path: root/xc/lib/GL/mesa/src/drv/i830/i830_debug.c

/**************************************************************************

Copyright 2001 2d3d Inc., Delray Beach, FL

All Rights Reserved.

Permission is hereby granted, free of charge, to any person obtaining a
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The above copyright notice and this permission notice (including the next
paragraph) shall be included in all copies or substantial portions of the
Software.

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**************************************************************************/

/* $XFree86: xc/lib/GL/mesa/src/drv/i830/i830_debug.c,v 1.2 2002/09/11 00:29:25 dawes Exp $ */

/*
 * Author:
 *   Jeff Hartmann <jhartmann@2d3d.com>
 */
#include <stdio.h>
#include <unistd.h>

#include "glheader.h"
#include "context.h"
#include "macros.h"
#include "enums.h"
#include "dd.h"
                                            
#include "mm.h"

#include "i830_screen.h"
#include "i830_dri.h"

#include "i830_context.h"
#include "i830_state.h"
#include "i830_tex.h"
#include "i830_vb.h"
#include "i830_tris.h"
#include "i830_ioctl.h"
#include "i830_debug.h"

#include "swrast/swrast.h"
#include "array_cache/acache.h"
#include "tnl/tnl.h"
#include "swrast_setup/swrast_setup.h"
                                        
#include "tnl/t_pipeline.h"


#define TINY_VERTEX_FORMAT      (STATE3D_VERTEX_FORMAT_CMD | \
				 VRTX_TEX_COORD_COUNT(0) | \
				 VRTX_HAS_DIFFUSE | \
				 VRTX_HAS_XYZ)

#define NOTEX_VERTEX_FORMAT     (STATE3D_VERTEX_FORMAT_CMD | \
				 VRTX_TEX_COORD_COUNT(0) | \
				 VRTX_HAS_DIFFUSE | \
				 VRTX_HAS_SPEC | \
				 VRTX_HAS_XYZW)

#define TEX0_VERTEX_FORMAT      (STATE3D_VERTEX_FORMAT_CMD | \
				 VRTX_TEX_COORD_COUNT(1) | \
				 VRTX_HAS_DIFFUSE | \
				 VRTX_HAS_SPEC | \
				 VRTX_HAS_XYZW)

#define TEX1_VERTEX_FORMAT      (STATE3D_VERTEX_FORMAT_CMD | \
				 VRTX_TEX_COORD_COUNT(2) | \
				 VRTX_HAS_DIFFUSE | \
				 VRTX_HAS_SPEC | \
				 VRTX_HAS_XYZW)

#define PROJ_VF2		(STATE3D_VERTEX_FORMAT_2_CMD |		\
	    			 VRTX_TEX_SET_0_FMT(TEXCOORDFMT_3D) |	\
				 VRTX_TEX_SET_1_FMT(TEXCOORDFMT_3D) |	\
				 VRTX_TEX_SET_2_FMT(TEXCOORDFMT_3D) |	\
				 VRTX_TEX_SET_3_FMT(TEXCOORDFMT_3D))

#define NON_PROJ_VF2		(STATE3D_VERTEX_FORMAT_2_CMD |		\
	    			 VRTX_TEX_SET_0_FMT(TEXCOORDFMT_2D) |	\
				 VRTX_TEX_SET_1_FMT(TEXCOORDFMT_2D) |	\
				 VRTX_TEX_SET_2_FMT(TEXCOORDFMT_2D) |	\
				 VRTX_TEX_SET_3_FMT(TEXCOORDFMT_2D))

void i830DumpContextState( i830ContextPtr imesa )
{
   GLuint *Context = imesa->Setup;
   
