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specialreg.h revision 1.129
      1 /*	$NetBSD: specialreg.h,v 1.129 2018/08/07 10:50:12 maxv Exp $	*/
      2 
      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  *	@(#)specialreg.h	7.1 (Berkeley) 5/9/91
     32  */
     33 
     34 /*
     35  * Bits in 386 special registers:
     36  */
     37 #define CR0_PE	0x00000001	/* Protected mode Enable */
     38 #define CR0_MP	0x00000002	/* "Math" Present (NPX or NPX emulator) */
     39 #define CR0_EM	0x00000004	/* EMulate non-NPX coproc. (trap ESC only) */
     40 #define CR0_TS	0x00000008	/* Task Switched (if MP, trap ESC and WAIT) */
     41 #define CR0_ET	0x00000010	/* Extension Type (387 (if set) vs 287) */
     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 PG_RW in all modes) */
     49 #define CR0_AM	0x00040000	/* Alignment Mask (set to enable AC flag) */
     50 #define CR0_NW	0x20000000	/* Not Write-through */
     51 #define CR0_CD	0x40000000	/* Cache Disable */
     52 
     53 /*
     54  * Cyrix 486 DLC special registers, accessible as IO ports.
     55  */
     56 #define CCR0	0xc0		/* configuration control register 0 */
     57 #define CCR0_NC0	0x01	/* first 64K of each 1M memory region is non-cacheable */
     58 #define CCR0_NC1	0x02	/* 640K-1M region is non-cacheable */
     59 #define CCR0_A20M	0x04	/* enables A20M# input pin */
     60 #define CCR0_KEN	0x08	/* enables KEN# input pin */
     61 #define CCR0_FLUSH	0x10	/* enables FLUSH# input pin */
     62 #define CCR0_BARB	0x20	/* flushes internal cache when entering hold state */
     63 #define CCR0_CO		0x40	/* cache org: 1=direct mapped, 0=2x set assoc */
     64 #define CCR0_SUSPEND	0x80	/* enables SUSP# and SUSPA# pins */
     65 
     66 #define CCR1	0xc1		/* configuration control register 1 */
     67 #define CCR1_RPL	0x01	/* enables RPLSET and RPLVAL# pins */
     68 /* the remaining 7 bits of this register are reserved */
     69 
     70 /*
     71  * bits in the %cr4 control register:
     72  */
     73 #define CR4_VME		0x00000001 /* virtual 8086 mode extension enable */
     74 #define CR4_PVI		0x00000002 /* protected mode virtual interrupt enable */
     75 #define CR4_TSD		0x00000004 /* restrict RDTSC instruction to cpl 0 */
     76 #define CR4_DE		0x00000008 /* debugging extension */
     77 #define CR4_PSE		0x00000010 /* large (4MB) page size enable */
     78 #define CR4_PAE		0x00000020 /* physical address extension enable */
     79 #define CR4_MCE		0x00000040 /* machine check enable */
     80 #define CR4_PGE		0x00000080 /* page global enable */
     81 #define CR4_PCE		0x00000100 /* enable RDPMC instruction for all cpls */
     82 #define CR4_OSFXSR	0x00000200 /* enable fxsave/fxrestor and SSE */
     83 #define CR4_OSXMMEXCPT	0x00000400 /* enable unmasked SSE exceptions */
     84 #define CR4_UMIP	0x00000800 /* user-mode instruction prevention */
     85 #define CR4_VMXE	0x00002000 /* enable VMX operations */
     86 #define CR4_SMXE	0x00004000 /* enable SMX operations */
     87 #define CR4_FSGSBASE	0x00010000 /* enable *FSBASE and *GSBASE instructions */
     88 #define CR4_PCIDE	0x00020000 /* enable Process Context IDentifiers */
     89 #define CR4_OSXSAVE	0x00040000 /* enable xsave and xrestore */
     90 #define CR4_SMEP	0x00100000 /* enable SMEP support */
     91 #define CR4_SMAP	0x00200000 /* enable SMAP support */
     92 #define CR4_PKE		0x00400000 /* protection key enable */
     93 
     94 /*
     95  * Extended Control Register XCR0
     96  */
     97 #define XCR0_X87	0x00000001	/* x87 FPU/MMX state */
     98 #define XCR0_SSE	0x00000002	/* SSE state */
     99 #define XCR0_YMM_Hi128	0x00000004	/* AVX-256 (ymmn registers) */
    100 #define XCR0_BNDREGS	0x00000008	/* Memory protection ext bounds */
    101 #define XCR0_BNDCSR	0x00000010	/* Memory protection ext state */
    102 #define XCR0_Opmask	0x00000020	/* AVX-512 Opmask */
    103 #define XCR0_ZMM_Hi256	0x00000040	/* AVX-512 upper 256 bits low regs */
    104 #define XCR0_Hi16_ZMM	0x00000080	/* AVX-512 512 bits upper registers */
    105 
    106 /*
    107  * Known fpu bits - only these get enabled. The save area is sized for all the
    108  * fields below (max 2680 bytes).
    109  */
    110 #define XCR0_FPU	(XCR0_X87 | XCR0_SSE | XCR0_YMM_Hi128 | \
    111 			XCR0_Opmask | XCR0_ZMM_Hi256 | XCR0_Hi16_ZMM)
    112 
    113 #define XCR0_BND	(XCR0_BNDREGS | XCR0_BNDCSR)
    114 
    115 #define XCR0_FLAGS1	"\20" \
    116 	"\1" "x87"	"\2" "SSE"	"\3" "AVX" \
    117 	"\4" "BNDREGS"	"\5" "BNDCSR" \
    118 	"\6" "Opmask"	"\7" "ZMM_Hi256" "\10" "Hi16_ZMM"
    119 
    120 
    121 /*
    122  * CPUID "features" bits
    123  */
    124 
    125 /* Fn00000001 %edx features */
    126 #define CPUID_FPU	0x00000001	/* processor has an FPU? */
    127 #define CPUID_VME	0x00000002	/* has virtual mode (%cr4's VME/PVI) */
    128 #define CPUID_DE	0x00000004	/* has debugging extension */
    129 #define CPUID_PSE	0x00000008	/* has 4MB page size extension */
    130 #define CPUID_TSC	0x00000010	/* has time stamp counter */
    131 #define CPUID_MSR	0x00000020	/* has model specific registers */
    132 #define CPUID_PAE	0x00000040	/* has phys address extension */
    133 #define CPUID_MCE	0x00000080	/* has machine check exception */
    134 #define CPUID_CX8	0x00000100	/* has CMPXCHG8B instruction */
    135 #define CPUID_APIC	0x00000200	/* has enabled APIC */
    136 #define CPUID_B10	0x00000400	/* reserved, MTRR */
    137 #define CPUID_SEP	0x00000800	/* has SYSENTER/SYSEXIT extension */
