xref: /freebsd/sys/x86/include/specialreg.h (revision 0c4fa0bdcf87bee66d749c7550da852717522bdf)
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_PT		0x00000100
127 #define	XFEATURE_ENABLED_PKRU		0x00000200
128 #define	XFEATURE_ENABLED_TILECONFIG	0x00020000
129 #define	XFEATURE_ENABLED_TILEDATA	0x00040000
130 
131 #define	XFEATURE_AVX					\
132     (XFEATURE_ENABLED_X87 | XFEATURE_ENABLED_SSE | XFEATURE_ENABLED_AVX)
133 #define	XFEATURE_AVX512						\
134     (XFEATURE_ENABLED_OPMASK | XFEATURE_ENABLED_ZMM_HI256 |	\
135     XFEATURE_ENABLED_HI16_ZMM)
136 #define	XFEATURE_MPX					\
137     (XFEATURE_ENABLED_BNDREGS | XFEATURE_ENABLED_BNDCSR)
138 
139 /*
140  * CPUID instruction features register
141  */
142 #define	CPUID_FPU	0x00000001
143 #define	CPUID_VME	0x00000002
144 #define	CPUID_DE	0x00000004
145 #define	CPUID_PSE	0x00000008
146 #define	CPUID_TSC	0x00000010
147 #define	CPUID_MSR	0x00000020
148 #define	CPUID_PAE	0x00000040
149 #define	CPUID_MCE	0x00000080
150 #define	CPUID_CX8	0x00000100
151 #define	CPUID_APIC	0x00000200
152 #define	CPUID_B10	0x00000400
153 #define	CPUID_SEP	0x00000800
154 #define	CPUID_MTRR	0x00001000
155 #define	CPUID_PGE	0x00002000
156 #define	CPUID_MCA	0x00004000
157 #define	CPUID_CMOV	0x00008000
158 #define	CPUID_PAT	0x00010000
159 #define	CPUID_PSE36	0x00020000
160 #define	CPUID_PSN	0x00040000
161 #define	CPUID_CLFSH	0x00080000
162 #define	CPUID_B20	0x00100000
163 #define	CPUID_DS	0x00200000
164 #define	CPUID_ACPI	0x00400000
165 #define	CPUID_MMX	0x00800000
166 #define	CPUID_FXSR	0x01000000
167 #define	CPUID_SSE	0x02000000
168 #define	CPUID_XMM	0x02000000
169 #define	CPUID_SSE2	0x04000000
170 #define	CPUID_SS	0x08000000
171 #define	CPUID_HTT	0x10000000
172 #define	CPUID_TM	0x20000000
173 #define	CPUID_IA64	0x40000000
174 #define	CPUID_PBE	0x80000000
175 
176 #define	CPUID2_SSE3	0x00000001
177 #define	CPUID2_PCLMULQDQ 0x00000002
178 #define	CPUID2_DTES64	0x00000004
179 #define	CPUID2_MON	0x00000008
180 #define	CPUID2_DS_CPL	0x00000010
181 #define	CPUID2_VMX	0x00000020
182 #define	CPUID2_SMX	0x00000040
183 #define	CPUID2_EST	0x00000080
184 #define	CPUID2_TM2	0x00000100
185 #define	CPUID2_SSSE3	0x00000200
186 #define	CPUID2_CNXTID	0x00000400
187 #define	CPUID2_SDBG	0x00000800
188 #define	CPUID2_FMA	0x00001000
189 #define	CPUID2_CX16	0x00002000
190 #define	CPUID2_XTPR	0x00004000
191 #define	CPUID2_PDCM	0x00008000
192 #define	CPUID2_PCID	0x00020000
193 #define	CPUID2_DCA	0x00040000
194 #define	CPUID2_SSE41	0x00080000
195 #define	CPUID2_SSE42	0x00100000
196 #define	CPUID2_X2APIC	0x00200000
197 #define	CPUID2_MOVBE	0x00400000
198 #define	CPUID2_POPCNT	0x00800000
199 #define	CPUID2_TSCDLT	0x01000000
200 #define	CPUID2_AESNI	0x02000000
201 #define	CPUID2_XSAVE	0x04000000
202 #define	CPUID2_OSXSAVE	0x08000000
203 #define	CPUID2_AVX	0x10000000
204 #define	CPUID2_F16C	0x20000000
205 #define	CPUID2_RDRAND	0x40000000
206 #define	CPUID2_HV	0x80000000
207 
208 /* Intel Processor Trace CPUID. */
209 
210 /* Leaf 0 ebx. */
211 #define	CPUPT_CR3		(1 << 0)	/* CR3 Filtering Support */
212 #define	CPUPT_PSB		(1 << 1)	/* Configurable PSB and Cycle-Accurate Mode Supported */
213 #define	CPUPT_IPF		(1 << 2)	/* IP Filtering and TraceStop supported */
214 #define	CPUPT_MTC		(1 << 3)	/* MTC Supported */
215 #define	CPUPT_PRW		(1 << 4)	/* PTWRITE Supported */
216 #define	CPUPT_PWR		(1 << 5)	/* Power Event Trace Supported */
217 #define	CPUPT_DIS_TNT		(1 << 8)	/* TNT disable supported */
218 
219 /* Leaf 0 ecx. */
220 #define	CPUPT_TOPA		(1 << 0)	/* ToPA Output Supported */
221 #define	CPUPT_TOPA_MULTI	(1 << 1)	/* ToPA Tables Allow Multiple Output Entries */
222 #define	CPUPT_SINGLE		(1 << 2)	/* Single-Range Output Supported */
223 #define	CPUPT_TT_OUT		(1 << 3)	/* Output to Trace Transport Subsystem Supported */
224 #define	CPUPT_LINEAR_IP		(1 << 31)	/* IP Payloads are Linear IP, otherwise IP is effective */
225 
226 /* Leaf 1 eax. */
227 #define	CPUPT_NADDR_S		0	/* Number of Address Ranges */
228 #define	CPUPT_NADDR_M		(0x7 << CPUPT_NADDR_S)
229 #define	CPUPT_MTC_BITMAP_S	16	/* Bitmap of supported MTC Period Encodings */
230 #define	CPUPT_MTC_BITMAP_M	(0xffff << CPUPT_MTC_BITMAP_S)
231 
232 /* Leaf 1 ebx. */
233 #define	CPUPT_CT_BITMAP_S	0	/* Bitmap of supported Cycle Threshold values */
234 #define	CPUPT_CT_BITMAP_M	(0xffff << CPUPT_CT_BITMAP_S)
235 #define	CPUPT_PFE_BITMAP_S	16	/* Bitmap of supported Configurable PSB Frequency encoding */
236 #define	CPUPT_PFE_BITMAP_M	(0xffff << CPUPT_PFE_BITMAP_S)
237 
238 /*
239  * Important bits in the AMD extended cpuid flags
240  */
241 #define	AMDID_SYSCALL	0x00000800
242 #define	AMDID_MP	0x00080000
243 #define	AMDID_NX	0x00100000
244 #define	AMDID_EXT_MMX	0x00400000
245 #define	AMDID_FFXSR	0x02000000
246 #define	AMDID_PAGE1GB	0x04000000
247 #define	AMDID_RDTSCP	0x08000000
248 #define	AMDID_LM	0x20000000
249 #define	AMDID_EXT_3DNOW	0x40000000
250 #define	AMDID_3DNOW	0x80000000
251 
252 #define	AMDID2_LAHF	0x00000001
253 #define	AMDID2_CMP	0x00000002
254 #define	AMDID2_SVM	0x00000004
255 #define	AMDID2_EXT_APIC	0x00000008
256 #define	AMDID2_CR8	0x00000010
257 #define	AMDID2_ABM	0x00000020
258 #define	AMDID2_SSE4A	0x00000040
259 #define	AMDID2_MAS	0x00000080
260 #define	AMDID2_PREFETCH	0x00000100
261 #define	AMDID2_OSVW	0x00000200
262 #define	AMDID2_IBS	0x00000400
263 #define	AMDID2_XOP	0x00000800
264 #define	AMDID2_SKINIT	0x00001000
265 #define	AMDID2_WDT	0x00002000
266 #define	AMDID2_LWP	0x00008000
267 #define	AMDID2_FMA4	0x00010000
268 #define	AMDID2_TCE	0x00020000
269 #define	AMDID2_NODE_ID	0x00080000
270 #define	AMDID2_TBM	0x00200000
271 #define	AMDID2_TOPOLOGY	0x00400000
272 #define	AMDID2_PCXC	0x00800000
273 #define	AMDID2_PNXC	0x01000000
274 #define	AMDID2_DBE	0x04000000
275 #define	AMDID2_PTSC	0x08000000
276 #define	AMDID2_PTSCEL2I	0x10000000
277 #define	AMDID2_MWAITX	0x20000000
278 
279 /*
280  * CPUID instruction 1 eax info
281  */
282 #define	CPUID_STEPPING		0x0000000f
283 #define	CPUID_MODEL		0x000000f0
284 #define	CPUID_FAMILY		0x00000f00
285 #define	CPUID_EXT_MODEL		0x000f0000
286 #define	CPUID_EXT_FAMILY	0x0ff00000
287 #ifdef __i386__
288 #define	CPUID_TO_MODEL(id) \
289     ((((id) & CPUID_MODEL) >> 4) | \
290     ((((id) & CPUID_FAMILY) >= 0x600) ? \
291     (((id) & CPUID_EXT_MODEL) >> 12) : 0))
292 #define	CPUID_TO_FAMILY(id) \
293     ((((id) & CPUID_FAMILY) >> 8) + \
294     ((((id) & CPUID_FAMILY) == 0xf00) ? \
295     (((id) & CPUID_EXT_FAMILY) >> 20) : 0))
296 #else
297 #define	CPUID_TO_MODEL(id) \
298     ((((id) & CPUID_MODEL) >> 4) | \
299     (((id) & CPUID_EXT_MODEL) >> 12))
300 #define	CPUID_TO_FAMILY(id) \
301     ((((id) & CPUID_FAMILY) >> 8) + \
302     (((id) & CPUID_EXT_FAMILY) >> 20))
303 #endif
304 #define CPUID_TO_STEPPING(id) ((id) & CPUID_STEPPING)
305 
306 /*
307  * CPUID instruction 1 ebx info
308  */
309 #define	CPUID_BRAND_INDEX	0x000000ff
310 #define	CPUID_CLFUSH_SIZE	0x0000ff00
311 #define	CPUID_HTT_CORES		0x00ff0000
312 #define	CPUID_LOCAL_APIC_ID	0xff000000
313 
314 /*
315  * CPUID instruction 5 info
316  */
317 #define	CPUID5_MON_MIN_SIZE	0x0000ffff	/* eax */
318 #define	CPUID5_MON_MAX_SIZE	0x0000ffff	/* ebx */
319 #define	CPUID5_MON_MWAIT_EXT	0x00000001	/* ecx */
320 #define	CPUID5_MWAIT_INTRBREAK	0x00000002	/* ecx */
321 
322 /*
323  * MWAIT cpu power states.  Lower 4 bits are sub-states.
