xref: /titanic_52/usr/src/uts/intel/sys/x86_archext.h (revision 1f0c339e39c0c782f9d4c4f3f11d373e24e1d76f)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 /*
22  * Copyright (c) 1995, 2010, Oracle and/or its affiliates. All rights reserved.
23  * Copyright (c) 2011 by Delphix. All rights reserved.
24  */
25 /*
26  * Copyright (c) 2010, Intel Corporation.
27  * All rights reserved.
28  */
29 /*
30  * Copyright 2018 Joyent, Inc.
31  * Copyright 2012 Jens Elkner <jel+illumos@cs.uni-magdeburg.de>
32  * Copyright 2012 Hans Rosenfeld <rosenfeld@grumpf.hope-2000.org>
33  * Copyright 2014 Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
34  * Copyright 2018 Nexenta Systems, Inc.
35  */
36 
37 #ifndef _SYS_X86_ARCHEXT_H
38 #define	_SYS_X86_ARCHEXT_H
39 
40 #if !defined(_ASM)
41 #include <sys/regset.h>
42 #include <sys/processor.h>
43 #include <vm/seg_enum.h>
44 #include <vm/page.h>
45 #endif	/* _ASM */
46 
47 #ifdef	__cplusplus
48 extern "C" {
49 #endif
50 
51 /*
52  * cpuid instruction feature flags in %edx (standard function 1)
53  */
54 
55 #define	CPUID_INTC_EDX_FPU	0x00000001	/* x87 fpu present */
56 #define	CPUID_INTC_EDX_VME	0x00000002	/* virtual-8086 extension */
57 #define	CPUID_INTC_EDX_DE	0x00000004	/* debugging extensions */
58 #define	CPUID_INTC_EDX_PSE	0x00000008	/* page size extension */
59 #define	CPUID_INTC_EDX_TSC	0x00000010	/* time stamp counter */
60 #define	CPUID_INTC_EDX_MSR	0x00000020	/* rdmsr and wrmsr */
61 #define	CPUID_INTC_EDX_PAE	0x00000040	/* physical addr extension */
62 #define	CPUID_INTC_EDX_MCE	0x00000080	/* machine check exception */
63 #define	CPUID_INTC_EDX_CX8	0x00000100	/* cmpxchg8b instruction */
64 #define	CPUID_INTC_EDX_APIC	0x00000200	/* local APIC */
65 						/* 0x400 - reserved */
66 #define	CPUID_INTC_EDX_SEP	0x00000800	/* sysenter and sysexit */
67 #define	CPUID_INTC_EDX_MTRR	0x00001000	/* memory type range reg */
68 #define	CPUID_INTC_EDX_PGE	0x00002000	/* page global enable */
69 #define	CPUID_INTC_EDX_MCA	0x00004000	/* machine check arch */
70 #define	CPUID_INTC_EDX_CMOV	0x00008000	/* conditional move insns */
71 #define	CPUID_INTC_EDX_PAT	0x00010000	/* page attribute table */
72 #define	CPUID_INTC_EDX_PSE36	0x00020000	/* 36-bit pagesize extension */
73 #define	CPUID_INTC_EDX_PSN	0x00040000	/* processor serial number */
74 #define	CPUID_INTC_EDX_CLFSH	0x00080000	/* clflush instruction */
75 						/* 0x100000 - reserved */
76 #define	CPUID_INTC_EDX_DS	0x00200000	/* debug store exists */
77 #define	CPUID_INTC_EDX_ACPI	0x00400000	/* monitoring + clock ctrl */
78 #define	CPUID_INTC_EDX_MMX	0x00800000	/* MMX instructions */
79 #define	CPUID_INTC_EDX_FXSR	0x01000000	/* fxsave and fxrstor */
80 #define	CPUID_INTC_EDX_SSE	0x02000000	/* streaming SIMD extensions */
81 #define	CPUID_INTC_EDX_SSE2	0x04000000	/* SSE extensions */
82 #define	CPUID_INTC_EDX_SS	0x08000000	/* self-snoop */
83 #define	CPUID_INTC_EDX_HTT	0x10000000	/* Hyper Thread Technology */
84 #define	CPUID_INTC_EDX_TM	0x20000000	/* thermal monitoring */
85 #define	CPUID_INTC_EDX_IA64	0x40000000	/* Itanium emulating IA32 */
86 #define	CPUID_INTC_EDX_PBE	0x80000000	/* Pending Break Enable */
87 
88 /*
89  * cpuid instruction feature flags in %ecx (standard function 1)
90  */
91 
92 #define	CPUID_INTC_ECX_SSE3	0x00000001	/* Yet more SSE extensions */
93 #define	CPUID_INTC_ECX_PCLMULQDQ 0x00000002 	/* PCLMULQDQ insn */
94 #define	CPUID_INTC_ECX_DTES64	0x00000004	/* 64-bit DS area */
95 #define	CPUID_INTC_ECX_MON	0x00000008	/* MONITOR/MWAIT */
96 #define	CPUID_INTC_ECX_DSCPL	0x00000010	/* CPL-qualified debug store */
97 #define	CPUID_INTC_ECX_VMX	0x00000020	/* Hardware VM extensions */
98 #define	CPUID_INTC_ECX_SMX	0x00000040	/* Secure mode extensions */
99 #define	CPUID_INTC_ECX_EST	0x00000080	/* enhanced SpeedStep */
