specialreg.h revision 249608
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 249608 2013-04-18 07:09:27Z rpaulo $ 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_AVX 0x00000004 93 94#define XFEATURE_AVX \ 95 (XFEATURE_ENABLED_X87 | XFEATURE_ENABLED_SSE | XFEATURE_ENABLED_AVX) 96 97/* 98 * CPUID instruction features register 99 */ 100#define CPUID_FPU 0x00000001 101#define CPUID_VME 0x00000002 102#define CPUID_DE 0x00000004 103#define CPUID_PSE 0x00000008 104#define CPUID_TSC 0x00000010 105#define CPUID_MSR 0x00000020 106#define CPUID_PAE 0x00000040 107#define CPUID_MCE 0x00000080 108#define CPUID_CX8 0x00000100 109#define CPUID_APIC 0x00000200 110#define CPUID_B10 0x00000400 111#define CPUID_SEP 0x00000800 112#define CPUID_MTRR 0x00001000 113#define CPUID_PGE 0x00002000 114#define CPUID_MCA 0x00004000 115#define CPUID_CMOV 0x00008000 116#define CPUID_PAT 0x00010000 117#define CPUID_PSE36 0x00020000 118#define CPUID_PSN 0x00040000 119#define CPUID_CLFSH 0x00080000 120#define CPUID_B20 0x00100000 121#define CPUID_DS 0x00200000 122#define CPUID_ACPI 0x00400000 123#define CPUID_MMX 0x00800000 124#define CPUID_FXSR 0x01000000 125#define CPUID_SSE 0x02000000 126#define CPUID_XMM 0x02000000 127#define CPUID_SSE2 0x04000000 128#define CPUID_SS 0x08000000 129#define CPUID_HTT 0x10000000 130#define CPUID_TM 0x20000000 131#define CPUID_IA64 0x40000000 132#define CPUID_PBE 0x80000000 133 134#define CPUID2_SSE3 0x00000001 135#define CPUID2_PCLMULQDQ 0x00000002 136#define CPUID2_DTES64 0x00000004 137#define CPUID2_MON 0x00000008 138#define CPUID2_DS_CPL 0x00000010 139#define CPUID2_VMX 0x00000020 140#define CPUID2_SMX 0x00000040 141#define CPUID2_EST 0x00000080 142#define CPUID2_TM2 0x00000100 143#define CPUID2_SSSE3 0x00000200 144#define CPUID2_CNXTID 0x00000400 145#define CPUID2_FMA 0x00001000 146#define CPUID2_CX16 0x00002000 147#define CPUID2_XTPR 0x00004000 148#define CPUID2_PDCM 0x00008000 149#define CPUID2_PCID 0x00020000 150#define CPUID2_DCA 0x00040000 151#define CPUID2_SSE41 0x00080000 152#define CPUID2_SSE42 0x00100000 153#define CPUID2_X2APIC 0x00200000 154#define CPUID2_MOVBE 0x00400000 155#define CPUID2_POPCNT 0x00800000 156#define CPUID2_TSCDLT 0x01000000 157#define CPUID2_AESNI 0x02000000 158#define CPUID2_XSAVE 0x04000000 159#define CPUID2_OSXSAVE 0x08000000 160#define CPUID2_AVX 0x10000000 161#define CPUID2_F16C 0x20000000 162#define CPUID2_RDRAND 0x40000000 163#define CPUID2_HV 0x80000000 164 165/* 166 * Important bits in the Thermal and Power Management flags 167 * CPUID.6 EAX and ECX. 168 */ 169#define CPUTPM1_SENSOR 0x00000001 170#define CPUTPM1_TURBO 0x00000002 171#define CPUTPM1_ARAT 0x00000004 172#define CPUTPM2_EFFREQ 0x00000001 173 174/* 175 * Important bits in the AMD extended cpuid flags 176 */ 177#define AMDID_SYSCALL 0x00000800 178#define