xref: /illumos-gate/usr/src/uts/intel/sys/x86_archext.h (revision 105958d7eca6f896fb8caab1f9777157eb0a352c)
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 (c) 2015, 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 #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 						/* 0x00000004 - reserved */
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 						/* 0x00008000 - reserved */
115 						/* 0x00010000 - reserved */
116 						/* 0x00020000 - reserved */
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_AES	0x02000000	/* AES insns */
124 #define	CPUID_INTC_ECX_XSAVE	0x04000000	/* XSAVE/XRESTOR insns */
125 #define	CPUID_INTC_ECX_OSXSAVE	0x08000000	/* OS supports XSAVE insns */
126 #define	CPUID_INTC_ECX_AVX	0x10000000	/* AVX supported */
127 #define	CPUID_INTC_ECX_F16C	0x20000000	/* F16C supported */
128 #define	CPUID_INTC_ECX_RDRAND	0x40000000	/* RDRAND supported */
129 #define	CPUID_INTC_ECX_HV	0x80000000	/* Hypervisor */
130 
131 #define	FMT_CPUID_INTC_ECX					\
132 	"\20"							\
133 	"\37rdrand\36f16c\35avx\34osxsav\33xsave"		\
134 	"\32aes"						\
135 	"\30popcnt\27movbe\26x2apic\25sse4.2\24sse4.1\23dca"	\
136 	"\20\17etprd\16cx16\13cid\12ssse3\11tm2"		\
137 	"\10est\7smx\6vmx\5dscpl\4mon\2pclmulqdq\1sse3"
138 
139 /*
140  * cpuid instruction feature flags in %edx (extended function 0x80000001)
141  */
142 
143 #define	CPUID_AMD_EDX_FPU	0x00000001	/* x87 fpu present */
144 #define	CPUID_AMD_EDX_VME	0x00000002	/* virtual-8086 extension */
145 #define	CPUID_AMD_EDX_DE	0x00000004	/* debugging extensions */
146 #define	CPUID_AMD_EDX_PSE	0x00000008	/* page size extensions */
147 #define	CPUID_AMD_EDX_TSC	0x00000010	/* time stamp counter */
148 #define	CPUID_AMD_EDX_MSR	0x00000020	/* rdmsr and wrmsr */
149 #define	CPUID_AMD_EDX_PAE	0x00000040	/* physical addr extension */
150 #define	CPUID_AMD_EDX_MCE	0x00000080	/* machine check exception */
151 #define	CPUID_AMD_EDX_CX8	0x00000100	/* cmpxchg8b instruction */
152 #define	CPUID_AMD_EDX_APIC	0x00000200	/* local APIC */
153 						/* 0x00000400 - sysc on K6m6 */
154 #define	CPUID_AMD_EDX_SYSC	0x00000800	/* AMD: syscall and sysret */
155 #define	CPUID_AMD_EDX_MTRR	0x00001000	/* memory type and range reg */
156 #define	CPUID_AMD_EDX_PGE	0x00002000	/* page global enable */
157 #define	CPUID_AMD_EDX_MCA	0x00004000	/* machine check arch */
158 #define	CPUID_AMD_EDX_CMOV	0x00008000	/* conditional move insns */
159 #define	CPUID_AMD_EDX_PAT	0x00010000	/* K7: page attribute table */
160 #define	CPUID_AMD_EDX_FCMOV	0x00010000	/* FCMOVcc etc. */
161 #define	CPUID_AMD_EDX_PSE36	0x00020000	/* 36-bit pagesize extension */
162 				/* 0x00040000 - reserved */
163 				/* 0x00080000 - reserved */
164 #define	CPUID_AMD_EDX_NX	0x00100000	/* AMD: no-execute page prot */
165 				/* 0x00200000 - reserved */
166 #define	CPUID_AMD_EDX_MMXamd	0x00400000	/* AMD: MMX extensions */
167 #define	CPUID_AMD_EDX_MMX	0x00800000	/* MMX instructions */
168 #define	CPUID_AMD_EDX_FXSR	0x01000000	/* fxsave and fxrstor */
169 #define	CPUID_AMD_EDX_FFXSR	0x02000000	/* fast fxsave/fxrstor */
170 #define	CPUID_AMD_EDX_1GPG	0x04000000	/* 1GB page */
