/*
- * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000-2012 Apple Inc. All rights reserved.
*
- * @APPLE_LICENSE_HEADER_START@
- *
- * Copyright (c) 1999-2003 Apple Computer, Inc. All Rights Reserved.
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
*
* This file contains Original Code and/or Modifications of Original Code
* as defined in and that are subject to the Apple Public Source License
* Version 2.0 (the 'License'). You may not use this file except in
- * compliance with the License. Please obtain a copy of the License at
- * http://www.opensource.apple.com/apsl/ and read it before using this
- * file.
+ * compliance with the License. The rights granted to you under the License
+ * may not be used to create, or enable the creation or redistribution of,
+ * unlawful or unlicensed copies of an Apple operating system, or to
+ * circumvent, violate, or enable the circumvention or violation of, any
+ * terms of an Apple operating system software license agreement.
+ *
+ * Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this file.
*
* The Original Code and all software distributed under the License are
* distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
* Please see the License for the specific language governing rights and
* limitations under the License.
*
- * @APPLE_LICENSE_HEADER_END@
+ * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
*/
/*
* @OSF_COPYRIGHT@
/*
* CR4
*/
-#define CR4_MCE 0x00000040 /* p5: Machine Check Exceptions */
-#define CR4_PSE 0x00000010 /* p5: Page Size Extensions */
-#define CR4_DE 0x00000008 /* p5: Debugging Extensions */
-#define CR4_TSD 0x00000004 /* p5: Time Stamp Disable */
-#define CR4_PVI 0x00000002 /* p5: Protected-mode Virtual Interrupts */
-#define CR4_VME 0x00000001 /* p5: Virtual-8086 Mode Extensions */
+#define CR4_SEE 0x00008000 /* Secure Enclave Enable XXX */
+#define CR4_SMAP 0x00200000 /* Supervisor-Mode Access Protect */
+#define CR4_SMEP 0x00100000 /* Supervisor-Mode Execute Protect */
+#define CR4_OSXSAVE 0x00040000 /* OS supports XSAVE */
+#define CR4_PCIDE 0x00020000 /* PCID Enable */
+#define CR4_RDWRFSGS 0x00010000 /* RDWRFSGS Enable */
+#define CR4_SMXE 0x00004000 /* Enable SMX operation */
+#define CR4_VMXE 0x00002000 /* Enable VMX operation */
+#define CR4_OSXMM 0x00000400 /* SSE/SSE2 exception support in OS */
+#define CR4_OSFXS 0x00000200 /* SSE/SSE2 OS supports FXSave */
+#define CR4_PCE 0x00000100 /* Performance-Monitor Count Enable */
+#define CR4_PGE 0x00000080 /* Page Global Enable */
+#define CR4_MCE 0x00000040 /* Machine Check Exceptions */
+#define CR4_PAE 0x00000020 /* Physical Address Extensions */
+#define CR4_PSE 0x00000010 /* Page Size Extensions */
+#define CR4_DE 0x00000008 /* Debugging Extensions */
+#define CR4_TSD 0x00000004 /* Time Stamp Disable */
+#define CR4_PVI 0x00000002 /* Protected-mode Virtual Interrupts */