AMDID_MP 0x00080000 179#define AMDID_NX 0x00100000 180#define AMDID_EXT_MMX 0x00400000 181#define AMDID_FFXSR 0x01000000 182#define AMDID_PAGE1GB 0x04000000 183#define AMDID_RDTSCP 0x08000000 184#define AMDID_LM 0x20000000 185#define AMDID_EXT_3DNOW 0x40000000 186#define AMDID_3DNOW 0x80000000 187 188#define AMDID2_LAHF 0x00000001 189#define AMDID2_CMP 0x00000002 190#define AMDID2_SVM 0x00000004 191#define AMDID2_EXT_APIC 0x00000008 192#define AMDID2_CR8 0x00000010 193#define AMDID2_ABM 0x00000020 194#define AMDID2_SSE4A 0x00000040 195#define AMDID2_MAS 0x00000080 196#define AMDID2_PREFETCH 0x00000100 197#define AMDID2_OSVW 0x00000200 198#define AMDID2_IBS 0x00000400 199#define AMDID2_XOP 0x00000800 200#define AMDID2_SKINIT 0x00001000 201#define AMDID2_WDT 0x00002000 202#define AMDID2_LWP 0x00008000 203#define AMDID2_FMA4 0x00010000 204#define AMDID2_NODE_ID 0x00080000 205#define AMDID2_TBM 0x00200000 206#define AMDID2_TOPOLOGY 0x00400000 207 208/* 209 * CPUID instruction 1 eax info 210 */ 211#define CPUID_STEPPING 0x0000000f 212#define CPUID_MODEL 0x000000f0 213#define CPUID_FAMILY 0x00000f00 214#define CPUID_EXT_MODEL 0x000f0000 215#define CPUID_EXT_FAMILY 0x0ff00000 216#ifdef __i386__ 217#define CPUID_TO_MODEL(id) \ 218 ((((id) & CPUID_MODEL) >> 4) | \ 219 ((((id) & CPUID_FAMILY) >= 0x600) ? \ 220 (((id) & CPUID_EXT_MODEL) >> 12) : 0)) 221#define CPUID_TO_FAMILY(id) \ 222 ((((id) & CPUID_FAMILY) >> 8) + \ 223 ((((id) & CPUID_FAMILY) == 0xf00) ? \ 224 (((id) & CPUID_EXT_FAMILY) >> 20) : 0)) 225#else 226#define CPUID_TO_MODEL(id) \ 227 ((((id) & CPUID_MODEL) >> 4) | \ 228 (((id) & CPUID_EXT_MODEL) >> 12)) 229#define CPUID_TO_FAMILY(id) \ 230 ((((id) & CPUID_FAMILY) >> 8) + \ 231 (((id) & CPUID_EXT_FAMILY) >> 20)) 232#endif 233 234/* 235 * CPUID instruction 1 ebx info 236 */ 237#define CPUID_BRAND_INDEX 0x000000ff 238#define CPUID_CLFUSH_SIZE 0x0000ff00 239#define CPUID_HTT_CORES 0x00ff0000 240#define CPUID_LOCAL_APIC_ID 0xff000000 241 242/* 243 * CPUID instruction 6 ecx info 244 */ 245#define CPUID_PERF_STAT 0x00000001 246#define CPUID_PERF_BIAS 0x00000008 247 248/* 249 * CPUID instruction 0xb ebx info. 250 */ 251#define CPUID_TYPE_INVAL 0 252#define CPUID_TYPE_SMT 1 253#define CPUID_TYPE_CORE 2 254 255/* 256 * CPUID instruction 0xd Processor Extended State Enumeration Sub-leaf 1 257 */ 258#define CPUID_EXTSTATE_XSAVEOPT 0x00000001 259 260/* 261 * AMD extended function 8000_0007h edx info 262 */ 263#define AMDPM_TS 0x00000001 264#define AMDPM_FID 0x00000002 265#define AMDPM_VID 0x00000004 266#define AMDPM_TTP 0x00000008 267#define AMDPM_TM 0x00000010 268#define AMDPM_STC 0x00000020 269#define AMDPM_100MHZ_STEPS 0x00000040 270#define AMDPM_HW_PSTATE 0x00000080 271#define AMDPM_TSC_INVARIANT 0x00000100 272#define AMDPM_CPB 0x00000200 273 274/* 275 * AMD extended function 