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 **************************************************************************/
32 * Keith Whitwell <keith@tungstengraphics.com>
36 #include "main/glheader.h"
37 #include "main/api_arrayelt.h"
38 #include "main/context.h"
39 #include "main/simple_list.h"
40 #include "main/imports.h"
41 #include "main/extensions.h"
42 #include "main/mfeatures.h"
44 #include "swrast/swrast.h"
45 #include "swrast_setup/swrast_setup.h"
49 #include "tnl/t_pipeline.h"
51 #include "drivers/common/driverfuncs.h"
53 #include "r200_context.h"
54 #include "r200_ioctl.h"
55 #include "r200_state.h"
57 #include "r200_swtcl.h"
59 #include "r200_vertprog.h"
60 #include "radeon_queryobj.h"
61 #include "r200_blit.h"
63 #include "radeon_span.h"
66 #include "xmlpool.h" /* for symbolic values of enum-type options */
68 /* Return various strings for glGetString().
70 static const GLubyte
*r200GetString( struct gl_context
*ctx
, GLenum name
)
72 r200ContextPtr rmesa
= R200_CONTEXT(ctx
);
73 static char buffer
[128];
75 GLuint agp_mode
= (rmesa
->radeon
.radeonScreen
->card_type
== RADEON_CARD_PCI
)? 0 :
76 rmesa
->radeon
.radeonScreen
->AGPMode
;
80 return (GLubyte
*)"Tungsten Graphics, Inc.";
83 offset
= driGetRendererString( buffer
, "R200", agp_mode
);
85 sprintf( & buffer
[ offset
], " %sTCL",
86 !(rmesa
->radeon
.TclFallback
& R200_TCL_FALLBACK_TCL_DISABLE
)
89 return (GLubyte
*)buffer
;
97 extern const struct tnl_pipeline_stage _r200_render_stage
;
98 extern const struct tnl_pipeline_stage _r200_tcl_stage
;
100 static const struct tnl_pipeline_stage
*r200_pipeline
[] = {
102 /* Try and go straight to t&l
106 /* Catch any t&l fallbacks
108 &_tnl_vertex_transform_stage
,
109 &_tnl_normal_transform_stage
,
110 &_tnl_lighting_stage
,
111 &_tnl_fog_coordinate_stage
,
113 &_tnl_texture_transform_stage
,
114 &_tnl_point_attenuation_stage
,
115 &_tnl_vertex_program_stage
,
116 /* Try again to go to tcl?
117 * - no good for asymmetric-twoside (do with multipass)
118 * - no good for asymmetric-unfilled (do with multipass)
119 * - good for material
121 * - need to manipulate a bit of state
123 * - worth it/not worth it?
126 /* Else do them here.
128 /* &_r200_render_stage, */ /* FIXME: bugs with ut2003 */
129 &_tnl_render_stage
, /* FALLBACK: */
135 /* Initialize the driver's misc functions.
