2 * Copyright (c) 1991 The Regents of the University of California.
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
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
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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
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17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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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)
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29 * from: @(#)specialreg.h 7.1 (Berkeley) 5/9/91
33 #ifndef _MACHINE_SPECIALREG_H_
34 #define _MACHINE_SPECIALREG_H_
37 * Bits in 386 special registers:
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 */
46 * Bits in 486 special registers:
48 #define CR0_NE 0x00000020 /* Numeric Error enable (EX16 vs IRQ13) */
49 #define CR0_WP 0x00010000 /* Write Protect (honor page protect in
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 */
55 #define CR3_PCID_SAVE 0x8000000000000000
58 * Bits in PPro special registers
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_FSGSBASE 0x00010000 /* Enable FS/GS BASE accessing instructions */
72 #define CR4_PCIDE 0x00020000 /* Enable Context ID */
73 #define CR4_XSAVE 0x00040000 /* XSETBV/XGETBV */
74 #define CR4_SMEP 0x00100000 /* Supervisor-Mode Execution Prevention */
77 * Bits in AMD64 special registers. EFER is 64 bits wide.
79 #define EFER_SCE 0x000000001 /* System Call Extensions (R/W) */
80 #define EFER_LME 0x000000100 /* Long mode enable (R/W) */
81 #define EFER_LMA 0x000000400 /* Long mode active (R) */
82 #define EFER_NXE 0x000000800 /* PTE No-Execute bit enable (R/W) */
85 * Intel Extended Features registers
87 #define XCR0 0 /* XFEATURE_ENABLED_MASK register */
89 #define XFEATURE_ENABLED_X87 0x00000001
90 #define XFEATURE_ENABLED_SSE 0x00000002
91 #define XFEATURE_ENABLED_AVX 0x00000004
93 #define XFEATURE_AVX \
94 (XFEATURE_ENABLED_X87 | XFEATURE_ENABLED_SSE | XFEATURE_ENABLED_AVX)
97 * CPUID instruction features register
99 #define CPUID_FPU 0x00000001
100 #define CPUID_VME 0x00000002
101 #define CPUID_DE 0x00000004
102 #define CPUID_PSE 0x00000008
103 #define CPUID_TSC 0x00000010
104 #define CPUID_MSR 0x00000020
105 #define CPUID_PAE 0x00000040
106 #define CPUID_MCE 0x00000080
107 #define CPUID_CX8 0x00000100
108 #define CPUID_APIC 0x00000200
109 #define CPUID_B10 0x00000400
110 #define CPUID_SEP 0x00000800
111 #define CPUID_MTRR 0x00001000
112 #define CPUID_PGE 0x00002000
113 #define CPUID_MCA 0x00004000
114 #define CPUID_CMOV 0x00008000
115 #define CPUID_PAT 0x00010000
116 #define CPUID_PSE36 0x00020000
117 #define CPUID_PSN 0x00040000
118 #define CPUID_CLFSH 0x00080000
119 #define CPUID_B20 0x00100000
120 #define CPUID_DS 0x00200000
121 #define CPUID_ACPI 0x00400000
122 #define CPUID_MMX 0x00800000
123 #define CPUID_FXSR 0x01000000
124 #define CPUID_SSE 0x02000000
125 #define CPUID_XMM 0x02000000
126 #define CPUID_SSE2 0x04000000
127 #define CPUID_SS 0x08000000
128 #define CPUID_HTT 0x10000000
129 #define CPUID_TM 0x20000000
130 #define CPUID_IA64 0x40000000
131 #define CPUID_PBE 0x80000000