171 #define	CPUID_AMD_EDX_TSCP	0x08000000	/* rdtscp instruction */
172 				/* 0x10000000 - reserved */
173 #define	CPUID_AMD_EDX_LM	0x20000000	/* AMD: long mode */
174 #define	CPUID_AMD_EDX_3DNowx	0x40000000	/* AMD: extensions to 3DNow! */
175 #define	CPUID_AMD_EDX_3DNow	0x80000000	/* AMD: 3DNow! instructions */
176 
177 #define	FMT_CPUID_AMD_EDX					\
178 	"\20"							\
179 	"\40a3d\37a3d+\36lm\34tscp\32ffxsr\31fxsr"		\
180 	"\30mmx\27mmxext\25nx\22pse\21pat"			\
181 	"\20cmov\17mca\16pge\15mtrr\14syscall\12apic\11cx8"	\
182 	"\10mce\7pae\6msr\5tsc\4pse\3de\2vme\1fpu"
183 
184 #define	CPUID_AMD_ECX_AHF64	0x00000001	/* LAHF and SAHF in long mode */
185 #define	CPUID_AMD_ECX_CMP_LGCY	0x00000002	/* AMD: multicore chip */
186 #define	CPUID_AMD_ECX_SVM	0x00000004	/* AMD: secure VM */
187 #define	CPUID_AMD_ECX_EAS	0x00000008	/* extended apic space */
188 #define	CPUID_AMD_ECX_CR8D	0x00000010	/* AMD: 32-bit mov %cr8 */
189 #define	CPUID_AMD_ECX_LZCNT	0x00000020	/* AMD: LZCNT insn */
190 #define	CPUID_AMD_ECX_SSE4A	0x00000040	/* AMD: SSE4A insns */
191 #define	CPUID_AMD_ECX_MAS	0x00000080	/* AMD: MisAlignSse mnode */
192 #define	CPUID_AMD_ECX_3DNP	0x00000100	/* AMD: 3DNowPrefectch */
193 #define	CPUID_AMD_ECX_OSVW	0x00000200	/* AMD: OSVW */
194 #define	CPUID_AMD_ECX_IBS	0x00000400	/* AMD: IBS */
195 #define	CPUID_AMD_ECX_SSE5	0x00000800	/* AMD: SSE5 */
196 #define	CPUID_AMD_ECX_SKINIT	0x00001000	/* AMD: SKINIT */
197 #define	CPUID_AMD_ECX_WDT	0x00002000	/* AMD: WDT */
198 #define	CPUID_AMD_ECX_TOPOEXT	0x00400000	/* AMD: Topology Extensions */
199 
200 #define	FMT_CPUID_AMD_ECX					\
201 	"\20"							\
202 	"\22topoext"						\
203 	"\14wdt\13skinit\12sse5\11ibs\10osvw\93dnp\8mas"	\
204 	"\7sse4a\6lzcnt\5cr8d\3svm\2lcmplgcy\1ahf64"
205 
206 /*
207  * Intel now seems to have claimed part of the "extended" function
208  * space that we previously for non-Intel implementors to use.
209  * More excitingly still, they've claimed bit 20 to mean LAHF/SAHF
210  * is available in long mode i.e. what AMD indicate using bit 0.
211  * On the other hand, everything else is labelled as reserved.
212  */
213 #define	CPUID_INTC_ECX_AHF64	0x00100000	/* LAHF and SAHF in long mode */
214 
215 /*
216  * Intel also uses cpuid leaf 7 to have additional instructions and features.
217  * Like some other leaves, but unlink the current ones we care about, it
218  * requires us to specify both a leaf in %eax and a sub-leaf in %ecx. To deal
219  * with the potential use of additional sub-leaves in the future, we now
220  * specifically label the EBX features with their leaf and sub-leaf.
221  */
222 #define	CPUID_INTC_EBX_7_0_BMI1		0x00000008	/* BMI1 instrs */
223 #define	CPUID_INTC_EBX_7_0_AVX2		0x00000020	/* AVX2 supported */
224 #define	CPUID_INTC_EBX_7_0_BMI2		0x00000100	/* BMI2 Instrs */
225 
226 #define	P5_MCHADDR	0x0
227 #define	P5_CESR		0x11
228 #define	P5_CTR0		0x12
229 #define	P5_CTR1		0x13
230 
231 #define	K5_MCHADDR	0x0
232 #define	K5_MCHTYPE	0x01
233 #define	K5_TSC		0x10
234 #define	K5_TR12		0x12
235 
236 #define	REG_PAT		0x277
237 
238 #define	REG_MC0_CTL		0x400
239 #define	REG_MC5_MISC		0x417
240 #define	REG_PERFCTR0		0xc1
241 #define	REG_PERFCTR1		0xc2
