linux/arch/x86/kvm/vmx/vmcs12.c
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   1// SPDX-License-Identifier: GPL-2.0
   2
   3#include "vmcs12.h"
   4
   5#define ROL16(val, n) ((u16)(((u16)(val) << (n)) | ((u16)(val) >> (16 - (n)))))
   6#define VMCS12_OFFSET(x) offsetof(struct vmcs12, x)
   7#define FIELD(number, name)     [ROL16(number, 6)] = VMCS12_OFFSET(name)
   8#define FIELD64(number, name)                                           \
   9        FIELD(number, name),                                            \
  10        [ROL16(number##_HIGH, 6)] = VMCS12_OFFSET(name) + sizeof(u32)
  11
  12const unsigned short vmcs_field_to_offset_table[] = {
  13        FIELD(VIRTUAL_PROCESSOR_ID, virtual_processor_id),
  14        FIELD(POSTED_INTR_NV, posted_intr_nv),
  15        FIELD(GUEST_ES_SELECTOR, guest_es_selector),
  16        FIELD(GUEST_CS_SELECTOR, guest_cs_selector),
  17        FIELD(GUEST_SS_SELECTOR, guest_ss_selector),
  18        FIELD(GUEST_DS_SELECTOR, guest_ds_selector),
  19        FIELD(GUEST_FS_SELECTOR, guest_fs_selector),
  20        FIELD(GUEST_GS_SELECTOR, guest_gs_selector),
  21        FIELD(GUEST_LDTR_SELECTOR, guest_ldtr_selector),
  22        FIELD(GUEST_TR_SELECTOR, guest_tr_selector),
  23        FIELD(GUEST_INTR_STATUS, guest_intr_status),
  24        FIELD(GUEST_PML_INDEX, guest_pml_index),
  25        FIELD(HOST_ES_SELECTOR, host_es_selector),
  26        FIELD(HOST_CS_SELECTOR, host_cs_selector),
  27        FIELD(HOST_SS_SELECTOR, host_ss_selector),
  28        FIELD(HOST_DS_SELECTOR, host_ds_selector),
  29        FIELD(HOST_FS_SELECTOR, host_fs_selector),
  30        FIELD(HOST_GS_SELECTOR, host_gs_selector),
  31        FIELD(HOST_TR_SELECTOR, host_tr_selector),
  32        FIELD64(IO_BITMAP_A, io_bitmap_a),
  33        FIELD64(IO_BITMAP_B, io_bitmap_b),
  34        FIELD64(MSR_BITMAP, msr_bitmap),
  35        FIELD64(VM_EXIT_MSR_STORE_ADDR, vm_exit_msr_store_addr),
  36        FIELD64(VM_EXIT_MSR_LOAD_ADDR, vm_exit_msr_load_addr),
  37        FIELD64(VM_ENTRY_MSR_LOAD_ADDR, vm_entry_msr_load_addr),
  38        FIELD64(PML_ADDRESS, pml_address),
  39        FIELD64(TSC_OFFSET, tsc_offset),
  40        FIELD64(VIRTUAL_APIC_PAGE_ADDR, virtual_apic_page_addr),
  41        FIELD64(APIC_ACCESS_ADDR, apic_access_addr),
  42        FIELD64(POSTED_INTR_DESC_ADDR, posted_intr_desc_addr),
  43        FIELD64(VM_FUNCTION_CONTROL, vm_function_control),
  44        FIELD64(EPT_POINTER, ept_pointer),
  45        FIELD64(EOI_EXIT_BITMAP0, eoi_exit_bitmap0),
  46        FIELD64(EOI_EXIT_BITMAP1, eoi_exit_bitmap1),
  47        FIELD64(EOI_EXIT_BITMAP2, eoi_exit_bitmap2),
  48        FIELD64(EOI_EXIT_BITMAP3, eoi_exit_bitmap3),
  49        FIELD64(EPTP_LIST_ADDRESS, eptp_list_address),
  50        FIELD64(VMREAD_BITMAP, vmread_bitmap),
  51        FIELD64(VMWRITE_BITMAP, vmwrite_bitmap),
  52        FIELD64(XSS_EXIT_BITMAP, xss_exit_bitmap),
