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 * \file radeon_screen.c 32 * Screen initialization functions for the Radeon driver. 33 * 34 * \author Kevin E. Martin <martin (at) valinux.com> 35 * \author Gareth Hughes <gareth (at) valinux.com> 36 */ 37 38 #include <errno.h> 39 #include "main/glheader.h" 40 #include "main/imports.h" 41 #include "main/mtypes.h" 42 #include "main/framebuffer.h" 43 #include "main/renderbuffer.h" 44 #include "main/fbobject.h" 45 #include "swrast/s_renderbuffer.h" 46 47 #include "radeon_chipset.h" 48 #include "radeon_screen.h" 49 #include "radeon_common.h" 50 #include "radeon_common_context.h" 51 #if defined(RADEON_R100) 52 #include "radeon_context.h" 53 #include "radeon_tex.h" 54 #elif defined(RADEON_R200) 55 #include "r200_context.h" 56 #include "r200_tex.h" 57 #endif 58 59 #include "utils.h" 60 61 #include "GL/internal/dri_interface.h" 62 63 /* Radeon configuration 64 */ 65 #include "xmlpool.h" 66 67 #define DRI_CONF_COMMAND_BUFFER_SIZE(def,min,max) \ 68 DRI_CONF_OPT_BEGIN_V(command_buffer_size,int,def, # min ":" # max ) \ 69 DRI_CONF_DESC(en,"Size of command buffer (in KB)") \ 70 DRI_CONF_DESC(de,"Grsse des Befehlspuffers (in KB)") \ 71 DRI_CONF_OPT_END 72 73 #if defined(RADEON_R100) /* R100 */ 74 static const __DRIconfigOptionsExtension radeon_config_options = { 75 .base = { __DRI_CONFIG_OPTIONS, 1 }, 76 .xml = 77 DRI_CONF_BEGIN 78 DRI_CONF_SECTION_PERFORMANCE 79 DRI_CONF_TCL_MODE(DRI_CONF_TCL_CODEGEN) 80 DRI_CONF_FTHROTTLE_MODE(DRI_CONF_FTHROTTLE_IRQS) 81 DRI_CONF_VBLANK_MODE(DRI_CONF_VBLANK_DEF_INTERVAL_0) 82 DRI_CONF_MAX_TEXTURE_UNITS(3,2,3) 83 DRI_CONF_HYPERZ("false") 84 DRI_CONF_COMMAND_BUFFER_SIZE(8, 8, 32) 85 DRI_CONF_SECTION_END 86 DRI_CONF_SECTION_QUALITY 87 DRI_CONF_TEXTURE_DEPTH(DRI_CONF_TEXTURE_DEPTH_FB) 88 DRI_CONF_DEF_MAX_ANISOTROPY(1.0,"1.0,2.0,4.0,8.0,16.0") 89 DRI_CONF_NO_NEG_LOD_BIAS("false") 90 DRI_CONF_FORCE_S3TC_ENABLE("false") 91 DRI_CONF_COLOR_REDUCTION(DRI_CONF_COLOR_REDUCTION_DITHER) 92 DRI_CONF_ROUND_MODE(DRI_CONF_ROUND_TRUNC) 93 DRI_CONF_DITHER_MODE(DRI_CONF_DITHER_XERRORDIFF) 94 DRI_CONF_SECTION_END 95 DRI_CONF_SECTION_DEBUG 96 DRI_CONF_NO_RAST("false") 97 DRI_CONF_SECTION_END 98 DRI_CONF_END 99 }; 100 101 #elif defined(RADEON_R200) 102 static const __DRIconfigOptionsExtension radeon_config_options = { 103 .base = { __DRI_CONFIG_OPTIONS, 1 }, 104 .xml = 105 DRI_CONF_BEGIN 106 DRI_CONF_SECTION_PERFORMANCE 107 DRI_CONF_TCL_MODE(DRI_CONF_TCL_CODEGEN) 108 DRI_CONF_FTHROTTLE_MODE(DRI_CONF_FTHROTTLE_IRQS) 109 DRI_CONF_VBLANK_MODE(DRI_CONF_VBLANK_DEF_INTERVAL_0) 110 DRI_CONF_MAX_TEXTURE_UNITS(6,2,6) 111 DRI_CONF_HYPERZ("false") 112 DRI_CONF_COMMAND_BUFFER_SIZE(8, 8, 32) 113 DRI_CONF_SECTION_END 114 DRI_CONF_SECTION_QUALITY 115 DRI_CONF_TEXTURE_DEPTH(DRI_CONF_TEXTURE_DEPTH_FB) 116 DRI_CONF_DEF_MAX_ANISOTROPY(1.0,"1.0,2.0,4.0,8.0,16.0") 117 DRI_CONF_NO_NEG_LOD_BIAS("false") 118 DRI_CONF_FORCE_S3TC_ENABLE("false") 119 DRI_CONF_COLOR_REDUCTION(DRI_CONF_COLOR_REDUCTION_DITHER) 