specialreg.h revision 1.129 1 /* $NetBSD: specialreg.h,v 1.129 2018/08/07 10:50:12 maxv Exp $ */
2
3 /*-
4 * Copyright (c) 1991 The Regents of the University of California.
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
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.
18 *
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)
26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29 * SUCH DAMAGE.
30 *
31 * @(#)specialreg.h 7.1 (Berkeley) 5/9/91
32 */
33
34 /*
35 * Bits in 386 special registers:
36 */
37 #define CR0_PE 0x00000001 /* Protected mode Enable */
38 #define CR0_MP 0x00000002 /* "Math" Present (NPX or NPX emulator) */
39 #define CR0_EM 0x00000004 /* EMulate non-NPX coproc. (trap ESC only) */
40 #define CR0_TS 0x00000008 /* Task Switched (if MP, trap ESC and WAIT) */
41 #define CR0_ET 0x00000010 /* Extension Type (387 (if set) vs 287) */
42 #define CR0_PG 0x80000000 /* PaGing enable */
43
44 /*
45 * Bits in 486 special registers:
46 */
47 #define CR0_NE 0x00000020 /* Numeric Error enable (EX16 vs IRQ13) */
48 #define CR0_WP 0x00010000 /* Write Protect (honor PG_RW in all modes) */
49 #define CR0_AM 0x00040000 /* Alignment Mask (set to enable AC flag) */
50 #define CR0_NW 0x20000000 /* Not Write-through */
51 #define CR0_CD 0x40000000 /* Cache Disable */
52
53 /*
54 * Cyrix 486 DLC special registers, accessible as IO ports.
55 */
56 #define CCR0 0xc0 /* configuration control register 0 */
57 #define CCR0_NC0 0x01 /* first 64K of each 1M memory region is non-cacheable */
58 #define CCR0_NC1 0x02 /* 640K-1M region is non-cacheable */
59 #define CCR0_A20M 0x04 /* enables A20M# input pin */
60 #define CCR0_KEN 0x08 /* enables KEN# input pin */
61 #define CCR0_FLUSH 0x10 /* enables FLUSH# input pin */
62 #define CCR0_BARB 0x20 /* flushes internal cache when entering hold state */
63 #define CCR0_CO 0x40 /* cache org: 1=direct mapped, 0=2x set assoc */
64 #define CCR0_SUSPEND 0x80 /* enables SUSP# and SUSPA# pins */
65
66 #define CCR1 0xc1 /* configuration control register 1 */
67 #define CCR1_RPL 0x01 /* enables RPLSET and RPLVAL# pins */
68 /* the remaining 7 bits of this register are reserved */
69
70 /*
71 * bits in the %cr4 control register:
72 */
73 #define CR4_VME 0x00000001 /* virtual 8086 mode extension enable */
74 #define CR4_PVI 0x00000002 /* protected mode virtual interrupt enable */
75 #define CR4_TSD 0x00000004 /* restrict RDTSC instruction to cpl 0 */
76 #define CR4_DE 0x00000008 /* debugging extension */
77 #define CR4_PSE 0x00000010 /* large (4MB) page size enable */
78 #define CR4_PAE 0x00000020 /* physical address extension enable */
79 #define CR4_MCE 0x00000040 /* machine check enable */
80 #define CR4_PGE 0x00000080 /* page global enable */
81 #define CR4_PCE 0x00000100 /* enable RDPMC instruction for all cpls */
82 #define CR4_OSFXSR 0x00000200 /* enable fxsave/fxrestor and SSE */
83 #define CR4_OSXMMEXCPT 0x00000400 /* enable unmasked SSE exceptions */
84 #define CR4_UMIP 0x00000800 /* user-mode instruction prevention */
85 #define CR4_VMXE 0x00002000 /* enable VMX operations */
86 #define CR4_SMXE 0x00004000 /* enable SMX operations */
87 #define CR4_FSGSBASE 0x00010000 /* enable *FSBASE and *GSBASE instructions */
88 #define CR4_PCIDE 0x00020000 /* enable Process Context IDentifiers */
89 #define CR4_OSXSAVE 0x00040000 /* enable xsave and xrestore */
90 #define CR4_SMEP 0x00100000 /* enable SMEP support */
91 #define CR4_SMAP 0x00200000 /* enable SMAP support */
92 #define CR4_PKE 0x00400000 /* protection key enable */
93
94 /*
95 * Extended Control Register XCR0
96 */
97 #define XCR0_X87 0x00000001 /* x87 FPU/MMX state */
98 #define XCR0_SSE 0x00000002 /* SSE state */
99 #define XCR0_YMM_Hi128 0x00000004 /* AVX-256 (ymmn registers) */
100 #define XCR0_BNDREGS 0x00000008 /* Memory protection ext bounds */
101 #define XCR0_BNDCSR 0x00000010 /* Memory protection ext state */
102 #define XCR0_Opmask 0x00000020 /* AVX-512 Opmask */
103 #define XCR0_ZMM_Hi256 0x00000040 /* AVX-512 upper 256 bits low regs */
104 #define XCR0_Hi16_ZMM 0x00000080 /* AVX-512 512 bits upper registers */
105
106 /*
107 * Known fpu bits - only these get enabled. The save area is sized for all the
108 * fields below (max 2680 bytes).
109 */
110 #define XCR0_FPU (XCR0_X87 | XCR0_SSE | XCR0_YMM_Hi128 | \
111 XCR0_Opmask | XCR0_ZMM_Hi256 | XCR0_Hi16_ZMM)
112
113 #define XCR0_BND (XCR0_BNDREGS | XCR0_BNDCSR)
114
115 #define XCR0_FLAGS1 "\20" \
116 "\1" "x87" "\2" "SSE" "\3" "AVX" \
117 "\4" "BNDREGS" "\5" "BNDCSR" \
118 "\6" "Opmask" "\7" "ZMM_Hi256" "\10" "Hi16_ZMM"
119
120
121 /*
122 * CPUID "features" bits
123 */
124
125 /* Fn00000001 %edx features */
126 #define CPUID_FPU 0x00000001 /* processor has an FPU? */
127 #define CPUID_VME 0x00000002 /* has virtual mode (%cr4's VME/PVI) */
128 #define CPUID_DE 0x00000004 /* has debugging extension */
129 #define CPUID_PSE 0x00000008 /* has 4MB page size extension */
130 #define CPUID_TSC 0x00000010 /* has time stamp counter */
131 #define CPUID_MSR 0x00000020 /* has model specific registers */
132 #define CPUID_PAE 0x00000040 /* has phys address extension */
133 #define CPUID_MCE 0x00000080 /* has machine check exception */
134 #define CPUID_CX8 0x00000100 /* has CMPXCHG8B instruction */
135 #define CPUID_APIC 0x00000200 /* has enabled APIC */