    138 #define CPUID_MTRR	0x00001000	/* has memory type range register */
    139 #define CPUID_PGE	0x00002000	/* has page global extension */
    140 #define CPUID_MCA	0x00004000	/* has machine check architecture */
    141 #define CPUID_CMOV	0x00008000	/* has CMOVcc instruction */
    142 #define CPUID_PAT	0x00010000	/* Page Attribute Table */
    143 #define CPUID_PSE36	0x00020000	/* 36-bit PSE */
    144 #define CPUID_PN	0x00040000	/* processor serial number */
    145 #define CPUID_CFLUSH	0x00080000	/* CLFLUSH insn supported */
    146 #define CPUID_B20	0x00100000	/* reserved */
    147 #define CPUID_DS	0x00200000	/* Debug Store */
    148 #define CPUID_ACPI	0x00400000	/* ACPI performance modulation regs */
    149 #define CPUID_MMX	0x00800000	/* MMX supported */
    150 #define CPUID_FXSR	0x01000000	/* fast FP/MMX save/restore */
    151 #define CPUID_SSE	0x02000000	/* streaming SIMD extensions */
    152 #define CPUID_SSE2	0x04000000	/* streaming SIMD extensions #2 */
    153 #define CPUID_SS	0x08000000	/* self-snoop */
    154 #define CPUID_HTT	0x10000000	/* Hyper-Threading Technology */
    155 #define CPUID_TM	0x20000000	/* thermal monitor (TCC) */
    156 #define CPUID_IA64	0x40000000	/* IA-64 architecture */
    157 #define CPUID_SBF	0x80000000	/* signal break on FERR */
    158 
    159 #define CPUID_FLAGS1	"\20" \
    160 	"\1" "FPU"	"\2" "VME"	"\3" "DE"	"\4" "PSE" \
    161 	"\5" "TSC"	"\6" "MSR"	"\7" "PAE"	"\10" "MCE" \
    162 	"\11" "CX8"	"\12" "APIC"	"\13" "B10"	"\14" "SEP" \
    163 	"\15" "MTRR"	"\16" "PGE"	"\17" "MCA"	"\20" "CMOV" \
    164 	"\21" "PAT"	"\22" "PSE36"	"\23" "PN"	"\24" "CLFLUSH" \
    165 	"\25" "B20"	"\26" "DS"	"\27" "ACPI"	"\30" "MMX" \
    166 	"\31" "FXSR"	"\32" "SSE"	"\33" "SSE2"	"\34" "SS" \
    167 	"\35" "HTT"	"\36" "TM"	"\37" "IA64"	"\40" "SBF"
    168 
    169 /* Blacklists of CPUID flags - used to mask certain features */
    170 #ifdef XEN
    171 /* Not on Xen */
    172 #define CPUID_FEAT_BLACKLIST	 (CPUID_PGE|CPUID_PSE|CPUID_MTRR)
    173 #else
    174 #define CPUID_FEAT_BLACKLIST	 0
    175 #endif /* XEN */
    176 
    177 /*
    178  * CPUID "features" bits in Fn00000001 %ecx
    179  */
    180 
    181 #define CPUID2_SSE3	0x00000001	/* Streaming SIMD Extensions 3 */
    182 #define CPUID2_PCLMUL	0x00000002	/* PCLMULQDQ instructions */
    183 #define CPUID2_DTES64	0x00000004	/* 64-bit Debug Trace */
    184 #define CPUID2_MONITOR	0x00000008	/* MONITOR/MWAIT instructions */
    185 #define CPUID2_DS_CPL	0x00000010	/* CPL Qualified Debug Store */
    186 #define CPUID2_VMX	0x00000020	/* Virtual Machine Extensions */
    187 #define CPUID2_SMX	0x00000040	/* Safer Mode Extensions */
    188 #define CPUID2_EST	0x00000080	/* Enhanced SpeedStep Technology */
    189 #define CPUID2_TM2	0x00000100	/* Thermal Monitor 2 */
    190 #define CPUID2_SSSE3	0x00000200	/* Supplemental SSE3 */
    191 #define CPUID2_CID	0x00000400	/* Context ID */
    192 #define CPUID2_SDBG	0x00000800	/* Silicon Debug */
    193 #define CPUID2_FMA	0x00001000	/* has Fused Multiply Add */
    194 #define CPUID2_CX16	0x00002000	/* has CMPXCHG16B instruction */
    195 #define CPUID2_xTPR	0x00004000	/* Task Priority Messages disabled? */
    196 #define CPUID2_PDCM	0x00008000	/* Perf/Debug Capability MSR */
    197 /* bit 16 unused	0x00010000 */
    198 #define CPUID2_PCID	0x00020000	/* Process Context ID */
    199 #define CPUID2_DCA	0x00040000	/* Direct Cache Access */
    200 #define CPUID2_SSE41	0x00080000	/* Streaming SIMD Extensions 4.1 */
    201 #define CPUID2_SSE42	0x00100000	/* Streaming SIMD Extensions 4.2 */
    202 #define CPUID2_X2APIC	0x00200000	/* xAPIC Extensions */
    203 #define CPUID2_MOVBE	0x00400000	/* MOVBE (move after byteswap) */
    204 #define CPUID2_POPCNT	0x00800000	/* popcount instruction available */
    205 #define CPUID2_DEADLINE	0x01000000	/* APIC Timer supports TSC Deadline */
    206 #define CPUID2_AES	0x02000000	/* AES instructions */
    207 #define CPUID2_XSAVE	0x04000000	/* XSAVE instructions */
    208 #define CPUID2_OSXSAVE	0x08000000	/* XGETBV/XSETBV instructions */
    209 #define CPUID2_AVX	0x10000000	/* AVX instructions */
    210 #define CPUID2_F16C	0x20000000	/* half precision conversion */
    211 #define CPUID2_RDRAND	0x40000000	/* RDRAND (hardware random number) */
    212 #define CPUID2_RAZ	0x80000000	/* RAZ. Indicates guest state. */
    213 
    214 #define CPUID2_FLAGS1	"\20" \
    215 	"\1" "SSE3"	"\2" "PCLMULQDQ" "\3" "DTES64"	"\4" "MONITOR" \
    216 	"\5" "DS-CPL"	"\6" "VMX"	"\7" "SMX"	"\10" "EST" \
    217 	"\11" "TM2"	"\12" "SSSE3"	"\13" "CID"	"\14" "SDBG" \
    218 	"\15" "FMA"	"\16" "CX16"	"\17" "xTPR"	"\20" "PDCM" \
    219 	"\21" "B16"	"\22" "PCID"	"\23" "DCA"	"\24" "SSE41" \
    220 	"\25" "SSE42"	"\26" "X2APIC"	"\27" "MOVBE"	"\30" "POPCNT" \
    221 	"\31" "DEADLINE" "\32" "AES"	"\33" "XSAVE"	"\34" "OSXSAVE" \
    222 	"\35" "AVX"	"\36" "F16C"	"\37" "RDRAND"	"\40" "RAZ"
    223 
    224 /* CPUID Fn00000001 %eax */
    225 
    226 #define CPUID_TO_BASEFAMILY(cpuid)	(((cpuid) >> 8) & 0xf)
    227 #define CPUID_TO_BASEMODEL(cpuid)	(((cpuid) >> 4) & 0xf)
    228 #define CPUID_TO_STEPPING(cpuid)	((cpuid) & 0xf)
    229 
    230 /*
    231  * The Extended family bits should only be inspected when CPUID_TO_BASEFAMILY()
    232  * returns 15. They are use to encode family value 16 to 270 (add 15).
    233  * The Extended model bits are the high 4 bits of the model.
    234  * They are only valid for family >= 15 or family 6 (intel, but all amd
    235  * family 6 are documented to return zero bits for them).
