xref: /titanic_41/usr/src/uts/intel/sys/x86_archext.h (revision 21d23cc145f4b4679726016486c401c0abf3c34a)
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 2008 Sun Microsystems, Inc.  All rights reserved.
23  * Use is subject to license terms.
24  */
25 
26 #ifndef _SYS_X86_ARCHEXT_H
27 #define	_SYS_X86_ARCHEXT_H
28 
29 #if !defined(_ASM)
30 #include <sys/regset.h>
31 #include <sys/processor.h>
32 #include <vm/seg_enum.h>
33 #include <vm/page.h>
34 #endif	/* _ASM */
35 
36 #ifdef	__cplusplus
37 extern "C" {
38 #endif
39 
40 /*
41  * cpuid instruction feature flags in %edx (standard function 1)
42  */
43 
44 #define	CPUID_INTC_EDX_FPU	0x00000001	/* x87 fpu present */
45 #define	CPUID_INTC_EDX_VME	0x00000002	/* virtual-8086 extension */
46 #define	CPUID_INTC_EDX_DE	0x00000004	/* debugging extensions */
47 #define	CPUID_INTC_EDX_PSE	0x00000008	/* page size extension */
48 #define	CPUID_INTC_EDX_TSC	0x00000010	/* time stamp counter */
49 #define	CPUID_INTC_EDX_MSR	0x00000020	/* rdmsr and wrmsr */
50 #define	CPUID_INTC_EDX_PAE	0x00000040	/* physical addr extension */
51 #define	CPUID_INTC_EDX_MCE	0x00000080	/* machine check exception */
52 #define	CPUID_INTC_EDX_CX8	0x00000100	/* cmpxchg8b instruction */
53 #define	CPUID_INTC_EDX_APIC	0x00000200	/* local APIC */
54 						/* 0x400 - reserved */
55 #define	CPUID_INTC_EDX_SEP	0x00000800	/* sysenter and sysexit */
56 #define	CPUID_INTC_EDX_MTRR	0x00001000	/* memory type range reg */
57 #define	CPUID_INTC_EDX_PGE	0x00002000	/* page global enable */
58 #define	CPUID_INTC_EDX_MCA	0x00004000	/* machine check arch */
59 #define	CPUID_INTC_EDX_CMOV	0x00008000	/* conditional move insns */
60 #define	CPUID_INTC_EDX_PAT	0x00010000	/* page attribute table */
61 #define	CPUID_INTC_EDX_PSE36	0x00020000	/* 36-bit pagesize extension */
62 #define	CPUID_INTC_EDX_PSN	0x00040000	/* processor serial number */
63 #define	CPUID_INTC_EDX_CLFSH	0x00080000	/* clflush instruction */
64 						/* 0x100000 - reserved */
65 #define	CPUID_INTC_EDX_DS	0x00200000	/* debug store exists */
66 #define	CPUID_INTC_EDX_ACPI	0x00400000	/* monitoring + clock ctrl */
67 #define	CPUID_INTC_EDX_MMX	0x00800000	/* MMX instructions */
68 #define	CPUID_INTC_EDX_FXSR	0x01000000	/* fxsave and fxrstor */
69 #define	CPUID_INTC_EDX_SSE	0x02000000	/* streaming SIMD extensions */
70 #define	CPUID_INTC_EDX_SSE2	0x04000000	/* SSE extensions */
71 #define	CPUID_INTC_EDX_SS	0x08000000	/* self-snoop */
72 #define	CPUID_INTC_EDX_HTT	0x10000000	/* Hyper Thread Technology */
73 #define	CPUID_INTC_EDX_TM	0x20000000	/* thermal monitoring */
74 #define	CPUID_INTC_EDX_IA64	0x40000000	/* Itanium emulating IA32 */
75 #define	CPUID_INTC_EDX_PBE	0x80000000	/* Pending Break Enable */
76 
77 #define	FMT_CPUID_INTC_EDX					\
78 	"\20"							\
79 	"\40pbe\37ia64\36tm\35htt\34ss\33sse2\32sse\31fxsr"	\
