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/api_exec.h"
39 #include "main/context.h"
40 #include "main/simple_list.h"
41 #include "main/imports.h"
42 #include "main/extensions.h"
43 #include "main/version.h"
44 #include "main/vtxfmt.h"
46 #include "swrast/swrast.h"
47 #include "swrast_setup/swrast_setup.h"
51 #include "tnl/t_pipeline.h"
53 #include "drivers/common/driverfuncs.h"
55 #include "r200_context.h"
56 #include "r200_ioctl.h"
57 #include "r200_state.h"
59 #include "r200_swtcl.h"
61 #include "r200_vertprog.h"
62 #include "radeon_queryobj.h"
63 #include "r200_blit.h"
64 #include "radeon_fog.h"
66 #include "radeon_span.h"
69 #include "xmlpool.h" /* for symbolic values of enum-type options */
71 /* Return various strings for glGetString().
73 static const GLubyte
*r200GetString( struct gl_context
*ctx
, GLenum name
)
75 r200ContextPtr rmesa
= R200_CONTEXT(ctx
);
76 static char buffer
[128];
78 GLuint agp_mode
= (rmesa
->radeon
.radeonScreen
->card_type
== RADEON_CARD_PCI
)? 0 :
79 rmesa
->radeon
.radeonScreen
->AGPMode
;
83 return (GLubyte
*)"Tungsten Graphics, Inc.";
86 offset
= driGetRendererString( buffer
, "R200", agp_mode
);
88 sprintf( & buffer
[ offset
], " %sTCL",
89 !(rmesa
->radeon
.TclFallback
& R200_TCL_FALLBACK_TCL_DISABLE
)
92 return (GLubyte
*)buffer
;
100 extern const struct tnl_pipeline_stage _r200_render_stage
;
101 extern const struct tnl_pipeline_stage _r200_tcl_stage
;
103 static const struct tnl_pipeline_stage
*r200_pipeline
[] = {
105 /* Try and go straight to t&l
109 /* Catch any t&l fallbacks
111 &_tnl_vertex_transform_stage
,
112 &_tnl_normal_transform_stage
,
113 &_tnl_lighting_stage
,
114 &_tnl_fog_coordinate_stage
,
116 &_tnl_texture_transform_stage
,
117 &_tnl_point_attenuation_stage
,
118 &_tnl_vertex_program_stage
,
119 /* Try again to go to tcl?
120 * - no good for asymmetric-twoside (do with multipass)
121 * - no good for asymmetric-unfilled (do with multipass)
122 * - good for material
124 * - need to manipulate a bit of state
126 * - worth it/not worth it?
129 /* Else do them here.
131 /* &_r200_render_stage, */ /* FIXME: bugs with ut2003 */
132 &_tnl_render_stage
, /* FALLBACK: */
138 /* Initialize the driver's misc functions.
140 static void r200InitDriverFuncs( struct dd_function_table
*functions
)
142 functions
->GetString
= r200GetString
;
146 static void r200_get_lock(radeonContextPtr radeon
)
148 r200ContextPtr rmesa
= (r200ContextPtr
)radeon
;
149 drm_radeon_sarea_t
*sarea
= radeon
->sarea
;
151 R200_STATECHANGE( rmesa
, ctx
);
152 if (rmesa
->radeon
.sarea
->tiling_enabled
) {
153 rmesa
->hw
.ctx
.cmd
[CTX_RB3D_COLORPITCH
] |= R200_COLOR_TILE_ENABLE
;
155 else rmesa
->hw
.ctx
.cmd
[CTX_RB3D_COLORPITCH
] &= ~R200_COLOR_TILE_ENABLE
;
157 if ( sarea
->ctx_owner
!= rmesa
->radeon
.dri
.hwContext
) {
158 sarea
->ctx_owner
= rmesa
->radeon
.dri
.hwContext
;
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 unsigned major_version
,
202 unsigned minor_version
,
205 void *sharedContextPrivate
)
207 __DRIscreen
*sPriv
= driContextPriv
->driScreenPriv
;
208 radeonScreenPtr screen
= (radeonScreenPtr
)(sPriv
->driverPrivate
);
209 struct dd_function_table functions
;
210 r200ContextPtr rmesa
;
211 struct gl_context
*ctx
;
216 case API_OPENGL_COMPAT
:
217 if (major_version
> 1 || minor_version
> 3) {
218 *error
= __DRI_CTX_ERROR_BAD_VERSION
;
225 *error
= __DRI_CTX_ERROR_BAD_API
;
229 /* Flag filtering is handled in dri2CreateContextAttribs.