+#define CR4_VME 0x00000001 /* Virtual-8086 Mode Extensions */
+
+/*
+ * XCR0 - XFEATURE_ENABLED_MASK (a.k.a. XFEM) register
+ */
+#define XCR0_X87 (1ULL << 0) /* x87, FPU/MMX (always set) */
+#define XCR0_SSE (1ULL << 1) /* SSE supported by XSAVE/XRESTORE */
+#define XCR0_YMM (1ULL << 2) /* YMM state available */
+#define XCR0_BNDREGS (1ULL << 3) /* MPX Bounds register state */
+#define XCR0_BNDCSR (1ULL << 4) /* MPX Bounds configuration/state */
+#if !defined(RC_HIDE_XNU_J137)
+#define XCR0_OPMASK (1ULL << 5) /* Opmask register state */
+#define XCR0_ZMM_HI256 (1ULL << 6) /* ZMM upper 256-bit state */
+#define XCR0_HI16_ZMM (1ULL << 7) /* ZMM16..ZMM31 512-bit state */
+#endif /* not RC_HIDE_XNU_J137 */
+#define XFEM_X87 XCR0_X87
+#define XFEM_SSE XCR0_SSE
+#define XFEM_YMM XCR0_YMM
+#define XFEM_BNDREGS XCR0_BNDREGS
+#define XFEM_BNDCSR XCR0_BNDCSR
+#if !defined(XNU_HODE_J137)
+#define XFEM_OPMASK XCR0_OPMASK
+#define XFEM_ZMM_HI256 XCR0_ZMM_HI256
+#define XFEM_HI16_ZMM XCR0_HI16_ZMM
+#define XFEM_ZMM (XFEM_ZMM_HI256 | XFEM_HI16_ZMM | XFEM_OPMASK)
+#endif /* not XNU_HODE_J137 */
+#define XCR0 (0)
+
+#define PMAP_PCID_PRESERVE (1ULL << 63)
+#define PMAP_PCID_MASK (0xFFF)
+
+/*
+ * If thread groups are needed for x86, set this to 1
+ */
+#define CONFIG_THREAD_GROUPS 0
#ifndef ASSEMBLER
-extern unsigned int get_cr0(void);
-extern void set_cr0(
- unsigned int value);
-extern unsigned int get_cr2(void);
-extern unsigned int get_cr3(void);
-extern void set_cr3(
- unsigned int value);
-extern unsigned int get_cr4(void);
-extern void set_cr4(
- unsigned int value);
-
-#define set_ts() \
- set_cr0(get_cr0() | CR0_TS)
-extern void clear_ts(void);
-
-extern unsigned short get_tr(void);
-extern void set_tr(
- unsigned int seg);
-
-extern unsigned short get_ldt(void);
-extern void set_ldt(
- unsigned int seg);
-#ifdef __GNUC__
-extern __inline__ unsigned int get_cr0(void)
-{
- register unsigned int cr0;
+
+#include <sys/cdefs.h>
+#include <stdint.h>
+
+__BEGIN_DECLS
+
+#define set_ts() set_cr0(get_cr0() | CR0_TS)
+
+static inline uint16_t get_es(void)
+{
+ uint16_t es;
+ __asm__ volatile("mov %%es, %0" : "=r" (es));
+ return es;
+}
+
+static inline void set_es(uint16_t es)
+{
+ __asm__ volatile("mov %0, %%es" : : "r" (es));
+}
+
+static inline uint16_t get_ds(void)
+{
+ uint16_t ds;
+ __asm__ volatile("mov %%ds, %0" : "=r" (ds));
+ return ds;
+}
+
+static inline void set_ds(uint16_t ds)
+{
+ __asm__ volatile("mov %0, %%ds" : : "r" (ds));
+}
+
+static inline uint16_t get_fs(void)
+{
+ uint16_t fs;
+ __asm__ volatile("mov %%fs, %0" : "=r" (fs));
+ return fs;
+}
+
+static inline void set_fs(uint16_t fs)
+{
+ __asm__ volatile("mov %0, %%fs" : : "r" (fs));
+}
+
+static inline uint16_t get_gs(void)
+{
+ uint16_t gs;
+ __asm__ volatile("mov %%gs, %0" : "=r" (gs));
+ return gs;
+}
+
+static inline void set_gs(uint16_t gs)
+{
