specialreg.h revision 1.147 1 /* $NetBSD: specialreg.h,v 1.147 2019/05/29 16:54:41 maxv 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 * CPUID "features" bits
151 */
152
153 /* Fn00000001 %edx features */
154 #define CPUID_FPU 0x00000001 /* processor has an FPU? */
155 #define CPUID_VME 0x00000002 /* has virtual mode (%cr4's VME/PVI) */
156 #define CPUID_DE 0x00000004 /* has debugging extension */
157 #define CPUID_PSE 0x00000008 /* has 4MB page size extension */
158 #define CPUID_TSC 0x00000010 /* has time stamp counter */
159 #define CPUID_MSR 0x00000020 /* has model specific registers */
160 #define CPUID_PAE 0x00000040 /* has phys address extension */
161 #define CPUID_MCE 0x00000080 /* has machine check exception */
162 #define CPUID_CX8 0x00000100 /* has CMPXCHG8B instruction */
163 #define CPUID_APIC 0x00000200 /* has enabled APIC */
164 #define CPUID_B10 0x00000400 /* reserved, MTRR */
165 #define CPUID_SEP 0x00000800 /* has SYSENTER/SYSEXIT extension */
166 #define CPUID_MTRR 0x00001000 /* has memory type range register */
167 #define CPUID_PGE 0x00002000 /* has page global extension */
168 #define CPUID_MCA 0x00004000 /* has machine check architecture */
169 #define CPUID_CMOV 0x00008000 /* has CMOVcc instruction */
170 #define CPUID_PAT 0x00010000 /* Page Attribute Table */
171 #define CPUID_PSE36 0x00020000 /* 36-bit PSE */
172 #define CPUID_PN 0x00040000 /* processor serial number */
173 #define CPUID_CFLUSH 0x00080000 /* CLFLUSH insn supported */
174 #define CPUID_B20 0x00100000 /* reserved */
175 #define CPUID_DS 0x00200000 /* Debug Store */
176 #define CPUID_ACPI 0x00400000 /* ACPI performance modulation regs */
177 #define CPUID_MMX 0x00800000 /* MMX supported */
178 #define CPUID_FXSR 0x01000000 /* fast FP/MMX save/restore */
179 #define CPUID_SSE 0x02000000 /* streaming SIMD extensions */
180 #define CPUID_SSE2 0x04000000 /* streaming SIMD extensions #2 */
181 #define CPUID_SS 0x08000000 /* self-snoop */
182 #define CPUID_HTT 0x10000000 /* Hyper-Threading Technology */
183 #define CPUID_TM 0x20000000 /* thermal monitor (TCC) */
184 #define CPUID_IA64 0x40000000 /* IA-64 architecture */
185 #define CPUID_SBF 0x80000000 /* signal break on FERR */
186
187 #define CPUID_FLAGS1 "\20" \
188 "\1" "FPU" "\2" "VME" "\3" "DE" "\4" "PSE" \
189 "\5" "TSC" "\6" "MSR" "\7" "PAE" "\10" "MCE" \
190 "\11" "CX8" "\12" "APIC" "\13" "B10" "\14" "SEP" \
191 "\15" "MTRR" "\16" "PGE" "\17" "MCA" "\20" "CMOV" \
192 "\21" "PAT" "\22" "PSE36" "\23" "PN" "\24" "CLFLUSH" \
193 "\25" "B20" "\26" "DS" "\27" "ACPI" "\30" "MMX" \
194 "\31" "FXSR" "\32" "SSE" "\33" "SSE2" "\34" "SS" \
195 "\35" "HTT" "\36" "TM" "\37" "IA64" "\40" "SBF"
196
197 /* Blacklists of CPUID flags - used to mask certain features */
198 #ifdef XENPV
199 #define CPUID_FEAT_BLACKLIST (CPUID_PGE|CPUID_PSE|CPUID_MTRR)
200 #else
201 #define CPUID_FEAT_BLACKLIST 0
202 #endif
203
204 /*
205 * CPUID "features" bits in Fn00000001 %ecx
206 */
207
208 #define CPUID2_SSE3 0x00000001 /* Streaming SIMD Extensions 3 */
209 #define CPUID2_PCLMUL 0x00000002 /* PCLMULQDQ instructions */
210 #define CPUID2_DTES64 0x00000004 /* 64-bit Debug Trace */
211 #define CPUID2_MONITOR 0x00000008 /* MONITOR/MWAIT instructions */
212 #define CPUID2_DS_CPL 0x00000010 /* CPL Qualified Debug Store */
213 #define CPUID2_VMX 0x00000020 /* Virtual Machine Extensions */
214 #define CPUID2_SMX 0x00000040 /* Safer Mode Extensions */
215 #define CPUID2_EST 0x00000080 /* Enhanced SpeedStep Technology */
216 #define CPUID2_TM2 0x00000100 /* Thermal Monitor 2 */
217 #define CPUID2_SSSE3 0x00000200 /* Supplemental SSE3 */
218 #define CPUID2_CID 0x00000400 /* Context ID */
219 #define CPUID2_SDBG 0x00000800 /* Silicon Debug */
220 #define CPUID2_FMA 0x00001000 /* has Fused Multiply Add */
221 #define CPUID2_CX16 0x00002000 /* has CMPXCHG16B instruction */
222 #define CPUID2_xTPR 0x00004000 /* Task Priority Messages disabled? */
223 #define CPUID2_PDCM 0x00008000 /* Perf/Debug Capability MSR */
224 /* bit 16 unused 0x00010000 */
225 #define CPUID2_PCID 0x00020000 /* Process Context ID */
226 #define CPUID2_DCA 0x00040000 /* Direct Cache Access */
227 #define CPUID2_SSE41 0x00080000 /* Streaming SIMD Extensions 4.1 */
228 #define CPUID2_SSE42 0x00100000 /* Streaming SIMD Extensions 4.2 */
229 #define CPUID2_X2APIC 0x00200000 /* xAPIC Extensions */
230 #define CPUID2_MOVBE 0x00400000 /* MOVBE (move after byteswap) */
231 #define CPUID2_POPCNT 0x00800000 /* popcount instruction available */
232 #define CPUID2_DEADLINE 0x01000000 /* APIC Timer supports TSC Deadline */
233 #define CPUID2_AES 0x02000000 /* AES instructions */
234 #define CPUID2_XSAVE 0x04000000 /* XSAVE instructions */
235 #define CPUID2_OSXSAVE 0x08000000 /* XGETBV/XSETBV instructions */
236 #define CPUID2_AVX 0x10000000 /* AVX instructions */
237 #define CPUID2_F16C 0x20000000 /* half precision conversion */
238 #define CPUID2_RDRAND 0x40000000 /* RDRAND (hardware random number) */
239 #define CPUID2_RAZ 0x80000000 /* RAZ. Indicates guest state. */
240
241 #define CPUID2_FLAGS1 "\20" \
242 "\1" "SSE3" "\2" "PCLMULQDQ" "\3" "DTES64" "\4" "MONITOR" \
243 "\5" "DS-CPL" "\6" "VMX" "\7" "SMX" "\10" "EST" \
244 "\11" "TM2" "\12" "SSSE3" "\13" "CID" "\14" "SDBG" \
245 "\15" "FMA" "\16" "CX16" "\17" "xTPR" "\20" "PDCM" \
246 "\21" "B16" "\22" "PCID" "\23" "DCA" "\24" "SSE41" \
247 "\25" "SSE42" "\26" "X2APIC" "\27" "MOVBE" "\30" "POPCNT" \
248 "\31" "DEADLINE" "\32" "AES" "\33" "XSAVE" "\34" "OSXSAVE" \
249 "\35" "AVX" "\36" "F16C" "\37" "RDRAND" "\40" "RAZ"
250
251 /* CPUID Fn00000001 %eax */
252
253 #define CPUID_TO_BASEFAMILY(cpuid) (((cpuid) >> 8) & 0xf)
254 #define CPUID_TO_BASEMODEL(cpuid) (((cpuid) >> 4) & 0xf)
255 #define CPUID_TO_STEPPING(cpuid) ((cpuid) & 0xf)
256
257 /*
258 * The Extended family bits should only be inspected when CPUID_TO_BASEFAMILY()
259 * returns 15. They are use to encode family value 16 to 270 (add 15).
