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29 lines
689 B
29 lines
689 B
#
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# Copyright (c) 2024, 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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# Hash algorithm for DICE Protection Environment
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# SHA-256 (or stronger) is required.
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DPE_HASH_ALG := sha256
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ifeq (${DPE_HASH_ALG}, sha512)
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DPE_ALG_ID := DPE_ALG_SHA512
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DPE_DIGEST_SIZE := 64U
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else ifeq (${DPE_HASH_ALG}, sha384)
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DPE_ALG_ID := DPE_ALG_SHA384
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DPE_DIGEST_SIZE := 48U
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else
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DPE_ALG_ID := DPE_ALG_SHA256
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DPE_DIGEST_SIZE := 32U
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endif #DPE_HASH_ALG
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# Set definitions for DICE Protection Environment
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$(eval $(call add_defines,\
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$(sort \
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DPE_ALG_ID \
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DPE_DIGEST_SIZE \
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)))
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DPE_SOURCES += drivers/measured_boot/rse/dice_prot_env.c
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