+ __asm__ volatile("mov %0, %%gs" : : "r" (gs));
+}
+
+static inline uint16_t get_ss(void)
+{
+ uint16_t ss;
+ __asm__ volatile("mov %%ss, %0" : "=r" (ss));
+ return ss;
+}
+
+static inline void set_ss(uint16_t ss)
+{
+ __asm__ volatile("mov %0, %%ss" : : "r" (ss));
+}
+
+static inline uintptr_t get_cr0(void)
+{
+ uintptr_t cr0;
__asm__ volatile("mov %%cr0, %0" : "=r" (cr0));
return(cr0);
}
-extern __inline__ void set_cr0(unsigned int value)
+static inline void set_cr0(uintptr_t value)
{
__asm__ volatile("mov %0, %%cr0" : : "r" (value));
}
-extern __inline__ unsigned int get_cr2(void)
+static inline uintptr_t get_cr2(void)
{
- register unsigned int cr2;
+ uintptr_t cr2;
__asm__ volatile("mov %%cr2, %0" : "=r" (cr2));
return(cr2);
}
-#if NCPUS > 1 && AT386
-/*
- * get_cr3 and set_cr3 are more complicated for the MPs. cr3 is where
- * the cpu number gets stored. The MP versions live in locore.s
- */
-#else /* NCPUS > 1 && AT386 */
-extern __inline__ unsigned int get_cr3(void)
+static inline uintptr_t get_cr3_raw(void)
{
- register unsigned int cr3;
+ uintptr_t cr3;
__asm__ volatile("mov %%cr3, %0" : "=r" (cr3));
return(cr3);
}
-extern __inline__ void set_cr3(unsigned int value)
+static inline void set_cr3_raw(uintptr_t value)
{
__asm__ volatile("mov %0, %%cr3" : : "r" (value));
}
-#endif /* NCPUS > 1 && AT386 */
-extern __inline__ void clear_ts(void)
+static inline uintptr_t get_cr3_base(void)
+{
+ uintptr_t cr3;
+ __asm__ volatile("mov %%cr3, %0" : "=r" (cr3));
+ return(cr3 & ~(0xFFFULL));
+}
+
+static inline void set_cr3_composed(uintptr_t base, uint16_t pcid, uint64_t preserve)
+{
+ __asm__ volatile("mov %0, %%cr3" : : "r" (base | pcid | ( (preserve) << 63) ) );
+}
+
+static inline uintptr_t get_cr4(void)
+{
+ uintptr_t cr4;
+ __asm__ volatile("mov %%cr4, %0" : "=r" (cr4));
+ return(cr4);
+}
+
+static inline void set_cr4(uintptr_t value)
+{
+ __asm__ volatile("mov %0, %%cr4" : : "r" (value));
+}
+
+static inline uintptr_t x86_get_flags(void)
+{
+ uintptr_t erflags;
+ __asm__ volatile("pushf; pop %0" : "=r" (erflags));
+ return erflags;
+}
+
+static inline void clear_ts(void)
{
__asm__ volatile("clts");
}
-extern __inline__ unsigned short get_tr(void)
+static inline unsigned short get_tr(void)
{
unsigned short seg;
__asm__ volatile("str %0" : "=rm" (seg));
return(seg);
}
-extern __inline__ void set_tr(unsigned int seg)
+static inline void set_tr(unsigned int seg)
{
__asm__ volatile("ltr %0" : : "rm" ((unsigned short)(seg)));
}
-extern __inline__ unsigned short get_ldt(void)
+static inline unsigned short sldt(void)
{
unsigned short seg;
__asm__ volatile("sldt %0" : "=rm" (seg));
return(seg);
}
-extern __inline__ void set_ldt(unsigned int seg)
+static inline void lldt(unsigned int seg)
{
__asm__ volatile("lldt %0" : : "rm" ((unsigned short)(seg)));
}
-extern __inline__ void flush_tlb(void)
+static inline void lgdt(uintptr_t *desc)
+{
