Add memtrace command for memheap.c

9 files changed, 1235 insertions, 57 deletions

diff --git a/tools/WCS.py b/tools/WCS.py
new file mode 100644
index 0000000000..8625d6fff5
--- /dev/null
+++ b/tools/WCS.py
@@ -0,0 +1,440 @@
+import re
+import pprint
+import os
+from subprocess import check_output
+from optparse import OptionParser
+
+# Constants
+rtl_ext_end = ".dfinish"
+rtl_ext = None # e.g. '.c.270r.dfinish'. The number '270' will change with gcc version and is auto-detected by the
+               # function find_rtl_ext
+dir = r'.' # Working directory
+su_ext = '.su'
+obj_ext = '.o'
+manual_ext = '.msu'
+read_elf_path = "arm-none-eabi-readelf.exe" # You may need to enter the full path here
+stdout_encoding = "utf-8"  # System dependant
+
+
+class Printable:
+    def __repr__(self):
+        return "<" + type(self).__name__ + "> " + pprint.pformat(vars(self), indent=4, width=1)
+
+
+class Symbol(Printable):
+    pass
+
+
+def read_symbols(file):
+    from subprocess import check_output
+
+    def to_symbol(read_elf_line):
+        v = read_elf_line.split()
+
+        s2 = Symbol()
+        s2.value = int(v[1], 16)
+        s2.size = int(v[2])
+        s2.type = v[3]
+        s2.binding = v[4]
+        if len(v) >= 8:
+            s2.name = v[7]
+        else:
+            s2.name = ""
+
+        return s2
+
+    output = check_output([read_elf_path, "-s", "-W", file]).decode(stdout_encoding)
+    lines = output.splitlines()[3:]
+    return [to_symbol(line) for line in lines]
+
+
+def read_obj(tu, call_graph):
+    """
+    Reads the file tu.o and gets the binding (global or local) for each function
+    :param tu: name of the translation unit (e.g. for main.c, this would be 'main')
+    :param call_graph: a object used to store information about each function, results go here
+    """
+    symbols = read_symbols(tu[0:tu.rindex(".")] + obj_ext)
+
+    for s in symbols:
+
+        if s.type == 'FUNC':
+            if s.binding == 'GLOBAL':
+                # Check for multiple declarations
+                if s.name in call_graph['globals'] or s.name in call_graph['locals']:
+                    raise Exception('Multiple declarations of {}'.format(s.name))
+                call_graph['globals'][s.name] = {'tu': tu, 'name': s.name, 'binding': s.binding}
+            elif s.binding == 'LOCAL':
+                # Check for multiple declarations
+                if s.name in call_graph['locals'] and tu in call_graph['locals'][s.name]:
+                    raise Exception('Multiple declarations of {}'.format(s.name))
+
+                if s.name not in call_graph['locals']:
+                    call_graph['locals'][s.name] = {}
+
+                call_graph['locals'][s.name][tu] = {'tu': tu, 'name': s.name, 'binding': s.binding}
+            elif s.binding == 'WEAK':
+                if s.name in call_graph['weak']:
+                    raise Exception('Multiple declarations of {}'.format(s.name))
+                call_graph['weak'][s.name] = {'tu': tu, 'name': s.name, 'binding': s.binding}
+            else:
+                raise Exception('Error Unknown Binding "{}" for symbol: {}'.format(s.binding, s.name))
+
+
+def find_fxn(tu, fxn, call_graph):
+    """
+    Looks up the dictionary associated with the function.
+    :param tu: The translation unit in which to look for locals functions
+    :param fxn: The function name
+    :param call_graph: a object used to store information about each function
+    :return: the dictionary for the given function or None
+    """
+
+    if fxn in call_graph['globals']:
+        return call_graph['globals'][fxn]
+    else:
+        try:
+            return call_graph['locals'][fxn][tu]
+        except KeyError:
+            return None
+
+
+def find_demangled_fxn(tu, fxn, call_graph):
+    """
+    Looks up the dictionary associated with the function.
+    :param tu: The translation unit in which to look for locals functions
+    :param fxn: The function name
+    :param call_graph: a object used to store information about each function
+    :return: the dictionary for the given function or None
+    """
+    for f in call_graph['globals'].values():
+        if 'demangledName' in f:
+            if f['demangledName'] == fxn:
+                return f
+    for f in call_graph['locals'].values():
+        if tu in f:
+            if 'demangledName' in f[tu]:
+                if f[tu]['demangledName'] == fxn:
+                    return f[tu]
+    return None
+
+
+def read_rtl(tu, call_graph):
+    """
+    Read an RTL file and finds callees for each function and if there are calls via function pointer.
+    :param tu: the translation unit
+    :param call_graph: a object used to store information about each function, results go here
+    """
+
+    # Construct A Call Graph
+    function = re.compile(r'^;; Function (.*) \((\S+), funcdef_no=\d+(, [a-z_]+=\d+)*\)( \([a-z ]+\))?$')
+    static_call = re.compile(r'^.*\(call.*"(.*)".*$')
+    other_call = re.compile(r'^.*call .*$')
+
+    for line_ in open(tu + rtl_ext).readlines():
+        m = function.match(line_)
+        if m:
+            fxn_name = m.group(2)
+            fxn_dict2 = find_fxn(tu, fxn_name, call_graph)
+            if not fxn_dict2:
+                pprint.pprint(call_graph)
+                raise Exception("Error locating function {} in {}".format(fxn_name, tu))
+
+            fxn_dict2['demangledName'] = m.group(1)
+            fxn_dict2['calls'] = set()
+            fxn_dict2['has_ptr_call'] = False
+            continue
+
+        m = static_call.match(line_)
+        if m:
+            fxn_dict2['calls'].add(m.group(1))
+            # print("Call:  {0} -> {1}".format(current_fxn, m.group(1)))
+            continue
+
+        m = other_call.match(line_)
+        if m:
+            fxn_dict2['has_ptr_call'] = True
+            continue
+
+
+def read_su(tu, call_graph):
+    """
+    Reads the 'local_stack' for each function.  Local stack ignores stack used by callees.
+    :param tu: the translation unit
+    :param call_graph: a object used to store information about each function, results go here
+    :return:
+    """
+
+    su_line = re.compile(r'^([^ :]+):([\d]+):([\d]+):(.+)\t(\d+)\t(\S+)$')
+    i = 1
+
+    for line in open(tu[0:tu.rindex(".")] + su_ext).readlines():
+        m = su_line.match(line)
+        if m:
+            fxn = m.group(4)
+            fxn_dict2 = find_demangled_fxn(tu, fxn, call_graph)
+            fxn_dict2['local_stack'] = int(m.group(5))
+        else:
+            print("error parsing line {} in file {}".format(i, tu))
+        i += 1
+
+
+def read_manual(file, call_graph):
+    """
+    reads the manual stack useage files.
+    :param file: the file name
+    :param call_graph: a object used to store information about each function, results go here
+    """
+
+    for line in open(file).readlines():
+        fxn, stack_sz = line.split()
+        if fxn in call_graph:
+            raise Exception("Redeclared Function {}".format(fxn))
+        call_graph['globals'][fxn] = {'wcs': int(stack_sz),
+                                      'calls': set(),
+                                      'has_ptr_call': False,
+                                      'local_stack': int(stack_sz),
+                                      'is_manual': True,
+                                      'name': fxn,
+                                      'tu': '#MANUAL',
+                                      'binding': 'GLOBAL'}
+
+
+def validate_all_data(call_graph):
+    """
+    Check that every entry in the call graph has the following fields:
+    .calls, .has_ptr_call, .local_stack, .scope, .src_line
+    """
+
+    def validate_dict(d):
+        if not ('calls' in d and 'has_ptr_call' in d and 'local_stack' in d
+                and 'name' in d and 'tu' in d):
+            print("Error data is missing in fxn dictionary {}".format(d))
+
+    # Loop through every global and local function
+    # and resolve each call, save results in r_calls
+    for fxn_dict2 in call_graph['globals'].values():
+        validate_dict(fxn_dict2)
+
+    for l_dict in call_graph['locals'].values():
+        for fxn_dict2 in l_dict.values():
+            validate_dict(fxn_dict2)
+
+def resolve_all_calls(call_graph):
+    def resolve_calls(fxn_dict2):
