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Diffstat (limited to 'make_helpers/tbbr/tbbr_tools.mk')
| -rw-r--r-- | make_helpers/tbbr/tbbr_tools.mk | 128 |
1 files changed, 128 insertions, 0 deletions
diff --git a/make_helpers/tbbr/tbbr_tools.mk b/make_helpers/tbbr/tbbr_tools.mk new file mode 100644 index 00000000..712fa6f6 --- /dev/null +++ b/make_helpers/tbbr/tbbr_tools.mk @@ -0,0 +1,128 @@ +# +# Copyright (c) 2015-2017, ARM Limited and Contributors. All rights reserved. +# +# SPDX-License-Identifier: BSD-3-Clause +# + +# This file defines the keys and certificates that must be created to establish +# a Chain of Trust following the TBBR document. These definitions include the +# command line options passed to the cert_create and fiptool commands. +# +# Expected environment: +# +# BUILD_PLAT: output directory +# NEED_BL32: indicates whether BL32 is needed by the platform +# BL2: image filename (optional). Default is IMG_BIN(2) (see macro IMG_BIN) +# SCP_BL2: image filename (optional). Default is IMG_BIN(30) +# BL31: image filename (optional). Default is IMG_BIN(31) +# BL32: image filename (optional). Default is IMG_BIN(32) +# BL33: image filename (optional). Default is IMG_BIN(33) +# +# Build options added by this file: +# +# KEY_ALG +# ROT_KEY +# TRUSTED_WORLD_KEY +# NON_TRUSTED_WORLD_KEY +# SCP_BL2_KEY +# BL31_KEY +# BL32_KEY +# BL33_KEY +# + +# Certificate generation tool default parameters +TRUSTED_KEY_CERT := ${BUILD_PLAT}/trusted_key.crt +FWU_CERT := ${BUILD_PLAT}/fwu_cert.crt + +# Default non-volatile counter values (overridable by the platform) +TFW_NVCTR_VAL ?= 0 +NTFW_NVCTR_VAL ?= 0 + +# Pass the non-volatile counters to the cert_create tool +$(eval $(call CERT_ADD_CMD_OPT,${TFW_NVCTR_VAL},--tfw-nvctr)) +$(eval $(call CERT_ADD_CMD_OPT,${NTFW_NVCTR_VAL},--ntfw-nvctr)) + +# Add Trusted Key certificate to the fiptool and cert_create command line options +$(eval $(call FIP_ADD_PAYLOAD,${TRUSTED_KEY_CERT},--trusted-key-cert)) +$(eval $(call CERT_ADD_CMD_OPT,${TRUSTED_KEY_CERT},--trusted-key-cert)) + +# Add fwu certificate to the fiptool and cert_create command line options +$(eval $(call FWU_FIP_ADD_PAYLOAD,${FWU_CERT},--fwu-cert)) +$(eval $(call FWU_CERT_ADD_CMD_OPT,${FWU_CERT},--fwu-cert)) + +# Add the keys to the cert_create command line options (private keys are NOT +# packed in the FIP). Developers can use their own keys by specifying the proper +# build option in the command line when building the Trusted Firmware +$(if ${KEY_ALG},$(eval $(call CERT_ADD_CMD_OPT,${KEY_ALG},--key-alg))) +$(if ${ROT_KEY},$(eval $(call CERT_ADD_CMD_OPT,${ROT_KEY},--rot-key))) +$(if ${ROT_KEY},$(eval $(call FWU_CERT_ADD_CMD_OPT,${ROT_KEY},--rot-key))) +$(if ${TRUSTED_WORLD_KEY},$(eval $(call CERT_ADD_CMD_OPT,${TRUSTED_WORLD_KEY},--trusted-world-key))) +$(if ${NON_TRUSTED_WORLD_KEY},$(eval $(call CERT_ADD_CMD_OPT,${NON_TRUSTED_WORLD_KEY},--non-trusted-world-key))) + +# Add the BL2 CoT (image cert + image) +$(if ${BL2},$(eval $(call CERT_ADD_CMD_OPT,${BL2},--tb-fw,true)),\ + $(eval $(call CERT_ADD_CMD_OPT,$(call IMG_BIN,2),--tb-fw,true))) +$(eval $(call