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/*
 * vmx.h: VMX Architecture related definitions
 * Copyright (c) 2004, Intel Corporation.
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms and conditions of the GNU General Public License,
 * version 2, as published by the Free Software Foundation.
 *
 * This program is distributed in the hope it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
 * more details.
 *
 * You should have received a copy of the GNU General Public License along with
 * this program; if not, write to the Free Software Foundation, Inc., 59 Temple
 * Place - Suite 330, Boston, MA 02111-1307 USA.
 *
 * A few random additions are:
 * Copyright (C) 2006 Qumranet
 *    Avi Kivity <avi@qumranet.com>
 *    Yaniv Kamay <yaniv@qumranet.com>
 *
 */
#ifndef VMX_H
#define VMX_H


#include <linux/bitops.h>
#include <linux/types.h>
#include <uapi/asm/vmx.h>

/*
 * Definitions of Primary Processor-Based VM-Execution Controls.
 */
#define CPU_BASED_VIRTUAL_INTR_PENDING          0x00000004
#define CPU_BASED_USE_TSC_OFFSETING             0x00000008
#define CPU_BASED_HLT_EXITING                   0x00000080
#define CPU_BASED_INVLPG_EXITING                0x00000200
#define CPU_BASED_MWAIT_EXITING                 0x00000400
#define CPU_BASED_RDPMC_EXITING                 0x00000800
#define CPU_BASED_RDTSC_EXITING                 0x00001000
#define CPU_BASED_CR3_LOAD_EXITING		0x00008000
#define CPU_BASED_CR3_STORE_EXITING		0x00010000
#define CPU_BASED_CR8_LOAD_EXITING              0x00080000
#define CPU_BASED_CR8_STORE_EXITING             0x00100000
#define CPU_BASED_TPR_SHADOW                    0x00200000
#define CPU_BASED_VIRTUAL_NMI_PENDING		0x00400000
#define CPU_BASED_MOV_DR_EXITING                0x00800000
#define CPU_BASED_UNCOND_IO_EXITING             0x01000000
#define CPU_BASED_USE_IO_BITMAPS                0x02000000
#define CPU_BASED_MONITOR_TRAP_FLAG             0x08000000
#define CPU_BASED_USE_MSR_BITMAPS               0x10000000
#define CPU_BASED_MONITOR_EXITING               0x20000000
#define CPU_BASED_PAUSE_EXITING                 0x40000000
#define CPU_BASED_ACTIVATE_SECONDARY_CONTROLS   0x80000000

#define CPU_BASED_ALWAYSON_WITHOUT_TRUE_MSR	0x0401e172

/*
 * Definitions of Secondary Processor-Based VM-Execution Controls.
 */
#define SECONDARY_EXEC_VIRTUALIZE_APIC_ACCESSES 0x00000001
#define SECONDARY_EXEC_ENABLE_EPT               0x00000002
#define SECONDARY_EXEC_DESC			0x00000004
#define SECONDARY_EXEC_RDTSCP			0x00000008
#define SECONDARY_EXEC_VIRTUALIZE_X2APIC_MODE   0x00000010
#define SECONDARY_EXEC_ENABLE_VPID              0x00000020
#define SECONDARY_EXEC_WBINVD_EXITING		0x00000040
#define SECONDARY_EXEC_UNRESTRICTED_GUEST	0x00000080
#define SECONDARY_EXEC_APIC_REGISTER_VIRT       0x00000100
#define SECONDARY_EXEC_VIRTUAL_INTR_DELIVERY    0x00000200
#define SECONDARY_EXEC_PAUSE_LOOP_EXITING	0x00000400
#define SECONDARY_EXEC_RDRAND_EXITING		0x00000800
#define SECONDARY_EXEC_ENABLE_INVPCID		0x00001000
#define SECONDARY_EXEC_ENABLE_VMFUNC            0x00002000
#define SECONDARY_EXEC_SHADOW_VMCS              0x00004000
#define SECONDARY_EXEC_RDSEED_EXITING		0x00010000
#define SECONDARY_EXEC_ENABLE_PML               0x00020000
#define SECONDARY_EXEC_XSAVES			0x00100000
#define SECONDARY_EXEC_TSC_SCALING              0x02000000

#define PIN_BASED_EXT_INTR_MASK                 0x00000001
#define PIN_BASED_NMI_EXITING                   0x00000008
#define PIN_BASED_VIRTUAL_NMIS                  0x00000020
#define PIN_BASED_VMX_PREEMPTION_TIMER          0x00000040
#define PIN_BASED_POSTED_INTR                   0x00000080

#define PIN_BASED_ALWAYSON_WITHOUT_TRUE_MSR	0x00000016

#define VM_EXIT_SAVE_DEBUG_CONTROLS             0x00000004
#define VM_EXIT_HOST_ADDR_SPACE_SIZE            0x00000200
#define VM_EXIT_LOAD_IA32_PERF_GLOBAL_CTRL      0x00001000
#define VM_EXIT_ACK_INTR_ON_EXIT                0x00008000
#define VM_EXIT_SAVE_IA32_PAT			0x00040000
#define VM_EXIT_LOAD_IA32_PAT			0x00080000
#define VM_EXIT_SAVE_IA32_EFER                  0x00100000
#define VM_EXIT_LOAD_IA32_EFER                  0x00200000
#define VM_EXIT_SAVE_VMX_PREEMPTION_TIMER       0x00400000
#define VM_EXIT_CLEAR_BNDCFGS                   0x00800000

#define VM_EXIT_ALWAYSON_WITHOUT_TRUE_MSR	0x00036dff

#define VM_ENTRY_LOAD_DEBUG_CONTROLS            0x00000004
#define VM_ENTRY_IA32E_MODE                     0x00000200
#define VM_ENTRY_SMM                            0x00000400
#define VM_ENTRY_DEACT_DUAL_MONITOR             0x00000800
#define VM_ENTRY_LOAD_IA32_PERF_GLOBAL_CTRL     0x00002000
#define VM_ENTRY_LOAD_IA32_PAT			0x00004000
#define VM_ENTRY_LOAD_IA32_EFER                 0x00008000
#define VM_ENTRY_LOAD_BNDCFGS                   0x00010000

