efd403a567
* Shift to using an extra Zephyr module to do keymap location work after all board roots are resolved. This avoids duplicate work and allows us to load custom boards from Zephyr modules as well as user config setups.
199 lines
7.3 KiB
CMake
199 lines
7.3 KiB
CMake
# TODO: Check for env or command line "ZMK_CONFIG" setting.
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# * That directory should load
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# * defconfigs,
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# * .conf file,
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# * single overlay,
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# * or per board/shield.
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list(APPEND BOARD_ROOT ${APPLICATION_SOURCE_DIR})
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list(APPEND DTS_ROOT ${APPLICATION_SOURCE_DIR})
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get_property(cached_user_config_value CACHE ZMK_CONFIG PROPERTY VALUE)
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set(user_config_cli_argument ${cached_user_config_value}) # Either new or old
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if(user_config_cli_argument STREQUAL CACHED_ZMK_CONFIG)
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# We already have a CACHED_ZMK_CONFIG so there is no new input on the CLI
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unset(user_config_cli_argument)
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endif()
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set(user_config_app_cmake_lists ${ZMK_CONFIG})
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if(cached_user_config_value STREQUAL ZMK_CONFIG)
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# The app build scripts did not set a default, The ZMK_CONFIG we are
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# reading is the cached value from the CLI
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unset(user_config_app_cmake_lists)
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endif()
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if(CACHED_ZMK_CONFIG)
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# Warn the user if it looks like he is trying to change the user_config
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# without cleaning first
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if(user_config_cli_argument)
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if(NOT (CACHED_ZMK_CONFIG STREQUAL user_config_cli_argument))
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message(WARNING "The build directory must be cleaned pristinely when changing user ZMK config")
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endif()
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endif()
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set(ZMK_CONFIG ${CACHED_ZMK_CONFIG})
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elseif(user_config_cli_argument)
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set(ZMK_CONFIG ${user_config_cli_argument})
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elseif(DEFINED ENV{ZMK_CONFIG})
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set(ZMK_CONFIG $ENV{ZMK_CONFIG})
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elseif(user_config_app_cmake_lists)
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set(ZMK_CONFIG ${user_config_app_cmake_lists})
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endif()
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# Store the selected user_config in the cache
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set(CACHED_ZMK_CONFIG ${ZMK_CONFIG} CACHE STRING "Selected user ZMK config")
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if (ZMK_CONFIG)
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set(ENV{ZMK_CONFIG} "${ZMK_CONFIG}")
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if(EXISTS ${ZMK_CONFIG}/boards)
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message(STATUS "Adding ZMK config directory as board root: ${ZMK_CONFIG}")
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list(APPEND BOARD_ROOT ${ZMK_CONFIG})
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endif()
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if(EXISTS ${ZMK_CONFIG}/dts)
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message(STATUS "Adding ZMK config directory as DTS root: ${ZMK_CONFIG}")
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list(APPEND DTS_ROOT ${ZMK_CONFIG})
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endif()
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endif()
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if(DEFINED SHIELD)
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string(REPLACE " " ";" SHIELD_AS_LIST "${SHIELD}")
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endif()
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foreach(root ${BOARD_ROOT})
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set(shield_dir ${root}/boards/shields)
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# Match the Kconfig.shield files in the shield directories to make sure we are
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# finding shields, e.g. x_nucleo_iks01a1/Kconfig.shield
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file(GLOB_RECURSE shields_refs_list ${shield_dir}/*/Kconfig.shield)
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unset(SHIELD_LIST)
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foreach(shields_refs ${shields_refs_list})
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get_filename_component(shield_path ${shields_refs} DIRECTORY)
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file(GLOB shield_overlays RELATIVE ${shield_path} ${shield_path}/*.overlay)
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foreach(overlay ${shield_overlays})
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get_filename_component(shield ${overlay} NAME_WE)
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list(APPEND SHIELD_LIST ${shield})
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set(SHIELD_DIR_${shield} ${shield_path})
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endforeach()
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endforeach()
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if (EXISTS "${root}/boards/${BOARD}.overlay")
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list(APPEND shield_dts_files "${root}/boards/${BOARD}.overlay")
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endif()
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if (NOT DEFINED BOARD_DIR_NAME)
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find_path(BOARD_DIR
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NAMES ${BOARD}_defconfig
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PATHS ${root}/boards/*/*
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NO_DEFAULT_PATH
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)
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if(BOARD_DIR)
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get_filename_component(BOARD_DIR_NAME ${BOARD_DIR} NAME)
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list(APPEND KEYMAP_DIRS ${BOARD_DIR})
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endif()
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endif()
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if(DEFINED SHIELD)
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foreach(s ${SHIELD_AS_LIST})
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if(NOT ${s} IN_LIST SHIELD_LIST)
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message(WARNING "Didn't find ${s}")
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continue()
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endif()
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message(STATUS "Adding ${SHIELD_DIR_${s}}")
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list(APPEND KEYMAP_DIRS ${SHIELD_DIR_${s}})
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get_filename_component(shield_dir_name ${SHIELD_DIR_${s}} NAME)
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list(APPEND SHIELD_DIR ${shield_dir_name})
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endforeach()
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endif()
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endforeach()
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# Give a shield like `kyria_rev2_left` we want to use `kyria_rev2` and `kyria` as candidate names for
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# overlay/conf/keymap files.
