44 lines
1.7 KiB
CMake
44 lines
1.7 KiB
CMake
# SPDX-License-Identifier: Apache-2.0
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zephyr_get(ARCMWDT_TOOLCHAIN_PATH)
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set(METAWARE_ROOT $ENV{METAWARE_ROOT})
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if(NOT DEFINED ARCMWDT_TOOLCHAIN_PATH AND DEFINED METAWARE_ROOT)
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message(STATUS "ARCMWDT_TOOLCHAIN_PATH is not set, use default toolchain from METAWARE_ROOT: '${METAWARE_ROOT}'")
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if(NOT EXISTS ${METAWARE_ROOT})
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message(FATAL_ERROR "Nothing found at METAWARE_ROOT: '${METAWARE_ROOT}'")
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endif()
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cmake_path(GET METAWARE_ROOT PARENT_PATH ARCMWDT_TOOLCHAIN_PATH)
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elseif(NOT DEFINED ARCMWDT_TOOLCHAIN_PATH AND NOT DEFINED METAWARE_ROOT)
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message(FATAL_ERROR "No MWDT toolchain specified: neither ARCMWDT_TOOLCHAIN_PATH nor METAWARE_ROOT defined")
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endif()
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if(NOT EXISTS ${ARCMWDT_TOOLCHAIN_PATH})
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message(FATAL_ERROR "Nothing found at ARCMWDT_TOOLCHAIN_PATH: '${ARCMWDT_TOOLCHAIN_PATH}'")
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endif()
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# arcmwdt relies on Zephyr SDK for the use of C preprocessor (devicetree) and objcopy
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find_package(Zephyr-sdk 0.15 REQUIRED)
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# Handling to be improved in Zephyr SDK, we can drop setting TOOLCHAIN_HOME after
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# https://github.com/zephyrproject-rtos/sdk-ng/pull/682 got merged and we switch to proper SDK
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# version.
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set(TOOLCHAIN_HOME ${ZEPHYR_SDK_INSTALL_DIR})
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include(${ZEPHYR_SDK_INSTALL_DIR}/cmake/zephyr/target.cmake)
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set(ZEPHYR_SDK_CROSS_COMPILE ${CROSS_COMPILE})
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# Handling to be improved in Zephyr SDK, to avoid overriding ZEPHYR_TOOLCHAIN_VARIANT by
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# find_package(Zephyr-sdk) if it's already set
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set(ZEPHYR_TOOLCHAIN_VARIANT arcmwdt)
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set(TOOLCHAIN_HOME ${ARCMWDT_TOOLCHAIN_PATH}/MetaWare)
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set(COMPILER arcmwdt)
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set(LINKER arcmwdt)
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set(BINTOOLS arcmwdt)
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set(SYSROOT_TARGET arc)
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set(CROSS_COMPILE ${TOOLCHAIN_HOME}/arc/bin/)
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set(SYSROOT_DIR ${TOOLCHAIN_HOME}/${SYSROOT_TARGET})
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set(TOOLCHAIN_HAS_NEWLIB OFF CACHE BOOL "True if toolchain supports newlib")
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