1 /**************************************************************************
2
3 Copyright 2000, 2001 ATI Technologies Inc., Ontario, Canada, and
4 VA Linux Systems Inc., Fremont, California.
5
6 All Rights Reserved.
7
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:
15
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.
19
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.
27
28 **************************************************************************/
29
30 /*
31 * Authors:
32 * Kevin E. Martin <martin@valinux.com>
33 * Gareth Hughes <gareth@valinux.com>
34 * Keith Whitwell <keithw@vmware.com>
35 */
36
37 #include <stdbool.h>
38 #include "main/glheader.h"
39 #include "main/api_arrayelt.h"
40 #include "main/api_exec.h"
41 #include "main/context.h"
42 #include "util/simple_list.h"
43 #include "main/extensions.h"
44 #include "main/version.h"
45 #include "main/vtxfmt.h"
46
47 #include "swrast/swrast.h"
48 #include "swrast_setup/swrast_setup.h"
49 #include "vbo/vbo.h"
50
51 #include "tnl/tnl.h"
52 #include "tnl/t_pipeline.h"
53
54 #include "drivers/common/driverfuncs.h"
55
56 #include "radeon_common.h"
57 #include "radeon_context.h"
58 #include "radeon_ioctl.h"
59 #include "radeon_state.h"
60 #include "radeon_span.h"
61 #include "radeon_tex.h"
62 #include "radeon_swtcl.h"
63 #include "radeon_tcl.h"
64 #include "radeon_queryobj.h"
65 #include "radeon_blit.h"
66 #include "radeon_fog.h"
67
68 #include "utils.h"
69 #include "util/driconf.h" /* for symbolic values of enum-type options */
70
71 extern const struct tnl_pipeline_stage _radeon_render_stage;
72 extern const struct tnl_pipeline_stage _radeon_tcl_stage;
73
74 static const struct tnl_pipeline_stage *radeon_pipeline[] = {
75
76 /* Try and go straight to t&l
77 */
78 &_radeon_tcl_stage,
79
80 /* Catch any t&l fallbacks
81 */
82 &_tnl_vertex_transform_stage,
83 &_tnl_normal_transform_stage,
84 &_tnl_lighting_stage,
85 &_tnl_fog_coordinate_stage,
86 &_tnl_texgen_stage,
87 &_tnl_texture_transform_stage,
88
89 &_radeon_render_stage,
90 &_tnl_render_stage, /* FALLBACK: */
91 NULL,
92 };
93
r100_vtbl_pre_emit_state(radeonContextPtr radeon)94 static void r100_vtbl_pre_emit_state(radeonContextPtr radeon)
95 {
96 r100ContextPtr rmesa = (r100ContextPtr)radeon;
97
98 /* r100 always needs to emit ZBS to avoid TCL lockups */
99 rmesa->hw.zbs.dirty = 1;
100 radeon->hw.is_dirty = 1;
101 }
102
r100_vtbl_free_context(struct gl_context * ctx)103 static void r100_vtbl_free_context(struct gl_context *ctx)
104 {
105 r100ContextPtr rmesa = R100_CONTEXT(ctx);
106 _mesa_vector4f_free( &rmesa->tcl.ObjClean );
107 }
108
r100_emit_query_finish(radeonContextPtr radeon)109 static void r100_emit_query_finish(radeonContextPtr radeon)
110 {
111 BATCH_LOCALS(radeon);
112 struct radeon_query_object *query = radeon->query.current;
113
114 BEGIN_BATCH(4);
115 OUT_BATCH(CP_PACKET0(RADEON_RB3D_ZPASS_ADDR, 0));
116 OUT_BATCH_RELOC(query->bo, query->curr_offset, 0, RADEON_GEM_DOMAIN_GTT, 0);
117 END_BATCH();
118 query->curr_offset += sizeof(uint32_t);
119 assert(query->curr_offset < RADEON_QUERY_PAGE_SIZE);
120 query->emitted_begin = GL_FALSE;
121 }
122
r100_init_vtbl(radeonContextPtr radeon)123 static void r100_init_vtbl(radeonContextPtr radeon)
124 {
125 radeon->vtbl.swtcl_flush = r100_swtcl_flush;
126 radeon->vtbl.pre_emit_state = r100_vtbl_pre_emit_state;
127 radeon->vtbl.fallback = radeonFallback;
128 radeon->vtbl.free_context = r100_vtbl_free_context;
129 radeon->vtbl.emit_query_finish = r100_emit_query_finish;
130 radeon->vtbl.check_blit = r100_check_blit;
131 radeon->vtbl.blit = r100_blit;
132 radeon->vtbl.is_format_renderable = radeonIsFormatRenderable;
133 radeon->vtbl.revalidate_all_buffers = r100ValidateBuffers;
134 }
135
136 /* Create the device specific context.