    236  */
    237 #define CPUID_TO_EXTFAMILY(cpuid)	(((cpuid) >> 20) & 0xff)
    238 #define CPUID_TO_EXTMODEL(cpuid)	(((cpuid) >> 16) & 0xf)
    239 
    240 /* The macros for the Display Family and the Display Model */
    241 #define CPUID_TO_FAMILY(cpuid)	(CPUID_TO_BASEFAMILY(cpuid)	\
    242 	    + ((CPUID_TO_BASEFAMILY(cpuid) != 0x0f)		\
    243 		? 0 : CPUID_TO_EXTFAMILY(cpuid)))
    244 #define CPUID_TO_MODEL(cpuid)	(CPUID_TO_BASEMODEL(cpuid)	\
    245 	    | ((CPUID_TO_BASEFAMILY(cpuid) != 0x0f)		\
    246 		&& (CPUID_TO_BASEFAMILY(cpuid) != 0x06)		\
    247 		? 0 : (CPUID_TO_EXTMODEL(cpuid) << 4)))
    248 
    249 /* CPUID Fn00000001 %ebx */
    250 #define	CPUID_BRAND_INDEX	__BITS(7,0)
    251 #define	CPUID_CLFLUSH_SIZE	__BITS(15,8)
    252 #define	CPUID_HTT_CORES		__BITS(23,16)
    253 #define	CPUID_LOCAL_APIC_ID	__BITS(31,24)
    254 
    255 /*
    256  * Intel Deterministic Cache Parameter Leaf
    257  * Fn0000_0004
    258  */
    259 
    260 /* %eax */
    261 #define CPUID_DCP_CACHETYPE	__BITS(4, 0)	/* Cache type */
    262 #define CPUID_DCP_CACHETYPE_N	0		/*   NULL */
    263 #define CPUID_DCP_CACHETYPE_D	1		/*   Data cache */
    264 #define CPUID_DCP_CACHETYPE_I	2		/*   Instruction cache */
    265 #define CPUID_DCP_CACHETYPE_U	3		/*   Unified cache */
    266 #define CPUID_DCP_CACHELEVEL	__BITS(7, 5)	/* Cache level (start at 1) */
    267 #define CPUID_DCP_SELFINITCL	__BIT(8)	/* Self initializing cachelvl*/
    268 #define CPUID_DCP_FULLASSOC	__BIT(9)	/* Full associative */
    269 #define CPUID_DCP_SHAREING	__BITS(25, 14)	/* shareing */
    270 #define CPUID_DCP_CORE_P_PKG	__BITS(31, 26)	/* Cores/package */
    271 
    272 /* %ebx */
    273 #define CPUID_DCP_LINESIZE	__BITS(11, 0)	/* System coherency linesize */
    274 #define CPUID_DCP_PARTITIONS	__BITS(21, 12)	/* Physical line partitions */
    275 #define CPUID_DCP_WAYS		__BITS(31, 22)	/* Ways of associativity */
    276 
    277 /* Number of sets: %ecx */
    278 
    279 /* %edx */
    280 #define CPUID_DCP_INVALIDATE	__BIT(0)	/* WB invalidate/invalidate */
    281 #define CPUID_DCP_INCLUSIVE	__BIT(1)	/* Cache inclusiveness */
    282 #define CPUID_DCP_COMPLEX	__BIT(2)	/* Complex cache indexing */
    283 
    284 /*
    285  * Intel Digital Thermal Sensor and
    286  * Power Management, Fn0000_0006 - %eax.
    287  */
    288 #define CPUID_DSPM_DTS	__BIT(0)	/* Digital Thermal Sensor */
    289 #define CPUID_DSPM_IDA	__BIT(1)	/* Intel Dynamic Acceleration */
    290 #define CPUID_DSPM_ARAT	__BIT(2)	/* Always Running APIC Timer */
    291 #define CPUID_DSPM_PLN	__BIT(4)	/* Power Limit Notification */
    292 #define CPUID_DSPM_ECMD	__BIT(5)	/* Clock Modulation Extension */
    293 #define CPUID_DSPM_PTM	__BIT(6)	/* Package Level Thermal Management */
    294 #define CPUID_DSPM_HWP	__BIT(7)	/* HWP */
    295 #define CPUID_DSPM_HWP_NOTIFY __BIT(8)	/* HWP Notification */
    296 #define CPUID_DSPM_HWP_ACTWIN  __BIT(9)	/* HWP Activity Window */
    297 #define CPUID_DSPM_HWP_EPP __BIT(10)	/* HWP Energy Performance Preference */
    298 #define CPUID_DSPM_HWP_PLR __BIT(11)	/* HWP Package Level Request */
    299 #define CPUID_DSPM_HDC	__BIT(13)	/* Hardware Duty Cycling */
    300 #define CPUID_DSPM_TBMT3 __BIT(14)	/* Turbo Boost Max Technology 3.0 */
    301 #define CPUID_DSPM_HWP_CAP    __BIT(15)	/* HWP Capabilities */
    302 #define CPUID_DSPM_HWP_PECI   __BIT(16)	/* HWP PECI override */
    303 #define CPUID_DSPM_HWP_FLEX   __BIT(17)	/* Flexible HWP */
    304 #define CPUID_DSPM_HWP_FAST   __BIT(18)	/* Fast access for IA32_HWP_REQUEST */
    305 #define CPUID_DSPM_HWP_IGNIDL __BIT(20)	/* Ignore Idle Logical Processor HWP */
    306 
    307 #define CPUID_DSPM_FLAGS	"\20" \
    308 	"\1" "DTS"	"\2" "IDA"	"\3" "ARAT" 			\
    309 	"\5" "PLN"	"\6" "ECMD"	"\7" "PTM"	"\10" "HWP"	\
    310 	"\11" "HWP_NOTIFY" "\12" "HWP_ACTWIN" "\13" "HWP_EPP" "\14" "HWP_PLR" \
    311 			"\16" "HDC"	"\17" "TBM3"	"\20" "HWP_CAP" \
    312 	"\21" "HWP_PECI" "\22" "HWP_FLEX" "\23" "HWP_FAST"		\
    313 	"25" "HWP_IGNIDL"
    314 
    315 /*
    316  * Intel Digital Thermal Sensor and
    317  * Power Management, Fn0000_0006 - %ecx.
    318  */
    319 #define CPUID_DSPM_HWF	0x00000001	/* MSR_APERF/MSR_MPERF available */
    320 #define CPUID_DSPM_EPB	0x00000008	/* Energy Performance Bias */
    321 
    322 #define CPUID_DSPM_FLAGS1	"\20" "\1" "HWF" "\4" "EPB"
    323 
    324 /*
    325  * Intel Structured Extended Feature leaf Fn0000_0007
    326  * %eax == 0: Subleaf 0
    327  *	%eax: The Maximum input value for supported subleaf.
    328  *	%ebx: Feature bits.
    329  *	%ecx: Feature bits.
    330  *	%edx: Feature bits.
    331  */
    332 
    333 /* %ebx */
    334 #define CPUID_SEF_FSGSBASE	__BIT(0)  /* {RD,WR}{FS,GS}BASE */
    335 #define CPUID_SEF_TSC_ADJUST	__BIT(1)  /* IA32_TSC_ADJUST MSR support */
    336 #define CPUID_SEF_SGX		__BIT(2)  /* Software Guard Extentions */
    337 #define CPUID_SEF_BMI1		__BIT(3)  /* advanced bit manipulation ext. 1st grp */
    338 #define CPUID_SEF_HLE		__BIT(4)  /* Hardware Lock Elision */
    339 #define CPUID_SEF_AVX2		__BIT(5)  /* Advanced Vector Extensions 2 */
    340 #define CPUID_SEF_FDPEXONLY	__BIT(6)  /* x87FPU Data ptr updated only on x87exp */
    341 #define CPUID_SEF_SMEP		__BIT(7)  /* Supervisor-Mode Excecution Prevention */
