Home | History | Annotate | Line # | Download | only in include
specialreg.h revision 1.92
      1 /*	$NetBSD: specialreg.h,v 1.92 2017/02/02 05:43:48 msaitoh 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
    108  * I think the XCR0_BNDREGS and XCR0_BNDCSR would need saving on
    109  * every context switch.
    110  * The save are is sized for all the fields below (max 2680 bytes).
    111  */
    112 #define XCR0_FPU	(XCR0_X87 | XCR0_SSE | XCR0_YMM_Hi128 | \
    113 			XCR0_Opmask | XCR0_ZMM_Hi256 | XCR0_Hi16_ZMM)
    114 
    115 #define XCR0_BND	(XCR0_BNDREGS | XCR0_BNDCSR)
    116 
    117 #define XCR0_FLAGS1	"\20" \
    118 	"\1" "x87"	"\2" "SSE"	"\3" "AVX" \
    119 	"\4" "BNDREGS"	"\5" "BNDCSR" \
    120 	"\6" "Opmask"	"\7" "ZMM_Hi256" "\10" "Hi16_ZMM"
    121 
    122 
    123 /*
    124  * CPUID "features" bits
    125  */
    126 
    127 /* Fn00000001 %edx features */
    128 #define CPUID_FPU	0x00000001	/* processor has an FPU? */
    129 #define CPUID_VME	0x00000002	/* has virtual mode (%cr4's VME/PVI) */
    130 #define CPUID_DE	0x00000004	/* has debugging extension */
    131 #define CPUID_PSE	0x00000008	/* has 4MB page size extension */
    132 #define CPUID_TSC	0x00000010	/* has time stamp counter */
    133 #define CPUID_MSR	0x00000020	/* has mode specific registers */
    134 #define CPUID_PAE	0x00000040	/* has phys address extension */
    135 #define CPUID_MCE	0x00000080	/* has machine check exception */
    136 #define CPUID_CX8	0x00000100	/* has CMPXCHG8B instruction */
    137 #define CPUID_APIC	0x00000200	/* has enabled APIC */
    138 #define CPUID_B10	0x00000400	/* reserved, MTRR */
    139 #define CPUID_SEP	0x00000800	/* has SYSENTER/SYSEXIT extension */
    140 #define CPUID_MTRR	0x00001000	/* has memory type range register */
    141 #define CPUID_PGE	0x00002000	/* has page global extension */
    142 #define CPUID_MCA	0x00004000	/* has machine check architecture */
    143 #define CPUID_CMOV	0x00008000	/* has CMOVcc instruction */
    144 #define CPUID_PAT	0x00010000	/* Page Attribute Table */
    145 #define CPUID_PSE36	0x00020000	/* 36-bit PSE */
    146 #define CPUID_PN	0x00040000	/* processor serial number */
    147 #define CPUID_CFLUSH	0x00080000	/* CFLUSH insn supported */
    148 #define CPUID_B20	0x00100000	/* reserved */
    149 #define CPUID_DS	0x00200000	/* Debug Store */
    150 #define CPUID_ACPI	0x00400000	/* ACPI performance modulation regs */
    151 #define CPUID_MMX	0x00800000	/* MMX supported */
    152 #define CPUID_FXSR	0x01000000	/* fast FP/MMX save/restore */
    153 #define CPUID_SSE	0x02000000	/* streaming SIMD extensions */
    154 #define CPUID_SSE2	0x04000000	/* streaming SIMD extensions #2 */
    155 #define CPUID_SS	0x08000000	/* self-snoop */
    156 #define CPUID_HTT	0x10000000	/* Hyper-Threading Technology */
    157 #define CPUID_TM	0x20000000	/* thermal monitor (TCC) */
    158 #define CPUID_IA64	0x40000000	/* IA-64 architecture */
    159 #define CPUID_SBF	0x80000000	/* signal break on FERR */
    160 
    161 #define CPUID_FLAGS1	"\20" \
    162 	"\1" "FPU"	"\2" "VME"	"\3" "DE"	"\4" "PSE" \
    163 	"\5" "TSC"	"\6" "MSR"	"\7" "PAE"	"\10" "MCE" \
    164 	"\11" "CX8"	"\12" "APIC"	"\13" "B10"	"\14" "SEP" \
    165 	"\15" "MTRR"	"\16" "PGE"	"\17" "MCA"	"\20" "CMOV" \
    166 	"\21" "PAT"	"\22" "PSE36"	"\23" "PN"	"\24" "CFLUSH" \
    167 	"\25" "B20"	"\26" "DS"	"\27" "ACPI"	"\30" "MMX" \
    168 	"\31" "FXSR"	"\32" "SSE"	"\33" "SSE2"	"\34" "SS" \
    169 	"\35" "HTT"	"\36" "TM"	"\37" "IA64"	"\40" "SBF"
    170 
    171 /* Blacklists of CPUID flags - used to mask certain features */
    172 #ifdef XEN
    173 /* Not on Xen */
    174 #define CPUID_FEAT_BLACKLIST	 (CPUID_PGE|CPUID_PSE|CPUID_MTRR)
    175 #else
    176 #define CPUID_FEAT_BLACKLIST	 0
    177 #endif /* XEN */
    178 
    179 /*
    180  * CPUID "features" bits in Fn00000001 %ecx
    181  */
    182 
    183 #define CPUID2_SSE3	0x00000001	/* Streaming SIMD Extensions 3 */
    184 #define CPUID2_PCLMUL	0x00000002	/* PCLMULQDQ instructions */
    185 #define CPUID2_DTES64	0x00000004	/* 64-bit Debug Trace */
    186 #define CPUID2_MONITOR	0x00000008	/* MONITOR/MWAIT instructions */
    187 #define CPUID2_DS_CPL	0x00000010	/* CPL Qualified Debug Store */
    188 #define CPUID2_VMX	0x00000020	/* Virtual Machine Extensions */
    189 #define CPUID2_SMX	0x00000040	/* Safer Mode Extensions */
    190 #define CPUID2_EST	0x00000080	/* Enhanced SpeedStep Technology */
    191 #define CPUID2_TM2	0x00000100	/* Thermal Monitor 2 */
    192 #define CPUID2_SSSE3	0x00000200	/* Supplemental SSE3 */
    193 #define CPUID2_CID	0x00000400	/* Context ID */
    194 #define CPUID2_SDBG	0x00000800	/* Silicon Debug */
    195 #define CPUID2_FMA	0x00001000	/* has Fused Multiply Add */
    196 #define CPUID2_CX16	0x00002000	/* has CMPXCHG16B instruction */
    197 #define CPUID2_xTPR	0x00004000	/* Task Priority Messages disabled? */
    198 #define CPUID2_PDCM	0x00008000	/* Perf/Debug Capability MSR */
    199 /* bit 16 unused	0x00010000 */
    200 #define CPUID2_PCID	0x00020000	/* Process Context ID */
    201 #define CPUID2_DCA	0x00040000	/* Direct Cache Access */
    202 #define CPUID2_SSE41	0x00080000	/* Streaming SIMD Extensions 4.1 */
    203 #define CPUID2_SSE42	0x00100000	/* Streaming SIMD Extensions 4.2 */
    204 #define CPUID2_X2APIC	0x00200000	/* xAPIC Extensions */
    205 #define CPUID2_MOVBE	0x00400000	/* MOVBE (move after byteswap) */
    206 #define CPUID2_POPCNT	0x00800000	/* popcount instruction available */
    207 #define CPUID2_DEADLINE	0x01000000	/* APIC Timer supports TSC Deadline */
    208 #define CPUID2_AES	0x02000000	/* AES instructions */
    209 #define CPUID2_XSAVE	0x04000000	/* XSAVE instructions */
    210 #define CPUID2_OSXSAVE	0x08000000	/* XGETBV/XSETBV instructions */
    211 #define CPUID2_AVX	0x10000000	/* AVX instructions */
    212 #define CPUID2_F16C	0x20000000	/* half precision conversion */
    213 #define CPUID2_RDRAND	0x40000000	/* RDRAND (hardware random number) */
    214 #define CPUID2_RAZ	0x80000000	/* RAZ. Indicates guest state. */
    215 
    216 #define CPUID2_FLAGS1	"\20" \
    217 	"\1" "SSE3"	"\2" "PCLMULQDQ" "\3" "DTES64"	"\4" "MONITOR" \
    218 	"\5" "DS-CPL"	"\6" "VMX"	"\7" "SMX"	"\10" "EST" \
    219 	"\11" "TM2"	"\12" "SSSE3"	"\13" "CID"	"\14" "SDBG" \
    220 	"\15" "FMA"	"\16" "CX16"	"\17" "xTPR"	"\20" "PDCM" \
    221 	"\21" "B16"	"\22" "PCID"	"\23" "DCA"	"\24" "SSE41" \
    222 	"\25" "SSE42"	"\26" "X2APIC"	"\27" "MOVBE"	"\30" "POPCNT" \
    223 	"\31" "DEADLINE" "\32" "AES"	"\33" "XSAVE"	"\34" "OSXSAVE" \
    224 	"\35" "AVX"	"\36" "F16C"	"\37" "RDRAND"	"\40" "RAZ"
    225 
    226 /* CPUID Fn00000001 %eax */
    227 
    228 #define CPUID_TO_BASEFAMILY(cpuid)	(((cpuid) >> 8) & 0xf)
    229 #define CPUID_TO_BASEMODEL(cpuid)	(((cpuid) >> 4) & 0xf)
    230 #define CPUID_TO_STEPPING(cpuid)	((cpuid) & 0xf)
    231 
    232 /*
    233  * The Extended family bits should only be inspected when CPUID_TO_BASEFAMILY()
    234  * returns 15. They are use to encode family value 16 to 270 (add 15).