80 	"\30mmx\27acpi\26ds\24clfsh\23psn\22pse36\21pat"	\
81 	"\20cmov\17mca\16pge\15mtrr\14sep\12apic\11cx8"		\
82 	"\10mce\7pae\6msr\5tsc\4pse\3de\2vme\1fpu"
83 
84 /*
85  * cpuid instruction feature flags in %ecx (standard function 1)
86  */
87 
88 #define	CPUID_INTC_ECX_SSE3	0x00000001	/* Yet more SSE extensions */
89 						/* 0x00000002 - reserved */
90 						/* 0x00000004 - reserved */
91 #define	CPUID_INTC_ECX_MON	0x00000008	/* MONITOR/MWAIT */
92 #define	CPUID_INTC_ECX_DSCPL	0x00000010	/* CPL-qualified debug store */
93 #define	CPUID_INTC_ECX_VMX	0x00000020	/* Hardware VM extensions */
94 #define	CPUID_INTC_ECX_SMX	0x00000040	/* Secure mode extensions */
95 #define	CPUID_INTC_ECX_EST	0x00000080	/* enhanced SpeedStep */
96 #define	CPUID_INTC_ECX_TM2	0x00000100	/* thermal monitoring */
97 #define	CPUID_INTC_ECX_SSSE3	0x00000200	/* Supplemental SSE3 insns */
98 #define	CPUID_INTC_ECX_CID	0x00000400	/* L1 context ID */
99 						/* 0x00000800 - reserved */
100 						/* 0x00001000 - reserved */
101 #define	CPUID_INTC_ECX_CX16	0x00002000	/* cmpxchg16 */
102 #define	CPUID_INTC_ECX_ETPRD	0x00004000	/* extended task pri messages */
103 						/* 0x00008000 - reserved */
104 						/* 0x00010000 - reserved */
105 						/* 0x00020000 - reserved */
106 #define	CPUID_INTC_ECX_DCA	0x00040000	/* direct cache access */
107 #define	CPUID_INTC_ECX_SSE4_1	0x00080000	/* SSE4.1 insns */
108 #define	CPUID_INTC_ECX_SSE4_2	0x00100000	/* SSE4.2 insns */
109 #define	CPUID_INTC_ECX_POPCNT	0x00800000	/* POPCNT insn */
110 
111 #define	FMT_CPUID_INTC_ECX					\
112 	"\20"							\
113 	"\30popcnt\25sse4.2\24sse4.1\23dca"			\
114 	"\20\17etprd\16cx16\13cid\12ssse3\11tm2"		\
115 	"\10est\7smx\6vmx\5dscpl\4mon\1sse3"
116 
117 /*
118  * cpuid instruction feature flags in %edx (extended function 0x80000001)
119  */
120 
121 #define	CPUID_AMD_EDX_FPU	0x00000001	/* x87 fpu present */
122 #define	CPUID_AMD_EDX_VME	0x00000002	/* virtual-8086 extension */
123 #define	CPUID_AMD_EDX_DE	0x00000004	/* debugging extensions */
124 #define	CPUID_AMD_EDX_PSE	0x00000008	/* page size extensions */
125 #define	CPUID_AMD_EDX_TSC	0x00000010	/* time stamp counter */
126 #define	CPUID_AMD_EDX_MSR	0x00000020	/* rdmsr and wrmsr */
127 #define	CPUID_AMD_EDX_PAE	0x00000040	/* physical addr extension */
128 #define	CPUID_AMD_EDX_MCE	0x00000080	/* machine check exception */
129 #define	CPUID_AMD_EDX_CX8	0x00000100	/* cmpxchg8b instruction */
130 #define	CPUID_AMD_EDX_APIC	0x00000200	/* local APIC */
131 						/* 0x00000400 - sysc on K6m6 */
132 #define	CPUID_AMD_EDX_SYSC	0x00000800	/* AMD: syscall and sysret */
133 #define	CPUID_AMD_EDX_MTRR	0x00001000	/* memory type and range reg */
134 #define	CPUID_AMD_EDX_PGE	0x00002000	/* page global enable */
135 #define	CPUID_AMD_EDX_MCA	0x00004000	/* machine check arch */