8000_0008h ecx info 276 */ 277#define AMDID_CMP_CORES 0x000000ff 278#define AMDID_COREID_SIZE 0x0000f000 279#define AMDID_COREID_SIZE_SHIFT 12 280 281/* 282 * Structured Extended Features 283 */ 284#define CPUID_STDEXT_FSGSBASE 0x00000001 285#define CPUID_STDEXT_TSC_ADJUST 0x00000002 286#define CPUID_STDEXT_BMI1 0x00000008 287#define CPUID_STDEXT_HLE 0x00000010 288#define CPUID_STDEXT_AVX2 0x00000020 289#define CPUID_STDEXT_SMEP 0x00000080 290#define CPUID_STDEXT_BMI2 0x00000100 291#define CPUID_STDEXT_ENH_MOVSB 0x00000200 292#define CPUID_STDEXT_RTM 0x00000800 293#define CPUID_STDEXT_INVPCID 0x00000400 294#define CPUID_STDEXT_RDSEED 0x00040000 295#define CPUID_STDEXT_ADX 0x00080000 296#define CPUID_STDEXT_SMAP 0x00100000 297 298/* 299 * CPUID manufacturers identifiers 300 */ 301#define AMD_VENDOR_ID "AuthenticAMD" 302#define CENTAUR_VENDOR_ID "CentaurHauls" 303#define CYRIX_VENDOR_ID "CyrixInstead" 304#define INTEL_VENDOR_ID "GenuineIntel" 305#define NEXGEN_VENDOR_ID "NexGenDriven" 306#define NSC_VENDOR_ID "Geode by NSC" 307#define RISE_VENDOR_ID "RiseRiseRise" 308#define SIS_VENDOR_ID "SiS SiS SiS " 309#define TRANSMETA_VENDOR_ID "GenuineTMx86" 310#define UMC_VENDOR_ID "UMC UMC UMC " 311 312/* 313 * Model-specific registers for the i386 family 314 */ 315#define MSR_P5_MC_ADDR 0x000 316#define MSR_P5_MC_TYPE 0x001 317#define MSR_TSC 0x010 318#define MSR_P5_CESR 0x011 319#define MSR_P5_CTR0 0x012 320#define MSR_P5_CTR1 0x013 321#define MSR_IA32_PLATFORM_ID 0x017 322#define MSR_APICBASE 0x01b 323#define MSR_EBL_CR_POWERON 0x02a 324#define MSR_TEST_CTL 0x033 325#define MSR_IA32_FEATURE_CONTROL 0x03a 326#define MSR_BIOS_UPDT_TRIG 0x079 327#define MSR_BBL_CR_D0 0x088 328#define MSR_BBL_CR_D1 0x089 329#define MSR_BBL_CR_D2 0x08a 330#define MSR_BIOS_SIGN 0x08b 331#define MSR_PERFCTR0 0x0c1 332#define MSR_PERFCTR1 0x0c2 333#define MSR_MPERF 0x0e7 334#define MSR_APERF 0x0e8 335#define MSR_IA32_EXT_CONFIG 0x0ee /* Undocumented. Core Solo/Duo only */ 336#define MSR_MTRRcap 0x0fe 337#define MSR_BBL_CR_ADDR 0x116 338#define MSR_BBL_CR_DECC 0x118 339#define MSR_BBL_CR_CTL 0x119 340#define MSR_BBL_CR_TRIG 0x11a 341#define MSR_BBL_CR_BUSY 0x11b 342#define MSR_BBL_CR_CTL3 0x11e 343#define MSR_SYSENTER_CS_MSR 0x174 344#define MSR_SYSENTER_ESP_MSR 0x175 345#define MSR_SYSENTER_EIP_MSR 0x176 346#define MSR_MCG_CAP 0x179 347#define MSR_MCG_STATUS 0x17a 348#define MSR_MCG_CTL 0x17b 349#define MSR_EVNTSEL0 0x186 350#define MSR_EVNTSEL1 0x187 351#define MSR_THERM_CONTROL 0x19a 352#define MSR_THERM_INTERRUPT 0x19b 353#define MSR_THERM_STATUS 0x19c 354#define MSR_IA32_MISC_ENABLE 0x1a0 355#define MSR_IA32_TEMPERATURE_TARGET 0x1a2 356#define MSR_DEBUGCTLMSR 0x1d9 357#define MSR_LASTBRANCHFROMIP 0x1db 358#define MSR_LASTBRANCHTOIP 0x1dc 359#define MSR_LASTINTFROMIP 0x1dd 360#define MSR_LASTINTTOIP 