136 #define CPUID_B10 0x00000400 /* reserved, MTRR */
137 #define CPUID_SEP 0x00000800 /* has SYSENTER/SYSEXIT extension */
138 #define CPUID_MTRR 0x00001000 /* has memory type range register */
139 #define CPUID_PGE 0x00002000 /* has page global extension */
140 #define CPUID_MCA 0x00004000 /* has machine check architecture */
141 #define CPUID_CMOV 0x00008000 /* has CMOVcc instruction */
142 #define CPUID_PAT 0x00010000 /* Page Attribute Table */
143 #define CPUID_PSE36 0x00020000 /* 36-bit PSE */
144 #define CPUID_PN 0x00040000 /* processor serial number */
145 #define CPUID_CFLUSH 0x00080000 /* CLFLUSH insn supported */
146 #define CPUID_B20 0x00100000 /* reserved */
147 #define CPUID_DS 0x00200000 /* Debug Store */
148 #define CPUID_ACPI 0x00400000 /* ACPI performance modulation regs */
149 #define CPUID_MMX 0x00800000 /* MMX supported */
150 #define CPUID_FXSR 0x01000000 /* fast FP/MMX save/restore */
151 #define CPUID_SSE 0x02000000 /* streaming SIMD extensions */
152 #define CPUID_SSE2 0x04000000 /* streaming SIMD extensions #2 */
153 #define CPUID_SS 0x08000000 /* self-snoop */
154 #define CPUID_HTT 0x10000000 /* Hyper-Threading Technology */
155 #define CPUID_TM 0x20000000 /* thermal monitor (TCC) */
156 #define CPUID_IA64 0x40000000 /* IA-64 architecture */
157 #define CPUID_SBF 0x80000000 /* signal break on FERR */
158
159 #define CPUID_FLAGS1 "\20" \
160 "\1" "FPU" "\2" "VME" "\3" "DE" "\4" "PSE" \
161 "\5" "TSC" "\6" "MSR" "\7" "PAE" "\10" "MCE" \
162 "\11" "CX8" "\12" "APIC" "\13" "B10" "\14" "SEP" \
163 "\15" "MTRR" "\16" "PGE" "\17" "MCA" "\20" "CMOV" \
164 "\21" "PAT" "\22" "PSE36" "\23" "PN" "\24" "CLFLUSH" \
165 "\25" "B20" "\26" "DS" "\27" "ACPI" "\30" "MMX" \
166 "\31" "FXSR" "\32" "SSE" "\33" "SSE2" "\34" "SS" \
167 "\35" "HTT" "\36" "TM" "\37" "IA64" "\40" "SBF"
168
169 /* Blacklists of CPUID flags - used to mask certain features */
170 #ifdef XEN
171 /* Not on Xen */
172 #define CPUID_FEAT_BLACKLIST (CPUID_PGE|CPUID_PSE|CPUID_MTRR)
173 #else
174 #define CPUID_FEAT_BLACKLIST 0
175 #endif /* XEN */
176
177 /*
178 * CPUID "features" bits in Fn00000001 %ecx
179 */
180
181 #define CPUID2_SSE3 0x00000001 /* Streaming SIMD Extensions 3 */
182 #define CPUID2_PCLMUL 0x00000002 /* PCLMULQDQ instructions */
183 #define CPUID2_DTES64 0x00000004 /* 64-bit Debug Trace */
184 #define CPUID2_MONITOR 0x00000008 /* MONITOR/MWAIT instructions */
185 #define CPUID2_DS_CPL 0x00000010 /* CPL Qualified Debug Store */
186 #define CPUID2_VMX 0x00000020 /* Virtual Machine Extensions */
187 #define CPUID2_SMX 0x00000040 /* Safer Mode Extensions */
188 #define CPUID2_EST 0x00000080 /* Enhanced SpeedStep Technology */
189 #define CPUID2_TM2 0x00000100 /* Thermal Monitor 2 */
190 #define CPUID2_SSSE3 0x00000200 /* Supplemental SSE3 */
191 #define CPUID2_CID 0x00000400 /* Context ID */
192 #define CPUID2_SDBG 0x00000800 /* Silicon Debug */
193 #define CPUID2_FMA 0x00001000 /* has Fused Multiply Add */
194 #define CPUID2_CX16 0x00002000 /* has CMPXCHG16B instruction */
195 #define CPUID2_xTPR 0x00004000 /* Task Priority Messages disabled? */
196 #define CPUID2_PDCM 0x00008000 /* Perf/Debug Capability MSR */
197 /* bit 16 unused 0x00010000 */
198 #define CPUID2_PCID 0x00020000 /* Process Context ID */
199 #define CPUID2_DCA 0x00040000 /* Direct Cache Access */
200 #define CPUID2_SSE41 0x00080000 /* Streaming SIMD Extensions 4.1 */
201 #define CPUID2_SSE42 0x00100000 /* Streaming SIMD Extensions 4.2 */
202 #define CPUID2_X2APIC 0x00200000 /* xAPIC Extensions */
203 #define CPUID2_MOVBE 0x00400000 /* MOVBE (move after byteswap) */
204 #define CPUID2_POPCNT 0x00800000 /* popcount instruction available */
205 #define CPUID2_DEADLINE 0x01000000 /* APIC Timer supports TSC Deadline */
206 #define CPUID2_AES 0x02000000 /* AES instructions */
207 #define CPUID2_XSAVE 0x04000000 /* XSAVE instructions */
208 #define CPUID2_OSXSAVE 0x08000000 /* XGETBV/XSETBV instructions */
209 #define CPUID2_AVX 0x10000000 /* AVX instructions */
210 #define CPUID2_F16C 0x20000000 /* half precision conversion */
211 #define CPUID2_RDRAND 0x40000000 /* RDRAND (hardware random number) */
212 #define CPUID2_RAZ 0x80000000 /* RAZ. Indicates guest state. */
213
214 #define CPUID2_FLAGS1 "\20" \
215 "\1" "SSE3" "\2" "PCLMULQDQ" "\3" "DTES64" "\4" "MONITOR" \
216 "\5" "DS-CPL" "\6" "VMX" "\7" "SMX" "\10" "EST" \
217 "\11" "TM2" "\12" "SSSE3" "\13" "CID" "\14" "SDBG" \
218 "\15" "FMA" "\16" "CX16" "\17" "xTPR" "\20" "PDCM" \
219 "\21" "B16" "\22" "PCID" "\23" "DCA" "\24" "SSE41" \
220 "\25" "SSE42" "\26" "X2APIC" "\27" "MOVBE" "\30" "POPCNT" \
221 "\31" "DEADLINE" "\32" "AES" "\33" "XSAVE" "\34" "OSXSAVE" \
222 "\35" "AVX" "\36" "F16C" "\37" "RDRAND" "\40" "RAZ"
223
224 /* CPUID Fn00000001 %eax */
225
226 #define CPUID_TO_BASEFAMILY(cpuid) (((cpuid) >> 8) & 0xf)
227 #define CPUID_TO_BASEMODEL(cpuid) (((cpuid) >> 4) & 0xf)
228 #define CPUID_TO_STEPPING(cpuid) ((cpuid) & 0xf)
229
230 /*
231 * The Extended family bits should only be inspected when CPUID_TO_BASEFAMILY()
232 * returns 15. They are use to encode family value 16 to 270 (add 15).
233 * The Extended model bits are the high 4 bits of the model.
234 * They are only valid for family >= 15 or family 6 (intel, but all amd
235 * family 6 are documented to return zero bits for them).
