summaryrefslogtreecommitdiff
path: root/src/mesa/drivers/dri/mach64/mach64_screen.c
blob: d524a050e672e8851ff188bbae87df6fdddbf30d (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
/* $XFree86$ */ /* -*- mode: c; c-basic-offset: 3 -*- */
/*
 * Copyright 2000 Gareth Hughes
 * All Rights Reserved.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice (including the next
 * paragraph) shall be included in all copies or substantial portions of the
 * Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
 * GARETH HUGHES BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
 * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */

/*
 * Authors:
 *	Gareth Hughes <gareth@valinux.com>
 *	Leif Delgass <ldelgass@retinalburn.net>
 *	Jos�Fonseca <j_r_fonseca@yahoo.co.uk>
 */

#include "mach64_context.h"
#include "mach64_ioctl.h"
#include "mach64_tris.h"
#include "mach64_vb.h"
#include "mach64_span.h"

#include "context.h"
#include "imports.h"
#include "framebuffer.h"
#include "renderbuffer.h"

#include "utils.h"
#include "vblank.h"

#include "GL/internal/dri_interface.h"

/* Mach64 configuration
 */
#include "xmlpool.h"

PUBLIC const char __driConfigOptions[] =
DRI_CONF_BEGIN
    DRI_CONF_SECTION_PERFORMANCE
        DRI_CONF_VBLANK_MODE(DRI_CONF_VBLANK_DEF_INTERVAL_0)
    DRI_CONF_SECTION_END
    DRI_CONF_SECTION_DEBUG
        DRI_CONF_NO_RAST(false)
#if ENABLE_PERF_BOXES
        DRI_CONF_PERFORMANCE_BOXES(false)
#endif
    DRI_CONF_SECTION_END
DRI_CONF_END;
#if ENABLE_PERF_BOXES
static const GLuint __driNConfigOptions = 3;
#else
static const GLuint __driNConfigOptions = 2;
#endif

#ifdef USE_NEW_INTERFACE
static PFNGLXCREATECONTEXTMODES create_context_modes = NULL;
#endif /* USE_NEW_INTERFACE */

#ifdef USE_NEW_INTERFACE
static __GLcontextModes * fill_in_modes( __GLcontextModes * modes,
					 unsigned pixel_bits, 
					 unsigned depth_bits,
					 unsigned stencil_bits,
					 const GLenum * db_modes,
					 unsigned num_db_modes,
					 int visType )
{
       static const u_int8_t bits[2][4] = {
	{          5,          6,          5,          0 },
	{          8,          8,          8,          0 }
    };

    static const u_int32_t masks[2][4] = {
	{ 0x0000F800, 0x000007E0, 0x0000001F, 0x00000000 },
	{ 0x00FF0000, 0x0000FF00, 0x000000FF, 0x00000000 }
    };

    unsigned   i;
    unsigned   j;
    const unsigned index = ((pixel_bits + 15) / 16) - 1;

    for ( i = 0 ; i < num_db_modes ; i++ ) {
	for ( j = 0 ; j < 2 ; j++ ) {

	    modes->redBits   = bits[index][0];
	    modes->greenBits = bits[index][1];
	    modes->blueBits  = bits[index][2];
	    modes->alphaBits = bits[index][3];
	    modes->redMask   = masks[index][0];
	    modes->greenMask = masks[index][1];
	    modes->blueMask  = masks[index][2];
	    modes->alphaMask = masks[index][3];
	    modes->rgbBits   = modes->redBits + modes->greenBits
		+ modes->blueBits + modes->alphaBits;

	    modes->accumRedBits   = 16 * j;
	    modes->accumGreenBits = 16 * j;
	    modes->accumBlueBits  = 16 * j;
	    modes->accumAlphaBits = 0;
	    modes->visualRating = (j == 0) ? GLX_NONE : GLX_SLOW_CONFIG;
	    modes->drawableType = GLX_WINDOW_BIT | GLX_PIXMAP_BIT;
	    modes->stencilBits = stencil_bits;
	    modes->depthBits = depth_bits;

	    modes->visualType = visType;
	    modes->renderType = GLX_RGBA_BIT;
	    modes->rgbMode = GL_TRUE;

	    if ( db_modes[i] == GLX_NONE ) {

		modes->doubleBufferMode = GL_FALSE;
	    }
	    else {
		modes->doubleBufferMode = GL_TRUE;
		modes->swapMethod = db_modes[i];
	    }

	    modes = modes->next;
	}
    }
    
    return modes;
}
#endif /* USE_NEW_INTERFACE */


#ifdef USE_NEW_INTERFACE
static __GLcontextModes *
mach64FillInModes( unsigned pixel_bits, unsigned depth_bits,
		 unsigned stencil_bits, GLboolean have_back_buffer )
{
   __GLcontextModes * modes;
    __GLcontextModes * m;
    unsigned num_modes;
    unsigned depth_buffer_factor;
    unsigned back_buffer_factor;
    unsigned i;

