1 /**************************************************************************
3 Copyright 2006 Stephane Marchesin
6 Permission is hereby granted, free of charge, to any person obtaining a
7 copy of this software and associated documentation files (the "Software"),
8 to deal in the Software without restriction, including without limitation
9 on the rights to use, copy, modify, merge, publish, distribute, sub
10 license, and/or sell copies of the Software, and to permit persons to whom
11 the Software is furnished to do so, subject to the following conditions:
13 The above copyright notice and this permission notice (including the next
14 paragraph) shall be included in all copies or substantial portions of the
17 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
20 ERIC ANHOLT OR SILICON INTEGRATED SYSTEMS CORP BE LIABLE FOR ANY CLAIM,
21 DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
22 OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
23 USE OR OTHER DEALINGS IN THE SOFTWARE.
25 **************************************************************************/
29 #include "simple_list.h"
32 #include "swrast/swrast.h"
33 #include "swrast_setup/swrast_setup.h"
34 #include "array_cache/acache.h"
35 #include "framebuffer.h"
38 #include "tnl/t_pipeline.h"
39 #include "tnl/t_vp_build.h"
41 #include "drivers/common/driverfuncs.h"
43 #include "nouveau_context.h"
44 #include "nouveau_driver.h"
45 //#include "nouveau_state.h"
46 #include "nouveau_span.h"
47 #include "nouveau_object.h"
48 #include "nouveau_fifo.h"
49 #include "nouveau_tex.h"
50 #include "nouveau_msg.h"
51 #include "nouveau_reg.h"
52 #include "nouveau_lock.h"
53 #include "nv10_swtcl.h"
58 #include "xmlpool.h" /* for symbolic values of enum-type options */
61 int NOUVEAU_DEBUG = 0;
64 static const struct dri_debug_control debug_control[] =
69 #define need_GL_ARB_vertex_program
70 #include "extension_helper.h"
72 const struct dri_extension common_extensions[] =
77 const struct dri_extension nv10_extensions[] =
82 const struct dri_extension nv20_extensions[] =
87 const struct dri_extension nv30_extensions[] =
89 { "GL_ARB_fragment_program", NULL },
93 const struct dri_extension nv40_extensions[] =
95 /* ARB_vp can be moved to nv20/30 once the shader backend has been
96 * written for those cards.
98 { "GL_ARB_vertex_program", GL_ARB_vertex_program_functions },
102 const struct dri_extension nv50_extensions[] =
107 /* Create the device specific context.
109 GLboolean nouveauCreateContext( const __GLcontextModes *glVisual,
110 __DRIcontextPrivate *driContextPriv,
111 void *sharedContextPrivate )
113 GLcontext *ctx, *shareCtx;
114 __DRIscreenPrivate *sPriv = driContextPriv->driScreenPriv;
115 struct dd_function_table functions;
116 nouveauContextPtr nmesa;
117 nouveauScreenPtr screen;
119 /* Allocate the context */
120 nmesa = (nouveauContextPtr) CALLOC( sizeof(*nmesa) );
124 nmesa->driContext = driContextPriv;
125 nmesa->driScreen = sPriv;
126 nmesa->driDrawable = NULL;
127 nmesa->hHWContext = driContextPriv->hHWContext;
128 nmesa->driHwLock = &sPriv->pSAREA->lock;
129 nmesa->driFd = sPriv->fd;
131 nmesa->screen = (nouveauScreenPtr)(sPriv->private);
132 screen=nmesa->screen;
134 /* Create the hardware context */
135 if (!nouveauDRMGetParam(nmesa, NOUVEAU_GETPARAM_FB_PHYSICAL,
138 if (!nouveauDRMGetParam(nmesa, NOUVEAU_GETPARAM_AGP_PHYSICAL,
141 if (!nouveauFifoInit(nmesa))
143 nouveauObjectInit(nmesa);
146 /* Init default driver functions then plug in our nouveau-specific functions
147 * (the texture functions are especially important)
149 _mesa_init_driver_functions( &functions );
150 nouveauDriverInitFunctions( &functions );
151 nouveauTexInitFunctions( &functions );
153 /* Allocate the Mesa context */
154 if (sharedContextPrivate)
155 shareCtx = ((nouveauContextPtr) sharedContextPrivate)->glCtx;
158 nmesa->glCtx = _mesa_create_context(glVisual, shareCtx,
159 &functions, (void *) nmesa);
164 driContextPriv->driverPrivate = nmesa;
167 /* Parse configuration files */
168 driParseConfigFiles (&nmesa->optionCache, &screen->optionCache,
169 screen->driScreen->myNum, "nouveau");
171 nmesa->sarea = (drm_nouveau_sarea_t *)((char *)sPriv->pSAREA +
172 screen->sarea_priv_offset);
174 /* Enable any supported extensions */
175 driInitExtensions(ctx, common_extensions, GL_TRUE);
176 if (nmesa->screen->card->type >= NV_10)
