specialreg.h revision 1.162 1 /* $NetBSD: specialreg.h,v 1.162 2020/04/24 09:49:05 msaitoh Exp $ */
2
3 /*
4 * Copyright (c) 2014-2019 The NetBSD Foundation, Inc.
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 *
16 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
17 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
18 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
20 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26 * POSSIBILITY OF SUCH DAMAGE.
27 */
28
29 /*
30 * Copyright (c) 1991 The Regents of the University of California.
31 * All rights reserved.
32 *
33 * Redistribution and use in source and binary forms, with or without
34 * modification, are permitted provided that the following conditions
35 * are met:
36 * 1. Redistributions of source code must retain the above copyright
37 * notice, this list of conditions and the following disclaimer.
38 * 2. Redistributions in binary form must reproduce the above copyright
39 * notice, this list of conditions and the following disclaimer in the
40 * documentation and/or other materials provided with the distribution.
41 * 3. Neither the name of the University nor the names of its contributors
42 * may be used to endorse or promote products derived from this software
43 * without specific prior written permission.
44 *
45 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
46 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
47 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
48 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
49 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
50 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
51 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
52 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
53 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
54 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
55 * SUCH DAMAGE.
56 *
57 * @(#)specialreg.h 7.1 (Berkeley) 5/9/91
58 */
59
60 /*
61 * CR0
62 */
63 #define CR0_PE 0x00000001 /* Protected mode Enable */
64 #define CR0_MP 0x00000002 /* "Math" Present (NPX or NPX emulator) */
65 #define CR0_EM 0x00000004 /* EMulate non-NPX coproc. (trap ESC only) */
66 #define CR0_TS 0x00000008 /* Task Switched (if MP, trap ESC and WAIT) */
67 #define CR0_ET 0x00000010 /* Extension Type (387 (if set) vs 287) */
68 #define CR0_NE 0x00000020 /* Numeric Error enable (EX16 vs IRQ13) */
69 #define CR0_WP 0x00010000 /* Write Protect (honor PTE_W in all modes) */
70 #define CR0_AM 0x00040000 /* Alignment Mask (set to enable AC flag) */
71 #define CR0_NW 0x20000000 /* Not Write-through */
72 #define CR0_CD 0x40000000 /* Cache Disable */
73 #define CR0_PG 0x80000000 /* PaGing enable */
74
75 /*
76 * Cyrix 486 DLC special registers, accessible as IO ports
77 */
78 #define CCR0 0xc0 /* configuration control register 0 */
79 #define CCR0_NC0 0x01 /* first 64K of each 1M memory region is non-cacheable */
80 #define CCR0_NC1 0x02 /* 640K-1M region is non-cacheable */
81 #define CCR0_A20M 0x04 /* enables A20M# input pin */
82 #define CCR0_KEN 0x08 /* enables KEN# input pin */
83 #define CCR0_FLUSH 0x10 /* enables FLUSH# input pin */
84 #define CCR0_BARB 0x20 /* flushes internal cache when entering hold state */
85 #define CCR0_CO 0x40 /* cache org: 1=direct mapped, 0=2x set assoc */
86 #define CCR0_SUSPEND 0x80 /* enables SUSP# and SUSPA# pins */
87 #define CCR1 0xc1 /* configuration control register 1 */
88 #define CCR1_RPL 0x01 /* enables RPLSET and RPLVAL# pins */
89
90 /*
91 * CR3
92 */
93 #define CR3_PCID __BITS(11,0)
94 #define CR3_PA __BITS(62,12)
95 #define CR3_NO_TLB_FLUSH __BIT(63)
96
97 /*
98 * CR4
99 */
100 #define CR4_VME 0x00000001 /* virtual 8086 mode extension enable */
101 #define CR4_PVI 0x00000002 /* protected mode virtual interrupt enable */
102 #define CR4_TSD 0x00000004 /* restrict RDTSC instruction to cpl 0 */
103 #define CR4_DE 0x00000008 /* debugging extension */
104 #define CR4_PSE 0x00000010 /* large (4MB) page size enable */
105 #define CR4_PAE 0x00000020 /* physical address extension enable */
106 #define CR4_MCE 0x00000040 /* machine check enable */
107 #define CR4_PGE 0x00000080 /* page global enable */
108 #define CR4_PCE 0x00000100 /* enable RDPMC instruction for all cpls */
109 #define CR4_OSFXSR 0x00000200 /* enable fxsave/fxrestor and SSE */
110 #define CR4_OSXMMEXCPT 0x00000400 /* enable unmasked SSE exceptions */
111 #define CR4_UMIP 0x00000800 /* user-mode instruction prevention */
112 #define CR4_VMXE 0x00002000 /* enable VMX operations */
113 #define CR4_SMXE 0x00004000 /* enable SMX operations */
114 #define CR4_FSGSBASE 0x00010000 /* enable *FSBASE and *GSBASE instructions */
115 #define CR4_PCIDE 0x00020000 /* enable Process Context IDentifiers */
116 #define CR4_OSXSAVE 0x00040000 /* enable xsave and xrestore */
117 #define CR4_SMEP 0x00100000 /* enable SMEP support */
118 #define CR4_SMAP 0x00200000 /* enable SMAP support */
119 #define CR4_PKE 0x00400000 /* protection key enable */
120
121 /*
122 * Extended Control Register XCR0
123 */
124 #define XCR0_X87 0x00000001 /* x87 FPU/MMX state */
125 #define XCR0_SSE 0x00000002 /* SSE state */
126 #define XCR0_YMM_Hi128 0x00000004 /* AVX-256 (ymmn registers) */
127 #define XCR0_BNDREGS 0x00000008 /* Memory protection ext bounds */
128 #define XCR0_BNDCSR 0x00000010 /* Memory protection ext state */
129 #define XCR0_Opmask 0x00000020 /* AVX-512 Opmask */
130 #define XCR0_ZMM_Hi256 0x00000040 /* AVX-512 upper 256 bits low regs */
131 #define XCR0_Hi16_ZMM 0x00000080 /* AVX-512 512 bits upper registers */
132 #define XCR0_PT 0x00000100 /* Processor Trace state */
133 #define XCR0_PKRU 0x00000200 /* Protection Key state */
134 #define XCR0_HDC 0x00002000 /* Hardware Duty Cycle state */
135
136 #define XCR0_FLAGS1 "\20" \
137 "\1" "x87" "\2" "SSE" "\3" "AVX" \
138 "\4" "BNDREGS" "\5" "BNDCSR" "\6" "Opmask" \
139 "\7" "ZMM_Hi256" "\10" "Hi16_ZMM" "\11" "PT" \
140 "\12" "PKRU" "\16" "HDC"
141
142 /*
143 * Known FPU bits, only these get enabled. The save area is sized for all the
144 * fields below.
145 */
146 #define XCR0_FPU (XCR0_X87 | XCR0_SSE | XCR0_YMM_Hi128 | \
147 XCR0_Opmask | XCR0_ZMM_Hi256 | XCR0_Hi16_ZMM)
148
149 /*
150 * XSAVE component indices.
151 */
152 #define XSAVE_X87 0
153 #define XSAVE_SSE 1
154 #define XSAVE_YMM_Hi128 2
155 #define XSAVE_BNDREGS 3
156 #define XSAVE_BNDCSR 4
157 #define XSAVE_Opmask 5
158 #define XSAVE_ZMM_Hi256 6
159 #define XSAVE_Hi16_ZMM 7
160 #define XSAVE_PT 8
161 #define XSAVE_PKRU 9
162 #define XSAVE_HDC 10
163
164 /*
165 * Highest XSAVE component enabled by XCR0_FPU.