+        fxn_dict2['r_calls'] = []
+        fxn_dict2['unresolved_calls'] = set()
+
+        for call in fxn_dict2['calls']:
+            call_dict = find_fxn(fxn_dict2['tu'], call, call_graph)
+            if call_dict:
+                fxn_dict2['r_calls'].append(call_dict)
+            else:
+                fxn_dict2['unresolved_calls'].add(call)
+
+    # Loop through every global and local function
+    # and resolve each call, save results in r_calls
+    for fxn_dict in call_graph['globals'].values():
+        resolve_calls(fxn_dict)
+
+    for l_dict in call_graph['locals'].values():
+        for fxn_dict in l_dict.values():
+            resolve_calls(fxn_dict)
+
+
+def calc_all_wcs(call_graph):
+    def calc_wcs(fxn_dict2, call_graph1, parents):
+        """
+        Calculates the worst case stack for a fxn that is declared (or called from) in a given file.
+        :param parents: This function gets called recursively through the call graph.  If a function has recursion the
+        tuple file, fxn will be in the parents stack and everything between the top of the stack and the matching entry
+        has recursion.
+        :return:
+        """
+
+        # If the wcs is already known, then nothing to do
+        if 'wcs' in fxn_dict2:
+            return
+
+        # Check for pointer calls
+        if fxn_dict2['has_ptr_call']:
+            fxn_dict2['wcs'] = 'unbounded'
+            return
+
+        # Check for recursion
+        if fxn_dict2 in parents:
+            fxn_dict2['wcs'] = 'unbounded'
+            return
+
+        # Calculate WCS
+        call_max = 0
+        for call_dict in fxn_dict2['r_calls']:
+
+            # Calculate the WCS for the called function
+            parents.append(fxn_dict2)
+            calc_wcs(call_dict, call_graph1, parents)
+            parents.pop()
+
+            # If the called function is unbounded, so is this function
+            if call_dict['wcs'] == 'unbounded':
+                fxn_dict2['wcs'] = 'unbounded'
+                return
+
+            # Keep track of the call with the largest stack use
+            call_max = max(call_max, call_dict['wcs'])
+
+            # Propagate Unresolved Calls
+            for unresolved_call in call_dict['unresolved_calls']:
+                fxn_dict2['unresolved_calls'].add(unresolved_call)
+
+        fxn_dict2['wcs'] = call_max + fxn_dict2['local_stack']
+
+    # Loop through every global and local function
+    # and resolve each call, save results in r_calls
+    for fxn_dict in call_graph['globals'].values():
+        calc_wcs(fxn_dict, call_graph, [])
+
+    for l_dict in call_graph['locals'].values():
+        for fxn_dict in l_dict.values():
+            calc_wcs(fxn_dict, call_graph, [])
+
+
+def print_all_fxns(call_graph):
+
+    def print_fxn(row_format, fxn_dict2):
+        unresolved = fxn_dict2['unresolved_calls']
+        stack = str(fxn_dict2['wcs'])
+        if unresolved:
+            unresolved_str = '({})'.format(' ,'.join(unresolved))
+            if stack != 'unbounded':
+                stack = "unbounded:" + stack
+        else:
+            unresolved_str = ''
+
+        print(row_format.format(fxn_dict2['tu'], fxn_dict2['demangledName'], stack, unresolved_str))
+
+    def get_order(val):
+        if val == 'unbounded':
+            return 1
+        else:
+            return -val
+
+    # Loop through every global and local function
+    # and resolve each call, save results in r_calls
+    d_list = []
+    for fxn_dict in call_graph['globals'].values():
+        d_list.append(fxn_dict)
+
+    for l_dict in call_graph['locals'].values():
+        for fxn_dict in l_dict.values():
+            d_list.append(fxn_dict)
+
+    d_list.sort(key=lambda item: get_order(item['wcs']))
+
+    # Calculate table width
+    tu_width = max(max([len(d['tu']) for d in d_list]), 16)
+    name_width = max(max([len(d['name']) for d in d_list]), 13)
+    row_format = "{:<" + str(tu_width + 2) + "}  {:<" + str(name_width + 2) + "}  {:>14}  {:<17}"
+
+    # Print out the table
+    print("")
+    print(row_format.format('Translation Unit', 'Function Name', 'Stack', 'Unresolved Dependencies'))
+    for d in d_list:
+        print_fxn(row_format, d)
+
+
+def find_rtl_ext():
+    # Find the rtl_extension
+    global rtl_ext
+
+    for root, directories, filenames in os.walk('.'):
+        for f in filenames:
+            if (f.endswith(rtl_ext_end)):
+                rtl_ext = f[f[:-len(rtl_ext_end)].rindex("."):]
+                print("rtl_ext = " + rtl_ext)
+                return
+
+    print("Could not find any files ending with '.dfinish'.  Check that the script is being run from the correct "
+          "directory.  Check that the code was compiled with the correct flags")
+    exit(-1)
+
+
+def find_files():
+    tu = []
+    manual = []
+    all_files = []
+    for root, directories, filenames in os.walk(dir):
+        for filename in filenames:
+            all_files.append(os.path.join(root,filename))
+
+    files = [f for f in all_files if os.path.isfile(f) and f.endswith(rtl_ext)]
+    for f in files:
+        base = f[0:-len(rtl_ext)]
+        short_base = base[0:base.rindex(".")]
+        if short_base + su_ext in all_files and short_base + obj_ext in all_files:
+            tu.append(base)
+            print('Reading: {}{}, {}{}, {}{}'.format(base, rtl_ext, short_base, su_ext, short_base, obj_ext))
+
+    files = [f for f in all_files if os.path.isfile(f) and f.endswith(manual_ext)]
+    for f in files:
+        manual.append(f)
+        print('Reading: {}'.format(f))
+
+    # Print some diagnostic messages
+    if not tu:
+        print("Could not find any translation units to analyse")
+        exit(-1)
+
+    return tu, manual
+
+
+def main():
+
+    # Find the appropriate RTL extension
+    find_rtl_ext()
+
+    # Find all input files
+    call_graph = {'locals': {}, 'globals': {}, 'weak': {}}
+    tu_list, manual_list = find_files()
+
+    # Read the input files
+    for tu in tu_list:
+        read_obj(tu, call_graph)  # This must be first
+
+    for fxn in call_graph['weak'].values():
+        if fxn['name'] not in call_graph['globals'].keys():
+            call_graph['globals'][fxn['name']] = fxn
+
+    for tu in tu_list:
+        read_rtl(tu, call_graph)
+    for tu in tu_list:
+        read_su(tu, call_graph)
+
+    # Read manual files
+    for m in manual_list:
+        read_manual(m, call_graph)
+
+    # Validate Data
+    validate_all_data(call_graph)
+
+    # Resolve All Function Calls
+    resolve_all_calls(call_graph)
+
+    # Calculate Worst Case Stack For Each Function
+    calc_all_wcs(call_graph)
+
+    # Print A Nice Message With Each Function and the WCS
+    print_all_fxns(call_graph)
+
+
+
+
+def ThreadStackStaticAnalysis(env):
+    print('Start thread stack static analysis...')
+
+    import rtconfig
+    read_elf_path = rtconfig.EXEC_PATH + r'\readelf.exe'
+    main()
+
+    print('\nThread stack static analysis done!')
+    return
\ No newline at end of file
diff --git a/tools/building.py b/tools/building.py
index 2ddeb9669b..ba995af278 100644
--- a/tools/building.py
+++ b/tools/building.py
@@ -208,7 +208,12 @@ def PrepareBuilding(env, root_directory, has_libcpu=False, remove_components = [
     AddOption('--target',
                       dest = 'target',
                       type = 'string',
-                      help = 'set target project: mdk/mdk4/mdk5/iar/vs/vsc/ua/cdk/ses/makefile/eclipse')
+                      help = 'set target project: mdk/mdk4/mdk5/iar/vs/vsc/ua/cdk/ses/makefile/eclipse/codelite')
+    AddOption('--stackanalysis',
+                dest = 'stackanalysis',
+                action = 'store_true',
+                default = False,
+                help = 'thread stack static analysis')
     AddOption('--genconfig',
                 dest = 'genconfig',
                 action = 'store_true',
@@ -251,7 +256,8 @@ def PrepareBuilding(env, root_directory, has_libcpu=False, remove_components = [
                 'cdk':('gcc', 'gcc'),
                 'makefile':('gcc', 'gcc'),
                 'eclipse':('gcc', 'gcc'),
-                'ses' : ('gcc', 'gcc')}
+                'ses' : ('gcc', 'gcc'),
+                'codelite' : ('gcc', 'gcc')}
     tgt_name = GetOption('target')
 
