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123 lines
4.8 KiB
123 lines
4.8 KiB
# SPDX-License-Identifier: Apache-2.0 |
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# |
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# Copyright (c) 2023, Nordic Semiconductor ASA |
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# This CMake module works together with the list_hardware.py script to obtain |
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# all archs and SoC implementations defined in the Zephyr build system. |
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# |
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# The result from list_hardware.py is then used to generate Kconfig files for |
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# the build system. |
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# |
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# The following files are generated in '<kconfig-binary-dir>/soc' |
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# - Kconfig.defconfig: Contains references to SoC defconfig files for Zephyr integration. |
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# - Kconfig: Contains references to regular SoC Kconfig files for Zephyr integration. |
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# - Kconfig.soc: Contains references to generic SoC Kconfig files. |
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# - Kconfig.sysbuild: Contains references to SoC sysbuild Kconfig files. |
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# |
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# The following file is generated in '<kconfig-binary-dir>/arch' |
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# - Kconfig: Contains references to regular arch Kconfig files for Zephyr integration. |
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include_guard(GLOBAL) |
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if(NOT HWMv2) |
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return() |
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endif() |
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# Internal helper function for creation of Kconfig files. |
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function(kconfig_gen bin_dir file dirs) |
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file(MAKE_DIRECTORY "${bin_dir}") |
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set(kconfig_file ${bin_dir}/${file}) |
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foreach(dir ${dirs}) |
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cmake_path(CONVERT "${dir}" TO_CMAKE_PATH_LIST dir) |
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file(APPEND ${kconfig_file} "osource \"${dir}/${file}\"\n") |
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endforeach() |
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endfunction() |
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# 'SOC_ROOT' and 'ARCH_ROOT' are prioritized lists of directories where their |
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# implementations may be found. It always includes ${ZEPHYR_BASE}/[arch|soc] |
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# at the lowest priority. |
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list(APPEND SOC_ROOT ${ZEPHYR_BASE}) |
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list(APPEND ARCH_ROOT ${ZEPHYR_BASE}) |
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list(TRANSFORM ARCH_ROOT PREPEND "--arch-root=" OUTPUT_VARIABLE arch_root_args) |
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list(TRANSFORM SOC_ROOT PREPEND "--soc-root=" OUTPUT_VARIABLE soc_root_args) |
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execute_process(COMMAND ${PYTHON_EXECUTABLE} ${ZEPHYR_BASE}/scripts/list_hardware.py |
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${arch_root_args} ${soc_root_args} |
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--archs --socs |
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--cmakeformat={TYPE}\;{NAME}\;{DIR}\;{HWM} |
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OUTPUT_VARIABLE ret_hw |
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ERROR_VARIABLE err_hw |
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RESULT_VARIABLE ret_val |
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) |
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if(ret_val) |
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message(FATAL_ERROR "Error listing hardware.\nError message: ${err_hw}") |
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endif() |
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set(kconfig_soc_source_dir) |
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while(TRUE) |
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string(FIND "${ret_hw}" "\n" idx REVERSE) |
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math(EXPR start "${idx} + 1") |
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string(SUBSTRING "${ret_hw}" ${start} -1 line) |
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string(SUBSTRING "${ret_hw}" 0 ${idx} ret_hw) |
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cmake_parse_arguments(HWM "" "TYPE" "" ${line}) |
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if(HWM_TYPE STREQUAL "arch") |
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cmake_parse_arguments(ARCH_V2 "" "NAME;DIR" "" ${line}) |
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list(APPEND kconfig_arch_source_dir "${ARCH_V2_DIR}") |
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list(APPEND ARCH_V2_NAME_LIST ${ARCH_V2_NAME}) |
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string(TOUPPER "${ARCH_V2_NAME}" ARCH_V2_NAME_UPPER) |
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set(ARCH_V2_${ARCH_V2_NAME_UPPER}_DIR ${ARCH_V2_DIR}) |
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elseif(HWM_TYPE MATCHES "^soc|^series|^family") |
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cmake_parse_arguments(SOC_V2 "" "NAME;DIR;HWM" "" ${line}) |
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list(APPEND kconfig_soc_source_dir "${SOC_V2_DIR}") |
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if(HWM_TYPE STREQUAL "soc") |
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set(setting_name SOC_${SOC_V2_NAME}_DIR) |
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else() |
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set(setting_name SOC_${HWM_TYPE}_${SOC_V2_NAME}_DIR) |
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endif() |
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# We support both SOC_foo_DIR and SOC_FOO_DIR. |
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set(${setting_name} ${SOC_V2_DIR}) |
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string(TOUPPER ${setting_name} setting_name) |
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set(${setting_name} ${SOC_V2_DIR}) |
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endif() |
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if(idx EQUAL -1) |
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break() |
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endif() |
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endwhile() |
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list(REMOVE_DUPLICATES kconfig_soc_source_dir) |
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# Support multiple ARCH_ROOT and SOC_ROOT |
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set(arch_kconfig_file Kconfig) |
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set(soc_defconfig_file Kconfig.defconfig) |
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set(soc_zephyr_file Kconfig) |
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set(soc_kconfig_file Kconfig.soc) |
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set(soc_sysbuild_file Kconfig.sysbuild) |
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set(arch_kconfig_header "# Load arch Kconfig descriptions.\n") |
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set(defconfig_header "# Load Zephyr SoC Kconfig defconfig.\n") |
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set(soc_zephyr_header "# Load Zephyr SoC Kconfig descriptions.\n") |
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set(soc_kconfig_header "# Load SoC Kconfig descriptions.\n") |
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set(soc_sysbuild_header "# Load SoC sysbuild Kconfig descriptions.\n") |
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file(WRITE ${KCONFIG_BINARY_DIR}/arch/${arch_kconfig_file} "${arch_kconfig_header}") |
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file(WRITE ${KCONFIG_BINARY_DIR}/soc/${soc_defconfig_file} "${defconfig_header}") |
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file(WRITE ${KCONFIG_BINARY_DIR}/soc/${soc_zephyr_file} "${soc_zephyr_header}") |
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file(WRITE ${KCONFIG_BINARY_DIR}/soc/${soc_kconfig_file} "${soc_kconfig_header}") |
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file(WRITE ${KCONFIG_BINARY_DIR}/soc/${soc_sysbuild_file} "${soc_sysbuild_header}") |
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kconfig_gen("${KCONFIG_BINARY_DIR}/arch" "${arch_kconfig_file}" "${kconfig_arch_source_dir}") |
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kconfig_gen("${KCONFIG_BINARY_DIR}/soc" "${soc_defconfig_file}" "${kconfig_soc_source_dir}") |
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kconfig_gen("${KCONFIG_BINARY_DIR}/soc" "${soc_zephyr_file}" "${kconfig_soc_source_dir}") |
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kconfig_gen("${KCONFIG_BINARY_DIR}/soc" "${soc_kconfig_file}" "${kconfig_soc_source_dir}") |
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kconfig_gen("${KCONFIG_BINARY_DIR}/soc" "${soc_sysbuild_file}" "${kconfig_soc_source_dir}") |
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# Clear variables created by cmake_parse_arguments |
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unset(SOC_V2_NAME) |
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unset(SOC_V2_DIR) |
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unset(SOC_V2_HWM) |
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unset(ARCH_V2_NAME) |
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unset(ARCH_V2_DIR)
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