133 #define CPUID2_SSE3 0x00000001
134 #define CPUID2_PCLMULQDQ 0x00000002
135 #define CPUID2_DTES64 0x00000004
136 #define CPUID2_MON 0x00000008
137 #define CPUID2_DS_CPL 0x00000010
138 #define CPUID2_VMX 0x00000020
139 #define CPUID2_SMX 0x00000040
140 #define CPUID2_EST 0x00000080
141 #define CPUID2_TM2 0x00000100
142 #define CPUID2_SSSE3 0x00000200
143 #define CPUID2_CNXTID 0x00000400
144 #define CPUID2_FMA 0x00001000
145 #define CPUID2_CX16 0x00002000
146 #define CPUID2_XTPR 0x00004000
147 #define CPUID2_PDCM 0x00008000
148 #define CPUID2_PCID 0x00020000
149 #define CPUID2_DCA 0x00040000
150 #define CPUID2_SSE41 0x00080000
151 #define CPUID2_SSE42 0x00100000
152 #define CPUID2_X2APIC 0x00200000
153 #define CPUID2_MOVBE 0x00400000
154 #define CPUID2_POPCNT 0x00800000
155 #define CPUID2_TSCDLT 0x01000000
156 #define CPUID2_AESNI 0x02000000
157 #define CPUID2_XSAVE 0x04000000
158 #define CPUID2_OSXSAVE 0x08000000
159 #define CPUID2_AVX 0x10000000
160 #define CPUID2_F16C 0x20000000
161 #define CPUID2_RDRAND 0x40000000
162 #define CPUID2_HV 0x80000000
165 * Important bits in the Thermal and Power Management flags
166 * CPUID.6 EAX and ECX.
168 #define CPUTPM1_SENSOR 0x00000001
169 #define CPUTPM1_TURBO 0x00000002
170 #define CPUTPM1_ARAT 0x00000004
171 #define CPUTPM2_EFFREQ 0x00000001
174 * Important bits in the AMD extended cpuid flags
176 #define AMDID_SYSCALL 0x00000800
177 #define AMDID_MP 0x00080000
178 #define AMDID_NX 0x00100000
179 #define AMDID_EXT_MMX 0x00400000
180 #define AMDID_FFXSR 0x01000000
181 #define AMDID_PAGE1GB 0x04000000
182 #define AMDID_RDTSCP 0x08000000
183 #define AMDID_LM 0x20000000
184 #define AMDID_EXT_3DNOW 0x40000000
185 #define AMDID_3DNOW 0x80000000
187 #define AMDID2_LAHF 0x00000001
188 #define AMDID2_CMP 0x00000002
189 #define AMDID2_SVM 0x00000004
190 #define AMDID2_EXT_APIC 0x00000008
191 #define AMDID2_CR8 0x00000010
192 #define AMDID2_ABM 0x00000020
193 #define AMDID2_SSE4A 0x00000040
194 #define AMDID2_MAS 0x00000080
195 #define AMDID2_PREFETCH 0x00000100
196 #define AMDID2_OSVW 0x00000200
197 #define AMDID2_IBS 0x00000400
198 #define AMDID2_XOP 0x00000800
199 #define AMDID2_SKINIT 0x00001000
200 #define AMDID2_WDT 0x00002000
201 #define AMDID2_LWP 0x00008000
202 #define AMDID2_FMA4 0x00010000
203 #define AMDID2_NODE_ID 0x00080000
204 #define AMDID2_TBM 0x00200000
205 #define AMDID2_TOPOLOGY 0x00400000
208 * CPUID instruction 1 eax info
210 #define CPUID_STEPPING 0x0000000f
211 #define CPUID_MODEL 0x000000f0
212 #define CPUID_FAMILY 0x00000f00
213 #define CPUID_EXT_MODEL 0x000f0000
214 #define CPUID_EXT_FAMILY 0x0ff00000
215 #define CPUID_TO_MODEL(id) \
216 ((((id) & CPUID_MODEL) >> 4) | \
217 (((id) & CPUID_EXT_MODEL) >> 12))
218 #define CPUID_TO_FAMILY(id) \
219 ((((id) & CPUID_FAMILY) >> 8) + \
220 (((id) & CPUID_EXT_FAMILY) >> 20))
223 * CPUID instruction 1 ebx info
225 #define CPUID_BRAND_INDEX 0x000000ff
226 #define CPUID_CLFUSH_SIZE 0x0000ff00
227 #define CPUID_HTT_CORES 0x00ff0000
228 #define CPUID_LOCAL_APIC_ID 0xff000000
231 * CPUID instruction 6 ecx info
233 #define CPUID_PERF_STAT 0x00000001
234 #define CPUID_PERF_BIAS 0x00000008
237 * CPUID instruction 0xb ebx info.