137 */
138 GLboolean
r100CreateContext(gl_api api,const struct gl_config * glVisual,__DRIcontext * driContextPriv,const struct __DriverContextConfig * ctx_config,unsigned * error,void * sharedContextPrivate)139 r100CreateContext( gl_api api,
140 const struct gl_config *glVisual,
141 __DRIcontext *driContextPriv,
142 const struct __DriverContextConfig *ctx_config,
143 unsigned *error,
144 void *sharedContextPrivate)
145 {
146 __DRIscreen *sPriv = driContextPriv->driScreenPriv;
147 radeonScreenPtr screen = (radeonScreenPtr)(sPriv->driverPrivate);
148 struct dd_function_table functions;
149 r100ContextPtr rmesa;
150 struct gl_context *ctx;
151 int i;
152 int tcl_mode, fthrottle_mode;
153
154 if (ctx_config->flags & ~(__DRI_CTX_FLAG_DEBUG | __DRI_CTX_FLAG_NO_ERROR)) {
155 *error = __DRI_CTX_ERROR_UNKNOWN_FLAG;
156 return false;
157 }
158
159 if (ctx_config->attribute_mask) {
160 *error = __DRI_CTX_ERROR_UNKNOWN_ATTRIBUTE;
161 return false;
162 }
163
164 assert(driContextPriv);
165 assert(screen);
166
167 /* Allocate the Radeon context */
168 rmesa = calloc(1, sizeof(*rmesa));
169 if ( !rmesa ) {
170 *error = __DRI_CTX_ERROR_NO_MEMORY;
171 return GL_FALSE;
172 }
173
174 rmesa->radeon.radeonScreen = screen;
175 r100_init_vtbl(&rmesa->radeon);
176
177 /* init exp fog table data */
178 radeonInitStaticFogData();
179
180 /* Parse configuration files.
181 * Do this here so that initialMaxAnisotropy is set before we create
182 * the default textures.
183 */
184 driParseConfigFiles (&rmesa->radeon.optionCache, &screen->optionCache,
185 screen->driScreen->myNum, "radeon", NULL, NULL, 0, NULL, 0);
186 rmesa->radeon.initialMaxAnisotropy = driQueryOptionf(&rmesa->radeon.optionCache,
187 "def_max_anisotropy");
188
189 if (driQueryOptionb(&rmesa->radeon.optionCache, "hyperz"))
190 rmesa->using_hyperz = GL_TRUE;
191
192 /* Init default driver functions then plug in our Radeon-specific functions
193 * (the texture functions are especially important)
194 */
195 _mesa_init_driver_functions( &functions );
196 _tnl_init_driver_draw_function( &functions );
197 radeonInitTextureFuncs( &rmesa->radeon, &functions );
198 radeonInitQueryObjFunctions(&functions);
199
200 if (!radeonInitContext(&rmesa->radeon, api, &functions,
201 glVisual, driContextPriv,
202 sharedContextPrivate)) {
203 free(rmesa);
204 *error = __DRI_CTX_ERROR_NO_MEMORY;
205 return GL_FALSE;
206 }
207
208 rmesa->radeon.swtcl.RenderIndex = ~0;
209 rmesa->radeon.hw.all_dirty = GL_TRUE;
210
211 ctx = &rmesa->radeon.glCtx;
212
213 driContextSetFlags(ctx, ctx_config->flags);
214
215 /* Initialize the software rasterizer and helper modules.
