import os # toolchains options ARCH='arm' CPU='cortex-m3' CROSS_TOOL = 'keil' if os.getenv('RTT_CC'): CROSS_TOOL = os.getenv('RTT_CC') #device options PART_TYPE = 'PART_LM3S9B96' if CROSS_TOOL == 'gcc': PLATFORM = 'gcc' EXEC_PATH = 'E:/Program Files/CodeSourcery/Sourcery G++ Lite/bin' elif CROSS_TOOL == 'keil': PLATFORM = 'armcc' EXEC_PATH = 'C:/Keil' elif CROSS_TOOL == 'iar': print('================ERROR============================') print('Not support iar yet!') print('=================================================') exit(0) if os.getenv('RTT_EXEC_PATH'): EXEC_PATH = os.getenv('RTT_EXEC_PATH') BUILD = 'debug' if PLATFORM == 'gcc': # toolchains PREFIX = 'arm-none-eabi-' CC = PREFIX + 'gcc' AS = PREFIX + 'gcc' AR = PREFIX + 'ar' LINK = PREFIX + 'gcc' TARGET_EXT = 'elf' SIZE = PREFIX + 'size' OBJDUMP = PREFIX + 'objdump' OBJCPY = PREFIX + 'objcopy' DEVICE = ' -mcpu=cortex-m3 -mthumb' CFLAGS = DEVICE + ' -Dsourcerygxx -ffunction-sections -fdata-sections' AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp' LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rtthread-lm3s.map,-cref,-u,Reset_Handler -T lm3s_rom.ld' CPATH = '' LPATH = '' if BUILD == 'debug': CFLAGS += ' -O0 -gdwarf-2' AFLAGS += ' -gdwarf-2' else: CFLAGS += ' -O2' POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' + SIZE + ' $TARGET \n' elif PLATFORM == 'armcc': # toolchains CC = 'armcc' AS = 'armasm' AR = 'armar' LINK = 'armlink' TARGET_EXT = 'axf' DEVICE = ' --device DLM' CFLAGS = DEVICE + ' --apcs=interwork' AFLAGS = DEVICE LFLAGS = DEVICE + ' --info sizes --info totals --info unused --info veneers --list rtthread-lm3s.map --scatter lm3s_rom.sct' CFLAGS += ' -I' + EXEC_PATH + '/ARM/RV31/INC' LFLAGS += ' --libpath ' + EXEC_PATH + '/ARM/RV31/LIB' EXEC_PATH += '/arm/bin40/' if BUILD == 'debug': CFLAGS += ' -g -O0' AFLAGS += ' -g' else: CFLAGS += ' -O2' RT_USING_MINILIBC = False POST_ACTION = 'fromelf --bin $TARGET --output rtthread.bin \nfromelf -z $TARGET'