diff options
Diffstat (limited to 'src/mesa/drivers/dri/r600/r600_context.c')
| -rw-r--r-- | src/mesa/drivers/dri/r600/r600_context.c | 447 |
1 files changed, 447 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/r600/r600_context.c b/src/mesa/drivers/dri/r600/r600_context.c new file mode 100644 index 0000000000..f4aed4e87f --- /dev/null +++ b/src/mesa/drivers/dri/r600/r600_context.c @@ -0,0 +1,447 @@ +/* +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. + +**************************************************************************/ + +/** + * \file + * + * \author Keith Whitwell <keith@tungstengraphics.com> + * + * \author Nicolai Haehnle <prefect_@gmx.net> + */ + +#include "main/glheader.h" +#include "main/api_arrayelt.h" +#include "main/context.h" +#include "main/simple_list.h" +#include "main/imports.h" +#include "main/extensions.h" +#include "main/bufferobj.h" +#include "main/texobj.h" + +#include "swrast/swrast.h" +#include "swrast_setup/swrast_setup.h" +#include "vbo/vbo.h" + +#include "tnl/tnl.h" +#include "tnl/t_pipeline.h" + +#include "drivers/common/driverfuncs.h" + +#include "radeon_debug.h" +#include "r600_context.h" +#include "radeon_common_context.h" +#include "radeon_buffer_objects.h" +#include "radeon_span.h" +#include "r600_cmdbuf.h" +#include "r600_emit.h" +#include "radeon_bocs_wrapper.h" +#include "radeon_queryobj.h" +#include "r600_blit.h" + +#include "r700_state.h" +#include "r700_ioctl.h" + + +#include "utils.h" + +#define R600_ENABLE_GLSL_TEST 1 + +#define need_GL_VERSION_2_0 +#define need_GL_ARB_occlusion_query +#define need_GL_ARB_point_parameters +#define need_GL_ARB_vertex_program +#define need_GL_EXT_blend_equation_separate +#define need_GL_EXT_blend_func_separate +#define need_GL_EXT_blend_minmax +#define need_GL_EXT_framebuffer_object +#define need_GL_EXT_fog_coord +#define need_GL_EXT_gpu_program_parameters +#define need_GL_EXT_provoking_vertex +#define need_GL_EXT_secondary_color +#define need_GL_EXT_stencil_two_side +#define need_GL_ATI_separate_stencil +#define need_GL_NV_vertex_program + +#include "main/remap_helper.h" + +static const struct dri_extension card_extensions[] = { + /* *INDENT-OFF* */ + {"GL_ARB_depth_clamp", NULL}, + {"GL_ARB_depth_texture", NULL}, + {"GL_ARB_fragment_program", NULL}, + {"GL_ARB_fragment_program_shadow", NULL}, + {"GL_ARB_occlusion_query", GL_ARB_occlusion_query_functions}, + {"GL_ARB_multitexture", NULL}, + {"GL_ARB_point_parameters", GL_ARB_point_parameters_functions}, + {"GL_ARB_shadow", NULL}, + {"GL_ARB_shadow_ambient", NULL}, + {"GL_ARB_texture_border_clamp", NULL}, + {"GL_ARB_texture_cube_map", NULL}, + {"GL_ARB_texture_env_add", NULL}, + {"GL_ARB_texture_env_combine", NULL}, + {"GL_ARB_texture_env_crossbar", NULL}, + {"GL_ARB_texture_env_dot3", NULL}, + {"GL_ARB_texture_mirrored_repeat", NULL}, + {"GL_ARB_texture_non_power_of_two", NULL}, + {"GL_ARB_vertex_program", GL_ARB_vertex_program_functions}, + {"GL_EXT_blend_equation_separate", GL_EXT_blend_equation_separate_functions}, + {"GL_EXT_blend_func_separate", GL_EXT_blend_func_separate_functions}, + {"GL_EXT_blend_minmax", GL_EXT_blend_minmax_functions}, + {"GL_EXT_blend_subtract", NULL}, + {"GL_EXT_packed_depth_stencil", NULL}, + {"GL_EXT_fog_coord", GL_EXT_fog_coord_functions }, + {"GL_EXT_gpu_program_parameters", GL_EXT_gpu_program_parameters_functions}, + {"GL_EXT_provoking_vertex", GL_EXT_provoking_vertex_functions }, + {"GL_EXT_secondary_color", GL_EXT_secondary_color_functions}, + {"GL_EXT_shadow_funcs", NULL}, + {"GL_EXT_stencil_two_side", GL_EXT_stencil_two_side_functions}, + {"GL_EXT_stencil_wrap", NULL}, + {"GL_EXT_texture_edge_clamp", NULL}, + {"GL_EXT_texture_env_combine", NULL}, + {"GL_EXT_texture_env_dot3", NULL}, + {"GL_EXT_texture_filter_anisotropic", NULL}, + {"GL_EXT_texture_lod_bias", NULL}, + {"GL_EXT_texture_mirror_clamp", NULL}, + {"GL_EXT_texture_rectangle", NULL}, + {"GL_EXT_vertex_array_bgra", NULL}, + {"GL_EXT_texture_sRGB", NULL}, + {"GL_ATI_separate_stencil", GL_ATI_separate_stencil_functions}, + {"GL_ATI_texture_env_combine3", NULL}, + {"GL_ATI_texture_mirror_once", NULL}, + {"GL_MESA_pack_invert", NULL}, + {"GL_MESA_ycbcr_texture", NULL}, + {"GL_MESAX_texture_float", NULL}, + {"GL_NV_blend_square", NULL}, + {"GL_NV_vertex_program", GL_NV_vertex_program_functions}, + {"GL_SGIS_generate_mipmap", NULL}, + {"GL_ARB_pixel_buffer_object", NULL}, + {NULL, NULL} + /* *INDENT-ON* */ +}; + + +static const struct dri_extension mm_extensions[] = { + { "GL_EXT_framebuffer_object", GL_EXT_framebuffer_object_functions }, + { NULL, NULL } +}; + +/** + * The GL 2.0 functions are needed to make display lists work with + * functions added by GL_ATI_separate_stencil. + */ +static const struct dri_extension gl_20_extension[] = { +#ifdef R600_ENABLE_GLSL_TEST + {"GL_ARB_shading_language_100", GL_VERSION_2_0_functions }, +#else + {"GL_VERSION_2_0", GL_VERSION_2_0_functions }, +#endif /* R600_ENABLE_GLSL_TEST */ + {NULL, NULL} +}; + +static const struct tnl_pipeline_stage *r600_pipeline[] = { + /* Catch any t&l fallbacks + */ + &_tnl_vertex_transform_stage, + &_tnl_normal_transform_stage, + &_tnl_lighting_stage, + &_tnl_fog_coordinate_stage, + &_tnl_texgen_stage, + &_tnl_texture_transform_stage, + &_tnl_point_attenuation_stage, + &_tnl_vertex_program_stage, + &_tnl_render_stage, + 0, +}; + +static void r600_get_lock(radeonContextPtr rmesa) +{ + drm_radeon_sarea_t *sarea = rmesa->sarea; + + if (sarea->ctx_owner != rmesa->dri.hwContext) { + sarea->ctx_owner = rmesa->dri.hwContext; + if (!rmesa->radeonScreen->kernel_mm) + radeon_bo_legacy_texture_age(rmesa->radeonScreen->bom); + } +} + +static void r600_vtbl_emit_cs_header(struct radeon_cs *cs, radeonContextPtr rmesa) +{ + /* please flush pipe do all pending work */ + /* to be enabled */ +} + +static void r600_vtbl_pre_emit_atoms(radeonContextPtr radeon) +{ + r700Start3D((context_t *)radeon); +} + +static void r600_fallback(GLcontext *ctx, GLuint bit, GLboolean mode) +{ + context_t *context = R700_CONTEXT(ctx); + if (mode) + context->radeon.Fallback |= bit; + else + context->radeon.Fallback &= ~bit; +} + +static void r600_emit_query_finish(radeonContextPtr radeon) +{ + context_t *context = (context_t*) radeon; + BATCH_LOCALS(&context->radeon); + + struct radeon_query_object *query = radeon->query.current; + + BEGIN_BATCH_NO_AUTOSTATE(4 + 2); + R600_OUT_BATCH(CP_PACKET3(R600_IT_EVENT_WRITE, 2)); + R600_OUT_BATCH(ZPASS_DONE); + R600_OUT_BATCH(query->curr_offset + 8); /* hw writes qwords */ + R600_OUT_BATCH(0x00000000); + R600_OUT_BATCH_RELOC(VGT_EVENT_INITIATOR, query->bo, 0, 0, RADEON_GEM_DOMAIN_GTT, 0); + END_BATCH(); + assert(query->curr_offset < RADEON_QUERY_PAGE_SIZE); + query->emitted_begin = GL_FALSE; +} + +static void r600_init_vtbl(radeonContextPtr radeon) +{ + radeon->vtbl.get_lock = r600_get_lock; + radeon->vtbl.update_viewport_offset = r700UpdateViewportOffset; + radeon->vtbl.emit_cs_header = r600_vtbl_emit_cs_header; + radeon->vtbl.swtcl_flush = NULL; + radeon->vtbl.pre_emit_atoms = r600_vtbl_pre_emit_atoms; + radeon->vtbl.fallback = r600_fallback; + radeon->vtbl.emit_query_finish = r600_emit_query_finish; + radeon->vtbl.check_blit = r600_check_blit; + radeon->vtbl.blit = r600_blit; + radeon->vtbl.is_format_renderable = r600IsFormatRenderable; +} + +static void r600InitConstValues(GLcontext *ctx, radeonScreenPtr screen) +{ + ctx->Const.MaxTextureImageUnits = 16; + /* 8 per clause on r6xx, 16 on r7xx + * but I think mesa only supports 8 at the moment + */ + ctx->Const.MaxTextureCoordUnits = 8; + ctx->Const.MaxTextureUnits = + MIN2(ctx->Const.MaxTextureImageUnits, + ctx->Const.MaxTextureCoordUnits); + ctx->Const.MaxCombinedTextureImageUnits = + ctx->Const.MaxVertexTextureImageUnits + + ctx->Const.MaxTextureImageUnits; + + ctx->Const.MaxTextureMaxAnisotropy = 16.0; + ctx->Const.MaxTextureLodBias = 16.0; + + ctx->Const.MaxTextureLevels = 13; /* hw support 14 */ + ctx->Const.MaxTextureRectSize = 4096; /* hw support 8192 */ + + ctx->Const.MinPointSize = 0x0001 / 8.0; + ctx->Const.MinPointSizeAA = 0x0001 / 8.0; + ctx->Const.MaxPointSize = 0xffff / 8.0; + ctx->Const.MaxPointSizeAA = 0xffff / 8.0; + + ctx->Const.MinLineWidth = 0x0001 / 8.0; + ctx->Const.MinLineWidthAA = 0x0001 / 8.0; + ctx->Const.MaxLineWidth = 0xffff / 8.0; + ctx->Const.MaxLineWidthAA = 0xffff / 8.0; + + ctx->Const.MaxDrawBuffers = 1; /* hw supports 8 */ + ctx->Const.MaxColorAttachments = 1; + ctx->Const.MaxRenderbufferSize = 4096; + + /* 256 for reg-based consts, inline consts also supported */ + ctx->Const.VertexProgram.MaxInstructions = 8192; /* in theory no limit */ + ctx->Const.VertexProgram.MaxNativeInstructions = 8192; + ctx->Const.VertexProgram.MaxNativeAttribs = 160; + ctx->Const.VertexProgram.MaxTemps = 128; + ctx->Const.VertexProgram.MaxNativeTemps = 128; + ctx->Const.VertexProgram.MaxNativeParameters = 256; + ctx->Const.VertexProgram.MaxNativeAddressRegs = 1; /* ??? */ + + ctx->Const.FragmentProgram.MaxNativeTemps = 128; + ctx->Const.FragmentProgram.MaxNativeAttribs = 32; + ctx->Const.FragmentProgram.MaxNativeParameters = 256; + ctx->Const.FragmentProgram.MaxNativeAluInstructions = 8192; + /* 8 per clause on r6xx, 16 on r7xx */ + if (screen->chip_family >= CHIP_FAMILY_RV770) + ctx->Const.FragmentProgram.MaxNativeTexInstructions = 16; + else + ctx->Const.FragmentProgram.MaxNativeTexInstructions = 8; + ctx->Const.FragmentProgram.MaxNativeInstructions = 8192; + ctx->Const.FragmentProgram.MaxNativeTexIndirections = 8; /* ??? */ + ctx->Const.FragmentProgram.MaxNativeAddressRegs = 0; /* and these are?? */ +} + +static void r600ParseOptions(context_t *r600, radeonScreenPtr screen) +{ + /* Parse configuration files. + * Do this here so that initialMaxAnisotropy is set before we create + * the default textures. + */ + driParseConfigFiles(&r600->radeon.optionCache, &screen->optionCache, + screen->driScreen->myNum, "r600"); + + r600->radeon.initialMaxAnisotropy = driQueryOptionf(&r600->radeon.optionCache, + "def_max_anisotropy"); + +} + +static void r600InitGLExtensions(GLcontext *ctx) +{ + context_t *r600 = R700_CONTEXT(ctx); + + driInitExtensions(ctx, card_extensions, GL_TRUE); + if (r600->radeon.radeonScreen->kernel_mm) + driInitExtensions(ctx, mm_extensions, GL_FALSE); + +#ifdef R600_ENABLE_GLSL_TEST + driInitExtensions(ctx, gl_20_extension, GL_TRUE); + _mesa_enable_2_0_extensions(ctx); + + /* glsl compiler has problem if this is not GL_TRUE */ + ctx->Shader.EmitCondCodes = GL_TRUE; +#endif /* R600_ENABLE_GLSL_TEST */ + + if (driQueryOptionb + (&r600->radeon.optionCache, "disable_stencil_two_side")) + _mesa_disable_extension(ctx, "GL_EXT_stencil_two_side"); + + if (r600->radeon.glCtx->Mesa_DXTn + && !driQueryOptionb(&r600->radeon.optionCache, "disable_s3tc")) { + _mesa_enable_extension(ctx, "GL_EXT_texture_compression_s3tc"); + _mesa_enable_extension(ctx, "GL_S3_s3tc"); + } else + if (driQueryOptionb(&r600->radeon.optionCache, "force_s3tc_enable")) + { + _mesa_enable_extension(ctx, "GL_EXT_texture_compression_s3tc"); + } + + /* RV740 had a broken pipe config prior to drm 1.32 */ + if (!r600->radeon.radeonScreen->kernel_mm) { + if ((r600->radeon.dri.drmMinor < 32) && + (r600->radeon.radeonScreen->chip_family == CHIP_FAMILY_RV740)) + _mesa_disable_extension(ctx, "GL_ARB_occlusion_query"); + } +} + +/* Create the device specific rendering context. + */ +GLboolean r600CreateContext(gl_api api, + const __GLcontextModes * glVisual, + __DRIcontext * driContextPriv, + void *sharedContextPrivate) +{ + __DRIscreen *sPriv = driContextPriv->driScreenPriv; + radeonScreenPtr screen = (radeonScreenPtr) (sPriv->private); + struct dd_function_table functions; + context_t *r600; + GLcontext *ctx; + + assert(glVisual); + assert(driContextPriv); + assert(screen); + + /* Allocate the R600 context */ + r600 = (context_t*) CALLOC(sizeof(*r600)); + if (!r600) { + radeon_error("Failed to allocate memory for context.\n"); + return GL_FALSE; + } + + r600ParseOptions(r600, screen); + + r600->radeon.radeonScreen = screen; + r600_init_vtbl(&r600->radeon); + + /* Init default driver functions then plug in our R600-specific functions + * (the texture functions are especially important) + */ + _mesa_init_driver_functions(&functions); + + r700InitStateFuncs(&r600->radeon, &functions); + r600InitTextureFuncs(&r600->radeon, &functions); + r700InitShaderFuncs(&functions); + radeonInitQueryObjFunctions(&functions); + r700InitIoctlFuncs(&functions); + radeonInitBufferObjectFuncs(&functions); + + if (!radeonInitContext(&r600->radeon, &functions, + glVisual, driContextPriv, + sharedContextPrivate)) { + radeon_error("Initializing context failed.\n"); + FREE(r600); + return GL_FALSE; + } + + ctx = r600->radeon.glCtx; + + ctx->VertexProgram._MaintainTnlProgram = GL_TRUE; + ctx->FragmentProgram._MaintainTexEnvProgram = GL_TRUE; + + r600InitConstValues(ctx, screen); + + _mesa_set_mvp_with_dp4( ctx, GL_TRUE ); + + /* Initialize the software rasterizer and helper modules. + */ + _swrast_CreateContext(ctx); + _vbo_CreateContext(ctx); + _tnl_CreateContext(ctx); + _swsetup_CreateContext(ctx); + _swsetup_Wakeup(ctx); + + /* Install the customized pipeline: + */ + _tnl_destroy_pipeline(ctx); + _tnl_install_pipeline(ctx, r600_pipeline); + TNL_CONTEXT(ctx)->Driver.RunPipeline = _tnl_run_pipeline; + + /* Configure swrast and TNL to match hardware characteristics: + */ + _swrast_allow_pixel_fog(ctx, GL_FALSE); + _swrast_allow_vertex_fog(ctx, GL_TRUE); + _tnl_allow_pixel_fog(ctx, GL_FALSE); + _tnl_allow_vertex_fog(ctx, GL_TRUE); + + radeon_init_debug(); + + r700InitDraw(ctx); + + radeon_fbo_init(&r600->radeon); + radeonInitSpanFuncs( ctx ); + r600InitCmdBuf(r600); + r700InitState(r600->radeon.glCtx); + + r600InitGLExtensions(ctx); + + return GL_TRUE; +} + + |