    342 #define CPUID_SEF_BMI2		__BIT(8)  /* advanced bit manipulation ext. 2nd grp */
    343 #define CPUID_SEF_ERMS		__BIT(9)  /* Enhanced REP MOVSB/STOSB */
    344 #define CPUID_SEF_INVPCID	__BIT(10) /* INVPCID instruction */
    345 #define CPUID_SEF_RTM		__BIT(11) /* Restricted Transactional Memory */
    346 #define CPUID_SEF_QM		__BIT(12) /* Resource Director Technology Monitoring */
    347 #define CPUID_SEF_FPUCSDS	__BIT(13) /* Deprecate FPU CS and FPU DS values */
    348 #define CPUID_SEF_MPX		__BIT(14) /* Memory Protection Extensions */
    349 #define CPUID_SEF_PQE		__BIT(15) /* Resource Director Technology Allocation */
    350 #define CPUID_SEF_AVX512F	__BIT(16) /* AVX-512 Foundation */
    351 #define CPUID_SEF_AVX512DQ	__BIT(17) /* AVX-512 Double/Quadword */
    352 #define CPUID_SEF_RDSEED	__BIT(18) /* RDSEED instruction */
    353 #define CPUID_SEF_ADX		__BIT(19) /* ADCX/ADOX instructions */
    354 #define CPUID_SEF_SMAP		__BIT(20) /* Supervisor-Mode Access Prevention */
    355 #define CPUID_SEF_AVX512_IFMA	__BIT(21) /* AVX-512 Integer Fused Multiply Add */
    356 #define CPUID_SEF_CLFLUSHOPT	__BIT(23) /* Cache Line FLUSH OPTimized */
    357 #define CPUID_SEF_CLWB		__BIT(24) /* Cache Line Write Back */
    358 #define CPUID_SEF_PT		__BIT(25) /* Processor Trace */
    359 #define CPUID_SEF_AVX512PF	__BIT(26) /* AVX-512 PreFetch */
    360 #define CPUID_SEF_AVX512ER	__BIT(27) /* AVX-512 Exponential and Reciprocal */
    361 #define CPUID_SEF_AVX512CD	__BIT(28) /* AVX-512 Conflict Detection */
    362 #define CPUID_SEF_SHA		__BIT(29) /* SHA Extensions */
    363 #define CPUID_SEF_AVX512BW	__BIT(30) /* AVX-512 Byte and Word */
    364 #define CPUID_SEF_AVX512VL	__BIT(31) /* AVX-512 Vector Length */
    365 
    366 #define CPUID_SEF_FLAGS	"\20" \
    367 	"\1" "FSGSBASE"	"\2" "TSCADJUST" "\3" "SGX"	"\4" "BMI1"	\
    368 	"\5" "HLE"	"\6" "AVX2"	"\7" "FDPEXONLY" "\10" "SMEP"	\
    369 	"\11" "BMI2"	"\12" "ERMS"	"\13" "INVPCID"	"\14" "RTM"	\
    370 	"\15" "QM"	"\16" "FPUCSDS"	"\17" "MPX"    	"\20" "PQE"	\
    371 	"\21" "AVX512F"	"\22" "AVX512DQ" "\23" "RDSEED"	"\24" "ADX"	\
    372 	"\25" "SMAP"	"\26" "AVX512_IFMA"		"\30" "CLFLUSHOPT" \
    373 	"\31" "CLWB"	"\32" "PT"	"\33" "AVX512PF" "\34" "AVX512ER" \
    374 	"\35" "AVX512CD""\36" "SHA"	"\37" "AVX512BW" "\40" "AVX512VL"
    375 
    376 /* %ecx */
    377 #define CPUID_SEF_PREFETCHWT1	__BIT(0)  /* PREFETCHWT1 instruction */
    378 #define CPUID_SEF_AVX512_VBMI	__BIT(1)  /* AVX-512 Vector Byte Manipulation */
    379 #define CPUID_SEF_UMIP		__BIT(2)  /* User-Mode Instruction prevention */
    380 #define CPUID_SEF_PKU		__BIT(3)  /* Protection Keys for User-mode pages */
    381 #define CPUID_SEF_OSPKE		__BIT(4)  /* OS has set CR4.PKE to ena. protec. keys */
    382 #define CPUID_SEF_AVX512_VBMI2	__BIT(6)  /* AVX-512 Vector Byte Manipulation 2 */
    383 #define CPUID_SEF_GFNI		__BIT(8)
    384 #define CPUID_SEF_VAES		__BIT(9)
    385 #define CPUID_SEF_VPCLMULQDQ	__BIT(10)
    386 #define CPUID_SEF_AVX512_VNNI	__BIT(11) /* Vector neural Network Instruction */
    387 #define CPUID_SEF_AVX512_BITALG	__BIT(12)
    388 #define CPUID_SEF_AVX512_VPOPCNTDQ __BIT(14)
    389 #define CPUID_SEF_RDPID		__BIT(22) /* RDPID and IA32_TSC_AUX */
    390 #define CPUID_SEF_SGXLC		__BIT(30) /* SGX Launch Configuration */
    391 
    392 #define CPUID_SEF_FLAGS1	"\20" \
    393 	"\1" "PREFETCHWT1" "\2" "AVX512_VBMI" "\3" "UMIP" "\4" "PKU"	\
    394 	"\5" "OSPKE"			"\7" "AVX512_VBMI2"		\
    395 	"\11" "GFNI"	"\12" "VAES"	"\13" "VPCLMULQDQ" "\14" "AVX512_VNNI"\
    396 	"\15" "AVX512_BITALG"		"\17" "AVX512_VPOPCNTDQ"	\
    397 					"\27" "RDPID"			\
    398 					"\37" "SGXLC"
    399 
    400 /* %edx */
    401 #define CPUID_SEF_AVX512_4VNNIW	__BIT(2)
    402 #define CPUID_SEF_AVX512_4FMAPS	__BIT(3)
    403 #define CPUID_SEF_IBRS		__BIT(26) /* IBRS / IBPB Speculation Control */
    404 #define CPUID_SEF_STIBP		__BIT(27) /* STIBP Speculation Control */
    405 #define CPUID_SEF_ARCH_CAP	__BIT(29) /* IA32_ARCH_CAPABILITIES */
    406 #define CPUID_SEF_SSBD		__BIT(31) /* Speculative Store Bypass Disable */
    407 
    408 #define CPUID_SEF_FLAGS2	"\20" \
    409 				"\3" "AVX512_4VNNIW" "\4" "AVX512_4FMAPS" \
    410 					"\33" "IBRS"	"\34" "STIBP"	\
    411 			"\36" "ARCH_CAP"		"\40" "SSBD"
    412 
    413 /*
    414  * CPUID Processor extended state Enumeration Fn0000000d
    415  *
    416  * %ecx == 0: supported features info:
    417  *	%eax: Valid bits of lower 32bits of XCR0
    418  *	%ebx: Maximum save area size for features enabled in XCR0
    419  *	%ecx: Maximum save area size for all cpu features
    420  *	%edx: Valid bits of upper 32bits of XCR0
    421  *
    422  * %ecx == 1:
    423  *	%eax: Bit 0 => xsaveopt instruction available (sandy bridge onwards)
    424  *	%ebx: Save area size for features enabled by XCR0 | IA32_XSS
    425  *	%ecx: Valid bits of lower 32bits of IA32_XSS
    426  *	%edx: Valid bits of upper 32bits of IA32_XSS
    427  *
    428  * %ecx >= 2: Save area details for XCR0 bit n
    429  *	%eax: size of save area for this feature
    430  *	%ebx: offset of save area for this feature
    431  *	%ecx, %edx: reserved
    432  *	All of %eax, %ebx, %ecx and %edx are zero for unsupported features.