242 
243 #define	REG_PERFEVNT0		0x186
244 #define	REG_PERFEVNT1		0x187
245 
246 #define	REG_TSC			0x10	/* timestamp counter */
247 #define	REG_APIC_BASE_MSR	0x1b
248 #define	REG_X2APIC_BASE_MSR	0x800	/* The MSR address offset of x2APIC */
249 
250 #if !defined(__xpv)
251 /*
252  * AMD C1E
253  */
254 #define	MSR_AMD_INT_PENDING_CMP_HALT	0xC0010055
255 #define	AMD_ACTONCMPHALT_SHIFT	27
256 #define	AMD_ACTONCMPHALT_MASK	3
257 #endif
258 
259 #define	MSR_DEBUGCTL		0x1d9
260 
261 #define	DEBUGCTL_LBR		0x01
262 #define	DEBUGCTL_BTF		0x02
263 
264 /* Intel P6, AMD */
265 #define	MSR_LBR_FROM		0x1db
266 #define	MSR_LBR_TO		0x1dc
267 #define	MSR_LEX_FROM		0x1dd
268 #define	MSR_LEX_TO		0x1de
269 
270 /* Intel P4 (pre-Prescott, non P4 M) */
271 #define	MSR_P4_LBSTK_TOS	0x1da
272 #define	MSR_P4_LBSTK_0		0x1db
273 #define	MSR_P4_LBSTK_1		0x1dc
274 #define	MSR_P4_LBSTK_2		0x1dd
275 #define	MSR_P4_LBSTK_3		0x1de
276 
277 /* Intel Pentium M */
278 #define	MSR_P6M_LBSTK_TOS	0x1c9
279 #define	MSR_P6M_LBSTK_0		0x040
280 #define	MSR_P6M_LBSTK_1		0x041
281 #define	MSR_P6M_LBSTK_2		0x042
282 #define	MSR_P6M_LBSTK_3		0x043
283 #define	MSR_P6M_LBSTK_4		0x044
284 #define	MSR_P6M_LBSTK_5		0x045
285 #define	MSR_P6M_LBSTK_6		0x046
286 #define	MSR_P6M_LBSTK_7		0x047
287 
288 /* Intel P4 (Prescott) */
289 #define	MSR_PRP4_LBSTK_TOS	0x1da
290 #define	MSR_PRP4_LBSTK_FROM_0	0x680
291 #define	MSR_PRP4_LBSTK_FROM_1	0x681
292 #define	MSR_PRP4_LBSTK_FROM_2	0x682
293 #define	MSR_PRP4_LBSTK_FROM_3	0x683
294 #define	MSR_PRP4_LBSTK_FROM_4	0x684
295 #define	MSR_PRP4_LBSTK_FROM_5	0x685
296 #define	MSR_PRP4_LBSTK_FROM_6	0x686
297 #define	MSR_PRP4_LBSTK_FROM_7	0x687
298 #define	MSR_PRP4_LBSTK_FROM_8 	0x688
299 #define	MSR_PRP4_LBSTK_FROM_9	0x689
300 #define	MSR_PRP4_LBSTK_FROM_10	0x68a
301 #define	MSR_PRP4_LBSTK_FROM_11 	0x68b
302 #define	MSR_PRP4_LBSTK_FROM_12	0x68c
303 #define	MSR_PRP4_LBSTK_FROM_13	0x68d
304 #define	MSR_PRP4_LBSTK_FROM_14	0x68e
305 #define	MSR_PRP4_LBSTK_FROM_15	0x68f
306 #define	MSR_PRP4_LBSTK_TO_0	0x6c0
307 #define	MSR_PRP4_LBSTK_TO_1	0x6c1
308 #define	MSR_PRP4_LBSTK_TO_2	0x6c2
309 #define	MSR_PRP4_LBSTK_TO_3	0x6c3
310 #define	MSR_PRP4_LBSTK_TO_4	0x6c4
311 #define	MSR_PRP4_LBSTK_TO_5	0x6c5
312 #define	MSR_PRP4_LBSTK_TO_6	0x6c6
313 #define	MSR_PRP4_LBSTK_TO_7	0x6c7
314 #define	MSR_PRP4_LBSTK_TO_8	0x6c8
315 #define	MSR_PRP4_LBSTK_TO_9 	0x6c9
316 #define	MSR_PRP4_LBSTK_TO_10	0x6ca
317 #define	MSR_PRP4_LBSTK_TO_11	0x6cb
318 #define	MSR_PRP4_LBSTK_TO_12	0x6cc
319 #define	MSR_PRP4_LBSTK_TO_13	0x6cd
320 #define	MSR_PRP4_LBSTK_TO_14	0x6ce
321 #define	MSR_PRP4_LBSTK_TO_15	0x6cf
322 
323 #define	MCI_CTL_VALUE		0xffffffff
324 
325 #define	MTRR_TYPE_UC		0
326 #define	MTRR_TYPE_WC		1
327 #define	MTRR_TYPE_WT		4
328 #define	MTRR_TYPE_WP		5
329 #define	MTRR_TYPE_WB		6
330 #define	MTRR_TYPE_UC_		7
331 
332 /*
333  * For Solaris we set up the page attritubute table in the following way:
334  * PAT0	Write-Back
335  * PAT1	Write-Through
336  * PAT2	Unchacheable-
337  * PAT3	Uncacheable
338  * PAT4 Write-Back
339  * PAT5	Write-Through
340  * PAT6	Write-Combine
341  * PAT7 Uncacheable
342  * The only difference from h/w default is entry 6.
