355 lines
11 KiB
CMake
355 lines
11 KiB
CMake
# CMakeLists.txt for building mcuboot as a Zephyr project
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#
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# Copyright (c) 2017 Open Source Foundries Limited
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#
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# SPDX-License-Identifier: Apache-2.0
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cmake_minimum_required(VERSION 3.13.1)
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# Add a common dts overlay necessary to ensure mcuboot is linked into,
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# and fits inside, the boot partition. (If the user specified a
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# DTC_OVERLAY_FILE on the CMake command line, we need to append onto
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# the list).
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if(DTC_OVERLAY_FILE)
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set(DTC_OVERLAY_FILE
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"${DTC_OVERLAY_FILE} ${CMAKE_CURRENT_LIST_DIR}/dts.overlay"
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CACHE STRING "" FORCE
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)
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else()
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set(DTC_OVERLAY_FILE ${CMAKE_CURRENT_LIST_DIR}/dts.overlay)
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endif()
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# Enable Zephyr runner options which request mass erase if so
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# configured.
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#
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# Note that this also disables the default "leave" option when
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# targeting STM32 DfuSe devices with dfu-util, making the chip stay in
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# the bootloader after flashing.
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#
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# That's the right thing, because mcuboot has nothing to do since the
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# chip was just erased. The next thing the user is going to want to do
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# is flash the application. (Developers can reset DfuSE devices
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# manually to test mcuboot behavior on an otherwise erased flash
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# device.)
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macro(app_set_runner_args)
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if(CONFIG_ZEPHYR_TRY_MASS_ERASE)
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board_runner_args(dfu-util "--dfuse-modifiers=force:mass-erase")
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board_runner_args(pyocd "--flash-opt=-e=chip")
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board_runner_args(nrfjprog "--erase")
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endif()
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endmacro()
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# find_package(Zephyr) in order to load application boilerplate:
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# http://docs.zephyrproject.org/application/application.html
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find_package(Zephyr REQUIRED HINTS $ENV{ZEPHYR_BASE})
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project(NONE)
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# Path to "boot" subdirectory of repository root.
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get_filename_component(BOOT_DIR ${APPLICATION_SOURCE_DIR} DIRECTORY)
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# Path to top-level repository root directory.
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get_filename_component(MCUBOOT_DIR ${BOOT_DIR} DIRECTORY)
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# Path to tinycrypt library source subdirectory of MCUBOOT_DIR.
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set(TINYCRYPT_DIR "${MCUBOOT_DIR}/ext/tinycrypt/lib")
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assert_exists(TINYCRYPT_DIR)
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set(TINYCRYPT_SHA512_DIR "${MCUBOOT_DIR}/ext/tinycrypt-sha512/lib")
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assert_exists(TINYCRYPT_SHA512_DIR)
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# Path to crypto-fiat
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set(FIAT_DIR "${MCUBOOT_DIR}/ext/fiat")
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assert_exists(FIAT_DIR)
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# Path to mbed-tls' asn1 parser library.
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set(MBEDTLS_ASN1_DIR "${MCUBOOT_DIR}/ext/mbedtls-asn1")
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assert_exists(MBEDTLS_ASN1_DIR)
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set(NRF_DIR "${MCUBOOT_DIR}/ext/nrf")
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if(CONFIG_BOOT_USE_NRF_CC310_BL)
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set(NRFXLIB_DIR ${ZEPHYR_BASE}/../nrfxlib)
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if(NOT EXISTS ${NRFXLIB_DIR})
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message(FATAL_ERROR "
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------------------------------------------------------------------------
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No such file or directory: ${NRFXLIB_DIR}
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The current configuration enables nRF CC310 crypto accelerator hardware
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with the `CONFIG_BOOT_USE_NRF_CC310_BL` option. Please follow
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`ext/nrf/README.md` guide to fix your setup or use tinycrypt instead of
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the HW accelerator.
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To use the tinycrypt set `CONFIG_BOOT_ECDSA_TINYCRYPT` to y.
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------------------------------------------------------------------------")
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endif()
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# Don't include this if we are using west
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add_subdirectory(${NRFXLIB_DIR} ${PROJECT_BINARY_DIR}/nrfxlib)
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endif()
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zephyr_library_include_directories(
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include
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targets
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)
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if(EXISTS targets/${BOARD}.h)
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zephyr_library_compile_definitions(MCUBOOT_TARGET_CONFIG="${BOARD}.h")
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endif()
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# Zephyr port-specific sources.
