rt-thread-official/bsp/realview-a8/SConstruct

43 lines
1.3 KiB
Python

import os
import sys
import rtconfig
if os.getenv('RTT_ROOT'):
RTT_ROOT = os.getenv('RTT_ROOT')
else:
RTT_ROOT = os.path.normpath(os.getcwd() + '/../..')
sys.path = sys.path + [os.path.join(RTT_ROOT, 'tools')]
from building import *
TARGET = 'rtthread-realview.' + rtconfig.TARGET_EXT
env = Environment(tools = ['mingw'],
AS = rtconfig.AS, ASFLAGS = rtconfig.AFLAGS,
CC = rtconfig.CC, CCFLAGS = rtconfig.CFLAGS,
AR = rtconfig.AR, ARFLAGS = '-rc',
LINK = rtconfig.LINK, LINKFLAGS = rtconfig.LFLAGS)
env.PrependENVPath('PATH', rtconfig.EXEC_PATH)
Export('RTT_ROOT')
Export('rtconfig')
# prepare building environment
objs = PrepareBuilding(env, RTT_ROOT)
if GetDepend('RT_USING_VMM'):
if os.system('{cppcmd} -P -C -E -I. -D__ASSEMBLY__ {ldfile}.S -o {ldfile}'.format(
cppcmd = os.path.join(rtconfig.EXEC_PATH, 'arm-none-eabi-gcc'),
ldfile = rtconfig.LINK_SCRIPT)) != 0:
print 'failed to generate linker script %s' % rtconfig.LINK_SCRIPT
sys.exit(255)
# if the linker script changed, relink the target
Depends(TARGET, rtconfig.LINK_SCRIPT)
else:
# we should use none-vmm link script
link_flags = str(env['LINKFLAGS'])
env['LINKFLAGS'] = link_flags.replace('_vmm.lds', '.lds')
# make a building
DoBuilding(TARGET, objs)