xref: /freebsd/sys/x86/include/specialreg.h (revision 9f718b57b846b8e1fa562584747fdae42ffed8f4)
1 /*-
2  * SPDX-License-Identifier: BSD-3-Clause
3  *
4  * Copyright (c) 1991 The Regents of the University of California.
5  * All rights reserved.
6  *
7  * Redistribution and use in source and binary forms, with or without
8  * modification, are permitted provided that the following conditions
9  * are met:
10  * 1. Redistributions of source code must retain the above copyright
11  *    notice, this list of conditions and the following disclaimer.
12  * 2. Redistributions in binary form must reproduce the above copyright
13  *    notice, this list of conditions and the following disclaimer in the
14  *    documentation and/or other materials provided with the distribution.
15  * 3. Neither the name of the University nor the names of its contributors
16  *    may be used to endorse or promote products derived from this software
17  *    without specific prior written permission.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29  * SUCH DAMAGE.
30  */
31 
32 #ifndef _MACHINE_SPECIALREG_H_
33 #define	_MACHINE_SPECIALREG_H_
34 
35 /*
36  * Bits in 386 special registers:
37  */
38 #define	CR0_PE	0x00000001	/* Protected mode Enable */
39 #define	CR0_MP	0x00000002	/* "Math" (fpu) Present */
40 #define	CR0_EM	0x00000004	/* EMulate FPU instructions. (trap ESC only) */
41 #define	CR0_TS	0x00000008	/* Task Switched (if MP, trap ESC and WAIT) */
42 #define	CR0_PG	0x80000000	/* PaGing enable */
43 
44 /*
45  * Bits in 486 special registers:
46  */
47 #define	CR0_NE	0x00000020	/* Numeric Error enable (EX16 vs IRQ13) */
48 #define	CR0_WP	0x00010000	/* Write Protect (honor page protect in
49 							   all modes) */
50 #define	CR0_AM	0x00040000	/* Alignment Mask (set to enable AC flag) */
51 #define	CR0_NW  0x20000000	/* Not Write-through */
52 #define	CR0_CD  0x40000000	/* Cache Disable */
53 
54 #define	CR3_PCID_MASK	0x0000000000000fff
55 #define	CR3_LAM_U57	0x2000000000000000
56 #define	CR3_LAM_U48	0x4000000000000000
57 #define	CR3_PCID_SAVE	0x8000000000000000
58 
59 /*
60  * Bits in PPro special registers
61  */
62 #define	CR4_VME		0x00000001	/* Virtual 8086 mode extensions */
63 #define	CR4_PVI		0x00000002	/* Protected-mode virtual interrupts */
64 #define	CR4_TSD		0x00000004	/* Time stamp disable */
65 #define	CR4_DE		0x00000008	/* Debugging extensions */
66 #define	CR4_PSE		0x00000010	/* Page size extensions */
67 #define	CR4_PAE		0x00000020	/* Physical address extension */
68 #define	CR4_MCE		0x00000040	/* Machine check enable */
69 #define	CR4_PGE		0x00000080	/* Page global enable */
70 #define	CR4_PCE		0x00000100	/* Performance monitoring counter
71 					   enable */
72 #define	CR4_FXSR	0x00000200	/* Fast FPU save/restore used by OS */
73 #define	CR4_XMM		0x00000400	/* enable SIMD/MMX2 to use except 16 */
74 #define	CR4_UMIP	0x00000800	/* User Mode Instruction Prevention */
75 #define	CR4_LA57	0x00001000	/* Enable 5-level paging */
76 #define	CR4_VMXE	0x00002000	/* enable VMX operation
77 					   (Intel-specific) */
78 #define	CR4_FSGSBASE	0x00010000	/* Enable FS/GS BASE access
79 					   instructions */
80 #define	CR4_PCIDE	0x00020000	/* Enable Context ID */
81 #define	CR4_XSAVE	0x00040000	/* XSETBV/XGETBV */
82 #define	CR4_SMEP	0x00100000	/* Supervisor-Mode Execution
83 					   Prevention */
84 #define	CR4_SMAP	0x00200000	/* Supervisor-Mode Access
85 					   Prevention */
86 #define	CR4_PKE		0x00400000	/* Protection Keys Enable */
87 #define	CR4_CET		0x00800000	/* Control-flow Enforcement
88 					   Technology */
89 #define	CR4_PKS		0x01000000	/* Protection Keys for Supervisor */
90 #define	CR4_UINTR	0x02000000	/* User Interrupts Enable */
91 #define	CR4_LASS	0x08000000	/* Linear Address Space Separation */
92 #define	CR4_LAM_SUP	0x10000000	/* Linear-Address Masking for
93 					   Supervisor */
94 
95 /*
96  * Bits in AMD64 special registers.  EFER is 64 bits wide.
97  */
98 #define	EFER_SCE	0x000000001	/* System Call Extensions (R/W) */
99 #define	EFER_LME	0x000000100	/* Long mode enable (R/W) */
100 #define	EFER_LMA	0x000000400	/* Long mode active (R) */
101 #define	EFER_NXE	0x000000800	/* PTE No-Execute bit enable (R/W) */
102 #define	EFER_SVM	0x000001000	/* SVM enable bit for AMD, reserved
103 					   for Intel */
104 #define	EFER_LMSLE	0x000002000	/* Long Mode Segment Limit Enable */
105 #define	EFER_FFXSR	0x000004000	/* Fast FXSAVE/FSRSTOR */
106 #define	EFER_TCE	0x000008000	/* Translation Cache Extension */
107 #define	EFER_MCOMMIT	0x000020000	/* Enable MCOMMIT (AMD) */
108 #define	EFER_INTWB	0x000040000	/* Interruptible WBINVD */
109 #define	EFER_UAIE	0x000100000	/* Upper Address Ignore */
110 #define	EFER_AIBRSE	0x000200000	/* Automatic IBRS */
111 
112 /*
113  * Intel Extended Features registers
114  */
115 #define	XCR0	0		/* XFEATURE_ENABLED_MASK register */
116 
117 #define	XFEATURE_ENABLED_X87		0x00000001
118 #define	XFEATURE_ENABLED_SSE		0x00000002
119 #define	XFEATURE_ENABLED_YMM_HI128	0x00000004
120 #define	XFEATURE_ENABLED_AVX		XFEATURE_ENABLED_YMM_HI128
121 #define	XFEATURE_ENABLED_BNDREGS	0x00000008
122 #define	XFEATURE_ENABLED_BNDCSR		0x00000010
123 #define	XFEATURE_ENABLED_OPMASK		0x00000020
124 #define	XFEATURE_ENABLED_ZMM_HI256	0x00000040
125 #define	XFEATURE_ENABLED_HI16_ZMM	0x00000080
126 #define	XFEATURE_ENABLED_PKRU		0x00000200
127 #define	XFEATURE_ENABLED_TILECONFIG	0x00020000
128 #define	XFEATURE_ENABLED_TILEDATA	0x00040000
129 
130 #define	XFEATURE_AVX					\
131     (XFEATURE_ENABLED_X87 | XFEATURE_ENABLED_SSE | XFEATURE_ENABLED_AVX)
132 #define	XFEATURE_AVX512						\
133     (XFEATURE_ENABLED_OPMASK | XFEATURE_ENABLED_ZMM_HI256 |	\
134     XFEATURE_ENABLED_HI16_ZMM)
135 #define	XFEATURE_MPX					\
136     (XFEATURE_ENABLED_BNDREGS | XFEATURE_ENABLED_BNDCSR)
137 
138 /*
139  * CPUID instruction features register
140  */
141 #define	CPUID_FPU	0x00000001
142 #define	CPUID_VME	0x00000002
143 #define	CPUID_DE	0x00000004
144 #define	CPUID_PSE	0x00000008
145 #define	CPUID_TSC	0x00000010
146 #define	CPUID_MSR	0x00000020
147 #define	CPUID_PAE	0x00000040
148 #define	CPUID_MCE	0x00000080
149 #define	CPUID_CX8	0x00000100
150 #define	CPUID_APIC	0x00000200
151 #define	CPUID_B10	0x00000400
152 #define	CPUID_SEP	0x00000800
153 #define	CPUID_MTRR	0x00001000
154 #define	CPUID_PGE	0x00002000
155 #define	CPUID_MCA	0x00004000
156 #define	CPUID_CMOV	0x00008000
157 #define	CPUID_PAT	0x00010000
158 #define	CPUID_PSE36	0x00020000
159 #define	CPUID_PSN	0x00040000
160 #define	CPUID_CLFSH	0x00080000
161 #define	CPUID_B20	0x00100000
162 #define	CPUID_DS	0x00200000
163 #define	CPUID_ACPI	0x00400000
164 #define	CPUID_MMX	0x00800000
165 #define	CPUID_FXSR	0x01000000
166 #define	CPUID_SSE	0x02000000
167 #define	CPUID_XMM	0x02000000
168 #define	CPUID_SSE2	0x04000000
169 #define	CPUID_SS	0x08000000
170 #define	CPUID_HTT	0x10000000
171 #define	CPUID_TM	0x20000000
172 #define	CPUID_IA64	0x40000000
173 #define	CPUID_PBE	0x80000000
174 
175 #define	CPUID2_SSE3	0x00000001
176 #define	CPUID2_PCLMULQDQ 0x00000002
