x86_archext.h revision 7aec1d6e253b21f9e9b7ef68b4d81ab9859b51fe
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License, Version 1.0 only
* (the "License"). You may not use this file except in compliance
* with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* or http://www.opensolaris.org/os/licensing.
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright 2006 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _SYS_X86_ARCHEXT_H
#define _SYS_X86_ARCHEXT_H
#pragma ident "%Z%%M% %I% %E% SMI"
#if !defined(_ASM)
#include <sys/regset.h>
#include <sys/processor.h>
#include <vm/seg_enum.h>
#include <vm/page.h>
#endif /* _ASM */
#ifdef __cplusplus
extern "C" {
#endif
/*
* cpuid instruction feature flags in %edx (standard function 1)
*/
#define CPUID_INTC_EDX_FPU 0x00000001 /* x87 fpu present */
#define CPUID_INTC_EDX_VME 0x00000002 /* virtual-8086 extension */
#define CPUID_INTC_EDX_DE 0x00000004 /* debugging extensions */
#define CPUID_INTC_EDX_PSE 0x00000008 /* page size extension */
#define CPUID_INTC_EDX_TSC 0x00000010 /* time stamp counter */
#define CPUID_INTC_EDX_MSR 0x00000020 /* rdmsr and wrmsr */
#define CPUID_INTC_EDX_PAE 0x00000040 /* physical addr extension */
#define CPUID_INTC_EDX_MCE 0x00000080 /* machine check exception */
#define CPUID_INTC_EDX_CX8 0x00000100 /* cmpxchg8b instruction */
#define CPUID_INTC_EDX_APIC 0x00000200 /* local APIC */
/* 0x400 - reserved */
#define CPUID_INTC_EDX_SEP 0x00000800 /* sysenter and sysexit */
#define CPUID_INTC_EDX_MTRR 0x00001000 /* memory type range reg */
#define CPUID_INTC_EDX_PGE 0x00002000 /* page global enable */
#define CPUID_INTC_EDX_MCA 0x00004000 /* machine check arch */
#define CPUID_INTC_EDX_CMOV 0x00008000 /* conditional move insns */
#define CPUID_INTC_EDX_PAT 0x00010000 /* page attribute table */
#define CPUID_INTC_EDX_PSE36 0x00020000 /* 36-bit pagesize extension */
#define CPUID_INTC_EDX_PSN 0x00040000 /* processor serial number */
#define CPUID_INTC_EDX_CLFSH 0x00080000 /* clflush instruction */
/* 0x100000 - reserved */
#define CPUID_INTC_EDX_DS 0x00200000 /* debug store exists */
#define CPUID_INTC_EDX_ACPI 0x00400000 /* monitoring + clock ctrl */
#define CPUID_INTC_EDX_MMX 0x00800000 /* MMX instructions */
#define CPUID_INTC_EDX_FXSR 0x01000000 /* fxsave and fxrstor */
#define CPUID_INTC_EDX_SSE 0x02000000 /* streaming SIMD extensions */
#define CPUID_INTC_EDX_SSE2 0x04000000 /* SSE extensions */
#define CPUID_INTC_EDX_SS 0x08000000 /* self-snoop */
#define CPUID_INTC_EDX_HTT 0x10000000 /* Hyper Thread Technology */
#define CPUID_INTC_EDX_TM 0x20000000 /* thermal monitoring */
/* 0x40000000 - reserved */
#define CPUID_INTC_EDX_PBE 0x80000000 /* Pending Break Enable */
#define FMT_CPUID_INTC_EDX \
"\20" \
"\40pbe\36tm\35htt\34ss\33sse2\32sse\31fxsr" \
"\30mmx\27acpi\26ds\24clfsh\23psn\22pse36\21pat"\
"\20cmov\17mca\16pge\15mtrr\14sep\12apic\11cx8" \
