specialreg.h revision 253747
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 253747 2013-07-28 17:54:42Z avg $ 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 5 info 244 */ 245#define CPUID5_MON_MIN_SIZE 0x0000ffff /* eax */ 246#define CPUID5_MON_MAX_SIZE 0x0000ffff /* ebx */ 247#define CPUID5_MON_MWAIT_EXT 0x00000001 /* ecx */ 248#define CPUID5_MWAIT_INTRBREAK 0x00000002 /* ecx */ 249 250/* 251 * MWAIT cpu power states. Lower 4 bits are sub-states. 252 */ 253#define MWAIT_C0 0xf0 254#define MWAIT_C1 0x00 255#define MWAIT_C2 0x10 256#define MWAIT_C3 0x20 257#define MWAIT_C4 0x30 258 259/* 260 * MWAIT extensions. 261 */ 262/* Interrupt breaks MWAIT even when masked. */ 263#define MWAIT_INTRBREAK 0x00000001 264 265/* 266 * CPUID instruction 6 ecx info 267 */ 268#define CPUID_PERF_STAT 0x00000001 269#define CPUID_PERF_BIAS 0x00000008 270 271/* 272 * CPUID instruction 0xb ebx info. 273 */ 274#define CPUID_TYPE_INVAL 0 275#define CPUID_TYPE_SMT 1 276#define CPUID_TYPE_CORE 2 277 278/* 279 * CPUID instruction 0xd Processor Extended State Enumeration Sub-leaf 1 280 */ 281#define CPUID_EXTSTATE_XSAVEOPT 0x00000001 282 283/* 284 * AMD extended function 8000_0007h edx info 285 */ 286#define AMDPM_TS 0x00000001 287#define AMDPM_FID 0x00000002 288#define AMDPM_VID 0x00000004 289#define AMDPM_TTP 0x00000008 290#define AMDPM_TM 0x00000010 291#define AMDPM_STC 0x00000020 292#define AMDPM_100MHZ_STEPS 0x00000040 293#define AMDPM_HW_PSTATE 0x00000080 294#define AMDPM_TSC_INVARIANT 0x00000100 295#define AMDPM_CPB 0x00000200 296 297/* 298 * AMD extended function 8000_0008h ecx info 299 */ 300#define AMDID_CMP_CORES 0x000000ff 301#define AMDID_COREID_SIZE 0x0000f000 302#define AMDID_COREID_SIZE_SHIFT 12 303 304/* 305 * Structured Extended Features 306 */ 307#define CPUID_STDEXT_FSGSBASE 0x00000001 308#define CPUID_STDEXT_TSC_ADJUST 0x00000002 309#define CPUID_STDEXT_BMI1 0x00000008 310#define CPUID_STDEXT_HLE 0x00000010 311#define CPUID_STDEXT_AVX2 0x00000020 312#define CPUID_STDEXT_SMEP 0x00000080 313#define CPUID_STDEXT_BMI2 0x00000100 314#define CPUID_STDEXT_ENH_MOVSB 0x00000200 315#define CPUID_STDEXT_RTM 0x00000800 316#define CPUID_STDEXT_INVPCID 0x00000400 317#define CPUID_STDEXT_RDSEED 0x00040000 318#define CPUID_STDEXT_ADX 0x00080000 319#define CPUID_STDEXT_SMAP 0x00100000 320 321/* 322 * CPUID manufacturers identifiers 323 */ 324#define AMD_VENDOR_ID "AuthenticAMD" 325#define CENTAUR_VENDOR_ID "CentaurHauls" 326#define CYRIX_VENDOR_ID "CyrixInstead" 327#define INTEL_VENDOR_ID "GenuineIntel" 328#define NEXGEN_VENDOR_ID "NexGenDriven" 329#define NSC_VENDOR_ID "Geode by NSC" 330#define RISE_VENDOR_ID "RiseRiseRise" 331#define SIS_VENDOR_ID "SiS SiS SiS " 332#define TRANSMETA_VENDOR_ID "GenuineTMx86" 333#define UMC_VENDOR_ID "UMC UMC UMC " 334 335/* 336 * Model-specific registers for the i386 family 337 */ 338#define MSR_P5_MC_ADDR 0x000 339#define MSR_P5_MC_TYPE 0x001 340#define MSR_TSC 0x010 341#define MSR_P5_CESR 0x011 342#define MSR_P5_CTR0 0x012 343#define MSR_P5_CTR1 0x013 344#define MSR_IA32_PLATFORM_ID 0x017 345#define MSR_APICBASE 0x01b 346#define MSR_EBL_CR_POWERON 0x02a 347#define MSR_TEST_CTL 0x033 348#define MSR_IA32_FEATURE_CONTROL 0x03a 349#define MSR_BIOS_UPDT_TRIG 0x079 350#define MSR_BBL_CR_D0 0x088 351#define MSR_BBL_CR_D1 0x089 352#define MSR_BBL_CR_D2 0x08a 353#define MSR_BIOS_SIGN 0x08b 354#define MSR_PERFCTR0 0x0c1 355#define MSR_PERFCTR1 0x0c2 356#define MSR_MPERF 0x0e7 357#define MSR_APERF 0x0e8 358#define MSR_IA32_EXT_CONFIG 0x0ee /* Undocumented. Core Solo/Duo only */ 359#define MSR_MTRRcap 0x0fe 360#define MSR_BBL_CR_ADDR 0x116 361#define MSR_BBL_CR_DECC 0x118 362#define MSR_BBL_CR_CTL 0x119 363#define MSR_BBL_CR_TRIG 0x11a 364#define MSR_BBL_CR_BUSY 0x11b 365#define MSR_BBL_CR_CTL3 0x11e 366#define MSR_SYSENTER_CS_MSR 0x174 367#define MSR_SYSENTER_ESP_MSR 0x175 368#define MSR_SYSENTER_EIP_MSR 0x176 369#define MSR_MCG_CAP 0x179 370#define MSR_MCG_STATUS 0x17a 371#define MSR_MCG_CTL 0x17b 372#define MSR_EVNTSEL0 0x186 373#define MSR_EVNTSEL1 0x187 374#define MSR_THERM_CONTROL 0x19a 375#define MSR_THERM_INTERRUPT 0x19b 376#define MSR_THERM_STATUS 0x19c 377#define MSR_IA32_MISC_ENABLE 0x1a0 378#define MSR_IA32_TEMPERATURE_TARGET 0x1a2 379#define MSR_DEBUGCTLMSR 0x1d9 380#define MSR_LASTBRANCHFROMIP 0x1db 381#define MSR_LASTBRANCHTOIP 0x1dc 382#define MSR_LASTINTFROMIP 0x1dd 383#define MSR_LASTINTTOIP 0x1de 384#define MSR_ROB_CR_BKUPTMPDR6 0x1e0 385#define MSR_MTRRVarBase 0x200 386#define MSR_MTRR64kBase 0x250 387#define MSR_MTRR16kBase 0x258 388#define MSR_MTRR4kBase 0x268 389#define MSR_PAT 0x277 390#define MSR_MC0_CTL2 0x280 391#define MSR_MTRRdefType 0x2ff 392#define MSR_MC0_CTL 0x400 393#define MSR_MC0_STATUS 0x401 394#define MSR_MC0_ADDR 0x402 395#define MSR_MC0_MISC 0x403 396#define MSR_MC1_CTL 0x404 397#define MSR_MC1_STATUS 0x405 398#define MSR_MC1_ADDR 0x406 399#define MSR_MC1_MISC 0x407 400#define MSR_MC2_CTL 0x408 401#define MSR_MC2_STATUS 0x409 402#define MSR_MC2_ADDR 0x40a 403#define MSR_MC2_MISC 0x40b 404#define MSR_MC3_CTL 0x40c 405#define MSR_MC3_STATUS 0x40d 406#define MSR_MC3_ADDR 0x40e 407#define MSR_MC3_MISC 0x40f 408#define MSR_MC4_CTL 0x410 409#define MSR_MC4_STATUS 0x411 410#define MSR_MC4_ADDR 0x412 411#define MSR_MC4_MISC 0x413 412 413/* 414 * X2APIC MSRs 415 */ 416#define MSR_APIC_ID 0x802 417#define MSR_APIC_VERSION 0x803 418#define MSR_APIC_TPR 0x808 419#define MSR_APIC_EOI 0x80b 420#define MSR_APIC_LDR 0x80d 421#define MSR_APIC_SVR 0x80f 422#define MSR_APIC_ISR0 0x810 423#define MSR_APIC_ISR1 0x811 424#define MSR_APIC_ISR2 0x812 425#define MSR_APIC_ISR3 0x813 426#define MSR_APIC_ISR4 0x814 427#define MSR_APIC_ISR5 0x815 428#define MSR_APIC_ISR6 0x816 429#define MSR_APIC_ISR7 0x817 430#define MSR_APIC_TMR0 0x818 431#define MSR_APIC_IRR0 0x820 432#define MSR_APIC_ESR 0x828 433#define MSR_APIC_LVT_CMCI 0x82F 434#define MSR_APIC_ICR 0x830 435#define MSR_APIC_LVT_TIMER 0x832 436#define MSR_APIC_LVT_THERMAL 0x833 437#define MSR_APIC_LVT_PCINT 0x834 438#define MSR_APIC_LVT_LINT0 0x835 439#define MSR_APIC_LVT_LINT1 0x836 440#define MSR_APIC_LVT_ERROR 0x837 441#define MSR_APIC_ICR_TIMER 0x838 442#define MSR_APIC_CCR_TIMER 0x839 443#define MSR_APIC_DCR_TIMER 0x83e 444#define MSR_APIC_SELF_IPI 0x83f 445 446/* 447 * Constants related to MSR's. 448 */ 449#define APICBASE_RESERVED 0x000002ff 450#define APICBASE_BSP 0x00000100 451#define APICBASE_X2APIC 0x00000400 452#define APICBASE_ENABLED 0x00000800 453#define APICBASE_ADDRESS 0xfffff000 454 455/* MSR_IA32_FEATURE_CONTROL related */ 456#define IA32_FEATURE_CONTROL_LOCK 0x01 /* lock bit */ 457#define IA32_FEATURE_CONTROL_SMX_EN 0x02 /* enable VMX inside SMX */ 458#define IA32_FEATURE_CONTROL_VMX_EN 0x04 /* enable VMX outside SMX */ 459 460/* 461 * PAT modes. 462 */ 463#define PAT_UNCACHEABLE 0x00 464#define PAT_WRITE_COMBINING 0x01 465#define PAT_WRITE_THROUGH 0x04 466#define PAT_WRITE_PROTECTED 0x05 467#define PAT_WRITE_BACK 0x06 468#define PAT_UNCACHED 0x07 469#define PAT_VALUE(i, m) ((long long)(m) << (8 * (i))) 470#define PAT_MASK(i) PAT_VALUE(i, 0xff) 471 472/* 473 * Constants related to MTRRs 474 */ 475#define MTRR_UNCACHEABLE 0x00 476#define MTRR_WRITE_COMBINING 0x01 477#define MTRR_WRITE_THROUGH 0x04 478#define MTRR_WRITE_PROTECTED 0x05 479#define MTRR_WRITE_BACK 0x06 480#define MTRR_N64K 8 /* numbers of fixed-size entries */ 481#define MTRR_N16K 16 482#define MTRR_N4K 64 483#define MTRR_CAP_WC 0x0000000000000400 484#define MTRR_CAP_FIXED 0x0000000000000100 485#define MTRR_CAP_VCNT 0x00000000000000ff 486#define MTRR_DEF_ENABLE 0x0000000000000800 487#define MTRR_DEF_FIXED_ENABLE 0x0000000000000400 488#define MTRR_DEF_TYPE 0x00000000000000ff 489#define MTRR_PHYSBASE_PHYSBASE 0x000ffffffffff000 490#define MTRR_PHYSBASE_TYPE 0x00000000000000ff 491#define MTRR_PHYSMASK_PHYSMASK 0x000ffffffffff000 492#define MTRR_PHYSMASK_VALID 0x0000000000000800 493 494/* 495 * Cyrix configuration registers, accessible as IO ports. 