Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)
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sys/x86/include/specialreg.h
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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: releng/10.1/sys/x86/include/specialreg.h 270159 2014-08-19 01:20:24Z grehan $ 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 57 /* 58 * Bits in PPro special registers 59 */ 60 #define CR4_VME 0x00000001 /* Virtual 8086 mode extensions */ 61 #define CR4_PVI 0x00000002 /* Protected-mode virtual interrupts */ 62 #define CR4_TSD 0x00000004 /* Time stamp disable */ 63 #define CR4_DE 0x00000008 /* Debugging extensions */ 64 #define CR4_PSE 0x00000010 /* Page size extensions */ 65 #define CR4_PAE 0x00000020 /* Physical address extension */ 66 #define CR4_MCE 0x00000040 /* Machine check enable */ 67 #define CR4_PGE 0x00000080 /* Page global enable */ 68 #define CR4_PCE 0x00000100 /* Performance monitoring counter enable */ 69 #define CR4_FXSR 0x00000200 /* Fast FPU save/restore used by OS */ 70 #define CR4_XMM 0x00000400 /* enable SIMD/MMX2 to use except 16 */ 71 #define CR4_VMXE 0x00002000 /* enable VMX operation (Intel-specific) */ 72 #define CR4_FSGSBASE 0x00010000 /* Enable FS/GS BASE accessing instructions */ 73 #define CR4_PCIDE 0x00020000 /* Enable Context ID */ 74 #define CR4_XSAVE 0x00040000 /* XSETBV/XGETBV */ 75 #define CR4_SMEP 0x00100000 /* Supervisor-Mode Execution Prevention */ 76 77 /* 78 * Bits in AMD64 special registers. EFER is 64 bits wide. 79 */ 80 #define EFER_SCE 0x000000001 /* System Call Extensions (R/W) */ 81 #define EFER_LME 0x000000100 /* Long mode enable (R/W) */ 82 #define EFER_LMA 0x000000400 /* Long mode active (R) */ 83 #define EFER_NXE 0x000000800 /* PTE No-Execute bit enable (R/W) */ 84 85 /* 86 * Intel Extended Features registers 87 */ 88 #define XCR0 0 /* XFEATURE_ENABLED_MASK register */ 89 90 #define XFEATURE_ENABLED_X87 0x00000001 91 #define XFEATURE_ENABLED_SSE 0x00000002 92 #define XFEATURE_ENABLED_YMM_HI128 0x00000004 93 #define XFEATURE_ENABLED_AVX XFEATURE_ENABLED_YMM_HI128 94 #define XFEATURE_ENABLED_BNDREGS 0x00000008 95 #define XFEATURE_ENABLED_BNDCSR 0x00000010 96 #define XFEATURE_ENABLED_OPMASK 0x00000020 97 #define XFEATURE_ENABLED_ZMM_HI256 0x00000040 98 #define XFEATURE_ENABLED_HI16_ZMM 0x00000080 99 100 #define XFEATURE_AVX \ 101 (XFEATURE_ENABLED_X87 | XFEATURE_ENABLED_SSE | XFEATURE_ENABLED_AVX) 102 #define XFEATURE_AVX512 \ 103 (XFEATURE_ENABLED_OPMASK | XFEATURE_ENABLED_ZMM_HI256 | \ 104 XFEATURE_ENABLED_HI16_ZMM) 105 #define XFEATURE_MPX \ 106 (XFEATURE_ENABLED_BNDREGS | XFEATURE_ENABLED_BNDCSR) 107 108 /* 109 * CPUID instruction features register 110 */ 111 #define CPUID_FPU 0x00000001 112 #define CPUID_VME 0x00000002 113 #define CPUID_DE 0x00000004 114 #define CPUID_PSE 0x00000008 115 #define CPUID_TSC 0x00000010 116 #define CPUID_MSR 0x00000020 117 #define CPUID_PAE 0x00000040 118 #define CPUID_MCE 0x00000080 119 #define CPUID_CX8 0x00000100 120 #define CPUID_APIC 0x00000200 121 #define CPUID_B10 0x00000400 122 #define CPUID_SEP 0x00000800 123 #define CPUID_MTRR 0x00001000 124 #define CPUID_PGE 0x00002000 125 #define CPUID_MCA 0x00004000 126 #define CPUID_CMOV 0x00008000 127 #define CPUID_PAT 0x00010000 128 #define CPUID_PSE36 0x00020000 129 #define CPUID_PSN 0x00040000 130 #define CPUID_CLFSH 0x00080000 131 #define CPUID_B20 0x00100000 132 #define CPUID_DS 