100 #define	CPUID_INTC_ECX_TM2	0x00000100	/* thermal monitoring */
101 #define	CPUID_INTC_ECX_SSSE3	0x00000200	/* Supplemental SSE3 insns */
102 #define	CPUID_INTC_ECX_CID	0x00000400	/* L1 context ID */
103 						/* 0x00000800 - reserved */
104 #define	CPUID_INTC_ECX_FMA	0x00001000	/* Fused Multiply Add */
105 #define	CPUID_INTC_ECX_CX16	0x00002000	/* cmpxchg16 */
106 #define	CPUID_INTC_ECX_ETPRD	0x00004000	/* extended task pri messages */
107 #define	CPUID_INTC_ECX_PDCM	0x00008000	/* Perf/Debug Capability MSR */
108 						/* 0x00010000 - reserved */
109 #define	CPUID_INTC_ECX_PCID	0x00020000	/* process-context ids */
110 #define	CPUID_INTC_ECX_DCA	0x00040000	/* direct cache access */
111 #define	CPUID_INTC_ECX_SSE4_1	0x00080000	/* SSE4.1 insns */
112 #define	CPUID_INTC_ECX_SSE4_2	0x00100000	/* SSE4.2 insns */
113 #define	CPUID_INTC_ECX_X2APIC	0x00200000	/* x2APIC */
114 #define	CPUID_INTC_ECX_MOVBE	0x00400000	/* MOVBE insn */
115 #define	CPUID_INTC_ECX_POPCNT	0x00800000	/* POPCNT insn */
116 #define	CPUID_INTC_ECX_TSCDL	0x01000000	/* Deadline TSC */
117 #define	CPUID_INTC_ECX_AES	0x02000000	/* AES insns */
118 #define	CPUID_INTC_ECX_XSAVE	0x04000000	/* XSAVE/XRESTOR insns */
119 #define	CPUID_INTC_ECX_OSXSAVE	0x08000000	/* OS supports XSAVE insns */
120 #define	CPUID_INTC_ECX_AVX	0x10000000	/* AVX supported */
121 #define	CPUID_INTC_ECX_F16C	0x20000000	/* F16C supported */
122 #define	CPUID_INTC_ECX_RDRAND	0x40000000	/* RDRAND supported */
123 #define	CPUID_INTC_ECX_HV	0x80000000	/* Hypervisor */
124 
125 /*
126  * cpuid instruction feature flags in %edx (extended function 0x80000001)
127  */
128 
129 #define	CPUID_AMD_EDX_FPU	0x00000001	/* x87 fpu present */
130 #define	CPUID_AMD_EDX_VME	0x00000002	/* virtual-8086 extension */
131 #define	CPUID_AMD_EDX_DE	0x00000004	/* debugging extensions */
132 #define	CPUID_AMD_EDX_PSE	0x00000008	/* page size extensions */
133 #define	CPUID_AMD_EDX_TSC	0x00000010	/* time stamp counter */
134 #define	CPUID_AMD_EDX_MSR	0x00000020	/* rdmsr and wrmsr */
135 #define	CPUID_AMD_EDX_PAE	0x00000040	/* physical addr extension */
136 #define	CPUID_AMD_EDX_MCE	0x00000080	/* machine check exception */
137 #define	CPUID_AMD_EDX_CX8	0x00000100	/* cmpxchg8b instruction */
138 #define	CPUID_AMD_EDX_APIC	0x00000200	/* local APIC */
139 						/* 0x00000400 - sysc on K6m6 */
140 #define	CPUID_AMD_EDX_SYSC	0x00000800	/* AMD: syscall and sysret */
141 #define	CPUID_AMD_EDX_MTRR	0x00001000	/* memory type and range reg */
142 #define	CPUID_AMD_EDX_PGE	0x00002000	/* page global enable */
143 #define	CPUID_AMD_EDX_MCA	0x00004000	/* machine check arch */
144 #define	CPUID_AMD_EDX_CMOV	0x00008000	/* conditional move insns */
145 #define	CPUID_AMD_EDX_PAT	0x00010000	/* K7: page attribute table */
146 #define	CPUID_AMD_EDX_FCMOV	0x00010000	/* FCMOVcc etc. */
147 #define	CPUID_AMD_EDX_PSE36	0x00020000	/* 36-bit pagesize extension */
148 				/* 0x00040000 - reserved */
149 				/* 0x00080000 - reserved */
150 #define	CPUID_AMD_EDX_NX	0x00100000	/* AMD: no-execute page prot */
151 				/* 0x00200000 - reserved */
152 #define	CPUID_AMD_EDX_MMXamd	0x00400000	/* AMD: MMX extensions */
153 #define	CPUID_AMD_EDX_MMX	0x00800000	/* MMX instructions */
154 #define	CPUID_AMD_EDX_FXSR	0x01000000	/* fxsave and fxrstor */
155 #define	CPUID_AMD_EDX_FFXSR	0x02000000	/* fast fxsave/fxrstor */
156 #define	CPUID_AMD_EDX_1GPG	0x04000000	/* 1GB page */
157 #define	CPUID_AMD_EDX_TSCP	0x08000000	/* rdtscp instruction */
158 				/* 0x10000000 - reserved */
159 #define	CPUID_AMD_EDX_LM	0x20000000	/* AMD: long mode */
160 #define	CPUID_AMD_EDX_3DNowx	0x40000000	/* AMD: extensions to 3DNow! */
161 #define	CPUID_AMD_EDX_3DNow	0x80000000	/* AMD: 3DNow! instructions */
162 
163 #define	CPUID_AMD_ECX_AHF64	0x00000001	/* LAHF and SAHF in long mode */
