail) {
+ list->tail = block->prev;
+ }
+
+ if (block->prev) {
+ block->prev->next = block->next;
+ }
+ if (block->next) {
+ block->next->prev = block->prev;
+ }
+
+ block->next = block->prev = NULL;
+}
+#endif
+static xgi_mem_block_t *xgi_mem_alloc(xgi_info_t * info,
+ unsigned long originalSize)
+{
+ struct list_head *free_list;
+ xgi_mem_block_t *block, *free_block, *used_block;
+
+ unsigned long size = (originalSize + PAGE_SIZE - 1) & PAGE_MASK;
+
+ XGI_INFO("Original 0x%lx bytes requested, really 0x%lx allocated\n",
+ originalSize, size);
+
+ if (size == 0) {
+ XGI_ERROR("size == 0\n");
+ return (NULL);
+ }
+ XGI_INFO("max_freesize: 0x%lx \n", xgi_fb_heap->max_freesize);
+ if (size > xgi_fb_heap->max_freesize) {
+ XGI_ERROR
+ ("size: 0x%lx is bigger than frame buffer total free size: 0x%lx !\n",
+ size, xgi_fb_heap->max_freesize);
+ return (NULL);
+ }
+
+ free_list = xgi_fb_heap->free_list.next;
+
+ while (free_list != &xgi_fb_heap->free_list) {
+ XGI_INFO("free_list: 0x%px \n", free_list);
+ block = list_entry(free_list, struct xgi_mem_block_s, list);
+ if (size <= block->size) {
+ break;
+ }
+ free_list = free_list->next;
+ }
+
+ if (free_list == &xgi_fb_heap->free_list) {
+ XGI_ERROR
+ ("Can't allocate %ldk size from frame buffer memory !\n",
+ size / 1024);
+ return (NULL);
+ }
+
+ free_block = block;
+ XGI_INFO("alloc size: 0x%lx from offset: 0x%lx size: 0x%lx \n",
+ size, free_block->offset, free_block->size);
+
+ if (size == free_block->size) {
+ used_block = free_block;
+ XGI_INFO("size == free_block->size: free_block = 0x%p\n",
+ free_block);
+ list_del(&free_block->list);
+ } else {
+ used_block = xgi_mem_new_node();
+
+ if (used_block == NULL)
+ return (NULL);
+
+ if (used_block == free_block) {
+ XGI_ERROR("used_block == free_block = 0x%p\n",
+ used_block);
+ }
+
+ used_block->offset = free_block->offset;
+ used_block->size = size;
+
+ free_block->offset += size;
+ free_block->size -= size;
+ }
+
+ xgi_fb_heap->max_freesize -= size;
+
+ list_add(&used_block->list, &xgi_fb_heap->used_list);
+
+ return (used_block);
+}
+
+static xgi_mem_block_t *xgi_mem_free(xgi_info_t * info, unsigned long offset)
+{
+ struct list_head *free_list, *used_list;
+ xgi_mem_block_t *used_block = NULL, *block = NULL;
+ xgi_mem_block_t *prev, *next;
+
+ unsigned long upper;
+ unsigned long lower;
+
+ used_list = xgi_fb_heap->used_list.next;
+ while (used_list != &xgi_fb_heap->used_list) {
+ block = list_entry(used_list, struct xgi_mem_block_s, list);
+ if (block->offset == offset) {
+ break;
+ }
+ used_list = used_list->next;
+ }
+
+ if (used_list == &xgi_fb_heap->used_list) {
+ XGI_ERROR("can't find block: 0x%lx to free!\n", offset);
+ return (NULL);
+ }
+
+ used_block = block;
+ XGI_INFO("used_block: 0x%p, offset = 0x%lx, size = 0x%lx\n",
+ used_block, used_block->offset, used_block->size);
+
+ xgi_fb_heap->max_freesize += used_block->size;
+
+ prev = next = NULL;
+ upper = used_block->offset + used_block->size;
+ lower = used_block->offset;
+
+ free_list = xgi_fb_heap->free_list.next;
+ while (free_list != &xgi_fb_heap->free_list) {
+ block = list_entry(free_list, struct xgi_mem_block_s, list);
+
+ if (block->offset == upper) {
+ next = block;
+ } else if ((block->offset + block->size) == lower) {
+ prev = block;
+ }
+ free_list = free_list->next;
+ }
+
+ XGI_INFO("next = 0x%p, prev = 0x%p\n", next, prev);
+ list_del(&used_block->list);
+
+ if (prev && next) {
+ prev->size += (used_block->size + next->size);
+ list_del(&next->list);
+ XGI_INFO("free node 0x%p\n", next);
+ kmem_cache_free(xgi_fb_cache_block, next);
+ kmem_cache_free(xgi_fb_cache_block, used_block);
+
+ next = NULL;
+ used_block = NULL;
+ return (prev);
+ }
+
+ if (prev) {
+ prev->size += used_block->size;
+ XGI_INFO("free node 0x%p\n", used_block);
+ kmem_cache_free(xgi_fb_cache_block, used_block);
+ used_block = NULL;
+ return (prev);
+ }
+
+ if (next) {
+ next->size += used_block->size;
+ next->offset = used_block->offset;
+ XGI_INFO("free node 0x%p\n", used_block);
+ kmem_cache_free(xgi_fb_cache_block, used_block);
+ used_block = NULL;
+ return (next);
+ }
+
+ list_add(&used_block->list, &xgi_fb_heap->free_list);
+ XGI_INFO("Recycled free node %p, offset = 0x%lx, size = 0x%lx\n",
+ used_block, used_block->offset, used_block->size);
+
+ return (used_block);
+}
diff --git a/linux-core/xgi_fb.h b/linux-core/xgi_fb.h
index 4b7ec2f2..ae078ae0 100644
--- a/linux-core/xgi_fb.h
+++ b/linux-core/xgi_fb.h
@@ -1,71 +1,70 @@
-
-/****************************************************************************
- * Copyright (C) 2003-2006 by XGI Technology, Taiwan.
- * *
- * All Rights Reserved. *
- * *
- * Permission is hereby granted, free of charge, to any person obtaining
- * a copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation on the rights to use, copy, modify, merge,
- * publish, distribute, sublicense, and/or sell copies of the Software,
- * and to permit persons to whom the Software is furnished to do so,
- * subject to the following conditions:
- * *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial
- * portions of the Software.
- * *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- * NON-INFRINGEMENT. IN NO EVENT SHALL XGI AND/OR
- * ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
- * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
- * DEALINGS IN THE SOFTWARE.
- ***************************************************************************/
-
-#ifndef _XGI_FB_H_
-#define _XGI_FB_H_
-
-typedef struct xgi_mem_block_s {
- struct list_head list;
- unsigned long offset;
- unsigned long size;
- atomic_t use_count;
-} xgi_mem_block_t;
-
-typedef struct xgi_mem_heap_s {
- struct list_head free_list;
- struct list_head used_list;
- struct list_head sort_list;
- unsigned long max_freesize;
- spinlock_t lock;
-} xgi_mem_heap_t;
-
-#if 0
-typedef struct xgi_mem_block_s {
- struct xgi_mem_block_s *next;
- struct xgi_mem_block_s *prev;
- unsigned long offset;
- unsigned long size;
- atomic_t use_count;
-} xgi_mem_block_t;
-
-typedef struct xgi_mem_list_s {
- xgi_mem_block_t *head;
- xgi_mem_block_t *tail;
-} xgi_mem_list_t;
-
-typedef struct xgi_mem_heap_s {
- xgi_mem_list_t *free_list;
- xgi_mem_list_t *used_list;
- xgi_mem_list_t *sort_list;
- unsigned long max_freesize;
- spinlock_t lock;
-} xgi_mem_heap_t;
-#endif
-
-#endif
-
+
+/****************************************************************************
+ * Copyright (C) 2003-2006 by XGI Technology, Taiwan.
+ * *
+ * All Rights Reserved. *
+ * *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation on the rights to use, copy, modify, merge,
+ * publish, distribute, sublicense, and/or sell copies of the Software,
+ * and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ * *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial
+ * portions of the Software.
+ * *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NON-INFRINGEMENT. IN NO EVENT SHALL XGI AND/OR
+ * ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ ***************************************************************************/
+
+#ifndef _XGI_FB_H_
+#define _XGI_FB_H_
+
+typedef struct xgi_mem_block_s {
+ struct list_head list;
+ unsigned long offset;
+ unsigned long size;
+ atomic_t use_count;
+} xgi_mem_block_t;
+
+typedef struct xgi_mem_heap_s {
+ struct list_head free_list;
+ struct list_head used_list;
+ struct list_head sort_list;
+ unsigned long max_freesize;
+ spinlock_t lock;
+} xgi_mem_heap_t;
+
+#if 0
+typedef struct xgi_mem_block_s {
+ struct xgi_mem_block_s *next;
+ struct xgi_mem_block_s *prev;
+ unsigned long offset;
+ unsigned long size;
+ atomic_t use_count;
+} xgi_mem_block_t;
+
+typedef struct xgi_mem_list_s {
+ xgi_mem_block_t *head;
+ xgi_mem_block_t *tail;
+} xgi_mem_list_t;
+
+typedef struct xgi_mem_heap_s {
+ xgi_mem_list_t *free_list;
+ xgi_mem_list_t *used_list;
+ xgi_mem_list_t *sort_list;
+ unsigned long max_freesize;
+ spinlock_t lock;
+} xgi_mem_heap_t;
+#endif
+
+#endif
diff --git a/linux-core/xgi_linux.h b/linux-core/xgi_linux.h
index f207a4f6..67c1af82 100644
--- a/linux-core/xgi_linux.h
+++ b/linux-core/xgi_linux.h
@@ -1,596 +1,591 @@
-
-/****************************************************************************
- * Copyright (C) 2003-2006 by XGI Technology, Taiwan.
- * *
- * All Rights Reserved. *
- * *
- * Permission is hereby granted, free of charge, to any person obtaining
- * a copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation on the rights to use, copy, modify, merge,
- * publish, distribute, sublicense, and/or sell copies of the Software,
- * and to permit persons to whom the Software is furnished to do so,
- * subject to the following conditions:
- * *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial
- * portions of the Software.
- * *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- * NON-INFRINGEMENT. IN NO EVENT SHALL XGI AND/OR
- * ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
- * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
- * DEALINGS IN THE SOFTWARE.
- ***************************************************************************/
-
-
-#ifndef _XGI_LINUX_H_
-#define _XGI_LINUX_H_
-
-#include <linux/config.h>
-
-#ifndef LINUX_VERSION_CODE
-#include <linux/version.h>
-#endif
-
-#ifndef KERNEL_VERSION /* pre-2.1.90 didn't have it */
-#define KERNEL_VERSION(a,b,c) (((a) << 16) + ((b) << 8) + (c))
-#endif
-
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 4, 0)
-# error "This driver does not support pre-2.4 kernels!"
-#elif LINUX_VERSION_CODE < KERNEL_VERSION(2, 5, 0)
-#define KERNEL_2_4
-#elif LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 0)
-# error "This driver does not support 2.5 kernels!"
-#elif LINUX_VERSION_CODE < KERNEL_VERSION(2, 7, 0)
-#define KERNEL_2_6
-#else
-# error "This driver does not support development kernels!"
-#endif
-
-#if defined (CONFIG_SMP) && !defined (__SMP__)
-#define __SMP__
-#endif
-
-#if defined (CONFIG_MODVERSIONS) && !defined (MODVERSIONS)
-#define MODVERSIONS
-#endif
-
-#if defined (MODVERSIONS) && !defined (KERNEL_2_6)
-#include <linux/modversions.h>
-#endif
-
-#include <linux/kernel.h> /* printk */
-#include <linux/module.h>
-
-#include <linux/init.h> /* module_init, module_exit */
-#include <linux/types.h> /* pic_t, size_t, __u32, etc */
-#include <linux/errno.h> /* error codes */
-#include <linux/list.h> /* circular linked list */
-#include <linux/stddef.h> /* NULL, offsetof */
-#include <linux/wait.h> /* wait queues */
-
-#include <linux/slab.h> /* kmalloc, kfree, etc */
-#include <linux/vmalloc.h> /* vmalloc, vfree, etc */
-
-#include <linux/poll.h> /* poll_wait */
-#include <linux/delay.h> /* mdelay, udelay */
-#include <asm/msr.h> /* rdtsc rdtscl */
-
-#include <linux/sched.h> /* suser(), capable() replacement
- for_each_task, for_each_process */
-#ifdef for_each_process
-#define XGI_SCAN_PROCESS(p) for_each_process(p)
-#else
-#define XGI_SCAN_PROCESS(p) for_each_task(p)
-#endif
-
-#ifdef KERNEL_2_6
-#include <linux/moduleparam.h> /* module_param() */
-#include <linux/smp_lock.h> /* kernel_locked */
-#include <asm/tlbflush.h> /* flush_tlb(), flush_tlb_all() */
-#include <asm/kmap_types.h> /* page table entry lookup */
-#endif
-
-#include <linux/pci.h> /* pci_find_class, etc */
-#include <linux/interrupt.h> /* tasklets, interrupt helpers */
-#include <linux/timer.h>
-
-#include <asm/system.h> /* cli, sli, save_flags */
-#include <asm/io.h> /* ioremap, virt_to_phys */
-#include <asm/uaccess.h> /* access_ok */
-#include <asm/page.h> /* PAGE_OFFSET */
-#include <asm/pgtable.h> /* pte bit definitions */
-
-#include <linux/spinlock.h>
-#include <asm/semaphore.h>
-#include <linux/highmem.h>
-
-#ifdef CONFIG_PROC_FS
-#include <linux/proc_fs.h>
-#endif
-
-#ifdef CONFIG_DEVFS_FS
-#include <linux/devfs_fs_kernel.h>
-#endif
-
-#ifdef CONFIG_KMOD
-#include <linux/kmod.h>
-#endif
-
-#ifdef CONFIG_PM
-#include <linux/pm.h>
-#endif
-
-#ifdef CONFIG_MTRR
-#include <asm/mtrr.h>
-#endif
-
-#ifdef CONFIG_KDB
-#include <linux/kdb.h>
-#include <asm/kdb.h>
-#endif
-
-#if defined (CONFIG_AGP) || defined (CONFIG_AGP_MODULE)
-#define AGPGART
-#include <linux/agp_backend.h>
-#include <linux/agpgart.h>
-#endif
-
-#ifndef MAX_ORDER
-#ifdef KERNEL_2_4
-#define MAX_ORDER 10
-#endif
-#ifdef KERNEL_2_6
-#define MAX_ORDER 11
-#endif
-#endif
-
-#ifndef module_init
-#define module_init(x) int init_module(void) { return x(); }
-#define module_exit(x) void cleanup_module(void) { x(); }
-#endif
-
-#ifndef minor
-#define minor(x) MINOR(x)
-#endif
-
-#ifndef IRQ_HANDLED
-typedef void irqreturn_t;
-#define IRQ_NONE
-#define IRQ_HANDLED
-#define IRQ_RETVAL(x)
-#endif
-
-#if !defined (list_for_each)
-#define list_for_each(pos, head) \
- for (pos = (head)->next, prefetch(pos->next); pos != (head); \
- pos = pos->next, prefetch(pos->next))
-#endif
-
-#ifdef KERNEL_2_4
-#define XGI_PCI_FOR_EACH_DEV(dev) pci_for_each_dev(dev)
-#endif
-#ifdef KERNEL_2_6
-extern struct list_head pci_devices; /* list of all devices */
-#define XGI_PCI_FOR_EACH_DEV(dev) \
- for(dev = pci_dev_g(pci_devices.next); dev != pci_dev_g(&pci_devices); dev = pci_dev_g(dev->global_list.next))
-#endif
-
-/*
- * the following macro causes problems when used in the same module
- * as module_param(); undef it so we don't accidentally mix the two
- */
-#if defined (KERNEL_2_6)
-#undef MODULE_PARM
-#endif
-
-#ifdef EXPORT_NO_SYMBOLS
-EXPORT_NO_SYMBOLS;
-#endif
-
-#if defined (KERNEL_2_4)
-#define XGI_IS_SUSER() suser()
-#define XGI_PCI_DEVICE_NAME(dev) ((dev)->name)
-#define XGI_NUM_CPUS() smp_num_cpus
-#define XGI_CLI() __cli()
-#define XGI_SAVE_FLAGS(eflags) __save_flags(eflags)
-#define XGI_RESTORE_FLAGS(eflags) __restore_flags(eflags)
-#define XGI_MAY_SLEEP() (!in_interrupt())
-#define XGI_MODULE_PARAMETER(x) MODULE_PARM(x, "i")
-#endif
-
-#if defined (KERNEL_2_6)
-#define XGI_IS_SUSER() capable(CAP_SYS_ADMIN)
-#define XGI_PCI_DEVICE_NAME(dev) ((dev)->pretty_name)
-#define XGI_NUM_CPUS() num_online_cpus()
-#define XGI_CLI() local_irq_disable()
-#define XGI_SAVE_FLAGS(eflags) local_save_flags(eflags)
-#define XGI_RESTORE_FLAGS(eflags) local_irq_restore(eflags)
-#define XGI_MAY_SLEEP() (!in_interrupt() && !in_atomic())
-#define XGI_MODULE_PARAMETER(x) module_param(x, int, 0)
-#endif
-
-/* Earlier 2.4.x kernels don't have pci_disable_device() */
-#ifdef XGI_PCI_DISABLE_DEVICE_PRESENT
-#define XGI_PCI_DISABLE_DEVICE(dev) pci_disable_device(dev)
-#else
-#define XGI_PCI_DISABLE_DEVICE(dev)
-#endif
-
-/* common defines */
-#define GET_MODULE_SYMBOL(mod,sym) (const void *) inter_module_get(sym)
-#define PUT_MODULE_SYMBOL(sym) inter_module_put((char *) sym)
-
-#define XGI_GET_PAGE_STRUCT(phys_page) virt_to_page(__va(phys_page))
-#define XGI_VMA_OFFSET(vma) (((vma)->vm_pgoff) << PAGE_SHIFT)
-#define XGI_VMA_PRIVATE(vma) ((vma)->vm_private_data)
-
-#define XGI_DEVICE_NUMBER(x) minor((x)->i_rdev)
-#define XGI_IS_CONTROL_DEVICE(x) (minor((x)->i_rdev) == 255)
-
-#define XGI_PCI_RESOURCE_START(dev, bar) ((dev)->resource[bar].start)
-#define XGI_PCI_RESOURCE_SIZE(dev, bar) ((dev)->resource[bar].end - (dev)->resource[bar].start + 1)
-
-#define XGI_PCI_BUS_NUMBER(dev) (dev)->bus->number
-#define XGI_PCI_SLOT_NUMBER(dev) PCI_SLOT((dev)->devfn)
-
-#ifdef XGI_PCI_GET_CLASS_PRESENT
-#define XGI_PCI_DEV_PUT(dev) pci_dev_put(dev)
-#define XGI_PCI_GET_DEVICE(vendor,device,from) pci_get_device(vendor,device,from)
-#define XGI_PCI_GET_SLOT(bus,devfn) pci_get_slot(pci_find_bus(0,bus),devfn)
-#define XGI_PCI_GET_CLASS(class,from) pci_get_class(class,from)
-#else
-#define XGI_PCI_DEV_PUT(dev)
-#define XGI_PCI_GET_DEVICE(vendor,device,from) pci_find_device(vendor,device,from)
-#define XGI_PCI_GET_SLOT(bus,devfn) pci_find_slot(bus,devfn)
-#define XGI_PCI_GET_CLASS(class,from) pci_find_class(class,from)
-#endif
-
-/*
- * acpi support has been back-ported to the 2.4 kernel, but the 2.4 driver
- * model is not sufficient for full acpi support. it may work in some cases,
- * but not enough for us to officially support this configuration.
- */
-#if defined(CONFIG_ACPI) && defined(KERNEL_2_6)
-#define XGI_PM_SUPPORT_ACPI
-#endif
-
-#if defined(CONFIG_APM) || defined(CONFIG_APM_MODULE)
-#define XGI_PM_SUPPORT_APM
-#endif
-
-
-#if defined(CONFIG_DEVFS_FS)
-#if defined(KERNEL_2_6)
-typedef void* devfs_handle_t;
-#define XGI_DEVFS_REGISTER(_name, _minor) \
- ({ \
- devfs_handle_t __handle = NULL; \
- if (devfs_mk_cdev(MKDEV(XGI_DEV_MAJOR, _minor), \
- S_IFCHR | S_IRUGO | S_IWUGO, _name) == 0) \
- { \
- __handle = (void *) 1; /* XXX Fix me! (boolean) */ \
- } \
- __handle; \
- })
-/*
-#define XGI_DEVFS_REMOVE_DEVICE(i) devfs_remove("xgi%d", i)
-*/
-#define XGI_DEVFS_REMOVE_CONTROL() devfs_remove("xgi_ctl")
-#define XGI_DEVFS_REMOVE_DEVICE(i) devfs_remove("xgi")
-#else // defined(KERNEL_2_4)
-#define XGI_DEVFS_REGISTER(_name, _minor) \
- ({ \
- devfs_handle_t __handle = devfs_register(NULL, _name, DEVFS_FL_AUTO_DEVNUM, \
- XGI_DEV_MAJOR, _minor, \
- S_IFCHR | S_IRUGO | S_IWUGO, &xgi_fops, NULL); \
- __handle; \
- })
-
-#define XGI_DEVFS_REMOVE_DEVICE(i) \
- ({ \
- if (xgi_devfs_handles[i] != NULL) \
- { \
- devfs_unregister(xgi_devfs_handles[i]); \
- } \
- })
-#define XGI_DEVFS_REMOVE_CONTROL() \
- ({ \
- if (xgi_devfs_handles[0] != NULL) \
- { \
- devfs_unregister(xgi_devfs_handles[0]); \
- } \
- })
-#endif /* defined(KERNEL_2_4) */
-#endif /* defined(CONFIG_DEVFS_FS) */
-
-#if defined(CONFIG_DEVFS_FS) && !defined(KERNEL_2_6)
-#define XGI_REGISTER_CHRDEV(x...) devfs_register_chrdev(x)
-#define XGI_UNREGISTER_CHRDEV(x...) devfs_unregister_chrdev(x)
-#else
-#define XGI_REGISTER_CHRDEV(x...) register_chrdev(x)
-#define XGI_UNREGISTER_CHRDEV(x...) unregister_chrdev(x)
-#endif
-
-#if defined(XGI_REMAP_PFN_RANGE_PRESENT)
-#define XGI_REMAP_PAGE_RANGE(from, offset, x...) \
- remap_pfn_range(vma, from, ((offset) >> PAGE_SHIFT), x)
-#elif defined(XGI_REMAP_PAGE_RANGE_5)
-#define XGI_REMAP_PAGE_RANGE(x...) remap_page_range(vma, x)
-#elif defined(XGI_REMAP_PAGE_RANGE_4)
-#define XGI_REMAP_PAGE_RANGE(x...) remap_page_range(x)
-#else
-#warning "xgi_configure.sh failed, assuming remap_page_range(5)!"
-#define XGI_REMAP_PAGE_RANGE(x...) remap_page_range(vma, x)
-#endif
-
-#if defined(pmd_offset_map)
-#define XGI_PMD_OFFSET(addres, pg_dir, pg_mid_dir) \
- { \
- pg_mid_dir = pmd_offset_map(pg_dir, address); \
- }
-#define XGI_PMD_UNMAP(pg_mid_dir) \
- { \
- pmd_unmap(pg_mid_dir); \
- }
-#else
-#define XGI_PMD_OFFSET(addres, pg_dir, pg_mid_dir) \
- { \
- pg_mid_dir = pmd_offset(pg_dir, address); \
- }
-#define XGI_PMD_UNMAP(pg_mid_dir)
-#endif
-
-#define XGI_PMD_PRESENT(pg_mid_dir) \
- ({ \
- if ((pg_mid_dir) && (pmd_none(*pg_mid_dir))) \
- { \
- XGI_PMD_UNMAP(pg_mid_dir); \
- pg_mid_dir = NULL; \
- } \
- pg_mid_dir != NULL; \
- })
-
-#if defined(pte_offset_atomic)
-#define XGI_PTE_OFFSET(addres, pg_mid_dir, pte) \
- { \
- pte = pte_offset_atomic(pg_mid_dir, address); \
- XGI_PMD_UNMAP(pg_mid_dir); \
- }
-#define XGI_PTE_UNMAP(pte) \
- { \
- pte_kunmap(pte); \
- }
-#elif defined(pte_offset)
-#define XGI_PTE_OFFSET(addres, pg_mid_dir, pte) \
- { \
- pte = pte_offset(pg_mid_dir, address); \
- XGI_PMD_UNMAP(pg_mid_dir); \
- }
-#define XGI_PTE_UNMAP(pte)
-#else
-#define XGI_PTE_OFFSET(addres, pg_mid_dir, pte) \
- { \
- pte = pte_offset_map(pg_mid_dir, address); \
- XGI_PMD_UNMAP(pg_mid_dir); \
- }
-#define XGI_PTE_UNMAP(pte) \
- { \
- pte_unmap(pte); \
- }
-#endif
-
-#define XGI_PTE_PRESENT(pte) \
- ({ \
- if (pte) \
- { \
- if (!pte_present(*pte)) \
- { \
- XGI_PTE_UNMAP(pte); pte = NULL; \
- } \
- } \
- pte != NULL; \
- })
-
-#define XGI_PTE_VALUE(pte) \
- ({ \
- unsigned long __pte_value = pte_val(*pte); \
- XGI_PTE_UNMAP(pte); \
- __pte_value; \
- })
-
-#define XGI_PAGE_ALIGN(addr) (((addr) + PAGE_SIZE - 1) / PAGE_SIZE)
-#define XGI_MASK_OFFSET(addr) ((addr) & (PAGE_SIZE - 1))
-
-#if !defined (pgprot_noncached)
-static inline pgprot_t pgprot_noncached(pgprot_t old_prot)
- {
- pgprot_t new_prot = old_prot;
- if (boot_cpu_data.x86 > 3)
- new_prot = __pgprot(pgprot_val(old_prot) | _PAGE_PCD);
- return new_prot;
- }
-#endif
-
-#if defined(XGI_BUILD_XGI_PAT_SUPPORT) && !defined (pgprot_writecombined)
-/* Added define for write combining page, only valid if pat enabled. */
-#define _PAGE_WRTCOMB _PAGE_PWT
-#define __PAGE_KERNEL_WRTCOMB \
- (_PAGE_PRESENT | _PAGE_RW | _PAGE_DIRTY | _PAGE_WRTCOMB | _PAGE_ACCESSED)
-#define PAGE_KERNEL_WRTCOMB MAKE_GLOBAL(__PAGE_KERNEL_WRTCOMB)
-
-static inline pgprot_t pgprot_writecombined(pgprot_t old_prot)
- {
- pgprot_t new_prot = old_prot;
- if (boot_cpu_data.x86 > 3)
- {
- pgprot_val(old_prot) &= ~(_PAGE_PCD | _PAGE_PWT);
- new_prot = __pgprot(pgprot_val(old_prot) | _PAGE_WRTCOMB);
- }
- return new_prot;
- }
-#endif
-
-#if !defined(page_to_pfn)
-#define page_to_pfn(page) ((page) - mem_map)
-#endif
-
-#define XGI_VMALLOC(ptr, size) \
- { \
- (ptr) = vmalloc_32(size); \
- }
-
-#define XGI_VFREE(ptr, size) \
- { \
- vfree((void *) (ptr)); \
- }
-
-#define XGI_IOREMAP(ptr, physaddr, size) \
- { \
- (ptr) = ioremap(physaddr, size); \
- }
-
-#define XGI_IOREMAP_NOCACHE(ptr, physaddr, size) \
- { \
- (ptr) = ioremap_nocache(physaddr, size); \
- }
-
-#define XGI_IOUNMAP(ptr, size) \
- { \
- iounmap(ptr); \
- }
-
-/*
- * only use this because GFP_KERNEL may sleep..
