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
;
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
,
206 void *sharedContextPrivate
)
208 __DRIscreen
*sPriv
= driContextPriv
->driScreenPriv
;
209 radeonScreenPtr screen
= (radeonScreenPtr
)(sPriv
->driverPrivate
);
210 struct dd_function_table functions
;
211 r200ContextPtr rmesa
;
212 struct gl_context
*ctx
;
216 if (flags
& ~__DRI_CTX_FLAG_DEBUG
) {
217 *error
= __DRI_CTX_ERROR_UNKNOWN_FLAG
;
222 *error
= __DRI_CTX_ERROR_UNKNOWN_ATTRIBUTE
;
227 assert(driContextPriv
);
230 /* Allocate the R200 context */
231 rmesa
= calloc(1, sizeof(*rmesa
));
233 *error
= __DRI_CTX_ERROR_NO_MEMORY
;
237 rmesa
->radeon
.radeonScreen
= screen
;
238 r200_init_vtbl(&rmesa
->radeon
);
239 /* init exp fog table data */
240 radeonInitStaticFogData();
242 /* Parse configuration files.
243 * Do this here so that initialMaxAnisotropy is set before we create
244 * the default textures.
246 driParseConfigFiles (&rmesa
->radeon
.optionCache
, &screen
->optionCache
,
247 screen
->driScreen
->myNum
, "r200");
248 rmesa
->radeon
.initialMaxAnisotropy
= driQueryOptionf(&rmesa
->radeon
.optionCache
,
249 "def_max_anisotropy");
251 if ( sPriv
->drm_version
.major
== 1
252 && driQueryOptionb( &rmesa
->radeon
.optionCache
, "hyperz" ) ) {
253 if ( sPriv
->drm_version
.minor
< 13 )
254 fprintf( stderr
, "DRM version 1.%d too old to support HyperZ, "
255 "disabling.\n", sPriv
->drm_version
.minor
);
257 rmesa
->using_hyperz
= GL_TRUE
;
260 if ( sPriv
->drm_version
.minor
>= 15 )
261 rmesa
->texmicrotile
= GL_TRUE
;
263 /* Init default driver functions then plug in our R200-specific functions
264 * (the texture functions are especially important)
266 _mesa_init_driver_functions(&functions
);
267 r200InitDriverFuncs(&functions
);
268 r200InitIoctlFuncs(&functions
);
269 r200InitStateFuncs(&rmesa
->radeon
, &functions
);
270 r200InitTextureFuncs(&rmesa
->radeon
, &functions
);
271 r200InitShaderFuncs(&functions
);
272 radeonInitQueryObjFunctions(&functions
);
274 if (!radeonInitContext(&rmesa
->radeon
, api
, &functions
,
275 glVisual
, driContextPriv
,
276 sharedContextPrivate
)) {
278 *error
= __DRI_CTX_ERROR_NO_MEMORY
;
282 driContextSetFlags(ctx
, flags
);
284 rmesa
->radeon
.swtcl
.RenderIndex
= ~0;
285 rmesa
->radeon
.hw
.all_dirty
= 1;
287 ctx
= &rmesa
->radeon
.glCtx
;
288 /* Initialize the software rasterizer and helper modules.
290 _swrast_CreateContext( ctx
);
291 _vbo_CreateContext( ctx
);
292 _tnl_CreateContext( ctx
);
293 _swsetup_CreateContext( ctx
);
294 _ae_create_context( ctx
);
296 ctx
->Const
.MaxTextureUnits
= driQueryOptioni (&rmesa
->radeon
.optionCache
,
298 ctx
->Const
.Program
[MESA_SHADER_FRAGMENT
].MaxTextureImageUnits
= ctx
->Const
.MaxTextureUnits
;
299 ctx
->Const
.MaxTextureCoordUnits
= ctx
->Const
.MaxTextureUnits
;
301 ctx
->Const
.MaxCombinedTextureImageUnits
= ctx
->Const
.MaxTextureUnits
;
303 ctx
->Const
.StripTextureBorder
= GL_TRUE
;
305 /* FIXME: When no memory manager is available we should set this
306 * to some reasonable value based on texture memory pool size */
307 ctx
->Const
.MaxTextureLevels
= 12;
308 ctx
->Const
.Max3DTextureLevels
= 9;
309 ctx
->Const
.MaxCubeTextureLevels
= 12;
310 ctx
->Const
.MaxTextureRectSize
= 2048;
311 ctx
->Const
.MaxRenderbufferSize
= 2048;
313 ctx
->Const
.MaxTextureMaxAnisotropy
= 16.0;
315 /* No wide AA points.
