r600_cp.c revision 207066
1/*- 2 * Copyright 2008-2009 Advanced Micro Devices, Inc. 3 * Copyright 2008 Red Hat Inc. 4 * 5 * Permission is hereby granted, free of charge, to any person obtaining a 6 * copy of this software and associated documentation files (the "Software"), 7 * to deal in the Software without restriction, including without limitation 8 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 9 * and/or sell copies of the Software, and to permit persons to whom the 10 * Software is furnished to do so, subject to the following conditions: 11 * 12 * The above copyright notice and this permission notice (including the next 13 * paragraph) shall be included in all copies or substantial portions of the 14 * Software. 15 * 16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 19 * THE COPYRIGHT HOLDER(S) AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR 20 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 21 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 22 * DEALINGS IN THE SOFTWARE. 23 * 24 * Authors: 25 * Dave Airlie <airlied@redhat.com> 26 * Alex Deucher <alexander.deucher@amd.com> 27 */ 28 29#include <sys/cdefs.h> 30__FBSDID("$FreeBSD: head/sys/dev/drm/r600_cp.c 207066 2010-04-22 18:21:25Z rnoland $"); 31 32#include "dev/drm/drmP.h" 33#include "dev/drm/drm.h" 34#include "dev/drm/radeon_drm.h" 35#include "dev/drm/radeon_drv.h" 36 37#include "dev/drm/r600_microcode.h" 38 39# define ATI_PCIGART_PAGE_SIZE 4096 /**< PCI GART page size */ 40# define ATI_PCIGART_PAGE_MASK (~(ATI_PCIGART_PAGE_SIZE-1)) 41 42#define R600_PTE_VALID (1 << 0) 43#define R600_PTE_SYSTEM (1 << 1) 44#define R600_PTE_SNOOPED (1 << 2) 45#define R600_PTE_READABLE (1 << 5) 46#define R600_PTE_WRITEABLE (1 << 6) 47 48/* MAX values used for gfx init */ 49#define R6XX_MAX_SH_GPRS 256 50#define R6XX_MAX_TEMP_GPRS 16 51#define R6XX_MAX_SH_THREADS 256 52#define R6XX_MAX_SH_STACK_ENTRIES 4096 53#define R6XX_MAX_BACKENDS 8 54#define R6XX_MAX_BACKENDS_MASK 0xff 55#define R6XX_MAX_SIMDS 8 56#define R6XX_MAX_SIMDS_MASK 0xff 57#define R6XX_MAX_PIPES 8 58#define R6XX_MAX_PIPES_MASK 0xff 59 60#define R7XX_MAX_SH_GPRS 256 61#define R7XX_MAX_TEMP_GPRS 16 62#define R7XX_MAX_SH_THREADS 256 63#define R7XX_MAX_SH_STACK_ENTRIES 4096 64#define R7XX_MAX_BACKENDS 8 65#define R7XX_MAX_BACKENDS_MASK 0xff 66#define R7XX_MAX_SIMDS 16 67#define R7XX_MAX_SIMDS_MASK 0xffff 68#define R7XX_MAX_PIPES 8 69#define R7XX_MAX_PIPES_MASK 0xff 70 71static int r600_do_wait_for_fifo(drm_radeon_private_t *dev_priv, int entries) 72{ 73 int i; 74 75 dev_priv->stats.boxes |= RADEON_BOX_WAIT_IDLE; 76 77 for (i = 0; i < dev_priv->usec_timeout; i++) { 78 int slots; 79 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RV770) 80 slots = (RADEON_READ(R600_GRBM_STATUS) 81 & R700_CMDFIFO_AVAIL_MASK); 82 else 83 slots = (RADEON_READ(R600_GRBM_STATUS) 84 & R600_CMDFIFO_AVAIL_MASK); 85 if (slots >= entries) 86 return 0; 87 DRM_UDELAY(1); 88 } 89 DRM_INFO("wait for fifo failed status : 0x%08X 0x%08X\n", 90 RADEON_READ(R600_GRBM_STATUS), 91 RADEON_READ(R600_GRBM_STATUS2)); 92 93 return -EBUSY; 94} 95 96static int r600_do_wait_for_idle(drm_radeon_private_t *dev_priv) 97{ 98 int i, ret; 99 100 dev_priv->stats.boxes |= RADEON_BOX_WAIT_IDLE; 101 102 if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RV770) 103 ret = r600_do_wait_for_fifo(dev_priv, 8); 104 else 105 ret = r600_do_wait_for_fifo(dev_priv, 16); 106 if (ret) 107 return ret; 108 for (i = 0; i < dev_priv->usec_timeout; i++) { 109 if (!(RADEON_READ(R600_GRBM_STATUS) & R600_GUI_ACTIVE)) 110 return 0; 111 DRM_UDELAY(1); 112 } 113 DRM_INFO("wait idle failed status : 0x%08X 0x%08X\n", 114 RADEON_READ(R600_GRBM_STATUS), 115 RADEON_READ(R600_GRBM_STATUS2)); 116 117 return -EBUSY; 118} 119 120void r600_page_table_cleanup(struct drm_device *dev, struct drm_ati_pcigart_info *gart_info) 121{ 122#ifdef __linux__ 123 struct drm_sg_mem *entry = dev->sg; 124 int max_pages; 125 int pages; 126 int i; 127#endif 128 if (gart_info->bus_addr) { 129#ifdef __linux__ 130 max_pages = (gart_info->table_size / sizeof(u32)); 131 pages = (entry->pages <= max_pages) 132 ? entry->pages : max_pages; 133 134 for (i = 0; i < pages; i++) { 135 if (!entry->busaddr[i]) 136 break; 137 pci_unmap_single(dev->pdev, entry->busaddr[i], 138 PAGE_SIZE, PCI_DMA_TODEVICE); 139 } 140#endif 141 if (gart_info->gart_table_location == DRM_ATI_GART_MAIN) 142 gart_info->bus_addr = 0; 143 } 144} 145 146/* R600 has page table setup */ 147int r600_page_table_init(struct drm_device *dev) 148{ 149 drm_radeon_private_t *dev_priv = dev->dev_private; 150 struct drm_ati_pcigart_info *gart_info = &dev_priv->gart_info; 151 struct drm_sg_mem *entry = dev->sg; 152 int ret = 0; 153 int i, j; 154 int max_pages, pages; 155 u64 *pci_gart, page_base; 156 dma_addr_t entry_addr; 157 158 /* okay page table is available - lets rock */ 159 160 /* PTEs are 64-bits */ 161 pci_gart = (u64 *)gart_info->addr; 162 163 max_pages = (gart_info->table_size / sizeof(u64)); 164 pages = (entry->pages <= max_pages) ? entry->pages : max_pages; 165 166 memset(pci_gart, 0, max_pages * sizeof(u64)); 167 168 for (i = 0; i < pages; i++) { 169#ifdef __linux__ 170 entry->busaddr[i] = pci_map_single(dev->pdev, 171 page_address(entry-> 172 pagelist[i]), 173 PAGE_SIZE, PCI_DMA_TODEVICE); 174 if (entry->busaddr[i] == 0) { 175 DRM_ERROR("unable to map PCIGART pages!\n"); 176 r600_page_table_cleanup(dev, gart_info); 177 goto done; 178 } 179#endif 180 entry_addr = entry->busaddr[i]; 181 for (j = 0; j < (PAGE_SIZE / ATI_PCIGART_PAGE_SIZE); j++) { 182 page_base = (u64) entry_addr & ATI_PCIGART_PAGE_MASK; 183 page_base |= R600_PTE_VALID | R600_PTE_SYSTEM | R600_PTE_SNOOPED; 184 page_base |= R600_PTE_READABLE | R600_PTE_WRITEABLE; 185 186 *pci_gart = page_base; 187 188 if ((i % 128) == 0) 189 DRM_DEBUG("page entry %d: 0x%016llx\n", 190 i, (unsigned long long)page_base); 191 pci_gart++; 192 entry_addr += ATI_PCIGART_PAGE_SIZE; 193 } 194 } 195 ret = 1; 196#ifdef __linux__ 197done: 198#endif 199 return ret; 200} 201 202static void r600_vm_flush_gart_range(struct drm_device *dev) 203{ 204 drm_radeon_private_t *dev_priv = dev->dev_private; 205 u32 resp, countdown = 1000; 206 RADEON_WRITE(R600_VM_CONTEXT0_INVALIDATION_LOW_ADDR, dev_priv->gart_vm_start >> 12); 207 RADEON_WRITE(R600_VM_CONTEXT0_INVALIDATION_HIGH_ADDR, (dev_priv->gart_vm_start + dev_priv->gart_size - 1) >> 12); 208 RADEON_WRITE(R600_VM_CONTEXT0_REQUEST_RESPONSE, 2); 209 210 do { 211 resp = RADEON_READ(R600_VM_CONTEXT0_REQUEST_RESPONSE); 212 countdown--; 213 DRM_UDELAY(1); 214 } while (((resp & 0xf0) == 0) && countdown); 215} 216 217static void r600_vm_init(struct drm_device *dev) 218{ 219 drm_radeon_private_t *dev_priv = dev->dev_private; 220 /* initialise the VM to use the page table we constructed up there */ 221 u32 vm_c0, i; 222 u32 mc_rd_a; 223 u32 vm_l2_cntl, vm_l2_cntl3; 224 /* okay set up the PCIE aperture type thingo */ 225 RADEON_WRITE(R600_MC_VM_SYSTEM_APERTURE_LOW_ADDR, dev_priv->gart_vm_start >> 12); 226 RADEON_WRITE(R600_MC_VM_SYSTEM_APERTURE_HIGH_ADDR, (dev_priv->gart_vm_start + dev_priv->gart_size - 1) >> 12); 227 RADEON_WRITE(R600_MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR, 0); 228 229 /* setup MC RD a */ 230 mc_rd_a = R600_MCD_L1_TLB | R600_MCD_L1_FRAG_PROC | R600_MCD_SYSTEM_ACCESS_MODE_IN_SYS | 231 R600_MCD_SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU | R600_MCD_EFFECTIVE_L1_TLB_SIZE(5) | 232 R600_MCD_EFFECTIVE_L1_QUEUE_SIZE(5) | R600_MCD_WAIT_L2_QUERY; 233 234 RADEON_WRITE(R600_MCD_RD_A_CNTL, mc_rd_a); 235 RADEON_WRITE(R600_MCD_RD_B_CNTL, mc_rd_a); 236 237 RADEON_WRITE(R600_MCD_WR_A_CNTL, mc_rd_a); 238 RADEON_WRITE(R600_MCD_WR_B_CNTL, mc_rd_a); 239 240 RADEON_WRITE(R600_MCD_RD_GFX_CNTL, mc_rd_a); 241 RADEON_WRITE(R600_MCD_WR_GFX_CNTL, mc_rd_a); 242 243 RADEON_WRITE(R600_MCD_RD_SYS_CNTL, mc_rd_a); 244 RADEON_WRITE(R600_MCD_WR_SYS_CNTL, mc_rd_a); 245 246 RADEON_WRITE(R600_MCD_RD_HDP_CNTL, mc_rd_a | R600_MCD_L1_STRICT_ORDERING); 247 RADEON_WRITE(R600_MCD_WR_HDP_CNTL, mc_rd_a /*| R600_MCD_L1_STRICT_ORDERING*/); 248 249 RADEON_WRITE(R600_MCD_RD_PDMA_CNTL, mc_rd_a); 250 RADEON_WRITE(R600_MCD_WR_PDMA_CNTL, mc_rd_a); 251 252 RADEON_WRITE(R600_MCD_RD_SEM_CNTL, mc_rd_a | R600_MCD_SEMAPHORE_MODE); 253 RADEON_WRITE(R600_MCD_WR_SEM_CNTL, mc_rd_a); 254 255 vm_l2_cntl = R600_VM_L2_CACHE_EN | R600_VM_L2_FRAG_PROC | R600_VM_ENABLE_PTE_CACHE_LRU_W; 256 vm_l2_cntl |= R600_VM_L2_CNTL_QUEUE_SIZE(7); 257 RADEON_WRITE(R600_VM_L2_CNTL, vm_l2_cntl); 258 259 RADEON_WRITE(R600_VM_L2_CNTL2, 0); 260 vm_l2_cntl3 = (R600_VM_L2_CNTL3_BANK_SELECT_0(0) | 261 R600_VM_L2_CNTL3_BANK_SELECT_1(1) | 262 R600_VM_L2_CNTL3_CACHE_UPDATE_MODE(2)); 263 RADEON_WRITE(R600_VM_L2_CNTL3, vm_l2_cntl3); 264 265 vm_c0 = R600_VM_ENABLE_CONTEXT | R600_VM_PAGE_TABLE_DEPTH_FLAT; 266 267 RADEON_WRITE(R600_VM_CONTEXT0_CNTL, vm_c0); 268 269 vm_c0 &= ~R600_VM_ENABLE_CONTEXT; 270 271 /* disable all other contexts */ 272 for (i = 1; i < 8; i++) 273 RADEON_WRITE(R600_VM_CONTEXT0_CNTL + (i * 4), vm_c0); 274 275 RADEON_WRITE(R600_VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, dev_priv->gart_info.bus_addr >> 12); 276 RADEON_WRITE(R600_VM_CONTEXT0_PAGE_TABLE_START_ADDR, dev_priv->gart_vm_start >> 12); 277 RADEON_WRITE(R600_VM_CONTEXT0_PAGE_TABLE_END_ADDR, (dev_priv->gart_vm_start + dev_priv->gart_size - 1) >> 12); 278 279 r600_vm_flush_gart_range(dev); 280} 281 282/* load r600 microcode */ 283static void r600_cp_load_microcode(drm_radeon_private_t *dev_priv) 284{ 285 const u32 (*cp)[3]; 286 const u32 *pfp; 287 int i; 288 289 switch (dev_priv->flags & RADEON_FAMILY_MASK) { 290 case CHIP_R600: 291 DRM_INFO("Loading R600 Microcode\n"); 292 cp = R600_cp_microcode; 293 pfp = R600_pfp_microcode; 294 break; 