xref: /titanic_41/usr/src/uts/intel/sys/x86_archext.h (revision de6f998e6d02b8c2b9fd7169f88e293848d5760f)
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 2009 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_MOVBE	0x00400000	/* MOVBE insn */
110 #define	CPUID_INTC_ECX_POPCNT	0x00800000	/* POPCNT insn */
111 
112 #define	FMT_CPUID_INTC_ECX					\
113 	"\20"							\
114 	"\30popcnt\27movbe\25sse4.2\24sse4.1\23dca"		\
115 	"\20\17etprd\16cx16\13cid\12ssse3\11tm2"		\
116 	"\10est\7smx\6vmx\5dscpl\4mon\1sse3"
117 
118 /*
119  * cpuid instruction feature flags in %edx (extended function 0x80000001)
120  */
121 
122 #define	CPUID_AMD_EDX_FPU	0x00000001	/* x87 fpu present */
123 #define	CPUID_AMD_EDX_VME	0x00000002	/* virtual-8086 extension */
124 #define	CPUID_AMD_EDX_DE	0x00000004	/* debugging extensions */
125 #define	CPUID_AMD_EDX_PSE	0x00000008	/* page size extensions */
126 #define	CPUID_AMD_EDX_TSC	0x00000010	/* time stamp counter */
127 #define	CPUID_AMD_EDX_MSR	0x00000020	/* rdmsr and wrmsr */
128 #define	CPUID_AMD_EDX_PAE	0x00000040	/* physical addr extension */
129 #define	CPUID_AMD_EDX_MCE	0x00000080	/* machine check exception */
130 #define	CPUID_AMD_EDX_CX8	0x00000100	/* cmpxchg8b instruction */
131 #define	CPUID_AMD_EDX_APIC	0x00000200	/* local APIC */
132 						/* 0x00000400 - sysc on K6m6 */
133 #define	CPUID_AMD_EDX_SYSC	0x00000800	/* AMD: syscall and sysret */
134 #define	CPUID_AMD_EDX_MTRR	0x00001000	/* memory type and range reg */
135 #define	CPUID_AMD_EDX_PGE	0x00002000	/* page global enable */
136 #define	CPUID_AMD_EDX_MCA	0x00004000	/* machine check arch */
137 #define	CPUID_AMD_EDX_CMOV	0x00008000	/* conditional move insns */
138 #define	CPUID_AMD_EDX_PAT	0x00010000	/* K7: page attribute table */
139 #define	CPUID_AMD_EDX_FCMOV	0x00010000	/* FCMOVcc etc. */
140 #define	CPUID_AMD_EDX_PSE36	0x00020000	/* 36-bit pagesize extension */
141 				/* 0x00040000 - reserved */
142 				/* 0x00080000 - reserved */
143 #define	CPUID_AMD_EDX_NX	0x00100000	/* AMD: no-execute page prot */
144 				/* 0x00200000 - reserved */
145 #define	CPUID_AMD_EDX_MMXamd	0x00400000	/* AMD: MMX extensions */
146 #define	CPUID_AMD_EDX_MMX	0x00800000	/* MMX instructions */
147 #define	CPUID_AMD_EDX_FXSR	0x01000000	/* fxsave and fxrstor */
148 #define	CPUID_AMD_EDX_FFXSR	0x02000000	/* fast fxsave/fxrstor */
149 #define	CPUID_AMD_EDX_1GPG	0x04000000	/* 1GB page */
150 #define	CPUID_AMD_EDX_TSCP	0x08000000	/* rdtscp instruction */
151 				/* 0x10000000 - reserved */
152 #define	CPUID_AMD_EDX_LM	0x20000000	/* AMD: long mode */
153 #define	CPUID_AMD_EDX_3DNowx	0x40000000	/* AMD: extensions to 3DNow! */
154 #define	CPUID_AMD_EDX_3DNow	0x80000000	/* AMD: 3DNow! instructions */
155 
156 #define	FMT_CPUID_AMD_EDX					\
157 	"\20"							\
158 	"\40a3d\37a3d+\36lm\34tscp\32ffxsr\31fxsr"		\
159 	"\30mmx\27mmxext\25nx\22pse\21pat"			\
160 	"\20cmov\17mca\16pge\15mtrr\14syscall\12apic\11cx8"	\
161 	"\10mce\7pae\6msr\5tsc\4pse\3de\2vme\1fpu"
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: SSE5 */
175 #define	CPUID_AMD_ECX_SKINIT	0x00001000	/* AMD: SKINIT */
176 #define	CPUID_AMD_ECX_WDT	0x00002000	/* AMD: WDT */
177 
178 #define	FMT_CPUID_AMD_ECX					\
179 	"\20"							\
180 	"\14wdt\13skinit\12sse5\11ibs\10osvw\93dnp\8mas"	\
181 	"\7sse4a\6lzcnt\5cr8d\3svm\2lcmplgcy\1ahf64"
182 
183 /*
184  * Intel now seems to have claimed part of the "extended" function
185  * space that we previously for non-Intel implementors to use.
