zephyr/cmake/host-tools-zephyr.cmake

52 lines
2.0 KiB
CMake

# Lots of duplications here.
# FIXME: maintain this only in one place.
# We need to separate actual toolchain from the host-tools required by Zephyr
# and currently provided by the Zephyr SDK. Those tools will need to be
# provided for different OSes and sepearately from the toolchain.
set_ifndef(ZEPHYR_SDK_INSTALL_DIR "$ENV{ZEPHYR_SDK_INSTALL_DIR}")
set(ZEPHYR_SDK_INSTALL_DIR ${ZEPHYR_SDK_INSTALL_DIR} CACHE PATH "Zephyr SDK install directory")
if(NOT ZEPHYR_SDK_INSTALL_DIR)
# Until https://github.com/zephyrproject-rtos/zephyr/issues/4912 is
# resolved we use ZEPHYR_SDK_INSTALL_DIR to determine whether the user
# wants to use the Zephyr SDK or not.
return()
endif()
set(REQUIRED_SDK_VER 0.9.5)
set(TOOLCHAIN_VENDOR zephyr)
set(TOOLCHAIN_ARCH x86_64)
set(sdk_version_path ${ZEPHYR_SDK_INSTALL_DIR}/sdk_version)
if(NOT (EXISTS ${sdk_version_path}))
message(FATAL_ERROR
"The file '${ZEPHYR_SDK_INSTALL_DIR}/sdk_version' was not found. \
Is ZEPHYR_SDK_INSTALL_DIR=${ZEPHYR_SDK_INSTALL_DIR} misconfigured?")
endif()
file(READ ${sdk_version_path} SDK_VERSION)
if(${REQUIRED_SDK_VER} VERSION_GREATER ${SDK_VERSION})
message(FATAL_ERROR "The SDK version you are using is old, please update your SDK.
You need at least SDK version ${REQUIRED_SDK_VER}.
The new version of the SDK can be download from:
https://github.com/zephyrproject-rtos/meta-zephyr-sdk/releases/download/${REQUIRED_SDK_VER}/zephyr-sdk-${REQUIRED_SDK_VER}-setup.run
")
endif()
if(MINGW)
set(TOOLCHAIN_HOME ${ZEPHYR_SDK_INSTALL_DIR}/sysroots/i686-pokysdk-mingw32)
else()
set(TOOLCHAIN_HOME ${ZEPHYR_SDK_INSTALL_DIR}/sysroots/${TOOLCHAIN_ARCH}-pokysdk-linux)
endif()
# Path used for searching by the find_*() functions, with appropriate
# suffixes added. Ensures that the SDK's host tools will be found when
# we call, e.g. find_program(QEMU qemu-system-x86)
list(APPEND CMAKE_PREFIX_PATH ${TOOLCHAIN_HOME}/usr)
# TODO: Use find_* somehow for these as well?
set_ifndef(QEMU_BIOS ${TOOLCHAIN_HOME}/usr/share/qemu)
set_ifndef(OPENOCD_DEFAULT_PATH ${TOOLCHAIN_HOME}/usr/share/openocd/scripts)