| Author | Tokens | Token Proportion | Commits | Commit Proportion |
|---|---|---|---|---|
| Paolo Bonzini | 1523 | 88.60% | 6 | 24.00% |
| Vitaly Kuznetsov | 73 | 4.25% | 4 | 16.00% |
| Makarand Sonare | 69 | 4.01% | 1 | 4.00% |
| David Matlack | 21 | 1.22% | 4 | 16.00% |
| Jim Mattson | 18 | 1.05% | 2 | 8.00% |
| Sean Christopherson | 4 | 0.23% | 2 | 8.00% |
| Peter Xu | 4 | 0.23% | 1 | 4.00% |
| Xiaoyao Li | 3 | 0.17% | 3 | 12.00% |
| Thomas Gleixner | 2 | 0.12% | 1 | 4.00% |
| Andrew Jones | 2 | 0.12% | 1 | 4.00% |
| Total | 1719 | 25 |
/* SPDX-License-Identifier: GPL-2.0-only */ /* * tools/testing/selftests/kvm/include/x86_64/vmx.h * * Copyright (C) 2018, Google LLC. */ #ifndef SELFTEST_KVM_VMX_H #define SELFTEST_KVM_VMX_H #include <asm/vmx.h> #include <stdint.h> #include "processor.h" #include "apic.h" /* * Definitions of Primary Processor-Based VM-Execution Controls. */ #define CPU_BASED_INTR_WINDOW_EXITING 0x00000004 #define CPU_BASED_USE_TSC_OFFSETTING 0x00000008 #define CPU_BASED_HLT_EXITING 0x00000080 #define CPU_BASED_INVLPG_EXITING 0x00000200 #define CPU_BASED_MWAIT_EXITING 0x00000400 #define CPU_BASED_RDPMC_EXITING 0x00000800 #define CPU_BASED_RDTSC_EXITING 0x00001000 #define CPU_BASED_CR3_LOAD_EXITING 0x00008000 #define CPU_BASED_CR3_STORE_EXITING 0x00010000 #define CPU_BASED_CR8_LOAD_EXITING 0x00080000 #define CPU_BASED_CR8_STORE_EXITING 0x00100000 #define CPU_BASED_TPR_SHADOW 0x00200000 #define CPU_BASED_NMI_WINDOW_EXITING 0x00400000 #define CPU_BASED_MOV_DR_EXITING 0x00800000 #define CPU_BASED_UNCOND_IO_EXITING 0x01000000 #define CPU_BASED_USE_IO_BITMAPS 0x02000000 #define CPU_BASED_MONITOR_TRAP 0x08000000 #define CPU_BASED_USE_MSR_BITMAPS 0x10000000 #define CPU_BASED_MONITOR_EXITING 0x20000000 #define CPU_BASED_PAUSE_EXITING 0x40000000 #define CPU_BASED_ACTIVATE_SECONDARY_CONTROLS 0x80000000 #define CPU_BASED_ALWAYSON_WITHOUT_TRUE_MSR 0x0401e172 /* * Definitions of Secondary Processor-Based VM-Execution Controls. */ #define SECONDARY_EXEC_VIRTUALIZE_APIC_ACCESSES 0x00000001 #define SECONDARY_EXEC_ENABLE_EPT 0x00000002 #define SECONDARY_EXEC_DESC 0x00000004 #define SECONDARY_EXEC_ENABLE_RDTSCP 0x00000008 #define SECONDARY_EXEC_VIRTUALIZE_X2APIC_MODE 0x00000010 #define SECONDARY_EXEC_ENABLE_VPID 0x00000020 #define SECONDARY_EXEC_WBINVD_EXITING 0x00000040 #define SECONDARY_EXEC_UNRESTRICTED_GUEST 0x00000080 #define SECONDARY_EXEC_APIC_REGISTER_VIRT 0x00000100 #define SECONDARY_EXEC_VIRTUAL_INTR_DELIVERY 0x00000200 #define SECONDARY_EXEC_PAUSE_LOOP_EXITING 0x00000400 #define SECONDARY_EXEC_RDRAND_EXITING 0x00000800 #define SECONDARY_EXEC_ENABLE_INVPCID 