136 #define	CPUID_AMD_EDX_CMOV	0x00008000	/* conditional move insns */
137 #define	CPUID_AMD_EDX_PAT	0x00010000	/* K7: page attribute table */
138 #define	CPUID_AMD_EDX_FCMOV	0x00010000	/* FCMOVcc etc. */
139 #define	CPUID_AMD_EDX_PSE36	0x00020000	/* 36-bit pagesize extension */
140 				/* 0x00040000 - reserved */
141 				/* 0x00080000 - reserved */
142 #define	CPUID_AMD_EDX_NX	0x00100000	/* AMD: no-execute page prot */
143 				/* 0x00200000 - reserved */
144 #define	CPUID_AMD_EDX_MMXamd	0x00400000	/* AMD: MMX extensions */
145 #define	CPUID_AMD_EDX_MMX	0x00800000	/* MMX instructions */
146 #define	CPUID_AMD_EDX_FXSR	0x01000000	/* fxsave and fxrstor */
147 #define	CPUID_AMD_EDX_FFXSR	0x02000000	/* fast fxsave/fxrstor */
148 #define	CPUID_AMD_EDX_1GPG	0x04000000	/* 1GB page */
149 #define	CPUID_AMD_EDX_TSCP	0x08000000	/* rdtscp instruction */
150 				/* 0x10000000 - reserved */
151 #define	CPUID_AMD_EDX_LM	0x20000000	/* AMD: long mode */
152 #define	CPUID_AMD_EDX_3DNowx	0x40000000	/* AMD: extensions to 3DNow! */
153 #define	CPUID_AMD_EDX_3DNow	0x80000000	/* AMD: 3DNow! instructions */
154 
155 #define	FMT_CPUID_AMD_EDX					\
156 	"\20"							\
157 	"\40a3d\37a3d+\36lm\34tscp\32ffxsr\31fxsr"		\
158 	"\30mmx\27mmxext\25nx\22pse\21pat"			\
159 	"\20cmov\17mca\16pge\15mtrr\14syscall\12apic\11cx8"	\
160 	"\10mce\7pae\6msr\5tsc\4pse\3de\2vme\1fpu"
161 
162 #define	CPUID_AMD_ECX_AHF64	0x00000001	/* LAHF and SAHF in long mode */
163 #define	CPUID_AMD_ECX_CMP_LGCY	0x00000002	/* AMD: multicore chip */
164 #define	CPUID_AMD_ECX_SVM	0x00000004	/* AMD: secure VM */
165 #define	CPUID_AMD_ECX_EAS	0x00000008	/* extended apic space */
166 #define	CPUID_AMD_ECX_CR8D	0x00000010	/* AMD: 32-bit mov %cr8 */
167 #define	CPUID_AMD_ECX_LZCNT	0x00000020	/* AMD: LZCNT insn */
168 #define	CPUID_AMD_ECX_SSE4A	0x00000040	/* AMD: SSE4A insns */
169 #define	CPUID_AMD_ECX_MAS	0x00000080	/* AMD: MisAlignSse mnode */
170 #define	CPUID_AMD_ECX_3DNP	0x00000100	/* AMD: 3DNowPrefectch */
171 #define	CPUID_AMD_ECX_OSVW	0x00000200	/* AMD: OSVW */
172 #define	CPUID_AMD_ECX_IBS	0x00000400	/* AMD: IBS */
173 #define	CPUID_AMD_ECX_SSE5	0x00000800	/* AMD: SSE5 */
174 #define	CPUID_AMD_ECX_SKINIT	0x00001000	/* AMD: SKINIT */
175 #define	CPUID_AMD_ECX_WDT	0x00002000	/* AMD: WDT */
176 
177 #define	FMT_CPUID_AMD_ECX					\
178 	"\20"							\
179 	"\14wdt\13skinit\12sse5\11ibs\10osvw\93dnp\8mas"	\
180 	"\7sse4a\6lzcnt\5cr8d\3svm\2lcmplgcy\1ahf64"
181 
182 /*
183  * Intel now seems to have claimed part of the "extended" function
184  * space that we previously for non-Intel implementors to use.
185  * More excitingly still, they've claimed bit 20 to mean LAHF/SAHF
186  * is available in long mode i.e. what AMD indicate using bit 0.
187  * On the other hand, everything else is labelled as reserved.