177 driInitExtensions(ctx, nv10_extensions, GL_FALSE);
178 if (nmesa->screen->card->type >= NV_20)
179 driInitExtensions(ctx, nv20_extensions, GL_FALSE);
180 if (nmesa->screen->card->type >= NV_30)
181 driInitExtensions(ctx, nv30_extensions, GL_FALSE);
182 if (nmesa->screen->card->type >= NV_40)
183 driInitExtensions(ctx, nv40_extensions, GL_FALSE);
184 if (nmesa->screen->card->type >= NV_50)
185 driInitExtensions(ctx, nv50_extensions, GL_FALSE);
187 nmesa->current_primitive = -1;
189 nouveauShaderInitFuncs(ctx);
190 /* Install Mesa's fixed-function texenv shader support */
191 if (nmesa->screen->card->type >= NV_40)
192 ctx->_MaintainTexEnvProgram = GL_TRUE;
194 /* Initialize the swrast */
195 _swrast_CreateContext( ctx );
196 _ac_CreateContext( ctx );
197 _tnl_CreateContext( ctx );
198 _swsetup_CreateContext( ctx );
200 _math_matrix_ctr(&nmesa->viewport);
202 nouveauDDInitStateFuncs( ctx );
203 nouveauSpanInitFunctions( ctx );
204 nouveauDDInitState( nmesa );
205 switch(nmesa->screen->card->type)
208 //nv03TriInitFunctions( ctx );
212 //nv04TriInitFunctions( ctx );
221 nv10TriInitFunctions( ctx );
225 nmesa->hw_func.InitCard(nmesa);
226 nouveauInitState(ctx);
228 driContextPriv->driverPrivate = (void *)nmesa;
230 NOUVEAU_DEBUG = driParseDebugString( getenv( "NOUVEAU_DEBUG" ),
233 if (driQueryOptionb(&nmesa->optionCache, "no_rast")) {
234 fprintf(stderr, "disabling 3D acceleration\n");
235 FALLBACK(nmesa, NOUVEAU_FALLBACK_DISABLE, 1);
241 /* Destroy the device specific context. */
242 void nouveauDestroyContext( __DRIcontextPrivate *driContextPriv )
244 nouveauContextPtr nmesa = (nouveauContextPtr) driContextPriv->driverPrivate;
248 /* free the option cache */
249 driDestroyOptionCache (&nmesa->optionCache);
257 /* Force the context `c' to be the current context and associate with it
260 GLboolean nouveauMakeCurrent( __DRIcontextPrivate *driContextPriv,
261 __DRIdrawablePrivate *driDrawPriv,
262 __DRIdrawablePrivate *driReadPriv )
264 if ( driContextPriv ) {
265 nouveauContextPtr nmesa = (nouveauContextPtr) driContextPriv->driverPrivate;
266 struct gl_framebuffer *draw_fb =
267 (struct gl_framebuffer*)driDrawPriv->driverPrivate;
268 struct gl_framebuffer *read_fb =
269 (struct gl_framebuffer*)driReadPriv->driverPrivate;
271 driDrawableInitVBlank(driDrawPriv, nmesa->vblank_flags, &nmesa->vblank_seq );
272 nmesa->driDrawable = driDrawPriv;
274 _mesa_resize_framebuffer(nmesa->glCtx, draw_fb,
275 driDrawPriv->w, driDrawPriv->h);
276 if (draw_fb != read_fb) {
277 _mesa_resize_framebuffer(nmesa->glCtx, draw_fb,
281 _mesa_make_current(nmesa->glCtx, draw_fb, read_fb);
283 nouveau_build_framebuffer(nmesa->glCtx,
284 driDrawPriv->driverPrivate);
286 _mesa_make_current( NULL, NULL, NULL );
293 /* Force the context `c' to be unbound from its buffer.
295 GLboolean nouveauUnbindContext( __DRIcontextPrivate *driContextPriv )
300 static void nouveauDoSwapBuffers(nouveauContextPtr nmesa,
301 __DRIdrawablePrivate *dPriv)
303 struct gl_framebuffer *fb;
304 nouveau_renderbuffer *src, *dst;
305 drm_clip_rect_t *box;
308 fb = (struct gl_framebuffer *)dPriv->driverPrivate;
309 dst = (nouveau_renderbuffer*)
310 fb->Attachment[BUFFER_FRONT_LEFT].Renderbuffer;
311 src = (nouveau_renderbuffer*)
312 fb->Attachment[BUFFER_BACK_LEFT].Renderbuffer;
314 #ifdef ALLOW_MULTI_SUBCHANNEL
315 LOCK_HARDWARE(nmesa);
316 nbox = dPriv->numClipRects;
317 box = dPriv->pClipRects;
320 BEGIN_RING_SIZE(NvSubCtxSurf2D,
321 NV10_CONTEXT_SURFACES_2D_FORMAT, 4);
322 OUT_RING (6); /* X8R8G8B8 */
323 OUT_RING ((dst->pitch << 16) | src->pitch);
324 OUT_RING (src->offset);
325 OUT_RING (dst->offset);
328 for (i=0; i<nbox; i++, box++) {
329 BEGIN_RING_SIZE(NvSubImageBlit, NV10_IMAGE_BLIT_SET_POINT, 3);
330 OUT_RING (((box->y1 - dPriv->y) << 16) |
331 (box->x1 - dPriv->x));
332 OUT_RING ((box->y1 << 16) | box->x1);
333 OUT_RING (((box->y2 - box->y1) << 16) |
334 (box->x2 - box->x1));
337 UNLOCK_HARDWARE(nmesa);
341 void nouveauSwapBuffers(__DRIdrawablePrivate *dPriv)
343 if (dPriv->driContextPriv && dPriv->driContextPriv->driverPrivate) {
344 nouveauContextPtr nmesa = dPriv->driContextPriv->driverPrivate;
346 if (nmesa->glCtx->Visual.doubleBufferMode) {
347 _mesa_notifySwapBuffers(nmesa->glCtx);
348 nouveauDoSwapBuffers(nmesa, dPriv);
354 void nouveauCopySubBuffer(__DRIdrawablePrivate *dPriv,
355 int x, int y, int w, int h)