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-rw-r--r--arch/mips/pci/Makefile7
-rw-r--r--arch/mips/pci/fixup-ddb5074.c21
-rw-r--r--arch/mips/pci/fixup-emma2rh.c102
-rw-r--r--arch/mips/pci/fixup-excite.c36
-rw-r--r--arch/mips/pci/fixup-wrppmc.c37
-rw-r--r--arch/mips/pci/ops-bridge.c306
-rw-r--r--arch/mips/pci/ops-ddb5074.c271
-rw-r--r--arch/mips/pci/ops-ddb5476.c286
-rw-r--r--arch/mips/pci/ops-emma2rh.c186
-rw-r--r--arch/mips/pci/ops-it8172.c34
-rw-r--r--arch/mips/pci/ops-sni.c12
-rw-r--r--arch/mips/pci/ops-titan.c25
-rw-r--r--arch/mips/pci/pci-ddb5074.c79
-rw-r--r--arch/mips/pci/pci-ddb5476.c93
-rw-r--r--arch/mips/pci/pci-ddb5477.c32
-rw-r--r--arch/mips/pci/pci-emma2rh.c90
-rw-r--r--arch/mips/pci/pci-excite.c149
-rw-r--r--arch/mips/pci/pci-ip27.c295
-rw-r--r--arch/mips/pci/pci-jmr3927.c16
-rw-r--r--arch/mips/pci/pci-ocelot.c8
-rw-r--r--arch/mips/pci/pci-yosemite.c10
-rw-r--r--arch/mips/pci/pci.c5
22 files changed, 988 insertions, 1112 deletions
diff --git a/arch/mips/pci/Makefile b/arch/mips/pci/Makefile
index 16205b58733..465778c5d81 100644
--- a/arch/mips/pci/Makefile
+++ b/arch/mips/pci/Makefile
@@ -18,12 +18,12 @@ obj-$(CONFIG_MIPS_NILE4) += ops-nile4.o
obj-$(CONFIG_MIPS_TX3927) += ops-tx3927.o
obj-$(CONFIG_PCI_VR41XX) += ops-vr41xx.o pci-vr41xx.o
obj-$(CONFIG_NEC_CMBVR4133) += fixup-vr4133.o
+obj-$(CONFIG_MARKEINS) += ops-emma2rh.o pci-emma2rh.o fixup-emma2rh.o
#
# These are still pretty much in the old state, watch, go blind.
#
-obj-$(CONFIG_DDB5074) += fixup-ddb5074.o pci-ddb5074.o ops-ddb5074.o
-obj-$(CONFIG_DDB5476) += ops-ddb5476.o pci-ddb5476.o
+obj-$(CONFIG_BASLER_EXCITE) = ops-titan.o pci-excite.o fixup-excite.o
obj-$(CONFIG_DDB5477) += fixup-ddb5477.o pci-ddb5477.o ops-ddb5477.o
obj-$(CONFIG_LASAT) += pci-lasat.o
obj-$(CONFIG_MIPS_ATLAS) += fixup-atlas.o
@@ -43,7 +43,7 @@ obj-$(CONFIG_MOMENCO_OCELOT_C) += fixup-ocelot-c.o pci-ocelot-c.o
obj-$(CONFIG_MOMENCO_OCELOT_G) += fixup-ocelot-g.o pci-ocelot-g.o
obj-$(CONFIG_PMC_YOSEMITE) += fixup-yosemite.o ops-titan.o ops-titan-ht.o \
pci-yosemite.o
-obj-$(CONFIG_SGI_IP27) += pci-ip27.o
+obj-$(CONFIG_SGI_IP27) += ops-bridge.o pci-ip27.o
obj-$(CONFIG_SGI_IP32) += fixup-ip32.o ops-mace.o pci-ip32.o
obj-$(CONFIG_SIBYTE_SB1250) += fixup-sb1250.o pci-sb1250.o
obj-$(CONFIG_SIBYTE_BCM112X) += fixup-sb1250.o pci-sb1250.o
@@ -57,3 +57,4 @@ obj-$(CONFIG_TOSHIBA_RBTX4927) += fixup-rbtx4927.o ops-tx4927.o
obj-$(CONFIG_TOSHIBA_RBTX4938) += fixup-tx4938.o ops-tx4938.o
obj-$(CONFIG_VICTOR_MPC30X) += fixup-mpc30x.o
obj-$(CONFIG_ZAO_CAPCELLA) += fixup-capcella.o
+obj-$(CONFIG_WR_PPMC) += fixup-wrppmc.o
diff --git a/arch/mips/pci/fixup-ddb5074.c b/arch/mips/pci/fixup-ddb5074.c
deleted file mode 100644
index 5a4a7c239c4..00000000000
--- a/arch/mips/pci/fixup-ddb5074.c
+++ /dev/null
@@ -1,21 +0,0 @@
-/*
- * It's nice to have the LEDs on the GPIO pins available for debugging
- */
-static void ddb5074_fixup(struct pci_dev *dev)
-{
- extern struct pci_dev *pci_pmu;
- u8 t8;
-
- pci_pmu = dev; /* for LEDs D2 and D3 */
- /* Program the lines for LEDs D2 and D3 to output */
- pci_read_config_byte(dev, 0x7d, &t8);
- t8 |= 0xc0;
- pci_write_config_byte(dev, 0x7d, t8);
- /* Turn LEDs D2 and D3 off */
- pci_read_config_byte(dev, 0x7e, &t8);
- t8 |= 0xc0;
- pci_write_config_byte(dev, 0x7e, t8);
-}
-
-DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_AL, PCI_DEVICE_ID_AL_M7101,
- ddb5074_fixup);
diff --git a/arch/mips/pci/fixup-emma2rh.c b/arch/mips/pci/fixup-emma2rh.c
new file mode 100644
index 00000000000..3a34cd0efd6
--- /dev/null
+++ b/arch/mips/pci/fixup-emma2rh.c
@@ -0,0 +1,102 @@
+/*
+ * arch/mips/pci/fixup-emma2rh.c
+ * This file defines the PCI configration.
+ *
+ * Copyright (C) NEC Electronics Corporation 2004-2006
+ *
+ * This file is based on the arch/mips/ddb5xxx/ddb5477/pci.c
+ *
+ * Copyright 2001 MontaVista Software Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#include <linux/config.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/types.h>
+#include <linux/pci.h>
+
+#include <asm/bootinfo.h>
+#include <asm/debug.h>
+
+#include <asm/emma2rh/emma2rh.h>
+
+#define EMMA2RH_PCI_HOST_SLOT 0x09
+#define EMMA2RH_USB_SLOT 0x03
+#define PCI_DEVICE_ID_NEC_EMMA2RH 0x014b /* EMMA2RH PCI Host */
+
+/*
+ * we fix up irqs based on the slot number.
+ * The first entry is at AD:11.
+ * Fortunately this works because, although we have two pci buses,
+ * they all have different slot numbers (except for rockhopper slot 20
+ * which is handled below).
+ *
+ */
+
+#define MAX_SLOT_NUM 10
+static unsigned char irq_map[][5] __initdata = {
+ [3] = {0, MARKEINS_PCI_IRQ_INTB, MARKEINS_PCI_IRQ_INTC,
+ MARKEINS_PCI_IRQ_INTD, 0,},
+ [4] = {0, MARKEINS_PCI_IRQ_INTA, 0, 0, 0,},
+ [5] = {0, 0, 0, 0, 0,},
+ [6] = {0, MARKEINS_PCI_IRQ_INTC, MARKEINS_PCI_IRQ_INTD,
+ MARKEINS_PCI_IRQ_INTA, MARKEINS_PCI_IRQ_INTB,},
+};
+
+static void __devinit nec_usb_controller_fixup(struct pci_dev *dev)
+{
+ if (PCI_SLOT(dev->devfn) == EMMA2RH_USB_SLOT)
+ /* on board USB controller configuration */
+ pci_write_config_dword(dev, 0xe4, 1 << 5);
+}
+
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_NEC, PCI_DEVICE_ID_NEC_USB,
+ nec_usb_controller_fixup);
+
+/*
+ * Prevent the PCI layer from seeing the resources allocated to this device
+ * if it is the host bridge by marking it as such. These resources are of
+ * no consequence to the PCI layer (they are handled elsewhere).
+ */
+static void __devinit emma2rh_pci_host_fixup(struct pci_dev *dev)
+{
+ int i;
+
+ if (PCI_SLOT(dev->devfn) == EMMA2RH_PCI_HOST_SLOT) {
+ dev->class &= 0xff;
+ dev->class |= PCI_CLASS_BRIDGE_HOST << 8;
+ for (i = 0; i < PCI_NUM_RESOURCES; i++) {
+ dev->resource[i].start = 0;
+ dev->resource[i].end = 0;
+ dev->resource[i].flags = 0;
+ }
+ }
+}
+
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_NEC, PCI_DEVICE_ID_NEC_EMMA2RH,
+ emma2rh_pci_host_fixup);
+
+int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
+{
+ return irq_map[slot][pin];
+}
+
+/* Do platform specific device initialization at pci_enable_device() time */
+int pcibios_plat_dev_init(struct pci_dev *dev)
+{
+ return 0;
+}
diff --git a/arch/mips/pci/fixup-excite.c b/arch/mips/pci/fixup-excite.c
new file mode 100644
index 00000000000..1da696d43f0
--- /dev/null
+++ b/arch/mips/pci/fixup-excite.c
@@ -0,0 +1,36 @@
+/*
+ * Copyright (C) 2004 by Basler Vision Technologies AG
+ * Author: Thomas Koeller <thomas.koeller@baslerweb.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/pci.h>
+#include <excite.h>
+
+int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
+{
+ if (pin == 0)
+ return -1;
+
+ return USB_IRQ; /* USB controller is the only PCI device */
+}
+
+/* Do platform specific device initialization at pci_enable_device() time */
+int pcibios_plat_dev_init(struct pci_dev *dev)
+{
+ return 0;
+}
diff --git a/arch/mips/pci/fixup-wrppmc.c b/arch/mips/pci/fixup-wrppmc.c
new file mode 100644
index 00000000000..3357c1300bb
--- /dev/null
+++ b/arch/mips/pci/fixup-wrppmc.c
@@ -0,0 +1,37 @@
+/*
+ * fixup-wrppmc.c: PPMC board specific PCI fixup
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2006, Wind River Inc. Rongkai.zhan (rongkai.zhan@windriver.com)
+ */
+#include <linux/init.h>
+#include <linux/pci.h>
+#include <asm/gt64120.h>
+
+/* PCI interrupt pins */
+#define PCI_INTA 1
+#define PCI_INTB 2
+#define PCI_INTC 3
+#define PCI_INTD 4
+
+#define PCI_SLOT_MAXNR 32 /* Each PCI bus has 32 physical slots */
+
+static char pci_irq_tab[PCI_SLOT_MAXNR][5] __initdata = {
+ /* 0 INTA INTB INTC INTD */
+ [0] = {0, 0, 0, 0, 0}, /* Slot 0: GT64120 PCI bridge */
+ [6] = {0, WRPPMC_PCI_INTA_IRQ, 0, 0, 0},
+};
+
+int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
+{
+ return pci_irq_tab[slot][pin];
+}
+
+/* Do platform specific device initialization at pci_enable_device() time */
+int pcibios_plat_dev_init(struct pci_dev *dev)
+{
+ return 0;
+}
diff --git a/arch/mips/pci/ops-bridge.c b/arch/mips/pci/ops-bridge.c
new file mode 100644
index 00000000000..1fa09929cd7
--- /dev/null
+++ b/arch/mips/pci/ops-bridge.c
@@ -0,0 +1,306 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License. See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 1999, 2000, 04, 06 Ralf Baechle (ralf@linux-mips.org)
+ * Copyright (C) 1999, 2000 Silicon Graphics, Inc.