324  */
325 #define	MWAIT_C0	0xf0
326 #define	MWAIT_C1	0x00
327 #define	MWAIT_C2	0x10
328 #define	MWAIT_C3	0x20
329 #define	MWAIT_C4	0x30
330 
331 /*
332  * MWAIT extensions.
333  */
334 /* Interrupt breaks MWAIT even when masked. */
335 #define	MWAIT_INTRBREAK		0x00000001
336 
337 /*
338  * CPUID leaf 6: Thermal and Power management.
339  */
340 /* Eax. */
341 #define	CPUTPM1_SENSOR			0x00000001
342 #define	CPUTPM1_TURBO			0x00000002
343 #define	CPUTPM1_ARAT			0x00000004
344 #define	CPUTPM1_PLN			0x00000010
345 #define	CPUTPM1_ECMD			0x00000020
346 #define	CPUTPM1_PTM			0x00000040
347 #define	CPUTPM1_HWP			0x00000080
348 #define	CPUTPM1_HWP_NOTIFICATION	0x00000100
349 #define	CPUTPM1_HWP_ACTIVITY_WINDOW	0x00000200
350 #define	CPUTPM1_HWP_PERF_PREF		0x00000400
351 #define	CPUTPM1_HWP_PKG			0x00000800
352 #define	CPUTPM1_HDC			0x00002000
353 #define	CPUTPM1_TURBO30			0x00004000
354 #define	CPUTPM1_HWP_CAPABILITIES	0x00008000
355 #define	CPUTPM1_HWP_PECI_OVR		0x00010000
356 #define	CPUTPM1_HWP_FLEXIBLE		0x00020000
357 #define	CPUTPM1_HWP_FAST_MSR		0x00040000
358 #define	CPUTPM1_HW_FEEDBACK		0x00080000
359 #define	CPUTPM1_HWP_IGN_IDLE		0x00100000
360 #define	CPUTPM1_THREAD_DIRECTOR		0x00800000
361 
362 /* Ebx. */
363 #define	CPUTPM_B_NSENSINTTHRESH		0x0000000f
364 
365 /* Ecx. */
366 #define	CPUID_PERF_STAT			0x00000001
367 #define	CPUID_PERF_BIAS			0x00000008
368 #define	CPUID_PERF_TD_CLASSES		0x0000ff00
369 
370 /* Edx. */
371 #define	CPUID_HF_PERFORMANCE		0x00000001
372 #define	CPUID_HF_EFFICIENCY		0x00000002
373 #define	CPUID_TD_CAPABLITIES		0x0000000f
374 #define	CPUID_TD_TBLPAGES		0x00000f00
375 
376 /*
377  * CPUID instruction 0xb ebx info.
378  */
379 #define	CPUID_TYPE_INVAL	0
380 #define	CPUID_TYPE_SMT		1
381 #define	CPUID_TYPE_CORE		2
382 
383 /*
384  * CPUID instruction 0xd Processor Extended State Enumeration Sub-leaf 1
385  */
386 #define	CPUID_EXTSTATE_XSAVEOPT	0x00000001
387 #define	CPUID_EXTSTATE_XSAVEC	0x00000002
388 #define	CPUID_EXTSTATE_XINUSE	0x00000004
389 #define	CPUID_EXTSTATE_XSAVES	0x00000008
390 
391 /*
392  * CPUID instruction 0xd Processor Extended State Enumeration
393  * Sub-leaf > 1 ecx info
394  */
395 #define	CPUID_EXTSTATE_SUPERVISOR	0x00000001
396 #define	CPUID_EXTSTATE_ALIGNED		0x00000002
397 #define	CPUID_EXTSTATE_XFD_SUPPORTED	0x00000004
398 
399 /*
400  * AMD extended function 8000_0007h ebx info
401  */
402 #define	AMDRAS_MCA_OF_RECOV	0x00000001
403 #define	AMDRAS_SUCCOR		0x00000002
404 #define	AMDRAS_HW_ASSERT	0x00000004
405 #define	AMDRAS_SCALABLE_MCA	0x00000008
406 #define	AMDRAS_PFEH_SUPPORT	0x00000010
407 
408 /*
409  * AMD extended function 8000_0007h edx info
410  */
411 #define	AMDPM_TS		0x00000001
412 #define	AMDPM_FID		0x00000002
413 #define	AMDPM_VID		0x00000004
414 #define	AMDPM_TTP		0x00000008
415 #define	AMDPM_TM		0x00000010
416 #define	AMDPM_STC		0x00000020
417 #define	AMDPM_100MHZ_STEPS	0x00000040
418 #define	AMDPM_HW_PSTATE		0x00000080
419 #define	AMDPM_TSC_INVARIANT	0x00000100
420 #define	AMDPM_CPB		0x00000200
421 
422 /*
423  * AMD extended function 8000_0008h ebx info (amd_extended_feature_extensions)
424  */
425 #define	AMDFEID_CLZERO		0x00000001
426 #define	AMDFEID_IRPERF		0x00000002
427 #define	AMDFEID_XSAVEERPTR	0x00000004
428 #define	AMDFEID_INVLPGB		0x00000008
429 #define	AMDFEID_RDPRU		0x00000010
430 #define	AMDFEID_BE		0x00000040
431 #define	AMDFEID_MCOMMIT		0x00000100
432 #define	AMDFEID_WBNOINVD	0x00000200
433 #define	AMDFEID_IBPB		0x00001000
434 #define	AMDFEID_INT_WBINVD	0x00002000
435 #define	AMDFEID_IBRS		0x00004000
436 #define	AMDFEID_STIBP		0x00008000
437 /* The below are only defined if the corresponding base feature above exists. */
438 #define	AMDFEID_IBRS_ALWAYSON	0x00010000
439 #define	AMDFEID_STIBP_ALWAYSON	0x00020000
440 #define	AMDFEID_PREFER_IBRS	0x00040000
441 #define	AMDFEID_SAMEMODE_IBRS	0x00080000
442 #define	AMDFEID_NO_LMSLE	0x00100000
443 #define	AMDFEID_INVLPGB_NEST	0x00200000
444 #define	AMDFEID_PPIN		0x00800000
445 #define	AMDFEID_SSBD		0x01000000
446 /* SSBD via MSRC001_011F instead of MSR 0x48: */
447 #define	AMDFEID_VIRT_SSBD	0x02000000
448 #define	AMDFEID_SSB_NO		0x04000000
449 #define	AMDFEID_CPPC		0x08000000
450 #define	AMDFEID_PSFD		0x10000000
451 #define	AMDFEID_BTC_NO		0x20000000
452 #define	AMDFEID_IBPB_RET	0x40000000
453 
454 /*
455  * AMD extended function 8000_0008h ecx info
456  */
457 #define	AMDID_CMP_CORES		0x000000ff
458 #define	AMDID_COREID_SIZE	0x0000f000
459 #define	AMDID_COREID_SIZE_SHIFT	12
460 
461 /*
462  * AMD extended function 8000_0008h edx info
463  */
464 #define	AMDID_INVLPGB_MAXCNT	0x0000ffff
465 #define	AMDID_RDPRU_SHIFT	16
466 #define	AMDID_RDPRU_ID		0xffff0000
467 
468 /*
469  * CPUID instruction 7 Structured Extended Features, leaf 0 ebx info
470  */
471 #define	CPUID_STDEXT_FSGSBASE	0x00000001
472 #define	CPUID_STDEXT_TSC_ADJUST	0x00000002
473 #define	CPUID_STDEXT_SGX	0x00000004
474 #define	CPUID_STDEXT_BMI1	0x00000008
475 #define	CPUID_STDEXT_HLE	0x00000010
476 #define	CPUID_STDEXT_AVX2	0x00000020
477 #define	CPUID_STDEXT_FDP_EXC	0x00000040
478 #define	CPUID_STDEXT_SMEP	0x00000080
