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-rw-r--r--tools/testing/selftests/kvm/include/aarch64/processor.h59
-rw-r--r--tools/testing/selftests/kvm/include/evmcs.h1102
-rw-r--r--tools/testing/selftests/kvm/include/kvm_util.h348
-rw-r--r--tools/testing/selftests/kvm/include/perf_test_util.h198
-rw-r--r--tools/testing/selftests/kvm/include/s390x/processor.h22
-rw-r--r--tools/testing/selftests/kvm/include/sparsebit.h73
-rw-r--r--tools/testing/selftests/kvm/include/test_util.h70
-rw-r--r--tools/testing/selftests/kvm/include/x86_64/processor.h422
-rw-r--r--tools/testing/selftests/kvm/include/x86_64/svm.h297
-rw-r--r--tools/testing/selftests/kvm/include/x86_64/svm_util.h49
-rw-r--r--tools/testing/selftests/kvm/include/x86_64/vmx.h625
11 files changed, 3265 insertions, 0 deletions
diff --git a/tools/testing/selftests/kvm/include/aarch64/processor.h b/tools/testing/selftests/kvm/include/aarch64/processor.h
new file mode 100644
index 000000000..b7fa0c855
--- /dev/null
+++ b/tools/testing/selftests/kvm/include/aarch64/processor.h
@@ -0,0 +1,59 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * AArch64 processor specific defines
+ *
+ * Copyright (C) 2018, Red Hat, Inc.
+ */
+#ifndef SELFTEST_KVM_PROCESSOR_H
+#define SELFTEST_KVM_PROCESSOR_H
+
+#include "kvm_util.h"
+
+
+#define ARM64_CORE_REG(x) (KVM_REG_ARM64 | KVM_REG_SIZE_U64 | \
+ KVM_REG_ARM_CORE | KVM_REG_ARM_CORE_REG(x))
+
+#define CPACR_EL1 3, 0, 1, 0, 2
+#define TCR_EL1 3, 0, 2, 0, 2
+#define MAIR_EL1 3, 0, 10, 2, 0
+#define TTBR0_EL1 3, 0, 2, 0, 0
+#define SCTLR_EL1 3, 0, 1, 0, 0
+
+/*
+ * Default MAIR
+ * index attribute
+ * DEVICE_nGnRnE 0 0000:0000
+ * DEVICE_nGnRE 1 0000:0100
+ * DEVICE_GRE 2 0000:1100
+ * NORMAL_NC 3 0100:0100
+ * NORMAL 4 1111:1111
+ * NORMAL_WT 5 1011:1011
+ */
+#define DEFAULT_MAIR_EL1 ((0x00ul << (0 * 8)) | \
+ (0x04ul << (1 * 8)) | \
+ (0x0cul << (2 * 8)) | \
+ (0x44ul << (3 * 8)) | \
+ (0xfful << (4 * 8)) | \
+ (0xbbul << (5 * 8)))
+
+static inline void get_reg(struct kvm_vm *vm, uint32_t vcpuid, uint64_t id, uint64_t *addr)
+{
+ struct kvm_one_reg reg;
+ reg.id = id;
+ reg.addr = (uint64_t)addr;
+ vcpu_ioctl(vm, vcpuid, KVM_GET_ONE_REG, &reg);
+}
+
+static inline void set_reg(struct kvm_vm *vm, uint32_t vcpuid, uint64_t id, uint64_t val)
+{
+ struct kvm_one_reg reg;
+ reg.id = id;
+ reg.addr = (uint64_t)&val;
+ vcpu_ioctl(vm, vcpuid, KVM_SET_ONE_REG, &reg);
+}
+
+void aarch64_vcpu_setup(struct kvm_vm *vm, int vcpuid, struct kvm_vcpu_init *init);
+void aarch64_vcpu_add_default(struct kvm_vm *vm, uint32_t vcpuid,
+ struct kvm_vcpu_init *init, void *guest_code);
+
+#endif /* SELFTEST_KVM_PROCESSOR_H */
diff --git a/tools/testing/selftests/kvm/include/evmcs.h b/tools/testing/selftests/kvm/include/evmcs.h
new file mode 100644
index 000000000..a034438b6
--- /dev/null
+++ b/tools/testing/selftests/kvm/include/evmcs.h
@@ -0,0 +1,1102 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * tools/testing/selftests/kvm/include/vmx.h
+ *
+ * Copyright (C) 2018, Red Hat, Inc.
+ *
+ */
+
+#ifndef SELFTEST_KVM_EVMCS_H
+#define SELFTEST_KVM_EVMCS_H
+
+#include <stdint.h>
+#include "vmx.h"
+
+#define u16 uint16_t
+#define u32 uint32_t
+#define u64 uint64_t
+
+#define EVMCS_VERSION 1
+
+extern bool enable_evmcs;
+
+struct hv_vp_assist_page {
+ __u32 apic_assist;
+ __u32 reserved;
+ __u64 vtl_control[2];
+ __u64 nested_enlightenments_control[2];
+ __u32 enlighten_vmentry;
+ __u64 current_nested_vmcs;
+};
+
+struct hv_enlightened_vmcs {
+ u32 revision_id;
+ u32 abort;
+
+ u16 host_es_selector;
+ u16 host_cs_selector;
+ u16 host_ss_selector;
+ u16 host_ds_selector;
+ u16 host_fs_selector;
+ u16 host_gs_selector;
+ u16 host_tr_selector;
+
+ u64 host_ia32_pat;
+ u64 host_ia32_efer;
+
+ u64 host_cr0;
+ u64 host_cr3;
+ u64 host_cr4;
+
+ u64 host_ia32_sysenter_esp;
+ u64 host_ia32_sysenter_eip;
+ u64 host_rip;
+ u32 host_ia32_sysenter_cs;
+
+ u32 pin_based_vm_exec_control;
+ u32 vm_exit_controls;
+ u32 secondary_vm_exec_control;
+
+ u64 io_bitmap_a;
+ u64 io_bitmap_b;
+ u64 msr_bitmap;
+
+ u16 guest_es_selector;
+ u16 guest_cs_selector;
+ u16 guest_ss_selector;
+ u16 guest_ds_selector;
+ u16 guest_fs_selector;
+ u16 guest_gs_selector;
+ u16 guest_ldtr_selector;
+ u16 guest_tr_selector;
+
+ u32 guest_es_limit;
+ u32 guest_cs_limit;
+ u32 guest_ss_limit;
+ u32 guest_ds_limit;
+ u32 guest_fs_limit;
+ u32 guest_gs_limit;
+ u32 guest_ldtr_limit;
+ u32 guest_tr_limit;
+ u32 guest_gdtr_limit;
+ u32 guest_idtr_limit;
+
+ u32 guest_es_ar_bytes;
+ u32 guest_cs_ar_bytes;
+ u32 guest_ss_ar_bytes;
+ u32 guest_ds_ar_bytes;
+ u32 guest_fs_ar_bytes;
+ u32 guest_gs_ar_bytes;
+ u32 guest_ldtr_ar_bytes;
+ u32 guest_tr_ar_bytes;
+
+ u64 guest_es_base;
+ u64 guest_cs_base;
+ u64 guest_ss_base;
+ u64 guest_ds_base;
+ u64 guest_fs_base;
+ u64 guest_gs_base;
+ u64 guest_ldtr_base;
+ u64 guest_tr_base;
+ u64 guest_gdtr_base;
+ u64 guest_idtr_base;
+
+ u64 padding64_1[3];
+
+ u64 vm_exit_msr_store_addr;
+ u64 vm_exit_msr_load_addr;
+ u64 vm_entry_msr_load_addr;
+
+ u64 cr3_target_value0;
+ u64 cr3_target_value1;
+ u64 cr3_target_value2;
+ u64 cr3_target_value3;
+
+ u32 page_fault_error_code_mask;
+ u32 page_fault_error_code_match;
+
+ u32 cr3_target_count;
+ u32 vm_exit_msr_store_count;
+ u32 vm_exit_msr_load_count;
+ u32 vm_entry_msr_load_count;
+
+ u64 tsc_offset;
+ u64 virtual_apic_page_addr;
+ u64 vmcs_link_pointer;
+
+ u64 guest_ia32_debugctl;
+ u64 guest_ia32_pat;
+ u64 guest_ia32_efer;
+
+ u64 guest_pdptr0;
+ u64 guest_pdptr1;
+ u64 guest_pdptr2;
+ u64 guest_pdptr3;
+
+ u64 guest_pending_dbg_exceptions;
+ u64 guest_sysenter_esp;
+ u64 guest_sysenter_eip;
+
+ u32 guest_activity_state;
+ u32 guest_sysenter_cs;
+
+ u64 cr0_guest_host_mask;
+ u64 cr4_guest_host_mask;
+ u64 cr0_read_shadow;
+ u64 cr4_read_shadow;
+ u64 guest_cr0;
+ u64 guest_cr3;
+ u64 guest_cr4;
+ u64 guest_dr7;
+
+ u64 host_fs_base;
+ u64 host_gs_base;
+ u64 host_tr_base;
+ u64 host_gdtr_base;
+ u64 host_idtr_base;
+ u64 host_rsp;
+
+ u64 ept_pointer;
+
+ u16 virtual_processor_id;
+ u16 padding16[3];
+
+ u64 padding64_2[5];
+ u64 guest_physical_address;
+
+ u32 vm_instruction_error;
+ u32 vm_exit_reason;
+ u32 vm_exit_intr_info;
+ u32 vm_exit_intr_error_code;
+ u32 idt_vectoring_info_field;
+ u32 idt_vectoring_error_code;
+ u32 vm_exit_instruction_len;
+ u32 vmx_instruction_info;
+
+ u64 exit_qualification;
+ u64 exit_io_instruction_ecx;
+ u64 exit_io_instruction_esi;
+ u64 exit_io_instruction_edi;
+ u64 exit_io_instruction_eip;
+
+ u64 guest_linear_address;
+ u64 guest_rsp;
+ u64 guest_rflags;
+
+ u32 guest_interruptibility_info;
+ u32 cpu_based_vm_exec_control;
+ u32 exception_bitmap;
+ u32 vm_entry_controls;
+ u32 vm_entry_intr_info_field;
+ u32 vm_entry_exception_error_code;
+ u32 vm_entry_instruction_len;
+ u32 tpr_threshold;
+
+ u64 guest_rip;
+
+ u32 hv_clean_fields;
+ u32 hv_padding_32;
+ u32 hv_synthetic_controls;
+ struct {
+ u32 nested_flush_hypercall:1;
+ u32 msr_bitmap:1;
+ u32 reserved:30;
+ } hv_enlightenments_control;
+ u32 hv_vp_id;
+
+ u64 hv_vm_id;
+ u64 partition_assist_page;
+ u64 padding64_4[4];
+ u64 guest_bndcfgs;
+ u64 padding64_5[7];
+ u64 xss_exit_bitmap;
+ u64 padding64_6[7];
+};
+
+#define HV_X64_MSR_VP_ASSIST_PAGE 0x40000073
+#define HV_X64_MSR_VP_ASSIST_PAGE_ENABLE 0x00000001
+#define HV_X64_MSR_VP_ASSIST_PAGE_ADDRESS_SHIFT 12
+#define HV_X64_MSR_VP_ASSIST_PAGE_ADDRESS_MASK \
+ (~((1ull << HV_X64_MSR_VP_ASSIST_PAGE_ADDRESS_SHIFT) - 1))
+
+extern struct hv_enlightened_vmcs *current_evmcs;
+extern struct hv_vp_assist_page *current_vp_assist;
+
+int vcpu_enable_evmcs(struct kvm_vm *vm, int vcpu_id);
+
+static inline int enable_vp_assist(uint64_t vp_assist_pa, void *vp_assist)
+{
+ u64 val = (vp_assist_pa & HV_X64_MSR_VP_ASSIST_PAGE_ADDRESS_MASK) |
+ HV_X64_MSR_VP_ASSIST_PAGE_ENABLE;
+
+ wrmsr(HV_X64_MSR_VP_ASSIST_PAGE, val);
+
+ current_vp_assist = vp_assist;
+
+ enable_evmcs = true;
+
+ return 0;
+}
+
+static inline int evmcs_vmptrld(uint64_t vmcs_pa, void *vmcs)
+{
+ current_vp_assist->current_nested_vmcs = vmcs_pa;
+ current_vp_assist->enlighten_vmentry = 1;
+
+ current_evmcs = vmcs;
+
+ return 0;
+}
+
+static inline int evmcs_vmptrst(uint64_t *value)
+{
+ *value = current_vp_assist->current_nested_vmcs &
+ ~HV_X64_MSR_VP_ASSIST_PAGE_ENABLE;
+
+ return 0;
+}
+
+static inline int evmcs_vmread(uint64_t encoding, uint64_t *value)
+{
+ switch (encoding) {
+ case GUEST_RIP:
+ *value = current_evmcs->guest_rip;
+ break;
+ case GUEST_RSP:
+ *value = current_evmcs->guest_rsp;
+ break;
+ case GUEST_RFLAGS:
+ *value = current_evmcs->guest_rflags;
+ break;
+ case HOST_IA32_PAT:
+ *value = current_evmcs->host_ia32_pat;
+ break;
+ case HOST_IA32_EFER:
+ *value = current_evmcs->host_ia32_efer;
+ break;
+ case HOST_CR0:
+ *value = current_evmcs->host_cr0;
+ break;
+ case HOST_CR3:
+ *value = current_evmcs->host_cr3;
+ break;
+ case HOST_CR4:
+ *value = current_evmcs->host_cr4;
+ break;
+ case HOST_IA32_SYSENTER_ESP:
+ *value = current_evmcs->host_ia32_sysenter_esp;
+ break;
+ case HOST_IA32_SYSENTER_EIP:
+ *value = current_evmcs->host_ia32_sysenter_eip;
+ break;
+ case HOST_RIP:
+ *value = current_evmcs->host_rip;
+ break;
+ case IO_BITMAP_A:
+ *value = current_evmcs->io_bitmap_a;
+ break;
+ case IO_BITMAP_B:
+ *value = current_evmcs->io_bitmap_b;
+ break;
+ case MSR_BITMAP:
+ *value = current_evmcs->msr_bitmap;
+ break;
+ case GUEST_ES_BASE:
+ *value = current_evmcs->guest_es_base;
+ break;
+ case GUEST_CS_BASE:
+ *value = current_evmcs->guest_cs_base;
+ break;
+ case GUEST_SS_BASE:
+ *value = current_evmcs->guest_ss_base;
+ break;
+ case GUEST_DS_BASE:
+ *value = current_evmcs->guest_ds_base;
+ break;
+ case GUEST_FS_BASE:
+ *value = current_evmcs->guest_fs_base;
+ break;
+ case GUEST_GS_BASE:
+ *value = current_evmcs->guest_gs_base;
+ break;
+ case GUEST_LDTR_BASE:
+ *value = current_evmcs->guest_ldtr_base;
+ break;
+ case GUEST_TR_BASE:
+ *value = current_evmcs->guest_tr_base;