186  * More excitingly still, they've claimed bit 20 to mean LAHF/SAHF
187  * is available in long mode i.e. what AMD indicate using bit 0.
188  * On the other hand, everything else is labelled as reserved.
189  */
190 #define	CPUID_INTC_ECX_AHF64	0x00100000	/* LAHF and SAHF in long mode */
191 
192 
193 #define	P5_MCHADDR	0x0
194 #define	P5_CESR		0x11
195 #define	P5_CTR0		0x12
196 #define	P5_CTR1		0x13
197 
198 #define	K5_MCHADDR	0x0
199 #define	K5_MCHTYPE	0x01
200 #define	K5_TSC		0x10
201 #define	K5_TR12		0x12
202 
203 #define	REG_PAT		0x277
204 
205 #define	REG_MC0_CTL		0x400
206 #define	REG_MC5_MISC		0x417
207 #define	REG_PERFCTR0		0xc1
208 #define	REG_PERFCTR1		0xc2
209 
210 #define	REG_PERFEVNT0		0x186
211 #define	REG_PERFEVNT1		0x187
212 
213 #define	REG_TSC			0x10	/* timestamp counter */
214 #define	REG_APIC_BASE_MSR	0x1b
215 #define	REG_X2APIC_BASE_MSR	0x800	/* The MSR address offset of x2APIC */
216 
217 #if !defined(__xpv)
218 /*
219  * AMD C1E
220  */
221 #define	MSR_AMD_INT_PENDING_CMP_HALT	0xC0010055
222 #define	AMD_ACTONCMPHALT_SHIFT	27
223 #define	AMD_ACTONCMPHALT_MASK	3
224 #endif
225 
226 #define	MSR_DEBUGCTL		0x1d9
227 
228 #define	DEBUGCTL_LBR		0x01
229 #define	DEBUGCTL_BTF		0x02
230 
231 /* Intel P6, AMD */
232 #define	MSR_LBR_FROM		0x1db
233 #define	MSR_LBR_TO		0x1dc
234 #define	MSR_LEX_FROM		0x1dd
235 #define	MSR_LEX_TO		0x1de
236 
237 /* Intel P4 (pre-Prescott, non P4 M) */
238 #define	MSR_P4_LBSTK_TOS	0x1da
239 #define	MSR_P4_LBSTK_0		0x1db
240 #define	MSR_P4_LBSTK_1		0x1dc
241 #define	MSR_P4_LBSTK_2		0x1dd
242 #define	MSR_P4_LBSTK_3		0x1de
243 
244 /* Intel Pentium M */
245 #define	MSR_P6M_LBSTK_TOS	0x1c9
246 #define	MSR_P6M_LBSTK_0		0x040
247 #define	MSR_P6M_LBSTK_1		0x041
248 #define	MSR_P6M_LBSTK_2		0x042
249 #define	MSR_P6M_LBSTK_3		0x043
250 #define	MSR_P6M_LBSTK_4		0x044
251 #define	MSR_P6M_LBSTK_5		0x045
252 #define	MSR_P6M_LBSTK_6		0x046
253 #define	MSR_P6M_LBSTK_7		0x047
254 
255 /* Intel P4 (Prescott) */
256 #define	MSR_PRP4_LBSTK_TOS	0x1da
257 #define	MSR_PRP4_LBSTK_FROM_0	0x680
258 #define	MSR_PRP4_LBSTK_FROM_1	0x681
259 #define	MSR_PRP4_LBSTK_FROM_2	0x682
260 #define	MSR_PRP4_LBSTK_FROM_3	0x683
261 #define	MSR_PRP4_LBSTK_FROM_4	0x684
262 #define	MSR_PRP4_LBSTK_FROM_5	0x685
263 #define	MSR_PRP4_LBSTK_FROM_6	0x686
264 #define	MSR_PRP4_LBSTK_FROM_7	0x687
265 #define	MSR_PRP4_LBSTK_FROM_8 	0x688
266 #define	MSR_PRP4_LBSTK_FROM_9	0x689
267 #define	MSR_PRP4_LBSTK_FROM_10	0x68a
268 #define	MSR_PRP4_LBSTK_FROM_11 	0x68b
269 #define	MSR_PRP4_LBSTK_FROM_12	0x68c
270 #define	MSR_PRP4_LBSTK_FROM_13	0x68d
271 #define	MSR_PRP4_LBSTK_FROM_14	0x68e