0x00001000 #define SECONDARY_EXEC_ENABLE_VMFUNC 0x00002000 #define SECONDARY_EXEC_SHADOW_VMCS 0x00004000 #define SECONDARY_EXEC_RDSEED_EXITING 0x00010000 #define SECONDARY_EXEC_ENABLE_PML 0x00020000 #define SECONDARY_EPT_VE 0x00040000 #define SECONDARY_ENABLE_XSAV_RESTORE 0x00100000 #define SECONDARY_EXEC_TSC_SCALING 0x02000000 #define PIN_BASED_EXT_INTR_MASK 0x00000001 #define PIN_BASED_NMI_EXITING 0x00000008 #define PIN_BASED_VIRTUAL_NMIS 0x00000020 #define PIN_BASED_VMX_PREEMPTION_TIMER 0x00000040 #define PIN_BASED_POSTED_INTR 0x00000080 #define PIN_BASED_ALWAYSON_WITHOUT_TRUE_MSR 0x00000016 #define VM_EXIT_SAVE_DEBUG_CONTROLS 0x00000004 #define VM_EXIT_HOST_ADDR_SPACE_SIZE 0x00000200 #define VM_EXIT_LOAD_IA32_PERF_GLOBAL_CTRL 0x00001000 #define VM_EXIT_ACK_INTR_ON_EXIT 0x00008000 #define VM_EXIT_SAVE_IA32_PAT 0x00040000 #define VM_EXIT_LOAD_IA32_PAT 0x00080000 #define VM_EXIT_SAVE_IA32_EFER 0x00100000 #define VM_EXIT_LOAD_IA32_EFER 0x00200000 #define VM_EXIT_SAVE_VMX_PREEMPTION_TIMER 0x00400000 #define VM_EXIT_ALWAYSON_WITHOUT_TRUE_MSR 0x00036dff #define VM_ENTRY_LOAD_DEBUG_CONTROLS 0x00000004 #define VM_ENTRY_IA32E_MODE 0x00000200 #define VM_ENTRY_SMM 0x00000400 #define VM_ENTRY_DEACT_DUAL_MONITOR 0x00000800 #define VM_ENTRY_LOAD_IA32_PERF_GLOBAL_CTRL 0x00002000 #define VM_ENTRY_LOAD_IA32_PAT 0x00004000 #define VM_ENTRY_LOAD_IA32_EFER 0x00008000 #define VM_ENTRY_ALWAYSON_WITHOUT_TRUE_MSR 0x000011ff #define VMX_MISC_PREEMPTION_TIMER_RATE_MASK 0x0000001f #define VMX_MISC_SAVE_EFER_LMA 0x00000020 #define VMX_EPT_VPID_CAP_1G_PAGES 0x00020000 #define VMX_EPT_VPID_CAP_AD_BITS 0x00200000 #define EXIT_REASON_FAILED_VMENTRY 0x80000000 enum vmcs_field { VIRTUAL_PROCESSOR_ID = 0x00000000, POSTED_INTR_NV = 0x00000002, GUEST_ES_SELECTOR = 0x00000800, GUEST_CS_SELECTOR = 0x00000802, GUEST_SS_SELECTOR = 0x00000804, GUEST_DS_SELECTOR = 0x00000806, GUEST_FS_SELECTOR = 0x00000808, GUEST_GS_SELECTOR = 0x0000080a, GUEST_LDTR_SELECTOR = 0x0000080c, GUEST_TR_SELECTOR = 0x0000080e, GUEST_INTR_STATUS = 0x00000810, GUEST_PML_INDEX = 0x00000812, HOST_ES_SELECTOR = 0x00000c00, HOST_CS_SELECTOR = 0x00000c02, HOST_SS_SELECTOR = 0x00000c04, HOST_DS_SELECTOR = 0x00000c06, HOST_FS_SELECTOR = 0x00000c08, HOST_GS_SELECTOR = 0x00000c0a, HOST_TR_SELECTOR = 0x00000c0c, IO_BITMAP_A = 0x00002000, IO_BITMAP_A_HIGH = 0x00002001, IO_BITMAP_B = 0x00002002, IO_BITMAP_B_HIGH = 0x00002003, MSR_BITMAP = 0x00002004, MSR_BITMAP_HIGH = 0x00002005, VM_EXIT_MSR_STORE_ADDR = 0x00002006, VM_EXIT_MSR_STORE_ADDR_HIGH = 0x00002007, VM_EXIT_MSR_LOAD_ADDR = 0x00002008, VM_EXIT_MSR_LOAD_ADDR_HIGH = 