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