specialreg.h revision 234059
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: head/sys/x86/include/specialreg.h 234059 2012-04-09 15:20:16Z jhb $ 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_RDRAND 0x40000000 157#define CPUID2_HV 0x80000000 158 159/* 160 * Important bits in the Thermal and Power Management flags 161 * CPUID.6 EAX and ECX. 162 */ 163#define CPUTPM1_SENSOR 0x00000001 164#define CPUTPM1_TURBO 0x00000002 165#define CPUTPM1_ARAT 0x00000004 166#define CPUTPM2_EFFREQ 0x00000001 167 168/* 169 * Important bits in the AMD extended cpuid flags 170 */ 171#define AMDID_SYSCALL 0x00000800 172#define AMDID_MP 0x00080000 173#define AMDID_NX 0x00100000 174#define AMDID_EXT_MMX 0x00400000 175#define AMDID_FFXSR 0x01000000 176#define AMDID_PAGE1GB 0x04000000 177#define AMDID_RDTSCP 0x08000000 178#define AMDID_LM 0x20000000 179#define AMDID_EXT_3DNOW 0x40000000 180#define AMDID_3DNOW 0x80000000 181 182#define AMDID2_LAHF 0x00000001 183#define AMDID2_CMP 0x00000002 184#define AMDID2_SVM 0x00000004 185#define AMDID2_EXT_APIC 0x00000008 186#define AMDID2_CR8 0x00000010 187#define AMDID2_ABM 0x00000020 188#define AMDID2_SSE4A 0x00000040 189#define AMDID2_MAS 0x00000080 190#define AMDID2_PREFETCH 0x00000100 191#define AMDID2_OSVW 0x00000200 192#define AMDID2_IBS 0x00000400 193#define AMDID2_XOP 0x00000800 194#define AMDID2_SKINIT 0x00001000 195#define AMDID2_WDT 0x00002000 196#define AMDID2_LWP 0x00008000 197#define AMDID2_FMA4 0x00010000 198#define AMDID2_NODE_ID 0x00080000 199#define AMDID2_TBM 0x00200000 200#define AMDID2_TOPOLOGY 0x00400000 201 202/* 203 * CPUID instruction 1 eax info 204 */ 205#define CPUID_STEPPING 0x0000000f 206#define CPUID_MODEL 0x000000f0 207#define CPUID_FAMILY 0x00000f00 208#define CPUID_EXT_MODEL 0x000f0000 209#define CPUID_EXT_FAMILY 0x0ff00000 210#ifdef __i386__ 211#define CPUID_TO_MODEL(id) \ 212 ((((id) & CPUID_MODEL) >> 4) | \ 213 ((((id) & CPUID_FAMILY) >= 0x600) ? \ 214 (((id) & CPUID_EXT_MODEL) >> 12) : 0)) 215#define CPUID_TO_FAMILY(id) \ 216 ((((id) & CPUID_FAMILY) >> 8) + \ 217 ((((id) & CPUID_FAMILY) == 0xf00) ? \ 218 (((id) & CPUID_EXT_FAMILY) >> 20) : 0)) 219#else 220#define CPUID_TO_MODEL(id) \ 221 ((((id) & CPUID_MODEL) >> 4) | \ 222 (((id) & CPUID_EXT_MODEL) >> 12)) 223#define CPUID_TO_FAMILY(id) \ 224 ((((id) & CPUID_FAMILY) >> 8) + \ 225 (((id) & CPUID_EXT_FAMILY) >> 20)) 226#endif 227 228/* 229 * CPUID instruction 1 ebx info 230 */ 231#define CPUID_BRAND_INDEX 0x000000ff 232#define CPUID_CLFUSH_SIZE 0x0000ff00 233#define CPUID_HTT_CORES 0x00ff0000 234#define CPUID_LOCAL_APIC_ID 0xff000000 235 236/* 237 * CPUID