137 static void r200InitDriverFuncs( struct dd_function_table
*functions
)
139 functions
->GetBufferSize
= NULL
; /* OBSOLETE */
140 functions
->GetString
= r200GetString
;
144 static void r200_get_lock(radeonContextPtr radeon
)
146 r200ContextPtr rmesa
= (r200ContextPtr
)radeon
;
147 drm_radeon_sarea_t
*sarea
= radeon
->sarea
;
149 R200_STATECHANGE( rmesa
, ctx
);
150 if (rmesa
->radeon
.sarea
->tiling_enabled
) {
151 rmesa
->hw
.ctx
.cmd
[CTX_RB3D_COLORPITCH
] |= R200_COLOR_TILE_ENABLE
;
153 else rmesa
->hw
.ctx
.cmd
[CTX_RB3D_COLORPITCH
] &= ~R200_COLOR_TILE_ENABLE
;
155 if ( sarea
->ctx_owner
!= rmesa
->radeon
.dri
.hwContext
) {
156 sarea
->ctx_owner
= rmesa
->radeon
.dri
.hwContext
;
157 if (!radeon
->radeonScreen
->kernel_mm
)
158 radeon_bo_legacy_texture_age(radeon
->radeonScreen
->bom
);
163 static void r200_vtbl_emit_cs_header(struct radeon_cs
*cs
, radeonContextPtr rmesa
)
167 static void r200_emit_query_finish(radeonContextPtr radeon
)
169 BATCH_LOCALS(radeon
);
170 struct radeon_query_object
*query
= radeon
->query
.current
;
172 BEGIN_BATCH_NO_AUTOSTATE(4);
173 OUT_BATCH(CP_PACKET0(RADEON_RB3D_ZPASS_ADDR
, 0));
174 OUT_BATCH_RELOC(0, query
->bo
, query
->curr_offset
, 0, RADEON_GEM_DOMAIN_GTT
, 0);
176 query
->curr_offset
+= sizeof(uint32_t);
177 assert(query
->curr_offset
< RADEON_QUERY_PAGE_SIZE
);
178 query
->emitted_begin
= GL_FALSE
;
181 static void r200_init_vtbl(radeonContextPtr radeon
)
183 radeon
->vtbl
.get_lock
= r200_get_lock
;
184 radeon
->vtbl
.update_viewport_offset
= r200UpdateViewportOffset
;
185 radeon
->vtbl
.emit_cs_header
= r200_vtbl_emit_cs_header
;
186 radeon
->vtbl
.swtcl_flush
= r200_swtcl_flush
;
187 radeon
->vtbl
.fallback
= r200Fallback
;
188 radeon
->vtbl
.update_scissor
= r200_vtbl_update_scissor
;
189 radeon
->vtbl
.emit_query_finish
= r200_emit_query_finish
;
190 radeon
->vtbl
.check_blit
= r200_check_blit
;
191 radeon
->vtbl
.blit
= r200_blit
;
192 radeon
->vtbl
.is_format_renderable
= radeonIsFormatRenderable
;
196 /* Create the device specific rendering context.
198 GLboolean
r200CreateContext( gl_api api
,
199 const struct gl_config
*glVisual
,
200 __DRIcontext
*driContextPriv
,
201 void *sharedContextPrivate
)
203 __DRIscreen
*sPriv
= driContextPriv
->driScreenPriv
;
204 radeonScreenPtr screen
= (radeonScreenPtr
)(sPriv
->private);
205 struct dd_function_table functions
;
206 r200ContextPtr rmesa
;
207 struct gl_context
*ctx
;
212 assert(driContextPriv
);
215 /* Allocate the R200 context */
216 rmesa
= (r200ContextPtr
) CALLOC( sizeof(*rmesa
) );
220 rmesa
->radeon
.radeonScreen
= screen
;
221 r200_init_vtbl(&rmesa
->radeon
);
222 /* init exp fog table data */
223 r200InitStaticFogData();
225 /* Parse configuration files.
226 * Do this here so that initialMaxAnisotropy is set before we create
227 * the default textures.
229 driParseConfigFiles (&rmesa
->radeon
.optionCache
, &screen
->optionCache
,
230 screen
->driScreen
->myNum
, "r200");
231 rmesa
->radeon
.initialMaxAnisotropy
= driQueryOptionf(&rmesa
->radeon
.optionCache
,
232 "def_max_anisotropy");
234 if ( sPriv
->drm_version
.major
== 1
235 && driQueryOptionb( &rmesa
->radeon
.optionCache
, "hyperz" ) ) {
236 if ( sPriv
->drm_version
.minor
< 13 )
237 fprintf( stderr
, "DRM version 1.%d too old to support HyperZ, "
238 "disabling.\n", sPriv
->drm_version
.minor
);
240 rmesa
->using_hyperz
= GL_TRUE
;
243 if ( sPriv
->drm_version
.minor
>= 15 )
244 rmesa
->texmicrotile
= GL_TRUE
;
246 /* Init default driver functions then plug in our R200-specific functions
247 * (the texture functions are especially important)
249 _mesa_init_driver_functions(&functions
);
250 r200InitDriverFuncs(&functions
);
251 r200InitIoctlFuncs(&functions
);
252 r200InitStateFuncs(&rmesa
->radeon
, &functions
);
253 r200InitTextureFuncs(&rmesa
->radeon
, &functions
);
254 r200InitShaderFuncs(&functions
);
255 radeonInitQueryObjFunctions(&functions
);
257 if (!radeonInitContext(&rmesa
->radeon
, &functions
,
258 glVisual
, driContextPriv
,
259 sharedContextPrivate
)) {
264 rmesa
->radeon
.swtcl
.RenderIndex
= ~0;
265 rmesa
->radeon
.hw
.all_dirty
= 1;
267 /* Set the maximum texture size small enough that we can guarentee that
268 * all texture units can bind a maximal texture and have all of them in
269 * texturable memory at once. Depending on the allow_large_textures driconf
270 * setting allow larger textures.
