specialreg.h revision 1.211 1 /* $NetBSD: specialreg.h,v 1.211 2024/05/12 23:41:10 msaitoh Exp $ */
2
3 /*
4 * Copyright (c) 2014-2020 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_LA57 0x00001000 /* 57-bit linear addresses */
113 #define CR4_VMXE 0x00002000 /* Enable VMX operations */
114 #define CR4_SMXE 0x00004000 /* Enable SMX operations */
115 #define CR4_FSGSBASE 0x00010000 /* Enable *FSBASE and *GSBASE instructions */
116 #define CR4_PCIDE 0x00020000 /* Enable Process Context IDentifiers */
117 #define CR4_OSXSAVE 0x00040000 /* Enable xsave and xrestore */
118 #define CR4_SMEP 0x00100000 /* Enable SMEP support */
119 #define CR4_SMAP 0x00200000 /* Enable SMAP support */
120 #define CR4_PKE 0x00400000 /* Enable Protection Keys for user pages */
121 #define CR4_CET 0x00800000 /* Enable CET */
122 #define CR4_PKS 0x01000000 /* Enable Protection Keys for kern pages */
123
124 /*
125 * Extended Control Register XCR0
126 */
127 #define XCR0_X87 __BIT(0) /* x87 FPU/MMX state */
128 #define XCR0_SSE __BIT(1) /* SSE state */
129 #define XCR0_YMM_Hi128 __BIT(2) /* AVX-256 (ymmn registers) */
130 #define XCR0_BNDREGS __BIT(3) /* Memory protection ext bounds */
131 #define XCR0_BNDCSR __BIT(4) /* Memory protection ext state */
132 #define XCR0_Opmask __BIT(5) /* AVX-512 Opmask */
133 #define XCR0_ZMM_Hi256 __BIT(6) /* AVX-512 upper 256 bits low regs */
134 #define XCR0_Hi16_ZMM __BIT(7) /* AVX-512 512 bits upper registers */
135 #define XCR0_PT __BIT(8) /* Processor Trace state */
136 #define XCR0_PKRU __BIT(9) /* Protection Key state */
137 #define XCR0_CET_U __BIT(11) /* User CET state */
138 #define XCR0_CET_S __BIT(12) /* Kern CET state */
139 #define XCR0_HDC __BIT(13) /* Hardware Duty Cycle state */
140 #define XCR0_LBR __BIT(15) /* Last Branch Record */
141 #define XCR0_HWP __BIT(16) /* Hardware P-states */
142
143 #define XCR0_FLAGS1 "\20" \
144 "\1" "x87" "\2" "SSE" "\3" "AVX" "\4" "BNDREGS" \
145 "\5" "BNDCSR" "\6" "Opmask" "\7" "ZMM_Hi256" "\10" "Hi16_ZMM" \
146 "\11" "PT" "\12" "PKRU" "\14" "CET_U" \
147 "\15" "CET_S" "\16" "HDC" "\20" "LBR" \
148 "\21" "HWP"
149
150 /*
151 * Known FPU bits, only these get enabled. The save area is sized for all the
152 * fields below.
153 */
154 #define XCR0_FPU (XCR0_X87 | XCR0_SSE | XCR0_YMM_Hi128 | \
155 XCR0_Opmask | XCR0_ZMM_Hi256 | XCR0_Hi16_ZMM)
156
157 /*
158 * XSAVE component indices, internal to NetBSD.
159 */
160 #define XSAVE_X87 0
161 #define XSAVE_SSE 1
162 #define XSAVE_YMM_Hi128 2
163 #define XSAVE_BNDREGS 3
164 #define XSAVE_BNDCSR 4
165 #define XSAVE_Opmask 5
166 #define XSAVE_ZMM_Hi256 6
167 #define XSAVE_Hi16_ZMM 7
168
169 /*
170 * Highest XSAVE component enabled by XCR0_FPU.
171 */
172 #define XSAVE_MAX_COMPONENT XSAVE_Hi16_ZMM
173
174 /*
175 * "features" bits.
176 * CPUID Fn00000001
177 */
178 /* %edx */
179 #define CPUID_FPU 0x00000001 /* processor has an FPU? */
180 #define CPUID_VME 0x00000002 /* has virtual mode (%cr4's VME/PVI) */
181 #define CPUID_DE 0x00000004 /* has debugging extension */
182 #define CPUID_PSE 0x00000008 /* has 4MB page size extension */
183 #define CPUID_TSC 0x00000010 /* has time stamp counter */
184 #define CPUID_MSR 0x00000020 /* has model specific registers */
185 #define CPUID_PAE 0x00000040 /* has physical address extension */
186 #define CPUID_MCE 0x00000080 /* has machine check exception */
187 #define CPUID_CX8 0x00000100 /* has CMPXCHG8B instruction */
188 #define CPUID_APIC 0x00000200 /* has enabled APIC */
189 #define CPUID_SEP 0x00000800 /* has SYSENTER/SYSEXIT extension */
190 #define CPUID_MTRR 0x00001000 /* has memory type range register */
191 #define CPUID_PGE 0x00002000 /* has page global extension */
192 #define CPUID_MCA 0x00004000 /* has machine check architecture */
193 #define CPUID_CMOV 0x00008000 /* has CMOVcc instruction */
194 #define CPUID_PAT 0x00010000 /* Page Attribute Table */
195 #define CPUID_PSE36 0x00020000 /* 36-bit PSE */
196 #define CPUID_PSN 0x00040000 /* Processor Serial Number */
197 #define CPUID_CLFSH 0x00080000 /* CLFLUSH instruction supported */
198 #define CPUID_DS 0x00200000 /* Debug Store */
199 #define CPUID_ACPI 0x00400000 /* ACPI performance modulation regs */
200 #define CPUID_MMX 0x00800000 /* MMX supported */
201 #define CPUID_FXSR 0x01000000 /* Fast FP/MMX Save/Restore */
202 #define CPUID_SSE 0x02000000 /* Streaming SIMD Extensions */
203 #define CPUID_SSE2 0x04000000 /* Streaming SIMD Extensions #2 */
204 #define CPUID_SS 0x08000000 /* Self-Snoop */
205 #define CPUID_HTT 0x10000000 /* Hyper-Threading Technology */
206 #define CPUID_TM 0x20000000 /* Thermal Monitor (TCC) */
207 #define CPUID_PBE 0x80000000 /* Pending Break Enable */
208
209 #define CPUID_FLAGS1 "\20" \
210 "\1" "FPU" "\2" "VME" "\3" "DE" "\4" "PSE" \
211 "\5" "TSC" "\6" "MSR" "\7" "PAE" "\10" "MCE" \
212 "\11" "CX8" "\12" "APIC" "\13" "B10" "\14" "SEP" \
213 "\15" "MTRR" "\16" "PGE" "\17" "MCA" "\20" "CMOV" \
214 "\21" "PAT" "\22" "PSE36" "\23" "PN" "\24" "CLFSH" \
215 "\25" "B20" "\26" "DS" "\27" "ACPI" "\30" "MMX" \
216 "\31" "FXSR" "\32" "SSE" "\33" "SSE2" "\34" "SS" \
217 "\35" "HTT" "\36" "TM" "\37" "IA64" "\40" "PBE"
218
219 /* Blacklists of CPUID flags - used to mask certain features */
220 #ifdef XENPV
221 #define CPUID_FEAT_BLACKLIST (CPUID_PGE|CPUID_PSE|CPUID_MTRR)
222 #else
223 #define CPUID_FEAT_BLACKLIST 0
224 #endif
225
226 /* %ecx */
227 #define CPUID2_SSE3 __BIT(0) /* Streaming SIMD Extensions 3 */
228 #define CPUID2_PCLMULQDQ __BIT(1) /* PCLMULQDQ instructions */
229 #define CPUID2_DTES64 __BIT(2) /* 64-bit Debug Trace */
230 #define CPUID2_MONITOR __BIT(3) /* MONITOR/MWAIT instructions */
231 #define CPUID2_DS_CPL __BIT(4) /* CPL Qualified Debug Store */
232 #define CPUID2_VMX __BIT(5) /* Virtual Machine eXtensions */
233 #define CPUID2_SMX __BIT(6) /* Safer Mode eXtensions */
234 #define CPUID2_EST __BIT(7) /* Enhanced SpeedStep Technology */
235 #define CPUID2_TM2 __BIT(8) /* Thermal Monitor 2 */
236 #define CPUID2_SSSE3 __BIT(9) /* Supplemental SSE3 */
237 #define CPUID2_CNXTID __BIT(10) /* Context ID */
238 #define CPUID2_SDBG __BIT(11) /* Silicon Debug */
239 #define CPUID2_FMA __BIT(12) /* Fused Multiply Add */
240 #define CPUID2_CX16 __BIT(13) /* CMPXCHG16B instruction */
241 #define CPUID2_XTPR __BIT(14) /* Task Priority Messages disabled? */
242 #define CPUID2_PDCM __BIT(15) /* Perf/Debug Capability MSR */
243 /* bit 16 unused __BIT(16) */
244 #define CPUID2_PCID __BIT(17) /* Process Context ID */
245 #define CPUID2_DCA __BIT(18) /* Direct Cache Access */
246 #define CPUID2_SSE41 __BIT(19) /* Streaming SIMD Extensions 4.1 */
247 #define CPUID2_SSE42 __BIT(20) /* Streaming SIMD Extensions 4.2 */
248 #define CPUID2_X2APIC __BIT(21) /* xAPIC Extensions */
249 #define CPUID2_MOVBE __BIT(22) /* MOVBE (move after byteswap) */
250 #define CPUID2_POPCNT __BIT(23) /* POPCNT instruction available */
251 #define CPUID2_DEADLINE __BIT(24) /* APIC Timer supports TSC Deadline */
252 #define CPUID2_AESNI __BIT(25) /* AES instructions */
253 #define CPUID2_XSAVE __BIT(26) /* XSAVE instructions */
254 #define CPUID2_OSXSAVE __BIT(27) /* XGETBV/XSETBV instructions */
255 #define CPUID2_AVX __BIT(28) /* AVX instructions */
256 #define CPUID2_F16C __BIT(29) /* half precision conversion */
257 #define CPUID2_RDRAND __BIT(30) /* RDRAND (hardware random number) */
258 #define CPUID2_RAZ __BIT(31) /* RAZ. Indicates guest state. */
259
260 #define CPUID2_FLAGS1 "\20" \
261 "\1" "SSE3" "\2" "PCLMULQDQ" "\3" "DTES64" "\4" "MONITOR" \
262 "\5" "DS-CPL" "\6" "VMX" "\7" "SMX" "\10" "EST" \
263 "\11" "TM2" "\12" "SSSE3" "\13" "CID" "\14" "SDBG" \
264 "\15" "FMA" "\16" "CX16" "\17" "xTPR" "\20" "PDCM" \
265 "\21" "B16" "\22" "PCID" "\23" "DCA" "\24" "SSE41" \
266 "\25" "SSE42" "\26" "X2APIC" "\27" "MOVBE" "\30" "POPCNT" \
267 "\31" "DEADLINE" "\32" "AES" "\33" "XSAVE" "\34" "OSXSAVE" \
268 "\35" "AVX" "\36" "F16C" "\37" "RDRAND" "\40" "RAZ"
269
270 /* %eax */
271 #define CPUID_TO_BASEFAMILY(cpuid) (((cpuid) >> 8) & 0xf)
272 #define CPUID_TO_BASEMODEL(cpuid) (((cpuid) >> 4) & 0xf)
273 #define CPUID_TO_STEPPING(cpuid) ((cpuid) & 0xf)
274
275 /*
276 * The Extended family bits should only be inspected when CPUID_TO_BASEFAMILY()
277 * returns 15. They are use to encode family value 16 to 270 (add 15).