236 */
237 #define CPUID_TO_EXTFAMILY(cpuid) (((cpuid) >> 20) & 0xff)
238 #define CPUID_TO_EXTMODEL(cpuid) (((cpuid) >> 16) & 0xf)
239
240 /* The macros for the Display Family and the Display Model */
241 #define CPUID_TO_FAMILY(cpuid) (CPUID_TO_BASEFAMILY(cpuid) \
242 + ((CPUID_TO_BASEFAMILY(cpuid) != 0x0f) \
243 ? 0 : CPUID_TO_EXTFAMILY(cpuid)))
244 #define CPUID_TO_MODEL(cpuid) (CPUID_TO_BASEMODEL(cpuid) \
245 | ((CPUID_TO_BASEFAMILY(cpuid) != 0x0f) \
246 && (CPUID_TO_BASEFAMILY(cpuid) != 0x06) \
247 ? 0 : (CPUID_TO_EXTMODEL(cpuid) << 4)))
248
249 /* CPUID Fn00000001 %ebx */
250 #define CPUID_BRAND_INDEX __BITS(7,0)
251 #define CPUID_CLFLUSH_SIZE __BITS(15,8)
252 #define CPUID_HTT_CORES __BITS(23,16)
253 #define CPUID_LOCAL_APIC_ID __BITS(31,24)
254
255 /*
256 * Intel Deterministic Cache Parameter Leaf
257 * Fn0000_0004
258 */
259
260 /* %eax */
261 #define CPUID_DCP_CACHETYPE __BITS(4, 0) /* Cache type */
262 #define CPUID_DCP_CACHETYPE_N 0 /* NULL */
263 #define CPUID_DCP_CACHETYPE_D 1 /* Data cache */
264 #define CPUID_DCP_CACHETYPE_I 2 /* Instruction cache */
265 #define CPUID_DCP_CACHETYPE_U 3 /* Unified cache */
266 #define CPUID_DCP_CACHELEVEL __BITS(7, 5) /* Cache level (start at 1) */
267 #define CPUID_DCP_SELFINITCL __BIT(8) /* Self initializing cachelvl*/
268 #define CPUID_DCP_FULLASSOC __BIT(9) /* Full associative */
269 #define CPUID_DCP_SHAREING __BITS(25, 14) /* shareing */
270 #define CPUID_DCP_CORE_P_PKG __BITS(31, 26) /* Cores/package */
271
272 /* %ebx */
273 #define CPUID_DCP_LINESIZE __BITS(11, 0) /* System coherency linesize */
274 #define CPUID_DCP_PARTITIONS __BITS(21, 12) /* Physical line partitions */
275 #define CPUID_DCP_WAYS __BITS(31, 22) /* Ways of associativity */
276
277 /* Number of sets: %ecx */
278
279 /* %edx */
280 #define CPUID_DCP_INVALIDATE __BIT(0) /* WB invalidate/invalidate */
281 #define CPUID_DCP_INCLUSIVE __BIT(1) /* Cache inclusiveness */
282 #define CPUID_DCP_COMPLEX __BIT(2) /* Complex cache indexing */
283
284 /*
285 * Intel Digital Thermal Sensor and
286 * Power Management, Fn0000_0006 - %eax.
287 */
288 #define CPUID_DSPM_DTS __BIT(0) /* Digital Thermal Sensor */
289 #define CPUID_DSPM_IDA __BIT(1) /* Intel Dynamic Acceleration */
290 #define CPUID_DSPM_ARAT __BIT(2) /* Always Running APIC Timer */
291 #define CPUID_DSPM_PLN __BIT(4) /* Power Limit Notification */
292 #define CPUID_DSPM_ECMD __BIT(5) /* Clock Modulation Extension */
293 #define CPUID_DSPM_PTM __BIT(6) /* Package Level Thermal Management */
294 #define CPUID_DSPM_HWP __BIT(7) /* HWP */
295 #define CPUID_DSPM_HWP_NOTIFY __BIT(8) /* HWP Notification */
296 #define CPUID_DSPM_HWP_ACTWIN __BIT(9) /* HWP Activity Window */
297 #define CPUID_DSPM_HWP_EPP __BIT(10) /* HWP Energy Performance Preference */
298 #define CPUID_DSPM_HWP_PLR __BIT(11) /* HWP Package Level Request */
299 #define CPUID_DSPM_HDC __BIT(13) /* Hardware Duty Cycling */
300 #define CPUID_DSPM_TBMT3 __BIT(14) /* Turbo Boost Max Technology 3.0 */
301 #define CPUID_DSPM_HWP_CAP __BIT(15) /* HWP Capabilities */
302 #define CPUID_DSPM_HWP_PECI __BIT(16) /* HWP PECI override */
303 #define CPUID_DSPM_HWP_FLEX __BIT(17) /* Flexible HWP */
304 #define CPUID_DSPM_HWP_FAST __BIT(18) /* Fast access for IA32_HWP_REQUEST */
305 #define CPUID_DSPM_HWP_IGNIDL __BIT(20) /* Ignore Idle Logical Processor HWP */
306
307 #define CPUID_DSPM_FLAGS "\20" \
308 "\1" "DTS" "\2" "IDA" "\3" "ARAT" \
309 "\5" "PLN" "\6" "ECMD" "\7" "PTM" "\10" "HWP" \
310 "\11" "HWP_NOTIFY" "\12" "HWP_ACTWIN" "\13" "HWP_EPP" "\14" "HWP_PLR" \
311 "\16" "HDC" "\17" "TBM3" "\20" "HWP_CAP" \
312 "\21" "HWP_PECI" "\22" "HWP_FLEX" "\23" "HWP_FAST" \
313 "25" "HWP_IGNIDL"
314
315 /*
316 * Intel Digital Thermal Sensor and
317 * Power Management, Fn0000_0006 - %ecx.
318 */
319 #define CPUID_DSPM_HWF 0x00000001 /* MSR_APERF/MSR_MPERF available */
320 #define CPUID_DSPM_EPB 0x00000008 /* Energy Performance Bias */
321
322 #define CPUID_DSPM_FLAGS1 "\20" "\1" "HWF" "\4" "EPB"
323
324 /*
325 * Intel Structured Extended Feature leaf Fn0000_0007
326 * %eax == 0: Subleaf 0
327 * %eax: The Maximum input value for supported subleaf.
328 * %ebx: Feature bits.
329 * %ecx: Feature bits.
330 * %edx: Feature bits.