164 #define	CPUID_AMD_ECX_CMP_LGCY	0x00000002	/* AMD: multicore chip */
165 #define	CPUID_AMD_ECX_SVM	0x00000004	/* AMD: secure VM */
166 #define	CPUID_AMD_ECX_EAS	0x00000008	/* extended apic space */
167 #define	CPUID_AMD_ECX_CR8D	0x00000010	/* AMD: 32-bit mov %cr8 */
168 #define	CPUID_AMD_ECX_LZCNT	0x00000020	/* AMD: LZCNT insn */
169 #define	CPUID_AMD_ECX_SSE4A	0x00000040	/* AMD: SSE4A insns */
170 #define	CPUID_AMD_ECX_MAS	0x00000080	/* AMD: MisAlignSse mnode */
171 #define	CPUID_AMD_ECX_3DNP	0x00000100	/* AMD: 3DNowPrefectch */
172 #define	CPUID_AMD_ECX_OSVW	0x00000200	/* AMD: OSVW */
173 #define	CPUID_AMD_ECX_IBS	0x00000400	/* AMD: IBS */
174 #define	CPUID_AMD_ECX_SSE5	0x00000800	/* AMD: Extended AVX */
175 #define	CPUID_AMD_ECX_SKINIT	0x00001000	/* AMD: SKINIT */
176 #define	CPUID_AMD_ECX_WDT	0x00002000	/* AMD: WDT */
177 				/* 0x00004000 - reserved */
178 #define	CPUID_AMD_ECX_LWP	0x00008000	/* AMD: Lightweight profiling */
179 #define	CPUID_AMD_ECX_FMA4	0x00010000	/* AMD: 4-operand FMA support */
180 				/* 0x00020000 - reserved */
181 				/* 0x00040000 - reserved */
182 #define	CPUID_AMD_ECX_NIDMSR	0x00080000	/* AMD: Node ID MSR */
183 				/* 0x00100000 - reserved */
184 #define	CPUID_AMD_ECX_TBM	0x00200000	/* AMD: trailing bit manips. */
185 #define	CPUID_AMD_ECX_TOPOEXT	0x00400000	/* AMD: Topology Extensions */
186 
187 /*
188  * Intel now seems to have claimed part of the "extended" function
189  * space that we previously for non-Intel implementors to use.
190  * More excitingly still, they've claimed bit 20 to mean LAHF/SAHF
191  * is available in long mode i.e. what AMD indicate using bit 0.
192  * On the other hand, everything else is labelled as reserved.
193  */
194 #define	CPUID_INTC_ECX_AHF64	0x00100000	/* LAHF and SAHF in long mode */
195 
196 /*
197  * Intel also uses cpuid leaf 7 to have additional instructions and features.
198  * Like some other leaves, but unlike the current ones we care about, it
199  * requires us to specify both a leaf in %eax and a sub-leaf in %ecx. To deal
200  * with the potential use of additional sub-leaves in the future, we now
201  * specifically label the EBX features with their leaf and sub-leaf.
202  */
203 #define	CPUID_INTC_EBX_7_0_BMI1		0x00000008	/* BMI1 instrs */
204 #define	CPUID_INTC_EBX_7_0_AVX2		0x00000020	/* AVX2 supported */
205 #define	CPUID_INTC_EBX_7_0_SMEP		0x00000080	/* SMEP in CR4 */
206 #define	CPUID_INTC_EBX_7_0_BMI2		0x00000100	/* BMI2 instrs */
207 #define	CPUID_INTC_EBX_7_0_RDSEED	0x00040000	/* RDSEED instr */
208 #define	CPUID_INTC_EBX_7_0_ADX		0x00080000	/* ADX instrs */
209 
210 #define	REG_PAT			0x277
211 #define	REG_TSC			0x10	/* timestamp counter */
212 #define	REG_APIC_BASE_MSR	0x1b
213 #define	REG_X2APIC_BASE_MSR	0x800	/* The MSR address offset of x2APIC */
214 
215 #if !defined(__xpv)
216 /*
217  * AMD C1E
218  */
219 #define	MSR_AMD_INT_PENDING_CMP_HALT	0xC0010055
220 #define	AMD_ACTONCMPHALT_SHIFT	27
221 #define	AMD_ACTONCMPHALT_MASK	3
222 #endif
223 
224 #define	MSR_DEBUGCTL		0x1d9
225 
226 #define	DEBUGCTL_LBR		0x01
227 #define	DEBUGCTL_BTF		0x02
228 
229 /* Intel P6, AMD */
230 #define	MSR_LBR_FROM		0x1db
231 #define	MSR_LBR_TO		0x1dc
232 #define	MSR_LEX_FROM		0x1dd
233 #define	MSR_LEX_TO		0x1de
234 
235 /* Intel P4 (pre-Prescott, non P4 M) */
236 #define	MSR_P4_LBSTK_TOS	0x1da
237 #define	MSR_P4_LBSTK_0		0x1db
238 #define	MSR_P4_LBSTK_1		0x1dc
239 #define	MSR_P4_LBSTK_2		0x1dd
240 #define	MSR_P4_LBSTK_3		0x1de
241 
242 /* Intel Pentium M */
243 #define	MSR_P6M_LBSTK_TOS	0x1c9
244 #define	MSR_P6M_LBSTK_0		0x040
245 #define	MSR_P6M_LBSTK_1		0x041
246 #define	MSR_P6M_LBSTK_2		0x042
247 #define	MSR_P6M_LBSTK_3		0x043
248 #define	MSR_P6M_LBSTK_4		0x044
249 #define	MSR_P6M_LBSTK_5		0x045