278 * The Extended model bits are the high 4 bits of the model.
279 * They are only valid for family >= 15 or family 6 (intel, but all amd
280 * family 6 are documented to return zero bits for them).
281 */
282 #define CPUID_TO_EXTFAMILY(cpuid) (((cpuid) >> 20) & 0xff)
283 #define CPUID_TO_EXTMODEL(cpuid) (((cpuid) >> 16) & 0xf)
284
285 /* The macros for the Display Family and the Display Model */
286 #define CPUID_TO_FAMILY(cpuid) (CPUID_TO_BASEFAMILY(cpuid) \
287 + ((CPUID_TO_BASEFAMILY(cpuid) != 0x0f) \
288 ? 0 : CPUID_TO_EXTFAMILY(cpuid)))
289 #define CPUID_TO_MODEL(cpuid) (CPUID_TO_BASEMODEL(cpuid) \
290 | ((CPUID_TO_BASEFAMILY(cpuid) != 0x0f) \
291 && (CPUID_TO_BASEFAMILY(cpuid) != 0x06) \
292 ? 0 : (CPUID_TO_EXTMODEL(cpuid) << 4)))
293
294 /* %ebx */
295 #define CPUID_BRAND_INDEX __BITS(7,0)
296 #define CPUID_CLFLUSH_SIZE __BITS(15,8)
297 #define CPUID_HTT_CORES __BITS(23,16)
298 #define CPUID_LOCAL_APIC_ID __BITS(31,24)
299
300 /*
301 * Intel Deterministic Cache Parameter.
302 * CPUID Fn0000_0004
303 */
304
305 /* %eax */
306 #define CPUID_DCP_CACHETYPE __BITS(4, 0) /* Cache type */
307 #define CPUID_DCP_CACHETYPE_N 0 /* NULL */
308 #define CPUID_DCP_CACHETYPE_D 1 /* Data cache */
309 #define CPUID_DCP_CACHETYPE_I 2 /* Instruction cache */
310 #define CPUID_DCP_CACHETYPE_U 3 /* Unified cache */
311 #define CPUID_DCP_CACHELEVEL __BITS(7, 5) /* Cache level (start at 1) */
312 #define CPUID_DCP_SELFINITCL __BIT(8) /* Self initializing cachelvl*/
313 #define CPUID_DCP_FULLASSOC __BIT(9) /* Full associative */
314 #define CPUID_DCP_SHARING __BITS(25, 14) /* sharing */
315 #define CPUID_DCP_CORE_P_PKG __BITS(31, 26) /* Cores/package */
316
317 /* %ebx */
318 #define CPUID_DCP_LINESIZE __BITS(11, 0) /* System coherency linesize */
319 #define CPUID_DCP_PARTITIONS __BITS(21, 12) /* Physical line partitions */
320 #define CPUID_DCP_WAYS __BITS(31, 22) /* Ways of associativity */
321
322 /* %ecx: Number of sets */
323
324 /* %edx */
325 #define CPUID_DCP_INVALIDATE __BIT(0) /* WB invalidate/invalidate */
326 #define CPUID_DCP_INCLUSIVE __BIT(1) /* Cache inclusiveness */
327 #define CPUID_DCP_COMPLEX __BIT(2) /* Complex cache indexing */
328
329 /*
330 * Intel/AMD MONITOR/MWAIT.
331 * CPUID Fn0000_0005
332 */
333 /* %eax */
334 #define CPUID_MON_MINSIZE __BITS(15, 0) /* Smallest monitor-line size */
335 /* %ebx */
336 #define CPUID_MON_MAXSIZE __BITS(15, 0) /* Largest monitor-line size */
337 /* %ecx */
338 #define CPUID_MON_EMX __BIT(0) /* MONITOR/MWAIT Extensions */
339 #define CPUID_MON_IBE __BIT(1) /* Interrupt as Break Event */
340
341 #define CPUID_MON_FLAGS "\20" \
342 "\1" "EMX" "\2" "IBE"
343
344 /* %edx: number of substates for specific C-state */
345 #define CPUID_MON_SUBSTATE(edx, cstate) (((edx) >> (cstate * 4)) & 0x0000000f)
346
347 /*
348 * Intel/AMD Digital Thermal Sensor and Power Management.
349 * CPUID Fn0000_0006
350 */
351 /* %eax */
352 #define CPUID_DSPM_DTS __BIT(0) /* Digital Thermal Sensor */
353 #define CPUID_DSPM_IDA __BIT(1) /* Intel Dynamic Acceleration */
354 #define CPUID_DSPM_ARAT __BIT(2) /* Always Running APIC Timer */
355 #define CPUID_DSPM_PLN __BIT(4) /* Power Limit Notification */
356 #define CPUID_DSPM_ECMD __BIT(5) /* Clock Modulation Extension */
357 #define CPUID_DSPM_PTM __BIT(6) /* Package Level Thermal Management */
358 #define CPUID_DSPM_HWP __BIT(7) /* HWP */
359 #define CPUID_DSPM_HWP_NOTIFY __BIT(8) /* HWP Notification */
360 #define CPUID_DSPM_HWP_ACTWIN __BIT(9) /* HWP Activity Window */
361 #define CPUID_DSPM_HWP_EPP __BIT(10) /* HWP Energy Performance Preference */
362 #define CPUID_DSPM_HWP_PLR __BIT(11) /* HWP Package Level Request */
363 #define CPUID_DSPM_HDC __BIT(13) /* Hardware Duty Cycling */
364 #define CPUID_DSPM_TBMT3 __BIT(14) /* Turbo Boost Max Technology 3.0 */
365 #define CPUID_DSPM_HWP_CAP __BIT(15) /* HWP Capabilities */
366 #define CPUID_DSPM_HWP_PECI __BIT(16) /* HWP PECI override */
367 #define CPUID_DSPM_HWP_FLEX __BIT(17) /* Flexible HWP */
368 #define CPUID_DSPM_HWP_FAST __BIT(18) /* Fast access for IA32_HWP_REQUEST */
369 #define CPUID_DSPM_HFI __BIT(19) /* Hardware Feedback Interface */
370 #define CPUID_DSPM_HWP_IGNIDL __BIT(20) /* Ignore Idle Logical Processor HWP */
371 #define CPUID_DSPM_TD __BIT(23) /* Thread Director */
372 #define CPUID_DSPM_THERMI_HFN __BIT(24) /* THERM_INTERRUPT MSR HFN bit */
373
374 #define CPUID_DSPM_FLAGS "\20" \
375 "\1" "DTS" "\2" "IDA" "\3" "ARAT" \
376 "\5" "PLN" "\6" "ECMD" "\7" "PTM" "\10" "HWP" \
377 "\11" "HWP_NOTIFY" "\12" "HWP_ACTWIN" "\13" "HWP_EPP" "\14" "HWP_PLR" \
378 "\16" "HDC" "\17" "TBM3" "\20" "HWP_CAP" \
379 "\21" "HWP_PECI" "\22" "HWP_FLEX" "\23" "HWP_FAST" "\24HFI" \
380 "\25" "HWP_IGNIDL" "\30" "TD" \
381 "\31" "THERMI_HFN"
382
383 /* %ecx */
384 #define CPUID_DSPM_HWF __BIT(0) /* MSR_APERF/MSR_MPERF available */
385 #define CPUID_DSPM_EPB __BIT(3) /* Energy Performance Bias */
386 #define CPUID_DSPM_NTDC __BITS(15, 8) /* Number of Thread Director Classes */
387
388 #define CPUID_DSPM_FLAGS1 "\177\20" \
389 "b\0HWF\0" "b\3EPB\0" \
390 "f\10\10NTDC\0"
391
392 /*
393 * Intel/AMD Structured Extended Feature.
394 * CPUID Fn0000_0007
395 * %ecx == 0: Subleaf 0
396 * %eax: The Maximum input value for supported subleaf.
397 * %ebx: Feature bits.
398 * %ecx: Feature bits.
399 * %edx: Feature bits.
400 *
401 * %ecx == 1: Structure Extendede Feature Enumeration Sub-leaf
402 * %eax: See below.
