xref: /illumos-gate/usr/src/uts/intel/sys/x86_archext.h (revision 8c69cc8fbe729fa7b091e901c4b50508ccc6bb33)
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  * Copyright 2012 Nexenta Systems, Inc. All rights reserved.
25  */
26 /*
27  * Copyright (c) 2010, Intel Corporation.
28  * All rights reserved.
29  */
30 /*
31  * Copyright 2017 Joyent, Inc.
32  * Copyright 2012 Jens Elkner <jel+illumos@cs.uni-magdeburg.de>
33  * Copyright 2012 Hans Rosenfeld <rosenfeld@grumpf.hope-2000.org>
34  * Copyright 2014 Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
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 						/* 0x00000004 - reserved */
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 						/* 0x00008000 - reserved */
108 						/* 0x00010000 - reserved */
109 						/* 0x00020000 - reserved */
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_AES	0x02000000	/* AES insns */
117 #define	CPUID_INTC_ECX_XSAVE	0x04000000	/* XSAVE/XRESTOR insns */
118 #define	CPUID_INTC_ECX_OSXSAVE	0x08000000	/* OS supports XSAVE insns */
119 #define	CPUID_INTC_ECX_AVX	0x10000000	/* AVX supported */
120 #define	CPUID_INTC_ECX_F16C	0x20000000	/* F16C supported */
121 #define	CPUID_INTC_ECX_RDRAND	0x40000000	/* RDRAND supported */
122 #define	CPUID_INTC_ECX_HV	0x80000000	/* Hypervisor */
123 
124 /*
125  * cpuid instruction feature flags in %edx (extended function 0x80000001)
126  */
127 
128 #define	CPUID_AMD_EDX_FPU	0x00000001	/* x87 fpu present */
129 #define	CPUID_AMD_EDX_VME	0x00000002	/* virtual-8086 extension */
130 #define	CPUID_AMD_EDX_DE	0x00000004	/* debugging extensions */
131 #define	CPUID_AMD_EDX_PSE	0x00000008	/* page size extensions */
132 #define	CPUID_AMD_EDX_TSC	0x00000010	/* time stamp counter */
133 #define	CPUID_AMD_EDX_MSR	0x00000020	/* rdmsr and wrmsr */
134 #define	CPUID_AMD_EDX_PAE	0x00000040	/* physical addr extension */
135 #define	CPUID_AMD_EDX_MCE	0x00000080	/* machine check exception */
136 #define	CPUID_AMD_EDX_CX8	0x00000100	/* cmpxchg8b instruction */
137 #define	CPUID_AMD_EDX_APIC	0x00000200	/* local APIC */
138 						/* 0x00000400 - sysc on K6m6 */
139 #define	CPUID_AMD_EDX_SYSC	0x00000800	/* AMD: syscall and sysret */
140 #define	CPUID_AMD_EDX_MTRR	0x00001000	/* memory type and range reg */
141 #define	CPUID_AMD_EDX_PGE	0x00002000	/* page global enable */
142 #define	CPUID_AMD_EDX_MCA	0x00004000	/* machine check arch */
143 #define	CPUID_AMD_EDX_CMOV	0x00008000	/* conditional move insns */
144 #define	CPUID_AMD_EDX_PAT	0x00010000	/* K7: page attribute table */
145 #define	CPUID_AMD_EDX_FCMOV	0x00010000	/* FCMOVcc etc. */
146 #define	CPUID_AMD_EDX_PSE36	0x00020000	/* 36-bit pagesize extension */
147 				/* 0x00040000 - reserved */
148 				/* 0x00080000 - reserved */
149 #define	CPUID_AMD_EDX_NX	0x00100000	/* AMD: no-execute page prot */
150 				/* 0x00200000 - reserved */
151 #define	CPUID_AMD_EDX_MMXamd	0x00400000	/* AMD: MMX extensions */
152 #define	CPUID_AMD_EDX_MMX	0x00800000	/* MMX instructions */
153 #define	CPUID_AMD_EDX_FXSR	0x01000000	/* fxsave and fxrstor */
154 #define	CPUID_AMD_EDX_FFXSR	0x02000000	/* fast fxsave/fxrstor */
155 #define	CPUID_AMD_EDX_1GPG	0x04000000	/* 1GB page */
156 #define	CPUID_AMD_EDX_TSCP	0x08000000	/* rdtscp instruction */
157 				/* 0x10000000 - reserved */
158 #define	CPUID_AMD_EDX_LM	0x20000000	/* AMD: long mode */
159 #define	CPUID_AMD_EDX_3DNowx	0x40000000	/* AMD: extensions to 3DNow! */
160 #define	CPUID_AMD_EDX_3DNow	0x80000000	/* AMD: 3DNow! instructions */
161 
162 #define	CPUID_AMD_ECX_AHF64	0x00000001	/* LAHF and SAHF in long mode */
163 #define	CPUID_AMD_ECX_CMP_LGCY	0x00000002	/* AMD: multicore chip */
164 #define	CPUID_AMD_ECX_SVM	0x00000004	/* AMD: secure VM */
165 #define	CPUID_AMD_ECX_EAS	0x00000008	/* extended apic space */
166 #define	CPUID_AMD_ECX_CR8D	0x00000010	/* AMD: 32-bit mov %cr8 */
167 #define	CPUID_AMD_ECX_LZCNT	0x00000020	/* AMD: LZCNT insn */
168 #define	CPUID_AMD_ECX_SSE4A	0x00000040	/* AMD: SSE4A insns */
169 #define	CPUID_AMD_ECX_MAS	0x00000080	/* AMD: MisAlignSse mnode */
170 #define	CPUID_AMD_ECX_3DNP	0x00000100	/* AMD: 3DNowPrefectch */
171 #define	CPUID_AMD_ECX_OSVW	0x00000200	/* AMD: OSVW */
172 #define	CPUID_AMD_ECX_IBS	0x00000400	/* AMD: IBS */
173 #define	CPUID_AMD_ECX_SSE5	0x00000800	/* AMD: SSE5 */
174 #define	CPUID_AMD_ECX_SKINIT	0x00001000	/* AMD: SKINIT */
175 #define	CPUID_AMD_ECX_WDT	0x00002000	/* AMD: WDT */
176 #define	CPUID_AMD_ECX_TOPOEXT	0x00400000	/* AMD: Topology Extensions */
177 
178 /*
179  * AMD uses %ebx for some of their features (extended function 0x80000008).