272 #define	MSR_PRP4_LBSTK_FROM_15	0x68f
273 #define	MSR_PRP4_LBSTK_TO_0	0x6c0
274 #define	MSR_PRP4_LBSTK_TO_1	0x6c1
275 #define	MSR_PRP4_LBSTK_TO_2	0x6c2
276 #define	MSR_PRP4_LBSTK_TO_3	0x6c3
277 #define	MSR_PRP4_LBSTK_TO_4	0x6c4
278 #define	MSR_PRP4_LBSTK_TO_5	0x6c5
279 #define	MSR_PRP4_LBSTK_TO_6	0x6c6
280 #define	MSR_PRP4_LBSTK_TO_7	0x6c7
281 #define	MSR_PRP4_LBSTK_TO_8	0x6c8
282 #define	MSR_PRP4_LBSTK_TO_9 	0x6c9
283 #define	MSR_PRP4_LBSTK_TO_10	0x6ca
284 #define	MSR_PRP4_LBSTK_TO_11	0x6cb
285 #define	MSR_PRP4_LBSTK_TO_12	0x6cc
286 #define	MSR_PRP4_LBSTK_TO_13	0x6cd
287 #define	MSR_PRP4_LBSTK_TO_14	0x6ce
288 #define	MSR_PRP4_LBSTK_TO_15	0x6cf
289 
290 #define	MCI_CTL_VALUE		0xffffffff
291 
292 #define	MTRR_TYPE_UC		0
293 #define	MTRR_TYPE_WC		1
294 #define	MTRR_TYPE_WT		4
295 #define	MTRR_TYPE_WP		5
296 #define	MTRR_TYPE_WB		6
297 #define	MTRR_TYPE_UC_		7
298 
299 /*
300  * For Solaris we set up the page attritubute table in the following way:
301  * PAT0	Write-Back
302  * PAT1	Write-Through
303  * PAT2	Unchacheable-
304  * PAT3	Uncacheable
305  * PAT4 Write-Back
306  * PAT5	Write-Through
307  * PAT6	Write-Combine
308  * PAT7 Uncacheable
309  * The only difference from h/w default is entry 6.
310  */
311 #define	PAT_DEFAULT_ATTRIBUTE			\
312 	((uint64_t)MTRR_TYPE_WB |		\
313 	((uint64_t)MTRR_TYPE_WT << 8) |		\
314 	((uint64_t)MTRR_TYPE_UC_ << 16) |	\
315 	((uint64_t)MTRR_TYPE_UC << 24) |	\
316 	((uint64_t)MTRR_TYPE_WB << 32) |	\
317 	((uint64_t)MTRR_TYPE_WT << 40) |	\
318 	((uint64_t)MTRR_TYPE_WC << 48) |	\
319 	((uint64_t)MTRR_TYPE_UC << 56))
320 
321 #define	X86_LARGEPAGE	0x00000001
322 #define	X86_TSC		0x00000002
323 #define	X86_MSR		0x00000004
324 #define	X86_MTRR	0x00000008
325 #define	X86_PGE		0x00000010
326 #define	X86_DE		0x00000020
327 #define	X86_CMOV	0x00000040
328 #define	X86_MMX 	0x00000080
329 #define	X86_MCA		0x00000100
330 #define	X86_PAE		0x00000200
331 #define	X86_CX8		0x00000400
332 #define	X86_PAT		0x00000800
333 #define	X86_SEP		0x00001000
334 #define	X86_SSE		0x00002000
335 #define	X86_SSE2	0x00004000
336 #define	X86_HTT		0x00008000
337 #define	X86_ASYSC	0x00010000
338 #define	X86_NX		0x00020000
339 #define	X86_SSE3	0x00040000
340 #define	X86_CX16	0x00080000
341 #define	X86_CMP		0x00100000
342 #define	X86_TSCP	0x00200000
343 #define	X86_MWAIT	0x00400000
344 #define	X86_SSE4A	0x00800000
345 #define	X86_CPUID	0x01000000
346 #define	X86_SSSE3	0x02000000
347 #define	X86_SSE4_1	0x04000000
348 #define	X86_SSE4_2	0x08000000
349 #define	X86_1GPG	0x10000000
350 #define	X86_CLFSH	0x20000000
351 #define	X86_64		0x40000000
352 
353 /*
354  * flags to patch tsc_read routine.
