1 /*
2 * CDDL HEADER START
3 *
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
7 *
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or http://www.opensolaris.org/os/licensing.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
12 *
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
18 *
19 * CDDL HEADER END
20 */
21 /*
22 * Copyright (c) 1995, 2010, Oracle and/or its affiliates. All rights reserved.
23 * Copyright (c) 2011 by Delphix. All rights reserved.
24 */
25 /*
26 * Copyright (c) 2010, Intel Corporation.
27 * All rights reserved.
28 */
29 /*
30 * Copyright 2018 Joyent, Inc.
31 * Copyright 2012 Jens Elkner <jel+illumos@cs.uni-magdeburg.de>
32 * Copyright 2012 Hans Rosenfeld <rosenfeld@grumpf.hope-2000.org>
33 * Copyright 2014 Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
34 * Copyright 2018 Nexenta Systems, Inc.
35 */
36
37 #ifndef _SYS_X86_ARCHEXT_H
38 #define _SYS_X86_ARCHEXT_H
39
40 #if !defined(_ASM)
41 #include <sys/regset.h>
42 #include <sys/processor.h>
43 #include <vm/seg_enum.h>
44 #include <vm/page.h>
45 #endif /* _ASM */
46
47 #ifdef __cplusplus
48 extern "C" {
49 #endif
50
51 /*
52 * cpuid instruction feature flags in %edx (standard function 1)
53 */
54
55 #define CPUID_INTC_EDX_FPU 0x00000001 /* x87 fpu present */
56 #define CPUID_INTC_EDX_VME 0x00000002 /* virtual-8086 extension */
57 #define CPUID_INTC_EDX_DE 0x00000004 /* debugging extensions */
58 #define CPUID_INTC_EDX_PSE 0x00000008 /* page size extension */
59 #define CPUID_INTC_EDX_TSC 0x00000010 /* time stamp counter */
60 #define CPUID_INTC_EDX_MSR 0x00000020 /* rdmsr and wrmsr */
61 #define CPUID_INTC_EDX_PAE 0x00000040 /* physical addr extension */
62 #define CPUID_INTC_EDX_MCE 0x00000080 /* machine check exception */
63 #define CPUID_INTC_EDX_CX8 0x00000100 /* cmpxchg8b instruction */
64 #define CPUID_INTC_EDX_APIC 0x00000200 /* local APIC */
65 /* 0x400 - reserved */
66 #define CPUID_INTC_EDX_SEP 0x00000800 /* sysenter and sysexit */
67 #define CPUID_INTC_EDX_MTRR 0x00001000 /* memory type range reg */
68 #define CPUID_INTC_EDX_PGE 0x00002000 /* page global enable */
69 #define CPUID_INTC_EDX_MCA 0x00004000 /* machine check arch */
70 #define CPUID_INTC_EDX_CMOV 0x00008000 /* conditional move insns */
71 #define CPUID_INTC_EDX_PAT 0x00010000 /* page attribute table */
72 #define CPUID_INTC_EDX_PSE36 0x00020000 /* 36-bit pagesize extension */
73 #define CPUID_INTC_EDX_PSN 0x00040000 /* processor serial number */
74 #define CPUID_INTC_EDX_CLFSH 0x00080000 /* clflush instruction */
75 /* 0x100000 - reserved */
76 #define CPUID_INTC_EDX_DS 0x00200000 /* debug store exists */
77 #define CPUID_INTC_EDX_ACPI 0x00400000 /* monitoring + clock ctrl */
78 #define CPUID_INTC_EDX_MMX 0x00800000 /* MMX instructions */
79 #define CPUID_INTC_EDX_FXSR 0x01000000 /* fxsave and fxrstor */
80 #define CPUID_INTC_EDX_SSE 0x02000000 /* streaming SIMD extensions */
81 #define CPUID_INTC_EDX_SSE2 0x04000000 /* SSE extensions */
82 #define CPUID_INTC_EDX_SS 0x08000000 /* self-snoop */
83 #define CPUID_INTC_EDX_HTT 0x10000000 /* Hyper Thread Technology */
84 #define CPUID_INTC_EDX_TM 0x20000000 /* thermal monitoring */
85 #define CPUID_INTC_EDX_IA64 0x40000000 /* Itanium emulating IA32 */
86 #define CPUID_INTC_EDX_PBE 0x80000000 /* Pending Break Enable */
87
88 /*
89 * cpuid instruction feature flags in %ecx (standard function 1)
90 */
91
92 #define CPUID_INTC_ECX_SSE3 0x00000001 /* Yet more SSE extensions */
93 #define CPUID_INTC_ECX_PCLMULQDQ 0x00000002 /* PCLMULQDQ insn */
94 #define CPUID_INTC_ECX_DTES64 0x00000004 /* 64-bit DS area */
95 #define CPUID_INTC_ECX_MON 0x00000008 /* MONITOR/MWAIT */
96 #define CPUID_INTC_ECX_DSCPL 0x00000010 /* CPL-qualified debug store */
97 #define CPUID_INTC_ECX_VMX 0x00000020 /* Hardware VM extensions */
98 #define CPUID_INTC_ECX_SMX 0x00000040 /* Secure mode extensions */
99 #define CPUID_INTC_ECX_EST 0x00000080 /* enhanced SpeedStep */
100 #define CPUID_INTC_ECX_TM2 0x00000100 /* thermal monitoring */
101 #define CPUID_INTC_ECX_SSSE3 0x00000200 /* Supplemental SSE3 insns */
102 #define CPUID_INTC_ECX_CID 0x00000400 /* L1 context ID */
103 /* 0x00000800 - reserved */
104 #define CPUID_INTC_ECX_FMA 0x00001000 /* Fused Multiply Add */
105 #define CPUID_INTC_ECX_CX16 0x00002000 /* cmpxchg16 */
106 #define CPUID_INTC_ECX_ETPRD 0x00004000 /* extended task pri messages */
107 #define CPUID_INTC_ECX_PDCM 0x00008000 /* Perf/Debug Capability MSR */
108 /* 0x00010000 - reserved */
109 #define CPUID_INTC_ECX_PCID 0x00020000 /* process-context ids */