331 */
332
333 /* %ebx */
334 #define CPUID_SEF_FSGSBASE __BIT(0) /* {RD,WR}{FS,GS}BASE */
335 #define CPUID_SEF_TSC_ADJUST __BIT(1) /* IA32_TSC_ADJUST MSR support */
336 #define CPUID_SEF_SGX __BIT(2) /* Software Guard Extentions */
337 #define CPUID_SEF_BMI1 __BIT(3) /* advanced bit manipulation ext. 1st grp */
338 #define CPUID_SEF_HLE __BIT(4) /* Hardware Lock Elision */
339 #define CPUID_SEF_AVX2 __BIT(5) /* Advanced Vector Extensions 2 */
340 #define CPUID_SEF_FDPEXONLY __BIT(6) /* x87FPU Data ptr updated only on x87exp */
341 #define CPUID_SEF_SMEP __BIT(7) /* Supervisor-Mode Excecution Prevention */
342 #define CPUID_SEF_BMI2 __BIT(8) /* advanced bit manipulation ext. 2nd grp */
343 #define CPUID_SEF_ERMS __BIT(9) /* Enhanced REP MOVSB/STOSB */
344 #define CPUID_SEF_INVPCID __BIT(10) /* INVPCID instruction */
345 #define CPUID_SEF_RTM __BIT(11) /* Restricted Transactional Memory */
346 #define CPUID_SEF_QM __BIT(12) /* Resource Director Technology Monitoring */
347 #define CPUID_SEF_FPUCSDS __BIT(13) /* Deprecate FPU CS and FPU DS values */
348 #define CPUID_SEF_MPX __BIT(14) /* Memory Protection Extensions */
349 #define CPUID_SEF_PQE __BIT(15) /* Resource Director Technology Allocation */
350 #define CPUID_SEF_AVX512F __BIT(16) /* AVX-512 Foundation */
351 #define CPUID_SEF_AVX512DQ __BIT(17) /* AVX-512 Double/Quadword */
352 #define CPUID_SEF_RDSEED __BIT(18) /* RDSEED instruction */
353 #define CPUID_SEF_ADX __BIT(19) /* ADCX/ADOX instructions */
354 #define CPUID_SEF_SMAP __BIT(20) /* Supervisor-Mode Access Prevention */
355 #define CPUID_SEF_AVX512_IFMA __BIT(21) /* AVX-512 Integer Fused Multiply Add */
356 #define CPUID_SEF_CLFLUSHOPT __BIT(23) /* Cache Line FLUSH OPTimized */
357 #define CPUID_SEF_CLWB __BIT(24) /* Cache Line Write Back */
358 #define CPUID_SEF_PT __BIT(25) /* Processor Trace */
359 #define CPUID_SEF_AVX512PF __BIT(26) /* AVX-512 PreFetch */
360 #define CPUID_SEF_AVX512ER __BIT(27) /* AVX-512 Exponential and Reciprocal */
361 #define CPUID_SEF_AVX512CD __BIT(28) /* AVX-512 Conflict Detection */
362 #define CPUID_SEF_SHA __BIT(29) /* SHA Extensions */
363 #define CPUID_SEF_AVX512BW __BIT(30) /* AVX-512 Byte and Word */
364 #define CPUID_SEF_AVX512VL __BIT(31) /* AVX-512 Vector Length */
365
366 #define CPUID_SEF_FLAGS "\20" \
367 "\1" "FSGSBASE" "\2" "TSCADJUST" "\3" "SGX" "\4" "BMI1" \
368 "\5" "HLE" "\6" "AVX2" "\7" "FDPEXONLY" "\10" "SMEP" \
369 "\11" "BMI2" "\12" "ERMS" "\13" "INVPCID" "\14" "RTM" \
370 "\15" "QM" "\16" "FPUCSDS" "\17" "MPX" "\20" "PQE" \
371 "\21" "AVX512F" "\22" "AVX512DQ" "\23" "RDSEED" "\24" "ADX" \
372 "\25" "SMAP" "\26" "AVX512_IFMA" "\30" "CLFLUSHOPT" \
373 "\31" "CLWB" "\32" "PT" "\33" "AVX512PF" "\34" "AVX512ER" \
374 "\35" "AVX512CD""\36" "SHA" "\37" "AVX512BW" "\40" "AVX512VL"
375
376 /* %ecx */
377 #define CPUID_SEF_PREFETCHWT1 __BIT(0) /* PREFETCHWT1 instruction */
378 #define CPUID_SEF_AVX512_VBMI __BIT(1) /* AVX-512 Vector Byte Manipulation */
379 #define CPUID_SEF_UMIP __BIT(2) /* User-Mode Instruction prevention */
380 #define CPUID_SEF_PKU __BIT(3) /* Protection Keys for User-mode pages */
381 #define CPUID_SEF_OSPKE __BIT(4) /* OS has set CR4.PKE to ena. protec. keys */
382 #define CPUID_SEF_AVX512_VBMI2 __BIT(6) /* AVX-512 Vector Byte Manipulation 2 */
383 #define CPUID_SEF_GFNI __BIT(8)
384 #define CPUID_SEF_VAES __BIT(9)
385 #define CPUID_SEF_VPCLMULQDQ __BIT(10)
386 #define CPUID_SEF_AVX512_VNNI __BIT(11) /* Vector neural Network Instruction */
387 #define CPUID_SEF_AVX512_BITALG __BIT(12)
388 #define CPUID_SEF_AVX512_VPOPCNTDQ __BIT(14)
389 #define CPUID_SEF_RDPID __BIT(22) /* RDPID and IA32_TSC_AUX */
390 #define CPUID_SEF_SGXLC __BIT(30) /* SGX Launch Configuration */
391
392 #define CPUID_SEF_FLAGS1 "\20" \
393 "\1" "PREFETCHWT1" "\2" "AVX512_VBMI" "\3" "UMIP" "\4" "PKU" \
394 "\5" "OSPKE" "\7" "AVX512_VBMI2" \
395 "\11" "GFNI" "\12" "VAES" "\13" "VPCLMULQDQ" "\14" "AVX512_VNNI"\
396 "\15" "AVX512_BITALG" "\17" "AVX512_VPOPCNTDQ" \
397 "\27" "RDPID" \
398 "\37" "SGXLC"
399
400 /* %edx */
401 #define CPUID_SEF_AVX512_4VNNIW __BIT(2)
402 #define CPUID_SEF_AVX512_4FMAPS __BIT(3)
403 #define CPUID_SEF_IBRS __BIT(26) /* IBRS / IBPB Speculation Control */
404 #define CPUID_SEF_STIBP __BIT(27) /* STIBP Speculation Control */
405 #define CPUID_SEF_ARCH_CAP __BIT(29) /* IA32_ARCH_CAPABILITIES */
406 #define CPUID_SEF_SSBD __BIT(31) /* Speculative Store Bypass Disable */
407
408 #define CPUID_SEF_FLAGS2 "\20" \
409 "\3" "AVX512_4VNNIW" "\4" "AVX512_4FMAPS" \
410 "\33" "IBRS" "\34" "STIBP" \
411 "\36" "ARCH_CAP" "\40" "SSBD"
412
413 /*
414 * CPUID Processor extended state Enumeration Fn0000000d
415 *
416 * %ecx == 0: supported features info:
417 * %eax: Valid bits of lower 32bits of XCR0
418 * %ebx: Maximum save area size for features enabled in XCR0
419 * %ecx: Maximum save area size for all cpu features
420 * %edx: Valid bits of upper 32bits of XCR0
421 *
422 * %ecx == 1:
423 * %eax: Bit 0 => xsaveopt instruction available (sandy bridge onwards)
424 * %ebx: Save area size for features enabled by XCR0 | IA32_XSS
425 * %ecx: Valid bits of lower 32bits of IA32_XSS
426 * %edx: Valid bits of upper 32bits of IA32_XSS
427 *
428 * %ecx >= 2: Save area details for XCR0 bit n
429 * %eax: size of save area for this feature
430 * %ebx: offset of save area for this feature
431 * %ecx, %edx: reserved
432 * All of %eax, %ebx, %ecx and %edx are zero for unsupported features.
