2 * SPDX-License-Identifier: BSD-3-Clause
4 * Copyright (c) 1991 The Regents of the University of California.
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 * 3. Neither the name of the University nor the names of its contributors
16 * may be used to endorse or promote products derived from this software
17 * without specific prior written permission.
19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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31 * from: @(#)specialreg.h 7.1 (Berkeley) 5/9/91
35 #ifndef _MACHINE_SPECIALREG_H_
36 #define _MACHINE_SPECIALREG_H_
39 * Bits in 386 special registers:
41 #define CR0_PE 0x00000001 /* Protected mode Enable */
42 #define CR0_MP 0x00000002 /* "Math" (fpu) Present */
43 #define CR0_EM 0x00000004 /* EMulate FPU instructions. (trap ESC only) */
44 #define CR0_TS 0x00000008 /* Task Switched (if MP, trap ESC and WAIT) */
45 #define CR0_PG 0x80000000 /* PaGing enable */
48 * Bits in 486 special registers:
50 #define CR0_NE 0x00000020 /* Numeric Error enable (EX16 vs IRQ13) */
51 #define CR0_WP 0x00010000 /* Write Protect (honor page protect in
53 #define CR0_AM 0x00040000 /* Alignment Mask (set to enable AC flag) */
54 #define CR0_NW 0x20000000 /* Not Write-through */
55 #define CR0_CD 0x40000000 /* Cache Disable */
57 #define CR3_PCID_SAVE 0x8000000000000000
58 #define CR3_PCID_MASK 0xfff
61 * Bits in PPro special registers
63 #define CR4_VME 0x00000001 /* Virtual 8086 mode extensions */
64 #define CR4_PVI 0x00000002 /* Protected-mode virtual interrupts */
65 #define CR4_TSD 0x00000004 /* Time stamp disable */
66 #define CR4_DE 0x00000008 /* Debugging extensions */
67 #define CR4_PSE 0x00000010 /* Page size extensions */
68 #define CR4_PAE 0x00000020 /* Physical address extension */
69 #define CR4_MCE 0x00000040 /* Machine check enable */
70 #define CR4_PGE 0x00000080 /* Page global enable */
71 #define CR4_PCE 0x00000100 /* Performance monitoring counter enable */
72 #define CR4_FXSR 0x00000200 /* Fast FPU save/restore used by OS */
73 #define CR4_XMM 0x00000400 /* enable SIMD/MMX2 to use except 16 */
74 #define CR4_VMXE 0x00002000 /* enable VMX operation (Intel-specific) */
75 #define CR4_FSGSBASE 0x00010000 /* Enable FS/GS BASE accessing instructions */
76 #define CR4_PCIDE 0x00020000 /* Enable Context ID */
77 #define CR4_XSAVE 0x00040000 /* XSETBV/XGETBV */
78 #define CR4_SMEP 0x00100000 /* Supervisor-Mode Execution Prevention */
79 #define CR4_SMAP 0x00200000 /* Supervisor-Mode Access Prevention */
80 #define CR4_PKE 0x00400000 /* Protection Keys Enable */
83 * Bits in AMD64 special registers. EFER is 64 bits wide.
85 #define EFER_SCE 0x000000001 /* System Call Extensions (R/W) */
86 #define EFER_LME 0x000000100 /* Long mode enable (R/W) */
87 #define EFER_LMA 0x000000400 /* Long mode active (R) */
88 #define EFER_NXE 0x000000800 /* PTE No-Execute bit enable (R/W) */
89 #define EFER_SVM 0x000001000 /* SVM enable bit for AMD, reserved for Intel */
90 #define EFER_LMSLE 0x000002000 /* Long Mode Segment Limit Enable */
91 #define EFER_FFXSR 0x000004000 /* Fast FXSAVE/FSRSTOR */
92 #define EFER_TCE 0x000008000 /* Translation Cache Extension */
95 * Intel Extended Features registers
97 #define XCR0 0 /* XFEATURE_ENABLED_MASK register */
99 #define XFEATURE_ENABLED_X87 0x00000001
100 #define XFEATURE_ENABLED_SSE 0x00000002
101 #define XFEATURE_ENABLED_YMM_HI128 0x00000004
102 #define XFEATURE_ENABLED_AVX XFEATURE_ENABLED_YMM_HI128
103 #define XFEATURE_ENABLED_BNDREGS 0x00000008
104 #define XFEATURE_ENABLED_BNDCSR 0x00000010
105 #define XFEATURE_ENABLED_OPMASK 0x00000020
106 #define XFEATURE_ENABLED_ZMM_HI256 0x00000040
107 #define XFEATURE_ENABLED_HI16_ZMM 0x00000080
109 #define XFEATURE_AVX \
110 (XFEATURE_ENABLED_X87 | XFEATURE_ENABLED_SSE | XFEATURE_ENABLED_AVX)
111 #define XFEATURE_AVX512 \
112 (XFEATURE_ENABLED_OPMASK | XFEATURE_ENABLED_ZMM_HI256 | \
113 XFEATURE_ENABLED_HI16_ZMM)
114 #define XFEATURE_MPX \
115 (XFEATURE_ENABLED_BNDREGS | XFEATURE_ENABLED_BNDCSR)
118 * CPUID instruction features register
120 #define CPUID_FPU 0x00000001
121 #define CPUID_VME 0x00000002
122 #define CPUID_DE 0x00000004
123 #define CPUID_PSE 0x00000008
124 #define CPUID_TSC 0x00000010
125 #define CPUID_MSR 0x00000020
126 #define CPUID_PAE 0x00000040
127 #define CPUID_MCE 0x00000080
128 #define CPUID_CX8 0x00000100
129 #define CPUID_APIC 0x00000200
130 #define CPUID_B10 0x00000400
131 #define CPUID_SEP 0x00000800
132 #define CPUID_MTRR 0x00001000
133 #define CPUID_PGE 0x00002000
134 #define CPUID_MCA 0x00004000
135 #define CPUID_CMOV 0x00008000
136 #define CPUID_PAT 0x00010000
137 #define CPUID_PSE36 0x00020000
138 #define CPUID_PSN 0x00040000
139 #define CPUID_CLFSH 0x00080000
140 #define CPUID_B20 0x00100000
141 #define CPUID_DS 0x00200000
142 #define CPUID_ACPI 0x00400000
143 #define CPUID_MMX 0x00800000
144 #define CPUID_FXSR 0x01000000
145 #define CPUID_SSE 0x02000000
146 #define CPUID_XMM 0x02000000
147 #define CPUID_SSE2 0x04000000
148 #define CPUID_SS 0x08000000
149 #define CPUID_HTT 0x10000000
150 #define CPUID_TM 0x20000000
151 #define CPUID_IA64 0x40000000
152 #define CPUID_PBE 0x80000000
154 #define CPUID2_SSE3 0x00000001
155 #define CPUID2_PCLMULQDQ 0x00000002
156 #define CPUID2_DTES64 0x00000004
157 #define CPUID2_MON 0x00000008
158 #define CPUID2_DS_CPL 0x00000010
159 #define CPUID2_VMX 0x00000020
160 #define CPUID2_SMX 0x00000040
161 #define CPUID2_EST 0x00000080
162 #define CPUID2_TM2 0x00000100
163 #define CPUID2_SSSE3 0x00000200
164 #define CPUID2_CNXTID 0x00000400
165 #define CPUID2_SDBG 0x00000800
166 #define CPUID2_FMA 0x00001000
167 #define CPUID2_CX16 0x00002000
168 #define CPUID2_XTPR 0x00004000
169 #define CPUID2_PDCM 0x00008000
170 #define CPUID2_PCID 0x00020000
171 #define CPUID2_DCA 0x00040000
172 #define CPUID2_SSE41 0x00080000
173 #define CPUID2_SSE42 0x00100000
174 #define CPUID2_X2APIC 0x00200000
175 #define CPUID2_MOVBE 0x00400000
176 #define CPUID2_POPCNT 0x00800000
177 #define CPUID2_TSCDLT 0x01000000
178 #define CPUID2_AESNI 0x02000000
179 #define CPUID2_XSAVE 0x04000000
180 #define CPUID2_OSXSAVE 0x08000000
181 #define CPUID2_AVX 0x10000000
182 #define CPUID2_F16C 0x20000000
183 #define CPUID2_RDRAND 0x40000000
184 #define CPUID2_HV 0x80000000
187 * Important bits in the Thermal and Power Management flags
188 * CPUID.6 EAX and ECX.
