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 <keithw@vmware.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
*)"Mesa Project";
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
;
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
;
193 radeon
->vtbl
.revalidate_all_buffers
= r200ValidateBuffers
;
197 /* Create the device specific rendering context.
199 GLboolean
r200CreateContext( gl_api api
,
200 const struct gl_config
*glVisual
,
201 __DRIcontext
*driContextPriv
,
202 unsigned major_version
,
203 unsigned minor_version
,
207 void *sharedContextPrivate
)
209 __DRIscreen
*sPriv
= driContextPriv
->driScreenPriv
;
210 radeonScreenPtr screen
= (radeonScreenPtr
)(sPriv
->driverPrivate
);
211 struct dd_function_table functions
;
212 r200ContextPtr rmesa
;
213 struct gl_context
*ctx
;
217 if (flags
& ~__DRI_CTX_FLAG_DEBUG
) {
218 *error
= __DRI_CTX_ERROR_UNKNOWN_FLAG
;
223 *error
= __DRI_CTX_ERROR_UNKNOWN_ATTRIBUTE
;
228 assert(driContextPriv
);
231 /* Allocate the R200 context */
232 rmesa
= calloc(1, sizeof(*rmesa
));
234 *error
= __DRI_CTX_ERROR_NO_MEMORY
;
238 rmesa
->radeon
.radeonScreen
= screen
;
239 r200_init_vtbl(&rmesa
->radeon
);
240 /* init exp fog table data */
241 radeonInitStaticFogData();
243 /* Parse configuration files.
244 * Do this here so that initialMaxAnisotropy is set before we create
245 * the default textures.
247 driParseConfigFiles (&rmesa
->radeon
.optionCache
, &screen
->optionCache
,
248 screen
->driScreen
->myNum
, "r200");
249 rmesa
->radeon
.initialMaxAnisotropy
= driQueryOptionf(&rmesa
->radeon
.optionCache
,
250 "def_max_anisotropy");
252 if ( sPriv
->drm_version
.major
== 1
253 && driQueryOptionb( &rmesa
->radeon
.optionCache
, "hyperz" ) ) {
254 if ( sPriv
->drm_version
.minor
< 13 )
255 fprintf( stderr
, "DRM version 1.%d too old to support HyperZ, "
256 "disabling.\n", sPriv
->drm_version
.minor
);
258 rmesa
->using_hyperz
= GL_TRUE
;
261 if ( sPriv
->drm_version
.minor
>= 15 )
262 rmesa
->texmicrotile
= GL_TRUE
;
264 /* Init default driver functions then plug in our R200-specific functions
265 * (the texture functions are especially important)
267 _mesa_init_driver_functions(&functions
);
268 r200InitDriverFuncs(&functions
);
269 r200InitIoctlFuncs(&functions
);
270 r200InitStateFuncs(&rmesa
->radeon
, &functions
);
271 r200InitTextureFuncs(&rmesa
->radeon
, &functions
);
272 r200InitShaderFuncs(&functions
);
273 radeonInitQueryObjFunctions(&functions
);
275 if (!radeonInitContext(&rmesa
->radeon
, api
, &functions
,
276 glVisual
, driContextPriv
,
277 sharedContextPrivate
)) {
279 *error
= __DRI_CTX_ERROR_NO_MEMORY
;
283 rmesa
->radeon
.swtcl
.RenderIndex
= ~0;
284 rmesa
->radeon
.hw
.all_dirty
= 1;
286 ctx
= &rmesa
->radeon
.glCtx
;
288 driContextSetFlags(ctx
, flags
);
290 /* Initialize the software rasterizer and helper modules.
292 _swrast_CreateContext( ctx
);
293 _vbo_CreateContext( ctx
);
294 _tnl_CreateContext( ctx
);
295 _swsetup_CreateContext( ctx
);
296 _ae_create_context( ctx
);
298 ctx
->Const
.MaxTextureUnits
= driQueryOptioni (&rmesa
->radeon
.optionCache
,
300 ctx
->Const
.Program
[MESA_SHADER_FRAGMENT
].MaxTextureImageUnits
= ctx
->Const
.MaxTextureUnits
;
301 ctx
->Const
.MaxTextureCoordUnits
= ctx
->Const
.MaxTextureUnits
;
303 ctx
->Const
.MaxCombinedTextureImageUnits
= ctx
->Const
.MaxTextureUnits
;
305 ctx
->Const
.StripTextureBorder
= GL_TRUE
;
307 /* FIXME: When no memory manager is available we should set this
308 * to some reasonable value based on texture memory pool size */
309 ctx
->Const
.MaxTextureLevels
= 12;
310 ctx
->Const
.Max3DTextureLevels
= 9;
311 ctx
->Const
.MaxCubeTextureLevels
= 12;
312 ctx
->Const
.MaxTextureRectSize
= 2048;
313 ctx
->Const
.MaxRenderbufferSize
= 2048;
315 ctx
->Const
.MaxTextureMaxAnisotropy
= 16.0;
317 /* No wide AA points.
