xref: /titanic_44/usr/src/uts/intel/sys/x86_archext.h (revision d573a5661b3f90d56bd90e44b1d931805839ec80)
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 #define	FMT_CPUID_INTC_EDX					\
89 	"\20"							\
90 	"\40pbe\37ia64\36tm\35htt\34ss\33sse2\32sse\31fxsr"	\
91 	"\30mmx\27acpi\26ds\24clfsh\23psn\22pse36\21pat"	\
92 	"\20cmov\17mca\16pge\15mtrr\14sep\12apic\11cx8"		\
93 	"\10mce\7pae\6msr\5tsc\4pse\3de\2vme\1fpu"
94 
95 /*
96  * cpuid instruction feature flags in %ecx (standard function 1)
97  */
98 
99 #define	CPUID_INTC_ECX_SSE3	0x00000001	/* Yet more SSE extensions */
100 #define	CPUID_INTC_ECX_PCLMULQDQ 0x00000002 	/* PCLMULQDQ insn */
101 #define	CPUID_INTC_ECX_DTES64	0x00000004	/* 64-bit DS area */
102 #define	CPUID_INTC_ECX_MON	0x00000008	/* MONITOR/MWAIT */
103 #define	CPUID_INTC_ECX_DSCPL	0x00000010	/* CPL-qualified debug store */
104 #define	CPUID_INTC_ECX_VMX	0x00000020	/* Hardware VM extensions */
105 #define	CPUID_INTC_ECX_SMX	0x00000040	/* Secure mode extensions */
106 #define	CPUID_INTC_ECX_EST	0x00000080	/* enhanced SpeedStep */
107 #define	CPUID_INTC_ECX_TM2	0x00000100	/* thermal monitoring */
108 #define	CPUID_INTC_ECX_SSSE3	0x00000200	/* Supplemental SSE3 insns */
109 #define	CPUID_INTC_ECX_CID	0x00000400	/* L1 context ID */
110 						/* 0x00000800 - reserved */
111 #define	CPUID_INTC_ECX_FMA	0x00001000	/* Fused Multiply Add */
112 #define	CPUID_INTC_ECX_CX16	0x00002000	/* cmpxchg16 */
113 #define	CPUID_INTC_ECX_ETPRD	0x00004000	/* extended task pri messages */
114 #define	CPUID_INTC_ECX_PDCM	0x00008000	/* Perf/Debug Capability MSR */
115 						/* 0x00010000 - reserved */
116 #define	CPUID_INTC_ECX_PCID	0x00020000	/* process-context ids */
117 #define	CPUID_INTC_ECX_DCA	0x00040000	/* direct cache access */
118 #define	CPUID_INTC_ECX_SSE4_1	0x00080000	/* SSE4.1 insns */
119 #define	CPUID_INTC_ECX_SSE4_2	0x00100000	/* SSE4.2 insns */
120 #define	CPUID_INTC_ECX_X2APIC	0x00200000	/* x2APIC */
121 #define	CPUID_INTC_ECX_MOVBE	0x00400000	/* MOVBE insn */
122 #define	CPUID_INTC_ECX_POPCNT	0x00800000	/* POPCNT insn */
123 #define	CPUID_INTC_ECX_TSCDL	0x01000000	/* Deadline TSC */
124 #define	CPUID_INTC_ECX_AES	0x02000000	/* AES insns */
125 #define	CPUID_INTC_ECX_XSAVE	0x04000000	/* XSAVE/XRESTOR insns */
126 #define	CPUID_INTC_ECX_OSXSAVE	0x08000000	/* OS supports XSAVE insns */
127 #define	CPUID_INTC_ECX_AVX	0x10000000	/* AVX supported */
128 #define	CPUID_INTC_ECX_F16C	0x20000000	/* F16C supported */
129 #define	CPUID_INTC_ECX_RDRAND	0x40000000	/* RDRAND supported */
130 #define	CPUID_INTC_ECX_HV	0x80000000	/* Hypervisor */
131 
132 #define	FMT_CPUID_INTC_ECX					\
133 	"\20"							\
134 	"\37rdrand\36f16c\35avx\34osxsav\33xsave"		\
135 	"\32aes"						\
136 	"\30popcnt\27movbe\26x2apic\25sse4.2\24sse4.1\23dca"	\
137 	"\20\17etprd\16cx16\13cid\12ssse3\11tm2"		\
138 	"\10est\7smx\6vmx\5dscpl\4mon\2pclmulqdq\1sse3"
139 
140 /*
141  * cpuid instruction feature flags in %edx (extended function 0x80000001)
142  */
143 
144 #define	CPUID_AMD_EDX_FPU	0x00000001	/* x87 fpu present */
145 #define	CPUID_AMD_EDX_VME	0x00000002	/* virtual-8086 extension */
146 #define	CPUID_AMD_EDX_DE	0x00000004	/* debugging extensions */
147 #define	CPUID_AMD_EDX_PSE	0x00000008	/* page size extensions */
148 #define	CPUID_AMD_EDX_TSC	0x00000010	/* time stamp counter */
149 #define	CPUID_AMD_EDX_MSR	0x00000020	/* rdmsr and wrmsr */
150 #define	CPUID_AMD_EDX_PAE	0x00000040	/* physical addr extension */
151 #define	CPUID_AMD_EDX_MCE	0x00000080	/* machine check exception */
152 #define	CPUID_AMD_EDX_CX8	0x00000100	/* cmpxchg8b instruction */
153 #define	CPUID_AMD_EDX_APIC	0x00000200	/* local APIC */
154 						/* 0x00000400 - sysc on K6m6 */