    235  * The Extended model bits are the high 4 bits of the model.
    236  * They are only valid for family >= 15 or family 6 (intel, but all amd
    237  * family 6 are documented to return zero bits for them).
    238  */
    239 #define CPUID_TO_EXTFAMILY(cpuid)	(((cpuid) >> 20) & 0xff)
    240 #define CPUID_TO_EXTMODEL(cpuid)	(((cpuid) >> 16) & 0xf)
    241 
    242 /* The macros for the Display Family and the Display Model */
    243 #define CPUID_TO_FAMILY(cpuid)	(CPUID_TO_BASEFAMILY(cpuid)	\
    244 	    + ((CPUID_TO_BASEFAMILY(cpuid) != 0x0f)		\
    245 		? 0 : CPUID_TO_EXTFAMILY(cpuid)))
    246 #define CPUID_TO_MODEL(cpuid)	(CPUID_TO_BASEMODEL(cpuid)	\
    247 	    | ((CPUID_TO_BASEFAMILY(cpuid) != 0x0f)		\
    248 		&& (CPUID_TO_BASEFAMILY(cpuid) != 0x06)		\
    249 		? 0 : (CPUID_TO_EXTMODEL(cpuid) << 4)))
    250 
    251 /*
    252  * Intel Deterministic Cache Parameter Leaf
    253  * Fn0000_0004
    254  */
    255 
    256 /* %eax */
    257 #define CPUID_DCP_CACHETYPE	__BITS(4, 0)	/* Cache type */
    258 #define CPUID_DCP_CACHETYPE_N	0		/*   NULL */
    259 #define CPUID_DCP_CACHETYPE_D	1		/*   Data cache */
    260 #define CPUID_DCP_CACHETYPE_I	2		/*   Instruction cache */
    261 #define CPUID_DCP_CACHETYPE_U	3		/*   Unified cache */
    262 #define CPUID_DCP_CACHELEVEL	__BITS(7, 5)	/* Cache level (start at 1) */
    263 #define CPUID_DCP_SELFINITCL	__BIT(8)	/* Self initializing cachelvl*/
    264 #define CPUID_DCP_FULLASSOC	__BIT(9)	/* Full associative */
    265 #define CPUID_DCP_SHAREING	__BITS(25, 14)	/* shareing */
    266 #define CPUID_DCP_CORE_P_PKG	__BITS(31, 26)	/* Cores/package */
    267 
    268 /* %ebx */
    269 #define CPUID_DCP_LINESIZE	__BITS(11, 0)	/* System coherency linesize */
    270 #define CPUID_DCP_PARTITIONS	__BITS(21, 12)	/* Physical line partitions */
    271 #define CPUID_DCP_WAYS		__BITS(31, 22)	/* Ways of associativity */
    272 
    273 /* Number of sets: %ecx */
    274 
    275 /* %edx */
    276 #define CPUID_DCP_INVALIDATE	__BIT(0)	/* WB invalidate/invalidate */
    277 #define CPUID_DCP_INCLUSIVE	__BIT(1)	/* Cache inclusiveness */
    278 #define CPUID_DCP_COMPLEX	__BIT(2)	/* Complex cache indexing */
    279 
    280 /*
    281  * Intel Digital Thermal Sensor and
    282  * Power Management, Fn0000_0006 - %eax.
    283  */
    284 #define CPUID_DSPM_DTS	__BIT(0)	/* Digital Thermal Sensor */
    285 #define CPUID_DSPM_IDA	__BIT(1)	/* Intel Dynamic Acceleration */
    286 #define CPUID_DSPM_ARAT	__BIT(2)	/* Always Running APIC Timer */
    287 #define CPUID_DSPM_PLN	__BIT(4)	/* Power Limit Notification */
    288 #define CPUID_DSPM_ECMD	__BIT(5)	/* Clock Modulation Extension */
    289 #define CPUID_DSPM_PTM	__BIT(6)	/* Package Level Thermal Management */
    290 #define CPUID_DSPM_HWP	__BIT(7)	/* HWP */
    291 #define CPUID_DSPM_HWP_NOTIFY __BIT(8)	/* HWP Notification */
    292 #define CPUID_DSPM_HWP_ACTWIN  __BIT(9)	/* HWP Activity Window */
    293 #define CPUID_DSPM_HWP_EPP __BIT(10)	/* HWP Energy Performance Preference */
    294 #define CPUID_DSPM_HWP_PLR __BIT(11)	/* HWP Package Level Request */
    295 #define CPUID_DSPM_HDC	__BIT(13)	/* Hardware Duty Cycling */
    296 
    297 #define CPUID_DSPM_FLAGS	"\20" \
    298 	"\1" "DTS"	"\2" "IDA"	"\3" "ARAT" 			\
    299 	"\5" "PLN"	"\6" "ECMD"	"\7" "PTM"	"\10" "HWP"	\
    300 	"\11" "HWP_NOTIFY" "\12" "HWP_ACTWIN" "\13" "HWP_EPP" "\14" "HWP_PLR" \
    301 			"\16" "HDC"
    302 
    303 /*
    304  * Intel Digital Thermal Sensor and
    305  * Power Management, Fn0000_0006 - %ecx.
    306  */
    307 #define CPUID_DSPM_HWF	0x00000001	/* MSR_APERF/MSR_MPERF available */
    308 #define CPUID_DSPM_EPB	0x00000008	/* Energy Performance Bias */
    309 
    310 #define CPUID_DSPM_FLAGS1	"\20" "\1" "HWF" "\4" "EPB"
    311 
    312 /*
    313  * Intel Structured Extended Feature leaf Fn0000_0007
    314  * %eax == 0: Subleaf 0
    315  *	%eax: The Maximum input value for supported subleaf.
    316  *	%ebx: Feature bits.
    317  *	%ecx: Feature bits.