0x00200000 133 #define CPUID_ACPI 0x00400000 134 #define CPUID_MMX 0x00800000 135 #define CPUID_FXSR 0x01000000 136 #define CPUID_SSE 0x02000000 137 #define CPUID_XMM 0x02000000 138 #define CPUID_SSE2 0x04000000 139 #define CPUID_SS 0x08000000 140 #define CPUID_HTT 0x10000000 141 #define CPUID_TM 0x20000000 142 #define CPUID_IA64 0x40000000 143 #define CPUID_PBE 0x80000000 144 145 #define CPUID2_SSE3 0x00000001 146 #define CPUID2_PCLMULQDQ 0x00000002 147 #define CPUID2_DTES64 0x00000004 148 #define CPUID2_MON 0x00000008 149 #define CPUID2_DS_CPL 0x00000010 150 #define CPUID2_VMX 0x00000020 151 #define CPUID2_SMX 0x00000040 152 #define CPUID2_EST 0x00000080 153 #define CPUID2_TM2 0x00000100 154 #define CPUID2_SSSE3 0x00000200 155 #define CPUID2_CNXTID 0x00000400 156 #define CPUID2_FMA 0x00001000 157 #define CPUID2_CX16 0x00002000 158 #define CPUID2_XTPR 0x00004000 159 #define CPUID2_PDCM 0x00008000 160 #define CPUID2_PCID 0x00020000 161 #define CPUID2_DCA 0x00040000 162 #define CPUID2_SSE41 0x00080000 163 #define CPUID2_SSE42 0x00100000 164 #define CPUID2_X2APIC 0x00200000 165 #define CPUID2_MOVBE 0x00400000 166 #define CPUID2_POPCNT 0x00800000 167 #define CPUID2_TSCDLT 0x01000000 168 #define CPUID2_AESNI 0x02000000 169 #define CPUID2_XSAVE 0x04000000 170 #define CPUID2_OSXSAVE 0x08000000 171 #define CPUID2_AVX 0x10000000 172 #define CPUID2_F16C 0x20000000 173 #define CPUID2_RDRAND 0x40000000 174 #define CPUID2_HV 0x80000000 175 176 /* 177 * Important bits in the Thermal and Power Management flags 178 * CPUID.6 EAX and ECX. 179 */ 180 #define CPUTPM1_SENSOR 0x00000001 181 #define CPUTPM1_TURBO 0x00000002 182 #define CPUTPM1_ARAT 0x00000004 183 #define CPUTPM2_EFFREQ 0x00000001 184 185 /* 186 * Important bits in the AMD extended cpuid flags 187 */ 188 #define AMDID_SYSCALL 0x00000800 189 #define AMDID_MP 0x00080000 190 #define AMDID_NX 0x00100000 191 #define AMDID_EXT_MMX 0x00400000 192 #define AMDID_FFXSR 0x01000000 193 #define AMDID_PAGE1GB 0x04000000 194 #define AMDID_RDTSCP 0x08000000 195 #define AMDID_LM 0x20000000 196 #define AMDID_EXT_3DNOW 0x40000000 197 #define AMDID_3DNOW 0x80000000 198 199 #define AMDID2_LAHF 0x00000001 200 #define AMDID2_CMP 0x00000002 201 #define AMDID2_SVM 0x00000004 202 #define AMDID2_EXT_APIC 0x00000008 203 #define AMDID2_CR8 0x00000010 204 #define AMDID2_ABM 0x00000020 205 #define AMDID2_SSE4A 0x00000040 206 #define AMDID2_MAS 0x00000080 207 #define AMDID2_PREFETCH 0x00000100 208 #define AMDID2_OSVW 0x00000200 209 #define AMDID2_IBS 0x00000400 210 #define AMDID2_XOP 0x00000800 211 #define AMDID2_SKINIT 0x00001000 212 #define AMDID2_WDT 0x00002000 213 #define AMDID2_LWP 0x00008000 214 #define AMDID2_FMA4 0x00010000 215 #define AMDID2_TCE 0x00020000 216 #define AMDID2_NODE_ID 0x00080000 217 #define AMDID2_TBM 0x00200000 218 #define AMDID2_TOPOLOGY 0x00400000 219 #define AMDID2_PCXC 0x00800000 220 #define AMDID2_PNXC 0x01000000 221 #define AMDID2_DBE 0x04000000 222 #define AMDID2_PTSC 0x08000000 223 #define AMDID2_PTSCEL2I 0x10000000 224 225 /* 226 * CPUID instruction 1 eax info 227 */ 228 #define CPUID_STEPPING 0x0000000f 229 #define CPUID_MODEL 0x000000f0 230 #define CPUID_FAMILY 0x00000f00 231 #define CPUID_EXT_MODEL 0x000f0000 232 #define CPUID_EXT_FAMILY 0x0ff00000 233 #ifdef __i386__ 234 #define CPUID_TO_MODEL(id) \ 235 ((((id) & CPUID_MODEL) >> 4) | \ 236 ((((id) & CPUID_FAMILY) >= 0x600) ? \ 237 (((id) & CPUID_EXT_MODEL) >> 