403 */
404
405 /* %ecx = 0, %ebx */
406 #define CPUID_SEF_FSGSBASE __BIT(0) /* {RD,WR}{FS,GS}BASE */
407 #define CPUID_SEF_TSC_ADJUST __BIT(1) /* IA32_TSC_ADJUST MSR support */
408 #define CPUID_SEF_SGX __BIT(2) /* Software Guard Extensions */
409 #define CPUID_SEF_BMI1 __BIT(3) /* Advanced bit manipulation ext. 1st grp */
410 #define CPUID_SEF_HLE __BIT(4) /* Hardware Lock Elision */
411 #define CPUID_SEF_AVX2 __BIT(5) /* Advanced Vector Extensions 2 */
412 #define CPUID_SEF_FDPEXONLY __BIT(6) /* x87FPU Data ptr updated only on x87exp */
413 #define CPUID_SEF_SMEP __BIT(7) /* Supervisor-Mode Execution Prevention */
414 #define CPUID_SEF_BMI2 __BIT(8) /* Advanced bit manipulation ext. 2nd grp */
415 #define CPUID_SEF_ERMS __BIT(9) /* Enhanced REP MOVSB/STOSB */
416 #define CPUID_SEF_INVPCID __BIT(10) /* INVPCID instruction */
417 #define CPUID_SEF_RTM __BIT(11) /* Restricted Transactional Memory */
418 #define CPUID_SEF_QM __BIT(12) /* Resource Director Technology Monitoring */
419 #define CPUID_SEF_FPUCSDS __BIT(13) /* Deprecate FPU CS and FPU DS values */
420 #define CPUID_SEF_MPX __BIT(14) /* Memory Protection Extensions */
421 #define CPUID_SEF_PQE __BIT(15) /* Resource Director Technology Allocation */
422 #define CPUID_SEF_AVX512F __BIT(16) /* AVX-512 Foundation */
423 #define CPUID_SEF_AVX512DQ __BIT(17) /* AVX-512 Double/Quadword */
424 #define CPUID_SEF_RDSEED __BIT(18) /* RDSEED instruction */
425 #define CPUID_SEF_ADX __BIT(19) /* ADCX/ADOX instructions */
426 #define CPUID_SEF_SMAP __BIT(20) /* Supervisor-Mode Access Prevention */
427 #define CPUID_SEF_AVX512_IFMA __BIT(21) /* AVX-512 Integer Fused Multiply Add */
428 /* Bit 22 was PCOMMIT */
429 #define CPUID_SEF_CLFLUSHOPT __BIT(23) /* Cache Line FLUSH OPTimized */
430 #define CPUID_SEF_CLWB __BIT(24) /* Cache Line Write Back */
431 #define CPUID_SEF_PT __BIT(25) /* Processor Trace */
432 #define CPUID_SEF_AVX512PF __BIT(26) /* AVX-512 PreFetch */
433 #define CPUID_SEF_AVX512ER __BIT(27) /* AVX-512 Exponential and Reciprocal */
434 #define CPUID_SEF_AVX512CD __BIT(28) /* AVX-512 Conflict Detection */
435 #define CPUID_SEF_SHA __BIT(29) /* SHA Extensions */
436 #define CPUID_SEF_AVX512BW __BIT(30) /* AVX-512 Byte and Word */
437 #define CPUID_SEF_AVX512VL __BIT(31) /* AVX-512 Vector Length */
438
439 #define CPUID_SEF_FLAGS "\20" \
440 "\1" "FSGSBASE" "\2" "TSCADJUST" "\3" "SGX" "\4" "BMI1" \
441 "\5" "HLE" "\6" "AVX2" "\7" "FDPEXONLY" "\10" "SMEP" \
442 "\11" "BMI2" "\12" "ERMS" "\13" "INVPCID" "\14" "RTM" \
443 "\15" "QM" "\16" "FPUCSDS" "\17" "MPX" "\20" "PQE" \
444 "\21" "AVX512F" "\22" "AVX512DQ" "\23" "RDSEED" "\24" "ADX" \
445 "\25" "SMAP" "\26" "AVX512_IFMA" "\30" "CLFLUSHOPT" \
446 "\31" "CLWB" "\32" "PT" "\33" "AVX512PF" "\34" "AVX512ER" \
447 "\35" "AVX512CD""\36" "SHA" "\37" "AVX512BW" "\40" "AVX512VL"
448
449 /* %ecx = 0, %ecx */
450 #define CPUID_SEF_PREFETCHWT1 __BIT(0) /* PREFETCHWT1 instruction */
451 #define CPUID_SEF_AVX512_VBMI __BIT(1) /* AVX-512 Vector Byte Manipulation */
452 #define CPUID_SEF_UMIP __BIT(2) /* User-Mode Instruction prevention */
453 #define CPUID_SEF_PKU __BIT(3) /* Protection Keys for User-mode pages */
454 #define CPUID_SEF_OSPKE __BIT(4) /* OS has set CR4.PKE to ena. protec. keys */
455 #define CPUID_SEF_WAITPKG __BIT(5) /* TPAUSE,UMONITOR,UMWAIT */
456 #define CPUID_SEF_AVX512_VBMI2 __BIT(6) /* AVX-512 Vector Byte Manipulation 2 */
457 #define CPUID_SEF_CET_SS __BIT(7) /* CET Shadow Stack */
458 #define CPUID_SEF_GFNI __BIT(8) /* Galois Field instructions */
459 #define CPUID_SEF_VAES __BIT(9) /* Vector AES instruction set */
460 #define CPUID_SEF_VPCLMULQDQ __BIT(10) /* CLMUL instruction set */
461 #define CPUID_SEF_AVX512_VNNI __BIT(11) /* Vector Neural Network Instruction */
462 #define CPUID_SEF_AVX512_BITALG __BIT(12) /* BITALG instructions */
463 #define CPUID_SEF_TME_EN __BIT(13) /* Total Memory Encryption */
464 #define CPUID_SEF_AVX512_VPOPCNTDQ __BIT(14) /* Vector Population Count D/Q */
465 #define CPUID_SEF_LA57 __BIT(16) /* 57bit linear addr & 5LVL paging */
466 #define CPUID_SEF_MAWAU __BITS(21, 17) /* MAWAU for BND{LD,ST}X */
467 #define CPUID_SEF_RDPID __BIT(22) /* RDPID and IA32_TSC_AUX */
468 #define CPUID_SEF_KL __BIT(23) /* Key Locker */
469 #define CPUID_SEF_BUS_LOCK_DETECT __BIT(24) /* OS bus-lock detection */
470 #define CPUID_SEF_CLDEMOTE __BIT(25) /* Cache line demote */
471 #define CPUID_SEF_MOVDIRI __BIT(27) /* MOVDIRI instruction */
472 #define CPUID_SEF_MOVDIR64B __BIT(28) /* MOVDIR64B instruction */
473 #define CPUID_SEF_ENQCMD __BIT(29) /* Enqueue Stores */
474 #define CPUID_SEF_SGXLC __BIT(30) /* SGX Launch Configuration */
475 #define CPUID_SEF_PKS __BIT(31) /* Protection Keys for kern-mode pages */
476
477 #define CPUID_SEF_FLAGS1 "\177\20" \
478 "b\0PREFETCHWT1\0" "b\1AVX512_VBMI\0" "b\2UMIP\0" "b\3PKU\0" \
479 "b\4OSPKE\0" "b\5WAITPKG\0" "b\6AVX512_VBMI2\0" "b\7CET_SS\0" \
480 "b\10GFNI\0" "b\11VAES\0" "b\12VPCLMULQDQ\0" "b\13AVX512_VNNI\0"\
481 "b\14AVX512_BITALG\0" "b\15TME_EN\0" "b\16AVX512_VPOPCNTDQ\0" \
482 "b\20LA57\0" \
483 "f\21\5MAWAU\0" "b\26RDPID\0" "b\27KL\0" \
484 "b\30BUS_LOCK_DETECT\0" "b\31CLDEMOTE\0" "b\33MOVDIRI\0" \
485 "b\34MOVDIR64B\0" "b\35ENQCMD\0" "b\36SGXLC\0" "b\37PKS\0"
486
487 /* %ecx = 0, %edx */
488 #define CPUID_SEF_SGX_KEYS __BIT(1) /* Attestation support for SGX */
489 #define CPUID_SEF_AVX512_4VNNIW __BIT(2) /* AVX512 4-reg Neural Network ins */
490 #define CPUID_SEF_AVX512_4FMAPS __BIT(3) /* AVX512 4-reg Mult Accum Single precision */
491 #define CPUID_SEF_FSRM __BIT(4) /* Fast Short Rep Move */
492 #define CPUID_SEF_UINTR __BIT(5) /* User Interrupts */
493 #define CPUID_SEF_AVX512_VP2INTERSECT __BIT(8) /* AVX512 VP2INTERSECT */
494 #define CPUID_SEF_SRBDS_CTRL __BIT(9) /* IA32_MCU_OPT_CTRL */
495 #define CPUID_SEF_MD_CLEAR __BIT(10) /* VERW clears CPU buffers */
496 #define CPUID_SEF_RTM_ALWAYS_ABORT __BIT(11) /* XBEGIN immediately abort */
497 #define CPUID_SEF_RTM_FORCE_ABORT __BIT(13) /* MSR_TSX_FORCE_ABORT bit 0 */
498 #define CPUID_SEF_SERIALIZE __BIT(14) /* SERIALIZE instruction */
499 #define CPUID_SEF_HYBRID __BIT(15) /* Hybrid part */
500 #define CPUID_SEF_TSXLDTRK __BIT(16) /* TSX suspend load addr tracking */
501 #define CPUID_SEF_PCONFIG __BIT(18) /* Platform CONFIGuration */
502 #define CPUID_SEF_ARCH_LBR __BIT(19) /* Architectural LBR */
503 #define CPUID_SEF_CET_IBT __BIT(20) /* CET Indirect Branch Tracking */
504 #define CPUID_SEF_AMX_BF16 __BIT(22) /* AMX bfloat16 */
505 #define CPUID_SEF_AVX512_FP16 __BIT(23) /* AVX512 FP16 */
506 #define CPUID_SEF_AMX_TILE __BIT(24) /* Tile architecture */
507 #define CPUID_SEF_AMX_INT8 __BIT(25) /* AMX 8bit interger */
508 #define CPUID_SEF_IBRS __BIT(26) /* IBRS / IBPB Speculation Control */
509 #define CPUID_SEF_STIBP __BIT(27) /* STIBP Speculation Control */
510 #define CPUID_SEF_L1D_FLUSH __BIT(28) /* IA32_FLUSH_CMD MSR */
511 #define CPUID_SEF_ARCH_CAP __BIT(29) /* IA32_ARCH_CAPABILITIES */
512 #define CPUID_SEF_CORE_CAP __BIT(30) /* IA32_CORE_CAPABILITIES */
513 #define CPUID_SEF_SSBD __BIT(31) /* Speculative Store Bypass Disable */
514
515 #define CPUID_SEF_FLAGS2 "\20" \
516 "\2SGX_KEYS" "\3AVX512_4VNNIW" "\4AVX512_4FMAPS" \
517 "\5FSRM" "\6UINTR" \
518 "\11VP2INTERSECT" "\12SRBDS_CTRL" "\13MD_CLEAR" "\14RTM_ALWAYS_ABORT" \
519 "\16RTM_FORCE_ABORT" "\17SERIALIZE" "\20HYBRID" \
520 "\21" "TSXLDTRK" "\23" "PCONFIG" "\24" "ARCH_LBR" \
521 "\25CET_IBT" "\27AMX_BF16" "\30AVX512_FP16" \
522 "\31AMX_TILE" "\32AMX_INT8" "\33IBRS" "\34STIBP" \
523 "\35" "L1D_FLUSH" "\36" "ARCH_CAP" "\37CORE_CAP" "\40" "SSBD"
524
525 /* %ecx = 1, %eax */
526 #define CPUID_SEF_AVXVNNI __BIT(4) /* AVX version of VNNI */
527 #define CPUID_SEF_AVX512_BF16 __BIT(5)
528 #define CPUID_SEF_FZLRMS __BIT(10) /* fast zero-length REP MOVSB */
529 #define CPUID_SEF_FSRSB __BIT(11) /* fast short REP STOSB */
530 #define CPUID_SEF_FSRCS __BIT(12) /* fast short REP CMPSB, REP SCASB */
531 #define CPUID_SEF_HRESET __BIT(22) /* HREST & IA32_HRESET_ENABLE MSR */
532 #define CPUID_SEF_LAM __BIT(26) /* Linear Address Masking */
533
534 #define CPUID_SEF1_FLAGS_A "\20" \
535 "\5" "AVXVNNI" "\6" "AVX512_BF16" \
536 "\13" "FZLRMS" "\14" "FSRSB" \
537 "\15" "FSRCS" "\27" "HRESET" \
538 "\31" "LAM"
539
540 /* %ecx = 1, %ebx */
541 #define CPUID_SEF_INTEL_PPIN __BIT(0) /* IA32_PPIN & IA32_PPIN_CTL MSRs */
542
543 #define CPUID_SEF1_FLAGS_B "\20" \
544 "\1" "PPIN"
545
546 /* %ecx = 1, %edx */
547 #define CPUID_SEF_CET_SSS __BIT(18) /* CET Supervisor Shadow Stack */
548
549 #define CPUID_SEF1_FLAGS_D "\20" \
550 "\23CET_SSS"
551
552 /* %ecx = 2, %edx */
553 #define CPUID_SEF_PSFD __BIT(0) /* Fast Forwarding Predictor Dis. */
554 #define CPUID_SEF_IPRED_CTRL __BIT(1) /* IPRED_DIS */
555 #define CPUID_SEF_RRSBA_CTRL __BIT(2) /* RRSBA for CPL3 */
556 #define CPUID_SEF_DDPD_U __BIT(3) /* Data Dependent Prefetcher */
557 #define CPUID_SEF_BHI_CTRL __BIT(4) /* BHI_DIS_S */
558 #define CPUID_SEF_MCDT_NO __BIT(5) /* !MXCSR Config Dependent Timing */
559
560 #define CPUID_SEF2_FLAGS_D "\20" \
561 "\1PSFD" "\2IPRED_CTRL" "\3RRSBA_CTRL" "\4DDPD_U" \
562 "\5BHI_CTRL" "\6MCDT_NO"
563
564 /*
565 * Intel CPUID Architectural Performance Monitoring.
