acrn-hypervisor/hypervisor/include/arch/x86/hob_parse.h

47 lines
1.0 KiB
C

/*
* Copyright (C) 2018 Intel Corporation. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#ifndef HOB_PARSE_H_
#define HOB_PARSE_H_
#define SEED_ENTRY_TYPE_SVNSEED 0x1U
#define SEED_ENTRY_TYPE_RPMBSEED 0x2U
#define SEED_ENTRY_USAGE_USEED 0x1U
#define SEED_ENTRY_USAGE_DSEED 0x2U
struct seed_list_hob {
uint8_t revision;
uint8_t reserved0[3];
uint32_t buffer_size;
uint8_t total_seed_count;
uint8_t reserved1[3];
};
struct seed_entry {
/* SVN based seed or RPMB seed or attestation key_box */
uint8_t type;
/* For SVN seed: useed or dseed
* For RPMB seed: serial number based or not
*/
uint8_t usage;
/* index for the same type and usage seed */
uint8_t index;
uint8_t reserved;
/* reserved for future use */
uint16_t flags;
/* Total size of this seed entry */
uint16_t seed_entry_size;
/* SVN seed: struct seed_info
* RPMB seed: uint8_t rpmb_key[key_len]
*/
uint8_t seed[0];
};
void parse_seed_list(struct seed_list_hob *seed_hob);
#endif /* HOB_PARSE_H_ */