1 /*- 2 * Copyright (c) 1991 The Regents of the University of California. 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 * 4. Neither the name of the University nor the names of its contributors 14 * may be used to endorse or promote products derived from this software 15 * without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * 29 * from: @(#)specialreg.h 7.1 (Berkeley) 5/9/91 30 * $FreeBSD$ 31 */ 32 33 #ifndef _MACHINE_SPECIALREG_H_ 34 #define _MACHINE_SPECIALREG_H_ 35 36 /* 37 * Bits in 386 special registers: 38 */ 39 #define CR0_PE 0x00000001 /* Protected mode Enable */ 40 #define CR0_MP 0x00000002 /* "Math" (fpu) Present */ 41 #define CR0_EM 0x00000004 /* EMulate FPU instructions. (trap ESC only) */ 42 #define CR0_TS 0x00000008 /* Task Switched (if MP, trap ESC and WAIT) */ 43 #define CR0_PG 0x80000000 /* PaGing enable */ 44 45 /* 46 * Bits in 486 special registers: 47 */ 48 #define CR0_NE 0x00000020 /* Numeric Error enable (EX16 vs IRQ13) */ 49 #define CR0_WP 0x00010000 /* Write Protect (honor page protect in 50 all modes) */ 51 #define CR0_AM 0x00040000 /* Alignment Mask (set to enable AC flag) */ 52 #define CR0_NW 0x20000000 /* Not Write-through */ 53 #define CR0_CD 0x40000000 /* Cache Disable */ 54 55 /* 56 * Bits in PPro special registers 57 */ 58 #define CR4_VME 0x00000001 /* Virtual 8086 mode extensions */ 59 #define CR4_PVI 0x00000002 /* Protected-mode virtual interrupts */ 60 #define CR4_TSD 0x00000004 /* Time stamp disable */ 61 #define CR4_DE 0x00000008 /* Debugging extensions */ 62 #define CR4_PSE 0x00000010 /* Page size extensions */ 63 #define CR4_PAE 0x00000020 /* Physical address extension */ 64 #define CR4_MCE 0x00000040 /* Machine check enable */ 65 #define CR4_PGE 0x00000080 /* Page global enable */ 66 #define CR4_PCE 0x00000100 /* Performance monitoring counter enable */ 67 #define CR4_FXSR 0x00000200 /* Fast FPU save/restore used by OS */ 68 #define CR4_XMM 0x00000400 /* enable SIMD/MMX2 to use except 16 */ 69 #define CR4_XSAVE 0x00040000 /* XSETBV/XGETBV */ 70 71 /* 72 * Bits in AMD64 special registers. EFER is 64 bits wide. 73 */ 74 #define EFER_SCE 0x000000001 /* System Call Extensions (R/W) */ 75 #define EFER_LME 0x000000100 /* Long mode enable (R/W) */ 76 #define EFER_LMA 0x000000400 /* Long mode active (R) */ 77 #define EFER_NXE 0x000000800 /* PTE No-Execute bit enable (R/W) */ 78 79 /* 80 * Intel Extended Features registers 81 */ 82 #define XCR0 0 /* XFEATURE_ENABLED_MASK register */ 83 84 #define XFEATURE_ENABLED_X87 0x00000001 85 #define XFEATURE_ENABLED_SSE 0x00000002 86 #define XFEATURE_ENABLED_AVX 0x00000004 87 88 #define XFEATURE_AVX \ 89 (XFEATURE_ENABLED_X87 | XFEATURE_ENABLED_SSE | XFEATURE_ENABLED_AVX) 90 91 /* 92 * CPUID instruction features register 93 */ 94 #define CPUID_FPU 0x00000001 95 #define CPUID_VME 0x00000002 96 #define CPUID_DE 0x00000004 97 #define CPUID_PSE 0x00000008 98 #define CPUID_TSC 0x00000010 99 #define CPUID_MSR 0x00000020 100 #define CPUID_PAE 0x00000040 101 #define CPUID_MCE 0x00000080 102 #define CPUID_CX8 0x00000100 103 #define CPUID_APIC 0x00000200 104 #define CPUID_B10 0x00000400 105 #define CPUID_SEP 0x00000800 106 #define CPUID_MTRR 0x00001000 107 #define CPUID_PGE 0x00002000 108 #define CPUID_MCA 0x00004000 109 #define CPUID_CMOV 0x00008000 110 #define CPUID_PAT 0x00010000 111 #define CPUID_PSE36 0x00020000 112 #define CPUID_PSN 0x00040000 113 #define CPUID_CLFSH 0x00080000 114 #define CPUID_B20 0x00100000 115 #define CPUID_DS 0x00200000 116 #define CPUID_ACPI 0x00400000 117 #define CPUID_MMX 0x00800000 118 #define CPUID_FXSR 0x01000000 119 #define CPUID_SSE 0x02000000 120 #define CPUID_XMM 0x02000000 121 #define CPUID_SSE2 0x04000000 122 #define CPUID_SS 0x08000000 123 #define CPUID_HTT 0x10000000 124 #define CPUID_TM 0x20000000 125 #define CPUID_IA64 0x40000000 126 #define CPUID_PBE 0x80000000 127 128 #define CPUID2_SSE3 0x00000001 129 #define CPUID2_PCLMULQDQ 0x00000002 130 #define CPUID2_DTES64 0x00000004 131 #define CPUID2_MON 0x00000008 132 #define CPUID2_DS_CPL 0x00000010 133 #define CPUID2_VMX 0x00000020 134 #define CPUID2_SMX 0x00000040 135 #define CPUID2_EST 0x00000080 136 #define CPUID2_TM2 0x00000100 137 #define CPUID2_SSSE3 0x00000200 138 #define CPUID2_CNXTID 0x00000400 139 #define CPUID2_FMA 0x00001000 140 #define CPUID2_CX16 0x00002000 141 #define CPUID2_XTPR 0x00004000 142 #define CPUID2_PDCM 0x00008000 143 #define CPUID2_PCID 0x00020000 144 #define CPUID2_DCA 0x00040000 145 #define CPUID2_SSE41 0x00080000 146 #define CPUID2_SSE42 0x00100000 147 #define CPUID2_X2APIC 0x00200000 148 #define CPUID2_MOVBE 0x00400000 149 #define CPUID2_POPCNT 0x00800000 150 #define CPUID2_TSCDLT 0x01000000 151 #define CPUID2_AESNI 0x02000000 152 #define CPUID2_XSAVE 0x04000000 153 #define CPUID2_OSXSAVE 0x08000000 154 #define CPUID2_AVX 0x10000000 155 #define CPUID2_F16C 0x20000000 156 #define CPUID2_HV 0x80000000 157 158 /* 159 * Important bits in the Thermal and Power Management flags 160 * CPUID.6 EAX and ECX. 161 */ 162 #define CPUTPM1_SENSOR 0x00000001 163 #define CPUTPM1_TURBO 0x00000002 164 #define CPUTPM1_ARAT 0x00000004 165 #define CPUTPM2_EFFREQ 0x00000001 166 167 /* 168 * Important bits in the AMD extended cpuid flags 169 */ 170 #define AMDID_SYSCALL 0x00000800 171 #define AMDID_MP 0x00080000 172 #define AMDID_NX 0x00100000 173 #define AMDID_EXT_MMX 0x00400000 174 #define AMDID_FFXSR 0x01000000 175 #define AMDID_PAGE1GB 0x04000000 176 #define AMDID_RDTSCP 0x08000000 177 #define AMDID_LM 0x20000000 178 #define AMDID_EXT_3DNOW 0x40000000 179 #define AMDID_3DNOW 0x80000000 180 181 #define AMDID2_LAHF 0x00000001 182 #define AMDID2_CMP 0x00000002 183 #define AMDID2_SVM 0x00000004 184 #define AMDID2_EXT_APIC 0x00000008 185 #define