566 * CPUID Fn0000000a
567 *
568 * See also src/usr.sbin/tprof/arch/tprof_x86.c
569 */
570
571 /* %eax */
572 #define CPUID_PERF_VERSION __BITS(7, 0) /* Version ID */
573 #define CPUID_PERF_NGPPC __BITS(15, 8) /* Num of G.P. perf counter */
574 #define CPUID_PERF_NBWGPPC __BITS(23, 16) /* Bit width of G.P. perfcnt */
575 #define CPUID_PERF_BVECLEN __BITS(31, 24) /* Length of EBX bit vector */
576
577 #define CPUID_PERF_FLAGS0 "\177\20" \
578 "f\0\10VERSION\0" "f\10\10GPCounter\0" \
579 "f\20\10GPBitwidth\0" "f\30\10Vectorlen\0"
580
581 /* %ebx */
582 #define CPUID_PERF_CORECYCL __BIT(0) /* No core cycle */
583 #define CPUID_PERF_INSTRETRY __BIT(1) /* No instruction retried */
584 #define CPUID_PERF_REFCYCL __BIT(2) /* No reference cycles */
585 #define CPUID_PERF_LLCREF __BIT(3) /* No LLCache reference */
586 #define CPUID_PERF_LLCMISS __BIT(4) /* No LLCache miss */
587 #define CPUID_PERF_BRINSRETR __BIT(5) /* No branch inst. retried */
588 #define CPUID_PERF_BRMISPRRETR __BIT(6) /* No branch mispredict retry */
589 #define CPUID_PERF_TOPDOWNSLOT __BIT(7) /* No top-down slots */
590
591 #define CPUID_PERF_FLAGS1 "\177\20" \
592 "b\0CORECYCL\0" "b\1INST\0" "b\2REFCYCL\0" "b\3LLCREF\0" \
593 "b\4LLCMISS\0" "b\5BRINST\0" "b\6BRMISPR\0" "b\7TOPDOWNSLOT\0"
594
595 /* %ecx */
596
597 #define CPUID_PERF_FLAGS2 "\177\20" \
598 "b\0INST\0" "b\1CLK_CORETHREAD\0" "b\2CLK_REF_TSC\0" "b\3TOPDOWNSLOT\0"
599
600 /* %edx */
601 #define CPUID_PERF_NFFPC __BITS(4, 0) /* Num of fixed-funct perfcnt */
602 #define CPUID_PERF_NBWFFPC __BITS(12, 5) /* Bit width of fixed-func pc */
603 #define CPUID_PERF_ANYTHREADDEPR __BIT(15) /* Any Thread deprecation */
604
605 #define CPUID_PERF_FLAGS3 "\177\20" \
606 "f\0\5FixedFunc\0" "f\5\10FFBitwidth\0" "b\17ANYTHREADDEPR\0"
607
608 /*
609 * Intel/AMD CPUID Extended Topology Enumeration.
610 * CPUID Fn0000000b
611 * %ecx == level number
612 * %eax: See below.
613 * %ebx: Number of logical processors at this level.
614 * %ecx: See below.
615 * %edx: x2APIC ID of the current logical processor.
616 */
617 /* %eax */
618 #define CPUID_TOP_SHIFTNUM __BITS(4, 0) /* Topology ID shift value */
619 /* %ecx */
620 #define CPUID_TOP_LVLNUM __BITS(7, 0) /* Level number */
621 #define CPUID_TOP_LVLTYPE __BITS(15, 8) /* Level type */
622 #define CPUID_TOP_LVLTYPE_INVAL 0 /* Invalid */
623 #define CPUID_TOP_LVLTYPE_SMT 1 /* SMT */
624 #define CPUID_TOP_LVLTYPE_CORE 2 /* Core */
625
626 /*
627 * Intel/AMD CPUID Processor extended state Enumeration.
628 * CPUID Fn0000000d
629 *
630 * %ecx == 0: supported features info:
631 * %eax: Valid bits of lower 32bits of XCR0
632 * %ebx: Maximum save area size for features enabled in XCR0
633 * %ecx: Maximum save area size for all cpu features
634 * %edx: Valid bits of upper 32bits of XCR0
635 *
636 * %ecx == 1:
637 * %eax: See below
638 * %ebx: Save area size for features enabled by XCR0 | IA32_XSS
639 * %ecx: Valid bits of lower 32bits of IA32_XSS
640 * %edx: Valid bits of upper 32bits of IA32_XSS
641 *
642 * %ecx >= 2: Save area details for XCR0 bit n
643 * %eax: size of save area for this feature
644 * %ebx: offset of save area for this feature
645 * %ecx, %edx: reserved
646 * All of %eax, %ebx, %ecx and %edx are zero for unsupported features.
647 */
648
649 /* %ecx = 1, %eax */
650 #define CPUID_PES1_XSAVEOPT __BIT(0) /* xsaveopt instruction */
651 #define CPUID_PES1_XSAVEC __BIT(1) /* xsavec & compacted XRSTOR */
652 #define CPUID_PES1_XGETBV __BIT(2) /* xgetbv with ECX = 1 */
653 #define CPUID_PES1_XSAVES __BIT(3) /* xsaves/xrstors, IA32_XSS */
654 #define CPUID_PES1_XFD __BIT(4) /* eXtened Feature Disable */
655
656 #define CPUID_PES1_FLAGS "\20" \
657 "\1XSAVEOPT" "\2XSAVEC" "\3XGETBV" "\4XSAVES" \
658 "\5XFD"
659
660 /*
661 * Intel Deterministic Address Translation Parameter.
662 * CPUID Fn0000_0018
663 */
664
665 /* %ecx=0 %eax __BITS(31, 0): the maximum input value of supported sub-leaf */
666
667 /* %ebx */
668 #define CPUID_DATP_PGSIZE __BITS(3, 0) /* page size */
669 #define CPUID_DATP_PGSIZE_4KB __BIT(0) /* 4KB page support */
670 #define CPUID_DATP_PGSIZE_2MB __BIT(1) /* 2MB page support */
671 #define CPUID_DATP_PGSIZE_4MB __BIT(2) /* 4MB page support */
672 #define CPUID_DATP_PGSIZE_1GB __BIT(3) /* 1GB page support */
673 #define CPUID_DATP_PARTITIONING __BITS(10, 8) /* Partitioning */
674 #define CPUID_DATP_WAYS __BITS(31, 16) /* Ways of associativity */
675
676 /* Number of sets: %ecx */
677
678 /* %edx */
679 #define CPUID_DATP_TCTYPE __BITS(4, 0) /* Translation Cache type */
680 #define CPUID_DATP_TCTYPE_N 0 /* NULL (not valid) */
681 #define CPUID_DATP_TCTYPE_D 1 /* Data TLB */
682 #define CPUID_DATP_TCTYPE_I 2 /* Instruction TLB */
683 #define CPUID_DATP_TCTYPE_U 3 /* Unified TLB */
684 #define CPUID_DATP_TCTYPE_L 4 /* Load only TLB */
685 #define CPUID_DATP_TCTYPE_S 5 /* Store only TLB */
686 #define CPUID_DATP_TCLEVEL __BITS(7, 5) /* TLB level (start at 1) */
687 #define CPUID_DATP_FULLASSOC __BIT(8) /* Full associative */
688 #define CPUID_DATP_SHARING __BITS(25, 14) /* sharing */
689
690 /*
691 * Intel Native Model ID Information Enumeration.
692 * CPUID Fn0000_001a
693 */
694 /* %eax */
695 #define CPUID_HYBRID_NATIVEID __BITS(23, 0) /* Native model ID */
696 #define CPUID_HYBRID_CORETYPE __BITS(31, 24) /* Core type */
697 #define CPUID_HYBRID_CORETYPE_ATOM 0x20 /* Atom */
698 #define CPUID_HYBRID_CORETYPE_CORE 0x40 /* Core */
699
700 /*
701 * Intel Tile Information
702 * CPUID Fn0000_001d
703 * %ecx == 0: Main leaf
704 * %eax: max_palette
705 * %ecx == 1: Tile Palette1 Sub-leaf
706 * Tile palette 1
707 */
708
709 /* %ecx */
710 #define CPUID_TILE_P1_TOTAL_B __BITS(15, 0)
711 #define CPUID_TILE_P1_B_PERTILE __BITS(31, 16)
712 #define CPUID_TILE_P1_B_PERLOW __BITS(15, 0)
713 #define CPUID_TILE_P1_MAXNAMES __BITS(31, 16)
714 #define CPUID_TILE_P1_MAXROWS __BITS(15, 0)
715
716 /*
717 * Intel TMUL Information
718 * CPUID Fn0000_001e
719 */
720
721 /* %ebx */
722 #define CPUID_TMUL_MAXK __BITS(7, 0) /* Rows or columns */
723 #define CPUID_TMUL_MAXN __BITS(23, 8) /* Column bytes */
724
725 /*
726 * Intel extended features.
727 * CPUID Fn80000001
728 */
729 /* %edx */
730 #define CPUID_SYSCALL __BIT(11) /* SYSCALL/SYSRET */
731 #define CPUID_XD __BIT(20) /* Execute Disable (like CPUID_NOX) */
732 #define CPUID_PAGE1GB __BIT(26) /* 1GB Large Page Support */
733 #define CPUID_RDTSCP __BIT(27) /* Read TSC Pair Instruction */
734 #define CPUID_EM64T __BIT(29) /* Intel EM64T */
735
736 #define CPUID_INTEL_EXT_FLAGS "\20" \
737 "\14" "SYSCALL/SYSRET" "\25" "XD" "\33" "P1GB" \
738 "\34" "RDTSCP" "\36" "EM64T"
739
740 /* %ecx */
741 #define CPUID_LAHF __BIT(0) /* LAHF/SAHF in IA-32e mode, 64bit sub*/
742 /* __BIT(5) */ /* LZCNT. Same as AMD's CPUID_ABM */
743 #define CPUID_PREFETCHW __BIT(8) /* PREFETCHW */
744
745 #define CPUID_INTEL_FLAGS4 "\20" \
746 "\1" "LAHF" "\02" "B01" "\03" "B02" \
747 "\06" "LZCNT" \
748 "\11" "PREFETCHW"
749
750
751 /*
752 * AMD/VIA extended features.