12) : 0)) 238 #define CPUID_TO_FAMILY(id) \ 239 ((((id) & CPUID_FAMILY) >> 8) + \ 240 ((((id) & CPUID_FAMILY) == 0xf00) ? \ 241 (((id) & CPUID_EXT_FAMILY) >> 20) : 0)) 242 #else 243 #define CPUID_TO_MODEL(id) \ 244 ((((id) & CPUID_MODEL) >> 4) | \ 245 (((id) & CPUID_EXT_MODEL) >> 12)) 246 #define CPUID_TO_FAMILY(id) \ 247 ((((id) & CPUID_FAMILY) >> 8) + \ 248 (((id) & CPUID_EXT_FAMILY) >> 20)) 249 #endif 250 251 /* 252 * CPUID instruction 1 ebx info 253 */ 254 #define CPUID_BRAND_INDEX 0x000000ff 255 #define CPUID_CLFUSH_SIZE 0x0000ff00 256 #define CPUID_HTT_CORES 0x00ff0000 257 #define CPUID_LOCAL_APIC_ID 0xff000000 258 259 /* 260 * CPUID instruction 5 info 261 */ 262 #define CPUID5_MON_MIN_SIZE 0x0000ffff /* eax */ 263 #define CPUID5_MON_MAX_SIZE 0x0000ffff /* ebx */ 264 #define CPUID5_MON_MWAIT_EXT 0x00000001 /* ecx */ 265 #define CPUID5_MWAIT_INTRBREAK 0x00000002 /* ecx */ 266 267 /* 268 * MWAIT cpu power states. Lower 4 bits are sub-states. 269 */ 270 #define MWAIT_C0 0xf0 271 #define MWAIT_C1 0x00 272 #define MWAIT_C2 0x10 273 #define MWAIT_C3 0x20 274 #define MWAIT_C4 0x30 275 276 /* 277 * MWAIT extensions. 278 */ 279 /* Interrupt breaks MWAIT even when masked. */ 280 #define MWAIT_INTRBREAK 0x00000001 281 282 /* 283 * CPUID instruction 6 ecx info 284 */ 285 #define CPUID_PERF_STAT 0x00000001 286 #define CPUID_PERF_BIAS 0x00000008 287 288 /* 289 * CPUID instruction 0xb ebx info. 290 */ 291 #define CPUID_TYPE_INVAL 0 292 #define CPUID_TYPE_SMT 1 293 #define CPUID_TYPE_CORE 2 294 295 /* 296 * CPUID instruction 0xd Processor Extended State Enumeration Sub-leaf 1 297 */ 298 #define CPUID_EXTSTATE_XSAVEOPT 0x00000001 299 300 /* 301 * AMD extended function 8000_0007h edx info 302 */ 303 #define AMDPM_TS 0x00000001 304 #define AMDPM_FID 0x00000002 305 #define AMDPM_VID 0x00000004 306 #define AMDPM_TTP 0x00000008 307 #define AMDPM_TM 0x00000010 308 #define AMDPM_STC 0x00000020 309 #define AMDPM_100MHZ_STEPS 0x00000040 310 #define AMDPM_HW_PSTATE 0x00000080 311 #define AMDPM_TSC_INVARIANT 0x00000100 312 #define AMDPM_CPB 0x00000200 313 314 /* 315 * AMD extended function 8000_0008h ecx info 316 */ 317 #define AMDID_CMP_CORES 0x000000ff 318 #define AMDID_COREID_SIZE 0x0000f000 319 #define AMDID_COREID_SIZE_SHIFT 12 320 321 /* 322 * CPUID instruction 7 Structured Extended Features, leaf 0 ebx info 323 */ 324 #define CPUID_STDEXT_FSGSBASE 0x00000001 325 #define CPUID_STDEXT_TSC_ADJUST 0x00000002 326 #define CPUID_STDEXT_BMI1 0x00000008 327 #define CPUID_STDEXT_HLE 0x00000010 328 #define CPUID_STDEXT_AVX2 0x00000020 329 #define CPUID_STDEXT_SMEP 0x00000080 330 #define CPUID_STDEXT_BMI2 0x00000100 331 #define CPUID_STDEXT_ERMS 0x00000200 332 #define CPUID_STDEXT_INVPCID 0x00000400 333 #define CPUID_STDEXT_RTM 0x00000800 334 #define CPUID_STDEXT_MPX 0x00004000 335 #define CPUID_STDEXT_AVX512F 0x00010000 336 #define CPUID_STDEXT_RDSEED 0x00040000 337 #define CPUID_STDEXT_ADX 0x00080000 338 #define CPUID_STDEXT_SMAP 0x00100000 339 #define CPUID_STDEXT_CLFLUSHOPT 0x00800000 340 #define CPUID_STDEXT_PROCTRACE 0x02000000 341 #define CPUID_STDEXT_AVX512PF 0x04000000 342 #define CPUID_STDEXT_AVX512ER 0x08000000 343 #define CPUID_STDEXT_AVX512CD 0x10000000 344 #define CPUID_STDEXT_SHA 0x20000000 345 346 /* 347 * CPUID manufacturers identifiers 348 */ 349 #define AMD_VENDOR_ID "AuthenticAMD" 350 #define CENTAUR_VENDOR_ID "CentaurHauls" 351 #define CYRIX_VENDOR_ID "CyrixInstead" 