0x00002009, VM_ENTRY_MSR_LOAD_ADDR = 0x0000200a, VM_ENTRY_MSR_LOAD_ADDR_HIGH = 0x0000200b, PML_ADDRESS = 0x0000200e, PML_ADDRESS_HIGH = 0x0000200f, TSC_OFFSET = 0x00002010, TSC_OFFSET_HIGH = 0x00002011, VIRTUAL_APIC_PAGE_ADDR = 0x00002012, VIRTUAL_APIC_PAGE_ADDR_HIGH = 0x00002013, APIC_ACCESS_ADDR = 0x00002014, APIC_ACCESS_ADDR_HIGH = 0x00002015, POSTED_INTR_DESC_ADDR = 0x00002016, POSTED_INTR_DESC_ADDR_HIGH = 0x00002017, EPT_POINTER = 0x0000201a, EPT_POINTER_HIGH = 0x0000201b, EOI_EXIT_BITMAP0 = 0x0000201c, EOI_EXIT_BITMAP0_HIGH = 0x0000201d, EOI_EXIT_BITMAP1 = 0x0000201e, EOI_EXIT_BITMAP1_HIGH = 0x0000201f, EOI_EXIT_BITMAP2 = 0x00002020, EOI_EXIT_BITMAP2_HIGH = 0x00002021, EOI_EXIT_BITMAP3 = 0x00002022, EOI_EXIT_BITMAP3_HIGH = 0x00002023, VMREAD_BITMAP = 0x00002026, VMREAD_BITMAP_HIGH = 0x00002027, VMWRITE_BITMAP = 0x00002028, VMWRITE_BITMAP_HIGH = 0x00002029, XSS_EXIT_BITMAP = 0x0000202C, XSS_EXIT_BITMAP_HIGH = 0x0000202D, ENCLS_EXITING_BITMAP = 0x0000202E, ENCLS_EXITING_BITMAP_HIGH = 0x0000202F, TSC_MULTIPLIER = 0x00002032, TSC_MULTIPLIER_HIGH = 0x00002033, GUEST_PHYSICAL_ADDRESS = 0x00002400, GUEST_PHYSICAL_ADDRESS_HIGH = 0x00002401, VMCS_LINK_POINTER = 0x00002800, VMCS_LINK_POINTER_HIGH = 0x00002801, GUEST_IA32_DEBUGCTL = 0x00002802, GUEST_IA32_DEBUGCTL_HIGH = 0x00002803, GUEST_IA32_PAT = 0x00002804, GUEST_IA32_PAT_HIGH = 0x00002805, GUEST_IA32_EFER = 0x00002806, GUEST_IA32_EFER_HIGH = 0x00002807, GUEST_IA32_PERF_GLOBAL_CTRL = 0x00002808, GUEST_IA32_PERF_GLOBAL_CTRL_HIGH= 0x00002809, GUEST_PDPTR0 = 0x0000280a, GUEST_PDPTR0_HIGH = 0x0000280b, GUEST_PDPTR1 = 0x0000280c, GUEST_PDPTR1_HIGH = 0x0000280d, GUEST_PDPTR2 = 0x0000280e, GUEST_PDPTR2_HIGH = 0x0000280f, GUEST_PDPTR3 = 0x00002810, GUEST_PDPTR3_HIGH = 0x00002811, GUEST_BNDCFGS = 0x00002812, GUEST_BNDCFGS_HIGH = 0x00002813, HOST_IA32_PAT = 0x00002c00, HOST_IA32_PAT_HIGH = 0x00002c01, HOST_IA32_EFER = 0x00002c02, HOST_IA32_EFER_HIGH = 0x00002c03, HOST_IA32_PERF_GLOBAL_CTRL = 0x00002c04, HOST_IA32_PERF_GLOBAL_CTRL_HIGH = 0x00002c05, PIN_BASED_VM_EXEC_CONTROL = 0x00004000, CPU_BASED_VM_EXEC_CONTROL = 0x00004002, EXCEPTION_BITMAP = 0x00004004, PAGE_FAULT_ERROR_CODE_MASK = 0x00004006, PAGE_FAULT_ERROR_CODE_MATCH = 0x00004008, CR3_TARGET_COUNT = 0x0000400a, VM_EXIT_CONTROLS = 0x0000400c, VM_EXIT_MSR_STORE_COUNT = 0x0000400e, VM_EXIT_MSR_LOAD_COUNT = 0x00004010, VM_ENTRY_CONTROLS = 0x00004012, VM_ENTRY_MSR_LOAD_COUNT = 0x00004014, VM_ENTRY_INTR_INFO_FIELD = 0x00004016, VM_ENTRY_EXCEPTION_ERROR_CODE = 0x00004018, VM_ENTRY_INSTRUCTION_LEN = 0x0000401a, TPR_THRESHOLD = 0x0000401c, SECONDARY_VM_EXEC_CONTROL = 0x0000401e, PLE_GAP = 0x00004020, PLE_WINDOW = 0x00004022, VM_INSTRUCTION_ERROR = 0x00004400, VM_EXIT_REASON = 0x00004402, VM_EXIT_INTR_INFO = 0x00004404, VM_EXIT_INTR_ERROR_CODE = 0x00004406, IDT_VECTORING_INFO_FIELD = 0x00004408, IDT_VECTORING_ERROR_CODE = 0x0000440a, VM_EXIT_INSTRUCTION_LEN = 0x0000440c, VMX_INSTRUCTION_INFO = 0x0000440e, GUEST_ES_LIMIT = 0x00004800, GUEST_CS_LIMIT = 0x00004802, GUEST_SS_LIMIT = 0x00004804, GUEST_DS_LIMIT = 0x00004806, GUEST_FS_LIMIT = 0x00004808, GUEST_GS_LIMIT = 0x0000480a, GUEST_LDTR_LIMIT = 0x0000480c, GUEST_TR_LIMIT = 0x0000480e, GUEST_GDTR_LIMIT = 0x00004810, GUEST_IDTR_LIMIT = 0x00004812, GUEST_ES_AR_BYTES = 0x00004814, GUEST_CS_AR_BYTES = 0x00004816, GUEST_SS_AR_BYTES = 0x00004818, GUEST_DS_AR_BYTES = 0x0000481a, GUEST_FS_AR_BYTES = 0x0000481c, GUEST_GS_AR_BYTES = 0x0000481e, GUEST_LDTR_AR_BYTES = 0x00004820, GUEST_TR_AR_BYTES = 0x00004822, GUEST_INTERRUPTIBILITY_INFO = 0x00004824, GUEST_ACTIVITY_STATE = 0X00004826, GUEST_SYSENTER_CS = 0x0000482A, VMX_PREEMPTION_TIMER_VALUE = 0x0000482E, HOST_IA32_SYSENTER_CS = 0x00004c00, CR0_GUEST_HOST_MASK = 0x00006000, CR4_GUEST_HOST_MASK = 0x00006002, CR0_READ_SHADOW = 0x00006004, CR4_READ_SHADOW = 0x00006006, CR3_TARGET_VALUE0 = 0x00006008, CR3_TARGET_VALUE1 = 0x0000600a, CR3_TARGET_VALUE2 = 0x0000600c, CR3_TARGET_VALUE3 = 0x0000600e, EXIT_QUALIFICATION = 0x00006400, GUEST_LINEAR_ADDRESS = 0x0000640a, GUEST_CR0 = 0x00006800, GUEST_CR3 = 0x00006802, GUEST_CR4 = 0x00006804, GUEST_ES_BASE = 0x00006806, GUEST_CS_BASE = 0x00006808, GUEST_SS_BASE = 0x0000680a, GUEST_DS_BASE = 0x0000680c, GUEST_FS_BASE = 0x0000680e, GUEST_GS_BASE = 0x00006810, GUEST_LDTR_BASE = 0x00006812, GUEST_TR_BASE = 0x00006814, GUEST_GDTR_BASE = 0x00006816, GUEST_IDTR_BASE = 0x00006818, GUEST_DR7 = 0x0000681a, GUEST_RSP = 0x0000681c, GUEST_RIP = 0x0000681e, GUEST_RFLAGS = 0x00006820, GUEST_PENDING_DBG_EXCEPTIONS = 0x00006822, GUEST_SYSENTER_ESP = 0x00006824, GUEST_SYSENTER_EIP = 0x00006826, HOST_CR0 = 0x00006c00, HOST_CR3 = 0x00006c02, HOST_CR4 = 0x00006c04, HOST_FS_BASE = 0x00006c06, HOST_GS_BASE = 0x00006c08, HOST_TR_BASE = 0x00006c0a, HOST_GDTR_BASE = 0x00006c0c, HOST_IDTR_BASE = 0x00006c0e, HOST_IA32_SYSENTER_ESP = 0x00006c10, HOST_IA32_SYSENTER_EIP = 0x00006c12, HOST_RSP = 0x00006c14, HOST_RIP = 0x00006c16, }; struct vmx_msr_entry { uint32_t index; uint32_t reserved; uint64_t value; } __attribute__ ((aligned(16))); #include "evmcs.h" static inline int vmxon(uint64_t phys) { uint8_t ret; __asm__ __volatile__ ("vmxon %[pa]; setna %[ret]" : [ret]"=rm"(ret) : [pa]"m"(phys) : "cc", "memory"); return ret; } static inline void