753 * CPUID Fn80000001
754 */
755 /* %edx */
756 /* CPUID_SYSCALL SYSCALL/SYSRET */
757 #define CPUID_MPC 0x00080000 /* Multiprocessing Capable */
758 #define CPUID_NOX 0x00100000 /* No Execute Page Protection */
759 #define CPUID_MMXX 0x00400000 /* AMD MMX Extensions */
760 /* CPUID_MMX MMX supported */
761 /* CPUID_FXSR fast FP/MMX save/restore */
762 #define CPUID_FFXSR 0x02000000 /* FXSAVE/FXSTOR Extensions */
763 /* CPUID_PAGE1GB 1GB Large Page Support */
764 /* CPUID_RDTSCP Read TSC Pair Instruction */
765 /* CPUID_EM64T Long mode */
766 #define CPUID_3DNOW2 0x40000000 /* 3DNow! Instruction Extension */
767 #define CPUID_3DNOW 0x80000000 /* 3DNow! Instructions */
768
769 #define CPUID_EXT_FLAGS "\20" \
770 "\14" "SYSCALL/SYSRET" \
771 "\24" "MPC" \
772 "\25" "NOX" "\27" "MMXX" "\30" "MMX" \
773 "\31" "FXSR" "\32" "FFXSR" "\33" "P1GB" "\34" "RDTSCP" \
774 "\36" "LONG" "\37" "3DNOW2" "\40" "3DNOW"
775
776 /* %ecx (AMD) */
777 /* CPUID_LAHF LAHF/SAHF instruction */
778 #define CPUID_CMPLEGACY __BIT(1) /* Compare Legacy */
779 #define CPUID_SVM __BIT(2) /* Secure Virtual Machine */
780 #define CPUID_EAPIC __BIT(3) /* Extended APIC space */
781 #define CPUID_ALTMOVCR0 __BIT(4) /* Lock Mov Cr0 */
782 #define CPUID_ABM __BIT(5) /* LZCNT instruction */
783 #define CPUID_SSE4A __BIT(6) /* SSE4A instruction set */
784 #define CPUID_MISALIGNSSE __BIT(7) /* Misaligned SSE */
785 #define CPUID_3DNOWPF __BIT(8) /* 3DNow Prefetch */
786 #define CPUID_OSVW __BIT(9) /* OS visible workarounds */
787 #define CPUID_IBS __BIT(10) /* Instruction Based Sampling */
788 #define CPUID_XOP __BIT(11) /* XOP instruction set */
789 #define CPUID_SKINIT __BIT(12) /* SKINIT */
790 #define CPUID_WDT __BIT(13) /* watchdog timer support */
791 #define CPUID_LWP __BIT(15) /* Light Weight Profiling */
792 #define CPUID_FMA4 __BIT(16) /* FMA4 instructions */
793 #define CPUID_TCE __BIT(17) /* Translation cache Extension */
794 #define CPUID_NODEID __BIT(19) /* NodeID MSR available */
795 #define CPUID_TBM __BIT(21) /* TBM instructions */
796 #define CPUID_TOPOEXT __BIT(22) /* cpuid Topology Extension */
797 #define CPUID_PCEC __BIT(23) /* Perf Ctr Ext Core */
798 #define CPUID_PCENB __BIT(24) /* Perf Ctr Ext NB */
799 #define CPUID_SPM __BIT(25) /* Stream Perf Mon */
800 #define CPUID_DBE __BIT(26) /* Data Breakpoint Extension */
801 #define CPUID_PTSC __BIT(27) /* PerfTsc */
802 #define CPUID_L2IPERFC __BIT(28) /* L2I performance counter Extension */
803 #define CPUID_MWAITX __BIT(29) /* MWAITX/MONITORX support */
804 #define CPUID_ADDRMASKEXT __BIT(30) /* Breakpoint Addressing Mask ext. */
805
806 #define CPUID_AMD_FLAGS4 "\20" \
807 "\1" "LAHF" "\2" "CMPLEGACY" "\3" "SVM" "\4" "EAPIC" \
808 "\5" "ALTMOVCR0" "\6" "LZCNT" "\7" "SSE4A" "\10" "MISALIGNSSE" \
809 "\11" "3DNOWPREFETCH" \
810 "\12" "OSVW" "\13" "IBS" "\14" "XOP" \
811 "\15" "SKINIT" "\16" "WDT" "\17" "B14" "\20" "LWP" \
812 "\21" "FMA4" "\22" "TCE" "\23" "B18" "\24" "NodeID" \
813 "\25" "B20" "\26" "TBM" "\27" "TopoExt" "\30" "PCExtC" \
814 "\31" "PCExtNB" "\32" "StrmPM" "\33" "DBExt" "\34" "PerfTsc" \
815 "\35" "L2IPERFC" "\36" "MWAITX" "\37" "AddrMaskExt" "\40" "B31"
816
817 /*
818 * Advanced Power Management and RAS.
819 * CPUID Fn8000_0007
820 *
821 * Only ITSC is for both Intel and AMD. Others are only for AMD.
822 *
823 * %ebx: RAS capabilities. See below.
824 * %ecx: Processor Power Monitoring Interface.
825 * %edx: See below.
826 *
827 */
828 /* %ebx */
829 #define CPUID_RAS_OVFL_RECOV __BIT(0) /* MCA Overflow Recovery */
830 #define CPUID_RAS_SUCCOR __BIT(1) /* Sw UnCorr. err. COntainment & Recovery */
831 #define CPUID_RAS_MCAX __BIT(3) /* MCA Extension */
832
833 #define CPUID_RAS_FLAGS "\20" \
834 "\1OVFL_RECOV" "\2SUCCOR" "\4" "MCAX"
835
836 /* %edx */
837 #define CPUID_APM_TS __BIT(0) /* Temperature Sensor */
838 #define CPUID_APM_FID __BIT(1) /* Frequency ID control */
839 #define CPUID_APM_VID __BIT(2) /* Voltage ID control */
840 #define CPUID_APM_TTP __BIT(3) /* THERMTRIP (PCI F3xE4 register) */
841 #define CPUID_APM_HTC __BIT(4) /* Hardware thermal control (HTC) */
842 #define CPUID_APM_STC __BIT(5) /* Software thermal control (STC) */
843 #define CPUID_APM_100 __BIT(6) /* 100MHz multiplier control */
844 #define CPUID_APM_HWP __BIT(7) /* HW P-State control */
845 #define CPUID_APM_ITSC __BIT(8) /* Invariant TSC */
846 #define CPUID_APM_CPB __BIT(9) /* Core Performance Boost */
847 #define CPUID_APM_EFF __BIT(10) /* Effective Frequency (read-only) */
848 #define CPUID_APM_PROCFI __BIT(11) /* Processor Feedback Interface */
849 #define CPUID_APM_PROCPR __BIT(12) /* Processor Power Reporting */
850 #define CPUID_APM_CONNSTBY __BIT(13) /* Connected Standby */
851 #define CPUID_APM_RAPL __BIT(14) /* Running Average Power Limit */
852
853 #define CPUID_APM_FLAGS "\20" \
854 "\1" "TS" "\2" "FID" "\3" "VID" "\4" "TTP" \
855 "\5" "HTC" "\6" "STC" "\7" "100" "\10" "HWP" \
856 "\11" "ITSC" "\12" "CPB" "\13" "EffFreq" "\14" "PROCFI" \
857 "\15" "PROCPR" "\16" "CONNSTBY" "\17" "RAPL"
858
859 /*
860 * AMD Processor Capacity Parameters and Extended Features.
861 * CPUID Fn8000_0008
862 * %eax: Long Mode Size Identifiers
863 * %ebx: Extended Feature Identifiers
864 * %ecx: Size Identifiers
865 * %edx: RDPRU Register Identifier Range
866 */
867
868 /* %ebx */
869 #define CPUID_CAPEX_CLZERO __BIT(0) /* CLZERO instruction */
870 #define CPUID_CAPEX_IRPERF __BIT(1) /* InstRetCntMsr */
871 #define CPUID_CAPEX_XSAVEERPTR __BIT(2) /* RstrFpErrPtrs by XRSTOR */
872 #define CPUID_CAPEX_INVLPGB __BIT(3) /* INVLPGB instruction */
873 #define CPUID_CAPEX_RDPRU __BIT(4) /* RDPRU instruction */
874 #define CPUID_CAPEX_MBE __BIT(6) /* Memory Bandwidth Enforcement */
875 #define CPUID_CAPEX_MCOMMIT __BIT(8) /* MCOMMIT instruction */
876 #define CPUID_CAPEX_WBNOINVD __BIT(9) /* WBNOINVD instruction */
877 #define CPUID_CAPEX_IBPB __BIT(12) /* Speculation Control IBPB */
878 #define CPUID_CAPEX_INT_WBINVD __BIT(13) /* Interruptable WB[NO]INVD */
879 #define CPUID_CAPEX_IBRS __BIT(14) /* Speculation Control IBRS */
880 #define CPUID_CAPEX_STIBP __BIT(15) /* Speculation Control STIBP */
881 #define CPUID_CAPEX_IBRS_ALWAYSON __BIT(16) /* IBRS always on mode */
882 #define CPUID_CAPEX_STIBP_ALWAYSON __BIT(17) /* STIBP always on mode */
883 #define CPUID_CAPEX_PREFER_IBRS __BIT(18) /* IBRS preferred */
884 #define CPUID_CAPEX_IBRS_SAMEMODE __BIT(19) /* IBRS same speculation limits */
885 #define CPUID_CAPEX_EFER_LSMSLE_UN __BIT(20) /* EFER.LMSLE is unsupported */
886 #define CPUID_CAPEX_AMD_PPIN __BIT(23) /* Protected Processor Inventory Number */
887 #define CPUID_CAPEX_SSBD __BIT(24) /* Speculation Control SSBD */
888 #define CPUID_CAPEX_VIRT_SSBD __BIT(25) /* Virt Spec Control SSBD */
889 #define CPUID_CAPEX_SSB_NO __BIT(26) /* SSBD not required */
890 #define CPUID_CAPEX_CPPC __BIT(27) /* Collaborative Processor Perf. Control */
891 #define CPUID_CAPEX_PSFD __BIT(28) /* Predictive Store Forward Dis */
892 #define CPUID_CAPEX_BTC_NO __BIT(29) /* Branch Type Confusion NO */
893 #define CPUID_CAPEX_IBPB_RET __BIT(30) /* Clear RET address predictor */
894
895 #define CPUID_CAPEX_FLAGS "\20" \
896 "\1CLZERO" "\2IRPERF" "\3XSAVEERPTR" "\4INVLPGB" \
897 "\5RDPRU" "\7MBE" \
898 "\11MCOMMIT" "\12WBNOINVD" "\13B10" \
899 "\15IBPB" "\16INT_WBINVD" "\17IBRS" "\20STIBP" \
900 "\21IBRS_ALWAYSON" "\22STIBP_ALWAYSON" "\23PREFER_IBRS" \
901 "\24IBRS_SAMEMODE" \
902 "\25EFER_LSMSLE_UN" "\30PPIN" \
903 "\31SSBD" "\32VIRT_SSBD" "\33SSB_NO" "\34CPPC" \
904 "\35PSFD" "\36BTC_NO" "\37IBPB_RET"
905
906 /* %ecx */
907 #define CPUID_CAPEX_PerfTscSize __BITS(17,16) /* Perf. tstamp counter size */
908 #define CPUID_CAPEX_ApicIdSize __BITS(15,12) /* APIC ID Size */
909 #define CPUID_CAPEX_NC __BITS(7,0) /* Number of threads - 1 */
910
911 /*
912 * AMD SVM Revision and Feature.
