r200 driver, brought over by Jon Smirl

1 files changed, 337 insertions, 0 deletions

diff --git a/src/mesa/drivers/dri/r200/r200_cmdbuf.c b/src/mesa/drivers/dri/r200/r200_cmdbuf.c
new file mode 100644
index 0000000000..a64b32d916
--- /dev/null
+++ b/src/mesa/drivers/dri/r200/r200_cmdbuf.c
@@ -0,0 +1,337 @@
+/* $XFree86$ */
+/*
+Copyright (C) The Weather Channel, Inc.  2002.  All Rights Reserved.
+
+The Weather Channel (TM) funded Tungsten Graphics to develop the
+initial release of the Radeon 8500 driver under the XFree86 license.
+This notice must be preserved.
+
+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 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 NONINFRINGEMENT.
+IN NO EVENT SHALL THE COPYRIGHT OWNER(S) 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.
+*/
+
+/*
+ * Authors:
+ *   Keith Whitwell <keith@tungstengraphics.com>
+ */
+
+#include "glheader.h"
+#include "imports.h"
+#include "macros.h"
+#include "context.h"
+#include "swrast/swrast.h"
+#include "simple_list.h"
+
+#include "r200_context.h"
+#include "r200_state.h"
+#include "r200_ioctl.h"
+#include "r200_tcl.h"
+#include "r200_sanity.h"
+#include "radeon_reg.h"
+
+static void print_state_atom( struct r200_state_atom *state )
+{
+   int i;
+
+   fprintf(stderr, "emit %s/%d\n", state->name, state->cmd_size);
+
+   if (0 & R200_DEBUG & DEBUG_VERBOSE) 
+      for (i = 0 ; i < state->cmd_size ; i++) 
+	 fprintf(stderr, "\t%s[%d]: %x\n", state->name, i, state->cmd[i]);
+
+}
+
+static void r200_emit_state_list( r200ContextPtr rmesa, 
+				    struct r200_state_atom *list )
+{
+   struct r200_state_atom *state, *tmp;
+   char *dest;
+
+   foreach_s( state, tmp, list ) {
+      if (state->check( rmesa->glCtx, state->idx )) {
+	 dest = r200AllocCmdBuf( rmesa, state->cmd_size * 4, __FUNCTION__);
+	 memcpy( dest, state->cmd, state->cmd_size * 4);
+	 move_to_head( &(rmesa->hw.clean), state );
+	 if (R200_DEBUG & DEBUG_STATE) 
+	    print_state_atom( state );
+      }
+      else if (R200_DEBUG & DEBUG_STATE)
+	 fprintf(stderr, "skip state %s\n", state->name);
+   }
+}
+
+
+void r200EmitState( r200ContextPtr rmesa )
+{
+   struct r200_state_atom *state, *tmp;
+
+   if (R200_DEBUG & (DEBUG_STATE|DEBUG_PRIMS))
+      fprintf(stderr, "%s\n", __FUNCTION__);
+
+   /* Somewhat overkill:
+    */
+   if ( rmesa->lost_context) {
+      if (R200_DEBUG & (DEBUG_STATE|DEBUG_PRIMS|DEBUG_IOCTL))
+	 fprintf(stderr, "%s - lost context\n", __FUNCTION__); 
+
+      foreach_s( state, tmp, &(rmesa->hw.clean) ) 
+	 move_to_tail(&(rmesa->hw.dirty), state );
+
+      rmesa->lost_context = 0;
+   }
+   else {
+      move_to_tail( &rmesa->hw.dirty, &rmesa->hw.mtl[0] ); 
+      /* odd bug? -- isosurf, cycle between reflect & lit */
+   }
+
+   r200_emit_state_list( rmesa, &rmesa->hw.dirty );
+}
+
+
+
+/* Fire a section of the retained (indexed_verts) buffer as a regular
+ * primtive.  