155 #define	CPUID_AMD_EDX_SYSC	0x00000800	/* AMD: syscall and sysret */
156 #define	CPUID_AMD_EDX_MTRR	0x00001000	/* memory type and range reg */
157 #define	CPUID_AMD_EDX_PGE	0x00002000	/* page global enable */
158 #define	CPUID_AMD_EDX_MCA	0x00004000	/* machine check arch */
159 #define	CPUID_AMD_EDX_CMOV	0x00008000	/* conditional move insns */
160 #define	CPUID_AMD_EDX_PAT	0x00010000	/* K7: page attribute table */
161 #define	CPUID_AMD_EDX_FCMOV	0x00010000	/* FCMOVcc etc. */
162 #define	CPUID_AMD_EDX_PSE36	0x00020000	/* 36-bit pagesize extension */
163 				/* 0x00040000 - reserved */
164 				/* 0x00080000 - reserved */
165 #define	CPUID_AMD_EDX_NX	0x00100000	/* AMD: no-execute page prot */
166 				/* 0x00200000 - reserved */
167 #define	CPUID_AMD_EDX_MMXamd	0x00400000	/* AMD: MMX extensions */
168 #define	CPUID_AMD_EDX_MMX	0x00800000	/* MMX instructions */
169 #define	CPUID_AMD_EDX_FXSR	0x01000000	/* fxsave and fxrstor */
170 #define	CPUID_AMD_EDX_FFXSR	0x02000000	/* fast fxsave/fxrstor */
171 #define	CPUID_AMD_EDX_1GPG	0x04000000	/* 1GB page */
172 #define	CPUID_AMD_EDX_TSCP	0x08000000	/* rdtscp instruction */
173 				/* 0x10000000 - reserved */
174 #define	CPUID_AMD_EDX_LM	0x20000000	/* AMD: long mode */
175 #define	CPUID_AMD_EDX_3DNowx	0x40000000	/* AMD: extensions to 3DNow! */
176 #define	CPUID_AMD_EDX_3DNow	0x80000000	/* AMD: 3DNow! instructions */
177 
178 #define	FMT_CPUID_AMD_EDX					\
179 	"\20"							\
180 	"\40a3d\37a3d+\36lm\34tscp\32ffxsr\31fxsr"		\
181 	"\30mmx\27mmxext\25nx\22pse\21pat"			\
182 	"\20cmov\17mca\16pge\15mtrr\14syscall\12apic\11cx8"	\
183 	"\10mce\7pae\6msr\5tsc\4pse\3de\2vme\1fpu"
184 
185 /*
186  * AMD extended function 0x80000001 %ecx
187  */
188 
189 #define	CPUID_AMD_ECX_AHF64	0x00000001	/* LAHF and SAHF in long mode */
190 #define	CPUID_AMD_ECX_CMP_LGCY	0x00000002	/* AMD: multicore chip */
191 #define	CPUID_AMD_ECX_SVM	0x00000004	/* AMD: secure VM */
192 #define	CPUID_AMD_ECX_EAS	0x00000008	/* extended apic space */
193 #define	CPUID_AMD_ECX_CR8D	0x00000010	/* AMD: 32-bit mov %cr8 */
194 #define	CPUID_AMD_ECX_LZCNT	0x00000020	/* AMD: LZCNT insn */
195 #define	CPUID_AMD_ECX_SSE4A	0x00000040	/* AMD: SSE4A insns */
196 #define	CPUID_AMD_ECX_MAS	0x00000080	/* AMD: MisAlignSse mnode */
197 #define	CPUID_AMD_ECX_3DNP	0x00000100	/* AMD: 3DNowPrefectch */
198 #define	CPUID_AMD_ECX_OSVW	0x00000200	/* AMD: OSVW */
199 #define	CPUID_AMD_ECX_IBS	0x00000400	/* AMD: IBS */
200 #define	CPUID_AMD_ECX_SSE5	0x00000800	/* AMD: Extended AVX */
201 #define	CPUID_AMD_ECX_SKINIT	0x00001000	/* AMD: SKINIT */
202 #define	CPUID_AMD_ECX_WDT	0x00002000	/* AMD: WDT */
203 				/* 0x00004000 - reserved */
204 #define	CPUID_AMD_ECX_LWP	0x00008000	/* AMD: Lightweight profiling */
205 #define	CPUID_AMD_ECX_FMA4	0x00010000	/* AMD: 4-operand FMA support */
206 				/* 0x00020000 - reserved */
207 				/* 0x00040000 - reserved */
208 #define	CPUID_AMD_ECX_NIDMSR	0x00080000	/* AMD: Node ID MSR */
209 				/* 0x00100000 - reserved */
210 #define	CPUID_AMD_ECX_TBM	0x00200000	/* AMD: trailing bit manips. */
211 #define	CPUID_AMD_ECX_TOPOEXT	0x00400000	/* AMD: Topology Extensions */
212 #define	CPUID_AMD_ECX_PCEC	0x00800000	/* AMD: Core ext perf counter */
213 
214 #define	FMT_CPUID_AMD_ECX					\
215 	"\20"							\
216 	"\22topoext"						\
217 	"\14wdt\13skinit\12sse5\11ibs\10osvw\93dnp\8mas"	\
218 	"\7sse4a\6lzcnt\5cr8d\3svm\2lcmplgcy\1ahf64"
219 
220 /*
221  * Intel now seems to have claimed part of the "extended" function
222  * space that we previously for non-Intel implementors to use.
223  * More excitingly still, they've claimed bit 20 to mean LAHF/SAHF
224  * is available in long mode i.e. what AMD indicate using bit 0.
225  * On the other hand, everything else is labelled as reserved.