0x1de 361#define MSR_ROB_CR_BKUPTMPDR6 0x1e0 362#define MSR_MTRRVarBase 0x200 363#define MSR_MTRR64kBase 0x250 364#define MSR_MTRR16kBase 0x258 365#define MSR_MTRR4kBase 0x268 366#define MSR_PAT 0x277 367#define MSR_MC0_CTL2 0x280 368#define MSR_MTRRdefType 0x2ff 369#define MSR_MC0_CTL 0x400 370#define MSR_MC0_STATUS 0x401 371#define MSR_MC0_ADDR 0x402 372#define MSR_MC0_MISC 0x403 373#define MSR_MC1_CTL 0x404 374#define MSR_MC1_STATUS 0x405 375#define MSR_MC1_ADDR 0x406 376#define MSR_MC1_MISC 0x407 377#define MSR_MC2_CTL 0x408 378#define MSR_MC2_STATUS 0x409 379#define MSR_MC2_ADDR 0x40a 380#define MSR_MC2_MISC 0x40b 381#define MSR_MC3_CTL 0x40c 382#define MSR_MC3_STATUS 0x40d 383#define MSR_MC3_ADDR 0x40e 384#define MSR_MC3_MISC 0x40f 385#define MSR_MC4_CTL 0x410 386#define MSR_MC4_STATUS 0x411 387#define MSR_MC4_ADDR 0x412 388#define MSR_MC4_MISC 0x413 389 390/* 391 * X2APIC MSRs 392 */ 393#define MSR_APIC_ID 0x802 394#define MSR_APIC_VERSION 0x803 395#define MSR_APIC_TPR 0x808 396#define MSR_APIC_EOI 0x80b 397#define MSR_APIC_LDR 0x80d 398#define MSR_APIC_SVR 0x80f 399#define MSR_APIC_ISR0 0x810 400#define MSR_APIC_ISR1 0x811 401#define MSR_APIC_ISR2 0x812 402#define MSR_APIC_ISR3 0x813 403#define MSR_APIC_ISR4 0x814 404#define MSR_APIC_ISR5 0x815 405#define MSR_APIC_ISR6 0x816 406#define MSR_APIC_ISR7 0x817 407#define MSR_APIC_TMR0 0x818 408#define MSR_APIC_IRR0 0x820 409#define MSR_APIC_ESR 0x828 410#define MSR_APIC_LVT_CMCI 0x82F 411#define MSR_APIC_ICR 0x830 412#define MSR_APIC_LVT_TIMER 0x832 413#define MSR_APIC_LVT_THERMAL 0x833 414#define MSR_APIC_LVT_PCINT 0x834 415#define MSR_APIC_LVT_LINT0 0x835 416#define MSR_APIC_LVT_LINT1 0x836 417#define MSR_APIC_LVT_ERROR 0x837 418#define MSR_APIC_ICR_TIMER 0x838 419#define MSR_APIC_CCR_TIMER 0x839 420#define MSR_APIC_DCR_TIMER 0x83e 421#define MSR_APIC_SELF_IPI 0x83f 422 423/* 424 * Constants related to MSR's. 425 */ 426#define APICBASE_RESERVED 0x000002ff 427#define APICBASE_BSP 0x00000100 428#define APICBASE_X2APIC 0x00000400 429#define APICBASE_ENABLED 0x00000800 430#define APICBASE_ADDRESS 0xfffff000 431 432/* MSR_IA32_FEATURE_CONTROL related */ 433#define IA32_FEATURE_CONTROL_LOCK 0x01 /* lock bit */ 434#define IA32_FEATURE_CONTROL_SMX_EN 0x02 /* enable VMX inside SMX */ 435#define IA32_FEATURE_CONTROL_VMX_EN 0x04 /* enable VMX outside SMX */ 436 437/* 438 * PAT modes. 439 */ 440#define PAT_UNCACHEABLE 0x00 441#define PAT_WRITE_COMBINING 0x01 442#define PAT_WRITE_THROUGH 0x04 443#define PAT_WRITE_PROTECTED 0x05 444#define PAT_WRITE_BACK 0x06 445#define PAT_UNCACHED 0x07 446#define PAT_VALUE(i, m) ((long long)(m) << (8 * (i))) 447#define PAT_MASK(i) PAT_VALUE(i, 0xff) 448 449/* 450 * Constants related to MTRRs 451 */ 452#define MTRR_UNCACHEABLE 0x00 453#define MTRR_WRITE_COMBINING 0x01 454#define MTRR_WRITE_THROUGH 