355  */
356 #define	X86_NO_TSC		0x0
357 #define	X86_HAVE_TSCP		0x1
358 #define	X86_TSC_MFENCE		0x2
359 #define	X86_TSC_LFENCE		0x4
360 
361 #define	FMT_X86_FEATURE						\
362 	"\20"							\
363 	"\34sse4_2\33sse4_1\32ssse3\31cpuid"			\
364 	"\30sse4a\27mwait\26tscp\25cmp\24cx16\23sse3\22nx\21asysc"\
365 	"\20htt\17sse2\16sse\15sep\14pat\13cx8\12pae\11mca"	\
366 	"\10mmx\7cmov\6de\5pge\4mtrr\3msr\2tsc\1lgpg"
367 
368 /*
369  * Intel Deep C-State invariant TSC in leaf 0x80000007.
370  */
371 #define	CPUID_TSC_CSTATE_INVARIANCE	(0x100)
372 
373 /*
374  * x86_type is a legacy concept; this is supplanted
375  * for most purposes by x86_feature; modern CPUs
376  * should be X86_TYPE_OTHER
377  */
378 #define	X86_TYPE_OTHER		0
379 #define	X86_TYPE_486		1
380 #define	X86_TYPE_P5		2
381 #define	X86_TYPE_P6		3
382 #define	X86_TYPE_CYRIX_486	4
383 #define	X86_TYPE_CYRIX_6x86L	5
384 #define	X86_TYPE_CYRIX_6x86	6
385 #define	X86_TYPE_CYRIX_GXm	7
386 #define	X86_TYPE_CYRIX_6x86MX	8
387 #define	X86_TYPE_CYRIX_MediaGX	9
388 #define	X86_TYPE_CYRIX_MII	10
389 #define	X86_TYPE_VIA_CYRIX_III	11
390 #define	X86_TYPE_P4		12
391 
392 /*
393  * x86_vendor allows us to select between
394  * implementation features and helps guide
395  * the interpretation of the cpuid instruction.
396  */
397 #define	X86_VENDOR_Intel	0
398 #define	X86_VENDORSTR_Intel	"GenuineIntel"
399 
400 #define	X86_VENDOR_IntelClone	1
401 
402 #define	X86_VENDOR_AMD		2
403 #define	X86_VENDORSTR_AMD	"AuthenticAMD"
404 
405 #define	X86_VENDOR_Cyrix	3
406 #define	X86_VENDORSTR_CYRIX	"CyrixInstead"
407 
408 #define	X86_VENDOR_UMC		4
409 #define	X86_VENDORSTR_UMC	"UMC UMC UMC "
410 
411 #define	X86_VENDOR_NexGen	5
412 #define	X86_VENDORSTR_NexGen	"NexGenDriven"
413 
414 #define	X86_VENDOR_Centaur	6
415 #define	X86_VENDORSTR_Centaur	"CentaurHauls"
416 
417 #define	X86_VENDOR_Rise		7
418 #define	X86_VENDORSTR_Rise	"RiseRiseRise"
419 
420 #define	X86_VENDOR_SiS		8
421 #define	X86_VENDORSTR_SiS	"SiS SiS SiS "
422 
423 #define	X86_VENDOR_TM		9
424 #define	X86_VENDORSTR_TM	"GenuineTMx86"
425 
426 #define	X86_VENDOR_NSC		10
427 #define	X86_VENDORSTR_NSC	"Geode by NSC"
428 
429 /*
430  * Vendor string max len + \0
431  */
432 #define	X86_VENDOR_STRLEN	13
433 
434 /*
435  * Some vendor/family/model/stepping ranges are commonly grouped under
436  * a single identifying banner by the vendor.  The following encode
437  * that "revision" in a uint32_t with the 8 most significant bits
438  * identifying the vendor with X86_VENDOR_*, the next 8 identifying the
439  * family, and the remaining 16 typically forming a bitmask of revisions
440  * within that family with more significant bits indicating "later" revisions.