+ break;
+ case GUEST_GDTR_BASE:
+ *value = current_evmcs->guest_gdtr_base;
+ break;
+ case GUEST_IDTR_BASE:
+ *value = current_evmcs->guest_idtr_base;
+ break;
+ case TSC_OFFSET:
+ *value = current_evmcs->tsc_offset;
+ break;
+ case VIRTUAL_APIC_PAGE_ADDR:
+ *value = current_evmcs->virtual_apic_page_addr;
+ break;
+ case VMCS_LINK_POINTER:
+ *value = current_evmcs->vmcs_link_pointer;
+ break;
+ case GUEST_IA32_DEBUGCTL:
+ *value = current_evmcs->guest_ia32_debugctl;
+ break;
+ case GUEST_IA32_PAT:
+ *value = current_evmcs->guest_ia32_pat;
+ break;
+ case GUEST_IA32_EFER:
+ *value = current_evmcs->guest_ia32_efer;
+ break;
+ case GUEST_PDPTR0:
+ *value = current_evmcs->guest_pdptr0;
+ break;
+ case GUEST_PDPTR1:
+ *value = current_evmcs->guest_pdptr1;
+ break;
+ case GUEST_PDPTR2:
+ *value = current_evmcs->guest_pdptr2;
+ break;
+ case GUEST_PDPTR3:
+ *value = current_evmcs->guest_pdptr3;
+ break;
+ case GUEST_PENDING_DBG_EXCEPTIONS:
+ *value = current_evmcs->guest_pending_dbg_exceptions;
+ break;
+ case GUEST_SYSENTER_ESP:
+ *value = current_evmcs->guest_sysenter_esp;
+ break;
+ case GUEST_SYSENTER_EIP:
+ *value = current_evmcs->guest_sysenter_eip;
+ break;
+ case CR0_GUEST_HOST_MASK:
+ *value = current_evmcs->cr0_guest_host_mask;
+ break;
+ case CR4_GUEST_HOST_MASK:
+ *value = current_evmcs->cr4_guest_host_mask;
+ break;
+ case CR0_READ_SHADOW:
+ *value = current_evmcs->cr0_read_shadow;
+ break;
+ case CR4_READ_SHADOW:
+ *value = current_evmcs->cr4_read_shadow;
+ break;
+ case GUEST_CR0:
+ *value = current_evmcs->guest_cr0;
+ break;
+ case GUEST_CR3:
+ *value = current_evmcs->guest_cr3;
+ break;
+ case GUEST_CR4:
+ *value = current_evmcs->guest_cr4;
+ break;
+ case GUEST_DR7:
+ *value = current_evmcs->guest_dr7;
+ break;
+ case HOST_FS_BASE:
+ *value = current_evmcs->host_fs_base;
+ break;
+ case HOST_GS_BASE:
+ *value = current_evmcs->host_gs_base;
+ break;
+ case HOST_TR_BASE:
+ *value = current_evmcs->host_tr_base;
+ break;
+ case HOST_GDTR_BASE:
+ *value = current_evmcs->host_gdtr_base;
+ break;
+ case HOST_IDTR_BASE:
+ *value = current_evmcs->host_idtr_base;
+ break;
+ case HOST_RSP:
+ *value = current_evmcs->host_rsp;
+ break;
+ case EPT_POINTER:
+ *value = current_evmcs->ept_pointer;
+ break;
+ case GUEST_BNDCFGS:
+ *value = current_evmcs->guest_bndcfgs;
+ break;
+ case XSS_EXIT_BITMAP:
+ *value = current_evmcs->xss_exit_bitmap;
+ break;
+ case GUEST_PHYSICAL_ADDRESS:
+ *value = current_evmcs->guest_physical_address;
+ break;
+ case EXIT_QUALIFICATION:
+ *value = current_evmcs->exit_qualification;
+ break;
+ case GUEST_LINEAR_ADDRESS:
+ *value = current_evmcs->guest_linear_address;
+ break;
+ case VM_EXIT_MSR_STORE_ADDR:
+ *value = current_evmcs->vm_exit_msr_store_addr;
+ break;
+ case VM_EXIT_MSR_LOAD_ADDR:
+ *value = current_evmcs->vm_exit_msr_load_addr;
+ break;
+ case VM_ENTRY_MSR_LOAD_ADDR:
+ *value = current_evmcs->vm_entry_msr_load_addr;
+ break;
+ case CR3_TARGET_VALUE0:
+ *value = current_evmcs->cr3_target_value0;
+ break;
+ case CR3_TARGET_VALUE1:
+ *value = current_evmcs->cr3_target_value1;
+ break;
+ case CR3_TARGET_VALUE2:
+ *value = current_evmcs->cr3_target_value2;
+ break;
+ case CR3_TARGET_VALUE3:
+ *value = current_evmcs->cr3_target_value3;
+ break;
+ case TPR_THRESHOLD:
+ *value = current_evmcs->tpr_threshold;
+ break;
+ case GUEST_INTERRUPTIBILITY_INFO:
+ *value = current_evmcs->guest_interruptibility_info;
+ break;
+ case CPU_BASED_VM_EXEC_CONTROL:
+ *value = current_evmcs->cpu_based_vm_exec_control;
+ break;
+ case EXCEPTION_BITMAP:
+ *value = current_evmcs->exception_bitmap;
+ break;
+ case VM_ENTRY_CONTROLS:
+ *value = current_evmcs->vm_entry_controls;
+ break;
+ case VM_ENTRY_INTR_INFO_FIELD:
+ *value = current_evmcs->vm_entry_intr_info_field;
+ break;
+ case VM_ENTRY_EXCEPTION_ERROR_CODE:
+ *value = current_evmcs->vm_entry_exception_error_code;
+ break;
+ case VM_ENTRY_INSTRUCTION_LEN:
+ *value = current_evmcs->vm_entry_instruction_len;
+ break;
+ case HOST_IA32_SYSENTER_CS:
+ *value = current_evmcs->host_ia32_sysenter_cs;
+ break;
+ case PIN_BASED_VM_EXEC_CONTROL:
+ *value = current_evmcs->pin_based_vm_exec_control;
+ break;
+ case VM_EXIT_CONTROLS:
+ *value = current_evmcs->vm_exit_controls;
+ break;
+ case SECONDARY_VM_EXEC_CONTROL:
+ *value = current_evmcs->secondary_vm_exec_control;
+ break;
+ case GUEST_ES_LIMIT:
+ *value = current_evmcs->guest_es_limit;
+ break;
+ case GUEST_CS_LIMIT:
+ *value = current_evmcs->guest_cs_limit;
+ break;
+ case GUEST_SS_LIMIT:
+ *value = current_evmcs->guest_ss_limit;
+ break;
+ case GUEST_DS_LIMIT:
+ *value = current_evmcs->guest_ds_limit;
+ break;
+ case GUEST_FS_LIMIT:
+ *value = current_evmcs->guest_fs_limit;
+ break;
+ case GUEST_GS_LIMIT:
+ *value = current_evmcs->guest_gs_limit;
+ break;
+ case GUEST_LDTR_LIMIT:
+ *value = current_evmcs->guest_ldtr_limit;
+ break;
+ case GUEST_TR_LIMIT:
+ *value = current_evmcs->guest_tr_limit;
+ break;
+ case GUEST_GDTR_LIMIT:
+ *value = current_evmcs->guest_gdtr_limit;
+ break;
+ case GUEST_IDTR_LIMIT:
+ *value = current_evmcs->guest_idtr_limit;
+ break;
+ case GUEST_ES_AR_BYTES:
+ *value = current_evmcs->guest_es_ar_bytes;
+ break;
+ case GUEST_CS_AR_BYTES:
+ *value = current_evmcs->guest_cs_ar_bytes;
+ break;
+ case GUEST_SS_AR_BYTES:
+ *value = current_evmcs->guest_ss_ar_bytes;
+ break;
+ case GUEST_DS_AR_BYTES:
+ *value = current_evmcs->guest_ds_ar_bytes;
+ break;
+ case GUEST_FS_AR_BYTES:
+ *value = current_evmcs->guest_fs_ar_bytes;
+ break;
+ case GUEST_GS_AR_BYTES:
+ *value = current_evmcs->guest_gs_ar_bytes;
+ break;
+ case GUEST_LDTR_AR_BYTES:
+ *value = current_evmcs->guest_ldtr_ar_bytes;
+ break;
+ case GUEST_TR_AR_BYTES:
+ *value = current_evmcs->guest_tr_ar_bytes;
+ break;
+ case GUEST_ACTIVITY_STATE:
+ *value = current_evmcs->guest_activity_state;
+ break;
+ case GUEST_SYSENTER_CS:
+ *value = current_evmcs->guest_sysenter_cs;
+ break;
+ case VM_INSTRUCTION_ERROR:
+ *value = current_evmcs->vm_instruction_error;
+ break;
+ case VM_EXIT_REASON:
+ *value = current_evmcs->vm_exit_reason;
+ break;
+ case VM_EXIT_INTR_INFO:
+ *value = current_evmcs->vm_exit_intr_info;
+ break;
+ case VM_EXIT_INTR_ERROR_CODE:
+ *value = current_evmcs->vm_exit_intr_error_code;
+ break;
+ case IDT_VECTORING_INFO_FIELD:
+ *value = current_evmcs->idt_vectoring_info_field;
+ break;
+ case IDT_VECTORING_ERROR_CODE:
+ *value = current_evmcs->idt_vectoring_error_code;
+ break;
+ case VM_EXIT_INSTRUCTION_LEN:
+ *value = current_evmcs->vm_exit_instruction_len;
+ break;
+ case VMX_INSTRUCTION_INFO:
+ *value = current_evmcs->vmx_instruction_info;
+ break;
+ case PAGE_FAULT_ERROR_CODE_MASK:
+ *value = current_evmcs->page_fault_error_code_mask;
+ break;
+ case PAGE_FAULT_ERROR_CODE_MATCH:
+ *value = current_evmcs->page_fault_error_code_match;
+ break;
+ case CR3_TARGET_COUNT:
+ *value = current_evmcs->cr3_target_count;
+ break;
+ case VM_EXIT_MSR_STORE_COUNT:
+ *value = current_evmcs->vm_exit_msr_store_count;
+ break;
+ case VM_EXIT_MSR_LOAD_COUNT:
+ *value = current_evmcs->vm_exit_msr_load_count;
+ break;
+ case VM_ENTRY_MSR_LOAD_COUNT:
+ *value = current_evmcs->vm_entry_msr_load_count;
+ break;
+ case HOST_ES_SELECTOR:
+ *value = current_evmcs->host_es_selector;
+ break;
+ case HOST_CS_SELECTOR:
+ *value = current_evmcs->host_cs_selector;
+ break;
+ case HOST_SS_SELECTOR:
+ *value = current_evmcs->host_ss_selector;
+ break;
+ case HOST_DS_SELECTOR:
+ *value = current_evmcs->host_ds_selector;
+ break;
+ case HOST_FS_SELECTOR:
+ *value = current_evmcs->host_fs_selector;
+ break;
+ case HOST_GS_SELECTOR:
+ *value = current_evmcs->host_gs_selector;
+ break;
+ case HOST_TR_SELECTOR:
+ *value = current_evmcs->host_tr_selector;
+ break;
+ case GUEST_ES_SELECTOR:
+ *value = current_evmcs->guest_es_selector;
+ break;
+ case GUEST_CS_SELECTOR:
+ *value = current_evmcs->guest_cs_selector;
+ break;
+ case GUEST_SS_SELECTOR:
+ *value = current_evmcs->guest_ss_selector;
+ break;
+ case GUEST_DS_SELECTOR:
+ *value = current_evmcs->guest_ds_selector;
+ break;
+ case GUEST_FS_SELECTOR:
+ *value = current_evmcs->guest_fs_selector;
+ break;
+ case GUEST_GS_SELECTOR:
+ *value = current_evmcs->guest_gs_selector;
+ break;
+ case GUEST_LDTR_SELECTOR:
+ *value = current_evmcs->guest_ldtr_selector;
+ break;
+ case GUEST_TR_SELECTOR:
+ *value = current_evmcs->guest_tr_selector;
+ break;
+ case VIRTUAL_PROCESSOR_ID:
+ *value = current_evmcs->virtual_processor_id;
+ break;
+ default: return 1;
+ }
+
+ return 0;
+}
+
+static inline int evmcs_vmwrite(uint64_t encoding, uint64_t value)
+{
+ switch (encoding) {
+ case GUEST_RIP:
+ current_evmcs->guest_rip = value;
+ break;
+ case GUEST_RSP:
+ current_evmcs->guest_rsp = value;
+ break;
+ case GUEST_RFLAGS:
+ current_evmcs->guest_rflags = value;
+ break;
+ case HOST_IA32_PAT:
+ current_evmcs->host_ia32_pat = value;
+ break;
+ case HOST_IA32_EFER:
+ current_evmcs->host_ia32_efer = value;
+ break;
+ case HOST_CR0:
+ current_evmcs->host_cr0 = value;
+ break;
+ case HOST_CR3:
+ current_evmcs->host_cr3 = value;
+ break;
+ case HOST_CR4:
+ current_evmcs->host_cr4 = value;
+ break;
+ case HOST_IA32_SYSENTER_ESP:
+ current_evmcs->host_ia32_sysenter_esp = value;
+ break;
+ case HOST_IA32_SYSENTER_EIP:
+ current_evmcs->host_ia32_sysenter_eip = value;
+ break;
+ case HOST_RIP:
+ current_evmcs->host_rip = value;
+ break;
+ case IO_BITMAP_A:
+ current_evmcs->io_bitmap_a = value;
+ break;
+ case IO_BITMAP_B:
+ current_evmcs->io_bitmap_b = value;
+ break;
+ case MSR_BITMAP:
+ current_evmcs->msr_bitmap = value;
+ break;
+ case GUEST_ES_BASE:
+ current_evmcs->guest_es_base = value;
+ break;
+ case GUEST_CS_BASE:
+ current_evmcs->guest_cs_base = value;
+ break;
+ case GUEST_SS_BASE:
+ current_evmcs->guest_ss_base = value;
+ break;
+ case GUEST_DS_BASE:
+ current_evmcs->guest_ds_base = value;
+ break;
+ case GUEST_FS_BASE:
+ current_evmcs->guest_fs_base = value;
+ break;
+ case GUEST_GS_BASE:
+ current_evmcs->guest_gs_base = value;
+ break;
+ case GUEST_LDTR_BASE:
+ current_evmcs->guest_ldtr_base = value;
+ break;
+ case GUEST_TR_BASE:
+ current_evmcs->guest_tr_base = value;
+ break;
+ case GUEST_GDTR_BASE:
+ current_evmcs->guest_gdtr_base = value;
+ break;
+ case GUEST_IDTR_BASE:
+ current_evmcs->guest_idtr_base = value;
+ break;
+ case TSC_OFFSET:
+ current_evmcs->tsc_offset = value;
+ break;
+ case VIRTUAL_APIC_PAGE_ADDR:
+ current_evmcs->virtual_apic_page_addr = value;
+ break;
+ case VMCS_LINK_POINTER:
+ current_evmcs->vmcs_link_pointer = value;
+ break;
+ case GUEST_IA32_DEBUGCTL:
+ current_evmcs->guest_ia32_debugctl = value;
+ break;
+ case GUEST_IA32_PAT:
+ current_evmcs->guest_ia32_pat = value;
+ break;
+ case GUEST_IA32_EFER:
+ current_evmcs->guest_ia32_efer = value;
+ break;
+ case GUEST_PDPTR0:
+ current_evmcs->guest_pdptr0 = value;
+ break;
+ case GUEST_PDPTR1:
+ current_evmcs->guest_pdptr1 = value;
+ break;
+ case GUEST_PDPTR2:
+ current_evmcs->guest_pdptr2 = value;
+ break;
+ case GUEST_PDPTR3:
+ current_evmcs->guest_pdptr3 = value;
+ break;
+ case GUEST_PENDING_DBG_EXCEPTIONS:
+ current_evmcs->guest_pending_dbg_exceptions = value;
+ break;
+ case GUEST_SYSENTER_ESP:
+ current_evmcs->guest_sysenter_esp = value;
+ break;
+ case GUEST_SYSENTER_EIP:
+ current_evmcs->guest_sysenter_eip = value;
+ break;
+ case CR0_GUEST_HOST_MASK:
+ current_evmcs->cr0_guest_host_mask = value;
+ break;
+ case CR4_GUEST_HOST_MASK:
+ current_evmcs->cr4_guest_host_mask = value;
+ break;
+ case CR0_READ_SHADOW:
+ current_evmcs->cr0_read_shadow = value;
+ break;
+ case CR4_READ_SHADOW:
+ current_evmcs->cr4_read_shadow = value;
+ break;
+ case GUEST_CR0:
+ current_evmcs->guest_cr0 = value;
+ break;
+ case GUEST_CR3:
+ current_evmcs->guest_cr3 = value;
+ break;
+ case GUEST_CR4:
+ current_evmcs->guest_cr4 = value;
+ break;
+ case GUEST_DR7:
+ current_evmcs->guest_dr7 = value;
+ break;
+ case HOST_FS_BASE:
+ current_evmcs->host_fs_base = value;
+ break;
+ case HOST_GS_BASE:
+ current_evmcs->host_gs_base = value;
+ break;
+ case HOST_TR_BASE:
+ current_evmcs->host_tr_base = value;
+ break;
+ case HOST_GDTR_BASE:
+ current_evmcs->host_gdtr_base = value;
+ break;
+ case HOST_IDTR_BASE:
+ current_evmcs->host_idtr_base = value;
+ break;
+ case HOST_RSP:
+ current_evmcs->host_rsp = value;
+ break;
+ case EPT_POINTER:
+ current_evmcs->ept_pointer = value;
+ break;
+ case GUEST_BNDCFGS:
+ current_evmcs->guest_bndcfgs = value;
+ break;
+ case XSS_EXIT_BITMAP:
+ current_evmcs->xss_exit_bitmap = value;
+ break;
+ case GUEST_PHYSICAL_ADDRESS:
+ current_evmcs->guest_physical_address = value;
+ break;
+ case EXIT_QUALIFICATION:
+ current_evmcs->exit_qualification = value;
+ break;
+ case GUEST_LINEAR_ADDRESS:
+ current_evmcs->guest_linear_address = value;
+ break;
+ case VM_EXIT_MSR_STORE_ADDR:
+ current_evmcs->vm_exit_msr_store_addr = value;
+ break;
+ case VM_EXIT_MSR_LOAD_ADDR:
+ current_evmcs->vm_exit_msr_load_addr = value;
+ break;
+ case VM_ENTRY_MSR_LOAD_ADDR:
+ current_evmcs->vm_entry_msr_load_addr = value;
+ break;
+ case CR3_TARGET_VALUE0:
+ current_evmcs->cr3_target_value0 = value;
+ break;
+ case CR3_TARGET_VALUE1:
+ current_evmcs->cr3_target_value1 = value;
+ break;
+ case CR3_TARGET_VALUE2:
+ current_evmcs->cr3_target_value2 = value;
+ break;
+ case CR3_TARGET_VALUE3:
+ current_evmcs->cr3_target_value3 = value;
+ break;
+ case TPR_THRESHOLD:
+ current_evmcs->tpr_threshold = value;
+ break;
+ case GUEST_INTERRUPTIBILITY_INFO:
+ current_evmcs->guest_interruptibility_info = value;
+ break;
+ case CPU_BASED_VM_EXEC_CONTROL:
+ current_evmcs->cpu_based_vm_exec_control = value;
+ break;
+ case EXCEPTION_BITMAP:
+ current_evmcs->exception_bitmap = value;
+ break;
+ case VM_ENTRY_CONTROLS:
+ current_evmcs->vm_entry_controls = value;
+ break;
+ case VM_ENTRY_INTR_INFO_FIELD:
+ current_evmcs->vm_entry_intr_info_field = value;
+ break;
+ case VM_ENTRY_EXCEPTION_ERROR_CODE:
+ current_evmcs->vm_entry_exception_error_code = value;
+ break;
+ case VM_ENTRY_INSTRUCTION_LEN:
+ current_evmcs->vm_entry_instruction_len = value;
+ break;
+ case HOST_IA32_SYSENTER_CS:
+ current_evmcs->host_ia32_sysenter_cs = value;
+ break;
+ case PIN_BASED_VM_EXEC_CONTROL:
+ current_evmcs->pin_based_vm_exec_control = value;
+ break;
+ case VM_EXIT_CONTROLS:
+ current_evmcs->vm_exit_controls = value;
+ break;
+ case SECONDARY_VM_EXEC_CONTROL:
+ current_evmcs->secondary_vm_exec_control = value;
+ break;
+ case GUEST_ES_LIMIT:
+ current_evmcs->guest_es_limit = value;
+ break;
+ case GUEST_CS_LIMIT:
+ current_evmcs->guest_cs_limit = value;
+ break;
+ case GUEST_SS_LIMIT:
+ current_evmcs->guest_ss_limit = value;
+ break;
+ case GUEST_DS_LIMIT:
+ current_evmcs->guest_ds_limit = value;
+ break;
+ case GUEST_FS_LIMIT:
+ current_evmcs->guest_fs_limit = value;
+ break;
+ case GUEST_GS_LIMIT:
+ current_evmcs->guest_gs_limit = value;
+ break;
+ case GUEST_LDTR_LIMIT:
+ current_evmcs->guest_ldtr_limit = value;
+ break;
+ case GUEST_TR_LIMIT:
+ current_evmcs->guest_tr_limit = value;
+ break;
+ case GUEST_GDTR_LIMIT:
+ current_evmcs->guest_gdtr_limit = value;
+ break;
+ case GUEST_IDTR_LIMIT:
+ current_evmcs->guest_idtr_limit = value;
+ break;
+ case GUEST_ES_AR_BYTES:
+ current_evmcs->guest_es_ar_bytes = value;
+ break;
+ case GUEST_CS_AR_BYTES:
+ current_evmcs->guest_cs_ar_bytes = value;
+ break;
+ case GUEST_SS_AR_BYTES:
+ current_evmcs->guest_ss_ar_bytes = value;
+ break;
+ case GUEST_DS_AR_BYTES:
+ current_evmcs->guest_ds_ar_bytes = value;
+ break;
+ case GUEST_FS_AR_BYTES:
+ current_evmcs->guest_fs_ar_bytes = value;
+ break;
+ case GUEST_GS_AR_BYTES:
+ current_evmcs->guest_gs_ar_bytes = value;
+ break;
+ case GUEST_LDTR_AR_BYTES:
+ current_evmcs->guest_ldtr_ar_bytes = value;
+ break;
+ case GUEST_TR_AR_BYTES:
+ current_evmcs->guest_tr_ar_bytes = value;
+ break;
+ case GUEST_ACTIVITY_STATE:
+ current_evmcs->guest_activity_state = value;
+ break;
+ case GUEST_SYSENTER_CS:
+ current_evmcs->guest_sysenter_cs = value;
+ break;
+ case VM_INSTRUCTION_ERROR:
+ current_evmcs->vm_instruction_error = value;
+ break;
+ case VM_EXIT_REASON:
+ current_evmcs->vm_exit_reason = value;
+ break;
+ case VM_EXIT_INTR_INFO:
+ current_evmcs->vm_exit_intr_info = value;
+ break;
+ case VM_EXIT_INTR_ERROR_CODE:
+ current_evmcs->vm_exit_intr_error_code = value;
+ break;
+ case IDT_VECTORING_INFO_FIELD:
+ current_evmcs->idt_vectoring_info_field = value;
+ break;
+ case IDT_VECTORING_ERROR_CODE:
+ current_evmcs->idt_vectoring_error_code = value;
+ break;
+ case VM_EXIT_INSTRUCTION_LEN:
+ current_evmcs->vm_exit_instruction_len = value;
+ break;
+ case VMX_INSTRUCTION_INFO:
+ current_evmcs->vmx_instruction_info = value;
+ break;
+ case PAGE_FAULT_ERROR_CODE_MASK:
+ current_evmcs->page_fault_error_code_mask = value;
+ break;
+ case PAGE_FAULT_ERROR_CODE_MATCH:
+ current_evmcs->page_fault_error_code_match = value;
+ break;
+ case CR3_TARGET_COUNT:
+ current_evmcs->cr3_target_count = value;
+ break;
+ case VM_EXIT_MSR_STORE_COUNT:
+ current_evmcs->vm_exit_msr_store_count = value;
+ break;
+ case VM_EXIT_MSR_LOAD_COUNT:
+ current_evmcs->vm_exit_msr_load_count = value;
+ break;
+ case VM_ENTRY_MSR_LOAD_COUNT:
+ current_evmcs->vm_entry_msr_load_count = value;
+ break;
+ case HOST_ES_SELECTOR:
+ current_evmcs->host_es_selector = value;
+ break;
+ case HOST_CS_SELECTOR:
+ current_evmcs->host_cs_selector = value;
+ break;
+ case HOST_SS_SELECTOR:
+ current_evmcs->host_ss_selector = value;
+ break;
+ case HOST_DS_SELECTOR:
+ current_evmcs->host_ds_selector = value;
+ break;
+ case HOST_FS_SELECTOR:
+ current_evmcs->host_fs_selector = value;
+ break;
+ case HOST_GS_SELECTOR:
+ current_evmcs->host_gs_selector = value;
+ break;
+ case HOST_TR_SELECTOR:
+ current_evmcs->host_tr_selector = value;
+ break;
+ case GUEST_ES_SELECTOR:
+ current_evmcs->guest_es_selector = value;
+ break;
+ case GUEST_CS_SELECTOR:
+ current_evmcs->guest_cs_selector = value;
+ break;
+ case GUEST_SS_SELECTOR:
+ current_evmcs->guest_ss_selector = value;
+ break;
+ case GUEST_DS_SELECTOR:
+ current_evmcs->guest_ds_selector = value;
+ break;
+ case GUEST_FS_SELECTOR:
+ current_evmcs->guest_fs_selector = value;
+ break;
+ case GUEST_GS_SELECTOR:
+ current_evmcs->guest_gs_selector = value;
+ break;
+ case GUEST_LDTR_SELECTOR:
+ current_evmcs->guest_ldtr_selector = value;
+ break;
+ case GUEST_TR_SELECTOR:
+ current_evmcs->guest_tr_selector = value;
+ break;
+ case VIRTUAL_PROCESSOR_ID:
+ current_evmcs->virtual_processor_id = value;
+ break;
+ default: return 1;
+ }
+
+ return 0;
+}
+
+static inline int evmcs_vmlaunch(void)
+{
+ int ret;
+
+ current_evmcs->hv_clean_fields = 0;
+
+ __asm__ __volatile__("push %%rbp;"
+ "push %%rcx;"
+ "push %%rdx;"
+ "push %%rsi;"
+ "push %%rdi;"
+ "push $0;"
+ "mov %%rsp, (%[host_rsp]);"
+ "lea 1f(%%rip), %%rax;"
+ "mov %%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)&current_evmcs->host_rsp),
+ [host_rip]"r"
+ ((uint64_t)&current_evmcs->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 evmcs_vmresume(void)
+{
+ int ret;
+
+ current_evmcs->hv_clean_fields = 0;
+
+ __asm__ __volatile__("push %%rbp;"
+ "push %%rcx;"
+ "push %%rdx;"
+ "push %%rsi;"
+ "push %%rdi;"
+ "push $0;"
+ "mov %%rsp, (%[host_rsp]);"
+ "lea 1f(%%rip), %%rax;"
+ "mov %%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)&current_evmcs->host_rsp),
+ [host_rip]"r"
+ ((uint64_t)&current_evmcs->host_rip)
+ : "memory", "cc", "rbx", "r8", "r9", "r10",
+ "r11", "r12", "r13", "r14", "r15");
+ return ret;
+}
+
+#endif /* !SELFTEST_KVM_EVMCS_H */
diff --git a/tools/testing/selftests/kvm/include/kvm_util.h b/tools/testing/selftests/kvm/include/kvm_util.h
new file mode 100644
index 000000000..7d29aa786
--- /dev/null
+++ b/tools/testing/selftests/kvm/include/kvm_util.h
@@ -0,0 +1,348 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * tools/testing/selftests/kvm/include/kvm_util.h
+ *
+ * Copyright (C) 2018, Google LLC.