+ */
+#include <linux/pci.h>
+#include <asm/paccess.h>
+#include <asm/pci/bridge.h>
+#include <asm/sn/arch.h>
+#include <asm/sn/intr.h>
+#include <asm/sn/sn0/hub.h>
+
+/*
+ * The Bridge ASIC supports both type 0 and type 1 access. Type 1 is
+ * not really documented, so right now I can't write code which uses it.
+ * Therefore we use type 0 accesses for now even though they won't work
+ * correcly for PCI-to-PCI bridges.
+ *
+ * The function is complicated by the ultimate brokeness of the IOC3 chip
+ * which is used in SGI systems. The IOC3 can only handle 32-bit PCI
+ * accesses and does only decode parts of it's address space.
+ */
+
+static int pci_conf0_read_config(struct pci_bus *bus, unsigned int devfn,
+ int where, int size, u32 * value)
+{
+ struct bridge_controller *bc = BRIDGE_CONTROLLER(bus);
+ bridge_t *bridge = bc->base;
+ int slot = PCI_SLOT(devfn);
+ int fn = PCI_FUNC(devfn);
+ volatile void *addr;
+ u32 cf, shift, mask;
+ int res;
+
+ addr = &bridge->b_type0_cfg_dev[slot].f[fn].c[PCI_VENDOR_ID];
+ if (get_dbe(cf, (u32 *) addr))
+ return PCIBIOS_DEVICE_NOT_FOUND;
+
+ /*
+ * IOC3 is fucked fucked beyond believe ... Don't even give the
+ * generic PCI code a chance to look at it for real ...
+ */
+ if (cf == (PCI_VENDOR_ID_SGI | (PCI_DEVICE_ID_SGI_IOC3 << 16)))
+ goto oh_my_gawd;
+
+ addr = &bridge->b_type0_cfg_dev[slot].f[fn].c[where ^ (4 - size)];
+
+ if (size == 1)
+ res = get_dbe(*value, (u8 *) addr);
+ else if (size == 2)
+ res = get_dbe(*value, (u16 *) addr);
+ else
+ res = get_dbe(*value, (u32 *) addr);
+
+ return res ? PCIBIOS_DEVICE_NOT_FOUND : PCIBIOS_SUCCESSFUL;
+
+oh_my_gawd:
+
+ /*
+ * IOC3 is fucked fucked beyond believe ... Don't even give the
+ * generic PCI code a chance to look at the wrong register.
+ */
+ if ((where >= 0x14 && where < 0x40) || (where >= 0x48)) {
+ *value = 0;
+ return PCIBIOS_SUCCESSFUL;
+ }
+
+ /*
+ * IOC3 is fucked fucked beyond believe ... Don't try to access
+ * anything but 32-bit words ...
+ */
+ addr = &bridge->b_type0_cfg_dev[slot].f[fn].l[where >> 2];
+
+ if (get_dbe(cf, (u32 *) addr))
+ return PCIBIOS_DEVICE_NOT_FOUND;
+
+ shift = ((where & 3) << 3);
+ mask = (0xffffffffU >> ((4 - size) << 3));
+ *value = (cf >> shift) & mask;
+
+ return PCIBIOS_SUCCESSFUL;
+}
+
+static int pci_conf1_read_config(struct pci_bus *bus, unsigned int devfn,
+ int where, int size, u32 * value)
+{
+ struct bridge_controller *bc = BRIDGE_CONTROLLER(bus);
+ bridge_t *bridge = bc->base;
+ int busno = bus->number;
+ int slot = PCI_SLOT(devfn);
+ int fn = PCI_FUNC(devfn);
+ volatile void *addr;
+ u32 cf, shift, mask;
+ int res;
+
+ bridge->b_pci_cfg = (busno << 16) | (slot << 11);
+ addr = &bridge->b_type1_cfg.c[(fn << 8) | PCI_VENDOR_ID];
+ if (get_dbe(cf, (u32 *) addr))
+ return PCIBIOS_DEVICE_NOT_FOUND;
+
+ /*
+ * IOC3 is fucked fucked beyond believe ... Don't even give the
+ * generic PCI code a chance to look at it for real ...
+ */
+ if (cf == (PCI_VENDOR_ID_SGI | (PCI_DEVICE_ID_SGI_IOC3 << 16)))
+ goto oh_my_gawd;
+
+ bridge->b_pci_cfg = (busno << 16) | (slot << 11);
+ addr = &bridge->b_type1_cfg.c[(fn << 8) | (where ^ (4 - size))];
+
+ if (size == 1)
+ res = get_dbe(*value, (u8 *) addr);
+ else if (size == 2)
+ res = get_dbe(*value, (u16 *) addr);
+ else
+ res = get_dbe(*value, (u32 *) addr);
+
+ return res ? PCIBIOS_DEVICE_NOT_FOUND : PCIBIOS_SUCCESSFUL;
+
+oh_my_gawd:
+
+ /*
+ * IOC3 is fucked fucked beyond believe ... Don't even give the
+ * generic PCI code a chance to look at the wrong register.
+ */
+ if ((where >= 0x14 && where < 0x40) || (where >= 0x48)) {
+ *value = 0;
+ return PCIBIOS_SUCCESSFUL;
+ }
+
+ /*
+ * IOC3 is fucked fucked beyond believe ... Don't try to access
+ * anything but 32-bit words ...
+ */
+ bridge->b_pci_cfg = (busno << 16) | (slot << 11);
+ addr = &bridge->b_type1_cfg.c[(fn << 8) | where];
+
+ if (get_dbe(cf, (u32 *) addr))
+ return PCIBIOS_DEVICE_NOT_FOUND;
+
+ shift = ((where & 3) << 3);
+ mask = (0xffffffffU >> ((4 - size) << 3));
+ *value = (cf >> shift) & mask;
+
+ return PCIBIOS_SUCCESSFUL;
+}
+
+static int pci_read_config(struct pci_bus *bus, unsigned int devfn,
+ int where, int size, u32 * value)
+{
+ if (bus->number > 0)
+ return pci_conf1_read_config(bus, devfn, where, size, value);
+
+ return pci_conf0_read_config(bus, devfn, where, size, value);
+}
+
+static int pci_conf0_write_config(struct pci_bus *bus, unsigned int devfn,
+ int where, int size, u32 value)
+{
+ struct bridge_controller *bc = BRIDGE_CONTROLLER(bus);
+ bridge_t *bridge = bc->base;
+ int slot = PCI_SLOT(devfn);
+ int fn = PCI_FUNC(devfn);
+ volatile void *addr;
+ u32 cf, shift, mask, smask;
+ int res;
+
+ addr = &bridge->b_type0_cfg_dev[slot].f[fn].c[PCI_VENDOR_ID];
+ if (get_dbe(cf, (u32 *) addr))
+ return PCIBIOS_DEVICE_NOT_FOUND;
+
+ /*
+ * IOC3 is fucked fucked beyond believe ... Don't even give the
+ * generic PCI code a chance to look at it for real ...
+ */
+ if (cf == (PCI_VENDOR_ID_SGI | (PCI_DEVICE_ID_SGI_IOC3 << 16)))
+ goto oh_my_gawd;
+
+ addr = &bridge->b_type0_cfg_dev[slot].f[fn].c[where ^ (4 - size)];
+
+ if (size == 1) {
+ res = put_dbe(value, (u8 *) addr);
+ } else if (size == 2) {
+ res = put_dbe(value, (u16 *) addr);
+ } else {
+ res = put_dbe(value, (u32 *) addr);
+ }
+
+ if (res)
+ return PCIBIOS_DEVICE_NOT_FOUND;
+
+ return PCIBIOS_SUCCESSFUL;
+
+oh_my_gawd:
+
+ /*
+ * IOC3 is fucked fucked beyond believe ... Don't even give the
+ * generic PCI code a chance to touch the wrong register.
+ */
+ if ((where >= 0x14 && where < 0x40) || (where >= 0x48))
+ return PCIBIOS_SUCCESSFUL;
+
+ /*
+ * IOC3 is fucked fucked beyond believe ... Don't try to access
+ * anything but 32-bit words ...
+ */
+ addr = &bridge->b_type0_cfg_dev[slot].f[fn].l[where >> 2];
+
+ if (get_dbe(cf, (u32 *) addr))
+ return PCIBIOS_DEVICE_NOT_FOUND;
+
+ shift = ((where & 3) << 3);
+ mask = (0xffffffffU >> ((4 - size) << 3));
+ smask = mask << shift;
+
+ cf = (cf & ~smask) | ((value & mask) << shift);
+ if (put_dbe(cf, (u32 *) addr))
+ return PCIBIOS_DEVICE_NOT_FOUND;
+
+ return PCIBIOS_SUCCESSFUL;
+}
+
+static int pci_conf1_write_config(struct pci_bus *bus, unsigned int devfn,
+ int where, int size, u32 value)
+{
+ struct bridge_controller *bc = BRIDGE_CONTROLLER(bus);
+ bridge_t *bridge = bc->base;
+ int slot = PCI_SLOT(devfn);
+ int fn = PCI_FUNC(devfn);
+ int busno = bus->number;
+ volatile void *addr;
+ u32 cf, shift, mask, smask;
+ int res;
+
+ bridge->b_pci_cfg = (busno << 16) | (slot << 11);
+ addr = &bridge->b_type1_cfg.c[(fn << 8) | PCI_VENDOR_ID];
+ if (get_dbe(cf, (u32 *) addr))
+ return PCIBIOS_DEVICE_NOT_FOUND;
+
+ /*
+ * IOC3 is fucked fucked beyond believe ... Don't even give the
+ * generic PCI code a chance to look at it for real ...
+ */
+ if (cf == (PCI_VENDOR_ID_SGI | (PCI_DEVICE_ID_SGI_IOC3 << 16)))
+ goto oh_my_gawd;
+
+ addr = &bridge->b_type1_cfg.c[(fn << 8) | (where ^ (4 - size))];
+
+ if (size == 1) {
+ res = put_dbe(value, (u8 *) addr);
+ } else if (size == 2) {
+ res = put_dbe(value, (u16 *) addr);
+ } else {
+ res = put_dbe(value, (u32 *) addr);
+ }
+
+ if (res)
+ return PCIBIOS_DEVICE_NOT_FOUND;
+
+ return PCIBIOS_SUCCESSFUL;
+
+oh_my_gawd:
+
+ /*
+ * IOC3 is fucked fucked beyond believe ... Don't even give the
+ * generic PCI code a chance to touch the wrong register.