226  */
227 #define	CPUID_INTC_ECX_AHF64	0x00100000	/* LAHF and SAHF in long mode */
228 
229 /*
230  * Intel also uses cpuid leaf 7 to have additional instructions and features.
231  * Like some other leaves, but unlike the current ones we care about, it
232  * requires us to specify both a leaf in %eax and a sub-leaf in %ecx. To deal
233  * with the potential use of additional sub-leaves in the future, we now
234  * specifically label the EBX features with their leaf and sub-leaf.
235  */
236 #define	CPUID_INTC_EBX_7_0_BMI1		0x00000008	/* BMI1 instrs */
237 #define	CPUID_INTC_EBX_7_0_AVX2		0x00000020	/* AVX2 supported */
238 #define	CPUID_INTC_EBX_7_0_SMEP		0x00000080	/* SMEP in CR4 */
239 #define	CPUID_INTC_EBX_7_0_BMI2		0x00000100	/* BMI2 instrs */
240 #define	CPUID_INTC_EBX_7_0_RDSEED	0x00040000	/* RDSEED instr */
241 #define	CPUID_INTC_EBX_7_0_ADX		0x00080000	/* ADX instrs */
242 #define	CPUID_INTC_EBX_7_0_SHA		0x20000000	/* SHA extensions */
243 
244 #define	REG_PAT			0x277
245 #define	REG_TSC			0x10	/* timestamp counter */
246 #define	REG_APIC_BASE_MSR	0x1b
247 #define	REG_X2APIC_BASE_MSR	0x800	/* The MSR address offset of x2APIC */
248 
249 #if !defined(__xpv)
250 /*
251  * AMD C1E
252  */
253 #define	MSR_AMD_INT_PENDING_CMP_HALT	0xC0010055
254 #define	AMD_ACTONCMPHALT_SHIFT	27
255 #define	AMD_ACTONCMPHALT_MASK	3
256 #endif
257 
258 #define	MSR_DEBUGCTL		0x1d9
259 
260 #define	DEBUGCTL_LBR		0x01
261 #define	DEBUGCTL_BTF		0x02
262 
263 /* Intel P6, AMD */
264 #define	MSR_LBR_FROM		0x1db
265 #define	MSR_LBR_TO		0x1dc
266 #define	MSR_LEX_FROM		0x1dd
267 #define	MSR_LEX_TO		0x1de
268 
269 /* Intel P4 (pre-Prescott, non P4 M) */
270 #define	MSR_P4_LBSTK_TOS	0x1da
271 #define	MSR_P4_LBSTK_0		0x1db
272 #define	MSR_P4_LBSTK_1		0x1dc
273 #define	MSR_P4_LBSTK_2		0x1dd
274 #define	MSR_P4_LBSTK_3		0x1de
275 
276 /* Intel Pentium M */
277 #define	MSR_P6M_LBSTK_TOS	0x1c9
278 #define	MSR_P6M_LBSTK_0		0x040
279 #define	MSR_P6M_LBSTK_1		0x041
280 #define	MSR_P6M_LBSTK_2		0x042
281 #define	MSR_P6M_LBSTK_3		0x043
282 #define	MSR_P6M_LBSTK_4		0x044
283 #define	MSR_P6M_LBSTK_5		0x045
284 #define	MSR_P6M_LBSTK_6		0x046
285 #define	MSR_P6M_LBSTK_7		0x047
286 
287 /* Intel P4 (Prescott) */
288 #define	MSR_PRP4_LBSTK_TOS	0x1da
289 #define	MSR_PRP4_LBSTK_FROM_0	0x680
290 #define	MSR_PRP4_LBSTK_FROM_1	0x681
291 #define	MSR_PRP4_LBSTK_FROM_2	0x682
292 #define	MSR_PRP4_LBSTK_FROM_3	0x683
293 #define	MSR_PRP4_LBSTK_FROM_4	0x684
294 #define	MSR_PRP4_LBSTK_FROM_5	0x685
295 #define	MSR_PRP4_LBSTK_FROM_6	0x686
296 #define	MSR_PRP4_LBSTK_FROM_7	0x687
297 #define	MSR_PRP4_LBSTK_FROM_8 	0x688
298 #define	MSR_PRP4_LBSTK_FROM_9	0x689
299 #define	MSR_PRP4_LBSTK_FROM_10	0x68a
300 #define	MSR_PRP4_LBSTK_FROM_11 	0x68b
301 #define	MSR_PRP4_LBSTK_FROM_12	0x68c
302 #define	MSR_PRP4_LBSTK_FROM_13	0x68d
303 #define	MSR_PRP4_LBSTK_FROM_14	0x68e
304 #define	MSR_PRP4_LBSTK_FROM_15	0x68f
305 #define	MSR_PRP4_LBSTK_TO_0	0x6c0
306 #define	MSR_PRP4_LBSTK_TO_1	0x6c1
307 #define	MSR_PRP4_LBSTK_TO_2	0x6c2
308 #define	MSR_PRP4_LBSTK_TO_3	0x6c3
309 #define	MSR_PRP4_LBSTK_TO_4	0x6c4
310 #define	MSR_PRP4_LBSTK_TO_5	0x6c5
311 #define	MSR_PRP4_LBSTK_TO_6	0x6c6
312 #define	MSR_PRP4_LBSTK_TO_7	0x6c7
313 #define	MSR_PRP4_LBSTK_TO_8	0x6c8
314 #define	MSR_PRP4_LBSTK_TO_9 	0x6c9
315 #define	MSR_PRP4_LBSTK_TO_10	0x6ca
316 #define	MSR_PRP4_LBSTK_TO_11	0x6cb
317 #define	MSR_PRP4_LBSTK_TO_12	0x6cc
318 #define	MSR_PRP4_LBSTK_TO_13	0x6cd
319 #define	MSR_PRP4_LBSTK_TO_14	0x6ce
320 #define	MSR_PRP4_LBSTK_TO_15	0x6cf
321 
322 #define	MCI_CTL_VALUE		0xffffffff
323 
324 #define	MTRR_TYPE_UC		0
325 #define	MTRR_TYPE_WC		1
326 #define	MTRR_TYPE_WT		4
327 #define	MTRR_TYPE_WP		5
328 #define	MTRR_TYPE_WB		6
329 #define	MTRR_TYPE_UC_		7
330 
331 /*
332  * For Solaris we set up the page attritubute table in the following way:
333  * PAT0	Write-Back
334  * PAT1	Write-Through
335  * PAT2	Unchacheable-
336  * PAT3	Uncacheable
337  * PAT4 Write-Back
338  * PAT5	Write-Through
339  * PAT6	Write-Combine
340  * PAT7 Uncacheable
341  * The only difference from h/w default is entry 6.
