/* SPDX-License-Identifier: GPL-2.0-only */
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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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* 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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#ifndef VMX_H
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#define VMX_H
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#include <linux/bitops.h>
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#include <linux/types.h>
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#include <uapi/asm/vmx.h>
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#include <asm/vmxfeatures.h>
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#define VMCS_CONTROL_BIT(x) BIT(VMX_FEATURE_##x & 0x1f)
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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_INTR_WINDOW_EXITING VMCS_CONTROL_BIT(INTR_WINDOW_EXITING)
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#define CPU_BASED_USE_TSC_OFFSETTING VMCS_CONTROL_BIT(USE_TSC_OFFSETTING)
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#define CPU_BASED_HLT_EXITING VMCS_CONTROL_BIT(HLT_EXITING)
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#define CPU_BASED_INVLPG_EXITING VMCS_CONTROL_BIT(INVLPG_EXITING)
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#define CPU_BASED_MWAIT_EXITING VMCS_CONTROL_BIT(MWAIT_EXITING)
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#define CPU_BASED_RDPMC_EXITING VMCS_CONTROL_BIT(RDPMC_EXITING)
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#define CPU_BASED_RDTSC_EXITING VMCS_CONTROL_BIT(RDTSC_EXITING)
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#define CPU_BASED_CR3_LOAD_EXITING VMCS_CONTROL_BIT(CR3_LOAD_EXITING)
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#define CPU_BASED_CR3_STORE_EXITING VMCS_CONTROL_BIT(CR3_STORE_EXITING)
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#define CPU_BASED_CR8_LOAD_EXITING VMCS_CONTROL_BIT(CR8_LOAD_EXITING)
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#define CPU_BASED_CR8_STORE_EXITING VMCS_CONTROL_BIT(CR8_STORE_EXITING)
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#define CPU_BASED_TPR_SHADOW VMCS_CONTROL_BIT(VIRTUAL_TPR)
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#define CPU_BASED_NMI_WINDOW_EXITING VMCS_CONTROL_BIT(NMI_WINDOW_EXITING)
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#define CPU_BASED_MOV_DR_EXITING VMCS_CONTROL_BIT(MOV_DR_EXITING)
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#define CPU_BASED_UNCOND_IO_EXITING VMCS_CONTROL_BIT(UNCOND_IO_EXITING)
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#define CPU_BASED_USE_IO_BITMAPS VMCS_CONTROL_BIT(USE_IO_BITMAPS)
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#define CPU_BASED_MONITOR_TRAP_FLAG VMCS_CONTROL_BIT(MONITOR_TRAP_FLAG)
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#define CPU_BASED_USE_MSR_BITMAPS VMCS_CONTROL_BIT(USE_MSR_BITMAPS)
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#define CPU_BASED_MONITOR_EXITING VMCS_CONTROL_BIT(MONITOR_EXITING)
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#define CPU_BASED_PAUSE_EXITING VMCS_CONTROL_BIT(PAUSE_EXITING)
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#define CPU_BASED_ACTIVATE_SECONDARY_CONTROLS VMCS_CONTROL_BIT(SEC_CONTROLS)
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#define CPU_BASED_ALWAYSON_WITHOUT_TRUE_MSR 0x0401e172
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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 VMCS_CONTROL_BIT(VIRT_APIC_ACCESSES)
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#define SECONDARY_EXEC_ENABLE_EPT VMCS_CONTROL_BIT(EPT)
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#define SECONDARY_EXEC_DESC VMCS_CONTROL_BIT(DESC_EXITING)
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#define SECONDARY_EXEC_ENABLE_RDTSCP VMCS_CONTROL_BIT(RDTSCP)
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#define SECONDARY_EXEC_VIRTUALIZE_X2APIC_MODE VMCS_CONTROL_BIT(VIRTUAL_X2APIC)
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#define SECONDARY_EXEC_ENABLE_VPID VMCS_CONTROL_BIT(VPID)
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#define SECONDARY_EXEC_WBINVD_EXITING VMCS_CONTROL_BIT(WBINVD_EXITING)
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#define SECONDARY_EXEC_UNRESTRICTED_GUEST VMCS_CONTROL_BIT(UNRESTRICTED_GUEST)
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#define SECONDARY_EXEC_APIC_REGISTER_VIRT VMCS_CONTROL_BIT(APIC_REGISTER_VIRT)
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#define SECONDARY_EXEC_VIRTUAL_INTR_DELIVERY VMCS_CONTROL_BIT(VIRT_INTR_DELIVERY)
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#define SECONDARY_EXEC_PAUSE_LOOP_EXITING VMCS_CONTROL_BIT(PAUSE_LOOP_EXITING)
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#define SECONDARY_EXEC_RDRAND_EXITING VMCS_CONTROL_BIT(RDRAND_EXITING)
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#define SECONDARY_EXEC_ENABLE_INVPCID VMCS_CONTROL_BIT(INVPCID)
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#define SECONDARY_EXEC_ENABLE_VMFUNC VMCS_CONTROL_BIT(VMFUNC)
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#define SECONDARY_EXEC_SHADOW_VMCS VMCS_CONTROL_BIT(SHADOW_VMCS)
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#define SECONDARY_EXEC_ENCLS_EXITING VMCS_CONTROL_BIT(ENCLS_EXITING)
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#define SECONDARY_EXEC_RDSEED_EXITING VMCS_CONTROL_BIT(RDSEED_EXITING)