+ */
+ if ((where >= 0x14 && where < 0x40) || (where >= 0x48))
+ return PCIBIOS_SUCCESSFUL;
+
+ /*
+ * IOC3 is fucked fucked beyond believe ... Don't try to access
+ * anything but 32-bit words ...
+ */
+ addr = &bridge->b_type0_cfg_dev[slot].f[fn].l[where >> 2];
+
+ if (get_dbe(cf, (u32 *) addr))
+ return PCIBIOS_DEVICE_NOT_FOUND;
+
+ shift = ((where & 3) << 3);
+ mask = (0xffffffffU >> ((4 - size) << 3));
+ smask = mask << shift;
+
+ cf = (cf & ~smask) | ((value & mask) << shift);
+ if (put_dbe(cf, (u32 *) addr))
+ return PCIBIOS_DEVICE_NOT_FOUND;
+
+ return PCIBIOS_SUCCESSFUL;
+}
+
+static int pci_write_config(struct pci_bus *bus, unsigned int devfn,
+ int where, int size, u32 value)
+{
+ if (bus->number > 0)
+ return pci_conf1_write_config(bus, devfn, where, size, value);
+
+ return pci_conf0_write_config(bus, devfn, where, size, value);
+}
+
+struct pci_ops bridge_pci_ops = {
+ .read = pci_read_config,
+ .write = pci_write_config,
+};
diff --git a/arch/mips/pci/ops-ddb5074.c b/arch/mips/pci/ops-ddb5074.c
deleted file mode 100644
index 89f97bef4fc..00000000000
--- a/arch/mips/pci/ops-ddb5074.c
+++ /dev/null
@@ -1,271 +0,0 @@
-/*
- * Copyright 2001 MontaVista Software Inc.
- * Author: Jun Sun, jsun@mvista.com or jsun@junsun.net
- *
- * arch/mips/ddb5xxx/ddb5476/pci_ops.c
- * Define the pci_ops for DB5477.
- *
- * Much of the code is derived from the original DDB5074 port by
- * Geert Uytterhoeven <geert@sonycom.com>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2 of the License, or (at your
- * option) any later version.
- *
- */
-#include <linux/pci.h>
-#include <linux/kernel.h>
-#include <linux/types.h>
-
-#include <asm/addrspace.h>
-#include <asm/debug.h>
-
-#include <asm/ddb5xxx/ddb5xxx.h>
-
-/*
- * config_swap structure records what set of pdar/pmr are used
- * to access pci config space. It also provides a place hold the
- * original values for future restoring.
- */
-struct pci_config_swap {
- u32 pdar;
- u32 pmr;
- u32 config_base;
- u32 config_size;
- u32 pdar_backup;
- u32 pmr_backup;
-};
-
-/*
- * On DDB5476, we have one set of swap registers
- */
-struct pci_config_swap ext_pci_swap = {
- DDB_PCIW0,
- DDB_PCIINIT0,
- DDB_PCI_CONFIG_BASE,
- DDB_PCI_CONFIG_SIZE
-};
-
-static int pci_config_workaround = 1;
-
-/*
- * access config space
- */
-static inline u32 ddb_access_config_base(struct pci_config_swap *swap, u32 bus, /* 0 means top level bus */
- u32 slot_num)
-{
- u32 pci_addr = 0;
- u32 pciinit_offset = 0;
- u32 virt_addr = swap->config_base;
- u32 option;
-
- if (pci_config_workaround) {
- if (slot_num == 5)
- slot_num = 14;
- } else {
- if (slot_num == 5)
- return DDB_BASE + DDB_PCI_BASE;
- }
-
- /* minimum pdar (window) size is 2MB */
- db_assert(swap->config_size >= (2 << 20));
-
- db_assert(slot_num < (1 << 5));
- db_assert(bus < (1 << 8));
-
- /* backup registers */
- swap->pdar_backup = ddb_in32(swap->pdar);
- swap->pmr_backup = ddb_in32(swap->pmr);
-
- /* set the pdar (pci window) register */
- ddb_set_pdar(swap->pdar, swap->config_base, swap->config_size, 32, /* 32 bit wide */
- 0, /* not on local memory bus */
- 0); /* not visible from PCI bus (N/A) */
-
- /*
- * calcuate the absolute pci config addr;
- * according to the spec, we start scanning from adr:11 (0x800)
- */
- if (bus == 0) {
- /* type 0 config */
- pci_addr = 0x00040000 << slot_num;
- } else {
- /* type 1 config */
- pci_addr = 0x00040000 << slot_num;
- panic
- ("ddb_access_config_base: we don't support type 1 config Yet");
- }
-
- /*
- * if pci_addr is less than pci config window size, we set
- * pciinit_offset to 0 and adjust the virt_address.
- * Otherwise we will try to adjust pciinit_offset.
- */
- if (pci_addr < swap->config_size) {
- virt_addr = KSEG1ADDR(swap->config_base + pci_addr);
- pciinit_offset = 0;
- } else {
- db_assert((pci_addr & (swap->config_size - 1)) == 0);
- virt_addr = KSEG1ADDR(swap->config_base);
- pciinit_offset = pci_addr;
- }
-
- /* set the pmr register */
- option = DDB_PCI_ACCESS_32;
- if (bus != 0)
- option |= DDB_PCI_CFGTYPE1;
- ddb_set_pmr(swap->pmr, DDB_PCICMD_CFG, pciinit_offset, option);
-
- return virt_addr;
-}
-
-static inline void ddb_close_config_base(struct pci_config_swap *swap)
-{
- ddb_out32(swap->pdar, swap->pdar_backup);
- ddb_out32(swap->pmr, swap->pmr_backup);
-}
-
-static int read_config_dword(struct pci_config_swap *swap,
- struct pci_dev *dev, u32 where, u32 * val)
-{
- u32 bus, slot_num, func_num;
- u32 base;
-
- db_assert((where & 3) == 0);
- db_assert(where < (1 << 8));
-
- /* check if the bus is top-level */
- if (dev->bus->parent != NULL) {
- bus = dev->bus->number;
- db_assert(bus != 0);
- } else {
- bus = 0;
- }
-
- slot_num = PCI_SLOT(dev->devfn);
- func_num = PCI_FUNC(dev->devfn);
- base = ddb_access_config_base(swap, bus, slot_num);
- *val = *(volatile u32 *) (base + (func_num << 8) + where);
- ddb_close_config_base(swap);
- return PCIBIOS_SUCCESSFUL;
-}
-
-static int read_config_word(struct pci_config_swap *swap,
- struct pci_dev *dev, u32 where, u16 * val)
-{
- int status;
- u32 result;
-
- db_assert((where & 1) == 0);
-
- status = read_config_dword(swap, dev, where & ~3, &result);
- if (where & 2)
- result >>= 16;
- *val = result & 0xffff;
- return status;
-}
-
-static int read_config_byte(struct pci_config_swap *swap,
- struct pci_dev *dev, u32 where, u8 * val)
-{
- int status;
- u32 result;
-
- status = read_config_dword(swap, dev, where & ~3, &result);
- if (where & 1)
- result >>= 8;
- if (where & 2)
- result >>= 16;
- *val = result & 0xff;
- return status;
-}
-
-static int write_config_dword(struct pci_config_swap *swap,
- struct pci_dev *dev, u32 where, u32 val)
-{
- u32 bus, slot_num, func_num;
- u32 base;
-
- db_assert((where & 3) == 0);
- db_assert(where < (1 << 8));
-
- /* check if the bus is top-level */
- if (dev->bus->parent != NULL) {
- bus = dev->bus->number;
- db_assert(bus != 0);
- } else {
- bus = 0;
- }
-
- slot_num = PCI_SLOT(dev->devfn);
- func_num = PCI_FUNC(dev->devfn);
- base = ddb_access_config_base(swap, bus, slot_num);
- *(volatile u32 *) (base + (func_num << 8) + where) = val;
- ddb_close_config_base(swap);
- return PCIBIOS_SUCCESSFUL;
-}
-
-static int write_config_word(struct pci_config_swap *swap,
- struct pci_dev *dev, u32 where, u16 val)
-{
- int status, shift = 0;
- u32 result;
-
- db_assert((where & 1) == 0);
-
- status = read_config_dword(swap, dev, where & ~3, &result);
- if (status != PCIBIOS_SUCCESSFUL)
- return status;
-
- if (where & 2)
- shift += 16;
- result &= ~(0xffff << shift);
- result |= val << shift;
- return write_config_dword(swap, dev, where & ~3, result);
-}
-
-static int write_config_byte(struct pci_config_swap *swap,
- struct pci_dev *dev, u32 where, u8 val)
-{
- int status, shift = 0;
- u32 result;
-
- status = read_config_dword(swap, dev, where & ~3, &result);
- if (status != PCIBIOS_SUCCESSFUL)
- return status;
-
- if (where & 2)
- shift += 16;
- if (where & 1)
- shift += 8;
- result &= ~(0xff << shift);
- result |= val << shift;
- return write_config_dword(swap, dev, where & ~3, result);
-}
-
-#define MAKE_PCI_OPS(prefix, rw, unitname, unittype, pciswap) \
-static int prefix##_##rw##_config_##unitname(struct pci_dev *dev, int where, unittype val) \
-{ \
- return rw##_config_##unitname(pciswap, \
- dev, \
- where, \
- val); \
-}
-
-MAKE_PCI_OPS(extpci, read, byte, u8 *, &ext_pci_swap)
- MAKE_PCI_OPS(extpci, read, word, u16 *, &ext_pci_swap)
- MAKE_PCI_OPS(extpci, read, dword, u32 *, &ext_pci_swap)
-
- MAKE_PCI_OPS(extpci, write, byte, u8, &ext_pci_swap)
- MAKE_PCI_OPS(extpci, write, word, u16, &ext_pci_swap)
- MAKE_PCI_OPS(extpci, write, dword, u32, &ext_pci_swap)
-
-struct pci_ops ddb5476_ext_pci_ops = {
- extpci_read_config_byte,
- extpci_read_config_word,
- extpci_read_config_dword,
- extpci_write_config_byte,
- extpci_write_config_word,
- extpci_write_config_dword
-};
diff --git a/arch/mips/pci/ops-ddb5476.c b/arch/mips/pci/ops-ddb5476.c
deleted file mode 100644
index 12da58e75ec..00000000000
--- a/arch/mips/pci/ops-ddb5476.c
+++ /dev/null
@@ -1,286 +0,0 @@
-/*
- * Copyright 2001 MontaVista Software Inc.
- * Author: Jun Sun, jsun@mvista.com or jsun@junsun.net
- *
- * arch/mips/ddb5xxx/ddb5476/pci_ops.c
- * Define the pci_ops for DB5477.
- *
- * Much of the code is derived from the original DDB5074 port by
- * Geert Uytterhoeven <geert@sonycom.com>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2 of the License, or (at your
- * option) any later version.