250 #define	MSR_P6M_LBSTK_6		0x046
251 #define	MSR_P6M_LBSTK_7		0x047
252 
253 /* Intel P4 (Prescott) */
254 #define	MSR_PRP4_LBSTK_TOS	0x1da
255 #define	MSR_PRP4_LBSTK_FROM_0	0x680
256 #define	MSR_PRP4_LBSTK_FROM_1	0x681
257 #define	MSR_PRP4_LBSTK_FROM_2	0x682
258 #define	MSR_PRP4_LBSTK_FROM_3	0x683
259 #define	MSR_PRP4_LBSTK_FROM_4	0x684
260 #define	MSR_PRP4_LBSTK_FROM_5	0x685
261 #define	MSR_PRP4_LBSTK_FROM_6	0x686
262 #define	MSR_PRP4_LBSTK_FROM_7	0x687
263 #define	MSR_PRP4_LBSTK_FROM_8 	0x688
264 #define	MSR_PRP4_LBSTK_FROM_9	0x689
265 #define	MSR_PRP4_LBSTK_FROM_10	0x68a
266 #define	MSR_PRP4_LBSTK_FROM_11 	0x68b
267 #define	MSR_PRP4_LBSTK_FROM_12	0x68c
268 #define	MSR_PRP4_LBSTK_FROM_13	0x68d
269 #define	MSR_PRP4_LBSTK_FROM_14	0x68e
270 #define	MSR_PRP4_LBSTK_FROM_15	0x68f
271 #define	MSR_PRP4_LBSTK_TO_0	0x6c0
272 #define	MSR_PRP4_LBSTK_TO_1	0x6c1
273 #define	MSR_PRP4_LBSTK_TO_2	0x6c2
274 #define	MSR_PRP4_LBSTK_TO_3	0x6c3
275 #define	MSR_PRP4_LBSTK_TO_4	0x6c4
276 #define	MSR_PRP4_LBSTK_TO_5	0x6c5
277 #define	MSR_PRP4_LBSTK_TO_6	0x6c6
278 #define	MSR_PRP4_LBSTK_TO_7	0x6c7
279 #define	MSR_PRP4_LBSTK_TO_8	0x6c8
280 #define	MSR_PRP4_LBSTK_TO_9 	0x6c9
281 #define	MSR_PRP4_LBSTK_TO_10	0x6ca
282 #define	MSR_PRP4_LBSTK_TO_11	0x6cb
283 #define	MSR_PRP4_LBSTK_TO_12	0x6cc
284 #define	MSR_PRP4_LBSTK_TO_13	0x6cd
285 #define	MSR_PRP4_LBSTK_TO_14	0x6ce
286 #define	MSR_PRP4_LBSTK_TO_15	0x6cf
287 
288 #define	MCI_CTL_VALUE		0xffffffff
289 
290 #define	MTRR_TYPE_UC		0
291 #define	MTRR_TYPE_WC		1
292 #define	MTRR_TYPE_WT		4
293 #define	MTRR_TYPE_WP		5
294 #define	MTRR_TYPE_WB		6
295 #define	MTRR_TYPE_UC_		7
296 
297 /*
298  * For Solaris we set up the page attritubute table in the following way:
299  * PAT0	Write-Back
300  * PAT1	Write-Through
301  * PAT2	Unchacheable-
302  * PAT3	Uncacheable
303  * PAT4 Write-Back
304  * PAT5	Write-Through
305  * PAT6	Write-Combine
306  * PAT7 Uncacheable
307  * The only difference from h/w default is entry 6.
308  */
309 #define	PAT_DEFAULT_ATTRIBUTE			\
310 	((uint64_t)MTRR_TYPE_WB |		\
311 	((uint64_t)MTRR_TYPE_WT << 8) |		\
312 	((uint64_t)MTRR_TYPE_UC_ << 16) |	\
313 	((uint64_t)MTRR_TYPE_UC << 24) |	\
314 	((uint64_t)MTRR_TYPE_WB << 32) |	\
315 	((uint64_t)MTRR_TYPE_WT << 40) |	\
316 	((uint64_t)MTRR_TYPE_WC << 48) |	\
317 	((uint64_t)MTRR_TYPE_UC << 56))
318 
319 #define	X86FSET_LARGEPAGE	0
320 #define	X86FSET_TSC		1
321 #define	X86FSET_MSR		2
322 #define	X86FSET_MTRR		3
323 #define	X86FSET_PGE		4
324 #define	X86FSET_DE		5
325 #define	X86FSET_CMOV		6
326 #define	X86FSET_MMX		7
327 #define	X86FSET_MCA		8
328 #define	X86FSET_PAE		9
329 #define	X86FSET_CX8		10
330 #define	X86FSET_PAT		11
331 #define	X86FSET_SEP		12
332 #define	X86FSET_SSE		13
333 #define	X86FSET_SSE2		14
334 #define	X86FSET_HTT		15
335 #define	X86FSET_ASYSC		16
336 #define	X86FSET_NX		17
337 #define	X86FSET_SSE3		18
338 #define	X86FSET_CX16		19
339 #define	X86FSET_CMP		20
340 #define	X86FSET_TSCP		21
341 #define	X86FSET_MWAIT		22
342 #define	X86FSET_SSE4A		23
343 #define	X86FSET_CPUID		24
344 #define	X86FSET_SSSE3		25
345 #define	X86FSET_SSE4_1		26
346 #define	X86FSET_SSE4_2		27
347 #define	X86FSET_1GPG		28
348 #define	X86FSET_CLFSH		29
349 #define	X86FSET_64		30
350 #define	X86FSET_AES		31
351 #define	X86FSET_PCLMULQDQ	32
352 #define	X86FSET_XSAVE		33
353 #define	X86FSET_AVX		34
354 #define	X86FSET_VMX		35
355 #define	X86FSET_SVM		36
356 #define	X86FSET_TOPOEXT		37
357 #define	X86FSET_F16C		38
358 #define	X86FSET_RDRAND		39
359 #define	X86FSET_X2APIC		40
360 #define	X86FSET_AVX2		41
361 #define	X86FSET_BMI1		42
362 #define	X86FSET_BMI2		43
363 #define	X86FSET_FMA		44
364 #define	X86FSET_SMEP		45
365 #define	X86FSET_ADX		47
366 #define	X86FSET_RDSEED		48
367 
368 /*
369  * Intel Deep C-State invariant TSC in leaf 0x80000007.
