393 lines
16 KiB
C
393 lines
16 KiB
C
#ifndef VMX_H
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#define VMX_H
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/*
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* vmx.h: VMX Architecture related definitions
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* Copyright (c) 2004, Intel Corporation.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*
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* You should have received a copy of the GNU General Public License along with
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* this program; if not, write to the Free Software Foundation, Inc., 59 Temple
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* Place - Suite 330, Boston, MA 02111-1307 USA.
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*
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* A few random additions are:
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* Copyright (C) 2006 Qumranet
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* Avi Kivity <avi@qumranet.com>
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* Yaniv Kamay <yaniv@qumranet.com>
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*
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*/
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/*
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* Definitions of Primary Processor-Based VM-Execution Controls.
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*/
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#define CPU_BASED_VIRTUAL_INTR_PENDING 0x00000004
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#define CPU_BASED_USE_TSC_OFFSETING 0x00000008
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#define CPU_BASED_HLT_EXITING 0x00000080
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#define CPU_BASED_INVLPG_EXITING 0x00000200
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#define CPU_BASED_MWAIT_EXITING 0x00000400
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#define CPU_BASED_RDPMC_EXITING 0x00000800
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#define CPU_BASED_RDTSC_EXITING 0x00001000
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#define CPU_BASED_CR3_LOAD_EXITING 0x00008000
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#define CPU_BASED_CR3_STORE_EXITING 0x00010000
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#define CPU_BASED_CR8_LOAD_EXITING 0x00080000
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#define CPU_BASED_CR8_STORE_EXITING 0x00100000
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#define CPU_BASED_TPR_SHADOW 0x00200000
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#define CPU_BASED_VIRTUAL_NMI_PENDING 0x00400000
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#define CPU_BASED_MOV_DR_EXITING 0x00800000
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#define CPU_BASED_UNCOND_IO_EXITING 0x01000000
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#define CPU_BASED_USE_IO_BITMAPS 0x02000000
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#define CPU_BASED_USE_MSR_BITMAPS 0x10000000
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#define CPU_BASED_MONITOR_EXITING 0x20000000
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#define CPU_BASED_PAUSE_EXITING 0x40000000
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#define CPU_BASED_ACTIVATE_SECONDARY_CONTROLS 0x80000000
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/*
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* Definitions of Secondary Processor-Based VM-Execution Controls.
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*/
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#define SECONDARY_EXEC_VIRTUALIZE_APIC_ACCESSES 0x00000001
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#define SECONDARY_EXEC_ENABLE_EPT 0x00000002
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#define SECONDARY_EXEC_ENABLE_VPID 0x00000020
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#define SECONDARY_EXEC_WBINVD_EXITING 0x00000040
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#define SECONDARY_EXEC_UNRESTRICTED_GUEST 0x00000080
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#define PIN_BASED_EXT_INTR_MASK 0x00000001
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#define PIN_BASED_NMI_EXITING 0x00000008
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#define PIN_BASED_VIRTUAL_NMIS 0x00000020
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#define VM_EXIT_HOST_ADDR_SPACE_SIZE 0x00000200
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#define VM_EXIT_ACK_INTR_ON_EXIT 0x00008000
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#define VM_EXIT_SAVE_IA32_PAT 0x00040000
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#define VM_EXIT_LOAD_IA32_PAT 0x00080000
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#define VM_ENTRY_IA32E_MODE 0x00000200
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#define VM_ENTRY_SMM 0x00000400
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#define VM_ENTRY_DEACT_DUAL_MONITOR 0x00000800
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#define VM_ENTRY_LOAD_IA32_PAT 0x00004000
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/* VMCS Encodings */
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enum vmcs_field {
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VIRTUAL_PROCESSOR_ID = 0x00000000,
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GUEST_ES_SELECTOR = 0x00000800,
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GUEST_CS_SELECTOR = 0x00000802,
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GUEST_SS_SELECTOR = 0x00000804,
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GUEST_DS_SELECTOR = 0x00000806,
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GUEST_FS_SELECTOR = 0x00000808,
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GUEST_GS_SELECTOR = 0x0000080a,
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GUEST_LDTR_SELECTOR = 0x0000080c,
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GUEST_TR_SELECTOR = 0x0000080e,