496 */ 497#define CCR0 0xc0 /* Configuration control register 0 */ 498#define CCR0_NC0 0x01 /* First 64K of each 1M memory region is 499 non-cacheable */ 500#define CCR0_NC1 0x02 /* 640K-1M region is non-cacheable */ 501#define CCR0_A20M 0x04 /* Enables A20M# input pin */ 502#define CCR0_KEN 0x08 /* Enables KEN# input pin */ 503#define CCR0_FLUSH 0x10 /* Enables FLUSH# input pin */ 504#define CCR0_BARB 0x20 /* Flushes internal cache when entering hold 505 state */ 506#define CCR0_CO 0x40 /* Cache org: 1=direct mapped, 0=2x set 507 assoc */ 508#define CCR0_SUSPEND 0x80 /* Enables SUSP# and SUSPA# pins */ 509 510#define CCR1 0xc1 /* Configuration control register 1 */ 511#define CCR1_RPL 0x01 /* Enables RPLSET and RPLVAL# pins */ 512#define CCR1_SMI 0x02 /* Enables SMM pins */ 513#define CCR1_SMAC 0x04 /* System management memory access */ 514#define CCR1_MMAC 0x08 /* Main memory access */ 515#define CCR1_NO_LOCK 0x10 /* Negate LOCK# */ 516#define CCR1_SM3 0x80 /* SMM address space address region 3 */ 517 518#define CCR2 0xc2 519#define CCR2_WB 0x02 /* Enables WB cache interface pins */ 520#define CCR2_SADS 0x02 /* Slow ADS */ 521#define CCR2_LOCK_NW 0x04 /* LOCK NW Bit */ 522#define CCR2_SUSP_HLT 0x08 /* Suspend on HALT */ 523#define CCR2_WT1 0x10 /* WT region 1 */ 524#define CCR2_WPR1 0x10 /* Write-protect region 1 */ 525#define CCR2_BARB 0x20 /* Flushes write-back cache when entering 526 hold state. */ 527#define CCR2_BWRT 0x40 /* Enables burst write cycles */ 528#define CCR2_USE_SUSP 0x80 /* Enables suspend pins */ 529 530#define CCR3 0xc3 531#define CCR3_SMILOCK 0x01 /* SMM register lock */ 532#define CCR3_NMI 0x02 /* Enables NMI during SMM */ 533#define CCR3_LINBRST 0x04 /* Linear address burst cycles */ 534#define CCR3_SMMMODE 0x08 /* SMM Mode */ 535#define CCR3_MAPEN0 0x10 /* Enables Map0 */ 536#define CCR3_MAPEN1 0x20 /* Enables Map1 */ 537#define CCR3_MAPEN2 0x40 /* Enables Map2 */ 538#define CCR3_MAPEN3 0x80 /* Enables Map3 */ 539 540#define CCR4 0xe8 541#define CCR4_IOMASK 0x07 542#define CCR4_MEM 0x08 /* Enables momory bypassing */ 543#define CCR4_DTE 0x10 /* Enables directory table entry cache */ 544#define CCR4_FASTFPE 0x20 /* Fast FPU exception */ 545#define CCR4_CPUID 0x80 /* Enables CPUID instruction */ 546 547#define CCR5 0xe9 548#define CCR5_WT_ALLOC 0x01 /* Write-through allocate */ 549#define CCR5_SLOP 0x02 /* LOOP instruction slowed down */ 550#define CCR5_LBR1 0x10 /* Local bus region 1 */ 551#define CCR5_ARREN 0x20 /* Enables ARR region */ 552 553#define CCR6 0xea 554 555#define CCR7 0xeb 556 557/* Performance Control Register (5x86 only). */ 558#define