+ __asm__ volatile("lgdt %0" : : "m" (*desc));
+}
+
+static inline void lidt(uintptr_t *desc)
+{
+ __asm__ volatile("lidt %0" : : "m" (*desc));
+}
+
+static inline void swapgs(void)
+{
+ __asm__ volatile("swapgs");
+}
+
+static inline void hlt(void)
+{
+ __asm__ volatile("hlt");
+}
+
+#ifdef MACH_KERNEL_PRIVATE
+
+static inline void flush_tlb_raw(void)
{
- unsigned long cr3_temp;
- __asm__ volatile("movl %%cr3, %0; movl %0, %%cr3" : "=r" (cr3_temp) :: "memory");
+ uintptr_t cr4 = get_cr4();
+ if (cr4 & CR4_PGE) {
+ set_cr4(cr4 & ~CR4_PGE);
+ set_cr4(cr4 | CR4_PGE);
+ } else {
+ set_cr3_raw(get_cr3_raw());
+ }
}
+extern int rdmsr64_carefully(uint32_t msr, uint64_t *val);
+extern int wrmsr64_carefully(uint32_t msr, uint64_t val);
+#endif /* MACH_KERNEL_PRIVATE */
-extern __inline__ void invlpg(unsigned long addr)
+static inline void wbinvd(void)
+{
+ __asm__ volatile("wbinvd");
+}
+
+static inline void invlpg(uintptr_t addr)
{
__asm__ volatile("invlpg (%0)" :: "r" (addr) : "memory");
}
-#endif /* __GNUC__ */
+
+static inline void clac(void)
+{
+ __asm__ volatile("clac");
+}
+
+static inline void stac(void)
+{
+ __asm__ volatile("stac");
+}
+
+/*
+ * Access to machine-specific registers (available on 586 and better only)
+ * Note: the rd* operations modify the parameters directly (without using
+ * pointer indirection), this allows gcc to optimize better
+ */
+
+#define rdmsr(msr,lo,hi) \
+ __asm__ volatile("rdmsr" : "=a" (lo), "=d" (hi) : "c" (msr))
+
+#define wrmsr(msr,lo,hi) \
+ __asm__ volatile("wrmsr" : : "c" (msr), "a" (lo), "d" (hi))
+
+#define rdtsc(lo,hi) \
+ __asm__ volatile("lfence; rdtsc; lfence" : "=a" (lo), "=d" (hi))
+
+#define rdtsc_nofence(lo,hi) \
+ __asm__ volatile("rdtsc" : "=a" (lo), "=d" (hi))
+
+#define write_tsc(lo,hi) wrmsr(0x10, lo, hi)
+
+#define rdpmc(counter,lo,hi) \
+ __asm__ volatile("rdpmc" : "=a" (lo), "=d" (hi) : "c" (counter))
+
+#ifdef XNU_KERNEL_PRIVATE
+extern void do_mfence(void);
+#define mfence() do_mfence()
+#endif
+
+#ifdef __LP64__
+static inline uint64_t rdpmc64(uint32_t pmc)
+{
+ uint32_t lo=0, hi=0;
+ rdpmc(pmc, lo, hi);
+ return (((uint64_t)hi) << 32) | ((uint64_t)lo);
+}
+
+static inline uint64_t rdmsr64(uint32_t msr)
+{
+ uint32_t lo=0, hi=0;
+ rdmsr(msr, lo, hi);
+ return (((uint64_t)hi) << 32) | ((uint64_t)lo);
+}
+
+static inline void wrmsr64(uint32_t msr, uint64_t val)
+{
+ wrmsr(msr, (val & 0xFFFFFFFFUL), ((val >> 32) & 0xFFFFFFFFUL));
+}
+
+static inline uint64_t rdtsc64(void)
+{
+ uint64_t lo, hi;
+ rdtsc(lo, hi);
+ return ((hi) << 32) | (lo);
+}
+
+static inline uint64_t rdtscp64(uint32_t *aux)
+{
+ uint64_t lo, hi;
+ __asm__ volatile("rdtscp; mov %%ecx, %1"
+ : "=a" (lo), "=d" (hi), "=m" (*aux)
+ :
+ : "ecx");
+ return ((hi) << 32) | (lo);
+}
+#endif /* __LP64__ */
+
+/*
+ * rdmsr_carefully() returns 0 when the MSR has been read successfully,
+ * or non-zero (1) if the MSR does not exist.