    318  */
    319 
    320 /* %ebx */
    321 #define CPUID_SEF_FSGSBASE	__BIT(0)
    322 #define CPUID_SEF_TSC_ADJUST	__BIT(1)
    323 #define CPUID_SEF_SGX		__BIT(2)
    324 #define CPUID_SEF_BMI1		__BIT(3)
    325 #define CPUID_SEF_HLE		__BIT(4)
    326 #define CPUID_SEF_AVX2		__BIT(5)
    327 #define CPUID_SEF_FDPEXONLY	__BIT(6)
    328 #define CPUID_SEF_SMEP		__BIT(7)
    329 #define CPUID_SEF_BMI2		__BIT(8)
    330 #define CPUID_SEF_ERMS		__BIT(9)
    331 #define CPUID_SEF_INVPCID	__BIT(10)
    332 #define CPUID_SEF_RTM		__BIT(11)
    333 #define CPUID_SEF_QM		__BIT(12)
    334 #define CPUID_SEF_FPUCSDS	__BIT(13)
    335 #define CPUID_SEF_MPX		__BIT(14)
    336 #define CPUID_SEF_PQE		__BIT(15)
    337 #define CPUID_SEF_AVX512F	__BIT(16)
    338 #define CPUID_SEF_AVX512DQ	__BIT(17)
    339 #define CPUID_SEF_RDSEED	__BIT(18)
    340 #define CPUID_SEF_ADX		__BIT(19)
    341 #define CPUID_SEF_SMAP		__BIT(20)
    342 #define CPUID_SEF_CLFLUSHOPT	__BIT(23)
    343 #define CPUID_SEF_CLWB		__BIT(24)
    344 #define CPUID_SEF_PT		__BIT(25)
    345 #define CPUID_SEF_AVX512PF	__BIT(26)
    346 #define CPUID_SEF_AVX512ER	__BIT(27)
    347 #define CPUID_SEF_AVX512CD	__BIT(28)
    348 #define CPUID_SEF_SHA		__BIT(29)
    349 #define CPUID_SEF_AVX512BW	__BIT(30)
    350 #define CPUID_SEF_AVX512VL	__BIT(31)
    351 
    352 #define CPUID_SEF_FLAGS	"\20" \
    353 	"\1" "FSGSBASE"	"\2" "TSCADJUST" "\3" "SGX"	"\4" "BMI1"	\
    354 	"\5" "HLE"	"\6" "AVX2"	"\7" "FDPEXONLY" "\10" "SMEP"	\
    355 	"\11" "BMI2"	"\12" "ERMS"	"\13" "INVPCID"	"\14" "RTM"	\
    356 	"\15" "QM"	"\16" "FPUCSDS"	"\17" "MPX"    	"\20" "PQE"	\
    357 	"\21" "AVX512F"	"\22" "AVX512DQ" "\23" "RDSEED"	"\24" "ADX"	\
    358 	"\25" "SMAP"					"\30" "CLFLUSHOPT" \
    359 	"\31" "CLWB"	"\32" "PT"	"\33" "AVX512PF" "\34" "AVX512ER" \
    360 	"\35" "AVX512CD""\36" "SHA"	"\37" "AVX512BW" "\40" "AVX512VL"
    361 
    362 /* %ecx */
    363 #define CPUID_SEF_PREFETCHWT1	__BIT(0)
    364 #define CPUID_SEF_UMIP		__BIT(2)
    365 #define CPUID_SEF_PKU		__BIT(3)
    366 #define CPUID_SEF_OSPKE		__BIT(4)
    367 #define CPUID_SEF_RDPID		__BIT(22)
    368 #define CPUID_SEF_SGXLC		__BIT(30)
    369 
    370 #define CPUID_SEF_FLAGS1	"\20" \
    371 	"\1" "PREFETCHWT1"		"\3" "UMIP"	"\4" "PKU"	\
    372 	"\5" "OSPKE"							\
    373 					"\27" "RDPID"			\
    374 					"\37" "SGXLC"
    375 
    376 /*
    377  * CPUID Processor extended state Enumeration Fn0000000d
    378  *
    379  * %ecx == 0: supported features info:
    380  *	%eax: Valid bits of lower 32bits of XCR0
    381  *	%ebx: Maximum save area size for features enabled in XCR0
    382  *	%ecx: Maximum save area size for all cpu features
    383  *	%edx: Valid bits of upper 32bits of XCR0
    384  *
    385  * %ecx == 1:
    386  *	%eax: Bit 0 => xsaveopt instruction available (sandy bridge onwards)
    387  *	%ebx: Save area size for features enabled by XCR0 | IA32_XSS
    388  *	%ecx: Valid bits of lower 32bits of IA32_XSS
    389  *	%edx: Valid bits of upper 32bits of IA32_XSS
    390  *
    391  * %ecx >= 2: Save area details for XCR0 bit n
    392  *	%eax: size of save area for this feature
    393  *	%ebx: offset of save area for this feature
    394  *	%ecx, %edx: reserved
    395  *	All of %eax, %ebx, %ecx and %edx are zero for unsupported features.
    396  */
    397 
    398 /* %ecx=1 %eax */
    399 #define CPUID_PES1_XSAVEOPT	0x00000001	/* xsaveopt instruction */
    400 #define CPUID_PES1_XSAVEC	0x00000002	/* xsavec & compacted XRSTOR */
    401 #define CPUID_PES1_XGETBV	0x00000004	/* xgetbv with ECX = 1 */
    402 #define CPUID_PES1_XSAVES	0x00000008	/* xsaves/xrstors, IA32_XSS */
    403 
    404 #define CPUID_PES1_FLAGS	"\20" \
    405 	"\1" "XSAVEOPT"	"\2" "XSAVEC"	"\3" "XGETBV"	"\4" "XSAVES"
    406 
    407 /* Intel Fn80000001 extended features - %edx */
    408 #define CPUID_SYSCALL	0x00000800	/* SYSCALL/SYSRET */
    409 #define CPUID_XD	0x00100000	/* Execute Disable (like CPUID_NOX) */
    410 #define CPUID_P1GB	0x04000000	/* 1GB Large Page Support */
    411 #define CPUID_RDTSCP	0x08000000	/* Read TSC Pair Instruction */
    412 #define CPUID_EM64T	0x20000000	/* Intel EM64T */
    413 
    414 #define CPUID_INTEL_EXT_FLAGS	"\20" \
    415 	"\14" "SYSCALL/SYSRET"	"\25" "XD"	"\33" "P1GB" \
    416 	"\34" "RDTSCP"	"\36" "EM64T"
    417 
    418 /* Intel Fn80000001 extended features - %ecx */
    419 #define CPUID_LAHF	0x00000001	/* LAHF/SAHF in IA-32e mode, 64bit sub*/
    420 		/*	0x00000020 */	/* LZCNT. Same as AMD's CPUID_LZCNT */
    421 #define CPUID_PREFETCHW	0x00000100	/* PREFETCHW */
    422 
    423 #define CPUID_INTEL_FLAGS4	"\20"				\
    424 	"\1" "LAHF"	"\02" "B01"	"\03" "B02"		\
    425 			"\06" "LZCNT"				\
    426 	"\11" "PREFETCHW"
    427 
    428 /* AMD/VIA Fn80000001 extended features - %edx */
    429 /*	CPUID_SYSCALL			   SYSCALL/SYSRET */
    430 #define CPUID_MPC	0x00080000	/* Multiprocessing Capable */
    431 #define CPUID_NOX	0x00100000	/* No Execute Page Protection */
    432 #define CPUID_MMXX	0x00400000	/* AMD MMX Extensions */
    433 #define CPUID_FFXSR	0x02000000	/* FXSAVE/FXSTOR Extensions */
    434 /*	CPUID_P1GB			   1GB Large Page Support */
    435 /*	CPUID_RDTSCP			   Read TSC Pair Instruction */
    436 /*	CPUID_EM64T			   Long mode */
    437 #define CPUID_3DNOW2	0x40000000	/* 3DNow! Instruction Extension */
    438 #define CPUID_3DNOW	0x80000000	/* 3DNow! Instructions */
    439 
    440 #define CPUID_EXT_FLAGS	"\20" \
