| # This is a copy of <FREERTOS_KERNEL_PATH>/portable/ThirdParty/GCC/RP2040/FREERTOS_KERNEL_import.cmake |
| |
| # This can be dropped into an external project to help locate the FreeRTOS kernel |
| # It should be include()ed prior to project(). Alternatively this file may |
| # or the CMakeLists.txt in this directory may be included or added via add_subdirectory |
| # respectively. |
| |
| if (DEFINED ENV{FREERTOS_KERNEL_PATH} AND (NOT FREERTOS_KERNEL_PATH)) |
| set(FREERTOS_KERNEL_PATH $ENV{FREERTOS_KERNEL_PATH}) |
| message("Using FREERTOS_KERNEL_PATH from environment ('${FREERTOS_KERNEL_PATH}')") |
| endif () |
| |
| set(FREERTOS_KERNEL_RP2040_RELATIVE_PATH "portable/ThirdParty/GCC/RP2040") |
| # undo the above |
| set(FREERTOS_KERNEL_RP2040_BACK_PATH "../../../..") |
| |
| if (NOT FREERTOS_KERNEL_PATH) |
| # check if we are inside the FreeRTOS kernel tree (i.e. this file has been included directly) |
| get_filename_component(_ACTUAL_PATH ${CMAKE_CURRENT_LIST_DIR} REALPATH) |
| get_filename_component(_POSSIBLE_PATH ${CMAKE_CURRENT_LIST_DIR}/${FREERTOS_KERNEL_RP2040_BACK_PATH}/${FREERTOS_KERNEL_RP2040_RELATIVE_PATH} REALPATH) |
| if (_ACTUAL_PATH STREQUAL _POSSIBLE_PATH) |
| get_filename_component(FREERTOS_KERNEL_PATH ${CMAKE_CURRENT_LIST_DIR}/${FREERTOS_KERNEL_RP2040_BACK_PATH} REALPATH) |
| endif() |
| if (_ACTUAL_PATH STREQUAL _POSSIBLE_PATH) |
| get_filename_component(FREERTOS_KERNEL_PATH ${CMAKE_CURRENT_LIST_DIR}/${FREERTOS_KERNEL_RP2040_BACK_PATH} REALPATH) |
| message("Setting FREERTOS_KERNEL_PATH to ${FREERTOS_KERNEL_PATH} based on location of FreeRTOS-Kernel-import.cmake") |
| elseif (PICO_SDK_PATH AND EXISTS "${PICO_SDK_PATH}/../FreeRTOS-Kernel") |
| set(FREERTOS_KERNEL_PATH ${PICO_SDK_PATH}/../FreeRTOS-Kernel) |
| message("Defaulting FREERTOS_KERNEL_PATH as sibling of PICO_SDK_PATH: ${FREERTOS_KERNEL_PATH}") |
| endif() |
| endif () |
| |
| if (NOT FREERTOS_KERNEL_PATH) |
| foreach(POSSIBLE_SUFFIX Source FreeRTOS-Kernel FreeRTOS/Source) |
| # check if FreeRTOS-Kernel exists under directory that included us |
| set(SEARCH_ROOT ${CMAKE_CURRENT_SOURCE_DIR}}) |
| set(SEARCH_ROOT ../../../..) |
| get_filename_component(_POSSIBLE_PATH ${SEARCH_ROOT}/${POSSIBLE_SUFFIX} REALPATH) |
| if (EXISTS ${_POSSIBLE_PATH}/${FREERTOS_KERNEL_RP2040_RELATIVE_PATH}/CMakeLists.txt) |
| get_filename_component(FREERTOS_KERNEL_PATH ${_POSSIBLE_PATH} REALPATH) |
| message("Setting FREERTOS_KERNEL_PATH to '${FREERTOS_KERNEL_PATH}' found relative to enclosing project") |
| break() |
| endif() |
| endforeach() |
| endif() |
| |
| if (NOT FREERTOS_KERNEL_PATH) |
| message(FATAL_ERROR "FreeRTOS location was not specified. Please set FREERTOS_KERNEL_PATH.") |
| endif() |
| |
| set(FREERTOS_KERNEL_PATH "${FREERTOS_KERNEL_PATH}" CACHE PATH "Path to the FreeRTOS Kernel") |
| |
| get_filename_component(FREERTOS_KERNEL_PATH "${FREERTOS_KERNEL_PATH}" REALPATH BASE_DIR "${CMAKE_BINARY_DIR}") |
| if (NOT EXISTS ${FREERTOS_KERNEL_PATH}) |
| message(FATAL_ERROR "Directory '${FREERTOS_KERNEL_PATH}' not found") |
| endif() |
| if (NOT EXISTS ${FREERTOS_KERNEL_PATH}/${FREERTOS_KERNEL_RP2040_RELATIVE_PATH}/CMakeLists.txt) |
| message(FATAL_ERROR "Directory '${FREERTOS_KERNEL_PATH}' does not contain an RP2040 port here: ${FREERTOS_KERNEL_RP2040_RELATIVE_PATH}") |
| endif() |
| set(FREERTOS_KERNEL_PATH ${FREERTOS_KERNEL_PATH} CACHE PATH "Path to the FreeRTOS_KERNEL" FORCE) |
| |
| add_subdirectory(${FREERTOS_KERNEL_PATH}/${FREERTOS_KERNEL_RP2040_RELATIVE_PATH} FREERTOS_KERNEL) |