234 assert(driContextPriv
);
237 /* Allocate the R200 context */
238 rmesa
= calloc(1, sizeof(*rmesa
));
240 *error
= __DRI_CTX_ERROR_NO_MEMORY
;
244 rmesa
->radeon
.radeonScreen
= screen
;
245 r200_init_vtbl(&rmesa
->radeon
);
246 /* init exp fog table data */
247 radeonInitStaticFogData();
249 /* Parse configuration files.
250 * Do this here so that initialMaxAnisotropy is set before we create
251 * the default textures.
253 driParseConfigFiles (&rmesa
->radeon
.optionCache
, &screen
->optionCache
,
254 screen
->driScreen
->myNum
, "r200");
255 rmesa
->radeon
.initialMaxAnisotropy
= driQueryOptionf(&rmesa
->radeon
.optionCache
,
256 "def_max_anisotropy");
258 if ( sPriv
->drm_version
.major
== 1
259 && driQueryOptionb( &rmesa
->radeon
.optionCache
, "hyperz" ) ) {
260 if ( sPriv
->drm_version
.minor
< 13 )
261 fprintf( stderr
, "DRM version 1.%d too old to support HyperZ, "
262 "disabling.\n", sPriv
->drm_version
.minor
);
264 rmesa
->using_hyperz
= GL_TRUE
;
267 if ( sPriv
->drm_version
.minor
>= 15 )
268 rmesa
->texmicrotile
= GL_TRUE
;
270 /* Init default driver functions then plug in our R200-specific functions
271 * (the texture functions are especially important)
273 _mesa_init_driver_functions(&functions
);
274 r200InitDriverFuncs(&functions
);
275 r200InitIoctlFuncs(&functions
);
276 r200InitStateFuncs(&rmesa
->radeon
, &functions
);
277 r200InitTextureFuncs(&rmesa
->radeon
, &functions
);
278 r200InitShaderFuncs(&functions
);
279 radeonInitQueryObjFunctions(&functions
);
281 if (!radeonInitContext(&rmesa
->radeon
, &functions
,
282 glVisual
, driContextPriv
,
283 sharedContextPrivate
)) {
285 *error
= __DRI_CTX_ERROR_NO_MEMORY
;
289 rmesa
->radeon
.swtcl
.RenderIndex
= ~0;
290 rmesa
->radeon
.hw
.all_dirty
= 1;
292 ctx
= &rmesa
->radeon
.glCtx
;
293 /* Initialize the software rasterizer and helper modules.
295 _swrast_CreateContext( ctx
);
296 _vbo_CreateContext( ctx
);
297 _tnl_CreateContext( ctx
);
298 _swsetup_CreateContext( ctx
);
299 _ae_create_context( ctx
);
301 /* Set the maximum texture size small enough that we can guarentee that
302 * all texture units can bind a maximal texture and have all of them in
303 * texturable memory at once. Depending on the allow_large_textures driconf
304 * setting allow larger textures.
306 ctx
->Const
.MaxTextureUnits
= driQueryOptioni (&rmesa
->radeon
.optionCache
,
308 ctx
->Const
.FragmentProgram
.MaxTextureImageUnits
= ctx
->Const
.MaxTextureUnits
;
309 ctx
->Const
.MaxTextureCoordUnits
= ctx
->Const
.MaxTextureUnits
;
311 ctx
->Const
.MaxCombinedTextureImageUnits
= ctx
->Const
.MaxTextureUnits
;
313 ctx
->Const
.StripTextureBorder
= GL_TRUE
;
315 i
= driQueryOptioni( &rmesa
->radeon
.optionCache
, "allow_large_textures");
317 /* FIXME: When no memory manager is available we should set this
318 * to some reasonable value based on texture memory pool size */
319 ctx
->Const
.MaxTextureLevels
= 12;
320 ctx
->Const
.Max3DTextureLevels
= 9;
321 ctx
->Const
.MaxCubeTextureLevels
= 12;
322 ctx
->Const
.MaxTextureRectSize
= 2048;
323 ctx
->Const
.MaxRenderbufferSize
= 2048;
325 ctx
->Const
.MaxTextureMaxAnisotropy
= 16.0;
327 /* No wide AA points.
