1 /*- 2 * Copyright (c) 1991 The Regents of the University of California. 3 * Copyright (c) 2008 The DragonFly Project. 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 4. Neither the name of the University nor the names of its contributors 15 * may be used to endorse or promote products derived from this software 16 * without specific prior written permission. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28 * SUCH DAMAGE. 29 * 30 * from: @(#)specialreg.h 7.1 (Berkeley) 5/9/91 31 * $FreeBSD: src/sys/amd64/include/specialreg.h,v 1.39 2007/05/31 11:26:44 des Exp $ 32 */ 33 34 #ifndef _CPU_SPECIALREG_H_ 35 #define _CPU_SPECIALREG_H_ 36 37 /* 38 * Bits in 386 special registers: 39 */ 40 #define CR0_PE 0x00000001 /* Protected mode Enable */ 41 #define CR0_MP 0x00000002 /* "Math" (fpu) Present */ 42 #define CR0_EM 0x00000004 /* EMulate FPU instructions. (trap ESC only) */ 43 #define CR0_TS 0x00000008 /* Task Switched (if MP, trap ESC and WAIT) */ 44 #define CR0_PG 0x80000000 /* PaGing enable */ 45 46 /* 47 * Bits in 486 special registers: 48 */ 49 #define CR0_NE 0x00000020 /* Numeric Error enable (EX16 vs IRQ13) */ 50 #define CR0_WP 0x00010000 /* Write Protect (honor page protect in 51 all modes) */ 52 #define CR0_AM 0x00040000 /* Alignment Mask (set to enable AC flag) */ 53 #define CR0_NW 0x20000000 /* Not Write-through */ 54 #define CR0_CD 0x40000000 /* Cache Disable */ 55 56 /* 57 * Bits in PPro special registers 58 */ 59 #define CR4_VME 0x00000001 /* Virtual 8086 mode extensions */ 60 #define CR4_PVI 0x00000002 /* Protected-mode virtual interrupts */ 61 #define CR4_TSD 0x00000004 /* Time stamp disable */ 62 #define CR4_DE 0x00000008 /* Debugging extensions */ 63 #define CR4_PSE 0x00000010 /* Page size extensions */ 64 #define CR4_PAE 0x00000020 /* Physical address extension */ 65 #define CR4_MCE 0x00000040 /* Machine check enable */ 66 #define CR4_PGE 0x00000080 /* Page global enable */ 67 #define CR4_PCE 0x00000100 /* Performance monitoring counter enable */ 68 #define CR4_FXSR 0x00000200 /* Fast FPU save/restore used by OS */ 69 #define CR4_XMM 0x00000400 /* enable SIMD/MMX2 to use except 16 */ 70 71 /* 72 * Bits in x86_64 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 * CPUID instruction features register 81 */ 82 #define CPUID_FPU 0x00000001 83 #define CPUID_VME 0x00000002 84 #define CPUID_DE 0x00000004 85 #define CPUID_PSE 0x00000008 86 #define CPUID_TSC 0x00000010 87 #define CPUID_MSR 0x00000020 88 #define CPUID_PAE 0x00000040 89 #define CPUID_MCE 0x00000080 90 #define CPUID_CX8 0x00000100 91 #define CPUID_APIC 0x00000200 92 #define CPUID_B10 0x00000400 93 #define CPUID_SEP 0x00000800 94 #define CPUID_MTRR 0x00001000 95 #define CPUID_PGE 0x00002000 96 #define CPUID_MCA 0x00004000 97 #define CPUID_CMOV 0x00008000 98 #define CPUID_PAT 0x00010000 99 #define CPUID_PSE36 0x00020000 100 #define CPUID_PSN 