PCR0 0x20 559#define PCR0_RSTK 0x01 /* Enables return stack */ 560#define PCR0_BTB 0x02 /* Enables branch target buffer */ 561#define PCR0_LOOP 0x04 /* Enables loop */ 562#define PCR0_AIS 0x08 /* Enables all instrcutions stalled to 563 serialize pipe. */ 564#define PCR0_MLR 0x10 /* Enables reordering of misaligned loads */ 565#define PCR0_BTBRT 0x40 /* Enables BTB test register. */ 566#define PCR0_LSSER 0x80 /* Disable reorder */ 567 568/* Device Identification Registers */ 569#define DIR0 0xfe 570#define DIR1 0xff 571 572/* 573 * Machine Check register constants. 574 */ 575#define MCG_CAP_COUNT 0x000000ff 576#define MCG_CAP_CTL_P 0x00000100 577#define MCG_CAP_EXT_P 0x00000200 578#define MCG_CAP_CMCI_P 0x00000400 579#define MCG_CAP_TES_P 0x00000800 580#define MCG_CAP_EXT_CNT 0x00ff0000 581#define MCG_CAP_SER_P 0x01000000 582#define MCG_STATUS_RIPV 0x00000001 583#define MCG_STATUS_EIPV 0x00000002 584#define MCG_STATUS_MCIP 0x00000004 585#define MCG_CTL_ENABLE 0xffffffffffffffff 586#define MCG_CTL_DISABLE 0x0000000000000000 587#define MSR_MC_CTL(x) (MSR_MC0_CTL + (x) * 4) 588#define MSR_MC_STATUS(x) (MSR_MC0_STATUS + (x) * 4) 589#define MSR_MC_ADDR(x) (MSR_MC0_ADDR + (x) * 4) 590#define MSR_MC_MISC(x) (MSR_MC0_MISC + (x) * 4) 591#define MSR_MC_CTL2(x) (MSR_MC0_CTL2 + (x)) /* If MCG_CAP_CMCI_P */ 592#define MC_STATUS_MCA_ERROR 0x000000000000ffff 593#define MC_STATUS_MODEL_ERROR 0x00000000ffff0000 594#define MC_STATUS_OTHER_INFO 0x01ffffff00000000 595#define MC_STATUS_COR_COUNT 0x001fffc000000000 /* If MCG_CAP_CMCI_P */ 596#define MC_STATUS_TES_STATUS 0x0060000000000000 /* If MCG_CAP_TES_P */ 597#define MC_STATUS_AR 0x0080000000000000 /* If MCG_CAP_TES_P */ 598#define MC_STATUS_S 0x0100000000000000 /* If MCG_CAP_TES_P */ 599#define MC_STATUS_PCC 0x0200000000000000 600#define MC_STATUS_ADDRV 0x0400000000000000 601#define MC_STATUS_MISCV 0x0800000000000000 602#define MC_STATUS_EN 0x1000000000000000 603#define MC_STATUS_UC 0x2000000000000000 604#define MC_STATUS_OVER 0x4000000000000000 605#define MC_STATUS_VAL 0x8000000000000000 606#define MC_MISC_RA_LSB 0x000000000000003f /* If MCG_CAP_SER_P */ 607#define MC_MISC_ADDRESS_MODE 0x00000000000001c0 /* If MCG_CAP_SER_P */ 608#define MC_CTL2_THRESHOLD 0x0000000000007fff 609#define MC_CTL2_CMCI_EN 0x0000000040000000 610 611/* 612 * The following four 3-byte registers control the non-cacheable regions. 613 * These registers must be written as three separate bytes. 614 * 615 * NCRx+0: A31-A24 of starting address 616 * NCRx+1: A23-A16 of starting address 617 * NCRx+2: A15-A12 of starting address | NCR_SIZE_xx. 618 * 619 * The non-cacheable region's starting address must be aligned to the 620 * size indicated by the NCR_SIZE_xx field. 