+ */
+#ifndef SELFTEST_KVM_UTIL_H
+#define SELFTEST_KVM_UTIL_H
+
+#include "test_util.h"
+
+#include "asm/kvm.h"
+#include "linux/list.h"
+#include "linux/kvm.h"
+#include <sys/ioctl.h>
+
+#include "sparsebit.h"
+
+
+/*
+ * Callers of kvm_util only have an incomplete/opaque description of the
+ * structure kvm_util is using to maintain the state of a VM.
+ */
+struct kvm_vm;
+
+typedef uint64_t vm_paddr_t; /* Virtual Machine (Guest) physical address */
+typedef uint64_t vm_vaddr_t; /* Virtual Machine (Guest) virtual address */
+
+/* Minimum allocated guest virtual and physical addresses */
+#define KVM_UTIL_MIN_VADDR 0x2000
+
+#define DEFAULT_GUEST_PHY_PAGES 512
+#define DEFAULT_GUEST_STACK_VADDR_MIN 0xab6000
+#define DEFAULT_STACK_PGS 5
+
+enum vm_guest_mode {
+ VM_MODE_P52V48_4K,
+ VM_MODE_P52V48_64K,
+ VM_MODE_P48V48_4K,
+ VM_MODE_P48V48_64K,
+ VM_MODE_P40V48_4K,
+ VM_MODE_P40V48_64K,
+ VM_MODE_PXXV48_4K, /* For 48bits VA but ANY bits PA */
+ NUM_VM_MODES,
+};
+
+#if defined(__aarch64__)
+#define VM_MODE_DEFAULT VM_MODE_P40V48_4K
+#elif defined(__x86_64__)
+#define VM_MODE_DEFAULT VM_MODE_PXXV48_4K
+#else
+#define VM_MODE_DEFAULT VM_MODE_P52V48_4K
+#endif
+
+#define vm_guest_mode_string(m) vm_guest_mode_string[m]
+extern const char * const vm_guest_mode_string[];
+
+enum vm_mem_backing_src_type {
+ VM_MEM_SRC_ANONYMOUS,
+ VM_MEM_SRC_ANONYMOUS_THP,
+ VM_MEM_SRC_ANONYMOUS_HUGETLB,
+};
+
+int kvm_check_cap(long cap);
+int vm_enable_cap(struct kvm_vm *vm, struct kvm_enable_cap *cap);
+int vcpu_enable_cap(struct kvm_vm *vm, uint32_t vcpu_id,
+ struct kvm_enable_cap *cap);
+void vm_enable_dirty_ring(struct kvm_vm *vm, uint32_t ring_size);
+
+struct kvm_vm *vm_create(enum vm_guest_mode mode, uint64_t phy_pages, int perm);
+void kvm_vm_free(struct kvm_vm *vmp);
+void kvm_vm_restart(struct kvm_vm *vmp, int perm);
+void kvm_vm_release(struct kvm_vm *vmp);
+void kvm_vm_get_dirty_log(struct kvm_vm *vm, int slot, void *log);
+void kvm_vm_clear_dirty_log(struct kvm_vm *vm, int slot, void *log,
+ uint64_t first_page, uint32_t num_pages);
+
+int kvm_memcmp_hva_gva(void *hva, struct kvm_vm *vm, const vm_vaddr_t gva,
+ size_t len);
+
+void kvm_vm_elf_load(struct kvm_vm *vm, const char *filename,
+ uint32_t data_memslot, uint32_t pgd_memslot);
+
+void vm_dump(FILE *stream, struct kvm_vm *vm, uint8_t indent);
+
+/*
+ * VM VCPU Dump
+ *
+ * Input Args:
+ * stream - Output FILE stream
+ * vm - Virtual Machine
+ * vcpuid - VCPU ID
+ * indent - Left margin indent amount
+ *
+ * Output Args: None
+ *
+ * Return: None
+ *
+ * Dumps the current state of the VCPU specified by @vcpuid, within the VM
+ * given by @vm, to the FILE stream given by @stream.
+ */
+void vcpu_dump(FILE *stream, struct kvm_vm *vm, uint32_t vcpuid,
+ uint8_t indent);
+
+void vm_create_irqchip(struct kvm_vm *vm);
+
+void vm_userspace_mem_region_add(struct kvm_vm *vm,
+ enum vm_mem_backing_src_type src_type,
+ uint64_t guest_paddr, uint32_t slot, uint64_t npages,
+ uint32_t flags);
+
+void vcpu_ioctl(struct kvm_vm *vm, uint32_t vcpuid, unsigned long ioctl,
+ void *arg);
+int _vcpu_ioctl(struct kvm_vm *vm, uint32_t vcpuid, unsigned long ioctl,
+ void *arg);
+void vm_ioctl(struct kvm_vm *vm, unsigned long ioctl, void *arg);
+void vm_mem_region_set_flags(struct kvm_vm *vm, uint32_t slot, uint32_t flags);
+void vm_mem_region_move(struct kvm_vm *vm, uint32_t slot, uint64_t new_gpa);
+void vm_mem_region_delete(struct kvm_vm *vm, uint32_t slot);
+void vm_vcpu_add(struct kvm_vm *vm, uint32_t vcpuid);
+vm_vaddr_t vm_vaddr_alloc(struct kvm_vm *vm, size_t sz, vm_vaddr_t vaddr_min,
+ uint32_t data_memslot, uint32_t pgd_memslot);
+void virt_map(struct kvm_vm *vm, uint64_t vaddr, uint64_t paddr,
+ unsigned int npages, uint32_t pgd_memslot);
+void *addr_gpa2hva(struct kvm_vm *vm, vm_paddr_t gpa);
+void *addr_gva2hva(struct kvm_vm *vm, vm_vaddr_t gva);
+vm_paddr_t addr_hva2gpa(struct kvm_vm *vm, void *hva);
+
+/*
+ * Address Guest Virtual to Guest Physical
+ *
+ * Input Args:
+ * vm - Virtual Machine
+ * gva - VM virtual address
+ *
+ * Output Args: None
+ *
+ * Return:
+ * Equivalent VM physical address
+ *
+ * Returns the VM physical address of the translated VM virtual
+ * address given by @gva.
+ */
+vm_paddr_t addr_gva2gpa(struct kvm_vm *vm, vm_vaddr_t gva);
+
+struct kvm_run *vcpu_state(struct kvm_vm *vm, uint32_t vcpuid);
+void vcpu_run(struct kvm_vm *vm, uint32_t vcpuid);
+int _vcpu_run(struct kvm_vm *vm, uint32_t vcpuid);
+void vcpu_run_complete_io(struct kvm_vm *vm, uint32_t vcpuid);
+void vcpu_set_guest_debug(struct kvm_vm *vm, uint32_t vcpuid,
+ struct kvm_guest_debug *debug);
+void vcpu_set_mp_state(struct kvm_vm *vm, uint32_t vcpuid,
+ struct kvm_mp_state *mp_state);
+struct kvm_reg_list *vcpu_get_reg_list(struct kvm_vm *vm, uint32_t vcpuid);
+void vcpu_regs_get(struct kvm_vm *vm, uint32_t vcpuid, struct kvm_regs *regs);
+void vcpu_regs_set(struct kvm_vm *vm, uint32_t vcpuid, struct kvm_regs *regs);
+
+/*
+ * VM VCPU Args Set
+ *
+ * Input Args:
+ * vm - Virtual Machine
+ * vcpuid - VCPU ID
+ * num - number of arguments
+ * ... - arguments, each of type uint64_t
+ *
+ * Output Args: None
+ *
+ * Return: None
+ *
+ * Sets the first @num function input registers of the VCPU with @vcpuid,
+ * per the C calling convention of the architecture, to the values given
+ * as variable args. Each of the variable args is expected to be of type
+ * uint64_t. The maximum @num can be is specific to the architecture.
+ */
+void vcpu_args_set(struct kvm_vm *vm, uint32_t vcpuid, unsigned int num, ...);
+
+void vcpu_sregs_get(struct kvm_vm *vm, uint32_t vcpuid,
+ struct kvm_sregs *sregs);
+void vcpu_sregs_set(struct kvm_vm *vm, uint32_t vcpuid,
+ struct kvm_sregs *sregs);
+int _vcpu_sregs_set(struct kvm_vm *vm, uint32_t vcpuid,
+ struct kvm_sregs *sregs);
+void vcpu_fpu_get(struct kvm_vm *vm, uint32_t vcpuid,
+ struct kvm_fpu *fpu);
+void vcpu_fpu_set(struct kvm_vm *vm, uint32_t vcpuid,
+ struct kvm_fpu *fpu);
+void vcpu_get_reg(struct kvm_vm *vm, uint32_t vcpuid, struct kvm_one_reg *reg);
+void vcpu_set_reg(struct kvm_vm *vm, uint32_t vcpuid, struct kvm_one_reg *reg);
+#ifdef __KVM_HAVE_VCPU_EVENTS
+void vcpu_events_get(struct kvm_vm *vm, uint32_t vcpuid,
+ struct kvm_vcpu_events *events);
+void vcpu_events_set(struct kvm_vm *vm, uint32_t vcpuid,
+ struct kvm_vcpu_events *events);
+#endif
+#ifdef __x86_64__
+void vcpu_nested_state_get(struct kvm_vm *vm, uint32_t vcpuid,
+ struct kvm_nested_state *state);
+int vcpu_nested_state_set(struct kvm_vm *vm, uint32_t vcpuid,
+ struct kvm_nested_state *state, bool ignore_error);
+#endif
+
+const char *exit_reason_str(unsigned int exit_reason);
+
+void virt_pgd_alloc(struct kvm_vm *vm, uint32_t pgd_memslot);
+
+/*
+ * VM Virtual Page Map
+ *
+ * Input Args:
+ * vm - Virtual Machine
+ * vaddr - VM Virtual Address
+ * paddr - VM Physical Address
+ * memslot - Memory region slot for new virtual translation tables
+ *
+ * Output Args: None
+ *
+ * Return: None
+ *
+ * Within @vm, creates a virtual translation for the page starting
+ * at @vaddr to the page starting at @paddr.
+ */
+void virt_pg_map(struct kvm_vm *vm, uint64_t vaddr, uint64_t paddr,
+ uint32_t memslot);
+
+vm_paddr_t vm_phy_page_alloc(struct kvm_vm *vm, vm_paddr_t paddr_min,
+ uint32_t memslot);
+vm_paddr_t vm_phy_pages_alloc(struct kvm_vm *vm, size_t num,
+ vm_paddr_t paddr_min, uint32_t memslot);
+
+/*
+ * Create a VM with reasonable defaults
+ *
+ * Input Args:
+ * vcpuid - The id of the single VCPU to add to the VM.
+ * extra_mem_pages - The number of extra pages to add (this will
+ * decide how much extra space we will need to
+ * setup the page tables using memslot 0)
+ * guest_code - The vCPU's entry point
+ *
+ * Output Args: None
+ *
+ * Return:
+ * Pointer to opaque structure that describes the created VM.
+ */
+struct kvm_vm *vm_create_default(uint32_t vcpuid, uint64_t extra_mem_pages,
+ void *guest_code);
+
+/*
+ * Adds a vCPU with reasonable defaults (e.g. a stack)
+ *
+ * Input Args:
+ * vm - Virtual Machine
+ * vcpuid - The id of the VCPU to add to the VM.