- *
- */
-#include <linux/pci.h>
-#include <linux/kernel.h>
-#include <linux/types.h>
-
-#include <asm/addrspace.h>
-#include <asm/debug.h>
-
-#include <asm/ddb5xxx/ddb5xxx.h>
-
-/*
- * config_swap structure records what set of pdar/pmr are used
- * to access pci config space. It also provides a place hold the
- * original values for future restoring.
- */
-struct pci_config_swap {
- u32 pdar;
- u32 pmr;
- u32 config_base;
- u32 config_size;
- u32 pdar_backup;
- u32 pmr_backup;
-};
-
-/*
- * On DDB5476, we have one set of swap registers
- */
-struct pci_config_swap ext_pci_swap = {
- DDB_PCIW0,
- DDB_PCIINIT0,
- DDB_PCI_CONFIG_BASE,
- DDB_PCI_CONFIG_SIZE
-};
-
-static int pci_config_workaround = 1;
-
-/*
- * access config space
- */
-static inline u32 ddb_access_config_base(struct pci_config_swap *swap, u32 bus, /* 0 means top level bus */
- u32 slot_num)
-{
- u32 pci_addr = 0;
- u32 pciinit_offset = 0;
- u32 virt_addr = swap->config_base;
- u32 option;
-
- if (pci_config_workaround) {
- /* [jsun] work around Vrc5476 controller itself, returnning
- * slot 0 essentially makes vrc5476 invisible
- */
- if (slot_num == 12)
- slot_num = 0;
-
-#if 0
- /* BUG : skip P2P bridge for now */
- if (slot_num == 5)
- slot_num = 0;
-#endif
-
- } else {
- /* now we have to be hornest, returning the true
- * PCI config headers for vrc5476
- */
- if (slot_num == 12) {
- swap->pdar_backup = ddb_in32(swap->pdar);
- swap->pmr_backup = ddb_in32(swap->pmr);
- return DDB_BASE + DDB_PCI_BASE;
- }
- }
-
- /* minimum pdar (window) size is 2MB */
- db_assert(swap->config_size >= (2 << 20));
-
- db_assert(slot_num < (1 << 5));
- db_assert(bus < (1 << 8));
-
- /* backup registers */
- swap->pdar_backup = ddb_in32(swap->pdar);
- swap->pmr_backup = ddb_in32(swap->pmr);
-
- /* set the pdar (pci window) register */
- ddb_set_pdar(swap->pdar, swap->config_base, swap->config_size, 32, /* 32 bit wide */
- 0, /* not on local memory bus */
- 0); /* not visible from PCI bus (N/A) */
-
- /*
- * calcuate the absolute pci config addr;
- * according to the spec, we start scanning from adr:11 (0x800)
- */
- if (bus == 0) {
- /* type 0 config */
- pci_addr = 0x800 << slot_num;
- } else {
- /* type 1 config */
- pci_addr = (bus << 16) | (slot_num << 11);
- /* panic("ddb_access_config_base: we don't support type 1 config Yet"); */
- }
-
- /*
- * if pci_addr is less than pci config window size, we set
- * pciinit_offset to 0 and adjust the virt_address.
- * Otherwise we will try to adjust pciinit_offset.
- */
- if (pci_addr < swap->config_size) {
- virt_addr = KSEG1ADDR(swap->config_base + pci_addr);
- pciinit_offset = 0;
- } else {
- db_assert((pci_addr & (swap->config_size - 1)) == 0);
- virt_addr = KSEG1ADDR(swap->config_base);
- pciinit_offset = pci_addr;
- }
-
- /* set the pmr register */
- option = DDB_PCI_ACCESS_32;
- if (bus != 0)
- option |= DDB_PCI_CFGTYPE1;
- ddb_set_pmr(swap->pmr, DDB_PCICMD_CFG, pciinit_offset, option);
-
- return virt_addr;
-}
-
-static inline void ddb_close_config_base(struct pci_config_swap *swap)
-{
- ddb_out32(swap->pdar, swap->pdar_backup);
- ddb_out32(swap->pmr, swap->pmr_backup);
-}
-
-static int read_config_dword(struct pci_config_swap *swap,
- struct pci_dev *dev, u32 where, u32 * val)
-{
- u32 bus, slot_num, func_num;
- u32 base;
-
- db_assert((where & 3) == 0);
- db_assert(where < (1 << 8));
-
- /* check if the bus is top-level */
- if (dev->bus->parent != NULL) {
- bus = dev->bus->number;
- db_assert(bus != 0);
- } else {
- bus = 0;
- }
-
- slot_num = PCI_SLOT(dev->devfn);
- func_num = PCI_FUNC(dev->devfn);
- base = ddb_access_config_base(swap, bus, slot_num);
- *val = *(volatile u32 *) (base + (func_num << 8) + where);
- ddb_close_config_base(swap);
- return PCIBIOS_SUCCESSFUL;
-}
-
-static int read_config_word(struct pci_config_swap *swap,
- struct pci_dev *dev, u32 where, u16 * val)
-{
- int status;
- u32 result;
-
- db_assert((where & 1) == 0);
-
- status = read_config_dword(swap, dev, where & ~3, &result);
- if (where & 2)
- result >>= 16;
- *val = result & 0xffff;
- return status;
-}
-
-static int read_config_byte(struct pci_config_swap *swap,
- struct pci_dev *dev, u32 where, u8 * val)
-{
- int status;
- u32 result;
-
- status = read_config_dword(swap, dev, where & ~3, &result);
- if (where & 1)
- result >>= 8;
- if (where & 2)
- result >>= 16;
- *val = result & 0xff;
- return status;
-}
-
-static int write_config_dword(struct pci_config_swap *swap,
- struct pci_dev *dev, u32 where, u32 val)
-{
- u32 bus, slot_num, func_num;
- u32 base;
-
- db_assert((where & 3) == 0);
- db_assert(where < (1 << 8));
-
- /* check if the bus is top-level */
- if (dev->bus->parent != NULL) {
- bus = dev->bus->number;
- db_assert(bus != 0);
- } else {
- bus = 0;
- }
-
- slot_num = PCI_SLOT(dev->devfn);
- func_num = PCI_FUNC(dev->devfn);
- base = ddb_access_config_base(swap, bus, slot_num);
- *(volatile u32 *) (base + (func_num << 8) + where) = val;
- ddb_close_config_base(swap);
- return PCIBIOS_SUCCESSFUL;
-}
-
-static int write_config_word(struct pci_config_swap *swap,
- struct pci_dev *dev, u32 where, u16 val)
-{
- int status, shift = 0;
- u32 result;
-
- db_assert((where & 1) == 0);
-
- status = read_config_dword(swap, dev, where & ~3, &result);
- if (status != PCIBIOS_SUCCESSFUL)
- return status;
-
- if (where & 2)
- shift += 16;
- result &= ~(0xffff << shift);
- result |= val << shift;
- return write_config_dword(swap, dev, where & ~3, result);
-}
-
-static int write_config_byte(struct pci_config_swap *swap,
- struct pci_dev *dev, u32 where, u8 val)
-{
- int status, shift = 0;
- u32 result;
-
- status = read_config_dword(swap, dev, where & ~3, &result);
- if (status != PCIBIOS_SUCCESSFUL)
- return status;
-
- if (where & 2)
- shift += 16;
- if (where & 1)
- shift += 8;
- result &= ~(0xff << shift);
- result |= val << shift;
- return write_config_dword(swap, dev, where & ~3, result);
-}
-
-#define MAKE_PCI_OPS(prefix, rw, unitname, unittype, pciswap) \
-static int prefix##_##rw##_config_##unitname(struct pci_dev *dev, int where, unittype val) \
-{ \
- return rw##_config_##unitname(pciswap, \
- dev, \
- where, \
- val); \
-}
-
-MAKE_PCI_OPS(extpci, read, byte, u8 *, &ext_pci_swap)
- MAKE_PCI_OPS(extpci, read, word, u16 *, &ext_pci_swap)
- MAKE_PCI_OPS(extpci, read, dword, u32 *, &ext_pci_swap)
-
- MAKE_PCI_OPS(extpci, write, byte, u8, &ext_pci_swap)
- MAKE_PCI_OPS(extpci, write, word, u16, &ext_pci_swap)
- MAKE_PCI_OPS(extpci, write, dword, u32, &ext_pci_swap)
-
-struct pci_ops ddb5476_ext_pci_ops = {
- extpci_read_config_byte,
- extpci_read_config_word,
- extpci_read_config_dword,
- extpci_write_config_byte,
- extpci_write_config_word,
- extpci_write_config_dword
-};
diff --git a/arch/mips/pci/ops-emma2rh.c b/arch/mips/pci/ops-emma2rh.c
new file mode 100644
index 00000000000..e21b11bf66b
--- /dev/null
+++ b/arch/mips/pci/ops-emma2rh.c
@@ -0,0 +1,186 @@
+/*
+ * arch/mips/pci/ops-emma2rh.c
+ * This file defines the PCI operation for EMMA2RH.