AMDID2_CR8 0x00000010 186 #define AMDID2_ABM 0x00000020 187 #define AMDID2_SSE4A 0x00000040 188 #define AMDID2_MAS 0x00000080 189 #define AMDID2_PREFETCH 0x00000100 190 #define AMDID2_OSVW 0x00000200 191 #define AMDID2_IBS 0x00000400 192 #define AMDID2_XOP 0x00000800 193 #define AMDID2_SKINIT 0x00001000 194 #define AMDID2_WDT 0x00002000 195 #define AMDID2_LWP 0x00008000 196 #define AMDID2_FMA4 0x00010000 197 #define AMDID2_NODE_ID 0x00080000 198 #define AMDID2_TBM 0x00200000 199 #define AMDID2_TOPOLOGY 0x00400000 200 201 /* 202 * CPUID instruction 1 eax info 203 */ 204 #define CPUID_STEPPING 0x0000000f 205 #define CPUID_MODEL 0x000000f0 206 #define CPUID_FAMILY 0x00000f00 207 #define CPUID_EXT_MODEL 0x000f0000 208 #define CPUID_EXT_FAMILY 0x0ff00000 209 #define CPUID_TO_MODEL(id) \ 210 ((((id) & CPUID_MODEL) >> 4) | \ 211 (((id) & CPUID_EXT_MODEL) >> 12)) 212 #define CPUID_TO_FAMILY(id) \ 213 ((((id) & CPUID_FAMILY) >> 8) + \ 214 (((id) & CPUID_EXT_FAMILY) >> 20)) 215 216 /* 217 * CPUID instruction 1 ebx info 218 */ 219 #define CPUID_BRAND_INDEX 0x000000ff 220 #define CPUID_CLFUSH_SIZE 0x0000ff00 221 #define CPUID_HTT_CORES 0x00ff0000 222 #define CPUID_LOCAL_APIC_ID 0xff000000 223 224 /* 225 * CPUID instruction 6 ecx info 226 */ 227 #define CPUID_PERF_STAT 0x00000001 228 #define CPUID_PERF_BIAS 0x00000008 229 230 /* 231 * CPUID instruction 0xb ebx info. 232 */ 233 #define CPUID_TYPE_INVAL 0 234 #define CPUID_TYPE_SMT 1 235 #define CPUID_TYPE_CORE 2 236 237 /* 238 * AMD extended function 8000_0007h edx info 239 */ 240 #define AMDPM_TS 0x00000001 241 #define AMDPM_FID 0x00000002 242 #define AMDPM_VID 0x00000004 243 #define AMDPM_TTP 0x00000008 244 #define AMDPM_TM 0x00000010 245 #define AMDPM_STC 0x00000020 246 #define AMDPM_100MHZ_STEPS 0x00000040 247 #define AMDPM_HW_PSTATE 0x00000080 248 #define AMDPM_TSC_INVARIANT 0x00000100 249 #define AMDPM_CPB 0x00000200 250 251 /* 252 * AMD extended function 8000_0008h ecx info 253 */ 254 #define AMDID_CMP_CORES 0x000000ff 255 #define AMDID_COREID_SIZE 0x0000f000 256 #define AMDID_COREID_SIZE_SHIFT 12 257 258 /* 259 * CPUID manufacturers identifiers 260 */ 261 #define AMD_VENDOR_ID "AuthenticAMD" 262 #define CENTAUR_VENDOR_ID "CentaurHauls" 263 #define INTEL_VENDOR_ID "GenuineIntel" 264 265 /* 266 * Model-specific registers for the i386 family 267 */ 268 #define MSR_P5_MC_ADDR 0x000 269 #define MSR_P5_MC_TYPE 0x001 270 #define MSR_TSC 0x010 271 #define MSR_P5_CESR 0x011 272 #define MSR_P5_CTR0 0x012 273 #define MSR_P5_CTR1 0x013 274 #define MSR_IA32_PLATFORM_ID 0x017 275 #define MSR_APICBASE 0x01b 276 #define MSR_EBL_CR_POWERON 0x02a 277 #define MSR_TEST_CTL 0x033 278 #define MSR_BIOS_UPDT_TRIG 0x079 279 #define MSR_BBL_CR_D0 0x088 280 #define MSR_BBL_CR_D1 0x089 281 #define MSR_BBL_CR_D2 0x08a 282 #define MSR_BIOS_SIGN 0x08b 283 #define MSR_PERFCTR0 0x0c1 284 #define MSR_PERFCTR1 