110 #define CPUID_INTC_ECX_DCA 0x00040000 /* direct cache access */
111 #define CPUID_INTC_ECX_SSE4_1 0x00080000 /* SSE4.1 insns */
112 #define CPUID_INTC_ECX_SSE4_2 0x00100000 /* SSE4.2 insns */
113 #define CPUID_INTC_ECX_X2APIC 0x00200000 /* x2APIC */
114 #define CPUID_INTC_ECX_MOVBE 0x00400000 /* MOVBE insn */
115 #define CPUID_INTC_ECX_POPCNT 0x00800000 /* POPCNT insn */
116 #define CPUID_INTC_ECX_TSCDL 0x01000000 /* Deadline TSC */
117 #define CPUID_INTC_ECX_AES 0x02000000 /* AES insns */
118 #define CPUID_INTC_ECX_XSAVE 0x04000000 /* XSAVE/XRESTOR insns */
119 #define CPUID_INTC_ECX_OSXSAVE 0x08000000 /* OS supports XSAVE insns */
120 #define CPUID_INTC_ECX_AVX 0x10000000 /* AVX supported */
121 #define CPUID_INTC_ECX_F16C 0x20000000 /* F16C supported */
122 #define CPUID_INTC_ECX_RDRAND 0x40000000 /* RDRAND supported */
123 #define CPUID_INTC_ECX_HV 0x80000000 /* Hypervisor */
124
125 /*
126 * cpuid instruction feature flags in %edx (extended function 0x80000001)
127 */
128
129 #define CPUID_AMD_EDX_FPU 0x00000001 /* x87 fpu present */
130 #define CPUID_AMD_EDX_VME 0x00000002 /* virtual-8086 extension */
131 #define CPUID_AMD_EDX_DE 0x00000004 /* debugging extensions */
132 #define CPUID_AMD_EDX_PSE 0x00000008 /* page size extensions */
133 #define CPUID_AMD_EDX_TSC 0x00000010 /* time stamp counter */
134 #define CPUID_AMD_EDX_MSR 0x00000020 /* rdmsr and wrmsr */
135 #define CPUID_AMD_EDX_PAE 0x00000040 /* physical addr extension */
136 #define CPUID_AMD_EDX_MCE 0x00000080 /* machine check exception */
137 #define CPUID_AMD_EDX_CX8 0x00000100 /* cmpxchg8b instruction */
138 #define CPUID_AMD_EDX_APIC 0x00000200 /* local APIC */
139 /* 0x00000400 - sysc on K6m6 */
140 #define CPUID_AMD_EDX_SYSC 0x00000800 /* AMD: syscall and sysret */
141 #define CPUID_AMD_EDX_MTRR 0x00001000 /* memory type and range reg */
142 #define CPUID_AMD_EDX_PGE 0x00002000 /* page global enable */
143 #define CPUID_AMD_EDX_MCA 0x00004000 /* machine check arch */
144 #define CPUID_AMD_EDX_CMOV 0x00008000 /* conditional move insns */
145 #define CPUID_AMD_EDX_PAT 0x00010000 /* K7: page attribute table */
146 #define CPUID_AMD_EDX_FCMOV 0x00010000 /* FCMOVcc etc. */
147 #define CPUID_AMD_EDX_PSE36 0x00020000 /* 36-bit pagesize extension */
148 /* 0x00040000 - reserved */
149 /* 0x00080000 - reserved */
150 #define CPUID_AMD_EDX_NX 0x00100000 /* AMD: no-execute page prot */
151 /* 0x00200000 - reserved */
152 #define CPUID_AMD_EDX_MMXamd 0x00400000 /* AMD: MMX extensions */
153 #define CPUID_AMD_EDX_MMX 0x00800000 /* MMX instructions */
154 #define CPUID_AMD_EDX_FXSR 0x01000000 /* fxsave and fxrstor */
155 #define CPUID_AMD_EDX_FFXSR 0x02000000 /* fast fxsave/fxrstor */
156 #define CPUID_AMD_EDX_1GPG 0x04000000 /* 1GB page */
157 #define CPUID_AMD_EDX_TSCP 0x08000000 /* rdtscp instruction */
158 /* 0x10000000 - reserved */
159 #define CPUID_AMD_EDX_LM 0x20000000 /* AMD: long mode */
160 #define CPUID_AMD_EDX_3DNowx 0x40000000 /* AMD: extensions to 3DNow! */
161 #define CPUID_AMD_EDX_3DNow 0x80000000 /* AMD: 3DNow! instructions */
162
163 #define CPUID_AMD_ECX_AHF64 0x00000001 /* LAHF and SAHF in long mode */
164 #define CPUID_AMD_ECX_CMP_LGCY 0x00000002 /* AMD: multicore chip */
165 #define CPUID_AMD_ECX_SVM 0x00000004 /* AMD: secure VM */
166 #define CPUID_AMD_ECX_EAS 0x00000008 /* extended apic space */
167 #define CPUID_AMD_ECX_CR8D 0x00000010 /* AMD: 32-bit mov %cr8 */
168 #define CPUID_AMD_ECX_LZCNT 0x00000020 /* AMD: LZCNT insn */
169 #define CPUID_AMD_ECX_SSE4A 0x00000040 /* AMD: SSE4A insns */
170 #define CPUID_AMD_ECX_MAS 0x00000080 /* AMD: MisAlignSse mnode */
171 #define CPUID_AMD_ECX_3DNP 0x00000100 /* AMD: 3DNowPrefectch */
172 #define CPUID_AMD_ECX_OSVW 0x00000200 /* AMD: OSVW */
173 #define CPUID_AMD_ECX_IBS 0x00000400 /* AMD: IBS */
174 #define CPUID_AMD_ECX_SSE5 0x00000800 /* AMD: Extended AVX */
175 #define CPUID_AMD_ECX_SKINIT 0x00001000 /* AMD: SKINIT */
176 #define CPUID_AMD_ECX_WDT 0x00002000 /* AMD: WDT */
177 /* 0x00004000 - reserved */
178 #define CPUID_AMD_ECX_LWP 0x00008000 /* AMD: Lightweight profiling */
179 #define CPUID_AMD_ECX_FMA4 0x00010000 /* AMD: 4-operand FMA support */
180 /* 0x00020000 - reserved */
181 /* 0x00040000 - reserved */
182 #define CPUID_AMD_ECX_NIDMSR 0x00080000 /* AMD: Node ID MSR */
183 /* 0x00100000 - reserved */
184 #define CPUID_AMD_ECX_TBM 0x00200000 /* AMD: trailing bit manips. */
185 #define CPUID_AMD_ECX_TOPOEXT 0x00400000 /* AMD: Topology Extensions */
186
187 /*
188 * AMD uses %ebx for some of their features (extended function 0x80000008).
