+static void r300InitConstValues(GLcontext *ctx, radeonScreenPtr screen)
+{
+ r300ContextPtr r300 = R300_CONTEXT(ctx);
+
+ ctx->Const.MaxTextureImageUnits =
+ driQueryOptioni(&r300->radeon.optionCache, "texture_image_units");
+ ctx->Const.MaxTextureCoordUnits =
+ driQueryOptioni(&r300->radeon.optionCache, "texture_coord_units");
+ ctx->Const.MaxTextureUnits = MIN2(ctx->Const.MaxTextureImageUnits,
+ ctx->Const.MaxTextureCoordUnits);
+
+ ctx->Const.MaxTextureMaxAnisotropy = 16.0;
+ ctx->Const.MaxTextureLodBias = 16.0;
+
+ if (screen->chip_family >= CHIP_FAMILY_RV515) {
+ ctx->Const.MaxTextureLevels = 13;
+ ctx->Const.MaxCubeTextureLevels = 13;
+ ctx->Const.MaxTextureRectSize = 4096;
+ }
+ else {
+ ctx->Const.MaxTextureLevels = 12;
+ ctx->Const.MaxCubeTextureLevels = 12;
+ ctx->Const.MaxTextureRectSize = 2048;
+ }
+
+ ctx->Const.MinPointSize = 1.0;
+ ctx->Const.MinPointSizeAA = 1.0;
+ ctx->Const.MaxPointSize = R300_POINTSIZE_MAX;
+ ctx->Const.MaxPointSizeAA = R300_POINTSIZE_MAX;
+
+ ctx->Const.MinLineWidth = 1.0;
+ ctx->Const.MinLineWidthAA = 1.0;
+ ctx->Const.MaxLineWidth = R300_LINESIZE_MAX;
+ ctx->Const.MaxLineWidthAA = R300_LINESIZE_MAX;
+
+ ctx->Const.MaxDrawBuffers = 1;
+
+ /* currently bogus data */
+ if (r300->options.hw_tcl_enabled) {
+ ctx->Const.VertexProgram.MaxInstructions = VSF_MAX_FRAGMENT_LENGTH / 4;
+ ctx->Const.VertexProgram.MaxNativeInstructions =
+ VSF_MAX_FRAGMENT_LENGTH / 4;
+ ctx->Const.VertexProgram.MaxNativeAttribs = 16; /* r420 */
+ ctx->Const.VertexProgram.MaxTemps = 32;
+ ctx->Const.VertexProgram.MaxNativeTemps =
+ /*VSF_MAX_FRAGMENT_TEMPS */ 32;
+ ctx->Const.VertexProgram.MaxNativeParameters = 256; /* r420 */
+ ctx->Const.VertexProgram.MaxNativeAddressRegs = 1;
+ }
+
+ if (screen->chip_family >= CHIP_FAMILY_RV515) {
+ ctx->Const.FragmentProgram.MaxNativeTemps = R500_PFS_NUM_TEMP_REGS;
+ ctx->Const.FragmentProgram.MaxNativeAttribs = 11; /* copy i915... */
+ ctx->Const.FragmentProgram.MaxNativeParameters = R500_PFS_NUM_CONST_REGS;
+ ctx->Const.FragmentProgram.MaxNativeAluInstructions = R500_PFS_MAX_INST;
+ ctx->Const.FragmentProgram.MaxNativeTexInstructions = R500_PFS_MAX_INST;
+ ctx->Const.FragmentProgram.MaxNativeInstructions = R500_PFS_MAX_INST;
+ ctx->Const.FragmentProgram.MaxNativeTexIndirections = R500_PFS_MAX_INST;
+ ctx->Const.FragmentProgram.MaxNativeAddressRegs = 0;
+ } else {
+ ctx->Const.FragmentProgram.MaxNativeTemps = R300_PFS_NUM_TEMP_REGS;
+ ctx->Const.FragmentProgram.MaxNativeAttribs = 11; /* copy i915... */
+ ctx->Const.FragmentProgram.MaxNativeParameters = R300_PFS_NUM_CONST_REGS;
+ ctx->Const.FragmentProgram.MaxNativeAluInstructions = R300_PFS_MAX_ALU_INST;
+ ctx->Const.FragmentProgram.MaxNativeTexInstructions = R300_PFS_MAX_TEX_INST;
+ ctx->Const.FragmentProgram.MaxNativeInstructions = R300_PFS_MAX_ALU_INST + R300_PFS_MAX_TEX_INST;
+ ctx->Const.FragmentProgram.MaxNativeTexIndirections = R300_PFS_MAX_TEX_INDIRECT;
+ ctx->Const.FragmentProgram.MaxNativeAddressRegs = 0;
+ }
+
+ if (r300->radeon.radeonScreen->chip_family == CHIP_FAMILY_RV530)
+ r300->num_z_pipes = 2;
+ else
+ r300->num_z_pipes = r300->radeon.radeonScreen->num_gb_pipes;
+}
+
+static void r300ParseOptions(r300ContextPtr r300, radeonScreenPtr screen)
+{
+ struct r300_options options = { 0 };
+
+ driParseConfigFiles(&r300->radeon.optionCache, &screen->optionCache,
+ screen->driScreen->myNum, "r300");
+
+ r300->radeon.initialMaxAnisotropy = driQueryOptionf(&r300->radeon.optionCache, "def_max_anisotropy");
+
+ options.stencil_two_side_disabled = driQueryOptionb(&r300->radeon.optionCache, "disable_stencil_two_side");
+ options.s3tc_force_enabled = driQueryOptionb(&r300->radeon.optionCache, "force_s3tc_enable");
+ options.s3tc_force_disabled = driQueryOptionb(&r300->radeon.optionCache, "disable_s3tc");
+
+ if (!(screen->chip_flags & RADEON_CHIPSET_TCL) || driQueryOptioni(&r300->radeon.optionCache, "tcl_mode") == DRI_CONF_TCL_SW)
+ options.hw_tcl_enabled = 0;
+ else
+ options.hw_tcl_enabled = 1;
+
+ options.conformance_mode = !driQueryOptionb(&r300->radeon.optionCache, "disable_lowimpact_fallback");
+
+ r300->options = options;
+}
+
+static void r300InitGLExtensions(GLcontext *ctx)
+{
+ r300ContextPtr r300 = R300_CONTEXT(ctx);
+
+ driInitExtensions(ctx, card_extensions, GL_TRUE);
+ if (r300->radeon.radeonScreen->kernel_mm)
+ driInitExtensions(ctx, mm_extensions, GL_FALSE);
+
+ if (r300->options.stencil_two_side_disabled)
+ _mesa_disable_extension(ctx, "GL_EXT_stencil_two_side");
+
+ if (ctx->Mesa_DXTn && !r300->options.s3tc_force_enabled) {
+ _mesa_enable_extension(ctx, "GL_EXT_texture_compression_s3tc");
+ _mesa_enable_extension(ctx, "GL_S3_s3tc");
+ } else if (r300->options.s3tc_force_disabled) {
+ _mesa_disable_extension(ctx, "GL_EXT_texture_compression_s3tc");
+ }
+}