0x0c2 285 #define MSR_MPERF 0x0e7 286 #define MSR_APERF 0x0e8 287 #define MSR_IA32_EXT_CONFIG 0x0ee /* Undocumented. Core Solo/Duo only */ 288 #define MSR_MTRRcap 0x0fe 289 #define MSR_BBL_CR_ADDR 0x116 290 #define MSR_BBL_CR_DECC 0x118 291 #define MSR_BBL_CR_CTL 0x119 292 #define MSR_BBL_CR_TRIG 0x11a 293 #define MSR_BBL_CR_BUSY 0x11b 294 #define MSR_BBL_CR_CTL3 0x11e 295 #define MSR_SYSENTER_CS_MSR 0x174 296 #define MSR_SYSENTER_ESP_MSR 0x175 297 #define MSR_SYSENTER_EIP_MSR 0x176 298 #define MSR_MCG_CAP 0x179 299 #define MSR_MCG_STATUS 0x17a 300 #define MSR_MCG_CTL 0x17b 301 #define MSR_EVNTSEL0 0x186 302 #define MSR_EVNTSEL1 0x187 303 #define MSR_THERM_CONTROL 0x19a 304 #define MSR_THERM_INTERRUPT 0x19b 305 #define MSR_THERM_STATUS 0x19c 306 #define MSR_IA32_MISC_ENABLE 0x1a0 307 #define MSR_IA32_TEMPERATURE_TARGET 0x1a2 308 #define MSR_DEBUGCTLMSR 0x1d9 309 #define MSR_LASTBRANCHFROMIP 0x1db 310 #define MSR_LASTBRANCHTOIP 0x1dc 311 #define MSR_LASTINTFROMIP 0x1dd 312 #define MSR_LASTINTTOIP 0x1de 313 #define MSR_ROB_CR_BKUPTMPDR6 0x1e0 314 #define MSR_MTRRVarBase 0x200 315 #define MSR_MTRR64kBase 0x250 316 #define MSR_MTRR16kBase 0x258 317 #define MSR_MTRR4kBase 0x268 318 #define MSR_PAT 0x277 319 #define MSR_MC0_CTL2 0x280 320 #define MSR_MTRRdefType 0x2ff 321 #define MSR_MC0_CTL 0x400 322 #define MSR_MC0_STATUS 0x401 323 #define MSR_MC0_ADDR 0x402 324 #define MSR_MC0_MISC 0x403 325 #define MSR_MC1_CTL 0x404 326 #define MSR_MC1_STATUS 0x405 327 #define MSR_MC1_ADDR 0x406 328 #define MSR_MC1_MISC 0x407 329 #define MSR_MC2_CTL 0x408 330 #define MSR_MC2_STATUS 0x409 331 #define MSR_MC2_ADDR 0x40a 332 #define MSR_MC2_MISC 0x40b 333 #define MSR_MC3_CTL 0x40c 334 #define MSR_MC3_STATUS 0x40d 335 #define MSR_MC3_ADDR 0x40e 336 #define MSR_MC3_MISC 0x40f 337 #define MSR_MC4_CTL 0x410 338 #define MSR_MC4_STATUS 0x411 339 #define MSR_MC4_ADDR 0x412 340 #define MSR_MC4_MISC 0x413 341 342 /* 343 * Constants related to MSR's. 344 */ 345 #define APICBASE_RESERVED 0x000006ff 346 #define APICBASE_BSP 0x00000100 347 #define APICBASE_ENABLED 0x00000800 348 #define APICBASE_ADDRESS 0xfffff000 349 350 /* 351 * PAT modes. 352 */ 353 #define PAT_UNCACHEABLE 0x00 354 #define PAT_WRITE_COMBINING 0x01 355 #define PAT_WRITE_THROUGH 0x04 356 #define PAT_WRITE_PROTECTED 0x05 357 #define PAT_WRITE_BACK 0x06 358 #define PAT_UNCACHED 0x07 359 #define PAT_VALUE(i, m) ((long)(m) << (8 * (i))) 360 #define PAT_MASK(i) PAT_VALUE(i, 0xff) 361 362 /* 363 * Constants related to MTRRs 364 */ 365 #define MTRR_UNCACHEABLE 0x00 366 #define MTRR_WRITE_COMBINING 0x01 367 #define MTRR_WRITE_THROUGH 0x04 368 #define MTRR_WRITE_PROTECTED 0x05 369 #define MTRR_WRITE_BACK 0x06 370 #define MTRR_N64K 8 /* numbers of fixed-size entries */ 371 #define MTRR_N16K 16 372 #define MTRR_N4K 64 373 #define MTRR_CAP_WC 0x0000000000000400 374 #define MTRR_CAP_FIXED 