rt-thread-official/bsp/qemu-vexpress-a9/rtconfig.py

62 lines
1.7 KiB
Python

import os
# toolchains options
ARCH='arm'
CPU='vexpress-a9'
CROSS_TOOL='gcc'
if os.getenv('RTT_CC'):
CROSS_TOOL = os.getenv('RTT_CC')
PLATFORM = 'gcc'
EXEC_PATH = '/opt/gcc-arm-none-eabi-4_8-2014q1_gri/bin'
if os.getenv('RTT_EXEC_PATH'):
EXEC_PATH = os.getenv('RTT_EXEC_PATH')
BUILD = 'debug'
if PLATFORM == 'gcc':
# toolchains
PREFIX = 'arm-none-eabi-'
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'
STRIP = PREFIX + 'strip'
DEVICE = ' -march=armv7-a -marm -msoft-float'
CFLAGS = DEVICE + ' -Wall'
AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -D__ASSEMBLY__ -I.'
LINK_SCRIPT = 'link.lds'
LFLAGS = DEVICE + ' -nostartfiles -Wl,--gc-sections,-Map=rtthread.map,-cref,-u,system_vectors'+\
' -T %s' % LINK_SCRIPT
CPATH = ''
LPATH = ''
# generate debug info in all cases
AFLAGS += ' -gdwarf-2'
CFLAGS += ' -g -gdwarf-2'
if BUILD == 'debug':
CFLAGS += ' -O0'
else:
CFLAGS += ' -O2'
CXXFLAGS = CFLAGS + ' -Woverloaded-virtual -fno-exceptions -fno-rtti'
M_CFLAGS = CFLAGS + ' -mlong-calls -fPIC '
M_CXXFLAGS = CXXFLAGS + ' -mlong-calls -fPIC'
M_LFLAGS = DEVICE + CXXFLAGS + ' -Wl,--gc-sections,-z,max-page-size=0x4' +\
' -shared -fPIC -nostartfiles -nostdlib -static-libgcc'
M_POST_ACTION = STRIP + ' -R .hash $TARGET\n' + SIZE + ' $TARGET \n'
POST_ACTION = OBJCPY + ' -O binary $TARGET rtthread.bin\n' +\
SIZE + ' $TARGET \n'