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HOST_ES_SELECTOR = 0x00000c00,
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HOST_CS_SELECTOR = 0x00000c02,
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HOST_SS_SELECTOR = 0x00000c04,
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HOST_DS_SELECTOR = 0x00000c06,
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HOST_FS_SELECTOR = 0x00000c08,
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HOST_GS_SELECTOR = 0x00000c0a,
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HOST_TR_SELECTOR = 0x00000c0c,
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IO_BITMAP_A = 0x00002000,
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IO_BITMAP_A_HIGH = 0x00002001,
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IO_BITMAP_B = 0x00002002,
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IO_BITMAP_B_HIGH = 0x00002003,
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MSR_BITMAP = 0x00002004,
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MSR_BITMAP_HIGH = 0x00002005,
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VM_EXIT_MSR_STORE_ADDR = 0x00002006,
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VM_EXIT_MSR_STORE_ADDR_HIGH = 0x00002007,
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VM_EXIT_MSR_LOAD_ADDR = 0x00002008,
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VM_EXIT_MSR_LOAD_ADDR_HIGH = 0x00002009,
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VM_ENTRY_MSR_LOAD_ADDR = 0x0000200a,
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VM_ENTRY_MSR_LOAD_ADDR_HIGH = 0x0000200b,
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TSC_OFFSET = 0x00002010,
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TSC_OFFSET_HIGH = 0x00002011,
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VIRTUAL_APIC_PAGE_ADDR = 0x00002012,
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VIRTUAL_APIC_PAGE_ADDR_HIGH = 0x00002013,
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APIC_ACCESS_ADDR = 0x00002014,
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APIC_ACCESS_ADDR_HIGH = 0x00002015,
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EPT_POINTER = 0x0000201a,
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EPT_POINTER_HIGH = 0x0000201b,
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GUEST_PHYSICAL_ADDRESS = 0x00002400,
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GUEST_PHYSICAL_ADDRESS_HIGH = 0x00002401,
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VMCS_LINK_POINTER = 0x00002800,
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VMCS_LINK_POINTER_HIGH = 0x00002801,
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GUEST_IA32_DEBUGCTL = 0x00002802,
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GUEST_IA32_DEBUGCTL_HIGH = 0x00002803,
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GUEST_IA32_PAT = 0x00002804,
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GUEST_IA32_PAT_HIGH = 0x00002805,
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GUEST_PDPTR0 = 0x0000280a,
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GUEST_PDPTR0_HIGH = 0x0000280b,
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GUEST_PDPTR1 = 0x0000280c,
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GUEST_PDPTR1_HIGH = 0x0000280d,
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GUEST_PDPTR2 = 0x0000280e,
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GUEST_PDPTR2_HIGH = 0x0000280f,
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GUEST_PDPTR3 = 0x00002810,
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GUEST_PDPTR3_HIGH = 0x00002811,
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HOST_IA32_PAT = 0x00002c00,
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HOST_IA32_PAT_HIGH = 0x00002c01,
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PIN_BASED_VM_EXEC_CONTROL = 0x00004000,
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CPU_BASED_VM_EXEC_CONTROL = 0x00004002,
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EXCEPTION_BITMAP = 0x00004004,
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PAGE_FAULT_ERROR_CODE_MASK = 0x00004006,
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PAGE_FAULT_ERROR_CODE_MATCH = 0x00004008,
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CR3_TARGET_COUNT = 0x0000400a,
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VM_EXIT_CONTROLS = 0x0000400c,
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VM_EXIT_MSR_STORE_COUNT = 0x0000400e,
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VM_EXIT_MSR_LOAD_COUNT = 0x00004010,
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VM_ENTRY_CONTROLS = 0x00004012,
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VM_ENTRY_MSR_LOAD_COUNT = 0x00004014,
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VM_ENTRY_INTR_INFO_FIELD = 0x00004016,
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VM_ENTRY_EXCEPTION_ERROR_CODE = 0x00004018,
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VM_ENTRY_INSTRUCTION_LEN = 0x0000401a,
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TPR_THRESHOLD = 0x0000401c,
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SECONDARY_VM_EXEC_CONTROL = 0x0000401e,
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VM_INSTRUCTION_ERROR = 0x00004400,
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VM_EXIT_REASON = 0x00004402,
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VM_EXIT_INTR_INFO = 0x00004404,
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VM_EXIT_INTR_ERROR_CODE = 0x00004406,
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IDT_VECTORING_INFO_FIELD = 0x00004408,
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IDT_VECTORING_ERROR_CODE = 0x0000440a,
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VM_EXIT_INSTRUCTION_LEN = 0x0000440c,
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VMX_INSTRUCTION_INFO = 0x0000440e,
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GUEST_ES_LIMIT = 0x00004800,
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GUEST_CS_LIMIT = 0x00004802,
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GUEST_SS_LIMIT = 0x00004804,