190 #define CPUTPM1_SENSOR 0x00000001
191 #define CPUTPM1_TURBO 0x00000002
192 #define CPUTPM1_ARAT 0x00000004
193 #define CPUTPM2_EFFREQ 0x00000001
195 /* Intel Processor Trace CPUID. */
198 #define CPUPT_CR3 (1 << 0) /* CR3 Filtering Support */
199 #define CPUPT_PSB (1 << 1) /* Configurable PSB and Cycle-Accurate Mode Supported */
200 #define CPUPT_IPF (1 << 2) /* IP Filtering and TraceStop supported */
201 #define CPUPT_MTC (1 << 3) /* MTC Supported */
202 #define CPUPT_PRW (1 << 4) /* PTWRITE Supported */
203 #define CPUPT_PWR (1 << 5) /* Power Event Trace Supported */
206 #define CPUPT_TOPA (1 << 0) /* ToPA Output Supported */
207 #define CPUPT_TOPA_MULTI (1 << 1) /* ToPA Tables Allow Multiple Output Entries */
208 #define CPUPT_SINGLE (1 << 2) /* Single-Range Output Supported */
209 #define CPUPT_TT_OUT (1 << 3) /* Output to Trace Transport Subsystem Supported */
210 #define CPUPT_LINEAR_IP (1 << 31) /* IP Payloads are Linear IP, otherwise IP is effective */
213 #define CPUPT_NADDR_S 0 /* Number of Address Ranges */
214 #define CPUPT_NADDR_M (0x7 << CPUPT_NADDR_S)
215 #define CPUPT_MTC_BITMAP_S 16 /* Bitmap of supported MTC Period Encodings */
216 #define CPUPT_MTC_BITMAP_M (0xffff << CPUPT_MTC_BITMAP_S)
219 #define CPUPT_CT_BITMAP_S 0 /* Bitmap of supported Cycle Threshold values */
220 #define CPUPT_CT_BITMAP_M (0xffff << CPUPT_CT_BITMAP_S)
221 #define CPUPT_PFE_BITMAP_S 16 /* Bitmap of supported Configurable PSB Frequency encoding */
222 #define CPUPT_PFE_BITMAP_M (0xffff << CPUPT_PFE_BITMAP_S)
225 * Important bits in the AMD extended cpuid flags
227 #define AMDID_SYSCALL 0x00000800
228 #define AMDID_MP 0x00080000
229 #define AMDID_NX 0x00100000
230 #define AMDID_EXT_MMX 0x00400000
231 #define AMDID_FFXSR 0x02000000
232 #define AMDID_PAGE1GB 0x04000000
233 #define AMDID_RDTSCP 0x08000000
234 #define AMDID_LM 0x20000000
235 #define AMDID_EXT_3DNOW 0x40000000
236 #define AMDID_3DNOW 0x80000000
238 #define AMDID2_LAHF 0x00000001
239 #define AMDID2_CMP 0x00000002
240 #define AMDID2_SVM 0x00000004
241 #define AMDID2_EXT_APIC 0x00000008
242 #define AMDID2_CR8 0x00000010
243 #define AMDID2_ABM 0x00000020
244 #define AMDID2_SSE4A 0x00000040
245 #define AMDID2_MAS 0x00000080
246 #define AMDID2_PREFETCH 0x00000100
247 #define AMDID2_OSVW 0x00000200
248 #define AMDID2_IBS 0x00000400
249 #define AMDID2_XOP 0x00000800
250 #define AMDID2_SKINIT 0x00001000
251 #define AMDID2_WDT 0x00002000
252 #define AMDID2_LWP 0x00008000
253 #define AMDID2_FMA4 0x00010000
254 #define AMDID2_TCE 0x00020000
255 #define AMDID2_NODE_ID 0x00080000
256 #define AMDID2_TBM 0x00200000
257 #define AMDID2_TOPOLOGY 0x00400000
258 #define AMDID2_PCXC 0x00800000
259 #define AMDID2_PNXC 0x01000000
260 #define AMDID2_DBE 0x04000000
261 #define AMDID2_PTSC 0x08000000
262 #define AMDID2_PTSCEL2I 0x10000000
263 #define AMDID2_MWAITX 0x20000000
266 * CPUID instruction 1 eax info
268 #define CPUID_STEPPING 0x0000000f
269 #define CPUID_MODEL 0x000000f0
270 #define CPUID_FAMILY 0x00000f00
271 #define CPUID_EXT_MODEL 0x000f0000
272 #define CPUID_EXT_FAMILY 0x0ff00000
274 #define CPUID_TO_MODEL(id) \
275 ((((id) & CPUID_MODEL) >> 4) | \
276 ((((id) & CPUID_FAMILY) >= 0x600) ? \
277 (((id) & CPUID_EXT_MODEL) >> 12) : 0))
278 #define CPUID_TO_FAMILY(id) \
279 ((((id) & CPUID_FAMILY) >> 8) + \
280 ((((id) & CPUID_FAMILY) == 0xf00) ? \
281 (((id) & CPUID_EXT_FAMILY) >> 20) : 0))
283 #define CPUID_TO_MODEL(id) \
284 ((((id) & CPUID_MODEL) >> 4) | \
285 (((id) & CPUID_EXT_MODEL) >> 12))
286 #define CPUID_TO_FAMILY(id) \
287 ((((id) & CPUID_FAMILY) >> 8) + \
288 (((id) & CPUID_EXT_FAMILY) >> 20))
292 * CPUID instruction 1 ebx info
294 #define CPUID_BRAND_INDEX 0x000000ff
295 #define CPUID_CLFUSH_SIZE 0x0000ff00
296 #define CPUID_HTT_CORES 0x00ff0000
297 #define CPUID_LOCAL_APIC_ID 0xff000000
300 * CPUID instruction 5 info
302 #define CPUID5_MON_MIN_SIZE 0x0000ffff /* eax */
303 #define CPUID5_MON_MAX_SIZE 0x0000ffff /* ebx */
304 #define CPUID5_MON_MWAIT_EXT 0x00000001 /* ecx */
305 #define CPUID5_MWAIT_INTRBREAK 0x00000002 /* ecx */
308 * MWAIT cpu power states. Lower 4 bits are sub-states.