+ */
+extern void r200EmitVbufPrim( r200ContextPtr rmesa,
+				GLuint primitive,
+				GLuint vertex_nr )
+{
+   drmRadeonCmdHeader *cmd;
+
+   assert(!(primitive & R200_VF_PRIM_WALK_IND));
+   
+   r200EmitState( rmesa );
+   
+   if (R200_DEBUG & (DEBUG_IOCTL|DEBUG_PRIMS))
+      fprintf(stderr, "%s cmd_used/4: %d prim %x nr %d\n", __FUNCTION__,
+	      rmesa->store.cmd_used/4, primitive, vertex_nr);
+   
+   cmd = (drmRadeonCmdHeader *)r200AllocCmdBuf( rmesa, 3 * sizeof(*cmd),
+						  __FUNCTION__ );
+   cmd[0].i = 0;
+   cmd[0].header.cmd_type = RADEON_CMD_PACKET3_CLIP;
+   cmd[1].i = R200_CP_CMD_3D_DRAW_VBUF_2;
+   cmd[2].i = (primitive | 
+	       R200_VF_PRIM_WALK_LIST |
+	       R200_VF_COLOR_ORDER_RGBA |
+	       (vertex_nr << R200_VF_VERTEX_NUMBER_SHIFT));
+}
+
+
+void r200FlushElts( r200ContextPtr rmesa )
+{
+   int *cmd = (int *)(rmesa->store.cmd_buf + rmesa->store.elts_start);
+   int dwords;
+   int nr = (rmesa->store.cmd_used - (rmesa->store.elts_start + 12)) / 2;
+
+   if (R200_DEBUG & (DEBUG_IOCTL|DEBUG_PRIMS))
+      fprintf(stderr, "%s\n", __FUNCTION__);
+
+   assert( rmesa->dma.flush == r200FlushElts );
+   rmesa->dma.flush = 0;
+
+   /* Cope with odd number of elts:
+    */
+   rmesa->store.cmd_used = (rmesa->store.cmd_used + 2) & ~2;
+   dwords = (rmesa->store.cmd_used - rmesa->store.elts_start) / 4;
+
+   cmd[1] |= (dwords - 3) << 16;
+   cmd[2] |= nr << R200_VF_VERTEX_NUMBER_SHIFT;
+
+   if (R200_DEBUG & DEBUG_SYNC) {
+      fprintf(stderr, "%s: Syncing\n", __FUNCTION__);
+      r200Finish( rmesa->glCtx );
+   }
+}
+
+
+GLushort *r200AllocEltsOpenEnded( r200ContextPtr rmesa,
+				    GLuint primitive,
+				    GLuint min_nr )
+{
+   drmRadeonCmdHeader *cmd;
+   GLushort *retval;
+
+   if (R200_DEBUG & DEBUG_IOCTL)
+      fprintf(stderr, "%s %d prim %x\n", __FUNCTION__, min_nr, primitive);
+
+   assert((primitive & R200_VF_PRIM_WALK_IND));
+   
+   r200EmitState( rmesa );
+   
+   cmd = (drmRadeonCmdHeader *)r200AllocCmdBuf( rmesa, 
+						12 + min_nr*2,
+						__FUNCTION__ );
+   cmd[0].i = 0;
+   cmd[0].header.cmd_type = RADEON_CMD_PACKET3_CLIP;
+   cmd[1].i = R200_CP_CMD_3D_DRAW_INDX_2;
+   cmd[2].i = (primitive | 
+	       R200_VF_PRIM_WALK_IND |
+	       R200_VF_COLOR_ORDER_RGBA);
+
+   
+   retval = (GLushort *)(cmd+3);
+
+   if (R200_DEBUG & DEBUG_PRIMS)
+      fprintf(stderr, "%s: header 0x%x prim %x \n",
+	      __FUNCTION__,
+	      cmd[1].i, primitive);
+
+   assert(!rmesa->dma.flush);
+   rmesa->glCtx->Driver.NeedFlush |= FLUSH_STORED_VERTICES;
+   rmesa->dma.flush = r200FlushElts;
+
+   rmesa->store.elts_start = ((char *)cmd) - rmesa->store.cmd_buf;
+
+   return retval;
+}
+
+
+
+void r200EmitVertexAOS( r200ContextPtr rmesa,
+			  GLuint vertex_size,
+			  GLuint offset )
+{
+   drmRadeonCmdHeader *cmd;
+
+   if (R200_DEBUG & (DEBUG_PRIMS|DEBUG_IOCTL))
+      fprintf(stderr, "%s:  vertex_size 0x%x offset 0x%x \n",
+	      __FUNCTION__, vertex_size, offset);
+
+   cmd = (drmRadeonCmdHeader *)r200AllocCmdBuf( rmesa, 5 * sizeof(int),
+						  __FUNCTION__ );
+
+   cmd[0].header.cmd_type = RADEON_CMD_PACKET3;
+   cmd[1].i = R200_CP_CMD_3D_LOAD_VBPNTR | (2 << 16);
+   cmd[2].i = 1;
+   cmd[3].i = vertex_size | (vertex_size << 8);