216 */
217 _swrast_CreateContext( ctx );
218 _vbo_CreateContext( ctx, false );
219 _tnl_CreateContext( ctx );
220 _swsetup_CreateContext( ctx );
221
222 ctx->Const.MaxTextureUnits = driQueryOptioni (&rmesa->radeon.optionCache,
223 "texture_units");
224 ctx->Const.Program[MESA_SHADER_FRAGMENT].MaxTextureImageUnits = ctx->Const.MaxTextureUnits;
225 ctx->Const.MaxTextureCoordUnits = ctx->Const.MaxTextureUnits;
226 ctx->Const.MaxCombinedTextureImageUnits = ctx->Const.MaxTextureUnits;
227
228 ctx->Const.StripTextureBorder = GL_TRUE;
229
230 /* FIXME: When no memory manager is available we should set this
231 * to some reasonable value based on texture memory pool size */
232 ctx->Const.MaxTextureSize = 2048;
233 ctx->Const.Max3DTextureLevels = 9;
234 ctx->Const.MaxCubeTextureLevels = 12;
235 ctx->Const.MaxTextureRectSize = 2048;
236
237 ctx->Const.MaxTextureMaxAnisotropy = 16.0;
238
239 /* No wide points.
240 */
241 ctx->Const.MinPointSize = 1.0;
242 ctx->Const.MinPointSizeAA = 1.0;
243 ctx->Const.MaxPointSize = 1.0;
244 ctx->Const.MaxPointSizeAA = 1.0;
245
246 ctx->Const.MinLineWidth = 1.0;
247 ctx->Const.MinLineWidthAA = 1.0;
248 ctx->Const.MaxLineWidth = 10.0;
249 ctx->Const.MaxLineWidthAA = 10.0;
250 ctx->Const.LineWidthGranularity = 0.0625;
251
252 /* Set maxlocksize (and hence vb size) small enough to avoid
253 * fallbacks in radeon_tcl.c. ie. guarentee that all vertices can
254 * fit in a single dma buffer for indexed rendering of quad strips,
255 * etc.
256 */
257 ctx->Const.MaxArrayLockSize =
258 MIN2( ctx->Const.MaxArrayLockSize,
259 RADEON_BUFFER_SIZE / RADEON_MAX_TCL_VERTSIZE );
260
261 rmesa->boxes = 0;
262
263 ctx->Const.MaxDrawBuffers = 1;
264 ctx->Const.MaxColorAttachments = 1;
265 ctx->Const.MaxRenderbufferSize = 2048;
266
267 ctx->Const.ShaderCompilerOptions[MESA_SHADER_VERTEX].OptimizeForAOS = true;
268
269 /* Install the customized pipeline:
270 */
271 _tnl_destroy_pipeline( ctx );
272 _tnl_install_pipeline( ctx, radeon_pipeline );
273
274 /* Try and keep materials and vertices separate:
275 */
276 /* _tnl_isolate_materials( ctx, GL_TRUE ); */
277
278 /* Configure swrast and T&L to match hardware characteristics:
279 */
280 _swrast_allow_pixel_fog( ctx, GL_FALSE );
281 _swrast_allow_vertex_fog( ctx, GL_TRUE );
282 _tnl_allow_pixel_fog( ctx, GL_FALSE );
283 _tnl_allow_vertex_fog( ctx, GL_TRUE );
284
285
286 for ( i = 0 ; i < RADEON_MAX_TEXTURE_UNITS ; i++ ) {
287 _math_matrix_ctr( &rmesa->TexGenMatrix[i] );
288 _math_matrix_ctr( &rmesa->tmpmat[i] );
289 _math_matrix_set_identity( &rmesa->TexGenMatrix[i] );
290 _math_matrix_set_identity( &rmesa->tmpmat[i] );
291 }
292
293 ctx->Extensions.ARB_occlusion_query = true;