   fprintf(stderr, "%s\n", __FUNCTION__);
   fprintf(stderr, "STATE1 : 0x%08x\n", Context[I830_CTXREG_STATE1]);
   fprintf(stderr, "STATE2 : 0x%08x\n", Context[I830_CTXREG_STATE2]);
   fprintf(stderr, "STATE3 : 0x%08x\n", Context[I830_CTXREG_STATE3]);
   fprintf(stderr, "STATE4 : 0x%08x\n", Context[I830_CTXREG_STATE4]);
   fprintf(stderr, "STATE5 : 0x%08x\n", Context[I830_CTXREG_STATE5]);
   fprintf(stderr, "IALPHAB : 0x%08x\n", Context[I830_CTXREG_IALPHAB]);
   fprintf(stderr, "STENCILTST : 0x%08x\n", Context[I830_CTXREG_STENCILTST]);
   fprintf(stderr, "ENABLES_1 : 0x%08x\n", Context[I830_CTXREG_ENABLES_1]);
   fprintf(stderr, "ENABLES_2 : 0x%08x\n", Context[I830_CTXREG_ENABLES_2]);
   fprintf(stderr, "AA : 0x%08x\n", Context[I830_CTXREG_AA]);
   fprintf(stderr, "FOGCOLOR : 0x%08x\n", Context[I830_CTXREG_FOGCOLOR]);
   fprintf(stderr, "BCOLOR0 : 0x%08x\n", Context[I830_CTXREG_BLENDCOLR0]);
   fprintf(stderr, "BCOLOR : 0x%08x\n", Context[I830_CTXREG_BLENDCOLR]);
   fprintf(stderr, "VF : 0x%08x\n", Context[I830_CTXREG_VF]);
   fprintf(stderr, "VF2 : 0x%08x\n", Context[I830_CTXREG_VF2]);
   fprintf(stderr, "MCSB0 : 0x%08x\n", Context[I830_CTXREG_MCSB0]);
   fprintf(stderr, "MCSB1 : 0x%08x\n", Context[I830_CTXREG_MCSB1]);
}

void i830DumpBufferState( i830ContextPtr imesa )
{
   GLuint *Buffer = imesa->BufferSetup;

   fprintf(stderr, "%s\n", __FUNCTION__);
   fprintf(stderr, "CBUFADDR : 0x%08x\n", Buffer[I830_DESTREG_CBUFADDR]);
   fprintf(stderr, "DBUFADDR : 0x%08x\n", Buffer[I830_DESTREG_DBUFADDR]);
   fprintf(stderr, "DV0 : 0x%08x\n", Buffer[I830_DESTREG_DV0]);
   fprintf(stderr, "DV1 : 0x%08x\n", Buffer[I830_DESTREG_DV1]);
   fprintf(stderr, "SENABLE : 0x%08x\n", Buffer[I830_DESTREG_SENABLE]);
   fprintf(stderr, "SR0 : 0x%08x\n", Buffer[I830_DESTREG_SR0]);
   fprintf(stderr, "SR1 : 0x%08x\n", Buffer[I830_DESTREG_SR1]);
   fprintf(stderr, "SR2 : 0x%08x\n", Buffer[I830_DESTREG_SR2]);
   fprintf(stderr, "DR0 : 0x%08x\n", Buffer[I830_DESTREG_DR0]);
   fprintf(stderr, "DR1 : 0x%08x\n", Buffer[I830_DESTREG_DR1]);
   fprintf(stderr, "DR2 : 0x%08x\n", Buffer[I830_DESTREG_DR2]);
   fprintf(stderr, "DR3 : 0x%08x\n", Buffer[I830_DESTREG_DR3]);
   fprintf(stderr, "DR4 : 0x%08x\n", Buffer[I830_DESTREG_DR4]);
}

void i830DumpTextureState( i830ContextPtr imesa, int unit )
{
   i830TextureObjectPtr t = imesa->CurrentTexObj[unit];

   if(t) {
      fprintf(stderr, "%s : unit %d\n", __FUNCTION__, unit);
      fprintf(stderr, "MI0 : 0x%08x\n", t->Setup[I830_TEXREG_MI0]);
      fprintf(stderr, "MI1 : 0x%08x\n", t->Setup[I830_TEXREG_MI1]);
      fprintf(stderr, "MI2 : 0x%08x\n", t->Setup[I830_TEXREG_MI2]);
      fprintf(stderr, "MI3 : 0x%08x\n", t->Setup[I830_TEXREG_MI3]);
      fprintf(stderr, "MI4 : 0x%08x\n", t->Setup[I830_TEXREG_MI4]);
      fprintf(stderr, "MI5 : 0x%08x\n", t->Setup[I830_TEXREG_MI5]);
      fprintf(stderr, "MF : 0x%08x\n", t->Setup[I830_TEXREG_MF]);
      fprintf(stderr, "MLC : 0x%08x\n", t->Setup[I830_TEXREG_MLC]);
      fprintf(stderr, "MLL : 0x%08x\n", t->Setup[I830_TEXREG_MLL]);
      fprintf(stderr, "MCS : 0x%08x\n", t->Setup[I830_TEXREG_MCS]);
   }
}