342  */
343 #define	PAT_DEFAULT_ATTRIBUTE			\
344 	((uint64_t)MTRR_TYPE_WB |		\
345 	((uint64_t)MTRR_TYPE_WT << 8) |		\
346 	((uint64_t)MTRR_TYPE_UC_ << 16) |	\
347 	((uint64_t)MTRR_TYPE_UC << 24) |	\
348 	((uint64_t)MTRR_TYPE_WB << 32) |	\
349 	((uint64_t)MTRR_TYPE_WT << 40) |	\
350 	((uint64_t)MTRR_TYPE_WC << 48) |	\
351 	((uint64_t)MTRR_TYPE_UC << 56))
352 
353 #define	X86FSET_LARGEPAGE	0
354 #define	X86FSET_TSC		1
355 #define	X86FSET_MSR		2
356 #define	X86FSET_MTRR		3
357 #define	X86FSET_PGE		4
358 #define	X86FSET_DE		5
359 #define	X86FSET_CMOV		6
360 #define	X86FSET_MMX		7
361 #define	X86FSET_MCA		8
362 #define	X86FSET_PAE		9
363 #define	X86FSET_CX8		10
364 #define	X86FSET_PAT		11
365 #define	X86FSET_SEP		12
366 #define	X86FSET_SSE		13
367 #define	X86FSET_SSE2		14
368 #define	X86FSET_HTT		15
369 #define	X86FSET_ASYSC		16
370 #define	X86FSET_NX		17
371 #define	X86FSET_SSE3		18
372 #define	X86FSET_CX16		19
373 #define	X86FSET_CMP		20
374 #define	X86FSET_TSCP		21
375 #define	X86FSET_MWAIT		22
376 #define	X86FSET_SSE4A		23
377 #define	X86FSET_CPUID		24
378 #define	X86FSET_SSSE3		25
379 #define	X86FSET_SSE4_1		26
380 #define	X86FSET_SSE4_2		27
381 #define	X86FSET_1GPG		28
382 #define	X86FSET_CLFSH		29
383 #define	X86FSET_64		30
384 #define	X86FSET_AES		31
385 #define	X86FSET_PCLMULQDQ	32
386 #define	X86FSET_XSAVE		33
387 #define	X86FSET_AVX		34
388 #define	X86FSET_VMX		35
389 #define	X86FSET_SVM		36
390 #define	X86FSET_TOPOEXT		37
391 #define	X86FSET_F16C		38
392 #define	X86FSET_RDRAND		39
393 #define	X86FSET_X2APIC		40
394 #define	X86FSET_AVX2		41
395 #define	X86FSET_BMI1		42
396 #define	X86FSET_BMI2		43
397 #define	X86FSET_FMA		44
398 #define	X86FSET_SMEP		45
399 #define	X86FSET_ADX		47
400 #define	X86FSET_RDSEED		48
401 #define	X86FSET_AMD_PCEC	92
402 
403 /*
404  * Intel Deep C-State invariant TSC in leaf 0x80000007.
405  */
406 #define	CPUID_TSC_CSTATE_INVARIANCE	(0x100)
407 
408 /*
409  * Intel Deep C-state always-running local APIC timer
410  */
411 #define	CPUID_CSTATE_ARAT	(0x4)
412 
413 /*
414  * Intel ENERGY_PERF_BIAS MSR indicated by feature bit CPUID.6.ECX[3].
415  */
416 #define	CPUID_EPB_SUPPORT	(1 << 3)
417 
418 /*
419  * Intel TSC deadline timer
420  */
421 #define	CPUID_DEADLINE_TSC	(1 << 24)
422 
423 /*
424  * x86_type is a legacy concept; this is supplanted
425  * for most purposes by x86_featureset; modern CPUs
426  * should be X86_TYPE_OTHER
427  */
428 #define	X86_TYPE_OTHER		0
429 #define	X86_TYPE_486		1
430 #define	X86_TYPE_P5		2
431 #define	X86_TYPE_P6		3
432 #define	X86_TYPE_CYRIX_486	4
433 #define	X86_TYPE_CYRIX_6x86L	5
434 #define	X86_TYPE_CYRIX_6x86	6
435 #define	X86_TYPE_CYRIX_GXm	7
436 #define	X86_TYPE_CYRIX_6x86MX	8
437 #define	X86_TYPE_CYRIX_MediaGX	9
438 #define	X86_TYPE_CYRIX_MII	10
439 #define	X86_TYPE_VIA_CYRIX_III	11
440 #define	X86_TYPE_P4		12
441 
442 /*
443  * x86_vendor allows us to select between
444  * implementation features and helps guide
445  * the interpretation of the cpuid instruction.