- * GFP_ATOMIC is ok, it won't sleep
- */
-#define XGI_KMALLOC(ptr, size) \
- { \
- (ptr) = kmalloc(size, GFP_KERNEL); \
- }
-
-#define XGI_KMALLOC_ATOMIC(ptr, size) \
- { \
- (ptr) = kmalloc(size, GFP_ATOMIC); \
- }
-
-#define XGI_KFREE(ptr, size) \
- { \
- kfree((void *) (ptr)); \
- }
-
-#define XGI_GET_FREE_PAGES(ptr, order) \
- { \
- (ptr) = __get_free_pages(GFP_KERNEL, order); \
- }
-
-#define XGI_FREE_PAGES(ptr, order) \
- { \
- free_pages(ptr, order); \
- }
-
-typedef struct xgi_pte_s {
- unsigned long phys_addr;
- unsigned long virt_addr;
-} xgi_pte_t;
-
-/*
- * AMD Athlon processors expose a subtle bug in the Linux
- * kernel, that may lead to AGP memory corruption. Recent
- * kernel versions had a workaround for this problem, but
- * 2.4.20 is the first kernel to address it properly. The
- * page_attr API provides the means to solve the problem.
- */
-#if defined(XGI_CHANGE_PAGE_ATTR_PRESENT)
-static inline void XGI_SET_PAGE_ATTRIB_UNCACHED(xgi_pte_t *page_ptr)
- {
- struct page *page = virt_to_page(__va(page_ptr->phys_addr));
- change_page_attr(page, 1, PAGE_KERNEL_NOCACHE);
- }
-static inline void XGI_SET_PAGE_ATTRIB_CACHED(xgi_pte_t *page_ptr)
- {
- struct page *page = virt_to_page(__va(page_ptr->phys_addr));
- change_page_attr(page, 1, PAGE_KERNEL);
- }
-#else
-#define XGI_SET_PAGE_ATTRIB_UNCACHED(page_list)
-#define XGI_SET_PAGE_ATTRIB_CACHED(page_list)
-#endif
-
-#ifdef KERNEL_2_4
-#define XGI_INC_PAGE_COUNT(page) atomic_inc(&(page)->count)
-#define XGI_DEC_PAGE_COUNT(page) atomic_dec(&(page)->count)
-#define XGI_PAGE_COUNT(page) atomic_read(&(page)->count)
-#define XGI_SET_PAGE_COUNT(page,v) atomic_set(&(page)->count, v)
-
-#define XGILockPage(page) set_bit(PG_locked, &(page)->flags)
-#define XGIUnlockPage(page) clear_bit(PG_locked, &(page)->flags)
-#endif
-
-#ifdef KERNEL_2_6
-/* add for SUSE 9, Jill*/
-#if LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 4)
-#define XGI_INC_PAGE_COUNT(page) atomic_inc(&(page)->count)
-#define XGI_DEC_PAGE_COUNT(page) atomic_dec(&(page)->count)
-#define XGI_PAGE_COUNT(page) atomic_read(&(page)->count)
-#define XGI_SET_PAGE_COUNT(page,v) atomic_set(&(page)->count, v)
-#else
-#define XGI_INC_PAGE_COUNT(page) atomic_inc(&(page)->_count)
-#define XGI_DEC_PAGE_COUNT(page) atomic_dec(&(page)->_count)
-#define XGI_PAGE_COUNT(page) atomic_read(&(page)->_count)
-#define XGI_SET_PAGE_COUNT(page,v) atomic_set(&(page)->_count, v)
-#endif
-#define XGILockPage(page) SetPageLocked(page)
-#define XGIUnlockPage(page) ClearPageLocked(page)
-#endif
-
-
-/*
- * hide a pointer to struct xgi_info_t in a file-private info
- */
-
-typedef struct
-{
- void *info;
- U32 num_events;
- spinlock_t fp_lock;
- wait_queue_head_t wait_queue;
-} xgi_file_private_t;
-
-#define FILE_PRIVATE(filp) ((filp)->private_data)
-
-#define XGI_GET_FP(filp) ((xgi_file_private_t *) FILE_PRIVATE(filp))
-
-/* for the card devices */
-#define XGI_INFO_FROM_FP(filp) (XGI_GET_FP(filp)->info)
-
-#ifdef KERNEL_2_0
-#define INODE_FROM_FP(filp) ((filp)->f_inode)
-#else
-#define INODE_FROM_FP(filp) ((filp)->f_dentry->d_inode)
-#endif
-
-#define XGI_ATOMIC_SET(data,val) atomic_set(&(data), (val))
-#define XGI_ATOMIC_INC(data) atomic_inc(&(data))
-#define XGI_ATOMIC_DEC(data) atomic_dec(&(data))
-#define XGI_ATOMIC_DEC_AND_TEST(data) atomic_dec_and_test(&(data))
-#define XGI_ATOMIC_READ(data) atomic_read(&(data))
-
-/*
- * lock-related functions that should only be called from this file
- */
-#define xgi_init_lock(lock) spin_lock_init(&lock)
-#define xgi_lock(lock) spin_lock(&lock)
-#define xgi_unlock(lock) spin_unlock(&lock)
-#define xgi_down(lock) down(&lock)
-#define xgi_up(lock) up(&lock)
-
-#define xgi_lock_irqsave(lock,flags) spin_lock_irqsave(&lock,flags)
-#define xgi_unlock_irqsave(lock,flags) spin_unlock_irqrestore(&lock,flags)
-
-#endif
+
+/****************************************************************************
+ * Copyright (C) 2003-2006 by XGI Technology, Taiwan.
+ * *
+ * All Rights Reserved. *
+ * *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation on the rights to use, copy, modify, merge,
+ * publish, distribute, sublicense, and/or sell copies of the Software,
+ * and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ * *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial
+ * portions of the Software.
+ * *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NON-INFRINGEMENT. IN NO EVENT SHALL XGI AND/OR
+ * ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ ***************************************************************************/
+
+#ifndef _XGI_LINUX_H_
+#define _XGI_LINUX_H_
+
+#include <linux/config.h>
+
+#ifndef LINUX_VERSION_CODE
+#include <linux/version.h>
+#endif
+
+#ifndef KERNEL_VERSION /* pre-2.1.90 didn't have it */
+#define KERNEL_VERSION(a,b,c) (((a) << 16) + ((b) << 8) + (c))
+#endif
+
+#if LINUX_VERSION_CODE < KERNEL_VERSION(2, 4, 0)
+# error "This driver does not support pre-2.4 kernels!"
+#elif LINUX_VERSION_CODE < KERNEL_VERSION(2, 5, 0)
+#define KERNEL_2_4
+#elif LINUX_VERSION_CODE < KERNEL_VERSION(2, 6, 0)
+# error "This driver does not support 2.5 kernels!"
+#elif LINUX_VERSION_CODE < KERNEL_VERSION(2, 7, 0)
+#define KERNEL_2_6
+#else
+# error "This driver does not support development kernels!"
+#endif
+
+#if defined (CONFIG_SMP) && !defined (__SMP__)
+#define __SMP__
+#endif
+
+#if defined (CONFIG_MODVERSIONS) && !defined (MODVERSIONS)
+#define MODVERSIONS
+#endif
+
+#if defined (MODVERSIONS) && !defined (KERNEL_2_6)
+#include <linux/modversions.h>
+#endif
+
+#include <linux/kernel.h> /* printk */
+#include <linux/module.h>
+
+#include <linux/init.h> /* module_init, module_exit */
+#include <linux/types.h> /* pic_t, size_t, __u32, etc */
+#include <linux/errno.h> /* error codes */
+#include <linux/list.h> /* circular linked list */
+#include <linux/stddef.h> /* NULL, offsetof */
+#include <linux/wait.h> /* wait queues */
+
+#include <linux/slab.h> /* kmalloc, kfree, etc */
+#include <linux/vmalloc.h> /* vmalloc, vfree, etc */
+
+#include <linux/poll.h> /* poll_wait */
+#include <linux/delay.h> /* mdelay, udelay */
+#include <asm/msr.h> /* rdtsc rdtscl */
+
+#include <linux/sched.h> /* suser(), capable() replacement
+ for_each_task, for_each_process */
+#ifdef for_each_process
+#define XGI_SCAN_PROCESS(p) for_each_process(p)
+#else
+#define XGI_SCAN_PROCESS(p) for_each_task(p)
+#endif
+
+#ifdef KERNEL_2_6
+#include <linux/moduleparam.h> /* module_param() */
+#include <linux/smp_lock.h> /* kernel_locked */
+#include <asm/tlbflush.h> /* flush_tlb(), flush_tlb_all() */
+#include <asm/kmap_types.h> /* page table entry lookup */
+#endif
+
+#include <linux/pci.h> /* pci_find_class, etc */
+#include <linux/interrupt.h> /* tasklets, interrupt helpers */
+#include <linux/timer.h>
+
+#include <asm/system.h> /* cli, sli, save_flags */
+#include <asm/io.h> /* ioremap, virt_to_phys */
+#include <asm/uaccess.h> /* access_ok */
+#include <asm/page.h> /* PAGE_OFFSET */
+#include <asm/pgtable.h> /* pte bit definitions */
+
+#include <linux/spinlock.h>
+#include <asm/semaphore.h>
+#include <linux/highmem.h>
+
+#ifdef CONFIG_PROC_FS
+#include <linux/proc_fs.h>
+#endif
+
+#ifdef CONFIG_DEVFS_FS
+#include <linux/devfs_fs_kernel.h>
+#endif
+
+#ifdef CONFIG_KMOD
+#include <linux/kmod.h>
+#endif
+
+#ifdef CONFIG_PM
+#include <linux/pm.h>
+#endif
+
+#ifdef CONFIG_MTRR
+#include <asm/mtrr.h>
+#endif
+
+#ifdef CONFIG_KDB
+#include <linux/kdb.h>
+#include <asm/kdb.h>
+#endif
+
+#if defined (CONFIG_AGP) || defined (CONFIG_AGP_MODULE)
+#define AGPGART
+#include <linux/agp_backend.h>
+#include <linux/agpgart.h>
+#endif
+
+#ifndef MAX_ORDER
+#ifdef KERNEL_2_4
+#define MAX_ORDER 10
+#endif
+#ifdef KERNEL_2_6
+#define MAX_ORDER 11
+#endif
+#endif
+
+#ifndef module_init
+#define module_init(x) int init_module(void) { return x(); }
+#define module_exit(x) void cleanup_module(void) { x(); }
+#endif
+
+#ifndef minor
+#define minor(x) MINOR(x)
+#endif
+
+#ifndef IRQ_HANDLED
+typedef void irqreturn_t;
+#define IRQ_NONE
+#define IRQ_HANDLED
+#define IRQ_RETVAL(x)
+#endif
+
+#if !defined (list_for_each)
+#define list_for_each(pos, head) \
+ for (pos = (head)->next, prefetch(pos->next); pos != (head); \
+ pos = pos->next, prefetch(pos->next))
+#endif
+
+#ifdef KERNEL_2_4
+#define XGI_PCI_FOR_EACH_DEV(dev) pci_for_each_dev(dev)
+#endif
+#ifdef KERNEL_2_6
+extern struct list_head pci_devices; /* list of all devices */
+#define XGI_PCI_FOR_EACH_DEV(dev) \
+ for(dev = pci_dev_g(pci_devices.next); dev != pci_dev_g(&pci_devices); dev = pci_dev_g(dev->global_list.next))
+#endif
+
+/*
+ * the following macro causes problems when used in the same module
+ * as module_param(); undef it so we don't accidentally mix the two
+ */
+#if defined (KERNEL_2_6)
+#undef MODULE_PARM
+#endif
+
+#ifdef EXPORT_NO_SYMBOLS
+EXPORT_NO_SYMBOLS;
+#endif
+
+#if defined (KERNEL_2_4)
+#define XGI_IS_SUSER() suser()
+#define XGI_PCI_DEVICE_NAME(dev) ((dev)->name)
+#define XGI_NUM_CPUS() smp_num_cpus
+#define XGI_CLI() __cli()
+#define XGI_SAVE_FLAGS(eflags) __save_flags(eflags)
+#define XGI_RESTORE_FLAGS(eflags) __restore_flags(eflags)
+#define XGI_MAY_SLEEP() (!in_interrupt())
+#define XGI_MODULE_PARAMETER(x) MODULE_PARM(x, "i")
+#endif
+
+#if defined (KERNEL_2_6)
+#define XGI_IS_SUSER() capable(CAP_SYS_ADMIN)
+#define XGI_PCI_DEVICE_NAME(dev) ((dev)->pretty_name)
+#define XGI_NUM_CPUS() num_online_cpus()
+#define XGI_CLI() local_irq_disable()
+#define XGI_SAVE_FLAGS(eflags) local_save_flags(eflags)
+#define XGI_RESTORE_FLAGS(eflags) local_irq_restore(eflags)
+#define XGI_MAY_SLEEP() (!in_interrupt() && !in_atomic())
+#define XGI_MODULE_PARAMETER(x) module_param(x, int, 0)
+#endif
+
+/* Earlier 2.4.x kernels don't have pci_disable_device() */
+#ifdef XGI_PCI_DISABLE_DEVICE_PRESENT
+#define XGI_PCI_DISABLE_DEVICE(dev) pci_disable_device(dev)
+#else
+#define XGI_PCI_DISABLE_DEVICE(dev)
+#endif
+
+/* common defines */
+#define GET_MODULE_SYMBOL(mod,sym) (const void *) inter_module_get(sym)
+#define PUT_MODULE_SYMBOL(sym) inter_module_put((char *) sym)
+
+#define XGI_GET_PAGE_STRUCT(phys_page) virt_to_page(__va(phys_page))
+#define XGI_VMA_OFFSET(vma) (((vma)->vm_pgoff) << PAGE_SHIFT)
+#define XGI_VMA_PRIVATE(vma) ((vma)->vm_private_data)
+
+#define XGI_DEVICE_NUMBER(x) minor((x)->i_rdev)
+#define XGI_IS_CONTROL_DEVICE(x) (minor((x)->i_rdev) == 255)
+
+#define XGI_PCI_RESOURCE_START(dev, bar) ((dev)->resource[bar].start)
+#define XGI_PCI_RESOURCE_SIZE(dev, bar) ((dev)->resource[bar].end - (dev)->resource[bar].start + 1)
+
+#define XGI_PCI_BUS_NUMBER(dev) (dev)->bus->number
+#define XGI_PCI_SLOT_NUMBER(dev) PCI_SLOT((dev)->devfn)
+
+#ifdef XGI_PCI_GET_CLASS_PRESENT
+#define XGI_PCI_DEV_PUT(dev) pci_dev_put(dev)
+#define XGI_PCI_GET_DEVICE(vendor,device,from) pci_get_device(vendor,device,from)
+#define XGI_PCI_GET_SLOT(bus,devfn) pci_get_slot(pci_find_bus(0,bus),devfn)
+#define XGI_PCI_GET_CLASS(class,from) pci_get_class(class,from)
+#else
+#define XGI_PCI_DEV_PUT(dev)
+#define XGI_PCI_GET_DEVICE(vendor,device,from) pci_find_device(vendor,device,from)
+#define XGI_PCI_GET_SLOT(bus,devfn) pci_find_slot(bus,devfn)
+#define XGI_PCI_GET_CLASS(class,from) pci_find_class(class,from)
+#endif
+
+/*
+ * acpi support has been back-ported to the 2.4 kernel, but the 2.4 driver
+ * model is not sufficient for full acpi support. it may work in some cases,
+ * but not enough for us to officially support this configuration.
+ */
+#if defined(CONFIG_ACPI) && defined(KERNEL_2_6)
+#define XGI_PM_SUPPORT_ACPI
+#endif
+
+#if defined(CONFIG_APM) || defined(CONFIG_APM_MODULE)
+#define XGI_PM_SUPPORT_APM
+#endif
+
+#if defined(CONFIG_DEVFS_FS)
+#if defined(KERNEL_2_6)
+typedef void *devfs_handle_t;
+#define XGI_DEVFS_REGISTER(_name, _minor) \
+ ({ \
+ devfs_handle_t __handle = NULL; \
+ if (devfs_mk_cdev(MKDEV(XGI_DEV_MAJOR, _minor), \
+ S_IFCHR | S_IRUGO | S_IWUGO, _name) == 0) \
+ { \
+ __handle = (void *) 1; /* XXX Fix me! (boolean) */ \
+ } \
+ __handle; \
+ })
+/*
+#define XGI_DEVFS_REMOVE_DEVICE(i) devfs_remove("xgi%d", i)
+*/
+#define XGI_DEVFS_REMOVE_CONTROL() devfs_remove("xgi_ctl")
+#define XGI_DEVFS_REMOVE_DEVICE(i) devfs_remove("xgi")
+#else // defined(KERNEL_2_4)
+#define XGI_DEVFS_REGISTER(_name, _minor) \
+ ({ \
+ devfs_handle_t __handle = devfs_register(NULL, _name, DEVFS_FL_AUTO_DEVNUM, \
+ XGI_DEV_MAJOR, _minor, \
+ S_IFCHR | S_IRUGO | S_IWUGO, &xgi_fops, NULL); \
+ __handle; \
+ })
+
+#define XGI_DEVFS_REMOVE_DEVICE(i) \
+ ({ \
+ if (xgi_devfs_handles[i] != NULL) \
+ { \
+ devfs_unregister(xgi_devfs_handles[i]); \
+ } \
+ })
+#define XGI_DEVFS_REMOVE_CONTROL() \
+ ({ \
+ if (xgi_devfs_handles[0] != NULL) \
+ { \
+ devfs_unregister(xgi_devfs_handles[0]); \
+ } \
+ })
+#endif /* defined(KERNEL_2_4) */
+#endif /* defined(CONFIG_DEVFS_FS) */
+
+#if defined(CONFIG_DEVFS_FS) && !defined(KERNEL_2_6)
+#define XGI_REGISTER_CHRDEV(x...) devfs_register_chrdev(x)
+#define XGI_UNREGISTER_CHRDEV(x...) devfs_unregister_chrdev(x)
+#else
+#define XGI_REGISTER_CHRDEV(x...) register_chrdev(x)
+#define XGI_UNREGISTER_CHRDEV(x...) unregister_chrdev(x)
+#endif
+
+#if defined(XGI_REMAP_PFN_RANGE_PRESENT)
+#define XGI_REMAP_PAGE_RANGE(from, offset, x...) \
+ remap_pfn_range(vma, from, ((offset) >> PAGE_SHIFT), x)
+#elif defined(XGI_REMAP_PAGE_RANGE_5)
+#define XGI_REMAP_PAGE_RANGE(x...) remap_page_range(vma, x)
+#elif defined(XGI_REMAP_PAGE_RANGE_4)
+#define XGI_REMAP_PAGE_RANGE(x...) remap_page_range(x)
+#else
+#warning "xgi_configure.sh failed, assuming remap_page_range(5)!"
+#define XGI_REMAP_PAGE_RANGE(x...) remap_page_range(vma, x)
+#endif
+
+#if defined(pmd_offset_map)
+#define XGI_PMD_OFFSET(addres, pg_dir, pg_mid_dir) \
+ { \
+ pg_mid_dir = pmd_offset_map(pg_dir, address); \
+ }
+#define XGI_PMD_UNMAP(pg_mid_dir) \
+ { \
+ pmd_unmap(pg_mid_dir); \
+ }
+#else
+#define XGI_PMD_OFFSET(addres, pg_dir, pg_mid_dir) \
+ { \
+ pg_mid_dir = pmd_offset(pg_dir, address); \
+ }
+#define XGI_PMD_UNMAP(pg_mid_dir)
+#endif
+
+#define XGI_PMD_PRESENT(pg_mid_dir) \
+ ({ \
+ if ((pg_mid_dir) && (pmd_none(*pg_mid_dir))) \
+ { \
+ XGI_PMD_UNMAP(pg_mid_dir); \
+ pg_mid_dir = NULL; \
+ } \
+ pg_mid_dir != NULL; \
+ })
+
+#if defined(pte_offset_atomic)
+#define XGI_PTE_OFFSET(addres, pg_mid_dir, pte) \
+ { \
+ pte = pte_offset_atomic(pg_mid_dir, address); \
+ XGI_PMD_UNMAP(pg_mid_dir); \
+ }
+#define XGI_PTE_UNMAP(pte) \
+ { \
+ pte_kunmap(pte); \
+ }
+#elif defined(pte_offset)
+#define XGI_PTE_OFFSET(addres, pg_mid_dir, pte) \
+ { \
+ pte = pte_offset(pg_mid_dir, address); \
+ XGI_PMD_UNMAP(pg_mid_dir); \
+ }
+#define XGI_PTE_UNMAP(pte)
+#else
+#define XGI_PTE_OFFSET(addres, pg_mid_dir, pte) \
+ { \
+ pte = pte_offset_map(pg_mid_dir, address); \
+ XGI_PMD_UNMAP(pg_mid_dir); \
+ }
+#define XGI_PTE_UNMAP(pte) \
+ { \
+ pte_unmap(pte); \
+ }
+#endif
+
+#define XGI_PTE_PRESENT(pte) \
+ ({ \
+ if (pte) \
+ { \
+ if (!pte_present(*pte)) \
+ { \
+ XGI_PTE_UNMAP(pte); pte = NULL; \
+ } \
+ } \
+ pte != NULL; \
+ })
+
+#define XGI_PTE_VALUE(pte) \
+ ({ \
+ unsigned long __pte_value = pte_val(*pte); \
+ XGI_PTE_UNMAP(pte); \
+ __pte_value; \
+ })
+
+#define XGI_PAGE_ALIGN(addr) (((addr) + PAGE_SIZE - 1) / PAGE_SIZE)
+#define XGI_MASK_OFFSET(addr) ((addr) & (PAGE_SIZE - 1))
+
+#if !defined (pgprot_noncached)
+static inline pgprot_t pgprot_noncached(pgprot_t old_prot)
+{
+ pgprot_t new_prot = old_prot;
+ if (boot_cpu_data.x86 > 3)
+ new_prot = __pgprot(pgprot_val(old_prot) | _PAGE_PCD);
+ return new_prot;
+}
+#endif
+
+#if defined(XGI_BUILD_XGI_PAT_SUPPORT) && !defined (pgprot_writecombined)
+/* Added define for write combining page, only valid if pat enabled. */
+#define _PAGE_WRTCOMB _PAGE_PWT
+#define __PAGE_KERNEL_WRTCOMB \
+ (_PAGE_PRESENT | _PAGE_RW | _PAGE_DIRTY | _PAGE_WRTCOMB | _PAGE_ACCESSED)
+#define PAGE_KERNEL_WRTCOMB MAKE_GLOBAL(__PAGE_KERNEL_WRTCOMB)
+
+static inline pgprot_t pgprot_writecombined(pgprot_t old_prot)
+{
+ pgprot_t new_prot = old_prot;
+ if (boot_cpu_data.x86 > 3) {
+ pgprot_val(old_prot) &= ~(_PAGE_PCD | _PAGE_PWT);
+ new_prot = __pgprot(pgprot_val(old_prot) | _PAGE_WRTCOMB);
+ }
+ return new_prot;
+}
+#endif
+
+#if !defined(page_to_pfn)
+#define page_to_pfn(page) ((page) - mem_map)
+#endif
+
+#define XGI_VMALLOC(ptr, size) \
+ { \
+ (ptr) = vmalloc_32(size); \
+ }
+
+#define XGI_VFREE(ptr, size) \
+ { \
+ vfree((void *) (ptr)); \
+ }
+
+#define XGI_IOREMAP(ptr, physaddr, size) \
+ { \
+ (ptr) = ioremap(physaddr, size); \
+ }
+
+#define XGI_IOREMAP_NOCACHE(ptr, physaddr, size) \
+ { \
+ (ptr) = ioremap_nocache(physaddr, size); \
+ }
+
+#define XGI_IOUNMAP(ptr, size) \
+ { \
+ iounmap(ptr); \
+ }
+
+/*
+ * only use this because GFP_KERNEL may sleep..
+ * GFP_ATOMIC is ok, it won't sleep
+ */
+#define XGI_KMALLOC(ptr, size) \
+ { \
+ (ptr) = kmalloc(size, GFP_KERNEL); \
+ }
+
+#define XGI_KMALLOC_ATOMIC(ptr, size) \
+ { \
+ (ptr) = kmalloc(size, GFP_ATOMIC); \
+ }
+
+#define XGI_KFREE(ptr, size) \
+ { \
+ kfree((void *) (ptr)); \
+ }
+
+#define XGI_GET_FREE_PAGES(ptr, order) \
+ { \
+ (ptr) = __get_free_pages(GFP_KERNEL, order); \
+ }
+
+#define XGI_FREE_PAGES(ptr, order) \
+ { \
+ free_pages(ptr, order); \
+ }
+
+typedef struct xgi_pte_s {
+ unsigned long phys_addr;
+ unsigned long virt_addr;
+} xgi_pte_t;
+
+/*
+ * AMD Athlon processors expose a subtle bug in the Linux
+ * kernel, that may lead to AGP memory corruption. Recent
+ * kernel versions had a workaround for this problem, but
+ * 2.4.20 is the first kernel to address it properly. The
+ * page_attr API provides the means to solve the problem.