310 #define MWAIT_C0 0xf0
311 #define MWAIT_C1 0x00
312 #define MWAIT_C2 0x10
313 #define MWAIT_C3 0x20
314 #define MWAIT_C4 0x30
319 /* Interrupt breaks MWAIT even when masked. */
320 #define MWAIT_INTRBREAK 0x00000001
323 * CPUID instruction 6 ecx info
325 #define CPUID_PERF_STAT 0x00000001
326 #define CPUID_PERF_BIAS 0x00000008
329 * CPUID instruction 0xb ebx info.
331 #define CPUID_TYPE_INVAL 0
332 #define CPUID_TYPE_SMT 1
333 #define CPUID_TYPE_CORE 2
336 * CPUID instruction 0xd Processor Extended State Enumeration Sub-leaf 1
338 #define CPUID_EXTSTATE_XSAVEOPT 0x00000001
339 #define CPUID_EXTSTATE_XSAVEC 0x00000002
340 #define CPUID_EXTSTATE_XINUSE 0x00000004
341 #define CPUID_EXTSTATE_XSAVES 0x00000008
344 * AMD extended function 8000_0007h ebx info
346 #define AMDRAS_MCA_OF_RECOV 0x00000001
347 #define AMDRAS_SUCCOR 0x00000002
348 #define AMDRAS_HW_ASSERT 0x00000004
349 #define AMDRAS_SCALABLE_MCA 0x00000008
350 #define AMDRAS_PFEH_SUPPORT 0x00000010
353 * AMD extended function 8000_0007h edx info
355 #define AMDPM_TS 0x00000001
356 #define AMDPM_FID 0x00000002
357 #define AMDPM_VID 0x00000004
358 #define AMDPM_TTP 0x00000008
359 #define AMDPM_TM 0x00000010
360 #define AMDPM_STC 0x00000020
361 #define AMDPM_100MHZ_STEPS 0x00000040
362 #define AMDPM_HW_PSTATE 0x00000080
363 #define AMDPM_TSC_INVARIANT 0x00000100
364 #define AMDPM_CPB 0x00000200
367 * AMD extended function 8000_0008h ebx info (amd_extended_feature_extensions)
369 #define AMDFEID_CLZERO 0x00000001
370 #define AMDFEID_IRPERF 0x00000002
371 #define AMDFEID_XSAVEERPTR 0x00000004
374 * AMD extended function 8000_0008h ecx info
376 #define AMDID_CMP_CORES 0x000000ff
377 #define AMDID_COREID_SIZE 0x0000f000
378 #define AMDID_COREID_SIZE_SHIFT 12
381 * CPUID instruction 7 Structured Extended Features, leaf 0 ebx info
383 #define CPUID_STDEXT_FSGSBASE 0x00000001
384 #define CPUID_STDEXT_TSC_ADJUST 0x00000002
385 #define CPUID_STDEXT_SGX 0x00000004
386 #define CPUID_STDEXT_BMI1 0x00000008
387 #define CPUID_STDEXT_HLE 0x00000010
388 #define CPUID_STDEXT_AVX2 0x00000020
389 #define CPUID_STDEXT_FDP_EXC 0x00000040
390 #define CPUID_STDEXT_SMEP 0x00000080
391 #define CPUID_STDEXT_BMI2 0x00000100
392 #define CPUID_STDEXT_ERMS 0x00000200
393 #define CPUID_STDEXT_INVPCID 0x00000400
394 #define CPUID_STDEXT_RTM 0x00000800
395 #define CPUID_STDEXT_PQM 0x00001000
396 #define CPUID_STDEXT_NFPUSG 0x00002000
397 #define CPUID_STDEXT_MPX 0x00004000
398 #define CPUID_STDEXT_PQE 0x00008000
399 #define CPUID_STDEXT_AVX512F 0x00010000
400 #define CPUID_STDEXT_AVX512DQ 0x00020000
401 #define CPUID_STDEXT_RDSEED 0x00040000
402 #define CPUID_STDEXT_ADX 0x00080000
403 #define CPUID_STDEXT_SMAP 0x00100000
404 #define CPUID_STDEXT_AVX512IFMA 0x00200000
405 #define CPUID_STDEXT_PCOMMIT 0x00400000
406 #define CPUID_STDEXT_CLFLUSHOPT 0x00800000
407 #define CPUID_STDEXT_CLWB 0x01000000
408 #define CPUID_STDEXT_PROCTRACE 0x02000000
409 #define CPUID_STDEXT_AVX512PF 0x04000000
410 #define CPUID_STDEXT_AVX512ER 0x08000000
411 #define CPUID_STDEXT_AVX512CD 0x10000000
412 #define CPUID_STDEXT_SHA 0x20000000
413 #define CPUID_STDEXT_AVX512BW 0x40000000
414 #define CPUID_STDEXT_AVX512VL 0x80000000
417 * CPUID instruction 7 Structured Extended Features, leaf 0 ecx info
419 #define CPUID_STDEXT2_PREFETCHWT1 0x00000001
420 #define CPUID_STDEXT2_UMIP 0x00000004
421 #define CPUID_STDEXT2_PKU 0x00000008
422 #define CPUID_STDEXT2_OSPKE 0x00000010
423 #define CPUID_STDEXT2_WAITPKG 0x00000020
424 #define CPUID_STDEXT2_GFNI 0x00000100
425 #define CPUID_STDEXT2_RDPID 0x00400000
426 #define CPUID_STDEXT2_CLDEMOTE 0x02000000
427 #define CPUID_STDEXT2_MOVDIRI 0x08000000
428 #define CPUID_STDEXT2_MOVDIRI64B 0x10000000
429 #define CPUID_STDEXT2_SGXLC 0x40000000
432 * CPUID instruction 7 Structured Extended Features, leaf 0 edx info
434 #define CPUID_STDEXT3_MD_CLEAR 0x00000400
435 #define CPUID_STDEXT3_TSXFA 0x00002000
436 #define CPUID_STDEXT3_IBPB 0x04000000
437 #define CPUID_STDEXT3_STIBP 0x08000000
438 #define CPUID_STDEXT3_L1D_FLUSH 0x10000000
439 #define CPUID_STDEXT3_ARCH_CAP 0x20000000
440 #define CPUID_STDEXT3_CORE_CAP 0x40000000
441 #define CPUID_STDEXT3_SSBD 0x80000000
443 /* MSR IA32_ARCH_CAP(ABILITIES) bits */
444 #define IA32_ARCH_CAP_RDCL_NO 0x00000001
445 #define IA32_ARCH_CAP_IBRS_ALL 0x00000002
446 #define IA32_ARCH_CAP_RSBA 0x00000004