329 ctx
->Const
.MinPointSize
= 1.0;
330 ctx
->Const
.MinPointSizeAA
= 1.0;
331 ctx
->Const
.MaxPointSizeAA
= 1.0;
332 ctx
->Const
.PointSizeGranularity
= 0.0625;
333 ctx
->Const
.MaxPointSize
= 2047.0;
335 /* mesa initialization problem - _mesa_init_point was already called */
336 ctx
->Point
.MaxSize
= ctx
->Const
.MaxPointSize
;
338 ctx
->Const
.MinLineWidth
= 1.0;
339 ctx
->Const
.MinLineWidthAA
= 1.0;
340 ctx
->Const
.MaxLineWidth
= 10.0;
341 ctx
->Const
.MaxLineWidthAA
= 10.0;
342 ctx
->Const
.LineWidthGranularity
= 0.0625;
344 ctx
->Const
.VertexProgram
.MaxNativeInstructions
= R200_VSF_MAX_INST
;
345 ctx
->Const
.VertexProgram
.MaxNativeAttribs
= 12;
346 ctx
->Const
.VertexProgram
.MaxNativeTemps
= R200_VSF_MAX_TEMPS
;
347 ctx
->Const
.VertexProgram
.MaxNativeParameters
= R200_VSF_MAX_PARAM
;
348 ctx
->Const
.VertexProgram
.MaxNativeAddressRegs
= 1;
350 ctx
->Const
.MaxDrawBuffers
= 1;
351 ctx
->Const
.MaxColorAttachments
= 1;
353 ctx
->ShaderCompilerOptions
[MESA_SHADER_VERTEX
].PreferDP4
= GL_TRUE
;
355 /* Install the customized pipeline:
357 _tnl_destroy_pipeline( ctx
);
358 _tnl_install_pipeline( ctx
, r200_pipeline
);
360 /* Try and keep materials and vertices separate:
362 /* _tnl_isolate_materials( ctx, GL_TRUE ); */
365 /* Configure swrast and TNL to match hardware characteristics:
367 _swrast_allow_pixel_fog( ctx
, GL_FALSE
);
368 _swrast_allow_vertex_fog( ctx
, GL_TRUE
);
369 _tnl_allow_pixel_fog( ctx
, GL_FALSE
);
370 _tnl_allow_vertex_fog( ctx
, GL_TRUE
);
373 for ( i
= 0 ; i
< R200_MAX_TEXTURE_UNITS
; i
++ ) {
374 _math_matrix_ctr( &rmesa
->TexGenMatrix
[i
] );
375 _math_matrix_set_identity( &rmesa
->TexGenMatrix
[i
] );
377 _math_matrix_ctr( &rmesa
->tmpmat
);
378 _math_matrix_set_identity( &rmesa
->tmpmat
);
380 ctx
->Extensions
.ARB_half_float_pixel
= true;
381 ctx
->Extensions
.ARB_occlusion_query
= true;
382 ctx
->Extensions
.ARB_texture_border_clamp
= true;
383 ctx
->Extensions
.ARB_texture_env_combine
= true;
384 ctx
->Extensions
.ARB_texture_env_dot3
= true;
385 ctx
->Extensions
.ARB_texture_env_crossbar
= true;
386 ctx
->Extensions
.EXT_blend_color
= true;
387 ctx
->Extensions
.EXT_blend_minmax
= true;
388 ctx
->Extensions
.EXT_fog_coord
= true;
389 ctx
->Extensions
.EXT_packed_depth_stencil
= true;
390 ctx
->Extensions
.EXT_secondary_color
= true;
391 ctx
->Extensions
.EXT_texture_env_dot3
= true;
392 ctx
->Extensions
.EXT_texture_filter_anisotropic
= true;
393 ctx
->Extensions
.EXT_texture_mirror_clamp
= true;
394 ctx
->Extensions
.ATI_texture_env_combine3
= true;
395 ctx
->Extensions
.ATI_texture_mirror_once
= true;
396 ctx
->Extensions
.MESA_pack_invert
= true;
397 ctx
->Extensions
.NV_blend_square
= true;
398 ctx
->Extensions
.NV_texture_rectangle
= true;
399 ctx
->Extensions
.OES_EGL_image
= true;
400 ctx
->Extensions
.EXT_framebuffer_object
= true;
