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Diffstat (limited to 'arch/x86/include/uapi/asm/kvm.h')
-rw-r--r--arch/x86/include/uapi/asm/kvm.h72
1 files changed, 70 insertions, 2 deletions
diff --git a/arch/x86/include/uapi/asm/kvm.h b/arch/x86/include/uapi/asm/kvm.h
index ef11aa4cab42..a8debbf2f702 100644
--- a/arch/x86/include/uapi/asm/kvm.h
+++ b/arch/x86/include/uapi/asm/kvm.h
@@ -106,6 +106,7 @@ struct kvm_ioapic_state {
#define KVM_RUN_X86_SMM (1 << 0)
#define KVM_RUN_X86_BUS_LOCK (1 << 1)
+#define KVM_RUN_X86_GUEST_MODE (1 << 2)
/* for KVM_GET_REGS and KVM_SET_REGS */
struct kvm_regs {
@@ -438,6 +439,7 @@ struct kvm_sync_regs {
#define KVM_X86_QUIRK_MISC_ENABLE_NO_MWAIT (1 << 4)
#define KVM_X86_QUIRK_FIX_HYPERCALL_INSN (1 << 5)
#define KVM_X86_QUIRK_MWAIT_NEVER_UD_FAULTS (1 << 6)
+#define KVM_X86_QUIRK_SLOT_ZAP_ALL (1 << 7)
#define KVM_STATE_NESTED_FORMAT_VMX 0
#define KVM_STATE_NESTED_FORMAT_SVM 1
@@ -457,8 +459,13 @@ struct kvm_sync_regs {
#define KVM_STATE_VMX_PREEMPTION_TIMER_DEADLINE 0x00000001
-/* attributes for system fd (group 0) */
-#define KVM_X86_XCOMP_GUEST_SUPP 0
+/* vendor-independent attributes for system fd (group 0) */
+#define KVM_X86_GRP_SYSTEM 0
+# define KVM_X86_XCOMP_GUEST_SUPP 0
+
+/* vendor-specific groups and attributes for system fd */
+#define KVM_X86_GRP_SEV 1
+# define KVM_X86_SEV_VMSA_FEATURES 0
struct kvm_vmx_nested_state_data {
__u8 vmcs12[KVM_STATE_NESTED_VMX_VMCS_SIZE];
@@ -689,6 +696,14 @@ enum sev_cmd_id {
/* Guest Migration Extension */
KVM_SEV_SEND_CANCEL,
+ /* Second time is the charm; improved versions of the above ioctls. */
+ KVM_SEV_INIT2,
+
+ /* SNP-specific commands */
+ KVM_SEV_SNP_LAUNCH_START = 100,
+ KVM_SEV_SNP_LAUNCH_UPDATE,
+ KVM_SEV_SNP_LAUNCH_FINISH,
+
KVM_SEV_NR_MAX,
};
@@ -700,6 +715,14 @@ struct kvm_sev_cmd {
__u32 sev_fd;
};
+struct kvm_sev_init {
+ __u64 vmsa_features;
+ __u32 flags;
+ __u16 ghcb_version;
+ __u16 pad1;
+ __u32 pad2[8];
+};
+
struct kvm_sev_launch_start {
__u32 handle;
__u32 policy;
@@ -808,6 +831,48 @@ struct kvm_sev_receive_update_data {
__u32 pad2;
};
+struct kvm_sev_snp_launch_start {
+ __u64 policy;
+ __u8 gosvw[16];
+ __u16 flags;
+ __u8 pad0[6];
+ __u64 pad1[4];
+};
+
+/* Kept in sync with firmware values for simplicity. */
+#define KVM_SEV_SNP_PAGE_TYPE_NORMAL 0x1
+#define KVM_SEV_SNP_PAGE_TYPE_ZERO 0x3
+#define KVM_SEV_SNP_PAGE_TYPE_UNMEASURED 0x4
+#define KVM_SEV_SNP_PAGE_TYPE_SECRETS 0x5
+#define KVM_SEV_SNP_PAGE_TYPE_CPUID 0x6
+
+struct kvm_sev_snp_launch_update {
+ __u64 gfn_start;
+ __u64 uaddr;
+ __u64 len;
+ __u8 type;
+ __u8 pad0;
+ __u16 flags;
+ __u32 pad1;
+ __u64 pad2[4];
+};
+
+#define KVM_SEV_SNP_ID_BLOCK_SIZE 96
+#define KVM_SEV_SNP_ID_AUTH_SIZE 4096
+#define KVM_SEV_SNP_FINISH_DATA_SIZE 32
+
+struct kvm_sev_snp_launch_finish {
+ __u64 id_block_uaddr;
+ __u64 id_auth_uaddr;
+ __u8 id_block_en;
+ __u8 auth_key_en;
+ __u8 vcek_disabled;
+ __u8 host_data[KVM_SEV_SNP_FINISH_DATA_SIZE];
+ __u8 pad0[3];
+ __u16 flags;
+ __u64 pad1[4];
+};
+
#define KVM_X2APIC_API_USE_32BIT_IDS (1ULL << 0)
#define KVM_X2APIC_API_DISABLE_BROADCAST_QUIRK (1ULL << 1)
@@ -856,5 +921,8 @@ struct kvm_hyperv_eventfd {
#define KVM_X86_DEFAULT_VM 0
#define KVM_X86_SW_PROTECTED_VM 1
+#define KVM_X86_SEV_VM 2
+#define KVM_X86_SEV_ES_VM 3
+#define KVM_X86_SNP_VM 4
#endif /* _ASM_X86_KVM_H */