120 DRI_CONF_ROUND_MODE(DRI_CONF_ROUND_TRUNC) 121 DRI_CONF_DITHER_MODE(DRI_CONF_DITHER_XERRORDIFF) 122 DRI_CONF_TEXTURE_BLEND_QUALITY(1.0,"0.0:1.0") 123 DRI_CONF_SECTION_END 124 DRI_CONF_SECTION_DEBUG 125 DRI_CONF_NO_RAST("false") 126 DRI_CONF_SECTION_END 127 DRI_CONF_END 128 }; 129 #endif 130 131 #ifndef RADEON_INFO_TILE_CONFIG 132 #define RADEON_INFO_TILE_CONFIG 0x6 133 #endif 134 135 static int 136 radeonGetParam(__DRIscreen *sPriv, int param, void *value) 137 { 138 struct drm_radeon_info info = { 0 }; 139 140 info.value = (uint64_t)(uintptr_t)value; 141 switch (param) { 142 case RADEON_PARAM_DEVICE_ID: 143 info.request = RADEON_INFO_DEVICE_ID; 144 break; 145 case RADEON_PARAM_NUM_GB_PIPES: 146 info.request = RADEON_INFO_NUM_GB_PIPES; 147 break; 148 case RADEON_PARAM_NUM_Z_PIPES: 149 info.request = RADEON_INFO_NUM_Z_PIPES; 150 break; 151 case RADEON_INFO_TILE_CONFIG: 152 info.request = RADEON_INFO_TILE_CONFIG; 153 break; 154 default: 155 return -EINVAL; 156 } 157 return drmCommandWriteRead(sPriv->fd, DRM_RADEON_INFO, &info, sizeof(info)); 158 } 159 160 #if defined(RADEON_R100) 161 static const __DRItexBufferExtension radeonTexBufferExtension = { 162 .base = { __DRI_TEX_BUFFER, 3 }, 163 164 .setTexBuffer = radeonSetTexBuffer, 165 .setTexBuffer2 = radeonSetTexBuffer2, 166 .releaseTexBuffer = NULL, 167 }; 168 #elif defined(RADEON_R200) 169 static const __DRItexBufferExtension r200TexBufferExtension = { 170 .base = { __DRI_TEX_BUFFER, 3 }, 171 172 .setTexBuffer = r200SetTexBuffer, 173 .setTexBuffer2 = r200SetTexBuffer2, 174 .releaseTexBuffer = NULL, 175 }; 176 #endif 177 178 static void 179 radeonDRI2Flush(__DRIdrawable *drawable) 180 { 181 radeonContextPtr rmesa; 182 183 rmesa = (radeonContextPtr) drawable->driContextPriv->driverPrivate; 184 radeonFlush(&rmesa->glCtx); 185 } 186 187 static const struct __DRI2flushExtensionRec radeonFlushExtension = { 188 .base = { __DRI2_FLUSH, 3 }, 189 190 .flush = radeonDRI2Flush, 191 .invalidate = dri2InvalidateDrawable, 192 }; 193 194 static __DRIimage * 195 radeon_create_image_from_name(__DRIscreen *screen, 196 int width, int height, int format, 197 int name, int pitch, void *loaderPrivate) 198 { 199 __DRIimage *image; 200 radeonScreenPtr radeonScreen = screen->driverPrivate; 201 202 if (name == 0) 203 return NULL; 204 205 image = calloc(1, sizeof *image); 206 if (image == NULL) 207 return NULL; 208 209 switch (format) { 210 case __DRI_IMAGE_FORMAT_RGB565: 211 image->format = MESA_FORMAT_B5G6R5_UNORM; 212 image->internal_format = GL_RGB; 213 image->data_type = GL_UNSIGNED_BYTE; 214 break; 215 case __DRI_IMAGE_FORMAT_XRGB8888: 216 image->format = MESA_FORMAT_B8G8R8X8_UNORM; 217 image->internal_format = GL_RGB; 218 image->data_type = GL_UNSIGNED_BYTE; 219 break; 220 case __DRI_IMAGE_FORMAT_ARGB8888: 221 image->format = MESA_FORMAT_B8G8R8A8_UNORM; 222 image->internal_format = GL_RGBA; 223 image->data_type = GL_UNSIGNED_BYTE; 224 break; 225 default: 226 free(image); 227 return NULL; 228 } 229 