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#define SECONDARY_EXEC_ENABLE_PML VMCS_CONTROL_BIT(PAGE_MOD_LOGGING)
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#define SECONDARY_EXEC_PT_CONCEAL_VMX VMCS_CONTROL_BIT(PT_CONCEAL_VMX)
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#define SECONDARY_EXEC_XSAVES VMCS_CONTROL_BIT(XSAVES)
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#define SECONDARY_EXEC_MODE_BASED_EPT_EXEC VMCS_CONTROL_BIT(MODE_BASED_EPT_EXEC)
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#define SECONDARY_EXEC_PT_USE_GPA VMCS_CONTROL_BIT(PT_USE_GPA)
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#define SECONDARY_EXEC_TSC_SCALING VMCS_CONTROL_BIT(TSC_SCALING)
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#define SECONDARY_EXEC_ENABLE_USR_WAIT_PAUSE VMCS_CONTROL_BIT(USR_WAIT_PAUSE)
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#define PIN_BASED_EXT_INTR_MASK VMCS_CONTROL_BIT(INTR_EXITING)
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#define PIN_BASED_NMI_EXITING VMCS_CONTROL_BIT(NMI_EXITING)
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#define PIN_BASED_VIRTUAL_NMIS VMCS_CONTROL_BIT(VIRTUAL_NMIS)
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#define PIN_BASED_VMX_PREEMPTION_TIMER VMCS_CONTROL_BIT(PREEMPTION_TIMER)
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#define PIN_BASED_POSTED_INTR VMCS_CONTROL_BIT(POSTED_INTR)
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#define PIN_BASED_ALWAYSON_WITHOUT_TRUE_MSR 0x00000016
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#define VM_EXIT_SAVE_DEBUG_CONTROLS 0x00000004
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#define VM_EXIT_HOST_ADDR_SPACE_SIZE 0x00000200
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#define VM_EXIT_LOAD_IA32_PERF_GLOBAL_CTRL 0x00001000
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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_EXIT_SAVE_IA32_EFER 0x00100000
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#define VM_EXIT_LOAD_IA32_EFER 0x00200000
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#define VM_EXIT_SAVE_VMX_PREEMPTION_TIMER 0x00400000
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#define VM_EXIT_CLEAR_BNDCFGS 0x00800000
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#define VM_EXIT_PT_CONCEAL_PIP 0x01000000
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#define VM_EXIT_CLEAR_IA32_RTIT_CTL 0x02000000
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#define VM_EXIT_ALWAYSON_WITHOUT_TRUE_MSR 0x00036dff
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#define VM_ENTRY_LOAD_DEBUG_CONTROLS 0x00000004
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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_PERF_GLOBAL_CTRL 0x00002000
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#define VM_ENTRY_LOAD_IA32_PAT 0x00004000
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#define VM_ENTRY_LOAD_IA32_EFER 0x00008000
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#define VM_ENTRY_LOAD_BNDCFGS 0x00010000
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#define VM_ENTRY_PT_CONCEAL_PIP 0x00020000
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#define VM_ENTRY_LOAD_IA32_RTIT_CTL 0x00040000
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#define VM_ENTRY_ALWAYSON_WITHOUT_TRUE_MSR 0x000011ff
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#define VMX_MISC_PREEMPTION_TIMER_RATE_MASK 0x0000001f
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#define VMX_MISC_SAVE_EFER_LMA 0x00000020
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#define VMX_MISC_ACTIVITY_HLT 0x00000040
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#define VMX_MISC_ZERO_LEN_INS 0x40000000
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#define VMX_MISC_MSR_LIST_MULTIPLIER 512
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/* VMFUNC functions */
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#define VMFUNC_CONTROL_BIT(x) BIT((VMX_FEATURE_##x & 0x1f) - 28)
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#define VMX_VMFUNC_EPTP_SWITCHING VMFUNC_CONTROL_BIT(EPTP_SWITCHING)
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#define VMFUNC_EPTP_ENTRIES 512
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static inline u32 vmx_basic_vmcs_revision_id(u64 vmx_basic)
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{
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return vmx_basic & GENMASK_ULL(30, 0);
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}
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static inline u32 vmx_basic_vmcs_size(u64 vmx_basic)
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{
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return (vmx_basic & GENMASK_ULL(44, 32)) >> 32;
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}
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static inline int vmx_misc_preemption_timer_rate(u64 vmx_misc)
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{
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return vmx_misc & VMX_MISC_PREEMPTION_TIMER_RATE_MASK;
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}
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static inline int vmx_misc_cr3_count(u64 vmx_misc)
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{
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return (vmx_misc & GENMASK_ULL(24, 16)) >> 16;
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}