#define VM_ENTRY_ALWAYSON_WITHOUT_TRUE_MSR	0x000011ff

#define VMX_MISC_PREEMPTION_TIMER_RATE_MASK	0x0000001f
#define VMX_MISC_SAVE_EFER_LMA			0x00000020
#define VMX_MISC_ACTIVITY_HLT			0x00000040

/* VMFUNC functions */
#define VMX_VMFUNC_EPTP_SWITCHING               0x00000001
#define VMFUNC_EPTP_ENTRIES  512

static inline u32 vmx_basic_vmcs_revision_id(u64 vmx_basic)
{
	return vmx_basic & GENMASK_ULL(30, 0);
}

static inline u32 vmx_basic_vmcs_size(u64 vmx_basic)
{
	return (vmx_basic & GENMASK_ULL(44, 32)) >> 32;
}

static inline int vmx_misc_preemption_timer_rate(u64 vmx_misc)
{
	return vmx_misc & VMX_MISC_PREEMPTION_TIMER_RATE_MASK;
}

static inline int vmx_misc_cr3_count(u64 vmx_misc)
{
	return (vmx_misc & GENMASK_ULL(24, 16)) >> 16;
}

static inline int vmx_misc_max_msr(u64 vmx_misc)
{
	return (vmx_misc & GENMASK_ULL(27, 25)) >> 25;
}

static inline int vmx_misc_mseg_revid(u64 vmx_misc)
{
	return (vmx_misc & GENMASK_ULL(63, 32)) >> 32;
}