180  */
181 #define	CPUID_AMD_EBX_ERR_PTR_ZERO	0x00000004 /* AMD: FP Err. Ptr. Zero */
182 
183 /*
184  * Intel now seems to have claimed part of the "extended" function
185  * space that we previously for non-Intel implementors to use.
186  * More excitingly still, they've claimed bit 20 to mean LAHF/SAHF
187  * is available in long mode i.e. what AMD indicate using bit 0.
188  * On the other hand, everything else is labelled as reserved.
189  */
190 #define	CPUID_INTC_ECX_AHF64	0x00100000	/* LAHF and SAHF in long mode */
191 
192 /*
193  * Intel also uses cpuid leaf 7 to have additional instructions and features.
194  * Like some other leaves, but unlike the current ones we care about, it
195  * requires us to specify both a leaf in %eax and a sub-leaf in %ecx. To deal
196  * with the potential use of additional sub-leaves in the future, we now
197  * specifically label the EBX features with their leaf and sub-leaf.
198  */
199 #define	CPUID_INTC_EBX_7_0_BMI1		0x00000008	/* BMI1 instrs */
200 #define	CPUID_INTC_EBX_7_0_HLE		0x00000010	/* HLE */
201 #define	CPUID_INTC_EBX_7_0_AVX2		0x00000020	/* AVX2 supported */
202 #define	CPUID_INTC_EBX_7_0_SMEP		0x00000080	/* SMEP in CR4 */
203 #define	CPUID_INTC_EBX_7_0_BMI2		0x00000100	/* BMI2 instrs */
204 #define	CPUID_INTC_EBX_7_0_MPX		0x00004000	/* Mem. Prot. Ext. */
205 #define	CPUID_INTC_EBX_7_0_AVX512F	0x00010000	/* AVX512 foundation */
206 #define	CPUID_INTC_EBX_7_0_AVX512DQ	0x00020000	/* AVX512DQ */
207 #define	CPUID_INTC_EBX_7_0_RDSEED	0x00040000	/* RDSEED instr */
208 #define	CPUID_INTC_EBX_7_0_ADX		0x00080000	/* ADX instrs */
209 #define	CPUID_INTC_EBX_7_0_SMAP		0x00100000	/* SMAP in CR 4 */
210 #define	CPUID_INTC_EBX_7_0_AVX512IFMA	0x00200000	/* AVX512IFMA */
211 #define	CPUID_INTC_EBX_7_0_CLWB		0x01000000	/* CLWB */
212 #define	CPUID_INTC_EBX_7_0_AVX512PF	0x04000000	/* AVX512PF */
213 #define	CPUID_INTC_EBX_7_0_AVX512ER	0x08000000	/* AVX512ER */
214 #define	CPUID_INTC_EBX_7_0_AVX512CD	0x10000000	/* AVX512CD */
215 #define	CPUID_INTC_EBX_7_0_SHA		0x20000000	/* SHA extensions */
216 #define	CPUID_INTC_EBX_7_0_AVX512BW	0x40000000	/* AVX512BW */
217 #define	CPUID_INTC_EBX_7_0_AVX512VL	0x80000000	/* AVX512VL */
218 
219 #define	CPUID_INTC_EBX_7_0_ALL_AVX512 \
220 	(CPUID_INTC_EBX_7_0_AVX512F | CPUID_INTC_EBX_7_0_AVX512DQ | \
221 	CPUID_INTC_EBX_7_0_AVX512IFMA | CPUID_INTC_EBX_7_0_AVX512PF | \
222 	CPUID_INTC_EBX_7_0_AVX512ER | CPUID_INTC_EBX_7_0_AVX512CD | \
223 	CPUID_INTC_EBX_7_0_AVX512BW | CPUID_INTC_EBX_7_0_AVX512VL)
224 
225 #define	CPUID_INTC_ECX_7_0_AVX512VBMI	0x00000002	/* AVX512VBMI */
226 #define	CPUID_INTC_ECX_7_0_UMIP		0x00000004	/* UMIP */
227 #define	CPUID_INTC_ECX_7_0_PKU		0x00000008	/* umode prot. keys */
228 #define	CPUID_INTC_ECX_7_0_OSPKE	0x00000010	/* OSPKE */
229 #define	CPUID_INTC_ECX_7_0_AVX512VPOPCDQ 0x00004000	/* AVX512 VPOPCNTDQ */
230 
231 #define	CPUID_INTC_ECX_7_0_ALL_AVX512 \
232 	(CPUID_INTC_ECX_7_0_AVX512VBMI | CPUID_INTC_ECX_7_0_AVX512VPOPCDQ)
233 
234 #define	CPUID_INTC_EDX_7_0_AVX5124NNIW	0x00000004	/* AVX512 4NNIW */
235 #define	CPUID_INTC_EDX_7_0_AVX5124FMAPS	0x00000008	/* AVX512 4FMAPS */
236 
237 #define	CPUID_INTC_EDX_7_0_ALL_AVX512 \
238 	(CPUID_INTC_EDX_7_0_AVX5124NNIW | CPUID_INTC_EDX_7_0_AVX5124FMAPS)
239 
240 /*
241  * Intel also uses cpuid leaf 0xd to report additional instructions and features
242  * when the sub-leaf in %ecx == 1. We label these using the same convention as
243  * with leaf 7.