260 * The Extended model bits are the high 4 bits of the model.
261 * They are only valid for family >= 15 or family 6 (intel, but all amd
262 * family 6 are documented to return zero bits for them).
263 */
264 #define CPUID_TO_EXTFAMILY(cpuid) (((cpuid) >> 20) & 0xff)
265 #define CPUID_TO_EXTMODEL(cpuid) (((cpuid) >> 16) & 0xf)
266
267 /* The macros for the Display Family and the Display Model */
268 #define CPUID_TO_FAMILY(cpuid) (CPUID_TO_BASEFAMILY(cpuid) \
269 + ((CPUID_TO_BASEFAMILY(cpuid) != 0x0f) \
270 ? 0 : CPUID_TO_EXTFAMILY(cpuid)))
271 #define CPUID_TO_MODEL(cpuid) (CPUID_TO_BASEMODEL(cpuid) \
272 | ((CPUID_TO_BASEFAMILY(cpuid) != 0x0f) \
273 && (CPUID_TO_BASEFAMILY(cpuid) != 0x06) \
274 ? 0 : (CPUID_TO_EXTMODEL(cpuid) << 4)))
275
276 /* CPUID Fn00000001 %ebx */
277 #define CPUID_BRAND_INDEX __BITS(7,0)
278 #define CPUID_CLFLUSH_SIZE __BITS(15,8)
279 #define CPUID_HTT_CORES __BITS(23,16)
280 #define CPUID_LOCAL_APIC_ID __BITS(31,24)
281
282 /*
283 * Intel Deterministic Cache Parameter Leaf
284 * Fn0000_0004
285 */
286
287 /* %eax */
288 #define CPUID_DCP_CACHETYPE __BITS(4, 0) /* Cache type */
289 #define CPUID_DCP_CACHETYPE_N 0 /* NULL */
290 #define CPUID_DCP_CACHETYPE_D 1 /* Data cache */
291 #define CPUID_DCP_CACHETYPE_I 2 /* Instruction cache */
292 #define CPUID_DCP_CACHETYPE_U 3 /* Unified cache */
293 #define CPUID_DCP_CACHELEVEL __BITS(7, 5) /* Cache level (start at 1) */
294 #define CPUID_DCP_SELFINITCL __BIT(8) /* Self initializing cachelvl*/
295 #define CPUID_DCP_FULLASSOC __BIT(9) /* Full associative */
296 #define CPUID_DCP_SHAREING __BITS(25, 14) /* shareing */
297 #define CPUID_DCP_CORE_P_PKG __BITS(31, 26) /* Cores/package */
298
299 /* %ebx */
300 #define CPUID_DCP_LINESIZE __BITS(11, 0) /* System coherency linesize */
301 #define CPUID_DCP_PARTITIONS __BITS(21, 12) /* Physical line partitions */
302 #define CPUID_DCP_WAYS __BITS(31, 22) /* Ways of associativity */
303
304 /* Number of sets: %ecx */
305
306 /* %edx */
307 #define CPUID_DCP_INVALIDATE __BIT(0) /* WB invalidate/invalidate */
308 #define CPUID_DCP_INCLUSIVE __BIT(1) /* Cache inclusiveness */
309 #define CPUID_DCP_COMPLEX __BIT(2) /* Complex cache indexing */
310
311 /*
312 * Intel/AMD MONITOR/MWAIT
313 * Fn0000_0005
314 */
315 /* %eax */
316 #define CPUID_MON_MINSIZE __BITS(15, 0) /* Smallest monitor-line size */
317 /* %ebx */
318 #define CPUID_MON_MAXSIZE __BITS(15, 0) /* Largest monitor-line size */
319 /* %ecx */
320 #define CPUID_MON_EMX __BIT(0) /* MONITOR/MWAIT Extensions */
321 #define CPUID_MON_IBE __BIT(1) /* Interrupt as Break Event */
322
323 #define CPUID_MON_FLAGS "\20" \
324 "\1" "EMX" "\2" "IBE"
325
326 /* %edx: number of substates for specific C-state */
327 #define CPUID_MON_SUBSTATE(edx, cstate) (((edx) >> (cstate * 4)) & 0x0000000f)
328
329 /*
330 * Intel/AMD Digital Thermal Sensor and
331 * Power Management, Fn0000_0006 - %eax.
332 */
333 #define CPUID_DSPM_DTS __BIT(0) /* Digital Thermal Sensor */
334 #define CPUID_DSPM_IDA __BIT(1) /* Intel Dynamic Acceleration */
335 #define CPUID_DSPM_ARAT __BIT(2) /* Always Running APIC Timer */
336 #define CPUID_DSPM_PLN __BIT(4) /* Power Limit Notification */
337 #define CPUID_DSPM_ECMD __BIT(5) /* Clock Modulation Extension */
338 #define CPUID_DSPM_PTM __BIT(6) /* Package Level Thermal Management */
339 #define CPUID_DSPM_HWP __BIT(7) /* HWP */
340 #define CPUID_DSPM_HWP_NOTIFY __BIT(8) /* HWP Notification */
341 #define CPUID_DSPM_HWP_ACTWIN __BIT(9) /* HWP Activity Window */
342 #define CPUID_DSPM_HWP_EPP __BIT(10) /* HWP Energy Performance Preference */
343 #define CPUID_DSPM_HWP_PLR __BIT(11) /* HWP Package Level Request */
344 #define CPUID_DSPM_HDC __BIT(13) /* Hardware Duty Cycling */
345 #define CPUID_DSPM_TBMT3 __BIT(14) /* Turbo Boost Max Technology 3.0 */
346 #define CPUID_DSPM_HWP_CAP __BIT(15) /* HWP Capabilities */
347 #define CPUID_DSPM_HWP_PECI __BIT(16) /* HWP PECI override */
348 #define CPUID_DSPM_HWP_FLEX __BIT(17) /* Flexible HWP */
349 #define CPUID_DSPM_HWP_FAST __BIT(18) /* Fast access for IA32_HWP_REQUEST */
350 #define CPUID_DSPM_HWP_IGNIDL __BIT(20) /* Ignore Idle Logical Processor HWP */
351
352 #define CPUID_DSPM_FLAGS "\20" \
353 "\1" "DTS" "\2" "IDA" "\3" "ARAT" \
354 "\5" "PLN" "\6" "ECMD" "\7" "PTM" "\10" "HWP" \
355 "\11" "HWP_NOTIFY" "\12" "HWP_ACTWIN" "\13" "HWP_EPP" "\14" "HWP_PLR" \
356 "\16" "HDC" "\17" "TBM3" "\20" "HWP_CAP" \
357 "\21" "HWP_PECI" "\22" "HWP_FLEX" "\23" "HWP_FAST" \
358 "25" "HWP_IGNIDL"
359
360 /*
361 * Intel/AMD Digital Thermal Sensor and
362 * Power Management, Fn0000_0006 - %ecx.