/* VMCS Encodings */
enum vmcs_field {
	VIRTUAL_PROCESSOR_ID            = 0x00000000,
	POSTED_INTR_NV                  = 0x00000002,
	GUEST_ES_SELECTOR               = 0x00000800,
	GUEST_CS_SELECTOR               = 0x00000802,
	GUEST_SS_SELECTOR               = 0x00000804,
	GUEST_DS_SELECTOR               = 0x00000806,
	GUEST_FS_SELECTOR               = 0x00000808,
	GUEST_GS_SELECTOR               = 0x0000080a,
	GUEST_LDTR_SELECTOR             = 0x0000080c,
	GUEST_TR_SELECTOR               = 0x0000080e,
	GUEST_INTR_STATUS               = 0x00000810,
	GUEST_PML_INDEX			= 0x00000812,
	HOST_ES_SELECTOR                = 0x00000c00,
	HOST_CS_SELECTOR                = 0x00000c02,
	HOST_SS_SELECTOR                = 0x00000c04,
	HOST_DS_SELECTOR                = 0x00000c06,
	HOST_FS_SELECTOR                = 0x00000c08,
	HOST_GS_SELECTOR                = 0x00000c0a,
	HOST_TR_SELECTOR                = 0x00000c0c,
	IO_BITMAP_A                     = 0x00002000,
	IO_BITMAP_A_HIGH                = 0x00002001,
	IO_BITMAP_B                     = 0x00002002,
	IO_BITMAP_B_HIGH                = 0x00002003,
	MSR_BITMAP                      = 0x00002004,
	MSR_BITMAP_HIGH                 = 0x00002005,
	VM_EXIT_MSR_STORE_ADDR          = 0x00002006,
	VM_EXIT_MSR_STORE_ADDR_HIGH     = 0x00002007,
	VM_EXIT_MSR_LOAD_ADDR           = 0x00002008,
	VM_EXIT_MSR_LOAD_ADDR_HIGH      = 0x00002009,
	VM_ENTRY_MSR_LOAD_ADDR          = 0x0000200a,
	VM_ENTRY_MSR_LOAD_ADDR_HIGH     = 0x0000200b,
	PML_ADDRESS			= 0x0000200e,
	PML_ADDRESS_HIGH		= 0x0000200f,
	TSC_OFFSET                      = 0x00002010,
	TSC_OFFSET_HIGH                 = 0x00002011,
	VIRTUAL_APIC_PAGE_ADDR          = 0x00002012,
	VIRTUAL_APIC_PAGE_ADDR_HIGH     = 0x00002013,
	APIC_ACCESS_ADDR		= 0x00002014,
	APIC_ACCESS_ADDR_HIGH		= 0x00002015,
	POSTED_INTR_DESC_ADDR           = 0x00002016,
	POSTED_INTR_DESC_ADDR_HIGH      = 0x00002017,
	VM_FUNCTION_CONTROL             = 0x00002018,
	VM_FUNCTION_CONTROL_HIGH        = 0x00002019,
	EPT_POINTER                     = 0x0000201a,
	EPT_POINTER_HIGH                = 0x0000201b,
	EOI_EXIT_BITMAP0                = 0x0000201c,
	EOI_EXIT_BITMAP0_HIGH           = 0x0000201d,
	EOI_EXIT_BITMAP1                = 0x0000201e,
	EOI_EXIT_BITMAP1_HIGH           = 0x0000201f,
	EOI_EXIT_BITMAP2                = 0x00002020,
	EOI_EXIT_BITMAP2_HIGH           = 0x00002021,
	EOI_EXIT_BITMAP3                = 0x00002022,
	EOI_EXIT_BITMAP3_HIGH           = 0x00002023,
	EPTP_LIST_ADDRESS               = 0x00002024,
	EPTP_LIST_ADDRESS_HIGH          = 0x00002025,
	VMREAD_BITMAP                   = 0x00002026,
	VMWRITE_BITMAP                  = 0x00002028,
	XSS_EXIT_BITMAP                 = 0x0000202C,
	XSS_EXIT_BITMAP_HIGH            = 0x0000202D,
	TSC_MULTIPLIER                  = 0x00002032,
	TSC_MULTIPLIER_HIGH             = 0x00002033,
	GUEST_PHYSICAL_ADDRESS          = 0x00002400,
	GUEST_PHYSICAL_ADDRESS_HIGH     = 0x00002401,
	VMCS_LINK_POINTER               = 0x00002800,
	VMCS_LINK_POINTER_HIGH          = 0x00002801,
	GUEST_IA32_DEBUGCTL             = 0x00002802,
	GUEST_IA32_DEBUGCTL_HIGH        = 0x00002803,
	GUEST_IA32_PAT			= 0x00002804,
	GUEST_IA32_PAT_HIGH		= 0x00002805,
	GUEST_IA32_EFER			= 0x00002806,
	GUEST_IA32_EFER_HIGH		= 0x00002807,
	GUEST_IA32_PERF_GLOBAL_CTRL	= 0x00002808,
	GUEST_IA32_PERF_GLOBAL_CTRL_HIGH= 0x00002809,
	GUEST_PDPTR0                    = 0x0000280a,
	GUEST_PDPTR0_HIGH               = 0x0000280b,
	GUEST_PDPTR1                    = 0x0000280c,
	GUEST_PDPTR1_HIGH               = 0x0000280d,
	GUEST_PDPTR2                    = 0x0000280e,
	GUEST_PDPTR2_HIGH               = 0x0000280f,
	GUEST_PDPTR3                    = 0x00002810,
	GUEST_PDPTR3_HIGH               = 0x00002811,
	GUEST_BNDCFGS                   = 0x00002812,
	GUEST_BNDCFGS_HIGH              = 0x00002813,
	HOST_IA32_PAT			= 0x00002c00,
	HOST_IA32_PAT_HIGH		= 0x00002c01,
	HOST_IA32_EFER			= 0x00002c02,
	HOST_IA32_EFER_HIGH		= 0x00002c03,
	HOST_IA32_PERF_GLOBAL_CTRL	= 0x00002c04,
	HOST_IA32_PERF_GLOBAL_CTRL_HIGH	= 0x00002c05,
	PIN_BASED_VM_EXEC_CONTROL       = 0x00004000,
	CPU_BASED_VM_EXEC_CONTROL       = 0x00004002,
	EXCEPTION_BITMAP                = 0x00004004,
	PAGE_FAULT_ERROR_CODE_MASK      = 0x00004006,
	PAGE_FAULT_ERROR_CODE_MATCH     = 0x00004008,
	CR3_TARGET_COUNT                = 0x0000400a,
	VM_EXIT_CONTROLS                = 0x0000400c,
	VM_EXIT_MSR_STORE_COUNT         = 0x0000400e,
	VM_EXIT_MSR_LOAD_COUNT          = 0x00004010,
	VM_ENTRY_CONTROLS               = 0x00004012,
	VM_ENTRY_MSR_LOAD_COUNT         = 0x00004014,
	VM_ENTRY_INTR_INFO_FIELD        = 0x00004016,
	VM_ENTRY_EXCEPTION_ERROR_CODE   = 0x00004018,
	VM_ENTRY_INSTRUCTION_LEN        = 0x0000401a,
	TPR_THRESHOLD                   = 0x0000401c,
	SECONDARY_VM_EXEC_CONTROL       = 0x0000401e,
	PLE_GAP                         = 0x00004020,
	PLE_WINDOW                      = 0x00004022,
	VM_INSTRUCTION_ERROR            = 0x00004400,
	VM_EXIT_REASON                  = 0x00004402,
	VM_EXIT_INTR_INFO               = 0x00004404,
	VM_EXIT_INTR_ERROR_CODE         = 0x00004406,
	IDT_VECTORING_INFO_FIELD        = 0x00004408,
	IDT_VECTORING_ERROR_CODE        = 0x0000440a,
	VM_EXIT_INSTRUCTION_LEN         = 0x0000440c,
	VMX_INSTRUCTION_INFO            = 0x0000440e,
	GUEST_ES_LIMIT                  = 0x00004800,
	GUEST_CS_LIMIT                  = 0x00004802,
	GUEST_SS_LIMIT                  = 0x00004804,
	GUEST_DS_LIMIT                  = 0x00004806,
	GUEST_FS_LIMIT                  = 0x00004808,
	GUEST_GS_LIMIT                  = 0x0000480a,
	GUEST_LDTR_LIMIT                = 0x0000480c,
	GUEST_TR_LIMIT                  = 0x0000480e,
	GUEST_GDTR_LIMIT                = 0x00004810,
	GUEST_IDTR_LIMIT                = 0x00004812,
	GUEST_ES_AR_BYTES               = 0x00004814,
	GUEST_CS_AR_BYTES               = 0x00004816,
	GUEST_SS_AR_BYTES               = 0x00004818,
	GUEST_DS_AR_BYTES               = 0x0000481a,
	GUEST_FS_AR_BYTES               = 0x0000481c,
	GUEST_GS_AR_BYTES               = 0x0000481e,
	GUEST_LDTR_AR_BYTES             = 0x00004820,
	GUEST_TR_AR_BYTES               = 0x00004822,
	GUEST_INTERRUPTIBILITY_INFO     = 0x00004824,
	GUEST_ACTIVITY_STATE            = 0X00004826,
	GUEST_SYSENTER_CS               = 0x0000482A,
	VMX_PREEMPTION_TIMER_VALUE      = 0x0000482E,
	HOST_IA32_SYSENTER_CS           = 0x00004c00,
	CR0_GUEST_HOST_MASK             = 0x00006000,
	CR4_GUEST_HOST_MASK             = 0x00006002,
	CR0_READ_SHADOW                 = 0x00006004,
	CR4_READ_SHADOW                 = 0x00006006,
	CR3_TARGET_VALUE0               = 0x00006008,
	CR3_TARGET_VALUE1               = 0x0000600a,
	CR3_TARGET_VALUE2               = 0x0000600c,
	CR3_TARGET_VALUE3               = 0x0000600e,
	EXIT_QUALIFICATION              = 0x00006400,
	GUEST_LINEAR_ADDRESS            = 0x0000640a,
	GUEST_CR0                       = 0x00006800,
	GUEST_CR3                       = 0x00006802,
	GUEST_CR4                       = 0x00006804,
	GUEST_ES_BASE                   = 0x00006806,
	GUEST_CS_BASE                   = 0x00006808,
	GUEST_SS_BASE                   = 0x0000680a,
	GUEST_DS_BASE                   = 0x0000680c,
	GUEST_FS_BASE                   = 0x0000680e,
	GUEST_GS_BASE                   = 0x00006810,
	GUEST_LDTR_BASE                 = 0x00006812,
	GUEST_TR_BASE                   = 0x00006814,
	GUEST_GDTR_BASE                 = 0x00006816,
	GUEST_IDTR_BASE                 = 0x00006818,
	GUEST_DR7                       = 0x0000681a,
	GUEST_RSP                       = 0x0000681c,
	GUEST_RIP                       = 0x0000681e,
	GUEST_RFLAGS                    = 0x00006820,
	GUEST_PENDING_DBG_EXCEPTIONS    = 0x00006822,
	GUEST_SYSENTER_ESP              = 0x00006824,
	GUEST_SYSENTER_EIP              = 0x00006826,
	HOST_CR0                        = 0x00006c00,
	HOST_CR3                        = 0x00006c02,
	HOST_CR4                        = 0x00006c04,
	HOST_FS_BASE                    = 0x00006c06,
	HOST_GS_BASE                    = 0x00006c08,
	HOST_TR_BASE                    = 0x00006c0a,
	HOST_GDTR_BASE                  = 0x00006c0c,
	HOST_IDTR_BASE                  = 0x00006c0e,
	HOST_IA32_SYSENTER_ESP          = 0x00006c10,
	HOST_IA32_SYSENTER_EIP          = 0x00006c12,
	HOST_RSP                        = 0x00006c14,
	HOST_RIP                        = 0x00006c16,
};