244  */
245 #define	CPUID_INTC_EAX_D_1_XSAVEOPT	0x00000001	/* xsaveopt inst. */
246 #define	CPUID_INTC_EAX_D_1_XSAVEC	0x00000002	/* xsavec inst. */
247 #define	CPUID_INTC_EAX_D_1_XSAVES	0x00000008	/* xsaves inst. */
248 
249 #define	P5_MCHADDR	0x0
250 #define	P5_CESR		0x11
251 #define	P5_CTR0		0x12
252 #define	P5_CTR1		0x13
253 
254 #define	K5_MCHADDR	0x0
255 #define	K5_MCHTYPE	0x01
256 #define	K5_TSC		0x10
257 #define	K5_TR12		0x12
258 
259 #define	REG_PAT		0x277
260 
261 #define	REG_MC0_CTL		0x400
262 #define	REG_MC5_MISC		0x417
263 #define	REG_PERFCTR0		0xc1
264 #define	REG_PERFCTR1		0xc2
265 
266 #define	REG_PERFEVNT0		0x186
267 #define	REG_PERFEVNT1		0x187
268 
269 #define	REG_TSC			0x10	/* timestamp counter */
270 #define	REG_APIC_BASE_MSR	0x1b
271 #define	REG_X2APIC_BASE_MSR	0x800	/* The MSR address offset of x2APIC */
272 
273 #if !defined(__xpv)
274 /*
275  * AMD C1E
276  */
277 #define	MSR_AMD_INT_PENDING_CMP_HALT	0xC0010055
278 #define	AMD_ACTONCMPHALT_SHIFT	27
279 #define	AMD_ACTONCMPHALT_MASK	3
280 #endif
281 
282 #define	MSR_DEBUGCTL		0x1d9
283 
284 #define	DEBUGCTL_LBR		0x01
285 #define	DEBUGCTL_BTF		0x02
286 
287 /* Intel P6, AMD */
288 #define	MSR_LBR_FROM		0x1db
289 #define	MSR_LBR_TO		0x1dc
290 #define	MSR_LEX_FROM		0x1dd
291 #define	MSR_LEX_TO		0x1de
292 
293 /* Intel P4 (pre-Prescott, non P4 M) */
294 #define	MSR_P4_LBSTK_TOS	0x1da
295 #define	MSR_P4_LBSTK_0		0x1db
296 #define	MSR_P4_LBSTK_1		0x1dc
297 #define	MSR_P4_LBSTK_2		0x1dd
298 #define	MSR_P4_LBSTK_3		0x1de
299 
300 /* Intel Pentium M */
301 #define	MSR_P6M_LBSTK_TOS	0x1c9
302 #define	MSR_P6M_LBSTK_0		0x040
303 #define	MSR_P6M_LBSTK_1		0x041
304 #define	MSR_P6M_LBSTK_2		0x042
305 #define	MSR_P6M_LBSTK_3		0x043
306 #define	MSR_P6M_LBSTK_4		0x044
307 #define	MSR_P6M_LBSTK_5		0x045
308 #define	MSR_P6M_LBSTK_6		0x046
309 #define	MSR_P6M_LBSTK_7		0x047
310 
311 /* Intel P4 (Prescott) */
312 #define	MSR_PRP4_LBSTK_TOS	0x1da
313 #define	MSR_PRP4_LBSTK_FROM_0	0x680
314 #define	MSR_PRP4_LBSTK_FROM_1	0x681
315 #define	MSR_PRP4_LBSTK_FROM_2	0x682
316 #define	MSR_PRP4_LBSTK_FROM_3	0x683
317 #define	MSR_PRP4_LBSTK_FROM_4	0x684
318 #define	MSR_PRP4_LBSTK_FROM_5	0x685
319 #define	MSR_PRP4_LBSTK_FROM_6	0x686
320 #define	MSR_PRP4_LBSTK_FROM_7	0x687
321 #define	MSR_PRP4_LBSTK_FROM_8 	0x688
322 #define	MSR_PRP4_LBSTK_FROM_9	0x689
323 #define	MSR_PRP4_LBSTK_FROM_10	0x68a
324 #define	MSR_PRP4_LBSTK_FROM_11 	0x68b
325 #define	MSR_PRP4_LBSTK_FROM_12	0x68c
326 #define	MSR_PRP4_LBSTK_FROM_13	0x68d
327 #define	MSR_PRP4_LBSTK_FROM_14	0x68e
328 #define	MSR_PRP4_LBSTK_FROM_15	0x68f
329 #define	MSR_PRP4_LBSTK_TO_0	0x6c0
330 #define	MSR_PRP4_LBSTK_TO_1	0x6c1
331 #define	MSR_PRP4_LBSTK_TO_2	0x6c2
332 #define	MSR_PRP4_LBSTK_TO_3	0x6c3
333 #define	MSR_PRP4_LBSTK_TO_4	0x6c4
334 #define	MSR_PRP4_LBSTK_TO_5	0x6c5
335 #define	MSR_PRP4_LBSTK_TO_6	0x6c6
336 #define	MSR_PRP4_LBSTK_TO_7	0x6c7
337 #define	MSR_PRP4_LBSTK_TO_8	0x6c8
338 #define	MSR_PRP4_LBSTK_TO_9 	0x6c9
339 #define	MSR_PRP4_LBSTK_TO_10	0x6ca
340 #define	MSR_PRP4_LBSTK_TO_11	0x6cb
341 #define	MSR_PRP4_LBSTK_TO_12	0x6cc
342 #define	MSR_PRP4_LBSTK_TO_13	0x6cd