230 image->data = loaderPrivate; 231 image->cpp = _mesa_get_format_bytes(image->format); 232 image->width = width; 233 image->pitch = pitch; 234 image->height = height; 235 236 image->bo = radeon_bo_open(radeonScreen->bom, 237 (uint32_t)name, 238 image->pitch * image->height * image->cpp, 239 0, 240 RADEON_GEM_DOMAIN_VRAM, 241 0); 242 243 if (image->bo == NULL) { 244 free(image); 245 return NULL; 246 } 247 248 return image; 249 } 250 251 static __DRIimage * 252 radeon_create_image_from_renderbuffer(__DRIcontext *context, 253 int renderbuffer, void *loaderPrivate) 254 { 255 __DRIimage *image; 256 radeonContextPtr radeon = context->driverPrivate; 257 struct gl_renderbuffer *rb; 258 struct radeon_renderbuffer *rrb; 259 260 rb = _mesa_lookup_renderbuffer(&radeon->glCtx, renderbuffer); 261 if (!rb) { 262 _mesa_error(&radeon->glCtx, 263 GL_INVALID_OPERATION, "glRenderbufferExternalMESA"); 264 return NULL; 265 } 266 267 rrb = radeon_renderbuffer(rb); 268 image = calloc(1, sizeof *image); 269 if (image == NULL) 270 return NULL; 271 272 image->internal_format = rb->InternalFormat; 273 image->format = rb->Format; 274 image->cpp = rrb->cpp; 275 image->data_type = GL_UNSIGNED_BYTE; 276 image->data = loaderPrivate; 277 radeon_bo_ref(rrb->bo); 278 image->bo = rrb->bo; 279 280 image->width = rb->Width; 281 image->height = rb->Height; 282 image->pitch = rrb->pitch / image->cpp; 283 284 return image; 285 } 286 287 static void 288 radeon_destroy_image(__DRIimage *image) 289 { 290 radeon_bo_unref(image->bo); 291 free(image); 292 } 293 294 static __DRIimage * 295 radeon_create_image(__DRIscreen *screen, 296 int width, int height, int format, 297 unsigned int use, 298 void *loaderPrivate) 299 { 300 __DRIimage *image; 301 radeonScreenPtr radeonScreen = screen->driverPrivate; 302 303 image = calloc(1, sizeof *image); 304 if (image == NULL) 305 return NULL; 306 307 image->dri_format = format; 308 309 switch (format) { 310 case __DRI_IMAGE_FORMAT_RGB565: 311 image->format = MESA_FORMAT_B5G6R5_UNORM; 312 image->internal_format = GL_RGB; 313 image->data_type = GL_UNSIGNED_BYTE; 314 break; 315 case __DRI_IMAGE_FORMAT_XRGB8888: 316 image->format = MESA_FORMAT_B8G8R8X8_UNORM; 317 image->internal_format = GL_RGB; 318 image->data_type = GL_UNSIGNED_BYTE; 319 break; 320 case __DRI_IMAGE_FORMAT_ARGB8888: 321 image->format = MESA_FORMAT_B8G8R8A8_UNORM; 322 image->internal_format = GL_RGBA; 323 image->data_type = GL_UNSIGNED_BYTE; 324 break; 325 default: 326 free(image); 327 return NULL; 328 } 329 330 image->data = loaderPrivate; 331 image->cpp = _mesa_get_format_bytes(image->format); 332 image->width = width; 333 image->height = height; 334 image->pitch = ((image->cpp * image->width + 255) & ~255) / image->cpp; 335 336 image->bo = radeon_bo_open(radeonScreen->bom, 337 0, 338 image->pitch * image->height * image->cpp, 339 0, 340 RADEON_GEM_DOMAIN_VRAM, 341 0); 342 343 if (image->bo == NULL) { 344 free(image); 345 return NULL; 346 } 347 348 return image; 349 } 350 351 