/*
 * Interruption-information format
 */
#define INTR_INFO_VECTOR_MASK           0xff            /* 7:0 */
#define INTR_INFO_INTR_TYPE_MASK        0x700           /* 10:8 */
#define INTR_INFO_DELIVER_CODE_MASK     0x800           /* 11 */
#define INTR_INFO_UNBLOCK_NMI		0x1000		/* 12 */
#define INTR_INFO_VALID_MASK            0x80000000      /* 31 */
#define INTR_INFO_RESVD_BITS_MASK       0x7ffff000

#define VECTORING_INFO_VECTOR_MASK           	INTR_INFO_VECTOR_MASK
#define VECTORING_INFO_TYPE_MASK        	INTR_INFO_INTR_TYPE_MASK
#define VECTORING_INFO_DELIVER_CODE_MASK    	INTR_INFO_DELIVER_CODE_MASK
#define VECTORING_INFO_VALID_MASK       	INTR_INFO_VALID_MASK

#define INTR_TYPE_EXT_INTR              (0 << 8) /* external interrupt */
#define INTR_TYPE_NMI_INTR		(2 << 8) /* NMI */
#define INTR_TYPE_HARD_EXCEPTION	(3 << 8) /* processor exception */
#define INTR_TYPE_SOFT_INTR             (4 << 8) /* software interrupt */
#define INTR_TYPE_PRIV_SW_EXCEPTION	(5 << 8) /* ICE breakpoint - undocumented */
#define INTR_TYPE_SOFT_EXCEPTION	(6 << 8) /* software exception */

/* GUEST_INTERRUPTIBILITY_INFO flags. */
#define GUEST_INTR_STATE_STI		0x00000001
#define GUEST_INTR_STATE_MOV_SS		0x00000002
#define GUEST_INTR_STATE_SMI		0x00000004
#define GUEST_INTR_STATE_NMI		0x00000008

/* GUEST_ACTIVITY_STATE flags */
#define GUEST_ACTIVITY_ACTIVE		0
#define GUEST_ACTIVITY_HLT		1
#define GUEST_ACTIVITY_SHUTDOWN		2
#define GUEST_ACTIVITY_WAIT_SIPI	3

/*
 * Exit Qualifications for MOV for Control Register Access
 */
#define CONTROL_REG_ACCESS_NUM          0x7     /* 2:0, number of control reg.*/
#define CONTROL_REG_ACCESS_TYPE         0x30    /* 5:4, access type */
#define CONTROL_REG_ACCESS_REG          0xf00   /* 10:8, general purpose reg. */
#define LMSW_SOURCE_DATA_SHIFT 16
#define LMSW_SOURCE_DATA  (0xFFFF << LMSW_SOURCE_DATA_SHIFT) /* 16:31 lmsw source */
#define REG_EAX                         (0 << 8)
#define REG_ECX                         (1 << 8)
#define REG_EDX                         (2 << 8)
#define REG_EBX                         (3 << 8)
#define REG_ESP                         (4 << 8)
#define REG_EBP                         (5 << 8)
#define REG_ESI                         (6 << 8)
#define REG_EDI                         (7 << 8)
#define REG_R8                         (8 << 8)
#define REG_R9                         (9 << 8)
#define REG_R10                        (10 << 8)
#define REG_R11                        (11 << 8)
#define REG_R12                        (12 << 8)
#define REG_R13                        (13 << 8)
#define REG_R14                        (14 << 8)
#define REG_R15                        (15 << 8)

/*
 * Exit Qualifications for MOV for Debug Register Access
 */
#define DEBUG_REG_ACCESS_NUM            0x7     /* 2:0, number of debug reg. */
#define DEBUG_REG_ACCESS_TYPE           0x10    /* 4, direction of access */
#define TYPE_MOV_TO_DR                  (0 << 4)
#define TYPE_MOV_FROM_DR                (1 << 4)
#define DEBUG_REG_ACCESS_REG(eq)        (((eq) >> 8) & 0xf) /* 11:8, general purpose reg. */


/*
 * Exit Qualifications for APIC-Access
 */
#define APIC_ACCESS_OFFSET              0xfff   /* 11:0, offset within the APIC page */
#define APIC_ACCESS_TYPE                0xf000  /* 15:12, access type */
#define TYPE_LINEAR_APIC_INST_READ      (0 << 12)
#define TYPE_LINEAR_APIC_INST_WRITE     (1 << 12)
#define TYPE_LINEAR_APIC_INST_FETCH     (2 << 12)
#define TYPE_LINEAR_APIC_EVENT          (3 << 12)
#define TYPE_PHYSICAL_APIC_EVENT        (10 << 12)
#define TYPE_PHYSICAL_APIC_INST         (15 << 12)

/* segment AR in VMCS -- these are different from what LAR reports */
#define VMX_SEGMENT_AR_L_MASK (1 << 13)