0x04 455#define MTRR_WRITE_PROTECTED 0x05 456#define MTRR_WRITE_BACK 0x06 457#define MTRR_N64K 8 /* numbers of fixed-size entries */ 458#define MTRR_N16K 16 459#define MTRR_N4K 64 460#define MTRR_CAP_WC 0x0000000000000400 461#define MTRR_CAP_FIXED 0x0000000000000100 462#define MTRR_CAP_VCNT 0x00000000000000ff 463#define MTRR_DEF_ENABLE 0x0000000000000800 464#define MTRR_DEF_FIXED_ENABLE 0x0000000000000400 465#define MTRR_DEF_TYPE 0x00000000000000ff 466#define MTRR_PHYSBASE_PHYSBASE 0x000ffffffffff000 467#define MTRR_PHYSBASE_TYPE 0x00000000000000ff 468#define MTRR_PHYSMASK_PHYSMASK 0x000ffffffffff000 469#define MTRR_PHYSMASK_VALID 0x0000000000000800 470 471/* 472 * Cyrix configuration registers, accessible as IO ports. 473 */ 474#define CCR0 0xc0 /* Configuration control register 0 */ 475#define CCR0_NC0 0x01 /* First 64K of each 1M memory region is 476 non-cacheable */ 477#define CCR0_NC1 0x02 /* 640K-1M region is non-cacheable */ 478#define CCR0_A20M 0x04 /* Enables A20M# input pin */ 479#define CCR0_KEN 0x08 /* Enables KEN# input pin */ 480#define CCR0_FLUSH 0x10 /* Enables FLUSH# input pin */ 481#define CCR0_BARB 0x20 /* Flushes internal cache when entering hold 482 state */ 483#define CCR0_CO 0x40 /* Cache org: 1=direct mapped, 0=2x set 484 assoc */ 485#define CCR0_SUSPEND 0x80 /* Enables SUSP# and SUSPA# pins */ 486 487#define CCR1 0xc1 /* Configuration control register 1 */ 488#define CCR1_RPL 0x01 /* Enables RPLSET and RPLVAL# pins */ 489#define CCR1_SMI 0x02 /* Enables SMM pins */ 490#define CCR1_SMAC 0x04 /* System management memory access */ 491#define CCR1_MMAC 0x08 /* Main memory access */ 492#define CCR1_NO_LOCK 0x10 /* Negate LOCK# */ 493#define CCR1_SM3 0x80 /* SMM address space address region 3 */ 494 495#define CCR2 0xc2 496#define CCR2_WB 0x02 /* Enables WB cache interface pins */ 497#define CCR2_SADS 0x02 /* Slow ADS */ 498#define CCR2_LOCK_NW 0x04 /* LOCK NW Bit */ 499#define CCR2_SUSP_HLT 0x08 /* Suspend on HALT */ 500#define CCR2_WT1 0x10 /* WT region 1 */ 501#define CCR2_WPR1 0x10 /* Write-protect region 1 */ 502#define CCR2_BARB 0x20 /* Flushes write-back cache when entering 503 hold state. */ 504#define CCR2_BWRT 0x40 /* Enables burst write cycles */ 505#define CCR2_USE_SUSP 0x80 /* Enables suspend pins */ 506 507#define CCR3 0xc3 508#define CCR3_SMILOCK 0x01 /* SMM register lock */ 509#define CCR3_NMI 0x02 /* Enables NMI during SMM */ 510#define CCR3_LINBRST 0x04 /* Linear address burst cycles */ 511#define CCR3_SMMMODE 0x08 /* SMM Mode */ 512#define CCR3_MAPEN0 0x10 /* Enables Map0 */ 513#define CCR3_MAPEN1 0x20 /* Enables Map1 */ 514#define CCR3_MAPEN2 0x40 /* Enables Map2 */ 515#define CCR3_MAPEN3 0x80 /* Enables Map3 */ 516 517#define CCR4 0xe8 518#define CCR4_IOMASK 0x07 519#define CCR4_MEM 0x08 /* Enables momory bypassing */ 520#define