319 ctx
->Const
.MinPointSize
= 1.0;
320 ctx
->Const
.MinPointSizeAA
= 1.0;
321 ctx
->Const
.MaxPointSizeAA
= 1.0;
322 ctx
->Const
.PointSizeGranularity
= 0.0625;
323 ctx
->Const
.MaxPointSize
= 2047.0;
325 /* mesa initialization problem - _mesa_init_point was already called */
326 ctx
->Point
.MaxSize
= ctx
->Const
.MaxPointSize
;
328 ctx
->Const
.MinLineWidth
= 1.0;
329 ctx
->Const
.MinLineWidthAA
= 1.0;
330 ctx
->Const
.MaxLineWidth
= 10.0;
331 ctx
->Const
.MaxLineWidthAA
= 10.0;
332 ctx
->Const
.LineWidthGranularity
= 0.0625;
334 ctx
->Const
.Program
[MESA_SHADER_VERTEX
].MaxNativeInstructions
= R200_VSF_MAX_INST
;
335 ctx
->Const
.Program
[MESA_SHADER_VERTEX
].MaxNativeAttribs
= 12;
336 ctx
->Const
.Program
[MESA_SHADER_VERTEX
].MaxNativeTemps
= R200_VSF_MAX_TEMPS
;
337 ctx
->Const
.Program
[MESA_SHADER_VERTEX
].MaxNativeParameters
= R200_VSF_MAX_PARAM
;
338 ctx
->Const
.Program
[MESA_SHADER_VERTEX
].MaxNativeAddressRegs
= 1;
340 ctx
->Const
.MaxDrawBuffers
= 1;
341 ctx
->Const
.MaxColorAttachments
= 1;
343 ctx
->Const
.ShaderCompilerOptions
[MESA_SHADER_VERTEX
].OptimizeForAOS
= GL_TRUE
;
345 /* Install the customized pipeline:
347 _tnl_destroy_pipeline( ctx
);
348 _tnl_install_pipeline( ctx
, r200_pipeline
);
350 /* Try and keep materials and vertices separate:
352 /* _tnl_isolate_materials( ctx, GL_TRUE ); */
355 /* Configure swrast and TNL to match hardware characteristics:
357 _swrast_allow_pixel_fog( ctx
, GL_FALSE
);
358 _swrast_allow_vertex_fog( ctx
, GL_TRUE
);
359 _tnl_allow_pixel_fog( ctx
, GL_FALSE
);
360 _tnl_allow_vertex_fog( ctx
, GL_TRUE
);
363 for ( i
= 0 ; i
< R200_MAX_TEXTURE_UNITS
; i
++ ) {
364 _math_matrix_ctr( &rmesa
->TexGenMatrix
[i
] );
365 _math_matrix_set_identity( &rmesa
->TexGenMatrix
[i
] );
367 _math_matrix_ctr( &rmesa
->tmpmat
);
368 _math_matrix_set_identity( &rmesa
->tmpmat
);
370 ctx
->Extensions
.ARB_occlusion_query
= true;
371 ctx
->Extensions
.ARB_point_sprite
= true;
372 ctx
->Extensions
.ARB_texture_border_clamp
= true;
373 ctx
->Extensions
.ARB_texture_cube_map
= true;
374 ctx
->Extensions
.ARB_texture_env_combine
= true;
375 ctx
->Extensions
.ARB_texture_env_dot3
= true;
376 ctx
->Extensions
.ARB_texture_env_crossbar
= true;
377 ctx
->Extensions
.ARB_texture_mirror_clamp_to_edge
= true;
378 ctx
->Extensions
.ARB_vertex_program
= true;
379 ctx
->Extensions
.ATI_fragment_shader
= (ctx
->Const
.MaxTextureUnits
== 6);
380 ctx
->Extensions
.ATI_texture_env_combine3
= true;
381 ctx
->Extensions
.ATI_texture_mirror_once
= true;
382 ctx
->Extensions
.EXT_blend_color
= true;
383 ctx
->Extensions
.EXT_blend_equation_separate
= true;
384 ctx
->Extensions
.EXT_blend_func_separate
= true;
385 ctx
->Extensions
.EXT_blend_minmax
= true;
386 ctx
->Extensions