343 #define	MSR_PRP4_LBSTK_TO_14	0x6ce
344 #define	MSR_PRP4_LBSTK_TO_15	0x6cf
345 
346 #define	MCI_CTL_VALUE		0xffffffff
347 
348 #define	MTRR_TYPE_UC		0
349 #define	MTRR_TYPE_WC		1
350 #define	MTRR_TYPE_WT		4
351 #define	MTRR_TYPE_WP		5
352 #define	MTRR_TYPE_WB		6
353 #define	MTRR_TYPE_UC_		7
354 
355 /*
356  * For Solaris we set up the page attritubute table in the following way:
357  * PAT0	Write-Back
358  * PAT1	Write-Through
359  * PAT2	Unchacheable-
360  * PAT3	Uncacheable
361  * PAT4 Write-Back
362  * PAT5	Write-Through
363  * PAT6	Write-Combine
364  * PAT7 Uncacheable
365  * The only difference from h/w default is entry 6.
366  */
367 #define	PAT_DEFAULT_ATTRIBUTE			\
368 	((uint64_t)MTRR_TYPE_WB |		\
369 	((uint64_t)MTRR_TYPE_WT << 8) |		\
370 	((uint64_t)MTRR_TYPE_UC_ << 16) |	\
371 	((uint64_t)MTRR_TYPE_UC << 24) |	\
372 	((uint64_t)MTRR_TYPE_WB << 32) |	\
373 	((uint64_t)MTRR_TYPE_WT << 40) |	\
374 	((uint64_t)MTRR_TYPE_WC << 48) |	\
375 	((uint64_t)MTRR_TYPE_UC << 56))
376 
377 #define	X86FSET_LARGEPAGE	0
378 #define	X86FSET_TSC		1
379 #define	X86FSET_MSR		2
380 #define	X86FSET_MTRR		3
381 #define	X86FSET_PGE		4
382 #define	X86FSET_DE		5
383 #define	X86FSET_CMOV		6
384 #define	X86FSET_MMX		7
385 #define	X86FSET_MCA		8
386 #define	X86FSET_PAE		9
387 #define	X86FSET_CX8		10
388 #define	X86FSET_PAT		11
389 #define	X86FSET_SEP		12
390 #define	X86FSET_SSE		13
391 #define	X86FSET_SSE2		14
392 #define	X86FSET_HTT		15
393 #define	X86FSET_ASYSC		16
394 #define	X86FSET_NX		17
395 #define	X86FSET_SSE3		18
396 #define	X86FSET_CX16		19
397 #define	X86FSET_CMP		20
398 #define	X86FSET_TSCP		21
399 #define	X86FSET_MWAIT		22
400 #define	X86FSET_SSE4A		23
401 #define	X86FSET_CPUID		24
402 #define	X86FSET_SSSE3		25
403 #define	X86FSET_SSE4_1		26
404 #define	X86FSET_SSE4_2		27
405 #define	X86FSET_1GPG		28
406 #define	X86FSET_CLFSH		29
407 #define	X86FSET_64		30
408 #define	X86FSET_AES		31
409 #define	X86FSET_PCLMULQDQ	32
410 #define	X86FSET_XSAVE		33
411 #define	X86FSET_AVX		34
412 #define	X86FSET_VMX		35
413 #define	X86FSET_SVM		36
414 #define	X86FSET_TOPOEXT		37
415 #define	X86FSET_F16C		38
416 #define	X86FSET_RDRAND		39
417 #define	X86FSET_X2APIC		40
418 #define	X86FSET_AVX2		41
419 #define	X86FSET_BMI1		42
420 #define	X86FSET_BMI2		43
421 #define	X86FSET_FMA		44
422 #define	X86FSET_SMEP		45
423 #define	X86FSET_SMAP		46
424 #define	X86FSET_ADX		47
425 #define	X86FSET_RDSEED		48
426 #define	X86FSET_MPX		49
427 #define	X86FSET_AVX512F		50
428 #define	X86FSET_AVX512DQ	51
429 #define	X86FSET_AVX512PF	52
430 #define	X86FSET_AVX512ER	53
431 #define	X86FSET_AVX512CD	54
432 #define	X86FSET_AVX512BW	55
433 #define	X86FSET_AVX512VL	56
434 #define	X86FSET_AVX512FMA	57
435 #define	X86FSET_AVX512VBMI	58
436 #define	X86FSET_AVX512VPOPCDQ	59
437 #define	X86FSET_AVX512NNIW	60
438 #define	X86FSET_AVX512FMAPS	61
439 #define	X86FSET_XSAVEOPT	62
440 #define	X86FSET_XSAVEC		63
441 #define	X86FSET_XSAVES		64
442 #define	X86FSET_SHA		65
443 #define	X86FSET_UMIP		66
444 #define	X86FSET_PKU		67
445 #define	X86FSET_OSPKE		68
446 
447 /*
448  * Intel Deep C-State invariant TSC in leaf 0x80000007.