static GLboolean 352 radeon_query_image(__DRIimage *image, int attrib, int *value) 353 { 354 switch (attrib) { 355 case __DRI_IMAGE_ATTRIB_STRIDE: 356 *value = image->pitch * image->cpp; 357 return GL_TRUE; 358 case __DRI_IMAGE_ATTRIB_HANDLE: 359 *value = image->bo->handle; 360 return GL_TRUE; 361 case __DRI_IMAGE_ATTRIB_NAME: 362 radeon_gem_get_kernel_name(image->bo, (uint32_t *) value); 363 return GL_TRUE; 364 default: 365 return GL_FALSE; 366 } 367 } 368 369 static const __DRIimageExtension radeonImageExtension = { 370 .base = { __DRI_IMAGE, 1 }, 371 372 .createImageFromName = radeon_create_image_from_name, 373 .createImageFromRenderbuffer = radeon_create_image_from_renderbuffer, 374 .destroyImage = radeon_destroy_image, 375 .createImage = radeon_create_image, 376 .queryImage = radeon_query_image 377 }; 378 379 static int radeon_set_screen_flags(radeonScreenPtr screen, int device_id) 380 { 381 screen->device_id = device_id; 382 screen->chip_flags = 0; 383 switch ( device_id ) { 384 #if defined(RADEON_R100) 385 case PCI_CHIP_RN50_515E: 386 case PCI_CHIP_RN50_5969: 387 return -1; 388 389 case PCI_CHIP_RADEON_LY: 390 case PCI_CHIP_RADEON_LZ: 391 case PCI_CHIP_RADEON_QY: 392 case PCI_CHIP_RADEON_QZ: 393 screen->chip_family = CHIP_FAMILY_RV100; 394 break; 395 396 case PCI_CHIP_RS100_4136: 397 case PCI_CHIP_RS100_4336: 398 screen->chip_family = CHIP_FAMILY_RS100; 399 break; 400 401 case PCI_CHIP_RS200_4137: 402 case PCI_CHIP_RS200_4337: 403 case PCI_CHIP_RS250_4237: 404 case PCI_CHIP_RS250_4437: 405 screen->chip_family = CHIP_FAMILY_RS200; 406 break; 407 408 case PCI_CHIP_RADEON_QD: 409 case PCI_CHIP_RADEON_QE: 410 case PCI_CHIP_RADEON_QF: 411 case PCI_CHIP_RADEON_QG: 412 /* all original radeons (7200) presumably have a stencil op bug */ 413 screen->chip_family = CHIP_FAMILY_R100; 414 screen->chip_flags = RADEON_CHIPSET_TCL | RADEON_CHIPSET_BROKEN_STENCIL | RADEON_CHIPSET_DEPTH_ALWAYS_TILED; 415 break; 416 417 case PCI_CHIP_RV200_QW: 418 case PCI_CHIP_RV200_QX: 419 case PCI_CHIP_RADEON_LW: 420 case PCI_CHIP_RADEON_LX: 421 screen->chip_family = CHIP_FAMILY_RV200; 422 screen->chip_flags = RADEON_CHIPSET_TCL | RADEON_CHIPSET_DEPTH_ALWAYS_TILED; 423 break; 424 425 #elif defined(RADEON_R200) 426 case PCI_CHIP_R200_BB: 427 case PCI_CHIP_R200_QH: 428 case PCI_CHIP_R200_QL: 429 case PCI_CHIP_R200_QM: 430 screen->chip_family = CHIP_FAMILY_R200; 431 screen->chip_flags = RADEON_CHIPSET_TCL | RADEON_CHIPSET_DEPTH_ALWAYS_TILED; 432 break; 433 434 case PCI_CHIP_RV250_If: 435 case PCI_CHIP_RV250_Ig: 436 case PCI_CHIP_RV250_Ld: 437 case PCI_CHIP_RV250_Lf: 438 case PCI_CHIP_RV250_Lg: 439 screen->chip_family = CHIP_FAMILY_RV250; 440 screen->chip_flags = R200_CHIPSET_YCBCR_BROKEN | RADEON_CHIPSET_TCL | RADEON_CHIPSET_DEPTH_ALWAYS_TILED; 441 break; 442 443 case PCI_CHIP_RV280_4C6E: 444 case PCI_CHIP_RV280_5960: 445 case PCI_CHIP_RV280_5961: 446 case PCI_CHIP_RV280_5962: 447 case PCI_CHIP_RV280_5964: 448 case PCI_CHIP_RV280_5965: 449 case PCI_CHIP_RV280_5C61: 