#define VMX_AR_TYPE_ACCESSES_MASK 1
#define VMX_AR_TYPE_READABLE_MASK (1 << 1)
#define VMX_AR_TYPE_WRITEABLE_MASK (1 << 2)
#define VMX_AR_TYPE_CODE_MASK (1 << 3)
#define VMX_AR_TYPE_MASK 0x0f
#define VMX_AR_TYPE_BUSY_64_TSS 11
#define VMX_AR_TYPE_BUSY_32_TSS 11
#define VMX_AR_TYPE_BUSY_16_TSS 3
#define VMX_AR_TYPE_LDT 2

#define VMX_AR_UNUSABLE_MASK (1 << 16)
#define VMX_AR_S_MASK (1 << 4)
#define VMX_AR_P_MASK (1 << 7)
#define VMX_AR_L_MASK (1 << 13)
#define VMX_AR_DB_MASK (1 << 14)
#define VMX_AR_G_MASK (1 << 15)
#define VMX_AR_DPL_SHIFT 5
#define VMX_AR_DPL(ar) (((ar) >> VMX_AR_DPL_SHIFT) & 3)

#define VMX_AR_RESERVD_MASK 0xfffe0f00

#define TSS_PRIVATE_MEMSLOT			(KVM_USER_MEM_SLOTS + 0)
#define APIC_ACCESS_PAGE_PRIVATE_MEMSLOT	(KVM_USER_MEM_SLOTS + 1)
#define IDENTITY_PAGETABLE_PRIVATE_MEMSLOT	(KVM_USER_MEM_SLOTS + 2)

#define VMX_NR_VPIDS				(1 << 16)
#define VMX_VPID_EXTENT_INDIVIDUAL_ADDR		0
#define VMX_VPID_EXTENT_SINGLE_CONTEXT		1
#define VMX_VPID_EXTENT_ALL_CONTEXT		2
#define VMX_VPID_EXTENT_SINGLE_NON_GLOBAL	3

#define VMX_EPT_EXTENT_CONTEXT			1
#define VMX_EPT_EXTENT_GLOBAL			2
#define VMX_EPT_EXTENT_SHIFT			24

#define VMX_EPT_EXECUTE_ONLY_BIT		(1ull)
#define VMX_EPT_PAGE_WALK_4_BIT			(1ull << 6)
#define VMX_EPT_PAGE_WALK_5_BIT			(1ull << 7)
#define VMX_EPTP_UC_BIT				(1ull << 8)
#define VMX_EPTP_WB_BIT				(1ull << 14)
#define VMX_EPT_2MB_PAGE_BIT			(1ull << 16)
#define VMX_EPT_1GB_PAGE_BIT			(1ull << 17)
#define VMX_EPT_INVEPT_BIT			(1ull << 20)
#define VMX_EPT_AD_BIT				    (1ull << 21)
#define VMX_EPT_EXTENT_CONTEXT_BIT		(1ull << 25)
#define VMX_EPT_EXTENT_GLOBAL_BIT		(1ull << 26)

#define VMX_VPID_INVVPID_BIT                    (1ull << 0) /* (32 - 32) */
#define VMX_VPID_EXTENT_INDIVIDUAL_ADDR_BIT     (1ull << 8) /* (40 - 32) */
#define VMX_VPID_EXTENT_SINGLE_CONTEXT_BIT      (1ull << 9) /* (41 - 32) */
#define VMX_VPID_EXTENT_GLOBAL_CONTEXT_BIT      (1ull << 10) /* (42 - 32) */
#define VMX_VPID_EXTENT_SINGLE_NON_GLOBAL_BIT   (1ull << 11) /* (43 - 32) */

#define VMX_EPT_MT_EPTE_SHIFT			3
#define VMX_EPTP_PWL_MASK			0x38ull
#define VMX_EPTP_PWL_4				0x18ull
#define VMX_EPTP_PWL_5				0x20ull
#define VMX_EPTP_AD_ENABLE_BIT			(1ull << 6)
#define VMX_EPTP_MT_MASK			0x7ull
#define VMX_EPTP_MT_WB				0x6ull
#define VMX_EPTP_MT_UC				0x0ull
#define VMX_EPT_READABLE_MASK			0x1ull
#define VMX_EPT_WRITABLE_MASK			0x2ull
#define VMX_EPT_EXECUTABLE_MASK			0x4ull
#define VMX_EPT_IPAT_BIT    			(1ull << 6)
#define VMX_EPT_ACCESS_BIT			(1ull << 8)
#define VMX_EPT_DIRTY_BIT			(1ull << 9)
#define VMX_EPT_RWX_MASK                        (VMX_EPT_READABLE_MASK |       \
						 VMX_EPT_WRITABLE_MASK |       \
						 VMX_EPT_EXECUTABLE_MASK)
#define VMX_EPT_MT_MASK				(7ull << VMX_EPT_MT_EPTE_SHIFT)

/* The mask to use to trigger an EPT Misconfiguration in order to track MMIO */
#define VMX_EPT_MISCONFIG_WX_VALUE		(VMX_EPT_WRITABLE_MASK |       \
						 VMX_EPT_EXECUTABLE_MASK)

#define VMX_EPT_IDENTITY_PAGETABLE_ADDR		0xfffbc000ul


#define ASM_VMX_VMCLEAR_RAX       ".byte 0x66, 0x0f, 0xc7, 0x30"
#define ASM_VMX_VMLAUNCH          ".byte 0x0f, 0x01, 0xc2"
#define ASM_VMX_VMRESUME          ".byte 0x0f, 0x01, 0xc3"
#define ASM_VMX_VMPTRLD_RAX       ".byte 0x0f, 0xc7, 0x30"
#define ASM_VMX_VMREAD_RDX_RAX    ".byte 0x0f, 0x78, 0xd0"
#define ASM_VMX_VMWRITE_RAX_RDX   ".byte 0x0f, 0x79, 0xd0"
#define ASM_VMX_VMWRITE_RSP_RDX   ".byte 0x0f, 0x79, 0xd4"
#define ASM_VMX_VMXOFF            ".byte 0x0f, 0x01, 0xc4"
#define ASM_VMX_VMXON_RAX         ".byte 0xf3, 0x0f, 0xc7, 0x30"
#define ASM_VMX_INVEPT		  ".byte 0x66, 0x0f, 0x38, 0x80, 0x08"
#define ASM_VMX_INVVPID		  ".byte 0x66, 0x0f, 0x38, 0x81, 0x08"

struct vmx_msr_entry {
	u32 index;
	u32 reserved;
	u64 value;
} __aligned(16);