177 #define	CPUID2_DTES64	0x00000004
178 #define	CPUID2_MON	0x00000008
179 #define	CPUID2_DS_CPL	0x00000010
180 #define	CPUID2_VMX	0x00000020
181 #define	CPUID2_SMX	0x00000040
182 #define	CPUID2_EST	0x00000080
183 #define	CPUID2_TM2	0x00000100
184 #define	CPUID2_SSSE3	0x00000200
185 #define	CPUID2_CNXTID	0x00000400
186 #define	CPUID2_SDBG	0x00000800
187 #define	CPUID2_FMA	0x00001000
188 #define	CPUID2_CX16	0x00002000
189 #define	CPUID2_XTPR	0x00004000
190 #define	CPUID2_PDCM	0x00008000
191 #define	CPUID2_PCID	0x00020000
192 #define	CPUID2_DCA	0x00040000
193 #define	CPUID2_SSE41	0x00080000
194 #define	CPUID2_SSE42	0x00100000
195 #define	CPUID2_X2APIC	0x00200000
196 #define	CPUID2_MOVBE	0x00400000
197 #define	CPUID2_POPCNT	0x00800000
198 #define	CPUID2_TSCDLT	0x01000000
199 #define	CPUID2_AESNI	0x02000000
200 #define	CPUID2_XSAVE	0x04000000
201 #define	CPUID2_OSXSAVE	0x08000000
202 #define	CPUID2_AVX	0x10000000
203 #define	CPUID2_F16C	0x20000000
204 #define	CPUID2_RDRAND	0x40000000
205 #define	CPUID2_HV	0x80000000
206 
207 /* Intel Processor Trace CPUID. */
208 
209 /* Leaf 0 ebx. */
210 #define	CPUPT_CR3		(1 << 0)	/* CR3 Filtering Support */
211 #define	CPUPT_PSB		(1 << 1)	/* Configurable PSB and Cycle-Accurate Mode Supported */
212 #define	CPUPT_IPF		(1 << 2)	/* IP Filtering and TraceStop supported */
213 #define	CPUPT_MTC		(1 << 3)	/* MTC Supported */
214 #define	CPUPT_PRW		(1 << 4)	/* PTWRITE Supported */
215 #define	CPUPT_PWR		(1 << 5)	/* Power Event Trace Supported */
216 
217 /* Leaf 0 ecx. */
218 #define	CPUPT_TOPA		(1 << 0)	/* ToPA Output Supported */
219 #define	CPUPT_TOPA_MULTI	(1 << 1)	/* ToPA Tables Allow Multiple Output Entries */
220 #define	CPUPT_SINGLE		(1 << 2)	/* Single-Range Output Supported */
221 #define	CPUPT_TT_OUT		(1 << 3)	/* Output to Trace Transport Subsystem Supported */
222 #define	CPUPT_LINEAR_IP		(1 << 31)	/* IP Payloads are Linear IP, otherwise IP is effective */
223 
224 /* Leaf 1 eax. */
225 #define	CPUPT_NADDR_S		0	/* Number of Address Ranges */
226 #define	CPUPT_NADDR_M		(0x7 << CPUPT_NADDR_S)
227 #define	CPUPT_MTC_BITMAP_S	16	/* Bitmap of supported MTC Period Encodings */
228 #define	CPUPT_MTC_BITMAP_M	(0xffff << CPUPT_MTC_BITMAP_S)
229 
230 /* Leaf 1 ebx. */
231 #define	CPUPT_CT_BITMAP_S	0	/* Bitmap of supported Cycle Threshold values */
232 #define	CPUPT_CT_BITMAP_M	(0xffff << CPUPT_CT_BITMAP_S)
233 #define	CPUPT_PFE_BITMAP_S	16	/* Bitmap of supported Configurable PSB Frequency encoding */
234 #define	CPUPT_PFE_BITMAP_M	(0xffff << CPUPT_PFE_BITMAP_S)
235 
236 /*
237  * Important bits in the AMD extended cpuid flags
238  */
239 #define	AMDID_SYSCALL	0x00000800
240 #define	AMDID_MP	0x00080000
241 #define	AMDID_NX	0x00100000
242 #define	AMDID_EXT_MMX	0x00400000
243 #define	AMDID_FFXSR	0x02000000
244 #define	AMDID_PAGE1GB	0x04000000
245 #define	AMDID_RDTSCP	0x08000000
246 #define	AMDID_LM	0x20000000
247 #define	AMDID_EXT_3DNOW	0x40000000
248 #define	AMDID_3DNOW	0x80000000
249 
250 #define	AMDID2_LAHF	0x00000001
251 #define	AMDID2_CMP	0x00000002
252 #define	AMDID2_SVM	0x00000004
253 #define	AMDID2_EXT_APIC	0x00000008
254 #define	AMDID2_CR8	0x00000010
255 #define	AMDID2_ABM	0x00000020
256 #define	AMDID2_SSE4A	0x00000040
257 #define	AMDID2_MAS	0x00000080
258 #define	AMDID2_PREFETCH	0x00000100
259 #define	AMDID2_OSVW	0x00000200
260 #define	AMDID2_IBS	0x00000400
261 #define	AMDID2_XOP	0x00000800
262 #define	AMDID2_SKINIT	0x00001000
263 #define	AMDID2_WDT	0x00002000
264 #define	AMDID2_LWP	0x00008000
265 #define	AMDID2_FMA4	0x00010000
266 #define	AMDID2_TCE	0x00020000
267 #define	AMDID2_NODE_ID	0x00080000
268 #define	AMDID2_TBM	0x00200000
269 #define	AMDID2_TOPOLOGY	0x00400000
270 #define	AMDID2_PCXC	0x00800000
271 #define	AMDID2_PNXC	0x01000000
272 #define	AMDID2_DBE	0x04000000
273 #define	AMDID2_PTSC	0x08000000
274 #define	AMDID2_PTSCEL2I	0x10000000
275 #define	AMDID2_MWAITX	0x20000000
276 
277 /*
278  * CPUID instruction 1 eax info
279  */
280 #define	CPUID_STEPPING		0x0000000f
281 #define	CPUID_MODEL		0x000000f0
282 #define	CPUID_FAMILY		0x00000f00
283 #define	CPUID_EXT_MODEL		0x000f0000
284 #define	CPUID_EXT_FAMILY	0x0ff00000
285 #ifdef __i386__
286 #define	CPUID_TO_MODEL(id) \
287     ((((id) & CPUID_MODEL) >> 4) | \
288     ((((id) & CPUID_FAMILY) >= 0x600) ? \
289     (((id) & CPUID_EXT_MODEL) >> 12) : 0))
290 #define	CPUID_TO_FAMILY(id) \
291     ((((id) & CPUID_FAMILY) >> 8) + \
292     ((((id) & CPUID_FAMILY) == 0xf00) ? \
293     (((id) & CPUID_EXT_FAMILY) >> 20) : 0))
294 #else
295 #define	CPUID_TO_MODEL(id) \
296     ((((id) & CPUID_MODEL) >> 4) | \
297     (((id) & CPUID_EXT_MODEL) >> 12))
298 #define	CPUID_TO_FAMILY(id) \
299     ((((id) & CPUID_FAMILY) >> 8) + \
300     (((id) & CPUID_EXT_FAMILY) >> 20))
301 #endif
302 #define CPUID_TO_STEPPING(id) ((id) & CPUID_STEPPING)
303 
304 /*
305  * CPUID instruction 1 ebx info
306  */
307 #define	CPUID_BRAND_INDEX	0x000000ff
308 #define	CPUID_CLFUSH_SIZE	0x0000ff00
309 #define	CPUID_HTT_CORES		0x00ff0000
310 #define	CPUID_LOCAL_APIC_ID	0xff000000
311 
312 /*
313  * CPUID instruction 5 info
314  */
315 #define	CPUID5_MON_MIN_SIZE	0x0000ffff	/* eax */
316 #define	CPUID5_MON_MAX_SIZE	0x0000ffff	/* ebx */
317 #define	CPUID5_MON_MWAIT_EXT	0x00000001	/* ecx */
318 #define	CPUID5_MWAIT_INTRBREAK	0x00000002	/* ecx */
319 
320 /*
321  * MWAIT cpu power states.  Lower 4 bits are sub-states.
322  */
323 #define	MWAIT_C0	0xf0
324 #define	MWAIT_C1	0x00
325 #define	MWAIT_C2	0x10
326 #define	MWAIT_C3	0x20
327 #define	MWAIT_C4	0x30
328 
329 /*
330  * MWAIT extensions.
331  */
332 /* Interrupt breaks MWAIT even when masked. */
333 #define	MWAIT_INTRBREAK		0x00000001
334 
335 /*
336  * CPUID leaf 6: Thermal and Power management.
337  */
338 /* Eax. */
339 #define	CPUTPM1_SENSOR			0x00000001
340 #define	CPUTPM1_TURBO			0x00000002
341 #define	CPUTPM1_ARAT			0x00000004
342 #define	CPUTPM1_PLN			0x00000010
343 #define	CPUTPM1_ECMD			0x00000020
344 #define	CPUTPM1_PTM			0x00000040
345 #define	CPUTPM1_HWP			0x00000080
346 #define	CPUTPM1_HWP_NOTIFICATION	0x00000100
347 #define	CPUTPM1_HWP_ACTIVITY_WINDOW	0x00000200
348 #define	CPUTPM1_HWP_PERF_PREF		0x00000400
349 #define	CPUTPM1_HWP_PKG			0x00000800
350 #define	CPUTPM1_HDC			0x00002000
351 #define	CPUTPM1_TURBO30			0x00004000
352 #define	CPUTPM1_HWP_CAPABILITIES	0x00008000
353 #define	CPUTPM1_HWP_PECI_OVR		0x00010000
354 #define	CPUTPM1_HWP_FLEXIBLE		0x00020000
355 #define	CPUTPM1_HWP_FAST_MSR		0x00040000
356 #define	CPUTPM1_HW_FEEDBACK		0x00080000
357 #define	CPUTPM1_HWP_IGN_IDLE		0x00100000
358 #define	CPUTPM1_THREAD_DIRECTOR		0x00800000
359 
360 /* Ebx. */
361 #define	CPUTPM_B_NSENSINTTHRESH		0x0000000f
362 
363 /* Ecx. */
364 #define	CPUID_PERF_STAT			0x00000001
365 #define	CPUID_PERF_BIAS			0x00000008
366 #define	CPUID_PERF_TD_CLASSES		0x0000ff00
367 
368 /* Edx. */
369 #define	CPUID_HF_PERFORMANCE		0x00000001
370 #define	CPUID_HF_EFFICIENCY		0x00000002
371 #define	CPUID_TD_CAPABLITIES		0x0000000f
372 #define	CPUID_TD_TBLPAGES		0x00000f00
373 
374 /*
375  * CPUID instruction 0xb ebx info.