479 #define	CPUID_STDEXT_BMI2	0x00000100
480 #define	CPUID_STDEXT_ERMS	0x00000200
481 #define	CPUID_STDEXT_INVPCID	0x00000400
482 #define	CPUID_STDEXT_RTM	0x00000800
483 #define	CPUID_STDEXT_PQM	0x00001000
484 #define	CPUID_STDEXT_NFPUSG	0x00002000
485 #define	CPUID_STDEXT_MPX	0x00004000
486 #define	CPUID_STDEXT_PQE	0x00008000
487 #define	CPUID_STDEXT_AVX512F	0x00010000
488 #define	CPUID_STDEXT_AVX512DQ	0x00020000
489 #define	CPUID_STDEXT_RDSEED	0x00040000
490 #define	CPUID_STDEXT_ADX	0x00080000
491 #define	CPUID_STDEXT_SMAP	0x00100000
492 #define	CPUID_STDEXT_AVX512IFMA	0x00200000
493 /* Formerly PCOMMIT */
494 #define	CPUID_STDEXT_CLFLUSHOPT	0x00800000
495 #define	CPUID_STDEXT_CLWB	0x01000000
496 #define	CPUID_STDEXT_PROCTRACE	0x02000000
497 #define	CPUID_STDEXT_AVX512PF	0x04000000
498 #define	CPUID_STDEXT_AVX512ER	0x08000000
499 #define	CPUID_STDEXT_AVX512CD	0x10000000
500 #define	CPUID_STDEXT_SHA	0x20000000
501 #define	CPUID_STDEXT_AVX512BW	0x40000000
502 #define	CPUID_STDEXT_AVX512VL	0x80000000
503 
504 /*
505  * CPUID instruction 7 Structured Extended Features, leaf 0 ecx info
506  */
507 #define	CPUID_STDEXT2_PREFETCHWT1 	0x00000001
508 #define	CPUID_STDEXT2_AVX512VBMI	0x00000002
509 #define	CPUID_STDEXT2_UMIP		0x00000004
510 #define	CPUID_STDEXT2_PKU		0x00000008
511 #define	CPUID_STDEXT2_OSPKE		0x00000010
512 #define	CPUID_STDEXT2_WAITPKG		0x00000020
513 #define	CPUID_STDEXT2_AVX512VBMI2	0x00000040
514 #define	CPUID_STDEXT2_GFNI		0x00000100
515 #define	CPUID_STDEXT2_VAES		0x00000200
516 #define	CPUID_STDEXT2_VPCLMULQDQ	0x00000400
517 #define	CPUID_STDEXT2_AVX512VNNI	0x00000800
518 #define	CPUID_STDEXT2_AVX512BITALG	0x00001000
519 #define	CPUID_STDEXT2_TME		0x00002000
520 #define	CPUID_STDEXT2_AVX512VPOPCNTDQ	0x00004000
521 #define	CPUID_STDEXT2_LA57		0x00010000
522 #define	CPUID_STDEXT2_RDPID		0x00400000
523 #define	CPUID_STDEXT2_CLDEMOTE		0x02000000
524 #define	CPUID_STDEXT2_MOVDIRI		0x08000000
525 #define	CPUID_STDEXT2_MOVDIR64B		0x10000000
526 #define	CPUID_STDEXT2_ENQCMD		0x20000000
527 #define	CPUID_STDEXT2_SGXLC		0x40000000
528 
529 /*
530  * CPUID instruction 7 Structured Extended Features, leaf 0 edx info
531  */
532 #define	CPUID_STDEXT3_AVX5124VNNIW	0x00000004
533 #define	CPUID_STDEXT3_AVX5124FMAPS	0x00000008
534 #define	CPUID_STDEXT3_FSRM		0x00000010
535 #define	CPUID_STDEXT3_AVX512VP2INTERSECT	0x00000100
536 #define	CPUID_STDEXT3_MCUOPT		0x00000200
537 #define	CPUID_STDEXT3_MD_CLEAR		0x00000400
538 #define	CPUID_STDEXT3_TSXFA		0x00002000
539 #define	CPUID_STDEXT3_PCONFIG		0x00040000
540 #define	CPUID_STDEXT3_IBPB		0x04000000
541 #define	CPUID_STDEXT3_STIBP		0x08000000
542 #define	CPUID_STDEXT3_L1D_FLUSH		0x10000000
543 #define	CPUID_STDEXT3_ARCH_CAP		0x20000000
544 #define	CPUID_STDEXT3_CORE_CAP		0x40000000
545 #define	CPUID_STDEXT3_SSBD		0x80000000
546 
547 /*
548  * CPUID instruction 7 Structured Extended Features, leaf 1 eax info
549  */
550 #define	CPUID_STDEXT4_LASS		0x00000040
551 #define	CPUID_STDEXT4_LAM		0x04000000
552 
553 /* CPUID_HYBRID_ID leaf 0x1a */
554 #define	CPUID_HYBRID_CORE_MASK	0xff000000
555 #define	CPUID_HYBRID_SMALL_CORE	0x20000000
556 #define	CPUID_HYBRID_LARGE_CORE	0x40000000
557 
558 /* MSR IA32_ARCH_CAP(ABILITIES) bits */
559 #define	IA32_ARCH_CAP_RDCL_NO	0x00000001
560 #define	IA32_ARCH_CAP_IBRS_ALL	0x00000002
561 #define	IA32_ARCH_CAP_RSBA	0x00000004
562 #define	IA32_ARCH_CAP_SKIP_L1DFL_VMENTRY	0x00000008
563 #define	IA32_ARCH_CAP_SSB_NO	0x00000010
564 #define	IA32_ARCH_CAP_MDS_NO	0x00000020
565 #define	IA32_ARCH_CAP_IF_PSCHANGE_MC_NO	0x00000040
566 #define	IA32_ARCH_CAP_TSX_CTRL	0x00000080
567 #define	IA32_ARCH_CAP_TAA_NO	0x00000100
568 
569 /* MSR IA32_TSX_CTRL bits */
570 #define	IA32_TSX_CTRL_RTM_DISABLE	0x00000001
571 #define	IA32_TSX_CTRL_TSX_CPUID_CLEAR	0x00000002
572 
573 /*
574  * CPUID manufacturers identifiers
575  */
576 #define	AMD_VENDOR_ID		"AuthenticAMD"
577 #define	CENTAUR_VENDOR_ID	"CentaurHauls"
578 #define	CYRIX_VENDOR_ID		"CyrixInstead"
579 #define	INTEL_VENDOR_ID		"GenuineIntel"
580 #define	NEXGEN_VENDOR_ID	"NexGenDriven"
581 #define	NSC_VENDOR_ID		"Geode by NSC"
582 #define	RISE_VENDOR_ID		"RiseRiseRise"
583 #define	SIS_VENDOR_ID		"SiS SiS SiS "
584 #define	TRANSMETA_VENDOR_ID	"GenuineTMx86"
585 #define	UMC_VENDOR_ID		"UMC UMC UMC "
586 #define	HYGON_VENDOR_ID		"HygonGenuine"
587 
588 /*
589  * Model-specific registers for the i386 family
590  */
591 #define	MSR_P5_MC_ADDR		0x000
592 #define	MSR_P5_MC_TYPE		0x001
593 #define	MSR_TSC			0x010
594 #define	MSR_P5_CESR		0x011
595 #define	MSR_P5_CTR0		0x012
596 #define	MSR_P5_CTR1		0x013
597 #define	MSR_IA32_PLATFORM_ID	0x017
598 #define	MSR_APICBASE		0x01b
599 #define	MSR_EBL_CR_POWERON	0x02a
600 #define	MSR_TEST_CTL		0x033
601 #define	MSR_IA32_FEATURE_CONTROL 0x03a
602 #define	MSR_IA32_SPEC_CTRL	0x048
603 #define	MSR_IA32_PRED_CMD	0x049
604 #define	MSR_BIOS_UPDT_TRIG	0x079
605 #define	MSR_BBL_CR_D0		0x088
606 #define	MSR_BBL_CR_D1		0x089
607 #define	MSR_BBL_CR_D2		0x08a
608 #define	MSR_BIOS_SIGN		0x08b
609 #define	MSR_PERFCTR0		0x0c1
610 #define	MSR_PERFCTR1		0x0c2