+ *
+ * Copyright (C) NEC Electronics Corporation 2004-2006
+ *
+ * This file is based on the arch/mips/pci/ops-vr41xx.c
+ *
+ * Copyright 2001 MontaVista Software Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#include <linux/config.h>
+#include <linux/pci.h>
+#include <linux/kernel.h>
+#include <linux/types.h>
+
+#include <asm/addrspace.h>
+#include <asm/debug.h>
+
+#include <asm/emma2rh/emma2rh.h>
+
+#define RTABORT (0x1<<9)
+#define RMABORT (0x1<<10)
+#define EMMA2RH_PCI_SLOT_NUM 9 /* 0000:09.0 is final PCI device */
+
+/*
+ * access config space
+ */
+
+static int check_args(struct pci_bus *bus, u32 devfn, u32 * bus_num)
+{
+ /* check if the bus is top-level */
+ if (bus->parent != NULL) {
+ *bus_num = bus->number;
+ db_assert(bus_num != 0);
+ } else
+ *bus_num = 0;
+
+ if (*bus_num == 0) {
+ /* Type 0 */
+ if (PCI_SLOT(devfn) >= 10)
+ return PCIBIOS_DEVICE_NOT_FOUND;
+ } else {
+ /* Type 1 */
+ if ((*bus_num >= 64) || (PCI_SLOT(devfn) >= 16))
+ return PCIBIOS_DEVICE_NOT_FOUND;
+ }
+ return 0;
+}
+
+static inline int set_pci_configuration_address(unsigned char bus_num,
+ unsigned int devfn, int where)
+{
+ u32 config_win0;
+
+ emma2rh_out32(EMMA2RH_PCI_INT, ~RMABORT);
+ if (bus_num == 0)
+ /*
+ * Type 0 configuration
+ */
+ config_win0 = (1 << (22 + PCI_SLOT(devfn))) | (5 << 9);
+ else
+ /*
+ * Type 1 configuration
+ */
+ config_win0 = (bus_num << 26) | (PCI_SLOT(devfn) << 22) |
+ (1 << 15) | (5 << 9);
+
+ emma2rh_out32(EMMA2RH_PCI_IWIN0_CTR, config_win0);
+
+ return 0;
+}
+
+static int pci_config_read(struct pci_bus *bus, unsigned int devfn, int where,
+ int size, uint32_t * val)
+{
+ u32 bus_num;
+ u32 base = KSEG1ADDR(EMMA2RH_PCI_CONFIG_BASE);
+ u32 backup_win0;
+ u32 data;
+
+ *val = 0xffffffffU;
+
+ if (check_args(bus, devfn, &bus_num) == PCIBIOS_DEVICE_NOT_FOUND)
+ return PCIBIOS_DEVICE_NOT_FOUND;
+
+ backup_win0 = emma2rh_in32(EMMA2RH_PCI_IWIN0_CTR);
+
+ if (set_pci_configuration_address(bus_num, devfn, where) < 0)
+ return PCIBIOS_DEVICE_NOT_FOUND;
+
+ data =
+ *(volatile u32 *)(base + (PCI_FUNC(devfn) << 8) +
+ (where & 0xfffffffc));
+
+ switch (size) {
+ case 1:
+ *val = (data >> ((where & 3) << 3)) & 0xffU;
+ break;
+ case 2:
+ *val = (data >> ((where & 2) << 3)) & 0xffffU;
+ break;
+ case 4:
+ *val = data;
+ break;
+ default:
+ emma2rh_out32(EMMA2RH_PCI_IWIN0_CTR, backup_win0);
+ return PCIBIOS_FUNC_NOT_SUPPORTED;
+ }
+
+ emma2rh_out32(EMMA2RH_PCI_IWIN0_CTR, backup_win0);
+
+ if (emma2rh_in32(EMMA2RH_PCI_INT) & RMABORT)
+ return PCIBIOS_DEVICE_NOT_FOUND;
+
+ return PCIBIOS_SUCCESSFUL;
+}
+
+static int pci_config_write(struct pci_bus *bus, unsigned int devfn, int where,
+ int size, u32 val)
+{
+ u32 bus_num;
+ u32 base = KSEG1ADDR(EMMA2RH_PCI_CONFIG_BASE);
+ u32 backup_win0;
+ u32 data;
+ int shift;
+
+ if (check_args(bus, devfn, &bus_num) == PCIBIOS_DEVICE_NOT_FOUND)
+ return PCIBIOS_DEVICE_NOT_FOUND;
+
+ backup_win0 = emma2rh_in32(EMMA2RH_PCI_IWIN0_CTR);
+
+ if (set_pci_configuration_address(bus_num, devfn, where) < 0)
+ return PCIBIOS_DEVICE_NOT_FOUND;
+
+ /* read modify write */
+ data =
+ *(volatile u32 *)(base + (PCI_FUNC(devfn) << 8) +
+ (where & 0xfffffffc));
+
+ switch (size) {
+ case 1:
+ shift = (where & 3) << 3;
+ data &= ~(0xffU << shift);
+ data |= ((val & 0xffU) << shift);
+ break;
+ case 2:
+ shift = (where & 2) << 3;
+ data &= ~(0xffffU << shift);
+ data |= ((val & 0xffffU) << shift);
+ break;
+ case 4:
+ data = val;
+ break;
+ default:
+ emma2rh_out32(EMMA2RH_PCI_IWIN0_CTR, backup_win0);
+ return PCIBIOS_FUNC_NOT_SUPPORTED;
+ }
+ *(volatile u32 *)(base + (PCI_FUNC(devfn) << 8) +
+ (where & 0xfffffffc)) = data;
+
+ emma2rh_out32(EMMA2RH_PCI_IWIN0_CTR, backup_win0);
+ if (emma2rh_in32(EMMA2RH_PCI_INT) & RMABORT)
+ return PCIBIOS_DEVICE_NOT_FOUND;
+
+ return PCIBIOS_SUCCESSFUL;
+}
+
+struct pci_ops emma2rh_pci_ops = {
+ .read = pci_config_read,
+ .write = pci_config_write,
+};
diff --git a/arch/mips/pci/ops-it8172.c b/arch/mips/pci/ops-it8172.c
index b7a8b9a6f9d..ba8328505a0 100644
--- a/arch/mips/pci/ops-it8172.c
+++ b/arch/mips/pci/ops-it8172.c
@@ -50,30 +50,28 @@
static struct resource pci_mem_resource_1;
static struct resource pci_io_resource = {
- "io pci IO space",
- 0x14018000,
- 0x17FFFFFF,
- IORESOURCE_IO
+ .start = 0x14018000,
+ .end = 0x17FFFFFF,
+ .name = "io pci IO space",
+ .flags = IORESOURCE_IO
};
static struct resource pci_mem_resource_0 = {
- "ext pci memory space 0/1",
- 0x10101000,
- 0x13FFFFFF,
- IORESOURCE_MEM,
- &pci_mem_resource_0,
- NULL,
- &pci_mem_resource_1
+ .start = 0x10101000,
+ .end = 0x13FFFFFF,
+ .name = "ext pci memory space 0/1",
+ .flags = IORESOURCE_MEM,
+ .parent = &pci_mem_resource_0,
+ .sibling = NULL,
+ .child = &pci_mem_resource_1
};
static struct resource pci_mem_resource_1 = {
- "ext pci memory space 2/3",
- 0x1A000000,
- 0x1FBFFFFF,
- IORESOURCE_MEM,
- &pci_mem_resource_0,
- NULL,
- NULL
+ .start = 0x1A000000,
+ .end = 0x1FBFFFFF,
+ .name = "ext pci memory space 2/3",
+ .flags = IORESOURCE_MEM,
+ .parent = &pci_mem_resource_0
};
extern struct pci_ops it8172_pci_ops;
diff --git a/arch/mips/pci/ops-sni.c b/arch/mips/pci/ops-sni.c
index 62bdd19c7f8..2b0ccd6d9dc 100644
--- a/arch/mips/pci/ops-sni.c
+++ b/arch/mips/pci/ops-sni.c
@@ -47,13 +47,13 @@ static int pcimt_read(struct pci_bus *bus, unsigned int devfn, int reg,
switch (size) {
case 1:
- *val = *(volatile u8 *) (PCIMT_CONFIG_DATA + (reg & 3));
+ *val = inb(PCIMT_CONFIG_DATA + (reg & 3));
break;
case 2:
- *val = *(volatile u16 *) (PCIMT_CONFIG_DATA + (reg & 2));
+ *val = inw(PCIMT_CONFIG_DATA + (reg & 2));
break;
case 4:
- *val = *(volatile u32 *) PCIMT_CONFIG_DATA;
+ *val = inl(PCIMT_CONFIG_DATA);
break;
}
@@ -70,13 +70,13 @@ static int pcimt_write(struct pci_bus *bus, unsigned int devfn, int reg,
switch (size) {
case 1:
- *(volatile u8 *) (PCIMT_CONFIG_DATA + (reg & 3)) = val;
+ outb (val, PCIMT_CONFIG_DATA + (reg & 3));
break;
case 2:
- *(volatile u16 *) (PCIMT_CONFIG_DATA + (reg & 2)) = val;
+ outw (val, PCIMT_CONFIG_DATA + (reg & 2));
break;
case 4:
- *(volatile u32 *) PCIMT_CONFIG_DATA = val;
+ outl (val, PCIMT_CONFIG_DATA);
break;
}
diff --git a/arch/mips/pci/ops-titan.c b/arch/mips/pci/ops-titan.c
index 233ec6f2054..ebf8fc40e9b 100644
--- a/arch/mips/pci/ops-titan.c
+++ b/arch/mips/pci/ops-titan.c
@@ -26,8 +26,19 @@
#include <linux/pci.h>
#include <linux/kernel.h>
-#include <asm/titan_dep.h>
+#include <asm/pci.h>
+#include <asm/io.h>
+#include <asm/rm9k-ocd.h>
+/*
+ * PCI specific defines
+ */
+#define TITAN_PCI_0_CONFIG_ADDRESS 0x780
+#define TITAN_PCI_0_CONFIG_DATA 0x784
+
+/*
+ * Titan PCI Config Read Byte
+ */
static int titan_read_config(struct pci_bus *bus, unsigned int devfn, int reg,
int size, u32 * val)
{
@@ -43,8 +54,8 @@ static int titan_read_config(struct pci_bus *bus, unsigned int devfn, int reg,
/* start the configuration cycle */
- TITAN_WRITE(TITAN_PCI_0_CONFIG_ADDRESS, address);
- tmp = TITAN_READ(TITAN_PCI_0_CONFIG_DATA) >> ((reg & 3) << 3);
+ ocd_writel(address, TITAN_PCI_0_CONFIG_ADDRESS);
+ tmp = ocd_readl(TITAN_PCI_0_CONFIG_DATA) >> ((reg & 3) << 3);
switch (size) {
case 1:
@@ -71,20 +82,20 @@ static int titan_write_config(struct pci_bus *bus, unsigned int devfn, int reg,
(reg & 0xfc) | 0x80000000;
/* start the configuration cycle */
- TITAN_WRITE(TITAN_PCI_0_CONFIG_ADDRESS, address);
+ ocd_writel(address, TITAN_PCI_0_CONFIG_ADDRESS);
/* write the data */
switch (size) {
case 1:
- TITAN_WRITE_8(TITAN_PCI_0_CONFIG_DATA + (~reg & 0x3), val);
+ ocd_writeb(val, TITAN_PCI_0_CONFIG_DATA + (~reg & 0x3));
break;
case 2:
- TITAN_WRITE_16(TITAN_PCI_0_CONFIG_DATA + (~reg & 0x2), val);
+ ocd_writew(val, TITAN_PCI_0_CONFIG_DATA + (~reg & 0x2));
break;
case 4:
- TITAN_WRITE(TITAN_PCI_0_CONFIG_DATA, val);
+ ocd_writel(val, TITAN_PCI_0_CONFIG_DATA);
break;
}
diff --git a/arch/mips/pci/pci-ddb5074.c b/arch/mips/pci/pci-ddb5074.c
deleted file mode 100644
index 73f9ceeb2f5..00000000000
--- a/arch/mips/pci/pci-ddb5074.c
+++ /dev/null
@@ -1,79 +0,0 @@
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/types.h>
-#include <linux/pci.h>
-
-#include <asm/debug.h>
-
-#include <asm/ddb5xxx/ddb5xxx.h>
-
-static struct resource extpci_io_resource = {
- "pci IO space",
- 0x1000, /* leave some room for ISA bus */
- DDB_PCI_IO_SIZE - 1,
- IORESOURCE_IO
-};
-
-static struct resource extpci_mem_resource = {
- "pci memory space",
- DDB_PCI_MEM_BASE + 0x00100000, /* leave 1 MB for RTC */
- DDB_PCI_MEM_BASE + DDB_PCI_MEM_SIZE - 1,
- IORESOURCE_MEM
-};
-
-extern struct pci_ops ddb5476_ext_pci_ops;
-
-struct pci_controller ddb5476_controller = {
- .pci_ops = &ddb5476_ext_pci_ops,
- .io_resource = &extpci_io_resource,
- .mem_resource = &extpci_mem_resource,
-};
-
-#define PCI_EXT_INTA 8
-#define PCI_EXT_INTB 9
-#define PCI_EXT_INTC 10
-#define PCI_EXT_INTD 11
-#define PCI_EXT_INTE 12
-
-#define MAX_SLOT_NUM 14
-
-static unsigned char irq_map[MAX_SLOT_NUM] = {
- [ 0] = nile4_to_irq(PCI_EXT_INTE),
- [ 1] = nile4_to_irq(PCI_EXT_INTA),
- [ 2] = nile4_to_irq(PCI_EXT_INTA),
- [ 3] = nile4_to_irq(PCI_EXT_INTB),
- [ 4] = nile4_to_irq(PCI_EXT_INTC),
- [ 5] = nile4_to_irq(NILE4_INT_UART),
- [10] = nile4_to_irq(PCI_EXT_INTE),
- [13] = nile4_to_irq(PCI_EXT_INTE),
-};
-
-int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
-{
- return irq_map[slot];
-}
-
-/* Do platform specific device initialization at pci_enable_device() time */
-int pcibios_plat_dev_init(struct pci_dev *dev)
-{
- return 0;
-}
-
-void __init ddb_pci_reset_bus(void)
-{
- u32 temp;
-
- /*
- * I am not sure about the "official" procedure, the following
- * steps work as far as I know:
- * We first set PCI cold reset bit (bit 31) in PCICTRL-H.