447 #define IA32_ARCH_CAP_SKIP_L1DFL_VMENTRY 0x00000008
448 #define IA32_ARCH_CAP_SSB_NO 0x00000010
449 #define IA32_ARCH_CAP_MDS_NO 0x00000020
450 #define IA32_ARCH_CAP_IF_PSCHANGE_MC_NO 0x00000040
453 * CPUID manufacturers identifiers
455 #define AMD_VENDOR_ID "AuthenticAMD"
456 #define CENTAUR_VENDOR_ID "CentaurHauls"
457 #define CYRIX_VENDOR_ID "CyrixInstead"
458 #define INTEL_VENDOR_ID "GenuineIntel"
459 #define NEXGEN_VENDOR_ID "NexGenDriven"
460 #define NSC_VENDOR_ID "Geode by NSC"
461 #define RISE_VENDOR_ID "RiseRiseRise"
462 #define SIS_VENDOR_ID "SiS SiS SiS "
463 #define TRANSMETA_VENDOR_ID "GenuineTMx86"
464 #define UMC_VENDOR_ID "UMC UMC UMC "
467 * Model-specific registers for the i386 family
469 #define MSR_P5_MC_ADDR 0x000
470 #define MSR_P5_MC_TYPE 0x001
471 #define MSR_TSC 0x010
472 #define MSR_P5_CESR 0x011
473 #define MSR_P5_CTR0 0x012
474 #define MSR_P5_CTR1 0x013
475 #define MSR_IA32_PLATFORM_ID 0x017
476 #define MSR_APICBASE 0x01b
477 #define MSR_EBL_CR_POWERON 0x02a
478 #define MSR_TEST_CTL 0x033
479 #define MSR_IA32_FEATURE_CONTROL 0x03a
480 #define MSR_IA32_SPEC_CTRL 0x048
481 #define MSR_IA32_PRED_CMD 0x049
482 #define MSR_BIOS_UPDT_TRIG 0x079
483 #define MSR_BBL_CR_D0 0x088
484 #define MSR_BBL_CR_D1 0x089
485 #define MSR_BBL_CR_D2 0x08a
486 #define MSR_BIOS_SIGN 0x08b
487 #define MSR_PERFCTR0 0x0c1
488 #define MSR_PERFCTR1 0x0c2
489 #define MSR_PLATFORM_INFO 0x0ce
490 #define MSR_MPERF 0x0e7
491 #define MSR_APERF 0x0e8
492 #define MSR_IA32_EXT_CONFIG 0x0ee /* Undocumented. Core Solo/Duo only */
493 #define MSR_MTRRcap 0x0fe
494 #define MSR_IA32_ARCH_CAP 0x10a
495 #define MSR_IA32_FLUSH_CMD 0x10b
496 #define MSR_TSX_FORCE_ABORT 0x10f
497 #define MSR_BBL_CR_ADDR 0x116
498 #define MSR_BBL_CR_DECC 0x118
499 #define MSR_BBL_CR_CTL 0x119
500 #define MSR_BBL_CR_TRIG 0x11a
501 #define MSR_BBL_CR_BUSY 0x11b
502 #define MSR_BBL_CR_CTL3 0x11e
503 #define MSR_SYSENTER_CS_MSR 0x174
504 #define MSR_SYSENTER_ESP_MSR 0x175
505 #define MSR_SYSENTER_EIP_MSR 0x176
506 #define MSR_MCG_CAP 0x179
507 #define MSR_MCG_STATUS 0x17a
508 #define MSR_MCG_CTL 0x17b
509 #define MSR_EVNTSEL0 0x186
510 #define MSR_EVNTSEL1 0x187
511 #define MSR_THERM_CONTROL 0x19a
512 #define MSR_THERM_INTERRUPT 0x19b
513 #define MSR_THERM_STATUS 0x19c
514 #define MSR_IA32_MISC_ENABLE 0x1a0
515 #define MSR_IA32_TEMPERATURE_TARGET 0x1a2
516 #define MSR_TURBO_RATIO_LIMIT 0x1ad
517 #define MSR_TURBO_RATIO_LIMIT1 0x1ae
518 #define MSR_DEBUGCTLMSR 0x1d9
519 #define MSR_LASTBRANCHFROMIP 0x1db
520 #define MSR_LASTBRANCHTOIP 0x1dc
521 #define MSR_LASTINTFROMIP 0x1dd
522 #define MSR_LASTINTTOIP 0x1de
523 #define MSR_ROB_CR_BKUPTMPDR6 0x1e0
524 #define MSR_MTRRVarBase 0x200
525 #define MSR_MTRR64kBase 0x250
526 #define MSR_MTRR16kBase 0x258
527 #define MSR_MTRR4kBase 0x268
528 #define MSR_PAT 0x277
529 #define MSR_MC0_CTL2 0x280
530 #define MSR_MTRRdefType 0x2ff
531 #define MSR_MC0_CTL 0x400
532 #define MSR_MC0_STATUS 0x401
533 #define MSR_MC0_ADDR 0x402
534 #define MSR_MC0_MISC 0x403
535 #define MSR_MC1_CTL 0x404
536 #define MSR_MC1_STATUS 0x405
537 #define MSR_MC1_ADDR 0x406
538 #define MSR_MC1_MISC 0x407
539 #define MSR_MC2_CTL 0x408
540 #define MSR_MC2_STATUS 0x409
541 #define MSR_MC2_ADDR 0x40a
542 #define MSR_MC2_MISC 0x40b
543 #define MSR_MC3_CTL 0x40c
544 #define MSR_MC3_STATUS 0x40d
545 #define MSR_MC3_ADDR 0x40e
546 #define MSR_MC3_MISC 0x40f
547 #define MSR_MC4_CTL 0x410
548 #define MSR_MC4_STATUS 0x411
549 #define MSR_MC4_ADDR 0x412
550 #define MSR_MC4_MISC 0x413
551 #define MSR_RAPL_POWER_UNIT 0x606
552 #define MSR_PKG_ENERGY_STATUS 0x611
553 #define MSR_DRAM_ENERGY_STATUS 0x619
554 #define MSR_PP0_ENERGY_STATUS 0x639
555 #define MSR_PP1_ENERGY_STATUS 0x641
556 #define MSR_TSC_DEADLINE 0x6e0 /* Writes are not serializing */
561 #define MSR_VMX_BASIC 0x480
562 #define MSR_VMX_PINBASED_CTLS 0x481
563 #define MSR_VMX_PROCBASED_CTLS 0x482
564 #define MSR_VMX_EXIT_CTLS 0x483
565 #define MSR_VMX_ENTRY_CTLS 0x484
566 #define MSR_VMX_CR0_FIXED0 0x486
567 #define MSR_VMX_CR0_FIXED1 0x487
568 #define MSR_VMX_CR4_FIXED0 0x488
569 #define MSR_VMX_CR4_FIXED1 0x489
570 #define MSR_VMX_PROCBASED_CTLS2 0x48b
571 #define MSR_VMX_EPT_VPID_CAP 0x48c
572 #define MSR_VMX_TRUE_PINBASED_CTLS 0x48d
573 #define MSR_VMX_TRUE_PROCBASED_CTLS 0x48e
574 #define MSR_VMX_TRUE_EXIT_CTLS 0x48f
575 #define MSR_VMX_TRUE_ENTRY_CTLS 0x490
579 * Writes are not serializing.
