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/* SPDX-License-Identifier: GPL-2.0
*
* Copyright (C) 2020 Intel Corporation <www.intel.com>
*
*/
#ifndef _SECURE_VAB_H_
#define _SECURE_VAB_H_
#include <linux/sizes.h>
#include <linux/stddef.h>
#include <u-boot/sha512.h>
#define VAB_DATA_SZ 64
#define SDM_CERT_MAGIC_NUM 0x25D04E7F
#define FCS_HPS_VAB_MAGIC_NUM 0xD0564142
#define MAX_CERT_SIZE (SZ_4K)
/*
* struct fcs_hps_vab_certificate_data
* @vab_cert_magic_num: VAB Certificate Magic Word (0xD0564142)
* @flags: TBD
* @fcs_data: Data words being certificate signed.
* @cert_sign_keychain: Certificate Signing Keychain
*/
struct fcs_hps_vab_certificate_data {
u32 vab_cert_magic_num; /* offset 0x10 */
u32 flags;
u8 rsvd0_1[8];
u8 fcs_sha384[SHA384_SUM_LEN]; /* offset 0x20 */
};
/*
* struct fcs_hps_vab_certificate_header
* @cert_magic_num: Certificate Magic Word (0x25D04E7F)
* @cert_data_sz: size of this certificate header (0x80)
* Includes magic number all the way to the certificate
* signing keychain (excludes cert. signing keychain)
* @cert_ver: Certificate Version
* @cert_type: Certificate Type
* @data: VAB HPS Image Certificate data
*/
struct fcs_hps_vab_certificate_header {
u32 cert_magic_num; /* offset 0 */
u32 cert_data_sz;
u32 cert_ver;
u32 cert_type;
struct fcs_hps_vab_certificate_data d; /* offset 0x10 */
/* keychain starts at offset 0x50 */
};
#define VAB_CERT_HEADER_SIZE sizeof(struct fcs_hps_vab_certificate_header)
#define VAB_CERT_MAGIC_OFFSET offsetof \
(struct fcs_hps_vab_certificate_header, d)
#define VAB_CERT_FIT_SHA384_OFFSET offsetof \
(struct fcs_hps_vab_certificate_data, \
fcs_sha384[0])
int socfpga_vendor_authentication(void **p_image, size_t *p_size);
#endif /* _SECURE_VAB_H_ */
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