instruction 6 ecx info 238 */ 239#define CPUID_PERF_STAT 0x00000001 240#define CPUID_PERF_BIAS 0x00000008 241 242/* 243 * CPUID instruction 0xb ebx info. 244 */ 245#define CPUID_TYPE_INVAL 0 246#define CPUID_TYPE_SMT 1 247#define CPUID_TYPE_CORE 2 248 249/* 250 * AMD extended function 8000_0007h edx info 251 */ 252#define AMDPM_TS 0x00000001 253#define AMDPM_FID 0x00000002 254#define AMDPM_VID 0x00000004 255#define AMDPM_TTP 0x00000008 256#define AMDPM_TM 0x00000010 257#define AMDPM_STC 0x00000020 258#define AMDPM_100MHZ_STEPS 0x00000040 259#define AMDPM_HW_PSTATE 0x00000080 260#define AMDPM_TSC_INVARIANT 0x00000100 261#define AMDPM_CPB 0x00000200 262 263/* 264 * AMD extended function 8000_0008h ecx info 265 */ 266#define AMDID_CMP_CORES 0x000000ff 267#define AMDID_COREID_SIZE 0x0000f000 268#define AMDID_COREID_SIZE_SHIFT 12 269 270/* 271 * CPUID manufacturers identifiers 272 */ 273#define AMD_VENDOR_ID "AuthenticAMD" 274#define CENTAUR_VENDOR_ID "CentaurHauls" 275#define CYRIX_VENDOR_ID "CyrixInstead" 276#define INTEL_VENDOR_ID "GenuineIntel" 277#define NEXGEN_VENDOR_ID "NexGenDriven" 278#define NSC_VENDOR_ID "Geode by NSC" 279#define RISE_VENDOR_ID "RiseRiseRise" 280#define SIS_VENDOR_ID "SiS SiS SiS " 281#define TRANSMETA_VENDOR_ID "GenuineTMx86" 282#define UMC_VENDOR_ID "UMC UMC UMC " 283 284/* 285 * Model-specific registers for the i386 family 286 */ 287#define MSR_P5_MC_ADDR 0x000 288#define MSR_P5_MC_TYPE 0x001 289#define MSR_TSC 0x010 290#define MSR_P5_CESR 0x011 291#define MSR_P5_CTR0 0x012 292#define MSR_P5_CTR1 0x013 293#define MSR_IA32_PLATFORM_ID 0x017 294#define MSR_APICBASE 0x01b 295#define MSR_EBL_CR_POWERON 0x02a 296#define MSR_TEST_CTL 0x033 297#define MSR_BIOS_UPDT_TRIG 0x079 298#define MSR_BBL_CR_D0 0x088 299#define MSR_BBL_CR_D1 0x089 300#define MSR_BBL_CR_D2 0x08a 301#define MSR_BIOS_SIGN 0x08b 302#define MSR_PERFCTR0 0x0c1 303#define MSR_PERFCTR1 0x0c2 304#define MSR_MPERF 0x0e7 305#define MSR_APERF 0x0e8 306#define MSR_IA32_EXT_CONFIG 0x0ee /* Undocumented. Core Solo/Duo only */ 307#define MSR_MTRRcap 0x0fe 308#define MSR_BBL_CR_ADDR 0x116 309#define MSR_BBL_CR_DECC 0x118 310#define MSR_BBL_CR_CTL 0x119 311#define MSR_BBL_CR_TRIG 0x11a 312#define MSR_BBL_CR_BUSY 0x11b 313#define MSR_BBL_CR_CTL3 0x11e 314#define MSR_SYSENTER_CS_MSR 0x174 315#define MSR_SYSENTER_ESP_MSR 0x175 316#define MSR_SYSENTER_EIP_MSR 0x176 317#define MSR_MCG_CAP 0x179 318#define MSR_MCG_STATUS 0x17a 319#define MSR_MCG_CTL 0x17b 320#define MSR_EVNTSEL0 0x186 321#define MSR_EVNTSEL1 0x187 322#define MSR_THERM_CONTROL 0x19a 323#define MSR_THERM_INTERRUPT 0x19b 324#define MSR_THERM_STATUS 