2021-08-06 18:35:58 +08:00
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import os
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# toolchains options
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ARCH ='aarch64'
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2021-09-22 17:57:45 +08:00
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CPU ='cortex-a'
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2021-08-06 18:35:58 +08:00
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CROSS_TOOL ='gcc'
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if os.getenv('RTT_ROOT'):
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RTT_ROOT = os.getenv('RTT_ROOT')
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else:
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RTT_ROOT = os.path.join(os.getcwd(), '..', '..')
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if os.getenv('RTT_CC'):
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CROSS_TOOL = os.getenv('RTT_CC')
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# cross_tool provides the cross compiler
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# EXEC_PATH is the compiler execute path, for example, CodeSourcery,
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if CROSS_TOOL == 'gcc':
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PLATFORM = 'gcc'
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EXEC_PATH = r'C:/Program Files/gcc-arm-8.3-2019.03-i686-mingw32-aarch64-elf/bin'
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if os.getenv('RTT_EXEC_PATH'):
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EXEC_PATH = os.getenv('RTT_EXEC_PATH')
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BUILD = 'debug'
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if PLATFORM == 'gcc':
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# toolchains
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2022-01-07 13:49:06 +08:00
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PREFIX = 'aarch64-none-elf-'
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2021-08-06 18:35:58 +08:00
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CC = PREFIX + 'gcc'
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CXX = PREFIX + 'g++'
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AS = PREFIX + 'gcc'
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AR = PREFIX + 'ar'
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LINK = PREFIX + 'gcc'
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TARGET_EXT = 'elf'
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SIZE = PREFIX + 'size'
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OBJDUMP = PREFIX + 'objdump'
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OBJCPY = PREFIX + 'objcopy'
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DEVICE = ' -g -march=armv8-a -mtune=cortex-a53'
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CFLAGS = DEVICE + ' -Wall'
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AFLAGS = ' -c' + ' -x assembler-with-cpp -D__ASSEMBLY__'
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LFLAGS = DEVICE + ' -nostartfiles -Wl,--gc-sections,-Map=rtthread.map,-cref,-u,system_vectors -T link.lds'
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CPATH = ''
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LPATH = ''
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if BUILD == 'debug':
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CFLAGS += ' -O0 -gdwarf-2'
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AFLAGS += ' -gdwarf-2'
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else:
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CFLAGS += ' -O2'
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CXXFLAGS = CFLAGS
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DUMP_ACTION = OBJDUMP + ' -D -S $TARGET > rtt.asm\n'
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POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' + SIZE + ' $TARGET \n'
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