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zephyr_library_sources(
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main.c
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flash_map_extended.c
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os.c
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keys.c
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)
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if(DEFINED CONFIG_ENABLE_MGMT_PERUSER)
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zephyr_library_sources(
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boot_serial_extensions.c
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)
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endif()
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if(NOT DEFINED CONFIG_FLASH_PAGE_LAYOUT)
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zephyr_library_sources(
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flash_map_legacy.c
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)
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endif()
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# Generic bootutil sources and includes.
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zephyr_library_include_directories(${BOOT_DIR}/bootutil/include)
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zephyr_library_sources(
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${BOOT_DIR}/bootutil/src/image_validate.c
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${BOOT_DIR}/bootutil/src/tlv.c
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${BOOT_DIR}/bootutil/src/encrypted.c
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${BOOT_DIR}/bootutil/src/image_rsa.c
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${BOOT_DIR}/bootutil/src/image_ec256.c
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${BOOT_DIR}/bootutil/src/image_ed25519.c
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${BOOT_DIR}/bootutil/src/bootutil_misc.c
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${BOOT_DIR}/bootutil/src/fault_injection_hardening.c
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)
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# library which might be common source code for MCUBoot and an application
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zephyr_link_libraries(MCUBOOT_BOOTUTIL)
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if(CONFIG_BOOT_FIH_PROFILE_HIGH)
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zephyr_library_sources(
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${BOOT_DIR}/bootutil/src/fault_injection_hardening_delay_rng_mbedtls.c
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)
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endif()
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if(CONFIG_SINGLE_APPLICATION_SLOT)
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zephyr_library_sources(
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${BOOT_DIR}/zephyr/single_loader.c
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)
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zephyr_library_include_directories(${BOOT_DIR}/bootutil/src)
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else()
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zephyr_library_sources(
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${BOOT_DIR}/bootutil/src/loader.c
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${BOOT_DIR}/bootutil/src/swap_misc.c
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${BOOT_DIR}/bootutil/src/swap_scratch.c
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${BOOT_DIR}/bootutil/src/swap_move.c
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${BOOT_DIR}/bootutil/src/caps.c
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)
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endif()
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if(CONFIG_BOOT_SIGNATURE_TYPE_ECDSA_P256 OR CONFIG_BOOT_ENCRYPT_EC256 OR CONFIG_BOOT_SERIAL_ENCRYPT_EC256)
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zephyr_library_include_directories(
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${MBEDTLS_ASN1_DIR}/include
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)
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zephyr_library_sources(
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# Additionally pull in just the ASN.1 parser from mbedTLS.
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${MBEDTLS_ASN1_DIR}/src/asn1parse.c
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${MBEDTLS_ASN1_DIR}/src/platform_util.c
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)
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if(CONFIG_BOOT_USE_TINYCRYPT)
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# When using ECDSA signatures, pull in our copy of the tinycrypt library.
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zephyr_library_include_directories(
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${BOOT_DIR}/zephyr/include
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${TINYCRYPT_DIR}/include
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)
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zephyr_include_directories(${TINYCRYPT_DIR}/include)
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zephyr_library_sources(
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${TINYCRYPT_DIR}/source/ecc.c
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${TINYCRYPT_DIR}/source/ecc_dsa.c
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${TINYCRYPT_DIR}/source/sha256.c
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${TINYCRYPT_DIR}/source/utils.c
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)
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elseif(CONFIG_BOOT_USE_NRF_CC310_BL)
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zephyr_library_sources(${NRF_DIR}/cc310_glue.c)
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zephyr_library_include_directories(${NRF_DIR})
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zephyr_link_libraries(nrfxlib_crypto)
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endif()
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# Since here we are not using Zephyr's mbedTLS but rather our own, we need
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# to set MBEDTLS_CONFIG_FILE ourselves. When using Zephyr's copy, this
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# variable is set by its Kconfig in the Zephyr codebase.