295 case CHIP_RV610: 296 DRM_INFO("Loading RV610 Microcode\n"); 297 cp = RV610_cp_microcode; 298 pfp = RV610_pfp_microcode; 299 break; 300 case CHIP_RV630: 301 DRM_INFO("Loading RV630 Microcode\n"); 302 cp = RV630_cp_microcode; 303 pfp = RV630_pfp_microcode; 304 break; 305 case CHIP_RV620: 306 DRM_INFO("Loading RV620 Microcode\n"); 307 cp = RV620_cp_microcode; 308 pfp = RV620_pfp_microcode; 309 break; 310 case CHIP_RV635: 311 DRM_INFO("Loading RV635 Microcode\n"); 312 cp = RV635_cp_microcode; 313 pfp = RV635_pfp_microcode; 314 break; 315 case CHIP_RV670: 316 DRM_INFO("Loading RV670 Microcode\n"); 317 cp = RV670_cp_microcode; 318 pfp = RV670_pfp_microcode; 319 break; 320 case CHIP_RS780: 321 case CHIP_RS880: 322 DRM_INFO("Loading RS780/RS880 Microcode\n"); 323 cp = RS780_cp_microcode; 324 pfp = RS780_pfp_microcode; 325 break; 326 default: 327 return; 328 } 329 330 r600_do_cp_stop(dev_priv); 331 332 RADEON_WRITE(R600_CP_RB_CNTL, 333 R600_RB_NO_UPDATE | 334 R600_RB_BLKSZ(15) | 335 R600_RB_BUFSZ(3)); 336 337 RADEON_WRITE(R600_GRBM_SOFT_RESET, R600_SOFT_RESET_CP); 338 RADEON_READ(R600_GRBM_SOFT_RESET); 339 DRM_UDELAY(15000); 340 RADEON_WRITE(R600_GRBM_SOFT_RESET, 0); 341 342 RADEON_WRITE(R600_CP_ME_RAM_WADDR, 0); 343 344 for (i = 0; i < PM4_UCODE_SIZE; i++) { 345 RADEON_WRITE(R600_CP_ME_RAM_DATA, cp[i][0]); 346 RADEON_WRITE(R600_CP_ME_RAM_DATA, cp[i][1]); 347 RADEON_WRITE(R600_CP_ME_RAM_DATA, cp[i][2]); 348 } 349 350 RADEON_WRITE(R600_CP_PFP_UCODE_ADDR, 0); 351 for (i = 0; i < PFP_UCODE_SIZE; i++) 352 RADEON_WRITE(R600_CP_PFP_UCODE_DATA, pfp[i]); 353 354 RADEON_WRITE(R600_CP_PFP_UCODE_ADDR, 0); 355 RADEON_WRITE(R600_CP_ME_RAM_WADDR, 0); 356 RADEON_WRITE(R600_CP_ME_RAM_RADDR, 0); 357} 358 359static void r700_vm_init(struct drm_device *dev) 360{ 361 drm_radeon_private_t *dev_priv = dev->dev_private; 362 /* initialise the VM to use the page table we constructed up there */ 363 u32 vm_c0, i; 364 u32 mc_vm_md_l1; 365 u32 vm_l2_cntl, vm_l2_cntl3; 366 /* okay set up the PCIE aperture type thingo */ 367 RADEON_WRITE(R700_MC_VM_SYSTEM_APERTURE_LOW_ADDR, dev_priv->gart_vm_start >> 12); 368 RADEON_WRITE(R700_MC_VM_SYSTEM_APERTURE_HIGH_ADDR, (dev_priv->gart_vm_start + dev_priv->gart_size - 1) >> 12); 369 RADEON_WRITE(R700_MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR, 0); 370 371 mc_vm_md_l1 = R700_ENABLE_L1_TLB | 372 R700_ENABLE_L1_FRAGMENT_PROCESSING | 373 R700_SYSTEM_ACCESS_MODE_IN_SYS | 374 R700_SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU | 375 R700_EFFECTIVE_L1_TLB_SIZE(5) | 376 R700_EFFECTIVE_L1_QUEUE_SIZE(5); 377 378 RADEON_WRITE(R700_MC_VM_MD_L1_TLB0_CNTL, mc_vm_md_l1); 379 RADEON_WRITE(R700_MC_VM_MD_L1_TLB1_CNTL, mc_vm_md_l1); 380 RADEON_WRITE(R700_MC_VM_MD_L1_TLB2_CNTL, mc_vm_md_l1); 381 RADEON_WRITE(R700_MC_VM_MB_L1_TLB0_CNTL, mc_vm_md_l1); 382 RADEON_WRITE(R700_MC_VM_MB_L1_TLB1_CNTL, mc_vm_md_l1); 383 RADEON_WRITE(R700_MC_VM_MB_L1_TLB2_CNTL, mc_vm_md_l1); 384 RADEON_WRITE(R700_MC_VM_MB_L1_TLB3_CNTL, mc_vm_md_l1); 385 386 vm_l2_cntl = R600_VM_L2_CACHE_EN | R600_VM_L2_FRAG_PROC | R600_VM_ENABLE_PTE_CACHE_LRU_W; 387 vm_l2_cntl |= R700_VM_L2_CNTL_QUEUE_SIZE(7); 388 RADEON_WRITE(R600_VM_L2_CNTL, vm_l2_cntl); 389 390 RADEON_WRITE(R600_VM_L2_CNTL2, 0); 391 vm_l2_cntl3 = R700_VM_L2_CNTL3_BANK_SELECT(0) | R700_VM_L2_CNTL3_CACHE_UPDATE_MODE(2); 392 RADEON_WRITE(R600_VM_L2_CNTL3, vm_l2_cntl3); 393 394 vm_c0 = R600_VM_ENABLE_CONTEXT | R600_VM_PAGE_TABLE_DEPTH_FLAT; 395 396 RADEON_WRITE(R600_VM_CONTEXT0_CNTL, vm_c0); 397 398 vm_c0 &= ~R600_VM_ENABLE_CONTEXT; 399 400 /* disable all other contexts */ 401 for (i = 1; i < 8; i++) 402 RADEON_WRITE(R600_VM_CONTEXT0_CNTL + (i * 4), vm_c0); 403 404 RADEON_WRITE(R700_VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, dev_priv->gart_info.bus_addr >> 12); 405 RADEON_WRITE(R700_VM_CONTEXT0_PAGE_TABLE_START_ADDR, dev_priv->gart_vm_start >> 12); 406 RADEON_WRITE(R700_VM_CONTEXT0_PAGE_TABLE_END_ADDR, (dev_priv->gart_vm_start + dev_priv->gart_size - 1) >> 12); 407 408 r600_vm_flush_gart_range(dev); 409} 410 411/* load r600 microcode */ 412static void r700_cp_load_microcode(drm_radeon_private_t *dev_priv) 413{ 414 const u32 *pfp; 415 const u32 *cp; 416 int i; 417 418 switch (dev_priv->flags & RADEON_FAMILY_MASK) { 419 case CHIP_RV770: 420 DRM_INFO("Loading RV770/RV790 Microcode\n"); 421 pfp = RV770_pfp_microcode; 422 cp = RV770_cp_microcode; 423 break; 424 case CHIP_RV730: 425 case CHIP_RV740: 426 DRM_INFO("Loading RV730/RV740 Microcode\n"); 427 pfp = RV730_pfp_microcode; 428 cp = RV730_cp_microcode; 429 break; 430 case CHIP_RV710: 431 DRM_INFO("Loading RV710 Microcode\n"); 432 pfp = RV710_pfp_microcode; 433 cp = RV710_cp_microcode; 434 break; 435 default: 436 return; 437 } 438 439 r600_do_cp_stop(dev_priv); 440 441 RADEON_WRITE(R600_CP_RB_CNTL, 442 R600_RB_NO_UPDATE | 443 (15 << 8) | 444 (3 << 0)); 445 446 RADEON_WRITE(R600_GRBM_SOFT_RESET, R600_SOFT_RESET_CP); 447 RADEON_READ(R600_GRBM_SOFT_RESET); 448 DRM_UDELAY(15000); 449 RADEON_WRITE(R600_GRBM_SOFT_RESET, 0); 450 451 RADEON_WRITE(R600_CP_PFP_UCODE_ADDR, 0); 452 for (i = 0; i < R700_PFP_UCODE_SIZE; i++) 453 RADEON_WRITE(R600_CP_PFP_UCODE_DATA, pfp[i]); 454 RADEON_WRITE(R600_CP_PFP_UCODE_ADDR, 0); 455 456 RADEON_WRITE(R600_CP_ME_RAM_WADDR, 0); 457 for (i = 0; i < R700_PM4_UCODE_SIZE; i++) 458 RADEON_WRITE(R600_CP_ME_RAM_DATA, cp[i]); 459 RADEON_WRITE(R600_CP_ME_RAM_WADDR, 0); 460 461 RADEON_WRITE(R600_CP_PFP_UCODE_ADDR, 0); 462 RADEON_WRITE(R600_CP_ME_RAM_WADDR, 0); 463 RADEON_WRITE(R600_CP_ME_RAM_RADDR, 0); 464} 465 466static void r600_test_writeback(drm_radeon_private_t *dev_priv) 467{ 468 u32 tmp; 469 470 /* Start with assuming that writeback doesn't work */ 471 dev_priv->writeback_works = 0; 472 473 /* Writeback doesn't seem to work everywhere, test it here and possibly 474 * enable it if it appears to work 475 */ 476 radeon_write_ring_rptr(dev_priv, R600_SCRATCHOFF(1), 0); 477 478 RADEON_WRITE(R600_SCRATCH_REG1, 0xdeadbeef); 479 480 for (tmp = 0; tmp < dev_priv->usec_timeout; tmp++) { 481 u32 val; 482 483 val = radeon_read_ring_rptr(dev_priv, R600_SCRATCHOFF(1)); 484 if (val == 0xdeadbeef) 485 break; 486 DRM_UDELAY(1); 487 } 488 489 if (tmp < dev_priv->usec_timeout) { 490 dev_priv->writeback_works = 1; 491 DRM_INFO("writeback test succeeded in %d usecs\n", tmp); 492 } else { 493 dev_priv->writeback_works = 0; 494 DRM_INFO("writeback test failed\n"); 495 } 496 if (radeon_no_wb == 1) { 497 dev_priv->writeback_works = 0; 498 DRM_INFO("writeback forced off\n"); 499 } 500 501 if (!dev_priv->writeback_works) { 502 /* Disable writeback to avoid unnecessary bus master transfer */ 503 RADEON_WRITE(R600_CP_RB_CNTL, RADEON_READ(R600_CP_RB_CNTL) | 504 RADEON_RB_NO_UPDATE); 505 RADEON_WRITE(R600_SCRATCH_UMSK, 0); 506 } 507} 508 509int r600_do_engine_reset(struct drm_device *dev) 510{ 511 drm_radeon_private_t *dev_priv = dev->dev_private; 512 u32 cp_ptr, cp_me_cntl, cp_rb_cntl; 513 514 DRM_INFO("Resetting GPU\n"); 515 516 cp_ptr = RADEON_READ(R600_CP_RB_WPTR); 517 cp_me_cntl = RADEON_READ(R600_CP_ME_CNTL); 518 RADEON_WRITE(R600_CP_ME_CNTL, R600_CP_ME_HALT); 519 520 RADEON_WRITE(R600_GRBM_SOFT_RESET, 0x7fff); 521 RADEON_READ(R600_GRBM_SOFT_RESET); 522 DRM_UDELAY(50); 523 RADEON_WRITE(R600_GRBM_SOFT_RESET, 0); 524 RADEON_READ(R600_GRBM_SOFT_RESET); 525 526 RADEON_WRITE(R600_CP_RB_WPTR_DELAY, 0); 527 cp_rb_cntl = RADEON_READ(R600_CP_RB_CNTL); 528 RADEON_WRITE(R600_CP_RB_CNTL, R600_RB_RPTR_WR_ENA); 529 530 RADEON_WRITE(R600_CP_RB_RPTR_WR, cp_ptr); 531 RADEON_WRITE(R600_CP_RB_WPTR, cp_ptr); 532 RADEON_WRITE(R600_CP_RB_CNTL, cp_rb_cntl); 533 RADEON_WRITE(R600_CP_ME_CNTL, cp_me_cntl); 534 535 /* Reset the CP ring */ 536 r600_do_cp_reset(dev_priv); 537 538 /* The CP is no longer running after an engine reset */ 539 dev_priv->cp_running = 0; 540 541 /* Reset any pending vertex, indirect buffers */ 542 radeon_freelist_reset(dev); 543 544 return 0; 545 546} 547 548static u32 r600_get_tile_pipe_to_backend_map(u32 num_tile_pipes, 549 u32 num_backends, 550 u32 backend_disable_mask) 551{ 552 u32 backend_map = 0; 553 u32 enabled_backends_mask; 554 u32 enabled_backends_count; 555 u32 cur_pipe; 556 u32 swizzle_pipe[R6XX_MAX_PIPES]; 557 u32 cur_backend; 558 u32 i; 559 560 if (num_tile_pipes > R6XX_MAX_PIPES) 561 num_tile_pipes = R6XX_MAX_PIPES; 562 if (num_tile_pipes < 1) 563 num_tile_pipes = 1; 564 if (num_backends > R6XX_MAX_BACKENDS) 565 num_backends = R6XX_MAX_BACKENDS; 566 if (num_backends < 1) 567 num_backends = 1; 568 569 enabled_backends_mask = 0; 570 enabled_backends_count = 0; 571 for (i = 0; i < R6XX_MAX_BACKENDS; ++i) { 572 if (((backend_disable_mask >> i) & 1) == 0) { 573 enabled_backends_mask |= (1 << i); 574 ++enabled_backends_count; 575 } 576 if (enabled_backends_count == num_backends) 577 break; 578 } 579 580 if (enabled_backends_count == 0) { 581 enabled_backends_mask = 1; 582 enabled_backends_count = 1; 583 } 584 585 if (enabled_backends_count != num_backends) 586 num_backends = enabled_backends_count; 587 588 memset((uint8_t *)&swizzle_pipe[0], 0, sizeof(u32) * R6XX_MAX_PIPES); 589 switch (num_tile_pipes) { 590 case 1: 591 swizzle_pipe[0] = 0; 592 break; 593 case 2: 594 swizzle_pipe[0] = 0; 595 swizzle_pipe[1] = 1; 596 break; 597 case 3: 598 swizzle_pipe[0] = 0; 599 swizzle_pipe[1] = 1; 600 swizzle_pipe[2] = 2; 601 break; 602 case 4: 603 swizzle_pipe[0] = 0; 604 swizzle_pipe[1] = 1; 605 swizzle_pipe[2] = 2; 606 swizzle_pipe[3] = 3; 607 break; 608 case 5: 609 swizzle_pipe[0] = 0; 610 swizzle_pipe[1] = 1; 611 swizzle_pipe[2] = 2; 612 swizzle_pipe[3] = 3; 613 swizzle_pipe[4] = 4; 614 break; 615 case 6: 616 swizzle_pipe[0] = 0; 617 swizzle_pipe[1] = 2; 618 swizzle_pipe[2] = 4; 619 swizzle_pipe[3] = 5; 620 swizzle_pipe[4] = 1; 621 swizzle_pipe[5] = 