273 ctx
= rmesa
->radeon
.glCtx
;
274 ctx
->Const
.MaxTextureUnits
= driQueryOptioni (&rmesa
->radeon
.optionCache
,
276 ctx
->Const
.MaxTextureImageUnits
= ctx
->Const
.MaxTextureUnits
;
277 ctx
->Const
.MaxTextureCoordUnits
= ctx
->Const
.MaxTextureUnits
;
279 ctx
->Const
.MaxCombinedTextureImageUnits
= ctx
->Const
.MaxTextureUnits
;
281 i
= driQueryOptioni( &rmesa
->radeon
.optionCache
, "allow_large_textures");
283 /* FIXME: When no memory manager is available we should set this
284 * to some reasonable value based on texture memory pool size */
285 ctx
->Const
.MaxTextureLevels
= 12;
286 ctx
->Const
.Max3DTextureLevels
= 9;
287 ctx
->Const
.MaxCubeTextureLevels
= 12;
288 ctx
->Const
.MaxTextureRectSize
= 2048;
289 ctx
->Const
.MaxRenderbufferSize
= 2048;
291 ctx
->Const
.MaxTextureMaxAnisotropy
= 16.0;
293 /* No wide AA points.
295 ctx
->Const
.MinPointSize
= 1.0;
296 ctx
->Const
.MinPointSizeAA
= 1.0;
297 ctx
->Const
.MaxPointSizeAA
= 1.0;
298 ctx
->Const
.PointSizeGranularity
= 0.0625;
299 if (rmesa
->radeon
.radeonScreen
->drmSupportsPointSprites
)
300 ctx
->Const
.MaxPointSize
= 2047.0;
302 ctx
->Const
.MaxPointSize
= 1.0;
304 /* mesa initialization problem - _mesa_init_point was already called */
305 ctx
->Point
.MaxSize
= ctx
->Const
.MaxPointSize
;
307 ctx
->Const
.MinLineWidth
= 1.0;
308 ctx
->Const
.MinLineWidthAA
= 1.0;
309 ctx
->Const
.MaxLineWidth
= 10.0;
310 ctx
->Const
.MaxLineWidthAA
= 10.0;
311 ctx
->Const
.LineWidthGranularity
= 0.0625;
313 ctx
->Const
.VertexProgram
.MaxNativeInstructions
= R200_VSF_MAX_INST
;
314 ctx
->Const
.VertexProgram
.MaxNativeAttribs
= 12;
315 ctx
->Const
.VertexProgram
.MaxNativeTemps
= R200_VSF_MAX_TEMPS
;
316 ctx
->Const
.VertexProgram
.MaxNativeParameters
= R200_VSF_MAX_PARAM
;
317 ctx
->Const
.VertexProgram
.MaxNativeAddressRegs
= 1;
319 ctx
->Const
.MaxDrawBuffers
= 1;
320 ctx
->Const
.MaxColorAttachments
= 1;
322 _mesa_set_mvp_with_dp4( ctx
, GL_TRUE
);
324 /* Initialize the software rasterizer and helper modules.
