1 /*- 2 * Copyright (c) 2000 Doug Rabson 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * 26 * $FreeBSD: src/sys/pci/agpreg.h,v 1.19 2007/07/13 16:28:12 anholt Exp $ 27 * $DragonFly: src/sys/dev/agp/agpreg.h,v 1.7 2008/10/03 08:56:58 hasso Exp $ 28 */ 29 30 #ifndef _PCI_AGPREG_H_ 31 #define _PCI_AGPREG_H_ 32 33 /* 34 * Offsets for various AGP configuration registers. 35 */ 36 #define AGP_APBASE 0x10 37 #define AGP_CAPPTR 0x34 38 39 /* 40 * Offsets from the AGP Capability pointer. 41 */ 42 #define AGP_CAPID 0x0 43 #define AGP_CAPID_GET_MAJOR(x) (((x) & 0x00f00000U) >> 20) 44 #define AGP_CAPID_GET_MINOR(x) (((x) & 0x000f0000U) >> 16) 45 #define AGP_CAPID_GET_NEXT_PTR(x) (((x) & 0x0000ff00U) >> 8) 46 #define AGP_CAPID_GET_CAP_ID(x) (((x) & 0x000000ffU) >> 0) 47 48 #define AGP_STATUS 0x4 49 #define AGP_COMMAND 0x8 50 #define AGP_STATUS_AGP3 0x0008 51 #define AGP_STATUS_RQ_MASK 0xff000000 52 #define AGP_COMMAND_RQ_MASK 0xff000000 53 #define AGP_STATUS_ARQSZ_MASK 0xe000 54 #define AGP_COMMAND_ARQSZ_MASK 0xe000 55 #define AGP_STATUS_CAL_MASK 0x1c00 56 #define AGP_COMMAND_CAL_MASK 0x1c00 57 #define AGP_STATUS_ISOCH 0x10000 58 #define AGP_STATUS_SBA 0x0200 59 #define AGP_STATUS_ITA_COH 0x0100 60 #define AGP_STATUS_GART64 0x0080 61 #define AGP_STATUS_HTRANS 0x0040 62 #define AGP_STATUS_64BIT 0x0020 63 #define AGP_STATUS_FW 0x0010 64 #define AGP_COMMAND_RQ_MASK 0xff000000 65 #define AGP_COMMAND_ARQSZ_MASK 0xe000 66 #define AGP_COMMAND_CAL_MASK 0x1c00 67 #define AGP_COMMAND_SBA 0x0200 68 #define AGP_COMMAND_AGP 0x0100 69 #define AGP_COMMAND_GART64 0x0080 70 #define AGP_COMMAND_64BIT 0x0020 71 #define AGP_COMMAND_FW 0x0010 72 73 /* 74 * Config offsets for Intel AGP chipsets. 75 */ 76 #define AGP_INTEL_NBXCFG 0x50 77 #define AGP_INTEL_ERRSTS 0x91 78 #define AGP_INTEL_AGPCTRL 0xb0 79 #define AGP_INTEL_APSIZE 0xb4 80 #define AGP_INTEL_ATTBASE 0xb8 81 82 /* 83 * Config offsets for Intel i8xx/E7xxx AGP chipsets. 84 */ 85 #define AGP_INTEL_MCHCFG 0x50 86 #define AGP_INTEL_I820_RDCR 0x51 87 #define AGP_INTEL_I845_AGPM 0x51 88 #define AGP_INTEL_I8XX_ERRSTS 0xc8 89 90 /* 91 * Config offsets for VIA AGP 2.x chipsets. 92 */ 93 #define AGP_VIA_GARTCTRL 0x80 94 #define AGP_VIA_APSIZE 0x84 95 #define AGP_VIA_ATTBASE 0x88 96 97 /* 98 * Config offsets for VIA AGP 3.0 chipsets. 99 */ 100 #define AGP3_VIA_GARTCTRL 0x90 101 #define AGP3_VIA_APSIZE 0x94 102 #define AGP3_VIA_ATTBASE 0x98 103 #define AGP_VIA_AGPSEL 0xfd 104 105 /* 106 * Config offsets for SiS AGP chipsets. 107 */ 108 #define AGP_SIS_ATTBASE 0x90 109 #define AGP_SIS_WINCTRL 0x94 110 #define AGP_SIS_TLBCTRL 0x97 111 #define AGP_SIS_TLBFLUSH 0x98 112 113 /* 114 * Config offsets for Ali AGP chipsets. 