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 #define CR3_PCID_SAVE 0x8000000000000000 56 #define CR3_PCID_MASK 0xfff 57 58 /* 59 * Bits in PPro special registers 60 */ 61 #define CR4_VME 0x00000001 /* Virtual 8086 mode extensions */ 62 #define CR4_PVI 0x00000002 /* Protected-mode virtual interrupts */ 63 #define CR4_TSD 0x00000004 /* Time stamp disable */ 64 #define CR4_DE 0x00000008 /* Debugging extensions */ 65 #define CR4_PSE 0x00000010 /* Page size extensions */ 66 #define CR4_PAE 0x00000020 /* Physical address extension */ 67 #define CR4_MCE 0x00000040 /* Machine check enable */ 68 #define CR4_PGE 0x00000080 /* Page global enable */ 69 #define CR4_PCE 0x00000100 /* Performance monitoring counter enable */ 70 #define CR4_FXSR 0x00000200 /* Fast FPU save/restore used by OS */ 71 #define CR4_XMM 0x00000400 /* enable SIMD/MMX2 to use except 16 */ 72 #define CR4_VMXE 0x00002000 /* enable VMX operation (Intel-specific) */ 73 #define CR4_FSGSBASE 0x00010000 /* Enable FS/GS BASE accessing instructions */ 74 #define CR4_PCIDE 0x00020000 /* Enable Context ID */ 75 #define CR4_XSAVE 0x00040000 /* XSETBV/XGETBV */ 76 #define CR4_SMEP 0x00100000 /* Supervisor-Mode Execution Prevention */ 77 78 /* 79 * Bits in AMD64 special registers. EFER is 64 bits wide. 80 */ 81 #define EFER_SCE 0x000000001 /* System Call Extensions (R/W) */ 82 #define EFER_LME 0x000000100 /* Long mode enable (R/W) */ 83 #define EFER_LMA 0x000000400 /* Long mode active (R) */ 84 #define EFER_NXE 0x000000800 /* PTE No-Execute bit enable (R/W) */ 85 #define EFER_SVM 0x000001000 /* SVM enable bit for AMD, reserved for Intel */ 86 #define EFER_LMSLE 0x000002000 /* Long Mode Segment Limit Enable */ 87 #define EFER_FFXSR 0x000004000 /* Fast FXSAVE/FSRSTOR */ 88 #define EFER_TCE 0x000008000 /* Translation Cache Extension */ 89 90 /* 91 * Intel Extended Features registers 92 */ 93 #define XCR0 0 /* XFEATURE_ENABLED_MASK register */ 94 95 #define XFEATURE_ENABLED_X87 0x00000001 96 #define XFEATURE_ENABLED_SSE 0x00000002 97 #define XFEATURE_ENABLED_YMM_HI128 0x00000004 98 #define XFEATURE_ENABLED_AVX XFEATURE_ENABLED_YMM_HI128 99 #define XFEATURE_ENABLED_BNDREGS 0x00000008 100 #define XFEATURE_ENABLED_BNDCSR 0x00000010 101 #define XFEATURE_ENABLED_OPMASK 0x00000020 102 #define XFEATURE_ENABLED_ZMM_HI256 0x00000040 103 #define XFEATURE_ENABLED_HI16_ZMM 0x00000080 104 105 #define XFEATURE_AVX \ 106 (XFEATURE_ENABLED_X87 | XFEATURE_ENABLED_SSE | XFEATURE_ENABLED_AVX) 107 #define XFEATURE_AVX512 \ 108 (XFEATURE_ENABLED_OPMASK | XFEATURE_ENABLED_ZMM_HI256 | \ 109 XFEATURE_ENABLED_HI16_ZMM) 110 #define XFEATURE_MPX \ 111 (XFEATURE_ENABLED_BNDREGS | XFEATURE_ENABLED_BNDCSR) 112 113 /* 114 * CPUID instruction features register 115 */ 116 #define CPUID_FPU 0x00000001 117 #define CPUID_VME 0x00000002 118 #define CPUID_DE 0x00000004 119 #define CPUID_PSE 0x00000008 120 #define CPUID_TSC 0x00000010 121 #define CPUID_MSR 0x00000020 122 #define CPUID_PAE 0x00000040 123 #define CPUID_MCE 0x00000080 124 #define CPUID_CX8 0x00000100 125 #define CPUID_APIC 0x00000200 126 #define CPUID_B10 0x00000400 127 #define CPUID_SEP 0x00000800 128 #define CPUID_MTRR 0x00001000 129 #define CPUID_PGE 0x00002000 130 #define CPUID_MCA 0x00004000 131 #define CPUID_CMOV 0x00008000 132 #define CPUID_PAT 0x00010000 133 #define CPUID_PSE36 0x00020000 134 #define CPUID_PSN 0x00040000 135 #define CPUID_CLFSH 0x00080000 136 #define CPUID_B20 0x00100000 137 #define CPUID_DS 0x00200000 138 #define CPUID_ACPI 0x00400000 139 #define CPUID_MMX 0x00800000 140 #define CPUID_FXSR 0x01000000 141 #define CPUID_SSE 0x02000000 142 #define CPUID_XMM 0x02000000 143 #define CPUID_SSE2 0x04000000 144 #define CPUID_SS 0x08000000 145 #define CPUID_HTT 0x10000000 146 #define CPUID_TM 0x20000000 147 #define CPUID_IA64 0x40000000 148 #define CPUID_PBE 0x80000000 149 150 #define CPUID2_SSE3 0x00000001 151 #define CPUID2_PCLMULQDQ 0x00000002 152 #define CPUID2_DTES64 0x00000004 153 #define CPUID2_MON 0x00000008 154 #define CPUID2_DS_CPL 0x00000010 155 #define CPUID2_VMX 0x00000020 156 #define CPUID2_SMX 0x00000040 157 #define CPUID2_EST 0x00000080 158 #define CPUID2_TM2 0x00000100 159 #define CPUID2_SSSE3 0x00000200 160 #define CPUID2_CNXTID 0x00000400 161 #define CPUID2_SDBG 0x00000800 162 #define CPUID2_FMA 0x00001000 163 #define CPUID2_CX16 0x00002000 164 #define CPUID2_XTPR 0x00004000 165 #define CPUID2_PDCM 0x00008000 166 #define CPUID2_PCID 0x00020000 167 #define CPUID2_DCA 0x00040000 168 #define CPUID2_SSE41 0x00080000 169 #define CPUID2_SSE42 0x00100000 170 #define CPUID2_X2APIC 0x00200000 171 #define CPUID2_MOVBE 0x00400000 172 #define CPUID2_POPCNT 0x00800000 173 #define CPUID2_TSCDLT 0x01000000 174 #define CPUID2_AESNI 0x02000000 175 #define CPUID2_XSAVE 0x04000000 176 #define CPUID2_OSXSAVE 0x08000000 177 #define CPUID2_AVX 0x10000000 178 #define CPUID2_F16C 0x20000000 179 #define CPUID2_RDRAND 0x40000000 180 #define CPUID2_HV 0x80000000 181 182 /* 183 * Important bits in the Thermal and Power Management flags 184 * CPUID.6 EAX and ECX. 185 */ 186 #define CPUTPM1_SENSOR 0x00000001 187 #define CPUTPM1_TURBO 0x00000002 188 #define CPUTPM1_ARAT 0x00000004 189 #define CPUTPM2_EFFREQ 0x00000001 190 191 /* 192 * Important bits in the AMD extended cpuid flags 193 */ 194 #define AMDID_SYSCALL 0x00000800 195 #define AMDID_MP 0x00080000 196 #define AMDID_NX 0x00100000 197 #define AMDID_EXT_MMX 0x00400000 198 #define AMDID_FFXSR 0x02000000 199 #define AMDID_PAGE1GB 0x04000000 200 #define AMDID_RDTSCP 0x08000000 201 #define AMDID_LM 0x20000000 202 #define AMDID_EXT_3DNOW 0x40000000 203 #define AMDID_3DNOW 0x80000000 204 205 #define AMDID2_LAHF 0x00000001 206 #define AMDID2_CMP 0x00000002 207 #define AMDID2_SVM 0x00000004 208 #define AMDID2_EXT_APIC 0x00000008 209 #define AMDID2_CR8 0x00000010 210 #define AMDID2_ABM 0x00000020 211 #define AMDID2_SSE4A 0x00000040 212 #define AMDID2_MAS 0x00000080 213 #define AMDID2_PREFETCH 0x00000100 214 #define AMDID2_OSVW 0x00000200 215 #define AMDID2_IBS 0x00000400 216 #define AMDID2_XOP 0x00000800 217 #define AMDID2_SKINIT 0x00001000 218 #define AMDID2_WDT 0x00002000 219 #define AMDID2_LWP 0x00008000 220 #define AMDID2_FMA4 0x00010000 221 #define AMDID2_TCE 0x00020000 222 #define AMDID2_NODE_ID 0x00080000 223 #define AMDID2_TBM 0x00200000 224 #define AMDID2_TOPOLOGY 0x00400000 225 #define AMDID2_PCXC 0x00800000 226 #define AMDID2_PNXC 0x01000000 227 #define AMDID2_DBE 0x04000000 228 #define AMDID2_PTSC 0x08000000 229 #define AMDID2_PTSCEL2I 0x10000000 230 231 /* 232 * CPUID instruction 1 eax info 233 */ 234 #define CPUID_STEPPING 0x0000000f 235 #define CPUID_MODEL 0x000000f0 236 #define CPUID_FAMILY 0x00000f00 237 #define CPUID_EXT_MODEL 0x000f0000 238 #define CPUID_EXT_FAMILY 0x0ff00000 239 #ifdef __i386__ 240 #define CPUID_TO_MODEL(id) \ 241 ((((id) & CPUID_MODEL) >> 4) | \ 242 ((((id) & CPUID_FAMILY) >= 0x600) ? \ 243 (((id) & CPUID_EXT_MODEL) >> 12) : 0)) 244 #define CPUID_TO_FAMILY(id) \ 245 ((((id) & CPUID_FAMILY) >> 8) + \ 246 ((((id) & CPUID_FAMILY) == 0xf00) ? \ 247 (((id) & CPUID_EXT_FAMILY) >> 20) : 0)) 248 #else 249 #define CPUID_TO_MODEL(id) \ 250 ((((id) & CPUID_MODEL) >> 4) | \ 251 (((id) & CPUID_EXT_MODEL) >> 12)) 252 #define CPUID_TO_FAMILY(id) \ 253 ((((id) & CPUID_FAMILY) >> 8) + \ 254 (((id) & CPUID_EXT_FAMILY) >> 20)) 255 #endif 256 257 /* 258 * CPUID instruction 1 ebx info 259 */ 260 #define CPUID_BRAND_INDEX 0x000000ff 261 #define CPUID_CLFUSH_SIZE 0x0000ff00 262 #define CPUID_HTT_CORES 0x00ff0000 263 #define CPUID_LOCAL_APIC_ID 0xff000000 264 265 /* 266 * CPUID instruction 5 info 267 */ 268 #define CPUID5_MON_MIN_SIZE 0x0000ffff /* eax */ 269 #define CPUID5_MON_MAX_SIZE 0x0000ffff /* ebx */ 270 #define CPUID5_MON_MWAIT_EXT 0x00000001 /* ecx */ 271 #define CPUID5_MWAIT_INTRBREAK 0x00000002 /* ecx */ 272 273 /* 274 * MWAIT cpu power states. Lower 4 bits are sub-states. 275 */ 276 #define MWAIT_C0 0xf0 277 #define MWAIT_C1 0x00 278 #define MWAIT_C2 0x10 279 #define MWAIT_C3 0x20 280 #define MWAIT_C4 0x30 281 282 /* 283 * MWAIT extensions. 284 */ 285 /* Interrupt breaks MWAIT even when masked. */ 286 #define MWAIT_INTRBREAK 0x00000001 287 288 /* 289 * CPUID instruction 6 ecx info 290 */ 291 #define CPUID_PERF_STAT 0x00000001 292 #define CPUID_PERF_BIAS 0x00000008 293 294 /* 295 * CPUID instruction 0xb ebx info. 296 */ 297 #define CPUID_TYPE_INVAL 0 298 #define CPUID_TYPE_SMT 1 299 #define CPUID_TYPE_CORE 2 300 301 /* 302 * CPUID instruction 0xd Processor Extended State Enumeration Sub-leaf 1 303 */ 304 #define CPUID_EXTSTATE_XSAVEOPT 0x00000001 305 #define CPUID_EXTSTATE_XSAVEC 0x00000002 306 #define CPUID_EXTSTATE_XINUSE 0x00000004 307 #define CPUID_EXTSTATE_XSAVES 0x00000008 308 309 /* 310 * AMD extended function 8000_0007h edx info 311 */ 312 #define AMDPM_TS 0x00000001 313 #define AMDPM_FID 0x00000002 314 #define AMDPM_VID 0x00000004 315 #define AMDPM_TTP 0x00000008 316 #define AMDPM_TM 0x00000010 317 #define AMDPM_STC 0x00000020 318 #define AMDPM_100MHZ_STEPS 0x00000040 319 #define AMDPM_HW_PSTATE 0x00000080 320 #define AMDPM_TSC_INVARIANT 0x00000100 321 #define AMDPM_CPB 0x00000200 322 323 /* 324 * AMD extended function 8000_0008h ecx info 325 */ 326 #define AMDID_CMP_CORES 0x000000ff 327 #define AMDID_COREID_SIZE 0x0000f000 328 #define AMDID_COREID_SIZE_SHIFT 12 329 330 /* 331 * CPUID instruction 7 Structured Extended Features, leaf 0 ebx info 332 */ 333 #define CPUID_STDEXT_FSGSBASE 0x00000001 334 #define CPUID_STDEXT_TSC_ADJUST 0x00000002 335 #define CPUID_STDEXT_BMI1 0x00000008 336 #define CPUID_STDEXT_HLE 0x00000010 337 #define CPUID_STDEXT_AVX2 0x00000020 338 #define CPUID_STDEXT_SMEP 0x00000080 339 #define CPUID_STDEXT_BMI2 0x00000100 340 #define CPUID_STDEXT_ERMS 0x00000200 341 #define CPUID_STDEXT_INVPCID 0x00000400 342 #define CPUID_STDEXT_RTM 0x00000800 343 #define CPUID_STDEXT_MPX 0x00004000 344 #define CPUID_STDEXT_AVX512F 0x00010000 345 #define CPUID_STDEXT_RDSEED 0x00040000 346 #define CPUID_STDEXT_ADX 0x00080000 347 #define CPUID_STDEXT_SMAP 0x00100000 348 #define CPUID_STDEXT_CLFLUSHOPT 0x00800000 349 #define CPUID_STDEXT_PROCTRACE 0x02000000 350 #define CPUID_STDEXT_AVX512PF 0x04000000 351 #define CPUID_STDEXT_AVX512ER 0x08000000 352 #define CPUID_STDEXT_AVX512CD 0x10000000 353 #define CPUID_STDEXT_SHA 0x20000000 354 355 /* 356 * CPUID manufacturers identifiers 357 */ 358 #define AMD_VENDOR_ID "AuthenticAMD" 359 #define CENTAUR_VENDOR_ID "CentaurHauls" 360 #define CYRIX_VENDOR_ID "CyrixInstead" 361 #define INTEL_VENDOR_ID "GenuineIntel" 362 #define NEXGEN_VENDOR_ID "NexGenDriven" 363 #define NSC_VENDOR_ID "Geode by NSC" 364 #define RISE_VENDOR_ID "RiseRiseRise" 365 #define SIS_VENDOR_ID "SiS SiS SiS " 366 #define TRANSMETA_VENDOR_ID "GenuineTMx86" 367 #define UMC_VENDOR_ID "UMC UMC UMC " 368 369 /* 370 * Model-specific registers for the i386 family 371 */ 372 #define MSR_P5_MC_ADDR 0x000 373 #define MSR_P5_MC_TYPE 0x001 374 #define MSR_TSC 