621 */ 622#define NCR1 0xc4 623#define NCR2 0xc7 624#define NCR3 0xca 625#define NCR4 0xcd 626 627#define NCR_SIZE_0K 0 628#define NCR_SIZE_4K 1 629#define NCR_SIZE_8K 2 630#define NCR_SIZE_16K 3 631#define NCR_SIZE_32K 4 632#define NCR_SIZE_64K 5 633#define NCR_SIZE_128K 6 634#define NCR_SIZE_256K 7 635#define NCR_SIZE_512K 8 636#define NCR_SIZE_1M 9 637#define NCR_SIZE_2M 10 638#define NCR_SIZE_4M 11 639#define NCR_SIZE_8M 12 640#define NCR_SIZE_16M 13 641#define NCR_SIZE_32M 14 642#define NCR_SIZE_4G 15 643 644/* 645 * The address region registers are used to specify the location and 646 * size for the eight address regions. 647 * 648 * ARRx + 0: A31-A24 of start address 649 * ARRx + 1: A23-A16 of start address 650 * ARRx + 2: A15-A12 of start address | ARR_SIZE_xx 651 */ 652#define ARR0 0xc4 653#define ARR1 0xc7 654#define ARR2 0xca 655#define ARR3 0xcd 656#define ARR4 0xd0 657#define ARR5 0xd3 658#define ARR6 0xd6 659#define ARR7 0xd9 660 661#define ARR_SIZE_0K 0 662#define ARR_SIZE_4K 1 663#define ARR_SIZE_8K 2 664#define ARR_SIZE_16K 3 665#define ARR_SIZE_32K 4 666#define ARR_SIZE_64K 5 667#define ARR_SIZE_128K 6 668#define ARR_SIZE_256K 7 669#define ARR_SIZE_512K 8 670#define ARR_SIZE_1M 9 671#define ARR_SIZE_2M 10 672#define ARR_SIZE_4M 11 673#define ARR_SIZE_8M 12 674#define ARR_SIZE_16M 13 675#define ARR_SIZE_32M 14 676#define ARR_SIZE_4G 15 677 678/* 679 * The region control registers specify the attributes associated with 680 * the ARRx addres regions. 681 */ 682#define RCR0 0xdc 683#define RCR1 0xdd 684#define RCR2 0xde 685#define RCR3 0xdf 686#define RCR4 0xe0 687#define RCR5 0xe1 688#define RCR6 0xe2 689#define RCR7 0xe3 690 691#define RCR_RCD 0x01 /* Disables caching for ARRx (x = 0-6). */ 692#define RCR_RCE 0x01 /* Enables caching for ARR7. */ 693#define RCR_WWO 0x02 /* Weak write ordering. */ 694#define RCR_WL 0x04 /* Weak locking. */ 695#define RCR_WG 0x08 /* Write gathering. */ 696#define RCR_WT 0x10 /* Write-through. */ 697#define RCR_NLB 0x20 /* LBA# pin is not asserted. */ 698 699/* AMD Write Allocate Top-Of-Memory and Control Register */ 700#define AMD_WT_ALLOC_TME 0x40000 /* top-of-memory enable */ 701#define AMD_WT_ALLOC_PRE 0x20000 /* programmable range enable */ 702#define AMD_WT_ALLOC_FRE 0x10000 /* fixed (A0000-FFFFF) range enable */ 703 704/* AMD64 MSR's */ 705#define MSR_EFER 0xc0000080 /* extended features */ 706#define MSR_STAR 0xc0000081 /* legacy mode SYSCALL target/cs/ss */ 707#define MSR_LSTAR 0xc0000082 /* long mode SYSCALL target rip */ 708#define MSR_CSTAR 0xc0000083 /* compat mode