+ */
+#if defined(XGI_CHANGE_PAGE_ATTR_PRESENT)
+static inline void XGI_SET_PAGE_ATTRIB_UNCACHED(xgi_pte_t * page_ptr)
+{
+ struct page *page = virt_to_page(__va(page_ptr->phys_addr));
+ change_page_attr(page, 1, PAGE_KERNEL_NOCACHE);
+}
+static inline void XGI_SET_PAGE_ATTRIB_CACHED(xgi_pte_t * page_ptr)
+{
+ struct page *page = virt_to_page(__va(page_ptr->phys_addr));
+ change_page_attr(page, 1, PAGE_KERNEL);
+}
+#else
+#define XGI_SET_PAGE_ATTRIB_UNCACHED(page_list)
+#define XGI_SET_PAGE_ATTRIB_CACHED(page_list)
+#endif
+
+#ifdef KERNEL_2_4
+#define XGI_INC_PAGE_COUNT(page) atomic_inc(&(page)->count)
+#define XGI_DEC_PAGE_COUNT(page) atomic_dec(&(page)->count)
+#define XGI_PAGE_COUNT(page) atomic_read(&(page)->count)
+#define XGI_SET_PAGE_COUNT(page,v) atomic_set(&(page)->count, v)
+
+#define XGILockPage(page) set_bit(PG_locked, &(page)->flags)
+#define XGIUnlockPage(page) clear_bit(PG_locked, &(page)->flags)
+#endif
+
+#ifdef KERNEL_2_6
+/* add for SUSE 9, Jill*/
+#if LINUX_VERSION_CODE <= KERNEL_VERSION(2, 6, 4)
+#define XGI_INC_PAGE_COUNT(page) atomic_inc(&(page)->count)
+#define XGI_DEC_PAGE_COUNT(page) atomic_dec(&(page)->count)
+#define XGI_PAGE_COUNT(page) atomic_read(&(page)->count)
+#define XGI_SET_PAGE_COUNT(page,v) atomic_set(&(page)->count, v)
+#else
+#define XGI_INC_PAGE_COUNT(page) atomic_inc(&(page)->_count)
+#define XGI_DEC_PAGE_COUNT(page) atomic_dec(&(page)->_count)
+#define XGI_PAGE_COUNT(page) atomic_read(&(page)->_count)
+#define XGI_SET_PAGE_COUNT(page,v) atomic_set(&(page)->_count, v)
+#endif
+#define XGILockPage(page) SetPageLocked(page)
+#define XGIUnlockPage(page) ClearPageLocked(page)
+#endif
+
+/*
+ * hide a pointer to struct xgi_info_t in a file-private info
+ */
+
+typedef struct {
+ void *info;
+ U32 num_events;
+ spinlock_t fp_lock;
+ wait_queue_head_t wait_queue;
+} xgi_file_private_t;
+
+#define FILE_PRIVATE(filp) ((filp)->private_data)
+
+#define XGI_GET_FP(filp) ((xgi_file_private_t *) FILE_PRIVATE(filp))
+
+/* for the card devices */
+#define XGI_INFO_FROM_FP(filp) (XGI_GET_FP(filp)->info)
+
+#ifdef KERNEL_2_0
+#define INODE_FROM_FP(filp) ((filp)->f_inode)
+#else
+#define INODE_FROM_FP(filp) ((filp)->f_dentry->d_inode)
+#endif
+
+#define XGI_ATOMIC_SET(data,val) atomic_set(&(data), (val))
+#define XGI_ATOMIC_INC(data) atomic_inc(&(data))
+#define XGI_ATOMIC_DEC(data) atomic_dec(&(data))
+#define XGI_ATOMIC_DEC_AND_TEST(data) atomic_dec_and_test(&(data))
+#define XGI_ATOMIC_READ(data) atomic_read(&(data))
+
+/*
+ * lock-related functions that should only be called from this file
+ */
+#define xgi_init_lock(lock) spin_lock_init(&lock)
+#define xgi_lock(lock) spin_lock(&lock)
+#define xgi_unlock(lock) spin_unlock(&lock)
+#define xgi_down(lock) down(&lock)
+#define xgi_up(lock) up(&lock)
+
+#define xgi_lock_irqsave(lock,flags) spin_lock_irqsave(&lock,flags)
+#define xgi_unlock_irqsave(lock,flags) spin_unlock_irqrestore(&lock,flags)
+
+#endif
diff --git a/linux-core/xgi_misc.c b/linux-core/xgi_misc.c
index b15c7ecf..61e40594 100644
--- a/linux-core/xgi_misc.c
+++ b/linux-core/xgi_misc.c
@@ -1,657 +1,630 @@
-
-/****************************************************************************
- * Copyright (C) 2003-2006 by XGI Technology, Taiwan.
- * *
- * All Rights Reserved. *
- * *
- * Permission is hereby granted, free of charge, to any person obtaining
- * a copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation on the rights to use, copy, modify, merge,
- * publish, distribute, sublicense, and/or sell copies of the Software,
- * and to permit persons to whom the Software is furnished to do so,
- * subject to the following conditions:
- * *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial
- * portions of the Software.
- * *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- * NON-INFRINGEMENT. IN NO EVENT SHALL XGI AND/OR
- * ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
- * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
- * DEALINGS IN THE SOFTWARE.
- ***************************************************************************/
-
-#include "xgi_types.h"
-#include "xgi_linux.h"
-#include "xgi_drv.h"
-#include "xgi_regs.h"
-#include "xgi_pcie.h"
-
-void xgi_get_device_info(xgi_info_t *info, xgi_chip_info_t *req)
-{
- req->device_id = info->device_id;
- req->device_name[0] = 'x';
- req->device_name[1] = 'g';
- req->device_name[2] = '4';
- req->device_name[3] = '7';
- req->vendor_id = info->vendor_id;
- req->curr_display_mode = 0;
- req->fb_size = info->fb.size;
- req->sarea_bus_addr = info->sarea_info.bus_addr;
- req->sarea_size = info->sarea_info.size;
-}
-
-void xgi_get_mmio_info(xgi_info_t *info, xgi_mmio_info_t *req)
-{
- req->mmioBase = (void *)info->mmio.base;
- req->size = info->mmio.size;
-}
-
-void xgi_put_screen_info(xgi_info_t *info, xgi_screen_info_t *req)
-{
- info->scrn_info.scrn_start = req->scrn_start;
- info->scrn_info.scrn_xres = req->scrn_xres;
- info->scrn_info.scrn_yres = req->scrn_yres;
- info->scrn_info.scrn_bpp = req->scrn_bpp;
- info->scrn_info.scrn_pitch = req->scrn_pitch;
-
- XGI_INFO("info->scrn_info.scrn_start: 0x%lx"
- "info->scrn_info.scrn_xres: 0x%lx"
- "info->scrn_info.scrn_yres: 0x%lx"
- "info->scrn_info.scrn_bpp: 0x%lx"
- "info->scrn_info.scrn_pitch: 0x%lx\n",
- info->scrn_info.scrn_start,
- info->scrn_info.scrn_xres,
- info->scrn_info.scrn_yres,
- info->scrn_info.scrn_bpp,
- info->scrn_info.scrn_pitch);
-}
-
-void xgi_get_screen_info(xgi_info_t *info, xgi_screen_info_t *req)
-{
- req->scrn_start = info->scrn_info.scrn_start;
- req->scrn_xres = info->scrn_info.scrn_xres;
- req->scrn_yres = info->scrn_info.scrn_yres;
- req->scrn_bpp = info->scrn_info.scrn_bpp;
- req->scrn_pitch = info->scrn_info.scrn_pitch;
-
- XGI_INFO("req->scrn_start: 0x%lx"
- "req->scrn_xres: 0x%lx"
- "req->scrn_yres: 0x%lx"
- "req->scrn_bpp: 0x%lx"
- "req->scrn_pitch: 0x%lx\n",
- req->scrn_start,
- req->scrn_xres,
- req->scrn_yres,
- req->scrn_bpp,
- req->scrn_pitch);
-}
-
-void xgi_ge_reset(xgi_info_t *info)
-{
- xgi_disable_ge(info);
- xgi_enable_ge(info);
-}
-
-void xgi_sarea_info(xgi_info_t *info, xgi_sarea_info_t *req)
-{
- info->sarea_info.bus_addr = req->bus_addr;
- info->sarea_info.size = req->size;
- XGI_INFO("info->sarea_info.bus_addr: 0x%lx"
- "info->sarea_info.size: 0x%lx\n",
- info->sarea_info.bus_addr,
- info->sarea_info.size);
-}
-
-/*
- * irq functions
- */
-#define STALL_INTERRUPT_RESET_THRESHOLD 0xffff
-
-static U32 s_invalid_begin = 0;
-
-BOOL xgi_ge_irq_handler(xgi_info_t *info)
-{
- volatile U8 *mmio_vbase = info->mmio.vbase;
- volatile U32 *ge_3d_status = (volatile U32 *)(mmio_vbase + 0x2800);
- U32 int_status = ge_3d_status[4]; // interrupt status
- U32 auto_reset_count = 0;
- BOOL is_support_auto_reset = FALSE;
-
- // Check GE on/off
- if (0 == (0xffffc0f0 & int_status))
- {
- U32 old_ge_status = ge_3d_status[0x00];
- U32 old_pcie_cmd_fetch_Addr = ge_3d_status[0x0a];
- if (0 != (0x1000 & int_status))
- {
- // We got GE stall interrupt.
- ge_3d_status[0x04] = int_status | 0x04000000;
-
- if (TRUE == is_support_auto_reset)
- {
- BOOL is_wrong_signal = FALSE;
- static U32 last_int_tick_low, last_int_tick_high;
- static U32 new_int_tick_low, new_int_tick_high;
- static U32 continoue_int_count = 0;
- // OE II is busy.
- while (old_ge_status & 0x001c0000)
- {
- U16 check;
- // Check Read back status
- *(mmio_vbase + 0x235c) = 0x80;
- check = *((volatile U16*)(mmio_vbase + 0x2360));
- if ((check & 0x3f) != ((check & 0x3f00) >> 8))
- {
- is_wrong_signal = TRUE;
- break;
- }
- // Check RO channel
- *(mmio_vbase + 0x235c) = 0x83;
- check = *((volatile U16*)(mmio_vbase + 0x2360));
- if ((check & 0x0f) != ((check & 0xf0) >> 4))
- {
- is_wrong_signal = TRUE;
- break;
- }
- // Check RW channel
- *(mmio_vbase + 0x235c) = 0x88;
- check = *((volatile U16*)(mmio_vbase + 0x2360));
- if ((check & 0x0f) != ((check & 0xf0) >> 4))
- {
- is_wrong_signal = TRUE;
- break;
- }
- // Check RO channel outstanding
- *(mmio_vbase + 0x235c) = 0x8f;
- check = *((volatile U16*)(mmio_vbase + 0x2360));
- if (0 != (check & 0x3ff))
- {
- is_wrong_signal = TRUE;
- break;
- }
- // Check RW channel outstanding
- *(mmio_vbase + 0x235c) = 0x90;
- check = *((volatile U16*)(mmio_vbase + 0x2360));
- if (0 != (check & 0x3ff))
- {
- is_wrong_signal = TRUE;
- break;
- }
- // No pending PCIE request. GE stall.
- break;
- }
-
- if (is_wrong_signal)
- {
- // Nothing but skip.
- }
- else if (0 == continoue_int_count++)
- {
- rdtsc(last_int_tick_low, last_int_tick_high);
- }
- else
- {
- rdtscl(new_int_tick_low);
- if ((new_int_tick_low - last_int_tick_low) > STALL_INTERRUPT_RESET_THRESHOLD)
- {
- continoue_int_count = 0;
- }
- else if (continoue_int_count >= 3)
- {
- continoue_int_count = 0;
-
- // GE Hung up, need reset.
- XGI_INFO("Reset GE!\n");
-
- *(mmio_vbase + 0xb057) = 8;
- int time_out = 0xffff;
- while (0 != (ge_3d_status[0x00] & 0xf0000000))
- {
- while (0 != ((--time_out) & 0xfff));
- if (0 == time_out)
- {
- XGI_INFO("Can not reset back 0x%lx!\n", ge_3d_status[0x00]);
- *(mmio_vbase + 0xb057) = 0;
- // Have to use 3x5.36 to reset.
- // Save and close dynamic gating
- U8 old_3ce = *(mmio_vbase + 0x3ce);
- *(mmio_vbase + 0x3ce) = 0x2a;
- U8 old_3cf = *(mmio_vbase + 0x3cf);
- *(mmio_vbase + 0x3cf) = old_3cf & 0xfe;
- // Reset GE
- U8 old_index = *(mmio_vbase + 0x3d4);
- *(mmio_vbase + 0x3d4) = 0x36;
- U8 old_36 = *(mmio_vbase + 0x3d5);
- *(mmio_vbase + 0x3d5) = old_36 | 0x10;
- while (0 != ((--time_out) & 0xfff));
- *(mmio_vbase + 0x3d5) = old_36;
- *(mmio_vbase + 0x3d4) = old_index;
- // Restore dynamic gating
- *(mmio_vbase + 0x3cf) = old_3cf;
- *(mmio_vbase + 0x3ce) = old_3ce;
- break;
- }
- }
- *(mmio_vbase + 0xb057) = 0;
-
- // Increase Reset counter
- auto_reset_count++;
- }
- }
- }
- return TRUE;
- }
- else if (0 != (0x1 & int_status))
- {
- s_invalid_begin++;
- ge_3d_status[0x04] = (int_status & ~0x01) | 0x04000000;
- return TRUE;
- }
- }
- return FALSE;
-}
-
-BOOL xgi_crt_irq_handler(xgi_info_t *info)
-{
- BOOL ret = FALSE;
- U8 *mmio_vbase = info->mmio.vbase;
- U32 device_status = 0;
- U32 hw_status = 0;
- U8 save_3ce = bReadReg(0x3ce);
-
-
- if (bIn3cf(0x37) & 0x01) // CRT1 interrupt just happened
- {
- U8 op3cf_3d;
- U8 op3cf_37;
-
- // What happened?
- op3cf_37 = bIn3cf(0x37);
-
-#if 0
- if (op3cf_37 & 0x04)
- device_status |= GDEVST_CONNECT;
- else
- device_status &= ~GDEVST_CONNECT;
-
- device_status |= GDEVST_DEVICE_CHANGED;
- hw_status |= HWST_DEVICE_CHANGED;
-#endif
- // Clear CRT interrupt
- op3cf_3d = bIn3cf(0x3d);
- bOut3cf(0x3d, (op3cf_3d | 0x04));
- bOut3cf(0x3d, (op3cf_3d & ~0x04));
- ret = TRUE;
- }
- bWriteReg(0x3ce, save_3ce);
-
- return (ret);
-}
-
-BOOL xgi_dvi_irq_handler(xgi_info_t *info)
-{
- BOOL ret = FALSE;
- U8 *mmio_vbase = info->mmio.vbase;
- U32 device_status = 0;
- U32 hw_status = 0;
- U8 save_3ce = bReadReg(0x3ce);
-
- if (bIn3cf(0x38) & 0x20) // DVI interrupt just happened
- {
- U8 op3cf_39;
- U8 op3cf_37;
- U8 op3x5_5a;
- U8 save_3x4 = bReadReg(0x3d4);;
-
- // What happened?
- op3cf_37 = bIn3cf(0x37);
-#if 0
- //Also update our internal flag
- if (op3cf_37 & 0x10) // Second Monitor plugged In
- {
- device_status |= GDEVST_CONNECT;
- //Because currenly we cannot determine if DVI digital
- //or DVI analog is connected according to DVI interrupt
- //We should still call BIOS to check it when utility ask us
- device_status &= ~GDEVST_CHECKED;
- }
- else
- {
- device_status &= ~GDEVST_CONNECT;
- }
-#endif
- //Notify BIOS that DVI plug/unplug happened
- op3x5_5a = bIn3x5(0x5a);
- bOut3x5(0x5a, op3x5_5a & 0xf7);
-
- bWriteReg(0x3d4, save_3x4);
-
- //device_status |= GDEVST_DEVICE_CHANGED;
- //hw_status |= HWST_DEVICE_CHANGED;
-
- // Clear DVI interrupt
- op3cf_39 = bIn3cf(0x39);
- bOut3c5(0x39, (op3cf_39 & ~0x01)); //Set 3cf.39 bit 0 to 0
- bOut3c5(0x39, (op3cf_39 | 0x01 )); //Set 3cf.39 bit 0 to 1
-
- ret = TRUE;
- }
- bWriteReg(0x3ce, save_3ce);
-
- return (ret);
-}
-
-void xgi_dump_register(xgi_info_t *info)
-{
- int i, j;
- unsigned char temp;
-
- // 0x3C5
- printk("\r\n=====xgi_dump_register========0x%x===============\r\n", 0x3C5);
-
- for(i=0; i<0x10; i++)
- {
- if(i == 0)
- {
- printk("%5x", i);
- }
- else
- {
- printk("%3x", i);
- }
- }
- printk("\r\n");
-
- for(i=0; i<0x10; i++)
- {
- printk("%1x ", i);
-
- for(j=0; j<0x10; j++)
- {
- temp = bIn3c5(i*0x10 + j);
- printk("%3x", temp);
- }
- printk("\r\n");
- }
-
- // 0x3D5
- printk("\r\n====xgi_dump_register=========0x%x===============\r\n", 0x3D5);
- for(i=0; i<0x10; i++)
- {
- if(i == 0)
- {
- printk("%5x", i);
- }
- else
- {
- printk("%3x", i);
- }
- }
- printk("\r\n");
-
- for(i=0; i<0x10; i++)
- {
- printk("%1x ", i);
-
- for(j=0; j<0x10; j++)
- {
- temp = bIn3x5(i*0x10 + j);
- printk("%3x", temp);
- }
- printk("\r\n");
- }
-
- // 0x3CF
- printk("\r\n=========xgi_dump_register====0x%x===============\r\n", 0x3CF);
- for(i=0; i<0x10; i++)
- {
- if(i == 0)
- {
- printk("%5x", i);
- }
- else
- {
- printk("%3x", i);
- }
- }
- printk("\r\n");
-
- for(i=0; i<0x10; i++)
- {
- printk("%1x ", i);
-
- for(j=0; j<0x10; j++)
- {
- temp = bIn3cf(i*0x10 + j);
- printk("%3x", temp);
- }
- printk("\r\n");
- }
-
- printk("\r\n=====xgi_dump_register======0x%x===============\r\n", 0xB000);
- for(i=0; i<0x10; i++)
- {
- if(i == 0)
- {
- printk("%5x", i);
- }
- else
- {
- printk("%3x", i);
- }
- }
- printk("\r\n");
-
- for(i=0; i<0x5; i++)
- {
- printk("%1x ", i);
-
- for(j=0; j<0x10; j++)
- {
- temp = bReadReg(0xB000 + i*0x10 + j);
- printk("%3x", temp);
- }
- printk("\r\n");
- }
-
- printk("\r\n==================0x%x===============\r\n", 0x2200);
- for(i=0; i<0x10; i++)
- {
- if(i == 0)
- {
- printk("%5x", i);
- }
- else
- {
- printk("%3x", i);
- }
- }
- printk("\r\n");
-
- for(i=0; i<0xB; i++)
- {
- printk("%1x ", i);
-
- for(j=0; j<0x10; j++)
- {
- temp = bReadReg(0x2200 + i*0x10 + j);
- printk("%3x", temp);
- }
- printk("\r\n");
- }
-
- printk("\r\n==================0x%x===============\r\n", 0x2300);
- for(i=0; i<0x10; i++)
- {
- if(i == 0)
- {
- printk("%5x", i);
- }
- else
- {
- printk("%3x", i);
- }
- }
- printk("\r\n");
-
- for(i=0; i<0x7; i++)
- {
- printk("%1x ", i);
-
- for(j=0; j<0x10; j++)
- {
- temp = bReadReg(0x2300 + i*0x10 + j);
- printk("%3x", temp);
- }
- printk("\r\n");
- }
-
- printk("\r\n==================0x%x===============\r\n", 0x2400);
- for(i=0; i<0x10; i++)
- {
- if(i == 0)
- {
- printk("%5x", i);
- }
- else
- {
- printk("%3x", i);
- }
- }
- printk("\r\n");
-
- for(i=0; i<0x10; i++)
- {
- printk("%1x ", i);
-
- for(j=0; j<0x10; j++)
- {
- temp = bReadReg(0x2400 + i*0x10 + j);
- printk("%3x", temp);
- }
- printk("\r\n");
- }
-
- printk("\r\n==================0x%x===============\r\n", 0x2800);
- for(i=0; i<0x10; i++)
- {
- if(i == 0)
- {
- printk("%5x", i);
- }
- else
- {
- printk("%3x", i);
- }
- }
- printk("\r\n");
-
- for(i=0; i<0x10; i++)
- {
- printk("%1x ", i);
-
- for(j=0; j<0x10; j++)
- {
- temp = bReadReg(0x2800 + i*0x10 + j);
- printk("%3x", temp);
- }
- printk("\r\n");
- }
-}
-
-void xgi_restore_registers(xgi_info_t *info)
-{
- bOut3x5(0x13, 0);
- bOut3x5(0x8b, 2);
-}
-
-void xgi_waitfor_pci_idle(xgi_info_t *info)
-{
-#define WHOLD_GE_STATUS 0x2800
-#define IDLE_MASK ~0x90200000
-
- int idleCount = 0;
- while(idleCount < 5)
- {
- if (dwReadReg(WHOLD_GE_STATUS) & IDLE_MASK)
- {
- idleCount = 0;
- }
- else
- {
- idleCount ++;
- }
- }
-}
-
-int xgi_get_cpu_id(struct cpu_info_s *arg)
-{
- int op = arg->_eax;
- __asm__("cpuid"
- : "=a" (arg->_eax),
- "=b" (arg->_ebx),
- "=c" (arg->_ecx),
- "=d" (arg->_edx)
- : "0" (op));
-
- XGI_INFO("opCode = 0x%x, eax = 0x%x, ebx = 0x%x, ecx = 0x%x, edx = 0x%x \n",
- op, arg->_eax, arg->_ebx, arg->_ecx, arg->_edx);
-}
-
-/*memory collect function*/
-extern struct list_head xgi_mempid_list;
-void xgi_mem_collect(xgi_info_t *info, unsigned int *pcnt)
-{
- xgi_mem_pid_t *mempid_block;
- struct list_head *mempid_list;
- struct task_struct *p,*find;
- unsigned int cnt = 0;
-
- mempid_list = xgi_mempid_list.next;
-
- while (mempid_list != &xgi_mempid_list)
- {
- mempid_block = list_entry(mempid_list, struct xgi_mem_pid_s, list);
- mempid_list = mempid_list->next;
-
- find = NULL;
- XGI_SCAN_PROCESS(p)
- {
- if (p->pid == mempid_block->pid)
- {
- XGI_INFO("[!]Find active pid:%ld state:%ld location:%d addr:0x%lx! \n", mempid_block->pid, p->state, mempid_block->location, mempid_block->bus_addr);
- find = p;
- if (mempid_block->bus_addr == 0xFFFFFFFF)
- ++cnt;
- break;
- }
- }
- if (!find)
- {
- if (mempid_block->location == LOCAL)
- {
- XGI_INFO("Memory ProcessID free fb and delete one block pid:%ld addr:0x%lx successfully! \n", mempid_block->pid, mempid_block->bus_addr);
- xgi_fb_free(info, mempid_block->bus_addr);
- }
- else if (mempid_block->bus_addr != 0xFFFFFFFF)
- {
- XGI_INFO("Memory ProcessID free pcie and delete one block pid:%ld addr:0x%lx successfully! \n", mempid_block->pid, mempid_block->bus_addr);
- xgi_pcie_free(info, mempid_block->bus_addr);
- }
- else
- {
- /*only delete the memory block*/
- list_del(&mempid_block->list);
- XGI_INFO("Memory ProcessID delete one pcie block pid:%ld successfully! \n", mempid_block->pid);
- kfree(mempid_block);
- }
- }
- }
- *pcnt = cnt;
-}
+
+/****************************************************************************
+ * Copyright (C) 2003-2006 by XGI Technology, Taiwan.
+ * *
+ * All Rights Reserved. *
+ * *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation on the rights to use, copy, modify, merge,
+ * publish, distribute, sublicense, and/or sell copies of the Software,
+ * and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ * *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial
+ * portions of the Software.
