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/imports.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(0, 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 unsigned major_version
,
178 unsigned minor_version
,
182 void *sharedContextPrivate
)
184 __DRIscreen
*sPriv
= driContextPriv
->driScreenPriv
;
185 radeonScreenPtr screen
= (radeonScreenPtr
)(sPriv
->driverPrivate
);
186 struct dd_function_table functions
;
187 r200ContextPtr rmesa
;
188 struct gl_context
*ctx
;
192 if (flags
& ~(__DRI_CTX_FLAG_DEBUG
| __DRI_CTX_FLAG_NO_ERROR
)) {
193 *error
= __DRI_CTX_ERROR_UNKNOWN_FLAG
;
198 *error
= __DRI_CTX_ERROR_UNKNOWN_ATTRIBUTE
;
202 assert(driContextPriv
);
205 /* Allocate the R200 context */
206 rmesa
= calloc(1, sizeof(*rmesa
));
208 *error
= __DRI_CTX_ERROR_NO_MEMORY
;
212 rmesa
->radeon
.radeonScreen
= screen
;
213 r200_init_vtbl(&rmesa
->radeon
);
214 /* init exp fog table data */
215 radeonInitStaticFogData();
217 /* Parse configuration files.
218 * Do this here so that initialMaxAnisotropy is set before we create
219 * the default textures.
221 driParseConfigFiles (&rmesa
->radeon
.optionCache
, &screen
->optionCache
,
222 screen
->driScreen
->myNum
, "r200");
223 rmesa
->radeon
.initialMaxAnisotropy
= driQueryOptionf(&rmesa
->radeon
.optionCache
,
224 "def_max_anisotropy");
226 if (driQueryOptionb( &rmesa
->radeon
.optionCache
, "hyperz"))
227 rmesa
->using_hyperz
= GL_TRUE
;
229 /* Init default driver functions then plug in our R200-specific functions
230 * (the texture functions are especially important)
232 _mesa_init_driver_functions(&functions
);
233 r200InitDriverFuncs(&functions
);
234 r200InitIoctlFuncs(&functions
);
235 r200InitStateFuncs(&rmesa
->radeon
, &functions
);
236 r200InitTextureFuncs(&rmesa
->radeon
, &functions
);
237 r200InitShaderFuncs(&functions
);
238 radeonInitQueryObjFunctions(&functions
);
240 if (!radeonInitContext(&rmesa
->radeon
, api
, &functions
,
241 glVisual
, driContextPriv
,
242 sharedContextPrivate
)) {
244 *error
= __DRI_CTX_ERROR_NO_MEMORY
;
248 rmesa
->radeon
.swtcl
.RenderIndex
= ~0;
249 rmesa
->radeon
.hw
.all_dirty
= 1;
251 ctx
= &rmesa
->radeon
.glCtx
;
253 driContextSetFlags(ctx
, flags
);
255 /* Initialize the software rasterizer and helper modules.
257 _swrast_CreateContext( ctx
);
258 _vbo_CreateContext( ctx
);
259 _tnl_CreateContext( ctx
);
260 _swsetup_CreateContext( ctx
);
261 _ae_create_context( ctx
);
263 ctx
->Const
.MaxTextureUnits
= driQueryOptioni (&rmesa
->radeon
.optionCache
,
265 ctx
->Const
.Program
[MESA_SHADER_FRAGMENT
].MaxTextureImageUnits
= ctx
->Const
.MaxTextureUnits
;
266 ctx
->Const
.MaxTextureCoordUnits
= ctx
->Const
.MaxTextureUnits
;
268 ctx
->Const
.MaxCombinedTextureImageUnits
= ctx
->Const
.MaxTextureUnits
;
270 ctx
->Const
.StripTextureBorder
= GL_TRUE
;
272 /* FIXME: When no memory manager is available we should set this
273 * to some reasonable value based on texture memory pool size */
274 ctx
->Const
.MaxTextureLevels
= 12;
275 ctx
->Const
.Max3DTextureLevels
= 9;
276 ctx
->Const
.MaxCubeTextureLevels
= 12;
277 ctx
->Const
.MaxTextureRectSize
= 2048;
278 ctx
->Const
.MaxRenderbufferSize
= 2048;
280 ctx
->Const
.MaxTextureMaxAnisotropy
= 16.0;
282 /* No wide AA points.