+ * guest_code - The vCPU's entry point
+ */
+void vm_vcpu_add_default(struct kvm_vm *vm, uint32_t vcpuid, void *guest_code);
+
+bool vm_is_unrestricted_guest(struct kvm_vm *vm);
+
+unsigned int vm_get_page_size(struct kvm_vm *vm);
+unsigned int vm_get_page_shift(struct kvm_vm *vm);
+unsigned int vm_get_max_gfn(struct kvm_vm *vm);
+int vm_get_fd(struct kvm_vm *vm);
+
+unsigned int vm_calc_num_guest_pages(enum vm_guest_mode mode, size_t size);
+unsigned int vm_num_host_pages(enum vm_guest_mode mode, unsigned int num_guest_pages);
+unsigned int vm_num_guest_pages(enum vm_guest_mode mode, unsigned int num_host_pages);
+static inline unsigned int
+vm_adjust_num_guest_pages(enum vm_guest_mode mode, unsigned int num_guest_pages)
+{
+ unsigned int n;
+ n = vm_num_guest_pages(mode, vm_num_host_pages(mode, num_guest_pages));
+#ifdef __s390x__
+ /* s390 requires 1M aligned guest sizes */
+ n = (n + 255) & ~255;
+#endif
+ return n;
+}
+
+struct kvm_userspace_memory_region *
+kvm_userspace_memory_region_find(struct kvm_vm *vm, uint64_t start,
+ uint64_t end);
+
+struct kvm_dirty_log *
+allocate_kvm_dirty_log(struct kvm_userspace_memory_region *region);
+
+int vm_create_device(struct kvm_vm *vm, struct kvm_create_device *cd);
+
+#define sync_global_to_guest(vm, g) ({ \
+ typeof(g) *_p = addr_gva2hva(vm, (vm_vaddr_t)&(g)); \
+ memcpy(_p, &(g), sizeof(g)); \
+})
+
+#define sync_global_from_guest(vm, g) ({ \
+ typeof(g) *_p = addr_gva2hva(vm, (vm_vaddr_t)&(g)); \
+ memcpy(&(g), _p, sizeof(g)); \
+})
+
+void assert_on_unhandled_exception(struct kvm_vm *vm, uint32_t vcpuid);
+
+/* Common ucalls */
+enum {
+ UCALL_NONE,
+ UCALL_SYNC,
+ UCALL_ABORT,
+ UCALL_DONE,
+};
+
+#define UCALL_MAX_ARGS 6
+
+struct ucall {
+ uint64_t cmd;
+ uint64_t args[UCALL_MAX_ARGS];
+};
+
+void ucall_init(struct kvm_vm *vm, void *arg);
+void ucall_uninit(struct kvm_vm *vm);
+void ucall(uint64_t cmd, int nargs, ...);
+uint64_t get_ucall(struct kvm_vm *vm, uint32_t vcpu_id, struct ucall *uc);
+
+#define GUEST_SYNC_ARGS(stage, arg1, arg2, arg3, arg4) \
+ ucall(UCALL_SYNC, 6, "hello", stage, arg1, arg2, arg3, arg4)
+#define GUEST_SYNC(stage) ucall(UCALL_SYNC, 2, "hello", stage)
+#define GUEST_DONE() ucall(UCALL_DONE, 0)
+#define __GUEST_ASSERT(_condition, _nargs, _args...) do { \
+ if (!(_condition)) \
+ ucall(UCALL_ABORT, 2 + _nargs, \
+ "Failed guest assert: " \
+ #_condition, __LINE__, _args); \
+} while (0)
+
+#define GUEST_ASSERT(_condition) \
+ __GUEST_ASSERT((_condition), 0, 0)
+
+#define GUEST_ASSERT_1(_condition, arg1) \
+ __GUEST_ASSERT((_condition), 1, (arg1))
+
+#define GUEST_ASSERT_2(_condition, arg1, arg2) \
+ __GUEST_ASSERT((_condition), 2, (arg1), (arg2))
+
+#define GUEST_ASSERT_3(_condition, arg1, arg2, arg3) \
+ __GUEST_ASSERT((_condition), 3, (arg1), (arg2), (arg3))
+
+#define GUEST_ASSERT_4(_condition, arg1, arg2, arg3, arg4) \
+ __GUEST_ASSERT((_condition), 4, (arg1), (arg2), (arg3), (arg4))
+
+#endif /* SELFTEST_KVM_UTIL_H */
diff --git a/tools/testing/selftests/kvm/include/perf_test_util.h b/tools/testing/selftests/kvm/include/perf_test_util.h
new file mode 100644
index 000000000..261805205
--- /dev/null
+++ b/tools/testing/selftests/kvm/include/perf_test_util.h
@@ -0,0 +1,198 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * tools/testing/selftests/kvm/include/perf_test_util.h
+ *
+ * Copyright (C) 2020, Google LLC.
+ */
+
+#ifndef SELFTEST_KVM_PERF_TEST_UTIL_H
+#define SELFTEST_KVM_PERF_TEST_UTIL_H
+
+#include "kvm_util.h"
+#include "processor.h"
+
+#define MAX_VCPUS 512
+
+#define PAGE_SHIFT_4K 12
+#define PTES_PER_4K_PT 512
+
+#define TEST_MEM_SLOT_INDEX 1
+
+/* Default guest test virtual memory offset */
+#define DEFAULT_GUEST_TEST_MEM 0xc0000000
+
+#define DEFAULT_PER_VCPU_MEM_SIZE (1 << 30) /* 1G */
+
+/*
+ * Guest physical memory offset of the testing memory slot.
+ * This will be set to the topmost valid physical address minus
+ * the test memory size.
+ */
+static uint64_t guest_test_phys_mem;
+
+/*
+ * Guest virtual memory offset of the testing memory slot.
+ * Must not conflict with identity mapped test code.
+ */
+static uint64_t guest_test_virt_mem = DEFAULT_GUEST_TEST_MEM;
+static uint64_t guest_percpu_mem_size = DEFAULT_PER_VCPU_MEM_SIZE;
+
+/* Number of VCPUs for the test */
+static int nr_vcpus = 1;
+
+struct vcpu_args {
+ uint64_t gva;
+ uint64_t pages;
+
+ /* Only used by the host userspace part of the vCPU thread */
+ int vcpu_id;
+};
+
+struct perf_test_args {
+ struct kvm_vm *vm;
+ uint64_t host_page_size;
+ uint64_t guest_page_size;
+ int wr_fract;
+
+ struct vcpu_args vcpu_args[MAX_VCPUS];
+};
+
+static struct perf_test_args perf_test_args;
+
+/*
+ * Continuously write to the first 8 bytes of each page in the
+ * specified region.
+ */
+static void guest_code(uint32_t vcpu_id)
+{
+ struct vcpu_args *vcpu_args = &perf_test_args.vcpu_args[vcpu_id];
+ uint64_t gva;
+ uint64_t pages;
+ int i;
+
+ /* Make sure vCPU args data structure is not corrupt. */
+ GUEST_ASSERT(vcpu_args->vcpu_id == vcpu_id);
+
+ gva = vcpu_args->gva;
+ pages = vcpu_args->pages;
+
+ while (true) {
+ for (i = 0; i < pages; i++) {
+ uint64_t addr = gva + (i * perf_test_args.guest_page_size);
+
+ if (i % perf_test_args.wr_fract == 0)
+ *(uint64_t *)addr = 0x0123456789ABCDEF;
+ else
+ READ_ONCE(*(uint64_t *)addr);
+ }
+
+ GUEST_SYNC(1);
+ }
+}
+
+static struct kvm_vm *create_vm(enum vm_guest_mode mode, int vcpus,
+ uint64_t vcpu_memory_bytes)
+{
+ struct kvm_vm *vm;
+ uint64_t pages = DEFAULT_GUEST_PHY_PAGES;
+ uint64_t guest_num_pages;
+
+ /* Account for a few pages per-vCPU for stacks */
+ pages += DEFAULT_STACK_PGS * vcpus;
+
+ /*
+ * Reserve twice the ammount of memory needed to map the test region and
+ * the page table / stacks region, at 4k, for page tables. Do the
+ * calculation with 4K page size: the smallest of all archs. (e.g., 64K
+ * page size guest will need even less memory for page tables).
+ */
+ pages += (2 * pages) / PTES_PER_4K_PT;
+ pages += ((2 * vcpus * vcpu_memory_bytes) >> PAGE_SHIFT_4K) /
+ PTES_PER_4K_PT;
+ pages = vm_adjust_num_guest_pages(mode, pages);
+
+ pr_info("Testing guest mode: %s\n", vm_guest_mode_string(mode));
+
+ vm = vm_create(mode, pages, O_RDWR);
+ kvm_vm_elf_load(vm, program_invocation_name, 0, 0);
+#ifdef __x86_64__
+ vm_create_irqchip(vm);
+#endif
+
+ perf_test_args.vm = vm;
+ perf_test_args.guest_page_size = vm_get_page_size(vm);
+ perf_test_args.host_page_size = getpagesize();
+
+ TEST_ASSERT(vcpu_memory_bytes % perf_test_args.guest_page_size == 0,
+ "Guest memory size is not guest page size aligned.");
+
+ guest_num_pages = (vcpus * vcpu_memory_bytes) /
+ perf_test_args.guest_page_size;
+ guest_num_pages = vm_adjust_num_guest_pages(mode, guest_num_pages);
+
+ /*
+ * If there should be more memory in the guest test region than there
+ * can be pages in the guest, it will definitely cause problems.
+ */
+ TEST_ASSERT(guest_num_pages < vm_get_max_gfn(vm),
+ "Requested more guest memory than address space allows.\n"
+ " guest pages: %lx max gfn: %x vcpus: %d wss: %lx]\n",
+ guest_num_pages, vm_get_max_gfn(vm), vcpus,
+ vcpu_memory_bytes);
+
+ TEST_ASSERT(vcpu_memory_bytes % perf_test_args.host_page_size == 0,
+ "Guest memory size is not host page size aligned.");
+
+ guest_test_phys_mem = (vm_get_max_gfn(vm) - guest_num_pages) *
+ perf_test_args.guest_page_size;
+ guest_test_phys_mem &= ~(perf_test_args.host_page_size - 1);
+
+#ifdef __s390x__
+ /* Align to 1M (segment size) */
+ guest_test_phys_mem &= ~((1 << 20) - 1);
+#endif
+
+ pr_info("guest physical test memory offset: 0x%lx\n", guest_test_phys_mem);
+
+ /* Add an extra memory slot for testing */
+ vm_userspace_mem_region_add(vm, VM_MEM_SRC_ANONYMOUS,
+ guest_test_phys_mem,
+ TEST_MEM_SLOT_INDEX,
+ guest_num_pages, 0);
+
+ /* Do mapping for the demand paging memory slot */
+ virt_map(vm, guest_test_virt_mem, guest_test_phys_mem, guest_num_pages, 0);
+
+ ucall_init(vm, NULL);
+
+ return vm;
+}
+
+static void add_vcpus(struct kvm_vm *vm, int vcpus, uint64_t vcpu_memory_bytes)
+{
+ vm_paddr_t vcpu_gpa;
+ struct vcpu_args *vcpu_args;
+ int vcpu_id;
+
+ for (vcpu_id = 0; vcpu_id < vcpus; vcpu_id++) {
+ vcpu_args = &perf_test_args.vcpu_args[vcpu_id];
+
+ vm_vcpu_add_default(vm, vcpu_id, guest_code);
+
+#ifdef __x86_64__
+ vcpu_set_cpuid(vm, vcpu_id, kvm_get_supported_cpuid());
+#endif
+
+ vcpu_args->vcpu_id = vcpu_id;
+ vcpu_args->gva = guest_test_virt_mem +
+ (vcpu_id * vcpu_memory_bytes);
+ vcpu_args->pages = vcpu_memory_bytes /
+ perf_test_args.guest_page_size;
+
+ vcpu_gpa = guest_test_phys_mem + (vcpu_id * vcpu_memory_bytes);
+ pr_debug("Added VCPU %d with test mem gpa [%lx, %lx)\n",
+ vcpu_id, vcpu_gpa, vcpu_gpa + vcpu_memory_bytes);
+ }
+}
+
+#endif /* SELFTEST_KVM_PERF_TEST_UTIL_H */
diff --git a/tools/testing/selftests/kvm/include/s390x/processor.h b/tools/testing/selftests/kvm/include/s390x/processor.h
new file mode 100644
index 000000000..e0e96a5f6
--- /dev/null
+++ b/tools/testing/selftests/kvm/include/s390x/processor.h
@@ -0,0 +1,22 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * s390x processor specific defines
+ */
+#ifndef SELFTEST_KVM_PROCESSOR_H
+#define SELFTEST_KVM_PROCESSOR_H
+
+/* Bits in the region/segment table entry */
+#define REGION_ENTRY_ORIGIN ~0xfffUL /* region/segment table origin */
+#define REGION_ENTRY_PROTECT 0x200 /* region protection bit */
+#define REGION_ENTRY_NOEXEC 0x100 /* region no-execute bit */
+#define REGION_ENTRY_OFFSET 0xc0 /* region table offset */
+#define REGION_ENTRY_INVALID 0x20 /* invalid region table entry */
+#define REGION_ENTRY_TYPE 0x0c /* region/segment table type mask */
+#define REGION_ENTRY_LENGTH 0x03 /* region third length */
+
+/* Bits in the page table entry */
+#define PAGE_INVALID 0x400 /* HW invalid bit */
+#define PAGE_PROTECT 0x200 /* HW read-only bit */
+#define PAGE_NOEXEC 0x100 /* HW no-execute bit */
+
+#endif
diff --git a/tools/testing/selftests/kvm/include/sparsebit.h b/tools/testing/selftests/kvm/include/sparsebit.h
new file mode 100644
index 000000000..12a9a4b9c
--- /dev/null
+++ b/tools/testing/selftests/kvm/include/sparsebit.h
@@ -0,0 +1,73 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * tools/testing/selftests/kvm/include/sparsebit.h
+ *
+ * Copyright (C) 2018, Google LLC.
+ *
+ * Header file that describes API to the sparsebit library.
+ * This library provides a memory efficient means of storing
+ * the settings of bits indexed via a uint64_t. Memory usage
+ * is reasonable, significantly less than (2^64 / 8) bytes, as
+ * long as bits that are mostly set or mostly cleared are close
+ * to each other. This library is efficient in memory usage
+ * even in the case where most bits are set.