CCR4_DTE 0x10 /* Enables directory table entry cache */ 521#define CCR4_FASTFPE 0x20 /* Fast FPU exception */ 522#define CCR4_CPUID 0x80 /* Enables CPUID instruction */ 523 524#define CCR5 0xe9 525#define CCR5_WT_ALLOC 0x01 /* Write-through allocate */ 526#define CCR5_SLOP 0x02 /* LOOP instruction slowed down */ 527#define CCR5_LBR1 0x10 /* Local bus region 1 */ 528#define CCR5_ARREN 0x20 /* Enables ARR region */ 529 530#define CCR6 0xea 531 532#define CCR7 0xeb 533 534/* Performance Control Register (5x86 only). */ 535#define PCR0 0x20 536#define PCR0_RSTK 0x01 /* Enables return stack */ 537#define PCR0_BTB 0x02 /* Enables branch target buffer */ 538#define PCR0_LOOP 0x04 /* Enables loop */ 539#define PCR0_AIS 0x08 /* Enables all instrcutions stalled to 540 serialize pipe. */ 541#define PCR0_MLR 0x10 /* Enables reordering of misaligned loads */ 542#define PCR0_BTBRT 0x40 /* Enables BTB test register. */ 543#define PCR0_LSSER 0x80 /* Disable reorder */ 544 545/* Device Identification Registers */ 546#define DIR0 0xfe 547#define DIR1 0xff 548 549/* 550 * Machine Check register constants. 551 */ 552#define MCG_CAP_COUNT 0x000000ff 553#define MCG_CAP_CTL_P 0x00000100 554#define MCG_CAP_EXT_P 0x00000200 555#define MCG_CAP_CMCI_P 0x00000400 556#define MCG_CAP_TES_P 0x00000800 557#define MCG_CAP_EXT_CNT 0x00ff0000 558#define MCG_CAP_SER_P 0x01000000 559#define MCG_STATUS_RIPV 0x00000001 560#define MCG_STATUS_EIPV 0x00000002 561#define MCG_STATUS_MCIP 0x00000004 562#define MCG_CTL_ENABLE 0xffffffffffffffff 563#define MCG_CTL_DISABLE 0x0000000000000000 564#define MSR_MC_CTL(x) (MSR_MC0_CTL + (x) * 4) 565#define MSR_MC_STATUS(x) (MSR_MC0_STATUS + (x) * 4) 566#define MSR_MC_ADDR(x) (MSR_MC0_ADDR + (x) * 4) 567#define MSR_MC_MISC(x) (MSR_MC0_MISC + (x) * 4) 568#define MSR_MC_CTL2(x) (MSR_MC0_CTL2 + (x)) /* If MCG_CAP_CMCI_P */ 569#define MC_STATUS_MCA_ERROR 0x000000000000ffff 570#define MC_STATUS_MODEL_ERROR 0x00000000ffff0000 571#define MC_STATUS_OTHER_INFO 0x01ffffff00000000 572#define MC_STATUS_COR_COUNT 0x001fffc000000000 /* If MCG_CAP_CMCI_P */ 573#define MC_STATUS_TES_STATUS 0x0060000000000000 /* If MCG_CAP_TES_P */ 574#define MC_STATUS_AR 0x0080000000000000 /* If MCG_CAP_TES_P */ 575#define MC_STATUS_S 0x0100000000000000 /* If MCG_CAP_TES_P */ 576#define MC_STATUS_PCC 0x0200000000000000 577#define MC_STATUS_ADDRV 0x0400000000000000 578#define MC_STATUS_MISCV 0x0800000000000000 579#define MC_STATUS_EN 0x1000000000000000 580#define MC_STATUS_UC 0x2000000000000000 581#define MC_STATUS_OVER 0x4000000000000000 582#define MC_STATUS_VAL 0x8000000000000000 583#define MC_MISC_RA_LSB 0x000000000000003f /* If MCG_CAP_SER_P */ 584#define MC_MISC_ADDRESS_MODE 0x00000000000001c0 /* If MCG_CAP_SER_P */ 585#define MC_CTL2_THRESHOLD 0x0000000000007fff 586#define MC_CTL2_CMCI_EN 0x0000000040000000 587 588/* 589 * The following four 3-byte registers control the non-cacheable regions. 