363 */
364 #define CPUID_DSPM_HWF 0x00000001 /* MSR_APERF/MSR_MPERF available */
365 #define CPUID_DSPM_EPB 0x00000008 /* Energy Performance Bias */
366
367 #define CPUID_DSPM_FLAGS1 "\20" "\1" "HWF" "\4" "EPB"
368
369 /*
370 * Intel/AMD Structured Extended Feature leaf Fn0000_0007
371 * %eax == 0: Subleaf 0
372 * %eax: The Maximum input value for supported subleaf.
373 * %ebx: Feature bits.
374 * %ecx: Feature bits.
375 * %edx: Feature bits.
376 */
377
378 /* %ebx */
379 #define CPUID_SEF_FSGSBASE __BIT(0) /* {RD,WR}{FS,GS}BASE */
380 #define CPUID_SEF_TSC_ADJUST __BIT(1) /* IA32_TSC_ADJUST MSR support */
381 #define CPUID_SEF_SGX __BIT(2) /* Software Guard Extensions */
382 #define CPUID_SEF_BMI1 __BIT(3) /* advanced bit manipulation ext. 1st grp */
383 #define CPUID_SEF_HLE __BIT(4) /* Hardware Lock Elision */
384 #define CPUID_SEF_AVX2 __BIT(5) /* Advanced Vector Extensions 2 */
385 #define CPUID_SEF_FDPEXONLY __BIT(6) /* x87FPU Data ptr updated only on x87exp */
386 #define CPUID_SEF_SMEP __BIT(7) /* Supervisor-Mode Execution Prevention */
387 #define CPUID_SEF_BMI2 __BIT(8) /* advanced bit manipulation ext. 2nd grp */
388 #define CPUID_SEF_ERMS __BIT(9) /* Enhanced REP MOVSB/STOSB */
389 #define CPUID_SEF_INVPCID __BIT(10) /* INVPCID instruction */
390 #define CPUID_SEF_RTM __BIT(11) /* Restricted Transactional Memory */
391 #define CPUID_SEF_QM __BIT(12) /* Resource Director Technology Monitoring */
392 #define CPUID_SEF_FPUCSDS __BIT(13) /* Deprecate FPU CS and FPU DS values */
393 #define CPUID_SEF_MPX __BIT(14) /* Memory Protection Extensions */
394 #define CPUID_SEF_PQE __BIT(15) /* Resource Director Technology Allocation */
395 #define CPUID_SEF_AVX512F __BIT(16) /* AVX-512 Foundation */
396 #define CPUID_SEF_AVX512DQ __BIT(17) /* AVX-512 Double/Quadword */
397 #define CPUID_SEF_RDSEED __BIT(18) /* RDSEED instruction */
398 #define CPUID_SEF_ADX __BIT(19) /* ADCX/ADOX instructions */
399 #define CPUID_SEF_SMAP __BIT(20) /* Supervisor-Mode Access Prevention */
400 #define CPUID_SEF_AVX512_IFMA __BIT(21) /* AVX-512 Integer Fused Multiply Add */
401 /* Bit 22 was PCOMMIT */
402 #define CPUID_SEF_CLFLUSHOPT __BIT(23) /* Cache Line FLUSH OPTimized */
403 #define CPUID_SEF_CLWB __BIT(24) /* Cache Line Write Back */
404 #define CPUID_SEF_PT __BIT(25) /* Processor Trace */
405 #define CPUID_SEF_AVX512PF __BIT(26) /* AVX-512 PreFetch */
406 #define CPUID_SEF_AVX512ER __BIT(27) /* AVX-512 Exponential and Reciprocal */
407 #define CPUID_SEF_AVX512CD __BIT(28) /* AVX-512 Conflict Detection */
408 #define CPUID_SEF_SHA __BIT(29) /* SHA Extensions */
409 #define CPUID_SEF_AVX512BW __BIT(30) /* AVX-512 Byte and Word */
410 #define CPUID_SEF_AVX512VL __BIT(31) /* AVX-512 Vector Length */
411
412 #define CPUID_SEF_FLAGS "\20" \
413 "\1" "FSGSBASE" "\2" "TSCADJUST" "\3" "SGX" "\4" "BMI1" \
414 "\5" "HLE" "\6" "AVX2" "\7" "FDPEXONLY" "\10" "SMEP" \
415 "\11" "BMI2" "\12" "ERMS" "\13" "INVPCID" "\14" "RTM" \
416 "\15" "QM" "\16" "FPUCSDS" "\17" "MPX" "\20" "PQE" \
417 "\21" "AVX512F" "\22" "AVX512DQ" "\23" "RDSEED" "\24" "ADX" \
418 "\25" "SMAP" "\26" "AVX512_IFMA" "\30" "CLFLUSHOPT" \
419 "\31" "CLWB" "\32" "PT" "\33" "AVX512PF" "\34" "AVX512ER" \
420 "\35" "AVX512CD""\36" "SHA" "\37" "AVX512BW" "\40" "AVX512VL"
421
422 /* %ecx */
423 #define CPUID_SEF_PREFETCHWT1 __BIT(0) /* PREFETCHWT1 instruction */
424 #define CPUID_SEF_AVX512_VBMI __BIT(1) /* AVX-512 Vector Byte Manipulation */
425 #define CPUID_SEF_UMIP __BIT(2) /* User-Mode Instruction prevention */
426 #define CPUID_SEF_PKU __BIT(3) /* Protection Keys for User-mode pages */
427 #define CPUID_SEF_OSPKE __BIT(4) /* OS has set CR4.PKE to ena. protec. keys */
428 #define CPUID_SEF_WAITPKG __BIT(5) /* TPAUSE,UMONITOR,UMWAIT */
429 #define CPUID_SEF_AVX512_VBMI2 __BIT(6) /* AVX-512 Vector Byte Manipulation 2 */
430 #define CPUID_SEF_GFNI __BIT(8)
431 #define CPUID_SEF_VAES __BIT(9)
432 #define CPUID_SEF_VPCLMULQDQ __BIT(10)
433 #define CPUID_SEF_AVX512_VNNI __BIT(11) /* Vector neural Network Instruction */
434 #define CPUID_SEF_AVX512_BITALG __BIT(12)
435 #define CPUID_SEF_AVX512_VPOPCNTDQ __BIT(14)
436 #define CPUID_SEF_MAWAU __BITS(21, 17) /* MAWAU for BND{LD,ST}X */
437 #define CPUID_SEF_RDPID __BIT(22) /* RDPID and IA32_TSC_AUX */
438 #define CPUID_SEF_CLDEMOTE __BIT(25) /* Cache line demote */
439 #define CPUID_SEF_MOVDIRI __BIT(27) /* MOVDIRI instruction */
440 #define CPUID_SEF_MOVDIR64B __BIT(28) /* MOVDIR64B instruction */
