2 Copyright (C) The Weather Channel, Inc. 2002. All Rights Reserved.
4 The Weather Channel (TM) funded Tungsten Graphics to develop the
5 initial release of the Radeon 8500 driver under the XFree86 license.
6 This notice must be preserved.
8 Permission is hereby granted, free of charge, to any person obtaining
9 a copy of this software and associated documentation files (the
10 "Software"), to deal in the Software without restriction, including
11 without limitation the rights to use, copy, modify, merge, publish,
12 distribute, sublicense, and/or sell copies of the Software, and to
13 permit persons to whom the Software is furnished to do so, subject to
14 the following conditions:
16 The above copyright notice and this permission notice (including the
17 next paragraph) shall be included in all copies or substantial
18 portions of the Software.
20 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
21 EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
22 MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
23 IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
24 LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
25 OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
26 WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
28 **************************************************************************/
33 * \author Keith Whitwell <keith@tungstengraphics.com>
35 * \author Nicolai Haehnle <prefect_@gmx.net>
38 #include "main/glheader.h"
39 #include "main/api_arrayelt.h"
40 #include "main/context.h"
41 #include "main/simple_list.h"
42 #include "main/imports.h"
43 #include "main/extensions.h"
44 #include "main/bufferobj.h"
45 #include "main/texobj.h"
47 #include "swrast/swrast.h"
48 #include "swrast_setup/swrast_setup.h"
52 #include "tnl/t_pipeline.h"
54 #include "drivers/common/driverfuncs.h"
56 #include "radeon_debug.h"
57 #include "r600_context.h"
58 #include "radeon_common_context.h"
59 #include "radeon_buffer_objects.h"
60 #include "radeon_span.h"
61 #include "r600_cmdbuf.h"
62 #include "r600_emit.h"
63 #include "radeon_bocs_wrapper.h"
64 #include "radeon_queryobj.h"
65 #include "r600_blit.h"
67 #include "r700_state.h"
68 #include "r700_ioctl.h"
73 #define R600_ENABLE_GLSL_TEST 1
75 #define need_GL_VERSION_2_0
76 #define need_GL_ARB_occlusion_query
77 #define need_GL_ARB_point_parameters
78 #define need_GL_ARB_vertex_program
79 #define need_GL_EXT_blend_equation_separate
80 #define need_GL_EXT_blend_func_separate
81 #define need_GL_EXT_blend_minmax
82 #define need_GL_EXT_framebuffer_object
83 #define need_GL_EXT_fog_coord
84 #define need_GL_EXT_gpu_program_parameters
85 #define need_GL_EXT_provoking_vertex
86 #define need_GL_EXT_secondary_color
87 #define need_GL_EXT_stencil_two_side
88 #define need_GL_ATI_separate_stencil
89 #define need_GL_NV_vertex_program
91 #include "main/remap_helper.h"
93 static const struct dri_extension card_extensions
[] = {
95 {"GL_ARB_depth_clamp", NULL
},
96 {"GL_ARB_depth_texture", NULL
},
97 {"GL_ARB_fragment_program", NULL
},
98 {"GL_ARB_fragment_program_shadow", NULL
},
