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"
41 #include "main/extensions.h"
42 #include "main/version.h"
43 #include "main/vtxfmt.h"
45 #include "swrast/swrast.h"
46 #include "swrast_setup/swrast_setup.h"
50 #include "tnl/t_pipeline.h"
52 #include "drivers/common/driverfuncs.h"
54 #include "r200_context.h"
55 #include "r200_ioctl.h"
56 #include "r200_state.h"
58 #include "r200_swtcl.h"
60 #include "r200_vertprog.h"
61 #include "radeon_queryobj.h"
62 #include "r200_blit.h"
63 #include "radeon_fog.h"
65 #include "radeon_span.h"
68 #include "util/xmlpool.h" /* for symbolic values of enum-type options */
70 /* Return various strings for glGetString().
72 static const GLubyte
*r200GetString( struct gl_context
*ctx
, GLenum name
)
74 r200ContextPtr rmesa
= R200_CONTEXT(ctx
);
75 static char buffer
[128];
77 GLuint agp_mode
= (rmesa
->radeon
.radeonScreen
->card_type
== RADEON_CARD_PCI
)? 0 :
78 rmesa
->radeon
.radeonScreen
->AGPMode
;
82 return (GLubyte
*)"Mesa Project";
85 offset
= driGetRendererString( buffer
, "R200", agp_mode
);
87 sprintf( & buffer
[ offset
], " %sTCL",
88 !(rmesa
->radeon
.TclFallback
& R200_TCL_FALLBACK_TCL_DISABLE
)
91 return (GLubyte
*)buffer
;
99 extern const struct tnl_pipeline_stage _r200_render_stage
;
100 extern const struct tnl_pipeline_stage _r200_tcl_stage
;
102 static const struct tnl_pipeline_stage
*r200_pipeline
[] = {
104 /* Try and go straight to t&l
108 /* Catch any t&l fallbacks
110 &_tnl_vertex_transform_stage
,
111 &_tnl_normal_transform_stage
,
112 &_tnl_lighting_stage
,
113 &_tnl_fog_coordinate_stage
,
115 &_tnl_texture_transform_stage
,
116 &_tnl_point_attenuation_stage
,
117 &_tnl_vertex_program_stage
,
118 /* Try again to go to tcl?
119 * - no good for asymmetric-twoside (do with multipass)
120 * - no good for asymmetric-unfilled (do with multipass)
121 * - good for material
123 * - need to manipulate a bit of state
125 * - worth it/not worth it?
128 /* Else do them here.
130 /* &_r200_render_stage, */ /* FIXME: bugs with ut2003 */
131 &_tnl_render_stage
, /* FALLBACK: */
137 /* Initialize the driver's misc functions.
139 static void r200InitDriverFuncs( struct dd_function_table
*functions
)
141 functions
->GetString
= r200GetString
;
145 static void r200_emit_query_finish(radeonContextPtr radeon
)
147 BATCH_LOCALS(radeon
);
148 struct radeon_query_object
*query
= radeon
->query
.current
;
151 OUT_BATCH(CP_PACKET0(RADEON_RB3D_ZPASS_ADDR
, 0));
152 OUT_BATCH_RELOC(query
->bo
, query
->curr_offset
, 0, RADEON_GEM_DOMAIN_GTT
, 0);
154 query
->curr_offset
+= sizeof(uint32_t);
155 assert(query
->curr_offset
< RADEON_QUERY_PAGE_SIZE
);
156 query
->emitted_begin
= GL_FALSE
;
159 static void r200_init_vtbl(radeonContextPtr radeon
)
161 radeon
->vtbl
.swtcl_flush
= r200_swtcl_flush
;
162 radeon
->vtbl
.fallback
= r200Fallback
;
163 radeon
->vtbl
.update_scissor
= r200_vtbl_update_scissor
;
164 radeon
->vtbl
.emit_query_finish
= r200_emit_query_finish
;
165 radeon
->vtbl
.check_blit
= r200_check_blit
;
166 radeon
->vtbl
.blit
= r200_blit
;
167 radeon
->vtbl
.is_format_renderable
= radeonIsFormatRenderable
;
168 radeon
->vtbl
.revalidate_all_buffers
= r200ValidateBuffers
;
172 /* Create the device specific rendering context.