  53        FIELD64(GUEST_PHYSICAL_ADDRESS, guest_physical_address),
  54        FIELD64(VMCS_LINK_POINTER, vmcs_link_pointer),
  55        FIELD64(GUEST_IA32_DEBUGCTL, guest_ia32_debugctl),
  56        FIELD64(GUEST_IA32_PAT, guest_ia32_pat),
  57        FIELD64(GUEST_IA32_EFER, guest_ia32_efer),
  58        FIELD64(GUEST_IA32_PERF_GLOBAL_CTRL, guest_ia32_perf_global_ctrl),
  59        FIELD64(GUEST_PDPTR0, guest_pdptr0),
  60        FIELD64(GUEST_PDPTR1, guest_pdptr1),
  61        FIELD64(GUEST_PDPTR2, guest_pdptr2),
  62        FIELD64(GUEST_PDPTR3, guest_pdptr3),
  63        FIELD64(GUEST_BNDCFGS, guest_bndcfgs),
  64        FIELD64(HOST_IA32_PAT, host_ia32_pat),
  65        FIELD64(HOST_IA32_EFER, host_ia32_efer),
  66        FIELD64(HOST_IA32_PERF_GLOBAL_CTRL, host_ia32_perf_global_ctrl),
  67        FIELD(PIN_BASED_VM_EXEC_CONTROL, pin_based_vm_exec_control),
  68        FIELD(CPU_BASED_VM_EXEC_CONTROL, cpu_based_vm_exec_control),
  69        FIELD(EXCEPTION_BITMAP, exception_bitmap),
  70        FIELD(PAGE_FAULT_ERROR_CODE_MASK, page_fault_error_code_mask),
  71        FIELD(PAGE_FAULT_ERROR_CODE_MATCH, page_fault_error_code_match),
  72        FIELD(CR3_TARGET_COUNT, cr3_target_count),
  73        FIELD(VM_EXIT_CONTROLS, vm_exit_controls),
  74        FIELD(VM_EXIT_MSR_STORE_COUNT, vm_exit_msr_store_count),
  75        FIELD(VM_EXIT_MSR_LOAD_COUNT, vm_exit_msr_load_count),
  76        FIELD(VM_ENTRY_CONTROLS, vm_entry_controls),
  77        FIELD(VM_ENTRY_MSR_LOAD_COUNT, vm_entry_msr_load_count),
  78        FIELD(VM_ENTRY_INTR_INFO_FIELD, vm_entry_intr_info_field),
  79        FIELD(VM_ENTRY_EXCEPTION_ERROR_CODE, vm_entry_exception_error_code),
  80        FIELD(VM_ENTRY_INSTRUCTION_LEN, vm_entry_instruction_len),
  81        FIELD(TPR_THRESHOLD, tpr_threshold),
  82        FIELD(SECONDARY_VM_EXEC_CONTROL, secondary_vm_exec_control),
  83        FIELD(VM_INSTRUCTION_ERROR, vm_instruction_error),
  84        FIELD(VM_EXIT_REASON, vm_exit_reason),
  85        FIELD(VM_EXIT_INTR_INFO, vm_exit_intr_info),
  86        FIELD(VM_EXIT_INTR_ERROR_CODE, vm_exit_intr_error_code),
  87        FIELD(IDT_VECTORING_INFO_FIELD, idt_vectoring_info_field),
  88        FIELD(IDT_VECTORING_ERROR_CODE, idt_vectoring_error_code),
  89        FIELD(VM_EXIT_INSTRUCTION_LEN, vm_exit_instruction_len),
  90        FIELD(VMX_INSTRUCTION_INFO, vmx_instruction_info),
  91        FIELD(GUEST_ES_LIMIT, guest_es_limit),
  92        FIELD(GUEST_CS_LIMIT, guest_cs_limit),
  93        FIELD(GUEST_SS_LIMIT, guest_ss_limit),
  94        FIELD(GUEST_DS_LIMIT, guest_ds_limit),
  95        FIELD(GUEST_FS_LIMIT, guest_fs_limit),
  96        FIELD(GUEST_GS_LIMIT, guest_gs_limit),
  97        FIELD(GUEST_LDTR_LIMIT, guest_ldtr_limit),
  98        FIELD(GUEST_TR_LIMIT, guest_tr_limit),
  99        FIELD(GUEST_GDTR_LIMIT, guest_gdtr_limit),
 100        FIELD(GUEST_IDTR_LIMIT, guest_idtr_limit),
 101        FIELD(GUEST_ES_AR_BYTES, guest_es_ar_bytes),