446  */
447 #define	X86_VENDOR_Intel	0
448 #define	X86_VENDORSTR_Intel	"GenuineIntel"
449 
450 #define	X86_VENDOR_IntelClone	1
451 
452 #define	X86_VENDOR_AMD		2
453 #define	X86_VENDORSTR_AMD	"AuthenticAMD"
454 
455 #define	X86_VENDOR_Cyrix	3
456 #define	X86_VENDORSTR_CYRIX	"CyrixInstead"
457 
458 #define	X86_VENDOR_UMC		4
459 #define	X86_VENDORSTR_UMC	"UMC UMC UMC "
460 
461 #define	X86_VENDOR_NexGen	5
462 #define	X86_VENDORSTR_NexGen	"NexGenDriven"
463 
464 #define	X86_VENDOR_Centaur	6
465 #define	X86_VENDORSTR_Centaur	"CentaurHauls"
466 
467 #define	X86_VENDOR_Rise		7
468 #define	X86_VENDORSTR_Rise	"RiseRiseRise"
469 
470 #define	X86_VENDOR_SiS		8
471 #define	X86_VENDORSTR_SiS	"SiS SiS SiS "
472 
473 #define	X86_VENDOR_TM		9
474 #define	X86_VENDORSTR_TM	"GenuineTMx86"
475 
476 #define	X86_VENDOR_NSC		10
477 #define	X86_VENDORSTR_NSC	"Geode by NSC"
478 
479 /*
480  * Vendor string max len + \0
481  */
482 #define	X86_VENDOR_STRLEN	13
483 
484 /*
485  * Some vendor/family/model/stepping ranges are commonly grouped under
486  * a single identifying banner by the vendor.  The following encode
487  * that "revision" in a uint32_t with the 8 most significant bits
488  * identifying the vendor with X86_VENDOR_*, the next 8 identifying the
489  * family, and the remaining 16 typically forming a bitmask of revisions
490  * within that family with more significant bits indicating "later" revisions.
491  */
492 
493 #define	_X86_CHIPREV_VENDOR_MASK	0xff000000u
494 #define	_X86_CHIPREV_VENDOR_SHIFT	24
495 #define	_X86_CHIPREV_FAMILY_MASK	0x00ff0000u
496 #define	_X86_CHIPREV_FAMILY_SHIFT	16
497 #define	_X86_CHIPREV_REV_MASK		0x0000ffffu
498 
499 #define	_X86_CHIPREV_VENDOR(x) \
500 	(((x) & _X86_CHIPREV_VENDOR_MASK) >> _X86_CHIPREV_VENDOR_SHIFT)
501 #define	_X86_CHIPREV_FAMILY(x) \
502 	(((x) & _X86_CHIPREV_FAMILY_MASK) >> _X86_CHIPREV_FAMILY_SHIFT)
503 #define	_X86_CHIPREV_REV(x) \
504 	((x) & _X86_CHIPREV_REV_MASK)
505 
506 /* True if x matches in vendor and family and if x matches the given rev mask */
507 #define	X86_CHIPREV_MATCH(x, mask) \
508 	(_X86_CHIPREV_VENDOR(x) == _X86_CHIPREV_VENDOR(mask) && \
509 	_X86_CHIPREV_FAMILY(x) == _X86_CHIPREV_FAMILY(mask) && \
510 	((_X86_CHIPREV_REV(x) & _X86_CHIPREV_REV(mask)) != 0))
511 
512 /* True if x matches in vendor and family, and rev is at least minx */
513 #define	X86_CHIPREV_ATLEAST(x, minx) \
514 	(_X86_CHIPREV_VENDOR(x) == _X86_CHIPREV_VENDOR(minx) && \
515 	_X86_CHIPREV_FAMILY(x) == _X86_CHIPREV_FAMILY(minx) && \
516 	_X86_CHIPREV_REV(x) >= _X86_CHIPREV_REV(minx))
517 
518 #define	_X86_CHIPREV_MKREV(vendor, family, rev) \
519 	((uint32_t)(vendor) << _X86_CHIPREV_VENDOR_SHIFT | \
520 	(family) << _X86_CHIPREV_FAMILY_SHIFT | (rev))
521 
522 /* True if x matches in vendor, and family is at least minx */
523 #define	X86_CHIPFAM_ATLEAST(x, minx) \
524 	(_X86_CHIPREV_VENDOR(x) == _X86_CHIPREV_VENDOR(minx) && \
525 	_X86_CHIPREV_FAMILY(x) >= _X86_CHIPREV_FAMILY(minx))
526 
527 /* Revision default */
528 #define	X86_CHIPREV_UNKNOWN	0x0
529 
530 /*
531  * Definitions for AMD Family 0xf. Minor revisions C0 and CG are
532  * sufficiently different that we will distinguish them; in all other
533  * case we will identify the major revision.
534  */
535 #define	X86_CHIPREV_AMD_F_REV_B _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0001)
536 #define	X86_CHIPREV_AMD_F_REV_C0 _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0002)
537 #define	X86_CHIPREV_AMD_F_REV_CG _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0004)
538 #define	X86_CHIPREV_AMD_F_REV_D _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0008)
539 #define	X86_CHIPREV_AMD_F_REV_E _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0010)
540 #define	X86_CHIPREV_AMD_F_REV_F _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0020)
541 #define	X86_CHIPREV_AMD_F_REV_G _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0040)
542 
543 /*
544  * Definitions for AMD Family 0x10.  Rev A was Engineering Samples only.