166 */
167 #define XSAVE_MAX_COMPONENT XSAVE_Hi16_ZMM
168
169 /*
170 * CPUID "features" bits
171 */
172
173 /* Fn00000001 %edx features */
174 #define CPUID_FPU 0x00000001 /* processor has an FPU? */
175 #define CPUID_VME 0x00000002 /* has virtual mode (%cr4's VME/PVI) */
176 #define CPUID_DE 0x00000004 /* has debugging extension */
177 #define CPUID_PSE 0x00000008 /* has 4MB page size extension */
178 #define CPUID_TSC 0x00000010 /* has time stamp counter */
179 #define CPUID_MSR 0x00000020 /* has model specific registers */
180 #define CPUID_PAE 0x00000040 /* has phys address extension */
181 #define CPUID_MCE 0x00000080 /* has machine check exception */
182 #define CPUID_CX8 0x00000100 /* has CMPXCHG8B instruction */
183 #define CPUID_APIC 0x00000200 /* has enabled APIC */
184 #define CPUID_B10 0x00000400 /* reserved, MTRR */
185 #define CPUID_SEP 0x00000800 /* has SYSENTER/SYSEXIT extension */
186 #define CPUID_MTRR 0x00001000 /* has memory type range register */
187 #define CPUID_PGE 0x00002000 /* has page global extension */
188 #define CPUID_MCA 0x00004000 /* has machine check architecture */
189 #define CPUID_CMOV 0x00008000 /* has CMOVcc instruction */
190 #define CPUID_PAT 0x00010000 /* Page Attribute Table */
191 #define CPUID_PSE36 0x00020000 /* 36-bit PSE */
192 #define CPUID_PN 0x00040000 /* processor serial number */
193 #define CPUID_CFLUSH 0x00080000 /* CLFLUSH insn supported */
194 #define CPUID_B20 0x00100000 /* reserved */
195 #define CPUID_DS 0x00200000 /* Debug Store */
196 #define CPUID_ACPI 0x00400000 /* ACPI performance modulation regs */
197 #define CPUID_MMX 0x00800000 /* MMX supported */
198 #define CPUID_FXSR 0x01000000 /* fast FP/MMX save/restore */
199 #define CPUID_SSE 0x02000000 /* streaming SIMD extensions */
200 #define CPUID_SSE2 0x04000000 /* streaming SIMD extensions #2 */
201 #define CPUID_SS 0x08000000 /* self-snoop */
202 #define CPUID_HTT 0x10000000 /* Hyper-Threading Technology */
203 #define CPUID_TM 0x20000000 /* thermal monitor (TCC) */
204 #define CPUID_IA64 0x40000000 /* IA-64 architecture */
205 #define CPUID_SBF 0x80000000 /* signal break on FERR */
206
207 #define CPUID_FLAGS1 "\20" \
208 "\1" "FPU" "\2" "VME" "\3" "DE" "\4" "PSE" \
209 "\5" "TSC" "\6" "MSR" "\7" "PAE" "\10" "MCE" \
210 "\11" "CX8" "\12" "APIC" "\13" "B10" "\14" "SEP" \
211 "\15" "MTRR" "\16" "PGE" "\17" "MCA" "\20" "CMOV" \
212 "\21" "PAT" "\22" "PSE36" "\23" "PN" "\24" "CLFLUSH" \
213 "\25" "B20" "\26" "DS" "\27" "ACPI" "\30" "MMX" \
214 "\31" "FXSR" "\32" "SSE" "\33" "SSE2" "\34" "SS" \
215 "\35" "HTT" "\36" "TM" "\37" "IA64" "\40" "SBF"
216
217 /* Blacklists of CPUID flags - used to mask certain features */
218 #ifdef XENPV
219 #define CPUID_FEAT_BLACKLIST (CPUID_PGE|CPUID_PSE|CPUID_MTRR)
220 #else
221 #define CPUID_FEAT_BLACKLIST 0
222 #endif
223
224 /*
225 * CPUID "features" bits in Fn00000001 %ecx
226 */
227
228 #define CPUID2_SSE3 0x00000001 /* Streaming SIMD Extensions 3 */
229 #define CPUID2_PCLMUL 0x00000002 /* PCLMULQDQ instructions */
230 #define CPUID2_DTES64 0x00000004 /* 64-bit Debug Trace */
231 #define CPUID2_MONITOR 0x00000008 /* MONITOR/MWAIT instructions */
232 #define CPUID2_DS_CPL 0x00000010 /* CPL Qualified Debug Store */
233 #define CPUID2_VMX 0x00000020 /* Virtual Machine Extensions */
234 #define CPUID2_SMX 0x00000040 /* Safer Mode Extensions */
235 #define CPUID2_EST 0x00000080 /* Enhanced SpeedStep Technology */
236 #define CPUID2_TM2 0x00000100 /* Thermal Monitor 2 */
237 #define CPUID2_SSSE3 0x00000200 /* Supplemental SSE3 */
238 #define CPUID2_CID 0x00000400 /* Context ID */
239 #define CPUID2_SDBG 0x00000800 /* Silicon Debug */
240 #define CPUID2_FMA 0x00001000 /* has Fused Multiply Add */
241 #define CPUID2_CX16 0x00002000 /* has CMPXCHG16B instruction */
242 #define CPUID2_xTPR 0x00004000 /* Task Priority Messages disabled? */
243 #define CPUID2_PDCM 0x00008000 /* Perf/Debug Capability MSR */
244 /* bit 16 unused 0x00010000 */
245 #define CPUID2_PCID 0x00020000 /* Process Context ID */
246 #define CPUID2_DCA 0x00040000 /* Direct Cache Access */
247 #define CPUID2_SSE41 0x00080000 /* Streaming SIMD Extensions 4.1 */
248 #define CPUID2_SSE42 0x00100000 /* Streaming SIMD Extensions 4.2 */
249 #define CPUID2_X2APIC 0x00200000 /* xAPIC Extensions */
250 #define CPUID2_MOVBE 0x00400000 /* MOVBE (move after byteswap) */
251 #define CPUID2_POPCNT 0x00800000 /* popcount instruction available */
252 #define CPUID2_DEADLINE 0x01000000 /* APIC Timer supports TSC Deadline */
253 #define CPUID2_AES 0x02000000 /* AES instructions */
254 #define CPUID2_XSAVE 0x04000000 /* XSAVE instructions */
255 #define CPUID2_OSXSAVE 0x08000000 /* XGETBV/XSETBV instructions */
256 #define CPUID2_AVX 0x10000000 /* AVX instructions */
257 #define CPUID2_F16C 0x20000000 /* half precision conversion */
258 #define CPUID2_RDRAND 0x40000000 /* RDRAND (hardware random number) */
259 #define CPUID2_RAZ 0x80000000 /* RAZ. Indicates guest state. */
260
261 #define CPUID2_FLAGS1 "\20" \
262 "\1" "SSE3" "\2" "PCLMULQDQ" "\3" "DTES64" "\4" "MONITOR" \
263 "\5" "DS-CPL" "\6" "VMX" "\7" "SMX" "\10" "EST" \
264 "\11" "TM2" "\12" "SSSE3" "\13" "CID" "\14" "SDBG" \
265 "\15" "FMA" "\16" "CX16" "\17" "xTPR" "\20" "PDCM" \
266 "\21" "B16" "\22" "PCID" "\23" "DCA" "\24" "SSE41" \
267 "\25" "SSE42" "\26" "X2APIC" "\27" "MOVBE" "\30" "POPCNT" \
268 "\31" "DEADLINE" "\32" "AES" "\33" "XSAVE" "\34" "OSXSAVE" \
269 "\35" "AVX" "\36" "F16C" "\37" "RDRAND" "\40" "RAZ"
270
271 /* CPUID Fn00000001 %eax */
272
273 #define CPUID_TO_BASEFAMILY(cpuid) (((cpuid) >> 8) & 0xf)
274 #define CPUID_TO_BASEMODEL(cpuid) (((cpuid) >> 4) & 0xf)
275 #define CPUID_TO_STEPPING(cpuid) ((cpuid) & 0xf)
276
277 /*
278 * The Extended family bits should only be inspected when CPUID_TO_BASEFAMILY()
279 * returns 15. They are use to encode family value 16 to 270 (add 15).
280 * The Extended model bits are the high 4 bits of the model.
281 * They are only valid for family >= 15 or family 6 (intel, but all amd
282 * family 6 are documented to return zero bits for them).
283 */
284 #define CPUID_TO_EXTFAMILY(cpuid) (((cpuid) >> 20) & 0xff)
285 #define CPUID_TO_EXTMODEL(cpuid) (((cpuid) >> 16) & 0xf)
286
287 /* The macros for the Display Family and the Display Model */
288 #define CPUID_TO_FAMILY(cpuid) (CPUID_TO_BASEFAMILY(cpuid) \
289 + ((CPUID_TO_BASEFAMILY(cpuid) != 0x0f) \
290 ? 0 : CPUID_TO_EXTFAMILY(cpuid)))
291 #define CPUID_TO_MODEL(cpuid) (CPUID_TO_BASEMODEL(cpuid) \
292 | ((CPUID_TO_BASEFAMILY(cpuid) != 0x0f) \
293 && (CPUID_TO_BASEFAMILY(cpuid) != 0x06) \
294 ? 0 : (CPUID_TO_EXTMODEL(cpuid) << 4)))
295
296 /* CPUID Fn00000001 %ebx */
297 #define CPUID_BRAND_INDEX __BITS(7,0)
298 #define CPUID_CLFLUSH_SIZE __BITS(15,8)
299 #define CPUID_HTT_CORES __BITS(23,16)
300 #define CPUID_LOCAL_APIC_ID __BITS(31,24)
301
302 /*
303 * Intel Deterministic Cache Parameter Leaf
304 * Fn0000_0004
305 */
306
307 /* %eax */
308 #define CPUID_DCP_CACHETYPE __BITS(4, 0) /* Cache type */
309 #define CPUID_DCP_CACHETYPE_N 0 /* NULL */
310 #define CPUID_DCP_CACHETYPE_D 1 /* Data cache */
311 #define CPUID_DCP_CACHETYPE_I 2 /* Instruction cache */
312 #define CPUID_DCP_CACHETYPE_U 3 /* Unified cache */
313 #define CPUID_DCP_CACHELEVEL __BITS(7, 5) /* Cache level (start at 1) */
314 #define CPUID_DCP_SELFINITCL __BIT(8) /* Self initializing cachelvl*/
315 #define CPUID_DCP_FULLASSOC __BIT(9) /* Full associative */
316 #define CPUID_DCP_SHAREING __BITS(25, 14) /* shareing */
317 #define CPUID_DCP_CORE_P_PKG __BITS(31, 26) /* Cores/package */
318
319 /* %ebx */
320 #define CPUID_DCP_LINESIZE __BITS(11, 0) /* System coherency linesize */
321 #define CPUID_DCP_PARTITIONS __BITS(21, 12) /* Physical line partitions */
322 #define CPUID_DCP_WAYS __BITS(31, 22) /* Ways of associativity */
323
324 /* Number of sets: %ecx */
325
326 /* %edx */
327 #define CPUID_DCP_INVALIDATE __BIT(0) /* WB invalidate/invalidate */
328 #define CPUID_DCP_INCLUSIVE __BIT(1) /* Cache inclusiveness */
329 #define CPUID_DCP_COMPLEX __BIT(2) /* Complex cache indexing */
330
331 /*
332 * Intel/AMD MONITOR/MWAIT
333 * Fn0000_0005
334 */
335 /* %eax */
336 #define CPUID_MON_MINSIZE __BITS(15, 0) /* Smallest monitor-line size */
337 /* %ebx */
338 #define CPUID_MON_MAXSIZE __BITS(15, 0) /* Largest monitor-line size */
339 /* %ecx */
340 #define CPUID_MON_EMX __BIT(0) /* MONITOR/MWAIT Extensions */
341 #define CPUID_MON_IBE __BIT(1) /* Interrupt as Break Event */
342
343 #define CPUID_MON_FLAGS "\20" \
344 "\1" "EMX" "\2" "IBE"
345
346 /* %edx: number of substates for specific C-state */
347 #define CPUID_MON_SUBSTATE(edx, cstate) (((edx) >> (cstate * 4)) & 0x0000000f)
348
349 /*
350 * Intel/AMD Digital Thermal Sensor and
351 * Power Management, Fn0000_0006 - %eax.