326 _swrast_CreateContext( ctx
);
327 _vbo_CreateContext( ctx
);
328 _tnl_CreateContext( ctx
);
329 _swsetup_CreateContext( ctx
);
330 _ae_create_context( ctx
);
332 /* Install the customized pipeline:
334 _tnl_destroy_pipeline( ctx
);
335 _tnl_install_pipeline( ctx
, r200_pipeline
);
337 /* Try and keep materials and vertices separate:
339 /* _tnl_isolate_materials( ctx, GL_TRUE ); */
342 /* Configure swrast and TNL to match hardware characteristics:
344 _swrast_allow_pixel_fog( ctx
, GL_FALSE
);
345 _swrast_allow_vertex_fog( ctx
, GL_TRUE
);
346 _tnl_allow_pixel_fog( ctx
, GL_FALSE
);
347 _tnl_allow_vertex_fog( ctx
, GL_TRUE
);
350 for ( i
= 0 ; i
< R200_MAX_TEXTURE_UNITS
; i
++ ) {
351 _math_matrix_ctr( &rmesa
->TexGenMatrix
[i
] );
352 _math_matrix_set_identity( &rmesa
->TexGenMatrix
[i
] );
354 _math_matrix_ctr( &rmesa
->tmpmat
);
355 _math_matrix_set_identity( &rmesa
->tmpmat
);
357 ctx
->Extensions
.ARB_half_float_pixel
= true;
358 ctx
->Extensions
.ARB_occlusion_query
= true;
359 ctx
->Extensions
.ARB_texture_border_clamp
= true;
360 ctx
->Extensions
.ARB_texture_env_combine
= true;
361 ctx
->Extensions
.ARB_texture_env_dot3
= true;
362 ctx
->Extensions
.ARB_texture_env_crossbar
= true;
363 ctx
->Extensions
.ARB_texture_mirrored_repeat
= true;
364 ctx
->Extensions
.ARB_vertex_array_object
= true;
365 ctx
->Extensions
.EXT_blend_color
=
366 rmesa
->radeon
.radeonScreen
->drmSupportsBlendColor
;
367 ctx
->Extensions
.EXT_blend_minmax
= true;
368 ctx
->Extensions
.EXT_blend_subtract
= true;
369 ctx
->Extensions
.EXT_fog_coord
= true;
370 ctx
->Extensions
.EXT_packed_depth_stencil
= true;
371 ctx
->Extensions
.EXT_secondary_color
= true;
372 ctx
->Extensions
.EXT_stencil_wrap
= true;
373 ctx
->Extensions
.EXT_texture_env_add
= true;
374 ctx
->Extensions
.EXT_texture_env_combine
= true;
375 ctx
->Extensions
.EXT_texture_env_dot3
= true;
376 ctx
->Extensions
.EXT_texture_filter_anisotropic
= true;
377 ctx
->Extensions
.EXT_texture_lod_bias
= true;
378 ctx
->Extensions
.EXT_texture_mirror_clamp
= true;
379 ctx
->Extensions
.APPLE_vertex_array_object
= true;
380 ctx
->Extensions
.ATI_texture_env_combine3
= true;
381 ctx
->Extensions
.ATI_texture_mirror_once
= true;
382 ctx
->Extensions
.MESA_pack_invert
= true;
383 ctx
->Extensions
.NV_blend_square
= true;
384 ctx
->Extensions
.NV_texture_rectangle
= true;
385 #if FEATURE_OES_EGL_image
386 ctx
->Extensions
.OES_EGL_image
= true;
389 ctx
->Extensions
.EXT_framebuffer_object
=
390 rmesa
->radeon
.radeonScreen
->kernel_mm
;
391 ctx
->Extensions
.ARB_occlusion_query
=
392 rmesa
->radeon
.radeonScreen
->kernel_mm
;
394 if (!(rmesa
->radeon
.radeonScreen
->chip_flags
& R200_CHIPSET_YCBCR_BROKEN
)) {
395 /* yuv textures don't work with some chips - R200 / rv280 okay so far