99 {"GL_ARB_occlusion_query", GL_ARB_occlusion_query_functions
},
100 {"GL_ARB_multitexture", NULL
},
101 {"GL_ARB_point_parameters", GL_ARB_point_parameters_functions
},
102 {"GL_ARB_shadow", NULL
},
103 {"GL_ARB_shadow_ambient", NULL
},
104 {"GL_ARB_texture_border_clamp", NULL
},
105 {"GL_ARB_texture_cube_map", NULL
},
106 {"GL_ARB_texture_env_add", NULL
},
107 {"GL_ARB_texture_env_combine", NULL
},
108 {"GL_ARB_texture_env_crossbar", NULL
},
109 {"GL_ARB_texture_env_dot3", NULL
},
110 {"GL_ARB_texture_mirrored_repeat", NULL
},
111 {"GL_ARB_texture_non_power_of_two", NULL
},
112 {"GL_ARB_vertex_program", GL_ARB_vertex_program_functions
},
113 {"GL_EXT_blend_equation_separate", GL_EXT_blend_equation_separate_functions
},
114 {"GL_EXT_blend_func_separate", GL_EXT_blend_func_separate_functions
},
115 {"GL_EXT_blend_minmax", GL_EXT_blend_minmax_functions
},
116 {"GL_EXT_blend_subtract", NULL
},
117 {"GL_EXT_packed_depth_stencil", NULL
},
118 {"GL_EXT_fog_coord", GL_EXT_fog_coord_functions
},
119 {"GL_EXT_gpu_program_parameters", GL_EXT_gpu_program_parameters_functions
},
120 {"GL_EXT_provoking_vertex", GL_EXT_provoking_vertex_functions
},
121 {"GL_EXT_secondary_color", GL_EXT_secondary_color_functions
},
122 {"GL_EXT_shadow_funcs", NULL
},
123 {"GL_EXT_stencil_two_side", GL_EXT_stencil_two_side_functions
},
124 {"GL_EXT_stencil_wrap", NULL
},
125 {"GL_EXT_texture_edge_clamp", NULL
},
126 {"GL_EXT_texture_env_combine", NULL
},
127 {"GL_EXT_texture_env_dot3", NULL
},
128 {"GL_EXT_texture_filter_anisotropic", NULL
},
129 {"GL_EXT_texture_lod_bias", NULL
},
130 {"GL_EXT_texture_mirror_clamp", NULL
},
131 {"GL_EXT_texture_rectangle", NULL
},
132 {"GL_EXT_vertex_array_bgra", NULL
},
133 {"GL_EXT_texture_sRGB", NULL
},
134 {"GL_ATI_separate_stencil", GL_ATI_separate_stencil_functions
},
135 {"GL_ATI_texture_env_combine3", NULL
},
136 {"GL_ATI_texture_mirror_once", NULL
},
137 {"GL_MESA_pack_invert", NULL
},
138 {"GL_MESA_ycbcr_texture", NULL
},
139 {"GL_MESAX_texture_float", NULL
},
140 {"GL_NV_blend_square", NULL
},
141 {"GL_NV_vertex_program", GL_NV_vertex_program_functions
},
142 {"GL_SGIS_generate_mipmap", NULL
},
143 {"GL_ARB_pixel_buffer_object", NULL
},
149 static const struct dri_extension mm_extensions
[] = {
150 { "GL_EXT_framebuffer_object", GL_EXT_framebuffer_object_functions
},
155 * The GL 2.0 functions are needed to make display lists work with
156 * functions added by GL_ATI_separate_stencil.
158 static const struct dri_extension gl_20_extension
[] = {
159 #ifdef R600_ENABLE_GLSL_TEST
160 {"GL_ARB_shading_language_100", GL_VERSION_2_0_functions
},
162 {"GL_VERSION_2_0", GL_VERSION_2_0_functions
},
163 #endif /* R600_ENABLE_GLSL_TEST */
167 static const struct tnl_pipeline_stage
*r600_pipeline
[] = {
168 /* Catch any t&l fallbacks
170 &_tnl_vertex_transform_stage
,
171 &_tnl_normal_transform_stage
,
172 &_tnl_lighting_stage
,
173 &_tnl_fog_coordinate_stage
,
175 &_tnl_texture_transform_stage
,
176 &_tnl_point_attenuation_stage
,
177 &_tnl_vertex_program_stage
,
182 static void r600_get_lock(radeonContextPtr rmesa
)
184 drm_radeon_sarea_t