317 ctx
->Const
.MinPointSize
= 1.0;
318 ctx
->Const
.MinPointSizeAA
= 1.0;
319 ctx
->Const
.MaxPointSizeAA
= 1.0;
320 ctx
->Const
.PointSizeGranularity
= 0.0625;
321 ctx
->Const
.MaxPointSize
= 2047.0;
323 /* mesa initialization problem - _mesa_init_point was already called */
324 ctx
->Point
.MaxSize
= ctx
->Const
.MaxPointSize
;
326 ctx
->Const
.MinLineWidth
= 1.0;
327 ctx
->Const
.MinLineWidthAA
= 1.0;
328 ctx
->Const
.MaxLineWidth
= 10.0;
329 ctx
->Const
.MaxLineWidthAA
= 10.0;
330 ctx
->Const
.LineWidthGranularity
= 0.0625;
332 ctx
->Const
.Program
[MESA_SHADER_VERTEX
].MaxNativeInstructions
= R200_VSF_MAX_INST
;
333 ctx
->Const
.Program
[MESA_SHADER_VERTEX
].MaxNativeAttribs
= 12;
334 ctx
->Const
.Program
[MESA_SHADER_VERTEX
].MaxNativeTemps
= R200_VSF_MAX_TEMPS
;
335 ctx
->Const
.Program
[MESA_SHADER_VERTEX
].MaxNativeParameters
= R200_VSF_MAX_PARAM
;
336 ctx
->Const
.Program
[MESA_SHADER_VERTEX
].MaxNativeAddressRegs
= 1;
338 ctx
->Const
.MaxDrawBuffers
= 1;
339 ctx
->Const
.MaxColorAttachments
= 1;
341 ctx
->ShaderCompilerOptions
[MESA_SHADER_VERTEX
].OptimizeForAOS
= GL_TRUE
;
343 /* Install the customized pipeline:
345 _tnl_destroy_pipeline( ctx
);
346 _tnl_install_pipeline( ctx
, r200_pipeline
);
348 /* Try and keep materials and vertices separate:
350 /* _tnl_isolate_materials( ctx, GL_TRUE ); */
353 /* Configure swrast and TNL to match hardware characteristics:
355 _swrast_allow_pixel_fog( ctx
, GL_FALSE
);
356 _swrast_allow_vertex_fog( ctx
, GL_TRUE
);
357 _tnl_allow_pixel_fog( ctx
, GL_FALSE
);
358 _tnl_allow_vertex_fog( ctx
, GL_TRUE
);
361 for ( i
= 0 ; i
< R200_MAX_TEXTURE_UNITS
; i
++ ) {
362 _math_matrix_ctr( &rmesa
->TexGenMatrix
[i
] );
363 _math_matrix_set_identity( &rmesa
->TexGenMatrix
[i
] );
365 _math_matrix_ctr( &rmesa
->tmpmat
);
366 _math_matrix_set_identity( &rmesa
->tmpmat
);
368 ctx
->Extensions
.ARB_half_float_pixel
= true;
369 ctx
->Extensions
.ARB_occlusion_query
= true;
370 ctx
->Extensions
.ARB_point_sprite
= true;
371 ctx
->Extensions
.ARB_texture_border_clamp
= true;
372 ctx
->Extensions
.ARB_texture_cube_map
= true;
373 ctx
->Extensions
.ARB_texture_env_combine
= true;
374 ctx
->Extensions
.ARB_texture_env_dot3
= true;
375 ctx
->Extensions
.ARB_texture_env_crossbar
= true;
376 ctx
->Extensions
.ARB_texture_mirror_clamp_to_edge
= true;
377 ctx
->Extensions
.ARB_vertex_program
= true;
378 ctx
->Extensions
.ATI_fragment_shader
= (ctx
->Const
.MaxTextureUnits
== 6);
379 ctx
->Extensions
.ATI_texture_env_combine3
= true;
380 ctx
->Extensions
.ATI_texture_mirror_once
= true;
381 ctx
->Extensions