115 */ 116 #define AGP_ALI_AGPCTRL 0xb8 117 #define AGP_ALI_ATTBASE 0xbc 118 #define AGP_ALI_TLBCTRL 0xc0 119 120 /* 121 * Config offsets for the AMD 751 chipset. 122 */ 123 #define AGP_AMD751_APBASE 0x10 124 #define AGP_AMD751_REGISTERS 0x14 125 #define AGP_AMD751_APCTRL 0xac 126 #define AGP_AMD751_MODECTRL 0xb0 127 #define AGP_AMD751_MODECTRL_SYNEN 0x80 128 #define AGP_AMD751_MODECTRL2 0xb2 129 #define AGP_AMD751_MODECTRL2_G1LM 0x01 130 #define AGP_AMD751_MODECTRL2_GPDCE 0x02 131 #define AGP_AMD751_MODECTRL2_NGSE 0x08 132 133 /* 134 * Memory mapped register offsets for AMD 751 chipset. 135 */ 136 #define AGP_AMD751_CAPS 0x00 137 #define AGP_AMD751_CAPS_EHI 0x0800 138 #define AGP_AMD751_CAPS_P2P 0x0400 139 #define AGP_AMD751_CAPS_MPC 0x0200 140 #define AGP_AMD751_CAPS_VBE 0x0100 141 #define AGP_AMD751_CAPS_REV 0x00ff 142 #define AGP_AMD751_STATUS 0x02 143 #define AGP_AMD751_STATUS_P2PS 0x0800 144 #define AGP_AMD751_STATUS_GCS 0x0400 145 #define AGP_AMD751_STATUS_MPS 0x0200 146 #define AGP_AMD751_STATUS_VBES 0x0100 147 #define AGP_AMD751_STATUS_P2PE 0x0008 148 #define AGP_AMD751_STATUS_GCE 0x0004 149 #define AGP_AMD751_STATUS_VBEE 0x0001 150 #define AGP_AMD751_ATTBASE 0x04 151 #define AGP_AMD751_TLBCTRL 0x0c 152 153 /* 154 * Config registers for i810 device 0 155 */ 156 #define AGP_I810_SMRAM 0x70 157 #define AGP_I810_SMRAM_GMS 0xc0 158 #define AGP_I810_SMRAM_GMS_DISABLED 0x00 159 #define AGP_I810_SMRAM_GMS_ENABLED_0 0x40 160 #define AGP_I810_SMRAM_GMS_ENABLED_512 0x80 161 #define AGP_I810_SMRAM_GMS_ENABLED_1024 0xc0 162 #define AGP_I810_MISCC 0x72 163 #define AGP_I810_MISCC_WINSIZE 0x0001 164 #define AGP_I810_MISCC_WINSIZE_64 0x0000 165 #define AGP_I810_MISCC_WINSIZE_32 0x0001 166 #define AGP_I810_MISCC_PLCK 0x0008 167 #define AGP_I810_MISCC_PLCK_UNLOCKED 0x0000 168 #define AGP_I810_MISCC_PLCK_LOCKED 0x0008 169 #define AGP_I810_MISCC_WPTC 0x0030 170 #define AGP_I810_MISCC_WPTC_NOLIMIT 0x0000 171 #define AGP_I810_MISCC_WPTC_62 0x0010 172 #define AGP_I810_MISCC_WPTC_50 0x0020 173 #define AGP_I810_MISCC_WPTC_37 0x0030 174 #define AGP_I810_MISCC_RPTC 0x00c0 175 #define AGP_I810_MISCC_RPTC_NOLIMIT 0x0000 176 #define AGP_I810_MISCC_RPTC_62 0x0040 177 #define AGP_I810_MISCC_RPTC_50 0x0080 178 #define AGP_I810_MISCC_RPTC_37 0x00c0 179 180 /* 181 * Config registers for i810 device 1 182 */ 183 #define AGP_I810_GMADR 0x10 184 #define AGP_I810_MMADR 0x14 185 186 #define I810_PTE_VALID 0x00000001 187 188 /* 189 * Cache control 190 * 191 * Pre-Sandybridge bits 192 */ 193 #define I810_PTE_MAIN_UNCACHED 0x00000000 194 #define I810_PTE_LOCAL 0x00000002 /* Non-snooped main phys memory */ 195 #define