352 */
353 #define CPUID_DSPM_DTS __BIT(0) /* Digital Thermal Sensor */
354 #define CPUID_DSPM_IDA __BIT(1) /* Intel Dynamic Acceleration */
355 #define CPUID_DSPM_ARAT __BIT(2) /* Always Running APIC Timer */
356 #define CPUID_DSPM_PLN __BIT(4) /* Power Limit Notification */
357 #define CPUID_DSPM_ECMD __BIT(5) /* Clock Modulation Extension */
358 #define CPUID_DSPM_PTM __BIT(6) /* Package Level Thermal Management */
359 #define CPUID_DSPM_HWP __BIT(7) /* HWP */
360 #define CPUID_DSPM_HWP_NOTIFY __BIT(8) /* HWP Notification */
361 #define CPUID_DSPM_HWP_ACTWIN __BIT(9) /* HWP Activity Window */
362 #define CPUID_DSPM_HWP_EPP __BIT(10) /* HWP Energy Performance Preference */
363 #define CPUID_DSPM_HWP_PLR __BIT(11) /* HWP Package Level Request */
364 #define CPUID_DSPM_HDC __BIT(13) /* Hardware Duty Cycling */
365 #define CPUID_DSPM_TBMT3 __BIT(14) /* Turbo Boost Max Technology 3.0 */
366 #define CPUID_DSPM_HWP_CAP __BIT(15) /* HWP Capabilities */
367 #define CPUID_DSPM_HWP_PECI __BIT(16) /* HWP PECI override */
368 #define CPUID_DSPM_HWP_FLEX __BIT(17) /* Flexible HWP */
369 #define CPUID_DSPM_HWP_FAST __BIT(18) /* Fast access for IA32_HWP_REQUEST */
370 #define CPUID_DSPM_HWP_IGNIDL __BIT(20) /* Ignore Idle Logical Processor HWP */
371
372 #define CPUID_DSPM_FLAGS "\20" \
373 "\1" "DTS" "\2" "IDA" "\3" "ARAT" \
374 "\5" "PLN" "\6" "ECMD" "\7" "PTM" "\10" "HWP" \
375 "\11" "HWP_NOTIFY" "\12" "HWP_ACTWIN" "\13" "HWP_EPP" "\14" "HWP_PLR" \
376 "\16" "HDC" "\17" "TBM3" "\20" "HWP_CAP" \
377 "\21" "HWP_PECI" "\22" "HWP_FLEX" "\23" "HWP_FAST" \
378 "25" "HWP_IGNIDL"
379
380 /*
381 * Intel/AMD Digital Thermal Sensor and
382 * Power Management, Fn0000_0006 - %ecx.
383 */
384 #define CPUID_DSPM_HWF 0x00000001 /* MSR_APERF/MSR_MPERF available */
385 #define CPUID_DSPM_EPB 0x00000008 /* Energy Performance Bias */
386
387 #define CPUID_DSPM_FLAGS1 "\20" "\1" "HWF" "\4" "EPB"
388
389 /*
390 * Intel/AMD Structured Extended Feature leaf Fn0000_0007
391 * %eax == 0: Subleaf 0
392 * %eax: The Maximum input value for supported subleaf.
393 * %ebx: Feature bits.
394 * %ecx: Feature bits.
395 * %edx: Feature bits.
396 */
397
398 /* %ebx */
399 #define CPUID_SEF_FSGSBASE __BIT(0) /* {RD,WR}{FS,GS}BASE */
400 #define CPUID_SEF_TSC_ADJUST __BIT(1) /* IA32_TSC_ADJUST MSR support */
401 #define CPUID_SEF_SGX __BIT(2) /* Software Guard Extensions */
402 #define CPUID_SEF_BMI1 __BIT(3) /* advanced bit manipulation ext. 1st grp */
403 #define CPUID_SEF_HLE __BIT(4) /* Hardware Lock Elision */
404 #define CPUID_SEF_AVX2 __BIT(5) /* Advanced Vector Extensions 2 */
405 #define CPUID_SEF_FDPEXONLY __BIT(6) /* x87FPU Data ptr updated only on x87exp */
406 #define CPUID_SEF_SMEP __BIT(7) /* Supervisor-Mode Execution Prevention */
407 #define CPUID_SEF_BMI2 __BIT(8) /* advanced bit manipulation ext. 2nd grp */
408 #define CPUID_SEF_ERMS __BIT(9) /* Enhanced REP MOVSB/STOSB */
409 #define CPUID_SEF_INVPCID __BIT(10) /* INVPCID instruction */
410 #define CPUID_SEF_RTM __BIT(11) /* Restricted Transactional Memory */
411 #define CPUID_SEF_QM __BIT(12) /* Resource Director Technology Monitoring */
412 #define CPUID_SEF_FPUCSDS __BIT(13) /* Deprecate FPU CS and FPU DS values */
413 #define CPUID_SEF_MPX __BIT(14) /* Memory Protection Extensions */
414 #define CPUID_SEF_PQE __BIT(15) /* Resource Director Technology Allocation */
415 #define CPUID_SEF_AVX512F __BIT(16) /* AVX-512 Foundation */
416 #define CPUID_SEF_AVX512DQ __BIT(17) /* AVX-512 Double/Quadword */
417 #define CPUID_SEF_RDSEED __BIT(18) /* RDSEED instruction */
418 #define CPUID_SEF_ADX __BIT(19) /* ADCX/ADOX instructions */
419 #define CPUID_SEF_SMAP __BIT(20) /* Supervisor-Mode Access Prevention */
420 #define CPUID_SEF_AVX512_IFMA __BIT(21) /* AVX-512 Integer Fused Multiply Add */
421 /* Bit 22 was PCOMMIT */
422 #define CPUID_SEF_CLFLUSHOPT __BIT(23) /* Cache Line FLUSH OPTimized */
423 #define CPUID_SEF_CLWB __BIT(24) /* Cache Line Write Back */
424 #define CPUID_SEF_PT __BIT(25) /* Processor Trace */
425 #define CPUID_SEF_AVX512PF __BIT(26) /* AVX-512 PreFetch */
426 #define CPUID_SEF_AVX512ER __BIT(27) /* AVX-512 Exponential and Reciprocal */
427 #define CPUID_SEF_AVX512CD __BIT(28) /* AVX-512 Conflict Detection */
428 #define CPUID_SEF_SHA __BIT(29) /* SHA Extensions */
429 #define CPUID_SEF_AVX512BW __BIT(30) /* AVX-512 Byte and Word */
430 #define CPUID_SEF_AVX512VL __BIT(31) /* AVX-512 Vector Length */
431
432 #define CPUID_SEF_FLAGS "\20" \
433 "\1" "FSGSBASE" "\2" "TSCADJUST" "\3" "SGX" "\4" "BMI1" \
434 "\5" "HLE" "\6" "AVX2" "\7" "FDPEXONLY" "\10" "SMEP" \
435 "\11" "BMI2" "\12" "ERMS" "\13" "INVPCID" "\14" "RTM" \
436 "\15" "QM" "\16" "FPUCSDS" "\17" "MPX" "\20" "PQE" \
437 "\21" "AVX512F" "\22" "AVX512DQ" "\23" "RDSEED" "\24" "ADX" \
438 "\25" "SMAP" "\26" "AVX512_IFMA" "\30" "CLFLUSHOPT" \
439 "\31" "CLWB" "\32" "PT" "\33" "AVX512PF" "\34" "AVX512ER" \
440 "\35" "AVX512CD""\36" "SHA" "\37" "AVX512BW" "\40" "AVX512VL"
441
442 /* %ecx */
443 #define CPUID_SEF_PREFETCHWT1 __BIT(0) /* PREFETCHWT1 instruction */
444 #define CPUID_SEF_AVX512_VBMI __BIT(1) /* AVX-512 Vector Byte Manipulation */
445 #define CPUID_SEF_UMIP __BIT(2) /* User-Mode Instruction prevention */
446 #define CPUID_SEF_PKU __BIT(3) /* Protection Keys for User-mode pages */
447 #define CPUID_SEF_OSPKE __BIT(4) /* OS has set CR4.PKE to ena. protec. keys */
448 #define CPUID_SEF_WAITPKG __BIT(5) /* TPAUSE,UMONITOR,UMWAIT */
449 #define CPUID_SEF_AVX512_VBMI2 __BIT(6) /* AVX-512 Vector Byte Manipulation 2 */
450 #define CPUID_SEF_CET_SS __BIT(7) /* CET shadow stack */