.EXT_gpu_program_parameters
= true;
387 ctx
->Extensions
.EXT_point_parameters
= true;
388 ctx
->Extensions
.EXT_texture_env_dot3
= true;
389 ctx
->Extensions
.EXT_texture_filter_anisotropic
= true;
390 ctx
->Extensions
.EXT_texture_mirror_clamp
= true;
391 ctx
->Extensions
.MESA_pack_invert
= true;
392 ctx
->Extensions
.NV_texture_rectangle
= true;
393 ctx
->Extensions
.OES_EGL_image
= true;
395 if (!(rmesa
->radeon
.radeonScreen
->chip_flags
& R200_CHIPSET_YCBCR_BROKEN
)) {
396 /* yuv textures don't work with some chips - R200 / rv280 okay so far
397 others get the bit ordering right but don't actually do YUV-RGB conversion */
398 ctx
->Extensions
.MESA_ycbcr_texture
= true;
400 if (rmesa
->radeon
.glCtx
.Mesa_DXTn
) {
401 ctx
->Extensions
.EXT_texture_compression_s3tc
= true;
402 ctx
->Extensions
.ANGLE_texture_compression_dxt
= true;
404 else if (driQueryOptionb (&rmesa
->radeon
.optionCache
, "force_s3tc_enable")) {
405 ctx
->Extensions
.EXT_texture_compression_s3tc
= true;
406 ctx
->Extensions
.ANGLE_texture_compression_dxt
= true;
410 r200InitDriverFuncs( ctx
);
411 r200InitIoctlFuncs( ctx
);
412 r200InitStateFuncs( ctx
);
413 r200InitTextureFuncs( ctx
);
415 /* plug in a few more device driver functions */
416 /* XXX these should really go right after _mesa_init_driver_functions() */
417 radeon_fbo_init(&rmesa
->radeon
);
418 radeonInitSpanFuncs( ctx
);
419 r200InitTnlFuncs( ctx
);
420 r200InitState( rmesa
);
421 r200InitSwtcl( ctx
);
423 rmesa
->prefer_gart_client_texturing
=
424 (getenv("R200_GART_CLIENT_TEXTURES") != 0);
426 tcl_mode
= driQueryOptioni(&rmesa
->radeon
.optionCache
, "tcl_mode");
427 if (driQueryOptionb(&rmesa
->radeon
.optionCache
, "no_rast")) {
428 fprintf(stderr
, "disabling 3D acceleration\n");
429 FALLBACK(rmesa
, R200_FALLBACK_DISABLE
, 1);
431 else if (tcl_mode
== DRI_CONF_TCL_SW
|| getenv("R200_NO_TCL") ||
432 !(rmesa
->radeon
.radeonScreen
->chip_flags
& RADEON_CHIPSET_TCL
)) {
433 if (rmesa
->radeon
.radeonScreen
->chip_flags
& RADEON_CHIPSET_TCL
) {
434 rmesa
->radeon
.radeonScreen
->chip_flags
&= ~RADEON_CHIPSET_TCL
;
435 fprintf(stderr
, "Disabling HW TCL support\n");
437 TCL_FALLBACK(&rmesa
->radeon
.glCtx
, R200_TCL_FALLBACK_TCL_DISABLE
, 1);
440 _mesa_compute_version(ctx
);
442 /* Exec table initialization requires the version to be computed */
443 _mesa_initialize_dispatch_tables(ctx
);
444 _mesa_initialize_vbo_vtxfmt(ctx
);
446 *error
= __DRI_CTX_ERROR_SUCCESS
;
451 void r200DestroyContext( __DRIcontext
*driContextPriv
)
454 r200ContextPtr rmesa
= (r200ContextPtr
)driContextPriv
->driverPrivate
;
457 for ( i
= 0 ; i
< R200_MAX_TEXTURE_UNITS
; i
++ ) {
458 _math_matrix_dtr( &rmesa
->TexGenMatrix
[i
] );
461 radeonDestroyContext(driContextPriv
);