49 lines
1.1 KiB
Makefile
49 lines
1.1 KiB
Makefile
#
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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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# TPM hash algorithm
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TPM_HASH_ALG := sha256
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ifeq (${TPM_HASH_ALG}, sha512)
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MBEDTLS_MD_ID := MBEDTLS_MD_SHA512
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TPM_ALG_ID := TPM_ALG_SHA512
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TCG_DIGEST_SIZE := 64U
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else ifeq (${TPM_HASH_ALG}, sha384)
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MBEDTLS_MD_ID := MBEDTLS_MD_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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MBEDTLS_MD_ID := MBEDTLS_MD_SHA256
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TPM_ALG_ID := TPM_ALG_SHA256
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TCG_DIGEST_SIZE := 32U
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endif
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# Event Log length in bytes
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EVENT_LOG_SIZE := 1024
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# Set definitions for mbed TLS library and Measured Boot driver
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$(eval $(call add_defines,\
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$(sort \
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MBEDTLS_MD_ID \
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TPM_ALG_ID \
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TCG_DIGEST_SIZE \
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EVENT_LOG_SIZE \
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)))
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ifeq (${HASH_ALG}, sha256)
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ifneq (${TPM_HASH_ALG}, sha256)
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$(eval $(call add_define,MBEDTLS_SHA512_C))
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endif
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endif
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MEASURED_BOOT_SRC_DIR := drivers/measured_boot/
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MEASURED_BOOT_SOURCES := ${MEASURED_BOOT_SRC_DIR}measured_boot.c \
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${MEASURED_BOOT_SRC_DIR}event_log.c \
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${MEASURED_BOOT_SRC_DIR}event_print.c
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BL2_SOURCES += ${MEASURED_BOOT_SOURCES}
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