188  */
189 #define	CPUID_INTC_ECX_AHF64	0x00100000	/* LAHF and SAHF in long mode */
190 
191 
192 #define	P5_MCHADDR	0x0
193 #define	P5_CESR		0x11
194 #define	P5_CTR0		0x12
195 #define	P5_CTR1		0x13
196 
197 #define	K5_MCHADDR	0x0
198 #define	K5_MCHTYPE	0x01
199 #define	K5_TSC		0x10
200 #define	K5_TR12		0x12
201 
202 #define	REG_PAT		0x277
203 
204 #define	REG_MC0_CTL		0x400
205 #define	REG_MC5_MISC		0x417
206 #define	REG_PERFCTR0		0xc1
207 #define	REG_PERFCTR1		0xc2
208 
209 #define	REG_PERFEVNT0		0x186
210 #define	REG_PERFEVNT1		0x187
211 
212 #define	REG_TSC			0x10	/* timestamp counter */
213 #define	REG_APIC_BASE_MSR	0x1b
214 #define	REG_X2APIC_BASE_MSR	0x800	/* The MSR address offset of x2APIC */
215 
216 #define	MSR_DEBUGCTL		0x1d9
217 
218 #define	DEBUGCTL_LBR		0x01
219 #define	DEBUGCTL_BTF		0x02
220 
221 /* Intel P6, AMD */
222 #define	MSR_LBR_FROM		0x1db
223 #define	MSR_LBR_TO		0x1dc
224 #define	MSR_LEX_FROM		0x1dd
225 #define	MSR_LEX_TO		0x1de
226 
227 /* Intel P4 (pre-Prescott, non P4 M) */
228 #define	MSR_P4_LBSTK_TOS	0x1da
229 #define	MSR_P4_LBSTK_0		0x1db
230 #define	MSR_P4_LBSTK_1		0x1dc
231 #define	MSR_P4_LBSTK_2		0x1dd
232 #define	MSR_P4_LBSTK_3		0x1de
233 
234 /* Intel Pentium M */
235 #define	MSR_P6M_LBSTK_TOS	0x1c9
236 #define	MSR_P6M_LBSTK_0		0x040
237 #define	MSR_P6M_LBSTK_1		0x041
238 #define	MSR_P6M_LBSTK_2		0x042
239 #define	MSR_P6M_LBSTK_3		0x043
240 #define	MSR_P6M_LBSTK_4		0x044
241 #define	MSR_P6M_LBSTK_5		0x045
242 #define	MSR_P6M_LBSTK_6		0x046
243 #define	MSR_P6M_LBSTK_7		0x047
244 
245 /* Intel P4 (Prescott) */
246 #define	MSR_PRP4_LBSTK_TOS	0x1da
247 #define	MSR_PRP4_LBSTK_FROM_0	0x680
248 #define	MSR_PRP4_LBSTK_FROM_1	0x681
249 #define	MSR_PRP4_LBSTK_FROM_2	0x682
250 #define	MSR_PRP4_LBSTK_FROM_3	0x683
251 #define	MSR_PRP4_LBSTK_FROM_4	0x684
252 #define	MSR_PRP4_LBSTK_FROM_5	0x685
253 #define	MSR_PRP4_LBSTK_FROM_6	0x686
254 #define	MSR_PRP4_LBSTK_FROM_7	0x687
255 #define	MSR_PRP4_LBSTK_FROM_8 	0x688
256 #define	MSR_PRP4_LBSTK_FROM_9	0x689
257 #define	MSR_PRP4_LBSTK_FROM_10	0x68a
258 #define	MSR_PRP4_LBSTK_FROM_11 	0x68b
259 #define	MSR_PRP4_LBSTK_FROM_12	0x68c
260 #define	MSR_PRP4_LBSTK_FROM_13	0x68d
261 #define	MSR_PRP4_LBSTK_FROM_14	0x68e
262 #define	MSR_PRP4_LBSTK_FROM_15	0x68f
263 #define	MSR_PRP4_LBSTK_TO_0	0x6c0
264 #define	MSR_PRP4_LBSTK_TO_1	0x6c1
265 #define	MSR_PRP4_LBSTK_TO_2	0x6c2
266 #define	MSR_PRP4_LBSTK_TO_3	0x6c3
267 #define	MSR_PRP4_LBSTK_TO_4	0x6c4
268 #define	MSR_PRP4_LBSTK_TO_5	0x6c5
269 #define	MSR_PRP4_LBSTK_TO_6	0x6c6
270 #define	MSR_PRP4_LBSTK_TO_7	0x6c7
271 #define	MSR_PRP4_LBSTK_TO_8	0x6c8
272 #define	MSR_PRP4_LBSTK_TO_9 	0x6c9
273 #define	MSR_PRP4_LBSTK_TO_10	0x6ca
274 #define	MSR_PRP4_LBSTK_TO_11	0x6cb
275 #define	MSR_PRP4_LBSTK_TO_12	0x6cc
276 #define	MSR_PRP4_LBSTK_TO_13	0x6cd
277 #define	MSR_PRP4_LBSTK_TO_14	0x6ce
278 #define	MSR_PRP4_LBSTK_TO_15	0x6cf
279 
280 #define	MCI_CTL_VALUE		0xffffffff
281 
282 #define	MTRR_TYPE_UC		0
283 #define	MTRR_TYPE_WC		1
284 #define	MTRR_TYPE_WT		4
285 #define	MTRR_TYPE_WP		5
286 #define	MTRR_TYPE_WB		6
287 #define	MTRR_TYPE_UC_		7
288 
289 /*
290  * For Solaris we set up the page attritubute table in the following way:
291  * PAT0	Write-Back
292  * PAT1	Write-Through
293  * PAT2	Unchacheable-
294  * PAT3	Uncacheable
295  * PAT4 Write-Back
296  * PAT5	Write-Through
297  * PAT6	Write-Combine
298  * PAT7 Uncacheable
299  * The only difference from h/w default is entry 6.