0x0000000000000100 375 #define MTRR_CAP_VCNT 0x00000000000000ff 376 #define MTRR_DEF_ENABLE 0x0000000000000800 377 #define MTRR_DEF_FIXED_ENABLE 0x0000000000000400 378 #define MTRR_DEF_TYPE 0x00000000000000ff 379 #define MTRR_PHYSBASE_PHYSBASE 0x000ffffffffff000 380 #define MTRR_PHYSBASE_TYPE 0x00000000000000ff 381 #define MTRR_PHYSMASK_PHYSMASK 0x000ffffffffff000 382 #define MTRR_PHYSMASK_VALID 0x0000000000000800 383 384 /* Performance Control Register (5x86 only). */ 385 #define PCR0 0x20 386 #define PCR0_RSTK 0x01 /* Enables return stack */ 387 #define PCR0_BTB 0x02 /* Enables branch target buffer */ 388 #define PCR0_LOOP 0x04 /* Enables loop */ 389 #define PCR0_AIS 0x08 /* Enables all instrcutions stalled to 390 serialize pipe. */ 391 #define PCR0_MLR 0x10 /* Enables reordering of misaligned loads */ 392 #define PCR0_BTBRT 0x40 /* Enables BTB test register. */ 393 #define PCR0_LSSER 0x80 /* Disable reorder */ 394 395 /* Device Identification Registers */ 396 #define DIR0 0xfe 397 #define DIR1 0xff 398 399 /* 400 * Machine Check register constants. 401 */ 402 #define MCG_CAP_COUNT 0x000000ff 403 #define MCG_CAP_CTL_P 0x00000100 404 #define MCG_CAP_EXT_P 0x00000200 405 #define MCG_CAP_CMCI_P 0x00000400 406 #define MCG_CAP_TES_P 0x00000800 407 #define MCG_CAP_EXT_CNT 0x00ff0000 408 #define MCG_CAP_SER_P 0x01000000 409 #define MCG_STATUS_RIPV 0x00000001 410 #define MCG_STATUS_EIPV 0x00000002 411 #define MCG_STATUS_MCIP 0x00000004 412 #define MCG_CTL_ENABLE 0xffffffffffffffff 413 #define MCG_CTL_DISABLE 0x0000000000000000 414 #define MSR_MC_CTL(x) (MSR_MC0_CTL + (x) * 4) 415 #define MSR_MC_STATUS(x) (MSR_MC0_STATUS + (x) * 4) 416 #define MSR_MC_ADDR(x) (MSR_MC0_ADDR + (x) * 4) 417 #define MSR_MC_MISC(x) (MSR_MC0_MISC + (x) * 4) 418 #define MSR_MC_CTL2(x) (MSR_MC0_CTL2 + (x)) /* If MCG_CAP_CMCI_P */ 419 #define MC_STATUS_MCA_ERROR 0x000000000000ffff 420 #define MC_STATUS_MODEL_ERROR 0x00000000ffff0000 421 #define MC_STATUS_OTHER_INFO 0x01ffffff00000000 422 #define MC_STATUS_COR_COUNT 0x001fffc000000000 /* If MCG_CAP_CMCI_P */ 423 #define MC_STATUS_TES_STATUS 0x0060000000000000 /* If MCG_CAP_TES_P */ 424 #define MC_STATUS_AR 0x0080000000000000 /* If MCG_CAP_TES_P */ 425 #define MC_STATUS_S 0x0100000000000000 /* If MCG_CAP_TES_P */ 426 #define MC_STATUS_PCC 0x0200000000000000 427 #define MC_STATUS_ADDRV 0x0400000000000000 428 #define MC_STATUS_MISCV 0x0800000000000000 429 #define MC_STATUS_EN 0x1000000000000000 430 #define MC_STATUS_UC 0x2000000000000000 431 #define MC_STATUS_OVER 0x4000000000000000 432 #define MC_STATUS_VAL 0x8000000000000000 433 #define MC_MISC_RA_LSB 0x000000000000003f /* If MCG_CAP_SER_P */ 434 #define MC_MISC_ADDRESS_MODE 0x00000000000001c0 /* If MCG_CAP_SER_P */ 435 #define MC_CTL2_THRESHOLD 0x0000000000007fff 436 #define MC_CTL2_CMCI_EN 0x0000000040000000 437 438 /* 439 * The following four 3-byte registers control the non-cacheable regions. 