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/*
* Copyright (c) 2020, Arm Limited. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#ifndef EVENT_LOG_H
#define EVENT_LOG_H
#include <stdint.h>
#include <common/debug.h>
#include <drivers/measured_boot/tcg.h>
/*
* Set Event Log debug level to one of:
*
* LOG_LEVEL_ERROR
* LOG_LEVEL_INFO
* LOG_LEVEL_WARNING
* LOG_LEVEL_VERBOSE
*/
#if EVENT_LOG_LEVEL == LOG_LEVEL_ERROR
#define LOG_EVENT ERROR
#elif EVENT_LOG_LEVEL == LOG_LEVEL_NOTICE
#define LOG_EVENT NOTICE
#elif EVENT_LOG_LEVEL == LOG_LEVEL_WARNING
#define LOG_EVENT WARN
#elif EVENT_LOG_LEVEL == LOG_LEVEL_INFO
#define LOG_EVENT INFO
#elif EVENT_LOG_LEVEL == LOG_LEVEL_VERBOSE
#define LOG_EVENT VERBOSE
#else
#error "Not supported EVENT_LOG_LEVEL"
#endif
/* Number of hashing algorithms supported */
#define HASH_ALG_COUNT 1U
#define INVALID_ID MAX_NUMBER_IDS
#define MEMBER_SIZE(type, member) sizeof(((type *)0)->member)
#define BL2_STRING "BL_2"
#define BL31_STRING "BL_31"
#define BL32_STRING "BL_32"
#define BL32_EXTRA1_IMAGE_STRING "BL32_EXTRA1_IMAGE"
#define BL32_EXTRA2_IMAGE_STRING "BL32_EXTRA2_IMAGE"
#define BL33_STRING "BL_33"
#define GPT_IMAGE_STRING "GPT"
#define HW_CONFIG_STRING "HW_CONFIG"
#define NT_FW_CONFIG_STRING "NT_FW_CONFIG"
#define SCP_BL2_IMAGE_STRING "SCP_BL2_IMAGE"
#define SOC_FW_CONFIG_STRING "SOC_FW_CONFIG"
#define STM32_IMAGE_STRING "STM32"
#define TOS_FW_CONFIG_STRING "TOS_FW_CONFIG"
typedef struct {
unsigned int id;
const char *name;
unsigned int pcr;
} image_data_t;
typedef struct {
const image_data_t *images_data;
int (*set_nt_fw_info)(uintptr_t config_base,
#ifdef SPD_opteed
uintptr_t log_addr,
#endif
size_t log_size, uintptr_t *ns_log_addr);
int (*set_tos_fw_info)(uintptr_t config_base, uintptr_t log_addr,
size_t log_size);
} measured_boot_data_t;
#define ID_EVENT_SIZE (sizeof(id_event_headers_t) + \
(sizeof(id_event_algorithm_size_t) * HASH_ALG_COUNT) + \
sizeof(id_event_struct_data_t))
#define LOC_EVENT_SIZE (sizeof(event2_header_t) + \
sizeof(tpmt_ha) + TCG_DIGEST_SIZE + \
sizeof(event2_data_t) + \
sizeof(startup_locality_event_t))
#define LOG_MIN_SIZE (ID_EVENT_SIZE + LOC_EVENT_SIZE)
#define EVENT2_HDR_SIZE (sizeof(event2_header_t) + \
sizeof(tpmt_ha) + TCG_DIGEST_SIZE + \
sizeof(event2_data_t))
/* Functions' declarations */
void event_log_init(void);
int event_log_finalise(uint8_t **log_addr, size_t *log_size);
void dump_event_log(uint8_t *log_addr, size_t log_size);
const measured_boot_data_t *plat_get_measured_boot_data(void);
int tpm_record_measurement(uintptr_t data_base, uint32_t data_size,
uint32_t data_id);
#endif /* EVENT_LOG_H */