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- #
- # Copyright (c) 2020-2022, Arm Limited. All rights reserved.
- #
- # SPDX-License-Identifier: BSD-3-Clause
- #
- # Default log level to dump the event log (LOG_LEVEL_INFO)
- EVENT_LOG_LEVEL ?= 40
- # Measured Boot hash algorithm.
- # SHA-256 (or stronger) is required for all devices that are TPM 2.0 compliant.
- ifdef TPM_HASH_ALG
- $(warning "TPM_HASH_ALG is deprecated. Please use MBOOT_EL_HASH_ALG instead.")
- MBOOT_EL_HASH_ALG := ${TPM_HASH_ALG}
- else
- MBOOT_EL_HASH_ALG := sha256
- endif
- ifeq (${MBOOT_EL_HASH_ALG}, sha512)
- TPM_ALG_ID := TPM_ALG_SHA512
- TCG_DIGEST_SIZE := 64U
- else ifeq (${MBOOT_EL_HASH_ALG}, sha384)
- TPM_ALG_ID := TPM_ALG_SHA384
- TCG_DIGEST_SIZE := 48U
- else
- TPM_ALG_ID := TPM_ALG_SHA256
- TCG_DIGEST_SIZE := 32U
- endif #MBOOT_EL_HASH_ALG
- # Set definitions for Measured Boot driver.
- $(eval $(call add_defines,\
- $(sort \
- TPM_ALG_ID \
- TCG_DIGEST_SIZE \
- EVENT_LOG_LEVEL \
- )))
- EVENT_LOG_SRC_DIR := drivers/measured_boot/event_log/
- EVENT_LOG_SOURCES := ${EVENT_LOG_SRC_DIR}event_log.c \
- ${EVENT_LOG_SRC_DIR}event_print.c
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