352 #define INTEL_VENDOR_ID "GenuineIntel" 353 #define NEXGEN_VENDOR_ID "NexGenDriven" 354 #define NSC_VENDOR_ID "Geode by NSC" 355 #define RISE_VENDOR_ID "RiseRiseRise" 356 #define SIS_VENDOR_ID "SiS SiS SiS " 357 #define TRANSMETA_VENDOR_ID "GenuineTMx86" 358 #define UMC_VENDOR_ID "UMC UMC UMC " 359 360 /* 361 * Model-specific registers for the i386 family 362 */ 363 #define MSR_P5_MC_ADDR 0x000 364 #define MSR_P5_MC_TYPE 0x001 365 #define MSR_TSC 0x010 366 #define MSR_P5_CESR 0x011 367 #define MSR_P5_CTR0 0x012 368 #define MSR_P5_CTR1 0x013 369 #define MSR_IA32_PLATFORM_ID 0x017 370 #define MSR_APICBASE 0x01b 371 #define MSR_EBL_CR_POWERON 0x02a 372 #define MSR_TEST_CTL 0x033 373 #define MSR_IA32_FEATURE_CONTROL 0x03a 374 #define MSR_BIOS_UPDT_TRIG 0x079 375 #define MSR_BBL_CR_D0 0x088 376 #define MSR_BBL_CR_D1 0x089 377 #define MSR_BBL_CR_D2 0x08a 378 #define MSR_BIOS_SIGN 0x08b 379 #define MSR_PERFCTR0 0x0c1 380 #define MSR_PERFCTR1 0x0c2 381 #define MSR_MPERF 0x0e7 382 #define MSR_APERF 0x0e8 383 #define MSR_IA32_EXT_CONFIG 0x0ee /* Undocumented. Core Solo/Duo only */ 384 #define MSR_MTRRcap 0x0fe 385 #define MSR_BBL_CR_ADDR 0x116 386 #define MSR_BBL_CR_DECC 0x118 387 #define MSR_BBL_CR_CTL 0x119 388 #define MSR_BBL_CR_TRIG 0x11a 389 #define MSR_BBL_CR_BUSY 0x11b 390 #define MSR_BBL_CR_CTL3 0x11e 391 #define MSR_SYSENTER_CS_MSR 0x174 392 #define MSR_SYSENTER_ESP_MSR 0x175 393 #define MSR_SYSENTER_EIP_MSR 0x176 394 #define MSR_MCG_CAP 0x179 395 #define MSR_MCG_STATUS 0x17a 396 #define MSR_MCG_CTL 0x17b 397 #define MSR_EVNTSEL0 0x186 398 #define MSR_EVNTSEL1 0x187 399 #define MSR_THERM_CONTROL 0x19a 400 #define MSR_THERM_INTERRUPT 0x19b 401 #define MSR_THERM_STATUS 0x19c 402 #define MSR_IA32_MISC_ENABLE 0x1a0 403 #define MSR_IA32_TEMPERATURE_TARGET 0x1a2 404 #define MSR_DEBUGCTLMSR 0x1d9 405 #define MSR_LASTBRANCHFROMIP 0x1db 406 #define MSR_LASTBRANCHTOIP 0x1dc 407 #define MSR_LASTINTFROMIP 0x1dd 408 #define MSR_LASTINTTOIP 0x1de 409 #define MSR_ROB_CR_BKUPTMPDR6 0x1e0 410 #define MSR_MTRRVarBase 0x200 411 #define MSR_MTRR64kBase 0x250 412 #define MSR_MTRR16kBase 0x258 413 #define MSR_MTRR4kBase 0x268 414 #define MSR_PAT 0x277 415 #define MSR_MC0_CTL2 0x280 416 #define MSR_MTRRdefType 0x2ff 417 #define MSR_MC0_CTL 0x400 418 #define MSR_MC0_STATUS 0x401 419 #define MSR_MC0_ADDR 0x402 420 #define MSR_MC0_MISC 0x403 421 #define MSR_MC1_CTL 0x404 422 #define MSR_MC1_STATUS 0x405 423 #define MSR_MC1_ADDR 0x406 424 #define MSR_MC1_MISC 0x407 425 #define MSR_MC2_CTL 0x408 426 #define MSR_MC2_STATUS 0x409 427 #define MSR_MC2_ADDR 0x40a 428 #define MSR_MC2_MISC 0x40b 429 #define MSR_MC3_CTL 0x40c 430 #define MSR_MC3_STATUS 0x40d 431 #define MSR_MC3_ADDR 0x40e 432 #define MSR_MC3_MISC 0x40f 433 #define MSR_MC4_CTL 0x410 434 #define MSR_MC4_STATUS 0x411 435 #define MSR_MC4_ADDR 0x412 436 #define MSR_MC4_MISC 0x413 437 438 /* 439 * VMX MSRs 440 */ 441 #define MSR_VMX_BASIC 0x480 442 #define MSR_VMX_PINBASED_CTLS 0x481 443 #define MSR_VMX_PROCBASED_CTLS 0x482 444 #define MSR_VMX_EXIT_CTLS 0x483 445 #define MSR_VMX_ENTRY_CTLS 0x484 446 #define MSR_VMX_CR0_FIXED0 0x486 447 #define MSR_VMX_CR0_FIXED1 0x487 448 #define MSR_VMX_CR4_FIXED0 0x488 449 #define MSR_VMX_CR4_FIXED1 0x489 450 #define MSR_VMX_PROCBASED_CTLS2 0x48b 451 #define MSR_VMX_EPT_VPID_CAP 0x48c 452 #define MSR_VMX_TRUE_PINBASED_CTLS 0x48d 453 #define MSR_VMX_TRUE_PROCBASED_CTLS 0x48e 454 #define