vmxoff(void) { __asm__ __volatile__("vmxoff"); } static inline int vmclear(uint64_t vmcs_pa) { uint8_t ret; __asm__ __volatile__ ("vmclear %[pa]; setna %[ret]" : [ret]"=rm"(ret) : [pa]"m"(vmcs_pa) : "cc", "memory"); return ret; } static inline int vmptrld(uint64_t vmcs_pa) { uint8_t ret; if (enable_evmcs) return -1; __asm__ __volatile__ ("vmptrld %[pa]; setna %[ret]" : [ret]"=rm"(ret) : [pa]"m"(vmcs_pa) : "cc", "memory"); return ret; } static inline int vmptrst(uint64_t *value) { uint64_t tmp; uint8_t ret; if (enable_evmcs) return evmcs_vmptrst(value); __asm__ __volatile__("vmptrst %[value]; setna %[ret]" : [value]"=m"(tmp), [ret]"=rm"(ret) : : "cc", "memory"); *value = tmp; return ret; } /* * A wrapper around vmptrst that ignores errors and returns zero if the * vmptrst instruction fails. */ static inline uint64_t vmptrstz(void) { uint64_t value = 0; vmptrst(&value); return value; } /* * No guest state (e.g. GPRs) is established by this vmlaunch. */ static inline int vmlaunch(void) { int ret; if (enable_evmcs) return evmcs_vmlaunch(); __asm__ __volatile__("push %%rbp;" "push %%rcx;" "push %%rdx;" "push %%rsi;" "push %%rdi;" "push $0;" "vmwrite %%rsp, %[host_rsp];" "lea 1f(%%rip), %%rax;" "vmwrite %%rax, %[host_rip];" "vmlaunch;" "incq (%%rsp);" "1: pop %%rax;" "pop %%rdi;" "pop %%rsi;" "pop %%rdx;" "pop %%rcx;" "pop %%rbp;" : [ret]"=&a"(ret) : [host_rsp]"r"((uint64_t)HOST_RSP), [host_rip]"r"((uint64_t)HOST_RIP) : "memory", "cc", "rbx", "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15"); return ret; } /* * No guest state (e.g. GPRs) is established by this vmresume. */ static inline int vmresume(void) { int ret; if (enable_evmcs) return evmcs_vmresume(); __asm__ __volatile__("push %%rbp;" "push %%rcx;" "push %%rdx;" "push %%rsi;" "push %%rdi;" "push $0;" "vmwrite %%rsp, %[host_rsp];" "lea 1f(%%rip), %%rax;" "vmwrite %%rax, %[host_rip];" "vmresume;" "incq (%%rsp);" "1: pop %%rax;" "pop %%rdi;" "pop %%rsi;" "pop %%rdx;" "pop %%rcx;" "pop %%rbp;" : [ret]"=&a"(ret) : [host_rsp]"r"((uint64_t)HOST_RSP), [host_rip]"r"((uint64_t)HOST_RIP) : "memory", "cc", "rbx", "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15"); return ret; } static inline void vmcall(void) { /* * Stuff RAX and RCX with "safe" values to make sure L0 doesn't handle * it as a valid hypercall (e.g. Hyper-V L2 TLB flush) as the intended * use of this function is to exit to L1 from L2. Clobber all other * GPRs as L1 doesn't correctly preserve them during vmexits. */ __asm__ __volatile__("push %%rbp; vmcall; pop %%rbp" : : "a"(0xdeadbeef), "c"(0xbeefdead) : "rbx", "rdx", "rsi", "rdi", "r8", "r9", "r10", "r11", "r12", "r13", "r14", "r15"); } static