189 */
190 #define CPUID_AMD_EBX_ERR_PTR_ZERO 0x00000004 /* AMD: FP Err. Ptr. Zero */
191
192 /*
193 * Intel now seems to have claimed part of the "extended" function
194 * space that we previously for non-Intel implementors to use.
195 * More excitingly still, they've claimed bit 20 to mean LAHF/SAHF
196 * is available in long mode i.e. what AMD indicate using bit 0.
197 * On the other hand, everything else is labelled as reserved.
198 */
199 #define CPUID_INTC_ECX_AHF64 0x00100000 /* LAHF and SAHF in long mode */
200
201 /*
202 * Intel also uses cpuid leaf 7 to have additional instructions and features.
203 * Like some other leaves, but unlike the current ones we care about, it
204 * requires us to specify both a leaf in %eax and a sub-leaf in %ecx. To deal
205 * with the potential use of additional sub-leaves in the future, we now
206 * specifically label the EBX features with their leaf and sub-leaf.
207 */
208 #define CPUID_INTC_EBX_7_0_BMI1 0x00000008 /* BMI1 instrs */
209 #define CPUID_INTC_EBX_7_0_HLE 0x00000010 /* HLE */
210 #define CPUID_INTC_EBX_7_0_AVX2 0x00000020 /* AVX2 supported */
211 #define CPUID_INTC_EBX_7_0_SMEP 0x00000080 /* SMEP in CR4 */
212 #define CPUID_INTC_EBX_7_0_BMI2 0x00000100 /* BMI2 instrs */
213 #define CPUID_INTC_EBX_7_0_INVPCID 0x00000400 /* invpcid instr */
214 #define CPUID_INTC_EBX_7_0_MPX 0x00004000 /* Mem. Prot. Ext. */
215 #define CPUID_INTC_EBX_7_0_AVX512F 0x00010000 /* AVX512 foundation */
216 #define CPUID_INTC_EBX_7_0_AVX512DQ 0x00020000 /* AVX512DQ */
217 #define CPUID_INTC_EBX_7_0_RDSEED 0x00040000 /* RDSEED instr */
218 #define CPUID_INTC_EBX_7_0_ADX 0x00080000 /* ADX instrs */
219 #define CPUID_INTC_EBX_7_0_SMAP 0x00100000 /* SMAP in CR 4 */
220 #define CPUID_INTC_EBX_7_0_AVX512IFMA 0x00200000 /* AVX512IFMA */
221 #define CPUID_INTC_EBX_7_0_CLWB 0x01000000 /* CLWB */
222 #define CPUID_INTC_EBX_7_0_AVX512PF 0x04000000 /* AVX512PF */
223 #define CPUID_INTC_EBX_7_0_AVX512ER 0x08000000 /* AVX512ER */
224 #define CPUID_INTC_EBX_7_0_AVX512CD 0x10000000 /* AVX512CD */
225 #define CPUID_INTC_EBX_7_0_SHA 0x20000000 /* SHA extensions */
226 #define CPUID_INTC_EBX_7_0_AVX512BW 0x40000000 /* AVX512BW */
227 #define CPUID_INTC_EBX_7_0_AVX512VL 0x80000000 /* AVX512VL */
228
229 #define CPUID_INTC_EBX_7_0_ALL_AVX512 \
230 (CPUID_INTC_EBX_7_0_AVX512F | CPUID_INTC_EBX_7_0_AVX512DQ | \
231 CPUID_INTC_EBX_7_0_AVX512IFMA | CPUID_INTC_EBX_7_0_AVX512PF | \
232 CPUID_INTC_EBX_7_0_AVX512ER | CPUID_INTC_EBX_7_0_AVX512CD | \
233 CPUID_INTC_EBX_7_0_AVX512BW | CPUID_INTC_EBX_7_0_AVX512VL)
234
235 #define CPUID_INTC_ECX_7_0_AVX512VBMI 0x00000002 /* AVX512VBMI */
236 #define CPUID_INTC_ECX_7_0_UMIP 0x00000004 /* UMIP */
237 #define CPUID_INTC_ECX_7_0_PKU 0x00000008 /* umode prot. keys */
238 #define CPUID_INTC_ECX_7_0_OSPKE 0x00000010 /* OSPKE */
239 #define CPUID_INTC_ECX_7_0_AVX512VPOPCDQ 0x00004000 /* AVX512 VPOPCNTDQ */
240
241 #define CPUID_INTC_ECX_7_0_ALL_AVX512 \
242 (CPUID_INTC_ECX_7_0_AVX512VBMI | CPUID_INTC_ECX_7_0_AVX512VPOPCDQ)
243
244 #define CPUID_INTC_EDX_7_0_AVX5124NNIW 0x00000004 /* AVX512 4NNIW */
245 #define CPUID_INTC_EDX_7_0_AVX5124FMAPS 0x00000008 /* AVX512 4FMAPS */
246
247 #define CPUID_INTC_EDX_7_0_ALL_AVX512 \
248 (CPUID_INTC_EDX_7_0_AVX5124NNIW | CPUID_INTC_EDX_7_0_AVX5124FMAPS)
249
250 /*
251 * Intel also uses cpuid leaf 0xd to report additional instructions and features
252 * when the sub-leaf in %ecx == 1. We label these using the same convention as
253 * with leaf 7.