611 #define	MSR_PLATFORM_INFO	0x0ce
612 #define	MSR_MPERF		0x0e7
613 #define	MSR_APERF		0x0e8
614 #define	MSR_IA32_EXT_CONFIG	0x0ee	/* Undocumented. Core Solo/Duo only */
615 #define	MSR_MTRRcap		0x0fe
616 #define	MSR_IA32_ARCH_CAP	0x10a
617 #define	MSR_IA32_FLUSH_CMD	0x10b
618 #define	MSR_TSX_FORCE_ABORT	0x10f
619 #define	MSR_BBL_CR_ADDR		0x116
620 #define	MSR_BBL_CR_DECC		0x118
621 #define	MSR_BBL_CR_CTL		0x119
622 #define	MSR_BBL_CR_TRIG		0x11a
623 #define	MSR_BBL_CR_BUSY		0x11b
624 #define	MSR_BBL_CR_CTL3		0x11e
625 #define	MSR_IA32_TSX_CTRL	0x122
626 #define	MSR_IA32_MCU_OPT_CTRL	0x123
627 #define	MSR_MISC_FEATURE_ENABLES	0x140
628 #define	MSR_SYSENTER_CS_MSR	0x174
629 #define	MSR_SYSENTER_ESP_MSR	0x175
630 #define	MSR_SYSENTER_EIP_MSR	0x176
631 #define	MSR_MCG_CAP		0x179
632 #define	MSR_MCG_STATUS		0x17a
633 #define	MSR_MCG_CTL		0x17b
634 #define	MSR_EVNTSEL0		0x186
635 #define	MSR_EVNTSEL1		0x187
636 #define	MSR_THERM_CONTROL	0x19a
637 #define	MSR_THERM_INTERRUPT	0x19b
638 #define	MSR_THERM_STATUS	0x19c
639 #define	MSR_IA32_MISC_ENABLE	0x1a0
640 #define	MSR_IA32_TEMPERATURE_TARGET	0x1a2
641 #define	MSR_TURBO_RATIO_LIMIT	0x1ad
642 #define	MSR_TURBO_RATIO_LIMIT1	0x1ae
643 #define	MSR_IA32_ENERGY_PERF_BIAS	0x1b0
644 #define	MSR_IA32_PKG_THERM_STATUS	0x1b1
645 #define	MSR_IA32_PKG_THERM_INTERRUPT	0x1b2
646 #define	MSR_DEBUGCTLMSR		0x1d9
647 #define	MSR_LASTBRANCHFROMIP	0x1db
648 #define	MSR_LASTBRANCHTOIP	0x1dc
649 #define	MSR_LASTINTFROMIP	0x1dd
650 #define	MSR_LASTINTTOIP		0x1de
651 #define	MSR_ROB_CR_BKUPTMPDR6	0x1e0
652 #define	MSR_MTRRVarBase		0x200
653 #define	MSR_MTRR64kBase		0x250
654 #define	MSR_MTRR16kBase		0x258
655 #define	MSR_MTRR4kBase		0x268
656 #define	MSR_PAT			0x277
657 #define	MSR_MC0_CTL2		0x280
658 #define	MSR_MTRRdefType		0x2ff
659 #define	MSR_IA_GLOBAL_STATUS    0x38E
660 #define	MSR_IA_GLOBAL_CTRL      0x38F
661 #define	MSR_IA_GLOBAL_OVF_CTRL  0x390
662 #define	MSR_IA_GLOBAL_STATUS_RESET	0x390
663 #define	MSR_IA_GLOBAL_STATUS_SET	0x391
664 #define	 GLOBAL_STATUS_FLAG_TRACETOPAPMI	(1ULL << 55)
665 #define	MSR_MC0_CTL		0x400
666 #define	MSR_MC0_STATUS		0x401
667 #define	MSR_MC0_ADDR		0x402
668 #define	MSR_MC0_MISC		0x403
669 #define	MSR_MC1_CTL		0x404
670 #define	MSR_MC1_STATUS		0x405
671 #define	MSR_MC1_ADDR		0x406
672 #define	MSR_MC1_MISC		0x407
673 #define	MSR_MC2_CTL		0x408
674 #define	MSR_MC2_STATUS		0x409
675 #define	MSR_MC2_ADDR		0x40a
676 #define	MSR_MC2_MISC		0x40b
677 #define	MSR_MC3_CTL		0x40c
678 #define	MSR_MC3_STATUS		0x40d
679 #define	MSR_MC3_ADDR		0x40e
680 #define	MSR_MC3_MISC		0x40f
681 #define	MSR_MC4_CTL		0x410
682 #define	MSR_MC4_STATUS		0x411
683 #define	MSR_MC4_ADDR		0x412
684 #define	MSR_MC4_MISC		0x413
685 #define	MSR_MCG_EXT_CTL		0x4d0
686 #define	MSR_RAPL_POWER_UNIT	0x606
687 #define	MSR_PKG_ENERGY_STATUS	0x611
688 #define	MSR_DRAM_ENERGY_STATUS	0x619
689 #define	MSR_PP0_ENERGY_STATUS	0x639
690 #define	MSR_PP1_ENERGY_STATUS	0x641
691 #define	MSR_PPERF		0x64e
692 #define	MSR_TSC_DEADLINE	0x6e0	/* Writes are not serializing */
693 #define	MSR_IA32_PM_ENABLE	0x770
694 #define	MSR_IA32_HWP_CAPABILITIES	0x771
695 #define	MSR_IA32_HWP_REQUEST_PKG	0x772
696 #define	MSR_IA32_HWP_INTERRUPT		0x773
697 #define	MSR_IA32_HWP_REQUEST	0x774
698 #define	MSR_IA32_HWP_STATUS	0x777
699 
700 /*
701  * VMX MSRs
702  */
703 #define	MSR_VMX_BASIC		0x480
704 #define	MSR_VMX_PINBASED_CTLS	0x481
705 #define	MSR_VMX_PROCBASED_CTLS	0x482
706 #define	MSR_VMX_EXIT_CTLS	0x483
707 #define	MSR_VMX_ENTRY_CTLS	0x484
708 #define	MSR_VMX_CR0_FIXED0	0x486
709 #define	MSR_VMX_CR0_FIXED1	0x487
710 #define	MSR_VMX_CR4_FIXED0	0x488
711 #define	MSR_VMX_CR4_FIXED1	0x489
712 #define	MSR_VMX_PROCBASED_CTLS2	0x48b
713 #define	MSR_VMX_EPT_VPID_CAP	0x48c
714 #define	MSR_VMX_TRUE_PINBASED_CTLS	0x48d
715 #define	MSR_VMX_TRUE_PROCBASED_CTLS	0x48e
716 #define	MSR_VMX_TRUE_EXIT_CTLS	0x48f
717 #define	MSR_VMX_TRUE_ENTRY_CTLS	0x490
718 
719 /*
720  * X2APIC MSRs.
721  * Writes are not serializing.
722  */
723 #define	MSR_APIC_000		0x800
724 #define	MSR_APIC_ID		0x802
725 #define	MSR_APIC_VERSION	0x803
726 #define	MSR_APIC_TPR		0x808
727 #define	MSR_APIC_EOI		0x80b
728 #define	MSR_APIC_LDR		0x80d
729 #define	MSR_APIC_SVR		0x80f
730 #define	MSR_APIC_ISR0		0x810
731 #define	MSR_APIC_ISR1		0x811
732 #define	MSR_APIC_ISR2		0x812
733 #define	MSR_APIC_ISR3		0x813
734 #define	MSR_APIC_ISR4		0x814
735 #define	MSR_APIC_ISR5		0x815
736 #define	MSR_APIC_ISR6		0x816
737 #define	MSR_APIC_ISR7		0x817
738 #define	MSR_APIC_TMR0		0x818
739 #define	MSR_APIC_IRR0		0x820
740 #define	MSR_APIC_ESR		0x828
741 #define	MSR_APIC_LVT_CMCI	0x82F
742 #define	MSR_APIC_ICR		0x830
743 #define	MSR_APIC_LVT_TIMER	0x832
744 #define	MSR_APIC_LVT_THERMAL	0x833
745 #define	MSR_APIC_LVT_PCINT	0x834
746 #define	MSR_APIC_LVT_LINT0	0x835
747 #define	MSR_APIC_LVT_LINT1	0x836
748 #define	MSR_APIC_LVT_ERROR	0x837
749 #define	MSR_APIC_ICR_TIMER	0x838
750 #define	MSR_APIC_CCR_TIMER	0x839
751 #define	MSR_APIC_DCR_TIMER	0x83e
752 #define	MSR_APIC_SELF_IPI	0x83f
753 
754 #define	MSR_IA32_XSS		0xda0
755 
756 /*
757  * Intel Processor Trace (PT) MSRs.