441 #define CPUID_SEF_SGXLC __BIT(30) /* SGX Launch Configuration */
442
443 #define CPUID_SEF_FLAGS1 "\177\20" \
444 "b\0PREFETCHWT1\0" "b\1AVX512_VBMI\0" "b\2UMIP\0" "b\3PKU\0" \
445 "b\4OSPKE\0" "b\5WAITPKG\0" "b\6AVX512_VBMI2\0" \
446 "b\10GFNI\0" "b\11VAES\0" "b\12VPCLMULQDQ\0" "b\13AVX512_VNNI\0"\
447 "b\14AVX512_BITALG\0" "b\16AVX512_VPOPCNTDQ\0" \
448 "f\21\5MAWAU\0" \
449 "b\26RDPID\0" \
450 "b\31CLDEMOTE\0" "b\33MOVDIRI\0" \
451 "b\34MOVDIR64B\0" "b\36SGXLC\0"
452
453 /* %edx */
454 #define CPUID_SEF_AVX512_4VNNIW __BIT(2)
455 #define CPUID_SEF_AVX512_4FMAPS __BIT(3)
456 #define CPUID_SEF_MD_CLEAR __BIT(10)
457 #define CPUID_SEF_TSX_FORCE_ABORT __BIT(13) /* MSR_TSX_FORCE_ABORT bit 0 */
458 #define CPUID_SEF_IBRS __BIT(26) /* IBRS / IBPB Speculation Control */
459 #define CPUID_SEF_STIBP __BIT(27) /* STIBP Speculation Control */
460 #define CPUID_SEF_L1D_FLUSH __BIT(28) /* IA32_FLUSH_CMD MSR */
461 #define CPUID_SEF_ARCH_CAP __BIT(29) /* IA32_ARCH_CAPABILITIES */
462 #define CPUID_SEF_CORE_CAP __BIT(30) /* IA32_CORE_CAPABILITIES */
463 #define CPUID_SEF_SSBD __BIT(31) /* Speculative Store Bypass Disable */
464
465 #define CPUID_SEF_FLAGS2 "\20" \
466 "\3" "AVX512_4VNNIW" "\4" "AVX512_4FMAPS" \
467 "\13" "MD_CLEAR" \
468 "\16" "TSX_FORCE_ABORT" \
469 "\33" "IBRS" "\34" "STIBP" \
470 "\35" "L1D_FLUSH" "\36" "ARCH_CAP" "\37CORE_CAP" "\40" "SSBD"
471
472 /*
473 * Intel CPUID Architectural Performance Monitoring Fn0000000a
474 *
475 * See also src/usr.sbin/tprof/arch/tprof_x86.c
476 */
477
478 /* %eax */
479 #define CPUID_PERF_VERSION __BITS(7, 0) /* Version ID */
480 #define CPUID_PERF_NGPPC __BITS(15, 8) /* Num of G.P. perf counter */
481 #define CPUID_PERF_NBWGPPC __BITS(23, 16) /* Bit width of G.P. perfcnt */
482 #define CPUID_PERF_BVECLEN __BITS(31, 24) /* Length of EBX bit vector */
483
484 #define CPUID_PERF_FLAGS0 "\177\20" \
485 "f\0\10VERSION\0" "f\10\10GPCounter\0" \
486 "f\20\10GPBitwidth\0" "f\30\10Vectorlen\0"
487
488 /* %ebx */
489 #define CPUID_PERF_CORECYCL __BIT(0) /* No core cycle */
490 #define CPUID_PERF_INSTRETRY __BIT(1) /* No instruction retried */
491 #define CPUID_PERF_REFCYCL __BIT(2) /* No reference cycles */
492 #define CPUID_PERF_LLCREF __BIT(3) /* No LLCache reference */
493 #define CPUID_PERF_LLCMISS __BIT(4) /* No LLCache miss */
494 #define CPUID_PERF_BRINSRETR __BIT(5) /* No branch inst. retried */
495 #define CPUID_PERF_BRMISPRRETR __BIT(6) /* No branch mispredict retry */
496
497 #define CPUID_PERF_FLAGS1 "\177\20" \
498 "b\0CORECYCL\0" "b\1INSTRETRY\0" "b\2REFCYCL\0" "b\3LLCREF\0" \
499 "b\4LLCMISS\0" "b\5BRINSRETR\0" "b\6BRMISPRRETR\0"
500
501 /* %edx */
502 #define CPUID_PERF_NFFPC __BITS(4, 0) /* Num of fixed-funct perfcnt */
503 #define CPUID_PERF_NBWFFPC __BITS(12, 5) /* Bit width of fixed-func pc */
504 #define CPUID_PERF_ANYTHREADDEPR __BIT(15) /* Any Thread deprecation */
505
506 #define CPUID_PERF_FLAGS3 "\177\20" \
507 "f\0\5FixedFunc\0" "f\5\10FFBitwidth\0" "b\17ANYTHREADDEPR\0"
508
509 /*
510 * Intel CPUID Extended Topology Enumeration Fn0000000b
511 * %ecx == level number
512 * %eax: See below.
513 * %ebx: Number of logical processors at this level.
514 * %ecx: See below.
515 * %edx: x2APIC ID of the current logical processor.
516 */
517 /* %eax */
518 #define CPUID_TOP_SHIFTNUM __BITS(4, 0) /* Topology ID shift value */
519 /* %ecx */
520 #define CPUID_TOP_LVLNUM __BITS(7, 0) /* Level number */
521 #define CPUID_TOP_LVLTYPE __BITS(15, 8) /* Level type */
522 #define CPUID_TOP_LVLTYPE_INVAL 0 /* Invalid */
523 #define CPUID_TOP_LVLTYPE_SMT 1 /* SMT */
524 #define CPUID_TOP_LVLTYPE_CORE 2 /* Core */
525
526 /*
527 * Intel/AMD CPUID Processor extended state Enumeration Fn0000000d
528 *
529 * %ecx == 0: supported features info:
530 * %eax: Valid bits of lower 32bits of XCR0
531 * %ebx: Maximum save area size for features enabled in XCR0
532 * %ecx: Maximum save area size for all cpu features
533 * %edx: Valid bits of upper 32bits of XCR0
534 *
535 * %ecx == 1:
536 * %eax: Bit 0 => xsaveopt instruction available (sandy bridge onwards)
537 * %ebx: Save area size for features enabled by XCR0 | IA32_XSS
538 * %ecx: Valid bits of lower 32bits of IA32_XSS
539 * %edx: Valid bits of upper 32bits of IA32_XSS
540 *
541 * %ecx >= 2: Save area details for XCR0 bit n
542 * %eax: size of save area for this feature
543 * %ebx: offset of save area for this feature
544 * %ecx, %edx: reserved
545 * All of %eax, %ebx, %ecx and %edx are zero for unsupported features.
