zephyr/cmake/toolchain/espressif/generic.cmake

58 lines
1.7 KiB
CMake

# SPDX-License-Identifier: Apache-2.0
set_ifndef(ESPRESSIF_TOOLCHAIN_PATH "$ENV{ESPRESSIF_TOOLCHAIN_PATH}")
set( ESPRESSIF_TOOLCHAIN_PATH ${ESPRESSIF_TOOLCHAIN_PATH} CACHE PATH "")
assert( ESPRESSIF_TOOLCHAIN_PATH "ESPRESSIF_TOOLCHAIN_PATH is not set")
set(TOOLCHAIN_HOME ${ESPRESSIF_TOOLCHAIN_PATH})
set(COMPILER gcc)
set(LINKER ld)
set(BINTOOLS gnu)
# find some toolchain
file(GLOB toolchain_paths
LIST_DIRECTORIES true
${TOOLCHAIN_HOME}/*-esp32*/*-elf
${TOOLCHAIN_HOME}/*-esp*/*-elf
)
# Old toolchain installation path has been deprecated in 2.7.
# This code and related code depending on ESPRESSIF_DEPRECATED_PATH can be removed after two releases.
if(NOT toolchain_paths)
# find some toolchain
file(GLOB toolchain_paths
LIST_DIRECTORIES true
${TOOLCHAIN_HOME}
)
set(ESPRESSIF_DEPRECATED_PATH TRUE)
endif()
if(toolchain_paths)
list(GET toolchain_paths 0 some_toolchain_path)
get_filename_component(one_toolchain_root "${some_toolchain_path}" DIRECTORY)
get_filename_component(one_toolchain "${some_toolchain_path}" NAME)
set(CROSS_COMPILE_TARGET ${one_toolchain})
set(SYSROOT_TARGET ${one_toolchain})
if(ESPRESSIF_DEPRECATED_PATH)
set(CROSS_COMPILE ${ESPRESSIF_TOOLCHAIN_PATH}/bin/${CROSS_COMPILE_TARGET}-)
set(SYSROOT_DIR ${ESPRESSIF_TOOLCHAIN_PATH}/${SYSROOT_TARGET})
else()
set(CROSS_COMPILE ${one_toolchain_root}/bin/${CROSS_COMPILE_TARGET}-)
set(SYSROOT_DIR ${one_toolchain_root}/${SYSROOT_TARGET})
endif()
endif()
if(NOT CROSS_COMPILE_TARGET)
message(FATAL_ERROR
"Unable to find toolchain in ${TOOLCHAIN_HOME} "
"Run `west espressif install` to download it. Then, export to path accordingly.")
endif()
set(TOOLCHAIN_HAS_NEWLIB ON CACHE BOOL "True if toolchain supports newlib")