    433  */
    434 
    435 /* %ecx=1 %eax */
    436 #define CPUID_PES1_XSAVEOPT	0x00000001	/* xsaveopt instruction */
    437 #define CPUID_PES1_XSAVEC	0x00000002	/* xsavec & compacted XRSTOR */
    438 #define CPUID_PES1_XGETBV	0x00000004	/* xgetbv with ECX = 1 */
    439 #define CPUID_PES1_XSAVES	0x00000008	/* xsaves/xrstors, IA32_XSS */
    440 
    441 #define CPUID_PES1_FLAGS	"\20" \
    442 	"\1" "XSAVEOPT"	"\2" "XSAVEC"	"\3" "XGETBV"	"\4" "XSAVES"
    443 
    444 /*
    445  * Intel Deterministic Address Translation Parameter Leaf
    446  * Fn0000_0018
    447  */
    448 
    449 /* %ecx=0 %eax __BITS(31, 0): the maximum input value of supported sub-leaf */
    450 
    451 /* %ebx */
    452 #define CPUID_DATP_PGSIZE	__BITS(3, 0)	/* page size */
    453 #define CPUID_DATP_PGSIZE_4KB	__BIT(0)	/* 4KB page support */
    454 #define CPUID_DATP_PGSIZE_2MB	__BIT(1)	/* 2MB page support */
    455 #define CPUID_DATP_PGSIZE_4MB	__BIT(2)	/* 4MB page support */
    456 #define CPUID_DATP_PGSIZE_1GB	__BIT(3)	/* 1GB page support */
    457 #define CPUID_DATP_PARTITIONING	__BITS(10, 8)	/* Partitioning */
    458 #define CPUID_DATP_WAYS		__BITS(31, 16)	/* Ways of associativity */
    459 
    460 /* Number of sets: %ecx */
    461 
    462 /* %edx */
    463 #define CPUID_DATP_TCTYPE	__BITS(4, 0)	/* Translation Cache type */
    464 #define CPUID_DATP_TCTYPE_N	0		/*   NULL (not valid) */
    465 #define CPUID_DATP_TCTYPE_D	1		/*   Data TLB */
    466 #define CPUID_DATP_TCTYPE_I	2		/*   Instruction TLB */
    467 #define CPUID_DATP_TCTYPE_U	3		/*   Unified TLB */
    468 #define CPUID_DATP_TCLEVEL	__BITS(7, 5)	/* TLB level (start at 1) */
    469 #define CPUID_DATP_FULLASSOC	__BIT(8)	/* Full associative */
    470 #define CPUID_DATP_SHAREING	__BITS(25, 14)	/* shareing */
    471 
    472 
    473 /* Intel Fn80000001 extended features - %edx */
    474 #define CPUID_SYSCALL	0x00000800	/* SYSCALL/SYSRET */
    475 #define CPUID_XD	0x00100000	/* Execute Disable (like CPUID_NOX) */
    476 #define CPUID_P1GB	0x04000000	/* 1GB Large Page Support */
    477 #define CPUID_RDTSCP	0x08000000	/* Read TSC Pair Instruction */
    478 #define CPUID_EM64T	0x20000000	/* Intel EM64T */
    479 
    480 #define CPUID_INTEL_EXT_FLAGS	"\20" \
    481 	"\14" "SYSCALL/SYSRET"	"\25" "XD"	"\33" "P1GB" \
    482 	"\34" "RDTSCP"	"\36" "EM64T"
    483 
    484 /* Intel Fn80000001 extended features - %ecx */
    485 #define CPUID_LAHF	0x00000001	/* LAHF/SAHF in IA-32e mode, 64bit sub*/
    486 		/*	0x00000020 */	/* LZCNT. Same as AMD's CPUID_LZCNT */
    487 #define CPUID_PREFETCHW	0x00000100	/* PREFETCHW */
    488 
    489 #define CPUID_INTEL_FLAGS4	"\20"				\
    490 	"\1" "LAHF"	"\02" "B01"	"\03" "B02"		\
    491 			"\06" "LZCNT"				\
    492 	"\11" "PREFETCHW"
    493 
    494 
    495 /* AMD/VIA Fn80000001 extended features - %edx */
    496 /*	CPUID_SYSCALL			   SYSCALL/SYSRET */
    497 #define CPUID_MPC	0x00080000	/* Multiprocessing Capable */
    498 #define CPUID_NOX	0x00100000	/* No Execute Page Protection */
    499 #define CPUID_MMXX	0x00400000	/* AMD MMX Extensions */
    500 /*	CPUID_MMX			   MMX supported */
    501 /*	CPUID_FXSR			   fast FP/MMX save/restore */
    502 #define CPUID_FFXSR	0x02000000	/* FXSAVE/FXSTOR Extensions */
    503 /*	CPUID_P1GB			   1GB Large Page Support */
    504 /*	CPUID_RDTSCP			   Read TSC Pair Instruction */
    505 /*	CPUID_EM64T			   Long mode */
    506 #define CPUID_3DNOW2	0x40000000	/* 3DNow! Instruction Extension */
    507 #define CPUID_3DNOW	0x80000000	/* 3DNow! Instructions */
    508 
    509 #define CPUID_EXT_FLAGS	"\20" \
    510 						"\14" "SYSCALL/SYSRET"	\
    511 							"\24" "MPC"	\
    512 	"\25" "NOX"			"\27" "MMXX"	"\30" "MMX"	\
    513 	"\31" "FXSR"	"\32" "FFXSR"	"\33" "P1GB"	"\34" "RDTSCP"	\
    514 			"\36" "LONG"	"\37" "3DNOW2"	"\40" "3DNOW"
    515 
    516 /* AMD Fn80000001 extended features - %ecx */
    517 /* 	CPUID_LAHF			   LAHF/SAHF instruction */
    518 #define CPUID_CMPLEGACY	0x00000002	/* Compare Legacy */
    519 #define CPUID_SVM	0x00000004	/* Secure Virtual Machine */
    520 #define CPUID_EAPIC	0x00000008	/* Extended APIC space */
    521 #define CPUID_ALTMOVCR0	0x00000010	/* Lock Mov Cr0 */
    522 #define CPUID_LZCNT	0x00000020	/* LZCNT instruction */
    523 #define CPUID_SSE4A	0x00000040	/* SSE4A instruction set */
    524 #define CPUID_MISALIGNSSE 0x00000080	/* Misaligned SSE */
    525 #define CPUID_3DNOWPF	0x00000100	/* 3DNow Prefetch */
    526 #define CPUID_OSVW	0x00000200	/* OS visible workarounds */
    527 #define CPUID_IBS	0x00000400	/* Instruction Based Sampling */
    528 #define CPUID_XOP	0x00000800	/* XOP instruction set */
    529 #define CPUID_SKINIT	0x00001000	/* SKINIT */
    530 #define CPUID_WDT	0x00002000	/* watchdog timer support */
    531 #define CPUID_LWP	0x00008000	/* Light Weight Profiling */
    532 #define CPUID_FMA4	0x00010000	/* FMA4 instructions */
    533 #define CPUID_TCE	0x00020000	/* Translation cache Extension */
    534 #define CPUID_NODEID	0x00080000	/* NodeID MSR available*/
    535 #define CPUID_TBM	0x00200000	/* TBM instructions */
    536 #define CPUID_TOPOEXT	0x00400000	/* cpuid Topology Extension */
    537 #define CPUID_PCEC	0x00800000	/* Perf Ctr Ext Core */
    538 #define CPUID_PCENB	0x01000000	/* Perf Ctr Ext NB */
    539 #define CPUID_SPM	0x02000000	/* Stream Perf Mon */
    540 #define CPUID_DBE	0x04000000	/* Data Breakpoint Extension */
    541 #define CPUID_PTSC	0x08000000	/* PerfTsc */
    542 #define CPUID_L2IPERFC	0x10000000	/* L2I performance counter Extension */
    543 #define CPUID_MWAITX	0x20000000	/* MWAITX/MONITORX support */
    544 
    545 #define CPUID_AMD_FLAGS4	"\20" \
    546 	"\1" "LAHF"	"\2" "CMPLEGACY" "\3" "SVM"	"\4" "EAPIC" \
    547 	"\5" "ALTMOVCR0" "\6" "LZCNT"	"\7" "SSE4A"	"\10" "MISALIGNSSE" \
    548 	"\11" "3DNOWPREFETCH" \