3; 622 break; 623 case 7: 624 swizzle_pipe[0] = 0; 625 swizzle_pipe[1] = 2; 626 swizzle_pipe[2] = 4; 627 swizzle_pipe[3] = 6; 628 swizzle_pipe[4] = 1; 629 swizzle_pipe[5] = 3; 630 swizzle_pipe[6] = 5; 631 break; 632 case 8: 633 swizzle_pipe[0] = 0; 634 swizzle_pipe[1] = 2; 635 swizzle_pipe[2] = 4; 636 swizzle_pipe[3] = 6; 637 swizzle_pipe[4] = 1; 638 swizzle_pipe[5] = 3; 639 swizzle_pipe[6] = 5; 640 swizzle_pipe[7] = 7; 641 break; 642 } 643 644 cur_backend = 0; 645 for (cur_pipe = 0; cur_pipe < num_tile_pipes; ++cur_pipe) { 646 while (((1 << cur_backend) & enabled_backends_mask) == 0) 647 cur_backend = (cur_backend + 1) % R6XX_MAX_BACKENDS; 648 649 backend_map |= (u32)(((cur_backend & 3) << (swizzle_pipe[cur_pipe] * 2))); 650 651 cur_backend = (cur_backend + 1) % R6XX_MAX_BACKENDS; 652 } 653 654 return backend_map; 655} 656 657static int r600_count_pipe_bits(uint32_t val) 658{ 659 int i, ret = 0; 660 for (i = 0; i < 32; i++) { 661 ret += val & 1; 662 val >>= 1; 663 } 664 return ret; 665} 666 667static void r600_gfx_init(struct drm_device *dev, 668 drm_radeon_private_t *dev_priv) 669{ 670 int i, j, num_qd_pipes; 671 u32 sx_debug_1; 672 u32 tc_cntl; 673 u32 arb_pop; 674 u32 num_gs_verts_per_thread; 675 u32 vgt_gs_per_es; 676 u32 gs_prim_buffer_depth = 0; 677 u32 sq_ms_fifo_sizes; 678 u32 sq_config; 679 u32 sq_gpr_resource_mgmt_1 = 0; 680 u32 sq_gpr_resource_mgmt_2 = 0; 681 u32 sq_thread_resource_mgmt = 0; 682 u32 sq_stack_resource_mgmt_1 = 0; 683 u32 sq_stack_resource_mgmt_2 = 0; 684 u32 hdp_host_path_cntl; 685 u32 backend_map; 686 u32 gb_tiling_config = 0; 687 u32 cc_rb_backend_disable = 0; 688 u32 cc_gc_shader_pipe_config = 0; 689 u32 ramcfg; 690 691 /* setup chip specs */ 692 switch (dev_priv->flags & RADEON_FAMILY_MASK) { 693 case CHIP_R600: 694 dev_priv->r600_max_pipes = 4; 695 dev_priv->r600_max_tile_pipes = 8; 696 dev_priv->r600_max_simds = 4; 697 dev_priv->r600_max_backends = 4; 698 dev_priv->r600_max_gprs = 256; 699 dev_priv->r600_max_threads = 192; 700 dev_priv->r600_max_stack_entries = 256; 701 dev_priv->r600_max_hw_contexts = 8; 702 dev_priv->r600_max_gs_threads = 16; 703 dev_priv->r600_sx_max_export_size = 128; 704 dev_priv->r600_sx_max_export_pos_size = 16; 705 dev_priv->r600_sx_max_export_smx_size = 128; 706 dev_priv->r600_sq_num_cf_insts = 2; 707 break; 708 case CHIP_RV630: 709 case CHIP_RV635: 710 dev_priv->r600_max_pipes = 2; 711 dev_priv->r600_max_tile_pipes = 2; 712 dev_priv->r600_max_simds = 3; 713 dev_priv->r600_max_backends = 1; 714 dev_priv->r600_max_gprs = 128; 715 dev_priv->r600_max_threads = 192; 716 dev_priv->r600_max_stack_entries = 128; 717 dev_priv->r600_max_hw_contexts = 8; 718 dev_priv->r600_max_gs_threads = 4; 719 dev_priv->r600_sx_max_export_size = 128; 720 dev_priv->r600_sx_max_export_pos_size = 16; 721 dev_priv->r600_sx_max_export_smx_size = 128; 722 dev_priv->r600_sq_num_cf_insts = 2; 723 break; 724 case CHIP_RV610: 725 case CHIP_RS780: 726 case CHIP_RS880: 727 case CHIP_RV620: 728 dev_priv->r600_max_pipes = 1; 729 dev_priv->r600_max_tile_pipes = 1; 730 dev_priv->r600_max_simds = 2; 731 dev_priv->r600_max_backends = 1; 732 dev_priv->r600_max_gprs = 128; 733 dev_priv->r600_max_threads = 192; 734 dev_priv->r600_max_stack_entries = 128; 735 dev_priv->r600_max_hw_contexts = 4; 736 dev_priv->r600_max_gs_threads = 4; 737 dev_priv->r600_sx_max_export_size = 128; 738 dev_priv->r600_sx_max_export_pos_size = 16; 739 dev_priv->r600_sx_max_export_smx_size = 128; 740 dev_priv->r600_sq_num_cf_insts = 1; 741 break; 742 case CHIP_RV670: 743 dev_priv->r600_max_pipes = 4; 744 dev_priv->r600_max_tile_pipes = 4; 745 dev_priv->r600_max_simds = 4; 746 dev_priv->r600_max_backends = 4; 747 dev_priv->r600_max_gprs = 192; 748 dev_priv->r600_max_threads = 192; 749 dev_priv->r600_max_stack_entries = 256; 750 dev_priv->r600_max_hw_contexts = 8; 751 dev_priv->r600_max_gs_threads = 16; 752 dev_priv->r600_sx_max_export_size = 128; 753 dev_priv->r600_sx_max_export_pos_size = 16; 754 dev_priv->r600_sx_max_export_smx_size = 128; 755 dev_priv->r600_sq_num_cf_insts = 2; 756 break; 757 default: 758 break; 759 } 760 761 /* Initialize HDP */ 762 j = 0; 763 for (i = 0; i < 32; i++) { 764 RADEON_WRITE((0x2c14 + j), 0x00000000); 765 RADEON_WRITE((0x2c18 + j), 0x00000000); 766 RADEON_WRITE((0x2c1c + j), 0x00000000); 767 RADEON_WRITE((0x2c20 + j), 0x00000000); 768 RADEON_WRITE((0x2c24 + j), 0x00000000); 769 j += 0x18; 770 } 771 772 RADEON_WRITE(R600_GRBM_CNTL, R600_GRBM_READ_TIMEOUT(0xff)); 773 774 /* setup tiling, simd, pipe config */ 775 ramcfg = RADEON_READ(R600_RAMCFG); 776 777 switch (dev_priv->r600_max_tile_pipes) { 778 case 1: 779 gb_tiling_config |= R600_PIPE_TILING(0); 780 break; 781 case 2: 782 gb_tiling_config |= R600_PIPE_TILING(1); 783 break; 784 case 4: 785 gb_tiling_config |= R600_PIPE_TILING(2); 786 break; 787 case 8: 788 gb_tiling_config |= R600_PIPE_TILING(3); 789 break; 790 default: 791 break; 792 } 793 794 gb_tiling_config |= R600_BANK_TILING((ramcfg >> R600_NOOFBANK_SHIFT) & R600_NOOFBANK_MASK); 795 796 gb_tiling_config |= R600_GROUP_SIZE(0); 797 798 if (((ramcfg >> R600_NOOFROWS_SHIFT) & R600_NOOFROWS_MASK) > 3) { 799 gb_tiling_config |= R600_ROW_TILING(3); 800 gb_tiling_config |= R600_SAMPLE_SPLIT(3); 801 } else { 802 gb_tiling_config |= 803 R600_ROW_TILING(((ramcfg >> R600_NOOFROWS_SHIFT) & R600_NOOFROWS_MASK)); 804 gb_tiling_config |= 805 R600_SAMPLE_SPLIT(((ramcfg >> R600_NOOFROWS_SHIFT) & R600_NOOFROWS_MASK)); 806 } 807 808 gb_tiling_config |= R600_BANK_SWAPS(1); 809 810 backend_map = r600_get_tile_pipe_to_backend_map(dev_priv->r600_max_tile_pipes, 811 dev_priv->r600_max_backends, 812 (0xff << dev_priv->r600_max_backends) & 0xff); 813 gb_tiling_config |= R600_BACKEND_MAP(backend_map); 814 815 cc_gc_shader_pipe_config = 816 R600_INACTIVE_QD_PIPES((R6XX_MAX_PIPES_MASK << dev_priv->r600_max_pipes) & R6XX_MAX_PIPES_MASK); 817 cc_gc_shader_pipe_config |= 818 R600_INACTIVE_SIMDS((R6XX_MAX_SIMDS_MASK << dev_priv->r600_max_simds) & R6XX_MAX_SIMDS_MASK); 819 820 cc_rb_backend_disable = 821 R600_BACKEND_DISABLE((R6XX_MAX_BACKENDS_MASK << dev_priv->r600_max_backends) & R6XX_MAX_BACKENDS_MASK); 822 823 RADEON_WRITE(R600_GB_TILING_CONFIG, gb_tiling_config); 824 RADEON_WRITE(R600_DCP_TILING_CONFIG, (gb_tiling_config & 0xffff)); 825 RADEON_WRITE(R600_HDP_TILING_CONFIG, (gb_tiling_config & 0xffff)); 826 827 RADEON_WRITE(R600_CC_RB_BACKEND_DISABLE, cc_rb_backend_disable); 828 RADEON_WRITE(R600_CC_GC_SHADER_PIPE_CONFIG, cc_gc_shader_pipe_config); 829 RADEON_WRITE(R600_GC_USER_SHADER_PIPE_CONFIG, cc_gc_shader_pipe_config); 830 831 num_qd_pipes = 832 R6XX_MAX_BACKENDS - r600_count_pipe_bits(cc_gc_shader_pipe_config & R600_INACTIVE_QD_PIPES_MASK); 833 RADEON_WRITE(R600_VGT_OUT_DEALLOC_CNTL, (num_qd_pipes * 4) & R600_DEALLOC_DIST_MASK); 834 RADEON_WRITE(R600_VGT_VERTEX_REUSE_BLOCK_CNTL, ((num_qd_pipes * 4) - 2) & R600_VTX_REUSE_DEPTH_MASK); 835 836 /* set HW defaults for 3D engine */ 837 RADEON_WRITE(R600_CP_QUEUE_THRESHOLDS, (R600_ROQ_IB1_START(0x16) | 838 R600_ROQ_IB2_START(0x2b))); 839 840 RADEON_WRITE(R600_CP_MEQ_THRESHOLDS, (R600_MEQ_END(0x40) | 841 R600_ROQ_END(0x40))); 842 843 RADEON_WRITE(R600_TA_CNTL_AUX, (R600_DISABLE_CUBE_ANISO | 844 R600_SYNC_GRADIENT | 845 R600_SYNC_WALKER | 846 R600_SYNC_ALIGNER)); 847 848 if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV670) 849 RADEON_WRITE(R600_ARB_GDEC_RD_CNTL, 0x00000021); 850 851 sx_debug_1 = RADEON_READ(R600_SX_DEBUG_1); 852 sx_debug_1 |= R600_SMX_EVENT_RELEASE; 853 if (((dev_priv->flags & RADEON_FAMILY_MASK) > CHIP_R600)) 854 sx_debug_1 |= R600_ENABLE_NEW_SMX_ADDRESS; 855 RADEON_WRITE(R600_SX_DEBUG_1, sx_debug_1); 856 857 if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_R600) || 858 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV630) || 859 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV610) || 860 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV620) || 861 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS780) || 862 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS880)) 863 RADEON_WRITE(R600_DB_DEBUG, R600_PREZ_MUST_WAIT_FOR_POSTZ_DONE); 864 else 865 RADEON_WRITE(R600_DB_DEBUG, 0); 866 867 RADEON_WRITE(R600_DB_WATERMARKS, (R600_DEPTH_FREE(4) | 868 R600_DEPTH_FLUSH(16) | 869 R600_DEPTH_PENDING_FREE(4) | 870 R600_DEPTH_CACHELINE_FREE(16))); 871 RADEON_WRITE(R600_PA_SC_MULTI_CHIP_CNTL, 0); 872 RADEON_WRITE(R600_VGT_NUM_INSTANCES, 0); 873 874 RADEON_WRITE(R600_SPI_CONFIG_CNTL, R600_GPR_WRITE_PRIORITY(0)); 875 RADEON_WRITE(R600_SPI_CONFIG_CNTL_1, R600_VTX_DONE_DELAY(0)); 876 877 sq_ms_fifo_sizes = RADEON_READ(R600_SQ_MS_FIFO_SIZES); 878 if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV610) || 879 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV620) || 880 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS780) || 881 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS880)) { 882 sq_ms_fifo_sizes = (R600_CACHE_FIFO_SIZE(0xa) | 883 R600_FETCH_FIFO_HIWATER(0xa) | 884 R600_DONE_FIFO_HIWATER(0xe0) | 885 R600_ALU_UPDATE_FIFO_HIWATER(0x8)); 886 } else if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_R600) || 887 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV630)) { 888 sq_ms_fifo_sizes &= ~R600_DONE_FIFO_HIWATER(0xff); 889 sq_ms_fifo_sizes |= R600_DONE_FIFO_HIWATER(0x4); 890 } 891 RADEON_WRITE(R600_SQ_MS_FIFO_SIZES, sq_ms_fifo_sizes); 892 893 /* SQ_CONFIG, SQ_GPR_RESOURCE_MGMT, SQ_THREAD_RESOURCE_MGMT, SQ_STACK_RESOURCE_MGMT 894 * should be adjusted as needed by the 2D/3D drivers. This just sets default values 895 */ 896 sq_config = RADEON_READ(R600_SQ_CONFIG); 897 sq_config &= ~(R600_PS_PRIO(3) | 898 R600_VS_PRIO(3) | 899 R600_GS_PRIO(3) | 900 R600_ES_PRIO(3)); 901 sq_config |= (R600_DX9_CONSTS | 902 R600_VC_ENABLE | 903 R600_PS_PRIO(0) | 904 R600_VS_PRIO(1) | 905 R600_GS_PRIO(2) | 906 R600_ES_PRIO(3)); 907 908 if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_R600) { 909 sq_gpr_resource_mgmt_1 = (R600_NUM_PS_GPRS(124) | 910 R600_NUM_VS_GPRS(124) | 911 R600_NUM_CLAUSE_TEMP_GPRS(4)); 912 sq_gpr_resource_mgmt_2 = (R600_NUM_GS_GPRS(0) | 913 R600_NUM_ES_GPRS(0)); 914 sq_thread_resource_mgmt = (R600_NUM_PS_THREADS(136) | 915 R600_NUM_VS_THREADS(48) | 916 R600_NUM_GS_THREADS(4) | 917 R600_NUM_ES_THREADS(4)); 918 sq_stack_resource_mgmt_1 = (R600_NUM_PS_STACK_ENTRIES(128) | 919 R600_NUM_VS_STACK_ENTRIES(128)); 920 sq_stack_resource_mgmt_2 = (R600_NUM_GS_STACK_ENTRIES(0) | 921 R600_NUM_ES_STACK_ENTRIES(0)); 922 } else if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV610) || 923 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV620) || 924 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS780) || 925 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS880)) { 926 /* no vertex cache */ 927 sq_config &= ~R600_VC_ENABLE; 928 929 sq_gpr_resource_mgmt_1 = (R600_NUM_PS_GPRS(44) | 930 R600_NUM_VS_GPRS(44) | 931 R600_NUM_CLAUSE_TEMP_GPRS(2)); 932 sq_gpr_resource_mgmt_2 = (R600_NUM_GS_GPRS(17) | 933 R600_NUM_ES_GPRS(17)); 934 sq_thread_resource_mgmt = (R600_NUM_PS_THREADS(79) | 935 R600_NUM_VS_THREADS(78) | 936 R600_NUM_GS_THREADS(4) | 937 R600_NUM_ES_THREADS(31)); 938 sq_stack_resource_mgmt_1 = (R600_NUM_PS_STACK_ENTRIES(40) | 939 R600_NUM_VS_STACK_ENTRIES(40)); 940 sq_stack_resource_mgmt_2 = (R600_NUM_GS_STACK_ENTRIES(32) | 941 R600_NUM_ES_STACK_ENTRIES(16)); 942 } else if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV630) || 943 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV635)) { 944 sq_gpr_resource_mgmt_1 = (R600_NUM_PS_GPRS(44) | 945 R600_NUM_VS_GPRS(44) | 946 R600_NUM_CLAUSE_TEMP_GPRS(2)); 947 sq_gpr_resource_mgmt_2 = (R600_NUM_GS_GPRS(18) | 948 R600_NUM_ES_GPRS(18)); 949 sq_thread_resource_mgmt = (R600_NUM_PS_THREADS(79) | 950 R600_NUM_VS_THREADS(78) | 951 R600_NUM_GS_THREADS(4) | 952 R600_NUM_ES_THREADS(31)); 953 sq_stack_resource_mgmt_1 = (R600_NUM_PS_STACK_ENTRIES(40) | 954 R600_NUM_VS_STACK_ENTRIES(40)); 955 sq_stack_resource_mgmt_2 = (R600_NUM_GS_STACK_ENTRIES(32) | 956 R600_NUM_ES_STACK_ENTRIES(16)); 957 } else if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV670) { 958 sq_gpr_resource_mgmt_1 = (R600_NUM_PS_GPRS(44) | 959 R600_NUM_VS_GPRS(44) | 960 R600_NUM_CLAUSE_TEMP_GPRS(2)); 961 sq_gpr_resource_mgmt_2 = (R600_NUM_GS_GPRS(17) | 962 R600_NUM_ES_GPRS(17)); 963 sq_thread_resource_mgmt = (R600_NUM_PS_THREADS(79) | 964 R600_NUM_VS_THREADS(78) | 965 R600_NUM_GS_THREADS(4) | 966 R600_NUM_ES_THREADS(31)); 967 sq_stack_resource_mgmt_1 = (R600_NUM_PS_STACK_ENTRIES(64) | 968 R600_NUM_VS_STACK_ENTRIES(64)); 969 sq_stack_resource_mgmt_2 = (R600_NUM_GS_STACK_ENTRIES(64) | 970 R600_NUM_ES_STACK_ENTRIES(64)); 971 } 972 973 RADEON_WRITE(R600_SQ_CONFIG, sq_config); 974 RADEON_WRITE(R600_SQ_GPR_RESOURCE_MGMT_1, sq_gpr_resource_mgmt_1); 975 RADEON_WRITE(R600_SQ_GPR_RESOURCE_MGMT_2, sq_gpr_resource_mgmt_2); 976 RADEON_WRITE(R600_SQ_THREAD_RESOURCE_MGMT, sq_thread_resource_mgmt); 977 RADEON_WRITE(R600_SQ_STACK_RESOURCE_MGMT_1, sq_stack_resource_mgmt_1); 978 RADEON_WRITE(R600_SQ_STACK_RESOURCE_MGMT_2, sq_stack_resource_mgmt_2); 979 980 if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV610) || 981 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV620) || 982 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS780) || 983 ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS880)) 984 RADEON_WRITE(R600_VGT_CACHE_INVALIDATION, R600_CACHE_INVALIDATION(R600_TC_ONLY)); 985 else 986 RADEON_WRITE(R600_VGT_CACHE_INVALIDATION, R600_CACHE_INVALIDATION(R600_VC_AND_TC)); 987 988 RADEON_WRITE(R600_PA_SC_AA_SAMPLE_LOCS_2S, (R600_S0_X(0xc) | 989 R600_S0_Y(0x4) | 990 R600_S1_X(0x4) | 991 R600_S1_Y(0xc))); 992 RADEON_WRITE(R600_PA_SC_AA_SAMPLE_LOCS_4S, (R600_S0_X(0xe) | 993 R600_S0_Y(0xe) | 994 R600_S1_X(0x2) | 995 R600_S1_Y(0x2) | 996 R600_S2_X(0xa) | 997 R600_S2_Y(0x6) | 998 R600_S3_X(0x6) | 999 R600_S3_Y(0xa))); 1000 RADEON_WRITE(R600_PA_SC_AA_SAMPLE_LOCS_8S_WD0, (R600_S0_X(0xe) | 1001 R600_S0_Y(0xb) | 1002 R600_S1_X(0x4) | 1003 R600_S1_Y(0xc) | 1004 R600_S2_X(0x1) | 1005 R600_S2_Y(0x6) | 1006 R600_S3_X(0xa) | 1007 R600_S3_Y(0xe))); 1008 RADEON_WRITE(R600_PA_SC_AA_SAMPLE_LOCS_8S_WD1, (R600_S4_X(0x6) | 1009 R600_S4_Y(0x1) | 1010 R600_S5_X(0x0) | 1011 R600_S5_Y(0x0) | 1012 R600_S6_X(0xb) | 1013 R600_S6_Y(0x4) | 1014 R600_S7_X(0x7) | 1015 R600_S7_Y(0x8))); 1016 1017 1018 switch (dev_priv->flags & RADEON_FAMILY_MASK) { 1019 case CHIP_R600: 1020 case CHIP_RV630: 1021 case CHIP_RV635: 1022 gs_prim_buffer_depth = 0; 1023 break; 1024 case CHIP_RV610: 1025 case CHIP_RS780: 1026 case CHIP_RS880: 1027 case CHIP_RV620: 1028 gs_prim_buffer_depth = 32; 1029 break; 1030 case CHIP_RV670: 1031 gs_prim_buffer_depth = 128; 1032 break; 1033 default: 1034 break; 1035 } 1036 1037 num_gs_verts_per_thread = dev_priv->r600_max_pipes * 16; 1038 vgt_gs_per_es = gs_prim_buffer_depth + num_gs_verts_per_thread; 1039 /* Max value for this is 256 */ 1040 if (vgt_gs_per_es > 256) 1041 vgt_gs_per_es = 256; 1042 1043 RADEON_WRITE(R600_VGT_ES_PER_GS, 128); 1044 RADEON_WRITE(R600_VGT_GS_PER_ES, vgt_gs_per_es); 1045 RADEON_WRITE(R600_VGT_GS_PER_VS, 2); 1046 RADEON_WRITE(R600_VGT_GS_VERTEX_REUSE, 16); 1047 1048 /* more default values. 2D/3D driver should adjust as needed */ 1049 RADEON_WRITE(R600_PA_SC_LINE_STIPPLE_STATE, 0); 1050 RADEON_WRITE(R600_VGT_STRMOUT_EN, 0); 1051 RADEON_WRITE(R600_SX_MISC, 0); 1052 RADEON_WRITE(R600_PA_SC_MODE_CNTL, 0); 1053 RADEON_WRITE(R600_PA_SC_AA_CONFIG, 0); 1054 RADEON_WRITE(R600_PA_SC_LINE_STIPPLE, 0); 1055 RADEON_WRITE(R600_SPI_INPUT_Z, 0); 1056 RADEON_WRITE(R600_SPI_PS_IN_CONTROL_0, R600_NUM_INTERP(2)); 1057 RADEON_WRITE(R600_CB_COLOR7_FRAG, 0); 1058 1059 /* clear render buffer base addresses */ 1060 RADEON_WRITE(R600_CB_COLOR0_BASE, 0); 1061 RADEON_WRITE(R600_CB_COLOR1_BASE, 0); 1062 RADEON_WRITE(R600_CB_COLOR2_BASE, 0); 1063 RADEON_WRITE(R600_CB_COLOR3_BASE, 0); 1064 RADEON_WRITE(R600_CB_COLOR4_BASE, 0); 1065 RADEON_WRITE(R600_CB_COLOR5_BASE, 0); 1066 RADEON_WRITE(R600_CB_COLOR6_BASE, 0); 1067 RADEON_WRITE(R600_CB_COLOR7_BASE, 0); 1068 1069 switch (dev_priv->flags & RADEON_FAMILY_MASK) { 1070 case CHIP_RV610: 1071 case CHIP_RS780: 1072 case CHIP_RS880: 1073 case CHIP_RV620: 1074 tc_cntl = R600_TC_L2_SIZE(8); 1075 break; 1076 case CHIP_RV630: 1077 case CHIP_RV635: 1078 tc_cntl = R600_TC_L2_SIZE(4); 1079 break; 1080 case CHIP_R600: 1081 tc_cntl = R600_TC_L2_SIZE(0) | R600_L2_DISABLE_LATE_HIT; 1082 break; 1083 default: 1084 tc_cntl = R600_TC_L2_SIZE(0); 1085 break; 1086 } 1087 1088 RADEON_WRITE(R600_TC_CNTL, tc_cntl); 1089 1090 hdp_host_path_cntl = RADEON_READ(R600_HDP_HOST_PATH_CNTL); 1091 RADEON_WRITE(R600_HDP_HOST_PATH_CNTL, hdp_host_path_cntl); 1092 1093 arb_pop = RADEON_READ(R600_ARB_POP); 1094 arb_pop |= R600_ENABLE_TC128; 1095 RADEON_WRITE(R600_ARB_POP, arb_pop); 1096 1097 RADEON_WRITE(R600_PA_SC_MULTI_CHIP_CNTL, 0); 1098 RADEON_WRITE(R600_PA_CL_ENHANCE, (R600_CLIP_VTX_REORDER_ENA | 1099 R600_NUM_CLIP_SEQ(3))); 1100 RADEON_WRITE(R600_PA_SC_ENHANCE, R600_FORCE_EOV_MAX_CLK_CNT(4095)); 1101 1102} 1103 1104static u32 r700_get_tile_pipe_to_backend_map(u32 num_tile_pipes, 1105 u32 num_backends, 1106 u32 backend_disable_mask) 1107{ 1108 u32 backend_map = 0; 1109 u32 enabled_backends_mask; 1110 u32 enabled_backends_count; 1111 u32 cur_pipe; 1112 u32 swizzle_pipe[R7XX_MAX_PIPES]; 1113 u32 cur_backend; 1114 u32 i; 1115 1116 if (num_tile_pipes > R7XX_MAX_PIPES) 1117 num_tile_pipes = R7XX_MAX_PIPES; 1118 if (num_tile_pipes < 1) 1119 num_tile_pipes = 1; 1120 if (num_backends > R7XX_MAX_BACKENDS) 1121 num_backends = R7XX_MAX_BACKENDS; 1122 if (num_backends < 1) 1123 num_backends = 1; 1124 1125 enabled_backends_mask = 0; 1126 enabled_backends_count = 0; 1127 for (i = 0; i < R7XX_MAX_BACKENDS; ++i) { 1128 if (((backend_disable_mask >> i) & 1) == 0) { 1129 enabled_backends_mask |= (1 << i); 1130 ++enabled_backends_count; 1131 } 1132 if (enabled_backends_count == num_backends) 1133 break; 1134 } 1135 1136 if (enabled_backends_count == 0) { 1137 enabled_backends_mask = 1; 1138 enabled_backends_count = 1; 1139 } 1140 1141 if (enabled_backends_count != num_backends) 1142 num_backends = enabled_backends_count; 1143 1144 memset((uint8_t *)&swizzle_pipe[0], 0, sizeof(u32) * R7XX_MAX_PIPES); 1145 switch (num_tile_pipes) { 1146 case 1: 1147 swizzle_pipe[0] = 0; 1148 break; 1149 case 2: 1150 swizzle_pipe[0] = 0; 1151 swizzle_pipe[1] = 1; 1152 break; 1153 case 3: 1154 swizzle_pipe[0] = 0; 1155 swizzle_pipe[1] = 2; 1156 swizzle_pipe[2] = 1; 1157 break; 1158 case 4: 1159 swizzle_pipe[0] = 0; 1160 swizzle_pipe[1] = 2; 1161 swizzle_pipe[2] = 3; 1162 swizzle_pipe[3] = 1; 1163 break; 1164 case 5: 1165 swizzle_pipe[0] = 0; 1166 swizzle_pipe[1] = 2; 1167 swizzle_pipe[2] = 4; 1168 swizzle_pipe[3] = 1; 1169 swizzle_pipe[4] = 3; 1170 break; 1171 case 6: 1172 swizzle_pipe[0] = 0; 1173 swizzle_pipe[1] = 2; 1174 swizzle_pipe[2] = 4; 1175 swizzle_pipe[3] = 5; 1176 swizzle_pipe[4] = 3; 1177 swizzle_pipe[5] = 1; 1178 break; 1179 case 7: 1180 swizzle_pipe[0] = 0; 1181 swizzle_pipe[1] = 2; 1182 swizzle_pipe[2] = 4; 1183 swizzle_pipe[3] = 6; 1184 swizzle_pipe[4] = 3; 1185 swizzle_pipe[5] = 1; 1186 swizzle_pipe[6] = 5; 1187 break; 1188 case 8: 1189 swizzle_pipe[0] = 0; 1190 swizzle_pipe[1] = 2; 1191 swizzle_pipe[2] = 4; 1192 swizzle_pipe[3] = 6; 1193 swizzle_pipe[4] = 3; 1194 swizzle_pipe[5] = 1; 1195 swizzle_pipe[6] = 7; 1196 swizzle_pipe[7] = 5; 1197 break; 1198 } 1199 1200 cur_backend = 0; 1201 for (cur_pipe = 0; cur_pipe < num_tile_pipes; ++cur_pipe) { 1202 while (((1 << cur_backend) & enabled_backends_mask) == 0) 1203 cur_backend = (cur_backend + 1) % R7XX_MAX_BACKENDS; 1204 1205 backend_map |= (u32)(((cur_backend & 3) << (swizzle_pipe[cur_pipe] * 2))); 1206 1207 cur_backend = (cur_backend + 1) % R7XX_MAX_BACKENDS; 1208 } 1209 1210 return backend_map; 1211} 1212 1213static void r700_gfx_init(struct drm_device *dev, 1214 drm_radeon_private_t *dev_priv) 1215{ 1216 int i, j, num_qd_pipes; 1217 u32 sx_debug_1; 1218 u32 smx_dc_ctl0; 1219 u32 num_gs_verts_per_thread; 1220 u32 vgt_gs_per_es; 1221 u32 gs_prim_buffer_depth = 0; 1222 u32 sq_ms_fifo_sizes; 1223 u32 sq_config; 1224 u32 sq_thread_resource_mgmt; 1225 u32 hdp_host_path_cntl; 1226 u32 sq_dyn_gpr_size_simd_ab_0; 1227 u32 backend_map; 1228 u32 gb_tiling_config = 0; 1229 u32 cc_rb_backend_disable = 0; 1230 u32 cc_gc_shader_pipe_config = 0; 1231 u32 mc_arb_ramcfg; 1232 u32 db_debug4; 1233 1234 /* setup chip specs */ 1235 switch (dev_priv->flags & RADEON_FAMILY_MASK) { 1236 case CHIP_RV770: 1237 dev_priv->r600_max_pipes = 4; 1238 dev_priv->r600_max_tile_pipes = 8; 1239 dev_priv->r600_max_simds = 10; 1240 dev_priv->r600_max_backends = 4; 1241 dev_priv->r600_max_gprs = 256; 1242 dev_priv->r600_max_threads = 248; 1243 dev_priv->r600_max_stack_entries = 512; 1244 dev_priv->r600_max_hw_contexts = 8; 1245 dev_priv->r600_max_gs_threads = 16 * 2; 1246 dev_priv->r600_sx_max_export_size = 128; 1247 dev_priv->r600_sx_max_export_pos_size = 16; 1248 dev_priv->r600_sx_max_export_smx_size = 112; 1249 dev_priv->r600_sq_num_cf_insts = 2; 1250 1251 dev_priv->r700_sx_num_of_sets = 7; 1252 dev_priv->r700_sc_prim_fifo_size = 0xF9; 1253 dev_priv->r700_sc_hiz_tile_fifo_size = 0x30; 1254 dev_priv->r700_sc_earlyz_tile_fifo_fize = 0x130; 1255 break; 1256 case CHIP_RV740: 1257 dev_priv->r600_max_pipes = 4; 1258 dev_priv->r600_max_tile_pipes = 4; 1259 dev_priv->r600_max_simds = 8; 1260 dev_priv->r600_max_backends = 4; 1261 dev_priv->r600_max_gprs = 256; 1262 dev_priv->r600_max_threads = 248; 1263 dev_priv->r600_max_stack_entries = 512; 1264 dev_priv->r600_max_hw_contexts = 8; 1265 dev_priv->r600_max_gs_threads = 16 * 2; 1266 dev_priv->r600_sx_max_export_size = 256; 1267 dev_priv->r600_sx_max_export_pos_size = 32; 1268 dev_priv->r600_sx_max_export_smx_size = 224; 1269 dev_priv->r600_sq_num_cf_insts = 2; 1270 1271 dev_priv->r700_sx_num_of_sets = 7; 1272 dev_priv->r700_sc_prim_fifo_size = 0x100; 1273 dev_priv->r700_sc_hiz_tile_fifo_size = 0x30; 1274 dev_priv->r700_sc_earlyz_tile_fifo_fize = 0x130; 1275 1276 if (dev_priv->r600_sx_max_export_pos_size > 16) { 1277 dev_priv->r600_sx_max_export_pos_size -= 16; 1278 dev_priv->r600_sx_max_export_smx_size += 16; 1279 } 1280 break; 1281 case CHIP_RV730: 1282 dev_priv->r600_max_pipes = 2; 1283 dev_priv->r600_max_tile_pipes = 4; 1284 dev_priv->r600_max_simds = 8; 1285 dev_priv->r600_max_backends = 2; 1286 dev_priv->r600_max_gprs = 128; 1287 dev_priv->r600_max_threads = 248; 1288 dev_priv->r600_max_stack_entries = 256; 1289 dev_priv->r600_max_hw_contexts = 8; 1290 dev_priv->r600_max_gs_threads = 16 * 2; 1291 dev_priv->r600_sx_max_export_size = 256; 1292 dev_priv->r600_sx_max_export_pos_size = 32; 1293 dev_priv->r600_sx_max_export_smx_size = 224; 1294 dev_priv->r600_sq_num_cf_insts = 2; 1295 1296 dev_priv->r700_sx_num_of_sets = 7; 1297 dev_priv->r700_sc_prim_fifo_size = 0xf9; 1298 dev_priv->r700_sc_hiz_tile_fifo_size = 0x30; 1299 dev_priv->r700_sc_earlyz_tile_fifo_fize = 0x130; 1300 1301 if (dev_priv->r600_sx_max_export_pos_size > 16) { 1302 dev_priv->r600_sx_max_export_pos_size -= 16; 1303 dev_priv->r600_sx_max_export_smx_size += 16; 1304 } 1305 break; 1306 case CHIP_RV710: 1307 dev_priv->r600_max_pipes = 2; 1308 dev_priv->r600_max_tile_pipes = 2; 1309 dev_priv->r600_max_simds = 2; 1310 dev_priv->r600_max_backends = 1; 1311 dev_priv->r600_max_gprs = 256; 1312 dev_priv->r600_max_threads = 192; 1313 dev_priv->r600_max_stack_entries = 256; 1314 dev_priv->r600_max_hw_contexts = 4; 1315 dev_priv->r600_max_gs_threads = 8 * 2; 1316 dev_priv->r600_sx_max_export_size = 128; 1317 dev_priv->r600_sx_max_export_pos_size = 16; 1318 dev_priv->r600_sx_max_export_smx_size = 112; 1319 dev_priv->r600_sq_num_cf_insts = 1; 1320 1321 dev_priv->r700_sx_num_of_sets = 7; 1322 dev_priv->r700_sc_prim_fifo_size = 0x40; 1323 dev_priv->r700_sc_hiz_tile_fifo_size = 0x30; 1324 dev_priv->r700_sc_earlyz_tile_fifo_fize = 0x130; 1325 break; 1326 default: 1327 break; 1328 } 1329 1330 /* Initialize HDP */ 1331 j = 0; 1332 for (i = 0; i < 32; i++) { 1333 RADEON_WRITE((0x2c14 + j), 0x00000000); 1334 RADEON_WRITE((0x2c18 + j), 0x00000000); 1335 RADEON_WRITE((0x2c1c + j), 0x00000000); 1336 RADEON_WRITE((0x2c20 + j), 0x00000000); 1337 RADEON_WRITE((0x2c24 + j), 0x00000000); 1338 j += 0x18; 1339 } 1340 1341 RADEON_WRITE(R600_GRBM_CNTL, R600_GRBM_READ_TIMEOUT(0xff)); 1342 1343 /* setup tiling, simd, pipe config */ 1344 mc_arb_ramcfg = RADEON_READ(R700_MC_ARB_RAMCFG); 1345 1346 switch (dev_priv->r600_max_tile_pipes) { 1347 case 1: 1348 gb_tiling_config |= R600_PIPE_TILING(0); 1349 break; 1350 case 2: 1351 gb_tiling_config |= R600_PIPE_TILING(1); 1352 break; 1353 case 4: 1354 gb_tiling_config |= R600_PIPE_TILING(2); 1355 break; 1356 case 8: 1357 gb_tiling_config |= R600_PIPE_TILING(3); 1358 break; 1359 default: 1360 break; 1361 } 1362 1363 if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV770) 1364 gb_tiling_config |= R600_BANK_TILING(1); 1365 else 1366 gb_tiling_config |= R600_BANK_TILING((mc_arb_ramcfg >> R700_NOOFBANK_SHIFT) & R700_NOOFBANK_MASK); 1367 1368 gb_tiling_config |= R600_GROUP_SIZE(0); 1369 1370 if (((mc_arb_ramcfg >> R700_NOOFROWS_SHIFT) & R700_NOOFROWS_MASK) > 3) { 1371 gb_tiling_config |= R600_ROW_TILING(3); 1372 gb_tiling_config |= R600_SAMPLE_SPLIT(3); 1373 } else { 1374 gb_tiling_config |= 1375 R600_ROW_TILING(((mc_arb_ramcfg >> R700_NOOFROWS_SHIFT) & R700_NOOFROWS_MASK)); 1376 gb_tiling_config |= 1377 R600_SAMPLE_SPLIT(((mc_arb_ramcfg >> R700_NOOFROWS_SHIFT) & R700_NOOFROWS_MASK)); 1378 } 1379 1380 gb_tiling_config |= R600_BANK_SWAPS(1); 1381 1382 backend_map = r700_get_tile_pipe_to_backend_map(dev_priv->r600_max_tile_pipes, 1383 dev_priv->r600_max_backends, 1384 (0xff << dev_priv->r600_max_backends) & 0xff); 1385 gb_tiling_config |= R600_BACKEND_MAP(backend_map); 1386 1387 cc_gc_shader_pipe_config = 1388 R600_INACTIVE_QD_PIPES((R7XX_MAX_PIPES_MASK << dev_priv->r600_max_pipes) & R7XX_MAX_PIPES_MASK); 1389 cc_gc_shader_pipe_config |= 1390 R600_INACTIVE_SIMDS((R7XX_MAX_SIMDS_MASK << dev_priv->r600_max_simds) & R7XX_MAX_SIMDS_MASK); 1391 1392 cc_rb_backend_disable = 1393 R600_BACKEND_DISABLE((R7XX_MAX_BACKENDS_MASK << dev_priv->r600_max_backends) & R7XX_MAX_BACKENDS_MASK); 1394 1395 RADEON_WRITE(R600_GB_TILING_CONFIG, gb_tiling_config); 1396 RADEON_WRITE(R600_DCP_TILING_CONFIG, (gb_tiling_config & 0xffff)); 1397 RADEON_WRITE(R600_HDP_TILING_CONFIG, (gb_tiling_config & 0xffff)); 1398 1399 RADEON_WRITE(R600_CC_RB_BACKEND_DISABLE, cc_rb_backend_disable); 1400 RADEON_WRITE(R600_CC_GC_SHADER_PIPE_CONFIG, cc_gc_shader_pipe_config); 1401 RADEON_WRITE(R600_GC_USER_SHADER_PIPE_CONFIG, cc_gc_shader_pipe_config); 1402 1403 RADEON_WRITE(R700_CC_SYS_RB_BACKEND_DISABLE, cc_rb_backend_disable); 1404 RADEON_WRITE(R700_CGTS_SYS_TCC_DISABLE, 0); 1405 RADEON_WRITE(R700_CGTS_TCC_DISABLE, 0); 1406 RADEON_WRITE(R700_CGTS_USER_SYS_TCC_DISABLE, 0); 1407 RADEON_WRITE(R700_CGTS_USER_TCC_DISABLE, 0); 1408 1409 num_qd_pipes = 1410 R7XX_MAX_BACKENDS - r600_count_pipe_bits(cc_gc_shader_pipe_config & R600_INACTIVE_QD_PIPES_MASK); 1411 RADEON_WRITE(R600_VGT_OUT_DEALLOC_CNTL, (num_qd_pipes * 4) & R600_DEALLOC_DIST_MASK); 1412 RADEON_WRITE(R600_VGT_VERTEX_REUSE_BLOCK_CNTL, ((num_qd_pipes * 4) - 2) & R600_VTX_REUSE_DEPTH_MASK); 1413 1414 /* set HW defaults for 3D engine */ 1415 RADEON_WRITE(R600_CP_QUEUE_THRESHOLDS, (R600_ROQ_IB1_START(0x16) | 1416 R600_ROQ_IB2_START(0x2b))); 1417 1418 RADEON_WRITE(R600_CP_MEQ_THRESHOLDS, R700_STQ_SPLIT(0x30)); 1419 1420 RADEON_WRITE(R600_TA_CNTL_AUX, (R600_DISABLE_CUBE_ANISO | 1421 R600_SYNC_GRADIENT | 1422 R600_SYNC_WALKER | 1423 R600_SYNC_ALIGNER)); 1424 1425 sx_debug_1 = RADEON_READ(R700_SX_DEBUG_1); 1426 sx_debug_1 |= R700_ENABLE_NEW_SMX_ADDRESS; 1427 RADEON_WRITE(R700_SX_DEBUG_1, sx_debug_1); 1428 1429 smx_dc_ctl0 = RADEON_READ(R600_SMX_DC_CTL0); 1430 smx_dc_ctl0 &= ~R700_CACHE_DEPTH(0x1ff); 1431 smx_dc_ctl0 |= R700_CACHE_DEPTH((dev_priv->r700_sx_num_of_sets * 64) - 1); 1432 RADEON_WRITE(R600_SMX_DC_CTL0, smx_dc_ctl0); 1433 1434 RADEON_WRITE(R700_SMX_EVENT_CTL, (R700_ES_FLUSH_CTL(4) | 1435 R700_GS_FLUSH_CTL(4) | 1436 R700_ACK_FLUSH_CTL(3) | 1437 R700_SYNC_FLUSH_CTL)); 1438 1439 if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV770) 1440 RADEON_WRITE(R700_DB_DEBUG3, R700_DB_CLK_OFF_DELAY(0x1f)); 1441 else { 1442 db_debug4 = RADEON_READ(RV700_DB_DEBUG4); 1443 db_debug4 |= RV700_DISABLE_TILE_COVERED_FOR_PS_ITER; 1444 RADEON_WRITE(RV700_DB_DEBUG4, db_debug4); 1445 } 1446 1447 RADEON_WRITE(R600_SX_EXPORT_BUFFER_SIZES, (R600_COLOR_BUFFER_SIZE((dev_priv->r600_sx_max_export_size / 4) - 1) | 1448 R600_POSITION_BUFFER_SIZE((dev_priv->r600_sx_max_export_pos_size / 4) - 1) | 1449 R600_SMX_BUFFER_SIZE((dev_priv->r600_sx_max_export_smx_size / 4) - 1))); 1450 1451 RADEON_WRITE(R700_PA_SC_FIFO_SIZE_R7XX, (R700_SC_PRIM_FIFO_SIZE(dev_priv->r700_sc_prim_fifo_size) | 1452 R700_SC_HIZ_TILE_FIFO_SIZE(dev_priv->r700_sc_hiz_tile_fifo_size) | 1453 R700_SC_EARLYZ_TILE_FIFO_SIZE(dev_priv->r700_sc_earlyz_tile_fifo_fize))); 1454 1455 RADEON_WRITE(R600_PA_SC_MULTI_CHIP_CNTL, 0); 1456 1457 RADEON_WRITE(R600_VGT_NUM_INSTANCES, 1); 1458 1459 RADEON_WRITE(R600_SPI_CONFIG_CNTL, R600_GPR_WRITE_PRIORITY(0)); 1460 1461 RADEON_WRITE(R600_SPI_CONFIG_CNTL_1, R600_VTX_DONE_DELAY(4)); 1462 