MSR_VMX_TRUE_EXIT_CTLS 0x48f 455 #define MSR_VMX_TRUE_ENTRY_CTLS 0x490 456 457 /* 458 * X2APIC MSRs 459 */ 460 #define MSR_APIC_ID 0x802 461 #define MSR_APIC_VERSION 0x803 462 #define MSR_APIC_TPR 0x808 463 #define MSR_APIC_EOI 0x80b 464 #define MSR_APIC_LDR 0x80d 465 #define MSR_APIC_SVR 0x80f 466 #define MSR_APIC_ISR0 0x810 467 #define MSR_APIC_ISR1 0x811 468 #define MSR_APIC_ISR2 0x812 469 #define MSR_APIC_ISR3 0x813 470 #define MSR_APIC_ISR4 0x814 471 #define MSR_APIC_ISR5 0x815 472 #define MSR_APIC_ISR6 0x816 473 #define MSR_APIC_ISR7 0x817 474 #define MSR_APIC_TMR0 0x818 475 #define MSR_APIC_IRR0 0x820 476 #define MSR_APIC_ESR 0x828 477 #define MSR_APIC_LVT_CMCI 0x82F 478 #define MSR_APIC_ICR 0x830 479 #define MSR_APIC_LVT_TIMER 0x832 480 #define MSR_APIC_LVT_THERMAL 0x833 481 #define MSR_APIC_LVT_PCINT 0x834 482 #define MSR_APIC_LVT_LINT0 0x835 483 #define MSR_APIC_LVT_LINT1 0x836 484 #define MSR_APIC_LVT_ERROR 0x837 485 #define MSR_APIC_ICR_TIMER 0x838 486 #define MSR_APIC_CCR_TIMER 0x839 487 #define MSR_APIC_DCR_TIMER 0x83e 488 #define MSR_APIC_SELF_IPI 0x83f 489 490 /* 491 * Constants related to MSR's. 492 */ 493 #define APICBASE_RESERVED 0x000002ff 494 #define APICBASE_BSP 0x00000100 495 #define APICBASE_X2APIC 0x00000400 496 #define APICBASE_ENABLED 0x00000800 497 #define APICBASE_ADDRESS 0xfffff000 498 499 /* MSR_IA32_FEATURE_CONTROL related */ 500 #define IA32_FEATURE_CONTROL_LOCK 0x01 /* lock bit */ 501 #define IA32_FEATURE_CONTROL_SMX_EN 0x02 /* enable VMX inside SMX */ 502 #define IA32_FEATURE_CONTROL_VMX_EN 0x04 /* enable VMX outside SMX */ 503 504 /* 505 * PAT modes. 506 */ 507 #define PAT_UNCACHEABLE 0x00 508 #define PAT_WRITE_COMBINING 0x01 509 #define PAT_WRITE_THROUGH 0x04 510 #define PAT_WRITE_PROTECTED 0x05 511 #define PAT_WRITE_BACK 0x06 512 #define PAT_UNCACHED 0x07 513 #define PAT_VALUE(i, m) ((long long)(m) << (8 * (i))) 514 #define PAT_MASK(i) PAT_VALUE(i, 0xff) 515 516 /* 517 * Constants related to MTRRs 518 */ 519 #define MTRR_UNCACHEABLE 0x00 520 #define MTRR_WRITE_COMBINING 0x01 521 #define MTRR_WRITE_THROUGH 0x04 522 #define MTRR_WRITE_PROTECTED 0x05 523 #define MTRR_WRITE_BACK 0x06 524 #define MTRR_N64K 8 /* numbers of fixed-size entries */ 525 #define MTRR_N16K 16 526 #define MTRR_N4K 64 527 #define MTRR_CAP_WC 0x0000000000000400 528 #define MTRR_CAP_FIXED 0x0000000000000100 529 #define MTRR_CAP_VCNT 0x00000000000000ff 530 #define MTRR_DEF_ENABLE 0x0000000000000800 531 #define MTRR_DEF_FIXED_ENABLE 0x0000000000000400 532 #define MTRR_DEF_TYPE 0x00000000000000ff 533 #define MTRR_PHYSBASE_PHYSBASE 0x000ffffffffff000 534 #define MTRR_PHYSBASE_TYPE 0x00000000000000ff 535 #define MTRR_PHYSMASK_PHYSMASK 0x000ffffffffff000 536 #define MTRR_PHYSMASK_VALID 0x0000000000000800 537 538 /* 539 * Cyrix configuration registers, accessible as IO ports. 540 */ 541 #define CCR0 0xc0 /* Configuration control register 0 */ 542 #define CCR0_NC0 0x01 /* First 64K of each 1M memory region is 543 non-cacheable */ 544 #define CCR0_NC1 0x02 /* 640K-1M region is non-cacheable */ 545 #define CCR0_A20M 0x04 /* Enables A20M# input pin */ 546 #define CCR0_KEN 0x08 /* Enables KEN# input pin */ 547 #define CCR0_FLUSH 0x10 /* Enables FLUSH# input pin */ 548 #define CCR0_BARB 0x20 /* Flushes internal cache when entering hold 549 state */ 550 #define CCR0_CO 0x40 /* Cache org: 1=direct mapped, 0=2x set 551 assoc */ 552 #define CCR0_SUSPEND 0x80 /* Enables SUSP# and