0x19c 325#define MSR_IA32_MISC_ENABLE 0x1a0 326#define MSR_IA32_TEMPERATURE_TARGET 0x1a2 327#define MSR_DEBUGCTLMSR 0x1d9 328#define MSR_LASTBRANCHFROMIP 0x1db 329#define MSR_LASTBRANCHTOIP 0x1dc 330#define MSR_LASTINTFROMIP 0x1dd 331#define MSR_LASTINTTOIP 0x1de 332#define MSR_ROB_CR_BKUPTMPDR6 0x1e0 333#define MSR_MTRRVarBase 0x200 334#define MSR_MTRR64kBase 0x250 335#define MSR_MTRR16kBase 0x258 336#define MSR_MTRR4kBase 0x268 337#define MSR_PAT 0x277 338#define MSR_MC0_CTL2 0x280 339#define MSR_MTRRdefType 0x2ff 340#define MSR_MC0_CTL 0x400 341#define MSR_MC0_STATUS 0x401 342#define MSR_MC0_ADDR 0x402 343#define MSR_MC0_MISC 0x403 344#define MSR_MC1_CTL 0x404 345#define MSR_MC1_STATUS 0x405 346#define MSR_MC1_ADDR 0x406 347#define MSR_MC1_MISC 0x407 348#define MSR_MC2_CTL 0x408 349#define MSR_MC2_STATUS 0x409 350#define MSR_MC2_ADDR 0x40a 351#define MSR_MC2_MISC 0x40b 352#define MSR_MC3_CTL 0x40c 353#define MSR_MC3_STATUS 0x40d 354#define MSR_MC3_ADDR 0x40e 355#define MSR_MC3_MISC 0x40f 356#define MSR_MC4_CTL 0x410 357#define MSR_MC4_STATUS 0x411 358#define MSR_MC4_ADDR 0x412 359#define MSR_MC4_MISC 0x413 360 361/* 362 * Constants related to MSR's. 363 */ 364#define APICBASE_RESERVED 0x000006ff 365#define APICBASE_BSP 0x00000100 366#define APICBASE_ENABLED 0x00000800 367#define APICBASE_ADDRESS 0xfffff000 368 369/* 370 * PAT modes. 371 */ 372#define PAT_UNCACHEABLE 0x00 373#define PAT_WRITE_COMBINING 0x01 374#define PAT_WRITE_THROUGH 0x04 375#define PAT_WRITE_PROTECTED 0x05 376#define PAT_WRITE_BACK 0x06 377#define PAT_UNCACHED 0x07 378#define PAT_VALUE(i, m) ((long long)(m) << (8 * (i))) 379#define PAT_MASK(i) PAT_VALUE(i, 0xff) 380 381/* 382 * Constants related to MTRRs 383 */ 384#define MTRR_UNCACHEABLE 0x00 385#define MTRR_WRITE_COMBINING 0x01 386#define MTRR_WRITE_THROUGH 0x04 387#define MTRR_WRITE_PROTECTED 0x05 388#define MTRR_WRITE_BACK 0x06 389#define MTRR_N64K 8 /* numbers of fixed-size entries */ 390#define MTRR_N16K 16 391#define MTRR_N4K 64 392#define MTRR_CAP_WC 0x0000000000000400 393#define MTRR_CAP_FIXED 0x0000000000000100 394#define MTRR_CAP_VCNT 0x00000000000000ff 395#define MTRR_DEF_ENABLE 0x0000000000000800 396#define MTRR_DEF_FIXED_ENABLE 0x0000000000000400 397#define MTRR_DEF_TYPE 0x00000000000000ff 398#define MTRR_PHYSBASE_PHYSBASE 0x000ffffffffff000 399#define MTRR_PHYSBASE_TYPE 0x00000000000000ff 400#define MTRR_PHYSMASK_PHYSMASK 0x000ffffffffff000 401#define MTRR_PHYSMASK_VALID 0x0000000000000800 402 403/* 404 * Cyrix configuration registers, accessible as IO ports. 