913 * CPUID Fn8000_000a
914 */
915
916 /* %eax: SVM revision */
917 #define CPUID_AMD_SVM_REV __BITS(7,0)
918
919 /* %edx: SVM features */
920 #define CPUID_AMD_SVM_NP __BIT(0) /* Nested Paging */
921 #define CPUID_AMD_SVM_LbrVirt __BIT(1) /* LBR virtualization */
922 #define CPUID_AMD_SVM_SVML __BIT(2) /* SVM Lock */
923 #define CPUID_AMD_SVM_NRIPS __BIT(3) /* NRIP Save on #VMEXIT */
924 #define CPUID_AMD_SVM_TSCRateCtrl __BIT(4) /* MSR-based TSC rate ctrl */
925 #define CPUID_AMD_SVM_VMCBCleanBits __BIT(5) /* VMCB Clean Bits support */
926 #define CPUID_AMD_SVM_FlushByASID __BIT(6) /* Flush by ASID */
927 #define CPUID_AMD_SVM_DecodeAssist __BIT(7) /* Decode Assists support */
928 #define CPUID_AMD_SVM_PauseFilter __BIT(10) /* PAUSE intercept filter */
929 #define CPUID_AMD_SVM_PFThreshold __BIT(12) /* PAUSE filter threshold */
930 #define CPUID_AMD_SVM_AVIC __BIT(13) /* Advanced Virt. Intr. Ctrl */
931 #define CPUID_AMD_SVM_V_VMSAVE_VMLOAD __BIT(15) /* Virtual VM{SAVE/LOAD} */
932 #define CPUID_AMD_SVM_vGIF __BIT(16) /* Virtualized GIF */
933 #define CPUID_AMD_SVM_GMET __BIT(17) /* Guest Mode Execution Trap */
934 #define CPUID_AMD_SVM_X2AVIC __BIT(18) /* Virt. Intr. Ctrl 4 x2APIC */
935 #define CPUID_AMD_SVM_SSSCHECK __BIT(19) /* Shadow Stack restrictions */
936 #define CPUID_AMD_SVM_SPEC_CTRL __BIT(20) /* SPEC_CTRL virtualization */
937 #define CPUID_AMD_SVM_ROGPT __BIT(21) /* Read-Only Guest PTable */
938 #define CPUID_AMD_SVM_HOST_MCE_OVERRIDE __BIT(23) /* #MC intercept */
939 #define CPUID_AMD_SVM_TLBICTL __BIT(24) /* TLB Intercept Control */
940 #define CPUID_AMD_SVM_VNMI __BIT(25) /* NMI Virtualization */
941 #define CPUID_AMD_SVM_IBSVIRT __BIT(26) /* IBS Virtualization */
942 #define CPUID_AMD_SVM_XLVTOFFFLTCHG __BIT(27) /* Ext LVToffset FLT changed */
943 #define CPUID_AMD_SVM_VMCBADRCHKCHG __BIT(28) /* VMCB addr check changed */
944 #define CPUID_AMD_SVM_BUSLOCKTHRESH __BIT(29) /* Bus Lock Threshold */
945
946
947 #define CPUID_AMD_SVM_FLAGS "\20" \
948 "\1" "NP" "\2" "LbrVirt" "\3" "SVML" "\4" "NRIPS" \
949 "\5" "TSCRate" "\6" "VMCBCleanBits" \
950 "\7" "FlushByASID" "\10" "DecodeAssist" \
951 "\11" "B08" "\12" "B09" "\13" "PauseFilter" "\14" "B11" \
952 "\15" "PFThreshold" "\16" "AVIC" "\17" "B14" \
953 "\20" "V_VMSAVE_VMLOAD" \
954 "\21" "VGIF" "\22" "GMET" "\23x2AVIC" "\24SSSCHECK" \
955 "\25" "SPEC_CTRL" "\26" "ROGPT" "\30HOST_MCE_OVERRIDE" \
956 "\31" "TLBICTL" "\32VNMI" "\33IBSVIRT" "\34ExtLvtOffsetFaultChg" \
957 "\35VmcbAddrChkChg" "\36BusLockThreshold"
958
959 /*
960 * AMD Instruction-Based Sampling Capabilities.
961 * CPUID Fn8000_001b
962 */
963 /* %eax */
964 #define CPUID_IBS_FFV __BIT(0) /* Feature Flags Valid */
965 #define CPUID_IBS_FETCHSUM __BIT(1) /* Fetch Sampling */
966 #define CPUID_IBS_OPSAM __BIT(2) /* execution SAMpling */
967 #define CPUID_IBS_RDWROPCNT __BIT(3) /* Read Write of Op Counter */
968 #define CPUID_IBS_OPCNT __BIT(4) /* OP CouNTing mode */
969 #define CPUID_IBS_BRNTRGT __BIT(5) /* Branch Target */
970 #define CPUID_IBS_OPCNTEXT __BIT(6) /* OpCurCnt and OpMaxCnt extended */
971 #define CPUID_IBS_RIPINVALIDCHK __BIT(7) /* Invalid RIP indication */
972 #define CPUID_IBS_OPBRNFUSE __BIT(8) /* Fused branch micro-op indicate */
973 #define CPUID_IBS_FETCHCTLEXTD __BIT(9) /* IC_IBS_EXTD_CTL MSR */
974 #define CPUID_IBS_OPDATA4 __BIT(10) /* IBS op data 4 MSR */
975 #define CPUID_IBS_L3MISSFILT __BIT(11) /* L3 Miss Filtering */
976
977 #define CPUID_IBS_FLAGS "\20" \
978 "\1IBSFFV" "\2FetchSam" "\3OpSam" "\4RdWrOpCnt" \
979 "\5OpCnt" "\6BrnTrgt" "\7OpCntExt" "\10RipInvalidChk" \
980 "\11OpBrnFuse" "\12IbsFetchCtlExtd" "\13IbsOpData4" \
981 "\14IbsL3MissFiltering"
982
983 /*
984 * AMD Cache Topology Information.
985 * CPUID Fn8000_001d
986 * It's almost the same as Intel Deterministic Cache Parameter Leaf(0x04)
987 * except the following:
988 * No Cores/package (%eax bit 31..26)
989 * No Complex cache indexing (%edx bit 2)
990 */
991
992 /*
993 * AMD Processor Topology Information.
994 * CPUID Fn8000_001e
995 * %eax: Extended APIC ID.
996 * %ebx: Core Identifiers.
997 * %ecx: Node Identifiers.
998 */
999
1000 /* %ebx */
1001 #define CPUID_AMD_PROCT_COREID __BITS(7,0) /* Core ID */
1002 #define CPUID_AMD_PROCT_THREADS_PER_CORE __BITS(15,8) /* Threads/Core - 1 */
1003
1004 /* %ecx */
1005 #define CPUID_AMD_PROCT_NODEID __BITS(7,0) /* Node ID */
1006 #define CPUID_AMD_PROCT_NODE_PER_PROCESSOR __BITS(10,8) /* Node/Processor -1 */
1007
1008 /*
1009 * AMD Encrypted Memory Capabilities.
1010 * CPUID Fn8000_001f
1011 * %eax: flags
1012 * %ebx: 5-0: Cbit Position
1013 * 11-6: PhysAddrReduction
1014 * 15-12: NumVMPL
1015 * %ecx: 31-0: NumEncryptedGuests
1016 * %edx: 31-0: MinSevNoEsAsid
1017 */
1018 #define CPUID_AMD_ENCMEM_SME __BIT(0) /* Secure Memory Encryption */
1019 #define CPUID_AMD_ENCMEM_SEV __BIT(1) /* Secure Encrypted Virtualiz. */
1020 #define CPUID_AMD_ENCMEM_PGFLMSR __BIT(2) /* Page Flush MSR */
1021 #define CPUID_AMD_ENCMEM_SEVES __BIT(3) /* SEV Encrypted State */
1022 #define CPUID_AMD_ENCMEM_SEV_SNP __BIT(4) /* Secure Nested Paging */
1023 #define CPUID_AMD_ENCMEM_VMPL __BIT(5) /* Virtual Machine Privilege Lvl */
1024 #define CPUID_AMD_ENCMEM_RMPQUERY __BIT(6) /* RMPQUERY instruction */
1025 #define CPUID_AMD_ENCMEM_VMPLSSS __BIT(7) /* VMPL Secure Shadow Stack */
1026 #define CPUID_AMD_ENCMEM_SECTSC __BIT(8) /* Secure TSC */
1027 #define CPUID_AMD_ENCMEM_TSCAUX_V __BIT(9) /* TSC AUX Virtualization */
1028 #define CPUID_AMD_ENCMEM_HECC __BIT(10) /* HW Enf Cache Coh across enc dom */
1029 #define CPUID_AMD_ENCMEM_64BH __BIT(11) /* 64Bit Host */
1030 #define CPUID_AMD_ENCMEM_RSTRINJ __BIT(12) /* Restricted Injection */
1031 #define CPUID_AMD_ENCMEM_ALTINJ __BIT(13) /* Alternate Injection */
1032 #define CPUID_AMD_ENCMEM_DBGSWAP __BIT(14) /* Debug Swap */
1033 #define CPUID_AMD_ENCMEM_PREVHOSTIBS __BIT(15) /* Prevent Host IBS */
1034 #define CPUID_AMD_ENCMEM_VTE __BIT(16) /* Virtual Transparent Encryption */
1035
1036 #define CPUID_AMD_ENCMEM_VMGEXITP __BIT(17) /* VMGEXIT Parameter */
1037 #define CPUID_AMD_ENCMEM_VIRTTOM __BIT(18) /* Virtual TOM MSR */
1038 #define CPUID_AMD_ENCMEM_IBSVGUEST __BIT(19) /* IBS Virt. for SEV-ES guest */
1039 #define CPUID_AMD_ENCMEM_VMSA_REGPROT __BIT(24) /* VmsaRegProt */
1040 #define CPUID_AMD_ENCMEM_SMTPROTECT __BIT(25) /* SMT Protection */
1041 #define CPUID_AMD_ENCMEM_SVSM_COMMPAGE __BIT(28) /* SVSM Communication Page */
1042 #define CPUID_AMD_ENCMEM_NESTED_VSMP __BIT(29) /* VIRT_{RMPUPDATE,PSMASH} */
1043
1044 #define CPUID_AMD_ENCMEM_FLAGS "\20" \
1045 "\1" "SME" "\2" "SEV" "\3" "PageFlushMsr" "\4" "SEV-ES" \
1046 "\5" "SEV-SNP" "\6" "VMPL" "\7RMPQUERY" "\10VmplSSS" \
1047 "\11SecureTSC" "\12TscAuxVirt" "\13HwEnfCacheCoh" "\14" "64BitHost" \
1048 "\15" "RSTRINJ" "\16" "ALTINJ" "\17" "DebugSwap" "\20PreventHostIbs" \
1049 "\21VTE" "\22VmgexitParam" "\23VirtualTomMsr" "\24IbsVirtGuest" \
1050 "\31VmsaRegProt" "\32SmtProtection" \
1051 "\35SvsmCommPageMSR" "\36NestedVirtSnpMsr"
1052
1053 /*
1054 * AMD Extended Features 2.
1055 * CPUID Fn8000_0021
1056 */
1057
1058 /* %eax */
1059 #define CPUID_AMDEXT2_NONESTEDDBP __BIT(0) /* No nested data breakpoints */
1060 #define CPUID_AMDEXT2_FGKBNOSERIAL __BIT(1) /* {FS,GS,K}BASE WRMSR !serializ */
1061 #define CPUID_AMDEXT2_LFENCESERIAL __BIT(2) /* LFENCE always serializing */
1062 #define CPUID_AMDEXT2_SMMPGCFGLCK __BIT(3) /* SMM Paging configuration lock */
1063 #define CPUID_AMDEXT2_NULLSELCLRB __BIT(6) /* Null segment selector clr base */
1064 #define CPUID_AMDEXT2_UPADDRIGN __BIT(7) /* Upper Address Ignore */
1065 #define CPUID_AMDEXT2_AUTOIBRS __BIT(8) /* Automatic IBRS */
1066 #define CPUID_AMDEXT2_NOSMMCTL __BIT(9) /* SMM_CTL MSR is not supported */
1067 #define CPUID_AMDEXT2_FSRS __BIT(10) /* Fast Short Rep Stosb */
1068 #define CPUID_AMDEXT2_FSRC __BIT(11) /* Fast Short Rep Cmpsb */
1069 #define CPUID_AMDEXT2_PREFETCHCTL __BIT(13) /* Prefetch control MSR */
1070 #define CPUID_AMDEXT2_CPUIDUSRDIS __BIT(17) /* CPUID dis. for non-priv. soft */
1071 #define CPUID_AMDEXT2_EPSF __BIT(18) /* Enhanced Predictive Store Fwd */
1072
1073 #define CPUID_AMDEXT2_FLAGS "\20" \
1074 "\1NoNestedDataBp" "\2FsGsKernelGsBaseNonSerializing" \
1075 "\3LfenceAlwaysSerialize" "\4SmmPgCfgLock" \
1076 "\7NullSelectClearsBase" "\10UpperAddressIgnore" \
1077 "\11AutomaticIBRS" "\12NoSmmCtlMSR" "\13FSRS" "\14FSRC" \
1078 "\16PrefetchCtlMSR" \
1079 "\22CpuidUserDis" "\23EPSF"
1080
1081 /*
1082 * AMD Extended Performance Monitoring and Debug
1083 * CPUID Fn8000_0022
1084 */
1085
1086 /* %eax */
1087 #define CPUID_AXPERF_PERFMONV2 __BIT(0) /* Version 2 */
1088 #define CPUID_AXPERF_LBRSTACK __BIT(1) /* Last Branch Record Stack */
1089 #define CPUID_AXPERF_LBRPMCFREEZE __BIT(2) /* Freezing LBR and PMC */
1090
1091 #define CPUID_AXPERF_FLAGS "\20" \
1092 "\1PerfMonV2" "\2LbrStack" "\3LbrAndPmcFreeze"
1093
1094 /* %ebx */
1095 #define CPUID_AXPERF_NCPC __BITS(3, 0) /* Num of Core PMC counters */
1096 #define CPUID_AXPERF_NLBRSTACK __BITS(9, 4) /* Num of LBR Stack entries */
1097 #define CPUID_AXPERF_NNBPC __BITS(15, 10) /* Num of NorthBridge PMCs */
1098 #define CPUID_AXPERF_NUMCPC __BITS(21, 16) /* Num of UMC PMCs */
1099
1100 /*
1101 * Centaur Extended Feature flags.