SUSPA# pins */ 553 554 #define CCR1 0xc1 /* Configuration control register 1 */ 555 #define CCR1_RPL 0x01 /* Enables RPLSET and RPLVAL# pins */ 556 #define CCR1_SMI 0x02 /* Enables SMM pins */ 557 #define CCR1_SMAC 0x04 /* System management memory access */ 558 #define CCR1_MMAC 0x08 /* Main memory access */ 559 #define CCR1_NO_LOCK 0x10 /* Negate LOCK# */ 560 #define CCR1_SM3 0x80 /* SMM address space address region 3 */ 561 562 #define CCR2 0xc2 563 #define CCR2_WB 0x02 /* Enables WB cache interface pins */ 564 #define CCR2_SADS 0x02 /* Slow ADS */ 565 #define CCR2_LOCK_NW 0x04 /* LOCK NW Bit */ 566 #define CCR2_SUSP_HLT 0x08 /* Suspend on HALT */ 567 #define CCR2_WT1 0x10 /* WT region 1 */ 568 #define CCR2_WPR1 0x10 /* Write-protect region 1 */ 569 #define CCR2_BARB 0x20 /* Flushes write-back cache when entering 570 hold state. */ 571 #define CCR2_BWRT 0x40 /* Enables burst write cycles */ 572 #define CCR2_USE_SUSP 0x80 /* Enables suspend pins */ 573 574 #define CCR3 0xc3 575 #define CCR3_SMILOCK 0x01 /* SMM register lock */ 576 #define CCR3_NMI 0x02 /* Enables NMI during SMM */ 577 #define CCR3_LINBRST 0x04 /* Linear address burst cycles */ 578 #define CCR3_SMMMODE 0x08 /* SMM Mode */ 579 #define CCR3_MAPEN0 0x10 /* Enables Map0 */ 580 #define CCR3_MAPEN1 0x20 /* Enables Map1 */ 581 #define CCR3_MAPEN2 0x40 /* Enables Map2 */ 582 #define CCR3_MAPEN3 0x80 /* Enables Map3 */ 583 584 #define CCR4 0xe8 585 #define CCR4_IOMASK 0x07 586 #define CCR4_MEM 0x08 /* Enables momory bypassing */ 587 #define CCR4_DTE 0x10 /* Enables directory table entry cache */ 588 #define CCR4_FASTFPE 0x20 /* Fast FPU exception */ 589 #define CCR4_CPUID 0x80 /* Enables CPUID instruction */ 590 591 #define CCR5 0xe9 592 #define CCR5_WT_ALLOC 0x01 /* Write-through allocate */ 593 #define CCR5_SLOP 0x02 /* LOOP instruction slowed down */ 594 #define CCR5_LBR1 0x10 /* Local bus region 1 */ 595 #define CCR5_ARREN 0x20 /* Enables ARR region */ 596 597 #define CCR6 0xea 598 599 #define CCR7 0xeb 600 601 /* Performance Control Register (5x86 only). */ 602 #define PCR0 0x20 603 #define PCR0_RSTK 0x01 /* Enables return stack */ 604 #define PCR0_BTB 0x02 /* Enables branch target buffer */ 605 #define PCR0_LOOP 0x04 /* Enables loop */ 606 #define PCR0_AIS 0x08 /* Enables all instrcutions stalled to 607 serialize pipe. */ 608 #define PCR0_MLR 0x10 /* Enables reordering of misaligned loads */ 609 #define PCR0_BTBRT 0x40 /* Enables BTB test register. */ 610 #define PCR0_LSSER 0x80 /* Disable reorder */ 611 612 /* Device Identification Registers */ 613 #define DIR0 0xfe 614 #define DIR1 0xff 615 616 /* 617 * Machine Check register constants. 618 */ 619 #define MCG_CAP_COUNT 0x000000ff 620 #define MCG_CAP_CTL_P 0x00000100 621 #define MCG_CAP_EXT_P 0x00000200 622 #define MCG_CAP_CMCI_P 0x00000400 623 #define MCG_CAP_TES_P 0x00000800 624 #define MCG_CAP_EXT_CNT 0x00ff0000 625 #define MCG_CAP_SER_P 0x01000000 626 #define MCG_STATUS_RIPV 0x00000001 627 #define MCG_STATUS_EIPV 0x00000002 628 #define MCG_STATUS_MCIP 0x00000004 629 #define MCG_CTL_ENABLE 0xffffffffffffffff 630 #define MCG_CTL_DISABLE 0x0000000000000000 631 #define MSR_MC_CTL(x) (MSR_MC0_CTL + (x) * 4) 632 #define MSR_MC_STATUS(x) (MSR_MC0_STATUS + (x) * 4) 633 #define MSR_MC_ADDR(x) (MSR_MC0_ADDR + (x) * 4) 634 #define MSR_MC_MISC(x) (MSR_MC0_MISC + (x) * 4) 635 #define MSR_MC_CTL2(x) (MSR_MC0_CTL2 + (x)) /* If MCG_CAP_CMCI_P */ 636 #define