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zephyr_library_compile_definitions(
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MBEDTLS_CONFIG_FILE="${CMAKE_CURRENT_LIST_DIR}/include/mcuboot-mbedtls-cfg.h"
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)
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elseif(CONFIG_BOOT_SIGNATURE_TYPE_NONE)
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zephyr_library_include_directories(
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${BOOT_DIR}/zephyr/include
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${TINYCRYPT_DIR}/include
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)
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zephyr_library_sources(
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${TINYCRYPT_DIR}/source/sha256.c
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${TINYCRYPT_DIR}/source/utils.c
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)
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elseif(CONFIG_BOOT_SIGNATURE_TYPE_RSA)
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# Use mbedTLS provided by Zephyr for RSA signatures. (Its config file
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# is set using Kconfig.)
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zephyr_include_directories(include)
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if(CONFIG_BOOT_ENCRYPT_RSA)
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set_source_files_properties(
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${BOOT_DIR}/bootutil/src/encrypted.c
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PROPERTIES
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INCLUDE_DIRECTORIES ${ZEPHYR_MBEDTLS_MODULE_DIR}/library
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)
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endif()
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elseif(CONFIG_BOOT_SIGNATURE_TYPE_ED25519 OR CONFIG_BOOT_ENCRYPT_X25519)
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if(CONFIG_BOOT_USE_TINYCRYPT)
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zephyr_library_include_directories(
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${MBEDTLS_ASN1_DIR}/include
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${BOOT_DIR}/zephyr/include
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${TINYCRYPT_DIR}/include
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${TINYCRYPT_SHA512_DIR}/include
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)
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zephyr_library_sources(
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${TINYCRYPT_DIR}/source/sha256.c
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${TINYCRYPT_DIR}/source/utils.c
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${TINYCRYPT_SHA512_DIR}/source/sha512.c
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# Additionally pull in just the ASN.1 parser from mbedTLS.
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${MBEDTLS_ASN1_DIR}/src/asn1parse.c
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${MBEDTLS_ASN1_DIR}/src/platform_util.c
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)
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zephyr_library_compile_definitions(
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MBEDTLS_CONFIG_FILE="${CMAKE_CURRENT_LIST_DIR}/include/mcuboot-mbedtls-cfg.h"
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)
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else()
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zephyr_include_directories(include)
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endif()
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zephyr_library_include_directories(
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${BOOT_DIR}/zephyr/include
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${FIAT_DIR}/include/
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)
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zephyr_library_sources(
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${FIAT_DIR}/src/curve25519.c
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)
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endif()
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if(CONFIG_BOOT_ENCRYPT_EC256 OR CONFIG_BOOT_ENCRYPT_X25519 OR CONFIG_BOOT_SERIAL_ENCRYPT_EC256)
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zephyr_library_sources(
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${TINYCRYPT_DIR}/source/aes_encrypt.c
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${TINYCRYPT_DIR}/source/aes_decrypt.c
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${TINYCRYPT_DIR}/source/ctr_mode.c
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${TINYCRYPT_DIR}/source/hmac.c
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${TINYCRYPT_DIR}/source/ecc_dh.c
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)
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endif()
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if(CONFIG_BOOT_ENCRYPT_EC256)
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zephyr_library_sources(
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${TINYCRYPT_DIR}/source/ecc_dh.c
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)
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endif()
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if(CONFIG_MCUBOOT_SERIAL)
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zephyr_sources(${BOOT_DIR}/zephyr/serial_adapter.c)
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zephyr_sources(${BOOT_DIR}/boot_serial/src/boot_serial.c)
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zephyr_sources(${BOOT_DIR}/boot_serial/src/serial_recovery_cbor.c)
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zephyr_sources(${BOOT_DIR}/boot_serial/src/zcbor_decode.c)
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zephyr_sources(${BOOT_DIR}/boot_serial/src/zcbor_encode.c)
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zephyr_sources(${BOOT_DIR}/boot_serial/src/zcbor_common.c)
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zephyr_sources_ifdef(CONFIG_BOOT_MGMT_ECHO ${BOOT_DIR}/boot_serial/src/serial_recovery_echo.c)
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zephyr_include_directories(${BOOT_DIR}/bootutil/include)
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zephyr_include_directories(${BOOT_DIR}/boot_serial/include)
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zephyr_include_directories(include)
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zephyr_include_directories_ifdef(
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CONFIG_BOOT_ERASE_PROGRESSIVELY
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${BOOT_DIR}/bootutil/src
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)
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endif()
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if(NOT CONFIG_BOOT_SIGNATURE_KEY_FILE STREQUAL "")
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# CONF_FILE points to the KConfig configuration files of the bootloader.