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GUEST_DS_LIMIT = 0x00004806,
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GUEST_FS_LIMIT = 0x00004808,
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GUEST_GS_LIMIT = 0x0000480a,
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GUEST_LDTR_LIMIT = 0x0000480c,
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GUEST_TR_LIMIT = 0x0000480e,
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GUEST_GDTR_LIMIT = 0x00004810,
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GUEST_IDTR_LIMIT = 0x00004812,
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GUEST_ES_AR_BYTES = 0x00004814,
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GUEST_CS_AR_BYTES = 0x00004816,
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GUEST_SS_AR_BYTES = 0x00004818,
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GUEST_DS_AR_BYTES = 0x0000481a,
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GUEST_FS_AR_BYTES = 0x0000481c,
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GUEST_GS_AR_BYTES = 0x0000481e,
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GUEST_LDTR_AR_BYTES = 0x00004820,
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GUEST_TR_AR_BYTES = 0x00004822,
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GUEST_INTERRUPTIBILITY_INFO = 0x00004824,
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GUEST_ACTIVITY_STATE = 0X00004826,
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GUEST_SYSENTER_CS = 0x0000482A,
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HOST_IA32_SYSENTER_CS = 0x00004c00,
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CR0_GUEST_HOST_MASK = 0x00006000,
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CR4_GUEST_HOST_MASK = 0x00006002,
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CR0_READ_SHADOW = 0x00006004,
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CR4_READ_SHADOW = 0x00006006,
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CR3_TARGET_VALUE0 = 0x00006008,
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CR3_TARGET_VALUE1 = 0x0000600a,
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CR3_TARGET_VALUE2 = 0x0000600c,
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CR3_TARGET_VALUE3 = 0x0000600e,
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EXIT_QUALIFICATION = 0x00006400,
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GUEST_LINEAR_ADDRESS = 0x0000640a,
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GUEST_CR0 = 0x00006800,
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GUEST_CR3 = 0x00006802,
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GUEST_CR4 = 0x00006804,
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GUEST_ES_BASE = 0x00006806,
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GUEST_CS_BASE = 0x00006808,
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GUEST_SS_BASE = 0x0000680a,
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GUEST_DS_BASE = 0x0000680c,
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GUEST_FS_BASE = 0x0000680e,
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GUEST_GS_BASE = 0x00006810,
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GUEST_LDTR_BASE = 0x00006812,
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GUEST_TR_BASE = 0x00006814,
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GUEST_GDTR_BASE = 0x00006816,
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GUEST_IDTR_BASE = 0x00006818,
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GUEST_DR7 = 0x0000681a,
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GUEST_RSP = 0x0000681c,
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GUEST_RIP = 0x0000681e,
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GUEST_RFLAGS = 0x00006820,
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GUEST_PENDING_DBG_EXCEPTIONS = 0x00006822,
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GUEST_SYSENTER_ESP = 0x00006824,
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GUEST_SYSENTER_EIP = 0x00006826,
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HOST_CR0 = 0x00006c00,
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HOST_CR3 = 0x00006c02,
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HOST_CR4 = 0x00006c04,
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HOST_FS_BASE = 0x00006c06,
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HOST_GS_BASE = 0x00006c08,
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HOST_TR_BASE = 0x00006c0a,
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HOST_GDTR_BASE = 0x00006c0c,
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HOST_IDTR_BASE = 0x00006c0e,
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HOST_IA32_SYSENTER_ESP = 0x00006c10,
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HOST_IA32_SYSENTER_EIP = 0x00006c12,
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HOST_RSP = 0x00006c14,
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HOST_RIP = 0x00006c16,
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};
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#define VMX_EXIT_REASONS_FAILED_VMENTRY 0x80000000
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#define EXIT_REASON_EXCEPTION_NMI 0
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#define EXIT_REASON_EXTERNAL_INTERRUPT 1
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#define EXIT_REASON_TRIPLE_FAULT 2
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#define EXIT_REASON_PENDING_INTERRUPT 7
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#define EXIT_REASON_NMI_WINDOW 8
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#define EXIT_REASON_TASK_SWITCH 9
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#define EXIT_REASON_CPUID 10
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#define EXIT_REASON_HLT 12
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#define EXIT_REASON_INVLPG 14
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#define EXIT_REASON_RDPMC 15
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#define EXIT_REASON_RDTSC 16
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#define EXIT_REASON_VMCALL 18