     if tgt_name:
@@ -270,9 +276,6 @@ def PrepareBuilding(env, root_directory, has_libcpu=False, remove_components = [
         except KeyError:
             print ('Unknow target: '+ tgt_name+'. Avaible targets: ' +', '.join(tgt_dict.keys()))
             sys.exit(1)
-    elif (GetDepend('RT_USING_NEWLIB') == False and GetDepend('RT_USING_NOLIBC') == False) \
-        and rtconfig.PLATFORM == 'gcc':
-        AddDepend('RT_USING_MINILIBC')
 
     # auto change the 'RTT_EXEC_PATH' when 'rtconfig.EXEC_PATH' get failed
     if not os.path.exists(rtconfig.EXEC_PATH):
@@ -363,6 +366,11 @@ def PrepareBuilding(env, root_directory, has_libcpu=False, remove_components = [
         genconfig()
         exit(0)
 
+    if GetOption('stackanalysis'):
+        from WCS import ThreadStackStaticAnalysis
+        ThreadStackStaticAnalysis(Env)
+        exit(0)
+    
     if env['PLATFORM'] != 'win32':
         AddOption('--menuconfig',
                     dest = 'menuconfig',
@@ -862,6 +870,10 @@ def GenTargetProject(program = None):
     if GetOption('target') == 'eclipse':
         from eclipse import TargetEclipse
         TargetEclipse(Env, GetOption('reset-project-config'), GetOption('project-name'))
+        
+    if GetOption('target') == 'codelite':
+        from codelite import TargetCodelite
+        TargetCodelite(Projects, program)
 