    /* Right now GLX_SWAP_COPY_OML isn't supported, but it would be easy
     * enough to add support.  Basically, if a context is created with an
     * fbconfig where the swap method is GLX_SWAP_COPY_OML, pageflipping
     * will never be used.
     */
    static const GLenum back_buffer_modes[] = {
	GLX_NONE, GLX_SWAP_UNDEFINED_OML /*, GLX_SWAP_COPY_OML */
    };

    int depth_buffer_modes[2][2];


    depth_buffer_modes[0][0] = depth_bits;
    depth_buffer_modes[1][0] = depth_bits;
    
    /* Just like with the accumulation buffer, always provide some modes
     * with a stencil buffer.  It will be a sw fallback, but some apps won't
     * care about that.
     */
    depth_buffer_modes[0][1] = 0;
    depth_buffer_modes[1][1] = (stencil_bits == 0) ? 8 : stencil_bits;

    depth_buffer_factor = ((depth_bits != 0) || (stencil_bits != 0)) ? 2 : 1;
    back_buffer_factor  = (have_back_buffer) ? 2 : 1;

    num_modes = depth_buffer_factor * back_buffer_factor * 4;

    modes = (*create_context_modes)( num_modes, sizeof( __GLcontextModes ) );
    m = modes;
    for ( i = 0 ; i < depth_buffer_factor ; i++ ) {
	m = fill_in_modes( m, pixel_bits, 
			   depth_buffer_modes[i][0], depth_buffer_modes[i][1],
			   back_buffer_modes, back_buffer_factor,
			   GLX_TRUE_COLOR );
    }

    for ( i = 0 ; i < depth_buffer_factor ; i++ ) {
	m = fill_in_modes( m, pixel_bits, 
			   depth_buffer_modes[i][0], depth_buffer_modes[i][1],
			   back_buffer_modes, back_buffer_factor,
			   GLX_DIRECT_COLOR );
    }

    /* Mark the visual as slow if there are "fake" stencil bits.
     */
    for ( m = modes ; m != NULL ; m = m->next ) {
       if ( (m->stencilBits != 0) && (m->stencilBits != stencil_bits) ){
	    m->visualRating = GLX_SLOW_CONFIG;
	}
    }

    return modes;
}
#endif /* USE_NEW_INTERFACE */


/* Create the device specific screen private data struct.
 */
static mach64ScreenRec *
mach64CreateScreen( __DRIscreenPrivate *sPriv )
{
   mach64ScreenPtr mach64Screen;
   ATIDRIPtr serverInfo = (ATIDRIPtr)sPriv->pDevPriv;

   if ( MACH64_DEBUG & DEBUG_VERBOSE_DRI ) 
      fprintf( stderr, "%s\n", __FUNCTION__ );

   /* Allocate the private area */
   mach64Screen = (mach64ScreenPtr) CALLOC( sizeof(*mach64Screen) );
   if ( !mach64Screen ) return NULL;

   /* parse information in __driConfigOptions */
   driParseOptionInfo (&mach64Screen->optionCache,
		       __driConfigOptions, __driNConfigOptions);

   mach64Screen->IsPCI = serverInfo->IsPCI;

   {
      drm_mach64_getparam_t gp;
      int ret;

      gp.param = MACH64_PARAM_IRQ_NR;
      gp.value = (void *) &mach64Screen->irq;

      ret = drmCommandWriteRead( sPriv->fd, DRM_MACH64_GETPARAM,
				    &gp, sizeof(gp));
      if (ret) {
         fprintf(stderr, "DRM_MACH64_GETPARAM (MACH64_PARAM_IRQ_NR): %d\n", ret);
         FREE( mach64Screen );
         return NULL;
      }
   }