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#define EXIT_REASON_VMCLEAR 19
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#define EXIT_REASON_VMLAUNCH 20
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#define EXIT_REASON_VMPTRLD 21
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#define EXIT_REASON_VMPTRST 22
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#define EXIT_REASON_VMREAD 23
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#define EXIT_REASON_VMRESUME 24
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#define EXIT_REASON_VMWRITE 25
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#define EXIT_REASON_VMOFF 26
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#define EXIT_REASON_VMON 27
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#define EXIT_REASON_CR_ACCESS 28
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#define EXIT_REASON_DR_ACCESS 29
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#define EXIT_REASON_IO_INSTRUCTION 30
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#define EXIT_REASON_MSR_READ 31
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#define EXIT_REASON_MSR_WRITE 32
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#define EXIT_REASON_MWAIT_INSTRUCTION 36
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#define EXIT_REASON_MCE_DURING_VMENTRY 41
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#define EXIT_REASON_TPR_BELOW_THRESHOLD 43
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#define EXIT_REASON_APIC_ACCESS 44
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#define EXIT_REASON_EPT_VIOLATION 48
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#define EXIT_REASON_EPT_MISCONFIG 49
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#define EXIT_REASON_WBINVD 54
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/*
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* Interruption-information format
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*/
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#define INTR_INFO_VECTOR_MASK 0xff /* 7:0 */
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#define INTR_INFO_INTR_TYPE_MASK 0x700 /* 10:8 */
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#define INTR_INFO_DELIVER_CODE_MASK 0x800 /* 11 */
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#define INTR_INFO_UNBLOCK_NMI 0x1000 /* 12 */
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#define INTR_INFO_VALID_MASK 0x80000000 /* 31 */
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#define INTR_INFO_RESVD_BITS_MASK 0x7ffff000
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#define VECTORING_INFO_VECTOR_MASK INTR_INFO_VECTOR_MASK
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#define VECTORING_INFO_TYPE_MASK INTR_INFO_INTR_TYPE_MASK
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#define VECTORING_INFO_DELIVER_CODE_MASK INTR_INFO_DELIVER_CODE_MASK
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#define VECTORING_INFO_VALID_MASK INTR_INFO_VALID_MASK
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#define INTR_TYPE_EXT_INTR (0 << 8) /* external interrupt */
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#define INTR_TYPE_NMI_INTR (2 << 8) /* NMI */
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#define INTR_TYPE_HARD_EXCEPTION (3 << 8) /* processor exception */
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#define INTR_TYPE_SOFT_INTR (4 << 8) /* software interrupt */
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#define INTR_TYPE_SOFT_EXCEPTION (6 << 8) /* software exception */
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/* GUEST_INTERRUPTIBILITY_INFO flags. */
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#define GUEST_INTR_STATE_STI 0x00000001
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#define GUEST_INTR_STATE_MOV_SS 0x00000002
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#define GUEST_INTR_STATE_SMI 0x00000004
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#define GUEST_INTR_STATE_NMI 0x00000008
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/*
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* Exit Qualifications for MOV for Control Register Access
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*/
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#define CONTROL_REG_ACCESS_NUM 0x7 /* 2:0, number of control reg.*/
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#define CONTROL_REG_ACCESS_TYPE 0x30 /* 5:4, access type */
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#define CONTROL_REG_ACCESS_REG 0xf00 /* 10:8, general purpose reg. */
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#define LMSW_SOURCE_DATA_SHIFT 16
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#define LMSW_SOURCE_DATA (0xFFFF << LMSW_SOURCE_DATA_SHIFT) /* 16:31 lmsw source */
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#define REG_EAX (0 << 8)
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#define REG_ECX (1 << 8)
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#define REG_EDX (2 << 8)
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#define REG_EBX (3 << 8)
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#define REG_ESP (4 << 8)
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#define REG_EBP (5 << 8)
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#define REG_ESI (6 << 8)
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#define REG_EDI (7 << 8)
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#define REG_R8 (8 << 8)
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#define REG_R9 (9 << 8)
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#define REG_R10 (10 << 8)
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#define REG_R11 (11 << 8)
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#define REG_R12 (12 << 8)
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#define REG_R13 (13 << 8)
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#define REG_R14 (14 << 8)
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#define REG_R15 (15 << 8)
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/*