396 others get the bit ordering right but don't actually do YUV-RGB conversion */
397 ctx
->Extensions
.MESA_ycbcr_texture
= true;
399 if (rmesa
->radeon
.glCtx
->Mesa_DXTn
) {
400 ctx
->Extensions
.EXT_texture_compression_s3tc
= true;
401 ctx
->Extensions
.S3_s3tc
= true;
403 else if (driQueryOptionb (&rmesa
->radeon
.optionCache
, "force_s3tc_enable")) {
404 ctx
->Extensions
.EXT_texture_compression_s3tc
= true;
407 ctx
->Extensions
.ARB_texture_cube_map
=
408 rmesa
->radeon
.radeonScreen
->drmSupportsCubeMapsR200
;
410 if (rmesa
->radeon
.radeonScreen
->drmSupportsBlendColor
) {
411 ctx
->Extensions
.EXT_blend_equation_separate
= true;
412 ctx
->Extensions
.EXT_blend_func_separate
= true;
415 if (rmesa
->radeon
.radeonScreen
->drmSupportsVertexProgram
) {
416 ctx
->Extensions
.ARB_vertex_program
= true;
417 ctx
->Extensions
.EXT_gpu_program_parameters
= true;
420 ctx
->Extensions
.NV_vertex_program
=
421 driQueryOptionb(&rmesa
->radeon
.optionCache
, "nv_vertex_program");
423 ctx
->Extensions
.ATI_fragment_shader
= (ctx
->Const
.MaxTextureUnits
== 6)
424 && rmesa
->radeon
.radeonScreen
->drmSupportsFragShader
;
426 if (rmesa
->radeon
.radeonScreen
->drmSupportsPointSprites
) {
427 ctx
->Extensions
.ARB_point_sprite
= true;
428 ctx
->Extensions
.EXT_point_parameters
= true;
432 r200InitDriverFuncs( ctx
);
433 r200InitIoctlFuncs( ctx
);
434 r200InitStateFuncs( ctx
);
435 r200InitTextureFuncs( ctx
);
437 /* plug in a few more device driver functions */
438 /* XXX these should really go right after _mesa_init_driver_functions() */
439 radeon_fbo_init(&rmesa
->radeon
);
440 radeonInitSpanFuncs( ctx
);
441 r200InitTnlFuncs( ctx
);
442 r200InitState( rmesa
);
443 r200InitSwtcl( ctx
);
445 rmesa
->prefer_gart_client_texturing
=
446 (getenv("R200_GART_CLIENT_TEXTURES") != 0);
448 tcl_mode
= driQueryOptioni(&rmesa
->radeon
.optionCache
, "tcl_mode");
449 if (driQueryOptionb(&rmesa
->radeon
.optionCache
, "no_rast")) {
450 fprintf(stderr
, "disabling 3D acceleration\n");
451 FALLBACK(rmesa
, R200_FALLBACK_DISABLE
, 1);
453 else if (tcl_mode
== DRI_CONF_TCL_SW
|| getenv("R200_NO_TCL") ||
454 !(rmesa
->radeon
.radeonScreen
->chip_flags
& RADEON_CHIPSET_TCL
)) {
455 if (rmesa
->radeon
.radeonScreen
->chip_flags
& RADEON_CHIPSET_TCL
) {
456 rmesa
->radeon
.radeonScreen
->chip_flags
&= ~RADEON_CHIPSET_TCL
;
457 fprintf(stderr
, "Disabling HW TCL support\n");
459 TCL_FALLBACK(rmesa
->radeon
.glCtx
, R200_TCL_FALLBACK_TCL_DISABLE
, 1);
466 void r200DestroyContext( __DRIcontext
*driContextPriv
)
469 r200ContextPtr rmesa
= (r200ContextPtr
)driContextPriv
->driverPrivate
;
472 for ( i
= 0 ; i
< R200_MAX_TEXTURE_UNITS
; i
++ ) {
473 _math_matrix_dtr( &rmesa
->TexGenMatrix
[i
] );
476 radeonDestroyContext(driContextPriv
);