0x00040000 101 #define CPUID_CLFSH 0x00080000 102 #define CPUID_B20 0x00100000 103 #define CPUID_DS 0x00200000 104 #define CPUID_ACPI 0x00400000 105 #define CPUID_MMX 0x00800000 106 #define CPUID_FXSR 0x01000000 107 #define CPUID_SSE 0x02000000 108 #define CPUID_XMM 0x02000000 109 #define CPUID_SSE2 0x04000000 110 #define CPUID_SS 0x08000000 111 #define CPUID_HTT 0x10000000 112 #define CPUID_TM 0x20000000 113 #define CPUID_IA64 0x40000000 114 #define CPUID_PBE 0x80000000 115 116 #define CPUID2_SSE3 0x00000001 117 #define CPUID2_PCLMULQDQ 0x00000002 118 #define CPUID2_DTES64 0x00000004 119 #define CPUID2_MON 0x00000008 120 #define CPUID2_DS_CPL 0x00000010 121 #define CPUID2_VMX 0x00000020 122 #define CPUID2_SMX 0x00000040 123 #define CPUID2_EST 0x00000080 124 #define CPUID2_TM2 0x00000100 125 #define CPUID2_SSSE3 0x00000200 126 #define CPUID2_CNXTID 0x00000400 127 #define CPUID2_CX16 0x00002000 128 #define CPUID2_XTPR 0x00004000 129 #define CPUID2_PDCM 0x00008000 130 #define CPUID2_DCA 0x00040000 131 #define CPUID2_SSE41 0x00080000 132 #define CPUID2_SSE42 0x00100000 133 #define CPUID2_X2APIC 0x00200000 134 #define CPUID2_POPCNT 0x00800000 135 #define CPUID2_AESNI 0x02000000 136 #define CPUID2_RDRAND 0x40000000 137 #define CPUID2_VMM 0x80000000 /* AMD 25481 2.34 page 11 */ 138 139 /* 140 * Important bits in the AMD extended cpuid flags 141 */ 142 #define AMDID_SYSCALL 0x00000800 143 #define AMDID_MP 0x00080000 144 #define AMDID_NX 0x00100000 145 #define AMDID_EXT_MMX 0x00400000 146 #define AMDID_FFXSR 0x01000000 147 #define AMDID_PAGE1GB 0x04000000 148 #define AMDID_RDTSCP 0x08000000 149 #define AMDID_LM 0x20000000 150 #define AMDID_EXT_3DNOW 0x40000000 151 #define AMDID_3DNOW 0x80000000 152 153 #define AMDID2_LAHF 0x00000001 154 #define AMDID2_CMP 0x00000002 155 #define AMDID2_SVM 0x00000004 156 #define AMDID2_EXT_APIC 0x00000008 157 #define AMDID2_CR8 0x00000010 158 #define AMDID2_ABM 0x00000020 159 #define AMDID2_SSE4A 0x00000040 160 #define AMDID2_MAS 0x00000080 161 #define AMDID2_PREFETCH 0x00000100 162 #define AMDID2_OSVW 0x00000200 163 #define AMDID2_IBS 0x00000400 164 #define AMDID2_SSE5 0x00000800 165 #define AMDID2_SKINIT 0x00001000 166 #define AMDID2_WDT 0x00002000 167 168 /* 169 * CPUID instruction 1 eax info 170 */ 171 #define CPUID_STEPPING 0x0000000f 172 #define CPUID_MODEL 0x000000f0 173 #define CPUID_FAMILY 0x00000f00 174 #define CPUID_EXT_MODEL 0x000f0000 175 #define CPUID_EXT_FAMILY 0x0ff00000 176 #define CPUID_TO_MODEL(id) \ 177 ((((id) & CPUID_MODEL) >> 4) | \ 178 (((id) & CPUID_EXT_MODEL) >> 12)) 179 #define CPUID_TO_FAMILY(id) \ 180 ((((id) & CPUID_FAMILY) >> 8) + \ 181 (((id) & CPUID_EXT_FAMILY) >> 20)) 182 183 /* 184 * CPUID instruction 1 ebx info 185 */ 186 #define CPUID_BRAND_INDEX 0x000000ff 187 #define CPUID_CLFUSH_SIZE 0x0000ff00 188 #define CPUID_HTT_CORES 0x00ff0000 189 #define CPUID_HTT_CORE_SHIFT 