546 */
547
548 /* %ecx=1 %eax */
549 #define CPUID_PES1_XSAVEOPT 0x00000001 /* xsaveopt instruction */
550 #define CPUID_PES1_XSAVEC 0x00000002 /* xsavec & compacted XRSTOR */
551 #define CPUID_PES1_XGETBV 0x00000004 /* xgetbv with ECX = 1 */
552 #define CPUID_PES1_XSAVES 0x00000008 /* xsaves/xrstors, IA32_XSS */
553
554 #define CPUID_PES1_FLAGS "\20" \
555 "\1" "XSAVEOPT" "\2" "XSAVEC" "\3" "XGETBV" "\4" "XSAVES"
556
557 /*
558 * Intel Deterministic Address Translation Parameter Leaf
559 * Fn0000_0018
560 */
561
562 /* %ecx=0 %eax __BITS(31, 0): the maximum input value of supported sub-leaf */
563
564 /* %ebx */
565 #define CPUID_DATP_PGSIZE __BITS(3, 0) /* page size */
566 #define CPUID_DATP_PGSIZE_4KB __BIT(0) /* 4KB page support */
567 #define CPUID_DATP_PGSIZE_2MB __BIT(1) /* 2MB page support */
568 #define CPUID_DATP_PGSIZE_4MB __BIT(2) /* 4MB page support */
569 #define CPUID_DATP_PGSIZE_1GB __BIT(3) /* 1GB page support */
570 #define CPUID_DATP_PARTITIONING __BITS(10, 8) /* Partitioning */
571 #define CPUID_DATP_WAYS __BITS(31, 16) /* Ways of associativity */
572
573 /* Number of sets: %ecx */
574
575 /* %edx */
576 #define CPUID_DATP_TCTYPE __BITS(4, 0) /* Translation Cache type */
577 #define CPUID_DATP_TCTYPE_N 0 /* NULL (not valid) */
578 #define CPUID_DATP_TCTYPE_D 1 /* Data TLB */
579 #define CPUID_DATP_TCTYPE_I 2 /* Instruction TLB */
580 #define CPUID_DATP_TCTYPE_U 3 /* Unified TLB */
581 #define CPUID_DATP_TCLEVEL __BITS(7, 5) /* TLB level (start at 1) */
582 #define CPUID_DATP_FULLASSOC __BIT(8) /* Full associative */
583 #define CPUID_DATP_SHAREING __BITS(25, 14) /* shareing */
584
585
586 /* Intel Fn80000001 extended features - %edx */
587 #define CPUID_SYSCALL 0x00000800 /* SYSCALL/SYSRET */
588 #define CPUID_XD 0x00100000 /* Execute Disable (like CPUID_NOX) */
589 #define CPUID_P1GB 0x04000000 /* 1GB Large Page Support */
590 #define CPUID_RDTSCP 0x08000000 /* Read TSC Pair Instruction */
591 #define CPUID_EM64T 0x20000000 /* Intel EM64T */
592
593 #define CPUID_INTEL_EXT_FLAGS "\20" \
594 "\14" "SYSCALL/SYSRET" "\25" "XD" "\33" "P1GB" \
595 "\34" "RDTSCP" "\36" "EM64T"
596
597 /* Intel Fn80000001 extended features - %ecx */
598 #define CPUID_LAHF 0x00000001 /* LAHF/SAHF in IA-32e mode, 64bit sub*/
599 /* 0x00000020 */ /* LZCNT. Same as AMD's CPUID_LZCNT */
600 #define CPUID_PREFETCHW 0x00000100 /* PREFETCHW */
601
602 #define CPUID_INTEL_FLAGS4 "\20" \
603 "\1" "LAHF" "\02" "B01" "\03" "B02" \
604 "\06" "LZCNT" \
605 "\11" "PREFETCHW"
606
607
608 /* AMD/VIA Fn80000001 extended features - %edx */
609 /* CPUID_SYSCALL SYSCALL/SYSRET */
610 #define CPUID_MPC 0x00080000 /* Multiprocessing Capable */
611 #define CPUID_NOX 0x00100000 /* No Execute Page Protection */
612 #define CPUID_MMXX 0x00400000 /* AMD MMX Extensions */
613 /* CPUID_MMX MMX supported */
614 /* CPUID_FXSR fast FP/MMX save/restore */
615 #define CPUID_FFXSR 0x02000000 /* FXSAVE/FXSTOR Extensions */
616 /* CPUID_P1GB 1GB Large Page Support */
617 /* CPUID_RDTSCP Read TSC Pair Instruction */
618 /* CPUID_EM64T Long mode */
619 #define CPUID_3DNOW2 0x40000000 /* 3DNow! Instruction Extension */
620 #define CPUID_3DNOW 0x80000000 /* 3DNow! Instructions */
621
622 #define CPUID_EXT_FLAGS "\20" \
623 "\14" "SYSCALL/SYSRET" \
624 "\24" "MPC" \
625 "\25" "NOX" "\27" "MMXX" "\30" "MMX" \
626 "\31" "FXSR" "\32" "FFXSR" "\33" "P1GB" "\34" "RDTSCP" \
627 "\36" "LONG" "\37" "3DNOW2" "\40" "3DNOW"
628
629 /* AMD Fn80000001 extended features - %ecx */
630 /* CPUID_LAHF LAHF/SAHF instruction */
631 #define CPUID_CMPLEGACY 0x00000002 /* Compare Legacy */
632 #define CPUID_SVM 0x00000004 /* Secure Virtual Machine */
633 #define CPUID_EAPIC 0x00000008 /* Extended APIC space */
634 #define CPUID_ALTMOVCR0 0x00000010 /* Lock Mov Cr0 */
635 #define CPUID_LZCNT 0x00000020 /* LZCNT instruction */
636 #define CPUID_SSE4A 0x00000040 /* SSE4A instruction set */
637 #define CPUID_MISALIGNSSE 0x00000080 /* Misaligned SSE */
638 #define CPUID_3DNOWPF 0x00000100 /* 3DNow Prefetch */
639 #define CPUID_OSVW 0x00000200 /* OS visible workarounds */
640 #define CPUID_IBS 0x00000400 /* Instruction Based Sampling */
641 #define CPUID_XOP 0x00000800 /* XOP instruction set */
642 #define CPUID_SKINIT 0x00001000 /* SKINIT */
643 #define CPUID_WDT 0x00002000 /* watchdog timer support */
644 #define CPUID_LWP 0x00008000 /* Light Weight Profiling */
645 #define CPUID_FMA4 0x00010000 /* FMA4 instructions */
646 #define CPUID_TCE 0x00020000 /* Translation cache Extension */
647 #define CPUID_NODEID 0x00080000 /* NodeID MSR available*/
648 #define CPUID_TBM 0x00200000 /* TBM instructions */
649 #define CPUID_TOPOEXT 0x00400000 /* cpuid Topology Extension */
650 #define CPUID_PCEC 0x00800000 /* Perf Ctr Ext Core */
651 #define CPUID_PCENB 0x01000000 /* Perf Ctr Ext NB */
652 #define CPUID_SPM 0x02000000 /* Stream Perf Mon */
653 #define CPUID_DBE 0x04000000 /* Data Breakpoint Extension */
654 #define CPUID_PTSC 0x08000000 /* PerfTsc */
655 #define CPUID_L2IPERFC 0x10000000 /* L2I performance counter Extension */
656 #define CPUID_MWAITX 0x20000000 /* MWAITX/MONITORX support */
657
658 #define CPUID_AMD_FLAGS4 "\20" \
659 "\1" "LAHF" "\2" "CMPLEGACY" "\3" "SVM" "\4" "EAPIC" \