CERT_ADD_CMD_OPT,${BUILD_PLAT}/tb_fw.crt,--tb-fw-cert)) +$(eval $(call FIP_ADD_PAYLOAD,${BUILD_PLAT}/tb_fw.crt,--tb-fw-cert)) + +# Add the SCP_BL2 CoT (key cert + img cert + image) +ifneq (${SCP_BL2},) + $(eval $(call CERT_ADD_CMD_OPT,${SCP_BL2},--scp-fw,true)) + $(if ${SCP_BL2_KEY},$(eval $(call CERT_ADD_CMD_OPT,${SCP_BL2_KEY},--scp-fw-key))) + $(eval $(call CERT_ADD_CMD_OPT,${BUILD_PLAT}/scp_fw_content.crt,--scp-fw-cert)) + $(eval $(call CERT_ADD_CMD_OPT,${BUILD_PLAT}/scp_fw_key.crt,--scp-fw-key-cert)) + $(eval $(call FIP_ADD_PAYLOAD,${BUILD_PLAT}/scp_fw_content.crt,--scp-fw-cert)) + $(eval $(call FIP_ADD_PAYLOAD,${BUILD_PLAT}/scp_fw_key.crt,--scp-fw-key-cert)) +endif + +ifeq (${ARCH},aarch64) +# Add the BL31 CoT (key cert + img cert + image) +$(if ${BL31},$(eval $(call CERT_ADD_CMD_OPT,${BL31},--soc-fw,true)),\ + $(eval $(call CERT_ADD_CMD_OPT,$(call IMG_BIN,31),--soc-fw,true))) +$(if ${BL31_KEY},$(eval $(call CERT_ADD_CMD_OPT,${BL31_KEY},--soc-fw-key))) +$(eval $(call CERT_ADD_CMD_OPT,${BUILD_PLAT}/soc_fw_content.crt,--soc-fw-cert)) +$(eval $(call CERT_ADD_CMD_OPT,${BUILD_PLAT}/soc_fw_key.crt,--soc-fw-key-cert)) +$(eval $(call FIP_ADD_PAYLOAD,${BUILD_PLAT}/soc_fw_content.crt,--soc-fw-cert)) +$(eval $(call FIP_ADD_PAYLOAD,${BUILD_PLAT}/soc_fw_key.crt,--soc-fw-key-cert)) +endif + +# Add the BL32 CoT (key cert + img cert + image) +ifeq (${NEED_BL32},yes) + $(if ${BL32},$(eval $(call CERT_ADD_CMD_OPT,${BL32},--tos-fw,true)),\ + $(if ${BL32_SOURCES},$(eval $(call CERT_ADD_CMD_OPT,$(call IMG_BIN,32),--tos-fw,true)))) + $(if ${BL32_KEY},$(eval $(call CERT_ADD_CMD_OPT,${BL32_KEY},--tos-fw-key))) + $(eval $(call CERT_ADD_CMD_OPT,${BUILD_PLAT}/tos_fw_content.crt,--tos-fw-cert)) + $(eval $(call CERT_ADD_CMD_OPT,${BUILD_PLAT}/tos_fw_key.crt,--tos-fw-key-cert)) + $(eval $(call FIP_ADD_PAYLOAD,${BUILD_PLAT}/tos_fw_content.crt,--tos-fw-cert)) + $(eval $(call FIP_ADD_PAYLOAD,${BUILD_PLAT}/tos_fw_key.crt,--tos-fw-key-cert)) +ifneq (${BL32_EXTRA1},) + $(eval $(call CERT_ADD_CMD_OPT,${BL32_EXTRA1},--tos-fw-extra1,true)) +endif +ifneq (${BL32_EXTRA2},) + $(eval $(call CERT_ADD_CMD_OPT,${BL32_EXTRA2},--tos-fw-extra2,true)) +endif +endif + +# Add the BL33 CoT (key cert + img cert + image) +ifneq (${BL33},) + $(eval $(call CERT_ADD_CMD_OPT,${BL33},--nt-fw,true)) + $(if ${BL33_KEY},$(eval $(call CERT_ADD_CMD_OPT,${BL33_KEY},--nt-fw-key))) + $(eval $(call CERT_ADD_CMD_OPT,${BUILD_PLAT}/nt_fw_content.crt,--nt-fw-cert)) + $(eval $(call CERT_ADD_CMD_OPT,${BUILD_PLAT}/nt_fw_key.crt,--nt-fw-key-cert)) + $(eval $(call FIP_ADD_PAYLOAD,${BUILD_PLAT}/nt_fw_content.crt,--nt-fw-cert)) + $(eval $(call FIP_ADD_PAYLOAD,${BUILD_PLAT}/nt_fw_key.crt,--nt-fw-key-cert)) +endif + +# Add the BL2U image +$(if ${BL2U},$(eval $(call FWU_CERT_ADD_CMD_OPT,${BL2U},--ap-fwu-cfg,true)),\ + $(eval $(call FWU_CERT_ADD_CMD_OPT,$(call IMG_BIN,2u),--ap-fwu-cfg,true))) + +# Add the SCP_BL2U image +ifneq (${SCP_BL2U},) + $(eval $(call FWU_CERT_ADD_CMD_OPT,${SCP_BL2U},--scp-fwu-cfg,true)) +endif + +# Add the NS_BL2U image +ifneq (${NS_BL2U},) + $(eval $(call FWU_CERT_ADD_CMD_OPT,${NS_BL2U},--fwu,true)) +endif |