import os ARCH = 'arm' CPU = 'arm926' # toolchains options CROSS_TOOL = 'gcc' #------- toolchains path ------------------------------------------------------- if os.getenv('RTT_CC'): CROSS_TOOL = os.getenv('RTT_CC') if CROSS_TOOL == 'gcc': PLATFORM = 'gcc' EXEC_PATH = r'D:\arm-2013.11\bin' elif CROSS_TOOL == 'keil': PLATFORM = 'armcc' EXEC_PATH = 'C:/Keil_v5' elif CROSS_TOOL == 'iar': PLATFORM = 'iar' EXEC_PATH = 'C:/Program Files (x86)/IAR Systems/Embedded Workbench 7.0' if os.getenv('RTT_EXEC_PATH'): EXEC_PATH = os.getenv('RTT_EXEC_PATH') #BUILD = 'debug' BUILD = 'release' CORE = 'arm926ej-s' MAP_FILE = 'rtthread_at91sam9260.map' LINK_FILE = 'link_scripts/at91sam9260_ram' TARGET_NAME = 'rtthread.bin' #------- GCC settings ---------------------------------------------------------- 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=arm926ej-s' CFLAGS = DEVICE AFLAGS = '-c'+ DEVICE + ' -x assembler-with-cpp' AFLAGS += ' -Iplatform' LFLAGS = DEVICE LFLAGS += ' -Wl,--gc-sections,-cref,-Map=' + MAP_FILE LFLAGS += ' -T ' + LINK_FILE + '.ld' CPATH = '' LPATH = '' if BUILD == 'debug': CFLAGS += ' -O0 -gdwarf-2' AFLAGS += ' -gdwarf-2' else: CFLAGS += ' -O2' POST_ACTION = OBJCPY + ' -O binary $TARGET ' + TARGET_NAME + '\n' POST_ACTION += SIZE + ' $TARGET\n' #------- Keil settings --------------------------------------------------------- elif PLATFORM == 'armcc': # toolchains CC = 'armcc' AS = 'armasm' AR = 'armar' LINK = 'armlink' TARGET_EXT = 'axf' EXEC_PATH += '/arm/armcc/bin/' DEVICE = ' --cpu=' + CORE CFLAGS = DEVICE + ' --apcs=interwork --diag_suppress=870' AFLAGS = DEVICE + ' -Iplatform' LFLAGS = DEVICE + ' --strict' LFLAGS += ' --info sizes --info totals --info unused --info veneers' LFLAGS += ' --list ' + MAP_FILE LFLAGS += ' --scatter ' + LINK_FILE + '.scat' if BUILD == 'debug': CFLAGS += ' -g -O0' AFLAGS += ' -g' else: CFLAGS += ' -O2' POST_ACTION = 'fromelf --bin $TARGET --output ' + TARGET_NAME + ' \n' POST_ACTION += 'fromelf -z $TARGET\n' #------- IAR settings ---------------------------------------------------------- elif PLATFORM == 'iar': # toolchains CC = 'iccarm' AS = 'iasmarm' AR = 'iarchive' LINK = 'ilinkarm' TARGET_EXT = 'out' DEVICE = CORE CFLAGS = '--cpu=' + 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 += ' --endian=little' CFLAGS += ' -e' CFLAGS += ' --fpu=none' CFLAGS += ' --dlib_config "' + EXEC_PATH + '/arm/INC/c/DLib_Config_Normal.h"' CFLAGS += ' --silent' AFLAGS = '--cpu '+ DEVICE AFLAGS += ' -s+' AFLAGS += ' -w+' AFLAGS += ' -r' AFLAGS += ' --fpu none' AFLAGS += ' -S' AFLAGS += ' -Iplatform' if BUILD == 'debug': CFLAGS += ' --debug' CFLAGS += ' -On' else: CFLAGS += ' -Oh' LFLAGS = '--config ' + LINK_FILE +'.icf' LFLAGS += ' --entry __iar_program_start' LFLAGS += ' --map ' + MAP_FILE LFLAGS += ' --silent' EXEC_PATH = EXEC_PATH + '/arm/bin/' POST_ACTION = 'ielftool --silent --bin $TARGET ' + TARGET_NAME