+ */
+
+#ifndef SELFTEST_KVM_SPARSEBIT_H
+#define SELFTEST_KVM_SPARSEBIT_H
+
+#include <stdbool.h>
+#include <stdint.h>
+#include <stdio.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+struct sparsebit;
+typedef uint64_t sparsebit_idx_t;
+typedef uint64_t sparsebit_num_t;
+
+struct sparsebit *sparsebit_alloc(void);
+void sparsebit_free(struct sparsebit **sbitp);
+void sparsebit_copy(struct sparsebit *dstp, struct sparsebit *src);
+
+bool sparsebit_is_set(struct sparsebit *sbit, sparsebit_idx_t idx);
+bool sparsebit_is_set_num(struct sparsebit *sbit,
+ sparsebit_idx_t idx, sparsebit_num_t num);
+bool sparsebit_is_clear(struct sparsebit *sbit, sparsebit_idx_t idx);
+bool sparsebit_is_clear_num(struct sparsebit *sbit,
+ sparsebit_idx_t idx, sparsebit_num_t num);
+sparsebit_num_t sparsebit_num_set(struct sparsebit *sbit);
+bool sparsebit_any_set(struct sparsebit *sbit);
+bool sparsebit_any_clear(struct sparsebit *sbit);
+bool sparsebit_all_set(struct sparsebit *sbit);
+bool sparsebit_all_clear(struct sparsebit *sbit);
+sparsebit_idx_t sparsebit_first_set(struct sparsebit *sbit);
+sparsebit_idx_t sparsebit_first_clear(struct sparsebit *sbit);
+sparsebit_idx_t sparsebit_next_set(struct sparsebit *sbit, sparsebit_idx_t prev);
+sparsebit_idx_t sparsebit_next_clear(struct sparsebit *sbit, sparsebit_idx_t prev);
+sparsebit_idx_t sparsebit_next_set_num(struct sparsebit *sbit,
+ sparsebit_idx_t start, sparsebit_num_t num);
+sparsebit_idx_t sparsebit_next_clear_num(struct sparsebit *sbit,
+ sparsebit_idx_t start, sparsebit_num_t num);
+
+void sparsebit_set(struct sparsebit *sbitp, sparsebit_idx_t idx);
+void sparsebit_set_num(struct sparsebit *sbitp, sparsebit_idx_t start,
+ sparsebit_num_t num);
+void sparsebit_set_all(struct sparsebit *sbitp);
+
+void sparsebit_clear(struct sparsebit *sbitp, sparsebit_idx_t idx);
+void sparsebit_clear_num(struct sparsebit *sbitp,
+ sparsebit_idx_t start, sparsebit_num_t num);
+void sparsebit_clear_all(struct sparsebit *sbitp);
+
+void sparsebit_dump(FILE *stream, struct sparsebit *sbit,
+ unsigned int indent);
+void sparsebit_validate_internal(struct sparsebit *sbit);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* SELFTEST_KVM_SPARSEBIT_H */
diff --git a/tools/testing/selftests/kvm/include/test_util.h b/tools/testing/selftests/kvm/include/test_util.h
new file mode 100644
index 000000000..ffffa5604
--- /dev/null
+++ b/tools/testing/selftests/kvm/include/test_util.h
@@ -0,0 +1,70 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * tools/testing/selftests/kvm/include/test_util.h
+ *
+ * Copyright (C) 2018, Google LLC.
+ */
+
+#ifndef SELFTEST_KVM_TEST_UTIL_H
+#define SELFTEST_KVM_TEST_UTIL_H
+
+#include <stdlib.h>
+#include <stdarg.h>
+#include <stdbool.h>
+#include <stdio.h>
+#include <string.h>
+#include <inttypes.h>
+#include <errno.h>
+#include <unistd.h>
+#include <fcntl.h>
+#include "kselftest.h"
+
+static inline int _no_printf(const char *format, ...) { return 0; }
+
+#ifdef DEBUG
+#define pr_debug(...) printf(__VA_ARGS__)
+#else
+#define pr_debug(...) _no_printf(__VA_ARGS__)
+#endif
+#ifndef QUIET
+#define pr_info(...) printf(__VA_ARGS__)
+#else
+#define pr_info(...) _no_printf(__VA_ARGS__)
+#endif
+
+void print_skip(const char *fmt, ...) __attribute__((format(printf, 1, 2)));
+
+ssize_t test_write(int fd, const void *buf, size_t count);
+ssize_t test_read(int fd, void *buf, size_t count);
+int test_seq_read(const char *path, char **bufp, size_t *sizep);
+
+void test_assert(bool exp, const char *exp_str,
+ const char *file, unsigned int line, const char *fmt, ...)
+ __attribute__((format(printf, 5, 6)));
+
+#define TEST_ASSERT(e, fmt, ...) \
+ test_assert((e), #e, __FILE__, __LINE__, fmt, ##__VA_ARGS__)
+
+#define ASSERT_EQ(a, b) do { \
+ typeof(a) __a = (a); \
+ typeof(b) __b = (b); \
+ TEST_ASSERT(__a == __b, \
+ "ASSERT_EQ(%s, %s) failed.\n" \
+ "\t%s is %#lx\n" \
+ "\t%s is %#lx", \
+ #a, #b, #a, (unsigned long) __a, #b, (unsigned long) __b); \
+} while (0)
+
+#define TEST_FAIL(fmt, ...) \
+ TEST_ASSERT(false, fmt, ##__VA_ARGS__)
+
+size_t parse_size(const char *size);
+
+int64_t timespec_to_ns(struct timespec ts);
+struct timespec timespec_add_ns(struct timespec ts, int64_t ns);
+struct timespec timespec_add(struct timespec ts1, struct timespec ts2);
+struct timespec timespec_sub(struct timespec ts1, struct timespec ts2);
+struct timespec timespec_diff_now(struct timespec start);
+struct timespec timespec_div(struct timespec ts, int divisor);
+
+#endif /* SELFTEST_KVM_TEST_UTIL_H */
diff --git a/tools/testing/selftests/kvm/include/x86_64/processor.h b/tools/testing/selftests/kvm/include/x86_64/processor.h
new file mode 100644
index 000000000..8e61340b3
--- /dev/null
+++ b/tools/testing/selftests/kvm/include/x86_64/processor.h
@@ -0,0 +1,422 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * tools/testing/selftests/kvm/include/x86_64/processor.h
+ *
+ * Copyright (C) 2018, Google LLC.
+ */
+
+#ifndef SELFTEST_KVM_PROCESSOR_H
+#define SELFTEST_KVM_PROCESSOR_H
+
+#include <assert.h>
+#include <stdint.h>
+
+#include <asm/msr-index.h>
+
+#define X86_EFLAGS_FIXED (1u << 1)
+
+#define X86_CR4_VME (1ul << 0)
+#define X86_CR4_PVI (1ul << 1)
+#define X86_CR4_TSD (1ul << 2)
+#define X86_CR4_DE (1ul << 3)
+#define X86_CR4_PSE (1ul << 4)
+#define X86_CR4_PAE (1ul << 5)
+#define X86_CR4_MCE (1ul << 6)
+#define X86_CR4_PGE (1ul << 7)
+#define X86_CR4_PCE (1ul << 8)
+#define X86_CR4_OSFXSR (1ul << 9)
+#define X86_CR4_OSXMMEXCPT (1ul << 10)
+#define X86_CR4_UMIP (1ul << 11)
+#define X86_CR4_VMXE (1ul << 13)
+#define X86_CR4_SMXE (1ul << 14)
+#define X86_CR4_FSGSBASE (1ul << 16)
+#define X86_CR4_PCIDE (1ul << 17)
+#define X86_CR4_OSXSAVE (1ul << 18)
+#define X86_CR4_SMEP (1ul << 20)
+#define X86_CR4_SMAP (1ul << 21)
+#define X86_CR4_PKE (1ul << 22)
+
+#define UNEXPECTED_VECTOR_PORT 0xfff0u
+
+/* General Registers in 64-Bit Mode */
+struct gpr64_regs {
+ u64 rax;
+ u64 rcx;
+ u64 rdx;
+ u64 rbx;
+ u64 rsp;
+ u64 rbp;
+ u64 rsi;
+ u64 rdi;
+ u64 r8;
+ u64 r9;
+ u64 r10;
+ u64 r11;
+ u64 r12;
+ u64 r13;
+ u64 r14;
+ u64 r15;
+};
+
+struct desc64 {
+ uint16_t limit0;
+ uint16_t base0;
+ unsigned base1:8, type:4, s:1, dpl:2, p:1;
+ unsigned limit1:4, avl:1, l:1, db:1, g:1, base2:8;
+ uint32_t base3;
+ uint32_t zero1;
+} __attribute__((packed));
+
+struct desc_ptr {
+ uint16_t size;
+ uint64_t address;
+} __attribute__((packed));
+
+static inline uint64_t get_desc64_base(const struct desc64 *desc)
+{
+ return ((uint64_t)desc->base3 << 32) |
+ (desc->base0 | ((desc->base1) << 16) | ((desc->base2) << 24));
+}
+
+static inline uint64_t rdtsc(void)
+{
+ uint32_t eax, edx;
+ uint64_t tsc_val;
+ /*
+ * The lfence is to wait (on Intel CPUs) until all previous
+ * instructions have been executed. If software requires RDTSC to be
+ * executed prior to execution of any subsequent instruction, it can
+ * execute LFENCE immediately after RDTSC
+ */
+ __asm__ __volatile__("lfence; rdtsc; lfence" : "=a"(eax), "=d"(edx));
+ tsc_val = ((uint64_t)edx) << 32 | eax;
+ return tsc_val;
+}
+
+static inline uint64_t rdtscp(uint32_t *aux)
+{
+ uint32_t eax, edx;
+
+ __asm__ __volatile__("rdtscp" : "=a"(eax), "=d"(edx), "=c"(*aux));
+ return ((uint64_t)edx) << 32 | eax;
+}
+
+static inline uint64_t rdmsr(uint32_t msr)
+{
+ uint32_t a, d;
+
+ __asm__ __volatile__("rdmsr" : "=a"(a), "=d"(d) : "c"(msr) : "memory");
+
+ return a | ((uint64_t) d << 32);
+}
+
+static inline void wrmsr(uint32_t msr, uint64_t value)
+{
+ uint32_t a = value;
+ uint32_t d = value >> 32;
+
+ __asm__ __volatile__("wrmsr" :: "a"(a), "d"(d), "c"(msr) : "memory");
+}
+
+
+static inline uint16_t inw(uint16_t port)
+{
+ uint16_t tmp;
+
+ __asm__ __volatile__("in %%dx, %%ax"
+ : /* output */ "=a" (tmp)
+ : /* input */ "d" (port));
+
+ return tmp;
+}
+
+static inline uint16_t get_es(void)
+{
+ uint16_t es;
+
+ __asm__ __volatile__("mov %%es, %[es]"
+ : /* output */ [es]"=rm"(es));
+ return es;
+}
+
+static inline uint16_t get_cs(void)
+{
+ uint16_t cs;
+
+ __asm__ __volatile__("mov %%cs, %[cs]"
+ : /* output */ [cs]"=rm"(cs));
+ return cs;
+}
+
+static inline uint16_t get_ss(void)
+{
+ uint16_t ss;
+
+ __asm__ __volatile__("mov %%ss, %[ss]"
+ : /* output */ [ss]"=rm"(ss));
+ return ss;
+}
+
+static inline uint16_t get_ds(void)
+{
+ uint16_t ds;
+
+ __asm__ __volatile__("mov %%ds, %[ds]"
+ : /* output */ [ds]"=rm"(ds));
+ return ds;
+}
+
+static inline uint16_t get_fs(void)
+{
+ uint16_t fs;
+
+ __asm__ __volatile__("mov %%fs, %[fs]"
+ : /* output */ [fs]"=rm"(fs));
+ return fs;
+}
+
+static inline uint16_t get_gs(void)
+{
+ uint16_t gs;
+
+ __asm__ __volatile__("mov %%gs, %[gs]"
+ : /* output */ [gs]"=rm"(gs));
+ return gs;
+}
+
+static inline uint16_t get_tr(void)
+{
+ uint16_t tr;
+
+ __asm__ __volatile__("str %[tr]"
+ : /* output */ [tr]"=rm"(tr));
+ return tr;
+}
+
+static inline uint64_t get_cr0(void)
+{
+ uint64_t cr0;
+
+ __asm__ __volatile__("mov %%cr0, %[cr0]"
+ : /* output */ [cr0]"=r"(cr0));
+ return cr0;
+}
+
+static inline uint64_t get_cr3(void)
+{
+ uint64_t cr3;
+
+ __asm__ __volatile__("mov %%cr3, %[cr3]"