660 "\5" "ALTMOVCR0" "\6" "LZCNT" "\7" "SSE4A" "\10" "MISALIGNSSE" \
661 "\11" "3DNOWPREFETCH" \
662 "\12" "OSVW" "\13" "IBS" "\14" "XOP" \
663 "\15" "SKINIT" "\16" "WDT" "\17" "B14" "\20" "LWP" \
664 "\21" "FMA4" "\22" "TCE" "\23" "B18" "\24" "NodeID" \
665 "\25" "B20" "\26" "TBM" "\27" "TopoExt" "\30" "PCExtC" \
666 "\31" "PCExtNB" "\32" "StrmPM" "\33" "DBExt" "\34" "PerfTsc" \
667 "\35" "L2IPERFC" "\36" "MWAITX" "\37" "B30" "\40" "B31"
668
669 /*
670 * AMD Advanced Power Management
671 * CPUID Fn8000_0007 %edx
672 */
673 #define CPUID_APM_TS 0x00000001 /* Temperature Sensor */
674 #define CPUID_APM_FID 0x00000002 /* Frequency ID control */
675 #define CPUID_APM_VID 0x00000004 /* Voltage ID control */
676 #define CPUID_APM_TTP 0x00000008 /* THERMTRIP (PCI F3xE4 register) */
677 #define CPUID_APM_HTC 0x00000010 /* Hardware thermal control (HTC) */
678 #define CPUID_APM_STC 0x00000020 /* Software thermal control (STC) */
679 #define CPUID_APM_100 0x00000040 /* 100MHz multiplier control */
680 #define CPUID_APM_HWP 0x00000080 /* HW P-State control */
681 #define CPUID_APM_TSC 0x00000100 /* TSC invariant */
682 #define CPUID_APM_CPB 0x00000200 /* Core performance boost */
683 #define CPUID_APM_EFF 0x00000400 /* Effective Frequency (read-only) */
684
685 #define CPUID_APM_FLAGS "\20" \
686 "\1" "TS" "\2" "FID" "\3" "VID" "\4" "TTP" \
687 "\5" "HTC" "\6" "STC" "\7" "100" "\10" "HWP" \
688 "\11" "TSC" "\12" "CPB" "\13" "EffFreq" "\14" "B11" \
689 "\15" "B12"
690
691 /* AMD Fn8000000a %edx features (SVM features) */
692 #define CPUID_AMD_SVM_NP 0x00000001
693 #define CPUID_AMD_SVM_LbrVirt 0x00000002
694 #define CPUID_AMD_SVM_SVML 0x00000004
695 #define CPUID_AMD_SVM_NRIPS 0x00000008
696 #define CPUID_AMD_SVM_TSCRateCtrl 0x00000010
697 #define CPUID_AMD_SVM_VMCBCleanBits 0x00000020
698 #define CPUID_AMD_SVM_FlushByASID 0x00000040
699 #define CPUID_AMD_SVM_DecodeAssist 0x00000080
700 #define CPUID_AMD_SVM_PauseFilter 0x00000400
701 #define CPUID_AMD_SVM_PFThreshold 0x0x001000 /* PAUSE filter threshold */
702 #define CPUID_AMD_SVM_AVIC 0x00002000 /* AMD Virtual intr. ctrl */
703 #define CPUID_AMD_SVM_V_VMSAVE_VMLOAD 0x00008000 /* Virtual VM{SAVE/LOAD} */
704 #define CPUID_AMD_SVM_vGIF 0x00010000 /* Virtualized GIF */
705 #define CPUID_AMD_SVM_FLAGS "\20" \
706 "\1" "NP" "\2" "LbrVirt" "\3" "SVML" "\4" "NRIPS" \
707 "\5" "TSCRate" "\6" "VMCBCleanBits" \
708 "\7" "FlushByASID" "\10" "DecodeAssist" \
709 "\11" "B08" "\12" "B09" "\13" "PauseFilter" "\14" "B11" \
710 "\15" "PFThreshold" "\16" "AVIC" "\17" "B14" \
711 "\20" "V_VMSAVE_VMLOAD" \
712 "\21" "VGIF"
713
714 /*
715 * Centaur Extended Feature flags
716 */
717 #define CPUID_VIA_HAS_RNG 0x00000004 /* Random number generator */
718 #define CPUID_VIA_DO_RNG 0x00000008
719 #define CPUID_VIA_HAS_ACE 0x00000040 /* AES Encryption */
720 #define CPUID_VIA_DO_ACE 0x00000080
721 #define CPUID_VIA_HAS_ACE2 0x00000100 /* AES+CTR instructions */
722 #define CPUID_VIA_DO_ACE2 0x00000200
723 #define CPUID_VIA_HAS_PHE 0x00000400 /* SHA1+SHA256 HMAC */
724 #define CPUID_VIA_DO_PHE 0x00000800
725 #define CPUID_VIA_HAS_PMM 0x00001000 /* RSA Instructions */
726 #define CPUID_VIA_DO_PMM 0x00002000
727
728 #define CPUID_FLAGS_PADLOCK "\20" \
729 "\3" "RNG" "\7" "AES" "\11" "AES/CTR" "\13" "SHA1/SHA256" \
730 "\15" "RSA"
731
732 /*
733 * Model-Specific Registers
734 */
735 #define MSR_TSC 0x010
736 #define MSR_IA32_PLATFORM_ID 0x017
737 #define MSR_APICBASE 0x01b
738 #define APICBASE_BSP 0x00000100 /* boot processor */
739 #define APICBASE_EXTD 0x00000400 /* x2APIC mode */
740 #define APICBASE_EN 0x00000800 /* software enable */
741 /*
742 * APICBASE_PHYSADDR is actually variable-sized on some CPUs. But we're
743 * only interested in the initial value, which is guaranteed to fit the
744 * first 32 bits. So this macro is fine.
745 */
746 #define APICBASE_PHYSADDR 0xfffff000 /* physical address */
747 #define MSR_EBL_CR_POWERON 0x02a
748 #define MSR_EBC_FREQUENCY_ID 0x02c /* PIV only */
749 #define MSR_IA32_SPEC_CTRL 0x048
750 #define IA32_SPEC_CTRL_IBRS 0x01
751 #define IA32_SPEC_CTRL_STIBP 0x02
752 #define IA32_SPEC_CTRL_SSBD 0x04
753 #define MSR_IA32_PRED_CMD 0x049
754 #define IA32_PRED_CMD_IBPB 0x01
755 #define MSR_BIOS_UPDT_TRIG 0x079
756 #define MSR_BIOS_SIGN 0x08b
757 #define MSR_PERFCTR0 0x0c1
758 #define MSR_PERFCTR1 0x0c2
759 #define MSR_FSB_FREQ 0x0cd /* Core Duo/Solo only */
760 #define MSR_MPERF 0x0e7
761 #define MSR_APERF 0x0e8
762 #define MSR_IA32_EXT_CONFIG 0x0ee /* Undocumented. Core Solo/Duo only */
763 #define MSR_MTRRcap 0x0fe
764 #define MSR_IA32_ARCH_CAPABILITIES 0x10a
765 #define IA32_ARCH_RDCL_NO 0x01
766 #define IA32_ARCH_IBRS_ALL 0x02
767 #define IA32_ARCH_RSBA 0x04
768 #define IA32_ARCH_SKIP_L1DFL_VMENTRY 0x08
769 #define IA32_ARCH_SSB_NO 0x10
770 #define IA32_ARCH_MDS_NO 0x20
771 #define MSR_IA32_FLUSH_CMD 0x10b
772 #define IA32_FLUSH_CMD_L1D_FLUSH 0x01
773 #define MSR_TSX_FORCE_ABORT 0x10f
774 #define MSR_SYSENTER_CS 0x174 /* PII+ only */
775 #define MSR_SYSENTER_ESP 0x175 /* PII+ only */
776 #define MSR_SYSENTER_EIP 0x176 /* PII+ only */
777 #define MSR_MCG_CAP 0x179
778 #define MSR_MCG_STATUS 0x17a
779 #define MSR_MCG_CTL 0x17b
780 #define MSR_EVNTSEL0 0x186
781 #define MSR_EVNTSEL1 0x187