inline int vmread(uint64_t encoding, uint64_t *value) { uint64_t tmp; uint8_t ret; if (enable_evmcs) return evmcs_vmread(encoding, value); __asm__ __volatile__("vmread %[encoding], %[value]; setna %[ret]" : [value]"=rm"(tmp), [ret]"=rm"(ret) : [encoding]"r"(encoding) : "cc", "memory"); *value = tmp; return ret; } /* * A wrapper around vmread that ignores errors and returns zero if the * vmread instruction fails. */ static inline uint64_t vmreadz(uint64_t encoding) { uint64_t value = 0; vmread(encoding, &value); return value; } static inline int vmwrite(uint64_t encoding, uint64_t value) { uint8_t ret; if (enable_evmcs) return evmcs_vmwrite(encoding, value); __asm__ __volatile__ ("vmwrite %[value], %[encoding]; setna %[ret]" : [ret]"=rm"(ret) : [value]"rm"(value), [encoding]"r"(encoding) : "cc", "memory"); return ret; } static inline uint32_t vmcs_revision(void) { return rdmsr(MSR_IA32_VMX_BASIC); } struct vmx_pages { void *vmxon_hva; uint64_t vmxon_gpa; void *vmxon; void *vmcs_hva; uint64_t vmcs_gpa; void *vmcs; void *msr_hva; uint64_t msr_gpa; void *msr; void *shadow_vmcs_hva; uint64_t shadow_vmcs_gpa; void *shadow_vmcs; void *vmread_hva; uint64_t vmread_gpa; void *vmread; void *vmwrite_hva; uint64_t vmwrite_gpa; void *vmwrite; void *eptp_hva; uint64_t eptp_gpa; void *eptp; void *apic_access_hva; uint64_t apic_access_gpa; void *apic_access; }; union vmx_basic { u64 val; struct { u32 revision; u32 size:13, reserved1:3, width:1, dual:1, type:4, insouts:1, ctrl:1, vm_entry_exception_ctrl:1, reserved2:7; }; }; union vmx_ctrl_msr { u64 val; struct { u32 set, clr; }; }; struct vmx_pages *vcpu_alloc_vmx(struct kvm_vm *vm, vm_vaddr_t *p_vmx_gva); bool prepare_for_vmx_operation(struct vmx_pages *vmx); void prepare_vmcs(struct vmx_pages *vmx, void *guest_rip, void *guest_rsp); bool load_vmcs(struct vmx_pages *vmx); bool ept_1g_pages_supported(void); void nested_pg_map(struct vmx_pages *vmx, struct kvm_vm *vm, uint64_t nested_paddr, uint64_t paddr); void nested_map(struct vmx_pages *vmx, struct kvm_vm *vm, uint64_t nested_paddr, uint64_t paddr, uint64_t size); void nested_map_memslot(struct vmx_pages *vmx, struct kvm_vm *vm, uint32_t memslot); void nested_identity_map_1g(struct vmx_pages *vmx, struct kvm_vm *vm, uint64_t addr, uint64_t size); bool kvm_cpu_has_ept(void); void prepare_eptp(struct vmx_pages *vmx, struct kvm_vm *vm, uint32_t eptp_memslot); void prepare_virtualize_apic_accesses(struct vmx_pages *vmx, struct kvm_vm *vm); #endif /* SELFTEST_KVM_VMX_H */
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