16 190 #define CPUID_LOCAL_APIC_ID 0xff000000 191 192 /* 193 * AMD extended function 8000_0008h ecx info 194 */ 195 #define AMDID_CMP_CORES 0x000000ff 196 #define AMDID_COREID_SIZE 0x0000f000 197 #define AMDID_COREID_SIZE_SHIFT 12 198 199 /* 200 * INTEL Deterministic Cache Parameters 201 * (Function 04h) 202 */ 203 #define FUNC_4_MAX_CORE_NO(eax) ((((eax) >> 26) & 0x3f)) 204 205 /* 206 * INTEL x2APIC Features / Processor topology 207 * (Function 0Bh) 208 */ 209 #define FUNC_B_THREAD_LEVEL 0 210 211 #define FUNC_B_INVALID_TYPE 0 212 #define FUNC_B_THREAD_TYPE 1 213 #define FUNC_B_CORE_TYPE 2 214 215 #define FUNC_B_TYPE(ecx) (((ecx) >> 8) & 0xff) 216 #define FUNC_B_BITS_SHIFT_NEXT_LEVEL(eax) ((eax) & 0x1f) 217 #define FUNC_B_LEVEL_MAX_SIBLINGS(ebx) ((ebx) & 0xffff) 218 219 /* 220 * CPUID manufacturers identifiers 221 */ 222 #define AMD_VENDOR_ID "AuthenticAMD" 223 #define CENTAUR_VENDOR_ID "CentaurHauls" 224 #define INTEL_VENDOR_ID "GenuineIntel" 225 226 /* 227 * Model-specific registers for the i386 family 228 */ 229 #define MSR_P5_MC_ADDR 0x000 230 #define MSR_P5_MC_TYPE 0x001 231 #define MSR_TSC 0x010 232 #define MSR_P5_CESR 0x011 233 #define MSR_P5_CTR0 0x012 234 #define MSR_P5_CTR1 0x013 235 #define MSR_IA32_PLATFORM_ID 0x017 236 #define MSR_APICBASE 0x01b 237 #define MSR_EBL_CR_POWERON 0x02a 238 #define MSR_TEST_CTL 0x033 239 #define MSR_BIOS_UPDT_TRIG 0x079 240 #define MSR_BBL_CR_D0 0x088 241 #define MSR_BBL_CR_D1 0x089 242 #define MSR_BBL_CR_D2 0x08a 243 #define MSR_BIOS_SIGN 0x08b 244 #define MSR_PERFCTR0 0x0c1 245 #define MSR_PERFCTR1 0x0c2 246 #define MSR_IA32_EXT_CONFIG 0x0ee /* Undocumented. Core Solo/Duo only */ 247 #define MSR_MTRRcap 0x0fe 248 #define MSR_BBL_CR_ADDR 0x116 249 #define MSR_BBL_CR_DECC 0x118 250 #define MSR_BBL_CR_CTL 0x119 251 #define MSR_BBL_CR_TRIG 0x11a 252 #define MSR_BBL_CR_BUSY 0x11b 253 #define MSR_BBL_CR_CTL3 0x11e 254 #define MSR_SYSENTER_CS_MSR 0x174 255 #define MSR_SYSENTER_ESP_MSR 0x175 256 #define MSR_SYSENTER_EIP_MSR 0x176 257 #define MSR_MCG_CAP 0x179 258 #define MSR_MCG_STATUS 0x17a 259 #define MSR_MCG_CTL 0x17b 260 #define MSR_EVNTSEL0 0x186 261 #define MSR_EVNTSEL1 0x187 262 #define MSR_THERM_CONTROL 0x19a 263 #define MSR_THERM_INTERRUPT 0x19b 264 #define MSR_THERM_STATUS 0x19c 265 #define MSR_IA32_MISC_ENABLE 0x1a0 266 #define MSR_IA32_TEMPERATURE_TARGET 0x1a2 267 #define MSR_DEBUGCTLMSR 0x1d9 268 #define MSR_LASTBRANCHFROMIP 0x1db 269 #define MSR_LASTBRANCHTOIP 0x1dc 270 #define MSR_LASTINTFROMIP 0x1dd 271 #define MSR_LASTINTTOIP 0x1de 272 #define MSR_ROB_CR_BKUPTMPDR6 0x1e0 273 #define MSR_MTRRVarBase 0x200 274 #define MSR_MTRR64kBase 0x250 275 #define MSR_MTRR16kBase 0x258 276 #define MSR_MTRR4kBase 0x268 277 #define MSR_PAT 0x277 278 #define MSR_MTRRdefType 0x2ff 279 #define MSR_MC0_CTL 0x400 280 #define MSR_MC0_STATUS 0x401 281 #define MSR_MC0_ADDR 0x402 282 #define