451 #define CPUID_SEF_GFNI __BIT(8)
452 #define CPUID_SEF_VAES __BIT(9)
453 #define CPUID_SEF_VPCLMULQDQ __BIT(10)
454 #define CPUID_SEF_AVX512_VNNI __BIT(11) /* Vector neural Network Instruction */
455 #define CPUID_SEF_AVX512_BITALG __BIT(12)
456 #define CPUID_SEF_AVX512_VPOPCNTDQ __BIT(14)
457 #define CPUID_SEF_MAWAU __BITS(21, 17) /* MAWAU for BND{LD,ST}X */
458 #define CPUID_SEF_RDPID __BIT(22) /* RDPID and IA32_TSC_AUX */
459 #define CPUID_SEF_CLDEMOTE __BIT(25) /* Cache line demote */
460 #define CPUID_SEF_MOVDIRI __BIT(27) /* MOVDIRI instruction */
461 #define CPUID_SEF_MOVDIR64B __BIT(28) /* MOVDIR64B instruction */
462 #define CPUID_SEF_SGXLC __BIT(30) /* SGX Launch Configuration */
463
464 #define CPUID_SEF_FLAGS1 "\177\20" \
465 "b\0PREFETCHWT1\0" "b\1AVX512_VBMI\0" "b\2UMIP\0" "b\3PKU\0" \
466 "b\4OSPKE\0" "b\5WAITPKG\0" "b\6AVX512_VBMI2\0" "b\7CET_SS\0" \
467 "b\10GFNI\0" "b\11VAES\0" "b\12VPCLMULQDQ\0" "b\13AVX512_VNNI\0"\
468 "b\14AVX512_BITALG\0" "b\16AVX512_VPOPCNTDQ\0" \
469 "f\21\5MAWAU\0" \
470 "b\26RDPID\0" \
471 "b\31CLDEMOTE\0" "b\33MOVDIRI\0" \
472 "b\34MOVDIR64B\0" "b\36SGXLC\0"
473
474 /* %edx */
475 #define CPUID_SEF_AVX512_4VNNIW __BIT(2)
476 #define CPUID_SEF_AVX512_4FMAPS __BIT(3)
477 #define CPUID_SEF_FSREP_MOV __BIT(4) /* Fast Short REP MOV */
478 #define CPUID_SEF_AVX512_VP2INTERSECT __BIT(8)
479 #define CPUID_SEF_MD_CLEAR __BIT(10)
480 #define CPUID_SEF_TSX_FORCE_ABORT __BIT(13) /* MSR_TSX_FORCE_ABORT bit 0 */
481 #define CPUID_SEF_SERIALIZE __BIT(14)
482 #define CPUID_SEF_HYBRID __BIT(15) /* Hybrid part */
483 #define CPUID_SEF_TSXLDTRK __BIT(16) /* TSX suspend load addr tracking */
484 #define CPUID_SEF_CET_IBT __BIT(20) /* CET Indirect Branch Tracking */
485 #define CPUID_SEF_IBRS __BIT(26) /* IBRS / IBPB Speculation Control */
486 #define CPUID_SEF_STIBP __BIT(27) /* STIBP Speculation Control */
487 #define CPUID_SEF_L1D_FLUSH __BIT(28) /* IA32_FLUSH_CMD MSR */
488 #define CPUID_SEF_ARCH_CAP __BIT(29) /* IA32_ARCH_CAPABILITIES */
489 #define CPUID_SEF_CORE_CAP __BIT(30) /* IA32_CORE_CAPABILITIES */
490 #define CPUID_SEF_SSBD __BIT(31) /* Speculative Store Bypass Disable */
491
492 #define CPUID_SEF_FLAGS2 "\20" \
493 "\3" "AVX512_4VNNIW" "\4" "AVX512_4FMAPS" \
494 "\5" "FSREP_MOV" \
495 "\11" "VP2INTERSECT" "\13" "MD_CLEAR" \
496 "\16TSX_FORCE_ABORT" "\17SERIALIZE" "\20HYBRID" \
497 "\21" "TSXLDTRK" \
498 "\25" "CET_IBT" \
499 "\33" "IBRS" "\34" "STIBP" \
500 "\35" "L1D_FLUSH" "\36" "ARCH_CAP" "\37CORE_CAP" "\40" "SSBD"
501
502 /*
503 * Intel CPUID Architectural Performance Monitoring Fn0000000a
504 *
505 * See also src/usr.sbin/tprof/arch/tprof_x86.c
506 */
507
508 /* %eax */
509 #define CPUID_PERF_VERSION __BITS(7, 0) /* Version ID */
510 #define CPUID_PERF_NGPPC __BITS(15, 8) /* Num of G.P. perf counter */
511 #define CPUID_PERF_NBWGPPC __BITS(23, 16) /* Bit width of G.P. perfcnt */
512 #define CPUID_PERF_BVECLEN __BITS(31, 24) /* Length of EBX bit vector */
513
514 #define CPUID_PERF_FLAGS0 "\177\20" \
515 "f\0\10VERSION\0" "f\10\10GPCounter\0" \
516 "f\20\10GPBitwidth\0" "f\30\10Vectorlen\0"
517
518 /* %ebx */
519 #define CPUID_PERF_CORECYCL __BIT(0) /* No core cycle */
520 #define CPUID_PERF_INSTRETRY __BIT(1) /* No instruction retried */
521 #define CPUID_PERF_REFCYCL __BIT(2) /* No reference cycles */
522 #define CPUID_PERF_LLCREF __BIT(3) /* No LLCache reference */
523 #define CPUID_PERF_LLCMISS __BIT(4) /* No LLCache miss */
524 #define CPUID_PERF_BRINSRETR __BIT(5) /* No branch inst. retried */
525 #define CPUID_PERF_BRMISPRRETR __BIT(6) /* No branch mispredict retry */
526
527 #define CPUID_PERF_FLAGS1 "\177\20" \
528 "b\0CORECYCL\0" "b\1INSTRETRY\0" "b\2REFCYCL\0" "b\3LLCREF\0" \
529 "b\4LLCMISS\0" "b\5BRINSRETR\0" "b\6BRMISPRRETR\0"
530
531 /* %edx */
532 #define CPUID_PERF_NFFPC __BITS(4, 0) /* Num of fixed-funct perfcnt */
533 #define CPUID_PERF_NBWFFPC __BITS(12, 5) /* Bit width of fixed-func pc */
534 #define CPUID_PERF_ANYTHREADDEPR __BIT(15) /* Any Thread deprecation */
535
536 #define CPUID_PERF_FLAGS3 "\177\20" \
537 "f\0\5FixedFunc\0" "f\5\10FFBitwidth\0" "b\17ANYTHREADDEPR\0"
538
539 /*
540 * Intel CPUID Extended Topology Enumeration Fn0000000b
541 * %ecx == level number
542 * %eax: See below.
543 * %ebx: Number of logical processors at this level.
544 * %ecx: See below.
545 * %edx: x2APIC ID of the current logical processor.
546 */
547 /* %eax */
548 #define CPUID_TOP_SHIFTNUM __BITS(4, 0) /* Topology ID shift value */
549 /* %ecx */
550 #define CPUID_TOP_LVLNUM __BITS(7, 0) /* Level number */
551 #define CPUID_TOP_LVLTYPE __BITS(15, 8) /* Level type */
552 #define CPUID_TOP_LVLTYPE_INVAL 0 /* Invalid */
553 #define CPUID_TOP_LVLTYPE_SMT 1 /* SMT */
554 #define CPUID_TOP_LVLTYPE_CORE 2 /* Core */
555
556 /*
557 * Intel/AMD CPUID Processor extended state Enumeration Fn0000000d
558 *
559 * %ecx == 0: supported features info:
560 * %eax: Valid bits of lower 32bits of XCR0
561 * %ebx: Maximum save area size for features enabled in XCR0
562 * %ecx: Maximum save area size for all cpu features
563 * %edx: Valid bits of upper 32bits of XCR0
564 *
565 * %ecx == 1:
566 * %eax: Bit 0 => xsaveopt instruction available (sandy bridge onwards)
567 * %ebx: Save area size for features enabled by XCR0 | IA32_XSS
568 * %ecx: Valid bits of lower 32bits of IA32_XSS
569 * %edx: Valid bits of upper 32bits of IA32_XSS
570 *
571 * %ecx >= 2: Save area details for XCR0 bit n
572 * %eax: size of save area for this feature
573 * %ebx: offset of save area for this feature
574 * %ecx, %edx: reserved
575 * All of %eax, %ebx, %ecx and %edx are zero for unsupported features.