239 #define CPUID_TYPE_INVAL 0
240 #define CPUID_TYPE_SMT 1
241 #define CPUID_TYPE_CORE 2
244 * CPUID instruction 0xd Processor Extended State Enumeration Sub-leaf 1
246 #define CPUID_EXTSTATE_XSAVEOPT 0x00000001
249 * AMD extended function 8000_0007h edx info
251 #define AMDPM_TS 0x00000001
252 #define AMDPM_FID 0x00000002
253 #define AMDPM_VID 0x00000004
254 #define AMDPM_TTP 0x00000008
255 #define AMDPM_TM 0x00000010
256 #define AMDPM_STC 0x00000020
257 #define AMDPM_100MHZ_STEPS 0x00000040
258 #define AMDPM_HW_PSTATE 0x00000080
259 #define AMDPM_TSC_INVARIANT 0x00000100
260 #define AMDPM_CPB 0x00000200
263 * AMD extended function 8000_0008h ecx info
265 #define AMDID_CMP_CORES 0x000000ff
266 #define AMDID_COREID_SIZE 0x0000f000
267 #define AMDID_COREID_SIZE_SHIFT 12
269 #define CPUID_STDEXT_FSGSBASE 0x00000001
270 #define CPUID_STDEXT_TSC_ADJUST 0x00000002
271 #define CPUID_STDEXT_SMEP 0x00000080
272 #define CPUID_STDEXT_ENH_MOVSB 0x00000200
273 #define CPUID_STDEXT_INVPCID 0x00000400
276 * CPUID manufacturers identifiers
278 #define AMD_VENDOR_ID "AuthenticAMD"
279 #define CENTAUR_VENDOR_ID "CentaurHauls"
280 #define INTEL_VENDOR_ID "GenuineIntel"
283 * Model-specific registers for the i386 family
285 #define MSR_P5_MC_ADDR 0x000
286 #define MSR_P5_MC_TYPE 0x001
287 #define MSR_TSC 0x010
288 #define MSR_P5_CESR 0x011
289 #define MSR_P5_CTR0 0x012
290 #define MSR_P5_CTR1 0x013
291 #define MSR_IA32_PLATFORM_ID 0x017
292 #define MSR_APICBASE 0x01b
293 #define MSR_EBL_CR_POWERON 0x02a
294 #define MSR_TEST_CTL 0x033
295 #define MSR_BIOS_UPDT_TRIG 0x079
296 #define MSR_BBL_CR_D0 0x088
297 #define MSR_BBL_CR_D1 0x089
298 #define MSR_BBL_CR_D2 0x08a
299 #define MSR_BIOS_SIGN 0x08b
300 #define MSR_PERFCTR0 0x0c1
301 #define MSR_PERFCTR1 0x0c2
302 #define MSR_MPERF 0x0e7
303 #define MSR_APERF 0x0e8
304 #define MSR_IA32_EXT_CONFIG 0x0ee /* Undocumented. Core Solo/Duo only */
305 #define MSR_MTRRcap 0x0fe
306 #define MSR_BBL_CR_ADDR 0x116
307 #define MSR_BBL_CR_DECC 0x118
308 #define MSR_BBL_CR_CTL 0x119
309 #define MSR_BBL_CR_TRIG 0x11a
310 #define MSR_BBL_CR_BUSY 0x11b
311 #define MSR_BBL_CR_CTL3 0x11e
312 #define MSR_SYSENTER_CS_MSR 0x174
313 #define MSR_SYSENTER_ESP_MSR 0x175
314 #define MSR_SYSENTER_EIP_MSR 0x176
315 #define MSR_MCG_CAP 0x179
316 #define MSR_MCG_STATUS 0x17a
317 #define MSR_MCG_CTL 0x17b
318 #define MSR_EVNTSEL0 0x186
319 #define MSR_EVNTSEL1 0x187
320 #define MSR_THERM_CONTROL 0x19a