441  */
442 
443 #define	_X86_CHIPREV_VENDOR_MASK	0xff000000u
444 #define	_X86_CHIPREV_VENDOR_SHIFT	24
445 #define	_X86_CHIPREV_FAMILY_MASK	0x00ff0000u
446 #define	_X86_CHIPREV_FAMILY_SHIFT	16
447 #define	_X86_CHIPREV_REV_MASK		0x0000ffffu
448 
449 #define	_X86_CHIPREV_VENDOR(x) \
450 	(((x) & _X86_CHIPREV_VENDOR_MASK) >> _X86_CHIPREV_VENDOR_SHIFT)
451 #define	_X86_CHIPREV_FAMILY(x) \
452 	(((x) & _X86_CHIPREV_FAMILY_MASK) >> _X86_CHIPREV_FAMILY_SHIFT)
453 #define	_X86_CHIPREV_REV(x) \
454 	((x) & _X86_CHIPREV_REV_MASK)
455 
456 /* True if x matches in vendor and family and if x matches the given rev mask */
457 #define	X86_CHIPREV_MATCH(x, mask) \
458 	(_X86_CHIPREV_VENDOR(x) == _X86_CHIPREV_VENDOR(mask) && \
459 	_X86_CHIPREV_FAMILY(x) == _X86_CHIPREV_FAMILY(mask) && \
460 	((_X86_CHIPREV_REV(x) & _X86_CHIPREV_REV(mask)) != 0))
461 
462 /* True if x matches in vendor and family and rev is at least minx */
463 #define	X86_CHIPREV_ATLEAST(x, minx) \
464 	(_X86_CHIPREV_VENDOR(x) == _X86_CHIPREV_VENDOR(minx) && \
465 	_X86_CHIPREV_FAMILY(x) == _X86_CHIPREV_FAMILY(minx) && \
466 	_X86_CHIPREV_REV(x) >= _X86_CHIPREV_REV(minx))
467 
468 #define	_X86_CHIPREV_MKREV(vendor, family, rev) \
469 	((uint32_t)(vendor) << _X86_CHIPREV_VENDOR_SHIFT | \
470 	(family) << _X86_CHIPREV_FAMILY_SHIFT | (rev))
471 
472 /* Revision default */
473 #define	X86_CHIPREV_UNKNOWN	0x0
474 
475 /*
476  * Definitions for AMD Family 0xf. Minor revisions C0 and CG are
477  * sufficiently different that we will distinguish them; in all other
478  * case we will identify the major revision.
479  */
480 #define	X86_CHIPREV_AMD_F_REV_B _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0001)
481 #define	X86_CHIPREV_AMD_F_REV_C0 _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0002)
482 #define	X86_CHIPREV_AMD_F_REV_CG _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0004)
483 #define	X86_CHIPREV_AMD_F_REV_D _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0008)
484 #define	X86_CHIPREV_AMD_F_REV_E _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0010)
485 #define	X86_CHIPREV_AMD_F_REV_F _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0020)
486 #define	X86_CHIPREV_AMD_F_REV_G _X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0xf, 0x0040)
487 
488 /*
489  * Definitions for AMD Family 0x10.  Rev A was Engineering Samples only.
490  */
491 #define	X86_CHIPREV_AMD_10_REV_A \
492 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x10, 0x0001)
493 #define	X86_CHIPREV_AMD_10_REV_B \
494 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x10, 0x0002)
495 #define	X86_CHIPREV_AMD_10_REV_C \
496 	_X86_CHIPREV_MKREV(X86_VENDOR_AMD, 0x10, 0x0004)
497 
498 /*
499  * Various socket/package types, extended as the need to distinguish
500  * a new type arises.  The top 8 byte identfies the vendor and the
501  * remaining 24 bits describe 24 socket types.