0x010 375 #define MSR_P5_CESR 0x011 376 #define MSR_P5_CTR0 0x012 377 #define MSR_P5_CTR1 0x013 378 #define MSR_IA32_PLATFORM_ID 0x017 379 #define MSR_APICBASE 0x01b 380 #define MSR_EBL_CR_POWERON 0x02a 381 #define MSR_TEST_CTL 0x033 382 #define MSR_IA32_FEATURE_CONTROL 0x03a 383 #define MSR_BIOS_UPDT_TRIG 0x079 384 #define MSR_BBL_CR_D0 0x088 385 #define MSR_BBL_CR_D1 0x089 386 #define MSR_BBL_CR_D2 0x08a 387 #define MSR_BIOS_SIGN 0x08b 388 #define MSR_PERFCTR0 0x0c1 389 #define MSR_PERFCTR1 0x0c2 390 #define MSR_PLATFORM_INFO 0x0ce 391 #define MSR_MPERF 0x0e7 392 #define MSR_APERF 0x0e8 393 #define MSR_IA32_EXT_CONFIG 0x0ee /* Undocumented. Core Solo/Duo only */ 394 #define MSR_MTRRcap 0x0fe 395 #define MSR_BBL_CR_ADDR 0x116 396 #define MSR_BBL_CR_DECC 0x118 397 #define MSR_BBL_CR_CTL 0x119 398 #define MSR_BBL_CR_TRIG 0x11a 399 #define MSR_BBL_CR_BUSY 0x11b 400 #define MSR_BBL_CR_CTL3 0x11e 401 #define MSR_SYSENTER_CS_MSR 0x174 402 #define MSR_SYSENTER_ESP_MSR 0x175 403 #define MSR_SYSENTER_EIP_MSR 0x176 404 #define MSR_MCG_CAP 0x179 405 #define MSR_MCG_STATUS 0x17a 406 #define MSR_MCG_CTL 0x17b 407 #define MSR_EVNTSEL0 0x186 408 #define MSR_EVNTSEL1 0x187 409 #define MSR_THERM_CONTROL 0x19a 410 #define MSR_THERM_INTERRUPT 0x19b 411 #define MSR_THERM_STATUS 0x19c 412 #define MSR_IA32_MISC_ENABLE 0x1a0 413 #define MSR_IA32_TEMPERATURE_TARGET 0x1a2 414 #define MSR_TURBO_RATIO_LIMIT 0x1ad 415 #define MSR_TURBO_RATIO_LIMIT1 0x1ae 416 #define MSR_DEBUGCTLMSR 0x1d9 417 #define MSR_LASTBRANCHFROMIP 0x1db 418 #define MSR_LASTBRANCHTOIP 0x1dc 419 #define MSR_LASTINTFROMIP 0x1dd 420 #define MSR_LASTINTTOIP 0x1de 421 #define MSR_ROB_CR_BKUPTMPDR6 0x1e0 422 #define MSR_MTRRVarBase 0x200 423 #define MSR_MTRR64kBase 0x250 424 #define MSR_MTRR16kBase 0x258 425 #define MSR_MTRR4kBase 0x268 426 #define MSR_PAT 0x277 427 #define MSR_MC0_CTL2 0x280 428 #define MSR_MTRRdefType 0x2ff 429 #define MSR_MC0_CTL 0x400 430 #define MSR_MC0_STATUS 0x401 431 #define MSR_MC0_ADDR 0x402 432 #define MSR_MC0_MISC 0x403 433 #define MSR_MC1_CTL 0x404 434 #define MSR_MC1_STATUS 0x405 435 #define MSR_MC1_ADDR 0x406 436 #define MSR_MC1_MISC 0x407 437 #define MSR_MC2_CTL 0x408 438 #define MSR_MC2_STATUS 0x409 439 #define MSR_MC2_ADDR 0x40a 440 #define MSR_MC2_MISC 0x40b 441 #define MSR_MC3_CTL 0x40c 442 #define MSR_MC3_STATUS 0x40d 443 #define MSR_MC3_ADDR 0x40e 444 #define MSR_MC3_MISC 0x40f 445 #define MSR_MC4_CTL 0x410 446 #define MSR_MC4_STATUS 0x411 447 #define MSR_MC4_ADDR 0x412 448 #define MSR_MC4_MISC 0x413 449 #define MSR_RAPL_POWER_UNIT 0x606 450 #define MSR_PKG_ENERGY_STATUS 0x611 451 #define MSR_DRAM_ENERGY_STATUS 0x619 452 #define MSR_PP0_ENERGY_STATUS 0x639 453 #define MSR_PP1_ENERGY_STATUS 0x641 454 455 /* 456 * VMX MSRs 457 */ 458 #define MSR_VMX_BASIC 0x480 459 #define MSR_VMX_PINBASED_CTLS 0x481 460 #define MSR_VMX_PROCBASED_CTLS 0x482 461 #define MSR_VMX_EXIT_CTLS 0x483 462 #define MSR_VMX_ENTRY_CTLS 0x484 463 #define MSR_VMX_CR0_FIXED0 0x486 464 #define MSR_VMX_CR0_FIXED1 0x487 465 #define MSR_VMX_CR4_FIXED0 0x488 466 #define MSR_VMX_CR4_FIXED1 0x489 467 #define MSR_VMX_PROCBASED_CTLS2 0x48b 468 #define MSR_VMX_EPT_VPID_CAP 0x48c 469 #define MSR_VMX_TRUE_PINBASED_CTLS 0x48d 470 #define MSR_VMX_TRUE_PROCBASED_CTLS 0x48e 471 #define MSR_VMX_TRUE_EXIT_CTLS 0x48f 472 #define MSR_VMX_TRUE_ENTRY_CTLS 0x490 473 474 /* 475 * X2APIC MSRs 476 */ 477 #define MSR_APIC_000 0x800 478 #define MSR_APIC_ID 0x802 479 #define MSR_APIC_VERSION 0x803 480 #define MSR_APIC_TPR 0x808 481 #define MSR_APIC_EOI 0x80b 482 #define MSR_APIC_LDR 0x80d 483 #define MSR_APIC_SVR 0x80f 484 #define MSR_APIC_ISR0 0x810 485 #define MSR_APIC_ISR1 0x811 486 #define MSR_APIC_ISR2 0x812 487 #define MSR_APIC_ISR3 0x813 488 #define MSR_APIC_ISR4 0x814 489 #define MSR_APIC_ISR5 0x815 490 #define MSR_APIC_ISR6 0x816 491 #define MSR_APIC_ISR7 0x817 492 #define MSR_APIC_TMR0 0x818 493 #define MSR_APIC_IRR0 0x820 494 #define MSR_APIC_ESR 0x828 495 #define MSR_APIC_LVT_CMCI 0x82F 496 #define MSR_APIC_ICR 0x830 497 #define MSR_APIC_LVT_TIMER 0x832 498 #define MSR_APIC_LVT_THERMAL 0x833 499 #define MSR_APIC_LVT_PCINT 0x834 500 #define MSR_APIC_LVT_LINT0 0x835 501 #define MSR_APIC_LVT_LINT1 0x836 502 #define MSR_APIC_LVT_ERROR 0x837 503 #define MSR_APIC_ICR_TIMER 0x838 504 #define MSR_APIC_CCR_TIMER 0x839 505 #define MSR_APIC_DCR_TIMER 0x83e 506 #define MSR_APIC_SELF_IPI 0x83f 507 508 #define MSR_IA32_XSS 0xda0 509 510 /* 511 * Constants related to MSR's. 512 */ 513 #define APICBASE_RESERVED 0x000002ff 514 #define APICBASE_BSP 0x00000100 515 #define APICBASE_X2APIC 0x00000400 516 #define APICBASE_ENABLED 0x00000800 517 #define APICBASE_ADDRESS 0xfffff000 518 519 /* MSR_IA32_FEATURE_CONTROL related */ 520 #define IA32_FEATURE_CONTROL_LOCK 0x01 /* lock bit */ 521 #define IA32_FEATURE_CONTROL_SMX_EN 0x02 /* enable VMX inside SMX */ 522 #define IA32_FEATURE_CONTROL_VMX_EN 0x04 /* enable VMX outside SMX */ 523 524 /* MSR IA32_MISC_ENABLE */ 525 #define IA32_MISC_EN_FASTSTR 0x0000000000000001ULL 526 #define IA32_MISC_EN_ATCCE 0x0000000000000008ULL 527 #define IA32_MISC_EN_PERFMON 0x0000000000000080ULL 528 #define IA32_MISC_EN_PEBSU 0x0000000000001000ULL 529 #define IA32_MISC_EN_ESSTE 0x0000000000010000ULL 530 #define IA32_MISC_EN_MONE 0x0000000000040000ULL 531 #define IA32_MISC_EN_LIMCPUID 0x0000000000400000ULL 532 #define IA32_MISC_EN_xTPRD 0x0000000000800000ULL 533 #define IA32_MISC_EN_XDD 0x0000000400000000ULL 534 535 /* 536 * PAT modes. 537 */ 538 #define PAT_UNCACHEABLE 0x00 539 #define PAT_WRITE_COMBINING 0x01 540 #define PAT_WRITE_THROUGH 0x04 541 #define PAT_WRITE_PROTECTED 0x05 542 #define PAT_WRITE_BACK 0x06 543 #define PAT_UNCACHED 0x07 544 #define PAT_VALUE(i, m) ((long long)(m) << (8 * (i))) 545 #define PAT_MASK(i) PAT_VALUE(i, 0xff) 546 547 /* 548 * Constants related to MTRRs 549 */ 550 #define MTRR_UNCACHEABLE 0x00 551 #define MTRR_WRITE_COMBINING 0x01 552 #define MTRR_WRITE_THROUGH 0x04 553 #define MTRR_WRITE_PROTECTED 0x05 554 #define MTRR_WRITE_BACK 0x06 555 #define MTRR_N64K 8 /* numbers of fixed-size entries */ 556 #define MTRR_N16K 16 557 #define MTRR_N4K 64 558 #define MTRR_CAP_WC 0x0000000000000400 559 #define MTRR_CAP_FIXED 0x0000000000000100 560 #define MTRR_CAP_VCNT 0x00000000000000ff 561 #define MTRR_DEF_ENABLE 0x0000000000000800 562 #define MTRR_DEF_FIXED_ENABLE 0x0000000000000400 563 #define MTRR_DEF_TYPE 0x00000000000000ff 564 #define MTRR_PHYSBASE_PHYSBASE 0x000ffffffffff000 565 #define MTRR_PHYSBASE_TYPE 0x00000000000000ff 566 #define MTRR_PHYSMASK_PHYSMASK 0x000ffffffffff000 567 #define MTRR_PHYSMASK_VALID 0x0000000000000800 568 569 /* 570 * Cyrix configuration registers, accessible as IO ports. 571 */ 572 #define CCR0 0xc0 /* Configuration control register 0 */ 573 #define CCR0_NC0 0x01 /* First 64K of each 1M memory region is 574 non-cacheable */ 575 #define CCR0_NC1 0x02 /* 640K-1M region is non-cacheable */ 576 #define CCR0_A20M 0x04 /* Enables A20M# input pin */ 577 #define CCR0_KEN 0x08 /* Enables KEN# input pin */ 578 #define CCR0_FLUSH 0x10 /* Enables FLUSH# input pin */ 579 #define CCR0_BARB 0x20 /* Flushes internal cache when entering hold 580 state */ 581 #define CCR0_CO 0x40 /* Cache org: 1=direct mapped, 0=2x set 582 assoc */ 583 #define CCR0_SUSPEND 0x80 /* Enables