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if(DEFINED SHIELD)
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foreach(s ${SHIELD_AS_LIST})
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if (DEFINED $SHIELD_DIR_${s})
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get_filename_component(shield_dir_name ${SHIELD_DIR_${s}} NAME)
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endif()
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string(REPLACE "_" ";" S_PIECES ${s})
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list(LENGTH S_PIECES S_PIECES_LEN)
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while(NOT S_PIECES STREQUAL "")
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list(POP_BACK S_PIECES)
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list(JOIN S_PIECES "_" s_substr)
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if ("${s_substr}" STREQUAL "" OR "${s_substr}" STREQUAL "${shield_dir_name}")
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break()
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endif()
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list(APPEND shield_candidate_names ${s_substr})
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endwhile()
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endforeach()
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endif()
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if (ZMK_CONFIG)
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if (EXISTS ${ZMK_CONFIG})
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message(STATUS "ZMK Config directory: ${ZMK_CONFIG}")
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list(PREPEND KEYMAP_DIRS "${ZMK_CONFIG}")
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if (DEFINED SHIELD)
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foreach (s ${shield_candidate_names} ${SHIELD_AS_LIST})
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if (DEFINED ${SHIELD_DIR_${s}})
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get_filename_component(shield_dir_name ${SHIELD_DIR_${s}} NAME)
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endif()
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list(APPEND overlay_candidates "${ZMK_CONFIG}/${s}_${BOARD}.overlay")
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list(APPEND overlay_candidates "${ZMK_CONFIG}/${s}.overlay")
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if (NOT "${shield_dir_name}" STREQUAL "${s}")
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list(APPEND config_candidates "${ZMK_CONFIG}/${shield_dir_name}_${BOARD}.conf")
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list(APPEND config_candidates "${ZMK_CONFIG}/${shield_dir_name}.conf")
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endif()
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list(APPEND config_candidates "${ZMK_CONFIG}/${s}_${BOARD}.conf")
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list(APPEND config_candidates "${ZMK_CONFIG}/${s}.conf")
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endforeach()
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endif()
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# TODO: Board revisions?
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list(APPEND overlay_candidates "${ZMK_CONFIG}/${BOARD_DIR_NAME}.overlay")
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list(APPEND overlay_candidates "${ZMK_CONFIG}/${BOARD}.overlay")
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list(APPEND overlay_candidates "${ZMK_CONFIG}/default.overlay")
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list(APPEND config_candidates "${ZMK_CONFIG}/${BOARD_DIR_NAME}.conf")
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list(APPEND config_candidates "${ZMK_CONFIG}/${BOARD}.conf")
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list(APPEND config_candidates "${ZMK_CONFIG}/default.conf")
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foreach(overlay ${overlay_candidates})
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if (EXISTS "${overlay}")
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message(STATUS "ZMK Config devicetree overlay: ${overlay}")
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list(APPEND shield_dts_files "${overlay}")
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break()
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endif()
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endforeach()
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foreach(conf ${config_candidates})
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if (EXISTS "${conf}")
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message(STATUS "ZMK Config Kconfig: ${conf}")
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list(APPEND shield_conf_files "${conf}")
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endif()
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endforeach()
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else()
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message(WARNING "Unable to locate ZMK config at: ${ZMK_CONFIG}")
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endif()
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endif()
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if(NOT KEYMAP_FILE)
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foreach(keymap_dir ${KEYMAP_DIRS})
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foreach(keymap_prefix ${shield_candidate_names} ${SHIELD_AS_LIST} ${SHIELD_DIR} ${BOARD} ${BOARD_DIR_NAME})
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if (EXISTS ${keymap_dir}/${keymap_prefix}.keymap)
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set(KEYMAP_FILE "${keymap_dir}/${keymap_prefix}.keymap" CACHE STRING "Selected keymap file")
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message(STATUS "Using keymap file: ${KEYMAP_FILE}")
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set(DTC_OVERLAY_FILE ${KEYMAP_FILE})
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break()
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endif()
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endforeach()
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endforeach()
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else()
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message(STATUS "Using keymap file: ${KEYMAP_FILE}")
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set(DTC_OVERLAY_FILE ${KEYMAP_FILE})
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endif()
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if (NOT KEYMAP_FILE)
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message(WARNING "Failed to locate keymap file!")
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endif()
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