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static inline int vmx_misc_max_msr(u64 vmx_misc)
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{
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return (vmx_misc & GENMASK_ULL(27, 25)) >> 25;
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}
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static inline int vmx_misc_mseg_revid(u64 vmx_misc)
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{
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return (vmx_misc & GENMASK_ULL(63, 32)) >> 32;
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}
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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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POSTED_INTR_NV = 0x00000002,
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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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GUEST_INTR_STATUS = 0x00000810,
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GUEST_PML_INDEX = 0x00000812,
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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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PML_ADDRESS = 0x0000200e,
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PML_ADDRESS_HIGH = 0x0000200f,
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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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POSTED_INTR_DESC_ADDR = 0x00002016,
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POSTED_INTR_DESC_ADDR_HIGH = 0x00002017,
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VM_FUNCTION_CONTROL = 0x00002018,
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VM_FUNCTION_CONTROL_HIGH = 0x00002019,
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EPT_POINTER = 0x0000201a,
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EPT_POINTER_HIGH = 0x0000201b,
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EOI_EXIT_BITMAP0 = 0x0000201c,
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EOI_EXIT_BITMAP0_HIGH = 0x0000201d,
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EOI_EXIT_BITMAP1 = 0x0000201e,
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EOI_EXIT_BITMAP1_HIGH = 0x0000201f,
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EOI_EXIT_BITMAP2 = 0x00002020,
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EOI_EXIT_BITMAP2_HIGH = 0x00002021,
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EOI_EXIT_BITMAP3 = 0x00002022,
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EOI_EXIT_BITMAP3_HIGH = 0x00002023,
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EPTP_LIST_ADDRESS = 0x00002024,
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EPTP_LIST_ADDRESS_HIGH = 0x00002025,
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VMREAD_BITMAP = 0x00002026,
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VMREAD_BITMAP_HIGH = 0x00002027,
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VMWRITE_BITMAP = 0x00002028,
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VMWRITE_BITMAP_HIGH = 0x00002029,
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XSS_EXIT_BITMAP = 0x0000202C,
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XSS_EXIT_BITMAP_HIGH = 0x0000202D,
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ENCLS_EXITING_BITMAP = 0x0000202E,
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ENCLS_EXITING_BITMAP_HIGH = 0x0000202F,
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TSC_MULTIPLIER = 0x00002032,
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TSC_MULTIPLIER_HIGH = 0x00002033,
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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_IA32_EFER = 0x00002806,
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GUEST_IA32_EFER_HIGH = 0x00002807,
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GUEST_IA32_PERF_GLOBAL_CTRL = 0x00002808,
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GUEST_IA32_PERF_GLOBAL_CTRL_HIGH= 0x00002809,
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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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GUEST_BNDCFGS = 0x00002812,
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GUEST_BNDCFGS_HIGH = 0x00002813,
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GUEST_IA32_RTIT_CTL = 0x00002814,
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GUEST_IA32_RTIT_CTL_HIGH = 0x00002815,
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HOST_IA32_PAT = 0x00002c00,
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HOST_IA32_PAT_HIGH = 0x00002c01,
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HOST_IA32_EFER = 0x00002c02,
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HOST_IA32_EFER_HIGH = 0x00002c03,
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HOST_IA32_PERF_GLOBAL_CTRL = 0x00002c04,
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HOST_IA32_PERF_GLOBAL_CTRL_HIGH = 0x00002c05,
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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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PLE_GAP = 0x00004020,
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PLE_WINDOW = 0x00004022,
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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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VMX_PREEMPTION_TIMER_VALUE = 0x0000482E,
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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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/*