590 * These registers must be written as three separate bytes. 591 * 592 * NCRx+0: A31-A24 of starting address 593 * NCRx+1: A23-A16 of starting address 594 * NCRx+2: A15-A12 of starting address | NCR_SIZE_xx. 595 * 596 * The non-cacheable region's starting address must be aligned to the 597 * size indicated by the NCR_SIZE_xx field. 598 */ 599#define NCR1 0xc4 600#define NCR2 0xc7 601#define NCR3 0xca 602#define NCR4 0xcd 603 604#define NCR_SIZE_0K 0 605#define NCR_SIZE_4K 1 606#define NCR_SIZE_8K 2 607#define NCR_SIZE_16K 3 608#define NCR_SIZE_32K 4 609#define NCR_SIZE_64K 5 610#define NCR_SIZE_128K 6 611#define NCR_SIZE_256K 7 612#define NCR_SIZE_512K 8 613#define NCR_SIZE_1M 9 614#define NCR_SIZE_2M 10 615#define NCR_SIZE_4M 11 616#define NCR_SIZE_8M 12 617#define NCR_SIZE_16M 13 618#define NCR_SIZE_32M 14 619#define NCR_SIZE_4G 15 620 621/* 622 * The address region registers are used to specify the location and 623 * size for the eight address regions. 624 * 625 * ARRx + 0: A31-A24 of start address 626 * ARRx + 1: A23-A16 of start address 627 * ARRx + 2: A15-A12 of start address | ARR_SIZE_xx 628 */ 629#define ARR0 0xc4 630#define ARR1 0xc7 631#define ARR2 0xca 632#define ARR3 0xcd 633#define ARR4 0xd0 634#define ARR5 0xd3 635#define ARR6 0xd6 636#define ARR7 0xd9 637 638#define ARR_SIZE_0K 0 639#define ARR_SIZE_4K 1 640#define ARR_SIZE_8K 2 641#define ARR_SIZE_16K 3 642#define ARR_SIZE_32K 4 643#define ARR_SIZE_64K 5 644#define ARR_SIZE_128K 6 645#define ARR_SIZE_256K 7 646#define ARR_SIZE_512K 8 647#define ARR_SIZE_1M 9 648#define ARR_SIZE_2M 10 649#define ARR_SIZE_4M 11 650#define ARR_SIZE_8M 12 651#define ARR_SIZE_16M 13 652#define ARR_SIZE_32M 14 653#define ARR_SIZE_4G 15 654 655/* 656 * The region control registers specify the attributes associated with 657 * the ARRx addres regions. 658 */ 659#define RCR0 0xdc 660#define RCR1 0xdd 661#define RCR2 0xde 662#define RCR3 0xdf 663#define RCR4 0xe0 664#define RCR5 0xe1 665#define RCR6 0xe2 666#define RCR7 0xe3 667 668#define RCR_RCD 0x01 /* Disables caching for ARRx (x = 0-6). */ 669#define RCR_RCE 0x01 /* Enables caching for ARR7. */ 670#define RCR_WWO 0x02 /* Weak write ordering. */ 671#define RCR_WL 0x04 /* Weak locking. */ 672#define RCR_WG 0x08 /* Write gathering. */ 673#define RCR_WT 0x10 /* Write-through. */ 674#define RCR_NLB 0x20 /* LBA# pin is not asserted. */ 675 676/* AMD Write Allocate Top-Of-Memory and Control Register */ 677#define AMD_WT_ALLOC_TME 0x40000 /* top-of-memory enable */ 678#define AMD_WT_ALLOC_PRE 0x20000 /* programmable range enable */ 679#define AMD_WT_ALLOC_FRE 0x10000 /* fixed (A0000-FFFFF) range enable */ 680 681/* AMD64 MSR's */ 682#define MSR_EFER 0xc0000080 /* extended features */ 683#define