343  */
344 #define	PAT_DEFAULT_ATTRIBUTE			\
345 	((uint64_t)MTRR_TYPE_WB |		\
346 	((uint64_t)MTRR_TYPE_WT << 8) |		\
347 	((uint64_t)MTRR_TYPE_UC_ << 16) |	\
348 	((uint64_t)MTRR_TYPE_UC << 24) |	\
349 	((uint64_t)MTRR_TYPE_WB << 32) |	\
350 	((uint64_t)MTRR_TYPE_WT << 40) |	\
351 	((uint64_t)MTRR_TYPE_WC << 48) |	\
352 	((uint64_t)MTRR_TYPE_UC << 56))
353 
354 #define	X86FSET_LARGEPAGE	0
355 #define	X86FSET_TSC		1
356 #define	X86FSET_MSR		2
357 #define	X86FSET_MTRR		3
358 #define	X86FSET_PGE		4
359 #define	X86FSET_DE		5
360 #define	X86FSET_CMOV		6
361 #define	X86FSET_MMX		7
362 #define	X86FSET_MCA		8
363 #define	X86FSET_PAE		9
364 #define	X86FSET_CX8		10
365 #define	X86FSET_PAT		11
366 #define	X86FSET_SEP		12
367 #define	X86FSET_SSE		13
368 #define	X86FSET_SSE2		14
369 #define	X86FSET_HTT		15
370 #define	X86FSET_ASYSC		16
371 #define	X86FSET_NX		17
372 #define	X86FSET_SSE3		18
373 #define	X86FSET_CX16		19
374 #define	X86FSET_CMP		20
375 #define	X86FSET_TSCP		21
376 #define	X86FSET_MWAIT		22
377 #define	X86FSET_SSE4A		23
378 #define	X86FSET_CPUID		24
379 #define	X86FSET_SSSE3		25
380 #define	X86FSET_SSE4_1		26
381 #define	X86FSET_SSE4_2		27
382 #define	X86FSET_1GPG		28
383 #define	X86FSET_CLFSH		29
384 #define	X86FSET_64		30
385 #define	X86FSET_AES		31
386 #define	X86FSET_PCLMULQDQ	32
387 #define	X86FSET_XSAVE		33
388 #define	X86FSET_AVX		34
389 #define	X86FSET_VMX		35
390 #define	X86FSET_SVM		36
391 #define	X86FSET_TOPOEXT		37
392 #define	X86FSET_F16C		38
393 #define	X86FSET_RDRAND		39
394 #define	X86FSET_X2APIC		40
395 #define	X86FSET_AVX2		41
396 #define	X86FSET_BMI1		42
397 #define	X86FSET_BMI2		43
398 #define	X86FSET_FMA		44
399 
400 /*
401  * flags to patch tsc_read routine.
402  */
403 #define	X86_NO_TSC		0x0
404 #define	X86_HAVE_TSCP		0x1
405 #define	X86_TSC_MFENCE		0x2
406 #define	X86_TSC_LFENCE		0x4
407 
408 /*
409  * Intel Deep C-State invariant TSC in leaf 0x80000007.
410  */
411 #define	CPUID_TSC_CSTATE_INVARIANCE	(0x100)
412 
413 /*
414  * Intel Deep C-state always-running local APIC timer
415  */
416 #define	CPUID_CSTATE_ARAT	(0x4)
417 
418 /*
419  * Intel ENERGY_PERF_BIAS MSR indicated by feature bit CPUID.6.ECX[3].
420  */
421 #define	CPUID_EPB_SUPPORT	(1 << 3)
422 
423 /*
424  * Intel TSC deadline timer
425  */
426 #define	CPUID_DEADLINE_TSC	(1 << 24)
427 
428 /*
429  * x86_type is a legacy concept; this is supplanted
430  * for most purposes by x86_featureset; modern CPUs
431  * should be X86_TYPE_OTHER
432  */
433 #define	X86_TYPE_OTHER		0
434 #define	X86_TYPE_486		1
435 #define	X86_TYPE_P5		2
436 #define	X86_TYPE_P6		3
437 #define	X86_TYPE_CYRIX_486	4
438 #define	X86_TYPE_CYRIX_6x86L	5
439 #define	X86_TYPE_CYRIX_6x86	6
440 #define	X86_TYPE_CYRIX_GXm	7
441 #define	X86_TYPE_CYRIX_6x86MX	8
442 #define	X86_TYPE_CYRIX_MediaGX	9
443 #define	X86_TYPE_CYRIX_MII	10
444 #define	X86_TYPE_VIA_CYRIX_III	11
445 #define	X86_TYPE_P4		12
446 
447 /*
448  * x86_vendor allows us to select between
449  * implementation features and helps guide
450  * the interpretation of the cpuid instruction.