1102 * CPUID FnC000_0001
1103 */
1104 #define CPUID_VIA_HAS_RNG __BIT(2) /* Random number generator */
1105 #define CPUID_VIA_DO_RNG __BIT(3)
1106 #define CPUID_VIA_HAS_ACE __BIT(6) /* AES Encryption */
1107 #define CPUID_VIA_DO_ACE __BIT(7)
1108 #define CPUID_VIA_HAS_ACE2 __BIT(8) /* AES+CTR instructions */
1109 #define CPUID_VIA_DO_ACE2 __BIT(9)
1110 #define CPUID_VIA_HAS_PHE __BIT(10) /* SHA1+SHA256 HMAC */
1111 #define CPUID_VIA_DO_PHE __BIT(11)
1112 #define CPUID_VIA_HAS_PMM __BIT(12) /* RSA Instructions */
1113 #define CPUID_VIA_DO_PMM __BIT(13)
1114
1115 #define CPUID_FLAGS_PADLOCK "\20" \
1116 "\3" "RNG" "\7" "AES" "\11" "AES/CTR" "\13" "SHA1/SHA256" \
1117 "\15" "RSA"
1118
1119 /*
1120 * Model-Specific Registers
1121 */
1122 #define MSR_TSC 0x010
1123 #define MSR_IA32_PLATFORM_ID 0x017
1124 #define MSR_APICBASE 0x01b
1125 #define APICBASE_BSP 0x00000100 /* boot processor */
1126 #define APICBASE_EXTD 0x00000400 /* x2APIC mode */
1127 #define APICBASE_EN 0x00000800 /* software enable */
1128 /*
1129 * APICBASE_PHYSADDR is actually variable-sized on some CPUs. But we're
1130 * only interested in the initial value, which is guaranteed to fit the
1131 * first 32 bits. So this macro is fine.
1132 */
1133 #define APICBASE_PHYSADDR 0xfffff000 /* physical address */
1134 #define MSR_EBL_CR_POWERON 0x02a
1135 #define MSR_EBC_FREQUENCY_ID 0x02c /* PIV only */
1136 #define MSR_IA32_SPEC_CTRL 0x048
1137 #define IA32_SPEC_CTRL_IBRS 0x01
1138 #define IA32_SPEC_CTRL_STIBP 0x02
1139 #define IA32_SPEC_CTRL_SSBD 0x04
1140 #define MSR_IA32_PRED_CMD 0x049
1141 #define IA32_PRED_CMD_IBPB 0x01
1142 #define MSR_BIOS_UPDT_TRIG 0x079
1143 #define MSR_BIOS_SIGN 0x08b
1144 #define MSR_PERFCTR0 0x0c1
1145 #define MSR_PERFCTR1 0x0c2
1146 #define MSR_FSB_FREQ 0x0cd /* Core Duo/Solo only */
1147 #define MSR_MPERF 0x0e7
1148 #define MSR_APERF 0x0e8
1149 #define MSR_IA32_EXT_CONFIG 0x0ee /* Undocumented. Core Solo/Duo only */
1150 #define MSR_MTRRcap 0x0fe
1151 #define MSR_IA32_ARCH_CAPABILITIES 0x10a
1152 #define IA32_ARCH_RDCL_NO 0x01
1153 #define IA32_ARCH_IBRS_ALL 0x02
1154 #define IA32_ARCH_RSBA 0x04
1155 #define IA32_ARCH_SKIP_L1DFL_VMENTRY 0x08
1156 #define IA32_ARCH_SSB_NO 0x10
1157 #define IA32_ARCH_MDS_NO 0x20
1158 #define IA32_ARCH_IF_PSCHANGE_MC_NO 0x40
1159 #define IA32_ARCH_TSX_CTRL 0x80
1160 #define IA32_ARCH_TAA_NO 0x100
1161 #define MSR_IA32_FLUSH_CMD 0x10b
1162 #define IA32_FLUSH_CMD_L1D_FLUSH 0x01
1163 #define MSR_TSX_FORCE_ABORT 0x10f
1164 #define MSR_IA32_TSX_CTRL 0x122
1165 #define IA32_TSX_CTRL_RTM_DISABLE __BIT(0)
1166 #define IA32_TSX_CTRL_TSX_CPUID_CLEAR __BIT(1)
1167 #define MSR_SYSENTER_CS 0x174 /* PII+ only */
1168 #define MSR_SYSENTER_ESP 0x175 /* PII+ only */
1169 #define MSR_SYSENTER_EIP 0x176 /* PII+ only */
1170 #define MSR_MCG_CAP 0x179
1171 #define MSR_MCG_STATUS 0x17a
1172 #define MSR_MCG_CTL 0x17b
1173 #define MSR_EVNTSEL0 0x186
1174 #define MSR_EVNTSEL1 0x187
1175 #define MSR_PERF_STATUS 0x198 /* Pentium M */
1176 #define MSR_PERF_CTL 0x199 /* Pentium M */
1177 #define MSR_THERM_CONTROL 0x19a
1178 #define MSR_THERM_INTERRUPT 0x19b
1179 #define MSR_THERM_STATUS 0x19c
1180 #define MSR_THERM2_CTL 0x19d /* Pentium M */
1181 #define MSR_MISC_ENABLE 0x1a0
1182 #define IA32_MISC_FAST_STR_EN __BIT(0)
1183 #define IA32_MISC_ATCC_EN __BIT(3)
1184 #define IA32_MISC_PERFMON_EN __BIT(7)
1185 #define IA32_MISC_BTS_UNAVAIL __BIT(11)
1186 #define IA32_MISC_PEBS_UNAVAIL __BIT(12)
1187 #define IA32_MISC_EISST_EN __BIT(16)
1188 #define IA32_MISC_MWAIT_EN __BIT(18)
1189 #define IA32_MISC_LIMIT_CPUID __BIT(22)
1190 #define IA32_MISC_XTPR_DIS __BIT(23)
1191 #define IA32_MISC_XD_DIS __BIT(34)
1192 #define MSR_TEMPERATURE_TARGET 0x1a2
1193 #define MSR_DEBUGCTLMSR 0x1d9
1194 #define MSR_LASTBRANCHFROMIP 0x1db
1195 #define MSR_LASTBRANCHTOIP 0x1dc
1196 #define MSR_LASTINTFROMIP 0x1dd
1197 #define MSR_LASTINTTOIP 0x1de
1198 #define MSR_ROB_CR_BKUPTMPDR6 0x1e0
1199 #define MSR_MTRRphysBase0 0x200
1200 #define MSR_MTRRphysMask0 0x201
1201 #define MSR_MTRRphysBase1 0x202
1202 #define MSR_MTRRphysMask1 0x203
1203 #define MSR_MTRRphysBase2 0x204
1204 #define MSR_MTRRphysMask2 0x205
1205 #define MSR_MTRRphysBase3 0x206
1206 #define MSR_MTRRphysMask3 0x207
1207 #define MSR_MTRRphysBase4 0x208
1208 #define MSR_MTRRphysMask4 0x209
1209 #define MSR_MTRRphysBase5 0x20a
1210 #define MSR_MTRRphysMask5 0x20b
1211 #define MSR_MTRRphysBase6 0x20c
1212 #define MSR_MTRRphysMask6 0x20d
1213 #define MSR_MTRRphysBase7 0x20e
1214 #define MSR_MTRRphysMask7 0x20f
1215 #define MSR_MTRRphysBase8 0x210
1216 #define MSR_MTRRphysMask8 0x211
1217 #define MSR_MTRRphysBase9 0x212
1218 #define MSR_MTRRphysMask9 0x213
1219 #define MSR_MTRRphysBase10 0x214
1220 #define MSR_MTRRphysMask10 0x215
1221 #define MSR_MTRRphysBase11 0x216
1222 #define MSR_MTRRphysMask11 0x217
1223 #define MSR_MTRRphysBase12 0x218
1224 #define MSR_MTRRphysMask12 0x219
1225 #define MSR_MTRRphysBase13 0x21a
1226 #define MSR_MTRRphysMask13 0x21b
1227 #define MSR_MTRRphysBase14 0x21c
1228 #define MSR_MTRRphysMask14 0x21d
1229 #define MSR_MTRRphysBase15 0x21e
1230 #define MSR_MTRRphysMask15 0x21f
1231 #define MSR_MTRRfix64K_00000 0x250
1232 #define MSR_MTRRfix16K_80000 0x258
1233 #define MSR_MTRRfix16K_A0000 0x259
1234 #define MSR_MTRRfix4K_C0000 0x268
1235 #define MSR_MTRRfix4K_C8000 0x269
1236 #define MSR_MTRRfix4K_D0000 0x26a
1237 #define MSR_MTRRfix4K_D8000 0x26b
1238 #define MSR_MTRRfix4K_E0000 0x26c
1239 #define MSR_MTRRfix4K_E8000 0x26d
1240 #define MSR_MTRRfix4K_F0000 0x26e
1241 #define MSR_MTRRfix4K_F8000 0x26f
1242 #define MSR_CR_PAT 0x277
1243 #define MSR_MTRRdefType 0x2ff
1244 #define MSR_MC0_CTL 0x400
1245 #define MSR_MC0_STATUS 0x401
1246 #define MSR_MC0_ADDR 0x402
1247 #define MSR_MC0_MISC 0x403
1248 #define MSR_MC1_CTL 0x404
1249 #define MSR_MC1_STATUS 0x405
1250 #define MSR_MC1_ADDR 0x406
1251 #define MSR_MC1_MISC 0x407
1252 #define MSR_MC2_CTL 0x408
1253 #define MSR_MC2_STATUS 0x409
1254 #define MSR_MC2_ADDR 0x40a
1255 #define MSR_MC2_MISC 0x40b
1256 #define MSR_MC3_CTL 0x40c
1257 #define MSR_MC3_STATUS 0x40d
1258 #define MSR_MC3_ADDR 0x40e
1259 #define MSR_MC3_MISC 0x40f
1260 #define MSR_MC4_CTL 0x410
1261 #define MSR_MC4_STATUS 0x411
1262 #define MSR_MC4_ADDR 0x412
1263 #define MSR_MC4_MISC 0x413
1264 /* 0x480 - 0x490 VMX */
1265 #define MSR_X2APIC_BASE 0x800 /* 0x800 - 0xBFF */
1266 #define MSR_X2APIC_ID 0x002 /* x2APIC ID. (RO) */
1267 #define MSR_X2APIC_VERS 0x003 /* Version. (RO) */
1268 #define MSR_X2APIC_TPRI 0x008 /* Task Prio. (RW) */
1269 #define MSR_X2APIC_PPRI 0x00a /* Processor prio. (RO) */
1270 #define MSR_X2APIC_EOI 0x00b /* End Int. (W) */
1271 #define MSR_X2APIC_LDR 0x00d /* Logical dest. (RO) */
1272 #define MSR_X2APIC_SVR 0x00f /* Spurious intvec (RW) */
1273 #define MSR_X2APIC_ISR 0x010 /* In-Service Status (RO) */
1274 #define MSR_X2APIC_TMR 0x018 /* Trigger Mode (RO) */
1275 #define MSR_X2APIC_IRR 0x020 /* Interrupt Req (RO) */
1276 #define MSR_X2APIC_ESR 0x028 /* Err status. (RW) */
1277 #define MSR_X2APIC_LVT_CMCI 0x02f /* LVT CMCI (RW) */
1278 #define MSR_X2APIC_ICRLO 0x030 /* Int. cmd. (RW64) */
1279 #define MSR_X2APIC_LVTT 0x032 /* Loc.vec.(timer) (RW) */
1280 #define MSR_X2APIC_TMINT 0x033 /* Loc.vec (Thermal) (RW) */
1281 #define MSR_X2APIC_PCINT 0x034 /* Loc.vec (Perf Mon) (RW) */
1282 #define MSR_X2APIC_LVINT0 0x035 /* Loc.vec (LINT0) (RW) */
1283 #define MSR_X2APIC_LVINT1 0x036 /* Loc.vec (LINT1) (RW) */
1284 #define MSR_X2APIC_LVERR 0x037 /* Loc.vec (ERROR) (RW) */
1285 #define MSR_X2APIC_ICR_TIMER 0x038 /* Initial count (RW) */
1286 #define MSR_X2APIC_CCR_TIMER 0x039 /* Current count (RO) */
1287 #define MSR_X2APIC_DCR_TIMER 0x03e /* Divisor config (RW) */
1288 #define MSR_X2APIC_SELF_IPI 0x03f /* SELF IPI (W) */
1289
1290 /*
1291 * VIA "Nehemiah" MSRs
1292 */
1293 #define MSR_VIA_RNG 0x0000110b
1294 #define MSR_VIA_RNG_ENABLE 0x00000040
1295 #define MSR_VIA_RNG_NOISE_MASK 0x00000300
1296 #define MSR_VIA_RNG_NOISE_A 0x00000000
1297 #define MSR_VIA_RNG_NOISE_B 0x00000100
1298 #define MSR_VIA_RNG_2NOISE 0x00000300
1299 #define MSR_VIA_ACE 0x00001107
1300 #define VIA_ACE_ALTINST 0x00000001
1301 #define VIA_ACE_ECX8 0x00000002
1302 #define VIA_ACE_ENABLE 0x10000000
1303
1304 /*
1305 * VIA "Eden" MSRs
1306 */
1307 #define MSR_VIA_FCR MSR_VIA_ACE
1308
1309 /*
1310 * AMD K6/K7 MSRs.