321 #define MSR_THERM_INTERRUPT 0x19b
322 #define MSR_THERM_STATUS 0x19c
323 #define MSR_IA32_MISC_ENABLE 0x1a0
324 #define MSR_IA32_TEMPERATURE_TARGET 0x1a2
325 #define MSR_DEBUGCTLMSR 0x1d9
326 #define MSR_LASTBRANCHFROMIP 0x1db
327 #define MSR_LASTBRANCHTOIP 0x1dc
328 #define MSR_LASTINTFROMIP 0x1dd
329 #define MSR_LASTINTTOIP 0x1de
330 #define MSR_ROB_CR_BKUPTMPDR6 0x1e0
331 #define MSR_MTRRVarBase 0x200
332 #define MSR_MTRR64kBase 0x250
333 #define MSR_MTRR16kBase 0x258
334 #define MSR_MTRR4kBase 0x268
335 #define MSR_PAT 0x277
336 #define MSR_MC0_CTL2 0x280
337 #define MSR_MTRRdefType 0x2ff
338 #define MSR_MC0_CTL 0x400
339 #define MSR_MC0_STATUS 0x401
340 #define MSR_MC0_ADDR 0x402
341 #define MSR_MC0_MISC 0x403
342 #define MSR_MC1_CTL 0x404
343 #define MSR_MC1_STATUS 0x405
344 #define MSR_MC1_ADDR 0x406
345 #define MSR_MC1_MISC 0x407
346 #define MSR_MC2_CTL 0x408
347 #define MSR_MC2_STATUS 0x409
348 #define MSR_MC2_ADDR 0x40a
349 #define MSR_MC2_MISC 0x40b
350 #define MSR_MC3_CTL 0x40c
351 #define MSR_MC3_STATUS 0x40d
352 #define MSR_MC3_ADDR 0x40e
353 #define MSR_MC3_MISC 0x40f
354 #define MSR_MC4_CTL 0x410
355 #define MSR_MC4_STATUS 0x411
356 #define MSR_MC4_ADDR 0x412
357 #define MSR_MC4_MISC 0x413
360 * Constants related to MSR's.
362 #define APICBASE_RESERVED 0x000006ff
363 #define APICBASE_BSP 0x00000100
364 #define APICBASE_ENABLED 0x00000800
365 #define APICBASE_ADDRESS 0xfffff000
370 #define PAT_UNCACHEABLE 0x00
371 #define PAT_WRITE_COMBINING 0x01
372 #define PAT_WRITE_THROUGH 0x04
373 #define PAT_WRITE_PROTECTED 0x05
374 #define PAT_WRITE_BACK 0x06
375 #define PAT_UNCACHED 0x07
376 #define PAT_VALUE(i, m) ((long)(m) << (8 * (i)))
377 #define PAT_MASK(i) PAT_VALUE(i, 0xff)
380 * Constants related to MTRRs
382 #define MTRR_UNCACHEABLE 0x00
383 #define MTRR_WRITE_COMBINING 0x01
384 #define MTRR_WRITE_THROUGH 0x04
385 #define MTRR_WRITE_PROTECTED 0x05
386 #define MTRR_WRITE_BACK 0x06
387 #define MTRR_N64K 8 /* numbers of fixed-size entries */
390 #define MTRR_CAP_WC 0x0000000000000400
391 #define MTRR_CAP_FIXED 0x0000000000000100
392 #define MTRR_CAP_VCNT 0x00000000000000ff
393 #define MTRR_DEF_ENABLE 0x0000000000000800
394 #define MTRR_DEF_FIXED_ENABLE 0x0000000000000400
395 #define MTRR_DEF_TYPE 0x00000000000000ff
396 #define MTRR_PHYSBASE_PHYSBASE 0x000ffffffffff000
397 #define MTRR_PHYSBASE_TYPE 0x00000000000000ff
398 #define MTRR_PHYSMASK_PHYSMASK 0x000ffffffffff000