405 */ 406#define CCR0 0xc0 /* Configuration control register 0 */ 407#define CCR0_NC0 0x01 /* First 64K of each 1M memory region is 408 non-cacheable */ 409#define CCR0_NC1 0x02 /* 640K-1M region is non-cacheable */ 410#define CCR0_A20M 0x04 /* Enables A20M# input pin */ 411#define CCR0_KEN 0x08 /* Enables KEN# input pin */ 412#define CCR0_FLUSH 0x10 /* Enables FLUSH# input pin */ 413#define CCR0_BARB 0x20 /* Flushes internal cache when entering hold 414 state */ 415#define CCR0_CO 0x40 /* Cache org: 1=direct mapped, 0=2x set 416 assoc */ 417#define CCR0_SUSPEND 0x80 /* Enables SUSP# and SUSPA# pins */ 418 419#define CCR1 0xc1 /* Configuration control register 1 */ 420#define CCR1_RPL 0x01 /* Enables RPLSET and RPLVAL# pins */ 421#define CCR1_SMI 0x02 /* Enables SMM pins */ 422#define CCR1_SMAC 0x04 /* System management memory access */ 423#define CCR1_MMAC 0x08 /* Main memory access */ 424#define CCR1_NO_LOCK 0x10 /* Negate LOCK# */ 425#define CCR1_SM3 0x80 /* SMM address space address region 3 */ 426 427#define CCR2 0xc2 428#define CCR2_WB 0x02 /* Enables WB cache interface pins */ 429#define CCR2_SADS 0x02 /* Slow ADS */ 430#define CCR2_LOCK_NW 0x04 /* LOCK NW Bit */ 431#define CCR2_SUSP_HLT 0x08 /* Suspend on HALT */ 432#define CCR2_WT1 0x10 /* WT region 1 */ 433#define CCR2_WPR1 0x10 /* Write-protect region 1 */ 434#define CCR2_BARB 0x20 /* Flushes write-back cache when entering 435 hold state. */ 436#define CCR2_BWRT 0x40 /* Enables burst write cycles */ 437#define CCR2_USE_SUSP 0x80 /* Enables suspend pins */ 438 439#define CCR3 0xc3 440#define CCR3_SMILOCK 0x01 /* SMM register lock */ 441#define CCR3_NMI 0x02 /* Enables NMI during SMM */ 442#define CCR3_LINBRST 0x04 /* Linear address burst cycles */ 443#define CCR3_SMMMODE 0x08 /* SMM Mode */ 444#define CCR3_MAPEN0 0x10 /* Enables Map0 */ 445#define CCR3_MAPEN1 0x20 /* Enables Map1 */ 446#define CCR3_MAPEN2 0x40 /* Enables Map2 */ 447#define CCR3_MAPEN3 0x80 /* Enables Map3 */ 448 449#define CCR4 0xe8 450#define CCR4_IOMASK 0x07 451#define CCR4_MEM 0x08 /* Enables momory bypassing */ 452#define CCR4_DTE 0x10 /* Enables directory table entry cache */ 453#define CCR4_FASTFPE 0x20 /* Fast FPU exception */ 454#define CCR4_CPUID 0x80 /* Enables CPUID instruction */ 455 456#define CCR5 0xe9 457#define CCR5_WT_ALLOC 0x01 /* Write-through allocate */ 458#define CCR5_SLOP 0x02 /* LOOP instruction slowed down */ 459#define CCR5_LBR1 0x10 /* Local bus region 1 */ 460#define CCR5_ARREN 0x20 /* Enables ARR region */ 461 462#define CCR6 0xea 463 464#define CCR7 0xeb 465 466/* Performance Control Register (5x86 only). */ 467#define PCR0 0x20 468#define PCR0_RSTK 0x01 /* Enables return stack */ 469#define