SYSCALL target rip */ 709#define MSR_SF_MASK 0xc0000084 /* syscall flags mask */ 710#define MSR_FSBASE 0xc0000100 /* base address of the %fs "segment" */ 711#define MSR_GSBASE 0xc0000101 /* base address of the %gs "segment" */ 712#define MSR_KGSBASE 0xc0000102 /* base address of the kernel %gs */ 713#define MSR_PERFEVSEL0 0xc0010000 714#define MSR_PERFEVSEL1 0xc0010001 715#define MSR_PERFEVSEL2 0xc0010002 716#define MSR_PERFEVSEL3 0xc0010003 717#undef MSR_PERFCTR0 718#undef MSR_PERFCTR1 719#define MSR_PERFCTR0 0xc0010004 720#define MSR_PERFCTR1 0xc0010005 721#define MSR_PERFCTR2 0xc0010006 722#define MSR_PERFCTR3 0xc0010007 723#define MSR_SYSCFG 0xc0010010 724#define MSR_HWCR 0xc0010015 725#define MSR_IORRBASE0 0xc0010016 726#define MSR_IORRMASK0 0xc0010017 727#define MSR_IORRBASE1 0xc0010018 728#define MSR_IORRMASK1 0xc0010019 729#define MSR_TOP_MEM 0xc001001a /* boundary for ram below 4G */ 730#define MSR_TOP_MEM2 0xc001001d /* boundary for ram above 4G */ 731#define MSR_K8_UCODE_UPDATE 0xc0010020 /* update microcode */ 732#define MSR_MC0_CTL_MASK 0xc0010044 733 734/* VIA ACE crypto featureset: for via_feature_rng */ 735#define VIA_HAS_RNG 1 /* cpu has RNG */ 736 737/* VIA ACE crypto featureset: for via_feature_xcrypt */ 738#define VIA_HAS_AES 1 /* cpu has AES */ 739#define VIA_HAS_SHA 2 /* cpu has SHA1 & SHA256 */ 740#define VIA_HAS_MM 4 /* cpu has RSA instructions */ 741#define VIA_HAS_AESCTR 8 /* cpu has AES-CTR instructions */ 742 743/* Centaur Extended Feature flags */ 744#define VIA_CPUID_HAS_RNG 0x000004 745#define VIA_CPUID_DO_RNG 0x000008 746#define VIA_CPUID_HAS_ACE 0x000040 747#define VIA_CPUID_DO_ACE 0x000080 748#define VIA_CPUID_HAS_ACE2 0x000100 749#define VIA_CPUID_DO_ACE2 0x000200 750#define VIA_CPUID_HAS_PHE 0x000400 751#define VIA_CPUID_DO_PHE 0x000800 752#define VIA_CPUID_HAS_PMM 0x001000 753#define VIA_CPUID_DO_PMM 0x002000 754 755/* VIA ACE xcrypt-* instruction context control options */ 756#define VIA_CRYPT_CWLO_ROUND_M 0x0000000f 757#define VIA_CRYPT_CWLO_ALG_M 0x00000070 758#define VIA_CRYPT_CWLO_ALG_AES 0x00000000 759#define VIA_CRYPT_CWLO_KEYGEN_M 0x00000080 760#define VIA_CRYPT_CWLO_KEYGEN_HW 0x00000000 761#define VIA_CRYPT_CWLO_KEYGEN_SW 0x00000080 762#define VIA_CRYPT_CWLO_NORMAL 0x00000000 763#define VIA_CRYPT_CWLO_INTERMEDIATE 0x00000100 764#define VIA_CRYPT_CWLO_ENCRYPT 0x00000000 765#define VIA_CRYPT_CWLO_DECRYPT 0x00000200 766#define VIA_CRYPT_CWLO_KEY128 0x0000000a /* 128bit, 10 rds */ 767#define VIA_CRYPT_CWLO_KEY192 0x0000040c /* 192bit, 12 rds */ 768#define VIA_CRYPT_CWLO_KEY256 0x0000080e /* 256bit, 15 rds */ 769 770#endif /* !_MACHINE_SPECIALREG_H_ */ 771