254 */
255 #define CPUID_INTC_EAX_D_1_XSAVEOPT 0x00000001 /* xsaveopt inst. */
256 #define CPUID_INTC_EAX_D_1_XSAVEC 0x00000002 /* xsavec inst. */
257 #define CPUID_INTC_EAX_D_1_XSAVES 0x00000008 /* xsaves inst. */
258
259 #define REG_PAT 0x277
260 #define REG_TSC 0x10 /* timestamp counter */
261 #define REG_APIC_BASE_MSR 0x1b
262 #define REG_X2APIC_BASE_MSR 0x800 /* The MSR address offset of x2APIC */
263
264 #if !defined(__xpv)
265 /*
266 * AMD C1E
267 */
268 #define MSR_AMD_INT_PENDING_CMP_HALT 0xC0010055
269 #define AMD_ACTONCMPHALT_SHIFT 27
270 #define AMD_ACTONCMPHALT_MASK 3
271 #endif
272
273 #define MSR_DEBUGCTL 0x1d9
274
275 #define DEBUGCTL_LBR 0x01
276 #define DEBUGCTL_BTF 0x02
277
278 /* Intel P6, AMD */
279 #define MSR_LBR_FROM 0x1db
280 #define MSR_LBR_TO 0x1dc
281 #define MSR_LEX_FROM 0x1dd
282 #define MSR_LEX_TO 0x1de
283
284 /* Intel P4 (pre-Prescott, non P4 M) */
285 #define MSR_P4_LBSTK_TOS 0x1da
286 #define MSR_P4_LBSTK_0 0x1db
287 #define MSR_P4_LBSTK_1 0x1dc
288 #define MSR_P4_LBSTK_2 0x1dd
289 #define MSR_P4_LBSTK_3 0x1de
290
291 /* Intel Pentium M */
292 #define MSR_P6M_LBSTK_TOS 0x1c9
293 #define MSR_P6M_LBSTK_0 0x040
294 #define MSR_P6M_LBSTK_1 0x041
295 #define MSR_P6M_LBSTK_2 0x042
296 #define MSR_P6M_LBSTK_3 0x043
297 #define MSR_P6M_LBSTK_4 0x044
298 #define MSR_P6M_LBSTK_5 0x045
299 #define MSR_P6M_LBSTK_6 0x046
300 #define MSR_P6M_LBSTK_7 0x047
301
302 /* Intel P4 (Prescott) */
303 #define MSR_PRP4_LBSTK_TOS 0x1da
304 #define MSR_PRP4_LBSTK_FROM_0 0x680
305 #define MSR_PRP4_LBSTK_FROM_1 0x681
306 #define MSR_PRP4_LBSTK_FROM_2 0x682
307 #define MSR_PRP4_LBSTK_FROM_3 0x683
308 #define MSR_PRP4_LBSTK_FROM_4 0x684
309 #define MSR_PRP4_LBSTK_FROM_5 0x685
310 #define MSR_PRP4_LBSTK_FROM_6 0x686
311 #define MSR_PRP4_LBSTK_FROM_7 0x687
312 #define MSR_PRP4_LBSTK_FROM_8 0x688
313 #define MSR_PRP4_LBSTK_FROM_9 0x689
314 #define MSR_PRP4_LBSTK_FROM_10 0x68a
315 #define MSR_PRP4_LBSTK_FROM_11 0x68b
316 #define MSR_PRP4_LBSTK_FROM_12 0x68c
317 #define MSR_PRP4_LBSTK_FROM_13 0x68d
318 #define MSR_PRP4_LBSTK_FROM_14 0x68e
319 #define MSR_PRP4_LBSTK_FROM_15 0x68f
320 #define MSR_PRP4_LBSTK_TO_0 0x6c0
321 #define MSR_PRP4_LBSTK_TO_1 0x6c1
322 #define MSR_PRP4_LBSTK_TO_2 0x6c2
323 #define MSR_PRP4_LBSTK_TO_3 0x6c3
324 #define MSR_PRP4_LBSTK_TO_4 0x6c4
325 #define MSR_PRP4_LBSTK_TO_5 0x6c5
326 #define MSR_PRP4_LBSTK_TO_6 0x6c6
327 #define MSR_PRP4_LBSTK_TO_7 0x6c7
328 #define MSR_PRP4_LBSTK_TO_8 0x6c8
329 #define MSR_PRP4_LBSTK_TO_9 0x6c9
330 #define MSR_PRP4_LBSTK_TO_10 0x6ca
331 #define MSR_PRP4_LBSTK_TO_11 0x6cb
332 #define MSR_PRP4_LBSTK_TO_12 0x6cc
333 #define MSR_PRP4_LBSTK_TO_13 0x6cd
334 #define MSR_PRP4_LBSTK_TO_14 0x6ce
335 #define MSR_PRP4_LBSTK_TO_15 0x6cf
336
337 #define MCI_CTL_VALUE 0xffffffff
338
339 #define MTRR_TYPE_UC 0
340 #define MTRR_TYPE_WC 1
341 #define MTRR_TYPE_WT 4
342 #define MTRR_TYPE_WP 5
343 #define MTRR_TYPE_WB 6
344 #define MTRR_TYPE_UC_ 7
345
346 /*
347 * For Solaris we set up the page attritubute table in the following way:
348 * PAT0 Write-Back
349 * PAT1 Write-Through
350 * PAT2 Unchacheable-
351 * PAT3 Uncacheable
352 * PAT4 Write-Back
353 * PAT5 Write-Through
354 * PAT6 Write-Combine
355 * PAT7 Uncacheable
356 * The only difference from h/w default is entry 6.
