未验证 提交 7b6ecb1b 编写于 作者: G guo 提交者: GitHub

Merge pull request #5137 from mysterywolf/tool

[tools] 增加将汇编启动文件入口函数由main改为entry的自动扫描脚本
#
# File : upgrade.py
# This file is part of RT-Thread RTOS
# COPYRIGHT (C) 2006 - 2021, RT-Thread Development Team
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License along
# with this program; if not, write to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#
# Change Logs:
# Date Author Notes
# 2021-10-11 Meco Man First version
#
# 本文件用于在HAL库更新之后
# 1.对gcc的汇编启动文件中main替换为entry函数
# 2.将启动文件heap降为0
#使用方法:运行脚本,将bsp/stm32的绝对路径传给脚本即可,如:C:\Users\92036\Desktop\rt-thread\bsp\stm32
import os
import re
#将'bl main' 替换为 'bl entry'
def main2entry(path):
oldline = ''
newline = ''
for root, dirs, files in os.walk(path): #递归扫描里面的所有文件
for file in files:
if os.path.splitext(file)[1] == '.s': #找.s文件
file_path = os.path.join(root,file)
flag_need_replace = False
with open(file_path,'r+',) as f:
while True:
line = f.readline()
if line == '':
break
elif ('bl' in line) and ('main' in line): #发现'bl main'
oldline = line # bl main
newline = line.replace('main', 'entry') #将main替换为entry,形成新的字符串
flag_need_replace = True #标记该文件需要做entry替换
break
if (flag_need_replace == True): #若该文件需要将main替换为entry
f.seek(0)
content = f.read()
f.seek(0)
f.truncate()
newcontent = content.replace(oldline, newline)
f.write(newcontent)
#将启动文件的heap降为0
def heap2zero(path):
oldline = ''
newline = ''
for root, dirs, files in os.walk(path): #递归扫描里面的所有文件
for file in files:
file_path = os.path.join(root,file)
if os.path.splitext(file)[1] == '.s': #找.s文件
with open(file_path,'r+',) as f:
flag_need_replace = False
while True:
line = f.readline()
if line == '':
break
re_result = re.match('\s*Heap_Size\s+EQU\s+0[xX][0-9a-fA-F]+', line) #MDK的表示方法
if re_result != None:
oldline = line
newline = re.sub('0[xX][0-9a-fA-F]+','0x00000000', oldline)
flag_need_replace = True
break
if flag_need_replace == True:
f.seek(0)
content = f.read()
f.seek(0)
f.truncate()
newcontent = content.replace(oldline, newline)
f.write(newcontent)
elif os.path.splitext(file)[1] == '.icf': #找.icf文件(IAR)
with open(file_path,'r+',) as f:
flag_need_replace = False
while True:
line = f.readline()
if line == '':
break
re_result = re.match('\s*define\s+symbol\s+__ICFEDIT_size_heap__\s*=\s*0[xX][0-9a-fA-F]+', line) #IAR的表示方法
if re_result != None:
oldline = line
newline = re.sub('0[xX][0-9a-fA-F]+','0x000', oldline)
flag_need_replace = True
break
if flag_need_replace == True:
f.seek(0)
content = f.read()
f.seek(0)
f.truncate()
newcontent = content.replace(oldline, newline)
f.write(newcontent)
elif os.path.splitext(file)[1] == '.lds': #找.lds文件(GCC)
with open(file_path,'r+',) as f:
flag_need_replace = False
while True:
line = f.readline()
if line == '':
break
re_result = re.match('\s*_system_stack_size\s*=\s*0[xX][0-9a-fA-F]+', line) #GCC的表示方法
if re_result != None:
oldline = line
newline = re.sub('0[xX][0-9a-fA-F]+','0x000', oldline)
flag_need_replace = True
break
if flag_need_replace == True:
f.seek(0)
content = f.read()
f.seek(0)
f.truncate()
newcontent = content.replace(oldline, newline)
f.write(newcontent)
folder_path = input('please input path:')
main2entry(folder_path)
heap2zero(folder_path)
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