502  */
503 
504 #define	_X86_SOCKET_VENDOR_SHIFT	24
505 #define	_X86_SOCKET_VENDOR(x)	((x) >> _X86_SOCKET_VENDOR_SHIFT)
506 #define	_X86_SOCKET_TYPE_MASK	0x00ffffff
507 #define	_X86_SOCKET_TYPE(x)		((x) & _X86_SOCKET_TYPE_MASK)
508 
509 #define	_X86_SOCKET_MKVAL(vendor, bitval) \
510 	((uint32_t)(vendor) << _X86_SOCKET_VENDOR_SHIFT | (bitval))
511 
512 #define	X86_SOCKET_MATCH(s, mask) \
513 	(_X86_SOCKET_VENDOR(s) == _X86_SOCKET_VENDOR(mask) && \
514 	(_X86_SOCKET_TYPE(s) & _X86_SOCKET_TYPE(mask)) != 0)
515 
516 #define	X86_SOCKET_UNKNOWN 0x0
517 	/*
518 	 * AMD socket types
519 	 */
520 #define	X86_SOCKET_754		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000001)
521 #define	X86_SOCKET_939		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000002)
522 #define	X86_SOCKET_940		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000004)
523 #define	X86_SOCKET_S1g1		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000008)
524 #define	X86_SOCKET_AM2		_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000010)
525 #define	X86_SOCKET_F1207	_X86_SOCKET_MKVAL(X86_VENDOR_AMD, 0x000020)
526 
527 #if !defined(_ASM)
528 
529 #if defined(_KERNEL) || defined(_KMEMUSER)
530 
531 extern uint_t x86_feature;
532 extern uint_t x86_type;
533 extern uint_t x86_vendor;
534 extern uint_t x86_clflush_size;
535 
536 extern uint_t pentiumpro_bug4046376;
537 extern uint_t pentiumpro_bug4064495;
538 
539 extern uint_t enable486;
540 
541 extern const char CyrixInstead[];
542 
543 #endif
544 
545 #if defined(_KERNEL)
546 
547 /*
548  * This structure is used to pass arguments and get return values back
549  * from the CPUID instruction in __cpuid_insn() routine.
550  */
551 struct cpuid_regs {
552 	uint32_t	cp_eax;
553 	uint32_t	cp_ebx;
554 	uint32_t	cp_ecx;
555 	uint32_t	cp_edx;
556 };
557 
558 extern uint64_t rdmsr(uint_t);
559 extern void wrmsr(uint_t, const uint64_t);
560 extern uint64_t xrdmsr(uint_t);
561 extern void xwrmsr(uint_t, const uint64_t);
562 extern int checked_rdmsr(uint_t, uint64_t *);
563 extern int checked_wrmsr(uint_t, uint64_t);
564 
565 extern void invalidate_cache(void);
566 extern ulong_t getcr4(void);
567 extern void setcr4(ulong_t);
568 
569 extern void mtrr_sync(void);
570 
571 extern void cpu_fast_syscall_enable(void *);
572 extern void cpu_fast_syscall_disable(void *);
573 
574 struct cpu;
575 
576 extern int cpuid_checkpass(struct cpu *, int);
577 extern uint32_t cpuid_insn(struct cpu *, struct cpuid_regs *);
578 extern uint32_t __cpuid_insn(struct cpuid_regs *);
579 extern int cpuid_getbrandstr(struct cpu *, char *, size_t);
580 extern int cpuid_getidstr(struct cpu *, char *, size_t);
581 extern const char *cpuid_getvendorstr(struct cpu *);
582 extern uint_t cpuid_getvendor(struct cpu *);
583 extern uint_t cpuid_getfamily(struct cpu *);
584 extern uint_t cpuid_getmodel(struct cpu *);
585 extern uint_t cpuid_getstep(struct cpu *);
586 extern uint_t cpuid_getsig(struct cpu *);
587 extern uint_t cpuid_get_ncpu_per_chip(struct cpu *);
588 extern uint_t cpuid_get_ncore_per_chip(struct cpu *);
589 extern uint_t cpuid_get_ncpu_sharing_last_cache(struct cpu *);
590 extern id_t cpuid_get_last_lvl_cacheid(struct cpu *);