357 */
358 #define PAT_DEFAULT_ATTRIBUTE \
359 ((uint64_t)MTRR_TYPE_WB | \
360 ((uint64_t)MTRR_TYPE_WT << 8) | \
361 ((uint64_t)MTRR_TYPE_UC_ << 16) | \
362 ((uint64_t)MTRR_TYPE_UC << 24) | \
363 ((uint64_t)MTRR_TYPE_WB << 32) | \
364 ((uint64_t)MTRR_TYPE_WT << 40) | \
365 ((uint64_t)MTRR_TYPE_WC << 48) | \
366 ((uint64_t)MTRR_TYPE_UC << 56))
367
368 #define X86FSET_LARGEPAGE 0
369 #define X86FSET_TSC 1
370 #define X86FSET_MSR 2
371 #define X86FSET_MTRR 3
372 #define X86FSET_PGE 4
373 #define X86FSET_DE 5
374 #define X86FSET_CMOV 6
375 #define X86FSET_MMX 7
376 #define X86FSET_MCA 8
377 #define X86FSET_PAE 9
378 #define X86FSET_CX8 10
379 #define X86FSET_PAT 11
380 #define X86FSET_SEP 12
381 #define X86FSET_SSE 13
382 #define X86FSET_SSE2 14
383 #define X86FSET_HTT 15
384 #define X86FSET_ASYSC 16
385 #define X86FSET_NX 17
386 #define X86FSET_SSE3 18
387 #define X86FSET_CX16 19
388 #define X86FSET_CMP 20
389 #define X86FSET_TSCP 21
390 #define X86FSET_MWAIT 22
391 #define X86FSET_SSE4A 23
392 #define X86FSET_CPUID 24
393 #define X86FSET_SSSE3 25
394 #define X86FSET_SSE4_1 26
395 #define X86FSET_SSE4_2 27
396 #define X86FSET_1GPG 28
397 #define X86FSET_CLFSH 29
398 #define X86FSET_64 30
399 #define X86FSET_AES 31
400 #define X86FSET_PCLMULQDQ 32
401 #define X86FSET_XSAVE 33
402 #define X86FSET_AVX 34
403 #define X86FSET_VMX 35
404 #define X86FSET_SVM 36
405 #define X86FSET_TOPOEXT 37
406 #define X86FSET_F16C 38
407 #define X86FSET_RDRAND 39
408 #define X86FSET_X2APIC 40
409 #define X86FSET_AVX2 41
410 #define X86FSET_BMI1 42
411 #define X86FSET_BMI2 43
412 #define X86FSET_FMA 44
413 #define X86FSET_SMEP 45
414 #define X86FSET_SMAP 46
415 #define X86FSET_ADX 47
416 #define X86FSET_RDSEED 48
417 #define X86FSET_MPX 49
418 #define X86FSET_AVX512F 50
419 #define X86FSET_AVX512DQ 51
420 #define X86FSET_AVX512PF 52
421 #define X86FSET_AVX512ER 53
422 #define X86FSET_AVX512CD 54
423 #define X86FSET_AVX512BW 55
424 #define X86FSET_AVX512VL 56
425 #define X86FSET_AVX512FMA 57
426 #define X86FSET_AVX512VBMI 58
427 #define X86FSET_AVX512VPOPCDQ 59
428 #define X86FSET_AVX512NNIW 60
429 #define X86FSET_AVX512FMAPS 61
430 #define X86FSET_XSAVEOPT 62
431 #define X86FSET_XSAVEC 63
432 #define X86FSET_XSAVES 64
433 #define X86FSET_SHA 65
434 #define X86FSET_UMIP 66
435 #define X86FSET_PKU 67
436 #define X86FSET_OSPKE 68
437 #define X86FSET_PCID 69
438 #define X86FSET_INVPCID 70
439
440 /*
441 * Intel Deep C-State invariant TSC in leaf 0x80000007.
442 */
443 #define CPUID_TSC_CSTATE_INVARIANCE (0x100)
444
445 /*
446 * Intel Deep C-state always-running local APIC timer
447 */
448 #define CPUID_CSTATE_ARAT (0x4)
449
450 /*
451 * Intel ENERGY_PERF_BIAS MSR indicated by feature bit CPUID.6.ECX[3].
452 */
453 #define CPUID_EPB_SUPPORT (1 << 3)
454
455 /*
456 * Intel TSC deadline timer
457 */
458 #define CPUID_DEADLINE_TSC (1 << 24)
459
460 /*
461 * x86_type is a legacy concept; this is supplanted
462 * for most purposes by x86_featureset; modern CPUs
463 * should be X86_TYPE_OTHER
464 */
465 #define X86_TYPE_OTHER 0
466 #define X86_TYPE_486 1
467 #define X86_TYPE_P5 2
468 #define X86_TYPE_P6 3
469 #define X86_TYPE_CYRIX_486 4
470 #define X86_TYPE_CYRIX_6x86L 5
471 #define X86_TYPE_CYRIX_6x86 6
472 #define X86_TYPE_CYRIX_GXm 7
473 #define X86_TYPE_CYRIX_6x86MX 8
474 #define X86_TYPE_CYRIX_MediaGX 9
475 #define X86_TYPE_CYRIX_MII 10
476 #define X86_TYPE_VIA_CYRIX_III 11
477 #define X86_TYPE_P4 12
478
479 /*
480 * x86_vendor allows us to select between
481 * implementation features and helps guide
482 * the interpretation of the cpuid instruction.
483 */
484 #define X86_VENDOR_Intel 0
485 #define X86_VENDORSTR_Intel "GenuineIntel"
486
487 #define X86_VENDOR_IntelClone 1
488
489 #define X86_VENDOR_AMD 2
490 #define X86_VENDORSTR_AMD "AuthenticAMD"
491
492 #define X86_VENDOR_Cyrix 3
493 #define X86_VENDORSTR_CYRIX "CyrixInstead"
494
495 #define X86_VENDOR_UMC 4
496 #define X86_VENDORSTR_UMC "UMC UMC UMC "
497
498 #define X86_VENDOR_NexGen 5
499 #define X86_VENDORSTR_NexGen "NexGenDriven"
500
501 #define X86_VENDOR_Centaur 6
502 #define X86_VENDORSTR_Centaur "CentaurHauls"
503
504 #define X86_VENDOR_Rise 7
505 #define X86_VENDORSTR_Rise "RiseRiseRise"
506
507 #define X86_VENDOR_SiS 8
508 #define X86_VENDORSTR_SiS "SiS SiS SiS "
509
510 #define X86_VENDOR_TM 9
511 #define X86_VENDORSTR_TM "GenuineTMx86"
512
513 #define X86_VENDOR_NSC 10
514 #define X86_VENDORSTR_NSC "Geode by NSC"
515
516 /*
517 * Vendor string max len + \0
518 */
519 #define X86_VENDOR_STRLEN 13
520
521 /*
522 * Some vendor/family/model/stepping ranges are commonly grouped under
523 * a single identifying banner by the vendor. The following encode
524 * that "revision" in a uint32_t with the 8 most significant bits
525 * identifying the vendor with X86_VENDOR_*, the next 8 identifying the
526 * family, and the remaining 16 typically forming a bitmask of revisions
527 * within that family with more significant bits indicating "later" revisions.