370  */
371 #define	CPUID_TSC_CSTATE_INVARIANCE	(0x100)
372 
373 /*
374  * Intel Deep C-state always-running local APIC timer
375  */
376 #define	CPUID_CSTATE_ARAT	(0x4)
377 
378 /*
379  * Intel ENERGY_PERF_BIAS MSR indicated by feature bit CPUID.6.ECX[3].
380  */
381 #define	CPUID_EPB_SUPPORT	(1 << 3)
382 
383 /*
384  * Intel TSC deadline timer
385  */
386 #define	CPUID_DEADLINE_TSC	(1 << 24)
387 
388 /*
389  * x86_type is a legacy concept; this is supplanted
390  * for most purposes by x86_featureset; modern CPUs
391  * should be X86_TYPE_OTHER
392  */
393 #define	X86_TYPE_OTHER		0
394 #define	X86_TYPE_486		1
395 #define	X86_TYPE_P5		2
396 #define	X86_TYPE_P6		3
397 #define	X86_TYPE_CYRIX_486	4
398 #define	X86_TYPE_CYRIX_6x86L	5
399 #define	X86_TYPE_CYRIX_6x86	6
400 #define	X86_TYPE_CYRIX_GXm	7
401 #define	X86_TYPE_CYRIX_6x86MX	8
402 #define	X86_TYPE_CYRIX_MediaGX	9
403 #define	X86_TYPE_CYRIX_MII	10
404 #define	X86_TYPE_VIA_CYRIX_III	11
405 #define	X86_TYPE_P4		12
406 
407 /*
408  * x86_vendor allows us to select between
409  * implementation features and helps guide
410  * the interpretation of the cpuid instruction.
411  */
412 #define	X86_VENDOR_Intel	0
413 #define	X86_VENDORSTR_Intel	"GenuineIntel"
414 
415 #define	X86_VENDOR_IntelClone	1
416 
417 #define	X86_VENDOR_AMD		2
418 #define	X86_VENDORSTR_AMD	"AuthenticAMD"
419 
420 #define	X86_VENDOR_Cyrix	3
421 #define	X86_VENDORSTR_CYRIX	"CyrixInstead"
422 
423 #define	X86_VENDOR_UMC		4
424 #define	X86_VENDORSTR_UMC	"UMC UMC UMC "
425 
426 #define	X86_VENDOR_NexGen	5
427 #define	X86_VENDORSTR_NexGen	"NexGenDriven"
428 
429 #define	X86_VENDOR_Centaur	6
430 #define	X86_VENDORSTR_Centaur	"CentaurHauls"
431 
432 #define	X86_VENDOR_Rise		7
433 #define	X86_VENDORSTR_Rise	"RiseRiseRise"
434 
435 #define	X86_VENDOR_SiS		8
436 #define	X86_VENDORSTR_SiS	"SiS SiS SiS "
437 
438 #define	X86_VENDOR_TM		9
439 #define	X86_VENDORSTR_TM	"GenuineTMx86"
440 
441 #define	X86_VENDOR_NSC		10
442 #define	X86_VENDORSTR_NSC	"Geode by NSC"
443 
444 /*
445  * Vendor string max len + \0
446  */
447 #define	X86_VENDOR_STRLEN	13
448 
449 /*
450  * Some vendor/family/model/stepping ranges are commonly grouped under
451  * a single identifying banner by the vendor.  The following encode
452  * that "revision" in a uint32_t with the 8 most significant bits
453  * identifying the vendor with X86_VENDOR_*, the next 8 identifying the
454  * family, and the remaining 16 typically forming a bitmask of revisions
455  * within that family with more significant bits indicating "later" revisions.