284 ctx
->Const
.MinPointSize
= 1.0;
285 ctx
->Const
.MinPointSizeAA
= 1.0;
286 ctx
->Const
.MaxPointSizeAA
= 1.0;
287 ctx
->Const
.PointSizeGranularity
= 0.0625;
288 ctx
->Const
.MaxPointSize
= 2047.0;
290 /* mesa initialization problem - _mesa_init_point was already called */
291 ctx
->Point
.MaxSize
= ctx
->Const
.MaxPointSize
;
293 ctx
->Const
.MinLineWidth
= 1.0;
294 ctx
->Const
.MinLineWidthAA
= 1.0;
295 ctx
->Const
.MaxLineWidth
= 10.0;
296 ctx
->Const
.MaxLineWidthAA
= 10.0;
297 ctx
->Const
.LineWidthGranularity
= 0.0625;
299 ctx
->Const
.Program
[MESA_SHADER_VERTEX
].MaxNativeInstructions
= R200_VSF_MAX_INST
;
300 ctx
->Const
.Program
[MESA_SHADER_VERTEX
].MaxNativeAttribs
= 12;
301 ctx
->Const
.Program
[MESA_SHADER_VERTEX
].MaxNativeTemps
= R200_VSF_MAX_TEMPS
;
302 ctx
->Const
.Program
[MESA_SHADER_VERTEX
].MaxNativeParameters
= R200_VSF_MAX_PARAM
;
303 ctx
->Const
.Program
[MESA_SHADER_VERTEX
].MaxNativeAddressRegs
= 1;
305 ctx
->Const
.MaxDrawBuffers
= 1;
306 ctx
->Const
.MaxColorAttachments
= 1;
308 ctx
->Const
.ShaderCompilerOptions
[MESA_SHADER_VERTEX
].OptimizeForAOS
= GL_TRUE
;
310 /* Install the customized pipeline:
312 _tnl_destroy_pipeline( ctx
);
313 _tnl_install_pipeline( ctx
, r200_pipeline
);
315 /* Try and keep materials and vertices separate:
317 /* _tnl_isolate_materials( ctx, GL_TRUE ); */
320 /* Configure swrast and TNL to match hardware characteristics:
322 _swrast_allow_pixel_fog( ctx
, GL_FALSE
);
323 _swrast_allow_vertex_fog( ctx
, GL_TRUE
);
324 _tnl_allow_pixel_fog( ctx
, GL_FALSE
);
325 _tnl_allow_vertex_fog( ctx
, GL_TRUE
);
328 for ( i
= 0 ; i
< R200_MAX_TEXTURE_UNITS
; i
++ ) {
329 _math_matrix_ctr( &rmesa
->TexGenMatrix
[i
] );
330 _math_matrix_set_identity( &rmesa
->TexGenMatrix
[i
] );
332 _math_matrix_ctr( &rmesa
->tmpmat
);
333 _math_matrix_set_identity( &rmesa
->tmpmat
);
335 ctx
->Extensions
.ARB_occlusion_query
= true;
336 ctx
->Extensions
.ARB_point_sprite
= true;
337 ctx
->Extensions
.ARB_texture_border_clamp
= true;
338 ctx
->Extensions
.ARB_texture_cube_map
= true;
339 ctx
->Extensions
.ARB_texture_env_combine
= true;
340 ctx
->Extensions
.ARB_texture_env_dot3
= true;
341 ctx
->Extensions
.ARB_texture_env_crossbar
= true;
342 ctx
->Extensions
.ARB_texture_mirror_clamp_to_edge
= true;
343 ctx
->Extensions
.ARB_vertex_program
= true;
344 ctx
->Extensions
.ATI_fragment_shader
= (ctx
->Const
.MaxTextureUnits
== 6);
345 ctx
->Extensions
.ATI_texture_env_combine3
= true;
346 ctx
->Extensions
.ATI_texture_mirror_once
= true;
347 ctx
->Extensions
.EXT_blend_color
= true;
348 ctx
->Extensions
.EXT_blend_equation_separate
= true;
349 ctx
->Extensions
.EXT_blend_func_separate
= true;
350 ctx
->Extensions
.EXT_blend_minmax
= true;
351 ctx
->Extensions