576 */
577
578 /* %ecx=1 %eax */
579 #define CPUID_PES1_XSAVEOPT 0x00000001 /* xsaveopt instruction */
580 #define CPUID_PES1_XSAVEC 0x00000002 /* xsavec & compacted XRSTOR */
581 #define CPUID_PES1_XGETBV 0x00000004 /* xgetbv with ECX = 1 */
582 #define CPUID_PES1_XSAVES 0x00000008 /* xsaves/xrstors, IA32_XSS */
583
584 #define CPUID_PES1_FLAGS "\20" \
585 "\1" "XSAVEOPT" "\2" "XSAVEC" "\3" "XGETBV" "\4" "XSAVES"
586
587 /*
588 * Intel Deterministic Address Translation Parameter Leaf
589 * Fn0000_0018
590 */
591
592 /* %ecx=0 %eax __BITS(31, 0): the maximum input value of supported sub-leaf */
593
594 /* %ebx */
595 #define CPUID_DATP_PGSIZE __BITS(3, 0) /* page size */
596 #define CPUID_DATP_PGSIZE_4KB __BIT(0) /* 4KB page support */
597 #define CPUID_DATP_PGSIZE_2MB __BIT(1) /* 2MB page support */
598 #define CPUID_DATP_PGSIZE_4MB __BIT(2) /* 4MB page support */
599 #define CPUID_DATP_PGSIZE_1GB __BIT(3) /* 1GB page support */
600 #define CPUID_DATP_PARTITIONING __BITS(10, 8) /* Partitioning */
601 #define CPUID_DATP_WAYS __BITS(31, 16) /* Ways of associativity */
602
603 /* Number of sets: %ecx */
604
605 /* %edx */
606 #define CPUID_DATP_TCTYPE __BITS(4, 0) /* Translation Cache type */
607 #define CPUID_DATP_TCTYPE_N 0 /* NULL (not valid) */
608 #define CPUID_DATP_TCTYPE_D 1 /* Data TLB */
609 #define CPUID_DATP_TCTYPE_I 2 /* Instruction TLB */
610 #define CPUID_DATP_TCTYPE_U 3 /* Unified TLB */
611 #define CPUID_DATP_TCLEVEL __BITS(7, 5) /* TLB level (start at 1) */
612 #define CPUID_DATP_FULLASSOC __BIT(8) /* Full associative */
613 #define CPUID_DATP_SHAREING __BITS(25, 14) /* shareing */
614
615
616 /* Intel Fn80000001 extended features - %edx */
617 #define CPUID_SYSCALL 0x00000800 /* SYSCALL/SYSRET */
618 #define CPUID_XD 0x00100000 /* Execute Disable (like CPUID_NOX) */
619 #define CPUID_P1GB 0x04000000 /* 1GB Large Page Support */
620 #define CPUID_RDTSCP 0x08000000 /* Read TSC Pair Instruction */
621 #define CPUID_EM64T 0x20000000 /* Intel EM64T */
622
623 #define CPUID_INTEL_EXT_FLAGS "\20" \
624 "\14" "SYSCALL/SYSRET" "\25" "XD" "\33" "P1GB" \
625 "\34" "RDTSCP" "\36" "EM64T"
626
627 /* Intel Fn80000001 extended features - %ecx */
628 #define CPUID_LAHF 0x00000001 /* LAHF/SAHF in IA-32e mode, 64bit sub*/
629 /* 0x00000020 */ /* LZCNT. Same as AMD's CPUID_LZCNT */
630 #define CPUID_PREFETCHW 0x00000100 /* PREFETCHW */
631
632 #define CPUID_INTEL_FLAGS4 "\20" \
633 "\1" "LAHF" "\02" "B01" "\03" "B02" \
634 "\06" "LZCNT" \
635 "\11" "PREFETCHW"
636
637
638 /* AMD/VIA Fn80000001 extended features - %edx */
639 /* CPUID_SYSCALL SYSCALL/SYSRET */
640 #define CPUID_MPC 0x00080000 /* Multiprocessing Capable */
641 #define CPUID_NOX 0x00100000 /* No Execute Page Protection */
642 #define CPUID_MMXX 0x00400000 /* AMD MMX Extensions */
643 /* CPUID_MMX MMX supported */
644 /* CPUID_FXSR fast FP/MMX save/restore */
645 #define CPUID_FFXSR 0x02000000 /* FXSAVE/FXSTOR Extensions */
646 /* CPUID_P1GB 1GB Large Page Support */
647 /* CPUID_RDTSCP Read TSC Pair Instruction */
648 /* CPUID_EM64T Long mode */
649 #define CPUID_3DNOW2 0x40000000 /* 3DNow! Instruction Extension */
650 #define CPUID_3DNOW 0x80000000 /* 3DNow! Instructions */
651
652 #define CPUID_EXT_FLAGS "\20" \
653 "\14" "SYSCALL/SYSRET" \
654 "\24" "MPC" \
655 "\25" "NOX" "\27" "MMXX" "\30" "MMX" \
656 "\31" "FXSR" "\32" "FFXSR" "\33" "P1GB" "\34" "RDTSCP" \
657 "\36" "LONG" "\37" "3DNOW2" "\40" "3DNOW"
658
659 /* AMD Fn8000_0001 extended features - %ecx */
660 /* CPUID_LAHF LAHF/SAHF instruction */
661 #define CPUID_CMPLEGACY 0x00000002 /* Compare Legacy */
662 #define CPUID_SVM 0x00000004 /* Secure Virtual Machine */
663 #define CPUID_EAPIC 0x00000008 /* Extended APIC space */
664 #define CPUID_ALTMOVCR0 0x00000010 /* Lock Mov Cr0 */
665 #define CPUID_LZCNT 0x00000020 /* LZCNT instruction */
666 #define CPUID_SSE4A 0x00000040 /* SSE4A instruction set */
667 #define CPUID_MISALIGNSSE 0x00000080 /* Misaligned SSE */
668 #define CPUID_3DNOWPF 0x00000100 /* 3DNow Prefetch */
669 #define CPUID_OSVW 0x00000200 /* OS visible workarounds */
670 #define CPUID_IBS 0x00000400 /* Instruction Based Sampling */
671 #define CPUID_XOP 0x00000800 /* XOP instruction set */
672 #define CPUID_SKINIT 0x00001000 /* SKINIT */
673 #define CPUID_WDT 0x00002000 /* watchdog timer support */
674 #define CPUID_LWP 0x00008000 /* Light Weight Profiling */
675 #define CPUID_FMA4 0x00010000 /* FMA4 instructions */
676 #define CPUID_TCE 0x00020000 /* Translation cache Extension */
677 #define CPUID_NODEID 0x00080000 /* NodeID MSR available*/
678 #define CPUID_TBM 0x00200000 /* TBM instructions */
679 #define CPUID_TOPOEXT 0x00400000 /* cpuid Topology Extension */
680 #define CPUID_PCEC 0x00800000 /* Perf Ctr Ext Core */
681 #define CPUID_PCENB 0x01000000 /* Perf Ctr Ext NB */
682 #define CPUID_SPM 0x02000000 /* Stream Perf Mon */
683 #define CPUID_DBE 0x04000000 /* Data Breakpoint Extension */
684 #define CPUID_PTSC 0x08000000 /* PerfTsc */
685 #define CPUID_L2IPERFC 0x10000000 /* L2I performance counter Extension */
686 #define CPUID_MWAITX 0x20000000 /* MWAITX/MONITORX support */
687
688 #define CPUID_AMD_FLAGS4 "\20" \
689 "\1" "LAHF" "\2" "CMPLEGACY" "\3" "SVM" "\4" "EAPIC" \
690 "\5" "ALTMOVCR0" "\6" "LZCNT" "\7" "SSE4A" "\10" "MISALIGNSSE" \
691 "\11" "3DNOWPREFETCH" \
692 "\12" "OSVW" "\13" "IBS" "\14" "XOP" \
693 "\15" "SKINIT" "\16" "WDT" "\17" "B14" "\20" "LWP" \
694 "\21" "FMA4" "\22" "TCE" "\23" "B18" "\24" "NodeID" \
695 "\25" "B20" "\26" "TBM" "\27" "TopoExt" "\30" "PCExtC" \
696 "\31" "PCExtNB" "\32" "StrmPM" "\33" "DBExt" "\34" "PerfTsc" \
697 "\35" "L2IPERFC" "\36" "MWAITX" "\37" "B30" "\40" "B31"
698
699 /*
700 * Advanced Power Management
701 * CPUID Fn8000_0007 %edx
702 *
703 * Only ITSC is for both Intel and AMD. Others are only for AMD.