- * Then we clear the PCI warm reset bit (bit 30) to 0 in PCICTRL-H.
- * The same is true for both PCI channels.
- */
- temp = ddb_in32(DDB_PCICTRL + 4);
- temp |= 0x80000000;
- ddb_out32(DDB_PCICTRL + 4, temp);
- temp &= ~0xc0000000;
- ddb_out32(DDB_PCICTRL + 4, temp);
-
-}
diff --git a/arch/mips/pci/pci-ddb5476.c b/arch/mips/pci/pci-ddb5476.c
deleted file mode 100644
index 90dd4950980..00000000000
--- a/arch/mips/pci/pci-ddb5476.c
+++ /dev/null
@@ -1,93 +0,0 @@
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/types.h>
-#include <linux/pci.h>
-
-#include <asm/debug.h>
-
-#include <asm/ddb5xxx/ddb5xxx.h>
-
-static struct resource extpci_io_resource = {
- "pci IO space",
- 0x1000, /* leave some room for ISA bus */
- DDB_PCI_IO_SIZE - 1,
- IORESOURCE_IO
-};
-
-static struct resource extpci_mem_resource = {
- "pci memory space",
- DDB_PCI_MEM_BASE + 0x00100000, /* leave 1 MB for RTC */
- DDB_PCI_MEM_BASE + DDB_PCI_MEM_SIZE - 1,
- IORESOURCE_MEM
-};
-
-extern struct pci_ops ddb5476_ext_pci_ops;
-
-struct pci_controller ddb5476_controller = {
- .pci_ops = &ddb5476_ext_pci_ops,
- .io_resource = &extpci_io_resource,
- .mem_resource = &extpci_mem_resource
-};
-
-
-/*
- * we fix up irqs based on the slot number.
- * The first entry is at AD:11.
- *
- * This does not work for devices on sub-buses yet.
- */
-
-/*
- * temporary
- */
-
-#define PCI_EXT_INTA 8
-#define PCI_EXT_INTB 9
-#define PCI_EXT_INTC 10
-#define PCI_EXT_INTD 11
-#define PCI_EXT_INTE 12
-
-/*
- * based on ddb5477 manual page 11
- */
-#define MAX_SLOT_NUM 21
-static unsigned char irq_map[MAX_SLOT_NUM] = {
- [ 2] = 9, /* AD:13 USB */
- [ 3] = 10, /* AD:14 PMU */
- [ 5] = 0, /* AD:16 P2P bridge */
- [ 6] = nile4_to_irq(PCI_EXT_INTB), /* AD:17 */
- [ 7] = nile4_to_irq(PCI_EXT_INTC), /* AD:18 */
- [ 8] = nile4_to_irq(PCI_EXT_INTD), /* AD:19 */
- [ 9] = nile4_to_irq(PCI_EXT_INTA), /* AD:20 */
- [13] = 14, /* AD:24 HD controller, M5229 */
-};
-
-int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
-{
- return irq_map[slot];
-}
-
-/* Do platform specific device initialization at pci_enable_device() time */
-int pcibios_plat_dev_init(struct pci_dev *dev)
-{
- return 0;
-}
-
-void __init ddb_pci_reset_bus(void)
-{
- u32 temp;
-
- /*
- * I am not sure about the "official" procedure, the following
- * steps work as far as I know:
- * We first set PCI cold reset bit (bit 31) in PCICTRL-H.
- * Then we clear the PCI warm reset bit (bit 30) to 0 in PCICTRL-H.
- * The same is true for both PCI channels.
- */
- temp = ddb_in32(DDB_PCICTRL + 4);
- temp |= 0x80000000;
- ddb_out32(DDB_PCICTRL + 4, temp);
- temp &= ~0xc0000000;
- ddb_out32(DDB_PCICTRL + 4, temp);
-
-}
diff --git a/arch/mips/pci/pci-ddb5477.c b/arch/mips/pci/pci-ddb5477.c
index 826d653184e..d071bc375b1 100644
--- a/arch/mips/pci/pci-ddb5477.c
+++ b/arch/mips/pci/pci-ddb5477.c
@@ -22,31 +22,31 @@
#include <asm/ddb5xxx/ddb5xxx.h>
static struct resource extpci_io_resource = {
- "ext pci IO space",
- DDB_PCI0_IO_BASE - DDB_PCI_IO_BASE + 0x4000,
- DDB_PCI0_IO_BASE - DDB_PCI_IO_BASE + DDB_PCI0_IO_SIZE - 1,
- IORESOURCE_IO
+ .start = DDB_PCI0_IO_BASE - DDB_PCI_IO_BASE + 0x4000,
+ .end = DDB_PCI0_IO_BASE - DDB_PCI_IO_BASE + DDB_PCI0_IO_SIZE - 1,
+ .name = "ext pci IO space",
+ .flags = IORESOURCE_IO
};
static struct resource extpci_mem_resource = {
- "ext pci memory space",
- DDB_PCI0_MEM_BASE + 0x100000,
- DDB_PCI0_MEM_BASE + DDB_PCI0_MEM_SIZE - 1,
- IORESOURCE_MEM
+ .start = DDB_PCI0_MEM_BASE + 0x100000,
+ .end = DDB_PCI0_MEM_BASE + DDB_PCI0_MEM_SIZE - 1,
+ .name = "ext pci memory space",
+ .flags = IORESOURCE_MEM
};
static struct resource iopci_io_resource = {
- "io pci IO space",
- DDB_PCI1_IO_BASE - DDB_PCI_IO_BASE,
- DDB_PCI1_IO_BASE - DDB_PCI_IO_BASE + DDB_PCI1_IO_SIZE - 1,
- IORESOURCE_IO
+ .start = DDB_PCI1_IO_BASE - DDB_PCI_IO_BASE,
+ .end = DDB_PCI1_IO_BASE - DDB_PCI_IO_BASE + DDB_PCI1_IO_SIZE - 1,
+ .name = "io pci IO space",
+ .flags = IORESOURCE_IO
};
static struct resource iopci_mem_resource = {
- "ext pci memory space",
- DDB_PCI1_MEM_BASE,
- DDB_PCI1_MEM_BASE + DDB_PCI1_MEM_SIZE - 1,
- IORESOURCE_MEM
+ .start = DDB_PCI1_MEM_BASE,
+ .end = DDB_PCI1_MEM_BASE + DDB_PCI1_MEM_SIZE - 1,
+ .name = "ext pci memory space",
+ .flags = IORESOURCE_MEM
};
extern struct pci_ops ddb5477_ext_pci_ops;
diff --git a/arch/mips/pci/pci-emma2rh.c b/arch/mips/pci/pci-emma2rh.c
new file mode 100644
index 00000000000..0f8b230057d
--- /dev/null
+++ b/arch/mips/pci/pci-emma2rh.c
@@ -0,0 +1,90 @@
+/*
+ * arch/mips/pci/pci-emma2rh.c
+ * This file defines the PCI configration.