PCR0_BTB 0x02 /* Enables branch target buffer */ 470#define PCR0_LOOP 0x04 /* Enables loop */ 471#define PCR0_AIS 0x08 /* Enables all instrcutions stalled to 472 serialize pipe. */ 473#define PCR0_MLR 0x10 /* Enables reordering of misaligned loads */ 474#define PCR0_BTBRT 0x40 /* Enables BTB test register. */ 475#define PCR0_LSSER 0x80 /* Disable reorder */ 476 477/* Device Identification Registers */ 478#define DIR0 0xfe 479#define DIR1 0xff 480 481/* 482 * Machine Check register constants. 483 */ 484#define MCG_CAP_COUNT 0x000000ff 485#define MCG_CAP_CTL_P 0x00000100 486#define MCG_CAP_EXT_P 0x00000200 487#define MCG_CAP_CMCI_P 0x00000400 488#define MCG_CAP_TES_P 0x00000800 489#define MCG_CAP_EXT_CNT 0x00ff0000 490#define MCG_CAP_SER_P 0x01000000 491#define MCG_STATUS_RIPV 0x00000001 492#define MCG_STATUS_EIPV 0x00000002 493#define MCG_STATUS_MCIP 0x00000004 494#define MCG_CTL_ENABLE 0xffffffffffffffff 495#define MCG_CTL_DISABLE 0x0000000000000000 496#define MSR_MC_CTL(x) (MSR_MC0_CTL + (x) * 4) 497#define MSR_MC_STATUS(x) (MSR_MC0_STATUS + (x) * 4) 498#define MSR_MC_ADDR(x) (MSR_MC0_ADDR + (x) * 4) 499#define MSR_MC_MISC(x) (MSR_MC0_MISC + (x) * 4) 500#define MSR_MC_CTL2(x) (MSR_MC0_CTL2 + (x)) /* If MCG_CAP_CMCI_P */ 501#define MC_STATUS_MCA_ERROR 0x000000000000ffff 502#define MC_STATUS_MODEL_ERROR 0x00000000ffff0000 503#define MC_STATUS_OTHER_INFO 0x01ffffff00000000 504#define MC_STATUS_COR_COUNT 0x001fffc000000000 /* If MCG_CAP_CMCI_P */ 505#define MC_STATUS_TES_STATUS 0x0060000000000000 /* If MCG_CAP_TES_P */ 506#define MC_STATUS_AR 0x0080000000000000 /* If MCG_CAP_TES_P */ 507#define MC_STATUS_S 0x0100000000000000 /* If MCG_CAP_TES_P */ 508#define MC_STATUS_PCC 0x0200000000000000 509#define MC_STATUS_ADDRV 0x0400000000000000 510#define MC_STATUS_MISCV 0x0800000000000000 511#define MC_STATUS_EN 0x1000000000000000 512#define MC_STATUS_UC 0x2000000000000000 513#define MC_STATUS_OVER 0x4000000000000000 514#define MC_STATUS_VAL 0x8000000000000000 515#define MC_MISC_RA_LSB 0x000000000000003f /* If MCG_CAP_SER_P */ 516#define MC_MISC_ADDRESS_MODE 0x00000000000001c0 /* If MCG_CAP_SER_P */ 517#define MC_CTL2_THRESHOLD 0x0000000000007fff 518#define MC_CTL2_CMCI_EN 0x0000000040000000 519 520/* 521 * The following four 3-byte registers control the non-cacheable regions. 522 * These registers must be written as three separate bytes. 523 * 524 * NCRx+0: A31-A24 of starting address 525 * NCRx+1: A23-A16 of starting address 526 * NCRx+2: A15-A12 of starting address | NCR_SIZE_xx. 527 * 528 * The non-cacheable region's starting address must be aligned to the 529 * size indicated by the NCR_SIZE_xx field. 