void i830DumpTextureBlendState( i830ContextPtr imesa, int unit )
{
   GLuint *TexBlend = imesa->TexBlend[unit];
   GLuint length = imesa->TexBlendWordsUsed[unit];
   int i;

   fprintf(stderr, "%s : unit %d : length %d\n", __FUNCTION__, unit, length);
   for(i = 0; i < length; i++) {
      fprintf(stderr, "[%d] : 0x%08x\n", i, TexBlend[i]);
   }
}

void i830VertexSanity( i830ContextPtr imesa, drmI830Vertex vertex )
{
   I830SAREAPtr sarea = imesa->sarea;
   char *prim_name;
   int size = 0;
   int vfmt_size = 0;
   int hw_nr_vertex = 0;
   int hw_start_vertex = 0;

   /* Do a bunch of sanity checks on the vertices sent to the hardware */

   size = vertex.used - 4;
   if(imesa->vertex_size && (size % imesa->vertex_size) != 0) {
      fprintf(stderr, "\n\nVertex size does not match imesa "
	      "internal state\n");
      fprintf(stderr, "Buffer size : %d\n", size);
      fprintf(stderr, "Vertex size : %d\n", imesa->vertex_size);
   }

   /* Check to see if the vertex format is good, and get its size */
   if (sarea->ContextState[I830_CTXREG_VF] == TINY_VERTEX_FORMAT) {
      vfmt_size = 16; /* 4 dwords */
   } else if (sarea->ContextState[I830_CTXREG_VF] == 
	      NOTEX_VERTEX_FORMAT) {
      vfmt_size = 24; /* 6 dwords */
   } else if (sarea->ContextState[I830_CTXREG_VF] == 
	      TEX0_VERTEX_FORMAT) {
      vfmt_size = 32; /* 8 dwords */
      if (sarea->ContextState[I830_CTXREG_VF2] != NON_PROJ_VF2) {
	 fprintf(stderr, "\n\nTex 0 vertex format, but proj "
		 "texturing\n");
      }
   } else if(sarea->ContextState[I830_CTXREG_VF] == 
	     TEX1_VERTEX_FORMAT) {
      if (sarea->ContextState[I830_CTXREG_VF2] == NON_PROJ_VF2)
	vfmt_size = 40; /* 10 dwords */
      else
	vfmt_size = 48; /* 12 dwords */
   } else {
      fprintf(stderr, "\n\nUnknown vertex format : vf : %08x "
	      "vf2 : %08x\n",
	      sarea->ContextState[I830_CTXREG_VF],
	      sarea->ContextState[I830_CTXREG_VF2]);
   }

   if(vfmt_size && (size % vfmt_size) != 0) {
      fprintf(stderr, "\n\nVertex size does not match hardware "
	      "internal state\n");
      fprintf(stderr, "Buffer size : %d\n", size);
      fprintf(stderr, "Vertex size : %d\n", vfmt_size);
      sleep(10);
   }

   switch(sarea->vertex_prim) {
   case PRIM3D_POINTLIST:
      hw_start_vertex = 0;
      hw_nr_vertex = 1;
      prim_name = "PointList";
      break;

   case PRIM3D_LINELIST:
      hw_start_vertex = 0;
      hw_nr_vertex = 2;
      prim_name = "LineList";
      break;

   case PRIM3D_LINESTRIP:
      hw_start_vertex = 2;
      hw_nr_vertex = 1;
      prim_name = "LineStrip";
      break;

   case PRIM3D_TRILIST:
      hw_start_vertex = 0;
      hw_nr_vertex = 3;
      prim_name = "TriList";
      break;

   case PRIM3D_TRISTRIP:
      hw_start_vertex = 3;
      hw_nr_vertex = 1;
      prim_name = "TriStrip";
      break;

   case PRIM3D_TRIFAN:
      hw_start_vertex = 3;
      hw_nr_vertex = 1;
      prim_name = "TriFan";
      break;

   case PRIM3D_POLY:
      hw_start_vertex = 3;
      hw_nr_vertex = 1;
      prim_name = "Polygons";
      break;
   default:
      prim_name = "Unknown";
      fprintf(stderr, "\n\nUnknown primitive type : %08x\n",
	      sarea->vertex_prim);
   }
	    
