Add memtrace command for memheap.c

2026-03-27 09:32:28 +08:00 · 2021-02-26 11:09:27 +08:00
parent 1a9ecf27f3 fae0fa8eea
commit eea0c3d74a
6824 changed files with 2913076 additions and 776506 deletions
--- a/.gitee/ISSUE_TEMPLATE.en.md
+++ b/.gitee/ISSUE_TEMPLATE.en.md
@@ -0,0 +1,9 @@
+### How is this problem caused?
+
+
+
+### Steps to reproduce
+
+
+
+### Error message
--- a/.gitee/ISSUE_TEMPLATE.zh-CN.md
+++ b/.gitee/ISSUE_TEMPLATE.zh-CN.md
@@ -0,0 +1,9 @@
+### 该问题是怎么引起的？
+
+
+
+### 重现步骤
+
+
+
+### 报错信息
--- a/.gitee/ISSUE_TEMPLATE.zh-TW.md
+++ b/.gitee/ISSUE_TEMPLATE.zh-TW.md
@@ -0,0 +1,9 @@
+### 該問題是怎麽引起的？
+
+
+
+### 重現步驟
+
+
+
+### 報錯信息
--- a/.gitee/PULL_REQUEST_TEMPLATE.en.md
+++ b/.gitee/PULL_REQUEST_TEMPLATE.en.md
@@ -0,0 +1,29 @@
+## PR description
+
+[
+The content in this square bracket must be filled in and replaced, otherwise PR can not be merged. The contents outside square brackets need not be changed, but please read them carefully.
+
+Please fill in your PR description here, which can include one of the following items: why to submit this PR; what is the problem solved and what is your solution;
+
+And confirm in which case or board has been tested.
+]
+
+The following content must not be changed in the submitted PR message. Otherwise, the PR will be closed immediately. After submitted PR, please use a web browser to visit PR, and check items one by one, and ticked them if no problem.
+
+### The intent for your PR
+
+Choose one (Mandatory):
+
+- [ ] This PR is for a code-review and is intended to get feedback.
+- [ ] This PR is mature, and ready to be integrated into the repo.
+
+### Code Quality：
+
+As part of this pull request, I've considered the following:
+
+- [ ] Already check the difference between PR and old code.
+- [ ] The style guide is adhered to, including spacing, naming and other styles.
+- [ ] All redundant code is removed and cleaned up.
+- [ ] All modifications to BSP are justified and do not affect other components or BSPs.
+- [ ] I've commented appropriately where code is tricky.
+- [ ] Code in this PR is of high quality.
--- a/.gitee/PULL_REQUEST_TEMPLATE.zh-CN.md
+++ b/.gitee/PULL_REQUEST_TEMPLATE.zh-CN.md
@@ -0,0 +1,29 @@
+## 拉取/合并请求描述：
+
+[
+这段方括号里的内容是您**必须填写并替换掉**的，否则PR不可能被合并。**方括号外面的内容不需要修改，但请仔细阅读。**
+
+请在这里填写您的PR描述，可以包括以下之一的内容：为什么提交这份PR；解决的问题是什么，你的解决方案是什么；
+
+并确认并列出已经在什么情况或板卡上进行了测试。
+]
+
+以下的内容不应该在提交PR时的message修改，修改下述message，PR会被直接关闭。请在提交PR后，浏览器查看PR并对以下检查项逐项check，没问题后逐条在页面上打钩。
+
+### 当前拉取/合并请求的状态：
+
+必须选择一项:
+
+- [ ] 本拉取/合并请求是一个草稿版本
+- [ ] 本拉取/合并请求是一个成熟版本
+
+### 代码质量：
+
+我在这个拉取/合并请求中已经考虑了:
+
+- [ ] 已经仔细查看过代码改动的对比
+- [ ] 代码风格正确，包括缩进空格，命名及其他风格
+- [ ] 没有垃圾代码，代码尽量精简，不包含`#if 0`代码，不包含已经被注释了的代码
+- [ ] 所有变更均有原因及合理的，并且不会影响到其他软件组件代码或
+- [ ] 对难懂代码均提供对应的注释
+- [ ] 本拉取/合并请求代码是高质量的
--- a/.gitee/PULL_REQUEST_TEMPLATE.zh-TW.md
+++ b/.gitee/PULL_REQUEST_TEMPLATE.zh-TW.md
@@ -0,0 +1,29 @@
+## 拉取/合並請求描述：
+
+[
+這段方括號裏的內容是您**必須填寫並替換掉**的，否則PR不可能被合並。**方括號外面的內容不需要修改，但請仔細閱讀。**
+
+請在這裏填寫您的PR描述，可以包括以下之壹的內容：為什麽提交這份PR；解決的問題是什麽，妳的解決方案是什麽；
+
+並確認並列出已經在什麽情況或板卡上進行了測試。
+]
+
+以下的內容不應該在提交PR時的message修改，修改下述message，PR會被直接關閉。請在提交PR後，瀏覽器查看PR並對以下檢查項逐項check，沒問題後逐條在頁面上打鉤。
+
+### 當前拉取/合並請求的狀態：
+
+必須選擇壹項:
+
+- [ ] 本拉取/合並請求是壹個草稿版本
+- [ ] 本拉取/合並請求是壹個成熟版本
+
+### 代碼質量：
+
+我在這個拉取/合並請求中已經考慮了:
+
+- [ ] 已經仔細查看過代碼改動的對比
+- [ ] 代碼風格正確，包括縮進空格，命名及其他風格
+- [ ] 沒有垃圾代碼，代碼盡量精簡，不包含`#if 0`代碼，不包含已經被註釋了的代碼
+- [ ] 所有變更均有原因及合理的，並且不會影響到其他軟件組件代碼或
+- [ ] 對難懂代碼均提供對應的註釋
+- [ ] 本拉取/合並請求代碼是高質量的
--- a/.github/PULL_REQUEST_TEMPLATE.md
+++ b/.github/PULL_REQUEST_TEMPLATE.md
@@ -2,17 +2,17 @@

 [
 这段方括号里的内容是您**必须填写并替换掉**的，否则PR不可能被合并。**方括号外面的内容不需要修改，但请仔细阅读。**
-The content in this square bracket must be filled in and replaced, otherwise PR can not be merged. The contents outside square brackets need not be changed, but please read them carefully.
+The content in this square bracket must be filled in and replaced, otherwise, PR can not be merged. The contents outside square brackets need not be changed, but please read them carefully.

 请在这里填写您的PR描述，可以包括以下之一的内容：为什么提交这份PR；解决的问题是什么，你的解决方案是什么；
 Please fill in your PR description here, which can include one of the following items: why to submit this PR; what is the problem solved and what is your solution;

 并确认并列出已经在什么情况或板卡上进行了测试。
-And confirm in which case or board have been tested.
+And confirm in which case or board has been tested.
 ]

 以下的内容不应该在提交PR时的message修改，修改下述message，PR会被直接关闭。请在提交PR后，浏览器查看PR并对以下检查项逐项check，没问题后逐条在页面上打钩。
-The following content must not be changed in submitted PR message. Otherwise, the PR will be closed immediately. After submitted PR, please use web browser to visit PR, and check items one by one, and ticked them if no problem.
+The following content must not be changed in the submitted PR message. Otherwise, the PR will be closed immediately. After submitted PR, please use a web browser to visit PR, and check items one by one, and ticked them if no problem.

