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