581 #define MSR_APIC_000 0x800
582 #define MSR_APIC_ID 0x802
583 #define MSR_APIC_VERSION 0x803
584 #define MSR_APIC_TPR 0x808
585 #define MSR_APIC_EOI 0x80b
586 #define MSR_APIC_LDR 0x80d
587 #define MSR_APIC_SVR 0x80f
588 #define MSR_APIC_ISR0 0x810
589 #define MSR_APIC_ISR1 0x811
590 #define MSR_APIC_ISR2 0x812
591 #define MSR_APIC_ISR3 0x813
592 #define MSR_APIC_ISR4 0x814
593 #define MSR_APIC_ISR5 0x815
594 #define MSR_APIC_ISR6 0x816
595 #define MSR_APIC_ISR7 0x817
596 #define MSR_APIC_TMR0 0x818
597 #define MSR_APIC_IRR0 0x820
598 #define MSR_APIC_ESR 0x828
599 #define MSR_APIC_LVT_CMCI 0x82F
600 #define MSR_APIC_ICR 0x830
601 #define MSR_APIC_LVT_TIMER 0x832
602 #define MSR_APIC_LVT_THERMAL 0x833
603 #define MSR_APIC_LVT_PCINT 0x834
604 #define MSR_APIC_LVT_LINT0 0x835
605 #define MSR_APIC_LVT_LINT1 0x836
606 #define MSR_APIC_LVT_ERROR 0x837
607 #define MSR_APIC_ICR_TIMER 0x838
608 #define MSR_APIC_CCR_TIMER 0x839
609 #define MSR_APIC_DCR_TIMER 0x83e
610 #define MSR_APIC_SELF_IPI 0x83f
612 #define MSR_IA32_XSS 0xda0
615 * Intel Processor Trace (PT) MSRs.
617 #define MSR_IA32_RTIT_OUTPUT_BASE 0x560 /* Trace Output Base Register (R/W) */
618 #define MSR_IA32_RTIT_OUTPUT_MASK_PTRS 0x561 /* Trace Output Mask Pointers Register (R/W) */
619 #define MSR_IA32_RTIT_CTL 0x570 /* Trace Control Register (R/W) */
620 #define RTIT_CTL_TRACEEN (1 << 0)
621 #define RTIT_CTL_CYCEN (1 << 1)
622 #define RTIT_CTL_OS (1 << 2)
623 #define RTIT_CTL_USER (1 << 3)
624 #define RTIT_CTL_PWREVTEN (1 << 4)
625 #define RTIT_CTL_FUPONPTW (1 << 5)
626 #define RTIT_CTL_FABRICEN (1 << 6)
627 #define RTIT_CTL_CR3FILTER (1 << 7)
628 #define RTIT_CTL_TOPA (1 << 8)
629 #define RTIT_CTL_MTCEN (1 << 9)
630 #define RTIT_CTL_TSCEN (1 << 10)
631 #define RTIT_CTL_DISRETC (1 << 11)
632 #define RTIT_CTL_PTWEN (1 << 12)
633 #define RTIT_CTL_BRANCHEN (1 << 13)
634 #define RTIT_CTL_MTC_FREQ_S 14
635 #define RTIT_CTL_MTC_FREQ(n) ((n) << RTIT_CTL_MTC_FREQ_S)
636 #define RTIT_CTL_MTC_FREQ_M (0xf << RTIT_CTL_MTC_FREQ_S)
637 #define RTIT_CTL_CYC_THRESH_S 19
638 #define RTIT_CTL_CYC_THRESH_M (0xf << RTIT_CTL_CYC_THRESH_S)
639 #define RTIT_CTL_PSB_FREQ_S 24
640 #define RTIT_CTL_PSB_FREQ_M (0xf << RTIT_CTL_PSB_FREQ_S)
641 #define RTIT_CTL_ADDR_CFG_S(n) (32 + (n) * 4)
642 #define RTIT_CTL_ADDR0_CFG_S 32
643 #define RTIT_CTL_ADDR0_CFG_M (0xfULL << RTIT_CTL_ADDR0_CFG_S)
644 #define RTIT_CTL_ADDR1_CFG_S 36
645 #define RTIT_CTL_ADDR1_CFG_M (0xfULL << RTIT_CTL_ADDR1_CFG_S)
646 #define RTIT_CTL_ADDR2_CFG_S 40
647 #define RTIT_CTL_ADDR2_CFG_M (0xfULL << RTIT_CTL_ADDR2_CFG_S)
648 #define RTIT_CTL_ADDR3_CFG_S 44
649 #define RTIT_CTL_ADDR3_CFG_M (0xfULL << RTIT_CTL_ADDR3_CFG_S)
650 #define MSR_IA32_RTIT_STATUS 0x571 /* Tracing Status Register (R/W) */
651 #define RTIT_STATUS_FILTEREN (1 << 0)
652 #define RTIT_STATUS_CONTEXTEN (1 << 1)
653 #define RTIT_STATUS_TRIGGEREN (1 << 2)
654 #define RTIT_STATUS_ERROR (1 << 4)
655 #define RTIT_STATUS_STOPPED (1 << 5)
656 #define RTIT_STATUS_PACKETBYTECNT_S 32
657 #define RTIT_STATUS_PACKETBYTECNT_M (0x1ffffULL << RTIT_STATUS_PACKETBYTECNT_S)
658 #define MSR_IA32_RTIT_CR3_MATCH 0x572 /* Trace Filter CR3 Match Register (R/W) */
659 #define MSR_IA32_RTIT_ADDR_A(n) (0x580 + (n) * 2)
660 #define MSR_IA32_RTIT_ADDR_B(n) (0x581 + (n) * 2)
661 #define MSR_IA32_RTIT_ADDR0_A 0x580 /* Region 0 Start Address (R/W) */
662 #define MSR_IA32_RTIT_ADDR0_B 0x581 /* Region 0 End Address (R/W) */
663 #define MSR_IA32_RTIT_ADDR1_A 0x582 /* Region 1 Start Address (R/W) */
664 #define MSR_IA32_RTIT_ADDR1_B 0x583 /* Region 1 End Address (R/W) */
665 #define MSR_IA32_RTIT_ADDR2_A 0x584 /* Region 2 Start Address (R/W) */
666 #define MSR_IA32_RTIT_ADDR2_B 0x585 /* Region 2 End Address (R/W) */
667 #define MSR_IA32_RTIT_ADDR3_A 0x586 /* Region 3 Start Address (R/W) */
668 #define MSR_IA32_RTIT_ADDR3_B 0x587 /* Region 3 End Address (R/W) */
670 /* Intel Processor Trace Table of Physical Addresses (ToPA). */
671 #define TOPA_SIZE_S 6
672 #define TOPA_SIZE_M (0xf << TOPA_SIZE_S)
673 #define TOPA_SIZE_4K (0 << TOPA_SIZE_S)
674 #define TOPA_SIZE_8K (1 << TOPA_SIZE_S)
675 #define TOPA_SIZE_16K (2 << TOPA_SIZE_S)
676 #define TOPA_SIZE_32K (3 << TOPA_SIZE_S)
677 #define TOPA_SIZE_64K (4 << TOPA_SIZE_S)
678 #define TOPA_SIZE_128K (5 << TOPA_SIZE_S)
679 #define TOPA_SIZE_256K (6 << TOPA_SIZE_S)
680 #define TOPA_SIZE_512K (7 << TOPA_SIZE_S)
681 #define TOPA_SIZE_1M (8 << TOPA_SIZE_S)
682 #define TOPA_SIZE_2M (9 << TOPA_SIZE_S)
683 #define TOPA_SIZE_4M (10 << TOPA_SIZE_S)
684 #define TOPA_SIZE_8M (11 << TOPA_SIZE_S)
685 #define TOPA_SIZE_16M (12 << TOPA_SIZE_S)
686 #define TOPA_SIZE_32M (13 << TOPA_SIZE_S)
687 #define TOPA_SIZE_64M (14 << TOPA_SIZE_S)
688 #define TOPA_SIZE_128M (15 << TOPA_SIZE_S)
689 #define TOPA_STOP (1 << 4)
690 #define TOPA_INT (1 << 2)
691 #define TOPA_END (1 << 0)
694 * Constants related to MSR's.