 ### 当前拉取/合并请求的状态 Intent for your PR

@@ -26,7 +26,7 @@ The following content must not be changed in submitted PR message. Otherwise, th
 我在这个拉取/合并请求中已经考虑了 As part of this pull request, I've considered the following:

 - [ ] 已经仔细查看过代码改动的对比 Already check the difference between PR and old code
- [ ] 代码风格正确，包括缩进空格，命名及其他风格 Style guide is adhered to, including spacing, naming and other style
+- [ ] 代码风格正确，包括缩进空格，命名及其他风格 Style guide is adhered to, including spacing, naming and other styles
 - [ ] 没有垃圾代码，代码尽量精简，不包含`#if 0`代码，不包含已经被注释了的代码 All redundant code is removed and cleaned up
 - [ ] 所有变更均有原因及合理的，并且不会影响到其他软件组件代码或BSP All modifications are justified and not affect other components or BSP
 - [ ] 对难懂代码均提供对应的注释 I've commented appropriately where code is tricky
--- a/.github/workflows/action.yml
+++ b/.github/workflows/action.yml
@@ -0,0 +1,174 @@
+name: RT-Thread
+
+# Controls when the action will run. Triggers the workflow on push or pull request
+# events but only for the master branch
+on:
+  # Runs at 16:00 UTC (BeiJing 00:00) on the 1st of every month
+  schedule:
+    - cron:  '0 16 1 * *'
+  push:
+    branches:
+      - master
+    paths-ignore:
+      - documentation/**
+      - '**/README.md'
+      - '**/README_zh.md'
+  pull_request:
+    branches:
+      - master
+    paths-ignore:
+      - documentation/**
+      - '**/README.md'
+      - '**/README_zh.md'
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    name: ${{ matrix.legs.RTT_BSP }}
+    strategy:
+      fail-fast: false
+      matrix:
+       legs:
+         - {RTT_BSP: "CME_M7", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "apollo2", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "asm9260t", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "at91sam9260", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "allwinner_tina", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "efm32", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "gd32e230k-start", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "gd32303e-eval", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "gd32450z-eval", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "imx6sx/cortex-a9", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "imxrt/imxrt1052-atk-commander", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "imxrt/imxrt1052-fire-pro", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "imxrt/imxrt1052-nxp-evk", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "lm3s8962", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "lm3s9b9x", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "lm4f232", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "tm4c123bsp", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "tm4c129x", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "lpc43xx/M4", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "lpc176x", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "lpc178x", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "lpc408x", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "lpc1114", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "lpc2148", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "lpc2478", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "lpc5410x", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "lpc54114-lite", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "ls1bdev", RTT_TOOL_CHAIN: "sourcery-mips"}
+         - {RTT_BSP: "ls1cdev", RTT_TOOL_CHAIN: "sourcery-mips"}
+         - {RTT_BSP: "mb9bf500r", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "mb9bf506r", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "mb9bf618s", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "mb9bf568r", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "mini2440", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "qemu-vexpress-a9", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "qemu-vexpress-gemini", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "sam7x", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "stm32/stm32f072-st-nucleo", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "stm32/stm32f091-st-nucleo", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "stm32/stm32f103-atk-nano", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "stm32/stm32f103-atk-warshipv3", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "stm32/stm32f103-dofly-lyc8", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "stm32/stm32f103-dofly-M3S", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "stm32/stm32f103-fire-arbitrary", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "stm32/stm32f103-hw100k-ibox", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "stm32/stm32f103-mini-system", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "stm32/stm32f103-onenet-nbiot", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "stm32/stm32f103-yf-ufun", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "stm32/stm32f107-uc-eval", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "stm32/stm32f401-st-nucleo", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "stm32/stm32f405-smdz-breadfruit", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "stm32/stm32f407-atk-explorer", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "stm32/stm32f407-st-discovery", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "stm32/stm32f410-st-nucleo", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "stm32/stm32f411-atk-nano", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "stm32/stm32f411-st-nucleo", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "stm32/stm32f411-weact-MiniF4", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "stm32/stm32f413-st-nucleo", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "stm32/stm32f427-robomaster-a", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "stm32/stm32f429-armfly-v6", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "stm32/stm32f429-atk-apollo", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "stm32/stm32f429-fire-challenger", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "stm32/stm32f429-st-disco", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "stm32/stm32f446-st-nucleo", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "stm32/stm32f469-st-disco", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "stm32/stm32f746-st-disco", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "stm32/stm32f767-atk-apollo", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "stm32/stm32f767-fire-challenger", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "stm32/stm32f767-st-nucleo", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "stm32/stm32g070-st-nucleo", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "stm32/stm32g071-st-nucleo", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "stm32/stm32g431-st-nucleo", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "stm32/stm32h743-atk-apollo", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "stm32/stm32h743-st-nucleo", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "stm32/stm32h747-st-discovery", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "stm32/stm32l4r9-st-eval", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "stm32/stm32l010-st-nucleo", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "stm32/stm32l053-st-nucleo", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "stm32/stm32l412-st-nucleo", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "stm32/stm32l432-st-nucleo", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "stm32/stm32l433-st-nucleo", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "stm32/stm32l475-atk-pandora", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "stm32/stm32l475-st-discovery", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "stm32/stm32l476-st-nucleo", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "stm32/stm32l496-ali-developer", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "stm32/stm32l496-st-nucleo", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "stm32/stm32mp157a-st-discovery", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "stm32/stm32mp157a-st-ev1", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "stm32/stm32wb55-st-nucleo", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "stm32f20x", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "swm320", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "swm320-lq100", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "beaglebone", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "zynq7000", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "zynqmp-r5-axu4ev", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "frdm-k64f", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "fh8620", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "xplorer4330/M4", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "at32/at32f403a-start", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "at32/at32f407-start", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "smartfusion2", RTT_TOOL_CHAIN: "sourcery-arm"}
+         - {RTT_BSP: "raspberry-pico", RTT_TOOL_CHAIN: "sourcery-arm"}
+    steps:
+      - uses: actions/checkout@v2
+      - name: Set up Python
+        uses: actions/setup-python@master
+        with:
+          python-version: 3.8
+
+      - name: Install Tools
+        shell: bash
+        run: |
+          sudo apt-get update
+          sudo apt-get -qq install gcc-multilib libsdl-dev scons
+          echo "RTT_ROOT=${{ github.workspace }}" >> $GITHUB_ENV
+          echo "RTT_CC=gcc" >> $GITHUB_ENV
+
+      - name: Install Arm ToolChains
+        if: ${{ matrix.legs.RTT_TOOL_CHAIN == 'sourcery-arm' && success() }}
+        shell: bash
+        run: |