   mach64Screen->mmio.handle = serverInfo->regs;
   mach64Screen->mmio.size   = serverInfo->regsSize;
   if ( drmMap( sPriv->fd,
		mach64Screen->mmio.handle,
		mach64Screen->mmio.size,
		(drmAddressPtr)&mach64Screen->mmio.map ) != 0 ) {
      FREE( mach64Screen );
      return NULL;
   }

   mach64Screen->buffers = drmMapBufs( sPriv->fd );
   if ( !mach64Screen->buffers ) {
      drmUnmap( (drmAddress)mach64Screen->mmio.map,
		mach64Screen->mmio.size );
      FREE( mach64Screen );
      return NULL;
   }

   if ( !mach64Screen->IsPCI ) {
      mach64Screen->agpTextures.handle = serverInfo->agp;
      mach64Screen->agpTextures.size   = serverInfo->agpSize;
      if ( drmMap( sPriv->fd,
		   mach64Screen->agpTextures.handle,
		   mach64Screen->agpTextures.size,
		   (drmAddressPtr)&mach64Screen->agpTextures.map ) ) {
	 drmUnmapBufs( mach64Screen->buffers );
	 drmUnmap( (drmAddress)mach64Screen->mmio.map, mach64Screen->mmio.size );
	 FREE( mach64Screen );
	 return NULL;
      }
   }

   mach64Screen->AGPMode	= serverInfo->AGPMode;

   mach64Screen->chipset	= serverInfo->chipset;
   mach64Screen->width		= serverInfo->width;
   mach64Screen->height		= serverInfo->height;
   mach64Screen->mem		= serverInfo->mem;
   mach64Screen->cpp		= serverInfo->cpp;

   mach64Screen->frontOffset	= serverInfo->frontOffset;
   mach64Screen->frontPitch	= serverInfo->frontPitch;
   mach64Screen->backOffset	= serverInfo->backOffset;
   mach64Screen->backPitch	= serverInfo->backPitch;
   mach64Screen->depthOffset	= serverInfo->depthOffset;
   mach64Screen->depthPitch	= serverInfo->depthPitch;

   mach64Screen->texOffset[MACH64_CARD_HEAP] = serverInfo->textureOffset;
   mach64Screen->texSize[MACH64_CARD_HEAP] = serverInfo->textureSize;
   mach64Screen->logTexGranularity[MACH64_CARD_HEAP] =
      serverInfo->logTextureGranularity;

   if ( mach64Screen->IsPCI ) {
      mach64Screen->numTexHeaps = MACH64_NR_TEX_HEAPS - 1;
      mach64Screen->firstTexHeap = MACH64_CARD_HEAP;
      mach64Screen->texOffset[MACH64_AGP_HEAP] = 0;
      mach64Screen->texSize[MACH64_AGP_HEAP] = 0;
      mach64Screen->logTexGranularity[MACH64_AGP_HEAP] = 0;
   } else {
      if (mach64Screen->texSize[MACH64_CARD_HEAP] > 0) {
	 mach64Screen->numTexHeaps = MACH64_NR_TEX_HEAPS;
	 mach64Screen->firstTexHeap = MACH64_CARD_HEAP;
      } else {
	 mach64Screen->numTexHeaps = MACH64_NR_TEX_HEAPS - 1;
	 mach64Screen->firstTexHeap = MACH64_AGP_HEAP;
      }
      mach64Screen->texOffset[MACH64_AGP_HEAP] = serverInfo->agpTextureOffset;
      mach64Screen->texSize[MACH64_AGP_HEAP] = serverInfo->agpSize;
      mach64Screen->logTexGranularity[MACH64_AGP_HEAP] = serverInfo->logAgpTextureGranularity;
   }

   mach64Screen->driScreen = sPriv;
   if ( driCompareGLXAPIVersion( 20030813 ) >= 0 ) {
      PFNGLXSCRENABLEEXTENSIONPROC glx_enable_extension =
          (PFNGLXSCRENABLEEXTENSIONPROC) glXGetProcAddress( (const GLubyte *) "__glXScrEnableExtension" );
      void * const psc = sPriv->psc->screenConfigs;

      if ( glx_enable_extension != NULL ) {
	 if ( mach64Screen->irq != 0 ) {
	    (*glx_enable_extension)( psc, "GLX_SGI_swap_control" );
	    (*glx_enable_extension)( psc, "GLX_SGI_video_sync" );
	    (*glx_enable_extension)( psc, "GLX_MESA_swap_control" );
	 }

	 (*glx_enable_extension)( psc, "GLX_MESA_swap_frame_usage" );
      }
   }
   return mach64Screen;
}