*sarea
= rmesa
->sarea
;
186 if (sarea
->ctx_owner
!= rmesa
->dri
.hwContext
) {
187 sarea
->ctx_owner
= rmesa
->dri
.hwContext
;
188 if (!rmesa
->radeonScreen
->kernel_mm
)
189 radeon_bo_legacy_texture_age(rmesa
->radeonScreen
->bom
);
193 static void r600_vtbl_emit_cs_header(struct radeon_cs
*cs
, radeonContextPtr rmesa
)
195 /* please flush pipe do all pending work */
199 static void r600_vtbl_pre_emit_atoms(radeonContextPtr radeon
)
201 r700Start3D((context_t
*)radeon
);
204 static void r600_fallback(GLcontext
*ctx
, GLuint bit
, GLboolean mode
)
206 context_t
*context
= R700_CONTEXT(ctx
);
208 context
->radeon
.Fallback
|= bit
;
210 context
->radeon
.Fallback
&= ~bit
;
213 static void r600_emit_query_finish(radeonContextPtr radeon
)
215 context_t
*context
= (context_t
*) radeon
;
216 BATCH_LOCALS(&context
->radeon
);
218 struct radeon_query_object
*query
= radeon
->query
.current
;
220 BEGIN_BATCH_NO_AUTOSTATE(4 + 2);
221 R600_OUT_BATCH(CP_PACKET3(R600_IT_EVENT_WRITE
, 2));
222 R600_OUT_BATCH(ZPASS_DONE
);
223 R600_OUT_BATCH(query
->curr_offset
+ 8); /* hw writes qwords */
224 R600_OUT_BATCH(0x00000000);
225 R600_OUT_BATCH_RELOC(VGT_EVENT_INITIATOR
, query
->bo
, 0, 0, RADEON_GEM_DOMAIN_GTT
, 0);
227 assert(query
->curr_offset
< RADEON_QUERY_PAGE_SIZE
);
228 query
->emitted_begin
= GL_FALSE
;
231 static void r600_init_vtbl(radeonContextPtr radeon
)
233 radeon
->vtbl
.get_lock
= r600_get_lock
;
234 radeon
->vtbl
.update_viewport_offset
= r700UpdateViewportOffset
;
235 radeon
->vtbl
.emit_cs_header
= r600_vtbl_emit_cs_header
;
236 radeon
->vtbl
.swtcl_flush
= NULL
;
237 radeon
->vtbl
.pre_emit_atoms
= r600_vtbl_pre_emit_atoms
;
238 radeon
->vtbl
.fallback
= r600_fallback
;
239 radeon
->vtbl
.emit_query_finish
= r600_emit_query_finish
;
240 radeon
->vtbl
.check_blit
= r600_check_blit
;
241 radeon
->vtbl
.blit
= r600_blit
;
242 radeon
->vtbl
.is_format_renderable
= radeonIsFormatRenderable
;
245 static void r600InitConstValues(GLcontext
*ctx
, radeonScreenPtr screen
)
247 ctx
->Const
.MaxTextureImageUnits
= 16;
248 /* 8 per clause on r6xx, 16 on r7xx
249 * but I think mesa only supports 8 at the moment
251 ctx
->Const
.MaxTextureCoordUnits
= 8;
252 ctx
->Const
.MaxTextureUnits
=
253 MIN2(ctx
->Const
.MaxTextureImageUnits
,
254 ctx
->Const
.MaxTextureCoordUnits
);
255 ctx
->Const
.MaxCombinedTextureImageUnits
=
256 ctx
->Const
.MaxVertexTextureImageUnits
+
257 ctx
->Const
.MaxTextureImageUnits
;
259 ctx
->Const
.MaxTextureMaxAnisotropy
= 16.0;
260 ctx
->Const
.MaxTextureLodBias
= 16.0;
262 ctx
->Const
.MaxTextureLevels
= 13; /* hw support 14 */
263 ctx
->Const
.MaxTextureRectSize
= 4096; /* hw support 8192 */
265 ctx
->Const
.MinPointSize
= 0x0001 / 8.0;
266 ctx
->Const
.MinPointSizeAA
= 0x0001 / 8.0;
267 ctx
->Const
.MaxPointSize
= 0xffff / 8.0;
268 ctx
->Const
.MaxPointSizeAA
= 0xffff / 8.0;
270 ctx
->Const
.MinLineWidth
= 0x0001 / 8.0;
271 ctx
->Const
.MinLineWidthAA
= 0x0001 / 8.0;
272 ctx
->Const
.MaxLineWidth
= 0xffff / 8.0;
273 ctx
->Const
.MaxLineWidthAA
= 0xffff / 8.0;
275 ctx
->Const
.MaxDrawBuffers
= 1; /* hw supports 8 */