+ * The implementation is in locore.s.
+ */
+extern int rdmsr_carefully(uint32_t msr, uint32_t *lo, uint32_t *hi);
+__END_DECLS
+
#endif /* ASSEMBLER */
+#define MSR_IA32_P5_MC_ADDR 0
+#define MSR_IA32_P5_MC_TYPE 1
+#define MSR_IA32_PLATFORM_ID 0x17
+#define MSR_IA32_EBL_CR_POWERON 0x2a
+
+#define MSR_IA32_APIC_BASE 0x1b
+#define MSR_IA32_APIC_BASE_BSP (1<<8)
+#define MSR_IA32_APIC_BASE_EXTENDED (1<<10)
+#define MSR_IA32_APIC_BASE_ENABLE (1<<11)
+#define MSR_IA32_APIC_BASE_BASE (0xfffff<<12)
+
+#define MSR_CORE_THREAD_COUNT 0x35
+
+#define MSR_IA32_FEATURE_CONTROL 0x3a
+#define MSR_IA32_FEATCTL_LOCK (1<<0)
+#define MSR_IA32_FEATCTL_VMXON_SMX (1<<1)
+#define MSR_IA32_FEATCTL_VMXON (1<<2)
+#define MSR_IA32_FEATCTL_CSTATE_SMI (1<<16)
+
+#define MSR_IA32_UPDT_TRIG 0x79
+#define MSR_IA32_BIOS_SIGN_ID 0x8b
+#define MSR_IA32_UCODE_WRITE MSR_IA32_UPDT_TRIG
+#define MSR_IA32_UCODE_REV MSR_IA32_BIOS_SIGN_ID
+
+#define MSR_IA32_PERFCTR0 0xc1
+#define MSR_IA32_PERFCTR1 0xc2
+#define MSR_IA32_PERFCTR3 0xc3
+#define MSR_IA32_PERFCTR4 0xc4
+
+#define MSR_PLATFORM_INFO 0xce
+
+#define MSR_IA32_MPERF 0xE7
+#define MSR_IA32_APERF 0xE8
+
+#define MSR_IA32_BBL_CR_CTL 0x119
+
+#define MSR_IA32_SYSENTER_CS 0x174
+#define MSR_IA32_SYSENTER_ESP 0x175
+#define MSR_IA32_SYSENTER_EIP 0x176
+
+#define MSR_IA32_MCG_CAP 0x179
+#define MSR_IA32_MCG_STATUS 0x17a
+#define MSR_IA32_MCG_CTL 0x17b
+
+#define MSR_IA32_EVNTSEL0 0x186
+#define MSR_IA32_EVNTSEL1 0x187
+#define MSR_IA32_EVNTSEL2 0x188
+#define MSR_IA32_EVNTSEL3 0x189
+
+#define MSR_FLEX_RATIO 0x194
+#define MSR_IA32_PERF_STS 0x198
+#define MSR_IA32_PERF_CTL 0x199
+#define MSR_IA32_CLOCK_MODULATION 0x19a
+
+#define MSR_IA32_MISC_ENABLE 0x1a0
+
+
+#define MSR_IA32_PACKAGE_THERM_STATUS 0x1b1
+#define MSR_IA32_PACKAGE_THERM_INTERRUPT 0x1b2
+
+#define MSR_IA32_DEBUGCTLMSR 0x1d9
+#define MSR_IA32_LASTBRANCHFROMIP 0x1db
+#define MSR_IA32_LASTBRANCHTOIP 0x1dc
+#define MSR_IA32_LASTINTFROMIP 0x1dd
+#define MSR_IA32_LASTINTTOIP 0x1de
+
+#define MSR_IA32_CR_PAT 0x277
+
+#define MSR_IA32_MTRRCAP 0xfe
+#define MSR_IA32_MTRR_DEF_TYPE 0x2ff
+#define MSR_IA32_MTRR_PHYSBASE(n) (0x200 + 2*(n))
+#define MSR_IA32_MTRR_PHYSMASK(n) (0x200 + 2*(n) + 1)
+#define MSR_IA32_MTRR_FIX64K_00000 0x250
+#define MSR_IA32_MTRR_FIX16K_80000 0x258
+#define MSR_IA32_MTRR_FIX16K_A0000 0x259
+#define MSR_IA32_MTRR_FIX4K_C0000 0x268
+#define MSR_IA32_MTRR_FIX4K_C8000 0x269
+#define MSR_IA32_MTRR_FIX4K_D0000 0x26a
+#define MSR_IA32_MTRR_FIX4K_D8000 0x26b
+#define MSR_IA32_MTRR_FIX4K_E0000 0x26c
+#define MSR_IA32_MTRR_FIX4K_E8000 0x26d
+#define MSR_IA32_MTRR_FIX4K_F0000 0x26e
+#define MSR_IA32_MTRR_FIX4K_F8000 0x26f
+
+#define MSR_IA32_PERF_FIXED_CTR0 0x309
+
+#define MSR_IA32_PERF_FIXED_CTR_CTRL 0x38D
+#define MSR_IA32_PERF_GLOBAL_STATUS 0x38E
+#define MSR_IA32_PERF_GLOBAL_CTRL 0x38F
+#define MSR_IA32_PERF_GLOBAL_OVF_CTRL 0x390
