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import os
# toolchains options
ARCH = 'arm'
CPU = 'cortex-a'
# toolchains options
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 = r'C:\Program Files (x86)\GNU Tools ARM Embedded\6 2017-q1-update\bin'
if os.getenv('RTT_EXEC_PATH'):
EXEC_PATH = os.getenv('RTT_EXEC_PATH')
#BUILD = 'debug'
BUILD = ''
MAP_FILE = 'rtthread_ma35d1.map'
LINK_FILE = 'linking_scripts/aarch32'
TARGET_NAME = 'rtthread.bin'
#------- GCC settings ----------------------------------------------------------
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'
STRIP = PREFIX + 'strip'
DEVICE = ' -march=armv8-a -mfpu=neon-vfpv4 -ftree-vectorize -ffast-math -msoft-float'
CFLAGS = DEVICE + ' -Wall -fno-zero-initialized-in-bss '
AFLAGS = ' -c' + DEVICE + ' -x assembler-with-cpp -D__ASSEMBLY__'
LFLAGS = DEVICE + ' -nostartfiles -Wl,--gc-sections,-cref,-Map=' + MAP_FILE + ',-cref,-u,system_vectors' + ' -T ' + LINK_FILE + '.ld'
CXXFLAGS = ' -march=armv8-a -mfpu=neon-vfpv4 -std=c++11 '
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'
#M_BIN_PATH = r'z:\fatdisk\root'
CPATH = ''
LPATH = ''
if BUILD == 'debug':
CFLAGS += ' -O0 -gdwarf-2 -g'
AFLAGS += ' -gdwarf-2'
else:
CFLAGS += ' -O2'
CXXFLAGS = CFLAGS
POST_ACTION = OBJCPY + ' -O binary $TARGET ' + TARGET_NAME + '\n'
POST_ACTION += SIZE + ' $TARGET\n'
def dist_handle(BSP_ROOT, dist_dir):
import sys
cwd_path = os.getcwd()
sys.path.append(os.path.join(os.path.dirname(BSP_ROOT), 'tools'))
from sdk_dist import dist_do_building
dist_do_building(BSP_ROOT, dist_dir)
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