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vmx.h

#ifndef VMX_H
#define VMX_H

/*
 * 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>
 *
 */

#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_CR8_LOAD_EXITING              0x00080000
#define CPU_BASED_CR8_STORE_EXITING             0x00100000
#define CPU_BASED_TPR_SHADOW                    0x00200000
#define CPU_BASED_MOV_DR_EXITING                0x00800000
#define CPU_BASED_UNCOND_IO_EXITING             0x01000000
#define CPU_BASED_USE_IO_BITMAPS                0x02000000
#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 PIN_BASED_EXT_INTR_MASK                 0x00000001
#define PIN_BASED_NMI_EXITING                   0x00000008
#define PIN_BASED_VIRTUAL_NMIS                  0x00000020

#define VM_EXIT_HOST_ADDR_SPACE_SIZE            0x00000200
#define VM_EXIT_ACK_INTR_ON_EXIT                0x00008000

#define VM_ENTRY_IA32E_MODE                     0x00000200
#define VM_ENTRY_SMM                            0x00000400
#define VM_ENTRY_DEACT_DUAL_MONITOR             0x00000800

#define SECONDARY_EXEC_VIRTUALIZE_APIC_ACCESSES 0x00000001

/* VMCS Encodings */
enum vmcs_field {
      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,
      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,
      TSC_OFFSET                      = 0x00002010,
      TSC_OFFSET_HIGH                 = 0x00002011,
      VIRTUAL_APIC_PAGE_ADDR          = 0x00002012,
      VIRTUAL_APIC_PAGE_ADDR_HIGH     = 0x00002013,
      VMCS_LINK_POINTER               = 0x00002800,
      VMCS_LINK_POINTER_HIGH          = 0x00002801,
      GUEST_IA32_DEBUGCTL             = 0x00002802,
      GUEST_IA32_DEBUGCTL_HIGH        = 0x00002803,
      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,
      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,
      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,
};

#define VMX_EXIT_REASONS_FAILED_VMENTRY         0x80000000

#define EXIT_REASON_EXCEPTION_NMI       0
#define EXIT_REASON_EXTERNAL_INTERRUPT  1
#define EXIT_REASON_TRIPLE_FAULT        2

#define EXIT_REASON_PENDING_INTERRUPT   7

#define EXIT_REASON_TASK_SWITCH         9
#define EXIT_REASON_CPUID               10
#define EXIT_REASON_HLT                 12
#define EXIT_REASON_INVLPG              14
#define EXIT_REASON_RDPMC               15
#define EXIT_REASON_RDTSC               16
#define EXIT_REASON_VMCALL              18
#define EXIT_REASON_VMCLEAR             19
#define EXIT_REASON_VMLAUNCH            20
#define EXIT_REASON_VMPTRLD             21
#define EXIT_REASON_VMPTRST             22
#define EXIT_REASON_VMREAD              23
#define EXIT_REASON_VMRESUME            24
#define EXIT_REASON_VMWRITE             25
#define EXIT_REASON_VMOFF               26
#define EXIT_REASON_VMON                27
#define EXIT_REASON_CR_ACCESS           28
#define EXIT_REASON_DR_ACCESS           29
#define EXIT_REASON_IO_INSTRUCTION      30
#define EXIT_REASON_MSR_READ            31
#define EXIT_REASON_MSR_WRITE           32
#define EXIT_REASON_MWAIT_INSTRUCTION   36
#define EXIT_REASON_TPR_BELOW_THRESHOLD 43

/*
 * Interruption-information format
 */
#define INTR_INFO_VECTOR_MASK           0xff            /* 7:0 */
#define INTR_INFO_INTR_TYPE_MASK        0x700           /* 10:8 */
#define INTR_INFO_DELIEVER_CODE_MASK    0x800           /* 11 */
#define INTR_INFO_VALID_MASK            0x80000000      /* 31 */

#define VECTORING_INFO_VECTOR_MASK              INTR_INFO_VECTOR_MASK
#define VECTORING_INFO_TYPE_MASK          INTR_INFO_INTR_TYPE_MASK
#define VECTORING_INFO_DELIEVER_CODE_MASK       INTR_INFO_DELIEVER_CODE_MASK
#define VECTORING_INFO_VALID_MASK         INTR_INFO_VALID_MASK

#define INTR_TYPE_EXT_INTR              (0 << 8) /* external interrupt */
#define INTR_TYPE_EXCEPTION             (3 << 8) /* processor exception */

/*
 * Exit Qualifications for MOV for Control Register Access
 */
#define CONTROL_REG_ACCESS_NUM          0x7     /* 2:0, number of control register */
#define CONTROL_REG_ACCESS_TYPE         0x30    /* 5:4, access type */
#define CONTROL_REG_ACCESS_REG          0xf00   /* 10:8, general purpose register */
#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 register */
#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            0xf00   /* 11:8, general purpose register */


/* segment AR */
#define SEGMENT_AR_L_MASK (1 << 13)

#define AR_TYPE_ACCESSES_MASK 1
#define AR_TYPE_READABLE_MASK (1 << 1)
#define AR_TYPE_WRITEABLE_MASK (1 << 2)
#define AR_TYPE_CODE_MASK (1 << 3)
#define AR_TYPE_MASK 0x0f
#define AR_TYPE_BUSY_64_TSS 11
#define AR_TYPE_BUSY_32_TSS 11
#define AR_TYPE_BUSY_16_TSS 3
#define AR_TYPE_LDT 2

#define AR_UNUSABLE_MASK (1 << 16)
#define AR_S_MASK (1 << 4)
#define AR_P_MASK (1 << 7)
#define AR_L_MASK (1 << 13)
#define AR_DB_MASK (1 << 14)
#define AR_G_MASK (1 << 15)
#define AR_DPL_SHIFT 5
#define AR_DPL(ar) (((ar) >> AR_DPL_SHIFT) & 3)

#define AR_RESERVD_MASK 0xfffe0f00

#define MSR_IA32_VMX_BASIC                      0x480
#define MSR_IA32_VMX_PINBASED_CTLS              0x481
#define MSR_IA32_VMX_PROCBASED_CTLS             0x482
#define MSR_IA32_VMX_EXIT_CTLS                  0x483
#define MSR_IA32_VMX_ENTRY_CTLS                 0x484
#define MSR_IA32_VMX_MISC                       0x485
#define MSR_IA32_VMX_CR0_FIXED0                 0x486
#define MSR_IA32_VMX_CR0_FIXED1                 0x487
#define MSR_IA32_VMX_CR4_FIXED0                 0x488
#define MSR_IA32_VMX_CR4_FIXED1                 0x489
#define MSR_IA32_VMX_VMCS_ENUM                  0x48a
#define MSR_IA32_VMX_PROCBASED_CTLS2            0x48b

#define MSR_IA32_FEATURE_CONTROL                0x3a
#define MSR_IA32_FEATURE_CONTROL_LOCKED         0x1
#define MSR_IA32_FEATURE_CONTROL_VMXON_ENABLED  0x4

#endif

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