| # |
| # Copyright (c) 2019-2020 Linaro Limited |
| # |
| # SPDX-License-Identifier: Apache-2.0 |
| # |
| |
| zephyr_library() |
| zephyr_library_sources(pinmux.c) |
| zephyr_library_include_directories(${ZEPHYR_BASE}/drivers) |
| |
| if (CONFIG_BUILD_WITH_TFM) |
| # Set default image versions if not defined elsewhere |
| if (NOT DEFINED MCUBOOT_IMAGE_VERSION_S) |
| set(MCUBOOT_IMAGE_VERSION_S 0.0.0+0) |
| endif() |
| |
| if (NOT DEFINED MCUBOOT_IMAGE_VERSION_NS) |
| set(MCUBOOT_IMAGE_VERSION_NS 0.0.0+0) |
| endif() |
| |
| set(PREPROCESSED_FILE_S "${CMAKE_BINARY_DIR}/tfm/bl2/ext/mcuboot/CMakeFiles/signing_layout_s.dir/signing_layout_s.o") |
| set(PREPROCESSED_FILE_NS "${CMAKE_BINARY_DIR}/tfm/bl2/ext/mcuboot/CMakeFiles/signing_layout_ns.dir/signing_layout_ns.o") |
| set(TFM_MCUBOOT_DIR "${ZEPHYR_TFM_MODULE_DIR}/trusted-firmware-m/bl2/ext/mcuboot") |
| |
| # Configure which format (full or hash) to include the public key in |
| # the image manifest |
| set(TFM_PUBLIC_KEY_FORMAT "full") |
| |
| # Set srec_cat binary name |
| find_program(SREC_CAT srec_cat) |
| if(${SREC_CAT} STREQUAL SREC_CAT-NOTFOUND) |
| message(FATAL_ERROR "'srec_cat' not found. Please install it, or add it to $PATH.") |
| endif() |
| |
| # Create and sign for concatenated binary image, should align with the TF-M BL2 |
| set_property(GLOBAL APPEND PROPERTY extra_post_build_commands |
| |
| # Sign secure binary image with public key |
| COMMAND ${PYTHON_EXECUTABLE} ${TFM_MCUBOOT_DIR}/scripts/wrapper/wrapper.py |
| --layout ${PREPROCESSED_FILE_S} |
| -k ${CONFIG_TFM_KEY_FILE_S} |
| --public-key-format ${TFM_PUBLIC_KEY_FORMAT} |
| --align 1 |
| -v ${MCUBOOT_IMAGE_VERSION_S} |
| --pad |
| --pad-header |
| ${ADD_NS_IMAGE_MIN_VER} |
| -s auto |
| -H 0x400 |
| $<TARGET_PROPERTY:tfm,TFM_S_BIN_FILE> |
| ${CMAKE_BINARY_DIR}/tfm_s_signed.bin |
| |
| #Sign non-secure binary image with public key |
| COMMAND ${PYTHON_EXECUTABLE} ${TFM_MCUBOOT_DIR}/scripts/wrapper/wrapper.py |
| --layout ${PREPROCESSED_FILE_NS} |
| -k ${CONFIG_TFM_KEY_FILE_NS} |
| --public-key-format ${TFM_PUBLIC_KEY_FORMAT} |
| --align 1 |
| -v ${MCUBOOT_IMAGE_VERSION_NS} |
| --pad |
| ${ADD_S_IMAGE_MIN_VER} |
| -s auto |
| -H 0x400 |
| ${CMAKE_BINARY_DIR}/zephyr/${KERNEL_BIN_NAME} |
| ${CMAKE_BINARY_DIR}/zephyr_ns_signed.bin |
| |
| #Create concatenated binary image from the two independently signed binary file |
| COMMAND ${PYTHON_EXECUTABLE} ${TFM_MCUBOOT_DIR}/scripts/assemble.py |
| --layout ${PREPROCESSED_FILE_S} |
| -s ${CMAKE_BINARY_DIR}/tfm_s_signed.bin |
| -n ${CMAKE_BINARY_DIR}/zephyr_ns_signed.bin |
| -o ${CMAKE_BINARY_DIR}/tfm_sign.bin |
| |
| #Copy mcuboot.bin |
| COMMAND ${CMAKE_COMMAND} -E copy $<TARGET_PROPERTY:tfm,BL2_BIN_FILE> ${CMAKE_BINARY_DIR}/mcuboot.bin |
| |
| #srec_cat to combine images into hex for drag and drop |
| COMMAND ${SREC_CAT} |
| ARGS ${CMAKE_BINARY_DIR}/mcuboot.bin -Binary |
| -offset 0xA000000 |
| ${CMAKE_BINARY_DIR}/tfm_sign.bin -Binary |
| -offset 0xA020000 |
| -o ${CMAKE_BINARY_DIR}/tfm_zephyr.hex -Intel --line-length=44 |
| ) |
| endif() |