782 #define MSR_PERF_STATUS 0x198 /* Pentium M */
783 #define MSR_PERF_CTL 0x199 /* Pentium M */
784 #define MSR_THERM_CONTROL 0x19a
785 #define MSR_THERM_INTERRUPT 0x19b
786 #define MSR_THERM_STATUS 0x19c
787 #define MSR_THERM2_CTL 0x19d /* Pentium M */
788 #define MSR_MISC_ENABLE 0x1a0
789 #define IA32_MISC_FAST_STR_EN __BIT(0)
790 #define IA32_MISC_ATCC_EN __BIT(3)
791 #define IA32_MISC_PERFMON_EN __BIT(7)
792 #define IA32_MISC_BTS_UNAVAIL __BIT(11)
793 #define IA32_MISC_PEBS_UNAVAIL __BIT(12)
794 #define IA32_MISC_EISST_EN __BIT(16)
795 #define IA32_MISC_MWAIT_EN __BIT(18)
796 #define IA32_MISC_LIMIT_CPUID __BIT(22)
797 #define IA32_MISC_XTPR_DIS __BIT(23)
798 #define IA32_MISC_XD_DIS __BIT(34)
799 #define MSR_TEMPERATURE_TARGET 0x1a2
800 #define MSR_DEBUGCTLMSR 0x1d9
801 #define MSR_LASTBRANCHFROMIP 0x1db
802 #define MSR_LASTBRANCHTOIP 0x1dc
803 #define MSR_LASTINTFROMIP 0x1dd
804 #define MSR_LASTINTTOIP 0x1de
805 #define MSR_ROB_CR_BKUPTMPDR6 0x1e0
806 #define MSR_MTRRphysBase0 0x200
807 #define MSR_MTRRphysMask0 0x201
808 #define MSR_MTRRphysBase1 0x202
809 #define MSR_MTRRphysMask1 0x203
810 #define MSR_MTRRphysBase2 0x204
811 #define MSR_MTRRphysMask2 0x205
812 #define MSR_MTRRphysBase3 0x206
813 #define MSR_MTRRphysMask3 0x207
814 #define MSR_MTRRphysBase4 0x208
815 #define MSR_MTRRphysMask4 0x209
816 #define MSR_MTRRphysBase5 0x20a
817 #define MSR_MTRRphysMask5 0x20b
818 #define MSR_MTRRphysBase6 0x20c
819 #define MSR_MTRRphysMask6 0x20d
820 #define MSR_MTRRphysBase7 0x20e
821 #define MSR_MTRRphysMask7 0x20f
822 #define MSR_MTRRphysBase8 0x210
823 #define MSR_MTRRphysMask8 0x211
824 #define MSR_MTRRphysBase9 0x212
825 #define MSR_MTRRphysMask9 0x213
826 #define MSR_MTRRphysBase10 0x214
827 #define MSR_MTRRphysMask10 0x215
828 #define MSR_MTRRphysBase11 0x216
829 #define MSR_MTRRphysMask11 0x217
830 #define MSR_MTRRphysBase12 0x218
831 #define MSR_MTRRphysMask12 0x219
832 #define MSR_MTRRphysBase13 0x21a
833 #define MSR_MTRRphysMask13 0x21b
834 #define MSR_MTRRphysBase14 0x21c
835 #define MSR_MTRRphysMask14 0x21d
836 #define MSR_MTRRphysBase15 0x21e
837 #define MSR_MTRRphysMask15 0x21f
838 #define MSR_MTRRfix64K_00000 0x250
839 #define MSR_MTRRfix16K_80000 0x258
840 #define MSR_MTRRfix16K_A0000 0x259
841 #define MSR_MTRRfix4K_C0000 0x268
842 #define MSR_MTRRfix4K_C8000 0x269
843 #define MSR_MTRRfix4K_D0000 0x26a
844 #define MSR_MTRRfix4K_D8000 0x26b
845 #define MSR_MTRRfix4K_E0000 0x26c
846 #define MSR_MTRRfix4K_E8000 0x26d
847 #define MSR_MTRRfix4K_F0000 0x26e
848 #define MSR_MTRRfix4K_F8000 0x26f
849 #define MSR_CR_PAT 0x277
850 #define MSR_MTRRdefType 0x2ff
851 #define MSR_MC0_CTL 0x400
852 #define MSR_MC0_STATUS 0x401
853 #define MSR_MC0_ADDR 0x402
854 #define MSR_MC0_MISC 0x403
855 #define MSR_MC1_CTL 0x404
856 #define MSR_MC1_STATUS 0x405
857 #define MSR_MC1_ADDR 0x406
858 #define MSR_MC1_MISC 0x407
859 #define MSR_MC2_CTL 0x408
860 #define MSR_MC2_STATUS 0x409
861 #define MSR_MC2_ADDR 0x40a
862 #define MSR_MC2_MISC 0x40b
863 #define MSR_MC3_CTL 0x40c
864 #define MSR_MC3_STATUS 0x40d
865 #define MSR_MC3_ADDR 0x40e
866 #define MSR_MC3_MISC 0x40f
867 #define MSR_MC4_CTL 0x410
868 #define MSR_MC4_STATUS 0x411
869 #define MSR_MC4_ADDR 0x412
870 #define MSR_MC4_MISC 0x413
871 /* 0x480 - 0x490 VMX */
872 #define MSR_X2APIC_BASE 0x800 /* 0x800 - 0xBFF */
873 #define MSR_X2APIC_ID 0x002 /* x2APIC ID. (RO) */
874 #define MSR_X2APIC_VERS 0x003 /* Version. (RO) */
875 #define MSR_X2APIC_TPRI 0x008 /* Task Prio. (RW) */
876 #define MSR_X2APIC_PPRI 0x00a /* Processor prio. (RO) */
877 #define MSR_X2APIC_EOI 0x00b /* End Int. (W) */
878 #define MSR_X2APIC_LDR 0x00d /* Logical dest. (RO) */
879 #define MSR_X2APIC_SVR 0x00f /* Spurious intvec (RW) */
880 #define MSR_X2APIC_ISR 0x010 /* In-Service Status (RO) */
881 #define MSR_X2APIC_TMR 0x018 /* Trigger Mode (RO) */
882 #define MSR_X2APIC_IRR 0x020 /* Interrupt Req (RO) */
883 #define MSR_X2APIC_ESR 0x028 /* Err status. (RW) */
884 #define MSR_X2APIC_LVT_CMCI 0x02f /* LVT CMCI (RW) */
885 #define MSR_X2APIC_ICRLO 0x030 /* Int. cmd. (RW64) */
886 #define MSR_X2APIC_LVTT 0x032 /* Loc.vec.(timer) (RW) */
887 #define MSR_X2APIC_TMINT 0x033 /* Loc.vec (Thermal) (RW) */
888 #define MSR_X2APIC_PCINT 0x034 /* Loc.vec (Perf Mon) (RW) */
889 #define MSR_X2APIC_LVINT0 0x035 /* Loc.vec (LINT0) (RW) */
890 #define MSR_X2APIC_LVINT1 0x036 /* Loc.vec (LINT1) (RW) */
891 #define MSR_X2APIC_LVERR 0x037 /* Loc.vec (ERROR) (RW) */
892 #define MSR_X2APIC_ICR_TIMER 0x038 /* Initial count (RW) */
893 #define MSR_X2APIC_CCR_TIMER 0x039 /* Current count (RO) */
894 #define MSR_X2APIC_DCR_TIMER 0x03e /* Divisor config (RW) */
895 #define MSR_X2APIC_SELF_IPI 0x03f /* SELF IPI (W) */
896
897 /*
898 * VIA "Nehemiah" MSRs
899 */
900 #define MSR_VIA_RNG 0x0000110b
901 #define MSR_VIA_RNG_ENABLE 0x00000040
902 #define MSR_VIA_RNG_NOISE_MASK 0x00000300
903 #define MSR_VIA_RNG_NOISE_A 0x00000000
904 #define MSR_VIA_RNG_NOISE_B 0x00000100
905 #define MSR_VIA_RNG_2NOISE 0x00000300
906 #define MSR_VIA_ACE 0x00001107
907 #define VIA_ACE_ALTINST 0x00000001
908 #define VIA_ACE_ECX8 0x00000002
909 #define VIA_ACE_ENABLE 0x10000000
910
911 /*
912 * VIA "Eden" MSRs
913 */
914 #define MSR_VIA_FCR MSR_VIA_ACE
915
916 /*
917 * AMD K6/K7 MSRs.