"\10mce\7pae\6msr\5tsc\4pse\3de\2vme\1fpu"
/*
* cpuid instruction feature flags in %ecx (standard function 1)
*/
#define CPUID_INTC_ECX_SSE3 0x00000001 /* Yet more SSE extensions */
/* 0x00000002 - reserved */
/* 0x00000004 - reserved */
#define CPUID_INTC_ECX_MON 0x00000008 /* MONITOR/MWAIT */
#define CPUID_INTC_ECX_DSCPL 0x00000010 /* CPL-qualified debug store */
/* 0x00000020 - reserved */
/* 0x00000040 - reserved */
#define CPUID_INTC_ECX_EST 0x00000080 /* enhanced SpeedStep */
#define CPUID_INTC_ECX_TM2 0x00000100 /* thermal monitoring */
/* 0x00000200 - reserved */
#define CPUID_INTC_ECX_CID 0x00000400 /* L1 context ID */
/* 0x00000800 - reserved */
/* 0x00001000 - reserved */
/* 0x00002000 - reserved */
#define CPUID_INTC_ECX_CX16 0x00002000 /* CMPXCHG16B */
#define CPUID_INTC_ECX_XTPR 0x00004000 /* disable task pri messages */
#define FMT_CPUID_INTC_ECX \
"\20" \
"\20\17xtpr\16cx16\13cid\11tm2" \
"\10est\5dscpl\4monitor\1sse3"
/*
* cpuid instruction feature flags in %edx (extended function 0x80000001)
*/
#define CPUID_AMD_EDX_FPU 0x00000001 /* x87 fpu present */
#define CPUID_AMD_EDX_VME 0x00000002 /* virtual-8086 extension */
#define CPUID_AMD_EDX_DE 0x00000004 /* debugging extensions */
#define CPUID_AMD_EDX_PSE 0x00000008 /* page size extensions */
#define CPUID_AMD_EDX_TSC 0x00000010 /* time stamp counter */
#define CPUID_AMD_EDX_MSR 0x00000020 /* rdmsr and wrmsr */
#define CPUID_AMD_EDX_PAE 0x00000040 /* physical addr extension */
#define CPUID_AMD_EDX_MCE 0x00000080 /* machine check exception */
#define CPUID_AMD_EDX_CX8 0x00000100 /* cmpxchg8b instruction */
#define CPUID_AMD_EDX_APIC 0x00000200 /* local APIC */
/* 0x00000400 - sysc on K6m6 */
#define CPUID_AMD_EDX_SYSC 0x00000800 /* AMD: syscall and sysret */
#define CPUID_AMD_EDX_MTRR 0x00001000 /* memory type and range reg */
#define CPUID_AMD_EDX_PGE 0x00002000 /* page global enable */
#define CPUID_AMD_EDX_MCA 0x00004000 /* machine check arch */
#define CPUID_AMD_EDX_CMOV 0x00008000 /* conditional move insns */
#define CPUID_AMD_EDX_PAT 0x00010000 /* page attribute table */
#define CPUID_AMD_EDX_PSE36 0x00020000 /* 36-bit pagesize extension */
/* 0x00040000 - reserved */
/* 0x00080000 - reserved */
#define CPUID_AMD_EDX_NX 0x00100000 /* AMD: no-execute page prot */
/* 0x00200000 - reserved */
#define CPUID_AMD_EDX_MMXamd 0x00400000 /* AMD: MMX extensions */
#define CPUID_AMD_EDX_MMX 0x00800000 /* MMX instructions */
#define CPUID_AMD_EDX_FXSR 0x01000000 /* fxsave and fxrstor */
/* 0x02000000 - reserved */
/* 0x04000000 - reserved */
/* 0x08000000 - reserved */
/* 0x10000000 - reserved */
#define CPUID_AMD_EDX_LM 0x20000000 /* AMD: long mode */
#define CPUID_AMD_EDX_3DNowx 0x40000000 /* AMD: extensions to 3DNow! */
#define CPUID_AMD_EDX_3DNow 0x80000000 /* AMD: 3DNow! instructions */
#define FMT_CPUID_AMD_EDX \
"\20" \