451  */
452 #define	X86_VENDOR_Intel	0
453 #define	X86_VENDORSTR_Intel	"GenuineIntel"
454 
455 #define	X86_VENDOR_IntelClone	1
456 
457 #define	X86_VENDOR_AMD		2
458 #define	X86_VENDORSTR_AMD	"AuthenticAMD"
459 
460 #define	X86_VENDOR_Cyrix	3
461 #define	X86_VENDORSTR_CYRIX	"CyrixInstead"
462 
463 #define	X86_VENDOR_UMC		4
464 #define	X86_VENDORSTR_UMC	"UMC UMC UMC "
465 
466 #define	X86_VENDOR_NexGen	5
467 #define	X86_VENDORSTR_NexGen	"NexGenDriven"
468 
469 #define	X86_VENDOR_Centaur	6
470 #define	X86_VENDORSTR_Centaur	"CentaurHauls"
471 
472 #define	X86_VENDOR_Rise		7
473 #define	X86_VENDORSTR_Rise	"RiseRiseRise"
474 
475 #define	X86_VENDOR_SiS		8
476 #define	X86_VENDORSTR_SiS	"SiS SiS SiS "
477 
478 #define	X86_VENDOR_TM		9
479 #define	X86_VENDORSTR_TM	"GenuineTMx86"
480 
481 #define	X86_VENDOR_NSC		10
482 #define	X86_VENDORSTR_NSC	"Geode by NSC"
483 
484 /*
485  * Vendor string max len + \0
486  */
487 #define	X86_VENDOR_STRLEN	13
488 
489 /*
490  * Some vendor/family/model/stepping ranges are commonly grouped under
491  * a single identifying banner by the vendor.  The following encode
492  * that "revision" in a uint32_t with the 8 most significant bits
493  * identifying the vendor with X86_VENDOR_*, the next 8 identifying the
494  * family, and the remaining 16 typically forming a bitmask of revisions
495  * within that family with more significant bits indicating "later" revisions.
496  */
497 
498 #define	_X86_CHIPREV_VENDOR_MASK	0xff000000u
499 #define	_X86_CHIPREV_VENDOR_SHIFT	24
500 #define	_X86_CHIPREV_FAMILY_MASK	0x00ff0000u
501 #define	_X86_CHIPREV_FAMILY_SHIFT	16
502 #define	_X86_CHIPREV_REV_MASK		0x0000ffffu
503 
504 #define	_X86_CHIPREV_VENDOR(x) \
505 	(((x) & _X86_CHIPREV_VENDOR_MASK) >> _X86_CHIPREV_VENDOR_SHIFT)
506 #define	_X86_CHIPREV_FAMILY(x) \
507 	(((x) & _X86_CHIPREV_FAMILY_MASK) >> _X86_CHIPREV_FAMILY_SHIFT)
508 #define	_X86_CHIPREV_REV(x) \
509 	((x) & _X86_CHIPREV_REV_MASK)
510 
511 /* True if x matches in vendor and family and if x matches the given rev mask */
512 #define	X86_CHIPREV_MATCH(x, mask) \
513 	(_X86_CHIPREV_VENDOR(x) == _X86_CHIPREV_VENDOR(mask) && \
514 	_X86_CHIPREV_FAMILY(x) == _X86_CHIPREV_FAMILY(mask) && \
515 	((_X86_CHIPREV_REV(x) & _X86_CHIPREV_REV(mask)) != 0))
516 
517 /* True if x matches in vendor and family, and rev is at least minx */
518 #define	X86_CHIPREV_ATLEAST(x, minx) \
519 	(_X86_CHIPREV_VENDOR(x) == _X86_CHIPREV_VENDOR(minx) && \
520 	_X86_CHIPREV_FAMILY(x) == _X86_CHIPREV_FAMILY(minx) && \
521 	_X86_CHIPREV_REV(x) >= _X86_CHIPREV_REV(minx))
522 
523 #define	_X86_CHIPREV_MKREV(vendor, family, rev) \
524 	((uint32_t)(vendor) << _X86_CHIPREV_VENDOR_SHIFT | \
525 	(family) << _X86_CHIPREV_FAMILY_SHIFT | (rev))
526 
527 /* True if x matches in vendor, and family is at least minx */
528 #define	X86_CHIPFAM_ATLEAST(x, minx) \
529 	(_X86_CHIPREV_VENDOR(x) == _X86_CHIPREV_VENDOR(minx) && \
530 	_X86_CHIPREV_FAMILY(x) >= _X86_CHIPREV_FAMILY(minx))
531 
532 /* Revision default */
533 #define	X86_CHIPREV_UNKNOWN	0x0
534 
535 /*
536  * Definitions for AMD Family 0xf. Minor revisions C0 and CG are
537  * sufficiently different that we will distinguish them; in all other
538  * case we will identify the major revision.
539  */
540 #define	X86_CHIPREV_AMD_F_REV_B _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0001)
541 #define	X86_CHIPREV_AMD_F_REV_C0 _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0002)
542 #define	X86_CHIPREV_AMD_F_REV_CG _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0004)
543 #define	X86_CHIPREV_AMD_F_REV_D _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0008)
544 #define	X86_CHIPREV_AMD_F_REV_E _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0010)
545 #define	X86_CHIPREV_AMD_F_REV_F _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0020)
546 #define	X86_CHIPREV_AMD_F_REV_G _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0040)
547 
548 /*
549  * Definitions for AMD Family 0x10.  Rev A was Engineering Samples only.