 
 def EndBuilding(target, program = None):
diff --git a/tools/codelite.py b/tools/codelite.py
new file mode 100644
index 0000000000..9b2060dfa5
--- /dev/null
+++ b/tools/codelite.py
@@ -0,0 +1,215 @@
+#
+# File      : codelite.py
+# This file is part of RT-Thread RTOS
+# COPYRIGHT (C) 2006 - 2020, 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
+# 2020-10-14     LiuMin       Add copyright information
+#
+
+import os
+import sys
+import string
+import building
+import rtconfig
+
+import xml.etree.ElementTree as etree
+from xml.etree.ElementTree import SubElement
+from utils import _make_path_relative
+from utils import xml_indent
+
+import utils
+
+fs_encoding = sys.getfilesystemencoding()
+
+def CLSetCFlags(root, flags):
+    node = root.find('Settings').find('Configuration').find('Compiler')
+    node.attrib['C_Options'] = flags
+    
+def CLSetCxxFlags(root, flags):
+    node = root.find('Settings').find('Configuration').find('Compiler')
+    node.attrib['Options'] = flags
+    
+def CLSetAsFlags(root, flags):
+    node = root.find('Settings').find('Configuration').find('Compiler')
+    node.attrib['Assembler'] = flags
+    
+def CLAddIncludePath(root, path):
+    node = root.find('Settings').find('Configuration').find('Compiler')
+    node = SubElement(node, 'IncludePath')
+    node.attrib['Value'] = path
+
+def CLAddPreprocessor(root, value):
+    node = root.find('Settings').find('Configuration').find('Compiler')
+    node = SubElement(node, 'Preprocessor')
+    node.attrib['Value'] = value
+    
+
+def CLSetLdFlags(root, flags):
+    node = root.find('Settings').find('Configuration').find('Linker')
+    node.attrib['Options'] = flags
+    
+def CLAddLibrary_path(root, path):
+    node = root.find('Settings').find('Configuration').find('Linker')
+    node = SubElement(node, 'LibraryPath')
+    node.attrib['Value'] = path
+    
+def CLAddLibrary(root, lib):
+    node = root.find('Settings').find('Configuration').find('Linker')
+    node = SubElement(node, 'Library')
+    node.attrib['Value'] = lib
+    
+def CLAddFile(root, file_path):
+    file_path = file_path.replace('\\', '/')
+
+    dir_list = file_path.split('/')
+    dir_list.pop()
+    if not len(dir_list):
+        dir_list.append(os.path.abspath('.').replace('\\', '/').split('/')[-1])
+    
+    parent = root
+    for dir_name in dir_list:
+        if dir_name == '..':
+            continue
+        
+        node = None
+        nodes = parent.findall('VirtualDirectory')
+        for iter in nodes:
+            if iter.attrib['Name'] == dir_name:
+                node = iter
+                break
+        if node is None:
+            node = SubElement(parent, 'VirtualDirectory')
+            node.attrib['Name'] = dir_name
+        parent = node
+
+    if parent != root:
+        node = SubElement(parent, 'File')
+        node.attrib['Name'] = file_path
+        
+def CLAddHeaderFiles(parent, program, project_path):
+    utils.source_ext = []
+    utils.source_ext = ["h"]
+    for item in program:
+        utils.walk_children(item)
+    utils.source_list.sort()
+    
+    for f in utils.source_list:
+        path = _make_path_relative(project_path, f)
+        CLAddFile(parent, path)
+        
+def CLAddCFiles(parent, files, project_path):
+    for f in files:
+        fn = f.rfile()
+        name = fn.name
+        path = os.path.dirname(fn.abspath)
+
+        path = _make_path_relative(project_path, path)
+        path = os.path.join(path, name)
+        CLAddFile(parent, path)
+        
+    
+
+def CLGenWorkspace(project_name, project_path):
+    if os.path.isfile('codelite_template.workspace'):
+        tree = etree.parse('codelite_template.workspace')
+    else:
+        tree = etree.parse(os.path.join(os.path.dirname(__file__), 'codelite_template.workspace'))
+        
+    root = tree.getroot()
+    root.attrib['Name'] = project_name
+    
+    node = root.find('Project')
+    node.attrib['Name'] = project_name
+    node.attrib['Path'] = project_name + '.project'
+    
+    node = root.find('BuildMatrix').find('WorkspaceConfiguration').find('Project')
+    node.attrib['Name'] = project_name
+    
+    out = open(project_name + '.workspace', 'w')
+    out.write('<?xml version="1.0" encoding="UTF-8"?>\n')
+    xml_indent(root)
+    out.write(etree.tostring(root, encoding='utf-8'))
+    out.close()
+    
+def TargetCodelite(script, program):
+    project_name = os.path.abspath('.').replace('\\', '/').split('/')[-1]
+    #project_name.replace('-', '_')
+    project_path = os.path.abspath('.')
+    CLGenWorkspace(project_name, project_path)
+    
+    if os.path.isfile('codelite_template.project'):
+        tree = etree.parse('codelite_template.project')
+    else:
+        tree = etree.parse(os.path.join(os.path.dirname(__file__), 'codelite_template.project'))
+        
+    root = tree.getroot()
+    root.attrib['Name'] = project_name
+    
+    out = open(project_name + '.project', 'w')
+    out.write('<?xml version="1.0" encoding="UTF-8"?>\n')
+    
+    # add files
+    for group in script:
+        CLAddCFiles(root, group['src'], project_path)
+    # add header file
+    CLAddHeaderFiles(root, program, project_path)
+    
+    # SECTION 2. 
+    # write head include path
+    
+    if 'CPPPATH' in building.Env:
+        cpp_path = building.Env['CPPPATH']
+        paths  = set()
+        for path in cpp_path:
+            inc = _make_path_relative(project_path, os.path.normpath(path))
+            paths.add(inc) #.replace('\\', '/')
+    
+        paths = [i for i in paths]
+        paths.sort()
+        
+        # write include path, definitions
+        for elem in tree.iter(tag='Compiler'):
+            break
+            
+        for path in paths:
+            CLAddIncludePath(root, path)
+        
+        
+        #print building.Env.get('LIBPATH', [])
+        #print building.Env.get('LIBS', [])
+        
+        CLSetCFlags(root, building.Env.get('CCFLAGS', []))
+        CLSetCxxFlags(root, building.Env.get('CCFLAGS', []))
+        
+        asflags = building.Env.get('ASFLAGS', [])
+        asflags = asflags.replace('-ffunction-sections', '')
+        asflags = asflags.replace('-fdata-sections', '')
+        asflags = asflags.replace('-x', '')
+        asflags = asflags.replace('-Wa,', '')
+        asflags = asflags.replace('assembler-with-cpp', '')
+        CLSetAsFlags(root, asflags)
+        CLSetLdFlags(root, building.Env.get('LINKFLAGS', []))
+        
+        for macro in building.Env.get('CPPDEFINES', []):
+            for d in macro:
+                CLAddPreprocessor(root, d)
+                
+    xml_indent(root)
+    out.write(etree.tostring(root, encoding='utf-8'))
+    out.close()
diff --git a/tools/codelite_template.project b/tools/codelite_template.project
new file mode 100644
index 0000000000..0aa0ecc4c7
--- /dev/null
+++ b/tools/codelite_template.project
@@ -0,0 +1,61 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<CodeLite_Project Name="project" Version="11000" InternalType="">
+  <Description/>
+  <Dependencies/>
+  <Settings Type="Executable">
+    <GlobalSettings>
+      <Compiler Options="" C_Options="" Assembler="">
+        <IncludePath Value="."/>
+      </Compiler>
+      <Linker Options="">
+        <LibraryPath Value="."/>
+      </Linker>
+      <ResourceCompiler Options=""/>
+    </GlobalSettings>
+    <Configuration Name="Debug" CompilerType="Cross GCC ( arm-none-eabi )" DebuggerType="GNU gdb debugger" Type="Executable" BuildCmpWithGlobalSettings="append" BuildLnkWithGlobalSettings="append" BuildResWithGlobalSettings="append">
+      <Compiler Options="" C_Options="" Assembler="" Required="yes" PreCompiledHeader="" PCHInCommandLine="no" PCHFlags="" PCHFlagsPolicy="0">
+      </Compiler>
+      <Linker Options="" Required="yes">
+      </Linker>
+      <ResourceCompiler Options="" Required="no"/>
+      <General OutputFile="$(IntermediateDirectory)/$(ProjectName).elf" IntermediateDirectory="$(ConfigurationName)" Command="$(OutputFile)" CommandArguments="" UseSeparateDebugArgs="no" DebugArguments="" WorkingDirectory="" PauseExecWhenProcTerminates="yes" IsGUIProgram="no" IsEnabled="yes"/>
+      <BuildSystem Name="Default"/>
+      <Environment EnvVarSetName="&lt;Use Defaults&gt;" DbgSetName="&lt;Use Defaults&gt;">
+        <![CDATA[]]>
+      </Environment>
+      <Debugger IsRemote="yes" RemoteHostName="127.0.0.1" RemoteHostPort="2331" DebuggerPath="" IsExtended="no">
+        <DebuggerSearchPaths/>
+        <PostConnectCommands>monitor reset
+monitor halt
+load</PostConnectCommands>
+        <StartupCommands/>
+      </Debugger>
+      <PreBuild/>
+      <PostBuild>
+        <Command Enabled="yes">arm-none-eabi-objcopy -O ihex $(IntermediateDirectory)/$(ProjectName).elf $(IntermediateDirectory)/$(ProjectName).hex</Command>
+        <Command Enabled="yes">arm-none-eabi-objcopy -I ihex -O binary $(IntermediateDirectory)/$(ProjectName).hex $(IntermediateDirectory)/$(ProjectName).bin</Command>
+		<Command Enabled="yes">arm-none-eabi-size $(IntermediateDirectory)/$(ProjectName).elf</Command>
+      </PostBuild>
+      <CustomBuild Enabled="no">
+        <RebuildCommand/>
+        <CleanCommand/>
+        <BuildCommand/>
+        <PreprocessFileCommand/>
+        <SingleFileCommand/>
+        <MakefileGenerationCommand/>
+        <ThirdPartyToolName/>
+        <WorkingDirectory/>
+      </CustomBuild>
+      <AdditionalRules>
+        <CustomPostBuild/>
+        <CustomPreBuild/>
+      </AdditionalRules>
+      <Completion EnableCpp11="no" EnableCpp14="no">
+        <ClangCmpFlagsC/>
+        <ClangCmpFlags/>
+        <ClangPP/>
+        <SearchPaths/>
+      </Completion>
+    </Configuration>
+  </Settings>
+</CodeLite_Project>
diff --git a/tools/codelite_template.workspace b/tools/codelite_template.workspace
new file mode 100644
index 0000000000..8f06e0ce2b
--- /dev/null
+++ b/tools/codelite_template.workspace
@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<CodeLite_Workspace Name="project" Database="" Version="10000">
+  <Project Name="project" Path="project.project" Active="Yes"/>
+  <BuildMatrix>
+    <WorkspaceConfiguration Name="Debug" Selected="yes">
+      <Environment/>
+      <Project Name="project" ConfigName="Debug"/>
+    </WorkspaceConfiguration>
+  </BuildMatrix>
+</CodeLite_Workspace>
diff --git a/tools/eclipse.py b/tools/eclipse.py
index ef546fb15a..4f3cda92b8 100644
--- a/tools/eclipse.py
+++ b/tools/eclipse.py
@@ -9,23 +9,21 @@
 # 2019-04-15     armink       fix project update error
 #
 
