/* SPDX-License-Identifier: GPL-2.0 */ /* * This file contains common definitions for working with Enlightened VMCS which * are used both by Hyper-V on KVM and KVM on Hyper-V. */ #ifndef __KVM_X86_VMX_HYPERV_EVMCS_H #define __KVM_X86_VMX_HYPERV_EVMCS_H #include <hyperv/hvhdk.h> #include "capabilities.h" #include "vmcs12.h" #define KVM_EVMCS_VERSION 1 /* * Enlightened VMCSv1 doesn't support these: * * POSTED_INTR_NV = 0x00000002, * GUEST_INTR_STATUS = 0x00000810, * APIC_ACCESS_ADDR = 0x00002014, * POSTED_INTR_DESC_ADDR = 0x00002016, * EOI_EXIT_BITMAP0 = 0x0000201c, * EOI_EXIT_BITMAP1 = 0x0000201e, * EOI_EXIT_BITMAP2 = 0x00002020, * EOI_EXIT_BITMAP3 = 0x00002022, * GUEST_PML_INDEX = 0x00000812, * PML_ADDRESS = 0x0000200e, * VM_FUNCTION_CONTROL = 0x00002018, * EPTP_LIST_ADDRESS = 0x00002024, * VMREAD_BITMAP = 0x00002026, * VMWRITE_BITMAP = 0x00002028, * * TSC_MULTIPLIER = 0x00002032, * PLE_GAP = 0x00004020, * PLE_WINDOW = 0x00004022, * VMX_PREEMPTION_TIMER_VALUE = 0x0000482E, * * Currently unsupported in KVM: * GUEST_IA32_RTIT_CTL = 0x00002814, */ #define EVMCS1_SUPPORTED_PINCTRL \ (PIN_BASED_ALWAYSON_WITHOUT_TRUE_MSR | \ PIN_BASED_EXT_INTR_MASK | \ PIN_BASED_NMI_EXITING | \ PIN_BASED_VIRTUAL_NMIS) #define EVMCS1_SUPPORTED_EXEC_CTRL \ (CPU_BASED_ALWAYSON_WITHOUT_TRUE_MSR | \ CPU_BASED_HLT_EXITING | \ CPU_BASED_CR3_LOAD_EXITING | \ CPU_BASED_CR3_STORE_EXITING | \ CPU_BASED_UNCOND_IO_EXITING | \ CPU_BASED_MOV_DR_EXITING | \ CPU_BASED_USE_TSC_OFFSETTING | \ CPU_BASED_MWAIT_EXITING | \ CPU_BASED_MONITOR_EXITING | \ CPU_BASED_INVLPG_EXITING | \ CPU_BASED_RDPMC_EXITING | \ CPU_BASED_INTR_WINDOW_EXITING | \ CPU_BASED_CR8_LOAD_EXITING | \ CPU_BASED_CR8_STORE_EXITING | \ CPU_BASED_RDTSC_EXITING | \ CPU_BASED_TPR_SHADOW | \ CPU_BASED_USE_IO_BITMAPS | \ CPU_BASED_MONITOR_TRAP_FLAG | \ CPU_BASED_USE_MSR_BITMAPS | \ CPU_BASED_NMI_WINDOW_EXITING | \ CPU_BASED_PAUSE_EXITING | \ CPU_BASED_ACTIVATE_SECONDARY_CONTROLS) #define EVMCS1_SUPPORTED_2NDEXEC \ (SECONDARY_EXEC_VIRTUALIZE_X2APIC_MODE | \ SECONDARY_EXEC_WBINVD_EXITING | \ SECONDARY_EXEC_ENABLE_VPID | \ SECONDARY_EXEC_ENABLE_EPT | \ SECONDARY_EXEC_UNRESTRICTED_GUEST | \ SECONDARY_EXEC_DESC | \ SECONDARY_EXEC_ENABLE_RDTSCP | \ SECONDARY_EXEC_ENABLE_INVPCID | \ SECONDARY_EXEC_ENABLE_XSAVES | \ SECONDARY_EXEC_RDSEED_EXITING | \ SECONDARY_EXEC_RDRAND_EXITING | \ SECONDARY_EXEC_TSC_SCALING | \ SECONDARY_EXEC_ENABLE_USR_WAIT_PAUSE | \ SECONDARY_EXEC_PT_USE_GPA | \ SECONDARY_EXEC_PT_CONCEAL_VMX | \ SECONDARY_EXEC_BUS_LOCK_DETECTION | \ SECONDARY_EXEC_NOTIFY_VM_EXITING | \ SECONDARY_EXEC_ENCLS_EXITING) #define EVMCS1_SUPPORTED_3RDEXEC (0ULL) #define EVMCS1_SUPPORTED_VMEXIT_CTRL \ (VM_EXIT_ALWAYSON_WITHOUT_TRUE_MSR | \ VM_EXIT_SAVE_DEBUG_CONTROLS | \ VM_EXIT_ACK_INTR_ON_EXIT | \ VM_EXIT_HOST_ADDR_SPACE_SIZE | \ VM_EXIT_LOAD_IA32_PERF_GLOBAL_CTRL | \ VM_EXIT_SAVE_IA32_PAT | \ VM_EXIT_LOAD_IA32_PAT | \ VM_EXIT_SAVE_IA32_EFER | \ VM_EXIT_LOAD_IA32_EFER | \ VM_EXIT_CLEAR_BNDCFGS | \ VM_EXIT_PT_CONCEAL_PIP | \ VM_EXIT_CLEAR_IA32_RTIT_CTL) #define EVMCS1_SUPPORTED_VMENTRY_CTRL \ (VM_ENTRY_ALWAYSON_WITHOUT_TRUE_MSR | \ VM_ENTRY_LOAD_DEBUG_CONTROLS | \ VM_ENTRY_IA32E_MODE | \ VM_ENTRY_LOAD_IA32_PERF_GLOBAL_CTRL | \ VM_ENTRY_LOAD_IA32_PAT | \ VM_ENTRY_LOAD_IA32_EFER | \ VM_ENTRY_LOAD_BNDCFGS | \ VM_ENTRY_PT_CONCEAL_PIP | \ VM_ENTRY_LOAD_IA32_RTIT_CTL) #define EVMCS1_SUPPORTED_VMFUNC (0) struct evmcs_field { u16 offset; u16 clean_field; }; extern const struct evmcs_field vmcs_field_to_evmcs_1[]; extern const unsigned int nr_evmcs_1_fields; static __always_inline int evmcs_field_offset(unsigned long field, u16 *clean_field) { const struct evmcs_field *evmcs_field; unsigned int index = ENC_TO_VMCS12_IDX(field); if (unlikely(index >= nr_evmcs_1_fields)) return -ENOENT; evmcs_field = &vmcs_field_to_evmcs_1[index]; /* * Use offset=0 to detect holes in eVMCS. This offset belongs to * 'revision_id' but this field has no encoding and is supposed to * be accessed directly. */ if (unlikely(!evmcs_field->offset)) return -ENOENT; if (clean_field) *clean_field = evmcs_field->clean_field; return evmcs_field->offset; } static inline u64 evmcs_read_any(struct hv_enlightened_vmcs *evmcs, unsigned long field, u16 offset) { /* * vmcs12_read_any() doesn't care whether the supplied structure * is 'struct vmcs12' or 'struct hv_enlightened_vmcs' as it takes * the exact offset of the required field, use it for convenience * here. */ return vmcs12_read_any((void *)evmcs, field, offset); } #endif /* __KVM_X86_VMX_HYPERV_H */