    441 	"\14" "SYSCALL/SYSRET"		"\24" "MPC"	"\25" "NOX" \
    442 	"\27" "MMXX"	"\32" "FFXSR"	"\33" "P1GB"	"\34" "RDTSCP" \
    443 	"\36" "LONG"	"\37" "3DNOW2"	"\40" "3DNOW"
    444 
    445 /* AMD Fn80000001 extended features - %ecx */
    446 /* 	CPUID_LAHF			   LAHF/SAHF instruction */
    447 #define CPUID_CMPLEGACY	0x00000002	/* Compare Legacy */
    448 #define CPUID_SVM	0x00000004	/* Secure Virtual Machine */
    449 #define CPUID_EAPIC	0x00000008	/* Extended APIC space */
    450 #define CPUID_ALTMOVCR0	0x00000010	/* Lock Mov Cr0 */
    451 #define CPUID_LZCNT	0x00000020	/* LZCNT instruction */
    452 #define CPUID_SSE4A	0x00000040	/* SSE4A instruction set */
    453 #define CPUID_MISALIGNSSE 0x00000080	/* Misaligned SSE */
    454 #define CPUID_3DNOWPF	0x00000100	/* 3DNow Prefetch */
    455 #define CPUID_OSVW	0x00000200	/* OS visible workarounds */
    456 #define CPUID_IBS	0x00000400	/* Instruction Based Sampling */
    457 #define CPUID_XOP	0x00000800	/* XOP instruction set */
    458 #define CPUID_SKINIT	0x00001000	/* SKINIT */
    459 #define CPUID_WDT	0x00002000	/* watchdog timer support */
    460 #define CPUID_LWP	0x00008000	/* Light Weight Profiling */
    461 #define CPUID_FMA4	0x00010000	/* FMA4 instructions */
    462 #define CPUID_TCE	0x00020000	/* Translation cache Extension */
    463 #define CPUID_NODEID	0x00080000	/* NodeID MSR available*/
    464 #define CPUID_TBM	0x00200000	/* TBM instructions */
    465 #define CPUID_TOPOEXT	0x00400000	/* cpuid Topology Extension */
    466 #define CPUID_PCEC	0x00800000	/* Perf Ctr Ext Core */
    467 #define CPUID_PCENB	0x01000000	/* Perf Ctr Ext NB */
    468 #define CPUID_SPM	0x02000000	/* Stream Perf Mon */
    469 #define CPUID_DBE	0x04000000	/* Data Breakpoint Extension */
    470 #define CPUID_PTSC	0x08000000	/* PerfTsc */
    471 #define CPUID_L2IPERFC	0x10000000	/* L2I performance counter Extension */
    472 #define CPUID_MWAITX	0x20000000	/* MWAITX/MONITORX support */
    473 
    474 #define CPUID_AMD_FLAGS4	"\20" \
    475 	"\1" "LAHF"	"\2" "CMPLEGACY" "\3" "SVM"	"\4" "EAPIC" \
    476 	"\5" "ALTMOVCR0" "\6" "LZCNT"	"\7" "SSE4A"	"\10" "MISALIGNSSE" \
    477 	"\11" "3DNOWPREFETCH" \
    478 			"\12" "OSVW"	"\13" "IBS"	"\14" "XOP" \
    479 	"\15" "SKINIT"	"\16" "WDT"	"\17" "B14"	"\20" "LWP" \
    480 	"\21" "FMA4"	"\22" "TCE"	"\23" "B18"	"\24" "NodeID" \
    481 	"\25" "B20"	"\26" "TBM"	"\27" "TopoExt"	"\30" "PCExtC" \
    482 	"\31" "PCExtNB"	"\32" "StrmPM"	"\33" "DBExt"	"\34" "PerfTsc" \
    483 	"\35" "L2IPERFC" "\36" "MWAITX"	"\37" "B30"	"\40" "B31"
    484 
    485 /*
    486  * AMD Advanced Power Management
    487  * CPUID Fn8000_0007 %edx
    488  */
    489 #define CPUID_APM_TS	0x00000001	/* Temperature Sensor */
    490 #define CPUID_APM_FID	0x00000002	/* Frequency ID control */
    491 #define CPUID_APM_VID	0x00000004	/* Voltage ID control */
    492 #define CPUID_APM_TTP	0x00000008	/* THERMTRIP (PCI F3xE4 register) */
    493 #define CPUID_APM_HTC	0x00000010	/* Hardware thermal control (HTC) */
    494 #define CPUID_APM_STC	0x00000020	/* Software thermal control (STC) */
    495 #define CPUID_APM_100	0x00000040	/* 100MHz multiplier control */
    496 #define CPUID_APM_HWP	0x00000080	/* HW P-State control */
    497 #define CPUID_APM_TSC	0x00000100	/* TSC invariant */
    498 #define CPUID_APM_CPB	0x00000200	/* Core performance boost */
    499 #define CPUID_APM_EFF	0x00000400	/* Effective Frequency (read-only) */
    500 
    501 #define CPUID_APM_FLAGS		"\20" \
    502 	"\1" "TS"	"\2" "FID"	"\3" "VID"	"\4" "TTP" \
    503 	"\5" "HTC"	"\6" "STC"	"\7" "100"	"\10" "HWP" \
    504 	"\11" "TSC"	"\12" "CPB"	"\13" "EffFreq"	"\14" "B11" \
    505 	"\15" "B12"
    506 
    507 /* AMD Fn8000000a %edx features (SVM features) */
    508 #define CPUID_AMD_SVM_NP		0x00000001
    509 #define CPUID_AMD_SVM_LbrVirt		0x00000002
    510 #define CPUID_AMD_SVM_SVML		0x00000004
    511 #define CPUID_AMD_SVM_NRIPS		0x00000008
    512 #define CPUID_AMD_SVM_TSCRateCtrl	0x00000010
    513 #define CPUID_AMD_SVM_VMCBCleanBits	0x00000020
    514 #define CPUID_AMD_SVM_FlushByASID	0x00000040
    515 #define CPUID_AMD_SVM_DecodeAssist	0x00000080
    516 #define CPUID_AMD_SVM_PauseFilter	0x00000400
    517 #define CPUID_AMD_SVM_FLAGS	 "\20" \
    518 	"\1" "NP"	"\2" "LbrVirt"	"\3" "SVML"	"\4" "NRIPS" \
    519 	"\5" "TSCRate"	"\6" "VMCBCleanBits" \
    520 		"\7" "FlushByASID"	"\10" "DecodeAssist" \
    521 	"\11" "B08"	"\12" "B09"	"\13" "PauseFilter" "\14" "B11" \
    522 	"\15" "B12"	"\16" "B13"	"\17" "B17"	"\20" "B18" \
    523 	"\21" "B19"
    524 
    525 /*
    526  * Centaur Extended Feature flags
    527  */
    528 #define CPUID_VIA_HAS_RNG	0x00000004	/* Random number generator */
    529 #define CPUID_VIA_DO_RNG	0x00000008
    530 #define CPUID_VIA_HAS_ACE	0x00000040	/* AES Encryption */
    531 #define CPUID_VIA_DO_ACE	0x00000080
    532 #define CPUID_VIA_HAS_ACE2	0x00000100	/* AES+CTR instructions */
    533 #define CPUID_VIA_DO_ACE2	0x00000200
    534 #define CPUID_VIA_HAS_PHE	0x00000400	/* SHA1+SHA256 HMAC */
    535 #define CPUID_VIA_DO_PHE	0x00000800
    536 #define CPUID_VIA_HAS_PMM	0x00001000	/* RSA Instructions */
    537 #define CPUID_VIA_DO_PMM	0x00002000
    538 
    539 #define CPUID_FLAGS_PADLOCK	"\20" \
    540 	"\3" "RNG"	"\7" "AES"	"\11" "AES/CTR"	"\13" "SHA1/SHA256" \
    541 	"\15" "RSA"
    542 
    543 /*
    544  * Model-specific registers for the i386 family
    545  */
    546 #define MSR_P5_MC_ADDR		0x000	/* P5 only */
