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/matrix.h"
44 #include "main/extensions.h"
45 #include "main/state.h"
46 #include "main/bufferobj.h"
47 #include "main/texobj.h"
49 #include "swrast/swrast.h"
50 #include "swrast_setup/swrast_setup.h"
54 #include "tnl/t_pipeline.h"
55 #include "tnl/t_vp_build.h"
57 #include "drivers/common/driverfuncs.h"
59 #include "radeon_debug.h"
60 #include "r600_context.h"
61 #include "radeon_common_context.h"
62 #include "radeon_span.h"
63 #include "r600_cmdbuf.h"
64 #include "r600_emit.h"
65 #include "radeon_bocs_wrapper.h"
67 #include "r700_state.h"
68 #include "r700_ioctl.h"
73 #include "xmlpool.h" /* for symbolic values of enum-type options */
75 /* hw_tcl_on derives from future_hw_tcl_on when its safe to change it. */
76 int future_hw_tcl_on
= 1;
79 #define need_GL_VERSION_2_0
80 #define need_GL_ARB_point_parameters
81 #define need_GL_ARB_vertex_program
82 #define need_GL_EXT_blend_equation_separate
83 #define need_GL_EXT_blend_func_separate
84 #define need_GL_EXT_blend_minmax
85 #define need_GL_EXT_framebuffer_object
86 #define need_GL_EXT_fog_coord
87 #define need_GL_EXT_gpu_program_parameters
88 #define need_GL_EXT_provoking_vertex
89 #define need_GL_EXT_secondary_color
90 #define need_GL_EXT_stencil_two_side
91 #define need_GL_ATI_separate_stencil
92 #define need_GL_NV_vertex_program
94 #include "extension_helper.h"
96 extern const struct tnl_pipeline_stage
*r700_pipeline
[];
98 const struct dri_extension card_extensions
[] = {
100 {"GL_ARB_depth_texture", NULL
},
101 {"GL_ARB_fragment_program", NULL
},
102 {"GL_ARB_multitexture", NULL
},
103 {"GL_ARB_point_parameters", GL_ARB_point_parameters_functions
},
104 {"GL_ARB_shadow", NULL
},
105 {"GL_ARB_shadow_ambient", NULL
},
106 {"GL_ARB_texture_border_clamp", NULL
},
107 {"GL_ARB_texture_cube_map", NULL
},
108 {"GL_ARB_texture_env_add", NULL
},
109 {"GL_ARB_texture_env_combine", NULL
},
110 {"GL_ARB_texture_env_crossbar", NULL
},
111 {"GL_ARB_texture_env_dot3", NULL
},
112 {"GL_ARB_texture_mirrored_repeat", NULL
},
113 {"GL_ARB_vertex_program", GL_ARB_vertex_program_functions
},
114 {"GL_EXT_blend_equation_separate", GL_EXT_blend_equation_separate_functions
},
115 {"GL_EXT_blend_func_separate", GL_EXT_blend_func_separate_functions
},
116 {"GL_EXT_blend_minmax", GL_EXT_blend_minmax_functions
},
117 {"GL_EXT_blend_subtract", NULL
},
118 {"GL_EXT_packed_depth_stencil", NULL
},
119 {"GL_EXT_fog_coord", GL_EXT_fog_coord_functions
},
120 {"GL_EXT_gpu_program_parameters", GL_EXT_gpu_program_parameters_functions
},
121 {"GL_EXT_provoking_vertex", GL_EXT_provoking_vertex_functions
},
122 {"GL_EXT_secondary_color", GL_EXT_secondary_color_functions
},
123 {"GL_EXT_shadow_funcs", NULL
},
124 {"GL_EXT_stencil_two_side", GL_EXT_stencil_two_side_functions
},
125 {"GL_EXT_stencil_wrap", NULL
},
126 {"GL_EXT_texture_edge_clamp", NULL
},
127 {"GL_EXT_texture_env_combine", NULL
},
128 {"GL_EXT_texture_env_dot3", NULL
},
129 {"GL_EXT_texture_filter_anisotropic", NULL
},
130 {"GL_EXT_texture_lod_bias", NULL
},
131 {"GL_EXT_texture_mirror_clamp", NULL
},
132 {"GL_EXT_texture_rectangle", 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
},
148 const struct dri_extension mm_extensions
[] = {
149 { "GL_EXT_framebuffer_object", GL_EXT_framebuffer_object_functions
},
154 * The GL 2.0 functions are needed to make display lists work with
155 * functions added by GL_ATI_separate_stencil.
