qemu/target/i386/sev_i386.h

89 lines
2.0 KiB
C

/*
* 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