diff options
Diffstat (limited to 'tools/testing/selftests/kvm/include/x86_64/svm.h')
-rw-r--r-- | tools/testing/selftests/kvm/include/x86_64/svm.h | 26 |
1 files changed, 25 insertions, 1 deletions
diff --git a/tools/testing/selftests/kvm/include/x86_64/svm.h b/tools/testing/selftests/kvm/include/x86_64/svm.h index c8343ff84f7f..4803e1056055 100644 --- a/tools/testing/selftests/kvm/include/x86_64/svm.h +++ b/tools/testing/selftests/kvm/include/x86_64/svm.h @@ -58,6 +58,27 @@ enum { INTERCEPT_RDPRU, }; +struct hv_vmcb_enlightenments { + struct __packed hv_enlightenments_control { + u32 nested_flush_hypercall:1; + u32 msr_bitmap:1; + u32 enlightened_npt_tlb: 1; + u32 reserved:29; + } __packed hv_enlightenments_control; + u32 hv_vp_id; + u64 hv_vm_id; + u64 partition_assist_page; + u64 reserved; +} __packed; + +/* + * Hyper-V uses the software reserved clean bit in VMCB + */ +#define HV_VMCB_NESTED_ENLIGHTENMENTS (1U << 31) + +/* Synthetic VM-Exit */ +#define HV_SVM_EXITCODE_ENL 0xf0000000 +#define HV_SVM_ENL_EXITCODE_TRAP_AFTER_FLUSH (1) struct __attribute__ ((__packed__)) vmcb_control_area { u32 intercept_cr; @@ -106,7 +127,10 @@ struct __attribute__ ((__packed__)) vmcb_control_area { * Offset 0x3e0, 32 bytes reserved * for use by hypervisor/software. */ - u8 reserved_sw[32]; + union { + struct hv_vmcb_enlightenments hv_enlightenments; + u8 reserved_sw[32]; + }; }; |