157 const struct dri_extension gl_20_extension
[] = {
158 {"GL_VERSION_2_0", GL_VERSION_2_0_functions
},
162 static void r600RunPipeline(GLcontext
* ctx
)
164 _mesa_lock_context_textures(ctx
);
167 _mesa_update_state_locked(ctx
);
169 _tnl_run_pipeline(ctx
);
170 _mesa_unlock_context_textures(ctx
);
173 static void r600_get_lock(radeonContextPtr rmesa
)
175 drm_radeon_sarea_t
*sarea
= rmesa
->sarea
;
177 if (sarea
->ctx_owner
!= rmesa
->dri
.hwContext
) {
178 sarea
->ctx_owner
= rmesa
->dri
.hwContext
;
179 if (!rmesa
->radeonScreen
->kernel_mm
)
180 radeon_bo_legacy_texture_age(rmesa
->radeonScreen
->bom
);
184 static void r600_vtbl_emit_cs_header(struct radeon_cs
*cs
, radeonContextPtr rmesa
)
186 /* please flush pipe do all pending work */
190 static void r600_vtbl_pre_emit_atoms(radeonContextPtr radeon
)
192 r700Start3D((context_t
*)radeon
);
195 static void r600_fallback(GLcontext
*ctx
, GLuint bit
, GLboolean mode
)
197 context_t
*context
= R700_CONTEXT(ctx
);
199 context
->radeon
.Fallback
|= bit
;
201 context
->radeon
.Fallback
&= ~bit
;
204 static void r600_init_vtbl(radeonContextPtr radeon
)
206 radeon
->vtbl
.get_lock
= r600_get_lock
;
207 radeon
->vtbl
.update_viewport_offset
= r700UpdateViewportOffset
;
208 radeon
->vtbl
.emit_cs_header
= r600_vtbl_emit_cs_header
;
209 radeon
->vtbl
.swtcl_flush
= NULL
;
210 radeon
->vtbl
.pre_emit_atoms
= r600_vtbl_pre_emit_atoms
;
211 radeon
->vtbl
.fallback
= r600_fallback
;
214 /* Create the device specific rendering context.
216 GLboolean
r600CreateContext(const __GLcontextModes
* glVisual
,
217 __DRIcontextPrivate
* driContextPriv
,
218 void *sharedContextPrivate
)
220 __DRIscreenPrivate
*sPriv
= driContextPriv
->driScreenPriv
;
221 radeonScreenPtr screen
= (radeonScreenPtr
) (sPriv
->private);
222 struct dd_function_table functions
;
227 assert(driContextPriv
);
230 /* Allocate the R600 context */
231 r600
= (context_t
*) CALLOC(sizeof(*r600
));
233 radeon_error("Failed to allocate memory for context.\n");
237 if (!(screen
->chip_flags
& RADEON_CHIPSET_TCL
))
238 hw_tcl_on
= future_hw_tcl_on
= 0;
240 r600_init_vtbl(&r600
->radeon
);
241 /* Parse configuration files.
242 * Do this here so that initialMaxAnisotropy is set before we create
243 * the default textures.
245 driParseConfigFiles(&r600
->radeon
.optionCache
, &screen
->optionCache
,
246 screen
->driScreen
->myNum
, "r600");
248 r600
->radeon
.initialMaxAnisotropy
= driQueryOptionf(&r600
->radeon
.optionCache
,
249 "def_max_anisotropy");
251 /* Init default driver functions then plug in our R600-specific functions
252 * (the texture functions are especially important)
254 _mesa_init_driver_functions(&functions
);
256 r700InitStateFuncs(&functions
);
257 r600InitTextureFuncs(&functions
);
258 r700InitShaderFuncs(&functions
);
259 r700InitIoctlFuncs(&functions
);
261 if (!radeonInitContext(&r600
->radeon
, &functions
,
262 glVisual
, driContextPriv
,
263 sharedContextPrivate
)) {
264 radeon_error("Initializing context failed.\n");
269 /* Init r600 context data */
270 /* Set the maximum texture size small enough that we can guarentee that
271 * all texture units can bind a maximal texture and have them both in
272 * texturable memory at once.
275 ctx
= r600
->radeon
.glCtx
;
277 ctx
->Const
.MaxTextureImageUnits
=
278 driQueryOptioni(&r600
->radeon
.optionCache
, "texture_image_units");
279 ctx
->Const
.MaxTextureCoordUnits
=
280 driQueryOptioni(&r600
->radeon
.optionCache
, "texture_coord_units");
281 ctx
->Const
.MaxTextureUnits
=
282 MIN2(ctx
->Const
.MaxTextureImageUnits
,
283 ctx
->Const
.MaxTextureCoordUnits
);
284 ctx
->Const
.MaxTextureMaxAnisotropy
= 16.0;
285 ctx
->Const
.MaxTextureLodBias
= 16.0;
287 ctx
->Const
.MaxTextureLevels
= 13;
288 ctx
->Const
.MaxTextureRectSize
= 4096;
290 ctx
->Const
.MinPointSize
= 0x0001 / 8.0;
291 ctx
->Const
.MinPointSizeAA
= 0x0001 / 8.0;
292 ctx
->Const
.MaxPointSize
= 0xffff / 8.0;
293 ctx
->Const
.MaxPointSizeAA
= 0xffff / 8.0;
295 ctx
->Const
.MinLineWidth
= 0x0001 / 8.0;
296 ctx
->Const
.MinLineWidthAA
= 0x0001 / 8.0;
297 ctx
->Const
.MaxLineWidth
= 0xffff / 8.0;
298 ctx
->Const
.MaxLineWidthAA
= 0xffff / 8.0;
300 /* Needs further modifications */
302 ctx
->Const
.MaxArrayLockSize
=
303 ( /*512 */ RADEON_BUFFER_SIZE
* 16 * 1024) / (4 * 4);
306 ctx
->Const
.MaxDrawBuffers
= 1;
308 /* Initialize the software rasterizer and helper modules.