+          wget -q https://github.com/RT-Thread/toolchains-ci/releases/download/arm-2017q2-v6/gcc-arm-none-eabi-6-2017-q2-update-linux.tar.bz2
+          sudo tar xjf gcc-arm-none-eabi-6-2017-q2-update-linux.tar.bz2 -C /opt
+          /opt/gcc-arm-none-eabi-6-2017-q2-update/bin/arm-none-eabi-gcc --version
+          echo "RTT_EXEC_PATH=/opt/gcc-arm-none-eabi-6-2017-q2-update/bin" >> $GITHUB_ENV
+
+      - name: Install Mips ToolChains
+        if: ${{ matrix.legs.RTT_TOOL_CHAIN == 'sourcery-mips' && success() }}
+        shell: bash
+        run: |
+          wget -q https://github.com/RT-Thread/toolchains-ci/releases/download/v1.1/mips-2016.05-7-mips-sde-elf-i686-pc-linux-gnu.tar.bz2
+          sudo tar xjf mips-2016.05-7-mips-sde-elf-i686-pc-linux-gnu.tar.bz2 -C /opt
+          /opt/mips-2016.05/bin/mips-sde-elf-gcc --version
+          echo "RTT_EXEC_PATH=/opt/mips-2016.05/bin" >> $GITHUB_ENV
+
+      - name: Bsp Scons Compile
+        if: ${{ success() }}
+        shell: bash
+        env:
+          RTT_BSP: ${{ matrix.legs.RTT_BSP }}
+          RTT_TOOL_CHAIN: ${{ matrix.legs.RTT_TOOL_CHAIN }}
+        run: |
+          scons -C bsp/$RTT_BSP
--- a/.gitignore
+++ b/.gitignore
@@ -24,6 +24,7 @@ documentation/html
 *.d
 tools/kconfig-frontends/kconfig-mconf
 packages
+dist
 cconfig.h
 GPUCache

--- a/.travis.yml
+++ b/.travis.yml
@@ -1,138 +0,0 @@
-language: c
-
-notifications:
-  email: false
-
-before_script:
-# travis has changed to 64-bit and we require 32-bit compatibility libraries
-  - sudo apt-get update
-  # clang
-  - "sudo apt-get -qq install gcc-multilib libc6:i386 libgcc1:i386 libstdc++5:i386 libstdc++6:i386 libsdl-dev scons || true"
-  # - sudo apt-get -qq install gcc-arm-none-eabi
-  # - "[ $RTT_TOOL_CHAIN = 'sourcery-arm' ] && export RTT_EXEC_PATH=/usr/bin && arm-none-eabi-gcc --version || true"
-  # - "[ $RTT_TOOL_CHAIN = 'sourcery-arm' ] && curl -s https://sourcery.mentor.com/public/gnu_toolchain/arm-none-eabi/arm-2014.05-28-arm-none-eabi-i686-pc-linux-gnu.tar.bz2 | sudo tar xjf - -C /opt && export RTT_EXEC_PATH=/opt/arm-2014.05/bin && /opt/arm-2014.05/bin/arm-none-eabi-gcc --version || true"
-  - "[ $RTT_TOOL_CHAIN = 'sourcery-arm' ] && wget -q https://github.com/RT-Thread/toolchains-ci/releases/download/arm-2017q2-v6/gcc-arm-none-eabi-6-2017-q2-update-linux.tar.bz2 && sudo tar xjf gcc-arm-none-eabi-6-2017-q2-update-linux.tar.bz2 -C /opt && export RTT_EXEC_PATH=/opt/gcc-arm-none-eabi-6-2017-q2-update/bin && /opt/gcc-arm-none-eabi-6-2017-q2-update/bin/arm-none-eabi-gcc --version || true"
-  - "[ $RTT_TOOL_CHAIN = 'sourcery-mips' ] && wget -q https://github.com/RT-Thread/toolchains-ci/releases/download/v1.1/mips-2016.05-7-mips-sde-elf-i686-pc-linux-gnu.tar.bz2 && sudo tar xjf mips-2016.05-7-mips-sde-elf-i686-pc-linux-gnu.tar.bz2 -C /opt && export RTT_EXEC_PATH=/opt/mips-2016.05/bin && /opt/mips-2016.05/bin/mips-sde-elf-gcc --version || true"
-  # - "[ $RTT_TOOL_CHAIN = 'sourcery-ppc' ] && curl -s https://sourcery.mentor.com/public/gnu_toolchain/powerpc-eabi/freescale-2011.03-39-powerpc-eabi-i686-pc-linux-gnu.tar.bz2 | sudo tar xjf - -C /opt && export RTT_EXEC_PATH=/opt/freescale-2011.03/bin && /opt/freescale-2011.03/bin/powerpc-eabi-gcc --version || true"
-  # - "[ $RTT_TOOL_CHAIN = 'atmel-avr32' ] && curl -s http://www.atmel.com/images/avr32-gnu-toolchain-3.4.1.348-linux.any.x86.tar.gz | sudo tar xzf - -C /opt && export RTT_EXEC_PATH=/opt/avr32-gnu-toolchain-linux_x86/bin && /opt/avr32-gnu-toolchain-linux_x86/bin/avr32-gcc --version && curl -sO http://www.atmel.com/images/avr-headers-3.2.3.970.zip && unzip -qq avr-headers-3.2.3.970.zip -d bsp/$RTT_BSP || true"
-  - export RTT_ROOT=`pwd`
-  - "[ x$RTT_CC == x ] && export RTT_CC='gcc' || true"
-
-env:
-#  - RTT_BSP='simulator' RTT_CC='clang-analyze' RTT_EXEC_PATH=/usr/share/clang/scan-build
-  - RTT_BSP='CME_M7' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='apollo2' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='asm9260t' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='at91sam9260' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='allwinner_tina' RTT_TOOL_CHAIN='sourcery-arm'
-#  - RTT_BSP='avr32uc3b0' RTT_TOOL_CHAIN='atmel-avr32'
-#  - RTT_BSP='bf533' # no scons
-  - RTT_BSP='efm32' RTT_TOOL_CHAIN='sourcery-arm'
-#  - RTT_BSP='es32f0334' RTT_TOOL_CHAIN='sourcery-arm' # not support gcc
-#  - RTT_BSP='es32f0654' RTT_TOOL_CHAIN='sourcery-arm' # not support gcc