696 #define APICBASE_RESERVED 0x000002ff
697 #define APICBASE_BSP 0x00000100
698 #define APICBASE_X2APIC 0x00000400
699 #define APICBASE_ENABLED 0x00000800
700 #define APICBASE_ADDRESS 0xfffff000
702 /* MSR_IA32_FEATURE_CONTROL related */
703 #define IA32_FEATURE_CONTROL_LOCK 0x01 /* lock bit */
704 #define IA32_FEATURE_CONTROL_SMX_EN 0x02 /* enable VMX inside SMX */
705 #define IA32_FEATURE_CONTROL_VMX_EN 0x04 /* enable VMX outside SMX */
707 /* MSR IA32_MISC_ENABLE */
708 #define IA32_MISC_EN_FASTSTR 0x0000000000000001ULL
709 #define IA32_MISC_EN_ATCCE 0x0000000000000008ULL
710 #define IA32_MISC_EN_PERFMON 0x0000000000000080ULL
711 #define IA32_MISC_EN_PEBSU 0x0000000000001000ULL
712 #define IA32_MISC_EN_ESSTE 0x0000000000010000ULL
713 #define IA32_MISC_EN_MONE 0x0000000000040000ULL
714 #define IA32_MISC_EN_LIMCPUID 0x0000000000400000ULL
715 #define IA32_MISC_EN_xTPRD 0x0000000000800000ULL
716 #define IA32_MISC_EN_XDD 0x0000000400000000ULL
719 * IA32_SPEC_CTRL and IA32_PRED_CMD MSRs are described in the Intel'
720 * document 336996-001 Speculative Execution Side Channel Mitigations.
722 /* MSR IA32_SPEC_CTRL */
723 #define IA32_SPEC_CTRL_IBRS 0x00000001
724 #define IA32_SPEC_CTRL_STIBP 0x00000002
725 #define IA32_SPEC_CTRL_SSBD 0x00000004
727 /* MSR IA32_PRED_CMD */
728 #define IA32_PRED_CMD_IBPB_BARRIER 0x0000000000000001ULL
730 /* MSR IA32_FLUSH_CMD */
731 #define IA32_FLUSH_CMD_L1D 0x00000001
736 #define PAT_UNCACHEABLE 0x00
737 #define PAT_WRITE_COMBINING 0x01
738 #define PAT_WRITE_THROUGH 0x04
739 #define PAT_WRITE_PROTECTED 0x05
740 #define PAT_WRITE_BACK 0x06
741 #define PAT_UNCACHED 0x07
742 #define PAT_VALUE(i, m) ((long long)(m) << (8 * (i)))
743 #define PAT_MASK(i) PAT_VALUE(i, 0xff)
746 * Constants related to MTRRs
748 #define MTRR_UNCACHEABLE 0x00
749 #define MTRR_WRITE_COMBINING 0x01
750 #define MTRR_WRITE_THROUGH 0x04
751 #define MTRR_WRITE_PROTECTED 0x05
752 #define MTRR_WRITE_BACK 0x06
753 #define MTRR_N64K 8 /* numbers of fixed-size entries */
756 #define MTRR_CAP_WC 0x0000000000000400
757 #define MTRR_CAP_FIXED 0x0000000000000100
758 #define MTRR_CAP_VCNT 0x00000000000000ff
759 #define MTRR_DEF_ENABLE 0x0000000000000800
760 #define MTRR_DEF_FIXED_ENABLE 0x0000000000000400
761 #define MTRR_DEF_TYPE 0x00000000000000ff
762 #define MTRR_PHYSBASE_PHYSBASE 0x000ffffffffff000
763 #define MTRR_PHYSBASE_TYPE 0x00000000000000ff
764 #define MTRR_PHYSMASK_PHYSMASK 0x000ffffffffff000
765 #define MTRR_PHYSMASK_VALID 0x0000000000000800
768 * Cyrix configuration registers, accessible as IO ports.
770 #define CCR0 0xc0 /* Configuration control register 0 */
771 #define CCR0_NC0 0x01 /* First 64K of each 1M memory region is
773 #define CCR0_NC1 0x02 /* 640K-1M region is non-cacheable */
774 #define CCR0_A20M 0x04 /* Enables A20M# input pin */
775 #define CCR0_KEN 0x08 /* Enables KEN# input pin */
776 #define CCR0_FLUSH 0x10 /* Enables FLUSH# input pin */
777 #define CCR0_BARB 0x20 /* Flushes internal cache when entering hold
779 #define CCR0_CO 0x40 /* Cache org: 1=direct mapped, 0=2x set
781 #define CCR0_SUSPEND 0x80 /* Enables SUSP# and SUSPA# pins */
783 #define CCR1 0xc1 /* Configuration control register 1 */
784 #define CCR1_RPL 0x01 /* Enables RPLSET and RPLVAL# pins */
785 #define CCR1_SMI 0x02 /* Enables SMM pins */
786 #define CCR1_SMAC 0x04 /* System management memory access */
787 #define CCR1_MMAC 0x08 /* Main memory access */
788 #define CCR1_NO_LOCK 0x10 /* Negate LOCK# */
789 #define CCR1_SM3 0x80 /* SMM address space address region 3 */
792 #define CCR2_WB 0x02 /* Enables WB cache interface pins */
793 #define CCR2_SADS 0x02 /* Slow ADS */
794 #define CCR2_LOCK_NW 0x04 /* LOCK NW Bit */
795 #define CCR2_SUSP_HLT 0x08 /* Suspend on HALT */
796 #define CCR2_WT1 0x10 /* WT region 1 */
797 #define CCR2_WPR1 0x10 /* Write-protect region 1 */
798 #define CCR2_BARB 0x20 /* Flushes write-back cache when entering
800 #define CCR2_BWRT 0x40 /* Enables burst write cycles */
801 #define CCR2_USE_SUSP 0x80 /* Enables suspend pins */
804 #define CCR3_SMILOCK 0x01 /* SMM register lock */
805 #define CCR3_NMI 0x02 /* Enables NMI during SMM */
806 #define CCR3_LINBRST 0x04 /* Linear address burst cycles */
807 #define CCR3_SMMMODE 0x08 /* SMM Mode */
808 #define CCR3_MAPEN0 0x10 /* Enables Map0 */
809 #define CCR3_MAPEN1 0x20 /* Enables Map1 */
810 #define CCR3_MAPEN2 0x40 /* Enables Map2 */
811 #define CCR3_MAPEN3 0x80 /* Enables Map3 */
814 #define CCR4_IOMASK 0x07
815 #define CCR4_MEM 0x08 /* Enables momory bypassing */
816 #define CCR4_DTE 0x10 /* Enables directory table entry cache */
817 #define CCR4_FASTFPE 0x20 /* Fast FPU exception */
818 #define CCR4_CPUID 0x80 /* Enables CPUID instruction */
821 #define CCR5_WT_ALLOC 0x01 /* Write-through allocate */
822 #define CCR5_SLOP 0x02 /* LOOP instruction slowed down */
823 #define CCR5_LBR1 0x10 /* Local bus region 1 */
824 #define CCR5_ARREN 0x20 /* Enables ARR region */
830 /* Performance Control Register (5x86 only). */
832 #define PCR0_RSTK 0x01 /* Enables return stack */
833 #define PCR0_BTB 0x02 /* Enables branch target buffer */
834 #define PCR0_LOOP 0x04 /* Enables loop */
835 #define PCR0_AIS 0x08 /* Enables all instrcutions stalled to
837 #define PCR0_MLR 0x10 /* Enables reordering of misaligned loads */
838 #define PCR0_BTBRT 0x40 /* Enables BTB test register. */
839 #define PCR0_LSSER 0x80 /* Disable reorder */
841 /* Device Identification Registers */
846 * Machine Check register constants.