450 case PCI_CHIP_RV280_5C63: 451 screen->chip_family = CHIP_FAMILY_RV280; 452 screen->chip_flags = RADEON_CHIPSET_TCL | RADEON_CHIPSET_DEPTH_ALWAYS_TILED; 453 break; 454 455 case PCI_CHIP_RS300_5834: 456 case PCI_CHIP_RS300_5835: 457 case PCI_CHIP_RS350_7834: 458 case PCI_CHIP_RS350_7835: 459 screen->chip_family = CHIP_FAMILY_RS300; 460 screen->chip_flags = RADEON_CHIPSET_DEPTH_ALWAYS_TILED; 461 break; 462 #endif 463 464 default: 465 fprintf(stderr, "unknown chip id 0x%x, can't guess.\n", 466 device_id); 467 return -1; 468 } 469 470 return 0; 471 } 472 473 static int 474 radeonQueryRendererInteger(__DRIscreen *psp, int param, 475 unsigned int *value) 476 { 477 radeonScreenPtr screen = (radeonScreenPtr)psp->driverPrivate; 478 479 switch (param) { 480 case __DRI2_RENDERER_VENDOR_ID: 481 value[0] = 0x1002; 482 return 0; 483 case __DRI2_RENDERER_DEVICE_ID: 484 value[0] = screen->device_id; 485 return 0; 486 case __DRI2_RENDERER_ACCELERATED: 487 value[0] = 1; 488 return 0; 489 case __DRI2_RENDERER_VIDEO_MEMORY: { 490 struct drm_radeon_gem_info gem_info; 491 int retval; 492 memset(&gem_info, 0, sizeof(gem_info)); 493 494 /* Get GEM info. */ 495 retval = drmCommandWriteRead(psp->fd, DRM_RADEON_GEM_INFO, &gem_info, 496 sizeof(gem_info)); 497 498 if (retval) { 499 fprintf(stderr, "radeon: Failed to get MM info, error number %d\n", 500 retval); 501 return -1; 502 503 } 504 /* XXX: Do we want to return vram_size or vram_visible ? */ 505 value[0] = gem_info.vram_size >> 20; 506 return 0; 507 } 508 case __DRI2_RENDERER_UNIFIED_MEMORY_ARCHITECTURE: 509 value[0] = 0; 510 return 0; 511 default: 512 return driQueryRendererIntegerCommon(psp, param, value); 513 } 514 } 515 516 static int 517 radeonQueryRendererString(__DRIscreen *psp, int param, const char **value) 518 { 519 radeonScreenPtr screen = (radeonScreenPtr)psp->driverPrivate; 520 521 switch (param) { 522 case __DRI2_RENDERER_VENDOR_ID: 523 value[0] = radeonVendorString; 524 return 0; 525 case __DRI2_RENDERER_DEVICE_ID: 526 value[0] = radeonGetRendererString(screen); 527 return 0; 528 default: 529 return -1; 530 } 531 } 532 533 static const __DRI2rendererQueryExtension radeonRendererQueryExtension = { 534 .base = { __DRI2_RENDERER_QUERY, 1 }, 535 536 .queryInteger = radeonQueryRendererInteger, 537 .queryString = radeonQueryRendererString 538 }; 539 540 541 static const __DRIextension *radeon_screen_extensions[] = { 542 &dri2ConfigQueryExtension.base, 543 #if defined(RADEON_R100) 544 &radeonTexBufferExtension.base, 545 #elif defined(RADEON_R200) 546 &r200TexBufferExtension.base, 547 #endif 548 &radeonFlushExtension.base, 549 &radeonImageExtension.base, 550 &radeonRendererQueryExtension.base, 551 NULL 552 }; 553 554 static radeonScreenPtr 555 radeonCreateScreen2(__DRIscreen *sPriv) 556 { 557 radeonScreenPtr screen; 558 int ret; 559 uint32_t device_id = 0; 560 561 /* Allocate the private area */ 562 screen = calloc(1, sizeof(*screen)); 563 if ( !screen ) { 564 fprintf(stderr, "%s: Could