376  */
377 #define	CPUID_TYPE_INVAL	0
378 #define	CPUID_TYPE_SMT		1
379 #define	CPUID_TYPE_CORE		2
380 
381 /*
382  * CPUID instruction 0xd Processor Extended State Enumeration Sub-leaf 1
383  */
384 #define	CPUID_EXTSTATE_XSAVEOPT	0x00000001
385 #define	CPUID_EXTSTATE_XSAVEC	0x00000002
386 #define	CPUID_EXTSTATE_XINUSE	0x00000004
387 #define	CPUID_EXTSTATE_XSAVES	0x00000008
388 
389 /*
390  * AMD extended function 8000_0007h ebx info
391  */
392 #define	AMDRAS_MCA_OF_RECOV	0x00000001
393 #define	AMDRAS_SUCCOR		0x00000002
394 #define	AMDRAS_HW_ASSERT	0x00000004
395 #define	AMDRAS_SCALABLE_MCA	0x00000008
396 #define	AMDRAS_PFEH_SUPPORT	0x00000010
397 
398 /*
399  * AMD extended function 8000_0007h edx info
400  */
401 #define	AMDPM_TS		0x00000001
402 #define	AMDPM_FID		0x00000002
403 #define	AMDPM_VID		0x00000004
404 #define	AMDPM_TTP		0x00000008
405 #define	AMDPM_TM		0x00000010
406 #define	AMDPM_STC		0x00000020
407 #define	AMDPM_100MHZ_STEPS	0x00000040
408 #define	AMDPM_HW_PSTATE		0x00000080
409 #define	AMDPM_TSC_INVARIANT	0x00000100
410 #define	AMDPM_CPB		0x00000200
411 
412 /*
413  * AMD extended function 8000_0008h ebx info (amd_extended_feature_extensions)
414  */
415 #define	AMDFEID_CLZERO		0x00000001
416 #define	AMDFEID_IRPERF		0x00000002
417 #define	AMDFEID_XSAVEERPTR	0x00000004
418 #define	AMDFEID_INVLPGB		0x00000008
419 #define	AMDFEID_RDPRU		0x00000010
420 #define	AMDFEID_BE		0x00000040
421 #define	AMDFEID_MCOMMIT		0x00000100
422 #define	AMDFEID_WBNOINVD	0x00000200
423 #define	AMDFEID_IBPB		0x00001000
424 #define	AMDFEID_INT_WBINVD	0x00002000
425 #define	AMDFEID_IBRS		0x00004000
426 #define	AMDFEID_STIBP		0x00008000
427 /* The below are only defined if the corresponding base feature above exists. */
428 #define	AMDFEID_IBRS_ALWAYSON	0x00010000
429 #define	AMDFEID_STIBP_ALWAYSON	0x00020000
430 #define	AMDFEID_PREFER_IBRS	0x00040000
431 #define	AMDFEID_SAMEMODE_IBRS	0x00080000
432 #define	AMDFEID_NO_LMSLE	0x00100000
433 #define	AMDFEID_INVLPGB_NEST	0x00200000
434 #define	AMDFEID_PPIN		0x00800000
435 #define	AMDFEID_SSBD		0x01000000
436 /* SSBD via MSRC001_011F instead of MSR 0x48: */
437 #define	AMDFEID_VIRT_SSBD	0x02000000
438 #define	AMDFEID_SSB_NO		0x04000000
439 #define	AMDFEID_CPPC		0x08000000
440 #define	AMDFEID_PSFD		0x10000000
441 #define	AMDFEID_BTC_NO		0x20000000
442 #define	AMDFEID_IBPB_RET	0x40000000
443 
444 /*
445  * AMD extended function 8000_0008h ecx info
446  */
447 #define	AMDID_CMP_CORES		0x000000ff
448 #define	AMDID_COREID_SIZE	0x0000f000
449 #define	AMDID_COREID_SIZE_SHIFT	12
450 
451 /*
452  * AMD extended function 8000_0008h edx info
453  */
454 #define	AMDID_INVLPGB_MAXCNT	0x0000ffff
455 #define	AMDID_RDPRU_SHIFT	16
456 #define	AMDID_RDPRU_ID		0xffff0000
457 
458 /*
459  * CPUID instruction 7 Structured Extended Features, leaf 0 ebx info
460  */
461 #define	CPUID_STDEXT_FSGSBASE	0x00000001
462 #define	CPUID_STDEXT_TSC_ADJUST	0x00000002
463 #define	CPUID_STDEXT_SGX	0x00000004
464 #define	CPUID_STDEXT_BMI1	0x00000008
465 #define	CPUID_STDEXT_HLE	0x00000010
466 #define	CPUID_STDEXT_AVX2	0x00000020
467 #define	CPUID_STDEXT_FDP_EXC	0x00000040
468 #define	CPUID_STDEXT_SMEP	0x00000080
469 #define	CPUID_STDEXT_BMI2	0x00000100
470 #define	CPUID_STDEXT_ERMS	0x00000200
471 #define	CPUID_STDEXT_INVPCID	0x00000400
472 #define	CPUID_STDEXT_RTM	0x00000800
473 #define	CPUID_STDEXT_PQM	0x00001000
474 #define	CPUID_STDEXT_NFPUSG	0x00002000
475 #define	CPUID_STDEXT_MPX	0x00004000
476 #define	CPUID_STDEXT_PQE	0x00008000
477 #define	CPUID_STDEXT_AVX512F	0x00010000
478 #define	CPUID_STDEXT_AVX512DQ	0x00020000
479 #define	CPUID_STDEXT_RDSEED	0x00040000
480 #define	CPUID_STDEXT_ADX	0x00080000
481 #define	CPUID_STDEXT_SMAP	0x00100000
482 #define	CPUID_STDEXT_AVX512IFMA	0x00200000
483 /* Formerly PCOMMIT */
484 #define	CPUID_STDEXT_CLFLUSHOPT	0x00800000
485 #define	CPUID_STDEXT_CLWB	0x01000000
486 #define	CPUID_STDEXT_PROCTRACE	0x02000000
487 #define	CPUID_STDEXT_AVX512PF	0x04000000
488 #define	CPUID_STDEXT_AVX512ER	0x08000000
489 #define	CPUID_STDEXT_AVX512CD	0x10000000
490 #define	CPUID_STDEXT_SHA	0x20000000
491 #define	CPUID_STDEXT_AVX512BW	0x40000000
492 #define	CPUID_STDEXT_AVX512VL	0x80000000
493 
494 /*
495  * CPUID instruction 7 Structured Extended Features, leaf 0 ecx info
496  */
497 #define	CPUID_STDEXT2_PREFETCHWT1 	0x00000001
498 #define	CPUID_STDEXT2_AVX512VBMI	0x00000002
499 #define	CPUID_STDEXT2_UMIP		0x00000004
500 #define	CPUID_STDEXT2_PKU		0x00000008
501 #define	CPUID_STDEXT2_OSPKE		0x00000010
502 #define	CPUID_STDEXT2_WAITPKG		0x00000020
503 #define	CPUID_STDEXT2_AVX512VBMI2	0x00000040
504 #define	CPUID_STDEXT2_GFNI		0x00000100
505 #define	CPUID_STDEXT2_VAES		0x00000200
506 #define	CPUID_STDEXT2_VPCLMULQDQ	0x00000400
507 #define	CPUID_STDEXT2_AVX512VNNI	0x00000800
508 #define	CPUID_STDEXT2_AVX512BITALG	0x00001000
509 #define	CPUID_STDEXT2_TME		0x00002000
510 #define	CPUID_STDEXT2_AVX512VPOPCNTDQ	0x00004000
511 #define	CPUID_STDEXT2_LA57		0x00010000
512 #define	CPUID_STDEXT2_RDPID		0x00400000
513 #define	CPUID_STDEXT2_CLDEMOTE		0x02000000
514 #define	CPUID_STDEXT2_MOVDIRI		0x08000000
515 #define	CPUID_STDEXT2_MOVDIR64B		0x10000000
516 #define	CPUID_STDEXT2_ENQCMD		0x20000000
517 #define	CPUID_STDEXT2_SGXLC		0x40000000
518 
519 /*
520  * CPUID instruction 7 Structured Extended Features, leaf 0 edx info
521  */
522 #define	CPUID_STDEXT3_AVX5124VNNIW	0x00000004
523 #define	CPUID_STDEXT3_AVX5124FMAPS	0x00000008
524 #define	CPUID_STDEXT3_FSRM		0x00000010
525 #define	CPUID_STDEXT3_AVX512VP2INTERSECT	0x00000100
526 #define	CPUID_STDEXT3_MCUOPT		0x00000200
527 #define	CPUID_STDEXT3_MD_CLEAR		0x00000400
528 #define	CPUID_STDEXT3_TSXFA		0x00002000
529 #define	CPUID_STDEXT3_PCONFIG		0x00040000
530 #define	CPUID_STDEXT3_IBPB		0x04000000
531 #define	CPUID_STDEXT3_STIBP		0x08000000
532 #define	CPUID_STDEXT3_L1D_FLUSH		0x10000000
533 #define	CPUID_STDEXT3_ARCH_CAP		0x20000000
534 #define	CPUID_STDEXT3_CORE_CAP		0x40000000