848 #define MCG_CAP_COUNT 0x000000ff
849 #define MCG_CAP_CTL_P 0x00000100
850 #define MCG_CAP_EXT_P 0x00000200
851 #define MCG_CAP_CMCI_P 0x00000400
852 #define MCG_CAP_TES_P 0x00000800
853 #define MCG_CAP_EXT_CNT 0x00ff0000
854 #define MCG_CAP_SER_P 0x01000000
855 #define MCG_STATUS_RIPV 0x00000001
856 #define MCG_STATUS_EIPV 0x00000002
857 #define MCG_STATUS_MCIP 0x00000004
858 #define MCG_CTL_ENABLE 0xffffffffffffffff
859 #define MCG_CTL_DISABLE 0x0000000000000000
860 #define MSR_MC_CTL(x) (MSR_MC0_CTL + (x) * 4)
861 #define MSR_MC_STATUS(x) (MSR_MC0_STATUS + (x) * 4)
862 #define MSR_MC_ADDR(x) (MSR_MC0_ADDR + (x) * 4)
863 #define MSR_MC_MISC(x) (MSR_MC0_MISC + (x) * 4)
864 #define MSR_MC_CTL2(x) (MSR_MC0_CTL2 + (x)) /* If MCG_CAP_CMCI_P */
865 #define MC_STATUS_MCA_ERROR 0x000000000000ffff
866 #define MC_STATUS_MODEL_ERROR 0x00000000ffff0000
867 #define MC_STATUS_OTHER_INFO 0x01ffffff00000000
868 #define MC_STATUS_COR_COUNT 0x001fffc000000000 /* If MCG_CAP_CMCI_P */
869 #define MC_STATUS_TES_STATUS 0x0060000000000000 /* If MCG_CAP_TES_P */
870 #define MC_STATUS_AR 0x0080000000000000 /* If MCG_CAP_TES_P */
871 #define MC_STATUS_S 0x0100000000000000 /* If MCG_CAP_TES_P */
872 #define MC_STATUS_PCC 0x0200000000000000
873 #define MC_STATUS_ADDRV 0x0400000000000000
874 #define MC_STATUS_MISCV 0x0800000000000000
875 #define MC_STATUS_EN 0x1000000000000000
876 #define MC_STATUS_UC 0x2000000000000000
877 #define MC_STATUS_OVER 0x4000000000000000
878 #define MC_STATUS_VAL 0x8000000000000000
879 #define MC_MISC_RA_LSB 0x000000000000003f /* If MCG_CAP_SER_P */
880 #define MC_MISC_ADDRESS_MODE 0x00000000000001c0 /* If MCG_CAP_SER_P */
881 #define MC_CTL2_THRESHOLD 0x0000000000007fff
882 #define MC_CTL2_CMCI_EN 0x0000000040000000
883 #define MC_AMDNB_BANK 4
884 #define MC_MISC_AMD_VAL 0x8000000000000000 /* Counter presence valid */
885 #define MC_MISC_AMD_CNTP 0x4000000000000000 /* Counter present */
886 #define MC_MISC_AMD_LOCK 0x2000000000000000 /* Register locked */
887 #define MC_MISC_AMD_INTP 0x1000000000000000 /* Int. type can generate interrupts */
888 #define MC_MISC_AMD_LVT_MASK 0x00f0000000000000 /* Extended LVT offset */
889 #define MC_MISC_AMD_LVT_SHIFT 52
890 #define MC_MISC_AMD_CNTEN 0x0008000000000000 /* Counter enabled */
891 #define MC_MISC_AMD_INT_MASK 0x0006000000000000 /* Interrupt type */
892 #define MC_MISC_AMD_INT_LVT 0x0002000000000000 /* Interrupt via Extended LVT */
893 #define MC_MISC_AMD_INT_SMI 0x0004000000000000 /* SMI */
894 #define MC_MISC_AMD_OVERFLOW 0x0001000000000000 /* Counter overflow */
895 #define MC_MISC_AMD_CNT_MASK 0x00000fff00000000 /* Counter value */
896 #define MC_MISC_AMD_CNT_SHIFT 32
897 #define MC_MISC_AMD_CNT_MAX 0xfff
898 #define MC_MISC_AMD_PTR_MASK 0x00000000ff000000 /* Pointer to additional registers */
899 #define MC_MISC_AMD_PTR_SHIFT 24
902 * The following four 3-byte registers control the non-cacheable regions.
903 * These registers must be written as three separate bytes.
905 * NCRx+0: A31-A24 of starting address
906 * NCRx+1: A23-A16 of starting address
907 * NCRx+2: A15-A12 of starting address | NCR_SIZE_xx.
909 * The non-cacheable region's starting address must be aligned to the
910 * size indicated by the NCR_SIZE_xx field.
917 #define NCR_SIZE_0K 0
918 #define NCR_SIZE_4K 1
919 #define NCR_SIZE_8K 2
920 #define NCR_SIZE_16K 3
921 #define NCR_SIZE_32K 4
922 #define NCR_SIZE_64K 5
923 #define NCR_SIZE_128K 6
924 #define NCR_SIZE_256K 7
925 #define NCR_SIZE_512K 8
926 #define NCR_SIZE_1M 9
927 #define NCR_SIZE_2M 10
928 #define NCR_SIZE_4M 11
929 #define NCR_SIZE_8M 12
930 #define NCR_SIZE_16M 13
931 #define NCR_SIZE_32M 14
932 #define NCR_SIZE_4G 15
935 * The address region registers are used to specify the location and
936 * size for the eight address regions.
938 * ARRx + 0: A31-A24 of start address
939 * ARRx + 1: A23-A16 of start address
940 * ARRx + 2: A15-A12 of start address | ARR_SIZE_xx
951 #define ARR_SIZE_0K 0
952 #define ARR_SIZE_4K 1
953 #define ARR_SIZE_8K 2
954 #define ARR_SIZE_16K 3
955 #define ARR_SIZE_32K 4
956 #define ARR_SIZE_64K 5
957 #define ARR_SIZE_128K 6
958 #define ARR_SIZE_256K 7
959 #define ARR_SIZE_512K 8
960 #define ARR_SIZE_1M 9
961 #define ARR_SIZE_2M 10
962 #define ARR_SIZE_4M 11
963 #define ARR_SIZE_8M 12
964 #define ARR_SIZE_16M 13
965 #define ARR_SIZE_32M 14
966 #define ARR_SIZE_4G 15
969 * The region control registers specify the attributes associated with
970 * the ARRx addres regions.