+ : /* output */ [cr3]"=r"(cr3));
+ return cr3;
+}
+
+static inline uint64_t get_cr4(void)
+{
+ uint64_t cr4;
+
+ __asm__ __volatile__("mov %%cr4, %[cr4]"
+ : /* output */ [cr4]"=r"(cr4));
+ return cr4;
+}
+
+static inline void set_cr4(uint64_t val)
+{
+ __asm__ __volatile__("mov %0, %%cr4" : : "r" (val) : "memory");
+}
+
+static inline struct desc_ptr get_gdt(void)
+{
+ struct desc_ptr gdt;
+ __asm__ __volatile__("sgdt %[gdt]"
+ : /* output */ [gdt]"=m"(gdt));
+ return gdt;
+}
+
+static inline struct desc_ptr get_idt(void)
+{
+ struct desc_ptr idt;
+ __asm__ __volatile__("sidt %[idt]"
+ : /* output */ [idt]"=m"(idt));
+ return idt;
+}
+
+static inline void outl(uint16_t port, uint32_t value)
+{
+ __asm__ __volatile__("outl %%eax, %%dx" : : "d"(port), "a"(value));
+}
+
+#define SET_XMM(__var, __xmm) \
+ asm volatile("movq %0, %%"#__xmm : : "r"(__var) : #__xmm)
+
+static inline void set_xmm(int n, unsigned long val)
+{
+ switch (n) {
+ case 0:
+ SET_XMM(val, xmm0);
+ break;
+ case 1:
+ SET_XMM(val, xmm1);
+ break;
+ case 2:
+ SET_XMM(val, xmm2);
+ break;
+ case 3:
+ SET_XMM(val, xmm3);
+ break;
+ case 4:
+ SET_XMM(val, xmm4);
+ break;
+ case 5:
+ SET_XMM(val, xmm5);
+ break;
+ case 6:
+ SET_XMM(val, xmm6);
+ break;
+ case 7:
+ SET_XMM(val, xmm7);
+ break;
+ }
+}
+
+typedef unsigned long v1di __attribute__ ((vector_size (8)));
+static inline unsigned long get_xmm(int n)
+{
+ assert(n >= 0 && n <= 7);
+
+ register v1di xmm0 __asm__("%xmm0");
+ register v1di xmm1 __asm__("%xmm1");
+ register v1di xmm2 __asm__("%xmm2");
+ register v1di xmm3 __asm__("%xmm3");
+ register v1di xmm4 __asm__("%xmm4");
+ register v1di xmm5 __asm__("%xmm5");
+ register v1di xmm6 __asm__("%xmm6");
+ register v1di xmm7 __asm__("%xmm7");
+ switch (n) {
+ case 0:
+ return (unsigned long)xmm0;
+ case 1:
+ return (unsigned long)xmm1;
+ case 2:
+ return (unsigned long)xmm2;
+ case 3:
+ return (unsigned long)xmm3;
+ case 4:
+ return (unsigned long)xmm4;
+ case 5:
+ return (unsigned long)xmm5;
+ case 6:
+ return (unsigned long)xmm6;
+ case 7:
+ return (unsigned long)xmm7;
+ }
+ return 0;
+}
+
+bool is_intel_cpu(void);
+
+struct kvm_x86_state;
+struct kvm_x86_state *vcpu_save_state(struct kvm_vm *vm, uint32_t vcpuid);
+void vcpu_load_state(struct kvm_vm *vm, uint32_t vcpuid,
+ struct kvm_x86_state *state);
+
+struct kvm_msr_list *kvm_get_msr_index_list(void);
+
+struct kvm_cpuid2 *kvm_get_supported_cpuid(void);
+void vcpu_set_cpuid(struct kvm_vm *vm, uint32_t vcpuid,
+ struct kvm_cpuid2 *cpuid);
+
+struct kvm_cpuid_entry2 *
+kvm_get_supported_cpuid_index(uint32_t function, uint32_t index);
+
+static inline struct kvm_cpuid_entry2 *
+kvm_get_supported_cpuid_entry(uint32_t function)
+{
+ return kvm_get_supported_cpuid_index(function, 0);
+}
+
+uint64_t vcpu_get_msr(struct kvm_vm *vm, uint32_t vcpuid, uint64_t msr_index);
+int _vcpu_set_msr(struct kvm_vm *vm, uint32_t vcpuid, uint64_t msr_index,
+ uint64_t msr_value);
+void vcpu_set_msr(struct kvm_vm *vm, uint32_t vcpuid, uint64_t msr_index,
+ uint64_t msr_value);
+
+uint32_t kvm_get_cpuid_max_basic(void);
+uint32_t kvm_get_cpuid_max_extended(void);
+void kvm_get_cpu_address_width(unsigned int *pa_bits, unsigned int *va_bits);
+
+struct ex_regs {
+ uint64_t rax, rcx, rdx, rbx;
+ uint64_t rbp, rsi, rdi;
+ uint64_t r8, r9, r10, r11;
+ uint64_t r12, r13, r14, r15;
+ uint64_t vector;
+ uint64_t error_code;
+ uint64_t rip;
+ uint64_t cs;
+ uint64_t rflags;
+};
+
+void vm_init_descriptor_tables(struct kvm_vm *vm);
+void vcpu_init_descriptor_tables(struct kvm_vm *vm, uint32_t vcpuid);
+void vm_handle_exception(struct kvm_vm *vm, int vector,
+ void (*handler)(struct ex_regs *));
+
+/*
+ * set_cpuid() - overwrites a matching cpuid entry with the provided value.
+ * matches based on ent->function && ent->index. returns true
+ * if a match was found and successfully overwritten.
+ * @cpuid: the kvm cpuid list to modify.
+ * @ent: cpuid entry to insert
+ */
+bool set_cpuid(struct kvm_cpuid2 *cpuid, struct kvm_cpuid_entry2 *ent);
+
+uint64_t kvm_hypercall(uint64_t nr, uint64_t a0, uint64_t a1, uint64_t a2,
+ uint64_t a3);
+
+/*
+ * Basic CPU control in CR0
+ */
+#define X86_CR0_PE (1UL<<0) /* Protection Enable */
+#define X86_CR0_MP (1UL<<1) /* Monitor Coprocessor */
+#define X86_CR0_EM (1UL<<2) /* Emulation */
+#define X86_CR0_TS (1UL<<3) /* Task Switched */
+#define X86_CR0_ET (1UL<<4) /* Extension Type */
+#define X86_CR0_NE (1UL<<5) /* Numeric Error */
+#define X86_CR0_WP (1UL<<16) /* Write Protect */
+#define X86_CR0_AM (1UL<<18) /* Alignment Mask */
+#define X86_CR0_NW (1UL<<29) /* Not Write-through */
+#define X86_CR0_CD (1UL<<30) /* Cache Disable */
+#define X86_CR0_PG (1UL<<31) /* Paging */
+
+#define APIC_BASE_MSR 0x800
+#define X2APIC_ENABLE (1UL << 10)
+#define APIC_ICR 0x300
+#define APIC_DEST_SELF 0x40000
+#define APIC_DEST_ALLINC 0x80000
+#define APIC_DEST_ALLBUT 0xC0000
+#define APIC_ICR_RR_MASK 0x30000
+#define APIC_ICR_RR_INVALID 0x00000
+#define APIC_ICR_RR_INPROG 0x10000
+#define APIC_ICR_RR_VALID 0x20000
+#define APIC_INT_LEVELTRIG 0x08000
+#define APIC_INT_ASSERT 0x04000
+#define APIC_ICR_BUSY 0x01000
+#define APIC_DEST_LOGICAL 0x00800
+#define APIC_DEST_PHYSICAL 0x00000
+#define APIC_DM_FIXED 0x00000
+#define APIC_DM_FIXED_MASK 0x00700
+#define APIC_DM_LOWEST 0x00100
+#define APIC_DM_SMI 0x00200
+#define APIC_DM_REMRD 0x00300
+#define APIC_DM_NMI 0x00400
+#define APIC_DM_INIT 0x00500
+#define APIC_DM_STARTUP 0x00600
+#define APIC_DM_EXTINT 0x00700
+#define APIC_VECTOR_MASK 0x000FF
+#define APIC_ICR2 0x310
+
+/* VMX_EPT_VPID_CAP bits */
+#define VMX_EPT_VPID_CAP_AD_BITS (1ULL << 21)
+
+#endif /* SELFTEST_KVM_PROCESSOR_H */
diff --git a/tools/testing/selftests/kvm/include/x86_64/svm.h b/tools/testing/selftests/kvm/include/x86_64/svm.h
new file mode 100644
index 000000000..f4ea2355d
--- /dev/null
+++ b/tools/testing/selftests/kvm/include/x86_64/svm.h
@@ -0,0 +1,297 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * tools/testing/selftests/kvm/include/x86_64/svm.h
+ * This is a copy of arch/x86/include/asm/svm.h
+ *
+ */
+
+#ifndef SELFTEST_KVM_SVM_H
+#define SELFTEST_KVM_SVM_H
+
+enum {
+ INTERCEPT_INTR,
+ INTERCEPT_NMI,
+ INTERCEPT_SMI,
+ INTERCEPT_INIT,
+ INTERCEPT_VINTR,
+ INTERCEPT_SELECTIVE_CR0,
+ INTERCEPT_STORE_IDTR,
+ INTERCEPT_STORE_GDTR,
+ INTERCEPT_STORE_LDTR,
+ INTERCEPT_STORE_TR,
+ INTERCEPT_LOAD_IDTR,
+ INTERCEPT_LOAD_GDTR,
+ INTERCEPT_LOAD_LDTR,
+ INTERCEPT_LOAD_TR,
+ INTERCEPT_RDTSC,
+ INTERCEPT_RDPMC,
+ INTERCEPT_PUSHF,
+ INTERCEPT_POPF,
+ INTERCEPT_CPUID,
+ INTERCEPT_RSM,
+ INTERCEPT_IRET,
+ INTERCEPT_INTn,
+ INTERCEPT_INVD,
+ INTERCEPT_PAUSE,
+ INTERCEPT_HLT,
+ INTERCEPT_INVLPG,
+ INTERCEPT_INVLPGA,
+ INTERCEPT_IOIO_PROT,
+ INTERCEPT_MSR_PROT,
+ INTERCEPT_TASK_SWITCH,
+ INTERCEPT_FERR_FREEZE,
+ INTERCEPT_SHUTDOWN,
+ INTERCEPT_VMRUN,
+ INTERCEPT_VMMCALL,
+ INTERCEPT_VMLOAD,
+ INTERCEPT_VMSAVE,
+ INTERCEPT_STGI,
+ INTERCEPT_CLGI,
+ INTERCEPT_SKINIT,
+ INTERCEPT_RDTSCP,
+ INTERCEPT_ICEBP,
+ INTERCEPT_WBINVD,
+ INTERCEPT_MONITOR,
+ INTERCEPT_MWAIT,
+ INTERCEPT_MWAIT_COND,
+ INTERCEPT_XSETBV,
+ INTERCEPT_RDPRU,
+};
+
+
+struct __attribute__ ((__packed__)) vmcb_control_area {
+ u32 intercept_cr;
+ u32 intercept_dr;
+ u32 intercept_exceptions;
+ u64 intercept;
+ u8 reserved_1[40];
+ u16 pause_filter_thresh;
+ u16 pause_filter_count;
+ u64 iopm_base_pa;
+ u64 msrpm_base_pa;
+ u64 tsc_offset;
+ u32 asid;
+ u8 tlb_ctl;
+ u8 reserved_2[3];
+ u32 int_ctl;
+ u32 int_vector;
+ u32 int_state;
+ u8 reserved_3[4];
+ u32 exit_code;
+ u32 exit_code_hi;
+ u64 exit_info_1;
+ u64 exit_info_2;
+ u32 exit_int_info;
+ u32 exit_int_info_err;
+ u64 nested_ctl;
+ u64 avic_vapic_bar;
+ u8 reserved_4[8];
+ u32 event_inj;
+ u32 event_inj_err;
+ u64 nested_cr3;
+ u64 virt_ext;
+ u32 clean;
+ u32 reserved_5;
+ u64 next_rip;
+ u8 insn_len;
+ u8 insn_bytes[15];
+ u64 avic_backing_page; /* Offset 0xe0 */
+ u8 reserved_6[8]; /* Offset 0xe8 */
+ u64 avic_logical_id; /* Offset 0xf0 */
+ u64 avic_physical_id; /* Offset 0xf8 */
+ u8 reserved_7[768];
+};
+
+
+#define TLB_CONTROL_DO_NOTHING 0
+#define TLB_CONTROL_FLUSH_ALL_ASID 1
+#define TLB_CONTROL_FLUSH_ASID 3
+#define TLB_CONTROL_FLUSH_ASID_LOCAL 7
+
+#define V_TPR_MASK 0x0f
+
+#define V_IRQ_SHIFT 8
+#define V_IRQ_MASK (1 << V_IRQ_SHIFT)
+
+#define V_GIF_SHIFT 9
+#define V_GIF_MASK (1 << V_GIF_SHIFT)
+
+#define V_INTR_PRIO_SHIFT 16
+#define V_INTR_PRIO_MASK (0x0f << V_INTR_PRIO_SHIFT)
+
+#define V_IGN_TPR_SHIFT 20
+#define V_IGN_TPR_MASK (1 << V_IGN_TPR_SHIFT)
+
+#define V_INTR_MASKING_SHIFT 24
+#define V_INTR_MASKING_MASK (1 << V_INTR_MASKING_SHIFT)
+
+#define V_GIF_ENABLE_SHIFT 25
+#define V_GIF_ENABLE_MASK (1 << V_GIF_ENABLE_SHIFT)
+
+#define AVIC_ENABLE_SHIFT 31
+#define AVIC_ENABLE_MASK (1 << AVIC_ENABLE_SHIFT)
+
+#define LBR_CTL_ENABLE_MASK BIT_ULL(0)
+#define VIRTUAL_VMLOAD_VMSAVE_ENABLE_MASK BIT_ULL(1)
+
+#define SVM_INTERRUPT_SHADOW_MASK 1
+
+#define SVM_IOIO_STR_SHIFT 2
+#define SVM_IOIO_REP_SHIFT 3
+#define SVM_IOIO_SIZE_SHIFT 4
+#define SVM_IOIO_ASIZE_SHIFT 7
+
+#define SVM_IOIO_TYPE_MASK 1
+#define SVM_IOIO_STR_MASK (1 << SVM_IOIO_STR_SHIFT)