550  */
551 #define	X86_CHIPREV_AMD_10_REV_A \
552 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x10, 0x0001)
553 #define	X86_CHIPREV_AMD_10_REV_B \
554 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x10, 0x0002)
555 #define	X86_CHIPREV_AMD_10_REV_C2 \
556 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x10, 0x0004)
557 #define	X86_CHIPREV_AMD_10_REV_C3 \
558 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x10, 0x0008)
559 #define	X86_CHIPREV_AMD_10_REV_D0 \
560 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x10, 0x0010)
561 #define	X86_CHIPREV_AMD_10_REV_D1 \
562 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x10, 0x0020)
563 #define	X86_CHIPREV_AMD_10_REV_E \
564 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x10, 0x0040)
565 
566 /*
567  * Definitions for AMD Family 0x11.
568  */
569 #define	X86_CHIPREV_AMD_11_REV_B \
570 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x11, 0x0002)
571 
572 /*
573  * Definitions for AMD Family 0x12.
574  */
575 #define	X86_CHIPREV_AMD_12_REV_B \
576 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x12, 0x0002)
577 
578 /*
579  * Definitions for AMD Family 0x14.
580  */
581 #define	X86_CHIPREV_AMD_14_REV_B \
582 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x14, 0x0002)
583 #define	X86_CHIPREV_AMD_14_REV_C \
584 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x14, 0x0004)
585 
586 /*
587  * Definitions for AMD Family 0x15
588  */
589 #define	X86_CHIPREV_AMD_15OR_REV_B2 \
590 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x15, 0x0001)
591 
592 #define	X86_CHIPREV_AMD_15TN_REV_A1 \
593 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x15, 0x0002)
594 
595 /*
596  * Various socket/package types, extended as the need to distinguish
597  * a new type arises.  The top 8 byte identfies the vendor and the
598  * remaining 24 bits describe 24 socket types.
599  */
600 
601 #define	_X86_SOCKET_VENDOR_SHIFT	24
602 #define	_X86_SOCKET_VENDOR(x)	((x) >> _X86_SOCKET_VENDOR_SHIFT)
603 #define	_X86_SOCKET_TYPE_MASK	0x00ffffff
604 #define	_X86_SOCKET_TYPE(x)		((x) & _X86_SOCKET_TYPE_MASK)
605 
606 #define	_X86_SOCKET_MKVAL(vendor, bitval) \
607 	((uint32_t)(vendor) << _X86_SOCKET_VENDOR_SHIFT | (bitval))
608 
609 #define	X86_SOCKET_MATCH(s, mask) \
610 	(_X86_SOCKET_VENDOR(s) == _X86_SOCKET_VENDOR(mask) && \
611 	(_X86_SOCKET_TYPE(s) & _X86_SOCKET_TYPE(mask)) != 0)
612 
613 #define	X86_SOCKET_UNKNOWN 0x0
614 	/*
615 	 * AMD socket types
616 	 */
617 #define	X86_SOCKET_754		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000001)
618 #define	X86_SOCKET_939		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000002)
619 #define	X86_SOCKET_940		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000004)
620 #define	X86_SOCKET_S1g1		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000008)
621 #define	X86_SOCKET_AM2		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000010)
622 #define	X86_SOCKET_F1207	_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000020)
623 #define	X86_SOCKET_S1g2		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000040)
624 #define	X86_SOCKET_S1g3		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000080)
625 #define	X86_SOCKET_AM		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000100)
626 #define	X86_SOCKET_AM2R2	_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000200)
627 #define	X86_SOCKET_AM3		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000400)
628 #define	X86_SOCKET_G34		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000800)
629 #define	X86_SOCKET_ASB2		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x001000)
630 #define	X86_SOCKET_C32		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x002000)
631 #define	X86_SOCKET_S1g4		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x004000)
632 #define	X86_SOCKET_FT1		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x008000)
633 #define	X86_SOCKET_FM1		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x010000)
634 #define	X86_SOCKET_FS1		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x020000)
635 #define	X86_SOCKET_AM3R2	_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x040000)
636 #define	X86_SOCKET_FP2		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x080000)
637 #define	X86_SOCKET_FS1R2	_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x100000)
638 #define	X86_SOCKET_FM2		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x200000)
639 
640 /*
641  * xgetbv/xsetbv support
642  */
643 
644 #define	XFEATURE_ENABLED_MASK	0x0
645 /*
646  * XFEATURE_ENABLED_MASK values (eax)
647  */
648 #define	XFEATURE_LEGACY_FP	0x1
649 #define	XFEATURE_SSE		0x2
650 #define	XFEATURE_AVX		0x4
651 #define	XFEATURE_MAX		XFEATURE_AVX
652 #define	XFEATURE_FP_ALL	\
653 	(XFEATURE_LEGACY_FP|XFEATURE_SSE|XFEATURE_AVX)
654 
655 #if !defined(_ASM)
656 
657 #if defined(_KERNEL) || defined(_KMEMUSER)
658 
659 #define	NUM_X86_FEATURES	45
660 extern uchar_t x86_featureset[];
661 
662 extern void free_x86_featureset(void *featureset);
663 extern boolean_t is_x86_feature(void *featureset, uint_t feature);
664 extern void add_x86_feature(void *featureset, uint_t feature);
665 extern void remove_x86_feature(void *featureset, uint_t feature);
666 extern boolean_t compare_x86_featureset(void *setA, void *setB);
667 extern void print_x86_featureset(void *featureset);
668 
669 
670 extern uint_t x86_type;
671 extern uint_t x86_vendor;
672 extern uint_t x86_clflush_size;
673 
674 extern uint_t pentiumpro_bug4046376;
675 
676 extern const char CyrixInstead[];
677 
678 #endif
679 
680 #if defined(_KERNEL)
681 
682 /*
683  * This structure is used to pass arguments and get return values back
684  * from the CPUID instruction in __cpuid_insn() routine.