704 */
705 #define CPUID_APM_TS 0x00000001 /* Temperature Sensor */
706 #define CPUID_APM_FID 0x00000002 /* Frequency ID control */
707 #define CPUID_APM_VID 0x00000004 /* Voltage ID control */
708 #define CPUID_APM_TTP 0x00000008 /* THERMTRIP (PCI F3xE4 register) */
709 #define CPUID_APM_HTC 0x00000010 /* Hardware thermal control (HTC) */
710 #define CPUID_APM_STC 0x00000020 /* Software thermal control (STC) */
711 #define CPUID_APM_100 0x00000040 /* 100MHz multiplier control */
712 #define CPUID_APM_HWP 0x00000080 /* HW P-State control */
713 #define CPUID_APM_ITSC 0x00000100 /* invariant TSC */
714 #define CPUID_APM_CPB 0x00000200 /* Core performance boost */
715 #define CPUID_APM_EFF 0x00000400 /* Effective Frequency (read-only) */
716 #define CPUID_APM_PROCFI 0x00000800 /* Proc Feedback Interface */
717 #define CPUID_APM_PROCPR 0x00001000 /* Proc Power Reporting */
718 #define CPUID_APM_CONNSTBY 0x00002000 /* Connected Standby */
719 #define CPUID_APM_RAPL 0x00004000 /* Running Average Power Limit */
720
721 #define CPUID_APM_FLAGS "\20" \
722 "\1" "TS" "\2" "FID" "\3" "VID" "\4" "TTP" \
723 "\5" "HTC" "\6" "STC" "\7" "100" "\10" "HWP" \
724 "\11" "ITSC" "\12" "CPB" "\13" "EffFreq" "\14" "PROCFI" \
725 "\15" "PROCPR" "\16" "CONNSTBY" "\17" "RAPL"
726
727 /*
728 * AMD Processor Capacity Parameters and Extended Features
729 * CPUID Fn8000_0008
730 * %eax: Long Mode Size Identifiers
731 * %ebx: Extended Feature Identifiers
732 * %ecx: Size Identifiers
733 */
734
735 /* %ebx */
736 #define CPUID_CAPEX_CLZERO __BIT(0) /* CLZERO instruction */
737 #define CPUID_CAPEX_IRPERF __BIT(1) /* InstRetCntMsr */
738 #define CPUID_CAPEX_XSAVEERPTR __BIT(2) /* RstrFpErrPtrs by XRSTOR */
739 #define CPUID_CAPEX_RDPRU __BIT(4) /* RDPRU instruction */
740 #define CPUID_CAPEX_MCOMMIT __BIT(8) /* MCOMMIT instruction */
741 #define CPUID_CAPEX_WBNOINVD __BIT(9) /* WBNOINVD instruction */
742 #define CPUID_CAPEX_IBPB __BIT(12) /* Speculation Control IBPB */
743 #define CPUID_CAPEX_IBRS __BIT(14) /* Speculation Control IBRS */
744 #define CPUID_CAPEX_STIBP __BIT(15) /* Speculation Control STIBP */
745 #define CPUID_CAPEX_IBRS_ALWAYSON __BIT(16) /* IBRS always on mode */
746 #define CPUID_CAPEX_STIBP_ALWAYSON __BIT(17) /* STIBP always on mode */
747 #define CPUID_CAPEX_PREFER_IBRS __BIT(18) /* IBRS preferred */
748 #define CPUID_CAPEX_SSBD __BIT(24) /* Speculation Control SSBD */
749 #define CPUID_CAPEX_VIRT_SSBD __BIT(25) /* Virt Spec Control SSBD */
750 #define CPUID_CAPEX_SSB_NO __BIT(26) /* SSBD not required */
751
752 #define CPUID_CAPEX_FLAGS "\20" \
753 "\1CLZERO" "\2IRPERF" "\3XSAVEERPTR" \
754 "\5RDPRU" "\7B6" \
755 "\11MCOMMIT" "\12WBNOINVD" "\13B10" \
756 "\15IBPB" "\16B13" "\17IBRS" "\20STIBP" \
757 "\21IBRS_ALWAYSON" "\22STIBP_ALWAYSON" "\23PREFER_IBRS" "\24B19" \
758 "\31SSBD" "\32VIRT_SSBD" "\33SSB_NO"
759
760 /* AMD Fn8000_000a %edx features (SVM features) */
761 #define CPUID_AMD_SVM_NP 0x00000001
762 #define CPUID_AMD_SVM_LbrVirt 0x00000002
763 #define CPUID_AMD_SVM_SVML 0x00000004
764 #define CPUID_AMD_SVM_NRIPS 0x00000008
765 #define CPUID_AMD_SVM_TSCRateCtrl 0x00000010
766 #define CPUID_AMD_SVM_VMCBCleanBits 0x00000020
767 #define CPUID_AMD_SVM_FlushByASID 0x00000040
768 #define CPUID_AMD_SVM_DecodeAssist 0x00000080
769 #define CPUID_AMD_SVM_PauseFilter 0x00000400
770 #define CPUID_AMD_SVM_PFThreshold 0x00001000 /* PAUSE filter threshold */
771 #define CPUID_AMD_SVM_AVIC 0x00002000 /* AMD Virtual intr. ctrl */
772 #define CPUID_AMD_SVM_V_VMSAVE_VMLOAD 0x00008000 /* Virtual VM{SAVE/LOAD} */
773 #define CPUID_AMD_SVM_vGIF 0x00010000 /* Virtualized GIF */
774 #define CPUID_AMD_SVM_GMET 0x00020000
775 #define CPUID_AMD_SVM_SPEC_CTRL __BIT(20)
776
777 #define CPUID_AMD_SVM_FLAGS "\20" \
778 "\1" "NP" "\2" "LbrVirt" "\3" "SVML" "\4" "NRIPS" \
779 "\5" "TSCRate" "\6" "VMCBCleanBits" \
780 "\7" "FlushByASID" "\10" "DecodeAssist" \
781 "\11" "B08" "\12" "B09" "\13" "PauseFilter" "\14" "B11" \
782 "\15" "PFThreshold" "\16" "AVIC" "\17" "B14" \
783 "\20" "V_VMSAVE_VMLOAD" \
784 "\21" "VGIF" "\22" "GMET" \
785 "\25" "SPEC_CTRL"
786
787 /*
788 * AMD Fn8000_0001d Cache Topology Information.
789 * It's almost the same as Intel Deterministic Cache Parameter Leaf(0x04)
790 * except the following:
791 * No Cores/package (%eax bit 31..26)
792 * No Complex cache indexing (%edx bit 2)
793 */
794
795 /*
796 * AMD Fn8000_0001f Encrypted Memory Capabilities.
797 * %eax: flags
798 * %ebx: 5-0: Cbit Position
799 * 11-6: PhysAddrReduction
800 * 15-12: NumVMPL
801 * %ecx: 31-0: NumEncryptedGuests
802 * %edx: 31-0: MinSevNoEsAsid
803 */
804 #define CPUID_AMD_ENCMEM_SME __BIT(0) /* Secure Memory Encryption */
805 #define CPUID_AMD_ENCMEM_SEV __BIT(1) /* Secure Encrypted Virtualiz. */
806 #define CPUID_AMD_ENCMEM_PGFLMSR __BIT(2) /* Page Flush MSR */
807 #define CPUID_AMD_ENCMEM_SEVES __BIT(3) /* SEV Encrypted State */
808 #define CPUID_AMD_ENCMEM_SEV_SNP __BIT(4) /* Secure Nested Paging */
809 #define CPUID_AMD_ENCMEM_VMPL __BIT(5) /* Virtual Machine Privilege Lvl */
810 #define CPUID_AMD_ENCMEM_HECC __BIT(10) /* HW Enf Cache Coh across enc dom */
811 #define CPUID_AMD_ENCMEM_64BH __BIT(11) /* 64Bit Host */
812 #define CPUID_AMD_ENCMEM_RSTRINJ __BIT(12) /* Restricted Injection */
813 #define CPUID_AMD_ENCMEM_ALTINJ __BIT(13) /* Alternate Injection */
814 #define CPUID_AMD_ENCMEM_DBGSWAP __BIT(14) /* Debug Swap */
815 #define CPUID_AMD_ENCMEM_PREVHOSTIBS __BIT(15) /* Prevent Host IBS */
816 #define CPUID_AMD_ENCMEM_VTE __BIT(16) /* Virtual Transparent Encryption */
817
818 #define CPUID_AMD_ENCMEM_FLAGS "\20" \
819 "\1" "SME" "\2" "SEV" "\3" "PageFlushMsr" "\4" "SEV-ES" \
820 "\5" "SEV-SNP" "\6" "VMPL" \
821 "\13HwEnfCacheCoh" "\14" "64BitHost" \
822 "\15" "RSTRINJ" "\16" "ALTINJ" "\17" "DebugSwap" "\20PreventHostlbs" \
823 "\21" "VTE"
824
825 /*
826 * Centaur Extended Feature flags
827 */
828 #define CPUID_VIA_HAS_RNG 0x00000004 /* Random number generator */
829 #define CPUID_VIA_DO_RNG 0x00000008
830 #define CPUID_VIA_HAS_ACE 0x00000040 /* AES Encryption */
831 #define CPUID_VIA_DO_ACE 0x00000080
832 #define CPUID_VIA_HAS_ACE2 0x00000100 /* AES+CTR instructions */
833 #define CPUID_VIA_DO_ACE2 0x00000200
834 #define CPUID_VIA_HAS_PHE 0x00000400 /* SHA1+SHA256 HMAC */
835 #define CPUID_VIA_DO_PHE 0x00000800
836 #define CPUID_VIA_HAS_PMM 0x00001000 /* RSA Instructions */
837 #define CPUID_VIA_DO_PMM 0x00002000
838
839 #define CPUID_FLAGS_PADLOCK "\20" \
840 "\3" "RNG" "\7" "AES" "\11" "AES/CTR" "\13" "SHA1/SHA256" \
841 "\15" "RSA"
842
843 /*
844 * Model-Specific Registers
845 */
846 #define MSR_TSC 0x010
847 #define MSR_IA32_PLATFORM_ID 0x017
848 #define MSR_APICBASE 0x01b
849 #define APICBASE_BSP 0x00000100 /* boot processor */
850 #define APICBASE_EXTD 0x00000400 /* x2APIC mode */
851 #define APICBASE_EN 0x00000800 /* software enable */
852 /*
853 * APICBASE_PHYSADDR is actually variable-sized on some CPUs. But we're
854 * only interested in the initial value, which is guaranteed to fit the
855 * first 32 bits. So this macro is fine.
