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[Qemu-devel] [PATCH v12 06/28] kvm: update kvm.h to include memory encry


From: Brijesh Singh
Subject: [Qemu-devel] [PATCH v12 06/28] kvm: update kvm.h to include memory encryption ioctls
Date: Thu, 8 Mar 2018 06:48:39 -0600

Updates kmv.h to include memory encryption ioctls and SEV commands.

Cc: Christian Borntraeger <address@hidden>
Cc: Cornelia Huck <address@hidden>
Cc: Paolo Bonzini <address@hidden>
Signed-off-by: Brijesh Singh <address@hidden>
---
 linux-headers/linux/kvm.h | 90 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 90 insertions(+)

diff --git a/linux-headers/linux/kvm.h b/linux-headers/linux/kvm.h
index d92c9b2f0ed2..aed22309950d 100644
--- a/linux-headers/linux/kvm.h
+++ b/linux-headers/linux/kvm.h
@@ -1362,6 +1362,96 @@ struct kvm_s390_ucas_mapping {
 /* Available with KVM_CAP_S390_CMMA_MIGRATION */
 #define KVM_S390_GET_CMMA_BITS      _IOWR(KVMIO, 0xb8, struct 
kvm_s390_cmma_log)
 #define KVM_S390_SET_CMMA_BITS      _IOW(KVMIO, 0xb9, struct kvm_s390_cmma_log)
+/* Memory Encryption Commands */
+#define KVM_MEMORY_ENCRYPT_OP      _IOWR(KVMIO, 0xba, unsigned long)
+
+struct kvm_enc_region {
+       __u64 addr;
+       __u64 size;
+};
+
+#define KVM_MEMORY_ENCRYPT_REG_REGION    _IOR(KVMIO, 0xbb, struct 
kvm_enc_region)
+#define KVM_MEMORY_ENCRYPT_UNREG_REGION  _IOR(KVMIO, 0xbc, struct 
kvm_enc_region)
+
+/* Secure Encrypted Virtualization command */
+enum sev_cmd_id {
+       /* Guest initialization commands */
+       KVM_SEV_INIT = 0,
+       KVM_SEV_ES_INIT,
+       /* Guest launch commands */
+       KVM_SEV_LAUNCH_START,
+       KVM_SEV_LAUNCH_UPDATE_DATA,
+       KVM_SEV_LAUNCH_UPDATE_VMSA,
+       KVM_SEV_LAUNCH_SECRET,
+       KVM_SEV_LAUNCH_MEASURE,
+       KVM_SEV_LAUNCH_FINISH,
+       /* Guest migration commands (outgoing) */
+       KVM_SEV_SEND_START,
+       KVM_SEV_SEND_UPDATE_DATA,
+       KVM_SEV_SEND_UPDATE_VMSA,
+       KVM_SEV_SEND_FINISH,
+       /* Guest migration commands (incoming) */
+       KVM_SEV_RECEIVE_START,
+       KVM_SEV_RECEIVE_UPDATE_DATA,
+       KVM_SEV_RECEIVE_UPDATE_VMSA,
+       KVM_SEV_RECEIVE_FINISH,
+       /* Guest status and debug commands */
+       KVM_SEV_GUEST_STATUS,
+       KVM_SEV_DBG_DECRYPT,
+       KVM_SEV_DBG_ENCRYPT,
+       /* Guest certificates commands */
+       KVM_SEV_CERT_EXPORT,
+
+       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_uaddr;
+       __u32 dh_len;
+       __u64 session_uaddr;
+       __u32 session_len;
+};
+
+struct kvm_sev_launch_update_data {
+       __u64 uaddr;
+       __u32 len;
+};
+
+
+struct kvm_sev_launch_secret {
+       __u64 hdr_uaddr;
+       __u32 hdr_len;
+       __u64 guest_uaddr;
+       __u32 guest_len;
+       __u64 trans_uaddr;
+       __u32 trans_len;
+};
+
+struct kvm_sev_launch_measure {
+       __u64 uaddr;
+       __u32 len;
+};
+
+struct kvm_sev_guest_status {
+       __u32 handle;
+       __u32 policy;
+       __u32 state;
+};
+
+struct kvm_sev_dbg {
+       __u64 src_uaddr;
+       __u64 dst_uaddr;
+       __u32 len;
+};
 
 #define KVM_DEV_ASSIGN_ENABLE_IOMMU    (1 << 0)
 #define KVM_DEV_ASSIGN_PCI_2_3         (1 << 1)
-- 
2.14.3




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