-import os
-import sys
 import glob
-
-from utils import *
-from utils import _make_path_relative
-from utils import xml_indent
-
 import xml.etree.ElementTree as etree
 from xml.etree.ElementTree import SubElement
 
+import rt_studio
 from building import *
+from utils import *
+from utils import _make_path_relative
+from utils import xml_indent
 
-MODULE_VER_NUM = 3
+MODULE_VER_NUM = 6
 
 source_pattern = ['*.c', '*.cpp', '*.cxx', '*.s', '*.S', '*.asm']
 
+
 def OSPath(path):
     import platform
 
@@ -60,9 +58,12 @@ def CollectPaths(paths):
     all_paths = list(set(all_paths))
     return sorted(all_paths)
 
+
 '''
 Collect all of files under paths
 '''
+
+
 def CollectFiles(paths, pattern):
     files = []
     for path in paths:
@@ -75,6 +76,7 @@ def CollectFiles(paths, pattern):
 
     return sorted(files)
 
+
 def CollectAllFilesinPath(path, pattern):
     files = []
 
@@ -93,11 +95,14 @@ def CollectAllFilesinPath(path, pattern):
                 files = files + CollectAllFilesinPath(os.path.join(path, item), pattern)
     return files
 
+
 '''
 Exclude files from infiles
 '''
+
+
 def ExcludeFiles(infiles, files):
-    in_files  = set([OSPath(file) for file in infiles])
+    in_files = set([OSPath(file) for file in infiles])
     exl_files = set([OSPath(file) for file in files])
 
     exl_files = in_files - exl_files
@@ -136,14 +141,29 @@ def ConverToRttEclipsePathFormat(path):
 def IsRttEclipsePathFormat(path):
     if path.startswith(rtt_path_prefix):
         return True
-    else :
+    else:
         return False
-    
-    
+
+
+# all libs added by scons should be ends with five whitespace as a flag
+rtt_lib_flag = 5 * " "
+
+
+def ConverToRttEclipseLibFormat(lib):
+    return str(lib) + str(rtt_lib_flag)
+
+
+def IsRttEclipseLibFormat(path):
+    if path.endswith(rtt_lib_flag):
+        return True
+    else:
+        return False
+
+
 def IsCppProject():
     return GetDepend('RT_USING_CPLUSPLUS')
 
-        
+
 def HandleToolOption(tools, env, project, reset):
     is_cpp_prj = IsCppProject()
     BSP_ROOT = os.path.abspath(env['BSP_ROOT'])
@@ -189,7 +209,7 @@ def HandleToolOption(tools, env, project, reset):
                     linker_script_option = option
                 elif option.get('id').find('linker.nostart') != -1:
                     linker_nostart_option = option
-                elif option.get('id').find('linker.libs') != -1 and env.has_key('LIBS'):
+                elif option.get('id').find('linker.libs') != -1:
                     linker_libs_option = option
                 elif option.get('id').find('linker.paths') != -1 and env.has_key('LIBPATH'):
                     linker_paths_option = option
@@ -288,16 +308,22 @@ def HandleToolOption(tools, env, project, reset):
         else:
             option.set('value', 'false')
     # update libs
-    if linker_libs_option is not None :
+    if linker_libs_option is not None:
         option = linker_libs_option
         # remove old libs
         for item in option.findall('listOptionValue'):
-            option.remove(item)
+            if IsRttEclipseLibFormat(item.get("value")):
+                option.remove(item)
+
         # add new libs
-        for lib in env['LIBS']:
-            SubElement(option, 'listOptionValue', {'builtIn': 'false', 'value': lib})
+        if env.has_key('LIBS'):
+            for lib in env['LIBS']:
+                formatedLib = ConverToRttEclipseLibFormat(lib)
+                SubElement(option, 'listOptionValue', {
+                           'builtIn': 'false', 'value': formatedLib})
+
     # update lib paths
-    if linker_paths_option is not None :
+    if linker_paths_option is not None:
         option = linker_paths_option
         # remove old lib paths
         for item in option.findall('listOptionValue'):
@@ -338,7 +364,7 @@ def UpdateProjectStructure(env, prj_name):
     out = open('.project', 'w')
     out.write('<?xml version="1.0" encoding="UTF-8"?>\n')
     xml_indent(root)
-    out.write(etree.tostring(root, encoding = 'utf-8'))
+    out.write(etree.tostring(root, encoding='utf-8'))
     out.close()
 
     return
@@ -348,12 +374,13 @@ def GenExcluding(env, project):
     rtt_root = os.path.abspath(env['RTT_ROOT'])
     bsp_root = os.path.abspath(env['BSP_ROOT'])
     coll_dirs = CollectPaths(project['DIRS'])
-    all_paths = [OSPath(path) for path in coll_dirs]
+    all_paths_temp = [OSPath(path) for path in coll_dirs]
+    all_paths = []
 