1311 */
1312 #define MSR_K6_UWCCR 0xc0000085
1313 #define MSR_K7_EVNTSEL0 0xc0010000
1314 #define MSR_K7_EVNTSEL1 0xc0010001
1315 #define MSR_K7_EVNTSEL2 0xc0010002
1316 #define MSR_K7_EVNTSEL3 0xc0010003
1317 #define MSR_K7_PERFCTR0 0xc0010004
1318 #define MSR_K7_PERFCTR1 0xc0010005
1319 #define MSR_K7_PERFCTR2 0xc0010006
1320 #define MSR_K7_PERFCTR3 0xc0010007
1321
1322 /*
1323 * AMD K8 (Opteron) MSRs.
1324 */
1325 #define MSR_SYSCFG 0xc0010010
1326
1327 #define MSR_EFER 0xc0000080 /* Extended feature enable */
1328 #define EFER_SCE 0x00000001 /* SYSCALL extension */
1329 #define EFER_LME 0x00000100 /* Long Mode Enable */
1330 #define EFER_LMA 0x00000400 /* Long Mode Active */
1331 #define EFER_NXE 0x00000800 /* No-Execute Enabled */
1332 #define EFER_SVME 0x00001000 /* Secure Virtual Machine En. */
1333 #define EFER_LMSLE 0x00002000 /* Long Mode Segment Limit E. */
1334 #define EFER_FFXSR 0x00004000 /* Fast FXSAVE/FXRSTOR En. */
1335 #define EFER_TCE 0x00008000 /* Translation Cache Ext. */
1336
1337 #define MSR_STAR 0xc0000081 /* 32 bit syscall gate addr */
1338 #define MSR_LSTAR 0xc0000082 /* 64 bit syscall gate addr */
1339 #define MSR_CSTAR 0xc0000083 /* compat syscall gate addr */
1340 #define MSR_SFMASK 0xc0000084 /* flags to clear on syscall */
1341
1342 #define MSR_FSBASE 0xc0000100 /* 64bit offset for fs: */
1343 #define MSR_GSBASE 0xc0000101 /* 64bit offset for gs: */
1344 #define MSR_KERNELGSBASE 0xc0000102 /* storage for swapgs ins */
1345
1346 #define MSR_VMCR 0xc0010114 /* Virtual Machine Control Register */
1347 #define VMCR_DPD 0x00000001 /* Debug port disable */
1348 #define VMCR_RINIT 0x00000002 /* intercept init */
1349 #define VMCR_DISA20 0x00000004 /* Disable A20 masking */
1350 #define VMCR_LOCK 0x00000008 /* SVM Lock */
1351 #define VMCR_SVMED 0x00000010 /* SVME Disable */
1352 #define MSR_SVMLOCK 0xc0010118 /* SVM Lock key */
1353
1354 /*
1355 * These require a 'passcode' for access. See cpufunc.h.
1356 */
1357 #define MSR_HWCR 0xc0010015
1358 #define HWCR_TLBCACHEDIS 0x00000008
1359 #define HWCR_FFDIS 0x00000040
1360
1361 #define MSR_NB_CFG 0xc001001f
1362 #define NB_CFG_DISIOREQLOCK 0x0000000000000008ULL
1363 #define NB_CFG_DISDATMSK 0x0000001000000000ULL
1364 #define NB_CFG_INITAPICCPUIDLO (1ULL << 54)
1365
1366 /* AMD Errata 1474. */
1367 #define MSR_CC6_CFG 0xc0010296
1368 #define CC6_CFG_DISABLE_BITS (__BIT(22) | __BIT(14) | __BIT(6))
1369
1370 #define MSR_LS_CFG 0xc0011020
1371 #define LS_CFG_ERRATA_1033 __BIT(4)
1372 #define LS_CFG_ERRATA_793 __BIT(15)
1373 #define LS_CFG_ERRATA_1095 __BIT(57)
1374 #define LS_CFG_DIS_LS2_SQUISH 0x02000000
1375 #define LS_CFG_DIS_SSB_F15H 0x0040000000000000ULL
1376 #define LS_CFG_DIS_SSB_F16H 0x0000000200000000ULL
1377 #define LS_CFG_DIS_SSB_F17H 0x0000000000000400ULL
1378
1379 #define MSR_IC_CFG 0xc0011021
1380 #define IC_CFG_DIS_SEQ_PREFETCH 0x00000800
1381 #define IC_CFG_DIS_IND 0x00004000
1382 #define IC_CFG_ERRATA_776 __BIT(26)
1383
1384 #define MSR_DC_CFG 0xc0011022
1385 #define DC_CFG_DIS_CNV_WC_SSO 0x00000008
1386 #define DC_CFG_DIS_SMC_CHK_BUF 0x00000400
1387 #define DC_CFG_ERRATA_261 0x01000000
1388
1389 #define MSR_BU_CFG 0xc0011023
1390 #define BU_CFG_ERRATA_298 0x0000000000000002ULL
1391 #define BU_CFG_ERRATA_254 0x0000000000200000ULL
1392 #define BU_CFG_ERRATA_309 0x0000000000800000ULL
1393 #define BU_CFG_THRL2IDXCMPDIS 0x0000080000000000ULL
1394 #define BU_CFG_WBPFSMCCHKDIS 0x0000200000000000ULL
1395 #define BU_CFG_WBENHWSBDIS 0x0001000000000000ULL
1396
1397 #define MSR_FP_CFG 0xc0011028
1398 #define FP_CFG_ERRATA_1049 __BIT(4)
1399
1400 #define MSR_DE_CFG 0xc0011029
1401 #define DE_CFG_ERRATA_721 0x00000001
1402 #define DE_CFG_LFENCE_SERIALIZE __BIT(1)
1403 #define DE_CFG_ERRATA_ZENBLEED __BIT(9)
1404 #define DE_CFG_ERRATA_1021 __BIT(13)
1405
1406 #define MSR_BU_CFG2 0xc001102a
1407 #define BU_CFG2_CWPLUS_DIS __BIT(24)
1408
1409 #define MSR_LS_CFG2 0xc001102d
1410 #define LS_CFG2_ERRATA_1091 __BIT(34)
1411
1412 /* AMD Family10h MSRs */
1413 #define MSR_OSVW_ID_LENGTH 0xc0010140
1414 #define MSR_OSVW_STATUS 0xc0010141
1415 #define MSR_UCODE_AMD_PATCHLEVEL 0x0000008b
1416 #define MSR_UCODE_AMD_PATCHLOADER 0xc0010020
1417
1418 /* X86 MSRs */
1419 #define MSR_RDTSCP_AUX 0xc0000103
1420
1421 /*
1422 * Constants related to MTRRs
1423 */
1424 #define MTRR_N64K 8 /* numbers of fixed-size entries */
1425 #define MTRR_N16K 16
1426 #define MTRR_N4K 64
1427
1428 /*
1429 * the following four 3-byte registers control the non-cacheable regions.
1430 * These registers must be written as three separate bytes.
1431 *
1432 * NCRx+0: A31-A24 of starting address
1433 * NCRx+1: A23-A16 of starting address
1434 * NCRx+2: A15-A12 of starting address | NCR_SIZE_xx.
1435 *
1436 * The non-cacheable region's starting address must be aligned to the
1437 * size indicated by the NCR_SIZE_xx field.
1438 */
1439 #define NCR1 0xc4
1440 #define NCR2 0xc7
1441 #define NCR3 0xca
1442 #define NCR4 0xcd
1443
1444 #define NCR_SIZE_0K 0
1445 #define NCR_SIZE_4K 1
1446 #define NCR_SIZE_8K 2
1447 #define NCR_SIZE_16K 3
1448 #define NCR_SIZE_32K 4
1449 #define NCR_SIZE_64K 5
1450 #define NCR_SIZE_128K 6
1451 #define NCR_SIZE_256K 7
1452 #define NCR_SIZE_512K 8
1453 #define NCR_SIZE_1M 9
1454 #define NCR_SIZE_2M 10
1455 #define NCR_SIZE_4M 11
1456 #define NCR_SIZE_8M 12
1457 #define NCR_SIZE_16M 13
1458 #define NCR_SIZE_32M 14
1459 #define NCR_SIZE_4G 15
1460