449  */
450 #define	CPUID_TSC_CSTATE_INVARIANCE	(0x100)
451 
452 /*
453  * Intel Deep C-state always-running local APIC timer
454  */
455 #define	CPUID_CSTATE_ARAT	(0x4)
456 
457 /*
458  * Intel ENERGY_PERF_BIAS MSR indicated by feature bit CPUID.6.ECX[3].
459  */
460 #define	CPUID_EPB_SUPPORT	(1 << 3)
461 
462 /*
463  * Intel TSC deadline timer
464  */
465 #define	CPUID_DEADLINE_TSC	(1 << 24)
466 
467 /*
468  * x86_type is a legacy concept; this is supplanted
469  * for most purposes by x86_featureset; modern CPUs
470  * should be X86_TYPE_OTHER
471  */
472 #define	X86_TYPE_OTHER		0
473 #define	X86_TYPE_486		1
474 #define	X86_TYPE_P5		2
475 #define	X86_TYPE_P6		3
476 #define	X86_TYPE_CYRIX_486	4
477 #define	X86_TYPE_CYRIX_6x86L	5
478 #define	X86_TYPE_CYRIX_6x86	6
479 #define	X86_TYPE_CYRIX_GXm	7
480 #define	X86_TYPE_CYRIX_6x86MX	8
481 #define	X86_TYPE_CYRIX_MediaGX	9
482 #define	X86_TYPE_CYRIX_MII	10
483 #define	X86_TYPE_VIA_CYRIX_III	11
484 #define	X86_TYPE_P4		12
485 
486 /*
487  * x86_vendor allows us to select between
488  * implementation features and helps guide
489  * the interpretation of the cpuid instruction.
490  */
491 #define	X86_VENDOR_Intel	0
492 #define	X86_VENDORSTR_Intel	"GenuineIntel"
493 
494 #define	X86_VENDOR_IntelClone	1
495 
496 #define	X86_VENDOR_AMD		2
497 #define	X86_VENDORSTR_AMD	"AuthenticAMD"
498 
499 #define	X86_VENDOR_Cyrix	3
500 #define	X86_VENDORSTR_CYRIX	"CyrixInstead"
501 
502 #define	X86_VENDOR_UMC		4
503 #define	X86_VENDORSTR_UMC	"UMC UMC UMC "
504 
505 #define	X86_VENDOR_NexGen	5
506 #define	X86_VENDORSTR_NexGen	"NexGenDriven"
507 
508 #define	X86_VENDOR_Centaur	6
509 #define	X86_VENDORSTR_Centaur	"CentaurHauls"
510 
511 #define	X86_VENDOR_Rise		7
512 #define	X86_VENDORSTR_Rise	"RiseRiseRise"
513 
514 #define	X86_VENDOR_SiS		8
515 #define	X86_VENDORSTR_SiS	"SiS SiS SiS "
516 
517 #define	X86_VENDOR_TM		9
518 #define	X86_VENDORSTR_TM	"GenuineTMx86"
519 
520 #define	X86_VENDOR_NSC		10
521 #define	X86_VENDORSTR_NSC	"Geode by NSC"
522 
523 /*
524  * Vendor string max len + \0
525  */
526 #define	X86_VENDOR_STRLEN	13
527 
528 /*
529  * Some vendor/family/model/stepping ranges are commonly grouped under
530  * a single identifying banner by the vendor.  The following encode
531  * that "revision" in a uint32_t with the 8 most significant bits
532  * identifying the vendor with X86_VENDOR_*, the next 8 identifying the
533  * family, and the remaining 16 typically forming a bitmask of revisions
534  * within that family with more significant bits indicating "later" revisions.
535  */
536 
537 #define	_X86_CHIPREV_VENDOR_MASK	0xff000000u
538 #define	_X86_CHIPREV_VENDOR_SHIFT	24
539 #define	_X86_CHIPREV_FAMILY_MASK	0x00ff0000u
540 #define	_X86_CHIPREV_FAMILY_SHIFT	16
541 #define	_X86_CHIPREV_REV_MASK		0x0000ffffu
542 
543 #define	_X86_CHIPREV_VENDOR(x) \
544 	(((x) & _X86_CHIPREV_VENDOR_MASK) >> _X86_CHIPREV_VENDOR_SHIFT)
545 #define	_X86_CHIPREV_FAMILY(x) \
546 	(((x) & _X86_CHIPREV_FAMILY_MASK) >> _X86_CHIPREV_FAMILY_SHIFT)
547 #define	_X86_CHIPREV_REV(x) \
548 	((x) & _X86_CHIPREV_REV_MASK)
549 
550 /* True if x matches in vendor and family and if x matches the given rev mask */
551 #define	X86_CHIPREV_MATCH(x, mask) \
552 	(_X86_CHIPREV_VENDOR(x) == _X86_CHIPREV_VENDOR(mask) && \
553 	_X86_CHIPREV_FAMILY(x) == _X86_CHIPREV_FAMILY(mask) && \
554 	((_X86_CHIPREV_REV(x) & _X86_CHIPREV_REV(mask)) != 0))
555 
556 /* True if x matches in vendor and family, and rev is at least minx */
557 #define	X86_CHIPREV_ATLEAST(x, minx) \
558 	(_X86_CHIPREV_VENDOR(x) == _X86_CHIPREV_VENDOR(minx) && \
559 	_X86_CHIPREV_FAMILY(x) == _X86_CHIPREV_FAMILY(minx) && \
560 	_X86_CHIPREV_REV(x) >= _X86_CHIPREV_REV(minx))
561 
562 #define	_X86_CHIPREV_MKREV(vendor, family, rev) \
563 	((uint32_t)(vendor) << _X86_CHIPREV_VENDOR_SHIFT | \
564 	(family) << _X86_CHIPREV_FAMILY_SHIFT | (rev))
565 
566 /* True if x matches in vendor, and family is at least minx */
567 #define	X86_CHIPFAM_ATLEAST(x, minx) \
568 	(_X86_CHIPREV_VENDOR(x) == _X86_CHIPREV_VENDOR(minx) && \
569 	_X86_CHIPREV_FAMILY(x) >= _X86_CHIPREV_FAMILY(minx))
570 
571 /* Revision default */
572 #define	X86_CHIPREV_UNKNOWN	0x0
573 
574 /*
575  * Definitions for AMD Family 0xf. Minor revisions C0 and CG are
576  * sufficiently different that we will distinguish them; in all other
577  * case we will identify the major revision.