+ * *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NON-INFRINGEMENT. IN NO EVENT SHALL XGI AND/OR
+ * ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ ***************************************************************************/
+
+#include "xgi_types.h"
+#include "xgi_linux.h"
+#include "xgi_drv.h"
+#include "xgi_regs.h"
+#include "xgi_pcie.h"
+
+void xgi_get_device_info(xgi_info_t * info, xgi_chip_info_t * req)
+{
+ req->device_id = info->device_id;
+ req->device_name[0] = 'x';
+ req->device_name[1] = 'g';
+ req->device_name[2] = '4';
+ req->device_name[3] = '7';
+ req->vendor_id = info->vendor_id;
+ req->curr_display_mode = 0;
+ req->fb_size = info->fb.size;
+ req->sarea_bus_addr = info->sarea_info.bus_addr;
+ req->sarea_size = info->sarea_info.size;
+}
+
+void xgi_get_mmio_info(xgi_info_t * info, xgi_mmio_info_t * req)
+{
+ req->mmioBase = (void *)info->mmio.base;
+ req->size = info->mmio.size;
+}
+
+void xgi_put_screen_info(xgi_info_t * info, xgi_screen_info_t * req)
+{
+ info->scrn_info.scrn_start = req->scrn_start;
+ info->scrn_info.scrn_xres = req->scrn_xres;
+ info->scrn_info.scrn_yres = req->scrn_yres;
+ info->scrn_info.scrn_bpp = req->scrn_bpp;
+ info->scrn_info.scrn_pitch = req->scrn_pitch;
+
+ XGI_INFO("info->scrn_info.scrn_start: 0x%lx"
+ "info->scrn_info.scrn_xres: 0x%lx"
+ "info->scrn_info.scrn_yres: 0x%lx"
+ "info->scrn_info.scrn_bpp: 0x%lx"
+ "info->scrn_info.scrn_pitch: 0x%lx\n",
+ info->scrn_info.scrn_start,
+ info->scrn_info.scrn_xres,
+ info->scrn_info.scrn_yres,
+ info->scrn_info.scrn_bpp, info->scrn_info.scrn_pitch);
+}
+
+void xgi_get_screen_info(xgi_info_t * info, xgi_screen_info_t * req)
+{
+ req->scrn_start = info->scrn_info.scrn_start;
+ req->scrn_xres = info->scrn_info.scrn_xres;
+ req->scrn_yres = info->scrn_info.scrn_yres;
+ req->scrn_bpp = info->scrn_info.scrn_bpp;
+ req->scrn_pitch = info->scrn_info.scrn_pitch;
+
+ XGI_INFO("req->scrn_start: 0x%lx"
+ "req->scrn_xres: 0x%lx"
+ "req->scrn_yres: 0x%lx"
+ "req->scrn_bpp: 0x%lx"
+ "req->scrn_pitch: 0x%lx\n",
+ req->scrn_start,
+ req->scrn_xres,
+ req->scrn_yres, req->scrn_bpp, req->scrn_pitch);
+}
+
+void xgi_ge_reset(xgi_info_t * info)
+{
+ xgi_disable_ge(info);
+ xgi_enable_ge(info);
+}
+
+void xgi_sarea_info(xgi_info_t * info, xgi_sarea_info_t * req)
+{
+ info->sarea_info.bus_addr = req->bus_addr;
+ info->sarea_info.size = req->size;
+ XGI_INFO("info->sarea_info.bus_addr: 0x%lx"
+ "info->sarea_info.size: 0x%lx\n",
+ info->sarea_info.bus_addr, info->sarea_info.size);
+}
+
+/*
+ * irq functions
+ */
+#define STALL_INTERRUPT_RESET_THRESHOLD 0xffff
+
+static U32 s_invalid_begin = 0;
+
+BOOL xgi_ge_irq_handler(xgi_info_t * info)
+{
+ volatile U8 *mmio_vbase = info->mmio.vbase;
+ volatile U32 *ge_3d_status = (volatile U32 *)(mmio_vbase + 0x2800);
+ U32 int_status = ge_3d_status[4]; // interrupt status
+ U32 auto_reset_count = 0;
+ BOOL is_support_auto_reset = FALSE;
+
+ // Check GE on/off
+ if (0 == (0xffffc0f0 & int_status)) {
+ U32 old_ge_status = ge_3d_status[0x00];
+ U32 old_pcie_cmd_fetch_Addr = ge_3d_status[0x0a];
+ if (0 != (0x1000 & int_status)) {
+ // We got GE stall interrupt.
+ ge_3d_status[0x04] = int_status | 0x04000000;
+
+ if (TRUE == is_support_auto_reset) {
+ BOOL is_wrong_signal = FALSE;
+ static U32 last_int_tick_low,
+ last_int_tick_high;
+ static U32 new_int_tick_low, new_int_tick_high;
+ static U32 continoue_int_count = 0;
+ // OE II is busy.
+ while (old_ge_status & 0x001c0000) {
+ U16 check;
+ // Check Read back status
+ *(mmio_vbase + 0x235c) = 0x80;
+ check =
+ *((volatile U16 *)(mmio_vbase +
+ 0x2360));
+ if ((check & 0x3f) !=
+ ((check & 0x3f00) >> 8)) {
+ is_wrong_signal = TRUE;
+ break;
+ }
+ // Check RO channel
+ *(mmio_vbase + 0x235c) = 0x83;
+ check =
+ *((volatile U16 *)(mmio_vbase +
+ 0x2360));
+ if ((check & 0x0f) !=
+ ((check & 0xf0) >> 4)) {
+ is_wrong_signal = TRUE;
+ break;
+ }
+ // Check RW channel
+ *(mmio_vbase + 0x235c) = 0x88;
+ check =
+ *((volatile U16 *)(mmio_vbase +
+ 0x2360));
+ if ((check & 0x0f) !=
+ ((check & 0xf0) >> 4)) {
+ is_wrong_signal = TRUE;
+ break;
+ }
+ // Check RO channel outstanding
+ *(mmio_vbase + 0x235c) = 0x8f;
+ check =
+ *((volatile U16 *)(mmio_vbase +
+ 0x2360));
+ if (0 != (check & 0x3ff)) {
+ is_wrong_signal = TRUE;
+ break;
+ }
+ // Check RW channel outstanding
+ *(mmio_vbase + 0x235c) = 0x90;
+ check =
+ *((volatile U16 *)(mmio_vbase +
+ 0x2360));
+ if (0 != (check & 0x3ff)) {
+ is_wrong_signal = TRUE;
+ break;
+ }
+ // No pending PCIE request. GE stall.
+ break;
+ }
+
+ if (is_wrong_signal) {
+ // Nothing but skip.
+ } else if (0 == continoue_int_count++) {
+ rdtsc(last_int_tick_low,
+ last_int_tick_high);
+ } else {
+ rdtscl(new_int_tick_low);
+ if ((new_int_tick_low -
+ last_int_tick_low) >
+ STALL_INTERRUPT_RESET_THRESHOLD) {
+ continoue_int_count = 0;
+ } else if (continoue_int_count >= 3) {
+ continoue_int_count = 0;
+
+ // GE Hung up, need reset.
+ XGI_INFO("Reset GE!\n");
+
+ *(mmio_vbase + 0xb057) = 8;
+ int time_out = 0xffff;
+ while (0 !=
+ (ge_3d_status[0x00] &
+ 0xf0000000)) {
+ while (0 !=
+ ((--time_out) &
+ 0xfff)) ;
+ if (0 == time_out) {
+ XGI_INFO
+ ("Can not reset back 0x%lx!\n",
+ ge_3d_status
+ [0x00]);
+ *(mmio_vbase +
+ 0xb057) = 0;
+ // Have to use 3x5.36 to reset.
+ // Save and close dynamic gating
+ U8 old_3ce =
+ *(mmio_vbase
+ + 0x3ce);
+ *(mmio_vbase +
+ 0x3ce) = 0x2a;
+ U8 old_3cf =
+ *(mmio_vbase
+ + 0x3cf);
+ *(mmio_vbase +
+ 0x3cf) =
+ old_3cf & 0xfe;
+ // Reset GE
+ U8 old_index =
+ *(mmio_vbase
+ + 0x3d4);
+ *(mmio_vbase +
+ 0x3d4) = 0x36;
+ U8 old_36 =
+ *(mmio_vbase
+ + 0x3d5);
+ *(mmio_vbase +
+ 0x3d5) =
+ old_36 | 0x10;
+ while (0 !=
+ ((--time_out) & 0xfff)) ;
+ *(mmio_vbase +
+ 0x3d5) =
+ old_36;
+ *(mmio_vbase +
+ 0x3d4) =
+ old_index;
+ // Restore dynamic gating
+ *(mmio_vbase +
+ 0x3cf) =
+ old_3cf;
+ *(mmio_vbase +
+ 0x3ce) =
+ old_3ce;
+ break;
+ }
+ }
+ *(mmio_vbase + 0xb057) = 0;
+
+ // Increase Reset counter
+ auto_reset_count++;
+ }
+ }
+ }
+ return TRUE;
+ } else if (0 != (0x1 & int_status)) {
+ s_invalid_begin++;
+ ge_3d_status[0x04] = (int_status & ~0x01) | 0x04000000;
+ return TRUE;
+ }
+ }
+ return FALSE;
+}
+
+BOOL xgi_crt_irq_handler(xgi_info_t * info)
+{
+ BOOL ret = FALSE;
+ U8 *mmio_vbase = info->mmio.vbase;
+ U32 device_status = 0;
+ U32 hw_status = 0;
+ U8 save_3ce = bReadReg(0x3ce);
+
+ if (bIn3cf(0x37) & 0x01) // CRT1 interrupt just happened
+ {
+ U8 op3cf_3d;
+ U8 op3cf_37;
+
+ // What happened?
+ op3cf_37 = bIn3cf(0x37);
+
+#if 0
+ if (op3cf_37 & 0x04)
+ device_status |= GDEVST_CONNECT;
+ else
+ device_status &= ~GDEVST_CONNECT;
+
+ device_status |= GDEVST_DEVICE_CHANGED;
+ hw_status |= HWST_DEVICE_CHANGED;
+#endif
+ // Clear CRT interrupt
+ op3cf_3d = bIn3cf(0x3d);
+ bOut3cf(0x3d, (op3cf_3d | 0x04));
+ bOut3cf(0x3d, (op3cf_3d & ~0x04));
+ ret = TRUE;
+ }
+ bWriteReg(0x3ce, save_3ce);
+
+ return (ret);
+}
+
+BOOL xgi_dvi_irq_handler(xgi_info_t * info)
+{
+ BOOL ret = FALSE;
+ U8 *mmio_vbase = info->mmio.vbase;
+ U32 device_status = 0;
+ U32 hw_status = 0;
+ U8 save_3ce = bReadReg(0x3ce);
+
+ if (bIn3cf(0x38) & 0x20) // DVI interrupt just happened
+ {
+ U8 op3cf_39;
+ U8 op3cf_37;
+ U8 op3x5_5a;
+ U8 save_3x4 = bReadReg(0x3d4);;
+
+ // What happened?
+ op3cf_37 = bIn3cf(0x37);
+#if 0
+ //Also update our internal flag
+ if (op3cf_37 & 0x10) // Second Monitor plugged In
+ {
+ device_status |= GDEVST_CONNECT;
+ //Because currenly we cannot determine if DVI digital
+ //or DVI analog is connected according to DVI interrupt
+ //We should still call BIOS to check it when utility ask us
+ device_status &= ~GDEVST_CHECKED;
+ } else {
+ device_status &= ~GDEVST_CONNECT;
+ }
+#endif
+ //Notify BIOS that DVI plug/unplug happened
+ op3x5_5a = bIn3x5(0x5a);
+ bOut3x5(0x5a, op3x5_5a & 0xf7);
+
+ bWriteReg(0x3d4, save_3x4);
+
+ //device_status |= GDEVST_DEVICE_CHANGED;
+ //hw_status |= HWST_DEVICE_CHANGED;
+
+ // Clear DVI interrupt
+ op3cf_39 = bIn3cf(0x39);
+ bOut3c5(0x39, (op3cf_39 & ~0x01)); //Set 3cf.39 bit 0 to 0
+ bOut3c5(0x39, (op3cf_39 | 0x01)); //Set 3cf.39 bit 0 to 1
+
+ ret = TRUE;
+ }
+ bWriteReg(0x3ce, save_3ce);
+
+ return (ret);
+}
+
+void xgi_dump_register(xgi_info_t * info)
+{
+ int i, j;
+ unsigned char temp;
+
+ // 0x3C5
+ printk("\r\n=====xgi_dump_register========0x%x===============\r\n",
+ 0x3C5);
+
+ for (i = 0; i < 0x10; i++) {
+ if (i == 0) {
+ printk("%5x", i);
+ } else {
+ printk("%3x", i);
+ }
+ }
+ printk("\r\n");
+
+ for (i = 0; i < 0x10; i++) {
+ printk("%1x ", i);
+
+ for (j = 0; j < 0x10; j++) {
+ temp = bIn3c5(i * 0x10 + j);
+ printk("%3x", temp);
+ }
+ printk("\r\n");
+ }
+
+ // 0x3D5
+ printk("\r\n====xgi_dump_register=========0x%x===============\r\n",
+ 0x3D5);
+ for (i = 0; i < 0x10; i++) {
+ if (i == 0) {
+ printk("%5x", i);
+ } else {
+ printk("%3x", i);
+ }
+ }
+ printk("\r\n");
+
+ for (i = 0; i < 0x10; i++) {
+ printk("%1x ", i);
+
+ for (j = 0; j < 0x10; j++) {
+ temp = bIn3x5(i * 0x10 + j);
+ printk("%3x", temp);
+ }
+ printk("\r\n");
+ }
+
+ // 0x3CF
+ printk("\r\n=========xgi_dump_register====0x%x===============\r\n",
+ 0x3CF);
+ for (i = 0; i < 0x10; i++) {
+ if (i == 0) {
+ printk("%5x", i);
+ } else {
+ printk("%3x", i);
+ }
+ }
+ printk("\r\n");
+
+ for (i = 0; i < 0x10; i++) {
+ printk("%1x ", i);
+
+ for (j = 0; j < 0x10; j++) {
+ temp = bIn3cf(i * 0x10 + j);
+ printk("%3x", temp);
+ }
+ printk("\r\n");
+ }
+
+ printk("\r\n=====xgi_dump_register======0x%x===============\r\n",
+ 0xB000);
+ for (i = 0; i < 0x10; i++) {
+ if (i == 0) {
+ printk("%5x", i);
+ } else {
+ printk("%3x", i);
+ }
+ }
+ printk("\r\n");
+
+ for (i = 0; i < 0x5; i++) {
+ printk("%1x ", i);
+
+ for (j = 0; j < 0x10; j++) {
+ temp = bReadReg(0xB000 + i * 0x10 + j);
+ printk("%3x", temp);
+ }
+ printk("\r\n");
+ }
+
+ printk("\r\n==================0x%x===============\r\n", 0x2200);
+ for (i = 0; i < 0x10; i++) {
+ if (i == 0) {
+ printk("%5x", i);
+ } else {
+ printk("%3x", i);
+ }
+ }
+ printk("\r\n");
+
+ for (i = 0; i < 0xB; i++) {
+ printk("%1x ", i);
+
+ for (j = 0; j < 0x10; j++) {
+ temp = bReadReg(0x2200 + i * 0x10 + j);
+ printk("%3x", temp);
+ }
+ printk("\r\n");
+ }
+
+ printk("\r\n==================0x%x===============\r\n", 0x2300);
+ for (i = 0; i < 0x10; i++) {
+ if (i == 0) {
+ printk("%5x", i);
+ } else {
+ printk("%3x", i);
+ }
+ }
+ printk("\r\n");
+
+ for (i = 0; i < 0x7; i++) {
+ printk("%1x ", i);
+
+ for (j = 0; j < 0x10; j++) {
+ temp = bReadReg(0x2300 + i * 0x10 + j);
+ printk("%3x", temp);
+ }
+ printk("\r\n");
+ }
+
+ printk("\r\n==================0x%x===============\r\n", 0x2400);
+ for (i = 0; i < 0x10; i++) {
+ if (i == 0) {
+ printk("%5x", i);
+ } else {
+ printk("%3x", i);
+ }
+ }
+ printk("\r\n");
+
+ for (i = 0; i < 0x10; i++) {
+ printk("%1x ", i);
+
+ for (j = 0; j < 0x10; j++) {
+ temp = bReadReg(0x2400 + i * 0x10 + j);
+ printk("%3x", temp);
+ }
+ printk("\r\n");
+ }
+
+ printk("\r\n==================0x%x===============\r\n", 0x2800);
+ for (i = 0; i < 0x10; i++) {
+ if (i == 0) {
+ printk("%5x", i);
+ } else {
+ printk("%3x", i);
+ }
+ }
+ printk("\r\n");
+
+ for (i = 0; i < 0x10; i++) {
+ printk("%1x ", i);
+
+ for (j = 0; j < 0x10; j++) {
+ temp = bReadReg(0x2800 + i * 0x10 + j);
+ printk("%3x", temp);
+ }
+ printk("\r\n");
+ }
+}
+
+void xgi_restore_registers(xgi_info_t * info)
+{
+ bOut3x5(0x13, 0);
+ bOut3x5(0x8b, 2);
+}
+
+void xgi_waitfor_pci_idle(xgi_info_t * info)
+{
+#define WHOLD_GE_STATUS 0x2800
+#define IDLE_MASK ~0x90200000
+
+ int idleCount = 0;
+ while (idleCount < 5) {
+ if (dwReadReg(WHOLD_GE_STATUS) & IDLE_MASK) {
+ idleCount = 0;
+ } else {
+ idleCount++;
+ }
+ }
+}
+
+int xgi_get_cpu_id(struct cpu_info_s *arg)
+{
+ int op = arg->_eax;
+ __asm__("cpuid":"=a"(arg->_eax),
+ "=b"(arg->_ebx),
+ "=c"(arg->_ecx), "=d"(arg->_edx)
+ : "0"(op));
+
+ XGI_INFO
+ ("opCode = 0x%x, eax = 0x%x, ebx = 0x%x, ecx = 0x%x, edx = 0x%x \n",
+ op, arg->_eax, arg->_ebx, arg->_ecx, arg->_edx);
+}
+
+/*memory collect function*/
+extern struct list_head xgi_mempid_list;
+void xgi_mem_collect(xgi_info_t * info, unsigned int *pcnt)
+{
+ xgi_mem_pid_t *mempid_block;
+ struct list_head *mempid_list;
+ struct task_struct *p, *find;
+ unsigned int cnt = 0;
+
+ mempid_list = xgi_mempid_list.next;
+
+ while (mempid_list != &xgi_mempid_list) {
+ mempid_block =
+ list_entry(mempid_list, struct xgi_mem_pid_s, list);
+ mempid_list = mempid_list->next;
+
+ find = NULL;
+ XGI_SCAN_PROCESS(p) {
+ if (p->pid == mempid_block->pid) {
+ XGI_INFO
+ ("[!]Find active pid:%ld state:%ld location:%d addr:0x%lx! \n",
+ mempid_block->pid, p->state,
+ mempid_block->location,
+ mempid_block->bus_addr);
+ find = p;
+ if (mempid_block->bus_addr == 0xFFFFFFFF)
+ ++cnt;
+ break;
+ }
+ }
+ if (!find) {
+ if (mempid_block->location == LOCAL) {
+ XGI_INFO
+ ("Memory ProcessID free fb and delete one block pid:%ld addr:0x%lx successfully! \n",
+ mempid_block->pid, mempid_block->bus_addr);
+ xgi_fb_free(info, mempid_block->bus_addr);
+ } else if (mempid_block->bus_addr != 0xFFFFFFFF) {
+ XGI_INFO
+ ("Memory ProcessID free pcie and delete one block pid:%ld addr:0x%lx successfully! \n",
+ mempid_block->pid, mempid_block->bus_addr);
+ xgi_pcie_free(info, mempid_block->bus_addr);
+ } else {
+ /*only delete the memory block */
+ list_del(&mempid_block->list);
+ XGI_INFO
+ ("Memory ProcessID delete one pcie block pid:%ld successfully! \n",
+ mempid_block->pid);
+ kfree(mempid_block);
+ }
+ }
+ }
+ *pcnt = cnt;
+}
diff --git a/linux-core/xgi_misc.h b/linux-core/xgi_misc.h
index ac4daaa1..37120aaa 100644
--- a/linux-core/xgi_misc.h
+++ b/linux-core/xgi_misc.h
@@ -1,49 +1,47 @@
-
-/****************************************************************************
- * Copyright (C) 2003-2006 by XGI Technology, Taiwan.
- * *
- * All Rights Reserved. *
- * *
- * Permission is hereby granted, free of charge, to any person obtaining
- * a copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation on the rights to use, copy, modify, merge,
- * publish, distribute, sublicense, and/or sell copies of the Software,
- * and to permit persons to whom the Software is furnished to do so,
- * subject to the following conditions:
- * *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial
- * portions of the Software.
- * *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- * NON-INFRINGEMENT. IN NO EVENT SHALL XGI AND/OR
- * ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
- * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
- * DEALINGS IN THE SOFTWARE.
- ***************************************************************************/
-
-
-#ifndef _XGI_MISC_H_
-#define _XGI_MISC_H_
-
-extern void xgi_dump_register(xgi_info_t *info);
-extern void xgi_get_device_info(xgi_info_t *info, xgi_chip_info_t * req);
-extern void xgi_get_mmio_info(xgi_info_t *info, xgi_mmio_info_t *req);
-extern void xgi_get_screen_info(xgi_info_t *info, xgi_screen_info_t *req);
-extern void xgi_put_screen_info(xgi_info_t *info, xgi_screen_info_t *req);
-extern void xgi_ge_reset(xgi_info_t *info);
-extern void xgi_sarea_info(xgi_info_t *info, xgi_sarea_info_t *req);
-extern int xgi_get_cpu_id(struct cpu_info_s *arg);
-
-extern void xgi_restore_registers(xgi_info_t *info);
-extern BOOL xgi_ge_irq_handler(xgi_info_t *info);
-extern BOOL xgi_crt_irq_handler(xgi_info_t *info);
-extern BOOL xgi_dvi_irq_handler(xgi_info_t *info);
-extern void xgi_waitfor_pci_idle(xgi_info_t *info);
-
-
-#endif
+
+/****************************************************************************
+ * Copyright (C) 2003-2006 by XGI Technology, Taiwan.
+ * *
+ * All Rights Reserved. *
+ * *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation on the rights to use, copy, modify, merge,
+ * publish, distribute, sublicense, and/or sell copies of the Software,
+ * and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ * *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial
+ * portions of the Software.
+ * *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NON-INFRINGEMENT. IN NO EVENT SHALL XGI AND/OR
+ * ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ ***************************************************************************/
+
+#ifndef _XGI_MISC_H_
+#define _XGI_MISC_H_
+
+extern void xgi_dump_register(xgi_info_t * info);
+extern void xgi_get_device_info(xgi_info_t * info, xgi_chip_info_t * req);
+extern void xgi_get_mmio_info(xgi_info_t * info, xgi_mmio_info_t * req);
+extern void xgi_get_screen_info(xgi_info_t * info, xgi_screen_info_t * req);
+extern void xgi_put_screen_info(xgi_info_t * info, xgi_screen_info_t * req);
+extern void xgi_ge_reset(xgi_info_t * info);
+extern void xgi_sarea_info(xgi_info_t * info, xgi_sarea_info_t * req);
+extern int xgi_get_cpu_id(struct cpu_info_s *arg);
+
+extern void xgi_restore_registers(xgi_info_t * info);
+extern BOOL xgi_ge_irq_handler(xgi_info_t * info);
+extern BOOL xgi_crt_irq_handler(xgi_info_t * info);
+extern BOOL xgi_dvi_irq_handler(xgi_info_t * info);
+extern void xgi_waitfor_pci_idle(xgi_info_t * info);
+
+#endif
diff --git a/linux-core/xgi_pcie.c b/linux-core/xgi_pcie.c
index 62e2323f..9457770a 100644
--- a/linux-core/xgi_pcie.c
+++ b/linux-core/xgi_pcie.c
@@ -1,1060 +1,1031 @@
-
-/****************************************************************************
- * Copyright (C) 2003-2006 by XGI Technology, Taiwan.
- * *
- * All Rights Reserved. *
- * *
- * Permission is hereby granted, free of charge, to any person obtaining
- * a copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation on the rights to use, copy, modify, merge,
- * publish, distribute, sublicense, and/or sell copies of the Software,
- * and to permit persons to whom the Software is furnished to do so,
- * subject to the following conditions:
- * *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial
- * portions of the Software.
- * *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- * NON-INFRINGEMENT. IN NO EVENT SHALL XGI AND/OR
- * ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
- * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
- * DEALINGS IN THE SOFTWARE.