856 */
857 #define APICBASE_PHYSADDR 0xfffff000 /* physical address */
858 #define MSR_EBL_CR_POWERON 0x02a
859 #define MSR_EBC_FREQUENCY_ID 0x02c /* PIV only */
860 #define MSR_IA32_SPEC_CTRL 0x048
861 #define IA32_SPEC_CTRL_IBRS 0x01
862 #define IA32_SPEC_CTRL_STIBP 0x02
863 #define IA32_SPEC_CTRL_SSBD 0x04
864 #define MSR_IA32_PRED_CMD 0x049
865 #define IA32_PRED_CMD_IBPB 0x01
866 #define MSR_BIOS_UPDT_TRIG 0x079
867 #define MSR_BIOS_SIGN 0x08b
868 #define MSR_PERFCTR0 0x0c1
869 #define MSR_PERFCTR1 0x0c2
870 #define MSR_FSB_FREQ 0x0cd /* Core Duo/Solo only */
871 #define MSR_MPERF 0x0e7
872 #define MSR_APERF 0x0e8
873 #define MSR_IA32_EXT_CONFIG 0x0ee /* Undocumented. Core Solo/Duo only */
874 #define MSR_MTRRcap 0x0fe
875 #define MSR_IA32_ARCH_CAPABILITIES 0x10a
876 #define IA32_ARCH_RDCL_NO 0x01
877 #define IA32_ARCH_IBRS_ALL 0x02
878 #define IA32_ARCH_RSBA 0x04
879 #define IA32_ARCH_SKIP_L1DFL_VMENTRY 0x08
880 #define IA32_ARCH_SSB_NO 0x10
881 #define IA32_ARCH_MDS_NO 0x20
882 #define IA32_ARCH_TSX_CTRL 0x80
883 #define IA32_ARCH_TAA_NO 0x100
884 #define MSR_IA32_FLUSH_CMD 0x10b
885 #define IA32_FLUSH_CMD_L1D_FLUSH 0x01
886 #define MSR_TSX_FORCE_ABORT 0x10f
887 #define MSR_IA32_TSX_CTRL 0x122
888 #define IA32_TSX_CTRL_RTM_DISABLE __BIT(0)
889 #define IA32_TSX_CTRL_TSX_CPUID_CLEAR __BIT(1)
890 #define MSR_SYSENTER_CS 0x174 /* PII+ only */
891 #define MSR_SYSENTER_ESP 0x175 /* PII+ only */
892 #define MSR_SYSENTER_EIP 0x176 /* PII+ only */
893 #define MSR_MCG_CAP 0x179
894 #define MSR_MCG_STATUS 0x17a
895 #define MSR_MCG_CTL 0x17b
896 #define MSR_EVNTSEL0 0x186
897 #define MSR_EVNTSEL1 0x187
898 #define MSR_PERF_STATUS 0x198 /* Pentium M */
899 #define MSR_PERF_CTL 0x199 /* Pentium M */
900 #define MSR_THERM_CONTROL 0x19a
901 #define MSR_THERM_INTERRUPT 0x19b
902 #define MSR_THERM_STATUS 0x19c
903 #define MSR_THERM2_CTL 0x19d /* Pentium M */
904 #define MSR_MISC_ENABLE 0x1a0
905 #define IA32_MISC_FAST_STR_EN __BIT(0)
906 #define IA32_MISC_ATCC_EN __BIT(3)
907 #define IA32_MISC_PERFMON_EN __BIT(7)
908 #define IA32_MISC_BTS_UNAVAIL __BIT(11)
909 #define IA32_MISC_PEBS_UNAVAIL __BIT(12)
910 #define IA32_MISC_EISST_EN __BIT(16)
911 #define IA32_MISC_MWAIT_EN __BIT(18)
912 #define IA32_MISC_LIMIT_CPUID __BIT(22)
913 #define IA32_MISC_XTPR_DIS __BIT(23)
914 #define IA32_MISC_XD_DIS __BIT(34)
915 #define MSR_TEMPERATURE_TARGET 0x1a2
916 #define MSR_DEBUGCTLMSR 0x1d9
917 #define MSR_LASTBRANCHFROMIP 0x1db
918 #define MSR_LASTBRANCHTOIP 0x1dc
919 #define MSR_LASTINTFROMIP 0x1dd
920 #define MSR_LASTINTTOIP 0x1de
921 #define MSR_ROB_CR_BKUPTMPDR6 0x1e0
922 #define MSR_MTRRphysBase0 0x200
923 #define MSR_MTRRphysMask0 0x201
924 #define MSR_MTRRphysBase1 0x202
925 #define MSR_MTRRphysMask1 0x203
926 #define MSR_MTRRphysBase2 0x204
927 #define MSR_MTRRphysMask2 0x205
928 #define MSR_MTRRphysBase3 0x206
929 #define MSR_MTRRphysMask3 0x207
930 #define MSR_MTRRphysBase4 0x208
931 #define MSR_MTRRphysMask4 0x209
932 #define MSR_MTRRphysBase5 0x20a
933 #define MSR_MTRRphysMask5 0x20b
934 #define MSR_MTRRphysBase6 0x20c
935 #define MSR_MTRRphysMask6 0x20d
936 #define MSR_MTRRphysBase7 0x20e
937 #define MSR_MTRRphysMask7 0x20f
938 #define MSR_MTRRphysBase8 0x210
939 #define MSR_MTRRphysMask8 0x211
940 #define MSR_MTRRphysBase9 0x212
941 #define MSR_MTRRphysMask9 0x213
942 #define MSR_MTRRphysBase10 0x214
943 #define MSR_MTRRphysMask10 0x215
944 #define MSR_MTRRphysBase11 0x216
945 #define MSR_MTRRphysMask11 0x217
946 #define MSR_MTRRphysBase12 0x218
947 #define MSR_MTRRphysMask12 0x219
948 #define MSR_MTRRphysBase13 0x21a
949 #define MSR_MTRRphysMask13 0x21b
950 #define MSR_MTRRphysBase14 0x21c
951 #define MSR_MTRRphysMask14 0x21d
952 #define MSR_MTRRphysBase15 0x21e
953 #define MSR_MTRRphysMask15 0x21f
954 #define MSR_MTRRfix64K_00000 0x250
955 #define MSR_MTRRfix16K_80000 0x258
956 #define MSR_MTRRfix16K_A0000 0x259
957 #define MSR_MTRRfix4K_C0000 0x268
958 #define MSR_MTRRfix4K_C8000 0x269
959 #define MSR_MTRRfix4K_D0000 0x26a
960 #define MSR_MTRRfix4K_D8000 0x26b
961 #define MSR_MTRRfix4K_E0000 0x26c
962 #define MSR_MTRRfix4K_E8000 0x26d
963 #define MSR_MTRRfix4K_F0000 0x26e
964 #define MSR_MTRRfix4K_F8000 0x26f
965 #define MSR_CR_PAT 0x277
966 #define MSR_MTRRdefType 0x2ff
967 #define MSR_MC0_CTL 0x400
968 #define MSR_MC0_STATUS 0x401
969 #define MSR_MC0_ADDR 0x402
970 #define MSR_MC0_MISC 0x403
971 #define MSR_MC1_CTL 0x404
972 #define MSR_MC1_STATUS 0x405
973 #define MSR_MC1_ADDR 0x406
974 #define MSR_MC1_MISC 0x407
975 #define MSR_MC2_CTL 0x408
976 #define MSR_MC2_STATUS 0x409
977 #define MSR_MC2_ADDR 0x40a
978 #define MSR_MC2_MISC 0x40b
979 #define MSR_MC3_CTL 0x40c
980 #define MSR_MC3_STATUS 0x40d
981 #define MSR_MC3_ADDR 0x40e
982 #define MSR_MC3_MISC 0x40f
983 #define MSR_MC4_CTL 0x410
984 #define MSR_MC4_STATUS 0x411
985 #define MSR_MC4_ADDR 0x412
986 #define MSR_MC4_MISC 0x413
987 /* 0x480 - 0x490 VMX */
988 #define MSR_X2APIC_BASE 0x800 /* 0x800 - 0xBFF */
989 #define MSR_X2APIC_ID 0x002 /* x2APIC ID. (RO) */
990 #define MSR_X2APIC_VERS 0x003 /* Version. (RO) */
991 #define MSR_X2APIC_TPRI 0x008 /* Task Prio. (RW) */
992 #define MSR_X2APIC_PPRI 0x00a /* Processor prio. (RO) */
993 #define MSR_X2APIC_EOI 0x00b /* End Int. (W) */
994 #define MSR_X2APIC_LDR 0x00d /* Logical dest. (RO) */
995 #define MSR_X2APIC_SVR 0x00f /* Spurious intvec (RW) */
996 #define MSR_X2APIC_ISR 0x010 /* In-Service Status (RO) */
997 #define MSR_X2APIC_TMR 0x018 /* Trigger Mode (RO) */
998 #define MSR_X2APIC_IRR 0x020 /* Interrupt Req (RO) */
999 #define MSR_X2APIC_ESR 0x028 /* Err status. (RW) */
1000 #define MSR_X2APIC_LVT_CMCI 0x02f /* LVT CMCI (RW) */
1001 #define MSR_X2APIC_ICRLO 0x030 /* Int. cmd. (RW64) */
1002 #define MSR_X2APIC_LVTT 0x032 /* Loc.vec.(timer) (RW) */
1003 #define MSR_X2APIC_TMINT 0x033 /* Loc.vec (Thermal) (RW) */
1004 #define MSR_X2APIC_PCINT 0x034 /* Loc.vec (Perf Mon) (RW) */
1005 #define MSR_X2APIC_LVINT0 0x035 /* Loc.vec (LINT0) (RW) */
1006 #define MSR_X2APIC_LVINT1 0x036 /* Loc.vec (LINT1) (RW) */
1007 #define MSR_X2APIC_LVERR 0x037 /* Loc.vec (ERROR) (RW) */
1008 #define MSR_X2APIC_ICR_TIMER 0x038 /* Initial count (RW) */
1009 #define MSR_X2APIC_CCR_TIMER 0x039 /* Current count (RO) */
1010 #define MSR_X2APIC_DCR_TIMER 0x03e /* Divisor config (RW) */
1011 #define MSR_X2APIC_SELF_IPI 0x03f /* SELF IPI (W) */
1012
1013 /*
1014 * VIA "Nehemiah" MSRs
1015 */
1016 #define MSR_VIA_RNG 0x0000110b
1017 #define MSR_VIA_RNG_ENABLE 0x00000040
1018 #define MSR_VIA_RNG_NOISE_MASK 0x00000300
1019 #define MSR_VIA_RNG_NOISE_A 0x00000000
1020 #define MSR_VIA_RNG_NOISE_B 0x00000100
1021 #define MSR_VIA_RNG_2NOISE 0x00000300
1022 #define MSR_VIA_ACE 0x00001107
1023 #define VIA_ACE_ALTINST 0x00000001
1024 #define VIA_ACE_ECX8 0x00000002
1025 #define VIA_ACE_ENABLE 0x10000000
1026
1027 /*
1028 * VIA "Eden" MSRs
1029 */
1030 #define MSR_VIA_FCR MSR_VIA_ACE
1031
1032 /*
1033 * AMD K6/K7 MSRs.