545  */
546 #define	X86_CHIPREV_AMD_10_REV_A \
547 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x10, 0x0001)
548 #define	X86_CHIPREV_AMD_10_REV_B \
549 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x10, 0x0002)
550 #define	X86_CHIPREV_AMD_10_REV_C2 \
551 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x10, 0x0004)
552 #define	X86_CHIPREV_AMD_10_REV_C3 \
553 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x10, 0x0008)
554 #define	X86_CHIPREV_AMD_10_REV_D0 \
555 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x10, 0x0010)
556 #define	X86_CHIPREV_AMD_10_REV_D1 \
557 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x10, 0x0020)
558 #define	X86_CHIPREV_AMD_10_REV_E \
559 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x10, 0x0040)
560 
561 /*
562  * Definitions for AMD Family 0x11.
563  */
564 #define	X86_CHIPREV_AMD_11_REV_B \
565 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x11, 0x0002)
566 
567 /*
568  * Definitions for AMD Family 0x12.
569  */
570 #define	X86_CHIPREV_AMD_12_REV_B \
571 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x12, 0x0002)
572 
573 /*
574  * Definitions for AMD Family 0x14.
575  */
576 #define	X86_CHIPREV_AMD_14_REV_B \
577 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x14, 0x0002)
578 #define	X86_CHIPREV_AMD_14_REV_C \
579 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x14, 0x0004)
580 
581 /*
582  * Definitions for AMD Family 0x15
583  */
584 #define	X86_CHIPREV_AMD_15OR_REV_B2 \
585 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x15, 0x0001)
586 
587 #define	X86_CHIPREV_AMD_15TN_REV_A1 \
588 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x15, 0x0002)
589 
590 /*
591  * Various socket/package types, extended as the need to distinguish
592  * a new type arises.  The top 8 byte identfies the vendor and the
593  * remaining 24 bits describe 24 socket types.
594  */
595 
596 #define	_X86_SOCKET_VENDOR_SHIFT	24
597 #define	_X86_SOCKET_VENDOR(x)	((x) >> _X86_SOCKET_VENDOR_SHIFT)
598 #define	_X86_SOCKET_TYPE_MASK	0x00ffffff
599 #define	_X86_SOCKET_TYPE(x)		((x) & _X86_SOCKET_TYPE_MASK)
600 
601 #define	_X86_SOCKET_MKVAL(vendor, bitval) \
602 	((uint32_t)(vendor) << _X86_SOCKET_VENDOR_SHIFT | (bitval))
603 
604 #define	X86_SOCKET_MATCH(s, mask) \
605 	(_X86_SOCKET_VENDOR(s) == _X86_SOCKET_VENDOR(mask) && \
606 	(_X86_SOCKET_TYPE(s) & _X86_SOCKET_TYPE(mask)) != 0)
607 
608 #define	X86_SOCKET_UNKNOWN 0x0
609 	/*
610 	 * AMD socket types
611 	 */
612 #define	X86_SOCKET_754		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000001)
613 #define	X86_SOCKET_939		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000002)
614 #define	X86_SOCKET_940		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000004)
615 #define	X86_SOCKET_S1g1		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000008)
616 #define	X86_SOCKET_AM2		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000010)
617 #define	X86_SOCKET_F1207	_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000020)
618 #define	X86_SOCKET_S1g2		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000040)
619 #define	X86_SOCKET_S1g3		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000080)
620 #define	X86_SOCKET_AM		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000100)
621 #define	X86_SOCKET_AM2R2	_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000200)
622 #define	X86_SOCKET_AM3		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000400)
623 #define	X86_SOCKET_G34		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000800)
624 #define	X86_SOCKET_ASB2		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x001000)
625 #define	X86_SOCKET_C32		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x002000)
626 #define	X86_SOCKET_S1g4		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x004000)
627 #define	X86_SOCKET_FT1		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x008000)
628 #define	X86_SOCKET_FM1		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x010000)
629 #define	X86_SOCKET_FS1		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x020000)
630 #define	X86_SOCKET_AM3R2	_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x040000)
631 #define	X86_SOCKET_FP2		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x080000)
632 #define	X86_SOCKET_FS1R2	_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x100000)
633 #define	X86_SOCKET_FM2		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x200000)
634 
635 
636 /*
637  * Definitions for Intel processor models. These are all for Family 6
638  * processors. This list and the Atom set below it are not exhuastive.