456  */
457 
458 #define	_X86_CHIPREV_VENDOR_MASK	0xff000000u
459 #define	_X86_CHIPREV_VENDOR_SHIFT	24
460 #define	_X86_CHIPREV_FAMILY_MASK	0x00ff0000u
461 #define	_X86_CHIPREV_FAMILY_SHIFT	16
462 #define	_X86_CHIPREV_REV_MASK		0x0000ffffu
463 
464 #define	_X86_CHIPREV_VENDOR(x) \
465 	(((x) & _X86_CHIPREV_VENDOR_MASK) >> _X86_CHIPREV_VENDOR_SHIFT)
466 #define	_X86_CHIPREV_FAMILY(x) \
467 	(((x) & _X86_CHIPREV_FAMILY_MASK) >> _X86_CHIPREV_FAMILY_SHIFT)
468 #define	_X86_CHIPREV_REV(x) \
469 	((x) & _X86_CHIPREV_REV_MASK)
470 
471 /* True if x matches in vendor and family and if x matches the given rev mask */
472 #define	X86_CHIPREV_MATCH(x, mask) \
473 	(_X86_CHIPREV_VENDOR(x) == _X86_CHIPREV_VENDOR(mask) && \
474 	_X86_CHIPREV_FAMILY(x) == _X86_CHIPREV_FAMILY(mask) && \
475 	((_X86_CHIPREV_REV(x) & _X86_CHIPREV_REV(mask)) != 0))
476 
477 /* True if x matches in vendor and family, and rev is at least minx */
478 #define	X86_CHIPREV_ATLEAST(x, minx) \
479 	(_X86_CHIPREV_VENDOR(x) == _X86_CHIPREV_VENDOR(minx) && \
480 	_X86_CHIPREV_FAMILY(x) == _X86_CHIPREV_FAMILY(minx) && \
481 	_X86_CHIPREV_REV(x) >= _X86_CHIPREV_REV(minx))
482 
483 #define	_X86_CHIPREV_MKREV(vendor, family, rev) \
484 	((uint32_t)(vendor) << _X86_CHIPREV_VENDOR_SHIFT | \
485 	(family) << _X86_CHIPREV_FAMILY_SHIFT | (rev))
486 
487 /* True if x matches in vendor, and family is at least minx */
488 #define	X86_CHIPFAM_ATLEAST(x, minx) \
489 	(_X86_CHIPREV_VENDOR(x) == _X86_CHIPREV_VENDOR(minx) && \
490 	_X86_CHIPREV_FAMILY(x) >= _X86_CHIPREV_FAMILY(minx))
491 
492 /* Revision default */
493 #define	X86_CHIPREV_UNKNOWN	0x0
494 
495 /*
496  * Definitions for AMD Family 0xf. Minor revisions C0 and CG are
497  * sufficiently different that we will distinguish them; in all other
498  * case we will identify the major revision.
499  */
500 #define	X86_CHIPREV_AMD_F_REV_B _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0001)
501 #define	X86_CHIPREV_AMD_F_REV_C0 _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0002)
502 #define	X86_CHIPREV_AMD_F_REV_CG _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0004)
503 #define	X86_CHIPREV_AMD_F_REV_D _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0008)
504 #define	X86_CHIPREV_AMD_F_REV_E _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0010)
505 #define	X86_CHIPREV_AMD_F_REV_F _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0020)
506 #define	X86_CHIPREV_AMD_F_REV_G _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0040)
507 
508 /*
509  * Definitions for AMD Family 0x10.  Rev A was Engineering Samples only.
510  */
511 #define	X86_CHIPREV_AMD_10_REV_A \
512 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x10, 0x0001)
513 #define	X86_CHIPREV_AMD_10_REV_B \
514 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x10, 0x0002)
515 #define	X86_CHIPREV_AMD_10_REV_C2 \
516 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x10, 0x0004)
517 #define	X86_CHIPREV_AMD_10_REV_C3 \
518 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x10, 0x0008)
519 #define	X86_CHIPREV_AMD_10_REV_D0 \
520 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x10, 0x0010)
521 #define	X86_CHIPREV_AMD_10_REV_D1 \
522 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x10, 0x0020)
523 #define	X86_CHIPREV_AMD_10_REV_E \
524 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x10, 0x0040)
525 
526 /*
527  * Definitions for AMD Family 0x11.
528  */
529 #define	X86_CHIPREV_AMD_11_REV_B \
530 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x11, 0x0002)
531 
532 /*
533  * Definitions for AMD Family 0x12.
534  */
535 #define	X86_CHIPREV_AMD_12_REV_B \
536 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x12, 0x0002)
537 
538 /*
539  * Definitions for AMD Family 0x14.
540  */
541 #define	X86_CHIPREV_AMD_14_REV_B \
542 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x14, 0x0002)
543 #define	X86_CHIPREV_AMD_14_REV_C \
544 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x14, 0x0004)
545 
546 /*
547  * Definitions for AMD Family 0x15
548  */
549 #define	X86_CHIPREV_AMD_15OR_REV_B2 \
550 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x15, 0x0001)
551 
552 #define	X86_CHIPREV_AMD_15TN_REV_A1 \
553 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x15, 0x0002)
554 
555 /*
556  * Various socket/package types, extended as the need to distinguish
557  * a new type arises.  The top 8 byte identfies the vendor and the
558  * remaining 24 bits describe 24 socket types.