1034 */
1035 #define MSR_K6_UWCCR 0xc0000085
1036 #define MSR_K7_EVNTSEL0 0xc0010000
1037 #define MSR_K7_EVNTSEL1 0xc0010001
1038 #define MSR_K7_EVNTSEL2 0xc0010002
1039 #define MSR_K7_EVNTSEL3 0xc0010003
1040 #define MSR_K7_PERFCTR0 0xc0010004
1041 #define MSR_K7_PERFCTR1 0xc0010005
1042 #define MSR_K7_PERFCTR2 0xc0010006
1043 #define MSR_K7_PERFCTR3 0xc0010007
1044
1045 /*
1046 * AMD K8 (Opteron) MSRs.
1047 */
1048 #define MSR_SYSCFG 0xc0010010
1049
1050 #define MSR_EFER 0xc0000080 /* Extended feature enable */
1051 #define EFER_SCE 0x00000001 /* SYSCALL extension */
1052 #define EFER_LME 0x00000100 /* Long Mode Enable */
1053 #define EFER_LMA 0x00000400 /* Long Mode Active */
1054 #define EFER_NXE 0x00000800 /* No-Execute Enabled */
1055 #define EFER_SVME 0x00001000 /* Secure Virtual Machine En. */
1056 #define EFER_LMSLE 0x00002000 /* Long Mode Segment Limit E. */
1057 #define EFER_FFXSR 0x00004000 /* Fast FXSAVE/FXRSTOR En. */
1058 #define EFER_TCE 0x00008000 /* Translation Cache Ext. */
1059
1060 #define MSR_STAR 0xc0000081 /* 32 bit syscall gate addr */
1061 #define MSR_LSTAR 0xc0000082 /* 64 bit syscall gate addr */
1062 #define MSR_CSTAR 0xc0000083 /* compat syscall gate addr */
1063 #define MSR_SFMASK 0xc0000084 /* flags to clear on syscall */
1064
1065 #define MSR_FSBASE 0xc0000100 /* 64bit offset for fs: */
1066 #define MSR_GSBASE 0xc0000101 /* 64bit offset for gs: */
1067 #define MSR_KERNELGSBASE 0xc0000102 /* storage for swapgs ins */
1068
1069 #define MSR_VMCR 0xc0010114 /* Virtual Machine Control Register */
1070 #define VMCR_DPD 0x00000001 /* Debug port disable */
1071 #define VMCR_RINIT 0x00000002 /* intercept init */
1072 #define VMCR_DISA20 0x00000004 /* Disable A20 masking */
1073 #define VMCR_LOCK 0x00000008 /* SVM Lock */
1074 #define VMCR_SVMED 0x00000010 /* SVME Disable */
1075 #define MSR_SVMLOCK 0xc0010118 /* SVM Lock key */
1076
1077 /*
1078 * These require a 'passcode' for access. See cpufunc.h.
1079 */
1080 #define MSR_HWCR 0xc0010015
1081 #define HWCR_TLBCACHEDIS 0x00000008
1082 #define HWCR_FFDIS 0x00000040
1083
1084 #define MSR_NB_CFG 0xc001001f
1085 #define NB_CFG_DISIOREQLOCK 0x0000000000000008ULL
1086 #define NB_CFG_DISDATMSK 0x0000001000000000ULL
1087 #define NB_CFG_INITAPICCPUIDLO (1ULL << 54)
1088
1089 #define MSR_LS_CFG 0xc0011020
1090 #define LS_CFG_ERRATA_1033 __BIT(4)
1091 #define LS_CFG_ERRATA_793 __BIT(15)
1092 #define LS_CFG_ERRATA_1095 __BIT(57)
1093 #define LS_CFG_DIS_LS2_SQUISH 0x02000000
1094 #define LS_CFG_DIS_SSB_F15H 0x0040000000000000ULL
1095 #define LS_CFG_DIS_SSB_F16H 0x0000000200000000ULL
1096 #define LS_CFG_DIS_SSB_F17H 0x0000000000000400ULL
1097
1098 #define MSR_IC_CFG 0xc0011021
1099 #define IC_CFG_DIS_SEQ_PREFETCH 0x00000800
1100 #define IC_CFG_DIS_IND 0x00004000
1101 #define IC_CFG_ERRATA_776 __BIT(26)
1102
1103 #define MSR_DC_CFG 0xc0011022
1104 #define DC_CFG_DIS_CNV_WC_SSO 0x00000008
1105 #define DC_CFG_DIS_SMC_CHK_BUF 0x00000400
1106 #define DC_CFG_ERRATA_261 0x01000000
1107
1108 #define MSR_BU_CFG 0xc0011023
1109 #define BU_CFG_ERRATA_298 0x0000000000000002ULL
1110 #define BU_CFG_ERRATA_254 0x0000000000200000ULL
1111 #define BU_CFG_ERRATA_309 0x0000000000800000ULL
1112 #define BU_CFG_THRL2IDXCMPDIS 0x0000080000000000ULL
1113 #define BU_CFG_WBPFSMCCHKDIS 0x0000200000000000ULL
1114 #define BU_CFG_WBENHWSBDIS 0x0001000000000000ULL
1115
1116 #define MSR_FP_CFG 0xc0011028
1117 #define FP_CFG_ERRATA_1049 __BIT(4)
1118
1119 #define MSR_DE_CFG 0xc0011029
1120 #define DE_CFG_ERRATA_721 0x00000001
1121 #define DE_CFG_ERRATA_1021 __BIT(13)
1122
1123 #define MSR_BU_CFG2 0xc001102a
1124 #define BU_CFG2_CWPLUS_DIS __BIT(24)
1125
1126 #define MSR_LS_CFG2 0xc001102d
1127 #define LS_CFG2_ERRATA_1091 __BIT(34)
1128
1129 /* AMD Family10h MSRs */
1130 #define MSR_OSVW_ID_LENGTH 0xc0010140
1131 #define MSR_OSVW_STATUS 0xc0010141
1132 #define MSR_UCODE_AMD_PATCHLEVEL 0x0000008b
1133 #define MSR_UCODE_AMD_PATCHLOADER 0xc0010020
1134
1135 /* X86 MSRs */
1136 #define MSR_RDTSCP_AUX 0xc0000103
1137
1138 /*
1139 * Constants related to MTRRs
1140 */
1141 #define MTRR_N64K 8 /* numbers of fixed-size entries */
1142 #define MTRR_N16K 16
1143 #define MTRR_N4K 64
1144
1145 /*
1146 * the following four 3-byte registers control the non-cacheable regions.
1147 * These registers must be written as three separate bytes.
1148 *
1149 * NCRx+0: A31-A24 of starting address
1150 * NCRx+1: A23-A16 of starting address
1151 * NCRx+2: A15-A12 of starting address | NCR_SIZE_xx.
1152 *
1153 * The non-cacheable region's starting address must be aligned to the
1154 * size indicated by the NCR_SIZE_xx field.
1155 */
1156 #define NCR1 0xc4
1157 #define NCR2 0xc7
1158 #define NCR3 0xca
1159 #define NCR4 0xcd
1160
1161 #define NCR_SIZE_0K 0
1162 #define NCR_SIZE_4K 1
1163 #define NCR_SIZE_8K 2
1164 #define NCR_SIZE_16K 3
1165 #define NCR_SIZE_32K 4
1166 #define NCR_SIZE_64K 5
1167 #define NCR_SIZE_128K 6
1168 #define NCR_SIZE_256K 7
1169 #define NCR_SIZE_512K 8
1170 #define NCR_SIZE_1M 9
1171 #define NCR_SIZE_2M 10
1172 #define NCR_SIZE_4M 11
1173 #define NCR_SIZE_8M 12
1174 #define NCR_SIZE_16M 13
1175 #define NCR_SIZE_32M 14
1176 #define NCR_SIZE_4G 15
1177