-  - RTT_BSP='gd32e230k-start' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='gd32303e-eval' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='gd32450z-eval' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='gkipc' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='imx6sx/cortex-a9' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='imxrt/imxrt1052-atk-commander' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='imxrt/imxrt1052-fire-pro' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='imxrt/imxrt1052-nxp-evk' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='lm3s8962' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='lm3s9b9x' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='lm4f232' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='tm4c129x' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='lpc43xx/M4' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='lpc176x' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='lpc178x' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='lpc408x' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='lpc1114' RTT_TOOL_CHAIN='sourcery-arm'
-#  - RTT_BSP='lpc824' RTT_TOOL_CHAIN='sourcery-arm' # not support gcc
-  - RTT_BSP='lpc2148' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='lpc2478' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='lpc5410x' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='lpc54114-lite' RTT_TOOL_CHAIN='sourcery-arm'
-#  - RTT_BSP='lpc54608-LPCXpresso' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='ls1bdev' RTT_TOOL_CHAIN='sourcery-mips'
-  - RTT_BSP='ls1cdev' RTT_TOOL_CHAIN='sourcery-mips'
-#  - RTT_BSP='m16c62p' # m32c
-  - RTT_BSP='mb9bf500r' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='mb9bf506r' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='mb9bf618s' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='mb9bf568r' RTT_TOOL_CHAIN='sourcery-arm'
-#  - RTT_BSP='microblaze' # no scons
-  - RTT_BSP='mini2440' RTT_TOOL_CHAIN='sourcery-arm'
-#  - RTT_BSP='mini4020' # no scons
-#  - RTT_BSP='mm32l07x' # not support gcc
-#  - RTT_BSP='nios_ii' # no scons
-  - RTT_BSP='nuvoton_nuc472' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='nuvoton_m05x' RTT_TOOL_CHAIN='sourcery-arm'
-#  - RTT_BSP='pic32ethernet' # no scons
-  - RTT_BSP='qemu-vexpress-a9' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='qemu-vexpress-gemini' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='sam7x' RTT_TOOL_CHAIN='sourcery-arm'
-#  - RTT_BSP='simulator' # x86
-  - RTT_BSP='stm32/stm32f072-st-nucleo' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='stm32/stm32f091-st-nucleo' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='stm32/stm32f103-atk-nano' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='stm32/stm32f103-atk-warshipv3' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='stm32/stm32f103-dofly-lyc8' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='stm32/stm32f103-dofly-M3S' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='stm32/stm32f103-fire-arbitrary' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='stm32/stm32f103-hw100k-ibox' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='stm32/stm32f103-mini-system' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='stm32/stm32f103-onenet-nbiot' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='stm32/stm32f103-yf-ufun' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='stm32/stm32f107-uc-eval' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='stm32/stm32f401-st-nucleo' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='stm32/stm32f405-smdz-breadfruit' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='stm32/stm32f407-atk-explorer' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='stm32/stm32f407-st-discovery' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='stm32/stm32f410-st-nucleo' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='stm32/stm32f411-st-nucleo' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='stm32/stm32f411-weact-MiniF4' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='stm32/stm32f413-st-nucleo' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='stm32/stm32f427-robomaster-a' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='stm32/stm32f429-armfly-v6' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='stm32/stm32f429-atk-apollo' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='stm32/stm32f429-fire-challenger' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='stm32/stm32f429-st-disco' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='stm32/stm32f446-st-nucleo' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='stm32/stm32f469-st-disco' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='stm32/stm32f746-st-disco' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='stm32/stm32f767-atk-apollo' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='stm32/stm32f767-fire-challenger' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='stm32/stm32f767-st-nucleo' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='stm32/stm32g071-st-nucleo' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='stm32/stm32g431-st-nucleo' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='stm32/stm32h743-atk-apollo' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='stm32/stm32h743-st-nucleo' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='stm32/stm32h747-st-discovery' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='stm32/stm32l4r9-st-eval' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='stm32/stm32l010-st-nucleo' RTT_TOOL_CHAIN='sourcery-arm' 