276 ctx
->Const
.MaxColorAttachments
= 1;
277 ctx
->Const
.MaxRenderbufferSize
= 4096;
279 /* 256 for reg-based consts, inline consts also supported */
280 ctx
->Const
.VertexProgram
.MaxInstructions
= 8192; /* in theory no limit */
281 ctx
->Const
.VertexProgram
.MaxNativeInstructions
= 8192;
282 ctx
->Const
.VertexProgram
.MaxNativeAttribs
= 160;
283 ctx
->Const
.VertexProgram
.MaxTemps
= 128;
284 ctx
->Const
.VertexProgram
.MaxNativeTemps
= 128;
285 ctx
->Const
.VertexProgram
.MaxNativeParameters
= 256;
286 ctx
->Const
.VertexProgram
.MaxNativeAddressRegs
= 1; /* ??? */
288 ctx
->Const
.FragmentProgram
.MaxNativeTemps
= 128;
289 ctx
->Const
.FragmentProgram
.MaxNativeAttribs
= 32;
290 ctx
->Const
.FragmentProgram
.MaxNativeParameters
= 256;
291 ctx
->Const
.FragmentProgram
.MaxNativeAluInstructions
= 8192;
292 /* 8 per clause on r6xx, 16 on r7xx */
293 if (screen
->chip_family
>= CHIP_FAMILY_RV770
)
294 ctx
->Const
.FragmentProgram
.MaxNativeTexInstructions
= 16;
296 ctx
->Const
.FragmentProgram
.MaxNativeTexInstructions
= 8;
297 ctx
->Const
.FragmentProgram
.MaxNativeInstructions
= 8192;
298 ctx
->Const
.FragmentProgram
.MaxNativeTexIndirections
= 8; /* ??? */
299 ctx
->Const
.FragmentProgram
.MaxNativeAddressRegs
= 0; /* and these are?? */
302 static void r600ParseOptions(context_t
*r600
, radeonScreenPtr screen
)
304 /* Parse configuration files.
305 * Do this here so that initialMaxAnisotropy is set before we create
306 * the default textures.
308 driParseConfigFiles(&r600
->radeon
.optionCache
, &screen
->optionCache
,
309 screen
->driScreen
->myNum
, "r600");
311 r600
->radeon
.initialMaxAnisotropy
= driQueryOptionf(&r600
->radeon
.optionCache
,
312 "def_max_anisotropy");
316 static void r600InitGLExtensions(GLcontext
*ctx
)
318 context_t
*r600
= R700_CONTEXT(ctx
);
320 driInitExtensions(ctx
, card_extensions
, GL_TRUE
);
321 if (r600
->radeon
.radeonScreen
->kernel_mm
)
322 driInitExtensions(ctx
, mm_extensions
, GL_FALSE
);
324 #ifdef R600_ENABLE_GLSL_TEST
325 driInitExtensions(ctx
, gl_20_extension
, GL_TRUE
);
326 _mesa_enable_2_0_extensions(ctx
);
328 /* glsl compiler has problem if this is not GL_TRUE */
329 ctx
->Shader
.EmitCondCodes
= GL_TRUE
;
330 #endif /* R600_ENABLE_GLSL_TEST */
333 (&r600
->radeon
.optionCache
, "disable_stencil_two_side"))
334 _mesa_disable_extension(ctx
, "GL_EXT_stencil_two_side");
336 if (r600
->radeon
.glCtx
->Mesa_DXTn
337 && !driQueryOptionb(&r600
->radeon
.optionCache
, "disable_s3tc")) {
338 _mesa_enable_extension(ctx
, "GL_EXT_texture_compression_s3tc");
339 _mesa_enable_extension(ctx
, "GL_S3_s3tc");
341 if (driQueryOptionb(&r600
->radeon
.optionCache
, "force_s3tc_enable"))
343 _mesa_enable_extension(ctx
, "GL_EXT_texture_compression_s3tc");
346 /* RV740 had a broken pipe config prior to drm 1.32 */
347 if (!r600
->radeon
.radeonScreen
->kernel_mm
) {
348 if ((r600
->radeon
.dri
.drmMinor
< 32) &&
349 (r600
->radeon
.radeonScreen
->chip_family
== CHIP_FAMILY_RV740
))
350 _mesa_disable_extension(ctx
, "GL_ARB_occlusion_query");
354 /* Create the device specific rendering context.
