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import os
import sys
# toolchains options
ARCH='arm'
CPU='cortex-m4'
CROSS_TOOL='gcc'
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':
PLATFORM = 'gcc'
EXEC_PATH = 'C:\Users\XXYYZZ'
elif CROSS_TOOL == 'keil':
PLATFORM = 'armclang'
EXEC_PATH = 'C:/Keil_v5'
elif CROSS_TOOL == 'iar':
PLATFORM = 'iar'
EXEC_PATH = 'C:/Program Files/IAR Systems/Embedded Workbench 8.0'
if os.getenv('RTT_EXEC_PATH'):
EXEC_PATH = os.getenv('RTT_EXEC_PATH')
# BUILD = 'debug'
BUILD = 'release'
if PLATFORM == 'gcc':
# toolchains
PREFIX = 'arm-none-eabi-'
CC = PREFIX + 'gcc'
AS = PREFIX + 'gcc'
AR = PREFIX + 'ar'
CXX = PREFIX + 'g++'
LINK = PREFIX + 'gcc'
TARGET_EXT = 'elf'
SIZE = PREFIX + 'size'
OBJDUMP = PREFIX + 'objdump'
OBJCPY = PREFIX + 'objcopy'
NM = PREFIX + 'nm'
DEVICE = ' -mcpu=cortex-m33 -mthumb -mfpu=fpv5-sp-d16 -mfloat-abi=hard -ffunction-sections -fdata-sections'
CFLAGS = DEVICE + ' -Dgcc'
AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -Wa,-mimplicit-it=thumb '
LFLAGS = DEVICE + ' -Wl,--gc-sections,-Map=rtthread.map,-cref,-u,Reset_Handler -T script/fsp.ld -L script/'
CPATH = ''
LPATH = ''
if BUILD == 'debug':
CFLAGS += ' -O0 -gdwarf-2 -g -Wall'
AFLAGS += ' -gdwarf-2'
else:
CFLAGS += ' -Os'
POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' + SIZE + ' $TARGET \n'
POST_ACTION += OBJCPY + ' -O ihex $TARGET rtthread.hex\n' + SIZE + ' $TARGET \n'
elif PLATFORM == 'armcc':
# toolchains
CC = 'armcc'
AS = 'armasm'
AR = 'armar'
LINK = 'armlink'
TARGET_EXT = 'axf'
DEVICE = ' --cpu=cortex-m4'
CFLAGS = DEVICE + ' --apcs=interwork --c99 --gnu'
AFLAGS = DEVICE + ' --apcs=interwork '
LFLAGS = DEVICE + ' --scatter ' + 'script/fsp.scat' + ' --info sizes --info totals --info unused --info veneers --list rt-thread.map --strict'
LFLAGS += ' --libpath=' + EXEC_PATH + '/ARM/ARMCC/lib'
EXEC_PATH += '/ARM/ARMCC/bin/'
if BUILD == 'debug':
CFLAGS += ' -g -O0'
AFLAGS += ' -g'
else:
CFLAGS += ' -Os'
POST_ACTION = 'fromelf --bin $TARGET --output rtthread.bin \nfromelf -z $TARGET \n'
POST_ACTION += 'python ./makeimg.py'
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