-  - RTT_BSP='stm32/stm32l053-st-nucleo' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='stm32/stm32l412-st-nucleo' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='stm32/stm32l432-st-nucleo' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='stm32/stm32l433-st-nucleo' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='stm32/stm32l475-atk-pandora' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='stm32/stm32l475-st-discovery' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='stm32/stm32l476-st-nucleo' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='stm32/stm32l496-ali-developer' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='stm32/stm32l496-st-nucleo' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='stm32f20x' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='swm320-lq100' RTT_TOOL_CHAIN='sourcery-arm'
-#  - RTT_BSP='taihu' RTT_TOOL_CHAIN='sourcery-ppc'
-#  - RTT_BSP='upd70f3454' # iar
-#  - RTT_BSP='x86' # x86
-  - RTT_BSP='beaglebone' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='zynq7000' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='frdm-k64f' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='fh8620' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='x1000' RTT_TOOL_CHAIN='sourcery-mips'
-  - RTT_BSP='xplorer4330/M4' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='at32/at32f403a-start' RTT_TOOL_CHAIN='sourcery-arm'
-  - RTT_BSP='at32/at32f407-start' RTT_TOOL_CHAIN='sourcery-arm'
-
-stage: compile
-script:
-  - scons -C bsp/$RTT_BSP
--- a/ChangeLog.md
+++ b/ChangeLog.md
@@ -1,3 +1,205 @@
+# RT-Thread v4.0.3 Change Log
+
+Change log since v4.0.2
+
+## Kernel
+
+* Add `__RTTHREAD__` global macro definition
+* Add user heap options
+* Fix bug of rt_memheap_detach
+* Add rt_memory_info() for memheap.c
+* Add rt_object_get_length/rt_object_get_pointers APIs
+* Fix double release for thread
+* Fix thread control bug about `RT_THREAD_CTRL_CLOSE` command
+* Avoid deadlock (rt_hw_interrupt_disable and rt_enter_critical when enable smp)
+* Fix the issue of judging the ready_table of pcpu when multi-core rt_schedule_remove_thread
+* Fix the issue that the yield operation cannot release the cpu in time
+* Fix the iterator failure for softtimer list timeout check
+* Fix rt_timer_list_next_timeout multi-task safe
+* Add timer working status query function to software timer
+* Fix the software issue when the system timer thread is pending
+* Fix the timer/software timer handling issue if the timeout function starts/stops/deletes this timer.
+* Fix an issue with rt_timer_start being broken and destroying the timer list
+* Fix the bug that the linked list is still mounted when the single timer is not modified
+* Add function rt_tick_get_millisecond()
+* Fix the delay_until issue
+* Add mb mq value overflow-check code
+* Fix the rt_event_recv function, if the event met without blocking, assigning thread->event_set/event_info will goes well
+* Add the definition of the maximum value of ipc type
+* Remove the call of rt_system_object_init/rt_system_tick_init from the code.
+* Removes component configuration macro `RT_USING_FINSH` from the kernel
+* Use object_find to implement thread_find/device_find
+* The cleanup operation is executed before the current thread exits
+
+## Components
+
+* Fix assert in the sys_arch_mbox_fetch function when close socket
+* Add dhcp start or stop function to start or stop dhcp.
+* Change rt_data_queue_peak to rt_data_queue_peek.
+* Update elmfat to R0.14 patch 1.
+* Add SAL_INTERNET_CHECK configuration item to support turning on or off the network status check
+* Solve the issue that the do_pollfd function processing the underlying network device returns error -1
+* Fix the issue that when the network card device calls to close dhcp, the bottom layer no need to call the dhcp_stop function to close dhcp
+* Add the function of judging the network card up and down in the sal_accept function
+* Modify the spelling error of the macro definition, modify the printing error when printing the IMEI number
+* Fix the issue that the server closed the connection when web socket requests the data that comes back from the server, and the socket status is incorrectly judged at that point
+* Fix the issue of incorrect sal_getaddrinfo release when sal socket supports multiple network cards
+* Update AT socket
+  * Support alloc socket dynamically with at device
+  * Update AT_SW_VERSION and adjust at_socket_ops
+  * Adjust where the AT socket callback function
+  * Fix at_client, avoid creating the same client repeatedly and prevent working exceptions and memory leaks.
