/* * Copyright 2010 Jerome Glisse * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * on the rights to use, copy, modify, merge, publish, distribute, sub * license, and/or sell copies of the Software, and to permit persons to whom * the Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice (including the next * paragraph) shall be included in all copies or substantial portions of the * Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE * USE OR OTHER DEALINGS IN THE SOFTWARE. */ #include "r600_pipe.h" #include "r600_public.h" #include "r600_isa.h" #include "evergreen_compute.h" #include "r600d.h" #include "sb/sb_public.h" #include #include "pipe/p_shader_tokens.h" #include "util/u_debug.h" #include "util/u_memory.h" #include "util/u_simple_shaders.h" #include "util/u_upload_mgr.h" #include "util/u_math.h" #include "vl/vl_decoder.h" #include "vl/vl_video_buffer.h" #include "radeon/radeon_video.h" #include "radeon/radeon_uvd.h" #include "os/os_time.h" static const struct debug_named_value r600_debug_options[] = { /* features */ #if defined(R600_USE_LLVM) { "llvm", DBG_LLVM, "Enable the LLVM shader compiler" }, #endif { "nocpdma", DBG_NO_CP_DMA, "Disable CP DMA" }, /* shader backend */ { "nosb", DBG_NO_SB, "Disable sb backend for graphics shaders" }, { "sbcl", DBG_SB_CS, "Enable sb backend for compute shaders" }, { "sbdry", DBG_SB_DRY_RUN, "Don't use optimized bytecode (just print the dumps)" }, { "sbstat", DBG_SB_STAT, "Print optimization statistics for shaders" }, { "sbdump", DBG_SB_DUMP, "Print IR dumps after some optimization passes" }, { "sbnofallback", DBG_SB_NO_FALLBACK, "Abort on errors instead of fallback" }, { "sbdisasm", DBG_SB_DISASM, "Use sb disassembler for shader dumps" }, { "sbsafemath", DBG_SB_SAFEMATH, "Disable unsafe math optimizations" }, DEBUG_NAMED_VALUE_END /* must be last */ }; /* * pipe_context */ static void r600_destroy_context(struct pipe_context *context) { struct r600_context *rctx = (struct r600_context *)context; r600_isa_destroy(rctx->isa); r600_sb_context_destroy(rctx->sb_context); pipe_resource_reference((struct pipe_resource**)&rctx->dummy_cmask, NULL); pipe_resource_reference((struct pipe_resource**)&rctx->dummy_fmask, NULL); if (rctx->dummy_pixel_shader) { rctx->b.b.delete_fs_state(&rctx->b.b, rctx->dummy_pixel_shader); } if (rctx->custom_dsa_flush) { rctx->b.b.delete_depth_stencil_alpha_state(&rctx->b.b, rctx->custom_dsa_flush); } if (rctx->custom_blend_resolve) { rctx->b.b.delete_blend_state(&rctx->b.b, rctx->custom_blend_resolve); } if (rctx->custom_blend_decompress) { rctx->b.b.delete_blend_state(&rctx->b.b, rctx->custom_blend_decompress); } if (rctx->custom_blend_fastclear) { rctx->b.b.delete_blend_state(&rctx->b.b, rctx->custom_blend_fastclear); } util_unreference_framebuffer_state(&rctx->framebuffer.state); if (rctx->blitter) { util_blitter_destroy(rctx->blitter); } if (rctx->allocator_fetch_shader) { u_suballocator_destroy(rctx->allocator_fetch_shader); } r600_release_command_buffer(&rctx->start_cs_cmd); FREE(rctx->start_compute_cs_cmd.buf); r600_common_context_cleanup(&rctx->b); FREE(rctx); } static