    549 			"\12" "OSVW"	"\13" "IBS"	"\14" "XOP" \
    550 	"\15" "SKINIT"	"\16" "WDT"	"\17" "B14"	"\20" "LWP" \
    551 	"\21" "FMA4"	"\22" "TCE"	"\23" "B18"	"\24" "NodeID" \
    552 	"\25" "B20"	"\26" "TBM"	"\27" "TopoExt"	"\30" "PCExtC" \
    553 	"\31" "PCExtNB"	"\32" "StrmPM"	"\33" "DBExt"	"\34" "PerfTsc" \
    554 	"\35" "L2IPERFC" "\36" "MWAITX"	"\37" "B30"	"\40" "B31"
    555 
    556 /*
    557  * AMD Advanced Power Management
    558  * CPUID Fn8000_0007 %edx
    559  */
    560 #define CPUID_APM_TS	0x00000001	/* Temperature Sensor */
    561 #define CPUID_APM_FID	0x00000002	/* Frequency ID control */
    562 #define CPUID_APM_VID	0x00000004	/* Voltage ID control */
    563 #define CPUID_APM_TTP	0x00000008	/* THERMTRIP (PCI F3xE4 register) */
    564 #define CPUID_APM_HTC	0x00000010	/* Hardware thermal control (HTC) */
    565 #define CPUID_APM_STC	0x00000020	/* Software thermal control (STC) */
    566 #define CPUID_APM_100	0x00000040	/* 100MHz multiplier control */
    567 #define CPUID_APM_HWP	0x00000080	/* HW P-State control */
    568 #define CPUID_APM_TSC	0x00000100	/* TSC invariant */
    569 #define CPUID_APM_CPB	0x00000200	/* Core performance boost */
    570 #define CPUID_APM_EFF	0x00000400	/* Effective Frequency (read-only) */
    571 
    572 #define CPUID_APM_FLAGS		"\20" \
    573 	"\1" "TS"	"\2" "FID"	"\3" "VID"	"\4" "TTP" \
    574 	"\5" "HTC"	"\6" "STC"	"\7" "100"	"\10" "HWP" \
    575 	"\11" "TSC"	"\12" "CPB"	"\13" "EffFreq"	"\14" "B11" \
    576 	"\15" "B12"
    577 
    578 /* AMD Fn8000000a %edx features (SVM features) */
    579 #define CPUID_AMD_SVM_NP		0x00000001
    580 #define CPUID_AMD_SVM_LbrVirt		0x00000002
    581 #define CPUID_AMD_SVM_SVML		0x00000004
    582 #define CPUID_AMD_SVM_NRIPS		0x00000008
    583 #define CPUID_AMD_SVM_TSCRateCtrl	0x00000010
    584 #define CPUID_AMD_SVM_VMCBCleanBits	0x00000020
    585 #define CPUID_AMD_SVM_FlushByASID	0x00000040
    586 #define CPUID_AMD_SVM_DecodeAssist	0x00000080
    587 #define CPUID_AMD_SVM_PauseFilter	0x00000400
    588 #define CPUID_AMD_SVM_PFThreshold	0x0x001000 /* PAUSE filter threshold */
    589 #define CPUID_AMD_SVM_AVIC		0x00002000 /* AMD Virtual intr. ctrl */
    590 #define CPUID_AMD_SVM_V_VMSAVE_VMLOAD	0x00008000 /* Virtual VM{SAVE/LOAD} */
    591 #define CPUID_AMD_SVM_vGIF		0x00010000 /* Virtualized GIF */
    592 #define CPUID_AMD_SVM_FLAGS	 "\20" \
    593 	"\1" "NP"	"\2" "LbrVirt"	"\3" "SVML"	"\4" "NRIPS"	\
    594 	"\5" "TSCRate"	"\6" "VMCBCleanBits" 				\
    595 			        "\7" "FlushByASID" "\10" "DecodeAssist"	\
    596 	"\11" "B08"	"\12" "B09"	"\13" "PauseFilter" "\14" "B11" \
    597 	"\15" "PFThreshold" "\16" "AVIC" "\17" "B14"			\
    598 						"\20" "V_VMSAVE_VMLOAD"	\
    599 	"\21" "VGIF"
    600 
    601 /*
    602  * Centaur Extended Feature flags
    603  */
    604 #define CPUID_VIA_HAS_RNG	0x00000004	/* Random number generator */
    605 #define CPUID_VIA_DO_RNG	0x00000008
    606 #define CPUID_VIA_HAS_ACE	0x00000040	/* AES Encryption */
    607 #define CPUID_VIA_DO_ACE	0x00000080
    608 #define CPUID_VIA_HAS_ACE2	0x00000100	/* AES+CTR instructions */
    609 #define CPUID_VIA_DO_ACE2	0x00000200
    610 #define CPUID_VIA_HAS_PHE	0x00000400	/* SHA1+SHA256 HMAC */
    611 #define CPUID_VIA_DO_PHE	0x00000800
    612 #define CPUID_VIA_HAS_PMM	0x00001000	/* RSA Instructions */
    613 #define CPUID_VIA_DO_PMM	0x00002000
    614 
    615 #define CPUID_FLAGS_PADLOCK	"\20" \
    616 	"\3" "RNG"	"\7" "AES"	"\11" "AES/CTR"	"\13" "SHA1/SHA256" \
    617 	"\15" "RSA"
    618 
    619 /*
    620  * Model-specific registers for the i386 family
    621  */
    622 #define MSR_P5_MC_ADDR		0x000	/* P5 only */
    623 #define MSR_P5_MC_TYPE		0x001	/* P5 only */
    624 #define MSR_TSC			0x010
    625 #define MSR_CESR		0x011	/* P5 only (trap on P6) */
    626 #define MSR_CTR0		0x012	/* P5 only (trap on P6) */
    627 #define MSR_CTR1		0x013	/* P5 only (trap on P6) */
    628 #define MSR_IA32_PLATFORM_ID	0x017
    629 #define MSR_APICBASE		0x01b
    630 #define 	APICBASE_BSP		0x00000100	/* boot processor */
    631 #define 	APICBASE_EXTD		0x00000400	/* x2APIC mode */
    632 #define 	APICBASE_EN		0x00000800	/* software enable */
    633 /*
    634  * APICBASE_PHYSADDR is actually variable-sized on some CPUs. But we're
    635  * only interested in the initial value, which is guaranteed to fit the
    636  * first 32 bits. So this macro is fine.
    637  */
    638 #define 	APICBASE_PHYSADDR	0xfffff000	/* physical address */
    639 #define MSR_EBL_CR_POWERON	0x02a
    640 #define MSR_EBC_FREQUENCY_ID	0x02c	/* PIV only */
    641 #define MSR_TEST_CTL		0x033
    642 #define MSR_IA32_SPEC_CTRL	0x048
    643 #define 	IA32_SPEC_CTRL_IBRS	0x01
    644 #define 	IA32_SPEC_CTRL_STIBP	0x02
    645 #define 	IA32_SPEC_CTRL_SSBD	0x04
    646 #define MSR_IA32_PRED_CMD	0x049
    647 #define 	IA32_PRED_CMD_IBPB	0x01
    648 #define MSR_BIOS_UPDT_TRIG	0x079
    649 #define MSR_BBL_CR_D0		0x088	/* PII+ only */
    650 #define MSR_BBL_CR_D1		0x089	/* PII+ only */
    651 #define MSR_BBL_CR_D2		0x08a	/* PII+ only */
    652 #define MSR_BIOS_SIGN		0x08b
    653 #define MSR_PERFCTR0		0x0c1
    654 #define MSR_PERFCTR1		0x0c2
    655 #define MSR_FSB_FREQ		0x0cd	/* Core Duo/Solo only */
    656 #define MSR_MPERF		0x0e7
    657 #define MSR_APERF		0x0e8
    658 #define MSR_IA32_EXT_CONFIG	0x0ee	/* Undocumented. Core Solo/Duo only */
    659 #define MSR_MTRRcap		0x0fe
    660 #define MSR_IA32_ARCH_CAPABILITIES 0x10a
    661 #define 	IA32_ARCH_RDCL_NO	0x01
    662 #define 	IA32_ARCH_IBRS_ALL	0x02
    663 #define 	IA32_ARCH_RSBA		0x04
    664 #define 	IA32_ARCH_SSB_NO	0x10
    665 #define MSR_BBL_CR_ADDR		0x116	/* PII+ only */
    666 #define MSR_BBL_CR_DECC		0x118	/* PII+ only */
    667 #define MSR_BBL_CR_CTL		0x119	/* PII+ only */
    668 #define MSR_BBL_CR_TRIG		0x11a	/* PII+ only */