-    # remove unused path
-    for path in all_paths:
-        if not path.startswith(rtt_root) and not path.startswith(bsp_root):
-            all_paths.remove(path)
+    # add used path
+    for path in all_paths_temp:
+        if path.startswith(rtt_root) or path.startswith(bsp_root):
+            all_paths.append(path)
 
     if bsp_root.startswith(rtt_root):
         # bsp folder is in the RT-Thread root folder, such as the RT-Thread source code on GitHub
@@ -363,8 +390,8 @@ def GenExcluding(env, project):
         check_path = []
         exclude_paths = []
         # analyze the primary folder which relative to BSP_ROOT and in all_paths
-        for path in all_paths :
-            if path.startswith(bsp_root) :
+        for path in all_paths:
+            if path.startswith(bsp_root):
                 folders = RelativeProjectPath(env, path).split('\\')
                 if folders[0] != '.' and '\\' + folders[0] not in check_path:
                     check_path += ['\\' + folders[0]]
@@ -399,16 +426,16 @@ def GenExcluding(env, project):
     env['ExPaths'] = exclude_paths
     env['ExFiles'] = exclude_files
 
-    return  exclude_paths + exclude_files
+    return exclude_paths + exclude_files
 
 
 def RelativeProjectPath(env, path):
     project_root = os.path.abspath(env['BSP_ROOT'])
     rtt_root = os.path.abspath(env['RTT_ROOT'])
-    
+
     if path.startswith(project_root):
         return _make_path_relative(project_root, path)
-    
+
     if path.startswith(rtt_root):
         return 'rt-thread/' + _make_path_relative(rtt_root, path)
 
@@ -426,9 +453,9 @@ def HandleExcludingOption(entry, sourceEntries, excluding):
 
     value = ''
     for item in old_excluding:
-        if item.startswith('//') :
+        if item.startswith('//'):
             old_excluding.remove(item)
-        else :
+        else:
             if value == '':
                 value = item
             else:
@@ -477,14 +504,50 @@ def UpdateCproject(env, project, excluding, reset, prj_name):
     out.close()
 
 
-def TargetEclipse(env, reset = False, prj_name = None):
+def TargetEclipse(env, reset=False, prj_name=None):
     global source_pattern
 
     print('Update eclipse setting...')
 
+    # generate cproject file
     if not os.path.exists('.cproject'):
-        print('no eclipse CDT project found!')
-        return
+        if rt_studio.gen_cproject_file(os.path.abspath(".cproject")) is False:
+            print('Fail!')
+            return
+
+    # generate project file
+    if not os.path.exists('.project'):
+        if rt_studio.gen_project_file(os.path.abspath(".project")) is False:
+            print('Fail!')
+            return
+
+    # generate projcfg.ini file
+    if not os.path.exists('.settings/projcfg.ini'):
+    # if search files with uvprojx or uvproj suffix
+        file = ""
+        items = os.listdir(".")
+        if len(items) > 0:
+            for item in items:
+                if item.endswith(".uvprojx") or item.endswith(".uvproj"):
+                    file = os.path.abspath(item)
+                    break
+        chip_name = rt_studio.get_mcu_info(file)
+        if rt_studio.gen_projcfg_ini_file(chip_name, prj_name, os.path.abspath(".settings/projcfg.ini")) is False:
+            print('Fail!')
+            return
+
+    # enable lowwer .s file compiled in eclipse cdt
+    if not os.path.exists('.settings/org.eclipse.core.runtime.prefs'):
+        if rt_studio.gen_org_eclipse_core_runtime_prefs(
+                os.path.abspath(".settings/org.eclipse.core.runtime.prefs")) is False:
+            print('Fail!')
+            return
+
+    # add clean2 target to fix issues when files too many
+    if not os.path.exists('makefile.targets'):
+        if rt_studio.gen_makefile_targets(os.path.abspath("makefile.targets")) is False:
+            print('Fail!')
+            return
 
     project = ProjectInfo(env)
 
diff --git a/tools/menuconfig.py b/tools/menuconfig.py
index b49a2e7120..c0a33718de 100644
--- a/tools/menuconfig.py
+++ b/tools/menuconfig.py
@@ -27,6 +27,8 @@ import os
 import re
 import sys
 import shutil
+import hashlib
+import operator
 
 # make rtconfig.h from .config
 
@@ -38,7 +40,6 @@ def is_pkg_special_config(config_str):
             return True
     return False
 
-
 def mk_rtconfig(filename):
     try:
         config = open(filename, 'r')
@@ -97,6 +98,14 @@ def mk_rtconfig(filename):
     rtconfig.write('#endif\n')
     rtconfig.close()
 
+
+def get_file_md5(file):
+    MD5 = hashlib.new('md5')
+    with open(file, 'r') as fp:
+        MD5.update(fp.read().encode('utf8'))
+        fp_md5 = MD5.hexdigest()
+        return fp_md5
+
 def config():
     mk_rtconfig('.config')
 
@@ -219,22 +228,22 @@ def menuconfig(RTT_ROOT):
     os.environ['PKGS_ROOT'] = os.path.join(env_dir, 'packages')
 
     fn = '.config'
-
-    if os.path.isfile(fn):
-        mtime = os.path.getmtime(fn)
-    else:
-        mtime = -1
+    fn_old = '.config.old'
 
     kconfig_cmd = os.path.join(RTT_ROOT, 'tools', 'kconfig-frontends', 'kconfig-mconf')
     os.system(kconfig_cmd + ' Kconfig')
 
     if os.path.isfile(fn):
-        mtime2 = os.path.getmtime(fn)
+        if os.path.isfile(fn_old):
+            diff_eq = operator.eq(get_file_md5(fn), get_file_md5(fn_old))
+        else:
+            diff_eq = False
     else:
-        mtime2 = -1
+        sys.exit(-1)
 
     # make rtconfig.h
-    if mtime != mtime2:
+    if diff_eq == False:
+        shutil.copyfile(fn, fn_old)
         mk_rtconfig(fn)
 