535 #define	CPUID_STDEXT3_SSBD		0x80000000
536 
537 /*
538  * CPUID instruction 7 Structured Extended Features, leaf 1 eax info
539  */
540 #define	CPUID_STDEXT4_LASS		0x00000040
541 #define	CPUID_STDEXT4_LAM		0x04000000
542 
543 /* CPUID_HYBRID_ID leaf 0x1a */
544 #define	CPUID_HYBRID_CORE_MASK	0xff000000
545 #define	CPUID_HYBRID_SMALL_CORE	0x20000000
546 #define	CPUID_HYBRID_LARGE_CORE	0x40000000
547 
548 /* MSR IA32_ARCH_CAP(ABILITIES) bits */
549 #define	IA32_ARCH_CAP_RDCL_NO	0x00000001
550 #define	IA32_ARCH_CAP_IBRS_ALL	0x00000002
551 #define	IA32_ARCH_CAP_RSBA	0x00000004
552 #define	IA32_ARCH_CAP_SKIP_L1DFL_VMENTRY	0x00000008
553 #define	IA32_ARCH_CAP_SSB_NO	0x00000010
554 #define	IA32_ARCH_CAP_MDS_NO	0x00000020
555 #define	IA32_ARCH_CAP_IF_PSCHANGE_MC_NO	0x00000040
556 #define	IA32_ARCH_CAP_TSX_CTRL	0x00000080
557 #define	IA32_ARCH_CAP_TAA_NO	0x00000100
558 
559 /* MSR IA32_TSX_CTRL bits */
560 #define	IA32_TSX_CTRL_RTM_DISABLE	0x00000001
561 #define	IA32_TSX_CTRL_TSX_CPUID_CLEAR	0x00000002
562 
563 /*
564  * CPUID manufacturers identifiers
565  */
566 #define	AMD_VENDOR_ID		"AuthenticAMD"
567 #define	CENTAUR_VENDOR_ID	"CentaurHauls"
568 #define	CYRIX_VENDOR_ID		"CyrixInstead"
569 #define	INTEL_VENDOR_ID		"GenuineIntel"
570 #define	NEXGEN_VENDOR_ID	"NexGenDriven"
571 #define	NSC_VENDOR_ID		"Geode by NSC"
572 #define	RISE_VENDOR_ID		"RiseRiseRise"
573 #define	SIS_VENDOR_ID		"SiS SiS SiS "
574 #define	TRANSMETA_VENDOR_ID	"GenuineTMx86"
575 #define	UMC_VENDOR_ID		"UMC UMC UMC "
576 #define	HYGON_VENDOR_ID		"HygonGenuine"
577 
578 /*
579  * Model-specific registers for the i386 family
580  */
581 #define	MSR_P5_MC_ADDR		0x000
582 #define	MSR_P5_MC_TYPE		0x001
583 #define	MSR_TSC			0x010
584 #define	MSR_P5_CESR		0x011
585 #define	MSR_P5_CTR0		0x012
586 #define	MSR_P5_CTR1		0x013
587 #define	MSR_IA32_PLATFORM_ID	0x017
588 #define	MSR_APICBASE		0x01b
589 #define	MSR_EBL_CR_POWERON	0x02a
590 #define	MSR_TEST_CTL		0x033
591 #define	MSR_IA32_FEATURE_CONTROL 0x03a
592 #define	MSR_IA32_SPEC_CTRL	0x048
593 #define	MSR_IA32_PRED_CMD	0x049
594 #define	MSR_BIOS_UPDT_TRIG	0x079
595 #define	MSR_BBL_CR_D0		0x088
596 #define	MSR_BBL_CR_D1		0x089
597 #define	MSR_BBL_CR_D2		0x08a
598 #define	MSR_BIOS_SIGN		0x08b
599 #define	MSR_PERFCTR0		0x0c1
600 #define	MSR_PERFCTR1		0x0c2
601 #define	MSR_PLATFORM_INFO	0x0ce
602 #define	MSR_MPERF		0x0e7
603 #define	MSR_APERF		0x0e8
604 #define	MSR_IA32_EXT_CONFIG	0x0ee	/* Undocumented. Core Solo/Duo only */
605 #define	MSR_MTRRcap		0x0fe
606 #define	MSR_IA32_ARCH_CAP	0x10a
607 #define	MSR_IA32_FLUSH_CMD	0x10b
608 #define	MSR_TSX_FORCE_ABORT	0x10f
609 #define	MSR_BBL_CR_ADDR		0x116
610 #define	MSR_BBL_CR_DECC		0x118
611 #define	MSR_BBL_CR_CTL		0x119
612 #define	MSR_BBL_CR_TRIG		0x11a
613 #define	MSR_BBL_CR_BUSY		0x11b
614 #define	MSR_BBL_CR_CTL3		0x11e
615 #define	MSR_IA32_TSX_CTRL	0x122
616 #define	MSR_IA32_MCU_OPT_CTRL	0x123
617 #define	MSR_MISC_FEATURE_ENABLES	0x140
618 #define	MSR_SYSENTER_CS_MSR	0x174
619 #define	MSR_SYSENTER_ESP_MSR	0x175
620 #define	MSR_SYSENTER_EIP_MSR	0x176
621 #define	MSR_MCG_CAP		0x179
622 #define	MSR_MCG_STATUS		0x17a
623 #define	MSR_MCG_CTL		0x17b
624 #define	MSR_EVNTSEL0		0x186
625 #define	MSR_EVNTSEL1		0x187
626 #define	MSR_THERM_CONTROL	0x19a
627 #define	MSR_THERM_INTERRUPT	0x19b
628 #define	MSR_THERM_STATUS	0x19c
629 #define	MSR_IA32_MISC_ENABLE	0x1a0
630 #define	MSR_IA32_TEMPERATURE_TARGET	0x1a2
631 #define	MSR_TURBO_RATIO_LIMIT	0x1ad
632 #define	MSR_TURBO_RATIO_LIMIT1	0x1ae
633 #define	MSR_IA32_ENERGY_PERF_BIAS	0x1b0
634 #define	MSR_IA32_PKG_THERM_STATUS	0x1b1
635 #define	MSR_IA32_PKG_THERM_INTERRUPT	0x1b2
636 #define	MSR_DEBUGCTLMSR		0x1d9
637 #define	MSR_LASTBRANCHFROMIP	0x1db
638 #define	MSR_LASTBRANCHTOIP	0x1dc
639 #define	MSR_LASTINTFROMIP	0x1dd
640 #define	MSR_LASTINTTOIP		0x1de
641 #define	MSR_ROB_CR_BKUPTMPDR6	0x1e0
642 #define	MSR_MTRRVarBase		0x200
643 #define	MSR_MTRR64kBase		0x250
644 #define	MSR_MTRR16kBase		0x258
645 #define	MSR_MTRR4kBase		0x268
646 #define	MSR_PAT			0x277
647 #define	MSR_MC0_CTL2		0x280
648 #define	MSR_MTRRdefType		0x2ff
649 #define	MSR_MC0_CTL		0x400
650 #define	MSR_MC0_STATUS		0x401
651 #define	MSR_MC0_ADDR		0x402
652 #define	MSR_MC0_MISC		0x403
653 #define	MSR_MC1_CTL		0x404
654 #define	MSR_MC1_STATUS		0x405
655 #define	MSR_MC1_ADDR		0x406
656 #define	MSR_MC1_MISC		0x407
657 #define	MSR_MC2_CTL		0x408
658 #define	MSR_MC2_STATUS		0x409
659 #define	MSR_MC2_ADDR		0x40a
660 #define	MSR_MC2_MISC		0x40b
661 #define	MSR_MC3_CTL		0x40c
662 #define	MSR_MC3_STATUS		0x40d
663 #define	MSR_MC3_ADDR		0x40e
664 #define	MSR_MC3_MISC		0x40f
665 #define	MSR_MC4_CTL		0x410
666 #define	MSR_MC4_STATUS		0x411
667 #define	MSR_MC4_ADDR		0x412
668 #define	MSR_MC4_MISC		0x413
669 #define	MSR_MCG_EXT_CTL		0x4d0
670 #define	MSR_RAPL_POWER_UNIT	0x606
671 #define	MSR_PKG_ENERGY_STATUS	0x611
672 #define	MSR_DRAM_ENERGY_STATUS	0x619
673 #define	MSR_PP0_ENERGY_STATUS	0x639
674 #define	MSR_PP1_ENERGY_STATUS	0x641
675 #define	MSR_PPERF		0x64e
676 #define	MSR_TSC_DEADLINE	0x6e0	/* Writes are not serializing */
677 #define	MSR_IA32_PM_ENABLE	0x770
678 #define	MSR_IA32_HWP_CAPABILITIES	0x771
679 #define	MSR_IA32_HWP_REQUEST_PKG	0x772
680 #define	MSR_IA32_HWP_INTERRUPT		0x773
681 #define	MSR_IA32_HWP_REQUEST	0x774
682 #define	MSR_IA32_HWP_STATUS	0x777
683 
684 /*
685  * VMX MSRs
686  */
687 #define	MSR_VMX_BASIC		0x480
688 #define	MSR_VMX_PINBASED_CTLS	0x481
689 #define	MSR_VMX_PROCBASED_CTLS	0x482
690 #define	MSR_VMX_EXIT_CTLS	0x483
691 #define	MSR_VMX_ENTRY_CTLS	0x484
692 #define	MSR_VMX_CR0_FIXED0	0x486
693 #define	MSR_VMX_CR0_FIXED1	0x487
694 #define	MSR_VMX_CR4_FIXED0	0x488
695 #define	MSR_VMX_CR4_FIXED1	0x489
696 #define	MSR_VMX_PROCBASED_CTLS2	0x48b
697 #define	MSR_VMX_EPT_VPID_CAP	0x48c
698 #define	MSR_VMX_TRUE_PINBASED_CTLS	0x48d
699 #define	MSR_VMX_TRUE_PROCBASED_CTLS	0x48e
700 #define	MSR_VMX_TRUE_EXIT_CTLS	0x48f
701 #define	MSR_VMX_TRUE_ENTRY_CTLS	0x490
702 
703 /*
704  * X2APIC MSRs.