"\40a3d\37a3d+\36lm\31fxsr" \
"\30mmx\27mmxext\25nx\22pse\21pat" \
"\20cmov\17mca\16pge\15mtrr\14syscall\12apic\11cx8" \
"\10mce\7pae\6msr\5tsc\4pse\3de\2vme\1fpu"
#define CPUID_AMD_ECX_CMP_LEGACY 0x00000010 /* AMD: multi-core chip */
#define FMT_CPUID_AMD_ECX \
"\20" \
"\1htvalid"
#define P5_MCHADDR 0x0
#define P5_CESR 0x11
#define P5_CTR0 0x12
#define P5_CTR1 0x13
#define K5_MCHADDR 0x0
#define K5_MCHTYPE 0x01
#define K5_TSC 0x10
#define K5_TR12 0x12
#define REG_MTRRCAP 0xfe
#define REG_MTRRDEF 0x2ff
#define REG_MTRR64K 0x250
#define REG_MTRR16K1 0x258
#define REG_MTRR16K2 0x259
#define REG_MTRR4K1 0x268
#define REG_MTRR4K2 0x269
#define REG_MTRR4K3 0x26a
#define REG_MTRR4K4 0x26b
#define REG_MTRR4K5 0x26c
#define REG_MTRR4K6 0x26d
#define REG_MTRR4K7 0x26e
#define REG_MTRR4K8 0x26f
#define REG_MTRRPAT 0x277
#define REG_MTRRPHYSBASE0 0x200
#define REG_MTRRPHYSMASK7 0x20f
#define REG_MC0_CTL 0x400
#define REG_MC5_MISC 0x417
#define REG_PERFCTR0 0xc1
#define REG_PERFCTR1 0xc2
#define REG_PERFEVNT0 0x186
#define REG_PERFEVNT1 0x187
#define REG_TSC 0x10 /* timestamp counter */
#define REG_APIC_BASE_MSR 0x1b
#define MSR_DEBUGCTL 0x1d9
#define DEBUGCTL_LBR 0x01
#define DEBUGCTL_BTF 0x02
/* Intel P6, AMD */
#define MSR_LBR_FROM 0x1db
#define MSR_LBR_TO 0x1dc
#define MSR_LEX_FROM 0x1dd
#define MSR_LEX_TO 0x1de
/* Intel P4 (pre-Prescott, non P4 M) */
#define MSR_P4_LBSTK_TOS 0x1da
#define MSR_P4_LBSTK_0 0x1db
#define MSR_P4_LBSTK_1 0x1dc
#define MSR_P4_LBSTK_2 0x1dd
#define MSR_P4_LBSTK_3 0x1de
/* Intel Pentium M */
#define MSR_P6M_LBSTK_TOS 0x1c9
#define MSR_P6M_LBSTK_0 0x040
#define MSR_P6M_LBSTK_1 0x041
#define MSR_P6M_LBSTK_2 0x042
#define MSR_P6M_LBSTK_3 0x043
#define MSR_P6M_LBSTK_4 0x044
#define MSR_P6M_LBSTK_5 0x045
#define MSR_P6M_LBSTK_6 0x046
#define MSR_P6M_LBSTK_7 0x047
/* Intel P4 (Prescott) */
#define MSR_PRP4_LBSTK_TOS 0x1da
#define MSR_PRP4_LBSTK_FROM_0 0x680
#define MSR_PRP4_LBSTK_FROM_1 0x681
#define MSR_PRP4_LBSTK_FROM_2 0x682
#define MSR_PRP4_LBSTK_FROM_3 0x683
#define MSR_PRP4_LBSTK_FROM_4 0x684
#define MSR_PRP4_LBSTK_FROM_5 0x685
#define MSR_PRP4_LBSTK_FROM_6 0x686
#define MSR_PRP4_LBSTK_FROM_7 0x687
#define MSR_PRP4_LBSTK_FROM_8 0x688
#define MSR_PRP4_LBSTK_FROM_9 0x689
#define MSR_PRP4_LBSTK_FROM_10 0x68a
#define MSR_PRP4_LBSTK_FROM_11 0x68b
#define MSR_PRP4_LBSTK_FROM_12 0x68c
#define MSR_PRP4_LBSTK_FROM_13 0x68d
#define MSR_PRP4_LBSTK_FROM_14 0x68e
#define MSR_PRP4_LBSTK_FROM_15 0x68f
#define MSR_PRP4_LBSTK_TO_0 0x6c0
#define MSR_PRP4_LBSTK_TO_1 0x6c1
#define MSR_PRP4_LBSTK_TO_2 0x6c2
#define MSR_PRP4_LBSTK_TO_3 0x6c3
#define MSR_PRP4_LBSTK_TO_4 0x6c4
#define MSR_PRP4_LBSTK_TO_5 0x6c5
#define MSR_PRP4_LBSTK_TO_6 0x6c6
#define MSR_PRP4_LBSTK_TO_7 0x6c7
#define MSR_PRP4_LBSTK_TO_8 0x6c8
#define MSR_PRP4_LBSTK_TO_9 0x6c9
#define MSR_PRP4_LBSTK_TO_10 0x6ca
#define MSR_PRP4_LBSTK_TO_11 0x6cb
