78 lines
2.6 KiB
Python
78 lines
2.6 KiB
Python
# Copyright (c) Kuba Szczodrzyński 2022-05-04.
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from os.path import join
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from SCons.Script import DefaultEnvironment
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from tools.util.platform import get_family
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env = DefaultEnvironment()
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def env_add_defaults(env, platform, board):
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# Get Family object for this board
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family = get_family(short_name=board.get("build.family"))
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# Default environment variables
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vars = dict(
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SDK_DIR=platform.get_package_dir(family.framework),
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LT_DIR=platform.get_dir(),
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# Root dirs
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BOARD_DIR=join("${LT_DIR}", "boards", "${VARIANT}"),
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ARDUINO_DIRS={
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"$FAMILY_CODE": join("${LT_DIR}", "arduino", "${FAMILY_NAME}"),
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"$FAMILY_PARENT_CODE": join("${LT_DIR}", "arduino", "${FAMILY_PARENT}"),
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},
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FAMILY_DIR=join("${LT_DIR}", "platform", "${FAMILY_NAME}"),
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PARENT_DIR=join("${LT_DIR}", "platform", "${FAMILY_PARENT}"),
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TOOLS_DIR=join("${LT_DIR}", "tools"),
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# Family-specific paths
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BIN_DIR=join("${FAMILY_DIR}", "bin"),
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OPENOCD_DIR=join("${FAMILY_DIR}", "openocd"),
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# Use SDK linker script by default
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LDSCRIPT_PATH=["${LDSCRIPT_SDK}"],
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# Board config variables
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MCU=board.get("build.mcu").upper(),
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MCULC=board.get("build.mcu"),
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VARIANT=board.get("build.variant"),
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LDSCRIPT_SDK=board.get("build.ldscript_sdk"),
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LDSCRIPT_ARDUINO=board.get("build.ldscript_arduino"),
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# Link2Bin tool
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LINK2BIN='"${PYTHONEXE}" "${LT_DIR}/tools/link2bin.py"',
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UF2OTA_PY='"${PYTHONEXE}" "${LT_DIR}/tools/uf2ota/uf2ota.py"',
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UF2UPLOAD_PY='"${PYTHONEXE}" "${LT_DIR}/tools/upload/uf2upload.py"',
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)
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env.Replace(**vars)
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# Store family parameters as environment variables
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env.Replace(**dict(family))
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# Default build options
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env.Prepend(
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CPPPATH=[
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"$LT_DIR/platform/common/fixups",
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"$BOARD_DIR",
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"$FAMILY_DIR/fixups",
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"$PARENT_DIR/fixups",
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"$FAMILY_DIR/fixups/inc",
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"$PARENT_DIR/fixups/inc",
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],
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LIBPATH=[
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"$FAMILY_DIR/ld",
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"$PARENT_DIR/ld",
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"$FAMILY_DIR/fixups",
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"$PARENT_DIR/fixups",
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],
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CPPDEFINES=[
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("LIBRETUYA", "1"),
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("LT_VERSION", platform.version),
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("LT_BOARD", "${VARIANT}"),
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("F_CPU", board.get("build.f_cpu")),
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("MCU", "${MCU}"),
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("FAMILY", "F_${FAMILY}"),
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],
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LINKFLAGS=[
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'"-Wl,-Map=' + join("$BUILD_DIR", "${PROGNAME}.map") + '"',
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],
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)
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env.AddMethod(env_add_defaults, "AddDefaults")
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