294 ctx->Extensions.ARB_texture_border_clamp = true;
295 ctx->Extensions.ARB_texture_cube_map = true;
296 ctx->Extensions.ARB_texture_env_combine = true;
297 ctx->Extensions.ARB_texture_env_crossbar = true;
298 ctx->Extensions.ARB_texture_env_dot3 = true;
299 ctx->Extensions.ARB_texture_filter_anisotropic = true;
300 ctx->Extensions.ARB_texture_mirror_clamp_to_edge = true;
301 ctx->Extensions.ATI_texture_env_combine3 = true;
302 ctx->Extensions.ATI_texture_mirror_once = true;
303 ctx->Extensions.EXT_texture_env_dot3 = true;
304 ctx->Extensions.EXT_texture_filter_anisotropic = true;
305 ctx->Extensions.EXT_texture_mirror_clamp = true;
306 ctx->Extensions.MESA_ycbcr_texture = true;
307 ctx->Extensions.NV_texture_rectangle = true;
308 ctx->Extensions.OES_EGL_image = true;
309
310 ctx->Extensions.EXT_texture_compression_s3tc = true;
311 ctx->Extensions.ANGLE_texture_compression_dxt = true;
312
313 /* XXX these should really go right after _mesa_init_driver_functions() */
314 radeon_fbo_init(&rmesa->radeon);
315 radeonInitSpanFuncs( ctx );
316 radeonInitIoctlFuncs( ctx );
317 radeonInitStateFuncs( ctx );
318 radeonInitState( rmesa );
319 radeonInitSwtcl( ctx );
320
321 _mesa_vector4f_alloc( &rmesa->tcl.ObjClean, 0,
322 ctx->Const.MaxArrayLockSize, 32 );
323
324 fthrottle_mode = driQueryOptioni(&rmesa->radeon.optionCache, "fthrottle_mode");
325 rmesa->radeon.iw.irq_seq = -1;
326 rmesa->radeon.irqsEmitted = 0;
327 rmesa->radeon.do_irqs = (rmesa->radeon.radeonScreen->irq != 0 &&
328 fthrottle_mode == DRI_CONF_FTHROTTLE_IRQS);
329
330 rmesa->radeon.do_usleeps = (fthrottle_mode == DRI_CONF_FTHROTTLE_USLEEPS);
331
332 tcl_mode = driQueryOptioni(&rmesa->radeon.optionCache, "tcl_mode");
333 if (getenv("RADEON_NO_RAST")) {
334 fprintf(stderr, "disabling 3D acceleration\n");
335 FALLBACK(rmesa, RADEON_FALLBACK_DISABLE, 1);
336 } else if (tcl_mode == DRI_CONF_TCL_SW ||
337 !(rmesa->radeon.radeonScreen->chip_flags & RADEON_CHIPSET_TCL)) {
338 if (rmesa->radeon.radeonScreen->chip_flags & RADEON_CHIPSET_TCL) {
339 rmesa->radeon.radeonScreen->chip_flags &= ~RADEON_CHIPSET_TCL;
340 fprintf(stderr, "Disabling HW TCL support\n");
341 }
342 TCL_FALLBACK(&rmesa->radeon.glCtx, RADEON_TCL_FALLBACK_TCL_DISABLE, 1);
343 }
344
345 if (rmesa->radeon.radeonScreen->chip_flags & RADEON_CHIPSET_TCL) {
346 /* _tnl_need_dlist_norm_lengths( ctx, GL_FALSE ); */
347 }
348
349 _mesa_override_extensions(ctx);
350 _mesa_compute_version(ctx);
351
352 /* Exec table initialization requires the version to be computed */
353 _mesa_initialize_dispatch_tables(ctx);
354 _mesa_initialize_vbo_vtxfmt(ctx);
355
356 *error = __DRI_CTX_ERROR_SUCCESS;
357 return GL_TRUE;
358 }
359