433 */
434
435 /* %ecx=1 %eax */
436 #define CPUID_PES1_XSAVEOPT 0x00000001 /* xsaveopt instruction */
437 #define CPUID_PES1_XSAVEC 0x00000002 /* xsavec & compacted XRSTOR */
438 #define CPUID_PES1_XGETBV 0x00000004 /* xgetbv with ECX = 1 */
439 #define CPUID_PES1_XSAVES 0x00000008 /* xsaves/xrstors, IA32_XSS */
440
441 #define CPUID_PES1_FLAGS "\20" \
442 "\1" "XSAVEOPT" "\2" "XSAVEC" "\3" "XGETBV" "\4" "XSAVES"
443
444 /*
445 * Intel Deterministic Address Translation Parameter Leaf
446 * Fn0000_0018
447 */
448
449 /* %ecx=0 %eax __BITS(31, 0): the maximum input value of supported sub-leaf */
450
451 /* %ebx */
452 #define CPUID_DATP_PGSIZE __BITS(3, 0) /* page size */
453 #define CPUID_DATP_PGSIZE_4KB __BIT(0) /* 4KB page support */
454 #define CPUID_DATP_PGSIZE_2MB __BIT(1) /* 2MB page support */
455 #define CPUID_DATP_PGSIZE_4MB __BIT(2) /* 4MB page support */
456 #define CPUID_DATP_PGSIZE_1GB __BIT(3) /* 1GB page support */
457 #define CPUID_DATP_PARTITIONING __BITS(10, 8) /* Partitioning */
458 #define CPUID_DATP_WAYS __BITS(31, 16) /* Ways of associativity */
459
460 /* Number of sets: %ecx */
461
462 /* %edx */
463 #define CPUID_DATP_TCTYPE __BITS(4, 0) /* Translation Cache type */
464 #define CPUID_DATP_TCTYPE_N 0 /* NULL (not valid) */
465 #define CPUID_DATP_TCTYPE_D 1 /* Data TLB */
466 #define CPUID_DATP_TCTYPE_I 2 /* Instruction TLB */
467 #define CPUID_DATP_TCTYPE_U 3 /* Unified TLB */
468 #define CPUID_DATP_TCLEVEL __BITS(7, 5) /* TLB level (start at 1) */
469 #define CPUID_DATP_FULLASSOC __BIT(8) /* Full associative */
470 #define CPUID_DATP_SHAREING __BITS(25, 14) /* shareing */
471
472
473 /* Intel Fn80000001 extended features - %edx */
474 #define CPUID_SYSCALL 0x00000800 /* SYSCALL/SYSRET */
475 #define CPUID_XD 0x00100000 /* Execute Disable (like CPUID_NOX) */
476 #define CPUID_P1GB 0x04000000 /* 1GB Large Page Support */
477 #define CPUID_RDTSCP 0x08000000 /* Read TSC Pair Instruction */
478 #define CPUID_EM64T 0x20000000 /* Intel EM64T */
479
480 #define CPUID_INTEL_EXT_FLAGS "\20" \
481 "\14" "SYSCALL/SYSRET" "\25" "XD" "\33" "P1GB" \
482 "\34" "RDTSCP" "\36" "EM64T"
483
484 /* Intel Fn80000001 extended features - %ecx */
485 #define CPUID_LAHF 0x00000001 /* LAHF/SAHF in IA-32e mode, 64bit sub*/
486 /* 0x00000020 */ /* LZCNT. Same as AMD's CPUID_LZCNT */
487 #define CPUID_PREFETCHW 0x00000100 /* PREFETCHW */
488
489 #define CPUID_INTEL_FLAGS4 "\20" \
490 "\1" "LAHF" "\02" "B01" "\03" "B02" \
491 "\06" "LZCNT" \
492 "\11" "PREFETCHW"
493
494
495 /* AMD/VIA Fn80000001 extended features - %edx */
496 /* CPUID_SYSCALL SYSCALL/SYSRET */
497 #define CPUID_MPC 0x00080000 /* Multiprocessing Capable */
498 #define CPUID_NOX 0x00100000 /* No Execute Page Protection */
499 #define CPUID_MMXX 0x00400000 /* AMD MMX Extensions */
500 /* CPUID_MMX MMX supported */
501 /* CPUID_FXSR fast FP/MMX save/restore */
502 #define CPUID_FFXSR 0x02000000 /* FXSAVE/FXSTOR Extensions */
503 /* CPUID_P1GB 1GB Large Page Support */
504 /* CPUID_RDTSCP Read TSC Pair Instruction */
505 /* CPUID_EM64T Long mode */
506 #define CPUID_3DNOW2 0x40000000 /* 3DNow! Instruction Extension */
507 #define CPUID_3DNOW 0x80000000 /* 3DNow! Instructions */
508
509 #define CPUID_EXT_FLAGS "\20" \
510 "\14" "SYSCALL/SYSRET" \
511 "\24" "MPC" \
512 "\25" "NOX" "\27" "MMXX" "\30" "MMX" \
513 "\31" "FXSR" "\32" "FFXSR" "\33" "P1GB" "\34" "RDTSCP" \
514 "\36" "LONG" "\37" "3DNOW2" "\40" "3DNOW"
515
516 /* AMD Fn80000001 extended features - %ecx */
517 /* CPUID_LAHF LAHF/SAHF instruction */
518 #define CPUID_CMPLEGACY 0x00000002 /* Compare Legacy */
519 #define CPUID_SVM 0x00000004 /* Secure Virtual Machine */
520 #define CPUID_EAPIC 0x00000008 /* Extended APIC space */
521 #define CPUID_ALTMOVCR0 0x00000010 /* Lock Mov Cr0 */
522 #define CPUID_LZCNT 0x00000020 /* LZCNT instruction */
523 #define CPUID_SSE4A 0x00000040 /* SSE4A instruction set */
524 #define CPUID_MISALIGNSSE 0x00000080 /* Misaligned SSE */
525 #define CPUID_3DNOWPF 0x00000100 /* 3DNow Prefetch */
526 #define CPUID_OSVW 0x00000200 /* OS visible workarounds */
527 #define CPUID_IBS 0x00000400 /* Instruction Based Sampling */
528 #define CPUID_XOP 0x00000800 /* XOP instruction set */
529 #define CPUID_SKINIT 0x00001000 /* SKINIT */
530 #define CPUID_WDT 0x00002000 /* watchdog timer support */
531 #define CPUID_LWP 0x00008000 /* Light Weight Profiling */
532 #define CPUID_FMA4 0x00010000 /* FMA4 instructions */
533 #define CPUID_TCE 0x00020000 /* Translation cache Extension */
534 #define CPUID_NODEID 0x00080000 /* NodeID MSR available*/
535 #define CPUID_TBM 0x00200000 /* TBM instructions */
536 #define CPUID_TOPOEXT 0x00400000 /* cpuid Topology Extension */
537 #define CPUID_PCEC 0x00800000 /* Perf Ctr Ext Core */
538 #define CPUID_PCENB 0x01000000 /* Perf Ctr Ext NB */
539 #define CPUID_SPM 0x02000000 /* Stream Perf Mon */
540 #define CPUID_DBE 0x04000000 /* Data Breakpoint Extension */
541 #define CPUID_PTSC 0x08000000 /* PerfTsc */
542 #define CPUID_L2IPERFC 0x10000000 /* L2I performance counter Extension */
543 #define CPUID_MWAITX 0x20000000 /* MWAITX/MONITORX support */
544
545 #define CPUID_AMD_FLAGS4 "\20" \
546 "\1" "LAHF" "\2" "CMPLEGACY" "\3" "SVM" "\4" "EAPIC" \
547 "\5" "ALTMOVCR0" "\6" "LZCNT" "\7" "SSE4A" "\10" "MISALIGNSSE" \