758  */
759 #define	MSR_IA32_RTIT_OUTPUT_BASE	0x560	/* Trace Output Base Register (R/W) */
760 #define	MSR_IA32_RTIT_OUTPUT_MASK_PTRS	0x561	/* Trace Output Mask Pointers Register (R/W) */
761 #define	MSR_IA32_RTIT_CTL		0x570	/* Trace Control Register (R/W) */
762 #define	 RTIT_CTL_TRACEEN	(1 << 0)
763 #define	 RTIT_CTL_CYCEN		(1 << 1)
764 #define	 RTIT_CTL_OS		(1 << 2)
765 #define	 RTIT_CTL_USER		(1 << 3)
766 #define	 RTIT_CTL_PWREVTEN	(1 << 4)
767 #define	 RTIT_CTL_FUPONPTW	(1 << 5)
768 #define	 RTIT_CTL_FABRICEN	(1 << 6)
769 #define	 RTIT_CTL_CR3FILTER	(1 << 7)
770 #define	 RTIT_CTL_TOPA		(1 << 8)
771 #define	 RTIT_CTL_MTCEN		(1 << 9)
772 #define	 RTIT_CTL_TSCEN		(1 << 10)
773 #define	 RTIT_CTL_DISRETC	(1 << 11)
774 #define	 RTIT_CTL_PTWEN		(1 << 12)
775 #define	 RTIT_CTL_BRANCHEN	(1 << 13)
776 #define	 RTIT_CTL_MTC_FREQ_S	14
777 #define	 RTIT_CTL_MTC_FREQ(n)	((n) << RTIT_CTL_MTC_FREQ_S)
778 #define	 RTIT_CTL_MTC_FREQ_M	(0xf << RTIT_CTL_MTC_FREQ_S)
779 #define	 RTIT_CTL_CYC_THRESH_S	19
780 #define	 RTIT_CTL_CYC_THRESH_M	(0xf << RTIT_CTL_CYC_THRESH_S)
781 #define	 RTIT_CTL_PSB_FREQ_S	24
782 #define	 RTIT_CTL_PSB_FREQ_M	(0xf << RTIT_CTL_PSB_FREQ_S)
783 #define	 RTIT_CTL_ADDR_CFG_S(n) (32 + (n) * 4)
784 #define	 RTIT_CTL_ADDR0_CFG_S	32
785 #define	 RTIT_CTL_ADDR0_CFG_M	(0xfULL << RTIT_CTL_ADDR0_CFG_S)
786 #define	 RTIT_CTL_ADDR1_CFG_S	36
787 #define	 RTIT_CTL_ADDR1_CFG_M	(0xfULL << RTIT_CTL_ADDR1_CFG_S)
788 #define	 RTIT_CTL_ADDR2_CFG_S	40
789 #define	 RTIT_CTL_ADDR2_CFG_M	(0xfULL << RTIT_CTL_ADDR2_CFG_S)
790 #define	 RTIT_CTL_ADDR3_CFG_S	44
791 #define	 RTIT_CTL_ADDR3_CFG_M	(0xfULL << RTIT_CTL_ADDR3_CFG_S)
792 #define	RTIT_CTL_DIS_TNT	(1ULL << 55)
793 #define	MSR_IA32_RTIT_STATUS		0x571	/* Tracing Status Register (R/W) */
794 #define	 RTIT_STATUS_FILTEREN	(1 << 0)
795 #define	 RTIT_STATUS_CONTEXTEN	(1 << 1)
796 #define	 RTIT_STATUS_TRIGGEREN	(1 << 2)
797 #define	 RTIT_STATUS_ERROR	(1 << 4)
798 #define	 RTIT_STATUS_STOPPED	(1 << 5)
799 #define	 RTIT_STATUS_PACKETBYTECNT_S	32
800 #define	 RTIT_STATUS_PACKETBYTECNT_M	(0x1ffffULL << RTIT_STATUS_PACKETBYTECNT_S)
801 #define	MSR_IA32_RTIT_CR3_MATCH		0x572	/* Trace Filter CR3 Match Register (R/W) */
802 #define	MSR_IA32_RTIT_ADDR_A(n)		(0x580 + (n) * 2)
803 #define	MSR_IA32_RTIT_ADDR_B(n)		(0x581 + (n) * 2)
804 #define	MSR_IA32_RTIT_ADDR0_A		0x580	/* Region 0 Start Address (R/W) */
805 #define	MSR_IA32_RTIT_ADDR0_B		0x581	/* Region 0 End Address (R/W) */
806 #define	MSR_IA32_RTIT_ADDR1_A		0x582	/* Region 1 Start Address (R/W) */
807 #define	MSR_IA32_RTIT_ADDR1_B		0x583	/* Region 1 End Address (R/W) */
808 #define	MSR_IA32_RTIT_ADDR2_A		0x584	/* Region 2 Start Address (R/W) */
809 #define	MSR_IA32_RTIT_ADDR2_B		0x585	/* Region 2 End Address (R/W) */
810 #define	MSR_IA32_RTIT_ADDR3_A		0x586	/* Region 3 Start Address (R/W) */
811 #define	MSR_IA32_RTIT_ADDR3_B		0x587	/* Region 3 End Address (R/W) */
812 
813 /* Intel Processor Trace Table of Physical Addresses (ToPA). */
814 #define	TOPA_SIZE_S	6
815 #define	TOPA_SIZE_M	(0xf << TOPA_SIZE_S)
816 #define	TOPA_SIZE_4K	(0 << TOPA_SIZE_S)
817 #define	TOPA_SIZE_8K	(1 << TOPA_SIZE_S)
818 #define	TOPA_SIZE_16K	(2 << TOPA_SIZE_S)
819 #define	TOPA_SIZE_32K	(3 << TOPA_SIZE_S)
820 #define	TOPA_SIZE_64K	(4 << TOPA_SIZE_S)
821 #define	TOPA_SIZE_128K	(5 << TOPA_SIZE_S)
822 #define	TOPA_SIZE_256K	(6 << TOPA_SIZE_S)
823 #define	TOPA_SIZE_512K	(7 << TOPA_SIZE_S)
824 #define	TOPA_SIZE_1M	(8 << TOPA_SIZE_S)
825 #define	TOPA_SIZE_2M	(9 << TOPA_SIZE_S)
826 #define	TOPA_SIZE_4M	(10 << TOPA_SIZE_S)
827 #define	TOPA_SIZE_8M	(11 << TOPA_SIZE_S)
828 #define	TOPA_SIZE_16M	(12 << TOPA_SIZE_S)
829 #define	TOPA_SIZE_32M	(13 << TOPA_SIZE_S)
830 #define	TOPA_SIZE_64M	(14 << TOPA_SIZE_S)
831 #define	TOPA_SIZE_128M	(15 << TOPA_SIZE_S)
832 #define	TOPA_STOP	(1 << 4)
833 #define	TOPA_INT	(1 << 2)
834 #define	TOPA_END	(1 << 0)
835 
836 /*
837  *  Intel Hardware Feedback Interface / Thread Director MSRs
838  */
839 #define	MSR_IA32_HW_FEEDBACK_PTR		0x17d0
840 #define	MSR_IA32_HW_FEEDBACK_CONFIG		0x17d1
841 #define	MSR_IA32_THREAD_FEEDBACK_CHAR		0x17d2
842 #define	MSR_IA32_HW_FEEDBACK_THREAD_CONFIG	0x17d4
843 
844 /*
845  * Constants related to MSR's.
846  */
847 #define	APICBASE_RESERVED	0x000002ff
848 #define	APICBASE_BSP		0x00000100
849 #define	APICBASE_X2APIC		0x00000400
850 #define	APICBASE_ENABLED	0x00000800
851 #define	APICBASE_ADDRESS	0xfffff000
852 
853 /* MSR_IA32_FEATURE_CONTROL related */
854 #define	IA32_FEATURE_CONTROL_LOCK	0x01	/* lock bit */
855 #define	IA32_FEATURE_CONTROL_SMX_EN	0x02	/* enable VMX inside SMX */
856 #define	IA32_FEATURE_CONTROL_VMX_EN	0x04	/* enable VMX outside SMX */
857 #define	IA32_FEATURE_CONTROL_LMCE_EN	0x100000 /* enable local MCE */
858 
859 /* MSR IA32_MISC_ENABLE */
860 #define	IA32_MISC_EN_FASTSTR	0x0000000000000001ULL
861 #define	IA32_MISC_EN_ATCCE	0x0000000000000008ULL
862 #define	IA32_MISC_EN_PERFMON	0x0000000000000080ULL
863 #define	IA32_MISC_EN_PEBSU	0x0000000000001000ULL
864 #define	IA32_MISC_EN_ESSTE	0x0000000000010000ULL
865 #define	IA32_MISC_EN_MONE	0x0000000000040000ULL
866 #define	IA32_MISC_EN_LIMCPUID	0x0000000000400000ULL
867 #define	IA32_MISC_EN_xTPRD	0x0000000000800000ULL
868 #define	IA32_MISC_EN_XDD	0x0000000400000000ULL
869 
870 /*
871  * IA32_SPEC_CTRL and IA32_PRED_CMD MSRs are described in the Intel'
872  * document 336996-001 Speculative Execution Side Channel Mitigations.
873  *
874  * AMD uses the same MSRs and bit definitions, as described in 111006-B
875  * "Indirect Branch Control Extension" and 124441 "Speculative Store Bypass
876  * Disable."