.EXT_gpu_program_parameters
= true;
352 ctx
->Extensions
.EXT_point_parameters
= true;
353 ctx
->Extensions
.EXT_texture_env_dot3
= true;
354 ctx
->Extensions
.EXT_texture_filter_anisotropic
= true;
355 ctx
->Extensions
.EXT_texture_mirror_clamp
= true;
356 ctx
->Extensions
.MESA_pack_invert
= true;
357 ctx
->Extensions
.NV_texture_rectangle
= true;
358 ctx
->Extensions
.OES_EGL_image
= true;
360 if (!(rmesa
->radeon
.radeonScreen
->chip_flags
& R200_CHIPSET_YCBCR_BROKEN
)) {
361 /* yuv textures don't work with some chips - R200 / rv280 okay so far
362 others get the bit ordering right but don't actually do YUV-RGB conversion */
363 ctx
->Extensions
.MESA_ycbcr_texture
= true;
365 if (rmesa
->radeon
.glCtx
.Mesa_DXTn
) {
366 ctx
->Extensions
.EXT_texture_compression_s3tc
= true;
367 ctx
->Extensions
.ANGLE_texture_compression_dxt
= true;
369 else if (driQueryOptionb (&rmesa
->radeon
.optionCache
, "force_s3tc_enable")) {
370 ctx
->Extensions
.EXT_texture_compression_s3tc
= true;
371 ctx
->Extensions
.ANGLE_texture_compression_dxt
= true;
375 r200InitDriverFuncs( ctx
);
376 r200InitIoctlFuncs( ctx
);
377 r200InitStateFuncs( ctx
);
378 r200InitTextureFuncs( ctx
);
380 /* plug in a few more device driver functions */
381 /* XXX these should really go right after _mesa_init_driver_functions() */
382 radeon_fbo_init(&rmesa
->radeon
);
383 radeonInitSpanFuncs( ctx
);
384 r200InitTnlFuncs( ctx
);
385 r200InitState( rmesa
);
386 r200InitSwtcl( ctx
);
388 rmesa
->prefer_gart_client_texturing
=
389 (getenv("R200_GART_CLIENT_TEXTURES") != 0);
391 tcl_mode
= driQueryOptioni(&rmesa
->radeon
.optionCache
, "tcl_mode");
392 if (driQueryOptionb(&rmesa
->radeon
.optionCache
, "no_rast")) {
393 fprintf(stderr
, "disabling 3D acceleration\n");
394 FALLBACK(rmesa
, R200_FALLBACK_DISABLE
, 1);
396 else if (tcl_mode
== DRI_CONF_TCL_SW
|| getenv("R200_NO_TCL") ||
397 !(rmesa
->radeon
.radeonScreen
->chip_flags
& RADEON_CHIPSET_TCL
)) {
398 if (rmesa
->radeon
.radeonScreen
->chip_flags
& RADEON_CHIPSET_TCL
) {
399 rmesa
->radeon
.radeonScreen
->chip_flags
&= ~RADEON_CHIPSET_TCL
;
400 fprintf(stderr
, "Disabling HW TCL support\n");
402 TCL_FALLBACK(&rmesa
->radeon
.glCtx
, R200_TCL_FALLBACK_TCL_DISABLE
, 1);
405 _mesa_compute_version(ctx
);
407 /* Exec table initialization requires the version to be computed */
408 _mesa_initialize_dispatch_tables(ctx
);
409 _mesa_initialize_vbo_vtxfmt(ctx
);
411 *error
= __DRI_CTX_ERROR_SUCCESS
;
416 void r200DestroyContext( __DRIcontext
*driContextPriv
)
419 r200ContextPtr rmesa
= (r200ContextPtr
)driContextPriv
->driverPrivate
;
422 for ( i
= 0 ; i
< R200_MAX_TEXTURE_UNITS
; i
++ ) {
423 _math_matrix_dtr( &rmesa
->TexGenMatrix
[i
] );
426 radeonDestroyContext(driContextPriv
);