[Qemu-devel] [RFC PATCH v4 01/20] kvm: update kvm.h header file

[Brijesh Singh]

Updates kmv.h to include memory encryption ioctls and SEV command structure
introduced in KVM RFC [1]

[1] http://marc.info/?l=linux-mm&m=148846752931115&w=2

Signed-off-by: Brijesh Singh <address@hidden>
---
 linux-headers/linux/kvm.h |  100 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 100 insertions(+)

diff --git a/linux-headers/linux/kvm.h b/linux-headers/linux/kvm.h
index 4e082a8..1050f53 100644
--- a/linux-headers/linux/kvm.h
+++ b/linux-headers/linux/kvm.h
@@ -1300,6 +1300,106 @@ struct kvm_s390_ucas_mapping {
 #define KVM_S390_GET_IRQ_STATE   _IOW(KVMIO, 0xb6, struct kvm_s390_irq_state)
 /* Available with KVM_CAP_X86_SMM */
 #define KVM_SMI                   _IO(KVMIO,   0xb7)
+/* Memory Encryption Commands */
+#define KVM_MEMORY_ENCRYPT_OP    _IOWR(KVMIO, 0xb8, unsigned long)
+
+/* Secure Encrypted Virtualization mode */
+enum sev_cmd_id {
+       /* Guest launch commands */
+       KVM_SEV_LAUNCH_START = 0,
+       KVM_SEV_LAUNCH_UPDATE_DATA,
+       KVM_SEV_LAUNCH_MEASURE,
+       KVM_SEV_LAUNCH_FINISH,
+       /* Guest migration commands (outgoing) */
+       KVM_SEV_SEND_START,
+       KVM_SEV_SEND_UPDATE_DATA,
+       KVM_SEV_SEND_FINISH,
+       /* Guest migration commands (incoming) */
+       KVM_SEV_RECEIVE_START,
+       KVM_SEV_RECEIVE_UPDATE_DATA,
+       KVM_SEV_RECEIVE_FINISH,
+       /* Guest status and debug commands */
+       KVM_SEV_GUEST_STATUS,
+       KVM_SEV_DBG_DECRYPT,
+       KVM_SEV_DBG_ENCRYPT,
+
+       KVM_SEV_NR_MAX,
+};
+
+struct kvm_sev_cmd {
+       __u32 id;
+       __u64 data;
+       __u32 error;
+       __u32 sev_fd;
+};
+
+struct kvm_sev_launch_start {
+       __u32 handle;
+       __u32 policy;
+       __u64 dh_cert_data;
+       __u32 dh_cert_length;
+       __u64 session_data;
+       __u32 session_length;
+};
+
+struct kvm_sev_launch_update_data {
+       __u64 address;
+       __u32 length;
+};
+
+struct kvm_sev_launch_measure {
+       __u64 address;
+       __u32 length;
+};
+
+struct kvm_sev_send_start {
+       __u64 pdh_cert_data;
+       __u32 pdh_cert_length;
+       __u64 plat_cert_data;
+       __u32 plat_cert_length;
+       __u64 amd_cert_data;
+       __u32 amd_cert_length;
+       __u64 session_data;
+       __u32 session_length;
+};
+
+struct kvm_sev_send_update_data {
+       __u64 hdr_data;
+       __u32 hdr_length;
+       __u64 guest_address;
+       __u32 guest_length;
+       __u64 host_address;
+       __u32 host_length;
+};
+
+struct kvm_sev_receive_start {
+       __u32 handle;
+       __u64 pdh_cert_data;
+       __u32 pdh_cert_length;
+       __u64 session_data;
+       __u32 session_length;
+};
+
+struct kvm_sev_receive_update_data {
+       __u64 hdr_data;
+       __u32 hdr_length;
+       __u64 guest_address;
+       __u32 guest_length;
+       __u64 host_address;
+       __u32 host_length;
+};
+
+struct kvm_sev_guest_status {
+       __u32 handle;
+       __u32 policy;
+       __u32 state;
+};
+
+struct kvm_sev_dbg {
+       __u64 src_addr;
+       __u64 dst_addr;
+       __u32 length;
+};
 
 #define KVM_DEV_ASSIGN_ENABLE_IOMMU    (1 << 0)
 #define KVM_DEV_ASSIGN_PCI_2_3         (1 << 1)