399 #define MTRR_PHYSMASK_VALID 0x0000000000000800
401 /* Performance Control Register (5x86 only). */
403 #define PCR0_RSTK 0x01 /* Enables return stack */
404 #define PCR0_BTB 0x02 /* Enables branch target buffer */
405 #define PCR0_LOOP 0x04 /* Enables loop */
406 #define PCR0_AIS 0x08 /* Enables all instrcutions stalled to
408 #define PCR0_MLR 0x10 /* Enables reordering of misaligned loads */
409 #define PCR0_BTBRT 0x40 /* Enables BTB test register. */
410 #define PCR0_LSSER 0x80 /* Disable reorder */
412 /* Device Identification Registers */
417 * Machine Check register constants.
419 #define MCG_CAP_COUNT 0x000000ff
420 #define MCG_CAP_CTL_P 0x00000100
421 #define MCG_CAP_EXT_P 0x00000200
422 #define MCG_CAP_CMCI_P 0x00000400
423 #define MCG_CAP_TES_P 0x00000800
424 #define MCG_CAP_EXT_CNT 0x00ff0000
425 #define MCG_CAP_SER_P 0x01000000
426 #define MCG_STATUS_RIPV 0x00000001
427 #define MCG_STATUS_EIPV 0x00000002
428 #define MCG_STATUS_MCIP 0x00000004
429 #define MCG_CTL_ENABLE 0xffffffffffffffff
430 #define MCG_CTL_DISABLE 0x0000000000000000
431 #define MSR_MC_CTL(x) (MSR_MC0_CTL + (x) * 4)
432 #define MSR_MC_STATUS(x) (MSR_MC0_STATUS + (x) * 4)
433 #define MSR_MC_ADDR(x) (MSR_MC0_ADDR + (x) * 4)
434 #define MSR_MC_MISC(x) (MSR_MC0_MISC + (x) * 4)
435 #define MSR_MC_CTL2(x) (MSR_MC0_CTL2 + (x)) /* If MCG_CAP_CMCI_P */
436 #define MC_STATUS_MCA_ERROR 0x000000000000ffff
437 #define MC_STATUS_MODEL_ERROR 0x00000000ffff0000
438 #define MC_STATUS_OTHER_INFO 0x01ffffff00000000
439 #define MC_STATUS_COR_COUNT 0x001fffc000000000 /* If MCG_CAP_CMCI_P */
440 #define MC_STATUS_TES_STATUS 0x0060000000000000 /* If MCG_CAP_TES_P */
441 #define MC_STATUS_AR 0x0080000000000000 /* If MCG_CAP_TES_P */
442 #define MC_STATUS_S 0x0100000000000000 /* If MCG_CAP_TES_P */
443 #define MC_STATUS_PCC 0x0200000000000000
444 #define MC_STATUS_ADDRV 0x0400000000000000
445 #define MC_STATUS_MISCV 0x0800000000000000
446 #define MC_STATUS_EN 0x1000000000000000
447 #define MC_STATUS_UC 0x2000000000000000
448 #define MC_STATUS_OVER 0x4000000000000000
449 #define MC_STATUS_VAL 0x8000000000000000
450 #define MC_MISC_RA_LSB 0x000000000000003f /* If MCG_CAP_SER_P */
451 #define MC_MISC_ADDRESS_MODE 0x00000000000001c0 /* If MCG_CAP_SER_P */
452 #define MC_CTL2_THRESHOLD 0x0000000000007fff
453 #define MC_CTL2_CMCI_EN 0x0000000040000000
456 * The following four 3-byte registers control the non-cacheable regions.