528 */
529
530 #define _X86_CHIPREV_VENDOR_MASK 0xff000000u
531 #define _X86_CHIPREV_VENDOR_SHIFT 24
532 #define _X86_CHIPREV_FAMILY_MASK 0x00ff0000u
533 #define _X86_CHIPREV_FAMILY_SHIFT 16
534 #define _X86_CHIPREV_REV_MASK 0x0000ffffu
535
536 #define _X86_CHIPREV_VENDOR(x) \
537 (((x) & _X86_CHIPREV_VENDOR_MASK) >> _X86_CHIPREV_VENDOR_SHIFT)
538 #define _X86_CHIPREV_FAMILY(x) \
539 (((x) & _X86_CHIPREV_FAMILY_MASK) >> _X86_CHIPREV_FAMILY_SHIFT)
540 #define _X86_CHIPREV_REV(x) \
541 ((x) & _X86_CHIPREV_REV_MASK)
542
543 /* True if x matches in vendor and family and if x matches the given rev mask */
544 #define X86_CHIPREV_MATCH(x, mask) \
545 (_X86_CHIPREV_VENDOR(x) == _X86_CHIPREV_VENDOR(mask) && \
546 _X86_CHIPREV_FAMILY(x) == _X86_CHIPREV_FAMILY(mask) && \
547 ((_X86_CHIPREV_REV(x) & _X86_CHIPREV_REV(mask)) != 0))
548
549 /* True if x matches in vendor and family, and rev is at least minx */
550 #define X86_CHIPREV_ATLEAST(x, minx) \
551 (_X86_CHIPREV_VENDOR(x) == _X86_CHIPREV_VENDOR(minx) && \
552 _X86_CHIPREV_FAMILY(x) == _X86_CHIPREV_FAMILY(minx) && \
553 _X86_CHIPREV_REV(x) >= _X86_CHIPREV_REV(minx))
554
555 #define _X86_CHIPREV_MKREV(vendor, family, rev) \
556 ((uint32_t)(vendor) << _X86_CHIPREV_VENDOR_SHIFT | \
557 (family) << _X86_CHIPREV_FAMILY_SHIFT | (rev))
558
559 /* True if x matches in vendor, and family is at least minx */
560 #define X86_CHIPFAM_ATLEAST(x, minx) \
561 (_X86_CHIPREV_VENDOR(x) == _X86_CHIPREV_VENDOR(minx) && \
562 _X86_CHIPREV_FAMILY(x) >= _X86_CHIPREV_FAMILY(minx))
563
564 /* Revision default */
565 #define X86_CHIPREV_UNKNOWN 0x0
566
567 /*
568 * Definitions for AMD Family 0xf. Minor revisions C0 and CG are
569 * sufficiently different that we will distinguish them; in all other
570 * case we will identify the major revision.
571 */
572 #define X86_CHIPREV_AMD_F_REV_B _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0001)
573 #define X86_CHIPREV_AMD_F_REV_C0 _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0002)
574 #define X86_CHIPREV_AMD_F_REV_CG _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0004)
575 #define X86_CHIPREV_AMD_F_REV_D _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0008)
576 #define X86_CHIPREV_AMD_F_REV_E _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0010)
577 #define X86_CHIPREV_AMD_F_REV_F _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0020)
578 #define X86_CHIPREV_AMD_F_REV_G _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0040)
579
580 /*
581 * Definitions for AMD Family 0x10. Rev A was Engineering Samples only.
582 */
583 #define X86_CHIPREV_AMD_10_REV_A \
584 _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x10, 0x0001)
585 #define X86_CHIPREV_AMD_10_REV_B \
586 _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x10, 0x0002)
587 #define X86_CHIPREV_AMD_10_REV_C2 \
588 _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x10, 0x0004)
589 #define X86_CHIPREV_AMD_10_REV_C3 \
590 _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x10, 0x0008)
591 #define X86_CHIPREV_AMD_10_REV_D0 \
592 _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x10, 0x0010)
593 #define X86_CHIPREV_AMD_10_REV_D1 \
594 _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x10, 0x0020)
595 #define X86_CHIPREV_AMD_10_REV_E \
596 _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x10, 0x0040)
597
598 /*
599 * Definitions for AMD Family 0x11.
600 */
601 #define X86_CHIPREV_AMD_11_REV_B \
602 _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x11, 0x0002)
603
604 /*
605 * Definitions for AMD Family 0x12.
606 */
607 #define X86_CHIPREV_AMD_12_REV_B \
608 _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x12, 0x0002)
609
610 /*
611 * Definitions for AMD Family 0x14.
612 */
613 #define X86_CHIPREV_AMD_14_REV_B \
614 _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x14, 0x0002)
615 #define X86_CHIPREV_AMD_14_REV_C \
616 _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x14, 0x0004)
617
618 /*
619 * Definitions for AMD Family 0x15
620 */
621 #define X86_CHIPREV_AMD_15OR_REV_B2 \
622 _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x15, 0x0001)
623
624 #define X86_CHIPREV_AMD_15TN_REV_A1 \
625 _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x15, 0x0002)
626
627 /*
628 * Various socket/package types, extended as the need to distinguish
629 * a new type arises. The top 8 byte identfies the vendor and the
630 * remaining 24 bits describe 24 socket types.