300  */
301 #define	PAT_DEFAULT_ATTRIBUTE			\
302 	((uint64_t)MTRR_TYPE_WB |		\
303 	((uint64_t)MTRR_TYPE_WT << 8) |		\
304 	((uint64_t)MTRR_TYPE_UC_ << 16) |	\
305 	((uint64_t)MTRR_TYPE_UC << 24) |	\
306 	((uint64_t)MTRR_TYPE_WB << 32) |	\
307 	((uint64_t)MTRR_TYPE_WT << 40) |	\
308 	((uint64_t)MTRR_TYPE_WC << 48) |	\
309 	((uint64_t)MTRR_TYPE_UC << 56))
310 
311 #define	X86_LARGEPAGE	0x00000001
312 #define	X86_TSC		0x00000002
313 #define	X86_MSR		0x00000004
314 #define	X86_MTRR	0x00000008
315 #define	X86_PGE		0x00000010
316 #define	X86_DE		0x00000020
317 #define	X86_CMOV	0x00000040
318 #define	X86_MMX 	0x00000080
319 #define	X86_MCA		0x00000100
320 #define	X86_PAE		0x00000200
321 #define	X86_CX8		0x00000400
322 #define	X86_PAT		0x00000800
323 #define	X86_SEP		0x00001000
324 #define	X86_SSE		0x00002000
325 #define	X86_SSE2	0x00004000
326 #define	X86_HTT		0x00008000
327 #define	X86_ASYSC	0x00010000
328 #define	X86_NX		0x00020000
329 #define	X86_SSE3	0x00040000
330 #define	X86_CX16	0x00080000
331 #define	X86_CMP		0x00100000
332 #define	X86_TSCP	0x00200000
333 #define	X86_MWAIT	0x00400000
334 #define	X86_SSE4A	0x00800000
335 #define	X86_CPUID	0x01000000
336 #define	X86_SSSE3	0x02000000
337 #define	X86_SSE4_1	0x04000000
338 #define	X86_SSE4_2	0x08000000
339 #define	X86_1GPG	0x10000000
340 
341 /*
342  * flags to patch tsc_read routine.
343  */
344 #define	X86_NO_TSC		0x0
345 #define	X86_HAVE_TSCP		0x1
346 #define	X86_TSC_MFENCE		0x2
347 #define	X86_TSC_LFENCE		0x4
348 
349 #define	FMT_X86_FEATURE						\
350 	"\20"							\
351 	"\34sse4_2\33sse4_1\32ssse3\31cpuid"			\
352 	"\30sse4a\27mwait\26tscp\25cmp\24cx16\23sse3\22nx\21asysc"\
353 	"\20htt\17sse2\16sse\15sep\14pat\13cx8\12pae\11mca"	\
354 	"\10mmx\7cmov\6de\5pge\4mtrr\3msr\2tsc\1lgpg"
355 
356 /*
357  * x86_type is a legacy concept; this is supplanted
358  * for most purposes by x86_feature; modern CPUs
359  * should be X86_TYPE_OTHER
360  */
361 #define	X86_TYPE_OTHER		0
362 #define	X86_TYPE_486		1
363 #define	X86_TYPE_P5		2
364 #define	X86_TYPE_P6		3
365 #define	X86_TYPE_CYRIX_486	4
366 #define	X86_TYPE_CYRIX_6x86L	5
367 #define	X86_TYPE_CYRIX_6x86	6
368 #define	X86_TYPE_CYRIX_GXm	7
369 #define	X86_TYPE_CYRIX_6x86MX	8
370 #define	X86_TYPE_CYRIX_MediaGX	9
371 #define	X86_TYPE_CYRIX_MII	10
372 #define	X86_TYPE_VIA_CYRIX_III	11
373 #define	X86_TYPE_P4		12
374 
375 /*
376  * x86_vendor allows us to select between
377  * implementation features and helps guide
378  * the interpretation of the cpuid instruction.