/* Destroy the device specific screen private data struct.
 */
static void
mach64DestroyScreen( __DRIscreenPrivate *driScreen )
{
   mach64ScreenRec *mach64Screen = (mach64ScreenRec *) driScreen->private;

   if ( !mach64Screen )
      return;

   if ( MACH64_DEBUG & DEBUG_VERBOSE_DRI ) 
      fprintf( stderr, "%s\n", __FUNCTION__ );

   if ( !mach64Screen->IsPCI ) {
      drmUnmap( (drmAddress)mach64Screen->agpTextures.map,
		mach64Screen->agpTextures.size );
   }

   drmUnmapBufs( mach64Screen->buffers );
   drmUnmap( (drmAddress)mach64Screen->mmio.map, mach64Screen->mmio.size );

   FREE( mach64Screen );
   driScreen->private = NULL;
}


/* Create and initialize the Mesa and driver specific pixmap buffer
 * data.
 */
static GLboolean
mach64CreateBuffer( __DRIscreenPrivate *driScrnPriv,
		    __DRIdrawablePrivate *driDrawPriv,
		    const __GLcontextModes *mesaVis,
		    GLboolean isPixmap )
{
   mach64ScreenPtr screen = (mach64ScreenPtr) driScrnPriv->private;

   if (isPixmap) {
      return GL_FALSE; /* not implemented */
   }
   else {
#if 0
      driDrawPriv->driverPrivate = (void *) 
         _mesa_create_framebuffer( mesaVis,
                                   GL_FALSE,  /* software depth buffer? */
                                   mesaVis->stencilBits > 0,
                                   mesaVis->accumRedBits > 0,
                                   mesaVis->alphaBits > 0 );
#else
      struct gl_framebuffer *fb = _mesa_create_framebuffer(mesaVis);

      {
         driRenderbuffer *frontRb
            = driNewRenderbuffer(GL_RGBA, screen->cpp,
                                 screen->frontOffset, screen->frontPitch);
         mach64SetSpanFunctions(frontRb, mesaVis);
         _mesa_add_renderbuffer(fb, BUFFER_FRONT_LEFT, &frontRb->Base);
      }

      if (mesaVis->doubleBufferMode) {
         driRenderbuffer *backRb
            = driNewRenderbuffer(GL_RGBA, screen->cpp,
                                 screen->backOffset, screen->backPitch);
         mach64SetSpanFunctions(backRb, mesaVis);
         _mesa_add_renderbuffer(fb, BUFFER_BACK_LEFT, &backRb->Base);
      }

      if (mesaVis->depthBits == 16) {
         driRenderbuffer *depthRb
            = driNewRenderbuffer(GL_DEPTH_COMPONENT16, screen->cpp,
                                 screen->depthOffset, screen->depthPitch);
         mach64SetSpanFunctions(depthRb, mesaVis);
         _mesa_add_renderbuffer(fb, BUFFER_DEPTH, &depthRb->Base);
      }
      else if (mesaVis->depthBits == 24) {
         driRenderbuffer *depthRb
            = driNewRenderbuffer(GL_DEPTH_COMPONENT24, screen->cpp,
                                 screen->depthOffset, screen->depthPitch);
         mach64SetSpanFunctions(depthRb, mesaVis);
         _mesa_add_renderbuffer(fb, BUFFER_DEPTH, &depthRb->Base);
      }

      _mesa_add_soft_renderbuffers(fb,
                                   GL_FALSE, /* color */
                                   GL_FALSE, /* depth */
                                   mesaVis->stencilBits > 0,
                                   mesaVis->accumRedBits > 0,
                                   GL_FALSE, /* alpha */
                                   GL_FALSE /* aux */);
      driDrawPriv->driverPrivate = (void *) fb;
#endif
      return (driDrawPriv->driverPrivate != NULL);
   }
}


static void
mach64DestroyBuffer(__DRIdrawablePrivate *driDrawPriv)
{
   _mesa_destroy_framebuffer((GLframebuffer *) (driDrawPriv->driverPrivate));
}