356 GLboolean
r600CreateContext(const __GLcontextModes
* glVisual
,
357 __DRIcontext
* driContextPriv
,
358 void *sharedContextPrivate
)
360 __DRIscreen
*sPriv
= driContextPriv
->driScreenPriv
;
361 radeonScreenPtr screen
= (radeonScreenPtr
) (sPriv
->private);
362 struct dd_function_table functions
;
367 assert(driContextPriv
);
370 /* Allocate the R600 context */
371 r600
= (context_t
*) CALLOC(sizeof(*r600
));
373 radeon_error("Failed to allocate memory for context.\n");
377 r600ParseOptions(r600
, screen
);
379 r600
->radeon
.radeonScreen
= screen
;
380 r600_init_vtbl(&r600
->radeon
);
382 /* Init default driver functions then plug in our R600-specific functions
383 * (the texture functions are especially important)
385 _mesa_init_driver_functions(&functions
);
387 r700InitStateFuncs(&functions
);
388 r600InitTextureFuncs(&r600
->radeon
, &functions
);
389 r700InitShaderFuncs(&functions
);
390 radeonInitQueryObjFunctions(&functions
);
391 r700InitIoctlFuncs(&functions
);
392 radeonInitBufferObjectFuncs(&functions
);
394 if (!radeonInitContext(&r600
->radeon
, &functions
,
395 glVisual
, driContextPriv
,
396 sharedContextPrivate
)) {
397 radeon_error("Initializing context failed.\n");
402 ctx
= r600
->radeon
.glCtx
;
404 ctx
->VertexProgram
._MaintainTnlProgram
= GL_TRUE
;
405 ctx
->FragmentProgram
._MaintainTexEnvProgram
= GL_TRUE
;
407 r600InitConstValues(ctx
, screen
);
409 _mesa_set_mvp_with_dp4( ctx
, GL_TRUE
);
411 /* Initialize the software rasterizer and helper modules.
413 _swrast_CreateContext(ctx
);
414 _vbo_CreateContext(ctx
);
415 _tnl_CreateContext(ctx
);
416 _swsetup_CreateContext(ctx
);
417 _swsetup_Wakeup(ctx
);
419 /* Install the customized pipeline:
421 _tnl_destroy_pipeline(ctx
);
422 _tnl_install_pipeline(ctx
, r600_pipeline
);
423 TNL_CONTEXT(ctx
)->Driver
.RunPipeline
= _tnl_run_pipeline
;
425 /* Configure swrast and TNL to match hardware characteristics:
427 _swrast_allow_pixel_fog(ctx
, GL_FALSE
);
428 _swrast_allow_vertex_fog(ctx
, GL_TRUE
);
429 _tnl_allow_pixel_fog(ctx
, GL_FALSE
);
430 _tnl_allow_vertex_fog(ctx
, GL_TRUE
);
436 radeon_fbo_init(&r600
->radeon
);
437 radeonInitSpanFuncs( ctx
);
438 r600InitCmdBuf(r600
);
439 r700InitState(r600
->radeon
.glCtx
);
441 r600InitGLExtensions(ctx
);