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import os
# toolchains options
ARCH='arm'
CPU='cortex-m4'
CROSS_TOOL='keil'
if os.getenv('RTT_CC'):
CROSS_TOOL = os.getenv('RTT_CC')
if os.getenv('RTT_ROOT'):
RTT_ROOT = os.getenv('RTT_ROOT')
# cross_tool provides the cross compiler
# EXEC_PATH is the compiler execute path, for example, CodeSourcery, Keil MDK, IAR
if CROSS_TOOL == 'gcc':
print '================ERROR============================'
print 'Not support gcc yet!'
print '================================================='
PLATFORM = 'gcc'
elif CROSS_TOOL == 'keil':
PLATFORM = 'armcc'
EXEC_PATH = r'C:/Keil_v5'
elif CROSS_TOOL == 'iar':
PLATFORM = 'iar'
EXEC_PATH = r'C:/Program Files (x86)/IAR Systems/Embedded Workbench 8.0'
if os.getenv('RTT_EXEC_PATH'):
EXEC_PATH = os.getenv('RTT_EXEC_PATH')
BUILD = 'debug'
if PLATFORM == 'armcc':
# toolchains
CC = 'armcc'
AS = 'armasm'
AR = 'armar'
LINK = 'armlink'
TARGET_EXT = 'axf'
DEVICE = ' --cpu=cortex-m4.fp'
CFLAGS = DEVICE + ' --apcs=interwork --cpu Cortex-M4.fp'
AFLAGS = DEVICE
LFLAGS = DEVICE + ' --info sizes --info totals --info unused --info veneers --list rtthread-gd32.map --scatter gd32_rom.sct'
CFLAGS += ' -I' + EXEC_PATH + '/ARM/RV31/INC'
LFLAGS += ' --libpath ' + EXEC_PATH + '/ARM/RV31/LIB'
EXEC_PATH += '/arm/bin40/'
CFLAGS += ' --c99'
if BUILD == 'debug':
CFLAGS += ' -g -O0'
AFLAGS += ' -g'
else:
CFLAGS += ' -O2'
POST_ACTION = 'fromelf --bin $TARGET --output rtthread.bin \nfromelf -z $TARGET'
elif PLATFORM == 'iar':
# toolchains
CC = 'iccarm'
AS = 'iasmarm'
AR = 'iarchive'
LINK = 'ilinkarm'
TARGET_EXT = 'out'
DEVICE = ' -D USE_STDPERIPH_DRIVER' + ' -D GD32F450xK'
CFLAGS = DEVICE
CFLAGS += ' --diag_suppress Pa050'
CFLAGS += ' --no_cse'
CFLAGS += ' --no_unroll'
CFLAGS += ' --no_inline'
CFLAGS += ' --no_code_motion'
CFLAGS += ' --no_tbaa'
CFLAGS += ' --no_clustering'
CFLAGS += ' --no_scheduling'
CFLAGS += ' --debug'
CFLAGS += ' --endian=little'
CFLAGS += ' --cpu=Cortex-M4'
CFLAGS += ' -e'
CFLAGS += ' --fpu=None'
CFLAGS += ' --dlib_config "' + EXEC_PATH + '/arm/INC/c/DLib_Config_Normal.h"'
CFLAGS += ' -Ol'
CFLAGS += ' --use_c++_inline'
AFLAGS = ''
AFLAGS += ' -s+'
AFLAGS += ' -w+'
AFLAGS += ' -r'
AFLAGS += ' --cpu Cortex-M4'
AFLAGS += ' --fpu None'
LFLAGS = ' --config gd32_rom.icf'
LFLAGS += ' --redirect _Printf=_PrintfTiny'
LFLAGS += ' --redirect _Scanf=_ScanfSmall'
LFLAGS += ' --entry __iar_program_start'
EXEC_PATH += '/arm/bin/'
POST_ACTION = ''
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