MSR_MC0_MISC 0x403 283 #define MSR_MC1_CTL 0x404 284 #define MSR_MC1_STATUS 0x405 285 #define MSR_MC1_ADDR 0x406 286 #define MSR_MC1_MISC 0x407 287 #define MSR_MC2_CTL 0x408 288 #define MSR_MC2_STATUS 0x409 289 #define MSR_MC2_ADDR 0x40a 290 #define MSR_MC2_MISC 0x40b 291 #define MSR_MC3_CTL 0x40c 292 #define MSR_MC3_STATUS 0x40d 293 #define MSR_MC3_ADDR 0x40e 294 #define MSR_MC3_MISC 0x40f 295 #define MSR_MC4_CTL 0x410 296 #define MSR_MC4_STATUS 0x411 297 #define MSR_MC4_ADDR 0x412 298 #define MSR_MC4_MISC 0x413 299 300 /* 301 * Constants related to MSR's. 302 */ 303 #define APICBASE_RESERVED 0x000006ff 304 #define APICBASE_BSP 0x00000100 305 #define APICBASE_ENABLED 0x00000800 306 #define APICBASE_ADDRESS 0xfffff000 307 308 /* 309 * PAT modes. 310 */ 311 #define PAT_UNCACHEABLE 0x00 312 #define PAT_WRITE_COMBINING 0x01 313 #define PAT_WRITE_THROUGH 0x04 314 #define PAT_WRITE_PROTECTED 0x05 315 #define PAT_WRITE_BACK 0x06 316 #define PAT_UNCACHED 0x07 317 #define PAT_VALUE(i, m) ((long)(m) << (8 * (i))) 318 #define PAT_MASK(i) PAT_VALUE(i, 0xff) 319 320 /* 321 * Constants related to MTRRs 322 */ 323 #define MTRR_UNCACHEABLE 0x00 324 #define MTRR_WRITE_COMBINING 0x01 325 #define MTRR_WRITE_THROUGH 0x04 326 #define MTRR_WRITE_PROTECTED 0x05 327 #define MTRR_WRITE_BACK 0x06 328 #define MTRR_N64K 8 /* numbers of fixed-size entries */ 329 #define MTRR_N16K 16 330 #define MTRR_N4K 64 331 #define MTRR_CAP_WC 0x0000000000000400UL 332 #define MTRR_CAP_FIXED 0x0000000000000100UL 333 #define MTRR_CAP_VCNT 0x00000000000000ffUL 334 #define MTRR_DEF_ENABLE 0x0000000000000800UL 335 #define MTRR_DEF_FIXED_ENABLE 0x0000000000000400UL 336 #define MTRR_DEF_TYPE 0x00000000000000ffUL 337 #define MTRR_PHYSBASE_PHYSBASE 0x000ffffffffff000UL 338 #define MTRR_PHYSBASE_TYPE 0x00000000000000ffUL 339 #define MTRR_PHYSMASK_PHYSMASK 0x000ffffffffff000UL 340 #define MTRR_PHYSMASK_VALID 0x0000000000000800UL 341 342 /* Performance Control Register (5x86 only). */ 343 #define PCR0 0x20 344 #define PCR0_RSTK 0x01 /* Enables return stack */ 345 #define PCR0_BTB 0x02 /* Enables branch target buffer */ 346 #define PCR0_LOOP 0x04 /* Enables loop */ 347 #define PCR0_AIS 0x08 /* Enables all instrcutions stalled to 348 serialize pipe. */ 349 #define PCR0_MLR 0x10 /* Enables reordering of misaligned loads */ 350 #define PCR0_BTBRT 0x40 /* Enables BTB test register. */ 351 #define PCR0_LSSER 0x80 /* Disable reorder */ 352 353 /* Device Identification Registers */ 354 #define DIR0 0xfe 355 #define DIR1 0xff 356 357 /* 358 * Machine Check register constants. 