918 */
919 #define MSR_K6_UWCCR 0xc0000085
920 #define MSR_K7_EVNTSEL0 0xc0010000
921 #define MSR_K7_EVNTSEL1 0xc0010001
922 #define MSR_K7_EVNTSEL2 0xc0010002
923 #define MSR_K7_EVNTSEL3 0xc0010003
924 #define MSR_K7_PERFCTR0 0xc0010004
925 #define MSR_K7_PERFCTR1 0xc0010005
926 #define MSR_K7_PERFCTR2 0xc0010006
927 #define MSR_K7_PERFCTR3 0xc0010007
928
929 /*
930 * AMD K8 (Opteron) MSRs.
931 */
932 #define MSR_SYSCFG 0xc0010010
933
934 #define MSR_EFER 0xc0000080 /* Extended feature enable */
935 #define EFER_SCE 0x00000001 /* SYSCALL extension */
936 #define EFER_LME 0x00000100 /* Long Mode Enable */
937 #define EFER_LMA 0x00000400 /* Long Mode Active */
938 #define EFER_NXE 0x00000800 /* No-Execute Enabled */
939 #define EFER_SVME 0x00001000 /* Secure Virtual Machine En. */
940 #define EFER_LMSLE 0x00002000 /* Long Mode Segment Limit E. */
941 #define EFER_FFXSR 0x00004000 /* Fast FXSAVE/FXRSTOR En. */
942 #define EFER_TCE 0x00008000 /* Translation Cache Ext. */
943
944 #define MSR_STAR 0xc0000081 /* 32 bit syscall gate addr */
945 #define MSR_LSTAR 0xc0000082 /* 64 bit syscall gate addr */
946 #define MSR_CSTAR 0xc0000083 /* compat syscall gate addr */
947 #define MSR_SFMASK 0xc0000084 /* flags to clear on syscall */
948
949 #define MSR_FSBASE 0xc0000100 /* 64bit offset for fs: */
950 #define MSR_GSBASE 0xc0000101 /* 64bit offset for gs: */
951 #define MSR_KERNELGSBASE 0xc0000102 /* storage for swapgs ins */
952
953 #define MSR_VMCR 0xc0010114 /* Virtual Machine Control Register */
954 #define VMCR_DPD 0x00000001 /* Debug port disable */
955 #define VMCR_RINIT 0x00000002 /* intercept init */
956 #define VMCR_DISA20 0x00000004 /* Disable A20 masking */
957 #define VMCR_LOCK 0x00000008 /* SVM Lock */
958 #define VMCR_SVMED 0x00000010 /* SVME Disable */
959 #define MSR_SVMLOCK 0xc0010118 /* SVM Lock key */
960
961 /*
962 * These require a 'passcode' for access. See cpufunc.h.
963 */
964 #define MSR_HWCR 0xc0010015
965 #define HWCR_TLBCACHEDIS 0x00000008
966 #define HWCR_FFDIS 0x00000040
967
968 #define MSR_NB_CFG 0xc001001f
969 #define NB_CFG_DISIOREQLOCK 0x0000000000000008ULL
970 #define NB_CFG_DISDATMSK 0x0000001000000000ULL
971 #define NB_CFG_INITAPICCPUIDLO (1ULL << 54)
972
973 #define MSR_LS_CFG 0xc0011020
974 #define LS_CFG_ERRATA_1033 __BIT(4)
975 #define LS_CFG_ERRATA_793 __BIT(15)
976 #define LS_CFG_ERRATA_1095 __BIT(57)
977 #define LS_CFG_DIS_LS2_SQUISH 0x02000000
978 #define LS_CFG_DIS_SSB_F15H 0x0040000000000000ULL
979 #define LS_CFG_DIS_SSB_F16H 0x0000000200000000ULL
980 #define LS_CFG_DIS_SSB_F17H 0x0000000000000400ULL
981
982 #define MSR_IC_CFG 0xc0011021
983 #define IC_CFG_DIS_SEQ_PREFETCH 0x00000800
984 #define IC_CFG_DIS_IND 0x00004000
985 #define IC_CFG_ERRATA_776 __BIT(26)
986
987 #define MSR_DC_CFG 0xc0011022
988 #define DC_CFG_DIS_CNV_WC_SSO 0x00000008
989 #define DC_CFG_DIS_SMC_CHK_BUF 0x00000400
990 #define DC_CFG_ERRATA_261 0x01000000
991
992 #define MSR_BU_CFG 0xc0011023
993 #define BU_CFG_ERRATA_298 0x0000000000000002ULL
994 #define BU_CFG_ERRATA_254 0x0000000000200000ULL
995 #define BU_CFG_ERRATA_309 0x0000000000800000ULL
996 #define BU_CFG_THRL2IDXCMPDIS 0x0000080000000000ULL
997 #define BU_CFG_WBPFSMCCHKDIS 0x0000200000000000ULL
998 #define BU_CFG_WBENHWSBDIS 0x0001000000000000ULL
999
1000 #define MSR_FP_CFG 0xc0011028
1001 #define FP_CFG_ERRATA_1049 __BIT(4)
1002
1003 #define MSR_DE_CFG 0xc0011029
1004 #define DE_CFG_ERRATA_721 0x00000001
1005 #define DE_CFG_ERRATA_1021 __BIT(13)
1006
1007 #define MSR_BU_CFG2 0xc001102a
1008 #define BU_CFG2_CWPLUS_DIS __BIT(24)
1009
1010 #define MSR_LS_CFG2 0xc001102d
1011 #define LS_CFG2_ERRATA_1091 __BIT(34)
1012
1013 /* AMD Family10h MSRs */
1014 #define MSR_OSVW_ID_LENGTH 0xc0010140
1015 #define MSR_OSVW_STATUS 0xc0010141
1016 #define MSR_UCODE_AMD_PATCHLEVEL 0x0000008b
1017 #define MSR_UCODE_AMD_PATCHLOADER 0xc0010020
1018
1019 /* X86 MSRs */
1020 #define MSR_RDTSCP_AUX 0xc0000103
1021
1022 /*
1023 * Constants related to MTRRs
1024 */
1025 #define MTRR_N64K 8 /* numbers of fixed-size entries */
1026 #define MTRR_N16K 16
1027 #define MTRR_N4K 64
1028
1029 /*
1030 * the following four 3-byte registers control the non-cacheable regions.
1031 * These registers must be written as three separate bytes.
1032 *
1033 * NCRx+0: A31-A24 of starting address
1034 * NCRx+1: A23-A16 of starting address
1035 * NCRx+2: A15-A12 of starting address | NCR_SIZE_xx.
1036 *
1037 * The non-cacheable region's starting address must be aligned to the
1038 * size indicated by the NCR_SIZE_xx field.
1039 */
1040 #define NCR1 0xc4
1041 #define NCR2 0xc7
1042 #define NCR3 0xca
1043 #define NCR4 0xcd
1044
1045 #define NCR_SIZE_0K 0
1046 #define NCR_SIZE_4K 1
1047 #define NCR_SIZE_8K 2
1048 #define NCR_SIZE_16K 3
1049 #define NCR_SIZE_32K 4
1050 #define NCR_SIZE_64K 5
1051 #define NCR_SIZE_128K 6
1052 #define NCR_SIZE_256K 7
1053 #define NCR_SIZE_512K 8
1054 #define NCR_SIZE_1M 9
1055 #define NCR_SIZE_2M 10
1056 #define NCR_SIZE_4M 11
1057 #define NCR_SIZE_8M 12
1058 #define NCR_SIZE_16M 13
1059 #define NCR_SIZE_32M 14
1060 #define NCR_SIZE_4G 15
1061