/*
 * Exit Qualifications for entry failure during or after loading guest state
 */
#define ENTRY_FAIL_DEFAULT		0
#define ENTRY_FAIL_PDPTE		2
#define ENTRY_FAIL_NMI			3
#define ENTRY_FAIL_VMCS_LINK_PTR	4

/*
 * Exit Qualifications for EPT Violations
 */
#define EPT_VIOLATION_ACC_READ_BIT	0
#define EPT_VIOLATION_ACC_WRITE_BIT	1
#define EPT_VIOLATION_ACC_INSTR_BIT	2
#define EPT_VIOLATION_READABLE_BIT	3
#define EPT_VIOLATION_WRITABLE_BIT	4
#define EPT_VIOLATION_EXECUTABLE_BIT	5
#define EPT_VIOLATION_GVA_TRANSLATED_BIT 8
#define EPT_VIOLATION_ACC_READ		(1 << EPT_VIOLATION_ACC_READ_BIT)
#define EPT_VIOLATION_ACC_WRITE		(1 << EPT_VIOLATION_ACC_WRITE_BIT)
#define EPT_VIOLATION_ACC_INSTR		(1 << EPT_VIOLATION_ACC_INSTR_BIT)
#define EPT_VIOLATION_READABLE		(1 << EPT_VIOLATION_READABLE_BIT)
#define EPT_VIOLATION_WRITABLE		(1 << EPT_VIOLATION_WRITABLE_BIT)
#define EPT_VIOLATION_EXECUTABLE	(1 << EPT_VIOLATION_EXECUTABLE_BIT)
#define EPT_VIOLATION_GVA_TRANSLATED	(1 << EPT_VIOLATION_GVA_TRANSLATED_BIT)

/*
 * VM-instruction error numbers
 */
enum vm_instruction_error_number {
	VMXERR_VMCALL_IN_VMX_ROOT_OPERATION = 1,
	VMXERR_VMCLEAR_INVALID_ADDRESS = 2,
	VMXERR_VMCLEAR_VMXON_POINTER = 3,
	VMXERR_VMLAUNCH_NONCLEAR_VMCS = 4,
	VMXERR_VMRESUME_NONLAUNCHED_VMCS = 5,
	VMXERR_VMRESUME_AFTER_VMXOFF = 6,
	VMXERR_ENTRY_INVALID_CONTROL_FIELD = 7,
	VMXERR_ENTRY_INVALID_HOST_STATE_FIELD = 8,
	VMXERR_VMPTRLD_INVALID_ADDRESS = 9,
	VMXERR_VMPTRLD_VMXON_POINTER = 10,
	VMXERR_VMPTRLD_INCORRECT_VMCS_REVISION_ID = 11,
	VMXERR_UNSUPPORTED_VMCS_COMPONENT = 12,
	VMXERR_VMWRITE_READ_ONLY_VMCS_COMPONENT = 13,
	VMXERR_VMXON_IN_VMX_ROOT_OPERATION = 15,
	VMXERR_ENTRY_INVALID_EXECUTIVE_VMCS_POINTER = 16,
	VMXERR_ENTRY_NONLAUNCHED_EXECUTIVE_VMCS = 17,
	VMXERR_ENTRY_EXECUTIVE_VMCS_POINTER_NOT_VMXON_POINTER = 18,
	VMXERR_VMCALL_NONCLEAR_VMCS = 19,
	VMXERR_VMCALL_INVALID_VM_EXIT_CONTROL_FIELDS = 20,
	VMXERR_VMCALL_INCORRECT_MSEG_REVISION_ID = 22,
	VMXERR_VMXOFF_UNDER_DUAL_MONITOR_TREATMENT_OF_SMIS_AND_SMM = 23,
	VMXERR_VMCALL_INVALID_SMM_MONITOR_FEATURES = 24,
	VMXERR_ENTRY_INVALID_VM_EXECUTION_CONTROL_FIELDS_IN_EXECUTIVE_VMCS = 25,
	VMXERR_ENTRY_EVENTS_BLOCKED_BY_MOV_SS = 26,
	VMXERR_INVALID_OPERAND_TO_INVEPT_INVVPID = 28,
};

enum vmx_l1d_flush_state {
	VMENTER_L1D_FLUSH_AUTO,
	VMENTER_L1D_FLUSH_NEVER,
	VMENTER_L1D_FLUSH_COND,
	VMENTER_L1D_FLUSH_ALWAYS,
	VMENTER_L1D_FLUSH_EPT_DISABLED,
	VMENTER_L1D_FLUSH_NOT_REQUIRED,
};

extern enum vmx_l1d_flush_state l1tf_vmx_mitigation;