877  */
878 /* MSR IA32_SPEC_CTRL */
879 #define	IA32_SPEC_CTRL_IBRS	0x00000001
880 #define	IA32_SPEC_CTRL_STIBP	0x00000002
881 #define	IA32_SPEC_CTRL_SSBD	0x00000004
882 
883 /* MSR IA32_PRED_CMD */
884 #define	IA32_PRED_CMD_IBPB_BARRIER	0x0000000000000001ULL
885 
886 /* MSR IA32_FLUSH_CMD */
887 #define	IA32_FLUSH_CMD_L1D	0x00000001
888 
889 /* MSR IA32_MCU_OPT_CTRL */
890 #define	IA32_RNGDS_MITG_DIS	0x00000001
891 
892 /* MSR IA32_HWP_CAPABILITIES */
893 #define	IA32_HWP_CAPABILITIES_HIGHEST_PERFORMANCE(x)	(((x) >> 0) & 0xff)
894 #define	IA32_HWP_CAPABILITIES_GUARANTEED_PERFORMANCE(x)	(((x) >> 8) & 0xff)
895 #define	IA32_HWP_CAPABILITIES_EFFICIENT_PERFORMANCE(x)	(((x) >> 16) & 0xff)
896 #define	IA32_HWP_CAPABILITIES_LOWEST_PERFORMANCE(x)	(((x) >> 24) & 0xff)
897 
898 /* MSR IA32_HWP_REQUEST */
899 #define	IA32_HWP_REQUEST_MINIMUM_VALID			(1ULL << 63)
900 #define	IA32_HWP_REQUEST_MAXIMUM_VALID			(1ULL << 62)
901 #define	IA32_HWP_REQUEST_DESIRED_VALID			(1ULL << 61)
902 #define	IA32_HWP_REQUEST_EPP_VALID 			(1ULL << 60)
903 #define	IA32_HWP_REQUEST_ACTIVITY_WINDOW_VALID		(1ULL << 59)
904 #define	IA32_HWP_REQUEST_PACKAGE_CONTROL		(1ULL << 42)
905 #define	IA32_HWP_ACTIVITY_WINDOW			(0x3ffULL << 32)
906 #define	IA32_HWP_REQUEST_ENERGY_PERFORMANCE_PREFERENCE	(0xffULL << 24)
907 #define	IA32_HWP_DESIRED_PERFORMANCE			(0xffULL << 16)
908 #define	IA32_HWP_REQUEST_MAXIMUM_PERFORMANCE		(0xffULL << 8)
909 #define	IA32_HWP_MINIMUM_PERFORMANCE			(0xffULL << 0)
910 
911 /* MSR IA32_ENERGY_PERF_BIAS */
912 #define	IA32_ENERGY_PERF_BIAS_POLICY_HINT_MASK		(0xfULL << 0)
913 
914 /* MSR IA32_HW_FEEDBACK_PTR */
915 #define	IA32_HW_FEEDBACK_PTR_ENABLE			(0x1ULL << 0)
916 
917 /* MSR IA32_HW_FEEDBACK_CONFIG */
918 #define	IA32_HW_FEEDBACK_CONFIG_EN_HFI			(0x1ULL << 0)
919 #define	IA32_HW_FEEDBACK_CONFIG_EN_THDIR		(0x1ULL << 1)
920 
921 /* MSR IA32_PKG_THERM_STATUS */
922 #define	IA32_PKG_THERM_STATUS_HFI_UPDATED		(0x1ULL << 26)
923 
924 /* MSR IA32_PKG_THERM_INTERRUPT */
925 #define	IA32_PKG_THERM_INTERRUPT_HFI_ENABLE		(0x1ULL << 25)
926 
927 /*
928  * PAT modes.
929  */
930 #define	PAT_UNCACHEABLE		0x00
931 #define	PAT_WRITE_COMBINING	0x01
932 #define	PAT_WRITE_THROUGH	0x04
933 #define	PAT_WRITE_PROTECTED	0x05
934 #define	PAT_WRITE_BACK		0x06
935 #define	PAT_UNCACHED		0x07
936 #define	PAT_VALUE(i, m)		((long long)(m) << (8 * (i)))
937 #define	PAT_MASK(i)		PAT_VALUE(i, 0xff)
938 
939 /*
940  * Constants related to MTRRs
941  */
942 #define	MTRR_UNCACHEABLE	0x00
943 #define	MTRR_WRITE_COMBINING	0x01
944 #define	MTRR_WRITE_THROUGH	0x04
945 #define	MTRR_WRITE_PROTECTED	0x05
946 #define	MTRR_WRITE_BACK		0x06
947 #define	MTRR_N64K		8	/* numbers of fixed-size entries */
948 #define	MTRR_N16K		16
949 #define	MTRR_N4K		64
950 #define	MTRR_CAP_WC		0x0000000000000400
951 #define	MTRR_CAP_FIXED		0x0000000000000100
952 #define	MTRR_CAP_VCNT		0x00000000000000ff
953 #define	MTRR_DEF_ENABLE		0x0000000000000800
954 #define	MTRR_DEF_FIXED_ENABLE	0x0000000000000400
955 #define	MTRR_DEF_TYPE		0x00000000000000ff
956 #define	MTRR_PHYSBASE_PHYSBASE	0x000ffffffffff000
957 #define	MTRR_PHYSBASE_TYPE	0x00000000000000ff
958 #define	MTRR_PHYSMASK_PHYSMASK	0x000ffffffffff000
959 #define	MTRR_PHYSMASK_VALID	0x0000000000000800
960 
961 /*
962  * Cyrix configuration registers, accessible as IO ports.
963  */
964 #define	CCR0			0xc0	/* Configuration control register 0 */
965 #define	CCR0_NC0		0x01	/* First 64K of each 1M memory region is
966 								   non-cacheable */
967 #define	CCR0_NC1		0x02	/* 640K-1M region is non-cacheable */
968 #define	CCR0_A20M		0x04	/* Enables A20M# input pin */
969 #define	CCR0_KEN		0x08	/* Enables KEN# input pin */
970 #define	CCR0_FLUSH		0x10	/* Enables FLUSH# input pin */
971 #define	CCR0_BARB		0x20	/* Flushes internal cache when entering hold
972 								   state */
973 #define	CCR0_CO			0x40	/* Cache org: 1=direct mapped, 0=2x set
974 								   assoc */
975 #define	CCR0_SUSPEND	0x80	/* Enables SUSP# and SUSPA# pins */
976 
977 #define	CCR1			0xc1	/* Configuration control register 1 */
978 #define	CCR1_RPL		0x01	/* Enables RPLSET and RPLVAL# pins */
979 #define	CCR1_SMI		0x02	/* Enables SMM pins */
980 #define	CCR1_SMAC		0x04	/* System management memory access */
981 #define	CCR1_MMAC		0x08	/* Main memory access */
982 #define	CCR1_NO_LOCK	0x10	/* Negate LOCK# */
983 #define	CCR1_SM3		0x80	/* SMM address space address region 3 */
984 
985 #define	CCR2			0xc2
986 #define	CCR2_WB			0x02	/* Enables WB cache interface pins */
987 #define	CCR2_SADS		0x02	/* Slow ADS */
988 #define	CCR2_LOCK_NW	0x04	/* LOCK NW Bit */
989 #define	CCR2_SUSP_HLT	0x08	/* Suspend on HALT */
990 #define	CCR2_WT1		0x10	/* WT region 1 */
991 #define	CCR2_WPR1		0x10	/* Write-protect region 1 */
992 #define	CCR2_BARB		0x20	/* Flushes write-back cache when entering
993 								   hold state. */
994 #define	CCR2_BWRT		0x40	/* Enables burst write cycles */
995 #define	CCR2_USE_SUSP	0x80	/* Enables suspend pins */
996 
997 #define	CCR3			0xc3
998 #define	CCR3_SMILOCK	0x01	/* SMM register lock */
999 #define	CCR3_NMI		0x02	/* Enables NMI during SMM */
1000 #define	CCR3_LINBRST	0x04	/* Linear address burst cycles */
1001 #define	CCR3_SMMMODE	0x08	/* SMM Mode */
1002 #define	CCR3_MAPEN0		0x10	/* Enables Map0 */
1003 #define	CCR3_MAPEN1		0x20	/* Enables Map1 */
1004 #define	CCR3_MAPEN2		0x40	/* Enables Map2 */
1005 #define	CCR3_MAPEN3		0x80	/* Enables Map3 */
1006 
1007 #define	CCR4			0xe8
1008 #define	CCR4_IOMASK		0x07
1009 #define	CCR4_MEM		0x08	/* Enables memory bypassing */
1010 #define	CCR4_DTE		0x10	/* Enables directory table entry cache */
1011 #define	CCR4_FASTFPE	0x20	/* Fast FPU exception */
1012 #define	CCR4_CPUID		0x80	/* Enables CPUID instruction */
1013 
1014 #define	CCR5			0xe9
1015 #define	CCR5_WT_ALLOC	0x01	/* Write-through allocate */
1016 #define	CCR5_SLOP		0x02	/* LOOP instruction slowed down */
1017 #define	CCR5_LBR1		0x10	/* Local bus region 1 */
1018 #define	CCR5_ARREN		0x20	/* Enables ARR region */
1019 
1020 #define	CCR6			0xea
1021 
1022 #define	CCR7			0xeb
1023 
1024 /* Performance Control Register (5x86 only). */
1025 #define	PCR0			0x20
1026 #define	PCR0_RSTK		0x01	/* Enables return stack */
1027 #define	PCR0_BTB		0x02	/* Enables branch target buffer */
1028 #define	PCR0_LOOP		0x04	/* Enables loop */
1029 #define	PCR0_AIS		0x08	/* Enables all instructions stalled to
1030 								   serialize pipe. */
1031 #define	PCR0_MLR		0x10	/* Enables reordering of misaligned loads */
1032 #define	PCR0_BTBRT		0x40	/* Enables BTB test register. */
1033 #define	PCR0_LSSER		0x80	/* Disable reorder */
1034 
1035 /* Device Identification Registers */
1036 #define	DIR0			0xfe
1037 #define	DIR1			0xff
1038 
1039 /*
1040  * Machine Check register constants.