MSR_STAR 0xc0000081 /* legacy mode SYSCALL target/cs/ss */ 684#define MSR_LSTAR 0xc0000082 /* long mode SYSCALL target rip */ 685#define MSR_CSTAR 0xc0000083 /* compat mode SYSCALL target rip */ 686#define MSR_SF_MASK 0xc0000084 /* syscall flags mask */ 687#define MSR_FSBASE 0xc0000100 /* base address of the %fs "segment" */ 688#define MSR_GSBASE 0xc0000101 /* base address of the %gs "segment" */ 689#define MSR_KGSBASE 0xc0000102 /* base address of the kernel %gs */ 690#define MSR_PERFEVSEL0 0xc0010000 691#define MSR_PERFEVSEL1 0xc0010001 692#define MSR_PERFEVSEL2 0xc0010002 693#define MSR_PERFEVSEL3 0xc0010003 694#undef MSR_PERFCTR0 695#undef MSR_PERFCTR1 696#define MSR_PERFCTR0 0xc0010004 697#define MSR_PERFCTR1 0xc0010005 698#define MSR_PERFCTR2 0xc0010006 699#define MSR_PERFCTR3 0xc0010007 700#define MSR_SYSCFG 0xc0010010 701#define MSR_HWCR 0xc0010015 702#define MSR_IORRBASE0 0xc0010016 703#define MSR_IORRMASK0 0xc0010017 704#define MSR_IORRBASE1 0xc0010018 705#define MSR_IORRMASK1 0xc0010019 706#define MSR_TOP_MEM 0xc001001a /* boundary for ram below 4G */ 707#define MSR_TOP_MEM2 0xc001001d /* boundary for ram above 4G */ 708#define MSR_K8_UCODE_UPDATE 0xc0010020 /* update microcode */ 709#define MSR_MC0_CTL_MASK 0xc0010044 710 711/* VIA ACE crypto featureset: for via_feature_rng */ 712#define VIA_HAS_RNG 1 /* cpu has RNG */ 713 714/* VIA ACE crypto featureset: for via_feature_xcrypt */ 715#define VIA_HAS_AES 1 /* cpu has AES */ 716#define VIA_HAS_SHA 2 /* cpu has SHA1 & SHA256 */ 717#define VIA_HAS_MM 4 /* cpu has RSA instructions */ 718#define VIA_HAS_AESCTR 8 /* cpu has AES-CTR instructions */ 719 720/* Centaur Extended Feature flags */ 721#define VIA_CPUID_HAS_RNG 0x000004 722#define VIA_CPUID_DO_RNG 0x000008 723#define VIA_CPUID_HAS_ACE 0x000040 724#define VIA_CPUID_DO_ACE 0x000080 725#define VIA_CPUID_HAS_ACE2 0x000100 726#define VIA_CPUID_DO_ACE2 0x000200 727#define VIA_CPUID_HAS_PHE 0x000400 728#define VIA_CPUID_DO_PHE 0x000800 729#define VIA_CPUID_HAS_PMM 0x001000 730#define VIA_CPUID_DO_PMM 0x002000 731 732/* VIA ACE xcrypt-* instruction context control options */ 733#define VIA_CRYPT_CWLO_ROUND_M 0x0000000f 734#define VIA_CRYPT_CWLO_ALG_M 0x00000070 735#define VIA_CRYPT_CWLO_ALG_AES 0x00000000 736#define VIA_CRYPT_CWLO_KEYGEN_M 0x00000080 737#define VIA_CRYPT_CWLO_KEYGEN_HW 0x00000000 738#define VIA_CRYPT_CWLO_KEYGEN_SW 0x00000080 739#define VIA_CRYPT_CWLO_NORMAL 0x00000000 740#define VIA_CRYPT_CWLO_INTERMEDIATE 0x00000100 741#define VIA_CRYPT_CWLO_ENCRYPT 0x00000000 742#define VIA_CRYPT_CWLO_DECRYPT 0x00000200 743#define VIA_CRYPT_CWLO_KEY128 0x0000000a /* 128bit, 10 rds */ 744#define VIA_CRYPT_CWLO_KEY192 0x0000040c /* 192bit, 12 rds */ 745#define VIA_CRYPT_CWLO_KEY256 0x0000080e /* 256bit, 15 rds */ 746 747#endif /* !_MACHINE_SPECIALREG_H_ */ 748