- ***************************************************************************/
-
-#include "xgi_types.h"
-#include "xgi_linux.h"
-#include "xgi_drv.h"
-#include "xgi_regs.h"
-#include "xgi_pcie.h"
-#include "xgi_misc.h"
-
-static xgi_pcie_heap_t *xgi_pcie_heap = NULL;
-static kmem_cache_t *xgi_pcie_cache_block = NULL;
-static xgi_pcie_block_t *xgi_pcie_vertex_block = NULL;
-static xgi_pcie_block_t *xgi_pcie_cmdlist_block = NULL;
-static xgi_pcie_block_t *xgi_pcie_scratchpad_block = NULL;
-extern struct list_head xgi_mempid_list;
-
-static unsigned long xgi_pcie_lut_alloc(unsigned long page_order)
-{
- struct page *page;
- unsigned long page_addr = 0;
- unsigned long page_count = 0;
- int i;
-
- page_count = (1 << page_order);
- page_addr = __get_free_pages(GFP_KERNEL, page_order);
-
- if (page_addr == 0UL)
- {
- XGI_ERROR("Can't get free pages: 0x%lx from system memory !\n",
- page_count);
- return 0;
- }
-
- page = virt_to_page(page_addr);
-
- for (i = 0; i < page_count; i++, page++)
- {
- XGI_INC_PAGE_COUNT(page);
- XGILockPage(page);
- }
-
- XGI_INFO("page_count: 0x%lx page_order: 0x%lx page_addr: 0x%lx \n",
- page_count, page_order, page_addr);
- return page_addr;
-}
-
-static void xgi_pcie_lut_free(unsigned long page_addr, unsigned long page_order)
-{
- struct page *page;
- unsigned long page_count = 0;
- int i;
-
- page_count = (1 << page_order);
- page = virt_to_page(page_addr);
-
- for (i = 0; i < page_count; i++, page++)
- {
- XGI_DEC_PAGE_COUNT(page);
- XGIUnlockPage(page);
- }
-
- free_pages(page_addr, page_order);
-}
-
-static int xgi_pcie_lut_init(xgi_info_t *info)
-{
- unsigned char *page_addr = NULL;
- unsigned long pciePageCount, lutEntryNum, lutPageCount, lutPageOrder;
- unsigned long count = 0;
- u8 temp = 0;
-
- /* Jong 06/06/2006 */
- unsigned long pcie_aperture_size;
-
- info->pcie.size = 128 * 1024 * 1024;
-
- /* Get current FB aperture size */
- temp = In3x5(0x27);
- XGI_INFO("In3x5(0x27): 0x%x \n", temp);
-
- if (temp & 0x01) /* 256MB; Jong 06/05/2006; 0x10000000 */
- {
- /* Jong 06/06/2006; allocate memory */
- pcie_aperture_size=256 * 1024 * 1024;
- /* info->pcie.base = 256 * 1024 * 1024; */ /* pcie base is different from fb base */
- }
- else /* 128MB; Jong 06/05/2006; 0x08000000 */
- {
- /* Jong 06/06/2006; allocate memory */
- pcie_aperture_size=128 * 1024 * 1024;
- /* info->pcie.base = 128 * 1024 * 1024; */
- }
-
- /* Jong 06/06/2006; allocate memory; it can be used for build-in kernel modules */
- /* info->pcie.base=(unsigned long)alloc_bootmem(pcie_mem_size); */
- /* total 496 MB; need 256 MB (0x10000000); start from 240 MB (0x0F000000) */
- /* info->pcie.base=ioremap(0x0F000000, 0x10000000); */ /* Cause system hang */
- info->pcie.base=pcie_aperture_size; /* works */
- /* info->pcie.base=info->fb.base + info->fb.size; */ /* System hang */
- /* info->pcie.base=128 * 1024 * 1024;*/ /* System hang */
-
- XGI_INFO("Jong06062006-info->pcie.base: 0x%lx \n", info->pcie.base);
-
-
- /* Get current lookup table page size */
- temp = bReadReg(0xB00C);
- if (temp & 0x04) /* 8KB */
- {
- info->lutPageSize = 8 * 1024;
- }
- else /* 4KB */
- {
- info->lutPageSize = 4 * 1024;
- }
-
- XGI_INFO("info->lutPageSize: 0x%lx \n", info->lutPageSize);
-
-#if 0
- /* Get current lookup table location */
- temp = bReadReg(0xB00C);
- if (temp & 0x02) /* LFB */
- {
- info->isLUTInLFB = TRUE;
- /* Current we only support lookup table in LFB */
- temp &= 0xFD;
- bWriteReg(0xB00C, temp);
- info->isLUTInLFB = FALSE;
- }
- else /* SFB */
- {
- info->isLUTInLFB = FALSE;
- }
-
- XGI_INFO("info->lutPageSize: 0x%lx \n", info->lutPageSize);
-
- /* Get current SDFB page size */
- temp = bReadReg(0xB00C);
- if (temp & 0x08) /* 8MB */
- {
- info->sdfbPageSize = 8 * 1024 * 1024;
- }
- else /* 4MB */
- {
- info->sdfbPageSize = 4 * 1024 * 1024;
- }
-#endif
- pciePageCount = (info->pcie.size + PAGE_SIZE - 1) / PAGE_SIZE;
-
- /*
- * Allocate memory for PCIE GART table;
- */
- lutEntryNum = pciePageCount;
- lutPageCount = (lutEntryNum * 4 + PAGE_SIZE - 1) / PAGE_SIZE;
-
- /* get page_order base on page_count */
- count = lutPageCount;
- for (lutPageOrder = 0; count; count >>= 1, ++lutPageOrder);
-
- if ((lutPageCount << 1) == (1 << lutPageOrder))
- {
- lutPageOrder -= 1;
- }
-
- XGI_INFO("lutEntryNum: 0x%lx lutPageCount: 0x%lx lutPageOrder 0x%lx\n",
- lutEntryNum, lutPageCount, lutPageOrder);
-
- info->lutPageOrder = lutPageOrder;
- page_addr = (unsigned char *)xgi_pcie_lut_alloc(lutPageOrder);
-
- if (!page_addr)
- {
- XGI_ERROR("cannot allocate PCIE lut page!\n");
- goto fail;
- }
- info->lut_base = (unsigned long *)page_addr;
-
- XGI_INFO("page_addr: 0x%p virt_to_phys(page_virtual): 0x%lx \n",
- page_addr, virt_to_phys(page_addr));
-
- XGI_INFO("info->lut_base: 0x%p __pa(info->lut_base): 0x%lx info->lutPageOrder 0x%lx\n",
- info->lut_base, __pa(info->lut_base), info->lutPageOrder);
-
- /*
- * clean all PCIE GART Entry
- */
- memset(page_addr, 0, PAGE_SIZE << lutPageOrder);
-
-#if defined(__i386__) || defined(__x86_64__)
- asm volatile ( "wbinvd" ::: "memory" );
-#else
- mb();
-#endif
-
- /* Set GART in SFB */
- bWriteReg(0xB00C, bReadReg(0xB00C) & ~0x02);
- /* Set GART base address to HW */
- dwWriteReg(0xB034, __pa(info->lut_base));
-
- return 1;
-fail:
- return 0;
-}
-
-static void xgi_pcie_lut_cleanup(xgi_info_t *info)
-{
- if (info->lut_base)
- {
- XGI_INFO("info->lut_base: 0x%p info->lutPageOrder: 0x%lx \n",
- info->lut_base, info->lutPageOrder);
- xgi_pcie_lut_free((unsigned long)info->lut_base, info->lutPageOrder);
- info->lut_base = NULL;
- }
-}
-
-static xgi_pcie_block_t *xgi_pcie_new_node(void)
-{
- xgi_pcie_block_t *block = (xgi_pcie_block_t *)kmem_cache_alloc(xgi_pcie_cache_block, GFP_KERNEL);
- if (block == NULL)
- {
- return NULL;
- }
-
- block->offset = 0; /* block's offset in pcie memory, begin from 0 */
- block->size = 0; /* The block size. */
- block->bus_addr = 0; /* CPU access address/bus address */
- block->hw_addr = 0; /* GE access address */
- block->page_count = 0;
- block->page_order = 0;
- block->page_block = NULL;
- block->page_table = NULL;
- block->owner = PCIE_INVALID;
-
- return block;
-}
-
-static void xgi_pcie_block_stuff_free(xgi_pcie_block_t *block)
-{
- struct page *page;
- xgi_page_block_t *page_block = block->page_block;
- xgi_page_block_t *free_block;
- unsigned long page_count = 0;
- int i;
-
- //XGI_INFO("block->page_block: 0x%p \n", block->page_block);
- while (page_block)
- {
- page_count = page_block->page_count;
-
- page = virt_to_page(page_block->virt_addr);
- for (i = 0; i < page_count; i++, page++)
- {
- XGI_DEC_PAGE_COUNT(page);
- XGIUnlockPage(page);
- }
- free_pages(page_block->virt_addr, page_block->page_order);
-
- page_block->phys_addr = 0;
- page_block->virt_addr = 0;
- page_block->page_count = 0;
- page_block->page_order = 0;
-
- free_block = page_block;
- page_block = page_block->next;
- //XGI_INFO("free free_block: 0x%p \n", free_block);
- kfree(free_block);
- free_block = NULL;
- }
-
- if (block->page_table)
- {
- //XGI_INFO("free block->page_table: 0x%p \n", block->page_table);
- kfree(block->page_table);
- block->page_table = NULL;
- }
-}
-
-int xgi_pcie_heap_init(xgi_info_t *info)
-{
- xgi_pcie_block_t *block;
-
- if (!xgi_pcie_lut_init(info))
- {
- XGI_ERROR("xgi_pcie_lut_init failed\n");
- return 0;
- }
-
- xgi_pcie_heap = (xgi_pcie_heap_t *)kmalloc(sizeof(xgi_pcie_heap_t), GFP_KERNEL);
- if(!xgi_pcie_heap)
- {
- XGI_ERROR("xgi_pcie_heap alloc failed\n");
- goto fail1;
- }
- INIT_LIST_HEAD(&xgi_pcie_heap->free_list);
- INIT_LIST_HEAD(&xgi_pcie_heap->used_list);
- INIT_LIST_HEAD(&xgi_pcie_heap->sort_list);
-
- xgi_pcie_heap->max_freesize = info->pcie.size;
-
- xgi_pcie_cache_block = kmem_cache_create("xgi_pcie_block", sizeof(xgi_pcie_block_t),
- 0, SLAB_HWCACHE_ALIGN, NULL, NULL);
-
- if (NULL == xgi_pcie_cache_block)
- {
- XGI_ERROR("Fail to creat xgi_pcie_block\n");
- goto fail2;
- }
-
- block = (xgi_pcie_block_t *)xgi_pcie_new_node();
- if (!block)
- {
- XGI_ERROR("xgi_pcie_new_node failed\n");
- goto fail3;
- }
-
- block->offset = 0; /* block's offset in pcie memory, begin from 0 */
- block->size = info->pcie.size;
-
- list_add(&block->list, &xgi_pcie_heap->free_list);
-
- XGI_INFO("PCIE start address: 0x%lx, memory size : 0x%lx\n", block->offset, block->size);
- return 1;
-fail3:
- if (xgi_pcie_cache_block)
- {
- kmem_cache_destroy(xgi_pcie_cache_block);
- xgi_pcie_cache_block = NULL;
- }
-
-fail2:
- if(xgi_pcie_heap)
- {
- kfree(xgi_pcie_heap);
- xgi_pcie_heap = NULL;
- }
-fail1:
- xgi_pcie_lut_cleanup(info);
- return 0;
-}
-
-void xgi_pcie_heap_check(void)
-{
- struct list_head *useList, *temp;
- xgi_pcie_block_t *block;
- unsigned int ownerIndex;
- char *ownerStr[6] = {"2D", "3D", "3D_CMD", "3D_SCR", "3D_TEX", "ELSE"};
-
- if (xgi_pcie_heap)
- {
- useList = &xgi_pcie_heap->used_list;
- temp = useList->next;
- XGI_INFO("pcie freemax = 0x%lx\n", xgi_pcie_heap->max_freesize);
- while (temp != useList)
- {
- block = list_entry(temp, struct xgi_pcie_block_s, list);
- if (block->owner == PCIE_2D)
- ownerIndex = 0;
- else if (block->owner > PCIE_3D_TEXTURE || block->owner < PCIE_2D || block->owner < PCIE_3D)
- ownerIndex = 5;
- else
- ownerIndex = block->owner - PCIE_3D + 1;
- XGI_INFO("Allocated by %s, block->offset: 0x%lx block->size: 0x%lx \n",
- ownerStr[ownerIndex], block->offset, block->size);
- temp = temp->next;
- }
-
- }
-}
-
-
-void xgi_pcie_heap_cleanup(xgi_info_t *info)
-{
- struct list_head *free_list, *temp;
- xgi_pcie_block_t *block;
- int j;
-
- xgi_pcie_lut_cleanup(info);
- XGI_INFO("xgi_pcie_lut_cleanup scceeded\n");
-
- if (xgi_pcie_heap)
- {
- free_list = &xgi_pcie_heap->free_list;
- for (j = 0; j < 3; j++, free_list++)
- {
- temp = free_list->next;
-
- while (temp != free_list)
- {
- block = list_entry(temp, struct xgi_pcie_block_s, list);
- XGI_INFO("No. %d block->offset: 0x%lx block->size: 0x%lx \n",
- j, block->offset, block->size);
- xgi_pcie_block_stuff_free(block);
- block->bus_addr = 0;
- block->hw_addr = 0;
-
- temp = temp->next;
- //XGI_INFO("No. %d free block: 0x%p \n", j, block);
- kmem_cache_free(xgi_pcie_cache_block, block);
- block = NULL;
- }
- }
-
- XGI_INFO("free xgi_pcie_heap: 0x%p \n", xgi_pcie_heap);
- kfree(xgi_pcie_heap);
- xgi_pcie_heap = NULL;
- }
-
- if (xgi_pcie_cache_block)
- {
- kmem_cache_destroy(xgi_pcie_cache_block);
- xgi_pcie_cache_block = NULL;
- }
-}
-
-
-static xgi_pcie_block_t *xgi_pcie_mem_alloc(xgi_info_t *info,
- unsigned long originalSize,
- enum PcieOwner owner)
-{
- struct list_head *free_list;
- xgi_pcie_block_t *block, *used_block, *free_block;
- xgi_page_block_t *page_block, *prev_page_block;
- struct page *page;
- unsigned long page_order = 0, count = 0, index =0;
- unsigned long page_addr = 0;
- unsigned long *lut_addr = NULL;
- unsigned long lut_id = 0;
- unsigned long size = (originalSize + PAGE_SIZE - 1) & PAGE_MASK;
- int i, j, page_count = 0;
- int temp = 0;
-
- XGI_INFO("Jong05302006-xgi_pcie_mem_alloc-Begin\n");
- XGI_INFO("Original 0x%lx bytes requested, really 0x%lx allocated\n", originalSize, size);
-
- if (owner == PCIE_3D)
- {
- if (xgi_pcie_vertex_block)
- {
- XGI_INFO("PCIE Vertex has been created, return directly.\n");
- return xgi_pcie_vertex_block;
- }
- }
-
- if (owner == PCIE_3D_CMDLIST)
- {
- if (xgi_pcie_cmdlist_block)
- {
- XGI_INFO("PCIE Cmdlist has been created, return directly.\n");
- return xgi_pcie_cmdlist_block;
- }
- }
-
- if (owner == PCIE_3D_SCRATCHPAD)
- {
- if (xgi_pcie_scratchpad_block)
- {
- XGI_INFO("PCIE Scratchpad has been created, return directly.\n");
- return xgi_pcie_scratchpad_block;
- }
- }
-
- if (size == 0)
- {
- XGI_ERROR("size == 0 \n");
- return (NULL);
- }
-
- XGI_INFO("max_freesize: 0x%lx \n", xgi_pcie_heap->max_freesize);
- if (size > xgi_pcie_heap->max_freesize)
- {
- XGI_ERROR("size: 0x%lx bigger than PCIE total free size: 0x%lx.\n",
- size, xgi_pcie_heap->max_freesize);
- return (NULL);
- }
-
- /* Jong 05/30/2006; find next free list which has enough space*/
- free_list = xgi_pcie_heap->free_list.next;
- while (free_list != &xgi_pcie_heap->free_list)
- {
- //XGI_INFO("free_list: 0x%px \n", free_list);
- block = list_entry(free_list, struct xgi_pcie_block_s, list);
- if (size <= block->size)
- {
- break;
- }
- free_list = free_list->next;
- }
-
- if (free_list == &xgi_pcie_heap->free_list)
- {
- XGI_ERROR("Can't allocate %ldk size from PCIE memory !\n", size/1024);
- return (NULL);
- }
-
- free_block = block;
- XGI_INFO("alloc size: 0x%lx from offset: 0x%lx size: 0x%lx \n",
- size, free_block->offset, free_block->size);
-
- if (size == free_block->size)
- {
- used_block = free_block;
- XGI_INFO("size==free_block->size: free_block = 0x%p\n", free_block);
- list_del(&free_block->list);
- }
- else
- {
- used_block = xgi_pcie_new_node();
- if (used_block == NULL)
- {
- return NULL;
- }
-
- if (used_block == free_block)
- {
- XGI_ERROR("used_block == free_block = 0x%p\n", used_block);
- }
-
- used_block->offset = free_block->offset;
- used_block->size = size;
-
- free_block->offset += size;
- free_block->size -= size;
- }
-
- xgi_pcie_heap->max_freesize -= size;
-
- used_block->bus_addr = info->pcie.base + used_block->offset;
- used_block->hw_addr = info->pcie.base + used_block->offset;
- used_block->page_count = page_count = size / PAGE_SIZE;
-
- /* get page_order base on page_count */
- for (used_block->page_order = 0; page_count; page_count >>= 1)
- {
- ++used_block->page_order;
- }
-
- if ((used_block->page_count << 1) == (1 << used_block->page_order))
- {
- used_block->page_order--;
- }
- XGI_INFO("used_block->offset: 0x%lx, used_block->size: 0x%lx, used_block->bus_addr: 0x%lx, used_block->hw_addr: 0x%lx, used_block->page_count: 0x%lx used_block->page_order: 0x%lx\n",
- used_block->offset, used_block->size, used_block->bus_addr, used_block->hw_addr, used_block->page_count, used_block->page_order);
-
- used_block->page_block = NULL;
- //used_block->page_block = (xgi_pages_block_t *)kmalloc(sizeof(xgi_pages_block_t), GFP_KERNEL);
- //if (!used_block->page_block) return NULL;
- //used_block->page_block->next = NULL;
-
- used_block->page_table = (xgi_pte_t *)kmalloc(sizeof(xgi_pte_t) * used_block->page_count, GFP_KERNEL);
- if (used_block->page_table == NULL)
- {
- goto fail;
- }
-
- lut_id = (used_block->offset >> PAGE_SHIFT);
- lut_addr = info->lut_base;
- lut_addr += lut_id;
- XGI_INFO("lutAddr: 0x%p lutID: 0x%lx \n", lut_addr, lut_id);
-
- /* alloc free pages from system */
- page_count = used_block->page_count;
- page_block = used_block->page_block;
- prev_page_block = used_block->page_block;
- for (i = 0; page_count > 0; i++)
- {
- /* if size is bigger than 2M bytes, it should be split */
- if (page_count > (1 << XGI_PCIE_ALLOC_MAX_ORDER))
- {
- page_order = XGI_PCIE_ALLOC_MAX_ORDER;
- }
- else
- {
- count = page_count;
- for (page_order = 0; count; count >>= 1, ++page_order);
-
- if ((page_count << 1) == (1 << page_order))
- {
- page_order -= 1;
- }
- }
-
- count = (1 << page_order);
- page_addr = __get_free_pages(GFP_KERNEL, page_order);
- XGI_INFO("Jong05302006-xgi_pcie_mem_alloc-page_addr=0x%lx \n", page_addr);
-
- if (!page_addr)
- {
- XGI_ERROR("No: %d :Can't get free pages: 0x%lx from system memory !\n",
- i, count);
- goto fail;
- }
-
- /* Jong 05/30/2006; test */
- memset((unsigned char *)page_addr, 0xFF, PAGE_SIZE << page_order);
- /* memset((unsigned char *)page_addr, 0, PAGE_SIZE << page_order); */
-
- if (page_block == NULL)
- {
- page_block = (xgi_page_block_t *)kmalloc(sizeof(xgi_page_block_t), GFP_KERNEL);
- if (!page_block)
- {
- XGI_ERROR("Can't get memory for page_block! \n");
- goto fail;
- }
- }
-
- if (prev_page_block == NULL)
- {
- used_block->page_block = page_block;
- prev_page_block = page_block;
- }
- else
- {
- prev_page_block->next = page_block;
- prev_page_block = page_block;
- }
-
- page_block->next = NULL;
- page_block->phys_addr = __pa(page_addr);
- page_block->virt_addr = page_addr;
- page_block->page_count = count;
- page_block->page_order = page_order;
-
- XGI_INFO("Jong05302006-xgi_pcie_mem_alloc-page_block->phys_addr=0x%lx \n", page_block->phys_addr);
- XGI_INFO("Jong05302006-xgi_pcie_mem_alloc-page_block->virt_addr=0x%lx \n", page_block->virt_addr);
-
- page = virt_to_page(page_addr);
-
- //XGI_INFO("No: %d page_order: 0x%lx page_count: 0x%x count: 0x%lx index: 0x%lx lut_addr: 0x%p"
- // "page_block->phys_addr: 0x%lx page_block->virt_addr: 0x%lx \n",
- // i, page_order, page_count, count, index, lut_addr, page_block->phys_addr, page_block->virt_addr);
-
- for (j = 0 ; j < count; j++, page++, lut_addr++)
- {
- used_block->page_table[index + j].phys_addr = __pa(page_address(page));
- used_block->page_table[index + j].virt_addr = (unsigned long)page_address(page);
-
- XGI_INFO("Jong05302006-xgi_pcie_mem_alloc-used_block->page_table[index + j].phys_addr=0x%lx \n", used_block->page_table[index + j].phys_addr);
- XGI_INFO("Jong05302006-xgi_pcie_mem_alloc-used_block->page_table[index + j].virt_addr=0x%lx \n", used_block->page_table[index + j].virt_addr);
-
- *lut_addr = __pa(page_address(page));
- XGI_INC_PAGE_COUNT(page);
- XGILockPage(page);
-
- if (temp)
- {
- XGI_INFO("__pa(page_address(page)): 0x%lx lutAddr: 0x%p lutAddr No: 0x%x = 0x%lx \n",
- __pa(page_address(page)), lut_addr, j, *lut_addr);
- temp--;
- }
- }
-
- page_block = page_block->next;
- page_count -= count;
- index += count;
- temp = 0;
- }
-
- used_block->owner = owner;
- list_add(&used_block->list, &xgi_pcie_heap->used_list);
-
-#if defined(__i386__) || defined(__x86_64__)
- asm volatile ( "wbinvd" ::: "memory" );
-#else
- mb();
-#endif
-
- /* Flush GART Table */
- bWriteReg(0xB03F, 0x40);
- bWriteReg(0xB03F, 0x00);
-
- if (owner == PCIE_3D)
- {
- xgi_pcie_vertex_block = used_block;
- }
-
- if (owner == PCIE_3D_CMDLIST)
- {
- xgi_pcie_cmdlist_block = used_block;
- }
-
- if (owner == PCIE_3D_SCRATCHPAD)
- {
- xgi_pcie_scratchpad_block = used_block;
- }
-
- XGI_INFO("Jong05302006-xgi_pcie_mem_alloc-End \n");
- return (used_block);
-
-fail:
- xgi_pcie_block_stuff_free(used_block);
- kmem_cache_free(xgi_pcie_cache_block, used_block);
- return NULL;
-}
-
-static xgi_pcie_block_t *xgi_pcie_mem_free(xgi_info_t *info, unsigned long offset)
-{
- struct list_head *free_list, *used_list;
- xgi_pcie_block_t *used_block, *block = NULL;
- xgi_pcie_block_t *prev, *next;
- unsigned long upper, lower;
-
- used_list = xgi_pcie_heap->used_list.next;
- while (used_list != &xgi_pcie_heap->used_list)
- {
- block = list_entry(used_list, struct xgi_pcie_block_s, list);
- if (block->offset == offset)
- {
- break;
- }
- used_list = used_list->next;
- }
-
- if (used_list == &xgi_pcie_heap->used_list)
- {
- XGI_ERROR("can't find block: 0x%lx to free!\n", offset);
- return (NULL);
- }
-
- used_block = block;
- XGI_INFO("used_block: 0x%p, offset = 0x%lx, size = 0x%lx, bus_addr = 0x%lx, hw_addr = 0x%lx\n",
- used_block, used_block->offset, used_block->size, used_block->bus_addr, used_block->hw_addr);
-
- xgi_pcie_block_stuff_free(used_block);
-
- /* update xgi_pcie_heap */
- xgi_pcie_heap->max_freesize += used_block->size;
-
- prev = next = NULL;
- upper = used_block->offset + used_block->size;
- lower = used_block->offset;
-
- free_list = xgi_pcie_heap->free_list.next;
-
- while (free_list != &xgi_pcie_heap->free_list)
- {
- block = list_entry(free_list, struct xgi_pcie_block_s, list);
- if (block->offset == upper)
- {
- next = block;
- }
- else if ((block->offset + block->size) == lower)
- {
- prev = block;
- }
- free_list = free_list->next;
- }
-
- XGI_INFO("next = 0x%p, prev = 0x%p\n", next, prev);
- list_del(&used_block->list);
-
- if (prev && next)
- {
- prev->size += (used_block->size + next->size);
- list_del(&next->list);
- XGI_INFO("free node 0x%p\n", next);
- kmem_cache_free(xgi_pcie_cache_block, next);
- kmem_cache_free(xgi_pcie_cache_block, used_block);
- next = NULL;
- used_block = NULL;
- return (prev);
- }
-
- if (prev)
- {
- prev->size += used_block->size;
- XGI_INFO("free node 0x%p\n", used_block);
- kmem_cache_free(xgi_pcie_cache_block, used_block);
- used_block = NULL;
- return (prev);
- }
-
- if (next)
- {
- next->size += used_block->size;
- next->offset = used_block->offset;
- XGI_INFO("free node 0x%p\n", used_block);
- kmem_cache_free(xgi_pcie_cache_block, used_block);
- used_block = NULL;
- return (next);
- }
-
- used_block->bus_addr = 0;
- used_block->hw_addr = 0;
- used_block->page_count = 0;
- used_block->page_order = 0;
- list_add(&used_block->list, &xgi_pcie_heap->free_list);
- XGI_INFO("Recycled free node %p, offset = 0x%lx, size = 0x%lx\n",
- used_block, used_block->offset, used_block->size);
- return (used_block);
-}
-
-void xgi_pcie_alloc(xgi_info_t *info, unsigned long size,
- enum PcieOwner owner, xgi_mem_alloc_t *alloc)
-{
- xgi_pcie_block_t *block;
- xgi_mem_pid_t *mempid_block;
-
- xgi_down(info->pcie_sem);
- block = xgi_pcie_mem_alloc(info, size, owner);
- xgi_up(info->pcie_sem);
-
- if (block == NULL)
- {
- alloc->location = INVALID;
- alloc->size = 0;
- alloc->bus_addr = 0;
- alloc->hw_addr = 0;
- XGI_ERROR("PCIE RAM allocation failed\n");
- }
- else
- {
- XGI_INFO("PCIE RAM allocation succeeded: offset = 0x%lx, bus_addr = 0x%lx\n",
- block->offset, block->bus_addr);
- alloc->location = NON_LOCAL;
- alloc->size = block->size;
- alloc->bus_addr = block->bus_addr;
- alloc->hw_addr = block->hw_addr;
-
- /*
- manage mempid, handle PCIE_3D, PCIE_3D_TEXTURE.
- PCIE_3D request means a opengl process created.
- PCIE_3D_TEXTURE request means texture cannot alloc from fb.
- */
- if (owner == PCIE_3D || owner == PCIE_3D_TEXTURE)
- {
- mempid_block = kmalloc(sizeof(xgi_mem_pid_t), GFP_KERNEL);
- if (!mempid_block)
- XGI_ERROR("mempid_block alloc failed\n");
- mempid_block->location = NON_LOCAL;
- if (owner == PCIE_3D)
- mempid_block->bus_addr = 0xFFFFFFFF;/*xgi_pcie_vertex_block has the address*/
- else
- mempid_block->bus_addr = alloc->bus_addr;
- mempid_block->pid = alloc->pid;
-
- XGI_INFO("Memory ProcessID add one pcie block pid:%ld successfully! \n", mempid_block->pid);
- list_add(&mempid_block->list, &xgi_mempid_list);
- }
- }
-}
-
-void xgi_pcie_free(xgi_info_t *info, unsigned long bus_addr)
-{
- xgi_pcie_block_t *block;
- unsigned long offset = bus_addr - info->pcie.base;
- xgi_mem_pid_t *mempid_block;
- xgi_mem_pid_t *mempid_freeblock = NULL;
- struct list_head *mempid_list;
- char isvertex = 0;
- int processcnt;
-
- if (xgi_pcie_vertex_block && xgi_pcie_vertex_block->bus_addr == bus_addr)
- isvertex = 1;
-
- if (isvertex)
- {
- /*check is there any other process using vertex*/
- processcnt = 0;
- mempid_list = xgi_mempid_list.next;
- while (mempid_list != &xgi_mempid_list)
- {
- mempid_block = list_entry(mempid_list, struct xgi_mem_pid_s, list);
- if (mempid_block->location == NON_LOCAL && mempid_block->bus_addr == 0xFFFFFFFF)
- {
- ++processcnt;
- }
- mempid_list = mempid_list->next;
- }
- if (processcnt > 1)
- {
- return;
- }
- }
-
- xgi_down(info->pcie_sem);
- block = xgi_pcie_mem_free(info, offset);
- xgi_up(info->pcie_sem);
-
- if (block == NULL)
- {
- XGI_ERROR("xgi_pcie_free() failed at base 0x%lx\n", offset);
- }
-
- if (isvertex)
- xgi_pcie_vertex_block = NULL;
-
- /* manage mempid */
- mempid_list = xgi_mempid_list.next;
- while (mempid_list != &xgi_mempid_list)
- {
- mempid_block = list_entry(mempid_list, struct xgi_mem_pid_s, list);
- if (mempid_block->location == NON_LOCAL && ((isvertex && mempid_block->bus_addr == 0xFFFFFFFF) || (!isvertex && mempid_block->bus_addr == bus_addr)))
- {
- mempid_freeblock = mempid_block;
- break;
- }
- mempid_list = mempid_list->next;
- }
- if (mempid_freeblock)
- {
- list_del(&mempid_freeblock->list);
- XGI_INFO("Memory ProcessID delete one pcie block pid:%ld successfully! \n", mempid_freeblock->pid);
- kfree(mempid_freeblock);
- }
-}
-
-/*
- * given a bus address, fid the pcie mem block
- * uses the bus address as the key.