    547 #define MSR_P5_MC_TYPE		0x001	/* P5 only */
    548 #define MSR_TSC			0x010
    549 #define MSR_CESR		0x011	/* P5 only (trap on P6) */
    550 #define MSR_CTR0		0x012	/* P5 only (trap on P6) */
    551 #define MSR_CTR1		0x013	/* P5 only (trap on P6) */
    552 #define MSR_IA32_PLATFORM_ID	0x017
    553 #define MSR_APICBASE		0x01b
    554 #define MSR_EBL_CR_POWERON	0x02a
    555 #define MSR_EBC_FREQUENCY_ID	0x02c	/* PIV only */
    556 #define MSR_TEST_CTL		0x033
    557 #define MSR_BIOS_UPDT_TRIG	0x079
    558 #define MSR_BBL_CR_D0		0x088	/* PII+ only */
    559 #define MSR_BBL_CR_D1		0x089	/* PII+ only */
    560 #define MSR_BBL_CR_D2		0x08a	/* PII+ only */
    561 #define MSR_BIOS_SIGN		0x08b
    562 #define MSR_PERFCTR0		0x0c1
    563 #define MSR_PERFCTR1		0x0c2
    564 #define MSR_FSB_FREQ		0x0cd	/* Core Duo/Solo only */
    565 #define MSR_MPERF		0x0e7
    566 #define MSR_APERF		0x0e8
    567 #define MSR_IA32_EXT_CONFIG	0x0ee	/* Undocumented. Core Solo/Duo only */
    568 #define MSR_MTRRcap		0x0fe
    569 #define MSR_BBL_CR_ADDR		0x116	/* PII+ only */
    570 #define MSR_BBL_CR_DECC		0x118	/* PII+ only */
    571 #define MSR_BBL_CR_CTL		0x119	/* PII+ only */
    572 #define MSR_BBL_CR_TRIG		0x11a	/* PII+ only */
    573 #define MSR_BBL_CR_BUSY		0x11b	/* PII+ only */
    574 #define MSR_BBL_CR_CTR3		0x11e	/* PII+ only */
    575 #define MSR_SYSENTER_CS		0x174	/* PII+ only */
    576 #define MSR_SYSENTER_ESP	0x175	/* PII+ only */
    577 #define MSR_SYSENTER_EIP	0x176	/* PII+ only */
    578 #define MSR_MCG_CAP		0x179
    579 #define MSR_MCG_STATUS		0x17a
    580 #define MSR_MCG_CTL		0x17b
    581 #define MSR_EVNTSEL0		0x186
    582 #define MSR_EVNTSEL1		0x187
    583 #define MSR_PERF_STATUS		0x198	/* Pentium M */
    584 #define MSR_PERF_CTL		0x199	/* Pentium M */
    585 #define MSR_THERM_CONTROL	0x19a
    586 #define MSR_THERM_INTERRUPT	0x19b
    587 #define MSR_THERM_STATUS	0x19c
    588 #define MSR_THERM2_CTL		0x19d	/* Pentium M */
    589 #define MSR_MISC_ENABLE		0x1a0
    590 #define MSR_TEMPERATURE_TARGET	0x1a2
    591 #define MSR_DEBUGCTLMSR		0x1d9
    592 #define MSR_LASTBRANCHFROMIP	0x1db
    593 #define MSR_LASTBRANCHTOIP	0x1dc
    594 #define MSR_LASTINTFROMIP	0x1dd
    595 #define MSR_LASTINTTOIP		0x1de
    596 #define MSR_ROB_CR_BKUPTMPDR6	0x1e0
    597 #define MSR_MTRRphysBase0	0x200
    598 #define MSR_MTRRphysMask0	0x201
    599 #define MSR_MTRRphysBase1	0x202
    600 #define MSR_MTRRphysMask1	0x203
    601 #define MSR_MTRRphysBase2	0x204
    602 #define MSR_MTRRphysMask2	0x205
    603 #define MSR_MTRRphysBase3	0x206
    604 #define MSR_MTRRphysMask3	0x207
    605 #define MSR_MTRRphysBase4	0x208
    606 #define MSR_MTRRphysMask4	0x209
    607 #define MSR_MTRRphysBase5	0x20a
    608 #define MSR_MTRRphysMask5	0x20b
    609 #define MSR_MTRRphysBase6	0x20c
    610 #define MSR_MTRRphysMask6	0x20d
    611 #define MSR_MTRRphysBase7	0x20e
    612 #define MSR_MTRRphysMask7	0x20f
    613 #define MSR_MTRRphysBase8	0x210
    614 #define MSR_MTRRphysMask8	0x211
    615 #define MSR_MTRRphysBase9	0x212
    616 #define MSR_MTRRphysMask9	0x213
    617 #define MSR_MTRRphysBase10	0x214
    618 #define MSR_MTRRphysMask10	0x215
    619 #define MSR_MTRRphysBase11	0x216
    620 #define MSR_MTRRphysMask11	0x217
    621 #define MSR_MTRRphysBase12	0x218
    622 #define MSR_MTRRphysMask12	0x219
    623 #define MSR_MTRRphysBase13	0x21a
    624 #define MSR_MTRRphysMask13	0x21b
    625 #define MSR_MTRRphysBase14	0x21c
    626 #define MSR_MTRRphysMask14	0x21d
    627 #define MSR_MTRRphysBase15	0x21e
    628 #define MSR_MTRRphysMask15	0x21f
    629 #define MSR_MTRRfix64K_00000	0x250
    630 #define MSR_MTRRfix16K_80000	0x258
    631 #define MSR_MTRRfix16K_A0000	0x259
    632 #define MSR_MTRRfix4K_C0000	0x268
    633 #define MSR_MTRRfix4K_C8000	0x269
    634 #define MSR_MTRRfix4K_D0000	0x26a
    635 #define MSR_MTRRfix4K_D8000	0x26b
    636 #define MSR_MTRRfix4K_E0000	0x26c
    637 #define MSR_MTRRfix4K_E8000	0x26d
    638 #define MSR_MTRRfix4K_F0000	0x26e
    639 #define MSR_MTRRfix4K_F8000	0x26f
    640 #define MSR_CR_PAT		0x277
    641 #define MSR_MTRRdefType		0x2ff
    642 #define MSR_MC0_CTL		0x400
    643 #define MSR_MC0_STATUS		0x401
    644 #define MSR_MC0_ADDR		0x402
    645 #define MSR_MC0_MISC		0x403
    646 #define MSR_MC1_CTL		0x404
    647 #define MSR_MC1_STATUS		0x405
    648 #define MSR_MC1_ADDR		0x406
    649 #define MSR_MC1_MISC		0x407
    650 #define MSR_MC2_CTL		0x408
    651 #define MSR_MC2_STATUS		0x409
    652 #define MSR_MC2_ADDR		0x40a
    653 #define MSR_MC2_MISC		0x40b
    654 #define MSR_MC4_CTL		0x40c
    655 #define MSR_MC4_STATUS		0x40d
    656 #define MSR_MC4_ADDR		0x40e
    657 #define MSR_MC4_MISC		0x40f
    658 #define MSR_MC3_CTL		0x410
    659 #define MSR_MC3_STATUS		0x411
    660 #define MSR_MC3_ADDR		0x412
    661 #define MSR_MC3_MISC		0x413
    662 				/* 0x480 - 0x490 VMX */
    663 
    664 /*
    665  * VIA "Nehemiah" MSRs
    666  */
    667 #define MSR_VIA_RNG		0x0000110b
    668 #define MSR_VIA_RNG_ENABLE	0x00000040
    669 #define MSR_VIA_RNG_NOISE_MASK	0x00000300
    670 #define MSR_VIA_RNG_NOISE_A	0x00000000
    671 #define MSR_VIA_RNG_NOISE_B	0x00000100
    672 #define MSR_VIA_RNG_2NOISE	0x00000300
    673 #define MSR_VIA_ACE		0x00001107
    674 #define MSR_VIA_ACE_ENABLE	0x10000000
    675 
    676 /*
    677  * VIA "Eden" MSRs
    678  */
    679 #define MSR_VIA_FCR		MSR_VIA_ACE
    680 
    681 /*
    682  * AMD K6/K7 MSRs.