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* Exit Qualifications for MOV for Debug Register Access
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*/
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#define DEBUG_REG_ACCESS_NUM 0x7 /* 2:0, number of debug reg. */
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#define DEBUG_REG_ACCESS_TYPE 0x10 /* 4, direction of access */
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#define TYPE_MOV_TO_DR (0 << 4)
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#define TYPE_MOV_FROM_DR (1 << 4)
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#define DEBUG_REG_ACCESS_REG(eq) (((eq) >> 8) & 0xf) /* 11:8, general purpose reg. */
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/* segment AR */
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#define SEGMENT_AR_L_MASK (1 << 13)
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#define AR_TYPE_ACCESSES_MASK 1
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#define AR_TYPE_READABLE_MASK (1 << 1)
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#define AR_TYPE_WRITEABLE_MASK (1 << 2)
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#define AR_TYPE_CODE_MASK (1 << 3)
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#define AR_TYPE_MASK 0x0f
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#define AR_TYPE_BUSY_64_TSS 11
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#define AR_TYPE_BUSY_32_TSS 11
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#define AR_TYPE_BUSY_16_TSS 3
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#define AR_TYPE_LDT 2
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#define AR_UNUSABLE_MASK (1 << 16)
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#define AR_S_MASK (1 << 4)
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#define AR_P_MASK (1 << 7)
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#define AR_L_MASK (1 << 13)
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#define AR_DB_MASK (1 << 14)
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#define AR_G_MASK (1 << 15)
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#define AR_DPL_SHIFT 5
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#define AR_DPL(ar) (((ar) >> AR_DPL_SHIFT) & 3)
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#define AR_RESERVD_MASK 0xfffe0f00
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#define TSS_PRIVATE_MEMSLOT (KVM_MEMORY_SLOTS + 0)
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#define APIC_ACCESS_PAGE_PRIVATE_MEMSLOT (KVM_MEMORY_SLOTS + 1)
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#define IDENTITY_PAGETABLE_PRIVATE_MEMSLOT (KVM_MEMORY_SLOTS + 2)
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#define VMX_NR_VPIDS (1 << 16)
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#define VMX_VPID_EXTENT_SINGLE_CONTEXT 1
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#define VMX_VPID_EXTENT_ALL_CONTEXT 2
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#define VMX_EPT_EXTENT_INDIVIDUAL_ADDR 0
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#define VMX_EPT_EXTENT_CONTEXT 1
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#define VMX_EPT_EXTENT_GLOBAL 2
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#define VMX_EPT_EXECUTE_ONLY_BIT (1ull)
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#define VMX_EPT_PAGE_WALK_4_BIT (1ull << 6)
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#define VMX_EPTP_UC_BIT (1ull << 8)
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#define VMX_EPTP_WB_BIT (1ull << 14)
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#define VMX_EPT_2MB_PAGE_BIT (1ull << 16)
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#define VMX_EPT_EXTENT_INDIVIDUAL_BIT (1ull << 24)
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#define VMX_EPT_EXTENT_CONTEXT_BIT (1ull << 25)
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#define VMX_EPT_EXTENT_GLOBAL_BIT (1ull << 26)
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#define VMX_EPT_DEFAULT_GAW 3
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#define VMX_EPT_MAX_GAW 0x4
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#define VMX_EPT_MT_EPTE_SHIFT 3
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#define VMX_EPT_GAW_EPTP_SHIFT 3
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#define VMX_EPT_DEFAULT_MT 0x6ull
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#define VMX_EPT_READABLE_MASK 0x1ull
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#define VMX_EPT_WRITABLE_MASK 0x2ull
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#define VMX_EPT_EXECUTABLE_MASK 0x4ull
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#define VMX_EPT_IGMT_BIT (1ull << 6)
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#define VMX_EPT_IDENTITY_PAGETABLE_ADDR 0xfffbc000ul
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#define ASM_VMX_VMCLEAR_RAX ".byte 0x66, 0x0f, 0xc7, 0x30"
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#define ASM_VMX_VMLAUNCH ".byte 0x0f, 0x01, 0xc2"
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#define ASM_VMX_VMRESUME ".byte 0x0f, 0x01, 0xc3"
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#define ASM_VMX_VMPTRLD_RAX ".byte 0x0f, 0xc7, 0x30"
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#define ASM_VMX_VMREAD_RDX_RAX ".byte 0x0f, 0x78, 0xd0"
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#define ASM_VMX_VMWRITE_RAX_RDX ".byte 0x0f, 0x79, 0xd0"
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#define ASM_VMX_VMWRITE_RSP_RDX ".byte 0x0f, 0x79, 0xd4"
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#define ASM_VMX_VMXOFF ".byte 0x0f, 0x01, 0xc4"
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#define ASM_VMX_VMXON_RAX ".byte 0xf3, 0x0f, 0xc7, 0x30"
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#define ASM_VMX_INVEPT ".byte 0x66, 0x0f, 0x38, 0x80, 0x08"
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#define ASM_VMX_INVVPID ".byte 0x66, 0x0f, 0x38, 0x81, 0x08"
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#endif
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