diff options
Diffstat (limited to 'circuitpython/lib/tinyusb/hw/bsp/family_support.cmake')
| -rw-r--r-- | circuitpython/lib/tinyusb/hw/bsp/family_support.cmake | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/circuitpython/lib/tinyusb/hw/bsp/family_support.cmake b/circuitpython/lib/tinyusb/hw/bsp/family_support.cmake new file mode 100644 index 0000000..ee29cab --- /dev/null +++ b/circuitpython/lib/tinyusb/hw/bsp/family_support.cmake @@ -0,0 +1,100 @@ +if (NOT TARGET _family_support_marker) + add_library(_family_support_marker INTERFACE) + + if (NOT FAMILY) + message(FATAL_ERROR "You must set a FAMILY variable for the build (e.g. rp2040, eps32s2, esp32s3). You can do this via -DFAMILY=xxx on the cmake command line") + endif() + + if (NOT EXISTS ${CMAKE_CURRENT_LIST_DIR}/${FAMILY}/family.cmake) + message(FATAL_ERROR "Family '${FAMILY}' is not known/supported") + endif() + + function(family_filter RESULT DIR) + get_filename_component(DIR ${DIR} ABSOLUTE BASE_DIR ${CMAKE_CURRENT_SOURCE_DIR}) + + if (EXISTS "${DIR}/only.txt") + file(READ "${DIR}/only.txt" ONLYS) + # Replace newlines with semicolon so that it is treated as a list by CMake + string(REPLACE "\n" ";" ONLYS_LINES ${ONLYS}) + # For each mcu + foreach(MCU IN LISTS FAMILY_MCUS) + # For each line in only.txt + foreach(_line ${ONLYS_LINES}) + # If mcu:xxx exists for this mcu then include + if (${_line} STREQUAL "mcu:${MCU}") + set(${RESULT} 1 PARENT_SCOPE) + return() + endif() + endforeach() + endforeach() + + # Didn't find it in only file so don't build + set(${RESULT} 0 PARENT_SCOPE) + + elseif (EXISTS "${DIR}/skip.txt") + file(READ "${DIR}/skip.txt" SKIPS) + # Replace newlines with semicolon so that it is treated as a list by CMake + string(REPLACE "\n" ";" SKIPS_LINES ${SKIPS}) + # For each mcu + foreach(MCU IN LISTS FAMILY_MCUS) + # For each line in only.txt + foreach(_line ${SKIPS_LINES}) + # If mcu:xxx exists for this mcu then skip + if (${_line} STREQUAL "mcu:${MCU}") + set(${RESULT} 0 PARENT_SCOPE) + return() + endif() + endforeach() + endforeach() + + # Didn't find in skip file so build + set(${RESULT} 1 PARENT_SCOPE) + + else() + + # Didn't find skip or only file so build + set(${RESULT} 1 PARENT_SCOPE) + + endif() + + endfunction() + + function(family_add_subdirectory DIR) + family_filter(SHOULD_ADD "${DIR}") + if (SHOULD_ADD) + add_subdirectory(${DIR}) + endif() + endfunction() + + function(family_get_project_name OUTPUT_NAME DIR) + get_filename_component(SHORT_NAME ${DIR} NAME) + set(${OUTPUT_NAME} ${TINYUSB_FAMILY_PROJECT_NAME_PREFIX}${SHORT_NAME} PARENT_SCOPE) + endfunction() + + function(family_initialize_project PROJECT DIR) + family_filter(ALLOWED "${DIR}") + if (NOT ALLOWED) + get_filename_component(SHORT_NAME ${DIR} NAME) + message(FATAL_ERROR "${SHORT_NAME} is not supported on FAMILY=${FAMILY}") + endif() + endfunction() + + # configure an executable target to link to tinyusb in device mode, and add the board implementation + function(family_configure_device_example TARGET) + # default implentation is empty, the function should be redefined in the FAMILY/family.cmake + endfunction() + + # configure an executable target to link to tinyusb in host mode, and add the board implementation + function(family_configure_host_example TARGET) + # default implentation is empty, the function should be redefined in the FAMILY/family.cmake + endfunction() + + include(${CMAKE_CURRENT_LIST_DIR}/${FAMILY}/family.cmake) + + if (NOT FAMILY_MCUS) + set(FAMILY_MCUS ${FAMILY}) + endif() + + # save it in case of re-inclusion + set(FAMILY_MCUS ${FAMILY_MCUS} CACHE INTERNAL "") +endif()
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