I830_PTE_SYSTEM_CACHED 0x00000006 /* Snooped main phys memory */ 196 197 /* 198 * Sandybridge 199 * LLC - Last Level Cache 200 * MMC - Mid Level Cache 201 */ 202 #define GEN6_PTE_RESERVED 0x00000000 203 #define GEN6_PTE_UNCACHED 0x00000002 /* Do not cache */ 204 #define GEN6_PTE_LLC 0x00000004 /* Cache in LLC */ 205 #define GEN6_PTE_LLC_MLC 0x00000006 /* Cache in LLC and MLC */ 206 #define GEN6_PTE_GFDT 0x00000008 /* Graphics Data Type */ 207 208 /* 209 * Memory mapped register offsets for i810 chipset. 210 */ 211 #define AGP_I810_PGTBL_CTL 0x2020 212 #define AGP_I810_PGTBL_ENABLED 0x00000001 213 /** 214 * This field determines the actual size of the global GTT on the 965 215 * and G33 216 */ 217 #define AGP_I810_PGTBL_SIZE_MASK 0x0000000e 218 #define AGP_I810_PGTBL_SIZE_512KB (0 << 1) 219 #define AGP_I810_PGTBL_SIZE_256KB (1 << 1) 220 #define AGP_I810_PGTBL_SIZE_128KB (2 << 1) 221 #define AGP_I810_PGTBL_SIZE_1MB (3 << 1) 222 #define AGP_I810_PGTBL_SIZE_2MB (4 << 1) 223 #define AGP_I810_PGTBL_SIZE_1_5MB (5 << 1) 224 #define AGP_G33_GCC1_SIZE_MASK (3 << 8) 225 #define AGP_G33_GCC1_SIZE_1M (1 << 8) 226 #define AGP_G33_GCC1_SIZE_2M (2 << 8) 227 #define AGP_G4x_GCC1_SIZE_MASK (0xf << 8) 228 #define AGP_G4x_GCC1_SIZE_1M (0x1 << 8) 229 #define AGP_G4x_GCC1_SIZE_2M (0x3 << 8) 230 #define AGP_G4x_GCC1_SIZE_VT_EN (0x8 << 8) 231 #define AGP_G4x_GCC1_SIZE_VT_1M \ 232 (AGP_G4x_GCC1_SIZE_1M | AGP_G4x_GCC1_SIZE_VT_EN) 233 #define AGP_G4x_GCC1_SIZE_VT_1_5M ((0x2 << 8) | AGP_G4x_GCC1_SIZE_VT_EN) 234 #define AGP_G4x_GCC1_SIZE_VT_2M \ 235 (AGP_G4x_GCC1_SIZE_2M | AGP_G4x_GCC1_SIZE_VT_EN) 236 237 #define AGP_I810_DRT 0x3000 238 #define AGP_I810_DRT_UNPOPULATED 0x00 239 #define AGP_I810_DRT_POPULATED 0x01 240 #define AGP_I810_GTT 0x10000 241 242 /* 243 * Config registers for i830MG device 0 244 */ 245 #define AGP_I830_GCC1 0x52 246 #define AGP_I830_GCC1_DEV2 0x08 247 #define AGP_I830_GCC1_DEV2_ENABLED 0x00 248 #define AGP_I830_GCC1_DEV2_DISABLED 0x08 249 #define AGP_I830_GCC1_GMS 0xf0 /* Top bit reserved pre-G33 */ 250 #define AGP_I830_GCC1_GMS_STOLEN_512 0x20 251 #define AGP_I830_GCC1_GMS_STOLEN_1024 0x30 252 #define AGP_I830_GCC1_GMS_STOLEN_8192 0x40 253 #define AGP_I830_GCC1_GMASIZE 0x01 254 #define AGP_I830_GCC1_GMASIZE_64 0x01 255 #define AGP_I830_GCC1_GMASIZE_128 0x00 256 #define AGP_I830_HIC 0x70 257 258 /* 259 * Config registers for 852GM/855GM/865G device 0 260 */ 261 #define AGP_I855_GCC1 0x52 262 #define AGP_I855_GCC1_DEV2 0x08 263 #define AGP_I855_GCC1_DEV2_ENABLED 0x00 264 #define AGP_I855_GCC1_DEV2_DISABLED 0x08 265 #define AGP_I855_GCC1_GMS 0xf0 /* Top bit reserved pre-G33 */ 266 #define AGP_I855_GCC1_GMS_STOLEN_0M 