548 "\11" "3DNOWPREFETCH" \
549 "\12" "OSVW" "\13" "IBS" "\14" "XOP" \
550 "\15" "SKINIT" "\16" "WDT" "\17" "B14" "\20" "LWP" \
551 "\21" "FMA4" "\22" "TCE" "\23" "B18" "\24" "NodeID" \
552 "\25" "B20" "\26" "TBM" "\27" "TopoExt" "\30" "PCExtC" \
553 "\31" "PCExtNB" "\32" "StrmPM" "\33" "DBExt" "\34" "PerfTsc" \
554 "\35" "L2IPERFC" "\36" "MWAITX" "\37" "B30" "\40" "B31"
555
556 /*
557 * AMD Advanced Power Management
558 * CPUID Fn8000_0007 %edx
559 */
560 #define CPUID_APM_TS 0x00000001 /* Temperature Sensor */
561 #define CPUID_APM_FID 0x00000002 /* Frequency ID control */
562 #define CPUID_APM_VID 0x00000004 /* Voltage ID control */
563 #define CPUID_APM_TTP 0x00000008 /* THERMTRIP (PCI F3xE4 register) */
564 #define CPUID_APM_HTC 0x00000010 /* Hardware thermal control (HTC) */
565 #define CPUID_APM_STC 0x00000020 /* Software thermal control (STC) */
566 #define CPUID_APM_100 0x00000040 /* 100MHz multiplier control */
567 #define CPUID_APM_HWP 0x00000080 /* HW P-State control */
568 #define CPUID_APM_TSC 0x00000100 /* TSC invariant */
569 #define CPUID_APM_CPB 0x00000200 /* Core performance boost */
570 #define CPUID_APM_EFF 0x00000400 /* Effective Frequency (read-only) */
571
572 #define CPUID_APM_FLAGS "\20" \
573 "\1" "TS" "\2" "FID" "\3" "VID" "\4" "TTP" \
574 "\5" "HTC" "\6" "STC" "\7" "100" "\10" "HWP" \
575 "\11" "TSC" "\12" "CPB" "\13" "EffFreq" "\14" "B11" \
576 "\15" "B12"
577
578 /* AMD Fn8000000a %edx features (SVM features) */
579 #define CPUID_AMD_SVM_NP 0x00000001
580 #define CPUID_AMD_SVM_LbrVirt 0x00000002
581 #define CPUID_AMD_SVM_SVML 0x00000004
582 #define CPUID_AMD_SVM_NRIPS 0x00000008
583 #define CPUID_AMD_SVM_TSCRateCtrl 0x00000010
584 #define CPUID_AMD_SVM_VMCBCleanBits 0x00000020
585 #define CPUID_AMD_SVM_FlushByASID 0x00000040
586 #define CPUID_AMD_SVM_DecodeAssist 0x00000080
587 #define CPUID_AMD_SVM_PauseFilter 0x00000400
588 #define CPUID_AMD_SVM_PFThreshold 0x0x001000 /* PAUSE filter threshold */
589 #define CPUID_AMD_SVM_AVIC 0x00002000 /* AMD Virtual intr. ctrl */
590 #define CPUID_AMD_SVM_V_VMSAVE_VMLOAD 0x00008000 /* Virtual VM{SAVE/LOAD} */
591 #define CPUID_AMD_SVM_vGIF 0x00010000 /* Virtualized GIF */
592 #define CPUID_AMD_SVM_FLAGS "\20" \
593 "\1" "NP" "\2" "LbrVirt" "\3" "SVML" "\4" "NRIPS" \
594 "\5" "TSCRate" "\6" "VMCBCleanBits" \
595 "\7" "FlushByASID" "\10" "DecodeAssist" \
596 "\11" "B08" "\12" "B09" "\13" "PauseFilter" "\14" "B11" \
597 "\15" "PFThreshold" "\16" "AVIC" "\17" "B14" \
598 "\20" "V_VMSAVE_VMLOAD" \
599 "\21" "VGIF"
600
601 /*
602 * Centaur Extended Feature flags
603 */
604 #define CPUID_VIA_HAS_RNG 0x00000004 /* Random number generator */
605 #define CPUID_VIA_DO_RNG 0x00000008
606 #define CPUID_VIA_HAS_ACE 0x00000040 /* AES Encryption */
607 #define CPUID_VIA_DO_ACE 0x00000080
608 #define CPUID_VIA_HAS_ACE2 0x00000100 /* AES+CTR instructions */
609 #define CPUID_VIA_DO_ACE2 0x00000200
610 #define CPUID_VIA_HAS_PHE 0x00000400 /* SHA1+SHA256 HMAC */
611 #define CPUID_VIA_DO_PHE 0x00000800
612 #define CPUID_VIA_HAS_PMM 0x00001000 /* RSA Instructions */
613 #define CPUID_VIA_DO_PMM 0x00002000
614
615 #define CPUID_FLAGS_PADLOCK "\20" \
616 "\3" "RNG" "\7" "AES" "\11" "AES/CTR" "\13" "SHA1/SHA256" \
617 "\15" "RSA"
618
619 /*
620 * Model-specific registers for the i386 family
621 */
622 #define MSR_P5_MC_ADDR 0x000 /* P5 only */
623 #define MSR_P5_MC_TYPE 0x001 /* P5 only */
624 #define MSR_TSC 0x010
625 #define MSR_CESR 0x011 /* P5 only (trap on P6) */
626 #define MSR_CTR0 0x012 /* P5 only (trap on P6) */
627 #define MSR_CTR1 0x013 /* P5 only (trap on P6) */
628 #define MSR_IA32_PLATFORM_ID 0x017
629 #define MSR_APICBASE 0x01b
630 #define APICBASE_BSP 0x00000100 /* boot processor */
631 #define APICBASE_EXTD 0x00000400 /* x2APIC mode */
632 #define APICBASE_EN 0x00000800 /* software enable */
633 /*
634 * APICBASE_PHYSADDR is actually variable-sized on some CPUs. But we're
635 * only interested in the initial value, which is guaranteed to fit the
636 * first 32 bits. So this macro is fine.
637 */
638 #define APICBASE_PHYSADDR 0xfffff000 /* physical address */
639 #define MSR_EBL_CR_POWERON 0x02a
640 #define MSR_EBC_FREQUENCY_ID 0x02c /* PIV only */
641 #define MSR_TEST_CTL 0x033
642 #define MSR_IA32_SPEC_CTRL 0x048
643 #define IA32_SPEC_CTRL_IBRS 0x01
644 #define IA32_SPEC_CTRL_STIBP 0x02
645 #define IA32_SPEC_CTRL_SSBD 0x04
646 #define MSR_IA32_PRED_CMD 0x049
647 #define IA32_PRED_CMD_IBPB 0x01
648 #define MSR_BIOS_UPDT_TRIG 0x079
649 #define MSR_BBL_CR_D0 0x088 /* PII+ only */
650 #define MSR_BBL_CR_D1 0x089 /* PII+ only */
651 #define MSR_BBL_CR_D2 0x08a /* PII+ only */
652 #define MSR_BIOS_SIGN 0x08b
653 #define MSR_PERFCTR0 0x0c1
654 #define MSR_PERFCTR1 0x0c2
655 #define MSR_FSB_FREQ 0x0cd /* Core Duo/Solo only */
656 #define MSR_MPERF 0x0e7
657 #define MSR_APERF 0x0e8
658 #define MSR_IA32_EXT_CONFIG 0x0ee /* Undocumented. Core Solo/Duo only */
659 #define MSR_MTRRcap 0x0fe
660 #define MSR_IA32_ARCH_CAPABILITIES 0x10a
661 #define IA32_ARCH_RDCL_NO 0x01
662 #define IA32_ARCH_IBRS_ALL 0x02
663 #define IA32_ARCH_RSBA 0x04
664 #define IA32_ARCH_SSB_NO 0x10
665 #define MSR_BBL_CR_ADDR 0x116 /* PII+ only */
666 #define MSR_BBL_CR_DECC 0x118 /* PII+ only */
667 #define MSR_BBL_CR_CTL 0x119 /* PII+ only */