- */
-void *xgi_find_pcie_block(xgi_info_t *info, unsigned long address)
-{
- struct list_head *used_list;
- xgi_pcie_block_t *block;
- int i;
-
- used_list = xgi_pcie_heap->used_list.next;
-
- while (used_list != &xgi_pcie_heap->used_list)
- {
- block = list_entry(used_list, struct xgi_pcie_block_s, list);
-
- if (block->bus_addr == address)
- {
- return block;
- }
-
- if (block->page_table)
- {
- for (i = 0; i < block->page_count; i++)
- {
- unsigned long offset = block->bus_addr;
- if ( (address >= offset) && (address < (offset + PAGE_SIZE)))
- {
- return block;
- }
- }
- }
- used_list = used_list->next;
- }
-
- XGI_ERROR("could not find map for vm 0x%lx\n", address);
-
- return NULL;
-}
-
-/*
- address -- GE HW address
- return -- CPU virtual address
-
- assume the CPU VAddr is continuous in not the same block
-*/
-void *xgi_find_pcie_virt(xgi_info_t *info, unsigned long address)
-{
- struct list_head *used_list;
- xgi_pcie_block_t *block;
- unsigned long offset_in_page;
- unsigned long loc_in_pagetable;
- void * ret;
-
- XGI_INFO("Jong_05292006-xgi_find_pcie_virt-Begin\n");
-
- used_list = xgi_pcie_heap->used_list.next;
- XGI_INFO("Jong_05292006-used_list=%ul\n", used_list);
-
- offset_in_page = address & (PAGE_SIZE-1);
- XGI_INFO("Jong_05292006-address=0x%px, PAGE_SIZE-1=%ul, offset_in_page=%ul\n", address, PAGE_SIZE-1, offset_in_page);
-
- while (used_list != &xgi_pcie_heap->used_list)
- {
- block = list_entry(used_list, struct xgi_pcie_block_s, list);
- XGI_INFO("Jong_05292006-block=0x%px\n", block);
- XGI_INFO("Jong_05292006-block->hw_addr=0x%px\n", block->hw_addr);
- XGI_INFO("Jong_05292006- block->size=%ul\n", block->size);
-
- if ((address >= block->hw_addr) && (address < (block->hw_addr + block->size)))
- {
- loc_in_pagetable = (address - block->hw_addr) >> PAGE_SHIFT;
- ret = (void*)(block->page_table[loc_in_pagetable].virt_addr + offset_in_page);
-
- XGI_INFO("Jong_05292006-PAGE_SHIFT=%d\n", PAGE_SHIFT);
- XGI_INFO("Jong_05292006-loc_in_pagetable=0x%px\n", loc_in_pagetable);
- XGI_INFO("Jong_05292006-block->page_table[loc_in_pagetable].virt_addr=0x%px\n", block->page_table[loc_in_pagetable].virt_addr);
- XGI_INFO("Jong_05292006-offset_in_page=%d\n", offset_in_page);
- XGI_INFO("Jong_05292006-return(virt_addr)=0x%px\n", ret);
-
- return ret ;
- }
- else
- {
- XGI_INFO("Jong_05292006-used_list = used_list->next;\n");
- used_list = used_list->next;
- }
- }
-
- XGI_ERROR("could not find map for vm 0x%lx\n", address);
- return NULL;
-}
-
-
-void xgi_read_pcie_mem(xgi_info_t *info, xgi_mem_req_t *req)
-{
-
-}
-
-void xgi_write_pcie_mem(xgi_info_t *info, xgi_mem_req_t *req)
-{
-}
-
-/*
- address -- GE hw address
-*/
-void xgi_test_rwinkernel(xgi_info_t *info, unsigned long address)
-{
- unsigned long * virtaddr = 0;
- if (address == 0)
- {
- XGI_INFO("[Jong-kd] input GE HW addr is 0x00000000\n");
- return;
- }
-
- virtaddr = (unsigned long *) xgi_find_pcie_virt(info, address);
-
- XGI_INFO("[Jong-kd] input GE HW addr is 0x%lx\n", address);
- XGI_INFO("[Jong-kd] convert to CPU virt addr 0x%px\n", virtaddr);
- XGI_INFO("[Jong-kd] origin [virtaddr] = 0x%lx\n", *virtaddr);
- if (virtaddr != NULL)
- {
- *virtaddr = 0x00f00fff;
- }
-
- XGI_INFO("[Jong-kd] modified [virtaddr] = 0x%lx\n", *virtaddr);
-}
-
+
+/****************************************************************************
+ * Copyright (C) 2003-2006 by XGI Technology, Taiwan.
+ * *
+ * All Rights Reserved. *
+ * *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation on the rights to use, copy, modify, merge,
+ * publish, distribute, sublicense, and/or sell copies of the Software,
+ * and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ * *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial
+ * portions of the Software.
+ * *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NON-INFRINGEMENT. IN NO EVENT SHALL XGI AND/OR
+ * ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ ***************************************************************************/
+
+#include "xgi_types.h"
+#include "xgi_linux.h"
+#include "xgi_drv.h"
+#include "xgi_regs.h"
+#include "xgi_pcie.h"
+#include "xgi_misc.h"
+
+static xgi_pcie_heap_t *xgi_pcie_heap = NULL;
+static kmem_cache_t *xgi_pcie_cache_block = NULL;
+static xgi_pcie_block_t *xgi_pcie_vertex_block = NULL;
+static xgi_pcie_block_t *xgi_pcie_cmdlist_block = NULL;
+static xgi_pcie_block_t *xgi_pcie_scratchpad_block = NULL;
+extern struct list_head xgi_mempid_list;
+
+static unsigned long xgi_pcie_lut_alloc(unsigned long page_order)
+{
+ struct page *page;
+ unsigned long page_addr = 0;
+ unsigned long page_count = 0;
+ int i;
+
+ page_count = (1 << page_order);
+ page_addr = __get_free_pages(GFP_KERNEL, page_order);
+
+ if (page_addr == 0UL) {
+ XGI_ERROR("Can't get free pages: 0x%lx from system memory !\n",
+ page_count);
+ return 0;
+ }
+
+ page = virt_to_page(page_addr);
+
+ for (i = 0; i < page_count; i++, page++) {
+ XGI_INC_PAGE_COUNT(page);
+ XGILockPage(page);
+ }
+
+ XGI_INFO("page_count: 0x%lx page_order: 0x%lx page_addr: 0x%lx \n",
+ page_count, page_order, page_addr);
+ return page_addr;
+}
+
+static void xgi_pcie_lut_free(unsigned long page_addr, unsigned long page_order)
+{
+ struct page *page;
+ unsigned long page_count = 0;
+ int i;
+
+ page_count = (1 << page_order);
+ page = virt_to_page(page_addr);
+
+ for (i = 0; i < page_count; i++, page++) {
+ XGI_DEC_PAGE_COUNT(page);
+ XGIUnlockPage(page);
+ }
+
+ free_pages(page_addr, page_order);
+}
+
+static int xgi_pcie_lut_init(xgi_info_t * info)
+{
+ unsigned char *page_addr = NULL;
+ unsigned long pciePageCount, lutEntryNum, lutPageCount, lutPageOrder;
+ unsigned long count = 0;
+ u8 temp = 0;
+
+ /* Jong 06/06/2006 */
+ unsigned long pcie_aperture_size;
+
+ info->pcie.size = 128 * 1024 * 1024;
+
+ /* Get current FB aperture size */
+ temp = In3x5(0x27);
+ XGI_INFO("In3x5(0x27): 0x%x \n", temp);
+
+ if (temp & 0x01) { /* 256MB; Jong 06/05/2006; 0x10000000 */
+ /* Jong 06/06/2006; allocate memory */
+ pcie_aperture_size = 256 * 1024 * 1024;
+ /* info->pcie.base = 256 * 1024 * 1024; *//* pcie base is different from fb base */
+ } else { /* 128MB; Jong 06/05/2006; 0x08000000 */
+
+ /* Jong 06/06/2006; allocate memory */
+ pcie_aperture_size = 128 * 1024 * 1024;
+ /* info->pcie.base = 128 * 1024 * 1024; */
+ }
+
+ /* Jong 06/06/2006; allocate memory; it can be used for build-in kernel modules */
+ /* info->pcie.base=(unsigned long)alloc_bootmem(pcie_mem_size); */
+ /* total 496 MB; need 256 MB (0x10000000); start from 240 MB (0x0F000000) */
+ /* info->pcie.base=ioremap(0x0F000000, 0x10000000); *//* Cause system hang */
+ info->pcie.base = pcie_aperture_size; /* works */
+ /* info->pcie.base=info->fb.base + info->fb.size; *//* System hang */
+ /* info->pcie.base=128 * 1024 * 1024; *//* System hang */
+
+ XGI_INFO("Jong06062006-info->pcie.base: 0x%lx \n", info->pcie.base);
+
+ /* Get current lookup table page size */
+ temp = bReadReg(0xB00C);
+ if (temp & 0x04) { /* 8KB */
+ info->lutPageSize = 8 * 1024;
+ } else { /* 4KB */
+
+ info->lutPageSize = 4 * 1024;
+ }
+
+ XGI_INFO("info->lutPageSize: 0x%lx \n", info->lutPageSize);
+
+#if 0
+ /* Get current lookup table location */
+ temp = bReadReg(0xB00C);
+ if (temp & 0x02) { /* LFB */
+ info->isLUTInLFB = TRUE;
+ /* Current we only support lookup table in LFB */
+ temp &= 0xFD;
+ bWriteReg(0xB00C, temp);
+ info->isLUTInLFB = FALSE;
+ } else { /* SFB */
+
+ info->isLUTInLFB = FALSE;
+ }
+
+ XGI_INFO("info->lutPageSize: 0x%lx \n", info->lutPageSize);
+
+ /* Get current SDFB page size */
+ temp = bReadReg(0xB00C);
+ if (temp & 0x08) { /* 8MB */
+ info->sdfbPageSize = 8 * 1024 * 1024;
+ } else { /* 4MB */
+
+ info->sdfbPageSize = 4 * 1024 * 1024;
+ }
+#endif
+ pciePageCount = (info->pcie.size + PAGE_SIZE - 1) / PAGE_SIZE;
+
+ /*
+ * Allocate memory for PCIE GART table;
+ */
+ lutEntryNum = pciePageCount;
+ lutPageCount = (lutEntryNum * 4 + PAGE_SIZE - 1) / PAGE_SIZE;
+
+ /* get page_order base on page_count */
+ count = lutPageCount;
+ for (lutPageOrder = 0; count; count >>= 1, ++lutPageOrder) ;
+
+ if ((lutPageCount << 1) == (1 << lutPageOrder)) {
+ lutPageOrder -= 1;
+ }
+
+ XGI_INFO("lutEntryNum: 0x%lx lutPageCount: 0x%lx lutPageOrder 0x%lx\n",
+ lutEntryNum, lutPageCount, lutPageOrder);
+
+ info->lutPageOrder = lutPageOrder;
+ page_addr = (unsigned char *)xgi_pcie_lut_alloc(lutPageOrder);
+
+ if (!page_addr) {
+ XGI_ERROR("cannot allocate PCIE lut page!\n");
+ goto fail;
+ }
+ info->lut_base = (unsigned long *)page_addr;
+
+ XGI_INFO("page_addr: 0x%p virt_to_phys(page_virtual): 0x%lx \n",
+ page_addr, virt_to_phys(page_addr));
+
+ XGI_INFO
+ ("info->lut_base: 0x%p __pa(info->lut_base): 0x%lx info->lutPageOrder 0x%lx\n",
+ info->lut_base, __pa(info->lut_base), info->lutPageOrder);
+
+ /*
+ * clean all PCIE GART Entry
+ */
+ memset(page_addr, 0, PAGE_SIZE << lutPageOrder);
+
+#if defined(__i386__) || defined(__x86_64__)
+ asm volatile ("wbinvd":::"memory");
+#else
+ mb();
+#endif
+
+ /* Set GART in SFB */
+ bWriteReg(0xB00C, bReadReg(0xB00C) & ~0x02);
+ /* Set GART base address to HW */
+ dwWriteReg(0xB034, __pa(info->lut_base));
+
+ return 1;
+ fail:
+ return 0;
+}
+
+static void xgi_pcie_lut_cleanup(xgi_info_t * info)
+{
+ if (info->lut_base) {
+ XGI_INFO("info->lut_base: 0x%p info->lutPageOrder: 0x%lx \n",
+ info->lut_base, info->lutPageOrder);
+ xgi_pcie_lut_free((unsigned long)info->lut_base,
+ info->lutPageOrder);
+ info->lut_base = NULL;
+ }
+}
+
+static xgi_pcie_block_t *xgi_pcie_new_node(void)
+{
+ xgi_pcie_block_t *block =
+ (xgi_pcie_block_t *) kmem_cache_alloc(xgi_pcie_cache_block,
+ GFP_KERNEL);
+ if (block == NULL) {
+ return NULL;
+ }
+
+ block->offset = 0; /* block's offset in pcie memory, begin from 0 */
+ block->size = 0; /* The block size. */
+ block->bus_addr = 0; /* CPU access address/bus address */
+ block->hw_addr = 0; /* GE access address */
+ block->page_count = 0;
+ block->page_order = 0;
+ block->page_block = NULL;
+ block->page_table = NULL;
+ block->owner = PCIE_INVALID;
+
+ return block;
+}
+
+static void xgi_pcie_block_stuff_free(xgi_pcie_block_t * block)
+{
+ struct page *page;
+ xgi_page_block_t *page_block = block->page_block;
+ xgi_page_block_t *free_block;
+ unsigned long page_count = 0;
+ int i;
+
+ //XGI_INFO("block->page_block: 0x%p \n", block->page_block);
+ while (page_block) {
+ page_count = page_block->page_count;
+
+ page = virt_to_page(page_block->virt_addr);
+ for (i = 0; i < page_count; i++, page++) {
+ XGI_DEC_PAGE_COUNT(page);
+ XGIUnlockPage(page);
+ }
+ free_pages(page_block->virt_addr, page_block->page_order);
+
+ page_block->phys_addr = 0;
+ page_block->virt_addr = 0;
+ page_block->page_count = 0;
+ page_block->page_order = 0;
+
+ free_block = page_block;
+ page_block = page_block->next;
+ //XGI_INFO("free free_block: 0x%p \n", free_block);
+ kfree(free_block);
+ free_block = NULL;
+ }
+
+ if (block->page_table) {
+ //XGI_INFO("free block->page_table: 0x%p \n", block->page_table);
+ kfree(block->page_table);
+ block->page_table = NULL;
+ }
+}
+
+int xgi_pcie_heap_init(xgi_info_t * info)
+{
+ xgi_pcie_block_t *block;
+
+ if (!xgi_pcie_lut_init(info)) {
+ XGI_ERROR("xgi_pcie_lut_init failed\n");
+ return 0;
+ }
+
+ xgi_pcie_heap =
+ (xgi_pcie_heap_t *) kmalloc(sizeof(xgi_pcie_heap_t), GFP_KERNEL);
+ if (!xgi_pcie_heap) {
+ XGI_ERROR("xgi_pcie_heap alloc failed\n");
+ goto fail1;
+ }
+ INIT_LIST_HEAD(&xgi_pcie_heap->free_list);
+ INIT_LIST_HEAD(&xgi_pcie_heap->used_list);
+ INIT_LIST_HEAD(&xgi_pcie_heap->sort_list);
+
+ xgi_pcie_heap->max_freesize = info->pcie.size;
+
+ xgi_pcie_cache_block =
+ kmem_cache_create("xgi_pcie_block", sizeof(xgi_pcie_block_t), 0,
+ SLAB_HWCACHE_ALIGN, NULL, NULL);
+
+ if (NULL == xgi_pcie_cache_block) {
+ XGI_ERROR("Fail to creat xgi_pcie_block\n");
+ goto fail2;
+ }
+
+ block = (xgi_pcie_block_t *) xgi_pcie_new_node();
+ if (!block) {
+ XGI_ERROR("xgi_pcie_new_node failed\n");
+ goto fail3;
+ }
+
+ block->offset = 0; /* block's offset in pcie memory, begin from 0 */
+ block->size = info->pcie.size;
+
+ list_add(&block->list, &xgi_pcie_heap->free_list);
+
+ XGI_INFO("PCIE start address: 0x%lx, memory size : 0x%lx\n",
+ block->offset, block->size);
+ return 1;
+ fail3:
+ if (xgi_pcie_cache_block) {
+ kmem_cache_destroy(xgi_pcie_cache_block);
+ xgi_pcie_cache_block = NULL;
+ }
+
+ fail2:
+ if (xgi_pcie_heap) {
+ kfree(xgi_pcie_heap);
+ xgi_pcie_heap = NULL;
+ }
+ fail1:
+ xgi_pcie_lut_cleanup(info);
+ return 0;
+}
+
+void xgi_pcie_heap_check(void)
+{
+ struct list_head *useList, *temp;
+ xgi_pcie_block_t *block;
+ unsigned int ownerIndex;
+ char *ownerStr[6] =
+ { "2D", "3D", "3D_CMD", "3D_SCR", "3D_TEX", "ELSE" };
+
+ if (xgi_pcie_heap) {
+ useList = &xgi_pcie_heap->used_list;
+ temp = useList->next;
+ XGI_INFO("pcie freemax = 0x%lx\n", xgi_pcie_heap->max_freesize);
+ while (temp != useList) {
+ block = list_entry(temp, struct xgi_pcie_block_s, list);
+ if (block->owner == PCIE_2D)
+ ownerIndex = 0;
+ else if (block->owner > PCIE_3D_TEXTURE
+ || block->owner < PCIE_2D
+ || block->owner < PCIE_3D)
+ ownerIndex = 5;
+ else
+ ownerIndex = block->owner - PCIE_3D + 1;
+ XGI_INFO
+ ("Allocated by %s, block->offset: 0x%lx block->size: 0x%lx \n",
+ ownerStr[ownerIndex], block->offset, block->size);
+ temp = temp->next;
+ }
+
+ }
+}
+
+void xgi_pcie_heap_cleanup(xgi_info_t * info)
+{
+ struct list_head *free_list, *temp;
+ xgi_pcie_block_t *block;
+ int j;
+
+ xgi_pcie_lut_cleanup(info);
+ XGI_INFO("xgi_pcie_lut_cleanup scceeded\n");
+
+ if (xgi_pcie_heap) {
+ free_list = &xgi_pcie_heap->free_list;
+ for (j = 0; j < 3; j++, free_list++) {
+ temp = free_list->next;
+
+ while (temp != free_list) {
+ block =
+ list_entry(temp, struct xgi_pcie_block_s,
+ list);
+ XGI_INFO
+ ("No. %d block->offset: 0x%lx block->size: 0x%lx \n",
+ j, block->offset, block->size);
+ xgi_pcie_block_stuff_free(block);
+ block->bus_addr = 0;
+ block->hw_addr = 0;
+
+ temp = temp->next;
+ //XGI_INFO("No. %d free block: 0x%p \n", j, block);
+ kmem_cache_free(xgi_pcie_cache_block, block);
+ block = NULL;
+ }
+ }
+
+ XGI_INFO("free xgi_pcie_heap: 0x%p \n", xgi_pcie_heap);
+ kfree(xgi_pcie_heap);
+ xgi_pcie_heap = NULL;
+ }
+
+ if (xgi_pcie_cache_block) {
+ kmem_cache_destroy(xgi_pcie_cache_block);
+ xgi_pcie_cache_block = NULL;
+ }
+}
+
+static xgi_pcie_block_t *xgi_pcie_mem_alloc(xgi_info_t * info,
+ unsigned long originalSize,
+ enum PcieOwner owner)
+{
+ struct list_head *free_list;
+ xgi_pcie_block_t *block, *used_block, *free_block;
+ xgi_page_block_t *page_block, *prev_page_block;
+ struct page *page;
+ unsigned long page_order = 0, count = 0, index = 0;
+ unsigned long page_addr = 0;
+ unsigned long *lut_addr = NULL;
+ unsigned long lut_id = 0;
+ unsigned long size = (originalSize + PAGE_SIZE - 1) & PAGE_MASK;
+ int i, j, page_count = 0;
+ int temp = 0;
+
+ XGI_INFO("Jong05302006-xgi_pcie_mem_alloc-Begin\n");
+ XGI_INFO("Original 0x%lx bytes requested, really 0x%lx allocated\n",
+ originalSize, size);
+
+ if (owner == PCIE_3D) {
+ if (xgi_pcie_vertex_block) {
+ XGI_INFO
+ ("PCIE Vertex has been created, return directly.\n");
+ return xgi_pcie_vertex_block;
+ }
+ }
+
+ if (owner == PCIE_3D_CMDLIST) {
+ if (xgi_pcie_cmdlist_block) {
+ XGI_INFO
+ ("PCIE Cmdlist has been created, return directly.\n");
+ return xgi_pcie_cmdlist_block;
+ }
+ }
+
+ if (owner == PCIE_3D_SCRATCHPAD) {
+ if (xgi_pcie_scratchpad_block) {
+ XGI_INFO
+ ("PCIE Scratchpad has been created, return directly.\n");
+ return xgi_pcie_scratchpad_block;
+ }
+ }
+
+ if (size == 0) {
+ XGI_ERROR("size == 0 \n");
+ return (NULL);
+ }
+
+ XGI_INFO("max_freesize: 0x%lx \n", xgi_pcie_heap->max_freesize);
+ if (size > xgi_pcie_heap->max_freesize) {
+ XGI_ERROR
+ ("size: 0x%lx bigger than PCIE total free size: 0x%lx.\n",
+ size, xgi_pcie_heap->max_freesize);
+ return (NULL);
+ }
+
+ /* Jong 05/30/2006; find next free list which has enough space */
+ free_list = xgi_pcie_heap->free_list.next;
+ while (free_list != &xgi_pcie_heap->free_list) {
+ //XGI_INFO("free_list: 0x%px \n", free_list);
+ block = list_entry(free_list, struct xgi_pcie_block_s, list);
+ if (size <= block->size) {
+ break;
+ }
+ free_list = free_list->next;
+ }
+
+ if (free_list == &xgi_pcie_heap->free_list) {
+ XGI_ERROR("Can't allocate %ldk size from PCIE memory !\n",
+ size / 1024);
+ return (NULL);
+ }
+
+ free_block = block;
+ XGI_INFO("alloc size: 0x%lx from offset: 0x%lx size: 0x%lx \n",
+ size, free_block->offset, free_block->size);
+
+ if (size == free_block->size) {
+ used_block = free_block;
+ XGI_INFO("size==free_block->size: free_block = 0x%p\n",
+ free_block);
+ list_del(&free_block->list);
+ } else {
+ used_block = xgi_pcie_new_node();
+ if (used_block == NULL) {
+ return NULL;
+ }
+
+ if (used_block == free_block) {
+ XGI_ERROR("used_block == free_block = 0x%p\n",
+ used_block);
+ }
+
+ used_block->offset = free_block->offset;
+ used_block->size = size;
+
+ free_block->offset += size;
+ free_block->size -= size;
+ }
+
+ xgi_pcie_heap->max_freesize -= size;
+
+ used_block->bus_addr = info->pcie.base + used_block->offset;
+ used_block->hw_addr = info->pcie.base + used_block->offset;
+ used_block->page_count = page_count = size / PAGE_SIZE;
+
+ /* get page_order base on page_count */
+ for (used_block->page_order = 0; page_count; page_count >>= 1) {
+ ++used_block->page_order;
+ }
+
+ if ((used_block->page_count << 1) == (1 << used_block->page_order)) {
+ used_block->page_order--;
+ }
+ XGI_INFO
+ ("used_block->offset: 0x%lx, used_block->size: 0x%lx, used_block->bus_addr: 0x%lx, used_block->hw_addr: 0x%lx, used_block->page_count: 0x%lx used_block->page_order: 0x%lx\n",
+ used_block->offset, used_block->size, used_block->bus_addr,
+ used_block->hw_addr, used_block->page_count,
+ used_block->page_order);
+
+ used_block->page_block = NULL;
+ //used_block->page_block = (xgi_pages_block_t *)kmalloc(sizeof(xgi_pages_block_t), GFP_KERNEL);
+ //if (!used_block->page_block) return NULL;
+ //used_block->page_block->next = NULL;
+
+ used_block->page_table =
+ (xgi_pte_t *) kmalloc(sizeof(xgi_pte_t) * used_block->page_count,
+ GFP_KERNEL);
+ if (used_block->page_table == NULL) {
+ goto fail;
+ }
+
+ lut_id = (used_block->offset >> PAGE_SHIFT);