379  */
380 #define	X86_VENDOR_Intel	0	/* GenuineIntel */
381 #define	X86_VENDOR_IntelClone	1	/* (an Intel clone) */
382 #define	X86_VENDOR_AMD		2	/* AuthenticAMD */
383 #define	X86_VENDOR_Cyrix	3	/* CyrixInstead */
384 #define	X86_VENDOR_UMC		4	/* UMC UMC UMC  */
385 #define	X86_VENDOR_NexGen	5	/* NexGenDriven */
386 #define	X86_VENDOR_Centaur	6	/* CentaurHauls */
387 #define	X86_VENDOR_Rise		7	/* RiseRiseRise */
388 #define	X86_VENDOR_SiS		8	/* SiS SiS SiS  */
389 #define	X86_VENDOR_TM		9	/* GenuineTMx86 */
390 #define	X86_VENDOR_NSC		10	/* Geode by NSC */
391 
392 #define	X86_VENDOR_STRLEN	13	/* vendor string max len + \0 */
393 
394 /*
395  * Some vendor/family/model/stepping ranges are commonly grouped under
396  * a single identifying banner by the vendor.  The following encode
397  * that "revision" in a uint32_t with the 8 most significant bits
398  * identifying the vendor with X86_VENDOR_*, the next 8 identifying the
399  * family, and the remaining 16 typically forming a bitmask of revisions
400  * within that family with more significant bits indicating "later" revisions.
401  */
402 
403 #define	_X86_CHIPREV_VENDOR_MASK	0xff000000u
404 #define	_X86_CHIPREV_VENDOR_SHIFT	24
405 #define	_X86_CHIPREV_FAMILY_MASK	0x00ff0000u
406 #define	_X86_CHIPREV_FAMILY_SHIFT	16
407 #define	_X86_CHIPREV_REV_MASK		0x0000ffffu
408 
409 #define	_X86_CHIPREV_VENDOR(x) \
410 	(((x) & _X86_CHIPREV_VENDOR_MASK) >> _X86_CHIPREV_VENDOR_SHIFT)
411 #define	_X86_CHIPREV_FAMILY(x) \
412 	(((x) & _X86_CHIPREV_FAMILY_MASK) >> _X86_CHIPREV_FAMILY_SHIFT)
413 #define	_X86_CHIPREV_REV(x) \
414 	((x) & _X86_CHIPREV_REV_MASK)
415 
416 /* True if x matches in vendor and family and if x matches the given rev mask */
417 #define	X86_CHIPREV_MATCH(x, mask) \
418 	(_X86_CHIPREV_VENDOR(x) == _X86_CHIPREV_VENDOR(mask) && \
419 	_X86_CHIPREV_FAMILY(x) == _X86_CHIPREV_FAMILY(mask) && \
420 	((_X86_CHIPREV_REV(x) & _X86_CHIPREV_REV(mask)) != 0))
421 
422 /* True if x matches in vendor and family and rev is at least minx */
423 #define	X86_CHIPREV_ATLEAST(x, minx) \
424 	(_X86_CHIPREV_VENDOR(x) == _X86_CHIPREV_VENDOR(minx) && \
425 	_X86_CHIPREV_FAMILY(x) == _X86_CHIPREV_FAMILY(minx) && \
426 	_X86_CHIPREV_REV(x) >= _X86_CHIPREV_REV(minx))
427 
428 #define	_X86_CHIPREV_MKREV(vendor, family, rev) \
429 	((uint32_t)(vendor) << _X86_CHIPREV_VENDOR_SHIFT | \
430 	(family) << _X86_CHIPREV_FAMILY_SHIFT | (rev))
431 
432 /* Revision default */
433 #define	X86_CHIPREV_UNKNOWN	0x0
434 
435 /*
436  * Definitions for AMD Family 0xf. Minor revisions C0 and CG are
437  * sufficiently different that we will distinguish them; in all other
438  * case we will identify the major revision.