#define MSR_PRP4_LBSTK_TO_12 0x6cc
#define MSR_PRP4_LBSTK_TO_13 0x6cd
#define MSR_PRP4_LBSTK_TO_14 0x6ce
#define MSR_PRP4_LBSTK_TO_15 0x6cf
#define MCI_CTL_VALUE 0xffffffff
#define MTRRTYPE_MASK 0xff
#define MTRRCAP_FIX 0x100
#define MTRRCAP_VCNTMASK 0xff
#define MTRRCAP_USWC 0x400
#define MTRRDEF_E 0x800
#define MTRRDEF_FE 0x400
#define MTRRPHYSMASK_V 0x800
#define MTRR_TYPE_UC 0
#define MTRR_TYPE_WC 1
#define MTRR_TYPE_WT 4
#define MTRR_TYPE_WP 5
#define MTRR_TYPE_WB 6
/*
* Page attribute table is setup in the following way
* PAT0 Write-BACK
* PAT1 Write-Through
* PAT2 Unchacheable
* PAT3 Uncacheable
* PAT4 Uncacheable
* PAT5 Write-Protect
* PAT6 Write-Combine
* PAT7 Uncacheable
*/
#define PAT_DEFAULT_ATTRIBUTE \
((uint64_t)MTRR_TYPE_WC << 48)|((uint64_t)MTRR_TYPE_WP << 40)| \
(MTRR_TYPE_WT << 8)|(MTRR_TYPE_WB)
#define MTRR_SETTYPE(a, t) ((a &= (uint64_t)~0xff),\
(a |= ((t) & 0xff)))
#define MTRR_SETVINVALID(a) ((a) &= ~MTRRPHYSMASK_V)
#define MTRR_SETVBASE(a, b, t) ((a) =\
((((uint64_t)(b)) & 0xffffff000)|\
(((uint32_t)(t)) & 0xff)))
#define MTRR_SETVMASK(a, s, v) ((a) =\
((~(((uint64_t)(s)) - 1) & 0xffffff000)|\
(((uint32_t)(v)) << 11)))
#define MTRR_GETVBASE(a) (((uint64_t)(a)) & 0xffffff000)
#define MTRR_GETVTYPE(a) (((uint64_t)(a)) & 0xff)
#define MTRR_GETVSIZE(a) ((~((uint64_t)(a)) + 1) & 0xffffff000)
#define MAX_MTRRVAR 8
#if !defined(_ASM)
typedef struct mtrrvar {
uint64_t mtrrphys_base;
uint64_t mtrrphys_mask;
} mtrrvar_t;
#endif /* _ASM */
#define X86_LARGEPAGE 0x00000001
#define X86_TSC 0x00000002
#define X86_MSR 0x00000004
#define X86_MTRR 0x00000008
#define X86_PGE 0x00000010
#define X86_CMOV 0x00000040
#define X86_MMX 0x00000080
#define X86_MCA 0x00000100
#define X86_PAE 0x00000200
#define X86_CX8 0x00000400
#define X86_PAT 0x00000800
#define X86_SEP 0x00001000
#define X86_SSE 0x00002000
#define X86_SSE2 0x00004000
#define X86_HTT 0x00008000
#define X86_ASYSC 0x00010000
#define X86_NX 0x00020000
#define X86_SSE3 0x00040000
#define X86_CX16 0x00080000
#define X86_CMP 0x00100000
#define X86_CPUID 0x01000000
#define FMT_X86_FEATURE \
"\20" \
"\31cpuid" \
"\25cmp\24cx16\23sse3\22nx\21asysc" \
"\20htt\17sse2\16sse\15sep\14pat\13cx8\12pae\11mca" \
"\10mmx\7cmov\5pge\4mtrr\3msr\2tsc\1lgpg"
/*
* x86_type is a legacy concept; this is supplanted
* for most purposes by x86_feature; modern CPUs
* should be X86_TYPE_OTHER
*/
#define X86_TYPE_OTHER 0
#define X86_TYPE_486 1
#define X86_TYPE_P5 2
#define X86_TYPE_P6 3
#define X86_TYPE_CYRIX_486 4
#define X86_TYPE_CYRIX_6x86L 5
#define X86_TYPE_CYRIX_6x86 6
#define X86_TYPE_CYRIX_GXm 7
#define X86_TYPE_CYRIX_6x86MX 8
#define X86_TYPE_CYRIX_MediaGX 9
#define X86_TYPE_CYRIX_MII 10
#define X86_TYPE_VIA_CYRIX_III 11
#define X86_TYPE_P4 12
/*
* x86_vendor allows us to select between
* implementation features and helps guide
* the interpretation of the cpuid instruction.