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foreach (filepath ${CONF_FILE})
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file(READ ${filepath} temp_text)
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string(FIND "${temp_text}" ${CONFIG_BOOT_SIGNATURE_KEY_FILE} match)
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if (${match} GREATER_EQUAL 0)
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if (NOT DEFINED CONF_DIR)
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get_filename_component(CONF_DIR ${filepath} DIRECTORY)
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else()
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message(FATAL_ERROR "Signature key file defined in multiple conf files")
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endif()
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endif()
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endforeach()
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if(IS_ABSOLUTE ${CONFIG_BOOT_SIGNATURE_KEY_FILE})
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set(KEY_FILE ${CONFIG_BOOT_SIGNATURE_KEY_FILE})
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elseif((DEFINED CONF_DIR) AND
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(EXISTS ${CONF_DIR}/${CONFIG_BOOT_SIGNATURE_KEY_FILE}))
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set(KEY_FILE ${CONF_DIR}/${CONFIG_BOOT_SIGNATURE_KEY_FILE})
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else()
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set(KEY_FILE ${MCUBOOT_DIR}/${CONFIG_BOOT_SIGNATURE_KEY_FILE})
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endif()
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message("MCUBoot bootloader key file: ${KEY_FILE}")
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set(GENERATED_PUBKEY ${ZEPHYR_BINARY_DIR}/autogen-pubkey.c)
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add_custom_command(
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OUTPUT ${GENERATED_PUBKEY}
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COMMAND
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${PYTHON_EXECUTABLE}
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${MCUBOOT_DIR}/scripts/imgtool.py
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getpub
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-k
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${KEY_FILE}
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> ${GENERATED_PUBKEY}
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DEPENDS ${KEY_FILE}
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)
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zephyr_library_sources(${GENERATED_PUBKEY})
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endif()
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if(CONFIG_BOOT_ENCRYPTION_KEY_FILE AND NOT CONFIG_BOOT_ENCRYPTION_KEY_FILE STREQUAL "")
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# CONF_FILE points to the KConfig configuration files of the bootloader.
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unset(CONF_DIR)
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foreach(filepath ${CONF_FILE})
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file(READ ${filepath} temp_text)
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string(FIND "${temp_text}" ${CONFIG_BOOT_ENCRYPTION_KEY_FILE} match)
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if(${match} GREATER_EQUAL 0)
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if(NOT DEFINED CONF_DIR)
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get_filename_component(CONF_DIR ${filepath} DIRECTORY)
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else()
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message(FATAL_ERROR "Encryption key file defined in multiple conf files")
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endif()
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endif()
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endforeach()
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if(IS_ABSOLUTE ${CONFIG_BOOT_ENCRYPTION_KEY_FILE})
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set(KEY_FILE ${CONFIG_BOOT_ENCRYPTION_KEY_FILE})
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elseif((DEFINED CONF_DIR) AND
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(EXISTS ${CONF_DIR}/${CONFIG_BOOT_ENCRYPTION_KEY_FILE}))
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set(KEY_FILE ${CONF_DIR}/${CONFIG_BOOT_ENCRYPTION_KEY_FILE})
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else()
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set(KEY_FILE ${MCUBOOT_DIR}/${CONFIG_BOOT_ENCRYPTION_KEY_FILE})
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endif()
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message("MCUBoot bootloader encryption key file: ${KEY_FILE}")
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set(GENERATED_ENCKEY ${ZEPHYR_BINARY_DIR}/autogen-enckey.c)
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add_custom_command(
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OUTPUT ${GENERATED_ENCKEY}
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COMMAND
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${PYTHON_EXECUTABLE}
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${MCUBOOT_DIR}/scripts/imgtool.py
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getpriv
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-k
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${KEY_FILE}
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> ${GENERATED_ENCKEY}
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DEPENDS ${KEY_FILE}
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)
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zephyr_library_sources(${GENERATED_ENCKEY})
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endif()
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if(CONFIG_MCUBOOT_CLEANUP_ARM_CORE)
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zephyr_library_sources(
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${BOOT_DIR}/zephyr/arm_cleanup.c
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)
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endif()
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