software/demo: Add --mem parameter to allow specifying Memory region where code will be loaded/executed.
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@ -3,16 +3,19 @@
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#
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# This file is part of LiteX.
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#
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# Copyright (c) 2020 Florent Kermarrec <florent@enjoy-digital.fr>
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# Copyright (c) 2020-2022 Florent Kermarrec <florent@enjoy-digital.fr>
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# SPDX-License-Identifier: BSD-2-Clause
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import os
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import argparse
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from litex.build.tools import replace_in_file
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def main():
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parser = argparse.ArgumentParser(description="LiteX Bare Metal Demo App.")
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parser.add_argument("--build-path", help="Target's build path (ex build/board_name).", required=True)
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parser.add_argument("--with-cxx", action="store_true", help="Enable CXX support.")
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parser.add_argument("--mem", default="main_ram", help="Memory Region from which code will be executed.")
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args = parser.parse_args()
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# Create demo directory
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@ -21,6 +24,9 @@ def main():
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# Copy contents to demo directory
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os.system(f"cp {os.path.abspath(os.path.dirname(__file__))}/* demo")
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# Update memory region.
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replace_in_file("demo/linker.ld", "main_ram", args.mem)
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# Compile demo
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build_path = args.build_path if os.path.isabs(args.build_path) else os.path.join("..", args.build_path)
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os.system(f"export BUILD_DIR={build_path} && {'export WITH_CXX=1 &&' if args.with_cxx else ''} cd demo && make")
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