 # guiconfig for windows and linux
@@ -249,22 +258,22 @@ def guiconfig(RTT_ROOT):
     os.environ['PKGS_ROOT'] = os.path.join(env_dir, 'packages')
 
     fn = '.config'
-
-    if os.path.isfile(fn):
-        mtime = os.path.getmtime(fn)
-    else:
-        mtime = -1
+    fn_old = '.config.old'
 
     sys.argv = ['guiconfig', 'Kconfig'];
     pyguiconfig._main()
 
     if os.path.isfile(fn):
-        mtime2 = os.path.getmtime(fn)
+        if os.path.isfile(fn_old):
+            diff_eq = operator.eq(get_file_md5(fn), get_file_md5(fn_old))
+        else:
+            diff_eq = False
     else:
-        mtime2 = -1
+        sys.exit(-1)
 
     # make rtconfig.h
-    if mtime != mtime2:
+    if diff_eq == False:
+        shutil.copyfile(fn, fn_old)
         mk_rtconfig(fn)
 
 
diff --git a/tools/rt_studio.py b/tools/rt_studio.py
new file mode 100644
index 0000000000..414b911645
--- /dev/null
+++ b/tools/rt_studio.py
@@ -0,0 +1,351 @@
+import os
+import re
+from string import Template
+
+import rtconfig
+import shutil
+
+# version
+MODULE_VER_NUM = 1
+
+cproject_temp = """<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<?fileVersion 4.0.0?><cproject storage_type_id="org.eclipse.cdt.core.XmlProjectDescriptionStorage">
+	<storageModule moduleId="org.eclipse.cdt.core.settings">
+		<cconfiguration id="ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug.553091094">
+			<storageModule buildSystemId="org.eclipse.cdt.managedbuilder.core.configurationDataProvider" id="ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug.553091094" moduleId="org.eclipse.cdt.core.settings" name="Debug">
+				<externalSettings/>
+				<extensions>
+					<extension id="org.eclipse.cdt.core.ELF" point="org.eclipse.cdt.core.BinaryParser"/>
+					<extension id="org.eclipse.cdt.core.GASErrorParser" point="org.eclipse.cdt.core.ErrorParser"/>
+					<extension id="org.eclipse.cdt.core.GmakeErrorParser" point="org.eclipse.cdt.core.ErrorParser"/>
+					<extension id="org.eclipse.cdt.core.GLDErrorParser" point="org.eclipse.cdt.core.ErrorParser"/>
+					<extension id="org.eclipse.cdt.core.CWDLocator" point="org.eclipse.cdt.core.ErrorParser"/>
+					<extension id="org.eclipse.cdt.core.GCCErrorParser" point="org.eclipse.cdt.core.ErrorParser"/>
+				</extensions>
+			</storageModule>
+			<storageModule moduleId="cdtBuildSystem" version="4.0.0">
+				<configuration artifactName="rtthread" buildArtefactType="org.eclipse.cdt.build.core.buildArtefactType.exe" buildProperties="org.eclipse.cdt.build.core.buildArtefactType=org.eclipse.cdt.build.core.buildArtefactType.exe,org.eclipse.cdt.build.core.buildType=org.eclipse.cdt.build.core.buildType.debug" cleanCommand="${cross_rm} -rf" description="" id="ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug.553091094" name="Debug" parent="ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug">
+					<folderInfo id="ilg.gnuarmeclipse.managedbuild.cross.config.elf.debug.553091094." name="/" resourcePath="">
+						<toolChain id="ilg.gnuarmeclipse.managedbuild.cross.toolchain.elf.debug.1201710416" name="ARM Cross GCC" superClass="ilg.gnuarmeclipse.managedbuild.cross.toolchain.elf.debug">
+							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.addtools.createflash.251260409" name="Create flash image" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.addtools.createflash" useByScannerDiscovery="false" value="true" valueType="boolean"/>
+							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.addtools.createlisting.1365878149" name="Create extended listing" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.addtools.createlisting" useByScannerDiscovery="false"/>
+							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.addtools.printsize.709136944" name="Print size" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.addtools.printsize" useByScannerDiscovery="false" value="true" valueType="boolean"/>
+							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.level.1986446770" name="Optimization Level" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.level" useByScannerDiscovery="true" value="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.level.none" valueType="enumerated"/>
+							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.messagelength.1312975261" name="Message length (-fmessage-length=0)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.messagelength" useByScannerDiscovery="true" value="false" valueType="boolean"/>
+							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.signedchar.1538128212" name="'char' is signed (-fsigned-char)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.signedchar" useByScannerDiscovery="true" value="false" valueType="boolean"/>
+							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.functionsections.2136804218" name="Function sections (-ffunction-sections)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.functionsections" useByScannerDiscovery="true" value="true" valueType="boolean"/>
+							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.datasections.244767666" name="Data sections (-fdata-sections)" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.optimization.datasections" useByScannerDiscovery="true" value="true" valueType="boolean"/>
+							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.debugging.level.1055848773" name="Debug level" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.debugging.level" useByScannerDiscovery="true" value="ilg.gnuarmeclipse.managedbuild.cross.option.debugging.level.default" valueType="enumerated"/>
+							<option id="ilg.gnuarmeclipse.managedbuild.cross.option.debugging.format.501941135" name="Debug format" superClass="ilg.gnuarmeclipse.managedbuild.cross.option.debugging.format" useByScannerDiscovery="true" value="ilg.gnuarmeclipse.managedbuild.cross.option.debugging.format.dwarf2" valueType="enumerated"/>
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+	</projects>
+	<buildSpec>
+		<buildCommand>
+			<name>org.eclipse.cdt.managedbuilder.core.genmakebuilder</name>
+			<triggers>clean,full,incremental,</triggers>
+			<arguments>
+			</arguments>
+		</buildCommand>
+		<buildCommand>
+			<name>org.eclipse.cdt.managedbuilder.core.ScannerConfigBuilder</name>
+			<triggers>full,incremental,</triggers>
+			<arguments>
+			</arguments>
+		</buildCommand>
+	</buildSpec>
+	<natures>
+		<nature>org.eclipse.cdt.core.cnature</nature>
+		<nature>org.rt-thread.studio.rttnature</nature>
+		<nature>org.eclipse.cdt.managedbuilder.core.managedBuildNature</nature>
+		<nature>org.eclipse.cdt.managedbuilder.core.ScannerConfigNature</nature>
+	</natures>
+</projectDescription>"""
+
+projcfg_ini_temp = """#RT-Thread Studio Project Configuration
+#Sat Jan 16 15:18:32 CST 2021
+project_type=rtt
+chip_name=${chip_name}
+cpu_name=None
+target_freq=
+clock_source=
+dvendor_name=
+rx_pin_name=
+rtt_path=
+source_freq=
+csp_path=
+sub_series_name=
+selected_rtt_version=latest
+cfg_version=v3.0
+tool_chain=gcc
+uart_name=
+tx_pin_name=
+rtt_nano_path=
+output_project_path=
+hardware_adapter=J-Link
+project_name=${project_name}"""
+
+eclipse_core_runtime_temp = """content-types/enabled=true
+content-types/org.eclipse.cdt.core.asmSource/file-extensions=s
+eclipse.preferences.version=1"""
+
+makefile_targets_temp = """clean2:
+\t-$(RM) $(CC_DEPS)$(C++_DEPS)$(C_UPPER_DEPS)$(CXX_DEPS)$(SECONDARY_FLASH)$(SECONDARY_SIZE)$(ASM_DEPS)$(S_UPPER_DEPS)$(C_DEPS)$(CPP_DEPS)
+\t-$(RM) $(OBJS) *.elf
+\t-@echo ' '
+
+*.elf: $(wildcard ../linkscripts/*/*.lds) $(wildcard ../linkscripts/*/*/*.lds)"""
+
+
+def get_mcu_info(uvproj_file_path):
+    if os.path.exists(uvproj_file_path):
+        with open(uvproj_file_path, mode='r') as f:
+            data = f.read()
+            result = re.search("<Device>(.*)</Device>", data)
+            if result:
+                return result.group(1)
+            else:
+                return "unknown"
+    else:
+        return "unknown"
+
+
+def gen_makefile_targets(output_file_path):
+    try:
+        w_str = makefile_targets_temp
+        dir_name = os.path.dirname(output_file_path)
+        if not os.path.exists(dir_name):
+            os.makedirs(dir_name)
+        with open(output_file_path, 'w') as f:
+            f.write(w_str)
+            return True
+    except Exception as e:
+        print(e)
+        return False
+
+
+def gen_org_eclipse_core_runtime_prefs(output_file_path):
+    try:
+        w_str = eclipse_core_runtime_temp
+        dir_name = os.path.dirname(output_file_path)
+        if not os.path.exists(dir_name):
+            os.makedirs(dir_name)
+        with open(output_file_path, 'w') as f:
+            f.write(w_str)
+            return True
+    except Exception as e:
+        print(e)
+        return False
+
+
+def gen_cproject_file(output_file_path):
+    template_file_path = os.path.join(os.path.dirname(output_file_path), "template.cproject")
+    if os.path.exists(template_file_path):
+        try:
+            shutil.copy(template_file_path, output_file_path)
+        except Exception as e:
+            print(e)
+        return True
+    else:
+        CFLAGS = rtconfig.CFLAGS
+        AFLAGS = rtconfig.AFLAGS
+        LFLAGS = rtconfig.LFLAGS
+        if 'CXXFLAGS' in dir(rtconfig):
+            CXXFLAGS = rtconfig.CXXFLAGS
+        else:
+            CXXFLAGS = ""
+
+        if "-T" in LFLAGS:
+            items = str(LFLAGS).split()
+            t_index = items.index("-T")
+            items[t_index] = ""
+            items[t_index + 1] = ""
+            LFLAGS = " ".join(items)
+
+        try:
+            w_str = cproject_temp
+            if "a_misc_flag" in w_str:
+                w_str = w_str.replace("a_misc_flag", AFLAGS)
+            if "c_misc_flag" in w_str:
+                w_str = w_str.replace("c_misc_flag", CFLAGS)
+            if "cpp_misc_flag" in w_str:
+                w_str = w_str.replace("cpp_misc_flag", CXXFLAGS)
+            if "c_link_misc_flag" in w_str:
+                w_str = w_str.replace("c_link_misc_flag", LFLAGS)
+            if "cpp_link_misc_flag" in w_str:
+                w_str = w_str.replace("cpp_link_misc_flag", LFLAGS)
+
+            dir_name = os.path.dirname(output_file_path)
+            if not os.path.exists(dir_name):
+                os.makedirs(dir_name)
+            with open(output_file_path, 'w') as f:
+                f.write(w_str)
+                return True
+        except Exception as e:
+            return False
+
+
+def gen_project_file(output_file_path):
+    try:
+        w_str = project_temp
+        dir_name = os.path.dirname(output_file_path)
+        if not os.path.exists(dir_name):
+            os.makedirs(dir_name)
+        with open(output_file_path, 'w') as f:
+            f.write(w_str)
+            return True
+    except Exception as e:
+        return False
+
+
+def gen_projcfg_ini_file(chip_name, project_name, output_file_path):
+    try:
+        projcfg_file_tmp = Template(projcfg_ini_temp)
+        w_str = projcfg_file_tmp.substitute(project_name=project_name,
+                                            chip_name=(chip_name))
+
+        dir_name = os.path.dirname(output_file_path)
+        if not os.path.exists(dir_name):
+            os.makedirs(dir_name)
+        with open(output_file_path, 'w') as f:
+            f.write(w_str)
+            return True
+    except Exception as e:
+        return False
diff --git a/tools/rtthread.mk b/tools/rtthread.mk
index fdc96d4156..7cf018cb52 100644
--- a/tools/rtthread.mk
+++ b/tools/rtthread.mk
@@ -55,6 +55,20 @@ $(if $(strip $(LOCALS)),$(eval $(LOCALS): $(S_SRC)
 	@$(CROSS_COMPILE)gcc $$(AFLAGS) -c $$< -o $$@))
 endef
 