559  */
560 
561 #define	_X86_SOCKET_VENDOR_SHIFT	24
562 #define	_X86_SOCKET_VENDOR(x)	((x) >> _X86_SOCKET_VENDOR_SHIFT)
563 #define	_X86_SOCKET_TYPE_MASK	0x00ffffff
564 #define	_X86_SOCKET_TYPE(x)		((x) & _X86_SOCKET_TYPE_MASK)
565 
566 #define	_X86_SOCKET_MKVAL(vendor, bitval) \
567 	((uint32_t)(vendor) << _X86_SOCKET_VENDOR_SHIFT | (bitval))
568 
569 #define	X86_SOCKET_MATCH(s, mask) \
570 	(_X86_SOCKET_VENDOR(s) == _X86_SOCKET_VENDOR(mask) && \
571 	(_X86_SOCKET_TYPE(s) & _X86_SOCKET_TYPE(mask)) != 0)
572 
573 #define	X86_SOCKET_UNKNOWN 0x0
574 	/*
575 	 * AMD socket types
576 	 */
577 #define	X86_SOCKET_754		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000001)
578 #define	X86_SOCKET_939		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000002)
579 #define	X86_SOCKET_940		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000004)
580 #define	X86_SOCKET_S1g1		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000008)
581 #define	X86_SOCKET_AM2		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000010)
582 #define	X86_SOCKET_F1207	_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000020)
583 #define	X86_SOCKET_S1g2		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000040)
584 #define	X86_SOCKET_S1g3		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000080)
585 #define	X86_SOCKET_AM		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000100)
586 #define	X86_SOCKET_AM2R2	_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000200)
587 #define	X86_SOCKET_AM3		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000400)
588 #define	X86_SOCKET_G34		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000800)
589 #define	X86_SOCKET_ASB2		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x001000)
590 #define	X86_SOCKET_C32		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x002000)
591 #define	X86_SOCKET_S1g4		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x004000)
592 #define	X86_SOCKET_FT1		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x008000)
593 #define	X86_SOCKET_FM1		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x010000)
594 #define	X86_SOCKET_FS1		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x020000)
595 #define	X86_SOCKET_AM3R2	_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x040000)
596 #define	X86_SOCKET_FP2		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x080000)
597 #define	X86_SOCKET_FS1R2	_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x100000)
598 #define	X86_SOCKET_FM2		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x200000)
599 
600 /*
601  * xgetbv/xsetbv support
602  */
603 
604 #define	XFEATURE_ENABLED_MASK	0x0
605 /*
606  * XFEATURE_ENABLED_MASK values (eax)
607  */
608 #define	XFEATURE_LEGACY_FP	0x1
609 #define	XFEATURE_SSE		0x2
610 #define	XFEATURE_AVX		0x4
611 #define	XFEATURE_MAX		XFEATURE_AVX
612 #define	XFEATURE_FP_ALL	\
613 	(XFEATURE_LEGACY_FP|XFEATURE_SSE|XFEATURE_AVX)
614 
615 #if !defined(_ASM)
616 
617 #if defined(_KERNEL) || defined(_KMEMUSER)
618 
619 #define	NUM_X86_FEATURES	49
620 extern uchar_t x86_featureset[];
621 
622 extern void free_x86_featureset(void *featureset);
623 extern boolean_t is_x86_feature(void *featureset, uint_t feature);
624 extern void add_x86_feature(void *featureset, uint_t feature);
625 extern void remove_x86_feature(void *featureset, uint_t feature);
626 extern boolean_t compare_x86_featureset(void *setA, void *setB);
627 extern void print_x86_featureset(void *featureset);
628 
629 
630 extern uint_t x86_type;
631 extern uint_t x86_vendor;
632 extern uint_t x86_clflush_size;
633 
634 extern uint_t pentiumpro_bug4046376;
635 
636 extern const char CyrixInstead[];
637 
638 #endif
639 
640 #if defined(_KERNEL)
641 
642 /*
643  * This structure is used to pass arguments and get return values back
644  * from the CPUID instruction in __cpuid_insn() routine.
645  */
646 struct cpuid_regs {
647 	uint32_t	cp_eax;
648 	uint32_t	cp_ebx;
649 	uint32_t	cp_ecx;
650 	uint32_t	cp_edx;
651 };
652 
653 /*
654  * Utility functions to get/set extended control registers (XCR)
655  * Initial use is to get/set the contents of the XFEATURE_ENABLED_MASK.
656  */
657 extern uint64_t get_xcr(uint_t);
658 extern void set_xcr(uint_t, uint64_t);
659 
660 extern uint64_t rdmsr(uint_t);
661 extern void wrmsr(uint_t, const uint64_t);
662 extern uint64_t xrdmsr(uint_t);
663 extern void xwrmsr(uint_t, const uint64_t);
664 extern int checked_rdmsr(uint_t, uint64_t *);
665 extern int checked_wrmsr(uint_t, uint64_t);
666 
667 extern void invalidate_cache(void);
668 extern ulong_t getcr4(void);
669 extern void setcr4(ulong_t);
670 
671 extern void mtrr_sync(void);
672 
673 extern void cpu_fast_syscall_enable(void *);
674 extern void cpu_fast_syscall_disable(void *);
675 
676 struct cpu;
677 
678 extern int cpuid_checkpass(struct cpu *, int);
679 extern uint32_t cpuid_insn(struct cpu *, struct cpuid_regs *);
680 extern uint32_t __cpuid_insn(struct cpuid_regs *);
681 extern int cpuid_getbrandstr(struct cpu *, char *, size_t);
682 extern int cpuid_getidstr(struct cpu *, char *, size_t);