591 extern int cpuid_get_chipid(struct cpu *);
592 extern id_t cpuid_get_coreid(struct cpu *);
593 extern int cpuid_get_pkgcoreid(struct cpu *);
594 extern int cpuid_get_clogid(struct cpu *);
595 extern int cpuid_is_cmt(struct cpu *);
596 extern int cpuid_syscall32_insn(struct cpu *);
597 extern int getl2cacheinfo(struct cpu *, int *, int *, int *);
598 
599 extern uint32_t cpuid_getchiprev(struct cpu *);
600 extern const char *cpuid_getchiprevstr(struct cpu *);
601 extern uint32_t cpuid_getsockettype(struct cpu *);
602 
603 extern int cpuid_opteron_erratum(struct cpu *, uint_t);
604 
605 struct cpuid_info;
606 
607 extern void setx86isalist(void);
608 extern void cpuid_alloc_space(struct cpu *);
609 extern void cpuid_free_space(struct cpu *);
610 extern uint_t cpuid_pass1(struct cpu *);
611 extern void cpuid_pass2(struct cpu *);
612 extern void cpuid_pass3(struct cpu *);
613 extern uint_t cpuid_pass4(struct cpu *);
614 extern void add_cpunode2devtree(processorid_t, struct cpuid_info *);
615 
616 extern void cpuid_get_addrsize(struct cpu *, uint_t *, uint_t *);
617 extern uint_t cpuid_get_dtlb_nent(struct cpu *, size_t);
618 
619 #if !defined(__xpv)
620 extern uint32_t *cpuid_mwait_alloc(struct cpu *);
621 extern void cpuid_mwait_free(struct cpu *);
622 extern int cpuid_deep_cstates_supported(void);
623 extern int vmware_platform(void);
624 #endif
625 
626 struct cpu_ucode_info;
627 
628 extern void ucode_alloc_space(struct cpu *);
629 extern void ucode_free_space(struct cpu *);
630 extern void ucode_check(struct cpu *);
631 extern void ucode_cleanup();
632 
633 #if !defined(__xpv)
634 extern	char _tsc_mfence_start;
635 extern	char _tsc_mfence_end;
636 extern	char _tscp_start;
637 extern	char _tscp_end;
638 extern	char _no_rdtsc_start;
639 extern	char _no_rdtsc_end;
640 extern	char _tsc_lfence_start;
641 extern	char _tsc_lfence_end;
642 #endif
643 
644 #if !defined(__xpv)
645 extern	char bcopy_patch_start;
646 extern	char bcopy_patch_end;
647 extern	char bcopy_ck_size;
648 #endif
649 
650 extern void post_startup_cpu_fixups(void);
651 
652 extern uint_t workaround_errata(struct cpu *);
653 
654 #if defined(OPTERON_ERRATUM_93)
655 extern int opteron_erratum_93;
656 #endif
657 
658 #if defined(OPTERON_ERRATUM_91)
659 extern int opteron_erratum_91;
660 #endif
661 
662 #if defined(OPTERON_ERRATUM_100)
663 extern int opteron_erratum_100;
664 #endif
665 
666 #if defined(OPTERON_ERRATUM_121)
667 extern int opteron_erratum_121;
668 #endif
669 
670 #if defined(OPTERON_WORKAROUND_6323525)
671 extern int opteron_workaround_6323525;
672 extern void patch_workaround_6323525(void);
673 #endif
674 
675 extern int get_hwenv(void);
676 extern int is_controldom(void);
677 
678 /*
679  * Defined hardware environments
680  */
681 #define	HW_NATIVE	0x00	/* Running on bare metal */
682 #define	HW_XEN_PV	0x01	/* Running on Xen Hypervisor paravirutualized */
683 #define	HW_XEN_HVM	0x02	/* Running on Xen hypervisor HVM */
684 #define	HW_VMWARE	0x03	/* Running on VMware hypervisor */
685 
686 #endif	/* _KERNEL */
687 
688 #endif
689 
690 #ifdef	__cplusplus
691 }
692 #endif
693 
694 #endif	/* _SYS_X86_ARCHEXT_H */
695