53 lines
1.9 KiB
Python
53 lines
1.9 KiB
Python
import os
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# toolchains options
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ARCH ='arm'
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CPU ='cortex-a'
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CROSS_TOOL = 'gcc'
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PLATFORM = 'gcc'
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EXEC_PATH = os.getenv('RTT_EXEC_PATH') or r'/usr/bin'
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BUILD = 'debug'
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LINK_SCRIPT = 'link.lds'
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if PLATFORM == 'gcc':
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PREFIX = os.getenv('RTT_CC_PREFIX') or 'arm-none-eabi-'
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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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STRIP = PREFIX + 'strip'
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CFPFLAGS = ' -msoft-float'
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AFPFLAGS = ' -mfloat-abi=softfp -mfpu=neon'
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DEVICE = ' -march=armv7-a -mtune=cortex-a7 -ftree-vectorize -ffast-math -funwind-tables -fno-strict-aliasing'
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CXXFLAGS= DEVICE + CFPFLAGS + ' -Wall -fdiagnostics-color=always'
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CFLAGS = DEVICE + CFPFLAGS + ' -Wall -Wno-cpp -std=gnu99 -D_POSIX_SOURCE -fdiagnostics-color=always'
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AFLAGS = DEVICE + ' -c' + AFPFLAGS + ' -x assembler-with-cpp'
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LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rtthread.map,-cref,-u,system_vectors -T '+ LINK_SCRIPT + ' -lsupc++ -lgcc -static'
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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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CXXFLAGS += ' -O0 -gdwarf-2'
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AFLAGS += ' -gdwarf-2'
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else:
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CFLAGS += ' -Os'
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CXXFLAGS += ' -Os'
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CXXFLAGS += ' -Woverloaded-virtual -fno-rtti'
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M_CFLAGS = CFLAGS + ' -mlong-calls -fPIC '
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M_CXXFLAGS = CXXFLAGS + ' -mlong-calls -fPIC'
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M_LFLAGS = DEVICE + CXXFLAGS + ' -Wl,--gc-sections,-z,max-page-size=0x4' +\
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' -shared -fPIC -nostartfiles -nostdlib -static-libgcc'
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M_POST_ACTION = STRIP + ' -R .hash $TARGET\n' + SIZE + ' $TARGET \n'
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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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