685  */
686 struct cpuid_regs {
687 	uint32_t	cp_eax;
688 	uint32_t	cp_ebx;
689 	uint32_t	cp_ecx;
690 	uint32_t	cp_edx;
691 };
692 
693 /*
694  * Utility functions to get/set extended control registers (XCR)
695  * Initial use is to get/set the contents of the XFEATURE_ENABLED_MASK.
696  */
697 extern uint64_t get_xcr(uint_t);
698 extern void set_xcr(uint_t, uint64_t);
699 
700 extern uint64_t rdmsr(uint_t);
701 extern void wrmsr(uint_t, const uint64_t);
702 extern uint64_t xrdmsr(uint_t);
703 extern void xwrmsr(uint_t, const uint64_t);
704 extern int checked_rdmsr(uint_t, uint64_t *);
705 extern int checked_wrmsr(uint_t, uint64_t);
706 
707 extern void invalidate_cache(void);
708 extern ulong_t getcr4(void);
709 extern void setcr4(ulong_t);
710 
711 extern void mtrr_sync(void);
712 
713 extern void cpu_fast_syscall_enable(void *);
714 extern void cpu_fast_syscall_disable(void *);
715 
716 struct cpu;
717 
718 extern int cpuid_checkpass(struct cpu *, int);
719 extern uint32_t cpuid_insn(struct cpu *, struct cpuid_regs *);
720 extern uint32_t __cpuid_insn(struct cpuid_regs *);
721 extern int cpuid_getbrandstr(struct cpu *, char *, size_t);
722 extern int cpuid_getidstr(struct cpu *, char *, size_t);
723 extern const char *cpuid_getvendorstr(struct cpu *);
724 extern uint_t cpuid_getvendor(struct cpu *);
725 extern uint_t cpuid_getfamily(struct cpu *);
726 extern uint_t cpuid_getmodel(struct cpu *);
727 extern uint_t cpuid_getstep(struct cpu *);
728 extern uint_t cpuid_getsig(struct cpu *);
729 extern uint_t cpuid_get_ncpu_per_chip(struct cpu *);
730 extern uint_t cpuid_get_ncore_per_chip(struct cpu *);
731 extern uint_t cpuid_get_ncpu_sharing_last_cache(struct cpu *);
732 extern id_t cpuid_get_last_lvl_cacheid(struct cpu *);
733 extern int cpuid_get_chipid(struct cpu *);
734 extern id_t cpuid_get_coreid(struct cpu *);
735 extern int cpuid_get_pkgcoreid(struct cpu *);
736 extern int cpuid_get_clogid(struct cpu *);
737 extern int cpuid_get_cacheid(struct cpu *);
738 extern uint32_t cpuid_get_apicid(struct cpu *);
739 extern uint_t cpuid_get_procnodeid(struct cpu *cpu);
740 extern uint_t cpuid_get_procnodes_per_pkg(struct cpu *cpu);
741 extern uint_t cpuid_get_compunitid(struct cpu *cpu);
742 extern uint_t cpuid_get_cores_per_compunit(struct cpu *cpu);
743 extern int cpuid_is_cmt(struct cpu *);
744 extern int cpuid_syscall32_insn(struct cpu *);
745 extern int getl2cacheinfo(struct cpu *, int *, int *, int *);
746 
747 extern uint32_t cpuid_getchiprev(struct cpu *);
748 extern const char *cpuid_getchiprevstr(struct cpu *);
749 extern uint32_t cpuid_getsockettype(struct cpu *);
750 extern const char *cpuid_getsocketstr(struct cpu *);
751 
752 extern int cpuid_have_cr8access(struct cpu *);
753 
754 extern int cpuid_opteron_erratum(struct cpu *, uint_t);
755 
756 struct cpuid_info;
757 
758 extern void setx86isalist(void);
759 extern void cpuid_alloc_space(struct cpu *);
760 extern void cpuid_free_space(struct cpu *);
761 extern void cpuid_pass1(struct cpu *, uchar_t *);
762 extern void cpuid_pass2(struct cpu *);
763 extern void cpuid_pass3(struct cpu *);
764 extern void cpuid_pass4(struct cpu *, uint_t *);