981 #define RCR_RCD 0x01 /* Disables caching for ARRx (x = 0-6). */
982 #define RCR_RCE 0x01 /* Enables caching for ARR7. */
983 #define RCR_WWO 0x02 /* Weak write ordering. */
984 #define RCR_WL 0x04 /* Weak locking. */
985 #define RCR_WG 0x08 /* Write gathering. */
986 #define RCR_WT 0x10 /* Write-through. */
987 #define RCR_NLB 0x20 /* LBA# pin is not asserted. */
989 /* AMD Write Allocate Top-Of-Memory and Control Register */
990 #define AMD_WT_ALLOC_TME 0x40000 /* top-of-memory enable */
991 #define AMD_WT_ALLOC_PRE 0x20000 /* programmable range enable */
992 #define AMD_WT_ALLOC_FRE 0x10000 /* fixed (A0000-FFFFF) range enable */
995 #define MSR_EFER 0xc0000080 /* extended features */
996 #define MSR_STAR 0xc0000081 /* legacy mode SYSCALL target/cs/ss */
997 #define MSR_LSTAR 0xc0000082 /* long mode SYSCALL target rip */
998 #define MSR_CSTAR 0xc0000083 /* compat mode SYSCALL target rip */
999 #define MSR_SF_MASK 0xc0000084 /* syscall flags mask */
1000 #define MSR_FSBASE 0xc0000100 /* base address of the %fs "segment" */
1001 #define MSR_GSBASE 0xc0000101 /* base address of the %gs "segment" */
1002 #define MSR_KGSBASE 0xc0000102 /* base address of the kernel %gs */
1003 #define MSR_TSC_AUX 0xc0000103
1004 #define MSR_PERFEVSEL0 0xc0010000
1005 #define MSR_PERFEVSEL1 0xc0010001
1006 #define MSR_PERFEVSEL2 0xc0010002
1007 #define MSR_PERFEVSEL3 0xc0010003
1008 #define MSR_K7_PERFCTR0 0xc0010004
1009 #define MSR_K7_PERFCTR1 0xc0010005
1010 #define MSR_K7_PERFCTR2 0xc0010006
1011 #define MSR_K7_PERFCTR3 0xc0010007
1012 #define MSR_SYSCFG 0xc0010010
1013 #define MSR_HWCR 0xc0010015
1014 #define MSR_IORRBASE0 0xc0010016
1015 #define MSR_IORRMASK0 0xc0010017
1016 #define MSR_IORRBASE1 0xc0010018
1017 #define MSR_IORRMASK1 0xc0010019
1018 #define MSR_TOP_MEM 0xc001001a /* boundary for ram below 4G */
1019 #define MSR_TOP_MEM2 0xc001001d /* boundary for ram above 4G */
1020 #define MSR_NB_CFG1 0xc001001f /* NB configuration 1 */
1021 #define MSR_K8_UCODE_UPDATE 0xc0010020 /* update microcode */
1022 #define MSR_MC0_CTL_MASK 0xc0010044
1023 #define MSR_P_STATE_LIMIT 0xc0010061 /* P-state Current Limit Register */
1024 #define MSR_P_STATE_CONTROL 0xc0010062 /* P-state Control Register */
1025 #define MSR_P_STATE_STATUS 0xc0010063 /* P-state Status Register */
1026 #define MSR_P_STATE_CONFIG(n) (0xc0010064 + (n)) /* P-state Config */
1027 #define MSR_SMM_ADDR 0xc0010112 /* SMM TSEG base address */
1028 #define MSR_SMM_MASK 0xc0010113 /* SMM TSEG address mask */
1029 #define MSR_VM_CR 0xc0010114 /* SVM: feature control */
1030 #define MSR_VM_HSAVE_PA 0xc0010117 /* SVM: host save area address */
1031 #define MSR_AMD_CPUID07 0xc0011002 /* CPUID 07 %ebx override */
1032 #define MSR_EXTFEATURES 0xc0011005 /* Extended CPUID Features override */
1033 #define MSR_LS_CFG 0xc0011020
1034 #define MSR_IC_CFG 0xc0011021 /* Instruction Cache Configuration */
1036 /* MSR_VM_CR related */
1037 #define VM_CR_SVMDIS 0x10 /* SVM: disabled by BIOS */
1039 /* VIA ACE crypto featureset: for via_feature_rng */
1040 #define VIA_HAS_RNG 1 /* cpu has RNG */
1042 /* VIA ACE crypto featureset: for via_feature_xcrypt */
1043 #define VIA_HAS_AES 1 /* cpu has AES */
1044 #define VIA_HAS_SHA 2 /* cpu has SHA1 & SHA256 */
1045 #define VIA_HAS_MM 4 /* cpu has RSA instructions */
1046 #define VIA_HAS_AESCTR 8 /* cpu has AES-CTR instructions */
1048 /* Centaur Extended Feature flags */
1049 #define VIA_CPUID_HAS_RNG 0x000004
1050 #define VIA_CPUID_DO_RNG 0x000008
1051 #define VIA_CPUID_HAS_ACE 0x000040
1052 #define VIA_CPUID_DO_ACE 0x000080
1053 #define VIA_CPUID_HAS_ACE2 0x000100
1054 #define VIA_CPUID_DO_ACE2 0x000200
1055 #define VIA_CPUID_HAS_PHE 0x000400
1056 #define VIA_CPUID_DO_PHE 0x000800
1057 #define VIA_CPUID_HAS_PMM 0x001000
1058 #define VIA_CPUID_DO_PMM 0x002000
1060 /* VIA ACE xcrypt-* instruction context control options */
1061 #define VIA_CRYPT_CWLO_ROUND_M 0x0000000f
1062 #define VIA_CRYPT_CWLO_ALG_M 0x00000070
1063 #define VIA_CRYPT_CWLO_ALG_AES 0x00000000
1064 #define VIA_CRYPT_CWLO_KEYGEN_M 0x00000080
1065 #define VIA_CRYPT_CWLO_KEYGEN_HW 0x00000000
1066 #define VIA_CRYPT_CWLO_KEYGEN_SW 0x00000080
1067 #define VIA_CRYPT_CWLO_NORMAL 0x00000000
1068 #define VIA_CRYPT_CWLO_INTERMEDIATE 0x00000100
1069 #define VIA_CRYPT_CWLO_ENCRYPT 0x00000000
1070 #define VIA_CRYPT_CWLO_DECRYPT 0x00000200
1071 #define VIA_CRYPT_CWLO_KEY128 0x0000000a /* 128bit, 10 rds */
1072 #define VIA_CRYPT_CWLO_KEY192 0x0000040c /* 192bit, 12 rds */
1073 #define VIA_CRYPT_CWLO_KEY256 0x0000080e /* 256bit, 15 rds */
1075 #endif /* !_MACHINE_SPECIALREG_H_ */