    683  */
    684 #define MSR_K6_UWCCR		0xc0000085
    685 #define MSR_K7_EVNTSEL0		0xc0010000
    686 #define MSR_K7_EVNTSEL1		0xc0010001
    687 #define MSR_K7_EVNTSEL2		0xc0010002
    688 #define MSR_K7_EVNTSEL3		0xc0010003
    689 #define MSR_K7_PERFCTR0		0xc0010004
    690 #define MSR_K7_PERFCTR1		0xc0010005
    691 #define MSR_K7_PERFCTR2		0xc0010006
    692 #define MSR_K7_PERFCTR3		0xc0010007
    693 
    694 /*
    695  * AMD K8 (Opteron) MSRs.
    696  */
    697 #define MSR_SYSCFG	0xc0000010
    698 
    699 #define MSR_EFER	0xc0000080		/* Extended feature enable */
    700 #define 	EFER_SCE		0x00000001	/* SYSCALL extension */
    701 #define 	EFER_LME		0x00000100	/* Long Mode Active */
    702 #define 	EFER_LMA		0x00000400	/* Long Mode Enabled */
    703 #define 	EFER_NXE		0x00000800	/* No-Execute Enabled */
    704 
    705 #define MSR_STAR	0xc0000081		/* 32 bit syscall gate addr */
    706 #define MSR_LSTAR	0xc0000082		/* 64 bit syscall gate addr */
    707 #define MSR_CSTAR	0xc0000083		/* compat syscall gate addr */
    708 #define MSR_SFMASK	0xc0000084		/* flags to clear on syscall */
    709 
    710 #define MSR_FSBASE	0xc0000100		/* 64bit offset for fs: */
    711 #define MSR_GSBASE	0xc0000101		/* 64bit offset for gs: */
    712 #define MSR_KERNELGSBASE 0xc0000102		/* storage for swapgs ins */
    713 
    714 #define MSR_VMCR	0xc0010114	/* Virtual Machine Control Register */
    715 #define 	VMCR_DPD	0x00000001	/* Debug port disable */
    716 #define 	VMCR_RINIT	0x00000002	/* intercept init */
    717 #define 	VMCR_DISA20	0x00000004	/* Disable A20 masking */
    718 #define 	VMCR_LOCK	0x00000008	/* SVM Lock */
    719 #define 	VMCR_SVMED	0x00000010	/* SVME Disable */
    720 #define MSR_SVMLOCK	0xc0010118	/* SVM Lock key */
    721 
    722 /*
    723  * These require a 'passcode' for access.  See cpufunc.h.
    724  */
    725 #define MSR_HWCR	0xc0010015
    726 #define 	HWCR_TLBCACHEDIS	0x00000008
    727 #define 	HWCR_FFDIS		0x00000040
    728 
    729 #define MSR_NB_CFG	0xc001001f
    730 #define 	NB_CFG_DISIOREQLOCK	0x0000000000000008ULL
    731 #define 	NB_CFG_DISDATMSK	0x0000001000000000ULL
    732 #define 	NB_CFG_INITAPICCPUIDLO	(1ULL << 54)
    733 
    734 #define MSR_LS_CFG	0xc0011020
    735 #define 	LS_CFG_DIS_LS2_SQUISH	0x02000000
    736 
    737 #define MSR_IC_CFG	0xc0011021
    738 #define 	IC_CFG_DIS_SEQ_PREFETCH	0x00000800
    739 
    740 #define MSR_DC_CFG	0xc0011022
    741 #define 	DC_CFG_DIS_CNV_WC_SSO	0x00000008
    742 #define 	DC_CFG_DIS_SMC_CHK_BUF	0x00000400
    743 #define 	DC_CFG_ERRATA_261	0x01000000
    744 
    745 #define MSR_BU_CFG	0xc0011023
    746 #define 	BU_CFG_ERRATA_298	0x0000000000000002ULL
    747 #define 	BU_CFG_ERRATA_254	0x0000000000200000ULL
    748 #define 	BU_CFG_ERRATA_309	0x0000000000800000ULL
    749 #define 	BU_CFG_THRL2IDXCMPDIS	0x0000080000000000ULL
    750 #define 	BU_CFG_WBPFSMCCHKDIS	0x0000200000000000ULL
    751 #define 	BU_CFG_WBENHWSBDIS	0x0001000000000000ULL
    752 
    753 #define MSR_DE_CFG	0xc0011029
    754 #define 	DE_CFG_ERRATA_721	0x00000001
    755 
    756 /* AMD Family10h MSRs */
    757 #define MSR_OSVW_ID_LENGTH		0xc0010140
    758 #define MSR_OSVW_STATUS			0xc0010141
    759 #define MSR_UCODE_AMD_PATCHLEVEL	0x0000008b
    760 #define MSR_UCODE_AMD_PATCHLOADER	0xc0010020
    761 
    762 /* X86 MSRs */
    763 #define MSR_RDTSCP_AUX			0xc0000103
    764 
    765 /*
    766  * Constants related to MTRRs
    767  */
    768 #define MTRR_N64K		8	/* numbers of fixed-size entries */
    769 #define MTRR_N16K		16
    770 #define MTRR_N4K		64
    771 
    772 /*
    773  * the following four 3-byte registers control the non-cacheable regions.
    774  * These registers must be written as three separate bytes.
    775  *
    776  * NCRx+0: A31-A24 of starting address
    777  * NCRx+1: A23-A16 of starting address
    778  * NCRx+2: A15-A12 of starting address | NCR_SIZE_xx.
    779  *
    780  * The non-cacheable region's starting address must be aligned to the
    781  * size indicated by the NCR_SIZE_xx field.
    782  */
    783 #define NCR1	0xc4
    784 #define NCR2	0xc7
    785 #define NCR3	0xca
    786 #define NCR4	0xcd
    787 
    788 #define NCR_SIZE_0K	0
    789 #define NCR_SIZE_4K	1
    790 #define NCR_SIZE_8K	2
    791 #define NCR_SIZE_16K	3
    792 #define NCR_SIZE_32K	4
    793 #define NCR_SIZE_64K	5
    794 #define NCR_SIZE_128K	6
    795 #define NCR_SIZE_256K	7
    796 #define NCR_SIZE_512K	8
    797 #define NCR_SIZE_1M	9
    798 #define NCR_SIZE_2M	10
    799 #define NCR_SIZE_4M	11
    800 #define NCR_SIZE_8M	12
    801 #define NCR_SIZE_16M	13
    802 #define NCR_SIZE_32M	14
    803 #define NCR_SIZE_4G	15
    804 
    805 /*
    806  * Performance monitor events.
    807  *
    808  * Note that 586-class and 686-class CPUs have different performance
    809  * monitors available, and they are accessed differently:
    810  *
    811  *	686-class: `rdpmc' instruction
    812  *	586-class: `rdmsr' instruction, CESR MSR
    813  *
    814  * The descriptions of these events are too lengthy to include here.
    815  * See Appendix A of "Intel Architecture Software Developer's
    816  * Manual, Volume 3: System Programming" for more information.
