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diff --git a/target/i386/sev_i386.h b/target/i386/sev_i386.h
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+/*
+ * QEMU Secure Encrypted Virutualization (SEV) support
+ *
+ * Copyright: Advanced Micro Devices, 2016-2018
+ *
+ * Authors:
+ *  Brijesh Singh <brijesh.singh@amd.com>
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2 or later.
+ * See the COPYING file in the top-level directory.
+ *
+ */
+
+#ifndef QEMU_SEV_I386_H
+#define QEMU_SEV_I386_H
+
+#include "qom/object.h"
+#include "qapi/error.h"
+#include "sysemu/kvm.h"
+#include "sysemu/sev.h"
+#include "qemu/error-report.h"
+#include "qapi/qapi-commands-misc.h"
+
+#define SEV_POLICY_NODBG        0x1
+#define SEV_POLICY_NOKS         0x2
+#define SEV_POLICY_ES           0x4
+#define SEV_POLICY_NOSEND       0x8
+#define SEV_POLICY_DOMAIN       0x10
+#define SEV_POLICY_SEV          0x20
+
+#define TYPE_QSEV_GUEST_INFO "sev-guest"
+#define QSEV_GUEST_INFO(obj)                  \
+    OBJECT_CHECK(QSevGuestInfo, (obj), TYPE_QSEV_GUEST_INFO)
+
+extern bool sev_enabled(void);
+extern uint64_t sev_get_me_mask(void);
+extern SevInfo *sev_get_info(void);
+extern uint32_t sev_get_cbit_position(void);
+extern uint32_t sev_get_reduced_phys_bits(void);
+extern char *sev_get_launch_measurement(void);
+extern SevCapability *sev_get_capabilities(void);
+
+typedef struct QSevGuestInfo QSevGuestInfo;
+typedef struct QSevGuestInfoClass QSevGuestInfoClass;
+
+/**
+ * QSevGuestInfo:
+ *
+ * The QSevGuestInfo object is used for creating a SEV guest.
+ *
+ * # $QEMU \
+ *         -object sev-guest,id=sev0 \
+ *         -machine ...,memory-encryption=sev0
+ */
+struct QSevGuestInfo {
+    Object parent_obj;
+
+    char *sev_device;
+    uint32_t policy;
+    uint32_t handle;
+    char *dh_cert_file;
+    char *session_file;
+    uint32_t cbitpos;
+    uint32_t reduced_phys_bits;
+};
+
+struct QSevGuestInfoClass {
+    ObjectClass parent_class;
+};
+
+struct SEVState {
+    QSevGuestInfo *sev_info;
+    uint8_t api_major;
+    uint8_t api_minor;
+    uint8_t build_id;
+    uint32_t policy;
+    uint64_t me_mask;
+    uint32_t cbitpos;
+    uint32_t reduced_phys_bits;
+    uint32_t handle;
+    int sev_fd;
+    SevState state;
+    gchar *measurement;
+};
+
+typedef struct SEVState SEVState;
+
+#endif