631 */
632
633 #define _X86_SOCKET_VENDOR_SHIFT 24
634 #define _X86_SOCKET_VENDOR(x) ((x) >> _X86_SOCKET_VENDOR_SHIFT)
635 #define _X86_SOCKET_TYPE_MASK 0x00ffffff
636 #define _X86_SOCKET_TYPE(x) ((x) & _X86_SOCKET_TYPE_MASK)
637
638 #define _X86_SOCKET_MKVAL(vendor, bitval) \
639 ((uint32_t)(vendor) << _X86_SOCKET_VENDOR_SHIFT | (bitval))
640
641 #define X86_SOCKET_MATCH(s, mask) \
642 (_X86_SOCKET_VENDOR(s) == _X86_SOCKET_VENDOR(mask) && \
643 (_X86_SOCKET_TYPE(s) & _X86_SOCKET_TYPE(mask)) != 0)
644
645 #define X86_SOCKET_UNKNOWN 0x0
646 /*
647 * AMD socket types
648 */
649 #define X86_SOCKET_754 _X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000001)
650 #define X86_SOCKET_939 _X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000002)
651 #define X86_SOCKET_940 _X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000004)
652 #define X86_SOCKET_S1g1 _X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000008)
653 #define X86_SOCKET_AM2 _X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000010)
654 #define X86_SOCKET_F1207 _X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000020)
655 #define X86_SOCKET_S1g2 _X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000040)
656 #define X86_SOCKET_S1g3 _X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000080)
657 #define X86_SOCKET_AM _X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000100)
658 #define X86_SOCKET_AM2R2 _X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000200)
659 #define X86_SOCKET_AM3 _X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000400)
660 #define X86_SOCKET_G34 _X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000800)
661 #define X86_SOCKET_ASB2 _X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x001000)
662 #define X86_SOCKET_C32 _X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x002000)
663 #define X86_SOCKET_S1g4 _X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x004000)
664 #define X86_SOCKET_FT1 _X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x008000)
665 #define X86_SOCKET_FM1 _X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x010000)
666 #define X86_SOCKET_FS1 _X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x020000)
667 #define X86_SOCKET_AM3R2 _X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x040000)
668 #define X86_SOCKET_FP2 _X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x080000)
669 #define X86_SOCKET_FS1R2 _X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x100000)
670 #define X86_SOCKET_FM2 _X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x200000)
671
672 /*
673 * xgetbv/xsetbv support
674 * See section 13.3 in vol. 1 of the Intel devlopers manual.
675 */
676
677 #define XFEATURE_ENABLED_MASK 0x0
678 /*
679 * XFEATURE_ENABLED_MASK values (eax)
680 * See setup_xfem().
681 */
682 #define XFEATURE_LEGACY_FP 0x1
683 #define XFEATURE_SSE 0x2
684 #define XFEATURE_AVX 0x4
685 #define XFEATURE_MPX 0x18 /* 2 bits, both 0 or 1 */
686 #define XFEATURE_AVX512 0xe0 /* 3 bits, all 0 or 1 */
687 /* bit 8 unused */
688 #define XFEATURE_PKRU 0x200
689 #define XFEATURE_FP_ALL \
690 (XFEATURE_LEGACY_FP | XFEATURE_SSE | XFEATURE_AVX | XFEATURE_MPX | \
691 XFEATURE_AVX512 | XFEATURE_PKRU)
692
693 #if !defined(_ASM)
694
695 #if defined(_KERNEL) || defined(_KMEMUSER)
696
697 #define NUM_X86_FEATURES 71
698 extern uchar_t x86_featureset[];
699
700 extern void free_x86_featureset(void *featureset);
701 extern boolean_t is_x86_feature(void *featureset, uint_t feature);
702 extern void add_x86_feature(void *featureset, uint_t feature);
703 extern void remove_x86_feature(void *featureset, uint_t feature);
704 extern boolean_t compare_x86_featureset(void *setA, void *setB);
705 extern void print_x86_featureset(void *featureset);
706
707
708 extern uint_t x86_type;
709 extern uint_t x86_vendor;
710 extern uint_t x86_clflush_size;
711
712 extern uint_t pentiumpro_bug4046376;
713
714 extern const char CyrixInstead[];
715
716 #endif
717
718 #if defined(_KERNEL)
719
720 /*
721 * This structure is used to pass arguments and get return values back
722 * from the CPUID instruction in __cpuid_insn() routine.
723 */
724 struct cpuid_regs {
725 uint32_t cp_eax;
726 uint32_t cp_ebx;
727 uint32_t cp_ecx;
728 uint32_t cp_edx;
729 };
730
731 extern int x86_use_pcid;
732 extern int x86_use_invpcid;
733
734 /*
735 * Utility functions to get/set extended control registers (XCR)
736 * Initial use is to get/set the contents of the XFEATURE_ENABLED_MASK.
737 */
738 extern uint64_t get_xcr(uint_t);
739 extern void set_xcr(uint_t, uint64_t);
740
741 extern uint64_t rdmsr(uint_t);
742 extern void wrmsr(uint_t, const uint64_t);
743 extern uint64_t xrdmsr(uint_t);
744 extern void xwrmsr(uint_t, const uint64_t);
745 extern int checked_rdmsr(uint_t, uint64_t *);
746 extern int checked_wrmsr(uint_t, uint64_t);
747
748 extern void invalidate_cache(void);
749 extern ulong_t getcr4(void);
750 extern void setcr4(ulong_t);
751
752 extern void mtrr_sync(void);
753
754 extern void cpu_fast_syscall_enable(void *);
755 extern void cpu_fast_syscall_disable(void *);
756
757 struct cpu;
758
759 extern int cpuid_checkpass(struct cpu *, int);
760 extern uint32_t cpuid_insn(struct cpu *, struct cpuid_regs *);
761 extern uint32_t __cpuid_insn(struct cpuid_regs *);