401 ctx
->Extensions
.ARB_occlusion_query
= true;
403 if (!(rmesa
->radeon
.radeonScreen
->chip_flags
& R200_CHIPSET_YCBCR_BROKEN
)) {
404 /* yuv textures don't work with some chips - R200 / rv280 okay so far
405 others get the bit ordering right but don't actually do YUV-RGB conversion */
406 ctx
->Extensions
.MESA_ycbcr_texture
= true;
408 if (rmesa
->radeon
.glCtx
.Mesa_DXTn
) {
409 ctx
->Extensions
.EXT_texture_compression_s3tc
= true;
410 ctx
->Extensions
.ANGLE_texture_compression_dxt
= true;
412 else if (driQueryOptionb (&rmesa
->radeon
.optionCache
, "force_s3tc_enable")) {
413 ctx
->Extensions
.EXT_texture_compression_s3tc
= true;
414 ctx
->Extensions
.ANGLE_texture_compression_dxt
= true;
417 ctx
->Extensions
.ARB_texture_cube_map
= true;
419 ctx
->Extensions
.EXT_blend_equation_separate
= true;
420 ctx
->Extensions
.EXT_blend_func_separate
= true;
422 ctx
->Extensions
.ARB_vertex_program
= true;
423 ctx
->Extensions
.EXT_gpu_program_parameters
= true;
425 ctx
->Extensions
.ATI_fragment_shader
= (ctx
->Const
.MaxTextureUnits
== 6);
427 ctx
->Extensions
.ARB_point_sprite
= true;
428 ctx
->Extensions
.EXT_point_parameters
= true;
431 r200InitDriverFuncs( ctx
);
432 r200InitIoctlFuncs( ctx
);
433 r200InitStateFuncs( ctx
);
434 r200InitTextureFuncs( ctx
);
436 /* plug in a few more device driver functions */
437 /* XXX these should really go right after _mesa_init_driver_functions() */
438 radeon_fbo_init(&rmesa
->radeon
);
439 radeonInitSpanFuncs( ctx
);
440 r200InitTnlFuncs( ctx
);
441 r200InitState( rmesa
);
442 r200InitSwtcl( ctx
);
444 rmesa
->prefer_gart_client_texturing
=
445 (getenv("R200_GART_CLIENT_TEXTURES") != 0);
447 tcl_mode
= driQueryOptioni(&rmesa
->radeon
.optionCache
, "tcl_mode");
448 if (driQueryOptionb(&rmesa
->radeon
.optionCache
, "no_rast")) {
449 fprintf(stderr
, "disabling 3D acceleration\n");
450 FALLBACK(rmesa
, R200_FALLBACK_DISABLE
, 1);
452 else if (tcl_mode
== DRI_CONF_TCL_SW
|| getenv("R200_NO_TCL") ||
453 !(rmesa
->radeon
.radeonScreen
->chip_flags
& RADEON_CHIPSET_TCL
)) {
454 if (rmesa
->radeon
.radeonScreen
->chip_flags
& RADEON_CHIPSET_TCL
) {
455 rmesa
->radeon
.radeonScreen
->chip_flags
&= ~RADEON_CHIPSET_TCL
;
456 fprintf(stderr
, "Disabling HW TCL support\n");
458 TCL_FALLBACK(&rmesa
->radeon
.glCtx
, R200_TCL_FALLBACK_TCL_DISABLE
, 1);
461 _mesa_compute_version(ctx
);
463 /* Exec table initialization requires the version to be computed */
464 _mesa_initialize_dispatch_tables(ctx
);
465 _mesa_initialize_vbo_vtxfmt(ctx
);
467 *error
= __DRI_CTX_ERROR_SUCCESS
;
472 void r200DestroyContext( __DRIcontext
*driContextPriv
)
475 r200ContextPtr rmesa
= (r200ContextPtr
)driContextPriv
->driverPrivate
;
478 for ( i
= 0 ; i
< R200_MAX_TEXTURE_UNITS
; i
++ ) {
479 _math_matrix_dtr( &rmesa
->TexGenMatrix
[i
] );
482 radeonDestroyContext(driContextPriv
);