+#define SVM_IOIO_REP_MASK (1 << SVM_IOIO_REP_SHIFT)
+#define SVM_IOIO_SIZE_MASK (7 << SVM_IOIO_SIZE_SHIFT)
+#define SVM_IOIO_ASIZE_MASK (7 << SVM_IOIO_ASIZE_SHIFT)
+
+#define SVM_VM_CR_VALID_MASK 0x001fULL
+#define SVM_VM_CR_SVM_LOCK_MASK 0x0008ULL
+#define SVM_VM_CR_SVM_DIS_MASK 0x0010ULL
+
+#define SVM_NESTED_CTL_NP_ENABLE BIT(0)
+#define SVM_NESTED_CTL_SEV_ENABLE BIT(1)
+
+struct __attribute__ ((__packed__)) vmcb_seg {
+ u16 selector;
+ u16 attrib;
+ u32 limit;
+ u64 base;
+};
+
+struct __attribute__ ((__packed__)) vmcb_save_area {
+ struct vmcb_seg es;
+ struct vmcb_seg cs;
+ struct vmcb_seg ss;
+ struct vmcb_seg ds;
+ struct vmcb_seg fs;
+ struct vmcb_seg gs;
+ struct vmcb_seg gdtr;
+ struct vmcb_seg ldtr;
+ struct vmcb_seg idtr;
+ struct vmcb_seg tr;
+ u8 reserved_1[43];
+ u8 cpl;
+ u8 reserved_2[4];
+ u64 efer;
+ u8 reserved_3[112];
+ u64 cr4;
+ u64 cr3;
+ u64 cr0;
+ u64 dr7;
+ u64 dr6;
+ u64 rflags;
+ u64 rip;
+ u8 reserved_4[88];
+ u64 rsp;
+ u8 reserved_5[24];
+ u64 rax;
+ u64 star;
+ u64 lstar;
+ u64 cstar;
+ u64 sfmask;
+ u64 kernel_gs_base;
+ u64 sysenter_cs;
+ u64 sysenter_esp;
+ u64 sysenter_eip;
+ u64 cr2;
+ u8 reserved_6[32];
+ u64 g_pat;
+ u64 dbgctl;
+ u64 br_from;
+ u64 br_to;
+ u64 last_excp_from;
+ u64 last_excp_to;
+};
+
+struct __attribute__ ((__packed__)) vmcb {
+ struct vmcb_control_area control;
+ struct vmcb_save_area save;
+};
+
+#define SVM_CPUID_FUNC 0x8000000a
+
+#define SVM_VM_CR_SVM_DISABLE 4
+
+#define SVM_SELECTOR_S_SHIFT 4
+#define SVM_SELECTOR_DPL_SHIFT 5
+#define SVM_SELECTOR_P_SHIFT 7
+#define SVM_SELECTOR_AVL_SHIFT 8
+#define SVM_SELECTOR_L_SHIFT 9
+#define SVM_SELECTOR_DB_SHIFT 10
+#define SVM_SELECTOR_G_SHIFT 11
+
+#define SVM_SELECTOR_TYPE_MASK (0xf)
+#define SVM_SELECTOR_S_MASK (1 << SVM_SELECTOR_S_SHIFT)
+#define SVM_SELECTOR_DPL_MASK (3 << SVM_SELECTOR_DPL_SHIFT)
+#define SVM_SELECTOR_P_MASK (1 << SVM_SELECTOR_P_SHIFT)
+#define SVM_SELECTOR_AVL_MASK (1 << SVM_SELECTOR_AVL_SHIFT)
+#define SVM_SELECTOR_L_MASK (1 << SVM_SELECTOR_L_SHIFT)
+#define SVM_SELECTOR_DB_MASK (1 << SVM_SELECTOR_DB_SHIFT)
+#define SVM_SELECTOR_G_MASK (1 << SVM_SELECTOR_G_SHIFT)
+
+#define SVM_SELECTOR_WRITE_MASK (1 << 1)
+#define SVM_SELECTOR_READ_MASK SVM_SELECTOR_WRITE_MASK
+#define SVM_SELECTOR_CODE_MASK (1 << 3)
+
+#define INTERCEPT_CR0_READ 0
+#define INTERCEPT_CR3_READ 3
+#define INTERCEPT_CR4_READ 4
+#define INTERCEPT_CR8_READ 8
+#define INTERCEPT_CR0_WRITE (16 + 0)
+#define INTERCEPT_CR3_WRITE (16 + 3)
+#define INTERCEPT_CR4_WRITE (16 + 4)
+#define INTERCEPT_CR8_WRITE (16 + 8)
+
+#define INTERCEPT_DR0_READ 0
+#define INTERCEPT_DR1_READ 1
+#define INTERCEPT_DR2_READ 2
+#define INTERCEPT_DR3_READ 3
+#define INTERCEPT_DR4_READ 4
+#define INTERCEPT_DR5_READ 5
+#define INTERCEPT_DR6_READ 6
+#define INTERCEPT_DR7_READ 7
+#define INTERCEPT_DR0_WRITE (16 + 0)
+#define INTERCEPT_DR1_WRITE (16 + 1)
+#define INTERCEPT_DR2_WRITE (16 + 2)
+#define INTERCEPT_DR3_WRITE (16 + 3)
+#define INTERCEPT_DR4_WRITE (16 + 4)
+#define INTERCEPT_DR5_WRITE (16 + 5)
+#define INTERCEPT_DR6_WRITE (16 + 6)
+#define INTERCEPT_DR7_WRITE (16 + 7)
+
+#define SVM_EVTINJ_VEC_MASK 0xff
+
+#define SVM_EVTINJ_TYPE_SHIFT 8
+#define SVM_EVTINJ_TYPE_MASK (7 << SVM_EVTINJ_TYPE_SHIFT)
+
+#define SVM_EVTINJ_TYPE_INTR (0 << SVM_EVTINJ_TYPE_SHIFT)
+#define SVM_EVTINJ_TYPE_NMI (2 << SVM_EVTINJ_TYPE_SHIFT)
+#define SVM_EVTINJ_TYPE_EXEPT (3 << SVM_EVTINJ_TYPE_SHIFT)
+#define SVM_EVTINJ_TYPE_SOFT (4 << SVM_EVTINJ_TYPE_SHIFT)
+
+#define SVM_EVTINJ_VALID (1 << 31)
+#define SVM_EVTINJ_VALID_ERR (1 << 11)
+
+#define SVM_EXITINTINFO_VEC_MASK SVM_EVTINJ_VEC_MASK
+#define SVM_EXITINTINFO_TYPE_MASK SVM_EVTINJ_TYPE_MASK
+
+#define SVM_EXITINTINFO_TYPE_INTR SVM_EVTINJ_TYPE_INTR
+#define SVM_EXITINTINFO_TYPE_NMI SVM_EVTINJ_TYPE_NMI
+#define SVM_EXITINTINFO_TYPE_EXEPT SVM_EVTINJ_TYPE_EXEPT
+#define SVM_EXITINTINFO_TYPE_SOFT SVM_EVTINJ_TYPE_SOFT
+
+#define SVM_EXITINTINFO_VALID SVM_EVTINJ_VALID
+#define SVM_EXITINTINFO_VALID_ERR SVM_EVTINJ_VALID_ERR
+
+#define SVM_EXITINFOSHIFT_TS_REASON_IRET 36
+#define SVM_EXITINFOSHIFT_TS_REASON_JMP 38
+#define SVM_EXITINFOSHIFT_TS_HAS_ERROR_CODE 44
+
+#define SVM_EXITINFO_REG_MASK 0x0F
+
+#define SVM_CR0_SELECTIVE_MASK (X86_CR0_TS | X86_CR0_MP)
+
+#endif /* SELFTEST_KVM_SVM_H */
diff --git a/tools/testing/selftests/kvm/include/x86_64/svm_util.h b/tools/testing/selftests/kvm/include/x86_64/svm_util.h
new file mode 100644
index 000000000..b7531c83b
--- /dev/null
+++ b/tools/testing/selftests/kvm/include/x86_64/svm_util.h
@@ -0,0 +1,49 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * tools/testing/selftests/kvm/include/x86_64/svm_utils.h
+ * Header for nested SVM testing
+ *
+ * Copyright (C) 2020, Red Hat, Inc.
+ */
+
+#ifndef SELFTEST_KVM_SVM_UTILS_H
+#define SELFTEST_KVM_SVM_UTILS_H
+
+#include <stdint.h>
+#include "svm.h"
+#include "processor.h"
+
+#define CPUID_SVM_BIT 2
+#define CPUID_SVM BIT_ULL(CPUID_SVM_BIT)
+
+#define SVM_EXIT_VMMCALL 0x081
+
+struct svm_test_data {
+ /* VMCB */
+ struct vmcb *vmcb; /* gva */
+ void *vmcb_hva;
+ uint64_t vmcb_gpa;
+
+ /* host state-save area */
+ struct vmcb_save_area *save_area; /* gva */
+ void *save_area_hva;
+ uint64_t save_area_gpa;
+};
+
+struct svm_test_data *vcpu_alloc_svm(struct kvm_vm *vm, vm_vaddr_t *p_svm_gva);
+void generic_svm_setup(struct svm_test_data *svm, void *guest_rip, void *guest_rsp);
+void run_guest(struct vmcb *vmcb, uint64_t vmcb_gpa);
+bool nested_svm_supported(void);
+void nested_svm_check_supported(void);
+
+static inline bool cpu_has_svm(void)
+{
+ u32 eax = 0x80000001, ecx;
+
+ asm("cpuid" :
+ "=a" (eax), "=c" (ecx) : "0" (eax) : "ebx", "edx");
+
+ return ecx & CPUID_SVM;
+}
+
+#endif /* SELFTEST_KVM_SVM_UTILS_H */
diff --git a/tools/testing/selftests/kvm/include/x86_64/vmx.h b/tools/testing/selftests/kvm/include/x86_64/vmx.h
new file mode 100644
index 000000000..e78d7e26b
--- /dev/null
+++ b/tools/testing/selftests/kvm/include/x86_64/vmx.h
@@ -0,0 +1,625 @@
+/* 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 <stdint.h>
+#include "processor.h"
+
+#define CPUID_VMX_BIT 5
+
+#define CPUID_VMX (1 << 5)
+
+/*
+ * 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 EXIT_REASON_FAILED_VMENTRY 0x80000000
+#define EXIT_REASON_EXCEPTION_NMI 0
+#define EXIT_REASON_EXTERNAL_INTERRUPT 1
+#define EXIT_REASON_TRIPLE_FAULT 2
+#define EXIT_REASON_INTERRUPT_WINDOW 7
+#define EXIT_REASON_NMI_WINDOW 8
+#define EXIT_REASON_TASK_SWITCH 9
+#define EXIT_REASON_CPUID 10
+#define EXIT_REASON_HLT 12
+#define EXIT_REASON_INVD 13
+#define EXIT_REASON_INVLPG 14
+#define EXIT_REASON_RDPMC 15
+#define EXIT_REASON_RDTSC 16
+#define EXIT_REASON_VMCALL 18
+#define EXIT_REASON_VMCLEAR 19
+#define EXIT_REASON_VMLAUNCH 20
+#define EXIT_REASON_VMPTRLD 21
+#define EXIT_REASON_VMPTRST 22
+#define EXIT_REASON_VMREAD 23
+#define EXIT_REASON_VMRESUME 24
+#define EXIT_REASON_VMWRITE 25
+#define EXIT_REASON_VMOFF 26
+#define EXIT_REASON_VMON 27
+#define EXIT_REASON_CR_ACCESS 28
+#define EXIT_REASON_DR_ACCESS 29
+#define EXIT_REASON_IO_INSTRUCTION 30
+#define EXIT_REASON_MSR_READ 31
+#define EXIT_REASON_MSR_WRITE 32
+#define EXIT_REASON_INVALID_STATE 33
+#define EXIT_REASON_MWAIT_INSTRUCTION 36
+#define EXIT_REASON_MONITOR_INSTRUCTION 39
+#define EXIT_REASON_PAUSE_INSTRUCTION 40
+#define EXIT_REASON_MCE_DURING_VMENTRY 41
+#define EXIT_REASON_TPR_BELOW_THRESHOLD 43
+#define EXIT_REASON_APIC_ACCESS 44
+#define EXIT_REASON_EOI_INDUCED 45
+#define EXIT_REASON_EPT_VIOLATION 48
+#define EXIT_REASON_EPT_MISCONFIG 49
+#define EXIT_REASON_INVEPT 50
+#define EXIT_REASON_RDTSCP 51
+#define EXIT_REASON_PREEMPTION_TIMER 52
+#define EXIT_REASON_INVVPID 53
+#define EXIT_REASON_WBINVD 54
+#define EXIT_REASON_XSETBV 55
+#define EXIT_REASON_APIC_WRITE 56
+#define EXIT_REASON_INVPCID 58
+#define EXIT_REASON_PML_FULL 62
+#define EXIT_REASON_XSAVES 63
+#define EXIT_REASON_XRSTORS 64
+#define LAST_EXIT_REASON 64
+
+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,
+ 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)
+{
+ /* Currently, L1 destroys our GPRs during vmexits. */
+ __asm__ __volatile__("push %%rbp; vmcall; pop %%rbp" : : :
+ "rax", "rbx", "rcx", "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 *vp_assist_hva;
+ uint64_t vp_assist_gpa;
+ void *vp_assist;
+
+ void *enlightened_vmcs_hva;
+ uint64_t enlightened_vmcs_gpa;
+ void *enlightened_vmcs;
+
+ 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 nested_vmx_supported(void);
+void nested_vmx_check_supported(void);
+
+void nested_pg_map(struct vmx_pages *vmx, struct kvm_vm *vm,
+ uint64_t nested_paddr, uint64_t paddr, uint32_t eptp_memslot);
+void nested_map(struct vmx_pages *vmx, struct kvm_vm *vm,
+ uint64_t nested_paddr, uint64_t paddr, uint64_t size,
+ uint32_t eptp_memslot);
+void nested_map_memslot(struct vmx_pages *vmx, struct kvm_vm *vm,
+ uint32_t memslot, uint32_t eptp_memslot);
+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,
+ uint32_t eptp_memslot);
+
+#endif /* SELFTEST_KVM_VMX_H */
generated by cgit v1.2.3 (git 2.39.1) at 2024-08-26 06:25:14 +0000