359 */ 360 #define MCG_CAP_COUNT 0x000000ff 361 #define MCG_CAP_CTL_P 0x00000100 362 #define MCG_CAP_EXT_P 0x00000200 363 #define MCG_CAP_TES_P 0x00000800 364 #define MCG_CAP_EXT_CNT 0x00ff0000 365 #define MCG_STATUS_RIPV 0x00000001 366 #define MCG_STATUS_EIPV 0x00000002 367 #define MCG_STATUS_MCIP 0x00000004 368 #define MCG_CTL_ENABLE 0xffffffffffffffffUL 369 #define MCG_CTL_DISABLE 0x0000000000000000UL 370 #define MSR_MC_CTL(x) (MSR_MC0_CTL + (x) * 4) 371 #define MSR_MC_STATUS(x) (MSR_MC0_STATUS + (x) * 4) 372 #define MSR_MC_ADDR(x) (MSR_MC0_ADDR + (x) * 4) 373 #define MSR_MC_MISC(x) (MSR_MC0_MISC + (x) * 4) 374 #define MC_STATUS_MCA_ERROR 0x000000000000ffffUL 375 #define MC_STATUS_MODEL_ERROR 0x00000000ffff0000UL 376 #define MC_STATUS_OTHER_INFO 0x01ffffff00000000UL 377 #define MC_STATUS_PCC 0x0200000000000000UL 378 #define MC_STATUS_ADDRV 0x0400000000000000UL 379 #define MC_STATUS_MISCV 0x0800000000000000UL 380 #define MC_STATUS_EN 0x1000000000000000UL 381 #define MC_STATUS_UC 0x2000000000000000UL 382 #define MC_STATUS_OVER 0x4000000000000000UL 383 #define MC_STATUS_VAL 0x8000000000000000UL 384 385 /* 386 * The following four 3-byte registers control the non-cacheable regions. 387 * These registers must be written as three separate bytes. 388 * 389 * NCRx+0: A31-A24 of starting address 390 * NCRx+1: A23-A16 of starting address 391 * NCRx+2: A15-A12 of starting address | NCR_SIZE_xx. 392 * 393 * The non-cacheable region's starting address must be aligned to the 394 * size indicated by the NCR_SIZE_xx field. 395 */ 396 #define NCR1 0xc4 397 #define NCR2 0xc7 398 #define NCR3 0xca 399 #define NCR4 0xcd 400 401 #define NCR_SIZE_0K 0 402 #define NCR_SIZE_4K 1 403 #define NCR_SIZE_8K 2 404 #define NCR_SIZE_16K 3 405 #define NCR_SIZE_32K 4 406 #define NCR_SIZE_64K 5 407 #define NCR_SIZE_128K 6 408 #define NCR_SIZE_256K 7 409 #define NCR_SIZE_512K 8 410 #define NCR_SIZE_1M 9 411 #define NCR_SIZE_2M 10 412 #define NCR_SIZE_4M 11 413 #define NCR_SIZE_8M 12 414 #define NCR_SIZE_16M 13 415 #define NCR_SIZE_32M 14 416 #define NCR_SIZE_4G 15 417 418 /* 419 * The address region registers are used to specify the location and 420 * size for the eight address regions. 421 * 422 * ARRx + 0: A31-A24 of start address 423 * ARRx + 1: A23-A16 of start address 424 * ARRx + 2: A15-A12 of start address | ARR_SIZE_xx 425 */ 426 #define ARR0 0xc4 427 #define ARR1 0xc7 428 #define ARR2 0xca 429 #define ARR3 0xcd 430 #define ARR4 0xd0 431 #define ARR5 0xd3 432 #define ARR6 0xd6 433 #define ARR7 0xd9 434 435 #define ARR_SIZE_0K 0 436 #define ARR_SIZE_4K 1 437 #define ARR_SIZE_8K 2 438 #define ARR_SIZE_16K 3 439 #define ARR_SIZE_32K 4 440 #define ARR_SIZE_64K 5 441 #define ARR_SIZE_128K 6 442 #define ARR_SIZE_256K 7 443 #define ARR_SIZE_512K 8 444 #define ARR_SIZE_1M 9 445 #define ARR_SIZE_2M 10 446 #define ARR_SIZE_4M 11 447 #define ARR_SIZE_8M 12 448 #define ARR_SIZE_16M 13 449 #define ARR_SIZE_32M 14 450 #define ARR_SIZE_4G 15 451 452 /* 453 * The region control registers specify the attributes associated with 454 * the ARRx addres regions. 