diff options
Diffstat (limited to 'arch/x86/kvm/svm/svm.h')
| -rw-r--r-- | arch/x86/kvm/svm/svm.h | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/arch/x86/kvm/svm/svm.h b/arch/x86/kvm/svm/svm.h index 89bcb26977e5..546f8d05e81e 100644 --- a/arch/x86/kvm/svm/svm.h +++ b/arch/x86/kvm/svm/svm.h @@ -514,9 +514,26 @@ void svm_vcpu_unblocking(struct kvm_vcpu *vcpu); /* sev.c */ +#define GHCB_VERSION_MAX 1ULL +#define GHCB_VERSION_MIN 1ULL + #define GHCB_MSR_INFO_POS 0 #define GHCB_MSR_INFO_MASK (BIT_ULL(12) - 1) +#define GHCB_MSR_SEV_INFO_RESP 0x001 +#define GHCB_MSR_SEV_INFO_REQ 0x002 +#define GHCB_MSR_VER_MAX_POS 48 +#define GHCB_MSR_VER_MAX_MASK 0xffff +#define GHCB_MSR_VER_MIN_POS 32 +#define GHCB_MSR_VER_MIN_MASK 0xffff +#define GHCB_MSR_CBIT_POS 24 +#define GHCB_MSR_CBIT_MASK 0xff +#define GHCB_MSR_SEV_INFO(_max, _min, _cbit) \ + ((((_max) & GHCB_MSR_VER_MAX_MASK) << GHCB_MSR_VER_MAX_POS) | \ + (((_min) & GHCB_MSR_VER_MIN_MASK) << GHCB_MSR_VER_MIN_POS) | \ + (((_cbit) & GHCB_MSR_CBIT_MASK) << GHCB_MSR_CBIT_POS) | \ + GHCB_MSR_SEV_INFO_RESP) + extern unsigned int max_sev_asid; static inline bool svm_sev_enabled(void) |