683 extern const char *cpuid_getvendorstr(struct cpu *);
684 extern uint_t cpuid_getvendor(struct cpu *);
685 extern uint_t cpuid_getfamily(struct cpu *);
686 extern uint_t cpuid_getmodel(struct cpu *);
687 extern uint_t cpuid_getstep(struct cpu *);
688 extern uint_t cpuid_getsig(struct cpu *);
689 extern uint_t cpuid_get_ncpu_per_chip(struct cpu *);
690 extern uint_t cpuid_get_ncore_per_chip(struct cpu *);
691 extern uint_t cpuid_get_ncpu_sharing_last_cache(struct cpu *);
692 extern id_t cpuid_get_last_lvl_cacheid(struct cpu *);
693 extern int cpuid_get_chipid(struct cpu *);
694 extern id_t cpuid_get_coreid(struct cpu *);
695 extern int cpuid_get_pkgcoreid(struct cpu *);
696 extern int cpuid_get_clogid(struct cpu *);
697 extern int cpuid_get_cacheid(struct cpu *);
698 extern uint32_t cpuid_get_apicid(struct cpu *);
699 extern uint_t cpuid_get_procnodeid(struct cpu *cpu);
700 extern uint_t cpuid_get_procnodes_per_pkg(struct cpu *cpu);
701 extern uint_t cpuid_get_compunitid(struct cpu *cpu);
702 extern uint_t cpuid_get_cores_per_compunit(struct cpu *cpu);
703 extern int cpuid_is_cmt(struct cpu *);
704 extern int cpuid_syscall32_insn(struct cpu *);
705 extern int getl2cacheinfo(struct cpu *, int *, int *, int *);
706 
707 extern uint32_t cpuid_getchiprev(struct cpu *);
708 extern const char *cpuid_getchiprevstr(struct cpu *);
709 extern uint32_t cpuid_getsockettype(struct cpu *);
710 extern const char *cpuid_getsocketstr(struct cpu *);
711 
712 extern int cpuid_have_cr8access(struct cpu *);
713 
714 extern int cpuid_opteron_erratum(struct cpu *, uint_t);
715 
716 struct cpuid_info;
717 
718 extern void setx86isalist(void);
719 extern void cpuid_alloc_space(struct cpu *);
720 extern void cpuid_free_space(struct cpu *);
721 extern void cpuid_pass1(struct cpu *, uchar_t *);
722 extern void cpuid_pass2(struct cpu *);
723 extern void cpuid_pass3(struct cpu *);
724 extern void cpuid_pass4(struct cpu *, uint_t *);
725 extern void cpuid_set_cpu_properties(void *, processorid_t,
726     struct cpuid_info *);
727 
728 extern void cpuid_get_addrsize(struct cpu *, uint_t *, uint_t *);
729 extern uint_t cpuid_get_dtlb_nent(struct cpu *, size_t);
730 
731 #if !defined(__xpv)
732 extern uint32_t *cpuid_mwait_alloc(struct cpu *);
733 extern void cpuid_mwait_free(struct cpu *);
734 extern int cpuid_deep_cstates_supported(void);
735 extern int cpuid_arat_supported(void);
736 extern int cpuid_iepb_supported(struct cpu *);
737 extern int cpuid_deadline_tsc_supported(void);
738 extern void vmware_port(int, uint32_t *);
739 #endif
740 
741 struct cpu_ucode_info;
742 
743 extern void ucode_alloc_space(struct cpu *);
744 extern void ucode_free_space(struct cpu *);
745 extern void ucode_check(struct cpu *);
746 extern void ucode_cleanup();
747 
748 #if !defined(__xpv)
749 extern	char _tsc_mfence_start;
750 extern	char _tsc_mfence_end;
751 extern	char _tscp_start;
752 extern	char _tscp_end;
753 extern	char _no_rdtsc_start;
754 extern	char _no_rdtsc_end;
755 extern	char _tsc_lfence_start;
756 extern	char _tsc_lfence_end;
757 #endif
758 
759 #if !defined(__xpv)
760 extern	char bcopy_patch_start;
761 extern	char bcopy_patch_end;
762 extern	char bcopy_ck_size;
763 #endif
764 
765 extern void post_startup_cpu_fixups(void);
766 
767 extern uint_t workaround_errata(struct cpu *);
768 
769 #if defined(OPTERON_ERRATUM_93)
770 extern int opteron_erratum_93;
771 #endif
772 
773 #if defined(OPTERON_ERRATUM_91)
774 extern int opteron_erratum_91;
775 #endif
776 
777 #if defined(OPTERON_ERRATUM_100)
778 extern int opteron_erratum_100;
779 #endif
780 
781 #if defined(OPTERON_ERRATUM_121)
782 extern int opteron_erratum_121;
783 #endif
784 
785 #if defined(OPTERON_WORKAROUND_6323525)
786 extern int opteron_workaround_6323525;
787 extern void patch_workaround_6323525(void);
788 #endif
789 
790 #if !defined(__xpv)
791 extern void determine_platform(void);
792 #endif
793 extern int get_hwenv(void);
794 extern int is_controldom(void);
795 
796 extern void xsave_setup_msr(struct cpu *);
797 
798 /*
799  * Hypervisor signatures
800  */
801 #define	HVSIG_XEN_HVM	"XenVMMXenVMM"
802 #define	HVSIG_VMWARE	"VMwareVMware"
803 #define	HVSIG_KVM	"KVMKVMKVM"
804 #define	HVSIG_MICROSOFT	"Microsoft Hv"
805 
806 /*
807  * Defined hardware environments
808  */
809 #define	HW_NATIVE	(1 << 0)	/* Running on bare metal */
810 #define	HW_XEN_PV	(1 << 1)	/* Running on Xen PVM */
811 
812 #define	HW_XEN_HVM	(1 << 2)	/* Running on Xen HVM */
813 #define	HW_VMWARE	(1 << 3)	/* Running on VMware hypervisor */
814 #define	HW_KVM		(1 << 4)	/* Running on KVM hypervisor */
815 #define	HW_MICROSOFT	(1 << 5)	/* Running on Microsoft hypervisor */
816 
817 #define	HW_VIRTUAL	(HW_XEN_HVM | HW_VMWARE | HW_KVM | HW_MICROSOFT)
818 
819 #endif	/* _KERNEL */
820 
821 #endif	/* !_ASM */
822 
823 /*
824  * VMware hypervisor related defines
825  */
826 #define	VMWARE_HVMAGIC		0x564d5868
827 #define	VMWARE_HVPORT		0x5658
828 #define	VMWARE_HVCMD_GETVERSION	0x0a
829 #define	VMWARE_HVCMD_GETTSCFREQ	0x2d
830 
831 #ifdef	__cplusplus
832 }
833 #endif
834 
835 #endif	/* _SYS_X86_ARCHEXT_H */
836