174 GLboolean
r200CreateContext( gl_api api
,
175 const struct gl_config
*glVisual
,
176 __DRIcontext
*driContextPriv
,
177 const struct __DriverContextConfig
*ctx_config
,
179 void *sharedContextPrivate
)
181 __DRIscreen
*sPriv
= driContextPriv
->driScreenPriv
;
182 radeonScreenPtr screen
= (radeonScreenPtr
)(sPriv
->driverPrivate
);
183 struct dd_function_table functions
;
184 r200ContextPtr rmesa
;
185 struct gl_context
*ctx
;
189 if (ctx_config
->flags
& ~(__DRI_CTX_FLAG_DEBUG
| __DRI_CTX_FLAG_NO_ERROR
)) {
190 *error
= __DRI_CTX_ERROR_UNKNOWN_FLAG
;
194 if (ctx_config
->attribute_mask
) {
195 *error
= __DRI_CTX_ERROR_UNKNOWN_ATTRIBUTE
;
199 assert(driContextPriv
);
202 /* Allocate the R200 context */
203 rmesa
= calloc(1, sizeof(*rmesa
));
205 *error
= __DRI_CTX_ERROR_NO_MEMORY
;
209 rmesa
->radeon
.radeonScreen
= screen
;
210 r200_init_vtbl(&rmesa
->radeon
);
211 /* init exp fog table data */
212 radeonInitStaticFogData();
214 /* Parse configuration files.
215 * Do this here so that initialMaxAnisotropy is set before we create
216 * the default textures.
218 driParseConfigFiles (&rmesa
->radeon
.optionCache
, &screen
->optionCache
,
219 screen
->driScreen
->myNum
, "r200", NULL
, NULL
, 0);
220 rmesa
->radeon
.initialMaxAnisotropy
= driQueryOptionf(&rmesa
->radeon
.optionCache
,
221 "def_max_anisotropy");
223 if (driQueryOptionb( &rmesa
->radeon
.optionCache
, "hyperz"))
224 rmesa
->using_hyperz
= GL_TRUE
;
226 /* Init default driver functions then plug in our R200-specific functions
227 * (the texture functions are especially important)
229 _mesa_init_driver_functions(&functions
);
230 _tnl_init_driver_draw_function(&functions
);
231 r200InitDriverFuncs(&functions
);
232 r200InitIoctlFuncs(&functions
);
233 r200InitStateFuncs(&rmesa
->radeon
, &functions
);
234 r200InitTextureFuncs(&rmesa
->radeon
, &functions
);
235 r200InitShaderFuncs(&functions
);
236 radeonInitQueryObjFunctions(&functions
);
238 if (!radeonInitContext(&rmesa
->radeon
, api
, &functions
,
239 glVisual
, driContextPriv
,
240 sharedContextPrivate
)) {
242 *error
= __DRI_CTX_ERROR_NO_MEMORY
;
246 rmesa
->radeon
.swtcl
.RenderIndex
= ~0;
247 rmesa
->radeon
.hw
.all_dirty
= 1;
249 ctx
= &rmesa
->radeon
.glCtx
;
251 driContextSetFlags(ctx
, ctx_config
->flags
);
253 /* Initialize the software rasterizer and helper modules.
255 _swrast_CreateContext( ctx
);
256 _vbo_CreateContext( ctx
, false );
257 _tnl_CreateContext( ctx
);
258 _swsetup_CreateContext( ctx
);
260 ctx
->Const
.MaxTextureUnits
= driQueryOptioni (&rmesa
->radeon
.optionCache
,
262 ctx
->Const
.Program
[MESA_SHADER_FRAGMENT
].MaxTextureImageUnits
= ctx
->Const
.MaxTextureUnits
;
263 ctx
->Const
.MaxTextureCoordUnits
= ctx
->Const
.MaxTextureUnits
;
265 ctx
->Const
.MaxCombinedTextureImageUnits
= ctx
->Const
.MaxTextureUnits
;
267 ctx
->Const
.StripTextureBorder
= GL_TRUE
;
269 /* FIXME: When no memory manager is available we should set this
270 * to some reasonable value based on texture memory pool size */
271 ctx
->Const
.MaxTextureSize
= 2048;
272 ctx
->Const
.Max3DTextureLevels
= 9;
273 ctx
->Const
.MaxCubeTextureLevels
= 12;
274 ctx
->Const
.MaxTextureRectSize
= 2048;
275 ctx
->Const
.MaxRenderbufferSize
= 2048;
277 ctx
->Const
.MaxTextureMaxAnisotropy
= 16.0;
279 /* No wide AA points.