1463 RADEON_WRITE(R600_CP_PERFMON_CNTL, 0); 1464 1465 sq_ms_fifo_sizes = (R600_CACHE_FIFO_SIZE(16 * dev_priv->r600_sq_num_cf_insts) | 1466 R600_DONE_FIFO_HIWATER(0xe0) | 1467 R600_ALU_UPDATE_FIFO_HIWATER(0x8)); 1468 switch (dev_priv->flags & RADEON_FAMILY_MASK) { 1469 case CHIP_RV770: 1470 sq_ms_fifo_sizes |= R600_FETCH_FIFO_HIWATER(0x1); 1471 break; 1472 case CHIP_RV740: 1473 case CHIP_RV730: 1474 case CHIP_RV710: 1475 default: 1476 sq_ms_fifo_sizes |= R600_FETCH_FIFO_HIWATER(0x4); 1477 break; 1478 } 1479 RADEON_WRITE(R600_SQ_MS_FIFO_SIZES, sq_ms_fifo_sizes); 1480 1481 /* SQ_CONFIG, SQ_GPR_RESOURCE_MGMT, SQ_THREAD_RESOURCE_MGMT, SQ_STACK_RESOURCE_MGMT 1482 * should be adjusted as needed by the 2D/3D drivers. This just sets default values 1483 */ 1484 sq_config = RADEON_READ(R600_SQ_CONFIG); 1485 sq_config &= ~(R600_PS_PRIO(3) | 1486 R600_VS_PRIO(3) | 1487 R600_GS_PRIO(3) | 1488 R600_ES_PRIO(3)); 1489 sq_config |= (R600_DX9_CONSTS | 1490 R600_VC_ENABLE | 1491 R600_EXPORT_SRC_C | 1492 R600_PS_PRIO(0) | 1493 R600_VS_PRIO(1) | 1494 R600_GS_PRIO(2) | 1495 R600_ES_PRIO(3)); 1496 if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV710) 1497 /* no vertex cache */ 1498 sq_config &= ~R600_VC_ENABLE; 1499 1500 RADEON_WRITE(R600_SQ_CONFIG, sq_config); 1501 1502 RADEON_WRITE(R600_SQ_GPR_RESOURCE_MGMT_1, (R600_NUM_PS_GPRS((dev_priv->r600_max_gprs * 24)/64) | 1503 R600_NUM_VS_GPRS((dev_priv->r600_max_gprs * 24)/64) | 1504 R600_NUM_CLAUSE_TEMP_GPRS(((dev_priv->r600_max_gprs * 24)/64)/2))); 1505 1506 RADEON_WRITE(R600_SQ_GPR_RESOURCE_MGMT_2, (R600_NUM_GS_GPRS((dev_priv->r600_max_gprs * 7)/64) | 1507 R600_NUM_ES_GPRS((dev_priv->r600_max_gprs * 7)/64))); 1508 1509 sq_thread_resource_mgmt = (R600_NUM_PS_THREADS((dev_priv->r600_max_threads * 4)/8) | 1510 R600_NUM_VS_THREADS((dev_priv->r600_max_threads * 2)/8) | 1511 R600_NUM_ES_THREADS((dev_priv->r600_max_threads * 1)/8)); 1512 if (((dev_priv->r600_max_threads * 1) / 8) > dev_priv->r600_max_gs_threads) 1513 sq_thread_resource_mgmt |= R600_NUM_GS_THREADS(dev_priv->r600_max_gs_threads); 1514 else 1515 sq_thread_resource_mgmt |= R600_NUM_GS_THREADS((dev_priv->r600_max_gs_threads * 1)/8); 1516 RADEON_WRITE(R600_SQ_THREAD_RESOURCE_MGMT, sq_thread_resource_mgmt); 1517 1518 RADEON_WRITE(R600_SQ_STACK_RESOURCE_MGMT_1, (R600_NUM_PS_STACK_ENTRIES((dev_priv->r600_max_stack_entries * 1)/4) | 1519 R600_NUM_VS_STACK_ENTRIES((dev_priv->r600_max_stack_entries * 1)/4))); 1520 1521 RADEON_WRITE(R600_SQ_STACK_RESOURCE_MGMT_2, (R600_NUM_GS_STACK_ENTRIES((dev_priv->r600_max_stack_entries * 1)/4) | 1522 R600_NUM_ES_STACK_ENTRIES((dev_priv->r600_max_stack_entries * 1)/4))); 1523 1524 sq_dyn_gpr_size_simd_ab_0 = (R700_SIMDA_RING0((dev_priv->r600_max_gprs * 38)/64) | 1525 R700_SIMDA_RING1((dev_priv->r600_max_gprs * 38)/64) | 1526 R700_SIMDB_RING0((dev_priv->r600_max_gprs * 38)/64) | 1527 R700_SIMDB_RING1((dev_priv->r600_max_gprs * 38)/64)); 1528 1529 RADEON_WRITE(R700_SQ_DYN_GPR_SIZE_SIMD_AB_0, sq_dyn_gpr_size_simd_ab_0); 1530 RADEON_WRITE(R700_SQ_DYN_GPR_SIZE_SIMD_AB_1, sq_dyn_gpr_size_simd_ab_0); 1531 RADEON_WRITE(R700_SQ_DYN_GPR_SIZE_SIMD_AB_2, sq_dyn_gpr_size_simd_ab_0); 1532 RADEON_WRITE(R700_SQ_DYN_GPR_SIZE_SIMD_AB_3, sq_dyn_gpr_size_simd_ab_0); 1533 RADEON_WRITE(R700_SQ_DYN_GPR_SIZE_SIMD_AB_4, sq_dyn_gpr_size_simd_ab_0); 1534 RADEON_WRITE(R700_SQ_DYN_GPR_SIZE_SIMD_AB_5, sq_dyn_gpr_size_simd_ab_0); 1535 RADEON_WRITE(R700_SQ_DYN_GPR_SIZE_SIMD_AB_6, sq_dyn_gpr_size_simd_ab_0); 1536 RADEON_WRITE(R700_SQ_DYN_GPR_SIZE_SIMD_AB_7, sq_dyn_gpr_size_simd_ab_0); 1537 1538 RADEON_WRITE(R700_PA_SC_FORCE_EOV_MAX_CNTS, (R700_FORCE_EOV_MAX_CLK_CNT(4095) | 1539 R700_FORCE_EOV_MAX_REZ_CNT(255))); 1540 1541 if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV710) 1542 RADEON_WRITE(R600_VGT_CACHE_INVALIDATION, (R600_CACHE_INVALIDATION(R600_TC_ONLY) | 1543 R700_AUTO_INVLD_EN(R700_ES_AND_GS_AUTO))); 1544 else 1545 RADEON_WRITE(R600_VGT_CACHE_INVALIDATION, (R600_CACHE_INVALIDATION(R600_VC_AND_TC) | 1546 R700_AUTO_INVLD_EN(R700_ES_AND_GS_AUTO))); 1547 1548 switch (dev_priv->flags & RADEON_FAMILY_MASK) { 1549 case CHIP_RV770: 1550 case CHIP_RV740: 1551 case CHIP_RV730: 1552 gs_prim_buffer_depth = 384; 1553 break; 1554 case CHIP_RV710: 1555 gs_prim_buffer_depth = 128; 1556 break; 1557 default: 1558 break; 1559 } 1560 1561 num_gs_verts_per_thread = dev_priv->r600_max_pipes * 16; 1562 vgt_gs_per_es = gs_prim_buffer_depth + num_gs_verts_per_thread; 1563 /* Max value for this is 256 */ 1564 if (vgt_gs_per_es > 256) 1565 vgt_gs_per_es = 256; 1566 1567 RADEON_WRITE(R600_VGT_ES_PER_GS, 128); 1568 RADEON_WRITE(R600_VGT_GS_PER_ES, vgt_gs_per_es); 1569 RADEON_WRITE(R600_VGT_GS_PER_VS, 2); 1570 1571 /* more default values. 2D/3D driver should adjust as needed */ 1572 RADEON_WRITE(R600_VGT_GS_VERTEX_REUSE, 16); 1573 RADEON_WRITE(R600_PA_SC_LINE_STIPPLE_STATE, 0); 1574 RADEON_WRITE(R600_VGT_STRMOUT_EN, 0); 1575 RADEON_WRITE(R600_SX_MISC, 0); 1576 RADEON_WRITE(R600_PA_SC_MODE_CNTL, 0); 1577 RADEON_WRITE(R700_PA_SC_EDGERULE, 0xaaaaaaaa); 1578 RADEON_WRITE(R600_PA_SC_AA_CONFIG, 0); 1579 RADEON_WRITE(R600_PA_SC_CLIPRECT_RULE, 0xffff); 1580 RADEON_WRITE(R600_PA_SC_LINE_STIPPLE, 0); 1581 RADEON_WRITE(R600_SPI_INPUT_Z, 0); 1582 RADEON_WRITE(R600_SPI_PS_IN_CONTROL_0, R600_NUM_INTERP(2)); 1583 RADEON_WRITE(R600_CB_COLOR7_FRAG, 0); 1584 1585 /* clear render buffer base addresses */ 1586 RADEON_WRITE(R600_CB_COLOR0_BASE, 0); 1587 RADEON_WRITE(R600_CB_COLOR1_BASE, 0); 1588 RADEON_WRITE(R600_CB_COLOR2_BASE, 0); 1589 RADEON_WRITE(R600_CB_COLOR3_BASE, 0); 1590 RADEON_WRITE(R600_CB_COLOR4_BASE, 0); 1591 RADEON_WRITE(R600_CB_COLOR5_BASE, 0); 1592 RADEON_WRITE(R600_CB_COLOR6_BASE, 0); 1593 RADEON_WRITE(R600_CB_COLOR7_BASE, 0); 1594 1595 RADEON_WRITE(R700_TCP_CNTL, 0); 1596 1597 hdp_host_path_cntl = RADEON_READ(R600_HDP_HOST_PATH_CNTL); 1598 RADEON_WRITE(R600_HDP_HOST_PATH_CNTL, hdp_host_path_cntl); 1599 1600 RADEON_WRITE(R600_PA_SC_MULTI_CHIP_CNTL, 0); 1601 1602 RADEON_WRITE(R600_PA_CL_ENHANCE, (R600_CLIP_VTX_REORDER_ENA | 1603 R600_NUM_CLIP_SEQ(3))); 1604 1605} 1606 1607static void r600_cp_init_ring_buffer(struct drm_device *dev, 1608 drm_radeon_private_t *dev_priv, 1609 struct drm_file *file_priv) 1610{ 1611 u32 ring_start; 1612 u64 rptr_addr; 1613 1614 if (((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RV770)) 1615 r700_gfx_init(dev, dev_priv); 1616 else 1617 r600_gfx_init(dev, dev_priv); 1618 1619 RADEON_WRITE(R600_GRBM_SOFT_RESET, R600_SOFT_RESET_CP); 1620 RADEON_READ(R600_GRBM_SOFT_RESET); 1621 DRM_UDELAY(15000); 1622 RADEON_WRITE(R600_GRBM_SOFT_RESET, 0); 1623 1624 1625 /* Set ring buffer size */ 1626#ifdef __BIG_ENDIAN 1627 RADEON_WRITE(R600_CP_RB_CNTL, 1628 RADEON_BUF_SWAP_32BIT | 1629 RADEON_RB_NO_UPDATE | 1630 (dev_priv->ring.rptr_update_l2qw << 8) | 1631 dev_priv->ring.size_l2qw); 1632#else 1633 RADEON_WRITE(R600_CP_RB_CNTL, 1634 RADEON_RB_NO_UPDATE | 1635 (dev_priv->ring.rptr_update_l2qw << 8) | 1636 dev_priv->ring.size_l2qw); 1637#endif 1638 1639 RADEON_WRITE(R600_CP_SEM_WAIT_TIMER, 0x4); 1640 1641 /* Set the write pointer delay */ 1642 RADEON_WRITE(R600_CP_RB_WPTR_DELAY, 0); 1643 1644#ifdef __BIG_ENDIAN 1645 RADEON_WRITE(R600_CP_RB_CNTL, 1646 RADEON_BUF_SWAP_32BIT | 1647 RADEON_RB_NO_UPDATE | 1648 RADEON_RB_RPTR_WR_ENA | 1649 (dev_priv->ring.rptr_update_l2qw << 8) | 1650 dev_priv->ring.size_l2qw); 1651#else 1652 RADEON_WRITE(R600_CP_RB_CNTL, 1653 RADEON_RB_NO_UPDATE | 1654 RADEON_RB_RPTR_WR_ENA | 1655 (dev_priv->ring.rptr_update_l2qw << 8) | 1656 dev_priv->ring.size_l2qw); 1657#endif 1658 1659 /* Initialize the ring buffer's read and write pointers */ 1660 RADEON_WRITE(R600_CP_RB_RPTR_WR, 0); 1661 RADEON_WRITE(R600_CP_RB_WPTR, 0); 1662 SET_RING_HEAD(dev_priv, 0); 1663 dev_priv->ring.tail = 0; 1664 1665#if __OS_HAS_AGP 1666 if (dev_priv->flags & RADEON_IS_AGP) { 1667 rptr_addr = dev_priv->ring_rptr->offset 1668 - dev->agp->base + 1669 dev_priv->gart_vm_start; 1670 } else 1671#endif 1672 { 1673 rptr_addr = dev_priv->ring_rptr->offset 1674 - ((unsigned long) dev->sg->virtual) 1675 + dev_priv->gart_vm_start; 1676 } 1677 RADEON_WRITE(R600_CP_RB_RPTR_ADDR, 1678 rptr_addr & 0xffffffff); 1679 RADEON_WRITE(R600_CP_RB_RPTR_ADDR_HI, 1680 upper_32_bits(rptr_addr)); 1681 1682#ifdef __BIG_ENDIAN 1683 RADEON_WRITE(R600_CP_RB_CNTL, 1684 RADEON_BUF_SWAP_32BIT | 1685 (dev_priv->ring.rptr_update_l2qw << 8) | 1686 dev_priv->ring.size_l2qw); 1687#else 1688 RADEON_WRITE(R600_CP_RB_CNTL, 1689 (dev_priv->ring.rptr_update_l2qw << 8) | 1690 dev_priv->ring.size_l2qw); 1691#endif 1692 1693#if __OS_HAS_AGP 1694 if (dev_priv->flags & RADEON_IS_AGP) { 1695 /* XXX */ 1696 radeon_write_agp_base(dev_priv, dev->agp->base); 1697 1698 /* XXX */ 1699 radeon_write_agp_location(dev_priv, 1700 (((dev_priv->gart_vm_start - 1 + 1701 dev_priv->gart_size) & 0xffff0000) | 1702 (dev_priv->gart_vm_start >> 16))); 1703 1704 ring_start = (dev_priv->cp_ring->offset 1705 - dev->agp->base 1706 + dev_priv->gart_vm_start); 1707 } else 1708#endif 1709 ring_start = (dev_priv->cp_ring->offset 1710 - (unsigned long)dev->sg->virtual 1711 + dev_priv->gart_vm_start); 1712 1713 RADEON_WRITE(R600_CP_RB_BASE, ring_start >> 8); 1714 1715 RADEON_WRITE(R600_CP_ME_CNTL, 0xff); 1716 1717 RADEON_WRITE(R600_CP_DEBUG, (1 << 27) | (1 << 28)); 1718 1719 /* Initialize the scratch register pointer. This will cause 1720 * the scratch register values to be written out to memory 1721 * whenever they are updated. 