578  */
579 #define	X86_CHIPREV_AMD_F_REV_B _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0001)
580 #define	X86_CHIPREV_AMD_F_REV_C0 _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0002)
581 #define	X86_CHIPREV_AMD_F_REV_CG _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0004)
582 #define	X86_CHIPREV_AMD_F_REV_D _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0008)
583 #define	X86_CHIPREV_AMD_F_REV_E _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0010)
584 #define	X86_CHIPREV_AMD_F_REV_F _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0020)
585 #define	X86_CHIPREV_AMD_F_REV_G _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0040)
586 
587 /*
588  * Definitions for AMD Family 0x10.  Rev A was Engineering Samples only.
589  */
590 #define	X86_CHIPREV_AMD_10_REV_A \
591 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x10, 0x0001)
592 #define	X86_CHIPREV_AMD_10_REV_B \
593 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x10, 0x0002)
594 #define	X86_CHIPREV_AMD_10_REV_C2 \
595 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x10, 0x0004)
596 #define	X86_CHIPREV_AMD_10_REV_C3 \
597 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x10, 0x0008)
598 #define	X86_CHIPREV_AMD_10_REV_D0 \
599 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x10, 0x0010)
600 #define	X86_CHIPREV_AMD_10_REV_D1 \
601 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x10, 0x0020)
602 #define	X86_CHIPREV_AMD_10_REV_E \
603 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x10, 0x0040)
604 
605 /*
606  * Definitions for AMD Family 0x11.
607  */
608 #define	X86_CHIPREV_AMD_11_REV_B \
609 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x11, 0x0002)
610 
611 /*
612  * Definitions for AMD Family 0x12.
613  */
614 #define	X86_CHIPREV_AMD_12_REV_B \
615 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x12, 0x0002)
616 
617 /*
618  * Definitions for AMD Family 0x14.
619  */
620 #define	X86_CHIPREV_AMD_14_REV_B \
621 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x14, 0x0002)
622 #define	X86_CHIPREV_AMD_14_REV_C \
623 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x14, 0x0004)
624 
625 /*
626  * Definitions for AMD Family 0x15
627  */
628 #define	X86_CHIPREV_AMD_15OR_REV_B2 \
629 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x15, 0x0001)
630 
631 #define	X86_CHIPREV_AMD_15TN_REV_A1 \
632 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x15, 0x0002)
633 
634 /*
635  * Various socket/package types, extended as the need to distinguish
636  * a new type arises.  The top 8 byte identfies the vendor and the
637  * remaining 24 bits describe 24 socket types.
638  */
639 
640 #define	_X86_SOCKET_VENDOR_SHIFT	24
641 #define	_X86_SOCKET_VENDOR(x)	((x) >> _X86_SOCKET_VENDOR_SHIFT)
642 #define	_X86_SOCKET_TYPE_MASK	0x00ffffff
643 #define	_X86_SOCKET_TYPE(x)		((x) & _X86_SOCKET_TYPE_MASK)
644 
645 #define	_X86_SOCKET_MKVAL(vendor, bitval) \
646 	((uint32_t)(vendor) << _X86_SOCKET_VENDOR_SHIFT | (bitval))
647 
648 #define	X86_SOCKET_MATCH(s, mask) \
649 	(_X86_SOCKET_VENDOR(s) == _X86_SOCKET_VENDOR(mask) && \
650 	(_X86_SOCKET_TYPE(s) & _X86_SOCKET_TYPE(mask)) != 0)
651 
652 #define	X86_SOCKET_UNKNOWN 0x0
653 	/*
654 	 * AMD socket types
655 	 */
656 #define	X86_SOCKET_754		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000001)
657 #define	X86_SOCKET_939		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000002)
658 #define	X86_SOCKET_940		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000004)
659 #define	X86_SOCKET_S1g1		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000008)
660 #define	X86_SOCKET_AM2		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000010)
661 #define	X86_SOCKET_F1207	_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000020)
662 #define	X86_SOCKET_S1g2		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000040)
663 #define	X86_SOCKET_S1g3		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000080)
664 #define	X86_SOCKET_AM		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000100)
665 #define	X86_SOCKET_AM2R2	_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000200)
666 #define	X86_SOCKET_AM3		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000400)
667 #define	X86_SOCKET_G34		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000800)
668 #define	X86_SOCKET_ASB2		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x001000)
669 #define	X86_SOCKET_C32		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x002000)
670 #define	X86_SOCKET_S1g4		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x004000)
671 #define	X86_SOCKET_FT1		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x008000)
672 #define	X86_SOCKET_FM1		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x010000)
673 #define	X86_SOCKET_FS1		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x020000)
674 #define	X86_SOCKET_AM3R2	_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x040000)
675 #define	X86_SOCKET_FP2		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x080000)
676 #define	X86_SOCKET_FS1R2	_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x100000)
677 #define	X86_SOCKET_FM2		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x200000)
678 
679 /*
680  * xgetbv/xsetbv support
681  * See section 13.3 in vol. 1 of the Intel devlopers manual.