439  */
440 #define	X86_CHIPREV_AMD_F_REV_B _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0001)
441 #define	X86_CHIPREV_AMD_F_REV_C0 _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0002)
442 #define	X86_CHIPREV_AMD_F_REV_CG _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0004)
443 #define	X86_CHIPREV_AMD_F_REV_D _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0008)
444 #define	X86_CHIPREV_AMD_F_REV_E _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0010)
445 #define	X86_CHIPREV_AMD_F_REV_F _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0020)
446 #define	X86_CHIPREV_AMD_F_REV_G _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0040)
447 
448 /*
449  * Definitions for AMD Family 0x10.  Rev A was Engineering Samples only.
450  */
451 #define	X86_CHIPREV_AMD_10_REV_A \
452 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x10, 0x0001)
453 #define	X86_CHIPREV_AMD_10_REV_B \
454 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x10, 0x0002)
455 
456 /*
457  * Various socket/package types, extended as the need to distinguish
458  * a new type arises.  The top 8 byte identfies the vendor and the
459  * remaining 24 bits describe 24 socket types.
460  */
461 
462 #define	_X86_SOCKET_VENDOR_SHIFT	24
463 #define	_X86_SOCKET_VENDOR(x)	((x) >> _X86_SOCKET_VENDOR_SHIFT)
464 #define	_X86_SOCKET_TYPE_MASK	0x00ffffff
465 #define	_X86_SOCKET_TYPE(x)		((x) & _X86_SOCKET_TYPE_MASK)
466 
467 #define	_X86_SOCKET_MKVAL(vendor, bitval) \
468 	((uint32_t)(vendor) << _X86_SOCKET_VENDOR_SHIFT | (bitval))
469 
470 #define	X86_SOCKET_MATCH(s, mask) \
471 	(_X86_SOCKET_VENDOR(s) == _X86_SOCKET_VENDOR(mask) && \
472 	(_X86_SOCKET_TYPE(s) & _X86_SOCKET_TYPE(mask)) != 0)
473 
474 #define	X86_SOCKET_UNKNOWN 0x0
475 	/*
476 	 * AMD socket types
477 	 */
478 #define	X86_SOCKET_754		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000001)
479 #define	X86_SOCKET_939		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000002)
480 #define	X86_SOCKET_940		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000004)
481 #define	X86_SOCKET_S1g1		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000008)
482 #define	X86_SOCKET_AM2		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000010)
483 #define	X86_SOCKET_F1207	_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000020)
484 
485 #if !defined(_ASM)
486 
487 #if defined(_KERNEL) || defined(_KMEMUSER)
488 
489 extern uint_t x86_feature;
490 extern uint_t x86_type;
491 extern uint_t x86_vendor;
492 
493 extern uint_t pentiumpro_bug4046376;
494 extern uint_t pentiumpro_bug4064495;
495 
496 extern uint_t enable486;
497 
498 extern const char CyrixInstead[];
499 
500 #endif
501 
502 #if defined(_KERNEL)
503 
504 /*
505  * This structure is used to pass arguments and get return values back
506  * from the CPUID instruction in __cpuid_insn() routine.