762 extern int cpuid_getbrandstr(struct cpu *, char *, size_t);
763 extern int cpuid_getidstr(struct cpu *, char *, size_t);
764 extern const char *cpuid_getvendorstr(struct cpu *);
765 extern uint_t cpuid_getvendor(struct cpu *);
766 extern uint_t cpuid_getfamily(struct cpu *);
767 extern uint_t cpuid_getmodel(struct cpu *);
768 extern uint_t cpuid_getstep(struct cpu *);
769 extern uint_t cpuid_getsig(struct cpu *);
770 extern uint_t cpuid_get_ncpu_per_chip(struct cpu *);
771 extern uint_t cpuid_get_ncore_per_chip(struct cpu *);
772 extern uint_t cpuid_get_ncpu_sharing_last_cache(struct cpu *);
773 extern id_t cpuid_get_last_lvl_cacheid(struct cpu *);
774 extern int cpuid_get_chipid(struct cpu *);
775 extern id_t cpuid_get_coreid(struct cpu *);
776 extern int cpuid_get_pkgcoreid(struct cpu *);
777 extern int cpuid_get_clogid(struct cpu *);
778 extern int cpuid_get_cacheid(struct cpu *);
779 extern uint32_t cpuid_get_apicid(struct cpu *);
780 extern uint_t cpuid_get_procnodeid(struct cpu *cpu);
781 extern uint_t cpuid_get_procnodes_per_pkg(struct cpu *cpu);
782 extern uint_t cpuid_get_compunitid(struct cpu *cpu);
783 extern uint_t cpuid_get_cores_per_compunit(struct cpu *cpu);
784 extern size_t cpuid_get_xsave_size();
785 extern boolean_t cpuid_need_fp_excp_handling();
786 extern int cpuid_is_cmt(struct cpu *);
787 extern int cpuid_syscall32_insn(struct cpu *);
788 extern int getl2cacheinfo(struct cpu *, int *, int *, int *);
789
790 extern uint32_t cpuid_getchiprev(struct cpu *);
791 extern const char *cpuid_getchiprevstr(struct cpu *);
792 extern uint32_t cpuid_getsockettype(struct cpu *);
793 extern const char *cpuid_getsocketstr(struct cpu *);
794
795 extern int cpuid_have_cr8access(struct cpu *);
796
797 extern int cpuid_opteron_erratum(struct cpu *, uint_t);
798
799 struct cpuid_info;
800
801 extern void setx86isalist(void);
802 extern void cpuid_alloc_space(struct cpu *);
803 extern void cpuid_free_space(struct cpu *);
804 extern void cpuid_pass1(struct cpu *, uchar_t *);
805 extern void cpuid_pass2(struct cpu *);
806 extern void cpuid_pass3(struct cpu *);
807 extern void cpuid_pass4(struct cpu *, uint_t *);
808 extern void cpuid_set_cpu_properties(void *, processorid_t,
809 struct cpuid_info *);
810
811 extern void cpuid_get_addrsize(struct cpu *, uint_t *, uint_t *);
812 extern uint_t cpuid_get_dtlb_nent(struct cpu *, size_t);
813
814 #if !defined(__xpv)
815 extern uint32_t *cpuid_mwait_alloc(struct cpu *);
816 extern void cpuid_mwait_free(struct cpu *);
817 extern int cpuid_deep_cstates_supported(void);
818 extern int cpuid_arat_supported(void);
819 extern int cpuid_iepb_supported(struct cpu *);
820 extern int cpuid_deadline_tsc_supported(void);
821 extern void vmware_port(int, uint32_t *);
822 #endif
823
824 struct cpu_ucode_info;
825
826 extern void ucode_alloc_space(struct cpu *);
827 extern void ucode_free_space(struct cpu *);
828 extern void ucode_check(struct cpu *);
829 extern void ucode_cleanup();
830
831 #if !defined(__xpv)
832 extern char _tsc_mfence_start;
833 extern char _tsc_mfence_end;
834 extern char _tscp_start;
835 extern char _tscp_end;
836 extern char _no_rdtsc_start;
837 extern char _no_rdtsc_end;
838 extern char _tsc_lfence_start;
839 extern char _tsc_lfence_end;
840 #endif
841
842 #if !defined(__xpv)
843 extern char bcopy_patch_start;
844 extern char bcopy_patch_end;
845 extern char bcopy_ck_size;
846 #endif
847
848 extern void post_startup_cpu_fixups(void);
849
850 extern uint_t workaround_errata(struct cpu *);
851
852 #if defined(OPTERON_ERRATUM_93)
853 extern int opteron_erratum_93;
854 #endif
855
856 #if defined(OPTERON_ERRATUM_91)
857 extern int opteron_erratum_91;
858 #endif
859
860 #if defined(OPTERON_ERRATUM_100)
861 extern int opteron_erratum_100;
862 #endif
863
864 #if defined(OPTERON_ERRATUM_121)
865 extern int opteron_erratum_121;
866 #endif
867
868 #if defined(OPTERON_WORKAROUND_6323525)
869 extern int opteron_workaround_6323525;
870 extern void patch_workaround_6323525(void);
871 #endif
872
873 #if !defined(__xpv)
874 extern void determine_platform(void);
875 #endif
876 extern int get_hwenv(void);
877 extern int is_controldom(void);
878
879 extern void enable_pcid(void);
880
881 extern void xsave_setup_msr(struct cpu *);
882
883 /*
884 * Hypervisor signatures
885 */
886 #define HVSIG_XEN_HVM "XenVMMXenVMM"
887 #define HVSIG_VMWARE "VMwareVMware"
888 #define HVSIG_KVM "KVMKVMKVM"
889 #define HVSIG_MICROSOFT "Microsoft Hv"
890
891 /*
892 * Defined hardware environments
893 */
894 #define HW_NATIVE (1 << 0) /* Running on bare metal */
895 #define HW_XEN_PV (1 << 1) /* Running on Xen PVM */
896
897 #define HW_XEN_HVM (1 << 2) /* Running on Xen HVM */
898 #define HW_VMWARE (1 << 3) /* Running on VMware hypervisor */
899 #define HW_KVM (1 << 4) /* Running on KVM hypervisor */
900 #define HW_MICROSOFT (1 << 5) /* Running on Microsoft hypervisor */
901
902 #define HW_VIRTUAL (HW_XEN_HVM | HW_VMWARE | HW_KVM | HW_MICROSOFT)
903
904 #endif /* _KERNEL */
905
906 #endif /* !_ASM */
907
908 /*
909 * VMware hypervisor related defines
910 */
911 #define VMWARE_HVMAGIC 0x564d5868
912 #define VMWARE_HVPORT 0x5658
913 #define VMWARE_HVCMD_GETVERSION 0x0a
914 #define VMWARE_HVCMD_GETTSCFREQ 0x2d
915
916 #ifdef __cplusplus
917 }
918 #endif
919
920 #endif /* _SYS_X86_ARCHEXT_H */