#endif

Filemanager

Name Type Size Permission Actions
crypto Folder 0755
e820 Folder 0755
fpu Folder 0755
numachip Folder 0755
trace Folder 0755
uv Folder 0755
xen Folder 0755
Kbuild File 294 B 0644
a.out-core.h File 1.89 KB 0644
acenv.h File 1.56 KB 0644
acpi.h File 4.76 KB 0644
agp.h File 1.04 KB 0644
alternative-asm.h File 2.43 KB 0644
alternative.h File 8.28 KB 0644
amd_nb.h File 2.98 KB 0644
apb_timer.h File 1.43 KB 0644
apic.h File 14.53 KB 0644
apic_flat_64.h File 151 B 0644
apicdef.h File 11.26 KB 0644
apm.h File 1.8 KB 0644
arch_hweight.h File 1.28 KB 0644
archrandom.h File 3.03 KB 0644
asm-offsets.h File 35 B 0644
asm-prototypes.h File 946 B 0644
asm.h File 4.97 KB 0644
atomic.h File 6.02 KB 0644
atomic64_32.h File 8.71 KB 0644
atomic64_64.h File 6.31 KB 0644
barrier.h File 3.6 KB 0644
bios_ebda.h File 914 B 0644
bitops.h File 13.78 KB 0644
boot.h File 1.53 KB 0644
bootparam_utils.h File 2.86 KB 0644
bug.h File 2.07 KB 0644
bugs.h File 493 B 0644
cache.h File 641 B 0644
cacheflush.h File 306 B 0644
cacheinfo.h File 209 B 0644
calgary.h File 2.31 KB 0644
ce4100.h File 121 B 0644
checksum.h File 133 B 0644
checksum_32.h File 4.86 KB 0644
checksum_64.h File 5.41 KB 0644
clocksource.h File 488 B 0644
cmdline.h File 302 B 0644
cmpxchg.h File 7.68 KB 0644
cmpxchg_32.h File 3.15 KB 0644
cmpxchg_64.h File 543 B 0644
compat.h File 7.37 KB 0644
cpu.h File 975 B 0644
cpu_device_id.h File 7.39 KB 0644
cpu_entry_area.h File 2.27 KB 0644
cpufeature.h File 7.75 KB 0644
cpufeatures.h File 25.59 KB 0644
cpumask.h File 408 B 0644
crash.h File 320 B 0644
current.h File 443 B 0644
debugreg.h File 2.67 KB 0644
delay.h File 208 B 0644
desc.h File 11.42 KB 0644
desc_defs.h File 3.16 KB 0644
device.h File 568 B 0644
disabled-features.h File 2.31 KB 0644
div64.h File 1.79 KB 0644
dma-mapping.h File 2.4 KB 0644
dma.h File 9.58 KB 0644
dmi.h File 556 B 0644
dwarf2.h File 2.43 KB 0644
edac.h File 474 B 0644
efi.h File 6.9 KB 0644
elf.h File 10.82 KB 0644
emergency-restart.h File 202 B 0644
entry_arch.h File 1.88 KB 0644
espfix.h File 426 B 0644
exec.h File 37 B 0644
export.h File 120 B 0644
extable.h File 1.27 KB 0644
fb.h File 540 B 0644
fixmap.h File 6.04 KB 0644
floppy.h File 6.59 KB 0644
frame.h File 815 B 0644
ftrace.h File 1.8 KB 0644
futex.h File 2.2 KB 0644
gart.h File 2.64 KB 0644
genapic.h File 22 B 0644
geode.h File 842 B 0644
hardirq.h File 2.3 KB 0644
highmem.h File 2.6 KB 0644
hpet.h File 3.38 KB 0644
hugetlb.h File 2.15 KB 0644
hw_breakpoint.h File 1.96 KB 0644
hw_irq.h File 3.85 KB 0644
hypervisor.h File 1.84 KB 0644
i8259.h File 1.93 KB 0644
ia32.h File 1.46 KB 0644
ia32_unistd.h File 313 B 0644
imr.h File 1.81 KB 0644
inat.h File 6.58 KB 0644
inat_types.h File 1013 B 0644
init.h File 632 B 0644
insn-eval.h File 837 B 0644
insn.h File 7.46 KB 0644
inst.h File 5.07 KB 0644
intel-family.h File 3.47 KB 0644
intel-mid.h File 4.91 KB 0644
intel_ds.h File 793 B 0644
intel_mid_vrtc.h File 326 B 0644
intel_pmc_ipc.h File 2.08 KB 0644
intel_pt.h File 292 B 0644
intel_punit_ipc.h File 4.56 KB 0644
intel_rdt_sched.h File 2.59 KB 0644
intel_scu_ipc.h File 2.3 KB 0644
intel_telemetry.h File 3.96 KB 0644
invpcid.h File 1.57 KB 0644
io.h File 12.21 KB 0644
io_apic.h File 5.63 KB 0644
iomap.h File 1.22 KB 0644
iommu.h File 392 B 0644
iommu_table.h File 3.82 KB 0644
iosf_mbi.h File 5.74 KB 0644
ipi.h File 2.84 KB 0644
irq.h File 1.12 KB 0644
irq_regs.h File 679 B 0644
irq_remapping.h File 2.96 KB 0644
irq_vectors.h File 4.12 KB 0644
irq_work.h File 397 B 0644
irqdomain.h File 1.61 KB 0644
irqflags.h File 4.38 KB 0644
ist.h File 735 B 0644
jump_label.h File 2.44 KB 0644
kasan.h File 966 B 0644
kaslr.h File 424 B 0644
kbdleds.h File 454 B 0644
kdebug.h File 752 B 0644
kexec-bzimage64.h File 189 B 0644
kexec.h File 6.69 KB 0644
kgdb.h File 2.09 KB 0644
kmap_types.h File 289 B 0644
kprobes.h File 3.82 KB 0644
kvm_emulate.h File 15.23 KB 0644
kvm_guest.h File 172 B 0644
kvm_host.h File 42.72 KB 0644
kvm_page_track.h File 2.48 KB 0644
kvm_para.h File 3 KB 0644
kvmclock.h File 170 B 0644
linkage.h File 581 B 0644
livepatch.h File 1.12 KB 0644
local.h File 3.83 KB 0644
local64.h File 33 B 0644
mach_timer.h File 1.55 KB 0644
mach_traps.h File 1013 B 0644
math_emu.h File 395 B 0644
mc146818rtc.h File 2.76 KB 0644
mce.h File 12.54 KB 0644
mem_encrypt.h File 2.83 KB 0644
microcode.h File 4.14 KB 0644
microcode_amd.h File 1.41 KB 0644
microcode_intel.h File 2.46 KB 0644
misc.h File 143 B 0644
mmconfig.h File 374 B 0644
mmu.h File 1.57 KB 0644
mmu_context.h File 10.27 KB 0644