struct pipe_context *r600_create_context(struct pipe_screen *screen, void *priv) { struct r600_context *rctx = CALLOC_STRUCT(r600_context); struct r600_screen* rscreen = (struct r600_screen *)screen; struct radeon_winsys *ws = rscreen->b.ws; if (rctx == NULL) return NULL; rctx->b.b.screen = screen; rctx->b.b.priv = priv; rctx->b.b.destroy = r600_destroy_context; if (!r600_common_context_init(&rctx->b, &rscreen->b)) goto fail; rctx->screen = rscreen; rctx->keep_tiling_flags = rscreen->b.info.drm_minor >= 12; r600_init_blit_functions(rctx); if (rscreen->b.info.has_uvd) { rctx->b.b.create_video_codec = r600_uvd_create_decoder; rctx->b.b.create_video_buffer = r600_video_buffer_create; } else { rctx->b.b.create_video_codec = vl_create_decoder; rctx->b.b.create_video_buffer = vl_video_buffer_create; } r600_init_common_state_functions(rctx); switch (rctx->b.chip_class) { case R600: case R700: r600_init_state_functions(rctx); r600_init_atom_start_cs(rctx); rctx->custom_dsa_flush = r600_create_db_flush_dsa(rctx); rctx->custom_blend_resolve = rctx->b.chip_class == R700 ? r700_create_resolve_blend(rctx) : r600_create_resolve_blend(rctx); rctx->custom_blend_decompress = r600_create_decompress_blend(rctx); rctx->has_vertex_cache = !(rctx->b.family == CHIP_RV610 || rctx->b.family == CHIP_RV620 || rctx->b.family == CHIP_RS780 || rctx->b.family == CHIP_RS880 || rctx->b.family == CHIP_RV710); break; case EVERGREEN: case CAYMAN: evergreen_init_state_functions(rctx); evergreen_init_atom_start_cs(rctx); evergreen_init_atom_start_compute_cs(rctx); rctx->custom_dsa_flush = evergreen_create_db_flush_dsa(rctx); rctx->custom_blend_resolve = evergreen_create_resolve_blend(rctx); rctx->custom_blend_decompress = evergreen_create_decompress_blend(rctx); rctx->custom_blend_fastclear = evergreen_create_fastclear_blend(rctx); rctx->has_vertex_cache = !(rctx->b.family == CHIP_CEDAR || rctx->b.family == CHIP_PALM || rctx->b.family == CHIP_SUMO || rctx->b.family == CHIP_SUMO2 || rctx->b.family == CHIP_CAICOS || rctx->b.family == CHIP_CAYMAN || rctx->b.family == CHIP_ARUBA); break; default: R600_ERR("Unsupported chip class %d.\n", rctx->b.chip_class); goto fail; } rctx->b.rings.gfx.cs = ws->cs_create(ws, RING_GFX, r600_context_gfx_flush, rctx, rscreen->b.trace_bo ? rscreen->b.trace_bo->cs_buf : NULL); rctx->b.rings.gfx.flush = r600_context_gfx_flush; rctx->allocator_fetch_shader = u_suballocator_create(&rctx->b.b, 64 * 1024, 256, 0, PIPE_USAGE_DEFAULT, FALSE); if (!rctx->allocator_fetch_shader) goto fail; rctx->isa = calloc(1, sizeof(struct r600_isa)); if (!rctx->isa || r600_isa_init(rctx, rctx->isa)) goto fail; if (rscreen->b.debug_flags & DBG_FORCE_DMA) rctx->b.b.resource_copy_region = rctx->b.dma_copy; rctx->blitter = util_blitter_create(&rctx->b.b); if (rctx->blitter == NULL) goto fail; util_blitter_set_texture_multisample(rctx->blitter, rscreen->has_msaa); rctx->blitter->draw_rectangle = r600_draw_rectangle; r600_begin_new_cs(rctx); r600_query_init_backend_mask(&rctx->b); /* this emits commands and must be last */ rctx->dummy_pixel_shader = util_make_fragment_cloneinput_shader(&rctx->b.b, 0, TGSI_SEMANTIC_GENERIC, TGSI_INTERPOLATE_CONSTANT); rctx->b.b.bind_fs_state(&rctx->b.b, rctx->dummy_pixel_shader); return &rctx->b.b; fail: r600_destroy_context(&rctx->b.b); return NULL; } /* * pipe_screen */ static int r600_get_param(struct pipe_screen* pscreen, enum pipe_cap param) { struct r600_screen *rscreen = (struct r600_screen *)pscreen; enum radeon_family family = rscreen->b.family; switch (param) { /* Supported features (boolean caps). */ case PIPE_CAP_NPOT_TEXTURES: case PIPE_CAP_MIXED_FRAMEBUFFER_SIZES: case PIPE_CAP_TWO_SIDED_STENCIL: case PIPE_CAP_ANISOTROPIC_FILTER: case PIPE_CAP_POINT_SPRITE: case PIPE_CAP_OCCLUSION_QUERY: case PIPE_CAP_TEXTURE_SHADOW_MAP: case PIPE_CAP_TEXTURE_MIRROR_CLAMP: case PIPE_CAP_BLEND_EQUATION_SEPARATE: case PIPE_CAP_TEXTURE_SWIZZLE: case PIPE_CAP_DEPTH_CLIP_DISABLE: case PIPE_CAP_SHADER_STENCIL_EXPORT: case PIPE_CAP_VERTEX_ELEMENT_INSTANCE_DIVISOR: case PIPE_CAP_MIXED_COLORBUFFER_FORMATS: case PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT: case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER: case PIPE_CAP_SM3: case PIPE_CAP_SEAMLESS_CUBE_MAP: case PIPE_CAP_PRIMITIVE_RESTART: case PIPE_CAP_CONDITIONAL_RENDER: case PIPE_CAP_TEXTURE_BARRIER: case PIPE_CAP_VERTEX_COLOR_UNCLAMPED: case PIPE_CAP_QUADS_FOLLOW_PROVOKING_VERTEX_CONVENTION: case PIPE_CAP_TGSI_INSTANCEID: case PIPE_CAP_VERTEX_BUFFER_OFFSET_4BYTE_ALIGNED_ONLY: case PIPE_CAP_VERTEX_BUFFER_STRIDE_4BYTE_ALIGNED_ONLY: case PIPE_CAP_VERTEX_ELEMENT_SRC_OFFSET_4BYTE_ALIGNED_ONLY: case PIPE_CAP_USER_INDEX_BUFFERS: case PIPE_CAP_USER_CONSTANT_BUFFERS: case PIPE_CAP_START_INSTANCE: case PIPE_CAP_MAX_DUAL_SOURCE_RENDER_TARGETS: case PIPE_CAP_TEXTURE_BUFFER_OBJECTS: case PIPE_CAP_PREFER_BLIT_BASED_TEXTURE_TRANSFER: case PIPE_CAP_QUERY_PIPELINE_STATISTICS: case PIPE_CAP_TEXTURE_MULTISAMPLE: case PIPE_CAP_BUFFER_MAP_PERSISTENT_COHERENT: case PIPE_CAP_TGSI_VS_WINDOW_SPACE_POSITION: case PIPE_CAP_TGSI_VS_LAYER_VIEWPORT: case PIPE_CAP_SAMPLE_SHADING: return 1; case PIPE_CAP_COMPUTE: return rscreen->b.chip_class > R700; case PIPE_CAP_TGSI_TEXCOORD: return 0; case PIPE_CAP_FAKE_SW_MSAA: return 0; case PIPE_CAP_MAX_TEXTURE_BUFFER_SIZE: return MIN2(rscreen->b.info.vram_size, 0xFFFFFFFF); case PIPE_CAP_MIN_MAP_BUFFER_ALIGNMENT: return R600_MAP_BUFFER_ALIGNMENT; case PIPE_CAP_CONSTANT_BUFFER_OFFSET_ALIGNMENT: return 256; case PIPE_CAP_TEXTURE_BUFFER_OFFSET_ALIGNMENT: return 1; case PIPE_CAP_GLSL_FEATURE_LEVEL: if (family >= CHIP_CEDAR) return 330; /* pre-evergreen geom shaders need newer kernel */ if (rscreen->b.info.drm_minor >= 37) return 330; return 140; /* Supported except the original R600. */ case PIPE_CAP_INDEP_BLEND_ENABLE: case PIPE_CAP_INDEP_BLEND_FUNC: /* R600 doesn't support per-MRT blends */ return family == CHIP_R600 ? 