*/
#define X86_VENDOR_Intel 0 /* GenuineIntel */
#define X86_VENDOR_IntelClone 1 /* (an Intel clone) */
#define X86_VENDOR_AMD 2 /* AuthenticAMD */
#define X86_VENDOR_Cyrix 3 /* CyrixInstead */
#define X86_VENDOR_UMC 4 /* UMC UMC UMC */
#define X86_VENDOR_NexGen 5 /* NexGenDriven */
#define X86_VENDOR_Centaur 6 /* CentaurHauls */
#define X86_VENDOR_Rise 7 /* RiseRiseRise */
#define X86_VENDOR_SiS 8 /* SiS SiS SiS */
#define X86_VENDOR_TM 9 /* GenuineTMx86 */
#define X86_VENDOR_NSC 10 /* Geode by NSC */
#define X86_VENDOR_STRLEN 13 /* vendor string max len + \0 */
#if !defined(_ASM)
#if defined(_KERNEL) || defined(_KMEMUSER)
extern uint_t x86_feature;
extern uint_t x86_type;
extern uint_t x86_vendor;
extern ulong_t cr4_value;
extern uint_t pentiumpro_bug4046376;
extern uint_t pentiumpro_bug4064495;
extern uint_t enable486;
extern const char CyrixInstead[];
#endif
#if defined(_KERNEL)
/*
* This structure is used to pass arguments and get return values back
* from the CPUID instruction in __cpuid_insn() routine.
*/
struct cpuid_regs {
uint32_t cp_eax;
uint32_t cp_ebx;
uint32_t cp_ecx;
uint32_t cp_edx;
};
extern uint64_t rdmsr(uint_t);
extern void wrmsr(uint_t, const uint64_t);
extern void invalidate_cache(void);
extern ulong_t getcr4(void);
extern void setcr4(ulong_t);
extern void mtrr_sync(void);
extern void cpu_fast_syscall_enable(void *);
extern void cpu_fast_syscall_disable(void *);
struct cpu;
extern int cpuid_checkpass(struct cpu *, int);
extern uint32_t cpuid_insn(struct cpu *, struct cpuid_regs *);
extern uint32_t __cpuid_insn(struct cpuid_regs *);
extern int cpuid_getbrandstr(struct cpu *, char *, size_t);
extern int cpuid_getidstr(struct cpu *, char *, size_t);
extern const char *cpuid_getvendorstr(struct cpu *);
extern uint_t cpuid_getvendor(struct cpu *);
extern uint_t cpuid_getfamily(struct cpu *);
extern uint_t cpuid_getmodel(struct cpu *);
extern uint_t cpuid_getstep(struct cpu *);
extern uint_t cpuid_get_ncpu_per_chip(struct cpu *);
extern uint_t cpuid_get_ncore_per_chip(struct cpu *);
extern int cpuid_is_cmt(struct cpu *);
extern int cpuid_syscall32_insn(struct cpu *);
extern int getl2cacheinfo(struct cpu *, int *, int *, int *);
extern int cpuid_opteron_erratum(struct cpu *, uint_t);
struct cpuid_info;
extern void setx86isalist(void);
extern uint_t cpuid_pass1(struct cpu *);
extern void cpuid_pass2(struct cpu *);
extern void cpuid_pass3(struct cpu *);
extern uint_t cpuid_pass4(struct cpu *);
extern void add_cpunode2devtree(processorid_t, struct cpuid_info *);
extern void cpuid_get_addrsize(struct cpu *, uint_t *, uint_t *);
extern uint_t cpuid_get_dtlb_nent(struct cpu *, size_t);
extern uint_t workaround_errata(struct cpu *);
#if defined(OPTERON_ERRATUM_93)
extern int opteron_erratum_93;
#endif
#if defined(OPTERON_ERRATUM_91)
extern int opteron_erratum_91;
#endif
#if defined(OPTERON_ERRATUM_100)
extern int opteron_erratum_100;
#endif
#if defined(OPTERON_ERRATUM_121)
extern int opteron_erratum_121;
#endif
#endif /* _KERNEL */
#endif
#ifdef __cplusplus
}
#endif
#endif /* _SYS_X86_ARCHEXT_H */