    817  */
    818 
    819 /*
    820  * 586-class CESR MSR format.  Lower 16 bits is CTR0, upper 16 bits
    821  * is CTR1.
    822  */
    823 
    824 #define PMC5_CESR_EVENT			0x003f
    825 #define PMC5_CESR_OS			0x0040
    826 #define PMC5_CESR_USR			0x0080
    827 #define PMC5_CESR_E			0x0100
    828 #define PMC5_CESR_P			0x0200
    829 
    830 #define PMC5_DATA_READ			0x00
    831 #define PMC5_DATA_WRITE			0x01
    832 #define PMC5_DATA_TLB_MISS		0x02
    833 #define PMC5_DATA_READ_MISS		0x03
    834 #define PMC5_DATA_WRITE_MISS		0x04
    835 #define PMC5_WRITE_M_E			0x05
    836 #define PMC5_DATA_LINES_WBACK		0x06
    837 #define PMC5_DATA_CACHE_SNOOP		0x07
    838 #define PMC5_DATA_CACHE_SNOOP_HIT	0x08
    839 #define PMC5_MEM_ACCESS_BOTH_PIPES	0x09
    840 #define PMC5_BANK_CONFLICTS		0x0a
    841 #define PMC5_MISALIGNED_DATA		0x0b
    842 #define PMC5_INST_READ			0x0c
    843 #define PMC5_INST_TLB_MISS		0x0d
    844 #define PMC5_INST_CACHE_MISS		0x0e
    845 #define PMC5_SEGMENT_REG_LOAD		0x0f
    846 #define PMC5_BRANCHES			0x12
    847 #define PMC5_BTB_HITS			0x13
    848 #define PMC5_BRANCH_TAKEN		0x14
    849 #define PMC5_PIPELINE_FLUSH		0x15
    850 #define PMC5_INST_EXECUTED		0x16
    851 #define PMC5_INST_EXECUTED_V_PIPE	0x17
    852 #define PMC5_BUS_UTILIZATION		0x18
    853 #define PMC5_WRITE_BACKUP_STALL		0x19
    854 #define PMC5_DATA_READ_STALL		0x1a
    855 #define PMC5_WRITE_E_M_STALL		0x1b
    856 #define PMC5_LOCKED_BUS			0x1c
    857 #define PMC5_IO_CYCLE			0x1d
    858 #define PMC5_NONCACHE_MEM_READ		0x1e
    859 #define PMC5_AGI_STALL			0x1f
    860 #define PMC5_FLOPS			0x22
    861 #define PMC5_BP0_MATCH			0x23
    862 #define PMC5_BP1_MATCH			0x24
    863 #define PMC5_BP2_MATCH			0x25
    864 #define PMC5_BP3_MATCH			0x26
    865 #define PMC5_HARDWARE_INTR		0x27
    866 #define PMC5_DATA_RW			0x28
    867 #define PMC5_DATA_RW_MISS		0x29
    868 
    869 /*
    870  * 686-class Event Selector MSR format.
    871  */
    872 
    873 #define PMC6_EVTSEL_EVENT		0x000000ff
    874 #define PMC6_EVTSEL_UNIT		0x0000ff00
    875 #define PMC6_EVTSEL_UNIT_SHIFT		8
    876 #define PMC6_EVTSEL_USR			(1 << 16)
    877 #define PMC6_EVTSEL_OS			(1 << 17)
    878 #define PMC6_EVTSEL_E			(1 << 18)
    879 #define PMC6_EVTSEL_PC			(1 << 19)
    880 #define PMC6_EVTSEL_INT			(1 << 20)
    881 #define PMC6_EVTSEL_EN			(1 << 22)	/* PerfEvtSel0 only */
    882 #define PMC6_EVTSEL_INV			(1 << 23)
    883 #define PMC6_EVTSEL_COUNTER_MASK	0xff000000
    884 #define PMC6_EVTSEL_COUNTER_MASK_SHIFT	24
    885 
    886 /* Data Cache Unit */
    887 #define PMC6_DATA_MEM_REFS		0x43
    888 #define PMC6_DCU_LINES_IN		0x45
    889 #define PMC6_DCU_M_LINES_IN		0x46
    890 #define PMC6_DCU_M_LINES_OUT		0x47
    891 #define PMC6_DCU_MISS_OUTSTANDING	0x48
    892 
    893 /* Instruction Fetch Unit */
    894 #define PMC6_IFU_IFETCH			0x80
    895 #define PMC6_IFU_IFETCH_MISS		0x81
    896 #define PMC6_ITLB_MISS			0x85
    897 #define PMC6_IFU_MEM_STALL		0x86
    898 #define PMC6_ILD_STALL			0x87
    899 
    900 /* L2 Cache */
    901 #define PMC6_L2_IFETCH			0x28
    902 #define PMC6_L2_LD			0x29
    903 #define PMC6_L2_ST			0x2a
    904 #define PMC6_L2_LINES_IN		0x24
    905 #define PMC6_L2_LINES_OUT		0x26
    906 #define PMC6_L2_M_LINES_INM		0x25
    907 #define PMC6_L2_M_LINES_OUTM		0x27
    908 #define PMC6_L2_RQSTS			0x2e
    909 #define PMC6_L2_ADS			0x21
    910 #define PMC6_L2_DBUS_BUSY		0x22
    911 #define PMC6_L2_DBUS_BUSY_RD		0x23
    912 
    913 /* External Bus Logic */
    914 #define PMC6_BUS_DRDY_CLOCKS		0x62
    915 #define PMC6_BUS_LOCK_CLOCKS		0x63
    916 #define PMC6_BUS_REQ_OUTSTANDING	0x60
    917 #define PMC6_BUS_TRAN_BRD		0x65
    918 #define PMC6_BUS_TRAN_RFO		0x66
    919 #define PMC6_BUS_TRANS_WB		0x67
    920 #define PMC6_BUS_TRAN_IFETCH		0x68
    921 #define PMC6_BUS_TRAN_INVAL		0x69
    922 #define PMC6_BUS_TRAN_PWR		0x6a
    923 #define PMC6_BUS_TRANS_P		0x6b
    924 #define PMC6_BUS_TRANS_IO		0x6c
    925 #define PMC6_BUS_TRAN_DEF		0x6d
    926 #define PMC6_BUS_TRAN_BURST		0x6e
    927 #define PMC6_BUS_TRAN_ANY		0x70
    928 #define PMC6_BUS_TRAN_MEM		0x6f
    929 #define PMC6_BUS_DATA_RCV		0x64
    930 #define PMC6_BUS_BNR_DRV		0x61
    931 #define PMC6_BUS_HIT_DRV		0x7a
    932 #define PMC6_BUS_HITM_DRDV		0x7b
    933 #define PMC6_BUS_SNOOP_STALL		0x7e
    934 
    935 /* Floating Point Unit */
    936 #define PMC6_FLOPS			0xc1
    937 #define PMC6_FP_COMP_OPS_EXE		0x10
    938 #define PMC6_FP_ASSIST			0x11
    939 #define PMC6_MUL			0x12
    940 #define PMC6_DIV			0x12
    941 #define PMC6_CYCLES_DIV_BUSY		0x14
    942 
    943 /* Memory Ordering */
    944 #define PMC6_LD_BLOCKS			0x03
    945 #define PMC6_SB_DRAINS			0x04
    946 #define PMC6_MISALIGN_MEM_REF		0x05
    947 #define PMC6_EMON_KNI_PREF_DISPATCHED	0x07	/* P-III only */
    948 #define PMC6_EMON_KNI_PREF_MISS		0x4b	/* P-III only */
    949 
    950 /* Instruction Decoding and Retirement */
    951 #define PMC6_INST_RETIRED		0xc0
    952 #define PMC6_UOPS_RETIRED		0xc2