mmx.h File 337 B 0644
mmzone.h File 129 B 0644
mmzone_32.h File 1.16 KB 0644
mmzone_64.h File 430 B 0644
module.h File 2.05 KB 0644
mpspec.h File 3.93 KB 0644
mpspec_def.h File 3.93 KB 0644
mpx.h File 2.97 KB 0644
mshyperv.h File 10.69 KB 0644
msi.h File 392 B 0644
msidef.h File 1.77 KB 0644
msr-index.h File 30.92 KB 0644
msr-trace.h File 1.35 KB 0644
msr.h File 10.85 KB 0644
mtrr.h File 4.62 KB 0644
mwait.h File 3.74 KB 0644
nmi.h File 1.39 KB 0644
nops.h File 4.31 KB 0644
nospec-branch.h File 11.49 KB 0644
numa.h File 2.18 KB 0644
numa_32.h File 256 B 0644
olpc.h File 3.16 KB 0644
olpc_ofw.h File 1.1 KB 0644
orc_lookup.h File 1.63 KB 0644
orc_types.h File 3.47 KB 0644
page.h File 2.18 KB 0644
page_32.h File 1.01 KB 0644
page_32_types.h File 1.7 KB 0644
page_64.h File 1.42 KB 0644
page_64_types.h File 2.34 KB 0644
page_types.h File 2.29 KB 0644
paravirt.h File 23.31 KB 0644
paravirt_types.h File 22.15 KB 0644
parport.h File 314 B 0644
pat.h File 768 B 0644
pci-direct.h File 995 B 0644
pci-functions.h File 654 B 0644
pci.h File 3.51 KB 0644
pci_64.h File 684 B 0644
pci_x86.h File 5.71 KB 0644
percpu.h File 18.97 KB 0644
perf_event.h File 8.82 KB 0644
perf_event_p4.h File 26.1 KB 0644
pgalloc.h File 5.57 KB 0644
pgtable-2level.h File 2.75 KB 0644
pgtable-2level_types.h File 867 B 0644
pgtable-3level.h File 10.24 KB 0644
pgtable-3level_types.h File 1.06 KB 0644
pgtable-invert.h File 1.07 KB 0644
pgtable.h File 33.91 KB 0644
pgtable_32.h File 3.1 KB 0644
pgtable_32_types.h File 2.01 KB 0644
pgtable_64.h File 7.37 KB 0644
pgtable_64_types.h File 3.67 KB 0644
pgtable_types.h File 16.75 KB 0644
pkeys.h File 3.17 KB 0644
platform_sst_audio.h File 3.18 KB 0644
pm-trace.h File 611 B 0644
posix_types.h File 144 B 0644
preempt.h File 3.04 KB 0644
probe_roms.h File 273 B 0644
processor-cyrix.h File 879 B 0644
processor-flags.h File 1.71 KB 0644
processor.h File 24.54 KB 0644
prom.h File 1 KB 0644
proto.h File 1003 B 0644
pti.h File 369 B 0644
ptrace.h File 8.52 KB 0644
purgatory.h File 571 B 0644
pvclock-abi.h File 1.49 KB 0644
pvclock.h File 2.64 KB 0644
qrwlock.h File 199 B 0644
qspinlock.h File 2.54 KB 0644
qspinlock_paravirt.h File 1.85 KB 0644
realmode.h File 1.76 KB 0644
reboot.h File 850 B 0644
reboot_fixups.h File 183 B 0644
refcount.h File 2.83 KB 0644
required-features.h File 2.81 KB 0644
rio.h File 2.57 KB 0644
rmwcc.h File 1.62 KB 0644
rwsem.h File 7.02 KB 0644
seccomp.h File 510 B 0644
sections.h File 465 B 0644
segment.h File 9.47 KB 0644
serial.h File 1.11 KB 0644
set_memory.h File 3.86 KB 0644
setup.h File 3.4 KB 0644
setup_arch.h File 77 B 0644
shmparam.h File 193 B 0644
sigcontext.h File 261 B 0644
sigframe.h File 2.25 KB 0644
sighandling.h File 649 B 0644
signal.h File 2.37 KB 0644
simd.h File 287 B 0644
smap.h File 1.71 KB 0644
smp.h File 4.73 KB 0644
sparsemem.h File 1.01 KB 0644
spec-ctrl.h File 2.81 KB 0644
special_insns.h File 5.04 KB 0644
spinlock.h File 1.19 KB 0644
spinlock_types.h File 719 B 0644
sta2x11.h File 352 B 0644
stackprotector.h File 4.13 KB 0644
stacktrace.h File 2.57 KB 0644
string.h File 129 B 0644
string_32.h File 7.74 KB 0644
string_64.h File 3.56 KB 0644
suspend.h File 131 B 0644
suspend_32.h File 822 B 0644
suspend_64.h File 1.79 KB 0644
svm.h File 7.08 KB 0644
swiotlb.h File 991 B 0644
switch_to.h File 2.98 KB 0644
sync_bitops.h File 3.42 KB 0644
sys_ia32.h File 1.8 KB 0644
syscall.h File 5.14 KB 0644
syscalls.h File 1.39 KB 0644
sysfb.h File 2.54 KB 0644
tce.h File 1.68 KB 0644
text-patching.h File 2.3 KB 0644
thread_info.h File 9.33 KB 0644
time.h File 331 B 0644
timer.h File 1 KB 0644
timex.h File 546 B 0644
tlb.h File 1.05 KB 0644
tlbbatch.h File 332 B 0644
tlbflush.h File 17.09 KB 0644
topology.h File 4.84 KB 0644
trace_clock.h File 406 B 0644
traps.h File 5.74 KB 0644
tsc.h File 1.93 KB 0644
uaccess.h File 21.69 KB 0644
uaccess_32.h File 1.54 KB 0644
uaccess_64.h File 5.32 KB 0644
umip.h File 329 B 0644
unaligned.h File 345 B 0644
unistd.h File 1.45 KB 0644
unwind.h File 3.13 KB 0644
unwind_hints.h File 3.01 KB 0644
uprobes.h File 1.57 KB 0644
user.h File 2.2 KB 0644
user32.h File 2.11 KB 0644
user_32.h File 4.92 KB 0644
user_64.h File 5.21 KB 0644
vdso.h File 1.09 KB 0644
vga.h File 740 B 0644
vgtod.h File 2.13 KB 0644
virtext.h File 2.62 KB 0644
vm86.h File 2.16 KB 0644
vmx.h File 23.5 KB 0644
vsyscall.h File 635 B 0644
vvar.h File 1.38 KB 0644
word-at-a-time.h File 2.54 KB 0644
x86_init.h File 9.25 KB 0644
xor.h File 10.26 KB 0644
xor_32.h File 14.4 KB 0644
xor_64.h File 716 B 0644
xor_avx.h File 4.5 KB 0644