455 */ 456 #define RCR0 0xdc 457 #define RCR1 0xdd 458 #define RCR2 0xde 459 #define RCR3 0xdf 460 #define RCR4 0xe0 461 #define RCR5 0xe1 462 #define RCR6 0xe2 463 #define RCR7 0xe3 464 465 #define RCR_RCD 0x01 /* Disables caching for ARRx (x = 0-6). */ 466 #define RCR_RCE 0x01 /* Enables caching for ARR7. */ 467 #define RCR_WWO 0x02 /* Weak write ordering. */ 468 #define RCR_WL 0x04 /* Weak locking. */ 469 #define RCR_WG 0x08 /* Write gathering. */ 470 #define RCR_WT 0x10 /* Write-through. */ 471 #define RCR_NLB 0x20 /* LBA# pin is not asserted. */ 472 473 /* AMD Write Allocate Top-Of-Memory and Control Register */ 474 #define AMD_WT_ALLOC_TME 0x40000 /* top-of-memory enable */ 475 #define AMD_WT_ALLOC_PRE 0x20000 /* programmable range enable */ 476 #define AMD_WT_ALLOC_FRE 0x10000 /* fixed (A0000-FFFFF) range enable */ 477 478 /* x86_64 MSR's */ 479 #define MSR_EFER 0xc0000080 /* extended features */ 480 #define MSR_STAR 0xc0000081 /* legacy mode SYSCALL target/cs/ss */ 481 #define MSR_LSTAR 0xc0000082 /* long mode SYSCALL target rip */ 482 #define MSR_CSTAR 0xc0000083 /* compat mode SYSCALL target rip */ 483 #define MSR_SF_MASK 0xc0000084 /* syscall flags mask */ 484 #define MSR_FSBASE 0xc0000100 /* base address of the %fs "segment" */ 485 #define MSR_GSBASE 0xc0000101 /* base address of the %gs "segment" */ 486 #define MSR_KGSBASE 0xc0000102 /* base address of the kernel %gs */ 487 #define MSR_PERFEVSEL0 0xc0010000 488 #define MSR_PERFEVSEL1 0xc0010001 489 #define MSR_PERFEVSEL2 0xc0010002 490 #define MSR_PERFEVSEL3 0xc0010003 491 #undef MSR_PERFCTR0 492 #undef MSR_PERFCTR1 493 #define MSR_PERFCTR0 0xc0010004 494 #define MSR_PERFCTR1 0xc0010005 495 #define MSR_PERFCTR2 0xc0010006 496 #define MSR_PERFCTR3 0xc0010007 497 #define MSR_SYSCFG 0xc0010010 498 #define MSR_IORRBASE0 0xc0010016 499 #define MSR_IORRMASK0 0xc0010017 500 #define MSR_IORRBASE1 0xc0010018 501 #define MSR_IORRMASK1 0xc0010019 502 #define MSR_TOP_MEM 0xc001001a /* boundary for ram below 4G */ 503 #define MSR_TOP_MEM2 0xc001001d /* boundary for ram above 4G */ 504 #define MSR_K8_UCODE_UPDATE 0xc0010020 /* update microcode */ 505 506 /* VIA ACE crypto featureset: for via_feature_rng */ 507 #define VIA_HAS_RNG 1 /* cpu has RNG */ 508 509 /* VIA ACE crypto featureset: for via_feature_xcrypt */ 510 #define VIA_HAS_AES 1 /* cpu has AES */ 511 #define VIA_HAS_SHA 2 /* cpu has SHA1 & SHA256 */ 512 #define VIA_HAS_MM 4 /* cpu has RSA instructions */ 513 #define VIA_HAS_AESCTR 8 /* cpu has AES-CTR instructions */ 514 515 /* Centaur Extended Feature flags */ 516 #define VIA_CPUID_HAS_RNG 0x000004 517 #define VIA_CPUID_DO_RNG 0x000008 518 #define VIA_CPUID_HAS_ACE 0x000040 519 #define VIA_CPUID_DO_ACE 0x000080 520 #define VIA_CPUID_HAS_ACE2 0x000100 521 #define VIA_CPUID_DO_ACE2 0x000200 522 #define VIA_CPUID_HAS_PHE 0x000400 523 #define VIA_CPUID_DO_PHE 0x000800 524 #define VIA_CPUID_HAS_PMM 0x001000 525 #define VIA_CPUID_DO_PMM 0x002000 526 527 #endif /* !_CPU_SPECIALREG_H_ */ 528