440 * These registers must be written as three separate bytes. 441 * 442 * NCRx+0: A31-A24 of starting address 443 * NCRx+1: A23-A16 of starting address 444 * NCRx+2: A15-A12 of starting address | NCR_SIZE_xx. 445 * 446 * The non-cacheable region's starting address must be aligned to the 447 * size indicated by the NCR_SIZE_xx field. 448 */ 449 #define NCR1 0xc4 450 #define NCR2 0xc7 451 #define NCR3 0xca 452 #define NCR4 0xcd 453 454 #define NCR_SIZE_0K 0 455 #define NCR_SIZE_4K 1 456 #define NCR_SIZE_8K 2 457 #define NCR_SIZE_16K 3 458 #define NCR_SIZE_32K 4 459 #define NCR_SIZE_64K 5 460 #define NCR_SIZE_128K 6 461 #define NCR_SIZE_256K 7 462 #define NCR_SIZE_512K 8 463 #define NCR_SIZE_1M 9 464 #define NCR_SIZE_2M 10 465 #define NCR_SIZE_4M 11 466 #define NCR_SIZE_8M 12 467 #define NCR_SIZE_16M 13 468 #define NCR_SIZE_32M 14 469 #define NCR_SIZE_4G 15 470 471 /* 472 * The address region registers are used to specify the location and 473 * size for the eight address regions. 474 * 475 * ARRx + 0: A31-A24 of start address 476 * ARRx + 1: A23-A16 of start address 477 * ARRx + 2: A15-A12 of start address | ARR_SIZE_xx 478 */ 479 #define ARR0 0xc4 480 #define ARR1 0xc7 481 #define ARR2 0xca 482 #define ARR3 0xcd 483 #define ARR4 0xd0 484 #define ARR5 0xd3 485 #define ARR6 0xd6 486 #define ARR7 0xd9 487 488 #define ARR_SIZE_0K 0 489 #define ARR_SIZE_4K 1 490 #define ARR_SIZE_8K 2 491 #define ARR_SIZE_16K 3 492 #define ARR_SIZE_32K 4 493 #define ARR_SIZE_64K 5 494 #define ARR_SIZE_128K 6 495 #define ARR_SIZE_256K 7 496 #define ARR_SIZE_512K 8 497 #define ARR_SIZE_1M 9 498 #define ARR_SIZE_2M 10 499 #define ARR_SIZE_4M 11 500 #define ARR_SIZE_8M 12 501 #define ARR_SIZE_16M 13 502 #define ARR_SIZE_32M 14 503 #define ARR_SIZE_4G 15 504 505 /* 506 * The region control registers specify the attributes associated with 507 * the ARRx addres regions. 508 */ 509 #define RCR0 0xdc 510 #define RCR1 0xdd 511 #define RCR2 0xde 512 #define RCR3 0xdf 513 #define RCR4 0xe0 514 #define RCR5 0xe1 515 #define RCR6 0xe2 516 #define RCR7 0xe3 517 518 #define RCR_RCD 0x01 /* Disables caching for ARRx (x = 0-6). */ 519 #define RCR_RCE 0x01 /* Enables caching for ARR7. */ 520 #define RCR_WWO 0x02 /* Weak write ordering. */ 521 #define RCR_WL 0x04 /* Weak locking. */ 522 #define RCR_WG 0x08 /* Write gathering. */ 523 #define RCR_WT 0x10 /* Write-through. */ 524 #define RCR_NLB 0x20 /* LBA# pin is not asserted. */ 525 526 /* AMD Write Allocate Top-Of-Memory and Control Register */ 527 #define AMD_WT_ALLOC_TME 0x40000 /* top-of-memory enable */ 528 #define AMD_WT_ALLOC_PRE 0x20000 /* programmable range enable */ 529 #define AMD_WT_ALLOC_FRE 0x10000 /* fixed (A0000-FFFFF) range enable */ 530 531 /* AMD64 MSR's */ 532 #define MSR_EFER 0xc0000080 /* extended features */ 533 #define MSR_STAR 