639  */
640 #define	INTC_MODEL_MEROM		0x0f
641 #define	INTC_MODEL_PENRYN		0x17
642 #define	INTC_MODEL_DUNNINGTON		0x1d
643 
644 #define	INTC_MODEL_NEHALEM		0x1e
645 #define	INTC_MODEL_NEHALEM2		0x1f
646 #define	INTC_MODEL_NEHALEM_EP		0x1a
647 #define	INTC_MODEL_NEHALEM_EX		0x2e
648 
649 #define	INTC_MODEL_WESTMERE		0x25
650 #define	INTC_MODEL_WESTMERE_EP		0x2c
651 #define	INTC_MODEL_WESTMERE_EX		0x2f
652 
653 #define	INTC_MODEL_SANDYBRIDGE		0x2a
654 #define	INTC_MODEL_SANDYBRIDGE_XEON	0x2d
655 #define	INTC_MODEL_IVYBRIDGE		0x3a
656 #define	INTC_MODEL_IVYBRIDGE_XEON	0x3e
657 
658 #define	INTC_MODEL_HASWELL		0x3c
659 #define	INTC_MODEL_HASWELL_ULT		0x45
660 #define	INTC_MODEL_HASWELL_GT3E		0x46
661 #define	INTC_MODEL_HASWELL_XEON		0x3f
662 
663 #define	INTC_MODEL_BROADWELL		0x3d
664 #define	INTC_MODEL_BROADELL_2		0x47
665 #define	INTC_MODEL_BROADWELL_XEON	0x4f
666 
667 #define	INCC_MODEL_SKYLAKE_MOBILE	0x4e
668 #define	INTC_MODEL_SKYLAKE_DESKTOP	0x5e
669 
670 #define	INTC_MODEL_KABYLAKE_MOBILE	0x8e
671 #define	INTC_MODEL_KABYLAKE_DESKTOP	0x9e
672 
673 /*
674  * Atom Processors
675  */
676 #define	INTC_MODEL_SILVERTHORNE		0x1c
677 #define	INTC_MODEL_LINCROFT		0x26
678 #define	INTC_MODEL_PENWELL		0x27
679 #define	INTC_MODEL_CLOVERVIEW		0x35
680 #define	INTC_MODEL_CEDARVIEW		0x36
681 #define	INTC_MODEL_BAY_TRAIL		0x37
682 #define	INTC_MODEL_AVATON		0x4d
683 #define	INTC_MODEL_AIRMONT		0x4c
684 #define	INTC_MODEL_GOLDMONT		0x5c
685 #define	INTC_MODEL_DENVERTON		0x5f
686 #define	INTC_MODEL_GEMINI_LAKE		0x7a
687 
688 /*
689  * xgetbv/xsetbv support
690  */
691 
692 #define	XFEATURE_ENABLED_MASK	0x0
693 /*
694  * XFEATURE_ENABLED_MASK values (eax)
695  */
696 #define	XFEATURE_LEGACY_FP	0x1
697 #define	XFEATURE_SSE		0x2
698 #define	XFEATURE_AVX		0x4
699 #define	XFEATURE_MAX		XFEATURE_AVX
700 #define	XFEATURE_FP_ALL	\
701 	(XFEATURE_LEGACY_FP|XFEATURE_SSE|XFEATURE_AVX)
702 
703 #if !defined(_ASM)
704 
705 #if defined(_KERNEL) || defined(_KMEMUSER)
706 
707 #define	NUM_X86_FEATURES	93
708 extern uchar_t x86_featureset[];
709 
710 extern void free_x86_featureset(void *featureset);
711 extern boolean_t is_x86_feature(void *featureset, uint_t feature);
712 extern void add_x86_feature(void *featureset, uint_t feature);
713 extern void remove_x86_feature(void *featureset, uint_t feature);
714 extern boolean_t compare_x86_featureset(void *setA, void *setB);
715 extern void print_x86_featureset(void *featureset);
716 
717 
718 extern uint_t x86_type;
719 extern uint_t x86_vendor;
720 extern uint_t x86_clflush_size;
721 
722 extern uint_t pentiumpro_bug4046376;
723 
724 extern const char CyrixInstead[];
725 
726 #endif
727 
728 #if defined(_KERNEL)
729 
730 /*
731  * This structure is used to pass arguments and get return values back
732  * from the CPUID instruction in __cpuid_insn() routine.
733  */
734 struct cpuid_regs {
735 	uint32_t	cp_eax;
736 	uint32_t	cp_ebx;
737 	uint32_t	cp_ecx;
738 	uint32_t	cp_edx;
739 };
740 
741 /*
742  * Utility functions to get/set extended control registers (XCR)
743  * Initial use is to get/set the contents of the XFEATURE_ENABLED_MASK.
744  */
745 extern uint64_t get_xcr(uint_t);
746 extern void set_xcr(uint_t, uint64_t);
747 
748 extern uint64_t rdmsr(uint_t);
749 extern void wrmsr(uint_t, const uint64_t);
750 extern uint64_t xrdmsr(uint_t);
751 extern void xwrmsr(uint_t, const uint64_t);
752 extern int checked_rdmsr(uint_t, uint64_t *);
753 extern int checked_wrmsr(uint_t, uint64_t);
754 
755 extern void invalidate_cache(void);
756 extern ulong_t getcr4(void);
757 extern void setcr4(ulong_t);
758 
759 extern void mtrr_sync(void);
760 
761 extern void cpu_fast_syscall_enable(void *);
762 extern void cpu_fast_syscall_disable(void *);
763 
764 struct cpu;
765 
766 extern int cpuid_checkpass(struct cpu *, int);
767 extern uint32_t cpuid_insn(struct cpu *, struct cpuid_regs *);
768 extern uint32_t __cpuid_insn(struct cpuid_regs *);
769 extern int cpuid_getbrandstr(struct cpu *, char *, size_t);
770 extern int cpuid_getidstr(struct cpu *, char *, size_t);
771 extern const char *cpuid_getvendorstr(struct cpu *);
772 extern uint_t cpuid_getvendor(struct cpu *);
773 extern uint_t cpuid_getfamily(struct cpu *);
774 extern uint_t cpuid_getmodel(struct cpu *);
775 extern uint_t cpuid_getstep(struct cpu *);
776 extern uint_t cpuid_getsig(struct cpu *);
777 extern uint_t cpuid_get_ncpu_per_chip(struct cpu *);
778 extern uint_t cpuid_get_ncore_per_chip(struct cpu *);
779 extern uint_t cpuid_get_ncpu_sharing_last_cache(struct cpu *);
780 extern id_t cpuid_get_last_lvl_cacheid(struct cpu *);