0x00 267 #define AGP_I855_GCC1_GMS_STOLEN_1M 0x10 268 #define AGP_I855_GCC1_GMS_STOLEN_4M 0x20 269 #define AGP_I855_GCC1_GMS_STOLEN_8M 0x30 270 #define AGP_I855_GCC1_GMS_STOLEN_16M 0x40 271 #define AGP_I855_GCC1_GMS_STOLEN_32M 0x50 272 273 /* 274 * 852GM/855GM variant identification 275 */ 276 #define AGP_I85X_CAPID 0x44 277 #define AGP_I85X_VARIANT_MASK 0x7 278 #define AGP_I85X_VARIANT_SHIFT 5 279 #define AGP_I855_GME 0x0 280 #define AGP_I855_GM 0x4 281 #define AGP_I852_GME 0x2 282 #define AGP_I852_GM 0x5 283 284 /* 285 * 915G registers 286 */ 287 #define AGP_I915_GMADR 0x18 288 #define AGP_I915_MMADR 0x10 289 #define AGP_I915_GTTADR 0x1C 290 #define AGP_I915_GCC1_GMS_STOLEN_48M 0x60 291 #define AGP_I915_GCC1_GMS_STOLEN_64M 0x70 292 #define AGP_I915_DEVEN 0x54 293 #define AGP_SB_DEVEN_D2EN 0x10 /* SB+ has IGD enabled bit */ 294 #define AGP_SB_DEVEN_D2EN_ENABLED 0x10 /* in different place */ 295 #define AGP_SB_DEVEN_D2EN_DISABLED 0x00 296 #define AGP_I915_DEVEN_D2F0 0x08 297 #define AGP_I915_DEVEN_D2F0_ENABLED 0x08 298 #define AGP_I915_DEVEN_D2F0_DISABLED 0x00 299 #define AGP_I915_MSAC 0x62 300 #define AGP_I915_MSAC_GMASIZE 0x02 301 #define AGP_I915_MSAC_GMASIZE_128 0x02 302 #define AGP_I915_MSAC_GMASIZE_256 0x00 303 #define AGP_I915_IFPADDR 0x60 304 305 /* 306 * G965 registers 307 */ 308 #define AGP_I965_GTTMMADR 0x10 309 #define AGP_I965_MSAC 0x62 310 #define AGP_I965_MSAC_GMASIZE_128 0x00 311 #define AGP_I965_MSAC_GMASIZE_256 0x02 312 #define AGP_I965_MSAC_GMASIZE_512 0x06 313 #define AGP_I965_PGTBL_SIZE_1MB (3 << 1) 314 #define AGP_I965_PGTBL_SIZE_2MB (4 << 1) 315 #define AGP_I965_PGTBL_SIZE_1_5MB (5 << 1) 316 #define AGP_I965_PGTBL_CTL2 0x20c4 317 #define AGP_I965_IFPADDR 0x70 318 319 /* 320 * G33 registers 321 */ 322 #define AGP_G33_MGGC_GGMS_MASK (3 << 8) 323 #define AGP_G33_MGGC_GGMS_SIZE_1M (1 << 8) 324 #define AGP_G33_MGGC_GGMS_SIZE_2M (2 << 8) 325 #define AGP_G33_GCC1_GMS_STOLEN_128M 0x80 326 #define AGP_G33_GCC1_GMS_STOLEN_256M 0x90 327 328 /* 329 * G4X registers 330 */ 331 #define AGP_G4X_GMADR 0x20 332 #define AGP_G4X_MMADR 0x10 333 #define AGP_G4X_GTTADR 0x18 334 #define AGP_G4X_GCC1_GMS_STOLEN_96M 0xa0 335 #define AGP_G4X_GCC1_GMS_STOLEN_160M 0xb0 336 #define AGP_G4X_GCC1_GMS_STOLEN_224M 0xc0 337 #define AGP_G4X_GCC1_GMS_STOLEN_352M 0xd0 338 339 /* 340 * SandyBridge/IvyBridge registers 341 */ 342 #define AGP_SNB_GCC1 0x50 343 #define AGP_SNB_GMCH_GMS_STOLEN_MASK 0xF8 344 #define AGP_SNB_GMCH_GMS_STOLEN_32M (1 << 3) 345 #define AGP_SNB_GMCH_GMS_STOLEN_64M (2 << 3) 346 #define AGP_SNB_GMCH_GMS_STOLEN_96M (3 << 3) 347 #define AGP_SNB_GMCH_GMS_STOLEN_128M (4 << 3) 348 #define AGP_SNB_GMCH_GMS_STOLEN_160M (5 << 3) 349 #define AGP_SNB_GMCH_GMS_STOLEN_192M (6 << 3) 350 #define AGP_SNB_GMCH_GMS_STOLEN_224M (7 << 3) 351 #define AGP_SNB_GMCH_GMS_STOLEN_256M (8 << 3) 352 #define AGP_SNB_GMCH_GMS_STOLEN_288M (9 << 3) 353 #define AGP_SNB_GMCH_GMS_STOLEN_320M (0xa << 3) 354 #define AGP_SNB_GMCH_GMS_STOLEN_352M (0xb << 3) 355 #define AGP_SNB_GMCH_GMS_STOLEN_384M (0xc << 3) 356 #define AGP_SNB_GMCH_GMS_STOLEN_416M (0xd << 3) 357 #define AGP_SNB_GMCH_GMS_STOLEN_448M (0xe << 3) 358 #define AGP_SNB_GMCH_GMS_STOLEN_480M (0xf << 3) 359 #define AGP_SNB_GMCH_GMS_STOLEN_512M (0x10 << 3) 360 #define AGP_SNB_GTT_SIZE_0M (0 << 8) 361 #define AGP_SNB_GTT_SIZE_1M (1 << 8) 362 #define AGP_SNB_GTT_SIZE_2M (2 << 8) 363 #define AGP_SNB_GTT_SIZE_MASK (3 << 8) 364 365 #define AGP_SNB_GFX_MODE 0x02520 366 367 /* 368 * NVIDIA nForce/nForce2 registers 369 */ 370 #define AGP_NVIDIA_0_APBASE 0x10 371 #define AGP_NVIDIA_0_APSIZE 0x80 372 #define AGP_NVIDIA_1_WBC 0xf0 373 #define AGP_NVIDIA_2_GARTCTRL 0xd0 374 #define AGP_NVIDIA_2_APBASE 0xd8 375 #define AGP_NVIDIA_2_APLIMIT 0xdc 376 #define AGP_NVIDIA_2_ATTBASE(i) (0xe0 + (i) * 4) 377 #define AGP_NVIDIA_3_APBASE 0x50 378 #define AGP_NVIDIA_3_APLIMIT 0x54 379 380 /* 381 * AMD64 GART registers 382 */ 383 #define AGP_AMD64_APCTRL 0x90 384 #define AGP_AMD64_APBASE 0x94 385 #define AGP_AMD64_ATTBASE 0x98 386 #define AGP_AMD64_CACHECTRL 0x9c 387 #define AGP_AMD64_APCTRL_GARTEN 0x00000001 388 #define AGP_AMD64_APCTRL_SIZE_MASK 0x0000000e 389 #define AGP_AMD64_APCTRL_DISGARTCPU 0x00000010 390 #define AGP_AMD64_APCTRL_DISGARTIO 0x00000020 391 #define AGP_AMD64_APCTRL_DISWLKPRB 0x00000040 392 #define AGP_AMD64_APBASE_MASK 0x00007fff 393 #define AGP_AMD64_ATTBASE_MASK 0xfffffff0 394 #define AGP_AMD64_CACHECTRL_INVGART 0x00000001 395 #define AGP_AMD64_CACHECTRL_PTEERR 0x00000002 396 397 /* 398 * NVIDIA nForce3 registers 399 */ 400 #define AGP_AMD64_NVIDIA_0_APBASE 0x10 401 #define AGP_AMD64_NVIDIA_1_APBASE1 0x50 402 #define AGP_AMD64_NVIDIA_1_APLIMIT1 0x54 403 #define AGP_AMD64_NVIDIA_1_APSIZE 0xa8 404 #define AGP_AMD64_NVIDIA_1_APBASE2 0xd8 405 #define AGP_AMD64_NVIDIA_1_APLIMIT2 0xdc 406 407 /* 408 * ULi M1689 registers 409 */ 410 #define AGP_AMD64_ULI_APBASE 0x10 411 #define AGP_AMD64_ULI_HTT_FEATURE 0x50 412 #define AGP_AMD64_ULI_ENU_SCR 0x54 413 414 /* 415 * ATI IGP registers 416 */ 417 #define ATI_GART_MMADDR 0x14 418 #define ATI_RS100_APSIZE 0xac 419 #define ATI_RS100_IG_AGPMODE 0xb0 420 #define ATI_RS300_APSIZE 0xf8 421 #define ATI_RS300_IG_AGPMODE 0xfc 422 #define ATI_GART_FEATURE_ID 0x00 423 #define ATI_GART_BASE 0x04 424 #define ATI_GART_CACHE_CNTRL 0x0c 425 426 #endif /* !_PCI_AGPREG_H_ */ 427