705  * Writes are not serializing.
706  */
707 #define	MSR_APIC_000		0x800
708 #define	MSR_APIC_ID		0x802
709 #define	MSR_APIC_VERSION	0x803
710 #define	MSR_APIC_TPR		0x808
711 #define	MSR_APIC_EOI		0x80b
712 #define	MSR_APIC_LDR		0x80d
713 #define	MSR_APIC_SVR		0x80f
714 #define	MSR_APIC_ISR0		0x810
715 #define	MSR_APIC_ISR1		0x811
716 #define	MSR_APIC_ISR2		0x812
717 #define	MSR_APIC_ISR3		0x813
718 #define	MSR_APIC_ISR4		0x814
719 #define	MSR_APIC_ISR5		0x815
720 #define	MSR_APIC_ISR6		0x816
721 #define	MSR_APIC_ISR7		0x817
722 #define	MSR_APIC_TMR0		0x818
723 #define	MSR_APIC_IRR0		0x820
724 #define	MSR_APIC_ESR		0x828
725 #define	MSR_APIC_LVT_CMCI	0x82F
726 #define	MSR_APIC_ICR		0x830
727 #define	MSR_APIC_LVT_TIMER	0x832
728 #define	MSR_APIC_LVT_THERMAL	0x833
729 #define	MSR_APIC_LVT_PCINT	0x834
730 #define	MSR_APIC_LVT_LINT0	0x835
731 #define	MSR_APIC_LVT_LINT1	0x836
732 #define	MSR_APIC_LVT_ERROR	0x837
733 #define	MSR_APIC_ICR_TIMER	0x838
734 #define	MSR_APIC_CCR_TIMER	0x839
735 #define	MSR_APIC_DCR_TIMER	0x83e
736 #define	MSR_APIC_SELF_IPI	0x83f
737 
738 #define	MSR_IA32_XSS		0xda0
739 
740 /*
741  * Intel Processor Trace (PT) MSRs.
742  */
743 #define	MSR_IA32_RTIT_OUTPUT_BASE	0x560	/* Trace Output Base Register (R/W) */
744 #define	MSR_IA32_RTIT_OUTPUT_MASK_PTRS	0x561	/* Trace Output Mask Pointers Register (R/W) */
745 #define	MSR_IA32_RTIT_CTL		0x570	/* Trace Control Register (R/W) */
746 #define	 RTIT_CTL_TRACEEN	(1 << 0)
747 #define	 RTIT_CTL_CYCEN		(1 << 1)
748 #define	 RTIT_CTL_OS		(1 << 2)
749 #define	 RTIT_CTL_USER		(1 << 3)
750 #define	 RTIT_CTL_PWREVTEN	(1 << 4)
751 #define	 RTIT_CTL_FUPONPTW	(1 << 5)
752 #define	 RTIT_CTL_FABRICEN	(1 << 6)
753 #define	 RTIT_CTL_CR3FILTER	(1 << 7)
754 #define	 RTIT_CTL_TOPA		(1 << 8)
755 #define	 RTIT_CTL_MTCEN		(1 << 9)
756 #define	 RTIT_CTL_TSCEN		(1 << 10)
757 #define	 RTIT_CTL_DISRETC	(1 << 11)
758 #define	 RTIT_CTL_PTWEN		(1 << 12)
759 #define	 RTIT_CTL_BRANCHEN	(1 << 13)
760 #define	 RTIT_CTL_MTC_FREQ_S	14
761 #define	 RTIT_CTL_MTC_FREQ(n)	((n) << RTIT_CTL_MTC_FREQ_S)
762 #define	 RTIT_CTL_MTC_FREQ_M	(0xf << RTIT_CTL_MTC_FREQ_S)
763 #define	 RTIT_CTL_CYC_THRESH_S	19
764 #define	 RTIT_CTL_CYC_THRESH_M	(0xf << RTIT_CTL_CYC_THRESH_S)
765 #define	 RTIT_CTL_PSB_FREQ_S	24
766 #define	 RTIT_CTL_PSB_FREQ_M	(0xf << RTIT_CTL_PSB_FREQ_S)
767 #define	 RTIT_CTL_ADDR_CFG_S(n) (32 + (n) * 4)
768 #define	 RTIT_CTL_ADDR0_CFG_S	32
769 #define	 RTIT_CTL_ADDR0_CFG_M	(0xfULL << RTIT_CTL_ADDR0_CFG_S)
770 #define	 RTIT_CTL_ADDR1_CFG_S	36
771 #define	 RTIT_CTL_ADDR1_CFG_M	(0xfULL << RTIT_CTL_ADDR1_CFG_S)
772 #define	 RTIT_CTL_ADDR2_CFG_S	40
773 #define	 RTIT_CTL_ADDR2_CFG_M	(0xfULL << RTIT_CTL_ADDR2_CFG_S)
774 #define	 RTIT_CTL_ADDR3_CFG_S	44
775 #define	 RTIT_CTL_ADDR3_CFG_M	(0xfULL << RTIT_CTL_ADDR3_CFG_S)
776 #define	MSR_IA32_RTIT_STATUS		0x571	/* Tracing Status Register (R/W) */
777 #define	 RTIT_STATUS_FILTEREN	(1 << 0)
778 #define	 RTIT_STATUS_CONTEXTEN	(1 << 1)
779 #define	 RTIT_STATUS_TRIGGEREN	(1 << 2)
780 #define	 RTIT_STATUS_ERROR	(1 << 4)
781 #define	 RTIT_STATUS_STOPPED	(1 << 5)
782 #define	 RTIT_STATUS_PACKETBYTECNT_S	32
783 #define	 RTIT_STATUS_PACKETBYTECNT_M	(0x1ffffULL << RTIT_STATUS_PACKETBYTECNT_S)
784 #define	MSR_IA32_RTIT_CR3_MATCH		0x572	/* Trace Filter CR3 Match Register (R/W) */
785 #define	MSR_IA32_RTIT_ADDR_A(n)		(0x580 + (n) * 2)
786 #define	MSR_IA32_RTIT_ADDR_B(n)		(0x581 + (n) * 2)
787 #define	MSR_IA32_RTIT_ADDR0_A		0x580	/* Region 0 Start Address (R/W) */
788 #define	MSR_IA32_RTIT_ADDR0_B		0x581	/* Region 0 End Address (R/W) */
789 #define	MSR_IA32_RTIT_ADDR1_A		0x582	/* Region 1 Start Address (R/W) */
790 #define	MSR_IA32_RTIT_ADDR1_B		0x583	/* Region 1 End Address (R/W) */
791 #define	MSR_IA32_RTIT_ADDR2_A		0x584	/* Region 2 Start Address (R/W) */
792 #define	MSR_IA32_RTIT_ADDR2_B		0x585	/* Region 2 End Address (R/W) */
793 #define	MSR_IA32_RTIT_ADDR3_A		0x586	/* Region 3 Start Address (R/W) */
794 #define	MSR_IA32_RTIT_ADDR3_B		0x587	/* Region 3 End Address (R/W) */
795 
796 /* Intel Processor Trace Table of Physical Addresses (ToPA). */
797 #define	TOPA_SIZE_S	6
798 #define	TOPA_SIZE_M	(0xf << TOPA_SIZE_S)
799 #define	TOPA_SIZE_4K	(0 << TOPA_SIZE_S)
800 #define	TOPA_SIZE_8K	(1 << TOPA_SIZE_S)
801 #define	TOPA_SIZE_16K	(2 << TOPA_SIZE_S)
802 #define	TOPA_SIZE_32K	(3 << TOPA_SIZE_S)
803 #define	TOPA_SIZE_64K	(4 << TOPA_SIZE_S)
804 #define	TOPA_SIZE_128K	(5 << TOPA_SIZE_S)
805 #define	TOPA_SIZE_256K	(6 << TOPA_SIZE_S)
806 #define	TOPA_SIZE_512K	(7 << TOPA_SIZE_S)
807 #define	TOPA_SIZE_1M	(8 << TOPA_SIZE_S)
808 #define	TOPA_SIZE_2M	(9 << TOPA_SIZE_S)
809 #define	TOPA_SIZE_4M	(10 << TOPA_SIZE_S)
810 #define	TOPA_SIZE_8M	(11 << TOPA_SIZE_S)
811 #define	TOPA_SIZE_16M	(12 << TOPA_SIZE_S)
812 #define	TOPA_SIZE_32M	(13 << TOPA_SIZE_S)
813 #define	TOPA_SIZE_64M	(14 << TOPA_SIZE_S)
814 #define	TOPA_SIZE_128M	(15 << TOPA_SIZE_S)
815 #define	TOPA_STOP	(1 << 4)
816 #define	TOPA_INT	(1 << 2)
817 #define	TOPA_END	(1 << 0)
818 
819 /*
820  *  Intel Hardware Feedback Interface / Thread Director MSRs
821  */
822 #define	MSR_IA32_HW_FEEDBACK_PTR		0x17d0
823 #define	MSR_IA32_HW_FEEDBACK_CONFIG		0x17d1
824 #define	MSR_IA32_THREAD_FEEDBACK_CHAR		0x17d2
825 #define	MSR_IA32_HW_FEEDBACK_THREAD_CONFIG	0x17d4
826 
827 /*
828  * Constants related to MSR's.