+ *
+ * Copyright (C) NEC Electronics Corporation 2004-2006
+ *
+ * This file is based on the arch/mips/ddb5xxx/ddb5477/pci.c
+ *
+ * Copyright 2001 MontaVista Software Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+
+#include <linux/config.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/types.h>
+#include <linux/pci.h>
+
+#include <asm/bootinfo.h>
+#include <asm/debug.h>
+
+#include <asm/emma2rh/emma2rh.h>
+
+static struct resource pci_io_resource = {
+ .name = "pci IO space",
+ .start = EMMA2RH_PCI_IO_BASE,
+ .end = EMMA2RH_PCI_IO_BASE + EMMA2RH_PCI_IO_SIZE - 1,
+ .flags = IORESOURCE_IO,
+};
+
+static struct resource pci_mem_resource = {
+ .name = "pci memory space",
+ .start = EMMA2RH_PCI_MEM_BASE,
+ .end = EMMA2RH_PCI_MEM_BASE + EMMA2RH_PCI_MEM_SIZE - 1,
+ .flags = IORESOURCE_MEM,
+};
+
+extern struct pci_ops emma2rh_pci_ops;
+
+static struct pci_controller emma2rh_pci_controller = {
+ .pci_ops = &emma2rh_pci_ops,
+ .mem_resource = &pci_mem_resource,
+ .io_resource = &pci_io_resource,
+ .mem_offset = -0x04000000,
+ .io_offset = 0,
+};
+
+static void __init emma2rh_pci_init(void)
+{
+ /* setup PCI interface */
+ emma2rh_out32(EMMA2RH_PCI_ARBIT_CTR, 0x70f);
+
+ emma2rh_out32(EMMA2RH_PCI_IWIN0_CTR, 0x80000a18);
+ emma2rh_out32(EMMA2RH_PCI_CONFIG_BASE + PCI_COMMAND,
+ PCI_STATUS_DEVSEL_MEDIUM | PCI_STATUS_CAP_LIST |
+ PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY);
+ emma2rh_out32(EMMA2RH_PCI_CONFIG_BASE + PCI_BASE_ADDRESS_0, 0x10000000);
+ emma2rh_out32(EMMA2RH_PCI_CONFIG_BASE + PCI_BASE_ADDRESS_1, 0x00000000);
+
+ emma2rh_out32(EMMA2RH_PCI_IWIN0_CTR, 0x12000000 | 0x218);
+ emma2rh_out32(EMMA2RH_PCI_IWIN1_CTR, 0x18000000 | 0x600);
+ emma2rh_out32(EMMA2RH_PCI_INIT_ESWP, 0x00000200);
+
+ emma2rh_out32(EMMA2RH_PCI_TWIN_CTR, 0x00009200);
+ emma2rh_out32(EMMA2RH_PCI_TWIN_BADR, 0x00000000);
+ emma2rh_out32(EMMA2RH_PCI_TWIN0_DADR, 0x00000000);
+ emma2rh_out32(EMMA2RH_PCI_TWIN1_DADR, 0x00000000);
+}
+
+static int __init emma2rh_pci_setup(void)
+{
+ emma2rh_pci_init();
+ register_pci_controller(&emma2rh_pci_controller);
+ return 0;
+}
+
+arch_initcall(emma2rh_pci_setup);
diff --git a/arch/mips/pci/pci-excite.c b/arch/mips/pci/pci-excite.c
new file mode 100644
index 00000000000..3c86c77cb74
--- /dev/null
+++ b/arch/mips/pci/pci-excite.c
@@ -0,0 +1,149 @@
+/*
+ * Copyright (C) 2004 by Basler Vision Technologies AG
+ * Author: Thomas Koeller <thomas.koeller@baslerweb.com>
+ * Based on the PMC-Sierra Yosemite board support by Ralf Baechle.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/types.h>
+#include <linux/pci.h>
+#include <linux/bitops.h>
+#include <asm/rm9k-ocd.h>
+#include <excite.h>
+
+
+extern struct pci_ops titan_pci_ops;
+
+
+static struct resource
+ mem_resource = {
+ .name = "PCI memory",
+ .start = EXCITE_PHYS_PCI_MEM,
+ .end = EXCITE_PHYS_PCI_MEM + EXCITE_SIZE_PCI_MEM - 1,
+ .flags = IORESOURCE_MEM
+ },
+ io_resource = {
+ .name = "PCI I/O",
+ .start = EXCITE_PHYS_PCI_IO,
+ .end = EXCITE_PHYS_PCI_IO + EXCITE_SIZE_PCI_IO - 1,
+ .flags = IORESOURCE_IO
+ };
+
+
+static struct pci_controller bx_controller = {
+ .pci_ops = &titan_pci_ops,
+ .mem_resource = &mem_resource,
+ .mem_offset = 0x00000000UL,
+ .io_resource = &io_resource,
+ .io_offset = 0x00000000UL
+};
+
+
+static char
+ iopage_failed[] __initdata = "Cannot allocate PCI I/O page",
+ modebits_no_pci[] __initdata = "PCI is not configured in mode bits";
+
+#define RM9000x2_OCD_HTSC 0x0604
+#define RM9000x2_OCD_HTBHL 0x060c
+#define RM9000x2_OCD_PCIHRST 0x078c
+
+#define RM9K_OCD_MODEBIT1 0x00d4 /* (MODEBIT1) Mode Bit 1 */
+#define RM9K_OCD_CPHDCR 0x00f4 /* CPU-PCI/HT Data Control. */
+
+#define PCISC_FB2B 0x00000200
+#define PCISC_MWICG 0x00000010
+#define PCISC_EMC 0x00000004
+#define PCISC_ERMA 0x00000002
+
+
+
+static int __init basler_excite_pci_setup(void)
+{
+ const unsigned int fullbars = memsize / (256 << 20);
+ unsigned int i;
+
+ /* Check modebits to see if PCI is really enabled. */
+ if (!((ocd_readl(RM9K_OCD_MODEBIT1) >> (47-32)) & 0x1))
+ panic(modebits_no_pci);
+
+ if (NULL == request_mem_region(EXCITE_PHYS_PCI_IO, EXCITE_SIZE_PCI_IO,
+ "Memory-mapped PCI I/O page"))
+ panic(iopage_failed);
+
+ /* Enable PCI 0 as master for config cycles */
+ ocd_writel(PCISC_EMC | PCISC_ERMA, RM9000x2_OCD_HTSC);
+
+
+ /* Set up latency timer */
+ ocd_writel(0x8008, RM9000x2_OCD_HTBHL);
+
+ /* Setup host IO and Memory space */
+ ocd_writel((EXCITE_PHYS_PCI_IO >> 4) | 1, LKB7);
+ ocd_writel(((EXCITE_SIZE_PCI_IO >> 4) & 0x7fffff00) - 0x100, LKM7);
+ ocd_writel((EXCITE_PHYS_PCI_MEM >> 4) | 1, LKB8);
+ ocd_writel(((EXCITE_SIZE_PCI_MEM >> 4) & 0x7fffff00) - 0x100, LKM8);
+
+ /* Set up PCI BARs to map all installed memory */
+ for (i = 0; i < 6; i++) {
+ const unsigned int bar = 0x610 + i * 4;
+
+ if (i < fullbars) {
+ ocd_writel(0x10000000 * i, bar);
+ ocd_writel(0x01000000 * i, bar + 0x140);
+ ocd_writel(0x0ffff029, bar + 0x100);
+ continue;
+ }
+
+ if (i == fullbars) {
+ int o;
+ u32 mask;
+
+ const unsigned long rem = memsize - i * 0x10000000;
+ if (!rem) {
+ ocd_writel(0x00000000, bar + 0x100);
+ continue;
+ }
+
+ o = ffs(rem) - 1;
+ if (rem & ~(0x1 << o))
+ o++;
+ mask = ((0x1 << o) & 0x0ffff000) - 0x1000;
+ ocd_writel(0x10000000 * i, bar);
+ ocd_writel(0x01000000 * i, bar + 0x140);
+ ocd_writel(0x00000029 | mask, bar + 0x100);
+ continue;
+ }
+
+ ocd_writel(0x00000000, bar + 0x100);
+ }
+
+ /* Finally, enable the PCI interupt */
+#if USB_IRQ > 7
+ set_c0_intcontrol(1 << USB_IRQ);
+#else
+ set_c0_status(1 << (USB_IRQ + 8));
+#endif
+
+ ioport_resource.start = EXCITE_PHYS_PCI_IO;
+ ioport_resource.end = EXCITE_PHYS_PCI_IO + EXCITE_SIZE_PCI_IO - 1;
+ set_io_port_base((unsigned long) ioremap_nocache(EXCITE_PHYS_PCI_IO, EXCITE_SIZE_PCI_IO));
+ register_pci_controller(&bx_controller);
+ return 0;
+}
+
+
+arch_initcall(basler_excite_pci_setup);
diff --git a/arch/mips/pci/pci-ip27.c b/arch/mips/pci/pci-ip27.c
index 6002d2a6a26..80eb9af9ecd 100644
--- a/arch/mips/pci/pci-ip27.c
+++ b/arch/mips/pci/pci-ip27.c
@@ -40,297 +40,7 @@ static struct bridge_controller bridges[MAX_PCI_BUSSES];
struct bridge_controller *irq_to_bridge[MAX_PCI_BUSSES * MAX_DEVICES_PER_PCIBUS];
int irq_to_slot[MAX_PCI_BUSSES * MAX_DEVICES_PER_PCIBUS];
-/*
- * The Bridge ASIC supports both type 0 and type 1 access. Type 1 is
- * not really documented, so right now I can't write code which uses it.
- * Therefore we use type 0 accesses for now even though they won't work
- * correcly for PCI-to-PCI bridges.
- *
- * The function is complicated by the ultimate brokeness of the IOC3 chip
- * which is used in SGI systems. The IOC3 can only handle 32-bit PCI
- * accesses and does only decode parts of it's address space.
- */
-
-static int pci_conf0_read_config(struct pci_bus *bus, unsigned int devfn,
- int where, int size, u32 * value)
-{
- struct bridge_controller *bc = BRIDGE_CONTROLLER(bus);
- bridge_t *bridge = bc->base;
- int slot = PCI_SLOT(devfn);
- int fn = PCI_FUNC(devfn);
- volatile void *addr;
- u32 cf, shift, mask;
- int res;
-
- addr = &bridge->b_type0_cfg_dev[slot].f[fn].c[PCI_VENDOR_ID];
- if (get_dbe(cf, (u32 *) addr))
- return PCIBIOS_DEVICE_NOT_FOUND;
-
- /*
- * IOC3 is fucked fucked beyond believe ... Don't even give the
- * generic PCI code a chance to look at it for real ...
- */
- if (cf == (PCI_VENDOR_ID_SGI | (PCI_DEVICE_ID_SGI_IOC3 << 16)))
- goto oh_my_gawd;
-
- addr = &bridge->b_type0_cfg_dev[slot].f[fn].c[where ^ (4 - size)];
-
- if (size == 1)
- res = get_dbe(*value, (u8 *) addr);
- else if (size == 2)
- res = get_dbe(*value, (u16 *) addr);
- else
- res = get_dbe(*value, (u32 *) addr);
-
- return res ? PCIBIOS_DEVICE_NOT_FOUND : PCIBIOS_SUCCESSFUL;
-
-oh_my_gawd:
-
- /*
- * IOC3 is fucked fucked beyond believe ... Don't even give the
- * generic PCI code a chance to look at the wrong register.
- */
- if ((where >= 0x14 && where < 0x40) || (where >= 0x48)) {
- *value = 0;
- return PCIBIOS_SUCCESSFUL;
- }
-
- /*
- * IOC3 is fucked fucked beyond believe ... Don't try to access
- * anything but 32-bit words ...
- */
- addr = &bridge->b_type0_cfg_dev[slot].f[fn].l[where >> 2];
-
- if (get_dbe(cf, (u32 *) addr))
- return PCIBIOS_DEVICE_NOT_FOUND;
-
- shift = ((where & 3) << 3);
- mask = (0xffffffffU >> ((4 - size) << 3));
- *value = (cf >> shift) & mask;
-
- return PCIBIOS_SUCCESSFUL;
-}
-
-static int pci_conf1_read_config(struct pci_bus *bus, unsigned int devfn,
- int where, int size, u32 * value)
-{
- struct bridge_controller *bc = BRIDGE_CONTROLLER(bus);
- bridge_t *bridge = bc->base;
- int busno = bus->number;
- int slot = PCI_SLOT(devfn);
- int fn = PCI_FUNC(devfn);
- volatile void *addr;
- u32 cf, shift, mask;
- int res;
-
- bridge->b_pci_cfg = (busno << 16) | (slot << 11);
- addr = &bridge->b_type1_cfg.c[(fn << 8) | PCI_VENDOR_ID];
- if (get_dbe(cf, (u32 *) addr))
- return PCIBIOS_DEVICE_NOT_FOUND;
-
- /*
- * IOC3 is fucked fucked beyond believe ... Don't even give the
- * generic PCI code a chance to look at it for real ...
- */
- if (cf == (PCI_VENDOR_ID_SGI | (PCI_DEVICE_ID_SGI_IOC3 << 16)))
- goto oh_my_gawd;
-
- bridge->b_pci_cfg = (busno << 16) | (slot << 11);
- addr = &bridge->b_type1_cfg.c[(fn << 8) | (where ^ (4 - size))];
-
- if (size == 1)
- res = get_dbe(*value, (u8 *) addr);
- else if (size == 2)
- res = get_dbe(*value, (u16 *) addr);
- else
- res = get_dbe(*value, (u32 *) addr);
-
- return res ? PCIBIOS_DEVICE_NOT_FOUND : PCIBIOS_SUCCESSFUL;
-
-oh_my_gawd:
-
- /*
- * IOC3 is fucked fucked beyond believe ... Don't even give the
- * generic PCI code a chance to look at the wrong register.
- */
- if ((where >= 0x14 && where < 0x40) || (where >= 0x48)) {
- *value = 0;
- return PCIBIOS_SUCCESSFUL;
- }
-
- /*
- * IOC3 is fucked fucked beyond believe ... Don't try to access
- * anything but 32-bit words ...