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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_RESERVED (1 << 8) /* reserved */
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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_PRIV_SW_EXCEPTION (5 << 8) /* ICE breakpoint - undocumented */
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#define INTR_TYPE_SOFT_EXCEPTION (6 << 8) /* software exception */
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#define INTR_TYPE_OTHER_EVENT (7 << 8) /* other event */
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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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/* GUEST_ACTIVITY_STATE flags */
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#define GUEST_ACTIVITY_ACTIVE 0
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#define GUEST_ACTIVITY_HLT 1
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#define GUEST_ACTIVITY_SHUTDOWN 2
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#define GUEST_ACTIVITY_WAIT_SIPI 3
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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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|
/*
|
* Exit Qualifications for MOV for Debug Register Access
|
*/
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#define DEBUG_REG_ACCESS_NUM 0x7 /* 2:0, number of debug reg. */
|
#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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|
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/*
|
* Exit Qualifications for APIC-Access
|
*/
|
#define APIC_ACCESS_OFFSET 0xfff /* 11:0, offset within the APIC page */
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#define APIC_ACCESS_TYPE 0xf000 /* 15:12, access type */
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#define TYPE_LINEAR_APIC_INST_READ (0 << 12)
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#define TYPE_LINEAR_APIC_INST_WRITE (1 << 12)
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#define TYPE_LINEAR_APIC_INST_FETCH (2 << 12)
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#define TYPE_LINEAR_APIC_EVENT (3 << 12)
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#define TYPE_PHYSICAL_APIC_EVENT (10 << 12)
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#define TYPE_PHYSICAL_APIC_INST (15 << 12)
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|
/* 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
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#define VMX_AR_TYPE_READABLE_MASK (1 << 1)
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#define VMX_AR_TYPE_WRITEABLE_MASK (1 << 2)
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#define VMX_AR_TYPE_CODE_MASK (1 << 3)
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#define VMX_AR_TYPE_MASK 0x0f
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#define VMX_AR_TYPE_BUSY_64_TSS 11
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#define VMX_AR_TYPE_BUSY_32_TSS 11
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#define VMX_AR_TYPE_BUSY_16_TSS 3
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#define VMX_AR_TYPE_LDT 2
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|
#define VMX_AR_UNUSABLE_MASK (1 << 16)
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#define VMX_AR_S_MASK (1 << 4)
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#define VMX_AR_P_MASK (1 << 7)
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#define VMX_AR_L_MASK (1 << 13)
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#define VMX_AR_DB_MASK (1 << 14)
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#define VMX_AR_G_MASK (1 << 15)
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#define VMX_AR_DPL_SHIFT 5
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#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)
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#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)
|
|
static inline u8 vmx_eptp_page_walk_level(u64 eptp)
|
{
|
u64 encoded_level = eptp & VMX_EPTP_PWL_MASK;
|
|
if (encoded_level == VMX_EPTP_PWL_5)
|
return 5;
|
|
/* @eptp must be pre-validated by the caller. */
|
WARN_ON_ONCE(encoded_level != VMX_EPTP_PWL_4);
|
return 4;
|
}
|
|
/* 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
|
|
struct vmx_msr_entry {
|
u32 index;
|
u32 reserved;
|
u64 value;
|
} __aligned(16);
|
|
/*
|
* Exit Qualifications for entry failure during or after loading guest state
|
*/
|
enum vm_entry_failure_code {
|
ENTRY_FAIL_DEFAULT = 0,
|
ENTRY_FAIL_PDPTE = 2,
|
ENTRY_FAIL_NMI = 3,
|
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,
|
};
|
|
/*
|
* VM-instruction errors that can be encountered on VM-Enter, used to trace
|
* nested VM-Enter failures reported by hardware. Errors unique to VM-Enter
|
* from a SMI Transfer Monitor are not included as things have gone seriously
|
* sideways if we get one of those...
|
*/
|
#define VMX_VMENTER_INSTRUCTION_ERRORS \
|
{ VMXERR_VMLAUNCH_NONCLEAR_VMCS, "VMLAUNCH_NONCLEAR_VMCS" }, \
|
{ VMXERR_VMRESUME_NONLAUNCHED_VMCS, "VMRESUME_NONLAUNCHED_VMCS" }, \
|
{ VMXERR_VMRESUME_AFTER_VMXOFF, "VMRESUME_AFTER_VMXOFF" }, \
|
{ VMXERR_ENTRY_INVALID_CONTROL_FIELD, "VMENTRY_INVALID_CONTROL_FIELD" }, \
|
{ VMXERR_ENTRY_INVALID_HOST_STATE_FIELD, "VMENTRY_INVALID_HOST_STATE_FIELD" }, \
|
{ VMXERR_ENTRY_EVENTS_BLOCKED_BY_MOV_SS, "VMENTRY_EVENTS_BLOCKED_BY_MOV_SS" }
|
|
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
|