MC_STATUS_MCA_ERROR 0x000000000000ffff 637 #define MC_STATUS_MODEL_ERROR 0x00000000ffff0000 638 #define MC_STATUS_OTHER_INFO 0x01ffffff00000000 639 #define MC_STATUS_COR_COUNT 0x001fffc000000000 /* If MCG_CAP_CMCI_P */ 640 #define MC_STATUS_TES_STATUS 0x0060000000000000 /* If MCG_CAP_TES_P */ 641 #define MC_STATUS_AR 0x0080000000000000 /* If MCG_CAP_TES_P */ 642 #define MC_STATUS_S 0x0100000000000000 /* If MCG_CAP_TES_P */ 643 #define MC_STATUS_PCC 0x0200000000000000 644 #define MC_STATUS_ADDRV 0x0400000000000000 645 #define MC_STATUS_MISCV 0x0800000000000000 646 #define MC_STATUS_EN 0x1000000000000000 647 #define MC_STATUS_UC 0x2000000000000000 648 #define MC_STATUS_OVER 0x4000000000000000 649 #define MC_STATUS_VAL 0x8000000000000000 650 #define MC_MISC_RA_LSB 0x000000000000003f /* If MCG_CAP_SER_P */ 651 #define MC_MISC_ADDRESS_MODE 0x00000000000001c0 /* If MCG_CAP_SER_P */ 652 #define MC_CTL2_THRESHOLD 0x0000000000007fff 653 #define MC_CTL2_CMCI_EN 0x0000000040000000 654 655 /* 656 * The following four 3-byte registers control the non-cacheable regions. 657 * These registers must be written as three separate bytes. 658 * 659 * NCRx+0: A31-A24 of starting address 660 * NCRx+1: A23-A16 of starting address 661 * NCRx+2: A15-A12 of starting address | NCR_SIZE_xx. 662 * 663 * The non-cacheable region's starting address must be aligned to the 664 * size indicated by the NCR_SIZE_xx field. 665 */ 666 #define NCR1 0xc4 667 #define NCR2 0xc7 668 #define NCR3 0xca 669 #define NCR4 0xcd 670 671 #define NCR_SIZE_0K 0 672 #define NCR_SIZE_4K 1 673 #define NCR_SIZE_8K 2 674 #define NCR_SIZE_16K 3 675 #define NCR_SIZE_32K 4 676 #define NCR_SIZE_64K 5 677 #define NCR_SIZE_128K 6 678 #define NCR_SIZE_256K 7 679 #define NCR_SIZE_512K 8 680 #define NCR_SIZE_1M 9 681 #define NCR_SIZE_2M 10 682 #define NCR_SIZE_4M 11 683 #define NCR_SIZE_8M 12 684 #define NCR_SIZE_16M 13 685 #define NCR_SIZE_32M 14 686 #define NCR_SIZE_4G 15 687 688 /* 689 * The address region registers are used to specify the location and 690 * size for the eight address regions. 691 * 692 * ARRx + 0: A31-A24 of start address 693 * ARRx + 1: A23-A16 of start address 694 * ARRx + 2: A15-A12 of start address | ARR_SIZE_xx 695 */ 696 #define ARR0 0xc4 697 #define ARR1 0xc7 698 #define ARR2 0xca 699 #define ARR3 0xcd 700 #define ARR4 0xd0 701 #define ARR5 0xd3 702 #define ARR6 0xd6 703 #define ARR7 0xd9 704 705 #define ARR_SIZE_0K 0 706 #define ARR_SIZE_4K 1 707 #define ARR_SIZE_8K 2 708 #define ARR_SIZE_16K 3 709 #define ARR_SIZE_32K 4 710 #define ARR_SIZE_64K 5 711 #define ARR_SIZE_128K 6 712 #define ARR_SIZE_256K 7 713 #define ARR_SIZE_512K 8 714 #define ARR_SIZE_1M 9 715 #define ARR_SIZE_2M 10 716 #define ARR_SIZE_4M 11 717 #define ARR_SIZE_8M 12 718 #define ARR_SIZE_16M 13 719 #define ARR_SIZE_32M 14 720 #define ARR_SIZE_4G 15 721 722 /* 723 * The region control registers specify the attributes associated with 724 * the ARRx addres regions. 