829  */
830 #define	APICBASE_RESERVED	0x000002ff
831 #define	APICBASE_BSP		0x00000100
832 #define	APICBASE_X2APIC		0x00000400
833 #define	APICBASE_ENABLED	0x00000800
834 #define	APICBASE_ADDRESS	0xfffff000
835 
836 /* MSR_IA32_FEATURE_CONTROL related */
837 #define	IA32_FEATURE_CONTROL_LOCK	0x01	/* lock bit */
838 #define	IA32_FEATURE_CONTROL_SMX_EN	0x02	/* enable VMX inside SMX */
839 #define	IA32_FEATURE_CONTROL_VMX_EN	0x04	/* enable VMX outside SMX */
840 #define	IA32_FEATURE_CONTROL_LMCE_EN	0x100000 /* enable local MCE */
841 
842 /* MSR IA32_MISC_ENABLE */
843 #define	IA32_MISC_EN_FASTSTR	0x0000000000000001ULL
844 #define	IA32_MISC_EN_ATCCE	0x0000000000000008ULL
845 #define	IA32_MISC_EN_PERFMON	0x0000000000000080ULL
846 #define	IA32_MISC_EN_PEBSU	0x0000000000001000ULL
847 #define	IA32_MISC_EN_ESSTE	0x0000000000010000ULL
848 #define	IA32_MISC_EN_MONE	0x0000000000040000ULL
849 #define	IA32_MISC_EN_LIMCPUID	0x0000000000400000ULL
850 #define	IA32_MISC_EN_xTPRD	0x0000000000800000ULL
851 #define	IA32_MISC_EN_XDD	0x0000000400000000ULL
852 
853 /*
854  * IA32_SPEC_CTRL and IA32_PRED_CMD MSRs are described in the Intel'
855  * document 336996-001 Speculative Execution Side Channel Mitigations.
856  *
857  * AMD uses the same MSRs and bit definitions, as described in 111006-B
858  * "Indirect Branch Control Extension" and 124441 "Speculative Store Bypass
859  * Disable."
860  */
861 /* MSR IA32_SPEC_CTRL */
862 #define	IA32_SPEC_CTRL_IBRS	0x00000001
863 #define	IA32_SPEC_CTRL_STIBP	0x00000002
864 #define	IA32_SPEC_CTRL_SSBD	0x00000004
865 
866 /* MSR IA32_PRED_CMD */
867 #define	IA32_PRED_CMD_IBPB_BARRIER	0x0000000000000001ULL
868 
869 /* MSR IA32_FLUSH_CMD */
870 #define	IA32_FLUSH_CMD_L1D	0x00000001
871 
872 /* MSR IA32_MCU_OPT_CTRL */
873 #define	IA32_RNGDS_MITG_DIS	0x00000001
874 
875 /* MSR IA32_HWP_CAPABILITIES */
876 #define	IA32_HWP_CAPABILITIES_HIGHEST_PERFORMANCE(x)	(((x) >> 0) & 0xff)
877 #define	IA32_HWP_CAPABILITIES_GUARANTEED_PERFORMANCE(x)	(((x) >> 8) & 0xff)
878 #define	IA32_HWP_CAPABILITIES_EFFICIENT_PERFORMANCE(x)	(((x) >> 16) & 0xff)
879 #define	IA32_HWP_CAPABILITIES_LOWEST_PERFORMANCE(x)	(((x) >> 24) & 0xff)
880 
881 /* MSR IA32_HWP_REQUEST */
882 #define	IA32_HWP_REQUEST_MINIMUM_VALID			(1ULL << 63)
883 #define	IA32_HWP_REQUEST_MAXIMUM_VALID			(1ULL << 62)
884 #define	IA32_HWP_REQUEST_DESIRED_VALID			(1ULL << 61)
885 #define	IA32_HWP_REQUEST_EPP_VALID 			(1ULL << 60)
886 #define	IA32_HWP_REQUEST_ACTIVITY_WINDOW_VALID		(1ULL << 59)
887 #define	IA32_HWP_REQUEST_PACKAGE_CONTROL		(1ULL << 42)
888 #define	IA32_HWP_ACTIVITY_WINDOW			(0x3ffULL << 32)
889 #define	IA32_HWP_REQUEST_ENERGY_PERFORMANCE_PREFERENCE	(0xffULL << 24)
890 #define	IA32_HWP_DESIRED_PERFORMANCE			(0xffULL << 16)
891 #define	IA32_HWP_REQUEST_MAXIMUM_PERFORMANCE		(0xffULL << 8)
892 #define	IA32_HWP_MINIMUM_PERFORMANCE			(0xffULL << 0)
893 
894 /* MSR IA32_ENERGY_PERF_BIAS */
895 #define	IA32_ENERGY_PERF_BIAS_POLICY_HINT_MASK		(0xfULL << 0)
896 
897 /* MSR IA32_HW_FEEDBACK_PTR */
898 #define	IA32_HW_FEEDBACK_PTR_ENABLE			(0x1ULL << 0)
899 
900 /* MSR IA32_HW_FEEDBACK_CONFIG */
901 #define	IA32_HW_FEEDBACK_CONFIG_EN_HFI			(0x1ULL << 0)
902 #define	IA32_HW_FEEDBACK_CONFIG_EN_THDIR		(0x1ULL << 1)
903 
904 /* MSR IA32_PKG_THERM_STATUS */
905 #define	IA32_PKG_THERM_STATUS_HFI_UPDATED		(0x1ULL << 26)
906 
907 /* MSR IA32_PKG_THERM_INTERRUPT */
908 #define	IA32_PKG_THERM_INTERRUPT_HFI_ENABLE		(0x1ULL << 25)
909 
910 /*
911  * PAT modes.
912  */
913 #define	PAT_UNCACHEABLE		0x00
914 #define	PAT_WRITE_COMBINING	0x01
915 #define	PAT_WRITE_THROUGH	0x04
916 #define	PAT_WRITE_PROTECTED	0x05
917 #define	PAT_WRITE_BACK		0x06
918 #define	PAT_UNCACHED		0x07
919 #define	PAT_VALUE(i, m)		((long long)(m) << (8 * (i)))
920 #define	PAT_MASK(i)		PAT_VALUE(i, 0xff)
921 
922 /*
923  * Constants related to MTRRs
924  */
925 #define	MTRR_UNCACHEABLE	0x00
926 #define	MTRR_WRITE_COMBINING	0x01
927 #define	MTRR_WRITE_THROUGH	0x04
928 #define	MTRR_WRITE_PROTECTED	0x05
929 #define	MTRR_WRITE_BACK		0x06
930 #define	MTRR_N64K		8	/* numbers of fixed-size entries */
931 #define	MTRR_N16K		16
932 #define	MTRR_N4K		64
933 #define	MTRR_CAP_WC		0x0000000000000400
934 #define	MTRR_CAP_FIXED		0x0000000000000100
935 #define	MTRR_CAP_VCNT		0x00000000000000ff
936 #define	MTRR_DEF_ENABLE		0x0000000000000800
937 #define	MTRR_DEF_FIXED_ENABLE	0x0000000000000400
938 #define	MTRR_DEF_TYPE		0x00000000000000ff
939 #define	MTRR_PHYSBASE_PHYSBASE	0x000ffffffffff000
940 #define	MTRR_PHYSBASE_TYPE	0x00000000000000ff
941 #define	MTRR_PHYSMASK_PHYSMASK	0x000ffffffffff000
942 #define	MTRR_PHYSMASK_VALID	0x0000000000000800
943 
944 /*
945  * Cyrix configuration registers, accessible as IO ports.
946  */
947 #define	CCR0			0xc0	/* Configuration control register 0 */
948 #define	CCR0_NC0		0x01	/* First 64K of each 1M memory region is
949 								   non-cacheable */
950 #define	CCR0_NC1		0x02	/* 640K-1M region is non-cacheable */
951 #define	CCR0_A20M		0x04	/* Enables A20M# input pin */
952 #define	CCR0_KEN		0x08	/* Enables KEN# input pin */
953 #define	CCR0_FLUSH		0x10	/* Enables FLUSH# input pin */
954 #define	CCR0_BARB		0x20	/* Flushes internal cache when entering hold
955 								   state */
956 #define	CCR0_CO			0x40	/* Cache org: 1=direct mapped, 0=2x set
957 								   assoc */
958 #define	CCR0_SUSPEND	0x80	/* Enables SUSP# and SUSPA# pins */
959 
960 #define	CCR1			0xc1	/* Configuration control register 1 */
961 #define	CCR1_RPL		0x01	/* Enables RPLSET and RPLVAL# pins */
962 #define	CCR1_SMI		0x02	/* Enables SMM pins */
963 #define	CCR1_SMAC		0x04	/* System management memory access */
964 #define	CCR1_MMAC		0x08	/* Main memory access */
965 #define	CCR1_NO_LOCK	0x10	/* Negate LOCK# */
966 #define	CCR1_SM3		0x80	/* SMM address space address region 3 */
967 
968 #define	CCR2			0xc2
969 #define	CCR2_WB			0x02	/* Enables WB cache interface pins */
970 #define	CCR2_SADS		0x02	/* Slow ADS */
971 #define	CCR2_LOCK_NW	0x04	/* LOCK NW Bit */
972 #define	CCR2_SUSP_HLT	0x08	/* Suspend on HALT */
973 #define	CCR2_WT1		0x10	/* WT region 1 */
974 #define	CCR2_WPR1		0x10	/* Write-protect region 1 */
975 #define	CCR2_BARB		0x20	/* Flushes write-back cache when entering
976 								   hold state. */
977 #define	CCR2_BWRT		0x40	/* Enables burst write cycles */
978 #define	CCR2_USE_SUSP	0x80	/* Enables suspend pins */
979 
980 #define	CCR3			0xc3
981 #define	CCR3_SMILOCK	0x01	/* SMM register lock */
982 #define	CCR3_NMI		0x02	/* Enables NMI during SMM */
983 #define	CCR3_LINBRST	0x04	/* Linear address burst cycles */
984 #define	CCR3_SMMMODE	0x08	/* SMM Mode */
985 #define	CCR3_MAPEN0		0x10	/* Enables Map0 */
986 #define	CCR3_MAPEN1		0x20	/* Enables Map1 */
987 #define	CCR3_MAPEN2		0x40	/* Enables Map2 */
988 #define	CCR3_MAPEN3		0x80	/* Enables Map3 */
989 
990 #define	CCR4			0xe8
991 #define	CCR4_IOMASK		0x07
992 #define	CCR4_MEM		0x08	/* Enables memory bypassing */
993 #define	CCR4_DTE		0x10	/* Enables directory table entry cache */
994 #define	CCR4_FASTFPE	0x20	/* Fast FPU exception */
995 #define	CCR4_CPUID		0x80	/* Enables CPUID instruction */
996 
997 #define	CCR5			0xe9
998 #define	CCR5_WT_ALLOC	0x01	/* Write-through allocate */
999 #define	CCR5_SLOP		0x02	/* LOOP instruction slowed down */
1000 #define	CCR5_LBR1		0x10	/* Local bus region 1 */
1001 #define	CCR5_ARREN		0x20	/* Enables ARR region */
1002 
1003 #define	CCR6			0xea
1004 
1005 #define	CCR7			0xeb
1006 
1007 /* Performance Control Register (5x86 only). */
1008 #define	PCR0			0x20
1009 #define	PCR0_RSTK		0x01	/* Enables return stack */
1010 #define	PCR0_BTB		0x02	/* Enables branch target buffer */
1011 #define	PCR0_LOOP		0x04	/* Enables loop */
1012 #define	PCR0_AIS		0x08	/* Enables all instructions stalled to
1013 								   serialize pipe. */
1014 #define	PCR0_MLR		0x10	/* Enables reordering of misaligned loads */
1015 #define	PCR0_BTBRT		0x40	/* Enables BTB test register. */
1016 #define	PCR0_LSSER		0x80	/* Disable reorder */
1017 
1018 /* Device Identification Registers */
1019 #define	DIR0			0xfe
1020 #define	DIR1			0xff
1021 
1022 /*
1023  * Machine Check register constants.