765 extern void cpuid_set_cpu_properties(void *, processorid_t,
766     struct cpuid_info *);
767 
768 extern void cpuid_get_addrsize(struct cpu *, uint_t *, uint_t *);
769 extern uint_t cpuid_get_dtlb_nent(struct cpu *, size_t);
770 
771 #if !defined(__xpv)
772 extern uint32_t *cpuid_mwait_alloc(struct cpu *);
773 extern void cpuid_mwait_free(struct cpu *);
774 extern int cpuid_deep_cstates_supported(void);
775 extern int cpuid_arat_supported(void);
776 extern int cpuid_iepb_supported(struct cpu *);
777 extern int cpuid_deadline_tsc_supported(void);
778 extern void vmware_port(int, uint32_t *);
779 #endif
780 
781 struct cpu_ucode_info;
782 
783 extern void ucode_alloc_space(struct cpu *);
784 extern void ucode_free_space(struct cpu *);
785 extern void ucode_check(struct cpu *);
786 extern void ucode_cleanup();
787 
788 #if !defined(__xpv)
789 extern	char _tsc_mfence_start;
790 extern	char _tsc_mfence_end;
791 extern	char _tscp_start;
792 extern	char _tscp_end;
793 extern	char _no_rdtsc_start;
794 extern	char _no_rdtsc_end;
795 extern	char _tsc_lfence_start;
796 extern	char _tsc_lfence_end;
797 #endif
798 
799 #if !defined(__xpv)
800 extern	char bcopy_patch_start;
801 extern	char bcopy_patch_end;
802 extern	char bcopy_ck_size;
803 #endif
804 
805 extern void post_startup_cpu_fixups(void);
806 
807 extern uint_t workaround_errata(struct cpu *);
808 
809 #if defined(OPTERON_ERRATUM_93)
810 extern int opteron_erratum_93;
811 #endif
812 
813 #if defined(OPTERON_ERRATUM_91)
814 extern int opteron_erratum_91;
815 #endif
816 
817 #if defined(OPTERON_ERRATUM_100)
818 extern int opteron_erratum_100;
819 #endif
820 
821 #if defined(OPTERON_ERRATUM_121)
822 extern int opteron_erratum_121;
823 #endif
824 
825 #if defined(OPTERON_WORKAROUND_6323525)
826 extern int opteron_workaround_6323525;
827 extern void patch_workaround_6323525(void);
828 #endif
829 
830 #if !defined(__xpv)
831 extern void determine_platform(void);
832 #endif
833 extern int get_hwenv(void);
834 extern int is_controldom(void);
835 
836 extern void xsave_setup_msr(struct cpu *);
837 
838 /*
839  * Hypervisor signatures
840  */
841 #define	HVSIG_XEN_HVM	"XenVMMXenVMM"
842 #define	HVSIG_VMWARE	"VMwareVMware"
843 #define	HVSIG_KVM	"KVMKVMKVM"
844 #define	HVSIG_MICROSOFT	"Microsoft Hv"
845 
846 /*
847  * Defined hardware environments
848  */
849 #define	HW_NATIVE	(1 << 0)	/* Running on bare metal */
850 #define	HW_XEN_PV	(1 << 1)	/* Running on Xen PVM */
851 
852 #define	HW_XEN_HVM	(1 << 2)	/* Running on Xen HVM */
853 #define	HW_VMWARE	(1 << 3)	/* Running on VMware hypervisor */
854 #define	HW_KVM		(1 << 4)	/* Running on KVM hypervisor */
855 #define	HW_MICROSOFT	(1 << 5)	/* Running on Microsoft hypervisor */
856 
857 #define	HW_VIRTUAL	(HW_XEN_HVM | HW_VMWARE | HW_KVM | HW_MICROSOFT)
858 
859 #endif	/* _KERNEL */
860 
861 #endif	/* !_ASM */
862 
863 /*
864  * VMware hypervisor related defines
865  */
866 #define	VMWARE_HVMAGIC		0x564d5868
867 #define	VMWARE_HVPORT		0x5658
868 #define	VMWARE_HVCMD_GETVERSION	0x0a
869 #define	VMWARE_HVCMD_GETTSCFREQ	0x2d
870 
871 #ifdef	__cplusplus
872 }
873 #endif
874 
875 #endif	/* _SYS_X86_ARCHEXT_H */
876