725 */ 726 #define RCR0 0xdc 727 #define RCR1 0xdd 728 #define RCR2 0xde 729 #define RCR3 0xdf 730 #define RCR4 0xe0 731 #define RCR5 0xe1 732 #define RCR6 0xe2 733 #define RCR7 0xe3 734 735 #define RCR_RCD 0x01 /* Disables caching for ARRx (x = 0-6). */ 736 #define RCR_RCE 0x01 /* Enables caching for ARR7. */ 737 #define RCR_WWO 0x02 /* Weak write ordering. */ 738 #define RCR_WL 0x04 /* Weak locking. */ 739 #define RCR_WG 0x08 /* Write gathering. */ 740 #define RCR_WT 0x10 /* Write-through. */ 741 #define RCR_NLB 0x20 /* LBA# pin is not asserted. */ 742 743 /* AMD Write Allocate Top-Of-Memory and Control Register */ 744 #define AMD_WT_ALLOC_TME 0x40000 /* top-of-memory enable */ 745 #define AMD_WT_ALLOC_PRE 0x20000 /* programmable range enable */ 746 #define AMD_WT_ALLOC_FRE 0x10000 /* fixed (A0000-FFFFF) range enable */ 747 748 /* AMD64 MSR's */ 749 #define MSR_EFER 0xc0000080 /* extended features */ 750 #define MSR_STAR 0xc0000081 /* legacy mode SYSCALL target/cs/ss */ 751 #define MSR_LSTAR 0xc0000082 /* long mode SYSCALL target rip */ 752 #define MSR_CSTAR 0xc0000083 /* compat mode SYSCALL target rip */ 753 #define MSR_SF_MASK 0xc0000084 /* syscall flags mask */ 754 #define MSR_FSBASE 0xc0000100 /* base address of the %fs "segment" */ 755 #define MSR_GSBASE 0xc0000101 /* base address of the %gs "segment" */ 756 #define MSR_KGSBASE 0xc0000102 /* base address of the kernel %gs */ 757 #define MSR_PERFEVSEL0 0xc0010000 758 #define MSR_PERFEVSEL1 0xc0010001 759 #define MSR_PERFEVSEL2 0xc0010002 760 #define MSR_PERFEVSEL3 0xc0010003 761 #undef MSR_PERFCTR0 762 #undef MSR_PERFCTR1 763 #define MSR_PERFCTR0 0xc0010004 764 #define MSR_PERFCTR1 0xc0010005 765 #define MSR_PERFCTR2 0xc0010006 766 #define MSR_PERFCTR3 0xc0010007 767 #define MSR_SYSCFG 0xc0010010 768 #define MSR_HWCR 0xc0010015 769 #define MSR_IORRBASE0 0xc0010016 770 #define MSR_IORRMASK0 0xc0010017 771 #define MSR_IORRBASE1 0xc0010018 772 #define MSR_IORRMASK1 0xc0010019 773 #define MSR_TOP_MEM 0xc001001a /* boundary for ram below 4G */ 774 #define MSR_TOP_MEM2 0xc001001d /* boundary for ram above 4G */ 775 #define MSR_K8_UCODE_UPDATE 0xc0010020 /* update microcode */ 776 #define MSR_MC0_CTL_MASK 0xc0010044 777 778 /* VIA ACE crypto featureset: for via_feature_rng */ 779 #define VIA_HAS_RNG 1 /* cpu has RNG */ 780 781 /* VIA ACE crypto featureset: for via_feature_xcrypt */ 782 #define VIA_HAS_AES 1 /* cpu has AES */ 783 #define VIA_HAS_SHA 2 /* cpu has SHA1 & SHA256 */ 784 #define VIA_HAS_MM 4 /* cpu has RSA instructions */ 785 #define VIA_HAS_AESCTR 8 /* cpu has AES-CTR instructions */ 786 787 /* Centaur Extended Feature flags */ 788 #define VIA_CPUID_HAS_RNG 0x000004 789 #define VIA_CPUID_DO_RNG 0x000008 790 #define VIA_CPUID_HAS_ACE 0x000040 791 #define VIA_CPUID_DO_ACE 0x000080 792 #define VIA_CPUID_HAS_ACE2 0x000100 793 #define VIA_CPUID_DO_ACE2 0x000200 794 #define VIA_CPUID_HAS_PHE 0x000400 795 #define VIA_CPUID_DO_PHE 0x000800 796 #define VIA_CPUID_HAS_PMM 0x001000 797 #define VIA_CPUID_DO_PMM 0x002000 798 799 /* VIA ACE xcrypt-* instruction context control options */ 800 #define VIA_CRYPT_CWLO_ROUND_M 0x0000000f 801 #define VIA_CRYPT_CWLO_ALG_M 0x00000070 802 #define VIA_CRYPT_CWLO_ALG_AES 0x00000000 803 #define VIA_CRYPT_CWLO_KEYGEN_M 0x00000080 804 #define VIA_CRYPT_CWLO_KEYGEN_HW 0x00000000 805 #define VIA_CRYPT_CWLO_KEYGEN_SW 0x00000080 806 #define VIA_CRYPT_CWLO_NORMAL 0x00000000 807 #define VIA_CRYPT_CWLO_INTERMEDIATE 0x00000100 808 #define VIA_CRYPT_CWLO_ENCRYPT 0x00000000 809 #define VIA_CRYPT_CWLO_DECRYPT 0x00000200 810 #define VIA_CRYPT_CWLO_KEY128 0x0000000a /* 128bit, 10 rds */ 811 #define VIA_CRYPT_CWLO_KEY192 0x0000040c /* 192bit, 12 rds */ 812 #define VIA_CRYPT_CWLO_KEY256 0x0000080e /* 256bit, 15 rds */ 813 814 #endif /* !_MACHINE_SPECIALREG_H_ */
Cache object: 8cb0452c27d518ba116602b9293effa5
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