1024  */
1025 #define	MCG_CAP_COUNT		0x000000ff
1026 #define	MCG_CAP_CTL_P		0x00000100
1027 #define	MCG_CAP_EXT_P		0x00000200
1028 #define	MCG_CAP_CMCI_P		0x00000400
1029 #define	MCG_CAP_TES_P		0x00000800
1030 #define	MCG_CAP_EXT_CNT		0x00ff0000
1031 #define	MCG_CAP_SER_P		0x01000000
1032 #define	MCG_CAP_EMC_P		0x02000000
1033 #define	MCG_CAP_ELOG_P		0x04000000
1034 #define	MCG_CAP_LMCE_P		0x08000000
1035 #define	MCG_STATUS_RIPV		0x00000001
1036 #define	MCG_STATUS_EIPV		0x00000002
1037 #define	MCG_STATUS_MCIP		0x00000004
1038 #define	MCG_STATUS_LMCS		0x00000008		/* if MCG_CAP_LMCE_P */
1039 #define	MCG_CTL_ENABLE		0xffffffffffffffff
1040 #define	MCG_CTL_DISABLE		0x0000000000000000
1041 #define	MSR_MC_CTL(x)		(MSR_MC0_CTL + (x) * 4)
1042 #define	MSR_MC_STATUS(x)	(MSR_MC0_STATUS + (x) * 4)
1043 #define	MSR_MC_ADDR(x)		(MSR_MC0_ADDR + (x) * 4)
1044 #define	MSR_MC_MISC(x)		(MSR_MC0_MISC + (x) * 4)
1045 #define	MSR_MC_CTL2(x)		(MSR_MC0_CTL2 + (x))	/* If MCG_CAP_CMCI_P */
1046 #define	MC_STATUS_MCA_ERROR	0x000000000000ffff
1047 #define	MC_STATUS_MODEL_ERROR	0x00000000ffff0000
1048 #define	MC_STATUS_OTHER_INFO	0x01ffffff00000000
1049 #define	MC_STATUS_COR_COUNT	0x001fffc000000000	/* If MCG_CAP_CMCI_P */
1050 #define	MC_STATUS_TES_STATUS	0x0060000000000000	/* If MCG_CAP_TES_P */
1051 #define	MC_STATUS_AR		0x0080000000000000	/* If MCG_CAP_TES_P */
1052 #define	MC_STATUS_S		0x0100000000000000	/* If MCG_CAP_TES_P */
1053 #define	MC_STATUS_PCC		0x0200000000000000
1054 #define	MC_STATUS_ADDRV		0x0400000000000000
1055 #define	MC_STATUS_MISCV		0x0800000000000000
1056 #define	MC_STATUS_EN		0x1000000000000000
1057 #define	MC_STATUS_UC		0x2000000000000000
1058 #define	MC_STATUS_OVER		0x4000000000000000
1059 #define	MC_STATUS_VAL		0x8000000000000000
1060 #define	MC_MISC_RA_LSB		0x000000000000003f	/* If MCG_CAP_SER_P */
1061 #define	MC_MISC_ADDRESS_MODE	0x00000000000001c0	/* If MCG_CAP_SER_P */
1062 #define	MC_MISC_PCIE_RID	0x00000000ffff0000
1063 #define	MC_MISC_PCIE_FUNC	0x0000000000070000
1064 #define	MC_MISC_PCIE_SLOT	0x0000000000f80000
1065 #define	MC_MISC_PCIE_BUS	0x00000000ff000000
1066 #define	MC_MISC_PCIE_SEG	0x000000ff00000000
1067 #define	MC_CTL2_THRESHOLD	0x0000000000007fff
1068 #define	MC_CTL2_CMCI_EN		0x0000000040000000
1069 #define	MC_AMDNB_BANK		4
1070 #define	MC_MISC_AMD_VAL		0x8000000000000000	/* Counter presence valid */
1071 #define	MC_MISC_AMD_CNTP	0x4000000000000000	/* Counter present */
1072 #define	MC_MISC_AMD_LOCK	0x2000000000000000	/* Register locked */
1073 #define	MC_MISC_AMD_INTP	0x1000000000000000	/* Int. type can generate interrupts */
1074 #define	MC_MISC_AMD_LVT_MASK	0x00f0000000000000	/* Extended LVT offset */
1075 #define	MC_MISC_AMD_LVT_SHIFT	52
1076 #define	MC_MISC_AMD_CNTEN	0x0008000000000000	/* Counter enabled */
1077 #define	MC_MISC_AMD_INT_MASK	0x0006000000000000	/* Interrupt type */
1078 #define	MC_MISC_AMD_INT_LVT	0x0002000000000000	/* Interrupt via Extended LVT */
1079 #define	MC_MISC_AMD_INT_SMI	0x0004000000000000	/* SMI */
1080 #define	MC_MISC_AMD_OVERFLOW	0x0001000000000000	/* Counter overflow */
1081 #define	MC_MISC_AMD_CNT_MASK	0x00000fff00000000	/* Counter value */
1082 #define	MC_MISC_AMD_CNT_SHIFT	32
1083 #define	MC_MISC_AMD_CNT_MAX	0xfff
1084 #define	MC_MISC_AMD_PTR_MASK	0x00000000ff000000	/* Pointer to additional registers */
1085 #define	MC_MISC_AMD_PTR_SHIFT	24
1086 
1087 /* AMD Scalable MCA */
1088 #define MSR_SMCA_MC0_CTL          0xc0002000
1089 #define MSR_SMCA_MC0_STATUS       0xc0002001
1090 #define MSR_SMCA_MC0_ADDR         0xc0002002
1091 #define MSR_SMCA_MC0_MISC0        0xc0002003
1092 #define MSR_SMCA_MC_CTL(x)       (MSR_SMCA_MC0_CTL + 0x10 * (x))
1093 #define MSR_SMCA_MC_STATUS(x)    (MSR_SMCA_MC0_STATUS + 0x10 * (x))
1094 #define MSR_SMCA_MC_ADDR(x)      (MSR_SMCA_MC0_ADDR + 0x10 * (x))
1095 #define MSR_SMCA_MC_MISC(x)      (MSR_SMCA_MC0_MISC0 + 0x10 * (x))
1096 
1097 /*
1098  * The following four 3-byte registers control the non-cacheable regions.
1099  * These registers must be written as three separate bytes.
1100  *
1101  * NCRx+0: A31-A24 of starting address
1102  * NCRx+1: A23-A16 of starting address
1103  * NCRx+2: A15-A12 of starting address | NCR_SIZE_xx.
1104  *
1105  * The non-cacheable region's starting address must be aligned to the
1106  * size indicated by the NCR_SIZE_xx field.
1107  */
1108 #define	NCR1	0xc4
1109 #define	NCR2	0xc7
1110 #define	NCR3	0xca
1111 #define	NCR4	0xcd
1112 
1113 #define	NCR_SIZE_0K	0
1114 #define	NCR_SIZE_4K	1
1115 #define	NCR_SIZE_8K	2
1116 #define	NCR_SIZE_16K	3
1117 #define	NCR_SIZE_32K	4
1118 #define	NCR_SIZE_64K	5
1119 #define	NCR_SIZE_128K	6
1120 #define	NCR_SIZE_256K	7
1121 #define	NCR_SIZE_512K	8
1122 #define	NCR_SIZE_1M	9
1123 #define	NCR_SIZE_2M	10
1124 #define	NCR_SIZE_4M	11
1125 #define	NCR_SIZE_8M	12
1126 #define	NCR_SIZE_16M	13
1127 #define	NCR_SIZE_32M	14
1128 #define	NCR_SIZE_4G	15
1129 
1130 /*
1131  * The address region registers are used to specify the location and
1132  * size for the eight address regions.
