2017-09-19 12:14:52 +08:00
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import os
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# toolchains options
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ARCH='arm'
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CPU='vexpress-a9'
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CROSS_TOOL='gcc'
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if os.getenv('RTT_CC'):
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CROSS_TOOL = os.getenv('RTT_CC')
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if CROSS_TOOL == 'gcc':
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PLATFORM = 'gcc'
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EXEC_PATH = '/opt/gcc-arm-none-eabi-4_8-2014q1_gri/bin'
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elif CROSS_TOOL == 'keil':
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PLATFORM = 'armcc'
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EXEC_PATH = 'C:/Keil'
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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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PREFIX = '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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2017-10-17 09:53:16 +08:00
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LINK = PREFIX + 'g++'
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2017-09-19 12:14:52 +08:00
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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 = ' -march=armv7-a -marm -msoft-float'
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CFLAGS = DEVICE + ' -Wall'
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AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -D__ASSEMBLY__'
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LINK_SCRIPT = 'link.lds'
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LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rtthread.map,-cref,-u,system_vectors'+\
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' -T %s' % LINK_SCRIPT
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CPATH = ''
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LPATH = ''
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# generate debug info in all cases
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AFLAGS += ' -gdwarf-2'
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CFLAGS += ' -g -gdwarf-2'
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if BUILD == 'debug':
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CFLAGS += ' -O0'
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else:
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CFLAGS += ' -O2'
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CXXFLAGS = CFLAGS
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POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' +\
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SIZE + ' $TARGET \n'
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elif PLATFORM == 'armcc':
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# toolchains
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CC = 'armcc'
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CXX = 'armcc'
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AS = 'armasm'
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AR = 'armar'
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LINK = 'armlink'
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TARGET_EXT = 'axf'
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DEVICE = ' --device DARMP'
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CFLAGS = DEVICE + ' --apcs=interwork'
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AFLAGS = DEVICE
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LFLAGS = DEVICE + ' --info sizes --info totals --info unused --info veneers --list rtthread.map --scatter rtthread.sct'
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CFLAGS += ' -I' + EXEC_PATH + '/ARM/RV31/INC'
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LFLAGS += ' --libpath ' + EXEC_PATH + '/ARM/RV31/LIB'
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EXEC_PATH += '/arm/bin40/'
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if BUILD == 'debug':
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CFLAGS += ' -g -O0'
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AFLAGS += ' -g'
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else:
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CFLAGS += ' -O2'
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POST_ACTION = 'fromelf --bin $TARGET --output rtthread.bin \nfromelf -z $TARGET'
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elif PLATFORM == 'iar':
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# toolchains
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CC = 'iccarm'
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AS = 'iasmarm'
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AR = 'iarchive'
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LINK = 'ilinkarm'
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TARGET_EXT = 'out'
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DEVICE = ' --cpu DARMP'
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CFLAGS = ''
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AFLAGS = ''
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LFLAGS = ' --config rtthread.icf'
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EXEC_PATH += '/arm/bin/'
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RT_USING_MINILIBC = False
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POST_ACTION = ''
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