+ lut_addr = info->lut_base;
+ lut_addr += lut_id;
+ XGI_INFO("lutAddr: 0x%p lutID: 0x%lx \n", lut_addr, lut_id);
+
+ /* alloc free pages from system */
+ page_count = used_block->page_count;
+ page_block = used_block->page_block;
+ prev_page_block = used_block->page_block;
+ for (i = 0; page_count > 0; i++) {
+ /* if size is bigger than 2M bytes, it should be split */
+ if (page_count > (1 << XGI_PCIE_ALLOC_MAX_ORDER)) {
+ page_order = XGI_PCIE_ALLOC_MAX_ORDER;
+ } else {
+ count = page_count;
+ for (page_order = 0; count; count >>= 1, ++page_order) ;
+
+ if ((page_count << 1) == (1 << page_order)) {
+ page_order -= 1;
+ }
+ }
+
+ count = (1 << page_order);
+ page_addr = __get_free_pages(GFP_KERNEL, page_order);
+ XGI_INFO("Jong05302006-xgi_pcie_mem_alloc-page_addr=0x%lx \n",
+ page_addr);
+
+ if (!page_addr) {
+ XGI_ERROR
+ ("No: %d :Can't get free pages: 0x%lx from system memory !\n",
+ i, count);
+ goto fail;
+ }
+
+ /* Jong 05/30/2006; test */
+ memset((unsigned char *)page_addr, 0xFF,
+ PAGE_SIZE << page_order);
+ /* memset((unsigned char *)page_addr, 0, PAGE_SIZE << page_order); */
+
+ if (page_block == NULL) {
+ page_block =
+ (xgi_page_block_t *)
+ kmalloc(sizeof(xgi_page_block_t), GFP_KERNEL);
+ if (!page_block) {
+ XGI_ERROR
+ ("Can't get memory for page_block! \n");
+ goto fail;
+ }
+ }
+
+ if (prev_page_block == NULL) {
+ used_block->page_block = page_block;
+ prev_page_block = page_block;
+ } else {
+ prev_page_block->next = page_block;
+ prev_page_block = page_block;
+ }
+
+ page_block->next = NULL;
+ page_block->phys_addr = __pa(page_addr);
+ page_block->virt_addr = page_addr;
+ page_block->page_count = count;
+ page_block->page_order = page_order;
+
+ XGI_INFO
+ ("Jong05302006-xgi_pcie_mem_alloc-page_block->phys_addr=0x%lx \n",
+ page_block->phys_addr);
+ XGI_INFO
+ ("Jong05302006-xgi_pcie_mem_alloc-page_block->virt_addr=0x%lx \n",
+ page_block->virt_addr);
+
+ page = virt_to_page(page_addr);
+
+ //XGI_INFO("No: %d page_order: 0x%lx page_count: 0x%x count: 0x%lx index: 0x%lx lut_addr: 0x%p"
+ // "page_block->phys_addr: 0x%lx page_block->virt_addr: 0x%lx \n",
+ // i, page_order, page_count, count, index, lut_addr, page_block->phys_addr, page_block->virt_addr);
+
+ for (j = 0; j < count; j++, page++, lut_addr++) {
+ used_block->page_table[index + j].phys_addr =
+ __pa(page_address(page));
+ used_block->page_table[index + j].virt_addr =
+ (unsigned long)page_address(page);
+
+ XGI_INFO
+ ("Jong05302006-xgi_pcie_mem_alloc-used_block->page_table[index + j].phys_addr=0x%lx \n",
+ used_block->page_table[index + j].phys_addr);
+ XGI_INFO
+ ("Jong05302006-xgi_pcie_mem_alloc-used_block->page_table[index + j].virt_addr=0x%lx \n",
+ used_block->page_table[index + j].virt_addr);
+
+ *lut_addr = __pa(page_address(page));
+ XGI_INC_PAGE_COUNT(page);
+ XGILockPage(page);
+
+ if (temp) {
+ XGI_INFO
+ ("__pa(page_address(page)): 0x%lx lutAddr: 0x%p lutAddr No: 0x%x = 0x%lx \n",
+ __pa(page_address(page)), lut_addr, j,
+ *lut_addr);
+ temp--;
+ }
+ }
+
+ page_block = page_block->next;
+ page_count -= count;
+ index += count;
+ temp = 0;
+ }
+
+ used_block->owner = owner;
+ list_add(&used_block->list, &xgi_pcie_heap->used_list);
+
+#if defined(__i386__) || defined(__x86_64__)
+ asm volatile ("wbinvd":::"memory");
+#else
+ mb();
+#endif
+
+ /* Flush GART Table */
+ bWriteReg(0xB03F, 0x40);
+ bWriteReg(0xB03F, 0x00);
+
+ if (owner == PCIE_3D) {
+ xgi_pcie_vertex_block = used_block;
+ }
+
+ if (owner == PCIE_3D_CMDLIST) {
+ xgi_pcie_cmdlist_block = used_block;
+ }
+
+ if (owner == PCIE_3D_SCRATCHPAD) {
+ xgi_pcie_scratchpad_block = used_block;
+ }
+
+ XGI_INFO("Jong05302006-xgi_pcie_mem_alloc-End \n");
+ return (used_block);
+
+ fail:
+ xgi_pcie_block_stuff_free(used_block);
+ kmem_cache_free(xgi_pcie_cache_block, used_block);
+ return NULL;
+}
+
+static xgi_pcie_block_t *xgi_pcie_mem_free(xgi_info_t * info,
+ unsigned long offset)
+{
+ struct list_head *free_list, *used_list;
+ xgi_pcie_block_t *used_block, *block = NULL;
+ xgi_pcie_block_t *prev, *next;
+ unsigned long upper, lower;
+
+ used_list = xgi_pcie_heap->used_list.next;
+ while (used_list != &xgi_pcie_heap->used_list) {
+ block = list_entry(used_list, struct xgi_pcie_block_s, list);
+ if (block->offset == offset) {
+ break;
+ }
+ used_list = used_list->next;
+ }
+
+ if (used_list == &xgi_pcie_heap->used_list) {
+ XGI_ERROR("can't find block: 0x%lx to free!\n", offset);
+ return (NULL);
+ }
+
+ used_block = block;
+ XGI_INFO
+ ("used_block: 0x%p, offset = 0x%lx, size = 0x%lx, bus_addr = 0x%lx, hw_addr = 0x%lx\n",
+ used_block, used_block->offset, used_block->size,
+ used_block->bus_addr, used_block->hw_addr);
+
+ xgi_pcie_block_stuff_free(used_block);
+
+ /* update xgi_pcie_heap */
+ xgi_pcie_heap->max_freesize += used_block->size;
+
+ prev = next = NULL;
+ upper = used_block->offset + used_block->size;
+ lower = used_block->offset;
+
+ free_list = xgi_pcie_heap->free_list.next;
+
+ while (free_list != &xgi_pcie_heap->free_list) {
+ block = list_entry(free_list, struct xgi_pcie_block_s, list);
+ if (block->offset == upper) {
+ next = block;
+ } else if ((block->offset + block->size) == lower) {
+ prev = block;
+ }
+ free_list = free_list->next;
+ }
+
+ XGI_INFO("next = 0x%p, prev = 0x%p\n", next, prev);
+ list_del(&used_block->list);
+
+ if (prev && next) {
+ prev->size += (used_block->size + next->size);
+ list_del(&next->list);
+ XGI_INFO("free node 0x%p\n", next);
+ kmem_cache_free(xgi_pcie_cache_block, next);
+ kmem_cache_free(xgi_pcie_cache_block, used_block);
+ next = NULL;
+ used_block = NULL;
+ return (prev);
+ }
+
+ if (prev) {
+ prev->size += used_block->size;
+ XGI_INFO("free node 0x%p\n", used_block);
+ kmem_cache_free(xgi_pcie_cache_block, used_block);
+ used_block = NULL;
+ return (prev);
+ }
+
+ if (next) {
+ next->size += used_block->size;
+ next->offset = used_block->offset;
+ XGI_INFO("free node 0x%p\n", used_block);
+ kmem_cache_free(xgi_pcie_cache_block, used_block);
+ used_block = NULL;
+ return (next);
+ }
+
+ used_block->bus_addr = 0;
+ used_block->hw_addr = 0;
+ used_block->page_count = 0;
+ used_block->page_order = 0;
+ list_add(&used_block->list, &xgi_pcie_heap->free_list);
+ XGI_INFO("Recycled free node %p, offset = 0x%lx, size = 0x%lx\n",
+ used_block, used_block->offset, used_block->size);
+ return (used_block);
+}
+
+void xgi_pcie_alloc(xgi_info_t * info, unsigned long size,
+ enum PcieOwner owner, xgi_mem_alloc_t * alloc)
+{
+ xgi_pcie_block_t *block;
+ xgi_mem_pid_t *mempid_block;
+
+ xgi_down(info->pcie_sem);
+ block = xgi_pcie_mem_alloc(info, size, owner);
+ xgi_up(info->pcie_sem);
+
+ if (block == NULL) {
+ alloc->location = INVALID;
+ alloc->size = 0;
+ alloc->bus_addr = 0;
+ alloc->hw_addr = 0;
+ XGI_ERROR("PCIE RAM allocation failed\n");
+ } else {
+ XGI_INFO
+ ("PCIE RAM allocation succeeded: offset = 0x%lx, bus_addr = 0x%lx\n",
+ block->offset, block->bus_addr);
+ alloc->location = NON_LOCAL;
+ alloc->size = block->size;
+ alloc->bus_addr = block->bus_addr;
+ alloc->hw_addr = block->hw_addr;
+
+ /*
+ manage mempid, handle PCIE_3D, PCIE_3D_TEXTURE.
+ PCIE_3D request means a opengl process created.
+ PCIE_3D_TEXTURE request means texture cannot alloc from fb.
+ */
+ if (owner == PCIE_3D || owner == PCIE_3D_TEXTURE) {
+ mempid_block =
+ kmalloc(sizeof(xgi_mem_pid_t), GFP_KERNEL);
+ if (!mempid_block)
+ XGI_ERROR("mempid_block alloc failed\n");
+ mempid_block->location = NON_LOCAL;
+ if (owner == PCIE_3D)
+ mempid_block->bus_addr = 0xFFFFFFFF; /*xgi_pcie_vertex_block has the address */
+ else
+ mempid_block->bus_addr = alloc->bus_addr;
+ mempid_block->pid = alloc->pid;
+
+ XGI_INFO
+ ("Memory ProcessID add one pcie block pid:%ld successfully! \n",
+ mempid_block->pid);
+ list_add(&mempid_block->list, &xgi_mempid_list);
+ }
+ }
+}
+
+void xgi_pcie_free(xgi_info_t * info, unsigned long bus_addr)
+{
+ xgi_pcie_block_t *block;
+ unsigned long offset = bus_addr - info->pcie.base;
+ xgi_mem_pid_t *mempid_block;
+ xgi_mem_pid_t *mempid_freeblock = NULL;
+ struct list_head *mempid_list;
+ char isvertex = 0;
+ int processcnt;
+
+ if (xgi_pcie_vertex_block
+ && xgi_pcie_vertex_block->bus_addr == bus_addr)
+ isvertex = 1;
+
+ if (isvertex) {
+ /*check is there any other process using vertex */
+ processcnt = 0;
+ mempid_list = xgi_mempid_list.next;
+ while (mempid_list != &xgi_mempid_list) {
+ mempid_block =
+ list_entry(mempid_list, struct xgi_mem_pid_s, list);
+ if (mempid_block->location == NON_LOCAL
+ && mempid_block->bus_addr == 0xFFFFFFFF) {
+ ++processcnt;
+ }
+ mempid_list = mempid_list->next;
+ }
+ if (processcnt > 1) {
+ return;
+ }
+ }
+
+ xgi_down(info->pcie_sem);
+ block = xgi_pcie_mem_free(info, offset);
+ xgi_up(info->pcie_sem);
+
+ if (block == NULL) {
+ XGI_ERROR("xgi_pcie_free() failed at base 0x%lx\n", offset);
+ }
+
+ if (isvertex)
+ xgi_pcie_vertex_block = NULL;
+
+ /* manage mempid */
+ mempid_list = xgi_mempid_list.next;
+ while (mempid_list != &xgi_mempid_list) {
+ mempid_block =
+ list_entry(mempid_list, struct xgi_mem_pid_s, list);
+ if (mempid_block->location == NON_LOCAL
+ && ((isvertex && mempid_block->bus_addr == 0xFFFFFFFF)
+ || (!isvertex && mempid_block->bus_addr == bus_addr))) {
+ mempid_freeblock = mempid_block;
+ break;
+ }
+ mempid_list = mempid_list->next;
+ }
+ if (mempid_freeblock) {
+ list_del(&mempid_freeblock->list);
+ XGI_INFO
+ ("Memory ProcessID delete one pcie block pid:%ld successfully! \n",
+ mempid_freeblock->pid);
+ kfree(mempid_freeblock);
+ }
+}
+
+/*
+ * given a bus address, fid the pcie mem block
+ * uses the bus address as the key.
+ */
+void *xgi_find_pcie_block(xgi_info_t * info, unsigned long address)
+{
+ struct list_head *used_list;
+ xgi_pcie_block_t *block;
+ int i;
+
+ used_list = xgi_pcie_heap->used_list.next;
+
+ while (used_list != &xgi_pcie_heap->used_list) {
+ block = list_entry(used_list, struct xgi_pcie_block_s, list);
+
+ if (block->bus_addr == address) {
+ return block;
+ }
+
+ if (block->page_table) {
+ for (i = 0; i < block->page_count; i++) {
+ unsigned long offset = block->bus_addr;
+ if ((address >= offset)
+ && (address < (offset + PAGE_SIZE))) {
+ return block;
+ }
+ }
+ }
+ used_list = used_list->next;
+ }
+
+ XGI_ERROR("could not find map for vm 0x%lx\n", address);
+
+ return NULL;
+}
+
+/*
+ address -- GE HW address
+ return -- CPU virtual address
+
+ assume the CPU VAddr is continuous in not the same block
+*/
+void *xgi_find_pcie_virt(xgi_info_t * info, unsigned long address)
+{
+ struct list_head *used_list;
+ xgi_pcie_block_t *block;
+ unsigned long offset_in_page;
+ unsigned long loc_in_pagetable;
+ void *ret;
+
+ XGI_INFO("Jong_05292006-xgi_find_pcie_virt-Begin\n");
+
+ used_list = xgi_pcie_heap->used_list.next;
+ XGI_INFO("Jong_05292006-used_list=%ul\n", used_list);
+
+ offset_in_page = address & (PAGE_SIZE - 1);
+ XGI_INFO
+ ("Jong_05292006-address=0x%px, PAGE_SIZE-1=%ul, offset_in_page=%ul\n",
+ address, PAGE_SIZE - 1, offset_in_page);
+
+ while (used_list != &xgi_pcie_heap->used_list) {
+ block = list_entry(used_list, struct xgi_pcie_block_s, list);
+ XGI_INFO("Jong_05292006-block=0x%px\n", block);
+ XGI_INFO("Jong_05292006-block->hw_addr=0x%px\n",
+ block->hw_addr);
+ XGI_INFO("Jong_05292006- block->size=%ul\n", block->size);
+
+ if ((address >= block->hw_addr)
+ && (address < (block->hw_addr + block->size))) {
+ loc_in_pagetable =
+ (address - block->hw_addr) >> PAGE_SHIFT;
+ ret =
+ (void *)(block->page_table[loc_in_pagetable].
+ virt_addr + offset_in_page);
+
+ XGI_INFO("Jong_05292006-PAGE_SHIFT=%d\n", PAGE_SHIFT);
+ XGI_INFO("Jong_05292006-loc_in_pagetable=0x%px\n",
+ loc_in_pagetable);
+ XGI_INFO
+ ("Jong_05292006-block->page_table[loc_in_pagetable].virt_addr=0x%px\n",
+ block->page_table[loc_in_pagetable].virt_addr);
+ XGI_INFO("Jong_05292006-offset_in_page=%d\n",
+ offset_in_page);
+ XGI_INFO("Jong_05292006-return(virt_addr)=0x%px\n",
+ ret);
+
+ return ret;
+ } else {
+ XGI_INFO
+ ("Jong_05292006-used_list = used_list->next;\n");
+ used_list = used_list->next;
+ }
+ }
+
+ XGI_ERROR("could not find map for vm 0x%lx\n", address);
+ return NULL;
+}
+
+void xgi_read_pcie_mem(xgi_info_t * info, xgi_mem_req_t * req)
+{
+
+}
+
+void xgi_write_pcie_mem(xgi_info_t * info, xgi_mem_req_t * req)
+{
+}
+
+/*
+ address -- GE hw address
+*/
+void xgi_test_rwinkernel(xgi_info_t * info, unsigned long address)
+{
+ unsigned long *virtaddr = 0;
+ if (address == 0) {
+ XGI_INFO("[Jong-kd] input GE HW addr is 0x00000000\n");
+ return;
+ }
+
+ virtaddr = (unsigned long *)xgi_find_pcie_virt(info, address);
+
+ XGI_INFO("[Jong-kd] input GE HW addr is 0x%lx\n", address);
+ XGI_INFO("[Jong-kd] convert to CPU virt addr 0x%px\n", virtaddr);
+ XGI_INFO("[Jong-kd] origin [virtaddr] = 0x%lx\n", *virtaddr);
+ if (virtaddr != NULL) {
+ *virtaddr = 0x00f00fff;
+ }
+
+ XGI_INFO("[Jong-kd] modified [virtaddr] = 0x%lx\n", *virtaddr);
+}
diff --git a/linux-core/xgi_pcie.h b/linux-core/xgi_pcie.h
index cd5f85b8..32c2b584 100644
--- a/linux-core/xgi_pcie.h
+++ b/linux-core/xgi_pcie.h
@@ -1,73 +1,73 @@
-
-/****************************************************************************
- * Copyright (C) 2003-2006 by XGI Technology, Taiwan.
- * *
- * All Rights Reserved. *
- * *
- * Permission is hereby granted, free of charge, to any person obtaining
- * a copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation on the rights to use, copy, modify, merge,
- * publish, distribute, sublicense, and/or sell copies of the Software,
- * and to permit persons to whom the Software is furnished to do so,
- * subject to the following conditions:
- * *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial
- * portions of the Software.
- * *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- * NON-INFRINGEMENT. IN NO EVENT SHALL XGI AND/OR
- * ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
- * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
- * DEALINGS IN THE SOFTWARE.
- ***************************************************************************/
-
-#ifndef _XGI_PCIE_H_
-#define _XGI_PCIE_H_
-
-#ifndef XGI_PCIE_ALLOC_MAX_ORDER
-#define XGI_PCIE_ALLOC_MAX_ORDER 1 /* 8K in Kernel 2.4.* */
-#endif
-
-typedef struct xgi_page_block_s {
- struct xgi_page_block_s *next;
- unsigned long phys_addr;
- unsigned long virt_addr;
- unsigned long page_count;
- unsigned long page_order;
-} xgi_page_block_t;
-
-typedef struct xgi_pcie_block_s {
- struct list_head list;
- unsigned long offset; /* block's offset in pcie memory, begin from 0 */
- unsigned long size; /* The block size. */
- unsigned long bus_addr; /* CPU access address/bus address */
- unsigned long hw_addr; /* GE access address */
-
- unsigned long page_count;
- unsigned long page_order;
- xgi_page_block_t *page_block;
- xgi_pte_t *page_table; /* list of physical pages allocated */
-
- atomic_t use_count;
- enum PcieOwner owner;
- unsigned long processID;
-} xgi_pcie_block_t;
-
-typedef struct xgi_pcie_list_s {
- xgi_pcie_block_t *head;
- xgi_pcie_block_t *tail;
-} xgi_pcie_list_t;
-
-typedef struct xgi_pcie_heap_s {
- struct list_head free_list;
- struct list_head used_list;
- struct list_head sort_list;
- unsigned long max_freesize;
-} xgi_pcie_heap_t;
-
-#endif
+
+/****************************************************************************
+ * Copyright (C) 2003-2006 by XGI Technology, Taiwan.
+ * *
+ * All Rights Reserved. *
+ * *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation on the rights to use, copy, modify, merge,
+ * publish, distribute, sublicense, and/or sell copies of the Software,
+ * and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ * *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial
+ * portions of the Software.
+ * *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NON-INFRINGEMENT. IN NO EVENT SHALL XGI AND/OR
+ * ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ ***************************************************************************/
+
+#ifndef _XGI_PCIE_H_
+#define _XGI_PCIE_H_
+
+#ifndef XGI_PCIE_ALLOC_MAX_ORDER
+#define XGI_PCIE_ALLOC_MAX_ORDER 1 /* 8K in Kernel 2.4.* */
+#endif
+
+typedef struct xgi_page_block_s {
+ struct xgi_page_block_s *next;
+ unsigned long phys_addr;
+ unsigned long virt_addr;
+ unsigned long page_count;
+ unsigned long page_order;
+} xgi_page_block_t;
+
+typedef struct xgi_pcie_block_s {
+ struct list_head list;
+ unsigned long offset; /* block's offset in pcie memory, begin from 0 */
+ unsigned long size; /* The block size. */
+ unsigned long bus_addr; /* CPU access address/bus address */
+ unsigned long hw_addr; /* GE access address */
+
+ unsigned long page_count;
+ unsigned long page_order;
+ xgi_page_block_t *page_block;
+ xgi_pte_t *page_table; /* list of physical pages allocated */
+
+ atomic_t use_count;
+ enum PcieOwner owner;
+ unsigned long processID;
+} xgi_pcie_block_t;
+
+typedef struct xgi_pcie_list_s {
+ xgi_pcie_block_t *head;
+ xgi_pcie_block_t *tail;
+} xgi_pcie_list_t;
+
+typedef struct xgi_pcie_heap_s {
+ struct list_head free_list;
+ struct list_head used_list;
+ struct list_head sort_list;
+ unsigned long max_freesize;
+} xgi_pcie_heap_t;
+
+#endif
diff --git a/linux-core/xgi_regs.h b/linux-core/xgi_regs.h
index 18448139..487a7e15 100644
--- a/linux-core/xgi_regs.h
+++ b/linux-core/xgi_regs.h
@@ -1,410 +1,404 @@
-
-/****************************************************************************
- * Copyright (C) 2003-2006 by XGI Technology, Taiwan.
- * *
- * All Rights Reserved. *
- * *
- * Permission is hereby granted, free of charge, to any person obtaining
- * a copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation on the rights to use, copy, modify, merge,
- * publish, distribute, sublicense, and/or sell copies of the Software,
- * and to permit persons to whom the Software is furnished to do so,
- * subject to the following conditions:
- * *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial
- * portions of the Software.
- * *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- * NON-INFRINGEMENT. IN NO EVENT SHALL XGI AND/OR
- * ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
- * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
- * DEALINGS IN THE SOFTWARE.