+
+#define MSR_IA32_PKG_C3_RESIDENCY 0x3F8
+#define MSR_IA32_PKG_C6_RESIDENCY 0x3F9
+#define MSR_IA32_PKG_C7_RESIDENCY 0x3FA
+
+#define MSR_IA32_CORE_C3_RESIDENCY 0x3FC
+#define MSR_IA32_CORE_C6_RESIDENCY 0x3FD
+#define MSR_IA32_CORE_C7_RESIDENCY 0x3FE
+
+#define MSR_IA32_MC0_CTL 0x400
+#define MSR_IA32_MC0_STATUS 0x401
+#define MSR_IA32_MC0_ADDR 0x402
+#define MSR_IA32_MC0_MISC 0x403
+
+#define MSR_IA32_VMX_BASE 0x480
+#define MSR_IA32_VMX_BASIC MSR_IA32_VMX_BASE
+#define MSR_IA32_VMX_PINBASED_CTLS MSR_IA32_VMX_BASE+1
+#define MSR_IA32_VMX_PROCBASED_CTLS MSR_IA32_VMX_BASE+2
+#define MSR_IA32_VMX_EXIT_CTLS MSR_IA32_VMX_BASE+3
+#define MSR_IA32_VMX_ENTRY_CTLS MSR_IA32_VMX_BASE+4
+#define MSR_IA32_VMX_MISC MSR_IA32_VMX_BASE+5
+#define MSR_IA32_VMX_CR0_FIXED0 MSR_IA32_VMX_BASE+6
+#define MSR_IA32_VMX_CR0_FIXED1 MSR_IA32_VMX_BASE+7
+#define MSR_IA32_VMX_CR4_FIXED0 MSR_IA32_VMX_BASE+8
+#define MSR_IA32_VMX_CR4_FIXED1 MSR_IA32_VMX_BASE+9
+#define MSR_IA32_VMX_VMCS_ENUM MSR_IA32_VMX_BASE+10
+#define MSR_IA32_VMX_PROCBASED_CTLS2 MSR_IA32_VMX_BASE+11
+#define MSR_IA32_VMX_EPT_VPID_CAP MSR_IA32_VMX_BASE+12
+#define MSR_IA32_VMX_EPT_VPID_CAP_AD_SHIFT 21
+#define MSR_IA32_VMX_TRUE_PINBASED_CTLS MSR_IA32_VMX_BASE+13
+#define MSR_IA32_VMX_TRUE_PROCBASED_CTLS MSR_IA32_VMX_BASE+14
+#define MSR_IA32_VMX_TRUE_VMEXIT_CTLS MSR_IA32_VMX_BASE+15
+#define MSR_IA32_VMX_TRUE_VMENTRY_CTLS MSR_IA32_VMX_BASE+16
+#define MSR_IA32_VMX_VMFUNC MSR_IA32_VMX_BASE+17
+
+#define MSR_IA32_DS_AREA 0x600
+
+#define MSR_IA32_PKG_POWER_SKU_UNIT 0x606
+#define MSR_IA32_PKG_C2_RESIDENCY 0x60D
+#define MSR_IA32_PKG_ENERGY_STATUS 0x611
+#define MSR_IA32_DDR_ENERGY_STATUS 0x619
+#define MSR_IA32_LLC_FLUSHED_RESIDENCY_TIMER 0x61D
+#define MSR_IA32_RING_PERF_STATUS 0x621
+
+#define MSR_IA32_PKG_C8_RESIDENCY 0x630
+#define MSR_IA32_PKG_C9_RESIDENCY 0x631
+#define MSR_IA32_PKG_C10_RESIDENCY 0x632
+
+#define MSR_IA32_PP0_ENERGY_STATUS 0x639
+#define MSR_IA32_PP1_ENERGY_STATUS 0x641
+#define MSR_IA32_IA_PERF_LIMIT_REASONS_SKL 0x64F
+
+#define MSR_IA32_IA_PERF_LIMIT_REASONS 0x690
+#define MSR_IA32_GT_PERF_LIMIT_REASONS 0x6B0
+
+#define MSR_IA32_TSC_DEADLINE 0x6e0
+
+#define MSR_IA32_EFER 0xC0000080
+#define MSR_IA32_EFER_SCE 0x00000001
+#define MSR_IA32_EFER_LME 0x00000100
+#define MSR_IA32_EFER_LMA 0x00000400
+#define MSR_IA32_EFER_NXE 0x00000800
+
+#define MSR_IA32_STAR 0xC0000081
+#define MSR_IA32_LSTAR 0xC0000082
+#define MSR_IA32_CSTAR 0xC0000083
+#define MSR_IA32_FMASK 0xC0000084
+
+#define MSR_IA32_FS_BASE 0xC0000100
+#define MSR_IA32_GS_BASE 0xC0000101
+#define MSR_IA32_KERNEL_GS_BASE 0xC0000102
+#define MSR_IA32_TSC_AUX 0xC0000103
+
+#define HV_VMX_EPTP_MEMORY_TYPE_UC 0x0
+#define HV_VMX_EPTP_MEMORY_TYPE_WB 0x6
+#define HV_VMX_EPTP_WALK_LENGTH(wl) (0ULL | ((((wl) - 1) & 0x7) << 3))
+#define HV_VMX_EPTP_ENABLE_AD_FLAGS (1ULL << 6)
+
#endif /* _I386_PROC_REG_H_ */