+define add_s_file
+$(eval S_SRC := $(1:$(BSP_ROOT)/%=%)) \
+$(eval S_SRC := $(S_SRC:$(RTT_ROOT)/%=%)) \
+$(eval SOBJ := $(1:%.s=%.o)) \
+$(eval SOBJ := $(SOBJ:$(BSP_ROOT)/%=$(BSP_BUILD_DIR)/%)) \
+$(eval SOBJ := $(SOBJ:$(RTT_ROOT)/%=$(RTT_BUILD_DIR)/%)) \
+$(eval LOCALS := $(addprefix $(BUILD_DIR)/,$(SOBJ))) \
+$(eval OBJS += $(LOCALS)) \
+$(if $(strip $(LOCALS)),$(eval $(LOCALS): $(S_SRC)
+	@if [ ! -d $$(@D) ]; then mkdir -p $$(@D); fi
+	@echo cc $$<
+	@$(CROSS_COMPILE)gcc $$(AFLAGS) -c $$< -o $$@))
+endef
+
 add_flg = $(eval CFLAGS += $1) \
           $(eval AFLAGS += $1) \
           $(eval CXXFLAGS += $1)
@@ -89,6 +103,9 @@ $(if $(SRCS),$(foreach f,$(SRCS),$(call add_cxx_file,$(f))))
 SRCS := $(strip $(filter %.S,$(SRC_FILES)))
 $(if $(SRCS),$(foreach f,$(SRCS),$(call add_S_file,$(f))))
 
+SRCS := $(strip $(filter %.s,$(SRC_FILES)))
+$(if $(SRCS),$(foreach f,$(SRCS),$(call add_s_file,$(f))))
+
 CFLAGS += $(CPPPATHS)
 CXXFLAGS += $(CPPPATHS)
 AFLAGS += $(CPPPATHS)