457 * These registers must be written as three separate bytes.
459 * NCRx+0: A31-A24 of starting address
460 * NCRx+1: A23-A16 of starting address
461 * NCRx+2: A15-A12 of starting address | NCR_SIZE_xx.
463 * The non-cacheable region's starting address must be aligned to the
464 * size indicated by the NCR_SIZE_xx field.
471 #define NCR_SIZE_0K 0
472 #define NCR_SIZE_4K 1
473 #define NCR_SIZE_8K 2
474 #define NCR_SIZE_16K 3
475 #define NCR_SIZE_32K 4
476 #define NCR_SIZE_64K 5
477 #define NCR_SIZE_128K 6
478 #define NCR_SIZE_256K 7
479 #define NCR_SIZE_512K 8
480 #define NCR_SIZE_1M 9
481 #define NCR_SIZE_2M 10
482 #define NCR_SIZE_4M 11
483 #define NCR_SIZE_8M 12
484 #define NCR_SIZE_16M 13
485 #define NCR_SIZE_32M 14
486 #define NCR_SIZE_4G 15
489 * The address region registers are used to specify the location and
490 * size for the eight address regions.
492 * ARRx + 0: A31-A24 of start address
493 * ARRx + 1: A23-A16 of start address
494 * ARRx + 2: A15-A12 of start address | ARR_SIZE_xx
505 #define ARR_SIZE_0K 0
506 #define ARR_SIZE_4K 1
507 #define ARR_SIZE_8K 2
508 #define ARR_SIZE_16K 3
509 #define ARR_SIZE_32K 4
510 #define ARR_SIZE_64K 5
511 #define ARR_SIZE_128K 6
512 #define ARR_SIZE_256K 7
513 #define ARR_SIZE_512K 8
514 #define ARR_SIZE_1M 9
515 #define ARR_SIZE_2M 10
516 #define ARR_SIZE_4M 11
517 #define ARR_SIZE_8M 12
518 #define ARR_SIZE_16M 13
519 #define ARR_SIZE_32M 14
520 #define ARR_SIZE_4G 15
523 * The region control registers specify the attributes associated with
524 * the ARRx addres regions.
535 #define RCR_RCD 0x01 /* Disables caching for ARRx (x = 0-6). */
536 #define RCR_RCE 0x01 /* Enables caching for ARR7. */
537 #define RCR_WWO 0x02 /* Weak write ordering. */
538 #define RCR_WL 0x04 /* Weak locking. */
539 #define RCR_WG 0x08 /* Write gathering. */
540 #define RCR_WT 0x10 /* Write-through. */
541 #define RCR_NLB 0x20 /* LBA# pin is not asserted. */
543 /* AMD Write Allocate Top-Of-Memory and Control Register */
544 #define AMD_WT_ALLOC_TME 0x40000 /* top-of-memory enable */
545 #define AMD_WT_ALLOC_PRE 0x20000 /* programmable range enable */
546 #define AMD_WT_ALLOC_FRE 0x10000 /* fixed (A0000-FFFFF) range enable */
549 #define MSR_EFER 0xc0000080 /* extended features */
550 #define MSR_STAR 0xc0000081 /* legacy mode SYSCALL target/cs/ss */
551 #define MSR_LSTAR 0xc0000082 /* long mode SYSCALL target rip */
552 #define MSR_CSTAR 0xc0000083 /* compat mode SYSCALL target rip */
553 #define MSR_SF_MASK 0xc0000084 /* syscall flags mask */