668 #define MSR_BBL_CR_TRIG 0x11a /* PII+ only */
669 #define MSR_BBL_CR_BUSY 0x11b /* PII+ only */
670 #define MSR_BBL_CR_CTR3 0x11e /* PII+ only */
671 #define MSR_SYSENTER_CS 0x174 /* PII+ only */
672 #define MSR_SYSENTER_ESP 0x175 /* PII+ only */
673 #define MSR_SYSENTER_EIP 0x176 /* PII+ only */
674 #define MSR_MCG_CAP 0x179
675 #define MSR_MCG_STATUS 0x17a
676 #define MSR_MCG_CTL 0x17b
677 #define MSR_EVNTSEL0 0x186
678 #define MSR_EVNTSEL1 0x187
679 #define MSR_PERF_STATUS 0x198 /* Pentium M */
680 #define MSR_PERF_CTL 0x199 /* Pentium M */
681 #define MSR_THERM_CONTROL 0x19a
682 #define MSR_THERM_INTERRUPT 0x19b
683 #define MSR_THERM_STATUS 0x19c
684 #define MSR_THERM2_CTL 0x19d /* Pentium M */
685 #define MSR_MISC_ENABLE 0x1a0
686 #define IA32_MISC_MWAIT_EN 0x40000
687 #define MSR_TEMPERATURE_TARGET 0x1a2
688 #define MSR_DEBUGCTLMSR 0x1d9
689 #define MSR_LASTBRANCHFROMIP 0x1db
690 #define MSR_LASTBRANCHTOIP 0x1dc
691 #define MSR_LASTINTFROMIP 0x1dd
692 #define MSR_LASTINTTOIP 0x1de
693 #define MSR_ROB_CR_BKUPTMPDR6 0x1e0
694 #define MSR_MTRRphysBase0 0x200
695 #define MSR_MTRRphysMask0 0x201
696 #define MSR_MTRRphysBase1 0x202
697 #define MSR_MTRRphysMask1 0x203
698 #define MSR_MTRRphysBase2 0x204
699 #define MSR_MTRRphysMask2 0x205
700 #define MSR_MTRRphysBase3 0x206
701 #define MSR_MTRRphysMask3 0x207
702 #define MSR_MTRRphysBase4 0x208
703 #define MSR_MTRRphysMask4 0x209
704 #define MSR_MTRRphysBase5 0x20a
705 #define MSR_MTRRphysMask5 0x20b
706 #define MSR_MTRRphysBase6 0x20c
707 #define MSR_MTRRphysMask6 0x20d
708 #define MSR_MTRRphysBase7 0x20e
709 #define MSR_MTRRphysMask7 0x20f
710 #define MSR_MTRRphysBase8 0x210
711 #define MSR_MTRRphysMask8 0x211
712 #define MSR_MTRRphysBase9 0x212
713 #define MSR_MTRRphysMask9 0x213
714 #define MSR_MTRRphysBase10 0x214
715 #define MSR_MTRRphysMask10 0x215
716 #define MSR_MTRRphysBase11 0x216
717 #define MSR_MTRRphysMask11 0x217
718 #define MSR_MTRRphysBase12 0x218
719 #define MSR_MTRRphysMask12 0x219
720 #define MSR_MTRRphysBase13 0x21a
721 #define MSR_MTRRphysMask13 0x21b
722 #define MSR_MTRRphysBase14 0x21c
723 #define MSR_MTRRphysMask14 0x21d
724 #define MSR_MTRRphysBase15 0x21e
725 #define MSR_MTRRphysMask15 0x21f
726 #define MSR_MTRRfix64K_00000 0x250
727 #define MSR_MTRRfix16K_80000 0x258
728 #define MSR_MTRRfix16K_A0000 0x259
729 #define MSR_MTRRfix4K_C0000 0x268
730 #define MSR_MTRRfix4K_C8000 0x269
731 #define MSR_MTRRfix4K_D0000 0x26a
732 #define MSR_MTRRfix4K_D8000 0x26b
733 #define MSR_MTRRfix4K_E0000 0x26c
734 #define MSR_MTRRfix4K_E8000 0x26d
735 #define MSR_MTRRfix4K_F0000 0x26e
736 #define MSR_MTRRfix4K_F8000 0x26f
737 #define MSR_CR_PAT 0x277
738 #define MSR_MTRRdefType 0x2ff
739 #define MSR_MC0_CTL 0x400
740 #define MSR_MC0_STATUS 0x401
741 #define MSR_MC0_ADDR 0x402
742 #define MSR_MC0_MISC 0x403
743 #define MSR_MC1_CTL 0x404
744 #define MSR_MC1_STATUS 0x405
745 #define MSR_MC1_ADDR 0x406
746 #define MSR_MC1_MISC 0x407
747 #define MSR_MC2_CTL 0x408
748 #define MSR_MC2_STATUS 0x409
749 #define MSR_MC2_ADDR 0x40a
750 #define MSR_MC2_MISC 0x40b
751 #define MSR_MC3_CTL 0x40c
752 #define MSR_MC3_STATUS 0x40d
753 #define MSR_MC3_ADDR 0x40e
754 #define MSR_MC3_MISC 0x40f
755 #define MSR_MC4_CTL 0x410
756 #define MSR_MC4_STATUS 0x411
757 #define MSR_MC4_ADDR 0x412
758 #define MSR_MC4_MISC 0x413
759 /* 0x480 - 0x490 VMX */
760 #define MSR_X2APIC_BASE 0x800 /* 0x800 - 0xBFF */
761 #define MSR_X2APIC_ID 0x002 /* x2APIC ID. (RO) */
762 #define MSR_X2APIC_VERS 0x003 /* Version. (RO) */
763 #define MSR_X2APIC_TPRI 0x008 /* Task Prio. (RW) */
764 #define MSR_X2APIC_PPRI 0x00a /* Processor prio. (RO) */
765 #define MSR_X2APIC_EOI 0x00b /* End Int. (W) */
766 #define MSR_X2APIC_LDR 0x00d /* Logical dest. (RO) */
767 #define MSR_X2APIC_SVR 0x00f /* Spurious intvec (RW) */
768 #define MSR_X2APIC_ISR 0x010 /* In-Service Status (RO) */
769 #define MSR_X2APIC_TMR 0x018 /* Trigger Mode (RO) */
770 #define MSR_X2APIC_IRR 0x020 /* Interrupt Req (RO) */
771 #define MSR_X2APIC_ESR 0x028 /* Err status. (RW) */
772 #define MSR_X2APIC_LVT_CMCI 0x02f /* LVT CMCI (RW) */
773 #define MSR_X2APIC_ICRLO 0x030 /* Int. cmd. (RW64) */
774 #define MSR_X2APIC_LVTT 0x032 /* Loc.vec.(timer) (RW) */
775 #define MSR_X2APIC_TMINT 0x033 /* Loc.vec (Thermal) (RW) */
776 #define MSR_X2APIC_PCINT 0x034 /* Loc.vec (Perf Mon) (RW) */
777 #define MSR_X2APIC_LVINT0 0x035 /* Loc.vec (LINT0) (RW) */
778 #define MSR_X2APIC_LVINT1 0x036 /* Loc.vec (LINT1) (RW) */
779 #define MSR_X2APIC_LVERR 0x037 /* Loc.vec (ERROR) (RW) */
780 #define MSR_X2APIC_ICR_TIMER 0x038 /* Initial count (RW) */
781 #define MSR_X2APIC_CCR_TIMER 0x039 /* Current count (RO) */
782 #define MSR_X2APIC_DCR_TIMER 0x03e /* Divisor config (RW) */
783 #define MSR_X2APIC_SELF_IPI 0x03f /* SELF IPI (W) */
784
785 /*
786 * VIA "Nehemiah" MSRs
787 */
788 #define MSR_VIA_RNG 0x0000110b
789 #define MSR_VIA_RNG_ENABLE 0x00000040
790 #define MSR_VIA_RNG_NOISE_MASK 0x00000300
791 #define MSR_VIA_RNG_NOISE_A 0x00000000
792 #define MSR_VIA_RNG_NOISE_B 0x00000100
793 #define MSR_VIA_RNG_2NOISE 0x00000300
794 #define MSR_VIA_ACE 0x00001107
795 #define MSR_VIA_ACE_ENABLE 0x10000000
796
797 /*
798 * VIA "Eden" MSRs
799 */
800 #define MSR_VIA_FCR MSR_VIA_ACE
801
802 /*
803 * AMD K6/K7 MSRs.