SUSP# and SUSPA# pins */ 584 585 #define CCR1 0xc1 /* Configuration control register 1 */ 586 #define CCR1_RPL 0x01 /* Enables RPLSET and RPLVAL# pins */ 587 #define CCR1_SMI 0x02 /* Enables SMM pins */ 588 #define CCR1_SMAC 0x04 /* System management memory access */ 589 #define CCR1_MMAC 0x08 /* Main memory access */ 590 #define CCR1_NO_LOCK 0x10 /* Negate LOCK# */ 591 #define CCR1_SM3 0x80 /* SMM address space address region 3 */ 592 593 #define CCR2 0xc2 594 #define CCR2_WB 0x02 /* Enables WB cache interface pins */ 595 #define CCR2_SADS 0x02 /* Slow ADS */ 596 #define CCR2_LOCK_NW 0x04 /* LOCK NW Bit */ 597 #define CCR2_SUSP_HLT 0x08 /* Suspend on HALT */ 598 #define CCR2_WT1 0x10 /* WT region 1 */ 599 #define CCR2_WPR1 0x10 /* Write-protect region 1 */ 600 #define CCR2_BARB 0x20 /* Flushes write-back cache when entering 601 hold state. */ 602 #define CCR2_BWRT 0x40 /* Enables burst write cycles */ 603 #define CCR2_USE_SUSP 0x80 /* Enables suspend pins */ 604 605 #define CCR3 0xc3 606 #define CCR3_SMILOCK 0x01 /* SMM register lock */ 607 #define CCR3_NMI 0x02 /* Enables NMI during SMM */ 608 #define CCR3_LINBRST 0x04 /* Linear address burst cycles */ 609 #define CCR3_SMMMODE 0x08 /* SMM Mode */ 610 #define CCR3_MAPEN0 0x10 /* Enables Map0 */ 611 #define CCR3_MAPEN1 0x20 /* Enables Map1 */ 612 #define CCR3_MAPEN2 0x40 /* Enables Map2 */ 613 #define CCR3_MAPEN3 0x80 /* Enables Map3 */ 614 615 #define CCR4 0xe8 616 #define CCR4_IOMASK 0x07 617 #define CCR4_MEM 0x08 /* Enables momory bypassing */ 618 #define CCR4_DTE 0x10 /* Enables directory table entry cache */ 619 #define CCR4_FASTFPE 0x20 /* Fast FPU exception */ 620 #define CCR4_CPUID 0x80 /* Enables CPUID instruction */ 621 622 #define CCR5 0xe9 623 #define CCR5_WT_ALLOC 0x01 /* Write-through allocate */ 624 #define CCR5_SLOP 0x02 /* LOOP instruction slowed down */ 625 #define CCR5_LBR1 0x10 /* Local bus region 1 */ 626 #define CCR5_ARREN 0x20 /* Enables ARR region */ 627 628 #define CCR6 0xea 629 630 #define CCR7 0xeb 631 632 /* Performance Control Register (5x86 only). */ 633 #define PCR0 0x20 634 #define PCR0_RSTK 0x01 /* Enables return stack */ 635 #define PCR0_BTB 0x02 /* Enables branch target buffer */ 636 #define PCR0_LOOP 0x04 /* Enables loop */ 637 #define PCR0_AIS 0x08 /* Enables all instrcutions stalled to 638 serialize pipe. */ 639 #define PCR0_MLR 0x10 /* Enables reordering of misaligned loads */ 640 #define PCR0_BTBRT 0x40 /* Enables BTB test register. */ 641 #define PCR0_LSSER 0x80 /* Disable reorder */ 642 643 /* Device Identification Registers */ 644 #define DIR0 0xfe 645 #define DIR1 0xff 646 647 /* 648 * Machine Check register constants. 649 */ 650 #define MCG_CAP_COUNT 0x000000ff 651 #define MCG_CAP_CTL_P 0x00000100 652 #define MCG_CAP_EXT_P 0x00000200 653 #define MCG_CAP_CMCI_P 0x00000400 654 #define MCG_CAP_TES_P 0x00000800 655 #define MCG_CAP_EXT_CNT 0x00ff0000 656 #define MCG_CAP_SER_P 0x01000000 657 #define MCG_STATUS_RIPV 0x00000001 658 #define MCG_STATUS_EIPV 0x00000002 659 #define MCG_STATUS_MCIP 0x00000004 660 #define MCG_CTL_ENABLE 0xffffffffffffffff 661 #define MCG_CTL_DISABLE 0x0000000000000000 662 #define MSR_MC_CTL(x) (MSR_MC0_CTL + (x) * 4) 663 #define MSR_MC_STATUS(x) (MSR_MC0_STATUS + (x) * 4) 664 #define MSR_MC_ADDR(x) (MSR_MC0_ADDR + (x) * 4) 665 #define MSR_MC_MISC(x) (MSR_MC0_MISC + (x) * 4) 666 #define MSR_MC_CTL2(x) (MSR_MC0_CTL2 + (x)) /* If MCG_CAP_CMCI_P */ 667 #define MC_STATUS_MCA_ERROR 0x000000000000ffff 668 #define MC_STATUS_MODEL_ERROR 0x00000000ffff0000 669 #define MC_STATUS_OTHER_INFO 0x01ffffff00000000 670 #define MC_STATUS_COR_COUNT 0x001fffc000000000 /* If MCG_CAP_CMCI_P */ 671 #define MC_STATUS_TES_STATUS 0x0060000000000000 /* If MCG_CAP_TES_P */ 672 #define MC_STATUS_AR 0x0080000000000000 /* If MCG_CAP_TES_P */ 673 #define MC_STATUS_S 0x0100000000000000 /* If MCG_CAP_TES_P */ 674 #define MC_STATUS_PCC 0x0200000000000000 675 #define MC_STATUS_ADDRV 0x0400000000000000 676 #define MC_STATUS_MISCV 0x0800000000000000 677 #define MC_STATUS_EN 0x1000000000000000 678 #define MC_STATUS_UC 0x2000000000000000 679 #define MC_STATUS_OVER 0x4000000000000000 680 #define MC_STATUS_VAL 0x8000000000000000 681 #define MC_MISC_RA_LSB 0x000000000000003f /* If MCG_CAP_SER_P */ 682 #define MC_MISC_ADDRESS_MODE 0x00000000000001c0 /* If MCG_CAP_SER_P */ 683 #define MC_CTL2_THRESHOLD 0x0000000000007fff 684 #define MC_CTL2_CMCI_EN 0x0000000040000000 685 686 /* 687 * The following four 3-byte registers control the non-cacheable regions. 688 * These registers must be written as three separate bytes. 689 * 690 * NCRx+0: A31-A24 of starting address 691 * NCRx+1: A23-A16 of starting address 692 * NCRx+2: A15-A12 of starting address | NCR_SIZE_xx. 693 * 694 * The non-cacheable region's starting address must be aligned to the 695 * size indicated by the NCR_SIZE_xx field. 696 */ 697 #define NCR1 0xc4 698 #define NCR2 0xc7 699 #define NCR3 0xca 700 #define NCR4 0xcd 701 702 #define NCR_SIZE_0K 0 703 #define NCR_SIZE_4K 1 704 #define NCR_SIZE_8K 2 705 #define NCR_SIZE_16K 3 706 #define NCR_SIZE_32K 4 707 #define NCR_SIZE_64K 5 708 #define NCR_SIZE_128K 6 709 #define NCR_SIZE_256K 7 710 #define NCR_SIZE_512K 8 711 #define NCR_SIZE_1M 9 712 #define NCR_SIZE_2M 10 713 #define NCR_SIZE_4M 11 714 #define NCR_SIZE_8M 12 715 #define NCR_SIZE_16M 13 716 #define NCR_SIZE_32M 14 717 #define NCR_SIZE_4G 15 718 719 /* 720 * The address region registers are used to specify the location and 721 * size for the eight address regions. 722 * 723 * ARRx + 0: A31-A24 of start address 724 * ARRx + 1: A23-A16 of start address 725 * ARRx + 2: A15-A12 of start address | ARR_SIZE_xx 726 */ 727 #define ARR0 0xc4 728 #define ARR1 0xc7 729 #define ARR2 0xca 730 #define ARR3 0xcd 731 #define ARR4 0xd0 732 #define ARR5 0xd3 733 #define ARR6 0xd6 734 #define ARR7 0xd9 735 736 #define ARR_SIZE_0K 0 737 #define ARR_SIZE_4K 1 738 #define ARR_SIZE_8K 2 739 #define ARR_SIZE_16K 3 740 #define ARR_SIZE_32K 4 741 #define ARR_SIZE_64K 5 742 #define ARR_SIZE_128K 6 743 #define ARR_SIZE_256K 7 744 #define ARR_SIZE_512K 8 745 #define ARR_SIZE_1M 9 746 #define ARR_SIZE_2M 10 747 #define ARR_SIZE_4M 11 748 #define ARR_SIZE_8M 12 749 #define ARR_SIZE_16M 13 750 #define ARR_SIZE_32M 14 751 #define ARR_SIZE_4G 15 752 753 /* 754 * The region control registers specify the attributes associated with 755 * the ARRx addres regions. 756 */ 757 #define RCR0 0xdc 758 #define RCR1 0xdd 759 #define RCR2 0xde 760 #define RCR3 0xdf 761 #define RCR4 0xe0 762 #define RCR5 0xe1 763 #define RCR6 0xe2 764 #define RCR7 0xe3 765 766 #define RCR_RCD 0x01 /* Disables caching for ARRx (x = 0-6). */ 767 #define RCR_RCE 0x01 /* Enables caching for ARR7. */ 768 #define RCR_WWO 0x02 /* Weak write ordering. */ 769 #define RCR_WL 0x04 /* Weak locking. */ 770 #define RCR_WG 0x08 /* Write gathering. */ 771 #define RCR_WT 0x10 /* Write-through. */ 772 #define RCR_NLB 0x20 /* LBA# pin is not asserted. */ 773 774 /* AMD Write Allocate Top-Of-Memory and Control Register */ 775 #define AMD_WT_ALLOC_TME 0x40000 /* top-of-memory enable */ 776 #define AMD_WT_ALLOC_PRE 0x20000 /* programmable range enable */ 777 #define AMD_WT_ALLOC_FRE 0x10000 /* fixed (A0000-FFFFF) range enable */ 778 779 /* AMD64 MSR's */ 780 #define MSR_EFER 0xc0000080 /* extended