    669 #define MSR_BBL_CR_BUSY		0x11b	/* PII+ only */
    670 #define MSR_BBL_CR_CTR3		0x11e	/* PII+ only */
    671 #define MSR_SYSENTER_CS		0x174	/* PII+ only */
    672 #define MSR_SYSENTER_ESP	0x175	/* PII+ only */
    673 #define MSR_SYSENTER_EIP	0x176	/* PII+ only */
    674 #define MSR_MCG_CAP		0x179
    675 #define MSR_MCG_STATUS		0x17a
    676 #define MSR_MCG_CTL		0x17b
    677 #define MSR_EVNTSEL0		0x186
    678 #define MSR_EVNTSEL1		0x187
    679 #define MSR_PERF_STATUS		0x198	/* Pentium M */
    680 #define MSR_PERF_CTL		0x199	/* Pentium M */
    681 #define MSR_THERM_CONTROL	0x19a
    682 #define MSR_THERM_INTERRUPT	0x19b
    683 #define MSR_THERM_STATUS	0x19c
    684 #define MSR_THERM2_CTL		0x19d	/* Pentium M */
    685 #define MSR_MISC_ENABLE		0x1a0
    686 #define 	IA32_MISC_MWAIT_EN	0x40000
    687 #define MSR_TEMPERATURE_TARGET	0x1a2
    688 #define MSR_DEBUGCTLMSR		0x1d9
    689 #define MSR_LASTBRANCHFROMIP	0x1db
    690 #define MSR_LASTBRANCHTOIP	0x1dc
    691 #define MSR_LASTINTFROMIP	0x1dd
    692 #define MSR_LASTINTTOIP		0x1de
    693 #define MSR_ROB_CR_BKUPTMPDR6	0x1e0
    694 #define MSR_MTRRphysBase0	0x200
    695 #define MSR_MTRRphysMask0	0x201
    696 #define MSR_MTRRphysBase1	0x202
    697 #define MSR_MTRRphysMask1	0x203
    698 #define MSR_MTRRphysBase2	0x204
    699 #define MSR_MTRRphysMask2	0x205
    700 #define MSR_MTRRphysBase3	0x206
    701 #define MSR_MTRRphysMask3	0x207
    702 #define MSR_MTRRphysBase4	0x208
    703 #define MSR_MTRRphysMask4	0x209
    704 #define MSR_MTRRphysBase5	0x20a
    705 #define MSR_MTRRphysMask5	0x20b
    706 #define MSR_MTRRphysBase6	0x20c
    707 #define MSR_MTRRphysMask6	0x20d
    708 #define MSR_MTRRphysBase7	0x20e
    709 #define MSR_MTRRphysMask7	0x20f
    710 #define MSR_MTRRphysBase8	0x210
    711 #define MSR_MTRRphysMask8	0x211
    712 #define MSR_MTRRphysBase9	0x212
    713 #define MSR_MTRRphysMask9	0x213
    714 #define MSR_MTRRphysBase10	0x214
    715 #define MSR_MTRRphysMask10	0x215
    716 #define MSR_MTRRphysBase11	0x216
    717 #define MSR_MTRRphysMask11	0x217
    718 #define MSR_MTRRphysBase12	0x218
    719 #define MSR_MTRRphysMask12	0x219
    720 #define MSR_MTRRphysBase13	0x21a
    721 #define MSR_MTRRphysMask13	0x21b
    722 #define MSR_MTRRphysBase14	0x21c
    723 #define MSR_MTRRphysMask14	0x21d
    724 #define MSR_MTRRphysBase15	0x21e
    725 #define MSR_MTRRphysMask15	0x21f
    726 #define MSR_MTRRfix64K_00000	0x250
    727 #define MSR_MTRRfix16K_80000	0x258
    728 #define MSR_MTRRfix16K_A0000	0x259
    729 #define MSR_MTRRfix4K_C0000	0x268
    730 #define MSR_MTRRfix4K_C8000	0x269
    731 #define MSR_MTRRfix4K_D0000	0x26a
    732 #define MSR_MTRRfix4K_D8000	0x26b
    733 #define MSR_MTRRfix4K_E0000	0x26c
    734 #define MSR_MTRRfix4K_E8000	0x26d
    735 #define MSR_MTRRfix4K_F0000	0x26e
    736 #define MSR_MTRRfix4K_F8000	0x26f
    737 #define MSR_CR_PAT		0x277
    738 #define MSR_MTRRdefType		0x2ff
    739 #define MSR_MC0_CTL		0x400
    740 #define MSR_MC0_STATUS		0x401
    741 #define MSR_MC0_ADDR		0x402
    742 #define MSR_MC0_MISC		0x403
    743 #define MSR_MC1_CTL		0x404
    744 #define MSR_MC1_STATUS		0x405
    745 #define MSR_MC1_ADDR		0x406
    746 #define MSR_MC1_MISC		0x407
    747 #define MSR_MC2_CTL		0x408
    748 #define MSR_MC2_STATUS		0x409
    749 #define MSR_MC2_ADDR		0x40a
    750 #define MSR_MC2_MISC		0x40b
    751 #define MSR_MC3_CTL		0x40c
    752 #define MSR_MC3_STATUS		0x40d
    753 #define MSR_MC3_ADDR		0x40e
    754 #define MSR_MC3_MISC		0x40f
    755 #define MSR_MC4_CTL		0x410
    756 #define MSR_MC4_STATUS		0x411
    757 #define MSR_MC4_ADDR		0x412
    758 #define MSR_MC4_MISC		0x413
    759 				/* 0x480 - 0x490 VMX */
    760 #define MSR_X2APIC_BASE		0x800	/* 0x800 - 0xBFF */
    761 #define  MSR_X2APIC_ID			0x002	/* x2APIC ID. (RO) */
    762 #define  MSR_X2APIC_VERS		0x003	/* Version. (RO) */
    763 #define  MSR_X2APIC_TPRI		0x008	/* Task Prio. (RW) */
    764 #define  MSR_X2APIC_PPRI		0x00a	/* Processor prio. (RO) */
    765 #define  MSR_X2APIC_EOI			0x00b	/* End Int. (W) */
    766 #define  MSR_X2APIC_LDR			0x00d	/* Logical dest. (RO) */
    767 #define  MSR_X2APIC_SVR			0x00f	/* Spurious intvec (RW) */
    768 #define  MSR_X2APIC_ISR			0x010	/* In-Service Status (RO) */
    769 #define  MSR_X2APIC_TMR			0x018	/* Trigger Mode (RO) */
    770 #define  MSR_X2APIC_IRR			0x020	/* Interrupt Req (RO) */
    771 #define  MSR_X2APIC_ESR			0x028	/* Err status. (RW) */
    772 #define  MSR_X2APIC_LVT_CMCI		0x02f	/* LVT CMCI (RW) */
    773 #define  MSR_X2APIC_ICRLO		0x030	/* Int. cmd. (RW64) */
    774 #define  MSR_X2APIC_LVTT		0x032	/* Loc.vec.(timer) (RW) */
    775 #define  MSR_X2APIC_TMINT		0x033	/* Loc.vec (Thermal) (RW) */
    776 #define  MSR_X2APIC_PCINT		0x034	/* Loc.vec (Perf Mon) (RW) */
    777 #define  MSR_X2APIC_LVINT0		0x035	/* Loc.vec (LINT0) (RW) */
    778 #define  MSR_X2APIC_LVINT1		0x036	/* Loc.vec (LINT1) (RW) */
    779 #define  MSR_X2APIC_LVERR		0x037	/* Loc.vec (ERROR) (RW) */
    780 #define  MSR_X2APIC_ICR_TIMER		0x038	/* Initial count (RW) */
    781 #define  MSR_X2APIC_CCR_TIMER		0x039	/* Current count (RO) */
    782 #define  MSR_X2APIC_DCR_TIMER		0x03e	/* Divisor config (RW) */
    783 #define  MSR_X2APIC_SELF_IPI		0x03f	/* SELF IPI (W) */
    784 
    785 /*
    786  * VIA "Nehemiah" MSRs
    787  */
    788 #define MSR_VIA_RNG		0x0000110b
    789 #define MSR_VIA_RNG_ENABLE	0x00000040
    790 #define MSR_VIA_RNG_NOISE_MASK	0x00000300
    791 #define MSR_VIA_RNG_NOISE_A	0x00000000
    792 #define MSR_VIA_RNG_NOISE_B	0x00000100
    793 #define MSR_VIA_RNG_2NOISE	0x00000300
    794 #define MSR_VIA_ACE		0x00001107
    795 #define MSR_VIA_ACE_ENABLE	0x10000000
    796 
    797 /*
    798  * VIA "Eden" MSRs
    799  */
    800 #define MSR_VIA_FCR		MSR_VIA_ACE
    801 
    802 /*
    803  * AMD K6/K7 MSRs.