1041  */
1042 #define	MCG_CAP_COUNT		0x000000ff
1043 #define	MCG_CAP_CTL_P		0x00000100
1044 #define	MCG_CAP_EXT_P		0x00000200
1045 #define	MCG_CAP_CMCI_P		0x00000400
1046 #define	MCG_CAP_TES_P		0x00000800
1047 #define	MCG_CAP_EXT_CNT		0x00ff0000
1048 #define	MCG_CAP_SER_P		0x01000000
1049 #define	MCG_CAP_EMC_P		0x02000000
1050 #define	MCG_CAP_ELOG_P		0x04000000
1051 #define	MCG_CAP_LMCE_P		0x08000000
1052 #define	MCG_STATUS_RIPV		0x00000001
1053 #define	MCG_STATUS_EIPV		0x00000002
1054 #define	MCG_STATUS_MCIP		0x00000004
1055 #define	MCG_STATUS_LMCS		0x00000008		/* if MCG_CAP_LMCE_P */
1056 #define	MCG_CTL_ENABLE		0xffffffffffffffff
1057 #define	MCG_CTL_DISABLE		0x0000000000000000
1058 #define	MSR_MC_CTL(x)		(MSR_MC0_CTL + (x) * 4)
1059 #define	MSR_MC_STATUS(x)	(MSR_MC0_STATUS + (x) * 4)
1060 #define	MSR_MC_ADDR(x)		(MSR_MC0_ADDR + (x) * 4)
1061 #define	MSR_MC_MISC(x)		(MSR_MC0_MISC + (x) * 4)
1062 #define	MSR_MC_CTL2(x)		(MSR_MC0_CTL2 + (x))	/* If MCG_CAP_CMCI_P */
1063 #define	MC_STATUS_MCA_ERROR	0x000000000000ffff
1064 #define	MC_STATUS_MODEL_ERROR	0x00000000ffff0000
1065 #define	MC_STATUS_OTHER_INFO	0x01ffffff00000000
1066 #define	MC_STATUS_COR_COUNT	0x001fffc000000000	/* If MCG_CAP_CMCI_P */
1067 #define	MC_STATUS_TES_STATUS	0x0060000000000000	/* If MCG_CAP_TES_P */
1068 #define	MC_STATUS_AR		0x0080000000000000	/* If MCG_CAP_TES_P */
1069 #define	MC_STATUS_S		0x0100000000000000	/* If MCG_CAP_TES_P */
1070 #define	MC_STATUS_PCC		0x0200000000000000
1071 #define	MC_STATUS_ADDRV		0x0400000000000000
1072 #define	MC_STATUS_MISCV		0x0800000000000000
1073 #define	MC_STATUS_EN		0x1000000000000000
1074 #define	MC_STATUS_UC		0x2000000000000000
1075 #define	MC_STATUS_OVER		0x4000000000000000
1076 #define	MC_STATUS_VAL		0x8000000000000000
1077 #define	MC_MISC_RA_LSB		0x000000000000003f	/* If MCG_CAP_SER_P */
1078 #define	MC_MISC_ADDRESS_MODE	0x00000000000001c0	/* If MCG_CAP_SER_P */
1079 #define	MC_MISC_PCIE_RID	0x00000000ffff0000
1080 #define	MC_MISC_PCIE_FUNC	0x0000000000070000
1081 #define	MC_MISC_PCIE_SLOT	0x0000000000f80000
1082 #define	MC_MISC_PCIE_BUS	0x00000000ff000000
1083 #define	MC_MISC_PCIE_SEG	0x000000ff00000000
1084 #define	MC_CTL2_THRESHOLD	0x0000000000007fff
1085 #define	MC_CTL2_CMCI_EN		0x0000000040000000
1086 #define	MC_AMDNB_BANK		4
1087 #define	MC_MISC_AMD_VAL		0x8000000000000000	/* Counter presence valid */
1088 #define	MC_MISC_AMD_CNTP	0x4000000000000000	/* Counter present */
1089 #define	MC_MISC_AMD_LOCK	0x2000000000000000	/* Register locked */
1090 #define	MC_MISC_AMD_INTP	0x1000000000000000	/* Int. type can generate interrupts */
1091 #define	MC_MISC_AMD_LVT_MASK	0x00f0000000000000	/* Extended LVT offset */
1092 #define	MC_MISC_AMD_LVT_SHIFT	52
1093 #define	MC_MISC_AMD_CNTEN	0x0008000000000000	/* Counter enabled */
1094 #define	MC_MISC_AMD_INT_MASK	0x0006000000000000	/* Interrupt type */
1095 #define	MC_MISC_AMD_INT_LVT	0x0002000000000000	/* Interrupt via Extended LVT */
1096 #define	MC_MISC_AMD_INT_SMI	0x0004000000000000	/* SMI */
1097 #define	MC_MISC_AMD_OVERFLOW	0x0001000000000000	/* Counter overflow */
1098 #define	MC_MISC_AMD_CNT_MASK	0x00000fff00000000	/* Counter value */
1099 #define	MC_MISC_AMD_CNT_SHIFT	32
1100 #define	MC_MISC_AMD_CNT_MAX	0xfff
1101 #define	MC_MISC_AMD_PTR_MASK	0x00000000ff000000	/* Pointer to additional registers */
1102 #define	MC_MISC_AMD_PTR_SHIFT	24
1103 
1104 /* AMD Scalable MCA */
1105 #define MSR_SMCA_MC0_CTL          0xc0002000
1106 #define MSR_SMCA_MC0_STATUS       0xc0002001
1107 #define MSR_SMCA_MC0_ADDR         0xc0002002
1108 #define MSR_SMCA_MC0_MISC0        0xc0002003
1109 #define MSR_SMCA_MC_CTL(x)       (MSR_SMCA_MC0_CTL + 0x10 * (x))
1110 #define MSR_SMCA_MC_STATUS(x)    (MSR_SMCA_MC0_STATUS + 0x10 * (x))
1111 #define MSR_SMCA_MC_ADDR(x)      (MSR_SMCA_MC0_ADDR + 0x10 * (x))
1112 #define MSR_SMCA_MC_MISC(x)      (MSR_SMCA_MC0_MISC0 + 0x10 * (x))
1113 
1114 /*
1115  * The following four 3-byte registers control the non-cacheable regions.
1116  * These registers must be written as three separate bytes.
1117  *
1118  * NCRx+0: A31-A24 of starting address
1119  * NCRx+1: A23-A16 of starting address
1120  * NCRx+2: A15-A12 of starting address | NCR_SIZE_xx.
1121  *
1122  * The non-cacheable region's starting address must be aligned to the
1123  * size indicated by the NCR_SIZE_xx field.
1124  */
1125 #define	NCR1	0xc4
1126 #define	NCR2	0xc7
1127 #define	NCR3	0xca
1128 #define	NCR4	0xcd
1129 
1130 #define	NCR_SIZE_0K	0
1131 #define	NCR_SIZE_4K	1
1132 #define	NCR_SIZE_8K	2
1133 #define	NCR_SIZE_16K	3
1134 #define	NCR_SIZE_32K	4
1135 #define	NCR_SIZE_64K	5
1136 #define	NCR_SIZE_128K	6
1137 #define	NCR_SIZE_256K	7
1138 #define	NCR_SIZE_512K	8
1139 #define	NCR_SIZE_1M	9
1140 #define	NCR_SIZE_2M	10
1141 #define	NCR_SIZE_4M	11
1142 #define	NCR_SIZE_8M	12
1143 #define	NCR_SIZE_16M	13
1144 #define	NCR_SIZE_32M	14
1145 #define	NCR_SIZE_4G	15
1146 
1147 /*
1148  * The address region registers are used to specify the location and
1149  * size for the eight address regions.