0 : 1; /* Supported on Evergreen. */ case PIPE_CAP_SEAMLESS_CUBE_MAP_PER_TEXTURE: case PIPE_CAP_CUBE_MAP_ARRAY: case PIPE_CAP_TEXTURE_GATHER_SM5: case PIPE_CAP_TEXTURE_QUERY_LOD: case PIPE_CAP_TGSI_FS_FINE_DERIVATIVE: return family >= CHIP_CEDAR ? 1 : 0; case PIPE_CAP_MAX_TEXTURE_GATHER_COMPONENTS: return family >= CHIP_CEDAR ? 4 : 0; /* Unsupported features. */ case PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT: case PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER: case PIPE_CAP_TGSI_CAN_COMPACT_CONSTANTS: case PIPE_CAP_FRAGMENT_COLOR_CLAMPED: case PIPE_CAP_VERTEX_COLOR_CLAMPED: case PIPE_CAP_USER_VERTEX_BUFFERS: case PIPE_CAP_TEXTURE_GATHER_OFFSETS: case PIPE_CAP_DRAW_INDIRECT: case PIPE_CAP_CONDITIONAL_RENDER_INVERTED: case PIPE_CAP_SAMPLER_VIEW_TARGET: return 0; /* Stream output. */ case PIPE_CAP_MAX_STREAM_OUTPUT_BUFFERS: return rscreen->b.has_streamout ? 4 : 0; case PIPE_CAP_STREAM_OUTPUT_PAUSE_RESUME: return rscreen->b.has_streamout ? 1 : 0; case PIPE_CAP_MAX_STREAM_OUTPUT_SEPARATE_COMPONENTS: case PIPE_CAP_MAX_STREAM_OUTPUT_INTERLEAVED_COMPONENTS: return 32*4; /* Geometry shader output. */ case PIPE_CAP_MAX_GEOMETRY_OUTPUT_VERTICES: return 1024; case PIPE_CAP_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS: return 16384; case PIPE_CAP_MAX_VERTEX_STREAMS: return 1; case PIPE_CAP_MAX_VERTEX_ATTRIB_STRIDE: return 2047; /* Texturing. */ case PIPE_CAP_MAX_TEXTURE_2D_LEVELS: case PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS: if (family >= CHIP_CEDAR) return 15; else return 14; case PIPE_CAP_MAX_TEXTURE_3D_LEVELS: /* textures support 8192, but layered rendering supports 2048 */ return 12; case PIPE_CAP_MAX_TEXTURE_ARRAY_LAYERS: /* textures support 8192, but layered rendering supports 2048 */ return rscreen->b.info.drm_minor >= 9 ? 2048 : 0; /* Render targets. */ case PIPE_CAP_MAX_RENDER_TARGETS: /* XXX some r6xx are buggy and can only do 4 */ return 8; case PIPE_CAP_MAX_VIEWPORTS: return 16; /* Timer queries, present when the clock frequency is non zero. */ case PIPE_CAP_QUERY_TIME_ELAPSED: return rscreen->b.info.r600_clock_crystal_freq != 0; case PIPE_CAP_QUERY_TIMESTAMP: return rscreen->b.info.drm_minor >= 20 && rscreen->b.info.r600_clock_crystal_freq != 0; case PIPE_CAP_MIN_TEXTURE_GATHER_OFFSET: case PIPE_CAP_MIN_TEXEL_OFFSET: return -8; case PIPE_CAP_MAX_TEXTURE_GATHER_OFFSET: case PIPE_CAP_MAX_TEXEL_OFFSET: return 7; case PIPE_CAP_TEXTURE_BORDER_COLOR_QUIRK: return PIPE_QUIRK_TEXTURE_BORDER_COLOR_SWIZZLE_R600; case PIPE_CAP_ENDIANNESS: return PIPE_ENDIAN_LITTLE; case PIPE_CAP_VENDOR_ID: return 0x1002; case PIPE_CAP_DEVICE_ID: return rscreen->b.info.pci_id; case PIPE_CAP_ACCELERATED: return 1; case PIPE_CAP_VIDEO_MEMORY: return rscreen->b.info.vram_size >> 20; case PIPE_CAP_UMA: return 0; } return 0; } static int r600_get_shader_param(struct pipe_screen* pscreen, unsigned shader, enum pipe_shader_cap param) { struct r600_screen *rscreen = (struct r600_screen *)pscreen; switch(shader) { case PIPE_SHADER_FRAGMENT: case PIPE_SHADER_VERTEX: case PIPE_SHADER_COMPUTE: break; case PIPE_SHADER_GEOMETRY: if (rscreen->b.family >= CHIP_CEDAR) break; /* pre-evergreen geom shaders need newer kernel */ if (rscreen->b.info.drm_minor >= 37) break; return 0; default: /* XXX: support tessellation on Evergreen */ return 0; } switch (param) { case PIPE_SHADER_CAP_MAX_INSTRUCTIONS: case PIPE_SHADER_CAP_MAX_ALU_INSTRUCTIONS: case PIPE_SHADER_CAP_MAX_TEX_INSTRUCTIONS: case PIPE_SHADER_CAP_MAX_TEX_INDIRECTIONS: return 16384; case PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH: return 32; case PIPE_SHADER_CAP_MAX_INPUTS: return shader == PIPE_SHADER_VERTEX ? 16 : 32; case PIPE_SHADER_CAP_MAX_OUTPUTS: return shader == PIPE_SHADER_FRAGMENT ? 8 : 32; case PIPE_SHADER_CAP_MAX_TEMPS: return 256; /* Max native temporaries. */ case PIPE_SHADER_CAP_MAX_CONST_BUFFER_SIZE: if (shader == PIPE_SHADER_COMPUTE) { uint64_t max_const_buffer_size; pscreen->get_compute_param(pscreen, PIPE_COMPUTE_CAP_MAX_MEM_ALLOC_SIZE, &max_const_buffer_size); return max_const_buffer_size; } else { return R600_MAX_CONST_BUFFER_SIZE; } case PIPE_SHADER_CAP_MAX_CONST_BUFFERS: return R600_MAX_USER_CONST_BUFFERS; case PIPE_SHADER_CAP_MAX_PREDS: return 0; /* nothing uses this */ case PIPE_SHADER_CAP_TGSI_CONT_SUPPORTED: return 1; case PIPE_SHADER_CAP_TGSI_SQRT_SUPPORTED: return 1; case PIPE_SHADER_CAP_INDIRECT_INPUT_ADDR: case PIPE_SHADER_CAP_INDIRECT_OUTPUT_ADDR: case PIPE_SHADER_CAP_INDIRECT_TEMP_ADDR: case PIPE_SHADER_CAP_INDIRECT_CONST_ADDR: return 1; case PIPE_SHADER_CAP_SUBROUTINES: return 0; case PIPE_SHADER_CAP_INTEGERS: return 1; case PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS: case PIPE_SHADER_CAP_MAX_SAMPLER_VIEWS: return 16; case PIPE_SHADER_CAP_PREFERRED_IR: if (shader == PIPE_SHADER_COMPUTE) { return PIPE_SHADER_IR_LLVM; } else { return PIPE_SHADER_IR_TGSI; } case PIPE_SHADER_CAP_DOUBLES: return 0; } return 0; } static void r600_destroy_screen(struct pipe_screen* pscreen) { struct r600_screen *rscreen = (struct r600_screen *)pscreen; if (rscreen == NULL) return; if (!rscreen->b.ws->unref(rscreen->b.ws)) return; if (rscreen->global_pool) { compute_memory_pool_delete(rscreen->global_pool); } r600_destroy_common_screen(&rscreen->b); } static struct pipe_resource *r600_resource_create(struct pipe_screen *screen, const struct pipe_resource *templ) { if (templ->target == PIPE_BUFFER && (templ->bind & PIPE_BIND_GLOBAL)) return r600_compute_global_buffer_create(screen, templ); return r600_resource_create_common(screen, templ); } struct pipe_screen *r600_screen_create(struct radeon_winsys *ws) { struct r600_screen *rscreen = CALLOC_STRUCT(r600_screen); if (rscreen == NULL) { return NULL; } /* Set functions first. */ rscreen->b.b.context_create = r600_create_context; rscreen->b.b.destroy = r600_destroy_screen; rscreen->b.b.get_param = r600_get_param; rscreen->b.b.get_shader_param = r600_get_shader_param; rscreen->b.b.resource_create = r600_resource_create; if (!r600_common_screen_init(&rscreen->b, ws)) { FREE(rscreen); return NULL; } if (rscreen->b.info.chip_class >= EVERGREEN) { rscreen->b.b.is_format_supported = evergreen_is_format_supported; } else { rscreen->b.b.is_format_supported = r600_is_format_supported; } rscreen->b.debug_flags |= debug_get_flags_option("R600_DEBUG", r600_debug_options, 0); if (debug_get_bool_option("R600_DEBUG_COMPUTE", FALSE)) rscreen->b.debug_flags |= DBG_COMPUTE; if (debug_get_bool_option("R600_DUMP_SHADERS", FALSE)) rscreen->b.debug_flags |= DBG_FS | DBG_VS | DBG_GS | DBG_PS | DBG_CS; if (debug_get_bool_option("R600_HYPERZ", FALSE)) rscreen->b.debug_flags |= DBG_HYPERZ; if (debug_get_bool_option("R600_LLVM", FALSE)) rscreen->b.debug_flags |= DBG_LLVM; if (rscreen->b.family == CHIP_UNKNOWN) { fprintf(stderr, "r600: Unknown chipset 0x%04X\n", rscreen->b.info.pci_id); FREE(rscreen); return NULL; } /* Figure out streamout kernel support. */ switch (rscreen->b.chip_class) { case R600: if (rscreen->b.family < CHIP_RS780) { rscreen->b.has_streamout = rscreen->b.info.drm_minor >= 14; } else { rscreen->b.has_streamout = rscreen->b.info.drm_minor >= 23; } break; case R700: rscreen->b.has_streamout = rscreen->b.info.drm_minor >= 17; break; case EVERGREEN: case CAYMAN: rscreen->b.has_streamout = rscreen->b.info.drm_minor >= 14; break; default: rscreen->b.has_streamout = FALSE; break; } /* MSAA support. */ switch (rscreen->b.chip_class) { case R600: case R700: rscreen->has_msaa = rscreen->b.info.drm_minor >= 22; rscreen->has_compressed_msaa_texturing = false; break; case EVERGREEN: rscreen->has_msaa = rscreen->b.info.drm_minor >= 19; rscreen->has_compressed_msaa_texturing = rscreen->b.info.drm_minor >= 24; break; case CAYMAN: rscreen->has_msaa = rscreen->b.info.drm_minor >= 19; rscreen->has_compressed_msaa_texturing = true; break; default: rscreen->has_msaa = FALSE; rscreen->has_compressed_msaa_texturing = false; } rscreen->b.has_cp_dma = rscreen->b.info.drm_minor >= 27 && !(rscreen->b.debug_flags & DBG_NO_CP_DMA); rscreen->global_pool = compute_memory_pool_new(rscreen); /* Create the auxiliary context. This must be done last. */ rscreen->b.aux_context = rscreen->b.b.context_create(&rscreen->b.b, NULL); #if 0 /* This is for testing whether aux_context and buffer clearing work correctly. */ struct pipe_resource templ = {}; templ.width0 = 4; templ.height0 = 2048; templ.depth0 = 1; templ.array_size = 1; templ.target = PIPE_TEXTURE_2D; templ.format = PIPE_FORMAT_R8G8B8A8_UNORM; templ.usage = PIPE_USAGE_DEFAULT; struct r600_resource *res = r600_resource(rscreen->screen.resource_create(&rscreen->screen, &templ)); unsigned char *map = ws->buffer_map(res->cs_buf, NULL, PIPE_TRANSFER_WRITE); memset(map, 0, 256); r600_screen_clear_buffer(rscreen, &res->b.b, 4, 4, 0xCC); r600_screen_clear_buffer(rscreen, &res->b.b, 8, 4, 0xDD); r600_screen_clear_buffer(rscreen, &res->b.b, 12, 4, 0xEE); r600_screen_clear_buffer(rscreen, &res->b.b, 20, 4, 0xFF); r600_screen_clear_buffer(rscreen, &res->b.b, 32, 20, 0x87); ws->buffer_wait(res->buf, RADEON_USAGE_WRITE); int i; for (i = 0; i < 256; i++) { printf("%02X", map[i]); if (i % 16 == 15) printf("\n"); } #endif return &rscreen->b.b; }