530 */ 531#define NCR1 0xc4 532#define NCR2 0xc7 533#define NCR3 0xca 534#define NCR4 0xcd 535 536#define NCR_SIZE_0K 0 537#define NCR_SIZE_4K 1 538#define NCR_SIZE_8K 2 539#define NCR_SIZE_16K 3 540#define NCR_SIZE_32K 4 541#define NCR_SIZE_64K 5 542#define NCR_SIZE_128K 6 543#define NCR_SIZE_256K 7 544#define NCR_SIZE_512K 8 545#define NCR_SIZE_1M 9 546#define NCR_SIZE_2M 10 547#define NCR_SIZE_4M 11 548#define NCR_SIZE_8M 12 549#define NCR_SIZE_16M 13 550#define NCR_SIZE_32M 14 551#define NCR_SIZE_4G 15 552 553/* 554 * The address region registers are used to specify the location and 555 * size for the eight address regions. 556 * 557 * ARRx + 0: A31-A24 of start address 558 * ARRx + 1: A23-A16 of start address 559 * ARRx + 2: A15-A12 of start address | ARR_SIZE_xx 560 */ 561#define ARR0 0xc4 562#define ARR1 0xc7 563#define ARR2 0xca 564#define ARR3 0xcd 565#define ARR4 0xd0 566#define ARR5 0xd3 567#define ARR6 0xd6 568#define ARR7 0xd9 569 570#define ARR_SIZE_0K 0 571#define ARR_SIZE_4K 1 572#define ARR_SIZE_8K 2 573#define ARR_SIZE_16K 3 574#define ARR_SIZE_32K 4 575#define ARR_SIZE_64K 5 576#define ARR_SIZE_128K 6 577#define ARR_SIZE_256K 7 578#define ARR_SIZE_512K 8 579#define ARR_SIZE_1M 9 580#define ARR_SIZE_2M 10 581#define ARR_SIZE_4M 11 582#define ARR_SIZE_8M 12 583#define ARR_SIZE_16M 13 584#define ARR_SIZE_32M 14 585#define ARR_SIZE_4G 15 586 587/* 588 * The region control registers specify the attributes associated with 589 * the ARRx addres regions. 590 */ 591#define RCR0 0xdc 592#define RCR1 0xdd 593#define RCR2 0xde 594#define RCR3 0xdf 595#define RCR4 0xe0 596#define RCR5 0xe1 597#define RCR6 0xe2 598#define RCR7 0xe3 599 600#define RCR_RCD 0x01 /* Disables caching for ARRx (x = 0-6). */ 601#define RCR_RCE 0x01 /* Enables caching for ARR7. */ 602#define RCR_WWO 0x02 /* Weak write ordering. */ 603#define RCR_WL 0x04 /* Weak locking. */ 604#define RCR_WG 0x08 /* Write gathering. */ 605#define RCR_WT 0x10 /* Write-through. */ 606#define RCR_NLB 0x20 /* LBA# pin is not asserted. */ 607 608/* AMD Write Allocate Top-Of-Memory and Control Register */ 609#define AMD_WT_ALLOC_TME 0x40000 /* top-of-memory enable */ 610#define AMD_WT_ALLOC_PRE 0x20000 /* programmable range enable */ 611#define AMD_WT_ALLOC_FRE 0x10000 /* fixed (A0000-FFFFF) range enable */ 612 613/* AMD64 MSR's */ 614#define MSR_EFER 0xc0000080 /* extended features */ 615#define MSR_STAR 0xc0000081 /* legacy mode SYSCALL target/cs/ss */ 616#define MSR_LSTAR 0xc0000082 /* long mode SYSCALL target rip */ 617#define MSR_CSTAR 0xc0000083 /* compat mode SYSCALL target rip */ 