281 ctx
->Const
.MinPointSize
= 1.0;
282 ctx
->Const
.MinPointSizeAA
= 1.0;
283 ctx
->Const
.MaxPointSizeAA
= 1.0;
284 ctx
->Const
.PointSizeGranularity
= 0.0625;
285 ctx
->Const
.MaxPointSize
= 2047.0;
287 /* mesa initialization problem - _mesa_init_point was already called */
288 ctx
->Point
.MaxSize
= ctx
->Const
.MaxPointSize
;
290 ctx
->Const
.MinLineWidth
= 1.0;
291 ctx
->Const
.MinLineWidthAA
= 1.0;
292 ctx
->Const
.MaxLineWidth
= 10.0;
293 ctx
->Const
.MaxLineWidthAA
= 10.0;
294 ctx
->Const
.LineWidthGranularity
= 0.0625;
296 ctx
->Const
.Program
[MESA_SHADER_VERTEX
].MaxNativeInstructions
= R200_VSF_MAX_INST
;
297 ctx
->Const
.Program
[MESA_SHADER_VERTEX
].MaxNativeAttribs
= 12;
298 ctx
->Const
.Program
[MESA_SHADER_VERTEX
].MaxNativeTemps
= R200_VSF_MAX_TEMPS
;
299 ctx
->Const
.Program
[MESA_SHADER_VERTEX
].MaxNativeParameters
= R200_VSF_MAX_PARAM
;
300 ctx
->Const
.Program
[MESA_SHADER_VERTEX
].MaxNativeAddressRegs
= 1;
302 ctx
->Const
.MaxDrawBuffers
= 1;
303 ctx
->Const
.MaxColorAttachments
= 1;
305 ctx
->Const
.ShaderCompilerOptions
[MESA_SHADER_VERTEX
].OptimizeForAOS
= GL_TRUE
;
307 /* Install the customized pipeline:
309 _tnl_destroy_pipeline( ctx
);
310 _tnl_install_pipeline( ctx
, r200_pipeline
);
312 /* Try and keep materials and vertices separate:
314 /* _tnl_isolate_materials( ctx, GL_TRUE ); */
317 /* Configure swrast and TNL to match hardware characteristics:
319 _swrast_allow_pixel_fog( ctx
, GL_FALSE
);
320 _swrast_allow_vertex_fog( ctx
, GL_TRUE
);
321 _tnl_allow_pixel_fog( ctx
, GL_FALSE
);
322 _tnl_allow_vertex_fog( ctx
, GL_TRUE
);
325 for ( i
= 0 ; i
< R200_MAX_TEXTURE_UNITS
; i
++ ) {
326 _math_matrix_ctr( &rmesa
->TexGenMatrix
[i
] );
327 _math_matrix_set_identity( &rmesa
->TexGenMatrix
[i
] );
329 _math_matrix_ctr( &rmesa
->tmpmat
);
330 _math_matrix_set_identity( &rmesa
->tmpmat
);
332 ctx
->Extensions
.ARB_occlusion_query
= true;
333 ctx
->Extensions
.ARB_point_sprite
= true;
334 ctx
->Extensions
.ARB_texture_border_clamp
= true;
335 ctx
->Extensions
.ARB_texture_cube_map
= true;
336 ctx
->Extensions
.ARB_texture_env_combine
= true;
337 ctx
->Extensions
.ARB_texture_env_dot3
= true;
338 ctx
->Extensions
.ARB_texture_env_crossbar
= true;
339 ctx
->Extensions
.ARB_texture_filter_anisotropic
= true;
340 ctx
->Extensions
.ARB_texture_mirror_clamp_to_edge
= true;
341 ctx
->Extensions
.ARB_vertex_program
= true;
342 ctx
->Extensions
.ATI_fragment_shader
= (ctx
->Const
.MaxTextureUnits
== 6);
343 ctx
->Extensions
.ATI_texture_env_combine3
= true;
344 ctx
->Extensions
.ATI_texture_mirror_once
= true;
345 ctx
->Extensions
.EXT_blend_color
= true;
346 ctx
->Extensions
.EXT_blend_equation_separate