804 */
805 #define MSR_K6_UWCCR 0xc0000085
806 #define MSR_K7_EVNTSEL0 0xc0010000
807 #define MSR_K7_EVNTSEL1 0xc0010001
808 #define MSR_K7_EVNTSEL2 0xc0010002
809 #define MSR_K7_EVNTSEL3 0xc0010003
810 #define MSR_K7_PERFCTR0 0xc0010004
811 #define MSR_K7_PERFCTR1 0xc0010005
812 #define MSR_K7_PERFCTR2 0xc0010006
813 #define MSR_K7_PERFCTR3 0xc0010007
814
815 /*
816 * AMD K8 (Opteron) MSRs.
817 */
818 #define MSR_SYSCFG 0xc0010010
819
820 #define MSR_EFER 0xc0000080 /* Extended feature enable */
821 #define EFER_SCE 0x00000001 /* SYSCALL extension */
822 #define EFER_LME 0x00000100 /* Long Mode Enable */
823 #define EFER_LMA 0x00000400 /* Long Mode Active */
824 #define EFER_NXE 0x00000800 /* No-Execute Enabled */
825 #define EFER_SVME 0x00001000 /* Secure Virtual Machine En. */
826 #define EFER_LMSLE 0x00002000 /* Long Mode Segment Limit E. */
827 #define EFER_FFXSR 0x00004000 /* Fast FXSAVE/FXRSTOR En. */
828 #define EFER_TCE 0x00008000 /* Translation Cache Ext. */
829
830 #define MSR_STAR 0xc0000081 /* 32 bit syscall gate addr */
831 #define MSR_LSTAR 0xc0000082 /* 64 bit syscall gate addr */
832 #define MSR_CSTAR 0xc0000083 /* compat syscall gate addr */
833 #define MSR_SFMASK 0xc0000084 /* flags to clear on syscall */
834
835 #define MSR_FSBASE 0xc0000100 /* 64bit offset for fs: */
836 #define MSR_GSBASE 0xc0000101 /* 64bit offset for gs: */
837 #define MSR_KERNELGSBASE 0xc0000102 /* storage for swapgs ins */
838
839 #define MSR_VMCR 0xc0010114 /* Virtual Machine Control Register */
840 #define VMCR_DPD 0x00000001 /* Debug port disable */
841 #define VMCR_RINIT 0x00000002 /* intercept init */
842 #define VMCR_DISA20 0x00000004 /* Disable A20 masking */
843 #define VMCR_LOCK 0x00000008 /* SVM Lock */
844 #define VMCR_SVMED 0x00000010 /* SVME Disable */
845 #define MSR_SVMLOCK 0xc0010118 /* SVM Lock key */
846
847 /*
848 * These require a 'passcode' for access. See cpufunc.h.
849 */
850 #define MSR_HWCR 0xc0010015
851 #define HWCR_TLBCACHEDIS 0x00000008
852 #define HWCR_FFDIS 0x00000040
853
854 #define MSR_NB_CFG 0xc001001f
855 #define NB_CFG_DISIOREQLOCK 0x0000000000000008ULL
856 #define NB_CFG_DISDATMSK 0x0000001000000000ULL
857 #define NB_CFG_INITAPICCPUIDLO (1ULL << 54)
858
859 #define MSR_LS_CFG 0xc0011020
860 #define LS_CFG_ERRATA_1033 __BIT(4)
861 #define LS_CFG_ERRATA_793 __BIT(15)
862 #define LS_CFG_ERRATA_1095 __BIT(57)
863 #define LS_CFG_DIS_LS2_SQUISH 0x02000000
864 #define LS_CFG_DIS_SSB_F15H 0x0040000000000000ULL
865 #define LS_CFG_DIS_SSB_F16H 0x0000000200000000ULL
866 #define LS_CFG_DIS_SSB_F17H 0x0000000000000400ULL
867
868 #define MSR_IC_CFG 0xc0011021
869 #define IC_CFG_DIS_SEQ_PREFETCH 0x00000800
870 #define IC_CFG_DIS_IND 0x00004000
871 #define IC_CFG_ERRATA_776 __BIT(26)
872
873 #define MSR_DC_CFG 0xc0011022
874 #define DC_CFG_DIS_CNV_WC_SSO 0x00000008
875 #define DC_CFG_DIS_SMC_CHK_BUF 0x00000400
876 #define DC_CFG_ERRATA_261 0x01000000
877
878 #define MSR_BU_CFG 0xc0011023
879 #define BU_CFG_ERRATA_298 0x0000000000000002ULL
880 #define BU_CFG_ERRATA_254 0x0000000000200000ULL
881 #define BU_CFG_ERRATA_309 0x0000000000800000ULL
882 #define BU_CFG_THRL2IDXCMPDIS 0x0000080000000000ULL
883 #define BU_CFG_WBPFSMCCHKDIS 0x0000200000000000ULL
884 #define BU_CFG_WBENHWSBDIS 0x0001000000000000ULL
885
886 #define MSR_FP_CFG 0xc0011028
887 #define FP_CFG_ERRATA_1049 __BIT(4)
888
889 #define MSR_DE_CFG 0xc0011029
890 #define DE_CFG_ERRATA_721 0x00000001
891 #define DE_CFG_ERRATA_1021 __BIT(13)
892
893 #define MSR_LS_CFG2 0xc001102d
894 #define LS_CFG2_ERRATA_1091 __BIT(34)
895
896 /* AMD Family10h MSRs */
897 #define MSR_OSVW_ID_LENGTH 0xc0010140
898 #define MSR_OSVW_STATUS 0xc0010141
899 #define MSR_UCODE_AMD_PATCHLEVEL 0x0000008b
900 #define MSR_UCODE_AMD_PATCHLOADER 0xc0010020
901
902 /* X86 MSRs */
903 #define MSR_RDTSCP_AUX 0xc0000103
904
905 /*
906 * Constants related to MTRRs
907 */
908 #define MTRR_N64K 8 /* numbers of fixed-size entries */
909 #define MTRR_N16K 16
910 #define MTRR_N4K 64
911
912 /*
913 * the following four 3-byte registers control the non-cacheable regions.
914 * These registers must be written as three separate bytes.
915 *
916 * NCRx+0: A31-A24 of starting address
917 * NCRx+1: A23-A16 of starting address
918 * NCRx+2: A15-A12 of starting address | NCR_SIZE_xx.
919 *
920 * The non-cacheable region's starting address must be aligned to the
921 * size indicated by the NCR_SIZE_xx field.
922 */
923 #define NCR1 0xc4
924 #define NCR2 0xc7
925 #define NCR3 0xca
926 #define NCR4 0xcd
927
928 #define NCR_SIZE_0K 0
929 #define NCR_SIZE_4K 1
930 #define NCR_SIZE_8K 2
931 #define NCR_SIZE_16K 3
932 #define NCR_SIZE_32K 4
933 #define NCR_SIZE_64K 5
934 #define NCR_SIZE_128K 6
935 #define NCR_SIZE_256K 7
936 #define NCR_SIZE_512K 8
937 #define NCR_SIZE_1M 9
938 #define NCR_SIZE_2M 10
939 #define NCR_SIZE_4M 11
940 #define NCR_SIZE_8M 12
941 #define NCR_SIZE_16M 13
942 #define NCR_SIZE_32M 14
943 #define NCR_SIZE_4G 15
944