not allocate memory for screen structure", __func__); 565 fprintf(stderr, "leaving here\n"); 566 return NULL; 567 } 568 569 radeon_init_debug(); 570 571 /* parse information in __driConfigOptions */ 572 driParseOptionInfo (&screen->optionCache, radeon_config_options.xml); 573 574 screen->chip_flags = 0; 575 576 screen->irq = 1; 577 578 ret = radeonGetParam(sPriv, RADEON_PARAM_DEVICE_ID, &device_id); 579 if (ret) { 580 free( screen ); 581 fprintf(stderr, "drm_radeon_getparam_t (RADEON_PARAM_DEVICE_ID): %d\n", ret); 582 return NULL; 583 } 584 585 ret = radeon_set_screen_flags(screen, device_id); 586 if (ret == -1) { 587 free(screen); 588 return NULL; 589 } 590 591 if (getenv("RADEON_NO_TCL")) 592 screen->chip_flags &= ~RADEON_CHIPSET_TCL; 593 594 sPriv->extensions = radeon_screen_extensions; 595 596 screen->driScreen = sPriv; 597 screen->bom = radeon_bo_manager_gem_ctor(sPriv->fd); 598 if (screen->bom == NULL) { 599 free(screen); 600 return NULL; 601 } 602 return screen; 603 } 604 605 /* Destroy the device specific screen private data struct. 606 */ 607 static void 608 radeonDestroyScreen( __DRIscreen *sPriv ) 609 { 610 radeonScreenPtr screen = (radeonScreenPtr)sPriv->driverPrivate; 611 612 if (!screen) 613 return; 614 615 #ifdef RADEON_BO_TRACK 616 radeon_tracker_print(&screen->bom->tracker, stderr); 617 #endif 618 radeon_bo_manager_gem_dtor(screen->bom); 619 620 /* free all option information */ 621 driDestroyOptionInfo (&screen->optionCache); 622 623 free( screen ); 624 sPriv->driverPrivate = NULL; 625 } 626 627 628 /* Initialize the driver specific screen private data. 629 */ 630 static GLboolean 631 radeonInitDriver( __DRIscreen *sPriv ) 632 { 633 sPriv->driverPrivate = (void *) radeonCreateScreen2( sPriv ); 634 if ( !sPriv->driverPrivate ) { 635 radeonDestroyScreen( sPriv ); 636 return GL_FALSE; 637 } 638 639 return GL_TRUE; 640 } 641 642 643 644 /** 645 * Create the Mesa framebuffer and renderbuffers for a given window/drawable. 646 * 647 * \todo This function (and its interface) will need to be updated to support 648 * pbuffers. 649 */ 650 static GLboolean 651 radeonCreateBuffer( __DRIscreen *driScrnPriv, 652 __DRIdrawable *driDrawPriv, 653 const struct gl_config *mesaVis, 654 GLboolean isPixmap ) 655 { 656 radeonScreenPtr screen = (radeonScreenPtr) driScrnPriv->driverPrivate; 657 658 const GLboolean swDepth = GL_FALSE; 659 const GLboolean swAlpha = GL_FALSE; 660 const GLboolean swAccum = mesaVis->accumRedBits > 0; 661 const GLboolean swStencil = mesaVis->stencilBits > 0 && 662 mesaVis->depthBits != 24; 663 mesa_format rgbFormat; 664 struct radeon_framebuffer *rfb; 665 666 if (isPixmap) 667 return GL_FALSE; /* not implemented */ 668 669 rfb = CALLOC_STRUCT(radeon_framebuffer); 670 if (!rfb) 671 return GL_FALSE; 672 673 _mesa_initialize_window_framebuffer(&rfb->base, mesaVis); 674 675 if (mesaVis->redBits == 5) 676 rgbFormat = _mesa_little_endian() ? MESA_FORMAT_B5G6R5_UNORM : MESA_FORMAT_R5G6B5_UNORM; 677 else if (mesaVis->alphaBits == 0) 678 rgbFormat = _mesa_little_endian() ? MESA_FORMAT_B8G8R8X8_UNORM : MESA_FORMAT_X8R8G8B8_UNORM; 679 else 680 rgbFormat = _mesa_little_endian() ? MESA_FORMAT_B8G8R8A8_UNORM : MESA_FORMAT_A8R8G8B8_UNORM; 681 682 /* front color renderbuffer */ 683 rfb->color_rb[0] = radeon_create_renderbuffer(rgbFormat, driDrawPriv); 684 _mesa_add_renderbuffer(&rfb->base, BUFFER_FRONT_LEFT, &rfb->color_rb[0]->base.Base); 685 rfb->color_rb[0]->has_surface = 1; 686 687 /* back color renderbuffer */ 688 if (mesaVis->doubleBufferMode) { 689 rfb->color_rb[1] = radeon_create_renderbuffer(rgbFormat, driDrawPriv); 690 _mesa_add_renderbuffer(&rfb->base, BUFFER_BACK_LEFT, &rfb->color_rb[1]->base.Base); 691 rfb->color_rb[1]->has_surface = 1; 692 } 693 694 if (mesaVis->depthBits == 24) { 695 if (mesaVis->stencilBits == 8) { 696 struct radeon_renderbuffer *depthStencilRb = 697 radeon_create_renderbuffer(MESA_FORMAT_Z24_UNORM_S8_UINT, driDrawPriv); 698 _mesa_add_renderbuffer(&rfb->base, BUFFER_DEPTH, &depthStencilRb->base.Base); 699 _mesa_add_renderbuffer(&rfb->base, BUFFER_STENCIL, &depthStencilRb->base.Base); 700 depthStencilRb->has_surface = screen->depthHasSurface; 701 } else { 702 /* depth renderbuffer */ 703 struct radeon_renderbuffer *depth = 704 radeon_create_renderbuffer(MESA_FORMAT_Z24_UNORM_X8_UINT, driDrawPriv); 705 _mesa_add_renderbuffer(&rfb->base, BUFFER_DEPTH, &depth->base.Base); 706 depth->has_surface = screen->depthHasSurface; 707 } 708 } else if (mesaVis->depthBits == 16) { 709 /* just 16-bit depth buffer, no hw stencil */ 710 struct radeon_renderbuffer *depth = 711 radeon_create_renderbuffer(MESA_FORMAT_Z_UNORM16, driDrawPriv); 712 _mesa_add_renderbuffer(&rfb->base, BUFFER_DEPTH, &depth->base.Base); 713 depth->has_surface = screen->depthHasSurface; 714 } 715 716 _swrast_add_soft_renderbuffers(&rfb->base, 717 GL_FALSE, /* color */ 718 swDepth, 719 swStencil, 720 swAccum, 721 swAlpha, 722 GL_FALSE /* aux */); 723 driDrawPriv->driverPrivate = (void *) rfb; 724 725 return (driDrawPriv->driverPrivate != NULL); 726 } 727 728 729 static void radeon_cleanup_renderbuffers(struct radeon_framebuffer *rfb) 730 { 731 struct radeon_renderbuffer *rb; 732 733 rb = rfb->color_rb[0]; 734 if (rb && rb->bo) { 735 radeon_bo_unref(rb->bo); 736 rb->bo = NULL; 737 } 738 rb = rfb->color_rb[1]; 739 if (rb && rb->bo) { 740 radeon_bo_unref(rb->bo); 741 rb->bo = NULL; 742 } 743 rb = radeon_get_renderbuffer(&rfb->base, BUFFER_DEPTH); 744 if (rb && rb->bo) { 745 radeon_bo_unref(rb->bo); 746 rb->bo = NULL; 747 } 748 } 749 750 void 751 radeonDestroyBuffer(__DRIdrawable *driDrawPriv) 752 { 753 struct radeon_framebuffer *rfb; 754 if (!driDrawPriv) 755 return; 756 757 rfb = (void*)driDrawPriv->driverPrivate; 758 if (!rfb) 759 return; 760 radeon_cleanup_renderbuffers(rfb); 761 _mesa_reference_framebuffer((struct gl_framebuffer **)(&(driDrawPriv->driverPrivate)), NULL); 762 } 763 764 /** 765 * This is the driver specific part of the createNewScreen entry point. 