- */
- bridge->b_pci_cfg = (busno << 16) | (slot << 11);
- addr = &bridge->b_type1_cfg.c[(fn << 8) | where];
-
- if (get_dbe(cf, (u32 *) addr))
- return PCIBIOS_DEVICE_NOT_FOUND;
-
- shift = ((where & 3) << 3);
- mask = (0xffffffffU >> ((4 - size) << 3));
- *value = (cf >> shift) & mask;
-
- return PCIBIOS_SUCCESSFUL;
-}
-
-static int pci_read_config(struct pci_bus *bus, unsigned int devfn,
- int where, int size, u32 * value)
-{
- if (bus->number > 0)
- return pci_conf1_read_config(bus, devfn, where, size, value);
-
- return pci_conf0_read_config(bus, devfn, where, size, value);
-}
-
-static int pci_conf0_write_config(struct pci_bus *bus, unsigned int devfn,
- int where, int size, u32 value)
-{
- struct bridge_controller *bc = BRIDGE_CONTROLLER(bus);
- bridge_t *bridge = bc->base;
- int slot = PCI_SLOT(devfn);
- int fn = PCI_FUNC(devfn);
- volatile void *addr;
- u32 cf, shift, mask, smask;
- int res;
-
- addr = &bridge->b_type0_cfg_dev[slot].f[fn].c[PCI_VENDOR_ID];
- if (get_dbe(cf, (u32 *) addr))
- return PCIBIOS_DEVICE_NOT_FOUND;
-
- /*
- * IOC3 is fucked fucked beyond believe ... Don't even give the
- * generic PCI code a chance to look at it for real ...
- */
- if (cf == (PCI_VENDOR_ID_SGI | (PCI_DEVICE_ID_SGI_IOC3 << 16)))
- goto oh_my_gawd;
-
- addr = &bridge->b_type0_cfg_dev[slot].f[fn].c[where ^ (4 - size)];
-
- if (size == 1) {
- res = put_dbe(value, (u8 *) addr);
- } else if (size == 2) {
- res = put_dbe(value, (u16 *) addr);
- } else {
- res = put_dbe(value, (u32 *) addr);
- }
-
- if (res)
- return PCIBIOS_DEVICE_NOT_FOUND;
-
- return PCIBIOS_SUCCESSFUL;
-
-oh_my_gawd:
-
- /*
- * IOC3 is fucked fucked beyond believe ... Don't even give the
- * generic PCI code a chance to touch the wrong register.
- */
- if ((where >= 0x14 && where < 0x40) || (where >= 0x48))
- return PCIBIOS_SUCCESSFUL;
-
- /*
- * IOC3 is fucked fucked beyond believe ... Don't try to access
- * anything but 32-bit words ...
- */
- addr = &bridge->b_type0_cfg_dev[slot].f[fn].l[where >> 2];
-
- if (get_dbe(cf, (u32 *) addr))
- return PCIBIOS_DEVICE_NOT_FOUND;
-
- shift = ((where & 3) << 3);
- mask = (0xffffffffU >> ((4 - size) << 3));
- smask = mask << shift;
-
- cf = (cf & ~smask) | ((value & mask) << shift);
- if (put_dbe(cf, (u32 *) addr))
- return PCIBIOS_DEVICE_NOT_FOUND;
-
- return PCIBIOS_SUCCESSFUL;
-}
-
-static int pci_conf1_write_config(struct pci_bus *bus, unsigned int devfn,
- int where, int size, u32 value)
-{
- struct bridge_controller *bc = BRIDGE_CONTROLLER(bus);
- bridge_t *bridge = bc->base;
- int slot = PCI_SLOT(devfn);
- int fn = PCI_FUNC(devfn);
- int busno = bus->number;
- volatile void *addr;
- u32 cf, shift, mask, smask;
- int res;
-
- bridge->b_pci_cfg = (busno << 16) | (slot << 11);
- addr = &bridge->b_type1_cfg.c[(fn << 8) | PCI_VENDOR_ID];
- if (get_dbe(cf, (u32 *) addr))
- return PCIBIOS_DEVICE_NOT_FOUND;
-
- /*
- * IOC3 is fucked fucked beyond believe ... Don't even give the
- * generic PCI code a chance to look at it for real ...
- */
- if (cf == (PCI_VENDOR_ID_SGI | (PCI_DEVICE_ID_SGI_IOC3 << 16)))
- goto oh_my_gawd;
-
- addr = &bridge->b_type1_cfg.c[(fn << 8) | (where ^ (4 - size))];
-
- if (size == 1) {
- res = put_dbe(value, (u8 *) addr);
- } else if (size == 2) {
- res = put_dbe(value, (u16 *) addr);
- } else {
- res = put_dbe(value, (u32 *) addr);
- }
-
- if (res)
- return PCIBIOS_DEVICE_NOT_FOUND;
-
- return PCIBIOS_SUCCESSFUL;
-
-oh_my_gawd:
-
- /*
- * IOC3 is fucked fucked beyond believe ... Don't even give the
- * generic PCI code a chance to touch the wrong register.
- */
- if ((where >= 0x14 && where < 0x40) || (where >= 0x48))
- return PCIBIOS_SUCCESSFUL;
-
- /*
- * IOC3 is fucked fucked beyond believe ... Don't try to access
- * anything but 32-bit words ...
- */
- addr = &bridge->b_type0_cfg_dev[slot].f[fn].l[where >> 2];
-
- if (get_dbe(cf, (u32 *) addr))
- return PCIBIOS_DEVICE_NOT_FOUND;
-
- shift = ((where & 3) << 3);
- mask = (0xffffffffU >> ((4 - size) << 3));
- smask = mask << shift;
-
- cf = (cf & ~smask) | ((value & mask) << shift);
- if (put_dbe(cf, (u32 *) addr))
- return PCIBIOS_DEVICE_NOT_FOUND;
-
- return PCIBIOS_SUCCESSFUL;
-}
-
-static int pci_write_config(struct pci_bus *bus, unsigned int devfn,
- int where, int size, u32 value)
-{
- if (bus->number > 0)
- return pci_conf1_write_config(bus, devfn, where, size, value);
-
- return pci_conf0_write_config(bus, devfn, where, size, value);
-}
-
-static struct pci_ops bridge_pci_ops = {
- .read = pci_read_config,
- .write = pci_write_config,
-};
+extern struct pci_ops bridge_pci_ops;
int __init bridge_probe(nasid_t nasid, int widget_id, int masterwid)
{
@@ -370,8 +80,7 @@ int __init bridge_probe(nasid_t nasid, int widget_id, int masterwid)
bc->widget_id = widget_id;
bc->nasid = nasid;
- bc->baddr = (u64)masterwid << 60;
- bc->baddr |= (1UL << 56); /* Barrier set */
+ bc->baddr = (u64)masterwid << 60 | PCI64_ATTR_BAR;
/*
* point to this bridge
diff --git a/arch/mips/pci/pci-jmr3927.c b/arch/mips/pci/pci-jmr3927.c
index f02ef6e36b0..cb84f4e8cca 100644
--- a/arch/mips/pci/pci-jmr3927.c
+++ b/arch/mips/pci/pci-jmr3927.c
@@ -35,17 +35,17 @@
#include <asm/debug.h>
struct resource pci_io_resource = {
- "IO MEM",
- 0x1000, /* reserve regacy I/O space */
- 0x1000 + JMR3927_PCIIO_SIZE - 1,
- IORESOURCE_IO
+ .name = "IO MEM",
+ .start = 0x1000, /* reserve regacy I/O space */
+ .end = 0x1000 + JMR3927_PCIIO_SIZE - 1,
+ .flags = IORESOURCE_IO
};
struct resource pci_mem_resource = {
- "PCI MEM",
- JMR3927_PCIMEM,
- JMR3927_PCIMEM + JMR3927_PCIMEM_SIZE - 1,
- IORESOURCE_MEM
+ .name = "PCI MEM",
+ .start = JMR3927_PCIMEM,
+ .end = JMR3927_PCIMEM + JMR3927_PCIMEM_SIZE - 1,
+ .flags = IORESOURCE_MEM
};
extern struct pci_ops jmr3927_pci_ops;
diff --git a/arch/mips/pci/pci-ocelot.c b/arch/mips/pci/pci-ocelot.c
index 3da8a4ee6ba..2b9495dce6b 100644
--- a/arch/mips/pci/pci-ocelot.c
+++ b/arch/mips/pci/pci-ocelot.c
@@ -71,13 +71,13 @@ static inline void pci0WriteConfigReg(unsigned int offset, unsigned int data)
}
static struct resource ocelot_mem_resource = {
- iomem_resource.start = GT_PCI_MEM_BASE;
- iomem_resource.end = GT_PCI_MEM_BASE + GT_PCI_MEM_BASE - 1;
+ start = GT_PCI_MEM_BASE;
+ end = GT_PCI_MEM_BASE + GT_PCI_MEM_BASE - 1;
};
static struct resource ocelot_io_resource = {
- ioport_resource.start = GT_PCI_IO_BASE;
- ioport_resource.end = GT_PCI_IO_BASE + GT_PCI_IO_SIZE - 1;
+ start = GT_PCI_IO_BASE;
+ end = GT_PCI_IO_BASE + GT_PCI_IO_SIZE - 1;
};
static struct pci_controller ocelot_pci_controller = {
diff --git a/arch/mips/pci/pci-yosemite.c b/arch/mips/pci/pci-yosemite.c
index dac9ed4b0cc..0357946f30e 100644
--- a/arch/mips/pci/pci-yosemite.c
+++ b/arch/mips/pci/pci-yosemite.c
@@ -14,7 +14,10 @@
extern struct pci_ops titan_pci_ops;
static struct resource py_mem_resource = {
- "Titan PCI MEM", 0xe0000000UL, 0xe3ffffffUL, IORESOURCE_MEM
+ .start = 0xe0000000UL,
+ .end = 0xe3ffffffUL,
+ .name = "Titan PCI MEM",
+ .flags = IORESOURCE_MEM
};
/*
@@ -26,7 +29,10 @@ static struct resource py_mem_resource = {
#define TITAN_IO_BASE 0xe8000000UL
static struct resource py_io_resource = {
- "Titan IO MEM", 0x00001000UL, TITAN_IO_SIZE - 1, IORESOURCE_IO,
+ .start = 0x00001000UL,
+ .end = TITAN_IO_SIZE - 1,
+ .name = "Titan IO MEM",
+ .flags = IORESOURCE_IO,
};
static struct pci_controller py_controller = {
diff --git a/arch/mips/pci/pci.c b/arch/mips/pci/pci.c
index 21402ffd7c9..4dfce154d4a 100644
--- a/arch/mips/pci/pci.c
+++ b/arch/mips/pci/pci.c
@@ -76,11 +76,6 @@ pcibios_align_resource(void *data, struct resource *res,
res->start = start;
}
-struct pci_controller * __init alloc_pci_controller(void)
-{
- return alloc_bootmem(sizeof(struct pci_controller));
-}
-
void __init register_pci_controller(struct pci_controller *hose)
{
*hose_tail = hose;
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-22 07:56:15 +0000