    804  */
    805 #define MSR_K6_UWCCR		0xc0000085
    806 #define MSR_K7_EVNTSEL0		0xc0010000
    807 #define MSR_K7_EVNTSEL1		0xc0010001
    808 #define MSR_K7_EVNTSEL2		0xc0010002
    809 #define MSR_K7_EVNTSEL3		0xc0010003
    810 #define MSR_K7_PERFCTR0		0xc0010004
    811 #define MSR_K7_PERFCTR1		0xc0010005
    812 #define MSR_K7_PERFCTR2		0xc0010006
    813 #define MSR_K7_PERFCTR3		0xc0010007
    814 
    815 /*
    816  * AMD K8 (Opteron) MSRs.
    817  */
    818 #define MSR_SYSCFG	0xc0010010
    819 
    820 #define MSR_EFER	0xc0000080		/* Extended feature enable */
    821 #define 	EFER_SCE	0x00000001	/* SYSCALL extension */
    822 #define 	EFER_LME	0x00000100	/* Long Mode Enable */
    823 #define 	EFER_LMA	0x00000400	/* Long Mode Active */
    824 #define 	EFER_NXE	0x00000800	/* No-Execute Enabled */
    825 #define 	EFER_SVME	0x00001000	/* Secure Virtual Machine En. */
    826 #define 	EFER_LMSLE	0x00002000	/* Long Mode Segment Limit E. */
    827 #define 	EFER_FFXSR	0x00004000	/* Fast FXSAVE/FXRSTOR En. */
    828 #define 	EFER_TCE	0x00008000	/* Translation Cache Ext. */
    829 
    830 #define MSR_STAR	0xc0000081		/* 32 bit syscall gate addr */
    831 #define MSR_LSTAR	0xc0000082		/* 64 bit syscall gate addr */
    832 #define MSR_CSTAR	0xc0000083		/* compat syscall gate addr */
    833 #define MSR_SFMASK	0xc0000084		/* flags to clear on syscall */
    834 
    835 #define MSR_FSBASE	0xc0000100		/* 64bit offset for fs: */
    836 #define MSR_GSBASE	0xc0000101		/* 64bit offset for gs: */
    837 #define MSR_KERNELGSBASE 0xc0000102		/* storage for swapgs ins */
    838 
    839 #define MSR_VMCR	0xc0010114	/* Virtual Machine Control Register */
    840 #define 	VMCR_DPD	0x00000001	/* Debug port disable */
    841 #define 	VMCR_RINIT	0x00000002	/* intercept init */
    842 #define 	VMCR_DISA20	0x00000004	/* Disable A20 masking */
    843 #define 	VMCR_LOCK	0x00000008	/* SVM Lock */
    844 #define 	VMCR_SVMED	0x00000010	/* SVME Disable */
    845 #define MSR_SVMLOCK	0xc0010118	/* SVM Lock key */
    846 
    847 /*
    848  * These require a 'passcode' for access.  See cpufunc.h.
    849  */
    850 #define MSR_HWCR	0xc0010015
    851 #define 	HWCR_TLBCACHEDIS	0x00000008
    852 #define 	HWCR_FFDIS		0x00000040
    853 
    854 #define MSR_NB_CFG	0xc001001f
    855 #define 	NB_CFG_DISIOREQLOCK	0x0000000000000008ULL
    856 #define 	NB_CFG_DISDATMSK	0x0000001000000000ULL
    857 #define 	NB_CFG_INITAPICCPUIDLO	(1ULL << 54)
    858 
    859 #define MSR_LS_CFG	0xc0011020
    860 #define 	LS_CFG_ERRATA_1033	__BIT(4)
    861 #define 	LS_CFG_ERRATA_793	__BIT(15)
    862 #define 	LS_CFG_ERRATA_1095	__BIT(57)
    863 #define 	LS_CFG_DIS_LS2_SQUISH	0x02000000
    864 #define 	LS_CFG_DIS_SSB_F15H	0x0040000000000000ULL
    865 #define 	LS_CFG_DIS_SSB_F16H	0x0000000200000000ULL
    866 #define 	LS_CFG_DIS_SSB_F17H	0x0000000000000400ULL
    867 
    868 #define MSR_IC_CFG	0xc0011021
    869 #define 	IC_CFG_DIS_SEQ_PREFETCH	0x00000800
    870 #define 	IC_CFG_DIS_IND		0x00004000
    871 #define 	IC_CFG_ERRATA_776	__BIT(26)
    872 
    873 #define MSR_DC_CFG	0xc0011022
    874 #define 	DC_CFG_DIS_CNV_WC_SSO	0x00000008
    875 #define 	DC_CFG_DIS_SMC_CHK_BUF	0x00000400
    876 #define 	DC_CFG_ERRATA_261	0x01000000
    877 
    878 #define MSR_BU_CFG	0xc0011023
    879 #define 	BU_CFG_ERRATA_298	0x0000000000000002ULL
    880 #define 	BU_CFG_ERRATA_254	0x0000000000200000ULL
    881 #define 	BU_CFG_ERRATA_309	0x0000000000800000ULL
    882 #define 	BU_CFG_THRL2IDXCMPDIS	0x0000080000000000ULL
    883 #define 	BU_CFG_WBPFSMCCHKDIS	0x0000200000000000ULL
    884 #define 	BU_CFG_WBENHWSBDIS	0x0001000000000000ULL
    885 
    886 #define MSR_FP_CFG	0xc0011028
    887 #define 	FP_CFG_ERRATA_1049	__BIT(4)
    888 
    889 #define MSR_DE_CFG	0xc0011029
    890 #define 	DE_CFG_ERRATA_721	0x00000001
    891 #define 	DE_CFG_ERRATA_1021	__BIT(13)
    892 
    893 #define MSR_LS_CFG2	0xc001102d
    894 #define 	LS_CFG2_ERRATA_1091	__BIT(34)
    895 
    896 /* AMD Family10h MSRs */
    897 #define MSR_OSVW_ID_LENGTH		0xc0010140
    898 #define MSR_OSVW_STATUS			0xc0010141
    899 #define MSR_UCODE_AMD_PATCHLEVEL	0x0000008b
    900 #define MSR_UCODE_AMD_PATCHLOADER	0xc0010020
    901 
    902 /* X86 MSRs */
    903 #define MSR_RDTSCP_AUX			0xc0000103
    904 
    905 /*
    906  * Constants related to MTRRs
    907  */
    908 #define MTRR_N64K		8	/* numbers of fixed-size entries */
    909 #define MTRR_N16K		16
    910 #define MTRR_N4K		64
    911 
    912 /*
    913  * the following four 3-byte registers control the non-cacheable regions.
    914  * These registers must be written as three separate bytes.
    915  *
    916  * NCRx+0: A31-A24 of starting address
    917  * NCRx+1: A23-A16 of starting address
    918  * NCRx+2: A15-A12 of starting address | NCR_SIZE_xx.
    919  *
    920  * The non-cacheable region's starting address must be aligned to the
    921  * size indicated by the NCR_SIZE_xx field.
    922  */
    923 #define NCR1	0xc4
    924 #define NCR2	0xc7
    925 #define NCR3	0xca
    926 #define NCR4	0xcd
    927 
    928 #define NCR_SIZE_0K	0
    929 #define NCR_SIZE_4K	1
    930 #define NCR_SIZE_8K	2
    931 #define NCR_SIZE_16K	3
    932 #define NCR_SIZE_32K	4
    933 #define NCR_SIZE_64K	5
    934 #define NCR_SIZE_128K	6
    935 #define NCR_SIZE_256K	7
    936 #define NCR_SIZE_512K	8
    937 #define NCR_SIZE_1M	9
    938 #define NCR_SIZE_2M	10
    939 #define NCR_SIZE_4M	11
    940 #define NCR_SIZE_8M	12
    941 #define NCR_SIZE_16M	13
    942 #define NCR_SIZE_32M	14
    943 #define NCR_SIZE_4G	15
    944