781 extern int cpuid_get_chipid(struct cpu *);
782 extern id_t cpuid_get_coreid(struct cpu *);
783 extern int cpuid_get_pkgcoreid(struct cpu *);
784 extern int cpuid_get_clogid(struct cpu *);
785 extern int cpuid_get_cacheid(struct cpu *);
786 extern uint32_t cpuid_get_apicid(struct cpu *);
787 extern uint_t cpuid_get_procnodeid(struct cpu *cpu);
788 extern uint_t cpuid_get_procnodes_per_pkg(struct cpu *cpu);
789 extern uint_t cpuid_get_compunitid(struct cpu *cpu);
790 extern uint_t cpuid_get_cores_per_compunit(struct cpu *cpu);
791 extern int cpuid_is_cmt(struct cpu *);
792 extern int cpuid_syscall32_insn(struct cpu *);
793 extern int getl2cacheinfo(struct cpu *, int *, int *, int *);
794 
795 extern uint32_t cpuid_getchiprev(struct cpu *);
796 extern const char *cpuid_getchiprevstr(struct cpu *);
797 extern uint32_t cpuid_getsockettype(struct cpu *);
798 extern const char *cpuid_getsocketstr(struct cpu *);
799 
800 extern int cpuid_have_cr8access(struct cpu *);
801 
802 extern int cpuid_opteron_erratum(struct cpu *, uint_t);
803 
804 struct cpuid_info;
805 
806 extern void setx86isalist(void);
807 extern void cpuid_alloc_space(struct cpu *);
808 extern void cpuid_free_space(struct cpu *);
809 extern void cpuid_pass1(struct cpu *, uchar_t *);
810 extern void cpuid_pass2(struct cpu *);
811 extern void cpuid_pass3(struct cpu *);
812 extern void cpuid_pass4(struct cpu *, uint_t *);
813 extern void cpuid_set_cpu_properties(void *, processorid_t,
814     struct cpuid_info *);
815 
816 extern void cpuid_get_addrsize(struct cpu *, uint_t *, uint_t *);
817 extern uint_t cpuid_get_dtlb_nent(struct cpu *, size_t);
818 
819 #if !defined(__xpv)
820 extern uint32_t *cpuid_mwait_alloc(struct cpu *);
821 extern void cpuid_mwait_free(struct cpu *);
822 extern int cpuid_deep_cstates_supported(void);
823 extern int cpuid_arat_supported(void);
824 extern int cpuid_iepb_supported(struct cpu *);
825 extern int cpuid_deadline_tsc_supported(void);
826 extern void vmware_port(int, uint32_t *);
827 #endif
828 
829 struct cpu_ucode_info;
830 
831 extern void ucode_alloc_space(struct cpu *);
832 extern void ucode_free_space(struct cpu *);
833 extern void ucode_check(struct cpu *);
834 extern void ucode_cleanup();
835 
836 #if !defined(__xpv)
837 extern	char _tsc_mfence_start;
838 extern	char _tsc_mfence_end;
839 extern	char _tscp_start;
840 extern	char _tscp_end;
841 extern	char _no_rdtsc_start;
842 extern	char _no_rdtsc_end;
843 extern	char _tsc_lfence_start;
844 extern	char _tsc_lfence_end;
845 #endif
846 
847 #if !defined(__xpv)
848 extern	char bcopy_patch_start;
849 extern	char bcopy_patch_end;
850 extern	char bcopy_ck_size;
851 #endif
852 
853 extern void post_startup_cpu_fixups(void);
854 
855 extern uint_t workaround_errata(struct cpu *);
856 
857 #if defined(OPTERON_ERRATUM_93)
858 extern int opteron_erratum_93;
859 #endif
860 
861 #if defined(OPTERON_ERRATUM_91)
862 extern int opteron_erratum_91;
863 #endif
864 
865 #if defined(OPTERON_ERRATUM_100)
866 extern int opteron_erratum_100;
867 #endif
868 
869 #if defined(OPTERON_ERRATUM_121)
870 extern int opteron_erratum_121;
871 #endif
872 
873 #if defined(OPTERON_WORKAROUND_6323525)
874 extern int opteron_workaround_6323525;
875 extern void patch_workaround_6323525(void);
876 #endif
877 
878 #if !defined(__xpv)
879 extern void determine_platform(void);
880 #endif
881 extern int get_hwenv(void);
882 extern int is_controldom(void);
883 
884 extern void xsave_setup_msr(struct cpu *);
885 
886 /*
887  * Hypervisor signatures
888  */
889 #define	HVSIG_XEN_HVM	"XenVMMXenVMM"
890 #define	HVSIG_VMWARE	"VMwareVMware"
891 #define	HVSIG_KVM	"KVMKVMKVM"
892 #define	HVSIG_MICROSOFT	"Microsoft Hv"
893 
894 /*
895  * Defined hardware environments
896  */
897 #define	HW_NATIVE	(1 << 0)	/* Running on bare metal */
898 #define	HW_XEN_PV	(1 << 1)	/* Running on Xen PVM */
899 
900 #define	HW_XEN_HVM	(1 << 2)	/* Running on Xen HVM */
901 #define	HW_VMWARE	(1 << 3)	/* Running on VMware hypervisor */
902 #define	HW_KVM		(1 << 4)	/* Running on KVM hypervisor */
903 #define	HW_MICROSOFT	(1 << 5)	/* Running on Microsoft hypervisor */
904 
905 #define	HW_VIRTUAL	(HW_XEN_HVM | HW_VMWARE | HW_KVM | HW_MICROSOFT)
906 
907 #endif	/* _KERNEL */
908 
909 #endif	/* !_ASM */
910 
911 /*
912  * VMware hypervisor related defines
913  */
914 #define	VMWARE_HVMAGIC		0x564d5868
915 #define	VMWARE_HVPORT		0x5658
916 #define	VMWARE_HVCMD_GETVERSION	0x0a
917 #define	VMWARE_HVCMD_GETTSCFREQ	0x2d
918 
919 #ifdef	__cplusplus
920 }
921 #endif
922 
923 #endif	/* _SYS_X86_ARCHEXT_H */
924