+   cmd[4].i = offset;
+}
+		       
+
+void r200EmitAOS( r200ContextPtr rmesa,
+		    struct r200_dma_region **component,
+		    GLuint nr,
+		    GLuint offset )
+{
+   drmRadeonCmdHeader *cmd;
+   int sz = 3 + ((nr/2)*3) + ((nr&1)*2);
+   int i;
+   int *tmp;
+
+   if (R200_DEBUG & DEBUG_IOCTL)
+      fprintf(stderr, "%s nr arrays: %d\n", __FUNCTION__, nr);
+
+   cmd = (drmRadeonCmdHeader *)r200AllocCmdBuf( rmesa, sz * sizeof(int),
+						  __FUNCTION__ );
+   cmd[0].i = 0;
+   cmd[0].header.cmd_type = RADEON_CMD_PACKET3;
+   cmd[1].i = R200_CP_CMD_3D_LOAD_VBPNTR | ((sz-3) << 16);
+   cmd[2].i = nr;
+   tmp = &cmd[0].i;
+   cmd += 3;
+
+   for (i = 0 ; i < nr ; i++) {
+      if (i & 1) {
+	 cmd[0].i |= ((component[i]->aos_stride << 24) | 
+		      (component[i]->aos_size << 16));
+	 cmd[2].i = (component[i]->aos_start + 
+		     offset * component[i]->aos_stride * 4);
+	 cmd += 3;
+      }
+      else {
+	 cmd[0].i = ((component[i]->aos_stride << 8) | 
+		     (component[i]->aos_size << 0));
+	 cmd[1].i = (component[i]->aos_start + 
+		     offset * component[i]->aos_stride * 4);
+      }
+   }
+
+   if (R200_DEBUG & DEBUG_VERTS) {
+      fprintf(stderr, "%s:\n", __FUNCTION__);
+      for (i = 0 ; i < sz ; i++)
+	 fprintf(stderr, "   %d: %x\n", i, tmp[i]);
+   }
+}
+
+void r200EmitBlit( r200ContextPtr rmesa,
+		   GLuint color_fmt,
+		   GLuint src_pitch,
+		   GLuint src_offset,
+		   GLuint dst_pitch,
+		   GLuint dst_offset,
+		   GLint srcx, GLint srcy,
+		   GLint dstx, GLint dsty,
+		   GLuint w, GLuint h )
+{
+   drmRadeonCmdHeader *cmd;
+
+   if (R200_DEBUG & DEBUG_IOCTL)
+      fprintf(stderr, "%s src %x/%x %d,%d dst: %x/%x %d,%d sz: %dx%d\n",
+	      __FUNCTION__, 
+	      src_pitch, src_offset, srcx, srcy,
+	      dst_pitch, dst_offset, dstx, dsty,
+	      w, h);
+
+   assert( (src_pitch & 63) == 0 );
+   assert( (dst_pitch & 63) == 0 );
+   assert( (src_offset & 1023) == 0 );
+   assert( (dst_offset & 1023) == 0 );
+   assert( w < (1<<16) );
+   assert( h < (1<<16) );
+
+   cmd = (drmRadeonCmdHeader *)r200AllocCmdBuf( rmesa, 8 * sizeof(int),
+						  __FUNCTION__ );
+
+
+   cmd[0].header.cmd_type = RADEON_CMD_PACKET3;
+   cmd[1].i = R200_CP_CMD_BITBLT_MULTI | (5 << 16);
+   cmd[2].i = (RADEON_GMC_SRC_PITCH_OFFSET_CNTL |
+	       RADEON_GMC_DST_PITCH_OFFSET_CNTL |
+	       RADEON_GMC_BRUSH_NONE |
+	       (color_fmt << 8) |
+	       RADEON_GMC_SRC_DATATYPE_COLOR |
+	       RADEON_ROP3_S |
+	       RADEON_DP_SRC_SOURCE_MEMORY |
+	       RADEON_GMC_CLR_CMP_CNTL_DIS |
+	       RADEON_GMC_WR_MSK_DIS );
+
+   cmd[3].i = ((src_pitch/64)<<22) | (src_offset >> 10);
+   cmd[4].i = ((dst_pitch/64)<<22) | (dst_offset >> 10);
+   cmd[5].i = (srcx << 16) | srcy;
+   cmd[6].i = (dstx << 16) | dsty; /* dst */
+   cmd[7].i = (w << 16) | h;
+}
+
+
+void r200EmitWait( r200ContextPtr rmesa, GLuint flags )
+{
+   if (rmesa->dri.drmMinor >= 6) {
+      drmRadeonCmdHeader *cmd;
+
+      assert( !(flags & ~(RADEON_WAIT_2D|RADEON_WAIT_3D)) );
+      
+      cmd = (drmRadeonCmdHeader *)r200AllocCmdBuf( rmesa, 1 * sizeof(int),
+						   __FUNCTION__ );
+      cmd[0].i = 0;
+      cmd[0].wait.cmd_type = RADEON_CMD_WAIT;
+      cmd[0].wait.flags = flags;
+   }
+}