 102        FIELD(GUEST_CS_AR_BYTES, guest_cs_ar_bytes),
 103        FIELD(GUEST_SS_AR_BYTES, guest_ss_ar_bytes),
 104        FIELD(GUEST_DS_AR_BYTES, guest_ds_ar_bytes),
 105        FIELD(GUEST_FS_AR_BYTES, guest_fs_ar_bytes),
 106        FIELD(GUEST_GS_AR_BYTES, guest_gs_ar_bytes),
 107        FIELD(GUEST_LDTR_AR_BYTES, guest_ldtr_ar_bytes),
 108        FIELD(GUEST_TR_AR_BYTES, guest_tr_ar_bytes),
 109        FIELD(GUEST_INTERRUPTIBILITY_INFO, guest_interruptibility_info),
 110        FIELD(GUEST_ACTIVITY_STATE, guest_activity_state),
 111        FIELD(GUEST_SYSENTER_CS, guest_sysenter_cs),
 112        FIELD(HOST_IA32_SYSENTER_CS, host_ia32_sysenter_cs),
 113        FIELD(VMX_PREEMPTION_TIMER_VALUE, vmx_preemption_timer_value),
 114        FIELD(CR0_GUEST_HOST_MASK, cr0_guest_host_mask),
 115        FIELD(CR4_GUEST_HOST_MASK, cr4_guest_host_mask),
 116        FIELD(CR0_READ_SHADOW, cr0_read_shadow),
 117        FIELD(CR4_READ_SHADOW, cr4_read_shadow),
 118        FIELD(CR3_TARGET_VALUE0, cr3_target_value0),
 119        FIELD(CR3_TARGET_VALUE1, cr3_target_value1),
 120        FIELD(CR3_TARGET_VALUE2, cr3_target_value2),
 121        FIELD(CR3_TARGET_VALUE3, cr3_target_value3),
 122        FIELD(EXIT_QUALIFICATION, exit_qualification),
 123        FIELD(GUEST_LINEAR_ADDRESS, guest_linear_address),
 124        FIELD(GUEST_CR0, guest_cr0),
 125        FIELD(GUEST_CR3, guest_cr3),
 126        FIELD(GUEST_CR4, guest_cr4),
 127        FIELD(GUEST_ES_BASE, guest_es_base),
 128        FIELD(GUEST_CS_BASE, guest_cs_base),
 129        FIELD(GUEST_SS_BASE, guest_ss_base),
 130        FIELD(GUEST_DS_BASE, guest_ds_base),
 131        FIELD(GUEST_FS_BASE, guest_fs_base),
 132        FIELD(GUEST_GS_BASE, guest_gs_base),
 133        FIELD(GUEST_LDTR_BASE, guest_ldtr_base),
 134        FIELD(GUEST_TR_BASE, guest_tr_base),
 135        FIELD(GUEST_GDTR_BASE, guest_gdtr_base),
 136        FIELD(GUEST_IDTR_BASE, guest_idtr_base),
 137        FIELD(GUEST_DR7, guest_dr7),
 138        FIELD(GUEST_RSP, guest_rsp),
 139        FIELD(GUEST_RIP, guest_rip),
 140        FIELD(GUEST_RFLAGS, guest_rflags),
 141        FIELD(GUEST_PENDING_DBG_EXCEPTIONS, guest_pending_dbg_exceptions),
 142        FIELD(GUEST_SYSENTER_ESP, guest_sysenter_esp),
 143        FIELD(GUEST_SYSENTER_EIP, guest_sysenter_eip),
 144        FIELD(HOST_CR0, host_cr0),
 145        FIELD(HOST_CR3, host_cr3),
 146        FIELD(HOST_CR4, host_cr4),
 147        FIELD(HOST_FS_BASE, host_fs_base),
 148        FIELD(HOST_GS_BASE, host_gs_base),
 149        FIELD(HOST_TR_BASE, host_tr_base),
 150        FIELD(HOST_GDTR_BASE, host_gdtr_base),
 151        FIELD(HOST_IDTR_BASE, host_idtr_base),
 152        FIELD(HOST_IA32_SYSENTER_ESP, host_ia32_sysenter_esp),
 153        FIELD(HOST_IA32_SYSENTER_EIP, host_ia32_sysenter_eip),
 154        FIELD(HOST_RSP, host_rsp),
 155        FIELD(HOST_RIP, host_rip),
 156};
 157const unsigned int nr_vmcs12_fields = ARRAY_SIZE(vmcs_field_to_offset_table);
 158