682  */
683 
684 #define	XFEATURE_ENABLED_MASK	0x0
685 /*
686  * XFEATURE_ENABLED_MASK values (eax)
687  * See setup_xfem().
688  */
689 #define	XFEATURE_LEGACY_FP	0x1
690 #define	XFEATURE_SSE		0x2
691 #define	XFEATURE_AVX		0x4
692 #define	XFEATURE_MPX		0x18	/* 2 bits, both 0 or 1 */
693 #define	XFEATURE_AVX512		0xe0	/* 3 bits, all 0 or 1 */
694 	/* bit 8 unused */
695 #define	XFEATURE_PKRU		0x200
696 #define	XFEATURE_FP_ALL	\
697 	(XFEATURE_LEGACY_FP | XFEATURE_SSE | XFEATURE_AVX | XFEATURE_MPX | \
698 	XFEATURE_AVX512 | XFEATURE_PKRU)
699 
700 #if !defined(_ASM)
701 
702 #if defined(_KERNEL) || defined(_KMEMUSER)
703 
704 #define	NUM_X86_FEATURES	69
705 extern uchar_t x86_featureset[];
706 
707 extern void free_x86_featureset(void *featureset);
708 extern boolean_t is_x86_feature(void *featureset, uint_t feature);
709 extern void add_x86_feature(void *featureset, uint_t feature);
710 extern void remove_x86_feature(void *featureset, uint_t feature);
711 extern boolean_t compare_x86_featureset(void *setA, void *setB);
712 extern void print_x86_featureset(void *featureset);
713 
714 
715 extern uint_t x86_type;
716 extern uint_t x86_vendor;
717 extern uint_t x86_clflush_size;
718 
719 extern uint_t pentiumpro_bug4046376;
720 
721 extern const char CyrixInstead[];
722 
723 #endif
724 
725 #if defined(_KERNEL)
726 
727 /*
728  * This structure is used to pass arguments and get return values back
729  * from the CPUID instruction in __cpuid_insn() routine.
730  */
731 struct cpuid_regs {
732 	uint32_t	cp_eax;
733 	uint32_t	cp_ebx;
734 	uint32_t	cp_ecx;
735 	uint32_t	cp_edx;
736 };
737 
738 /*
739  * Utility functions to get/set extended control registers (XCR)
740  * Initial use is to get/set the contents of the XFEATURE_ENABLED_MASK.
741  */
742 extern uint64_t get_xcr(uint_t);
743 extern void set_xcr(uint_t, uint64_t);
744 
745 extern uint64_t rdmsr(uint_t);
746 extern void wrmsr(uint_t, const uint64_t);
747 extern uint64_t xrdmsr(uint_t);
748 extern void xwrmsr(uint_t, const uint64_t);
749 extern int checked_rdmsr(uint_t, uint64_t *);
750 extern int checked_wrmsr(uint_t, uint64_t);
751 
752 extern void invalidate_cache(void);
753 extern ulong_t getcr4(void);
754 extern void setcr4(ulong_t);
755 
756 extern void mtrr_sync(void);
757 
758 extern void cpu_fast_syscall_enable(void *);
759 extern void cpu_fast_syscall_disable(void *);
760 
761 struct cpu;
762 
763 extern int cpuid_checkpass(struct cpu *, int);
764 extern uint32_t cpuid_insn(struct cpu *, struct cpuid_regs *);
765 extern uint32_t __cpuid_insn(struct cpuid_regs *);
766 extern int cpuid_getbrandstr(struct cpu *, char *, size_t);
767 extern int cpuid_getidstr(struct cpu *, char *, size_t);
768 extern const char *cpuid_getvendorstr(struct cpu *);
769 extern uint_t cpuid_getvendor(struct cpu *);
770 extern uint_t cpuid_getfamily(struct cpu *);
771 extern uint_t cpuid_getmodel(struct cpu *);
772 extern uint_t cpuid_getstep(struct cpu *);
773 extern uint_t cpuid_getsig(struct cpu *);
774 extern uint_t cpuid_get_ncpu_per_chip(struct cpu *);
775 extern uint_t cpuid_get_ncore_per_chip(struct cpu *);
776 extern uint_t cpuid_get_ncpu_sharing_last_cache(struct cpu *);
777 extern id_t cpuid_get_last_lvl_cacheid(struct cpu *);
778 extern int cpuid_get_chipid(struct cpu *);
779 extern id_t cpuid_get_coreid(struct cpu *);
780 extern int cpuid_get_pkgcoreid(struct cpu *);
781 extern int cpuid_get_clogid(struct cpu *);
782 extern int cpuid_get_cacheid(struct cpu *);
783 extern uint32_t cpuid_get_apicid(struct cpu *);
784 extern uint_t cpuid_get_procnodeid(struct cpu *cpu);
785 extern uint_t cpuid_get_procnodes_per_pkg(struct cpu *cpu);
786 extern uint_t cpuid_get_compunitid(struct cpu *cpu);
787 extern uint_t cpuid_get_cores_per_compunit(struct cpu *cpu);
788 extern size_t cpuid_get_xsave_size();
789 extern boolean_t cpuid_need_fp_excp_handling();
790 extern int cpuid_is_cmt(struct cpu *);
791 extern int cpuid_syscall32_insn(struct cpu *);