554 #define MSR_FSBASE 0xc0000100 /* base address of the %fs "segment" */
555 #define MSR_GSBASE 0xc0000101 /* base address of the %gs "segment" */
556 #define MSR_KGSBASE 0xc0000102 /* base address of the kernel %gs */
557 #define MSR_PERFEVSEL0 0xc0010000
558 #define MSR_PERFEVSEL1 0xc0010001
559 #define MSR_PERFEVSEL2 0xc0010002
560 #define MSR_PERFEVSEL3 0xc0010003
563 #define MSR_PERFCTR0 0xc0010004
564 #define MSR_PERFCTR1 0xc0010005
565 #define MSR_PERFCTR2 0xc0010006
566 #define MSR_PERFCTR3 0xc0010007
567 #define MSR_SYSCFG 0xc0010010
568 #define MSR_HWCR 0xc0010015
569 #define MSR_IORRBASE0 0xc0010016
570 #define MSR_IORRMASK0 0xc0010017
571 #define MSR_IORRBASE1 0xc0010018
572 #define MSR_IORRMASK1 0xc0010019
573 #define MSR_TOP_MEM 0xc001001a /* boundary for ram below 4G */
574 #define MSR_TOP_MEM2 0xc001001d /* boundary for ram above 4G */
575 #define MSR_K8_UCODE_UPDATE 0xc0010020 /* update microcode */
576 #define MSR_MC0_CTL_MASK 0xc0010044
578 /* VIA ACE crypto featureset: for via_feature_rng */
579 #define VIA_HAS_RNG 1 /* cpu has RNG */
581 /* VIA ACE crypto featureset: for via_feature_xcrypt */
582 #define VIA_HAS_AES 1 /* cpu has AES */
583 #define VIA_HAS_SHA 2 /* cpu has SHA1 & SHA256 */
584 #define VIA_HAS_MM 4 /* cpu has RSA instructions */
585 #define VIA_HAS_AESCTR 8 /* cpu has AES-CTR instructions */
587 /* Centaur Extended Feature flags */
588 #define VIA_CPUID_HAS_RNG 0x000004
589 #define VIA_CPUID_DO_RNG 0x000008
590 #define VIA_CPUID_HAS_ACE 0x000040
591 #define VIA_CPUID_DO_ACE 0x000080
592 #define VIA_CPUID_HAS_ACE2 0x000100
593 #define VIA_CPUID_DO_ACE2 0x000200
594 #define VIA_CPUID_HAS_PHE 0x000400
595 #define VIA_CPUID_DO_PHE 0x000800
596 #define VIA_CPUID_HAS_PMM 0x001000
597 #define VIA_CPUID_DO_PMM 0x002000
599 /* VIA ACE xcrypt-* instruction context control options */
600 #define VIA_CRYPT_CWLO_ROUND_M 0x0000000f
601 #define VIA_CRYPT_CWLO_ALG_M 0x00000070
602 #define VIA_CRYPT_CWLO_ALG_AES 0x00000000
603 #define VIA_CRYPT_CWLO_KEYGEN_M 0x00000080
604 #define VIA_CRYPT_CWLO_KEYGEN_HW 0x00000000
605 #define VIA_CRYPT_CWLO_KEYGEN_SW 0x00000080
606 #define VIA_CRYPT_CWLO_NORMAL 0x00000000
607 #define VIA_CRYPT_CWLO_INTERMEDIATE 0x00000100
608 #define VIA_CRYPT_CWLO_ENCRYPT 0x00000000
609 #define VIA_CRYPT_CWLO_DECRYPT 0x00000200
610 #define VIA_CRYPT_CWLO_KEY128 0x0000000a /* 128bit, 10 rds */
611 #define VIA_CRYPT_CWLO_KEY192 0x0000040c /* 192bit, 12 rds */
612 #define VIA_CRYPT_CWLO_KEY256 0x0000080e /* 256bit, 15 rds */
614 #endif /* !_MACHINE_SPECIALREG_H_ */