618#define MSR_SF_MASK 0xc0000084 /* syscall flags mask */ 619#define MSR_FSBASE 0xc0000100 /* base address of the %fs "segment" */ 620#define MSR_GSBASE 0xc0000101 /* base address of the %gs "segment" */ 621#define MSR_KGSBASE 0xc0000102 /* base address of the kernel %gs */ 622#define MSR_PERFEVSEL0 0xc0010000 623#define MSR_PERFEVSEL1 0xc0010001 624#define MSR_PERFEVSEL2 0xc0010002 625#define MSR_PERFEVSEL3 0xc0010003 626#undef MSR_PERFCTR0 627#undef MSR_PERFCTR1 628#define MSR_PERFCTR0 0xc0010004 629#define MSR_PERFCTR1 0xc0010005 630#define MSR_PERFCTR2 0xc0010006 631#define MSR_PERFCTR3 0xc0010007 632#define MSR_SYSCFG 0xc0010010 633#define MSR_HWCR 0xc0010015 634#define MSR_IORRBASE0 0xc0010016 635#define MSR_IORRMASK0 0xc0010017 636#define MSR_IORRBASE1 0xc0010018 637#define MSR_IORRMASK1 0xc0010019 638#define MSR_TOP_MEM 0xc001001a /* boundary for ram below 4G */ 639#define MSR_TOP_MEM2 0xc001001d /* boundary for ram above 4G */ 640#define MSR_K8_UCODE_UPDATE 0xc0010020 /* update microcode */ 641#define MSR_MC0_CTL_MASK 0xc0010044 642 643/* VIA ACE crypto featureset: for via_feature_rng */ 644#define VIA_HAS_RNG 1 /* cpu has RNG */ 645 646/* VIA ACE crypto featureset: for via_feature_xcrypt */ 647#define VIA_HAS_AES 1 /* cpu has AES */ 648#define VIA_HAS_SHA 2 /* cpu has SHA1 & SHA256 */ 649#define VIA_HAS_MM 4 /* cpu has RSA instructions */ 650#define VIA_HAS_AESCTR 8 /* cpu has AES-CTR instructions */ 651 652/* Centaur Extended Feature flags */ 653#define VIA_CPUID_HAS_RNG 0x000004 654#define VIA_CPUID_DO_RNG 0x000008 655#define VIA_CPUID_HAS_ACE 0x000040 656#define VIA_CPUID_DO_ACE 0x000080 657#define VIA_CPUID_HAS_ACE2 0x000100 658#define VIA_CPUID_DO_ACE2 0x000200 659#define VIA_CPUID_HAS_PHE 0x000400 660#define VIA_CPUID_DO_PHE 0x000800 661#define VIA_CPUID_HAS_PMM 0x001000 662#define VIA_CPUID_DO_PMM 0x002000 663 664/* VIA ACE xcrypt-* instruction context control options */ 665#define VIA_CRYPT_CWLO_ROUND_M 0x0000000f 666#define VIA_CRYPT_CWLO_ALG_M 0x00000070 667#define VIA_CRYPT_CWLO_ALG_AES 0x00000000 668#define VIA_CRYPT_CWLO_KEYGEN_M 0x00000080 669#define VIA_CRYPT_CWLO_KEYGEN_HW 0x00000000 670#define VIA_CRYPT_CWLO_KEYGEN_SW 0x00000080 671#define VIA_CRYPT_CWLO_NORMAL 0x00000000 672#define VIA_CRYPT_CWLO_INTERMEDIATE 0x00000100 673#define VIA_CRYPT_CWLO_ENCRYPT 0x00000000 674#define VIA_CRYPT_CWLO_DECRYPT 0x00000200 675#define VIA_CRYPT_CWLO_KEY128 0x0000000a /* 128bit, 10 rds */ 676#define VIA_CRYPT_CWLO_KEY192 0x0000040c /* 192bit, 12 rds */ 677#define VIA_CRYPT_CWLO_KEY256 0x0000080e /* 256bit, 15 rds */ 678 679#endif /* !_MACHINE_SPECIALREG_H_ */ 680