    953 #define PMC6_INST_DECODED		0xd0
    954 #define PMC6_EMON_KNI_INST_RETIRED	0xd8
    955 #define PMC6_EMON_KNI_COMP_INST_RET	0xd9
    956 
    957 /* Interrupts */
    958 #define PMC6_HW_INT_RX			0xc8
    959 #define PMC6_CYCLES_INT_MASKED		0xc6
    960 #define PMC6_CYCLES_INT_PENDING_AND_MASKED 0xc7
    961 
    962 /* Branches */
    963 #define PMC6_BR_INST_RETIRED		0xc4
    964 #define PMC6_BR_MISS_PRED_RETIRED	0xc5
    965 #define PMC6_BR_TAKEN_RETIRED		0xc9
    966 #define PMC6_BR_MISS_PRED_TAKEN_RET	0xca
    967 #define PMC6_BR_INST_DECODED		0xe0
    968 #define PMC6_BTB_MISSES			0xe2
    969 #define PMC6_BR_BOGUS			0xe4
    970 #define PMC6_BACLEARS			0xe6
    971 
    972 /* Stalls */
    973 #define PMC6_RESOURCE_STALLS		0xa2
    974 #define PMC6_PARTIAL_RAT_STALLS		0xd2
    975 
    976 /* Segment Register Loads */
    977 #define PMC6_SEGMENT_REG_LOADS		0x06
    978 
    979 /* Clocks */
    980 #define PMC6_CPU_CLK_UNHALTED		0x79
    981 
    982 /* MMX Unit */
    983 #define PMC6_MMX_INSTR_EXEC		0xb0	/* Celeron, P-II, P-IIX only */
    984 #define PMC6_MMX_SAT_INSTR_EXEC		0xb1	/* P-II and P-III only */
    985 #define PMC6_MMX_UOPS_EXEC		0xb2	/* P-II and P-III only */
    986 #define PMC6_MMX_INSTR_TYPE_EXEC	0xb3	/* P-II and P-III only */
    987 #define PMC6_FP_MMX_TRANS		0xcc	/* P-II and P-III only */
    988 #define PMC6_MMX_ASSIST			0xcd	/* P-II and P-III only */
    989 #define PMC6_MMX_INSTR_RET		0xc3	/* P-II only */
    990 
    991 /* Segment Register Renaming */
    992 #define PMC6_SEG_RENAME_STALLS		0xd4	/* P-II and P-III only */
    993 #define PMC6_SEG_REG_RENAMES		0xd5	/* P-II and P-III only */
    994 #define PMC6_RET_SEG_RENAMES		0xd6	/* P-II and P-III only */
    995 
    996 /*
    997  * AMD K7 Event Selector MSR format.
    998  */
    999 
   1000 #define K7_EVTSEL_EVENT			0x000000ff
   1001 #define K7_EVTSEL_UNIT			0x0000ff00
   1002 #define K7_EVTSEL_UNIT_SHIFT		8
   1003 #define K7_EVTSEL_USR			(1 << 16)
   1004 #define K7_EVTSEL_OS			(1 << 17)
   1005 #define K7_EVTSEL_E			(1 << 18)
   1006 #define K7_EVTSEL_PC			(1 << 19)
   1007 #define K7_EVTSEL_INT			(1 << 20)
   1008 #define K7_EVTSEL_EN			(1 << 22)
   1009 #define K7_EVTSEL_INV			(1 << 23)
   1010 #define K7_EVTSEL_COUNTER_MASK		0xff000000
   1011 #define K7_EVTSEL_COUNTER_MASK_SHIFT	24
   1012 
   1013 /* Segment Register Loads */
   1014 #define K7_SEGMENT_REG_LOADS		0x20
   1015 
   1016 #define K7_STORES_TO_ACTIVE_INST_STREAM	0x21
   1017 
   1018 /* Data Cache Unit */
   1019 #define K7_DATA_CACHE_ACCESS		0x40
   1020 #define K7_DATA_CACHE_MISS		0x41
   1021 #define K7_DATA_CACHE_REFILL		0x42
   1022 #define K7_DATA_CACHE_REFILL_SYSTEM	0x43
   1023 #define K7_DATA_CACHE_WBACK		0x44
   1024 #define K7_L2_DTLB_HIT			0x45
   1025 #define K7_L2_DTLB_MISS			0x46
   1026 #define K7_MISALIGNED_DATA_REF		0x47
   1027 #define K7_SYSTEM_REQUEST		0x64
   1028 #define K7_SYSTEM_REQUEST_TYPE		0x65
   1029 
   1030 #define K7_SNOOP_HIT			0x73
   1031 #define K7_SINGLE_BIT_ECC_ERROR		0x74
   1032 #define K7_CACHE_LINE_INVAL		0x75
   1033 #define K7_CYCLES_PROCESSOR_IS_RUNNING	0x76
   1034 #define K7_L2_REQUEST			0x79
   1035 #define K7_L2_REQUEST_BUSY		0x7a
   1036 
   1037 /* Instruction Fetch Unit */
   1038 #define K7_IFU_IFETCH			0x80
   1039 #define K7_IFU_IFETCH_MISS		0x81
   1040 #define K7_IFU_REFILL_FROM_L2		0x82
   1041 #define K7_IFU_REFILL_FROM_SYSTEM	0x83
   1042 #define K7_ITLB_L1_MISS			0x84
   1043 #define K7_ITLB_L2_MISS			0x85
   1044 #define K7_SNOOP_RESYNC			0x86
   1045 #define K7_IFU_STALL			0x87
   1046 
   1047 #define K7_RETURN_STACK_HITS		0x88
   1048 #define K7_RETURN_STACK_OVERFLOW	0x89
   1049 
   1050 /* Retired */
   1051 #define K7_RETIRED_INST			0xc0
   1052 #define K7_RETIRED_OPS			0xc1
   1053 #define K7_RETIRED_BRANCHES		0xc2
   1054 #define K7_RETIRED_BRANCH_MISPREDICTED	0xc3
   1055 #define K7_RETIRED_TAKEN_BRANCH		0xc4
   1056 #define K7_RETIRED_TAKEN_BRANCH_MISPREDICTED	0xc5
   1057 #define K7_RETIRED_FAR_CONTROL_TRANSFER	0xc6
   1058 #define K7_RETIRED_RESYNC_BRANCH	0xc7
   1059 #define K7_RETIRED_NEAR_RETURNS		0xc8
   1060 #define K7_RETIRED_NEAR_RETURNS_MISPREDICTED	0xc9
   1061 #define K7_RETIRED_INDIRECT_MISPREDICTED	0xca
   1062 
   1063 /* Interrupts */
   1064 #define K7_CYCLES_INT_MASKED		0xcd
   1065 #define K7_CYCLES_INT_PENDING_AND_MASKED	0xce
   1066 #define K7_HW_INTR_RECV			0xcf
   1067 
   1068 #define K7_INSTRUCTION_DECODER_EMPTY	0xd0
   1069 #define K7_DISPATCH_STALLS		0xd1
   1070 #define K7_BRANCH_ABORTS_TO_RETIRE	0xd2
   1071 #define K7_SERIALIZE			0xd3
   1072 #define K7_SEGMENT_LOAD_STALL		0xd4
   1073 #define K7_ICU_FULL			0xd5
   1074 #define K7_RESERVATION_STATIONS_FULL	0xd6
   1075 #define K7_FPU_FULL			0xd7
   1076 #define K7_LS_FULL			0xd8
   1077 #define K7_ALL_QUIET_STALL		0xd9
   1078 #define K7_FAR_TRANSFER_OR_RESYNC_BRANCH_PENDING	0xda
   1079 
   1080 #define K7_BP0_MATCH			0xdc
   1081 #define K7_BP1_MATCH			0xdd
   1082 #define K7_BP2_MATCH			0xde
   1083 #define K7_BP3_MATCH			0xdf
   1084