diff options
Diffstat (limited to 'drivers/measured_boot/event_log/event_log.mk')
| -rw-r--r-- | drivers/measured_boot/event_log/event_log.mk | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/drivers/measured_boot/event_log/event_log.mk b/drivers/measured_boot/event_log/event_log.mk new file mode 100644 index 0000000..5ea4c55 --- /dev/null +++ b/drivers/measured_boot/event_log/event_log.mk @@ -0,0 +1,41 @@ +# +# 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 |