1133  *
1134  * ARRx + 0: A31-A24 of start address
1135  * ARRx + 1: A23-A16 of start address
1136  * ARRx + 2: A15-A12 of start address | ARR_SIZE_xx
1137  */
1138 #define	ARR0	0xc4
1139 #define	ARR1	0xc7
1140 #define	ARR2	0xca
1141 #define	ARR3	0xcd
1142 #define	ARR4	0xd0
1143 #define	ARR5	0xd3
1144 #define	ARR6	0xd6
1145 #define	ARR7	0xd9
1146 
1147 #define	ARR_SIZE_0K		0
1148 #define	ARR_SIZE_4K		1
1149 #define	ARR_SIZE_8K		2
1150 #define	ARR_SIZE_16K	3
1151 #define	ARR_SIZE_32K	4
1152 #define	ARR_SIZE_64K	5
1153 #define	ARR_SIZE_128K	6
1154 #define	ARR_SIZE_256K	7
1155 #define	ARR_SIZE_512K	8
1156 #define	ARR_SIZE_1M		9
1157 #define	ARR_SIZE_2M		10
1158 #define	ARR_SIZE_4M		11
1159 #define	ARR_SIZE_8M		12
1160 #define	ARR_SIZE_16M	13
1161 #define	ARR_SIZE_32M	14
1162 #define	ARR_SIZE_4G		15
1163 
1164 /*
1165  * The region control registers specify the attributes associated with
1166  * the ARRx address regions.
1167  */
1168 #define	RCR0	0xdc
1169 #define	RCR1	0xdd
1170 #define	RCR2	0xde
1171 #define	RCR3	0xdf
1172 #define	RCR4	0xe0
1173 #define	RCR5	0xe1
1174 #define	RCR6	0xe2
1175 #define	RCR7	0xe3
1176 
1177 #define	RCR_RCD	0x01	/* Disables caching for ARRx (x = 0-6). */
1178 #define	RCR_RCE	0x01	/* Enables caching for ARR7. */
1179 #define	RCR_WWO	0x02	/* Weak write ordering. */
1180 #define	RCR_WL	0x04	/* Weak locking. */
1181 #define	RCR_WG	0x08	/* Write gathering. */
1182 #define	RCR_WT	0x10	/* Write-through. */
1183 #define	RCR_NLB	0x20	/* LBA# pin is not asserted. */
1184 
1185 /* AMD Write Allocate Top-Of-Memory and Control Register */
1186 #define	AMD_WT_ALLOC_TME	0x40000	/* top-of-memory enable */
1187 #define	AMD_WT_ALLOC_PRE	0x20000	/* programmable range enable */
1188 #define	AMD_WT_ALLOC_FRE	0x10000	/* fixed (A0000-FFFFF) range enable */
1189 
1190 /* AMD64 MSR's */
1191 #define	MSR_EFER	0xc0000080	/* extended features */
1192 #define	MSR_STAR	0xc0000081	/* legacy mode SYSCALL target/cs/ss */
1193 #define	MSR_LSTAR	0xc0000082	/* long mode SYSCALL target rip */
1194 #define	MSR_CSTAR	0xc0000083	/* compat mode SYSCALL target rip */
1195 #define	MSR_SF_MASK	0xc0000084	/* syscall flags mask */
1196 #define	MSR_FSBASE	0xc0000100	/* base address of the %fs "segment" */
1197 #define	MSR_GSBASE	0xc0000101	/* base address of the %gs "segment" */
1198 #define	MSR_KGSBASE	0xc0000102	/* base address of the kernel %gs */
1199 #define	MSR_TSC_AUX	0xc0000103
1200 #define	MSR_PERFEVSEL0	0xc0010000
1201 #define	MSR_PERFEVSEL1	0xc0010001
1202 #define	MSR_PERFEVSEL2	0xc0010002
1203 #define	MSR_PERFEVSEL3	0xc0010003
1204 #define	MSR_K7_PERFCTR0	0xc0010004
1205 #define	MSR_K7_PERFCTR1	0xc0010005
1206 #define	MSR_K7_PERFCTR2	0xc0010006
1207 #define	MSR_K7_PERFCTR3	0xc0010007
1208 #define	MSR_SYSCFG	0xc0010010
1209 #define	MSR_HWCR	0xc0010015
1210 #define	MSR_IORRBASE0	0xc0010016
1211 #define	MSR_IORRMASK0	0xc0010017
1212 #define	MSR_IORRBASE1	0xc0010018
1213 #define	MSR_IORRMASK1	0xc0010019
1214 #define	MSR_TOP_MEM	0xc001001a	/* boundary for ram below 4G */
1215 #define	MSR_TOP_MEM2	0xc001001d	/* boundary for ram above 4G */
1216 #define	MSR_NB_CFG1	0xc001001f	/* NB configuration 1 */
1217 #define	MSR_K8_UCODE_UPDATE 0xc0010020	/* update microcode */
1218 #define	MSR_MC0_CTL_MASK 0xc0010044
1219 #define	MSR_AMDK8_IPM	0xc0010055
1220 #define	MSR_P_STATE_LIMIT 0xc0010061	/* P-state Current Limit Register */
1221 #define	MSR_P_STATE_CONTROL 0xc0010062	/* P-state Control Register */
1222 #define	MSR_P_STATE_STATUS 0xc0010063	/* P-state Status Register */
1223 #define	MSR_P_STATE_CONFIG(n) (0xc0010064 + (n)) /* P-state Config */
1224 #define	MSR_SMM_ADDR	0xc0010112	/* SMM TSEG base address */
1225 #define	MSR_SMM_MASK	0xc0010113	/* SMM TSEG address mask */
1226 #define	MSR_VM_CR	0xc0010114	/* SVM: feature control */
1227 #define	MSR_VM_HSAVE_PA 0xc0010117	/* SVM: host save area address */
1228 #define	MSR_AMD_CPUID07	0xc0011002	/* CPUID 07 %ebx override */
1229 #define	MSR_EXTFEATURES	0xc0011005	/* Extended CPUID Features override */
1230 #define	MSR_LS_CFG	0xc0011020
1231 #define	MSR_IC_CFG	0xc0011021	/* Instruction Cache Configuration */
1232 #define	MSR_DE_CFG	0xc0011029	/* Decode Configuration */
1233 
1234 /* MSR_AMDK8_IPM */
1235 #define	AMDK8_SMIONCMPHALT	(1ULL << 27)
1236 #define	AMDK8_C1EONCMPHALT	(1ULL << 28)
1237 
1238 /* MSR_VM_CR related */
1239 #define	VM_CR_SVMDIS		0x10	/* SVM: disabled by BIOS */
1240 
1241 /* MSR_DE_CFG */
1242 #define DE_CFG_10H_12H_STACK_POINTER_JUMP_FIX_BIT	0x1
1243 #define DE_CFG_ZEN_LOAD_STALE_DATA_FIX_BIT		0x2000
1244 #define DE_CFG_ZEN2_FP_BACKUP_FIX_BIT			0x200
1245 
1246 /* VIA ACE crypto featureset: for via_feature_rng */
1247 #define	VIA_HAS_RNG		1	/* cpu has RNG */
1248 
1249 /* VIA ACE crypto featureset: for via_feature_xcrypt */
1250 #define	VIA_HAS_AES		1	/* cpu has AES */
1251 #define	VIA_HAS_SHA		2	/* cpu has SHA1 & SHA256 */
1252 #define	VIA_HAS_MM		4	/* cpu has RSA instructions */
1253 #define	VIA_HAS_AESCTR		8	/* cpu has AES-CTR instructions */
1254 
1255 /* Centaur Extended Feature flags */
1256 #define	VIA_CPUID_HAS_RNG	0x000004
1257 #define	VIA_CPUID_DO_RNG	0x000008
1258 #define	VIA_CPUID_HAS_ACE	0x000040
1259 #define	VIA_CPUID_DO_ACE	0x000080
1260 #define	VIA_CPUID_HAS_ACE2	0x000100
1261 #define	VIA_CPUID_DO_ACE2	0x000200
1262 #define	VIA_CPUID_HAS_PHE	0x000400
1263 #define	VIA_CPUID_DO_PHE	0x000800
1264 #define	VIA_CPUID_HAS_PMM	0x001000
1265 #define	VIA_CPUID_DO_PMM	0x002000
1266 
1267 /* VIA ACE xcrypt-* instruction context control options */
1268 #define	VIA_CRYPT_CWLO_ROUND_M		0x0000000f
1269 #define	VIA_CRYPT_CWLO_ALG_M		0x00000070
1270 #define	VIA_CRYPT_CWLO_ALG_AES		0x00000000
1271 #define	VIA_CRYPT_CWLO_KEYGEN_M		0x00000080
1272 #define	VIA_CRYPT_CWLO_KEYGEN_HW	0x00000000
1273 #define	VIA_CRYPT_CWLO_KEYGEN_SW	0x00000080
1274 #define	VIA_CRYPT_CWLO_NORMAL		0x00000000
1275 #define	VIA_CRYPT_CWLO_INTERMEDIATE	0x00000100
1276 #define	VIA_CRYPT_CWLO_ENCRYPT		0x00000000
1277 #define	VIA_CRYPT_CWLO_DECRYPT		0x00000200
1278 #define	VIA_CRYPT_CWLO_KEY128		0x0000000a	/* 128bit, 10 rds */
1279 #define	VIA_CRYPT_CWLO_KEY192		0x0000040c	/* 192bit, 12 rds */
1280 #define	VIA_CRYPT_CWLO_KEY256		0x0000080e	/* 256bit, 15 rds */
1281 
1282 #endif /* !_MACHINE_SPECIALREG_H_ */
1283