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- import os
- # toolchains options
- ARCH='arc'
- CPU='em'
- CROSS_TOOL='gcc'
- if os.getenv('RTT_CC'):
- CROSS_TOOL = os.getenv('RTT_CC')
- # only support GNU GCC compiler
- PLATFORM = 'gcc'
- EXEC_PATH = 'C:/arc/gnu/bin'
- if os.getenv('RTT_EXEC_PATH'):
- EXEC_PATH = os.getenv('RTT_EXEC_PATH')
- BUILD = 'debug'
- if PLATFORM == 'gcc':
- # toolchains
- PREFIX = 'arc-elf32-'
- CC = PREFIX + 'gcc'
- CXX = PREFIX + 'g++'
- AS = PREFIX + 'gcc'
- AR = PREFIX + 'ar'
- LINK = PREFIX + 'gcc'
- TARGET_EXT = 'elf'
- SIZE = PREFIX + 'size'
- OBJDUMP = PREFIX + 'objdump'
- OBJCPY = PREFIX + 'objcopy'
- DBG = PREFIX + 'gdb'
- DEVICE = ' -mno-sdata -Wall -mcpu=em4_fpus -mlittle-endian -mcode-density -mdiv-rem -mswap -mnorm -mmpy-option=6 -mbarrel-shifter -mfpu=fpus_all'
- CFLAGS = DEVICE
- AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp'
- LINK_SCRIPT = 'emsk_em9d.ld'
- LFLAGS = DEVICE + ' -mno-sdata -nostartfiles -Wl,--gc-sections,-Map=emsk_em9d.map,-cref,-u,system_vectors -T %s' % LINK_SCRIPT
- OPENOCD_SCRIPT_ROOT = 'C:/arc/gnu/share/openocd/scripts'
- OPENOCD_CFG_FILE = OPENOCD_SCRIPT_ROOT + '/board/snps_em_sk_v2.2.cfg'
- OPENOCD_OPTIONS = '-s %s -f %s' % (OPENOCD_SCRIPT_ROOT, OPENOCD_CFG_FILE)
- DBG_HW_FLAGS = ''' -ex "target remote | openocd --pipe %s" -ex "load" ''' % OPENOCD_OPTIONS
- TARGET = 'rtthread_snps_emsk_em9d.' + TARGET_EXT
- 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'
- #POST_ACTION = DBG + DBG_HW_FLAGS + TARGET
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