.EXT_blend_color
= true;
382 ctx
->Extensions
.EXT_blend_equation_separate
= true;
383 ctx
->Extensions
.EXT_blend_func_separate
= true;
384 ctx
->Extensions
.EXT_blend_minmax
= true;
385 ctx
->Extensions
.EXT_gpu_program_parameters
= true;
386 ctx
->Extensions
.EXT_point_parameters
= true;
387 ctx
->Extensions
.EXT_texture_env_dot3
= true;
388 ctx
->Extensions
.EXT_texture_filter_anisotropic
= true;
389 ctx
->Extensions
.EXT_texture_mirror_clamp
= true;
390 ctx
->Extensions
.MESA_pack_invert
= true;
391 ctx
->Extensions
.NV_texture_rectangle
= true;
392 ctx
->Extensions
.OES_EGL_image
= true;
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
.ANGLE_texture_compression_dxt
= true;
403 else if (driQueryOptionb (&rmesa
->radeon
.optionCache
, "force_s3tc_enable")) {
404 ctx
->Extensions
.EXT_texture_compression_s3tc
= true;
405 ctx
->Extensions
.ANGLE_texture_compression_dxt
= true;
409 r200InitDriverFuncs( ctx
);
410 r200InitIoctlFuncs( ctx
);
411 r200InitStateFuncs( ctx
);
412 r200InitTextureFuncs( ctx
);
414 /* plug in a few more device driver functions */
415 /* XXX these should really go right after _mesa_init_driver_functions() */
416 radeon_fbo_init(&rmesa
->radeon
);
417 radeonInitSpanFuncs( ctx
);
418 r200InitTnlFuncs( ctx
);
419 r200InitState( rmesa
);
420 r200InitSwtcl( ctx
);
422 rmesa
->prefer_gart_client_texturing
=
423 (getenv("R200_GART_CLIENT_TEXTURES") != 0);
425 tcl_mode
= driQueryOptioni(&rmesa
->radeon
.optionCache
, "tcl_mode");
426 if (driQueryOptionb(&rmesa
->radeon
.optionCache
, "no_rast")) {
427 fprintf(stderr
, "disabling 3D acceleration\n");
428 FALLBACK(rmesa
, R200_FALLBACK_DISABLE
, 1);
430 else if (tcl_mode
== DRI_CONF_TCL_SW
|| getenv("R200_NO_TCL") ||
431 !(rmesa
->radeon
.radeonScreen
->chip_flags
& RADEON_CHIPSET_TCL
)) {
432 if (rmesa
->radeon
.radeonScreen
->chip_flags
& RADEON_CHIPSET_TCL
) {
433 rmesa
->radeon
.radeonScreen
->chip_flags
&= ~RADEON_CHIPSET_TCL
;
434 fprintf(stderr
, "Disabling HW TCL support\n");
436 TCL_FALLBACK(&rmesa
->radeon
.glCtx
, R200_TCL_FALLBACK_TCL_DISABLE
, 1);
439 _mesa_compute_version(ctx
);
441 /* Exec table initialization requires the version to be computed */
442 _mesa_initialize_dispatch_tables(ctx
);
443 _mesa_initialize_vbo_vtxfmt(ctx
);
445 *error
= __DRI_CTX_ERROR_SUCCESS
;
450 void r200DestroyContext( __DRIcontext
*driContextPriv
)
453 r200ContextPtr rmesa
= (r200ContextPtr
)driContextPriv
->driverPrivate
;
456 for ( i
= 0 ; i
< R200_MAX_TEXTURE_UNITS
; i
++ ) {
457 _math_matrix_dtr( &rmesa
->TexGenMatrix
[i
] );
460 radeonDestroyContext(driContextPriv
);