- ***************************************************************************/
-
-
-#ifndef _XGI_REGS_H_
-#define _XGI_REGS_H_
-
-#ifndef XGI_MMIO
- #define XGI_MMIO 1
-#endif
-
-#if XGI_MMIO
-#define OUTB(port, value) writeb(value, info->mmio.vbase + port)
-#define INB(port) readb(info->mmio.vbase + port)
-#define OUTW(port, value) writew(value, info->mmio.vbase + port)
-#define INW(port) readw(info->mmio.vbase + port)
-#define OUTDW(port, value) writel(value, info->mmio.vbase + port)
-#define INDW(port) readl(info->mmio.vbase + port)
-#else
-#define OUTB(port, value) outb(value, port)
-#define INB(port) inb(port)
-#define OUTW(port, value) outw(value, port)
-#define INW(port) inw(port)
-#define OUTDW(port, value) outl(value, port)
-#define INDW(port) inl(port)
-#endif
-
-/* Hardware access functions */
-static inline void OUT3C5B(xgi_info_t *info, u8 index, u8 data)
-{
- OUTB(0x3C4, index);
- OUTB(0x3C5, data);
-}
-
-static inline void OUT3X5B(xgi_info_t *info, u8 index, u8 data)
-{
- OUTB(0x3D4, index);
- OUTB(0x3D5, data);
-}
-
-static inline void OUT3CFB(xgi_info_t *info, u8 index, u8 data)
-{
- OUTB(0x3CE, index);
- OUTB(0x3CF, data);
-}
-
-static inline u8 IN3C5B(xgi_info_t *info, u8 index)
-{
- volatile u8 data=0;
- OUTB(0x3C4, index);
- data = INB(0x3C5);
- return data;
-}
-
-static inline u8 IN3X5B(xgi_info_t *info, u8 index)
-{
- volatile u8 data=0;
- OUTB(0x3D4, index);
- data = INB(0x3D5);
- return data;
-}
-
-static inline u8 IN3CFB(xgi_info_t *info, u8 index)
-{
- volatile u8 data=0;
- OUTB(0x3CE, index);
- data = INB(0x3CF);
- return data;
-}
-
-static inline void OUT3C5W(xgi_info_t *info, u8 index, u16 data)
-{
- OUTB(0x3C4, index);
- OUTB(0x3C5, data);
-}
-
-static inline void OUT3X5W(xgi_info_t *info, u8 index, u16 data)
-{
- OUTB(0x3D4, index);
- OUTB(0x3D5, data);
-}
-
-static inline void OUT3CFW(xgi_info_t *info, u8 index, u8 data)
-{
- OUTB(0x3CE, index);
- OUTB(0x3CF, data);
-}
-
-static inline u8 IN3C5W(xgi_info_t *info, u8 index)
-{
- volatile u8 data=0;
- OUTB(0x3C4, index);
- data = INB(0x3C5);
- return data;
-}
-
-static inline u8 IN3X5W(xgi_info_t *info, u8 index)
-{
- volatile u8 data=0;
- OUTB(0x3D4, index);
- data = INB(0x3D5);
- return data;
-}
-
-static inline u8 IN3CFW(xgi_info_t *info, u8 index)
-{
- volatile u8 data=0;
- OUTB(0x3CE, index);
- data = INB(0x3CF);
- return data;
-}
-
-static inline u8 readAttr(xgi_info_t *info, u8 index)
-{
- INB(0x3DA); /* flip-flop to index */
- OUTB(0x3C0, index);
- return INB(0x3C1);
-}
-
-static inline void writeAttr(xgi_info_t *info, u8 index, u8 value)
-{
- INB(0x3DA); /* flip-flop to index */
- OUTB(0x3C0, index);
- OUTB(0x3C0, value);
-}
-
-/*
- * Graphic engine register (2d/3d) acessing interface
- */
-static inline void WriteRegDWord(xgi_info_t *info, u32 addr, u32 data)
-{
- /* Jong 05/25/2006 */
- XGI_INFO("Jong-WriteRegDWord()-Begin \n");
- XGI_INFO("Jong-WriteRegDWord()-info->mmio.vbase=0x%lx \n", info->mmio.vbase);
- XGI_INFO("Jong-WriteRegDWord()-addr=0x%lx \n", addr);
- XGI_INFO("Jong-WriteRegDWord()-data=0x%lx \n", data);
- /* return; */
-
- *(volatile u32*)(info->mmio.vbase + addr) = (data);
- XGI_INFO("Jong-WriteRegDWord()-End \n");
-}
-
-static inline void WriteRegWord(xgi_info_t *info, u32 addr, u16 data)
-{
- *(volatile u16*)(info->mmio.vbase + addr) = (data);
-}
-
-static inline void WriteRegByte(xgi_info_t *info, u32 addr, u8 data)
-{
- *(volatile u8*)(info->mmio.vbase + addr) = (data);
-}
-
-static inline u32 ReadRegDWord(xgi_info_t *info, u32 addr)
-{
- volatile u32 data;
- data = *(volatile u32*)(info->mmio.vbase + addr);
- return data;
-}
-
-static inline u16 ReadRegWord(xgi_info_t *info, u32 addr)
-{
- volatile u16 data;
- data = *(volatile u16*)(info->mmio.vbase + addr);
- return data;
-}
-
-static inline u8 ReadRegByte(xgi_info_t *info, u32 addr)
-{
- volatile u8 data;
- data = *(volatile u8*)(info->mmio.vbase + addr);
- return data;
-}
-#if 0
-extern void OUT3C5B(xgi_info_t *info, u8 index, u8 data);
-extern void OUT3X5B(xgi_info_t *info, u8 index, u8 data);
-extern void OUT3CFB(xgi_info_t *info, u8 index, u8 data);
-extern u8 IN3C5B(xgi_info_t *info, u8 index);
-extern u8 IN3X5B(xgi_info_t *info, u8 index);
-extern u8 IN3CFB(xgi_info_t *info, u8 index);
-extern void OUT3C5W(xgi_info_t *info, u8 index, u8 data);
-extern void OUT3X5W(xgi_info_t *info, u8 index, u8 data);
-extern void OUT3CFW(xgi_info_t *info, u8 index, u8 data);
-extern u8 IN3C5W(xgi_info_t *info, u8 index);
-extern u8 IN3X5W(xgi_info_t *info, u8 index);
-extern u8 IN3CFW(xgi_info_t *info, u8 index);
-
-extern void WriteRegDWord(xgi_info_t *info, u32 addr, u32 data);
-extern void WriteRegWord(xgi_info_t *info, u32 addr, u16 data);
-extern void WriteRegByte(xgi_info_t *info, u32 addr, u8 data);
-extern u32 ReadRegDWord(xgi_info_t *info, u32 addr);
-extern u16 ReadRegWord(xgi_info_t *info, u32 addr);
-extern u8 ReadRegByte(xgi_info_t *info, u32 addr);
-
-extern void EnableProtect();
-extern void DisableProtect();
-#endif
-
-#define Out(port, data) OUTB(port, data)
-#define bOut(port, data) OUTB(port, data)
-#define wOut(port, data) OUTW(port, data)
-#define dwOut(port, data) OUTDW(port, data)
-
-#define Out3x5(index, data) OUT3X5B(info, index, data)
-#define bOut3x5(index, data) OUT3X5B(info, index, data)
-#define wOut3x5(index, data) OUT3X5W(info, index, data)
-
-#define Out3c5(index, data) OUT3C5B(info, index, data)
-#define bOut3c5(index, data) OUT3C5B(info, index, data)
-#define wOut3c5(index, data) OUT3C5W(info, index, data)
-
-#define Out3cf(index, data) OUT3CFB(info, index, data)
-#define bOut3cf(index, data) OUT3CFB(info, index, data)
-#define wOut3cf(index, data) OUT3CFW(info, index, data)
-
-#define In(port) INB(port)
-#define bIn(port) INB(port)
-#define wIn(port) INW(port)
-#define dwIn(port) INDW(port)
-
-#define In3x5(index) IN3X5B(info, index)
-#define bIn3x5(index) IN3X5B(info, index)
-#define wIn3x5(index) IN3X5W(info, index)
-
-#define In3c5(index) IN3C5B(info, index)
-#define bIn3c5(index) IN3C5B(info, index)
-#define wIn3c5(index) IN3C5W(info, index)
-
-#define In3cf(index) IN3CFB(info, index)
-#define bIn3cf(index) IN3CFB(info, index)
-#define wIn3cf(index) IN3CFW(info, index)
-
-#define dwWriteReg(addr, data) WriteRegDWord(info, addr, data)
-#define wWriteReg(addr, data) WriteRegWord(info, addr, data)
-#define bWriteReg(addr, data) WriteRegByte(info, addr, data)
-#define dwReadReg(addr) ReadRegDWord(info, addr)
-#define wReadReg(addr) ReadRegWord(info, addr)
-#define bReadReg(addr) ReadRegByte(info, addr)
-
-static inline void xgi_protect_all(xgi_info_t *info)
-{
- OUTB(0x3C4, 0x11);
- OUTB(0x3C5, 0x92);
-}
-
-static inline void xgi_unprotect_all(xgi_info_t *info)
-{
- OUTB(0x3C4, 0x11);
- OUTB(0x3C5, 0x92);
-}
-
-static inline void xgi_enable_mmio(xgi_info_t *info)
-{
- u8 protect = 0;
-
- /* Unprotect registers */
- outb(0x11, 0x3C4);
- protect = inb(0x3C5);
- outb(0x92, 0x3C5);
-
- outb(0x3A, 0x3D4);
- outb(inb(0x3D5) | 0x20, 0x3D5);
-
- /* Enable MMIO */
- outb(0x39, 0x3D4);
- outb(inb(0x3D5) | 0x01, 0x3D5);
-
- OUTB(0x3C4, 0x11);
- OUTB(0x3C5, protect);
-}
-
-static inline void xgi_disable_mmio(xgi_info_t *info)
-{
- u8 protect = 0;
-
- /* unprotect registers */
- OUTB(0x3C4, 0x11);
- protect = INB(0x3C5);
- OUTB(0x3C5, 0x92);
-
- /* Disable MMIO access */
- OUTB(0x3D4, 0x39);
- OUTB(0x3D5, INB(0x3D5) & 0xFE);
-
- /* Protect registers */
- outb(0x11, 0x3C4);
- outb(protect, 0x3C5);
-}
-
-static inline void xgi_enable_ge(xgi_info_t *info)
-{
- unsigned char bOld3cf2a = 0;
- int wait = 0;
-
- // Enable GE
- OUTW(0x3C4, 0x9211);
-
- // Save and close dynamic gating
- bOld3cf2a = bIn3cf(0x2a);
- bOut3cf(0x2a, bOld3cf2a & 0xfe);
-
- // Reset both 3D and 2D engine
- bOut3x5(0x36, 0x84);
- wait = 10;
- while (wait--)
- {
- bIn(0x36);
- }
- bOut3x5(0x36, 0x94);
- wait = 10;
- while (wait--)
- {
- bIn(0x36);
- }
- bOut3x5(0x36, 0x84);
- wait = 10;
- while (wait--)
- {
- bIn(0x36);
- }
- // Enable 2D engine only
- bOut3x5(0x36, 0x80);
-
- // Enable 2D+3D engine
- bOut3x5(0x36, 0x84);
-
- // Restore dynamic gating
- bOut3cf(0x2a, bOld3cf2a);
-}
-
-static inline void xgi_disable_ge(xgi_info_t *info)
-{
- int wait = 0;
-
- // Reset both 3D and 2D engine
- bOut3x5(0x36, 0x84);
-
- wait = 10;
- while (wait--)
- {
- bIn(0x36);
- }
- bOut3x5(0x36, 0x94);
-
- wait = 10;
- while (wait--)
- {
- bIn(0x36);
- }
- bOut3x5(0x36, 0x84);
-
- wait = 10;
- while (wait--)
- {
- bIn(0x36);
- }
-
- // Disable 2D engine only
- bOut3x5(0x36, 0);
-}
-
-static inline void xgi_enable_dvi_interrupt(xgi_info_t *info)
-{
- Out3cf(0x39, In3cf(0x39) & ~0x01); //Set 3cf.39 bit 0 to 0
- Out3cf(0x39, In3cf(0x39) | 0x01); //Set 3cf.39 bit 0 to 1
- Out3cf(0x39, In3cf(0x39) | 0x02);
-}
-static inline void xgi_disable_dvi_interrupt(xgi_info_t *info)
-{
- Out3cf(0x39,In3cf(0x39) & ~0x02);
-}
-
-static inline void xgi_enable_crt1_interrupt(xgi_info_t *info)
-{
- Out3cf(0x3d,In3cf(0x3d) | 0x04);
- Out3cf(0x3d,In3cf(0x3d) & ~0x04);
- Out3cf(0x3d,In3cf(0x3d) | 0x08);
-}
-
-static inline void xgi_disable_crt1_interrupt(xgi_info_t *info)
-{
- Out3cf(0x3d,In3cf(0x3d) & ~0x08);
-}
-
-#endif
-
+
+/****************************************************************************
+ * Copyright (C) 2003-2006 by XGI Technology, Taiwan.
+ * *
+ * All Rights Reserved. *
+ * *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation on the rights to use, copy, modify, merge,
+ * publish, distribute, sublicense, and/or sell copies of the Software,
+ * and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ * *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial
+ * portions of the Software.
+ * *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NON-INFRINGEMENT. IN NO EVENT SHALL XGI AND/OR
+ * ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ ***************************************************************************/
+
+#ifndef _XGI_REGS_H_
+#define _XGI_REGS_H_
+
+#ifndef XGI_MMIO
+#define XGI_MMIO 1
+#endif
+
+#if XGI_MMIO
+#define OUTB(port, value) writeb(value, info->mmio.vbase + port)
+#define INB(port) readb(info->mmio.vbase + port)
+#define OUTW(port, value) writew(value, info->mmio.vbase + port)
+#define INW(port) readw(info->mmio.vbase + port)
+#define OUTDW(port, value) writel(value, info->mmio.vbase + port)
+#define INDW(port) readl(info->mmio.vbase + port)
+#else
+#define OUTB(port, value) outb(value, port)
+#define INB(port) inb(port)
+#define OUTW(port, value) outw(value, port)
+#define INW(port) inw(port)
+#define OUTDW(port, value) outl(value, port)
+#define INDW(port) inl(port)
+#endif
+
+/* Hardware access functions */
+static inline void OUT3C5B(xgi_info_t * info, u8 index, u8 data)
+{
+ OUTB(0x3C4, index);
+ OUTB(0x3C5, data);
+}
+
+static inline void OUT3X5B(xgi_info_t * info, u8 index, u8 data)
+{
+ OUTB(0x3D4, index);
+ OUTB(0x3D5, data);
+}
+
+static inline void OUT3CFB(xgi_info_t * info, u8 index, u8 data)
+{
+ OUTB(0x3CE, index);
+ OUTB(0x3CF, data);
+}
+
+static inline u8 IN3C5B(xgi_info_t * info, u8 index)
+{
+ volatile u8 data = 0;
+ OUTB(0x3C4, index);
+ data = INB(0x3C5);
+ return data;
+}
+
+static inline u8 IN3X5B(xgi_info_t * info, u8 index)
+{
+ volatile u8 data = 0;
+ OUTB(0x3D4, index);
+ data = INB(0x3D5);
+ return data;
+}
+
+static inline u8 IN3CFB(xgi_info_t * info, u8 index)
+{
+ volatile u8 data = 0;
+ OUTB(0x3CE, index);
+ data = INB(0x3CF);
+ return data;
+}
+
+static inline void OUT3C5W(xgi_info_t * info, u8 index, u16 data)
+{
+ OUTB(0x3C4, index);
+ OUTB(0x3C5, data);
+}
+
+static inline void OUT3X5W(xgi_info_t * info, u8 index, u16 data)
+{
+ OUTB(0x3D4, index);
+ OUTB(0x3D5, data);
+}
+
+static inline void OUT3CFW(xgi_info_t * info, u8 index, u8 data)
+{
+ OUTB(0x3CE, index);
+ OUTB(0x3CF, data);
+}
+
+static inline u8 IN3C5W(xgi_info_t * info, u8 index)
+{
+ volatile u8 data = 0;
+ OUTB(0x3C4, index);
+ data = INB(0x3C5);
+ return data;
+}
+
+static inline u8 IN3X5W(xgi_info_t * info, u8 index)
+{
+ volatile u8 data = 0;
+ OUTB(0x3D4, index);
+ data = INB(0x3D5);
+ return data;
+}
+
+static inline u8 IN3CFW(xgi_info_t * info, u8 index)
+{
+ volatile u8 data = 0;
+ OUTB(0x3CE, index);
+ data = INB(0x3CF);
+ return data;
+}
+
+static inline u8 readAttr(xgi_info_t * info, u8 index)
+{
+ INB(0x3DA); /* flip-flop to index */
+ OUTB(0x3C0, index);
+ return INB(0x3C1);
+}
+
+static inline void writeAttr(xgi_info_t * info, u8 index, u8 value)
+{
+ INB(0x3DA); /* flip-flop to index */
+ OUTB(0x3C0, index);
+ OUTB(0x3C0, value);
+}
+
+/*
+ * Graphic engine register (2d/3d) acessing interface
+ */
+static inline void WriteRegDWord(xgi_info_t * info, u32 addr, u32 data)
+{
+ /* Jong 05/25/2006 */
+ XGI_INFO("Jong-WriteRegDWord()-Begin \n");
+ XGI_INFO("Jong-WriteRegDWord()-info->mmio.vbase=0x%lx \n",
+ info->mmio.vbase);
+ XGI_INFO("Jong-WriteRegDWord()-addr=0x%lx \n", addr);
+ XGI_INFO("Jong-WriteRegDWord()-data=0x%lx \n", data);
+ /* return; */
+
+ *(volatile u32 *)(info->mmio.vbase + addr) = (data);
+ XGI_INFO("Jong-WriteRegDWord()-End \n");
+}
+
+static inline void WriteRegWord(xgi_info_t * info, u32 addr, u16 data)
+{
+ *(volatile u16 *)(info->mmio.vbase + addr) = (data);
+}
+
+static inline void WriteRegByte(xgi_info_t * info, u32 addr, u8 data)
+{
+ *(volatile u8 *)(info->mmio.vbase + addr) = (data);
+}
+
+static inline u32 ReadRegDWord(xgi_info_t * info, u32 addr)
+{
+ volatile u32 data;
+ data = *(volatile u32 *)(info->mmio.vbase + addr);
+ return data;
+}
+
+static inline u16 ReadRegWord(xgi_info_t * info, u32 addr)
+{
+ volatile u16 data;
+ data = *(volatile u16 *)(info->mmio.vbase + addr);
+ return data;
+}
+
+static inline u8 ReadRegByte(xgi_info_t * info, u32 addr)
+{
+ volatile u8 data;
+ data = *(volatile u8 *)(info->mmio.vbase + addr);
+ return data;
+}
+
+#if 0
+extern void OUT3C5B(xgi_info_t * info, u8 index, u8 data);
+extern void OUT3X5B(xgi_info_t * info, u8 index, u8 data);
+extern void OUT3CFB(xgi_info_t * info, u8 index, u8 data);
+extern u8 IN3C5B(xgi_info_t * info, u8 index);
+extern u8 IN3X5B(xgi_info_t * info, u8 index);
+extern u8 IN3CFB(xgi_info_t * info, u8 index);
+extern void OUT3C5W(xgi_info_t * info, u8 index, u8 data);
+extern void OUT3X5W(xgi_info_t * info, u8 index, u8 data);
+extern void OUT3CFW(xgi_info_t * info, u8 index, u8 data);
+extern u8 IN3C5W(xgi_info_t * info, u8 index);
+extern u8 IN3X5W(xgi_info_t * info, u8 index);
+extern u8 IN3CFW(xgi_info_t * info, u8 index);
+
+extern void WriteRegDWord(xgi_info_t * info, u32 addr, u32 data);
+extern void WriteRegWord(xgi_info_t * info, u32 addr, u16 data);
+extern void WriteRegByte(xgi_info_t * info, u32 addr, u8 data);
+extern u32 ReadRegDWord(xgi_info_t * info, u32 addr);
+extern u16 ReadRegWord(xgi_info_t * info, u32 addr);
+extern u8 ReadRegByte(xgi_info_t * info, u32 addr);
+
+extern void EnableProtect();
+extern void DisableProtect();
+#endif
+
+#define Out(port, data) OUTB(port, data)
+#define bOut(port, data) OUTB(port, data)
+#define wOut(port, data) OUTW(port, data)
+#define dwOut(port, data) OUTDW(port, data)
+
+#define Out3x5(index, data) OUT3X5B(info, index, data)
+#define bOut3x5(index, data) OUT3X5B(info, index, data)
+#define wOut3x5(index, data) OUT3X5W(info, index, data)
+
+#define Out3c5(index, data) OUT3C5B(info, index, data)
+#define bOut3c5(index, data) OUT3C5B(info, index, data)
+#define wOut3c5(index, data) OUT3C5W(info, index, data)
+
+#define Out3cf(index, data) OUT3CFB(info, index, data)
+#define bOut3cf(index, data) OUT3CFB(info, index, data)
+#define wOut3cf(index, data) OUT3CFW(info, index, data)
+
+#define In(port) INB(port)
+#define bIn(port) INB(port)
+#define wIn(port) INW(port)
+#define dwIn(port) INDW(port)
+
+#define In3x5(index) IN3X5B(info, index)
+#define bIn3x5(index) IN3X5B(info, index)
+#define wIn3x5(index) IN3X5W(info, index)
+
+#define In3c5(index) IN3C5B(info, index)
+#define bIn3c5(index) IN3C5B(info, index)
+#define wIn3c5(index) IN3C5W(info, index)
+
+#define In3cf(index) IN3CFB(info, index)
+#define bIn3cf(index) IN3CFB(info, index)
+#define wIn3cf(index) IN3CFW(info, index)
+
+#define dwWriteReg(addr, data) WriteRegDWord(info, addr, data)
+#define wWriteReg(addr, data) WriteRegWord(info, addr, data)
+#define bWriteReg(addr, data) WriteRegByte(info, addr, data)
+#define dwReadReg(addr) ReadRegDWord(info, addr)
+#define wReadReg(addr) ReadRegWord(info, addr)
+#define bReadReg(addr) ReadRegByte(info, addr)
+
+static inline void xgi_protect_all(xgi_info_t * info)
+{
+ OUTB(0x3C4, 0x11);
+ OUTB(0x3C5, 0x92);
+}
+
+static inline void xgi_unprotect_all(xgi_info_t * info)
+{
+ OUTB(0x3C4, 0x11);
+ OUTB(0x3C5, 0x92);
+}
+
+static inline void xgi_enable_mmio(xgi_info_t * info)
+{
+ u8 protect = 0;
+
+ /* Unprotect registers */
+ outb(0x11, 0x3C4);
+ protect = inb(0x3C5);
+ outb(0x92, 0x3C5);
+
+ outb(0x3A, 0x3D4);
+ outb(inb(0x3D5) | 0x20, 0x3D5);
+
+ /* Enable MMIO */
+ outb(0x39, 0x3D4);
+ outb(inb(0x3D5) | 0x01, 0x3D5);
+
+ OUTB(0x3C4, 0x11);
+ OUTB(0x3C5, protect);
+}
+
+static inline void xgi_disable_mmio(xgi_info_t * info)
+{
+ u8 protect = 0;
+
+ /* unprotect registers */
+ OUTB(0x3C4, 0x11);
+ protect = INB(0x3C5);
+ OUTB(0x3C5, 0x92);
+
+ /* Disable MMIO access */
+ OUTB(0x3D4, 0x39);
+ OUTB(0x3D5, INB(0x3D5) & 0xFE);
+
+ /* Protect registers */
+ outb(0x11, 0x3C4);
+ outb(protect, 0x3C5);
+}
+
+static inline void xgi_enable_ge(xgi_info_t * info)
+{
+ unsigned char bOld3cf2a = 0;
+ int wait = 0;
+
+ // Enable GE
+ OUTW(0x3C4, 0x9211);
+
+ // Save and close dynamic gating
+ bOld3cf2a = bIn3cf(0x2a);
+ bOut3cf(0x2a, bOld3cf2a & 0xfe);
+
+ // Reset both 3D and 2D engine
+ bOut3x5(0x36, 0x84);
+ wait = 10;
+ while (wait--) {
+ bIn(0x36);
+ }
+ bOut3x5(0x36, 0x94);
+ wait = 10;
+ while (wait--) {
+ bIn(0x36);
+ }
+ bOut3x5(0x36, 0x84);
+ wait = 10;
+ while (wait--) {
+ bIn(0x36);
+ }
+ // Enable 2D engine only
+ bOut3x5(0x36, 0x80);
+
+ // Enable 2D+3D engine
+ bOut3x5(0x36, 0x84);
+
+ // Restore dynamic gating
+ bOut3cf(0x2a, bOld3cf2a);
+}
+
+static inline void xgi_disable_ge(xgi_info_t * info)
+{
+ int wait = 0;
+
+ // Reset both 3D and 2D engine
+ bOut3x5(0x36, 0x84);
+
+ wait = 10;
+ while (wait--) {
+ bIn(0x36);
+ }
+ bOut3x5(0x36, 0x94);
+
+ wait = 10;
+ while (wait--) {
+ bIn(0x36);
+ }
+ bOut3x5(0x36, 0x84);
+
+ wait = 10;
+ while (wait--) {
+ bIn(0x36);
+ }
+
+ // Disable 2D engine only
+ bOut3x5(0x36, 0);
+}
+
+static inline void xgi_enable_dvi_interrupt(xgi_info_t * info)
+{
+ Out3cf(0x39, In3cf(0x39) & ~0x01); //Set 3cf.39 bit 0 to 0
+ Out3cf(0x39, In3cf(0x39) | 0x01); //Set 3cf.39 bit 0 to 1
+ Out3cf(0x39, In3cf(0x39) | 0x02);
+}
+static inline void xgi_disable_dvi_interrupt(xgi_info_t * info)
+{
+ Out3cf(0x39, In3cf(0x39) & ~0x02);
+}
+
+static inline void xgi_enable_crt1_interrupt(xgi_info_t * info)
+{
+ Out3cf(0x3d, In3cf(0x3d) | 0x04);
+ Out3cf(0x3d, In3cf(0x3d) & ~0x04);
+ Out3cf(0x3d, In3cf(0x3d) | 0x08);
+}
+
+static inline void xgi_disable_crt1_interrupt(xgi_info_t * info)
+{
+ Out3cf(0x3d, In3cf(0x3d) & ~0x08);
+}
+
+#endif
diff --git a/linux-core/xgi_types.h b/linux-core/xgi_types.h
index 24cb8f3c..65ec498b 100644
--- a/linux-core/xgi_types.h
+++ b/linux-core/xgi_types.h
@@ -1,68 +1,67 @@
-
-/****************************************************************************
- * Copyright (C) 2003-2006 by XGI Technology, Taiwan.
- * *
- * All Rights Reserved. *
- * *
- * Permission is hereby granted, free of charge, to any person obtaining
- * a copy of this software and associated documentation files (the
- * "Software"), to deal in the Software without restriction, including
- * without limitation on the rights to use, copy, modify, merge,
- * publish, distribute, sublicense, and/or sell copies of the Software,
- * and to permit persons to whom the Software is furnished to do so,
- * subject to the following conditions:
- * *
- * The above copyright notice and this permission notice (including the
- * next paragraph) shall be included in all copies or substantial
- * portions of the Software.
- * *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- * NON-INFRINGEMENT. IN NO EVENT SHALL XGI AND/OR
- * ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
- * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
- * DEALINGS IN THE SOFTWARE.
- ***************************************************************************/
-
-#ifndef _XGI_TYPES_H_
-#define _XGI_TYPES_H_
-
-/****************************************************************************
- * Typedefs *
- ***************************************************************************/
-
-typedef unsigned char V8; /* "void": enumerated or multiple fields */
-typedef unsigned short V16; /* "void": enumerated or multiple fields */
-typedef unsigned char U8; /* 0 to 255 */
-typedef unsigned short U16; /* 0 to 65535 */
-typedef signed char S8; /* -128 to 127 */
-typedef signed short S16; /* -32768 to 32767 */
-typedef float F32; /* IEEE Single Precision (S1E8M23) */
-typedef double F64; /* IEEE Double Precision (S1E11M52) */
-typedef unsigned long BOOL;
-/*
- * mainly for 64-bit linux, where long is 64 bits
- * and win9x, where int is 16 bit.
- */
-#if defined(vxworks)
-typedef unsigned int V32; /* "void": enumerated or multiple fields */
-typedef unsigned int U32; /* 0 to 4294967295 */
-typedef signed int S32; /* -2147483648 to 2147483647 */
-#else
-typedef unsigned long V32; /* "void": enumerated or multiple fields */
-typedef unsigned long U32; /* 0 to 4294967295 */
-typedef signed long S32; /* -2147483648 to 2147483647 */
-#endif
-
-#ifndef TRUE
-#define TRUE 1UL
-#endif
-
-#ifndef FALSE
-#define FALSE 0UL
-#endif
-
-#endif
-
+
+/****************************************************************************
+ * Copyright (C) 2003-2006 by XGI Technology, Taiwan.
+ * *
+ * All Rights Reserved. *
+ * *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation on the rights to use, copy, modify, merge,
+ * publish, distribute, sublicense, and/or sell copies of the Software,
+ * and to permit persons to whom the Software is furnished to do so,
+ * subject to the following conditions:
+ * *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial
+ * portions of the Software.
+ * *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+ * NON-INFRINGEMENT. IN NO EVENT SHALL XGI AND/OR
+ * ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ ***************************************************************************/
+
+#ifndef _XGI_TYPES_H_
+#define _XGI_TYPES_H_
+
+/****************************************************************************
+ * Typedefs *
+ ***************************************************************************/
+
+typedef unsigned char V8; /* "void": enumerated or multiple fields */
+typedef unsigned short V16; /* "void": enumerated or multiple fields */
+typedef unsigned char U8; /* 0 to 255 */
+typedef unsigned short U16; /* 0 to 65535 */
+typedef signed char S8; /* -128 to 127 */
+typedef signed short S16; /* -32768 to 32767 */
+typedef float F32; /* IEEE Single Precision (S1E8M23) */
+typedef double F64; /* IEEE Double Precision (S1E11M52) */
+typedef unsigned long BOOL;
+/*
+ * mainly for 64-bit linux, where long is 64 bits
+ * and win9x, where int is 16 bit.
+ */
+#if defined(vxworks)
+typedef unsigned int V32; /* "void": enumerated or multiple fields */
+typedef unsigned int U32; /* 0 to 4294967295 */
+typedef signed int S32; /* -2147483648 to 2147483647 */
+#else
+typedef unsigned long V32; /* "void": enumerated or multiple fields */
+typedef unsigned long U32; /* 0 to 4294967295 */
+typedef signed long S32; /* -2147483648 to 2147483647 */
+#endif
+
+#ifndef TRUE
+#define TRUE 1UL
+#endif
+
+#ifndef FALSE
+#define FALSE 0UL
+#endif
+
+#endif
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-19 17:23:13 +0000