features */ 781 #define MSR_STAR 0xc0000081 /* legacy mode SYSCALL target/cs/ss */ 782 #define MSR_LSTAR 0xc0000082 /* long mode SYSCALL target rip */ 783 #define MSR_CSTAR 0xc0000083 /* compat mode SYSCALL target rip */ 784 #define MSR_SF_MASK 0xc0000084 /* syscall flags mask */ 785 #define MSR_FSBASE 0xc0000100 /* base address of the %fs "segment" */ 786 #define MSR_GSBASE 0xc0000101 /* base address of the %gs "segment" */ 787 #define MSR_KGSBASE 0xc0000102 /* base address of the kernel %gs */ 788 #define MSR_PERFEVSEL0 0xc0010000 789 #define MSR_PERFEVSEL1 0xc0010001 790 #define MSR_PERFEVSEL2 0xc0010002 791 #define MSR_PERFEVSEL3 0xc0010003 792 #define MSR_K7_PERFCTR0 0xc0010004 793 #define MSR_K7_PERFCTR1 0xc0010005 794 #define MSR_K7_PERFCTR2 0xc0010006 795 #define MSR_K7_PERFCTR3 0xc0010007 796 #define MSR_SYSCFG 0xc0010010 797 #define MSR_HWCR 0xc0010015 798 #define MSR_IORRBASE0 0xc0010016 799 #define MSR_IORRMASK0 0xc0010017 800 #define MSR_IORRBASE1 0xc0010018 801 #define MSR_IORRMASK1 0xc0010019 802 #define MSR_TOP_MEM 0xc001001a /* boundary for ram below 4G */ 803 #define MSR_TOP_MEM2 0xc001001d /* boundary for ram above 4G */ 804 #define MSR_NB_CFG1 0xc001001f /* NB configuration 1 */ 805 #define MSR_P_STATE_LIMIT 0xc0010061 /* P-state Current Limit Register */ 806 #define MSR_P_STATE_CONTROL 0xc0010062 /* P-state Control Register */ 807 #define MSR_P_STATE_STATUS 0xc0010063 /* P-state Status Register */ 808 #define MSR_P_STATE_CONFIG(n) (0xc0010064 + (n)) /* P-state Config */ 809 #define MSR_SMM_ADDR 0xc0010112 /* SMM TSEG base address */ 810 #define MSR_SMM_MASK 0xc0010113 /* SMM TSEG address mask */ 811 #define MSR_IC_CFG 0xc0011021 /* Instruction Cache Configuration */ 812 #define MSR_K8_UCODE_UPDATE 0xc0010020 /* update microcode */ 813 #define MSR_MC0_CTL_MASK 0xc0010044 814 #define MSR_VM_CR 0xc0010114 /* SVM: feature control */ 815 #define MSR_VM_HSAVE_PA 0xc0010117 /* SVM: host save area address */ 816 817 /* MSR_VM_CR related */ 818 #define VM_CR_SVMDIS 0x10 /* SVM: disabled by BIOS */ 819 820 /* VIA ACE crypto featureset: for via_feature_rng */ 821 #define VIA_HAS_RNG 1 /* cpu has RNG */ 822 823 /* VIA ACE crypto featureset: for via_feature_xcrypt */ 824 #define VIA_HAS_AES 1 /* cpu has AES */ 825 #define VIA_HAS_SHA 2 /* cpu has SHA1 & SHA256 */ 826 #define VIA_HAS_MM 4 /* cpu has RSA instructions */ 827 #define VIA_HAS_AESCTR 8 /* cpu has AES-CTR instructions */ 828 829 /* Centaur Extended Feature flags */ 830 #define VIA_CPUID_HAS_RNG 0x000004 831 #define VIA_CPUID_DO_RNG 0x000008 832 #define VIA_CPUID_HAS_ACE 0x000040 833 #define VIA_CPUID_DO_ACE 0x000080 834 #define VIA_CPUID_HAS_ACE2 0x000100 835 #define VIA_CPUID_DO_ACE2 0x000200 836 #define VIA_CPUID_HAS_PHE 0x000400 837 #define VIA_CPUID_DO_PHE 0x000800 838 #define VIA_CPUID_HAS_PMM 0x001000 839 #define VIA_CPUID_DO_PMM 0x002000 840 841 /* VIA ACE xcrypt-* instruction context control options */ 842 #define VIA_CRYPT_CWLO_ROUND_M 0x0000000f 843 #define VIA_CRYPT_CWLO_ALG_M 0x00000070 844 #define VIA_CRYPT_CWLO_ALG_AES 0x00000000 845 #define VIA_CRYPT_CWLO_KEYGEN_M 0x00000080 846 #define VIA_CRYPT_CWLO_KEYGEN_HW 0x00000000 847 #define VIA_CRYPT_CWLO_KEYGEN_SW 0x00000080 848 #define VIA_CRYPT_CWLO_NORMAL 0x00000000 849 #define VIA_CRYPT_CWLO_INTERMEDIATE 0x00000100 850 #define VIA_CRYPT_CWLO_ENCRYPT 0x00000000 851 #define VIA_CRYPT_CWLO_DECRYPT 0x00000200 852 #define VIA_CRYPT_CWLO_KEY128 0x0000000a /* 128bit, 10 rds */ 853 #define VIA_CRYPT_CWLO_KEY192 0x0000040c /* 192bit, 12 rds */ 854 #define VIA_CRYPT_CWLO_KEY256 0x0000080e /* 256bit, 15 rds */ 855 856 #endif /* !_MACHINE_SPECIALREG_H_ */ 857