0xc0000081 /* legacy mode SYSCALL target/cs/ss */ 534 #define MSR_LSTAR 0xc0000082 /* long mode SYSCALL target rip */ 535 #define MSR_CSTAR 0xc0000083 /* compat mode SYSCALL target rip */ 536 #define MSR_SF_MASK 0xc0000084 /* syscall flags mask */ 537 #define MSR_FSBASE 0xc0000100 /* base address of the %fs "segment" */ 538 #define MSR_GSBASE 0xc0000101 /* base address of the %gs "segment" */ 539 #define MSR_KGSBASE 0xc0000102 /* base address of the kernel %gs */ 540 #define MSR_PERFEVSEL0 0xc0010000 541 #define MSR_PERFEVSEL1 0xc0010001 542 #define MSR_PERFEVSEL2 0xc0010002 543 #define MSR_PERFEVSEL3 0xc0010003 544 #undef MSR_PERFCTR0 545 #undef MSR_PERFCTR1 546 #define MSR_PERFCTR0 0xc0010004 547 #define MSR_PERFCTR1 0xc0010005 548 #define MSR_PERFCTR2 0xc0010006 549 #define MSR_PERFCTR3 0xc0010007 550 #define MSR_SYSCFG 0xc0010010 551 #define MSR_HWCR 0xc0010015 552 #define MSR_IORRBASE0 0xc0010016 553 #define MSR_IORRMASK0 0xc0010017 554 #define MSR_IORRBASE1 0xc0010018 555 #define MSR_IORRMASK1 0xc0010019 556 #define MSR_TOP_MEM 0xc001001a /* boundary for ram below 4G */ 557 #define MSR_TOP_MEM2 0xc001001d /* boundary for ram above 4G */ 558 #define MSR_K8_UCODE_UPDATE 0xc0010020 /* update microcode */ 559 #define MSR_MC0_CTL_MASK 0xc0010044 560 561 /* VIA ACE crypto featureset: for via_feature_rng */ 562 #define VIA_HAS_RNG 1 /* cpu has RNG */ 563 564 /* VIA ACE crypto featureset: for via_feature_xcrypt */ 565 #define VIA_HAS_AES 1 /* cpu has AES */ 566 #define VIA_HAS_SHA 2 /* cpu has SHA1 & SHA256 */ 567 #define VIA_HAS_MM 4 /* cpu has RSA instructions */ 568 #define VIA_HAS_AESCTR 8 /* cpu has AES-CTR instructions */ 569 570 /* Centaur Extended Feature flags */ 571 #define VIA_CPUID_HAS_RNG 0x000004 572 #define VIA_CPUID_DO_RNG 0x000008 573 #define VIA_CPUID_HAS_ACE 0x000040 574 #define VIA_CPUID_DO_ACE 0x000080 575 #define VIA_CPUID_HAS_ACE2 0x000100 576 #define VIA_CPUID_DO_ACE2 0x000200 577 #define VIA_CPUID_HAS_PHE 0x000400 578 #define VIA_CPUID_DO_PHE 0x000800 579 #define VIA_CPUID_HAS_PMM 0x001000 580 #define VIA_CPUID_DO_PMM 0x002000 581 582 /* VIA ACE xcrypt-* instruction context control options */ 583 #define VIA_CRYPT_CWLO_ROUND_M 0x0000000f 584 #define VIA_CRYPT_CWLO_ALG_M 0x00000070 585 #define VIA_CRYPT_CWLO_ALG_AES 0x00000000 586 #define VIA_CRYPT_CWLO_KEYGEN_M 0x00000080 587 #define VIA_CRYPT_CWLO_KEYGEN_HW 0x00000000 588 #define VIA_CRYPT_CWLO_KEYGEN_SW 0x00000080 589 #define VIA_CRYPT_CWLO_NORMAL 0x00000000 590 #define VIA_CRYPT_CWLO_INTERMEDIATE 0x00000100 591 #define VIA_CRYPT_CWLO_ENCRYPT 0x00000000 592 #define VIA_CRYPT_CWLO_DECRYPT 0x00000200 593 #define VIA_CRYPT_CWLO_KEY128 0x0000000a /* 128bit, 10 rds */ 594 #define VIA_CRYPT_CWLO_KEY192 0x0000040c /* 192bit, 12 rds */ 595 #define VIA_CRYPT_CWLO_KEY256 0x0000080e /* 256bit, 15 rds */ 596 597 #endif /* !_MACHINE_SPECIALREG_H_ */ 598