= true;
347 ctx
->Extensions
.EXT_blend_func_separate
= true;
348 ctx
->Extensions
.EXT_blend_minmax
= true;
349 ctx
->Extensions
.EXT_gpu_program_parameters
= true;
350 ctx
->Extensions
.EXT_point_parameters
= true;
351 ctx
->Extensions
.EXT_texture_env_dot3
= true;
352 ctx
->Extensions
.EXT_texture_filter_anisotropic
= true;
353 ctx
->Extensions
.EXT_texture_mirror_clamp
= true;
354 ctx
->Extensions
.MESA_pack_invert
= true;
355 ctx
->Extensions
.NV_fog_distance
= true;
356 ctx
->Extensions
.NV_texture_rectangle
= true;
357 ctx
->Extensions
.OES_EGL_image
= true;
359 if (!(rmesa
->radeon
.radeonScreen
->chip_flags
& R200_CHIPSET_YCBCR_BROKEN
)) {
360 /* yuv textures don't work with some chips - R200 / rv280 okay so far
361 others get the bit ordering right but don't actually do YUV-RGB conversion */
362 ctx
->Extensions
.MESA_ycbcr_texture
= true;
364 ctx
->Extensions
.EXT_texture_compression_s3tc
= true;
365 ctx
->Extensions
.ANGLE_texture_compression_dxt
= true;
368 r200InitDriverFuncs( ctx
);
369 r200InitIoctlFuncs( ctx
);
370 r200InitStateFuncs( ctx
);
371 r200InitTextureFuncs( ctx
);
373 /* plug in a few more device driver functions */
374 /* XXX these should really go right after _mesa_init_driver_functions() */
375 radeon_fbo_init(&rmesa
->radeon
);
376 radeonInitSpanFuncs( ctx
);
377 r200InitTnlFuncs( ctx
);
378 r200InitState( rmesa
);
379 r200InitSwtcl( ctx
);
381 rmesa
->prefer_gart_client_texturing
=
382 (getenv("R200_GART_CLIENT_TEXTURES") != 0);
384 tcl_mode
= driQueryOptioni(&rmesa
->radeon
.optionCache
, "tcl_mode");
385 if (getenv("R200_NO_RAST")) {
386 fprintf(stderr
, "disabling 3D acceleration\n");
387 FALLBACK(rmesa
, R200_FALLBACK_DISABLE
, 1);
389 else if (tcl_mode
== DRI_CONF_TCL_SW
|| getenv("R200_NO_TCL") ||
390 !(rmesa
->radeon
.radeonScreen
->chip_flags
& RADEON_CHIPSET_TCL
)) {
391 if (rmesa
->radeon
.radeonScreen
->chip_flags
& RADEON_CHIPSET_TCL
) {
392 rmesa
->radeon
.radeonScreen
->chip_flags
&= ~RADEON_CHIPSET_TCL
;
393 fprintf(stderr
, "Disabling HW TCL support\n");
395 TCL_FALLBACK(&rmesa
->radeon
.glCtx
, R200_TCL_FALLBACK_TCL_DISABLE
, 1);
398 _mesa_override_extensions(ctx
);
399 _mesa_compute_version(ctx
);
401 /* Exec table initialization requires the version to be computed */
402 _mesa_initialize_dispatch_tables(ctx
);
403 _mesa_initialize_vbo_vtxfmt(ctx
);
405 *error
= __DRI_CTX_ERROR_SUCCESS
;
410 void r200DestroyContext( __DRIcontext
*driContextPriv
)
413 r200ContextPtr rmesa
= (r200ContextPtr
)driContextPriv
->driverPrivate
;
416 for ( i
= 0 ; i
< R200_MAX_TEXTURE_UNITS
; i
++ ) {
417 _math_matrix_dtr( &rmesa
->TexGenMatrix
[i
] );
420 radeonDestroyContext(driContextPriv
);