83 lines
2.3 KiB
Python
83 lines
2.3 KiB
Python
# Copyright (c) Kuba Szczodrzyński 2022-04-20.
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import sys
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from SCons.Script import Default, DefaultEnvironment
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env = DefaultEnvironment()
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platform = env.PioPlatform()
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board = env.BoardConfig()
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# Make tools available
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sys.path.insert(0, platform.get_dir())
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# Utilities
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env.SConscript("utils/config.py", exports="env")
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env.SConscript("utils/env.py", exports="env")
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env.SConscript("utils/flash.py", exports="env")
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env.SConscript("utils/libs.py", exports="env")
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env.SConscript("utils/uf2.py", exports="env")
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# Vendor-specific library ports
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env.SConscript("libs/flashdb.py", exports="env")
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env.SConscript("libs/lwip.py", exports="env")
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env.SConscript("libs/printf.py", exports="env")
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# Firmware name
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if env.get("PROGNAME", "program") == "program":
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env.Replace(PROGNAME="firmware")
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env.Replace(PROGSUFFIX=".elf")
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# Toolchain config - TODO multiple arch, specified in board.json
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prefix = board.get("build.prefix", "")
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env.Replace(
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AR=prefix + "gcc-ar",
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AS=prefix + "gcc",
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CC=prefix + "gcc",
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CXX=prefix + "g++",
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GDB=prefix + "gdb",
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NM=prefix + "gcc-nm",
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LINK=prefix + "gcc",
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OBJCOPY=prefix + "objcopy",
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OBJDUMP=prefix + "objdump",
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RANLIB=prefix + "gcc-ranlib",
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SIZETOOL=prefix + "size",
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)
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# Default environment options
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env.AddDefaults(platform, board)
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# Flash layout defines
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env.AddFlashLayout(board)
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# Family builders details:
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# - call env.AddLibrary("lib name", "base dir", [sources]) to add lib sources
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# - call env.BuildLibraries() to build lib targets with safe envs
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# - configure LINK, UF2OTA and UPLOAD_ACTIONS
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# - script code ordering:
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# - global vars
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# - # Tools
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# - # Flags (C(XX)FLAGS / CPPDEFINES / LINKFLAGS)
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# - sources (env.AddLibrary)
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# - # Libs & linker config (LIBPATH / LIBS / LDSCRIPT_PATH)
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# - # Misc options
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# - # Uploader
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# - # Bootloader library
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# - env.BuildLibraries()
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# - # Main firmware outputs and actions
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target_elf = env.BuildProgram()
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targets = [target_elf]
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if "UF2OTA" in env:
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target_uf2 = env.BuildUF2OTA(target_elf)
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targets.append(target_uf2)
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env.AddUF2Uploader(target_uf2)
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elif "IMG_FW" in env:
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target_fw = env.subst("$IMG_FW")
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env.AddPlatformTarget("upload", target_fw, env["UPLOAD_ACTIONS"], "Upload")
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else:
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sys.stderr.write(
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"Warning! Firmware outputs not specified. Uploading is not possible.\n"
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)
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Default(targets)
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