766 * Called when using DRI2. 767 * 768 * \return the struct gl_config supported by this driver 769 */ 770 static const 771 __DRIconfig **radeonInitScreen2(__DRIscreen *psp) 772 { 773 static const mesa_format formats[3] = { 774 MESA_FORMAT_B5G6R5_UNORM, 775 MESA_FORMAT_B8G8R8X8_UNORM, 776 MESA_FORMAT_B8G8R8A8_UNORM 777 }; 778 /* GLX_SWAP_COPY_OML is only supported because the Intel driver doesn't 779 * support pageflipping at all. 780 */ 781 static const GLenum back_buffer_modes[] = { 782 GLX_NONE, GLX_SWAP_UNDEFINED_OML, /*, GLX_SWAP_COPY_OML*/ 783 }; 784 uint8_t depth_bits[4], stencil_bits[4], msaa_samples_array[1]; 785 int color; 786 __DRIconfig **configs = NULL; 787 788 psp->max_gl_compat_version = 13; 789 psp->max_gl_es1_version = 11; 790 791 if (!radeonInitDriver(psp)) { 792 return NULL; 793 } 794 depth_bits[0] = 0; 795 stencil_bits[0] = 0; 796 depth_bits[1] = 16; 797 stencil_bits[1] = 0; 798 depth_bits[2] = 24; 799 stencil_bits[2] = 0; 800 depth_bits[3] = 24; 801 stencil_bits[3] = 8; 802 803 msaa_samples_array[0] = 0; 804 805 for (color = 0; color < ARRAY_SIZE(formats); color++) { 806 __DRIconfig **new_configs; 807 808 new_configs = driCreateConfigs(formats[color], 809 depth_bits, 810 stencil_bits, 811 ARRAY_SIZE(depth_bits), 812 back_buffer_modes, 813 ARRAY_SIZE(back_buffer_modes), 814 msaa_samples_array, 815 ARRAY_SIZE(msaa_samples_array), 816 GL_TRUE, GL_FALSE); 817 configs = driConcatConfigs(configs, new_configs); 818 } 819 820 if (configs == NULL) { 821 fprintf(stderr, "[%s:%u] Error creating FBConfig!\n", __func__, 822 __LINE__); 823 return NULL; 824 } 825 826 return (const __DRIconfig **)configs; 827 } 828 829 static const struct __DriverAPIRec radeon_driver_api = { 830 .InitScreen = radeonInitScreen2, 831 .DestroyScreen = radeonDestroyScreen, 832 #if defined(RADEON_R200) 833 .CreateContext = r200CreateContext, 834 .DestroyContext = r200DestroyContext, 835 #else 836 .CreateContext = r100CreateContext, 837 .DestroyContext = radeonDestroyContext, 838 #endif 839 .CreateBuffer = radeonCreateBuffer, 840 .DestroyBuffer = radeonDestroyBuffer, 841 .MakeCurrent = radeonMakeCurrent, 842 .UnbindContext = radeonUnbindContext, 843 }; 844 845 static const struct __DRIDriverVtableExtensionRec radeon_vtable = { 846 .base = { __DRI_DRIVER_VTABLE, 1 }, 847 .vtable = &radeon_driver_api, 848 }; 849 850 /* This is the table of extensions that the loader will dlsym() for. */ 851 static const __DRIextension *radeon_driver_extensions[] = { 852 &driCoreExtension.base, 853 &driDRI2Extension.base, 854 &radeon_config_options.base, 855 &radeon_vtable.base, 856 NULL 857 }; 858 859 #ifdef RADEON_R200 860 PUBLIC const __DRIextension **__driDriverGetExtensions_r200(void) 861 { 862 globalDriverAPI = &radeon_driver_api; 863 864 return radeon_driver_extensions; 865 } 866 #else 867 PUBLIC const __DRIextension **__driDriverGetExtensions_radeon(void) 868 { 869 globalDriverAPI = &radeon_driver_api; 870 871 return radeon_driver_extensions; 872 } 873 #endif 874