792 extern int getl2cacheinfo(struct cpu *, int *, int *, int *);
793 
794 extern uint32_t cpuid_getchiprev(struct cpu *);
795 extern const char *cpuid_getchiprevstr(struct cpu *);
796 extern uint32_t cpuid_getsockettype(struct cpu *);
797 extern const char *cpuid_getsocketstr(struct cpu *);
798 
799 extern int cpuid_have_cr8access(struct cpu *);
800 
801 extern int cpuid_opteron_erratum(struct cpu *, uint_t);
802 
803 struct cpuid_info;
804 
805 extern void setx86isalist(void);
806 extern void cpuid_alloc_space(struct cpu *);
807 extern void cpuid_free_space(struct cpu *);
808 extern void cpuid_pass1(struct cpu *, uchar_t *);
809 extern void cpuid_pass2(struct cpu *);
810 extern void cpuid_pass3(struct cpu *);
811 extern void cpuid_pass4(struct cpu *, uint_t *);
812 extern void cpuid_set_cpu_properties(void *, processorid_t,
813     struct cpuid_info *);
814 
815 extern void cpuid_get_addrsize(struct cpu *, uint_t *, uint_t *);
816 extern uint_t cpuid_get_dtlb_nent(struct cpu *, size_t);
817 
818 #if !defined(__xpv)
819 extern uint32_t *cpuid_mwait_alloc(struct cpu *);
820 extern void cpuid_mwait_free(struct cpu *);
821 extern int cpuid_deep_cstates_supported(void);
822 extern int cpuid_arat_supported(void);
823 extern int cpuid_iepb_supported(struct cpu *);
824 extern int cpuid_deadline_tsc_supported(void);
825 extern void vmware_port(int, uint32_t *);
826 #endif
827 
828 struct cpu_ucode_info;
829 
830 extern void ucode_alloc_space(struct cpu *);
831 extern void ucode_free_space(struct cpu *);
832 extern void ucode_check(struct cpu *);
833 extern void ucode_cleanup();
834 
835 #if !defined(__xpv)
836 extern	char _tsc_mfence_start;
837 extern	char _tsc_mfence_end;
838 extern	char _tscp_start;
839 extern	char _tscp_end;
840 extern	char _no_rdtsc_start;
841 extern	char _no_rdtsc_end;
842 extern	char _tsc_lfence_start;
843 extern	char _tsc_lfence_end;
844 #endif
845 
846 #if !defined(__xpv)
847 extern	char bcopy_patch_start;
848 extern	char bcopy_patch_end;
849 extern	char bcopy_ck_size;
850 #endif
851 
852 extern void post_startup_cpu_fixups(void);
853 
854 extern uint_t workaround_errata(struct cpu *);
855 
856 #if defined(OPTERON_ERRATUM_93)
857 extern int opteron_erratum_93;
858 #endif
859 
860 #if defined(OPTERON_ERRATUM_91)
861 extern int opteron_erratum_91;
862 #endif
863 
864 #if defined(OPTERON_ERRATUM_100)
865 extern int opteron_erratum_100;
866 #endif
867 
868 #if defined(OPTERON_ERRATUM_121)
869 extern int opteron_erratum_121;
870 #endif
871 
872 #if defined(OPTERON_WORKAROUND_6323525)
873 extern int opteron_workaround_6323525;
874 extern void patch_workaround_6323525(void);
875 #endif
876 
877 #if !defined(__xpv)
878 extern void determine_platform(void);
879 #endif
880 extern int get_hwenv(void);
881 extern int is_controldom(void);
882 
883 extern void xsave_setup_msr(struct cpu *);
884 
885 /*
886  * Hypervisor signatures
887  */
888 #define	HVSIG_XEN_HVM	"XenVMMXenVMM"
889 #define	HVSIG_VMWARE	"VMwareVMware"
890 #define	HVSIG_KVM	"KVMKVMKVM"
891 #define	HVSIG_MICROSOFT	"Microsoft Hv"
892 
893 /*
894  * Defined hardware environments
895  */
896 #define	HW_NATIVE	(1 << 0)	/* Running on bare metal */
897 #define	HW_XEN_PV	(1 << 1)	/* Running on Xen PVM */
898 
899 #define	HW_XEN_HVM	(1 << 2)	/* Running on Xen HVM */
900 #define	HW_VMWARE	(1 << 3)	/* Running on VMware hypervisor */
901 #define	HW_KVM		(1 << 4)	/* Running on KVM hypervisor */
902 #define	HW_MICROSOFT	(1 << 5)	/* Running on Microsoft hypervisor */
903 
904 #define	HW_VIRTUAL	(HW_XEN_HVM | HW_VMWARE | HW_KVM | HW_MICROSOFT)
905 
906 #endif	/* _KERNEL */
907 
908 #endif	/* !_ASM */
909 
910 /*
911  * VMware hypervisor related defines
912  */
913 #define	VMWARE_HVMAGIC		0x564d5868
914 #define	VMWARE_HVPORT		0x5658
915 #define	VMWARE_HVCMD_GETVERSION	0x0a
916 #define	VMWARE_HVCMD_GETTSCFREQ	0x2d
917 
918 #ifdef	__cplusplus
919 }
920 #endif
921 
922 #endif	/* _SYS_X86_ARCHEXT_H */
923