1150  *
1151  * ARRx + 0: A31-A24 of start address
1152  * ARRx + 1: A23-A16 of start address
1153  * ARRx + 2: A15-A12 of start address | ARR_SIZE_xx
1154  */
1155 #define	ARR0	0xc4
1156 #define	ARR1	0xc7
1157 #define	ARR2	0xca
1158 #define	ARR3	0xcd
1159 #define	ARR4	0xd0
1160 #define	ARR5	0xd3
1161 #define	ARR6	0xd6
1162 #define	ARR7	0xd9
1163 
1164 #define	ARR_SIZE_0K		0
1165 #define	ARR_SIZE_4K		1
1166 #define	ARR_SIZE_8K		2
1167 #define	ARR_SIZE_16K	3
1168 #define	ARR_SIZE_32K	4
1169 #define	ARR_SIZE_64K	5
1170 #define	ARR_SIZE_128K	6
1171 #define	ARR_SIZE_256K	7
1172 #define	ARR_SIZE_512K	8
1173 #define	ARR_SIZE_1M		9
1174 #define	ARR_SIZE_2M		10
1175 #define	ARR_SIZE_4M		11
1176 #define	ARR_SIZE_8M		12
1177 #define	ARR_SIZE_16M	13
1178 #define	ARR_SIZE_32M	14
1179 #define	ARR_SIZE_4G		15
1180 
1181 /*
1182  * The region control registers specify the attributes associated with
1183  * the ARRx address regions.
1184  */
1185 #define	RCR0	0xdc
1186 #define	RCR1	0xdd
1187 #define	RCR2	0xde
1188 #define	RCR3	0xdf
1189 #define	RCR4	0xe0
1190 #define	RCR5	0xe1
1191 #define	RCR6	0xe2
1192 #define	RCR7	0xe3
1193 
1194 #define	RCR_RCD	0x01	/* Disables caching for ARRx (x = 0-6). */
1195 #define	RCR_RCE	0x01	/* Enables caching for ARR7. */
1196 #define	RCR_WWO	0x02	/* Weak write ordering. */
1197 #define	RCR_WL	0x04	/* Weak locking. */
1198 #define	RCR_WG	0x08	/* Write gathering. */
1199 #define	RCR_WT	0x10	/* Write-through. */
1200 #define	RCR_NLB	0x20	/* LBA# pin is not asserted. */
1201 
1202 /* AMD Write Allocate Top-Of-Memory and Control Register */
1203 #define	AMD_WT_ALLOC_TME	0x40000	/* top-of-memory enable */
1204 #define	AMD_WT_ALLOC_PRE	0x20000	/* programmable range enable */
1205 #define	AMD_WT_ALLOC_FRE	0x10000	/* fixed (A0000-FFFFF) range enable */
1206 
1207 /* AMD64 MSR's */
1208 #define	MSR_EFER	0xc0000080	/* extended features */
1209 #define	MSR_STAR	0xc0000081	/* legacy mode SYSCALL target/cs/ss */
1210 #define	MSR_LSTAR	0xc0000082	/* long mode SYSCALL target rip */
1211 #define	MSR_CSTAR	0xc0000083	/* compat mode SYSCALL target rip */
1212 #define	MSR_SF_MASK	0xc0000084	/* syscall flags mask */
1213 #define	MSR_FSBASE	0xc0000100	/* base address of the %fs "segment" */
1214 #define	MSR_GSBASE	0xc0000101	/* base address of the %gs "segment" */
1215 #define	MSR_KGSBASE	0xc0000102	/* base address of the kernel %gs */
1216 #define	MSR_TSC_AUX	0xc0000103
1217 #define	MSR_PERFEVSEL0	0xc0010000
1218 #define	MSR_PERFEVSEL1	0xc0010001
1219 #define	MSR_PERFEVSEL2	0xc0010002
1220 #define	MSR_PERFEVSEL3	0xc0010003
1221 #define	MSR_K7_PERFCTR0	0xc0010004
1222 #define	MSR_K7_PERFCTR1	0xc0010005
1223 #define	MSR_K7_PERFCTR2	0xc0010006
1224 #define	MSR_K7_PERFCTR3	0xc0010007
1225 #define	MSR_SYSCFG	0xc0010010
1226 #define	MSR_HWCR	0xc0010015
1227 #define	MSR_IORRBASE0	0xc0010016
1228 #define	MSR_IORRMASK0	0xc0010017
1229 #define	MSR_IORRBASE1	0xc0010018
1230 #define	MSR_IORRMASK1	0xc0010019
1231 #define	MSR_TOP_MEM	0xc001001a	/* boundary for ram below 4G */
1232 #define	MSR_TOP_MEM2	0xc001001d	/* boundary for ram above 4G */
1233 #define	MSR_NB_CFG1	0xc001001f	/* NB configuration 1 */
1234 #define	MSR_K8_UCODE_UPDATE 0xc0010020	/* update microcode */
1235 #define	MSR_MC0_CTL_MASK 0xc0010044
1236 #define	MSR_AMDK8_IPM	0xc0010055
1237 #define	MSR_P_STATE_LIMIT 0xc0010061	/* P-state Current Limit Register */
1238 #define	MSR_P_STATE_CONTROL 0xc0010062	/* P-state Control Register */
1239 #define	MSR_P_STATE_STATUS 0xc0010063	/* P-state Status Register */
1240 #define	MSR_P_STATE_CONFIG(n) (0xc0010064 + (n)) /* P-state Config */
1241 #define	MSR_SMM_ADDR	0xc0010112	/* SMM TSEG base address */
1242 #define	MSR_SMM_MASK	0xc0010113	/* SMM TSEG address mask */
1243 #define	MSR_VM_CR	0xc0010114	/* SVM: feature control */
1244 #define	MSR_VM_HSAVE_PA 0xc0010117	/* SVM: host save area address */
1245 #define	MSR_AMD_CPUID07	0xc0011002	/* CPUID 07 %ebx override */
1246 #define	MSR_EXTFEATURES	0xc0011005	/* Extended CPUID Features override */
1247 #define	MSR_LS_CFG	0xc0011020
1248 #define	MSR_IC_CFG	0xc0011021	/* Instruction Cache Configuration */
1249 #define	MSR_DE_CFG	0xc0011029	/* Decode Configuration */
1250 
1251 /* MSR_AMDK8_IPM */
1252 #define	AMDK8_SMIONCMPHALT	(1ULL << 27)
1253 #define	AMDK8_C1EONCMPHALT	(1ULL << 28)
1254 
1255 /* MSR_VM_CR related */
1256 #define	VM_CR_SVMDIS		0x10	/* SVM: disabled by BIOS */
1257 
1258 /* MSR_DE_CFG */
1259 #define DE_CFG_10H_12H_STACK_POINTER_JUMP_FIX_BIT	0x1
1260 #define DE_CFG_ZEN_LOAD_STALE_DATA_FIX_BIT		0x2000
1261 #define DE_CFG_ZEN2_FP_BACKUP_FIX_BIT			0x200
1262 
1263 /* VIA ACE crypto featureset: for via_feature_rng */
1264 #define	VIA_HAS_RNG		1	/* cpu has RNG */
1265 
1266 /* VIA ACE crypto featureset: for via_feature_xcrypt */
1267 #define	VIA_HAS_AES		1	/* cpu has AES */
1268 #define	VIA_HAS_SHA		2	/* cpu has SHA1 & SHA256 */
1269 #define	VIA_HAS_MM		4	/* cpu has RSA instructions */
1270 #define	VIA_HAS_AESCTR		8	/* cpu has AES-CTR instructions */
1271 
1272 /* Centaur Extended Feature flags */
1273 #define	VIA_CPUID_HAS_RNG	0x000004
1274 #define	VIA_CPUID_DO_RNG	0x000008
1275 #define	VIA_CPUID_HAS_ACE	0x000040
1276 #define	VIA_CPUID_DO_ACE	0x000080
1277 #define	VIA_CPUID_HAS_ACE2	0x000100
1278 #define	VIA_CPUID_DO_ACE2	0x000200
1279 #define	VIA_CPUID_HAS_PHE	0x000400
1280 #define	VIA_CPUID_DO_PHE	0x000800
1281 #define	VIA_CPUID_HAS_PMM	0x001000
1282 #define	VIA_CPUID_DO_PMM	0x002000
1283 
1284 /* VIA ACE xcrypt-* instruction context control options */
1285 #define	VIA_CRYPT_CWLO_ROUND_M		0x0000000f
1286 #define	VIA_CRYPT_CWLO_ALG_M		0x00000070
1287 #define	VIA_CRYPT_CWLO_ALG_AES		0x00000000
1288 #define	VIA_CRYPT_CWLO_KEYGEN_M		0x00000080
1289 #define	VIA_CRYPT_CWLO_KEYGEN_HW	0x00000000
1290 #define	VIA_CRYPT_CWLO_KEYGEN_SW	0x00000080
1291 #define	VIA_CRYPT_CWLO_NORMAL		0x00000000
1292 #define	VIA_CRYPT_CWLO_INTERMEDIATE	0x00000100
1293 #define	VIA_CRYPT_CWLO_ENCRYPT		0x00000000
1294 #define	VIA_CRYPT_CWLO_DECRYPT		0x00000200
1295 #define	VIA_CRYPT_CWLO_KEY128		0x0000000a	/* 128bit, 10 rds */
1296 #define	VIA_CRYPT_CWLO_KEY192		0x0000040c	/* 192bit, 12 rds */
1297 #define	VIA_CRYPT_CWLO_KEY256		0x0000080e	/* 256bit, 15 rds */
1298 
1299 #endif /* !_MACHINE_SPECIALREG_H_ */
1300