1722 * 1723 * We simply put this behind the ring read pointer, this works 1724 * with PCI GART as well as (whatever kind of) AGP GART 1725 */ 1726 { 1727 u64 scratch_addr; 1728 1729 scratch_addr = RADEON_READ(R600_CP_RB_RPTR_ADDR); 1730 scratch_addr |= ((u64)RADEON_READ(R600_CP_RB_RPTR_ADDR_HI)) << 32; 1731 scratch_addr += R600_SCRATCH_REG_OFFSET; 1732 scratch_addr >>= 8; 1733 scratch_addr &= 0xffffffff; 1734 1735 RADEON_WRITE(R600_SCRATCH_ADDR, (uint32_t)scratch_addr); 1736 } 1737 1738 RADEON_WRITE(R600_SCRATCH_UMSK, 0x7); 1739 1740 /* Turn on bus mastering */ 1741 radeon_enable_bm(dev_priv); 1742 1743 radeon_write_ring_rptr(dev_priv, R600_SCRATCHOFF(0), 0); 1744 RADEON_WRITE(R600_LAST_FRAME_REG, 0); 1745 1746 radeon_write_ring_rptr(dev_priv, R600_SCRATCHOFF(1), 0); 1747 RADEON_WRITE(R600_LAST_DISPATCH_REG, 0); 1748 1749 radeon_write_ring_rptr(dev_priv, R600_SCRATCHOFF(2), 0); 1750 RADEON_WRITE(R600_LAST_CLEAR_REG, 0); 1751 1752 /* reset sarea copies of these */ 1753 if (dev_priv->sarea_priv) { 1754 dev_priv->sarea_priv->last_frame = 0; 1755 dev_priv->sarea_priv->last_dispatch = 0; 1756 dev_priv->sarea_priv->last_clear = 0; 1757 } 1758 1759 r600_do_wait_for_idle(dev_priv); 1760 1761} 1762 1763int r600_do_cleanup_cp(struct drm_device *dev) 1764{ 1765 drm_radeon_private_t *dev_priv = dev->dev_private; 1766 DRM_DEBUG("\n"); 1767 1768 /* Make sure interrupts are disabled here because the uninstall ioctl 1769 * may not have been called from userspace and after dev_private 1770 * is freed, it's too late. 1771 */ 1772 if (dev->irq_enabled) 1773 drm_irq_uninstall(dev); 1774 1775#if __OS_HAS_AGP 1776 if (dev_priv->flags & RADEON_IS_AGP) { 1777 if (dev_priv->cp_ring != NULL) { 1778 drm_core_ioremapfree(dev_priv->cp_ring, dev); 1779 dev_priv->cp_ring = NULL; 1780 } 1781 if (dev_priv->ring_rptr != NULL) { 1782 drm_core_ioremapfree(dev_priv->ring_rptr, dev); 1783 dev_priv->ring_rptr = NULL; 1784 } 1785 if (dev->agp_buffer_map != NULL) { 1786 drm_core_ioremapfree(dev->agp_buffer_map, dev); 1787 dev->agp_buffer_map = NULL; 1788 } 1789 } else 1790#endif 1791 { 1792 1793 if (dev_priv->gart_info.bus_addr) 1794 r600_page_table_cleanup(dev, &dev_priv->gart_info); 1795 1796 if (dev_priv->gart_info.gart_table_location == DRM_ATI_GART_FB) { 1797 drm_core_ioremapfree(&dev_priv->gart_info.mapping, dev); 1798 dev_priv->gart_info.addr = 0; 1799 } 1800 } 1801 /* only clear to the start of flags */ 1802 memset(dev_priv, 0, offsetof(drm_radeon_private_t, flags)); 1803 1804 return 0; 1805} 1806 1807int r600_do_init_cp(struct drm_device *dev, drm_radeon_init_t *init, 1808 struct drm_file *file_priv) 1809{ 1810 drm_radeon_private_t *dev_priv = dev->dev_private; 1811 1812 DRM_DEBUG("\n"); 1813 1814 /* if we require new memory map but we don't have it fail */ 1815 if ((dev_priv->flags & RADEON_NEW_MEMMAP) && !dev_priv->new_memmap) { 1816 DRM_ERROR("Cannot initialise DRM on this card\nThis card requires a new X.org DDX for 3D\n"); 1817 r600_do_cleanup_cp(dev); 1818 return -EINVAL; 1819 } 1820 1821 if (init->is_pci && (dev_priv->flags & RADEON_IS_AGP)) { 1822 DRM_DEBUG("Forcing AGP card to PCI mode\n"); 1823 dev_priv->flags &= ~RADEON_IS_AGP; 1824 /* The writeback test succeeds, but when writeback is enabled, 1825 * the ring buffer read ptr update fails after first 128 bytes. 1826 */ 1827 radeon_no_wb = 1; 1828 } else if (!(dev_priv->flags & (RADEON_IS_AGP | RADEON_IS_PCI | RADEON_IS_PCIE)) 1829 && !init->is_pci) { 1830 DRM_DEBUG("Restoring AGP flag\n"); 1831 dev_priv->flags |= RADEON_IS_AGP; 1832 } 1833 1834 dev_priv->usec_timeout = init->usec_timeout; 1835 if (dev_priv->usec_timeout < 1 || 1836 dev_priv->usec_timeout > RADEON_MAX_USEC_TIMEOUT) { 1837 DRM_DEBUG("TIMEOUT problem!\n"); 1838 r600_do_cleanup_cp(dev); 1839 return -EINVAL; 1840 } 1841 1842 /* Enable vblank on CRTC1 for older X servers 1843 */ 1844 dev_priv->vblank_crtc = DRM_RADEON_VBLANK_CRTC1; 1845 1846 dev_priv->do_boxes = 0; 1847 dev_priv->cp_mode = init->cp_mode; 1848 1849 /* We don't support anything other than bus-mastering ring mode, 1850 * but the ring can be in either AGP or PCI space for the ring 1851 * read pointer. 1852 */ 1853 if ((init->cp_mode != RADEON_CSQ_PRIBM_INDDIS) && 1854 (init->cp_mode != RADEON_CSQ_PRIBM_INDBM)) { 1855 DRM_DEBUG("BAD cp_mode (%x)!\n", init->cp_mode); 1856 r600_do_cleanup_cp(dev); 1857 return -EINVAL; 1858 } 1859 1860 switch (init->fb_bpp) { 1861 case 16: 1862 dev_priv->color_fmt = RADEON_COLOR_FORMAT_RGB565; 1863 break; 1864 case 32: 1865 default: 1866 dev_priv->color_fmt = RADEON_COLOR_FORMAT_ARGB8888; 1867 break; 1868 } 1869 dev_priv->front_offset = init->front_offset; 1870 dev_priv->front_pitch = init->front_pitch; 1871 dev_priv->back_offset = init->back_offset; 1872 dev_priv->back_pitch = init->back_pitch; 1873 1874 dev_priv->ring_offset = init->ring_offset; 1875 dev_priv->ring_rptr_offset = init->ring_rptr_offset; 1876 dev_priv->buffers_offset = init->buffers_offset; 1877 dev_priv->gart_textures_offset = init->gart_textures_offset; 1878 1879 dev_priv->sarea = drm_getsarea(dev); 1880 if (!dev_priv->sarea) { 1881 DRM_ERROR("could not find sarea!\n"); 1882 r600_do_cleanup_cp(dev); 1883 return -EINVAL; 1884 } 1885 1886 dev_priv->cp_ring = drm_core_findmap(dev, init->ring_offset); 1887 if (!dev_priv->cp_ring) { 1888 DRM_ERROR("could not find cp ring region!\n"); 1889 r600_do_cleanup_cp(dev); 1890 return -EINVAL; 1891 } 1892 dev_priv->ring_rptr = drm_core_findmap(dev, init->ring_rptr_offset); 1893 if (!dev_priv->ring_rptr) { 1894 DRM_ERROR("could not find ring read pointer!\n"); 1895 r600_do_cleanup_cp(dev); 1896 return -EINVAL; 1897 } 1898 dev->agp_buffer_token = init->buffers_offset; 1899 dev->agp_buffer_map = drm_core_findmap(dev, init->buffers_offset); 1900 if (!dev->agp_buffer_map) { 1901 DRM_ERROR("could not find dma buffer region!\n"); 1902 r600_do_cleanup_cp(dev); 1903 return -EINVAL; 1904 } 1905 1906 if (init->gart_textures_offset) { 1907 dev_priv->gart_textures = 1908 drm_core_findmap(dev, init->gart_textures_offset); 1909 if (!dev_priv->gart_textures) { 1910 DRM_ERROR("could not find GART texture region!\n"); 1911 r600_do_cleanup_cp(dev); 1912 return -EINVAL; 1913 } 1914 } 1915 1916 dev_priv->sarea_priv = 1917 (drm_radeon_sarea_t *) ((u8 *) dev_priv->sarea->virtual + 1918 init->sarea_priv_offset); 1919 1920#if __OS_HAS_AGP 1921 /* XXX */ 1922 if (dev_priv->flags & RADEON_IS_AGP) { 1923 drm_core_ioremap_wc(dev_priv->cp_ring, dev); 1924 drm_core_ioremap_wc(dev_priv->ring_rptr, dev); 1925 drm_core_ioremap_wc(dev->agp_buffer_map, dev); 1926 if (!dev_priv->cp_ring->virtual || 1927 !dev_priv->ring_rptr->virtual || 1928 !dev->agp_buffer_map->virtual) { 1929 DRM_ERROR("could not find ioremap agp regions!\n"); 1930 r600_do_cleanup_cp(dev); 1931 return -EINVAL; 1932 } 1933 } else 1934#endif 1935 { 1936 dev_priv->cp_ring->virtual = 1937 (void *)dev_priv->cp_ring->offset; 1938 dev_priv->ring_rptr->virtual = 1939 (void *)dev_priv->ring_rptr->offset; 1940 dev->agp_buffer_map->virtual = 1941 (void *)dev->agp_buffer_map->offset; 1942 1943 DRM_DEBUG("dev_priv->cp_ring->virtual %p\n", 1944 dev_priv->cp_ring->virtual); 1945 DRM_DEBUG("dev_priv->ring_rptr->virtual %p\n", 1946 dev_priv->ring_rptr->virtual); 1947 DRM_DEBUG("dev->agp_buffer_map->virtual %p\n", 1948 dev->agp_buffer_map->virtual); 1949 } 1950 1951 dev_priv->fb_location = (radeon_read_fb_location(dev_priv) & 0xffff) << 24; 1952 dev_priv->fb_size = 1953 (((radeon_read_fb_location(dev_priv) & 0xffff0000u) << 8) + 0x1000000) 1954 - dev_priv->fb_location; 1955 1956 dev_priv->front_pitch_offset = (((dev_priv->front_pitch / 64) << 22) | 1957 ((dev_priv->front_offset 1958 + dev_priv->fb_location) >> 10)); 1959 1960 dev_priv->back_pitch_offset = (((dev_priv->back_pitch / 64) << 22) | 1961 ((dev_priv->back_offset 1962 + dev_priv->fb_location) >> 10)); 1963 1964 dev_priv->depth_pitch_offset = (((dev_priv->depth_pitch / 64) << 22) | 1965 ((dev_priv->depth_offset 1966 + dev_priv->fb_location) >> 10)); 1967 1968 dev_priv->gart_size = init->gart_size; 1969 1970 /* New let's set the memory map ... */ 1971 if (dev_priv->new_memmap) { 1972 u32 base = 0; 1973 1974 DRM_INFO("Setting GART location based on new memory map\n"); 1975 1976 /* If using AGP, try to locate the AGP aperture at the same 1977 * location in the card and on the bus, though we have to 1978 * align it down. 1979 */ 1980#if __OS_HAS_AGP 1981 /* XXX */ 1982 if (dev_priv->flags & RADEON_IS_AGP) { 1983 base = dev->agp->base; 1984 /* Check if valid */ 1985 if ((base + dev_priv->gart_size - 1) >= dev_priv->fb_location && 1986 base < (dev_priv->fb_location + dev_priv->fb_size - 1)) { 1987 DRM_INFO("Can't use AGP base @0x%08lx, won't fit\n", 1988 dev->agp->base); 1989 base = 0; 1990 } 1991 } 1992#endif 1993 /* If not or if AGP is at 0 (Macs), try to put it elsewhere */ 1994 if (base == 0) { 1995 base = dev_priv->fb_location + dev_priv->fb_size; 1996 if (base < dev_priv->fb_location || 1997 ((base + dev_priv->gart_size) & 0xfffffffful) < base) 1998 base = dev_priv->fb_location 1999 - dev_priv->gart_size; 2000 } 2001 dev_priv->gart_vm_start = base & 0xffc00000u; 2002 if (dev_priv->gart_vm_start != base) 2003 DRM_INFO("GART aligned down from 0x%08x to 0x%08x\n", 2004 base, dev_priv->gart_vm_start); 2005 } 2006 2007#if __OS_HAS_AGP 2008 /* XXX */ 2009 if (dev_priv->flags & RADEON_IS_AGP) 2010 dev_priv->gart_buffers_offset = (dev->agp_buffer_map->offset 2011 - dev->agp->base 2012 + dev_priv->gart_vm_start); 2013 else 2014#endif 2015 dev_priv->gart_buffers_offset = (dev->agp_buffer_map->offset 2016 - (unsigned long)dev->sg->virtual 2017 + dev_priv->gart_vm_start); 2018 2019 DRM_DEBUG("fb 0x%08x size %d\n", 2020 (unsigned int) dev_priv->fb_location, 2021 (unsigned int) dev_priv->fb_size); 2022 DRM_DEBUG("dev_priv->gart_size %d\n", dev_priv->gart_size); 2023 DRM_DEBUG("dev_priv->gart_vm_start 0x%08x\n", 2024 (unsigned int) dev_priv->gart_vm_start); 2025 DRM_DEBUG("dev_priv->gart_buffers_offset 0x%08lx\n", 2026 dev_priv->gart_buffers_offset); 2027 2028 dev_priv->ring.start = (u32 *) dev_priv->cp_ring->virtual; 2029 dev_priv->ring.end = ((u32 *) dev_priv->cp_ring->virtual 2030 + init->ring_size / sizeof(u32)); 2031 dev_priv->ring.size = init->ring_size; 2032 dev_priv->ring.size_l2qw = drm_order(init->ring_size / 8); 2033 2034 dev_priv->ring.rptr_update = /* init->rptr_update */ 4096; 2035 dev_priv->ring.rptr_update_l2qw = drm_order(/* init->rptr_update */ 4096 / 8); 2036 2037 dev_priv->ring.fetch_size = /* init->fetch_size */ 32; 2038 dev_priv->ring.fetch_size_l2ow = drm_order(/* init->fetch_size */ 32 / 16); 2039 2040 dev_priv->ring.tail_mask = (dev_priv->ring.size / sizeof(u32)) - 1; 2041 2042 dev_priv->ring.high_mark = RADEON_RING_HIGH_MARK; 2043 2044#if __OS_HAS_AGP 2045 if (dev_priv->flags & RADEON_IS_AGP) { 2046 /* XXX turn off pcie gart */ 2047 } else 2048#endif 2049 { 2050 dev_priv->gart_info.table_mask = DMA_BIT_MASK(32); 2051 /* if we have an offset set from userspace */ 2052 if (!dev_priv->pcigart_offset_set) { 2053 DRM_ERROR("Need gart offset from userspace\n"); 2054 r600_do_cleanup_cp(dev); 2055 return -EINVAL; 2056 } 2057 2058 DRM_DEBUG("Using gart offset 0x%08lx\n", dev_priv->pcigart_offset); 2059 2060 dev_priv->gart_info.bus_addr = 2061 dev_priv->pcigart_offset + dev_priv->fb_location; 2062 dev_priv->gart_info.mapping.offset = 2063 dev_priv->pcigart_offset + dev_priv->fb_aper_offset; 2064 dev_priv->gart_info.mapping.size = 2065 dev_priv->gart_info.table_size; 2066 2067 drm_core_ioremap_wc(&dev_priv->gart_info.mapping, dev); 2068 if (!dev_priv->gart_info.mapping.virtual) { 2069 DRM_ERROR("ioremap failed.\n"); 2070 r600_do_cleanup_cp(dev); 2071 return -EINVAL; 2072 } 2073 2074 dev_priv->gart_info.addr = 2075 dev_priv->gart_info.mapping.virtual; 2076 2077 DRM_DEBUG("Setting phys_pci_gart to %p %08lX\n", 2078 dev_priv->gart_info.addr, 2079 dev_priv->pcigart_offset); 2080 2081 if (!r600_page_table_init(dev)) { 2082 DRM_ERROR("Failed to init GART table\n"); 2083 r600_do_cleanup_cp(dev); 2084 return -EINVAL; 2085 } 2086 2087 if (((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RV770)) 2088 r700_vm_init(dev); 2089 else 2090 r600_vm_init(dev); 2091 } 2092 2093 if (((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RV770)) 2094 r700_cp_load_microcode(dev_priv); 2095 else 2096 r600_cp_load_microcode(dev_priv); 2097 2098 r600_cp_init_ring_buffer(dev, dev_priv, file_priv); 2099 2100 dev_priv->last_buf = 0; 2101 2102 r600_do_engine_reset(dev); 2103 r600_test_writeback(dev_priv); 2104 2105 r600_cs_init(dev); 2106 2107 return 0; 2108} 2109 2110int r600_do_resume_cp(struct drm_device *dev, struct drm_file *file_priv) 2111{ 2112 drm_radeon_private_t *dev_priv = dev->dev_private; 2113 2114 DRM_DEBUG("\n"); 2115 if (((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RV770)) { 2116 r700_vm_init(dev); 2117 r700_cp_load_microcode(dev_priv); 2118 } else { 2119 r600_vm_init(dev); 2120 r600_cp_load_microcode(dev_priv); 2121 } 2122 r600_cp_init_ring_buffer(dev, dev_priv, file_priv); 2123 r600_do_engine_reset(dev); 2124 2125 return 0; 2126} 2127 2128/* Wait for the CP to go idle. 2129 */ 2130int r600_do_cp_idle(drm_radeon_private_t *dev_priv) 2131{ 2132 RING_LOCALS; 2133 DRM_DEBUG("\n"); 2134 2135 BEGIN_RING(5); 2136 OUT_RING(CP_PACKET3(R600_IT_EVENT_WRITE, 0)); 2137 OUT_RING(R600_CACHE_FLUSH_AND_INV_EVENT); 2138 /* wait for 3D idle clean */ 2139 OUT_RING(CP_PACKET3(R600_IT_SET_CONFIG_REG, 1)); 2140 OUT_RING((R600_WAIT_UNTIL - R600_SET_CONFIG_REG_OFFSET) >> 2); 2141 OUT_RING(RADEON_WAIT_3D_IDLE | RADEON_WAIT_3D_IDLECLEAN); 2142 2143 ADVANCE_RING(); 2144 COMMIT_RING(); 2145 2146 return r600_do_wait_for_idle(dev_priv); 2147} 2148 2149/* Start the Command Processor. 2150 */ 2151void r600_do_cp_start(drm_radeon_private_t *dev_priv) 2152{ 2153 u32 cp_me; 2154 RING_LOCALS; 2155 DRM_DEBUG("\n"); 2156 2157 BEGIN_RING(7); 2158 OUT_RING(CP_PACKET3(R600_IT_ME_INITIALIZE, 5)); 2159 OUT_RING(0x00000001); 2160 if (((dev_priv->flags & RADEON_FAMILY_MASK) < CHIP_RV770)) 2161 OUT_RING(0x00000003); 2162 else 2163 OUT_RING(0x00000000); 2164 OUT_RING((dev_priv->r600_max_hw_contexts - 1)); 2165 OUT_RING(R600_ME_INITIALIZE_DEVICE_ID(1)); 2166 OUT_RING(0x00000000); 2167 OUT_RING(0x00000000); 2168 ADVANCE_RING(); 2169 COMMIT_RING(); 2170 2171 /* set the mux and reset the halt bit */ 2172 cp_me = 0xff; 2173 RADEON_WRITE(R600_CP_ME_CNTL, cp_me); 2174 2175 dev_priv->cp_running = 1; 2176 2177} 2178 2179void r600_do_cp_reset(drm_radeon_private_t *dev_priv) 2180{ 2181 u32 cur_read_ptr; 2182 DRM_DEBUG("\n"); 2183 2184 cur_read_ptr = RADEON_READ(R600_CP_RB_RPTR); 2185 RADEON_WRITE(R600_CP_RB_WPTR, cur_read_ptr); 2186 SET_RING_HEAD(dev_priv, cur_read_ptr); 2187 dev_priv->ring.tail = cur_read_ptr; 2188} 2189 2190void r600_do_cp_stop(drm_radeon_private_t *dev_priv) 2191{ 2192 uint32_t cp_me; 2193 2194 DRM_DEBUG("\n"); 2195 2196 cp_me = 0xff | R600_CP_ME_HALT; 2197 2198 RADEON_WRITE(R600_CP_ME_CNTL, cp_me); 2199 2200 dev_priv->cp_running = 0; 2201} 2202 2203int r600_cp_dispatch_indirect(struct drm_device *dev, 2204 struct drm_buf *buf, int start, int end) 2205{ 2206 drm_radeon_private_t *dev_priv = dev->dev_private; 2207 RING_LOCALS; 2208 2209 if (start != end) { 2210 unsigned long offset = (dev_priv->gart_buffers_offset 2211 + buf->offset + start); 2212 int dwords = (end - start + 3) / sizeof(u32); 2213 2214 DRM_DEBUG("dwords:%d\n", dwords); 2215 DRM_DEBUG("offset 0x%lx\n", offset); 2216 2217 2218 /* Indirect buffer data must be a multiple of 16 dwords. 2219 * pad the data with a Type-2 CP packet. 2220 */ 2221 while (dwords & 0xf) { 2222 u32 *data = (u32 *) 2223 ((char *)dev->agp_buffer_map->virtual 2224 + buf->offset + start); 2225 data[dwords++] = RADEON_CP_PACKET2; 2226 } 2227 2228 /* Fire off the indirect buffer */ 2229 BEGIN_RING(4); 2230 OUT_RING(CP_PACKET3(R600_IT_INDIRECT_BUFFER, 2)); 2231 OUT_RING((offset & 0xfffffffc)); 2232 OUT_RING((upper_32_bits(offset) & 0xff)); 2233 OUT_RING(dwords); 2234 ADVANCE_RING(); 2235 } 2236 2237 return 0; 2238} 2239 2240void r600_cp_dispatch_swap(struct drm_device * dev) 2241{ 2242 drm_radeon_private_t *dev_priv = dev->dev_private; 2243 drm_radeon_sarea_t *sarea_priv = dev_priv->sarea_priv; 2244 int nbox = sarea_priv->nbox; 2245 struct drm_clip_rect *pbox = sarea_priv->boxes; 2246 int i, cpp, src_pitch, dst_pitch; 2247 uint64_t src, dst; 2248 RING_LOCALS; 2249 DRM_DEBUG("\n"); 2250 2251 if (dev_priv->color_fmt == RADEON_COLOR_FORMAT_ARGB8888) 2252 cpp = 4; 2253 else 2254 cpp = 2; 2255 2256 if (dev_priv->sarea_priv->pfCurrentPage == 0) { 2257 src_pitch = dev_priv->back_pitch; 2258 dst_pitch = dev_priv->front_pitch; 2259 src = dev_priv->back_offset + dev_priv->fb_location; 2260 dst = dev_priv->front_offset + dev_priv->fb_location; 2261 } else { 2262 src_pitch = dev_priv->front_pitch; 2263 dst_pitch = dev_priv->back_pitch; 2264 src = dev_priv->front_offset + dev_priv->fb_location; 2265 dst = dev_priv->back_offset + dev_priv->fb_location; 2266 } 2267 2268 if (r600_prepare_blit_copy(dev)) { 2269 DRM_ERROR("unable to allocate vertex buffer for swap buffer\n"); 2270 return; 2271 } 2272 for (i = 0; i < nbox; i++) { 2273 int x = pbox[i].x1; 2274 int y = pbox[i].y1; 2275 int w = pbox[i].x2 - x; 2276 int h = pbox[i].y2 - y; 2277 2278 DRM_DEBUG("%d,%d-%d,%d\n", x, y, w, h); 2279 2280 r600_blit_swap(dev, 2281 src, dst, 2282 x, y, x, y, w, h, 2283 src_pitch, dst_pitch, cpp); 2284 } 2285 r600_done_blit_copy(dev); 2286 2287 /* Increment the frame counter. The client-side 3D driver must 2288 * throttle the framerate by waiting for this value before 2289 * performing the swapbuffer ioctl. 2290 */ 2291 dev_priv->sarea_priv->last_frame++; 2292 2293 BEGIN_RING(3); 2294 R600_FRAME_AGE(dev_priv->sarea_priv->last_frame); 2295 ADVANCE_RING(); 2296} 2297 2298int r600_cp_dispatch_texture(struct drm_device * dev, 2299 struct drm_file *file_priv, 2300 drm_radeon_texture_t * tex, 2301 drm_radeon_tex_image_t * image) 2302{ 2303 drm_radeon_private_t *dev_priv = dev->dev_private; 2304 struct drm_buf *buf; 2305 u32 *buffer; 2306 const u8 __user *data; 2307 int size, pass_size; 2308 u64 src_offset, dst_offset; 2309 2310 if (!radeon_check_offset(dev_priv, tex->offset)) { 2311 DRM_ERROR("Invalid destination offset\n"); 2312 return -EINVAL; 2313 } 2314 2315 /* this might fail for zero-sized uploads - are those illegal? */ 2316 if (!radeon_check_offset(dev_priv, tex->offset + tex->height * tex->pitch - 1)) { 2317 DRM_ERROR("Invalid final destination offset\n"); 2318 return -EINVAL; 2319 } 2320 2321 size = tex->height * tex->pitch; 2322 2323 if (size == 0) 2324 return 0; 2325 2326 dst_offset = tex->offset; 2327 2328 r600_prepare_blit_copy(dev); 2329 do { 2330 data = (const u8 __user *)image->data; 2331 pass_size = size; 2332 2333 buf = radeon_freelist_get(dev); 2334 if (!buf) { 2335 DRM_DEBUG("EAGAIN\n"); 2336 if (DRM_COPY_TO_USER(tex->image, image, sizeof(*image))) 2337 return -EFAULT; 2338 return -EAGAIN; 2339 } 2340 2341 if (pass_size > buf->total) 2342 pass_size = buf->total; 2343 2344 /* Dispatch the indirect buffer. 2345 */ 2346 buffer = 2347 (u32 *) ((char *)dev->agp_buffer_map->virtual + 2348 buf->offset); 2349 2350 if (DRM_COPY_FROM_USER(buffer, data, pass_size)) { 2351 DRM_ERROR("EFAULT on pad, %d bytes\n", pass_size); 2352 return -EFAULT; 2353 } 2354 2355 buf->file_priv = file_priv; 2356 buf->used = pass_size; 2357 src_offset = dev_priv->gart_buffers_offset + buf->offset; 2358 2359 r600_blit_copy(dev, src_offset, dst_offset, pass_size); 2360 2361 radeon_cp_discard_buffer(dev, buf); 2362 2363 /* Update the input parameters for next time */ 2364 image->data = (const u8 __user *)image->data + pass_size; 2365 dst_offset += pass_size; 2366 size -= pass_size; 2367 } while (size > 0); 2368 r600_done_blit_copy(dev); 2369 2370 return 0; 2371} 2372