507  */
508 struct cpuid_regs {
509 	uint32_t	cp_eax;
510 	uint32_t	cp_ebx;
511 	uint32_t	cp_ecx;
512 	uint32_t	cp_edx;
513 };
514 
515 extern uint64_t rdmsr(uint_t);
516 extern void wrmsr(uint_t, const uint64_t);
517 extern uint64_t xrdmsr(uint_t);
518 extern void xwrmsr(uint_t, const uint64_t);
519 extern int checked_rdmsr(uint_t, uint64_t *);
520 extern int checked_wrmsr(uint_t, uint64_t);
521 
522 extern void invalidate_cache(void);
523 extern ulong_t getcr4(void);
524 extern void setcr4(ulong_t);
525 
526 extern void mtrr_sync(void);
527 
528 extern void cpu_fast_syscall_enable(void *);
529 extern void cpu_fast_syscall_disable(void *);
530 
531 struct cpu;
532 
533 extern int cpuid_checkpass(struct cpu *, int);
534 extern uint32_t cpuid_insn(struct cpu *, struct cpuid_regs *);
535 extern uint32_t __cpuid_insn(struct cpuid_regs *);
536 extern int cpuid_getbrandstr(struct cpu *, char *, size_t);
537 extern int cpuid_getidstr(struct cpu *, char *, size_t);
538 extern const char *cpuid_getvendorstr(struct cpu *);
539 extern uint_t cpuid_getvendor(struct cpu *);
540 extern uint_t cpuid_getfamily(struct cpu *);
541 extern uint_t cpuid_getmodel(struct cpu *);
542 extern uint_t cpuid_getstep(struct cpu *);
543 extern uint_t cpuid_getsig(struct cpu *);
544 extern uint_t cpuid_get_ncpu_per_chip(struct cpu *);
545 extern uint_t cpuid_get_ncore_per_chip(struct cpu *);
546 extern uint_t cpuid_get_ncpu_sharing_last_cache(struct cpu *);
547 extern id_t cpuid_get_last_lvl_cacheid(struct cpu *);
548 extern int cpuid_get_chipid(struct cpu *);
549 extern id_t cpuid_get_coreid(struct cpu *);
550 extern int cpuid_get_pkgcoreid(struct cpu *);
551 extern int cpuid_get_clogid(struct cpu *);
552 extern int cpuid_is_cmt(struct cpu *);
553 extern int cpuid_syscall32_insn(struct cpu *);
554 extern int getl2cacheinfo(struct cpu *, int *, int *, int *);
555 
556 extern uint32_t cpuid_getchiprev(struct cpu *);
557 extern const char *cpuid_getchiprevstr(struct cpu *);
558 extern uint32_t cpuid_getsockettype(struct cpu *);
559 
560 extern int cpuid_opteron_erratum(struct cpu *, uint_t);
561 
562 struct cpuid_info;
563 
564 extern void setx86isalist(void);
565 extern void cpuid_alloc_space(struct cpu *);
566 extern void cpuid_free_space(struct cpu *);
567 extern uint_t cpuid_pass1(struct cpu *);
568 extern void cpuid_pass2(struct cpu *);
569 extern void cpuid_pass3(struct cpu *);
570 extern uint_t cpuid_pass4(struct cpu *);
571 extern void add_cpunode2devtree(processorid_t, struct cpuid_info *);
572 
573 extern void cpuid_get_addrsize(struct cpu *, uint_t *, uint_t *);
574 extern uint_t cpuid_get_dtlb_nent(struct cpu *, size_t);
575 
576 #if !defined(__xpv)
577 extern uint32_t *cpuid_mwait_alloc(struct cpu *);
578 extern void cpuid_mwait_free(struct cpu *);
579 #endif
580 
581 struct cpu_ucode_info;
582 
583 extern void ucode_alloc_space(struct cpu *);
584 extern void ucode_free_space(struct cpu *);
585 extern void ucode_check(struct cpu *);
586 extern void ucode_free();
587 
588 #if !defined(__xpv)
589 extern	char _tsc_mfence_start;
590 extern	char _tsc_mfence_end;
591 extern	char _tscp_start;
592 extern	char _tscp_end;
593 extern	char _no_rdtsc_start;
594 extern	char _no_rdtsc_end;
595 extern	char _tsc_lfence_start;
596 extern	char _tsc_lfence_end;
597 #endif
598 
599 extern uint_t workaround_errata(struct cpu *);
600 
601 #if defined(OPTERON_ERRATUM_93)
602 extern int opteron_erratum_93;
603 #endif
604 
605 #if defined(OPTERON_ERRATUM_91)
606 extern int opteron_erratum_91;
607 #endif
608 
609 #if defined(OPTERON_ERRATUM_100)
610 extern int opteron_erratum_100;
611 #endif
612 
613 #if defined(OPTERON_ERRATUM_121)
614 extern int opteron_erratum_121;
615 #endif
616 
617 #if defined(OPTERON_WORKAROUND_6323525)
618 extern int opteron_workaround_6323525;
619 extern void patch_workaround_6323525(void);
620 #endif
621 
622 #endif	/* _KERNEL */
623 
624 #endif
625 
626 #ifdef	__cplusplus
627 }
628 #endif
629 
630 #endif	/* _SYS_X86_ARCHEXT_H */
631