   if (hw_nr_vertex && vfmt_size) {
      int temp_size = size - (hw_start_vertex * vfmt_size);
      int remaining = (temp_size % (hw_nr_vertex * vfmt_size));

      if (remaining != 0) {
	 fprintf(stderr, "\n\nThis buffer contains an improper"
		 " multiple of vertices for this primitive : %s\n",
		 prim_name);
	 fprintf(stderr, "Number of vertices in buffer : %d\n",
		 size / vfmt_size);
	 fprintf(stderr, "temp_size : %d\n", temp_size);
	 fprintf(stderr, "remaining vertices : %d", 
		 remaining / vfmt_size);
	 sleep(10);
      }
   }
   if (1) {
      fprintf(stderr, "\n\nPrim name (%s), vertices (%d)\n",
	      prim_name,
	      size / vfmt_size);
   }
}

void i830EmitHwStateLockedDebug( i830ContextPtr imesa )
{
   int i;

   if ((imesa->dirty & I830_UPLOAD_TEX0_IMAGE) && imesa->CurrentTexObj[0]) {
      i830UploadTexImages(imesa, imesa->CurrentTexObj[0]);
   }

   if ((imesa->dirty & I830_UPLOAD_TEX1_IMAGE) && imesa->CurrentTexObj[1]) {
      i830UploadTexImages(imesa, imesa->CurrentTexObj[1]);
   }

   if (imesa->dirty & I830_UPLOAD_CTX) {
      memcpy( imesa->sarea->ContextState,
	     imesa->Setup, sizeof(imesa->Setup) );
      i830DumpContextState(imesa);
   }

   for(i = 0; i < I830_TEXTURE_COUNT; i++) {
      if ((imesa->dirty & I830_UPLOAD_TEX_N(i)) && imesa->CurrentTexObj[i]) {
	 imesa->sarea->dirty |= I830_UPLOAD_TEX_N(i);
	 memcpy(imesa->sarea->TexState[i],
		imesa->CurrentTexObj[i]->Setup,
		sizeof(imesa->sarea->TexState[i]));
	 i830DumpTextureState(imesa, i);
      }
   }
   /* Need to figure out if texturing state, or enable changed. */

   for(i = 0; i < I830_TEXBLEND_COUNT; i++) {
      if (imesa->dirty & I830_UPLOAD_TEXBLEND_N(i)) {
	 imesa->sarea->dirty |= I830_UPLOAD_TEXBLEND_N(i);
	 memcpy(imesa->sarea->TexBlendState[i],imesa->TexBlend[i],
		imesa->TexBlendWordsUsed[i] * 4);
	 imesa->sarea->TexBlendStateWordsUsed[i] =
	   imesa->TexBlendWordsUsed[i];
	 i830DumpTextureBlendState(imesa, i);
      }
   }

   if (imesa->dirty & I830_UPLOAD_BUFFERS) {
      memcpy( imesa->sarea->BufferState,imesa->BufferSetup, 
	      sizeof(imesa->BufferSetup) );
      i830DumpBufferState(imesa);
   }

   if (imesa->dirty & I830_UPLOAD_TEX_PALETTE_SHARED) {
      memcpy( imesa->sarea->Palette[0],imesa->palette,
	      sizeof(imesa->sarea->Palette[0]));
   } else {
      i830TextureObjectPtr p;
      if (imesa->dirty & I830_UPLOAD_TEX_PALETTE_N(0)) {
	 p = imesa->CurrentTexObj[0];
	 memcpy( imesa->sarea->Palette[0],p->palette,
		sizeof(imesa->sarea->Palette[0]));
      }
      if (imesa->dirty & I830_UPLOAD_TEX_PALETTE_N(1)) {
	 p = imesa->CurrentTexObj[1];
	 memcpy( imesa->sarea->Palette[1],
		 p->palette,
		 sizeof(imesa->sarea->Palette[1]));
      }
   }
   imesa->sarea->dirty |= (imesa->dirty & ~(I830_UPLOAD_TEX_MASK | 
					    I830_UPLOAD_TEXBLEND_MASK));

   imesa->upload_cliprects = GL_TRUE;
   imesa->dirty = 0;
}