310 _swrast_CreateContext(ctx
);
311 _vbo_CreateContext(ctx
);
312 _tnl_CreateContext(ctx
);
313 _swsetup_CreateContext(ctx
);
314 _swsetup_Wakeup(ctx
);
315 _ae_create_context(ctx
);
317 /* Install the customized pipeline:
319 _tnl_destroy_pipeline(ctx
);
320 _tnl_install_pipeline(ctx
, r700_pipeline
);
322 /* Try and keep materials and vertices separate:
324 /* _tnl_isolate_materials(ctx, GL_TRUE); */
326 /* Configure swrast and TNL to match hardware characteristics:
328 _swrast_allow_pixel_fog(ctx
, GL_FALSE
);
329 _swrast_allow_vertex_fog(ctx
, GL_TRUE
);
330 _tnl_allow_pixel_fog(ctx
, GL_FALSE
);
331 _tnl_allow_vertex_fog(ctx
, GL_TRUE
);
333 /* currently bogus data */
334 ctx
->Const
.VertexProgram
.MaxInstructions
= VSF_MAX_FRAGMENT_LENGTH
/ 4;
335 ctx
->Const
.VertexProgram
.MaxNativeInstructions
=
336 VSF_MAX_FRAGMENT_LENGTH
/ 4;
337 ctx
->Const
.VertexProgram
.MaxNativeAttribs
= 16; /* r420 */
338 ctx
->Const
.VertexProgram
.MaxTemps
= 32;
339 ctx
->Const
.VertexProgram
.MaxNativeTemps
=
340 /*VSF_MAX_FRAGMENT_TEMPS */ 32;
341 ctx
->Const
.VertexProgram
.MaxNativeParameters
= 256; /* r420 */
342 ctx
->Const
.VertexProgram
.MaxNativeAddressRegs
= 1;
344 ctx
->Const
.FragmentProgram
.MaxNativeTemps
= PFS_NUM_TEMP_REGS
;
345 ctx
->Const
.FragmentProgram
.MaxNativeAttribs
= 11; /* copy i915... */
346 ctx
->Const
.FragmentProgram
.MaxNativeParameters
= PFS_NUM_CONST_REGS
;
347 ctx
->Const
.FragmentProgram
.MaxNativeAluInstructions
= PFS_MAX_ALU_INST
;
348 ctx
->Const
.FragmentProgram
.MaxNativeTexInstructions
= PFS_MAX_TEX_INST
;
349 ctx
->Const
.FragmentProgram
.MaxNativeInstructions
=
350 PFS_MAX_ALU_INST
+ PFS_MAX_TEX_INST
;
351 ctx
->Const
.FragmentProgram
.MaxNativeTexIndirections
=
352 PFS_MAX_TEX_INDIRECT
;
353 ctx
->Const
.FragmentProgram
.MaxNativeAddressRegs
= 0; /* and these are?? */
354 ctx
->VertexProgram
._MaintainTnlProgram
= GL_TRUE
;
355 ctx
->FragmentProgram
._MaintainTexEnvProgram
= GL_TRUE
;
359 driInitExtensions(ctx
, card_extensions
, GL_TRUE
);
360 if (r600
->radeon
.radeonScreen
->kernel_mm
)
361 driInitExtensions(ctx
, mm_extensions
, GL_FALSE
);
364 (&r600
->radeon
.optionCache
, "disable_stencil_two_side"))
365 _mesa_disable_extension(ctx
, "GL_EXT_stencil_two_side");
367 if (r600
->radeon
.glCtx
->Mesa_DXTn
368 && !driQueryOptionb(&r600
->radeon
.optionCache
, "disable_s3tc")) {
369 _mesa_enable_extension(ctx
, "GL_EXT_texture_compression_s3tc");
370 _mesa_enable_extension(ctx
, "GL_S3_s3tc");
372 if (driQueryOptionb(&r600
->radeon
.optionCache
, "force_s3tc_enable"))
374 _mesa_enable_extension(ctx
, "GL_EXT_texture_compression_s3tc");
377 radeon_fbo_init(&r600
->radeon
);
378 radeonInitSpanFuncs( ctx
);
380 r600InitCmdBuf(r600
);
382 r700InitState(r600
->radeon
.glCtx
);
384 TNL_CONTEXT(ctx
)->Driver
.RunPipeline
= r600RunPipeline
;
386 if (driQueryOptionb(&r600
->radeon
.optionCache
, "no_rast")) {
387 radeon_warning("disabling 3D acceleration\n");