/* Copy the back color buffer to the front color buffer */
static void
mach64SwapBuffers(__DRIdrawablePrivate *dPriv)
{
   if (dPriv->driContextPriv && dPriv->driContextPriv->driverPrivate) {
      mach64ContextPtr mmesa;
      GLcontext *ctx;
      mmesa = (mach64ContextPtr) dPriv->driContextPriv->driverPrivate;
      ctx = mmesa->glCtx;
      if (ctx->Visual.doubleBufferMode) {
         _mesa_notifySwapBuffers( ctx );  /* flush pending rendering comands */
         mach64CopyBuffer( dPriv );
      }
   }
   else {
      /* XXX this shouldn't be an error but we can't handle it for now */
      _mesa_problem(NULL, "%s: drawable has no context!", __FUNCTION__);
   }
}


/* Initialize the driver specific screen private data.
 */
static GLboolean
mach64InitDriver( __DRIscreenPrivate *driScreen )
{
   driScreen->private = (void *) mach64CreateScreen( driScreen );

   if ( !driScreen->private ) {
      mach64DestroyScreen( driScreen );
      return GL_FALSE;
   }

   return GL_TRUE;
}


static struct __DriverAPIRec mach64API = {
   .InitDriver      = mach64InitDriver,
   .DestroyScreen   = mach64DestroyScreen,
   .CreateContext   = mach64CreateContext,
   .DestroyContext  = mach64DestroyContext,
   .CreateBuffer    = mach64CreateBuffer,
   .DestroyBuffer   = mach64DestroyBuffer,
   .SwapBuffers     = mach64SwapBuffers,
   .MakeCurrent     = mach64MakeCurrent,
   .UnbindContext   = mach64UnbindContext,
   .GetSwapInfo     = NULL,
   .GetMSC          = driGetMSC32,
   .WaitForMSC      = driWaitForMSC32,
   .WaitForSBC      = NULL,
   .SwapBuffersMSC  = NULL
};


/*
 * This is the bootstrap function for the driver.
 * The __driCreateScreen name is the symbol that libGL.so fetches.
 * Return:  pointer to a __DRIscreenPrivate.
 */
#if !defined(DRI_NEW_INTERFACE_ONLY)
void *__driCreateScreen(Display *dpy, int scrn, __DRIscreen *psc,
                        int numConfigs, __GLXvisualConfig *config)
{
   __DRIscreenPrivate *psp;
   psp = __driUtilCreateScreen(dpy, scrn, psc, numConfigs, config, &mach64API);
   return (void *) psp;
}
#endif /* !defined(DRI_NEW_INTERFACE_ONLY) */

/**
 * This is the bootstrap function for the driver.  libGL supplies all of the
 * requisite information about the system, and the driver initializes itself.
 * This routine also fills in the linked list pointed to by \c driver_modes
 * with the \c __GLcontextModes that the driver can support for windows or
 * pbuffers.
 * 
 * \return A pointer to a \c __DRIscreenPrivate on success, or \c NULL on 
 *         failure.
 */
#ifdef USE_NEW_INTERFACE
PUBLIC
void * __driCreateNewScreen( __DRInativeDisplay *dpy, int scrn, __DRIscreen *psc,
			     const __GLcontextModes * modes,
			     const __DRIversion * ddx_version,
			     const __DRIversion * dri_version,
			     const __DRIversion * drm_version,
			     const __DRIframebuffer * frame_buffer,
			     drmAddress pSAREA, int fd, 
			     int internal_api_version,
			     __GLcontextModes ** driver_modes )
			     
{
   __DRIscreenPrivate *psp;
   static const __DRIversion ddx_expected = { 6, 4, 0 };
   static const __DRIversion dri_expected = { 4, 0, 0 };
   static const __DRIversion drm_expected = { 1, 0, 0 };

   if ( ! driCheckDriDdxDrmVersions2( "Mach64",
				      dri_version, & dri_expected,
				      ddx_version, & ddx_expected,
				      drm_version, & drm_expected ) ) {
      return NULL;
   }

   psp = __driUtilCreateNewScreen(dpy, scrn, psc, NULL,
				  ddx_version, dri_version, drm_version,
				  frame_buffer, pSAREA, fd,
				  internal_api_version, &mach64API);
   if ( psp != NULL ) {
      create_context_modes = (PFNGLXCREATECONTEXTMODES)
	  glXGetProcAddress( (const GLubyte *) "__glXCreateContextModes" );
      if ( create_context_modes != NULL ) {
	 ATIDRIPtr dri_priv = (ATIDRIPtr) psp->pDevPriv;
	 *driver_modes = mach64FillInModes( dri_priv->cpp * 8,
					    16,
					    0,
					    1);
      }
   }

   return (void *) psp;
}
#endif /* USE_NEW_INTERFACE */