blob: 7b1528248a5400d0983b340a5a99d6d48edfe2e9 [file] [log] [blame]
/*
* 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 I386_SEV_H
#define I386_SEV_H
#ifndef CONFIG_USER_ONLY
#include CONFIG_DEVICES /* CONFIG_SEV */
#endif
#include "exec/confidential-guest-support.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
typedef struct SevKernelLoaderContext {
char *setup_data;
size_t setup_size;
char *kernel_data;
size_t kernel_size;
char *initrd_data;
size_t initrd_size;
char *cmdline_data;
size_t cmdline_size;
} SevKernelLoaderContext;
#ifdef CONFIG_SEV
bool sev_enabled(void);
bool sev_es_enabled(void);
#else
#define sev_enabled() 0
#define sev_es_enabled() 0
#endif
extern uint32_t sev_get_cbit_position(void);
extern uint32_t sev_get_reduced_phys_bits(void);
extern bool sev_add_kernel_loader_hashes(SevKernelLoaderContext *ctx, Error **errp);
int sev_encrypt_flash(uint8_t *ptr, uint64_t len, Error **errp);
int sev_inject_launch_secret(const char *hdr, const char *secret,
uint64_t gpa, Error **errp);
int sev_es_save_reset_vector(void *flash_ptr, uint64_t flash_size);
void sev_es_set_reset_vector(CPUState *cpu);
int sev_kvm_init(ConfidentialGuestSupport *cgs, Error **errp);
#endif