+  * Fix the bug that rx_notice out of sync when the data is received after last rt_device_read() is zero
+* [FinSH] rm command supports recursive deletion of folders
+* Add clear command for FINSH
+* [posix] Implement usleep function
+* Fix the issue of pthreads compilation error when using the new version of newlib; at the same time solve the problem of pthreads under 64-bit;
+* [dlmodule] Fix crash when dlmodule exits
+* Add priority & stack_size param parsing for dlmodule
+* libc adds getline/getdelim functions
+* Change the header file included in some libc files from <rtthread.h> to <rtconfig.h> to narrow the scope of inclusion to prevent recursive compilation
+* [jffs2] error check of rt_event_recv()
+* Add rt_data_queue_deinit and fix bug of dataqueue
+* Change log in device driver framework
+  * [pin] Add rt_pin_get to pin frame
+  * [PM] Update RT-Thread PM2.0 framework
+  * [audio] Fix compile warning, undefine var
+  * [serial] Fix the crash caused when the serial port receiving buffer is full and ULOG_USING_ISR_LOG is not turned on
+  * [wlan] Add raw frame send interface and Management frame filter interface
+  * [Sensor] Add vendor info and sensor types for cmd
+  * [Sensor] Support custom commands for rt_sensor_control
+  * [sensor] Support TOF sensor class 
+  * [SFUD] Update the 'sf bench' command.
+  * [spi] Fix "response+1" causing hard fault of unaligned access to SPI memory of STM32 HAL library
+  * [RTC] Optimize RTC alarm function, add alarm function for SOFT_RTC
+  * [hwtimer] When getting the timer count, prevent overflow update due to the interruption
+  * [dirver/i2c] i2c driver supports bus lock, STOP control
+  * [usb] Fix bug in device descriptor that MAC OS enumeration failed
+  * Fix the bug that USB cannot recognize composite device normally
+  * Fix USB host core bugs
+    * Limit >4 USB ports hubs
+    * Double free intf
+    * dname buffer size is too small
+    * Reset child pointer after detaching instance
+
+## BSP and CPU porting
+
+* Add license info and code cleanup for vexpress-a9 BSP
+* Add HDSC hc32f4a0 BSP support
+* Add support for Cypress PSoC6 series products
+* Fix the lpc55 issue under Linux/GCC
+* [qemu] Fix spelling mistakes of code in drv_pl041.c
+* [loongson] Update the SPI driver and UART driver on the Loongson 2K1000 platform
+* [allwinner_tina]Fix spi driver bug
+* [smartfusion2]Support Microsemi SmartFusion2 family FPGA
+* [imxrt] Add ethernet configuration for imxrt1064-nxp-evk
+* Add support for architecture sparc-v8 and soc bm3803.
+* [libc] libc adds getline/getdelim functions (posix.1-2008)
+* Add support for c28x mcu hardware fpu
+* [at32] Add link detecting thread for ethernet driver
+* Fix gcc assembly option in rtconfig.py for imxrt1064-nxp-evk
+* [IMXRT]Fix scons --dist in IMXRT BSP
+* [ls2kdev] Initial gpio driver without irq support on ls2kdev
+* Optimize BSP dist handle process
+* [nrfx] Add the qspi_flash of nordic pdk
+* [nrf5x] Add the BSP of nrf5x, which support UART, SPI, PWM, ADC, i2c drivers and rtc device driver
+* [nrfx] Add the on-chip flash for nrf5x
+* [RISC-V:K210]Add UART1~3 support for K210
+* [Nuclei] Add Nuclei RISC-V Processor support
+* Update BSP for mini2440
+* Add soc timer cntpct
+* LPC55S69: Add NS project and TFM support on LPC55S69
+* Make MicroPython runs on Raspi3-64 BSP
+* Add rt_hw_us_delay for W60x
+* [imxrt] [driver] Add usb device driver
+* Fix raspi4-32
+  * Add: dma driver,  bsc driver, dsi lcd/touch driver, waveshare spi lcd/touch driver, watchdog driver, hdmi driver, sdio driver, gpio interrupt
+  * Fix: eth driver, spi driver, uart driver
+* Add more BSP on BSP framework:
+  * At32/at32f403a-start
+  * At32/at32f407-start
+  * bluetrum/ab32vg1-ab-prougen
+  * bm3803
+  * cypress/psoc6-pioneerkit_modus
+  * essemi/es32f0271
+  * essemi/es32f369x
+  * essemi/es32f0654
+  * lpc55sxx/lpc55s69_nxp_evk_ns
+  * ls2kdev
+  * nrf5x
+  * nuclei/gd32vf103_rvstar
+  * nuclei/hbird_eval
+  * nuvoton/nk-980iot
+  * nuvoton/numaker-iot-m487
+  * nuvoton/numaker-pfm-m487
+  * raspi2
+  * raspi3-32
+  * raspi3-64
+  * raspi4-32
+  * raspi4-64
+  * smartfusion2
+  * thead-smart
+  * tm4c123 BSP
+  * zynqmp-r5-axu4ev
+
+* Add more STM32 BSP based on new STM32 BSP framework:
+  * STM32L431-BearPi
+  * stm32f103-blue-pill
+  * stm32f103-onenet-nbiot
+  * stm32f410-st-nucleo
+  * stm32f411-atk-nano
+  * stm32f413-st-nucleo
+  * stm32g070-st-nucleo
+  * stm32h747-st-discovery
+  * stm32l010-st-nucleo
+  * stm32l412-st-nucleo
+  * stm32l433-st-nucleo
+  * stm32l496-st-nucleo
+  * stm32mp157a-st-discovery
+  * stm32mp157a-st-ev1
+  * stm32wb55-st-nucleo
+* New STM32 BSP framework:
+  * Add dcmi, ov2640 and SD Card driver for stm32h743
+  * Fix bug that caused system crash by changing the run_mode in low power mode
+  * Fix issue when using gcc to compile the chips of stm G4 series, but chip doesn't work
+  * drv_flash_f7.c supports single bank mode
+  * Add stm32f103-atk-warshipv3 sram driver
+  * Update void HAL_Delay(__IO uint32_t Delay)
+  * Add PWM9_CONFIG default configuration and TIM3_CONFIG default configuration
+  * [stm32f103-atk-warshipv3] Add sdcard driver
+  * Add English readme for stm32
+  * Add dac and can driver for stm32l4 and stm32f4
+  * openamp driver and add rs485 driver for stm32mp157a
+  * Optimize the pin-index algorithm
+  * [stm32f769-disco] Support ethernet device
+  * Add C++ Support
+  * Fix the clock configuration issue of STM32 hardware timer
+  * Adjust the interrupt priority configuration of some peripherals of the STM32 series BSP
+  * Fix stm32 f1 series rtc bug
+  * Support SPI/ADC/TIME on-chip peripheral driver
+  * [stm32h743-atk-apollo]Support stm32h7 uart dma
+  * Add stm32h743-atk-apollo support for pcf8574 and uart2
+  * Support stm32h743-atk-apollo pcf8574 and uart2(485)
+  * Update bsp/stm32/stm32h743-st-nucleo
+  * Fix ADC channel Configuration bug for SMT32F0/L0/H7
+  * Add support for onboard AP6181
+  * Fix UART DMA TX
+  * Add pm support by cubemx tool for stm32l4
+  * Add stm32f407-atk-explorer sram driver
+  * Fix PWM timer init about pwm
+  * [stm32f103-atk-warshipv3]Add sdcard driver
+  * Add stm32f103-atk-warshipv3 sram driver
+
+## Tools
+
+* Add C++ support for eclipse target
+* Keep user's lib configuration while running --target=eclipse
+* Add Libraries when perform `scons --dist`
+* Update tools/building.py and add `tackanalysis` option 
+* Improve the logic of generating `rtconfig.h` files in scons with command `scons --menuconfig`
+* Fix makeimg.py wrong on linux
+* Add Studio IDE dist feature for stm32 BSP
+
 # RT-Thread v4.0.2 Change Log

 Change log since v4.0.1
--- a/158
+++ b/158
@@ -0,0 +1,158 @@
+pipeline {
+    agent {
+        docker { 
+            image 'ubuntu_ci:latest' 
+        }
+    }
+    stages {
+        stage('build') {
+            steps {
+                sh '''
+
+                    uname -a
+                    cat /etc/issue
+                    apt-get update
+                    apt-get install -y -qq lib32ncurses5 lib32z1 > /dev/null
+
+                    curl -s http://download.isrc.rt-thread.com/download/gcc-arm-none-eabi-5_4-2016q3-20160926-linux.tar.bz2 | sudo tar xjf - -C /opt
+                    /opt/gcc-arm-none-eabi-5_4-2016q3/bin/arm-none-eabi-gcc --version
+                '''
+
+                script {
+                    def bsp_array = [
+                        ['CME_M7', 'sourcery-arm'],
+                        // ['apollo2', 'sourcery-arm'], /* CI compile not support */
+                        ['asm9260t', 'sourcery-arm'],
+                        ['at91sam9260', 'sourcery-arm'],
+                        ['allwinner_tina', 'sourcery-arm'],
+                        ['efm32', 'sourcery-arm'],
+                        // ['gd32e230k-start', 'sourcery-arm'], /* CI compile not support */
+                        ['gd32303e-eval', 'sourcery-arm'],
+                        // ['gd32450z-eval', 'sourcery-arm'], /* CI link not support */
+                        ['gkipc', 'sourcery-arm'],
+                        ['imx6sx/cortex-a9', 'sourcery-arm'],
+                        // ['imxrt/imxrt1052-atk-commander', 'sourcery-arm'], /* CI compile not support */
+                        // ['imxrt/imxrt1052-fire-pro', 'sourcery-arm'], /* CI compile not support */
+                        // ['imxrt/imxrt1052-nxp-evk', 'sourcery-arm'], /* CI compile not support */
+                        ['lm3s8962', 'sourcery-arm'],
+                        ['lm3s9b9x', 'sourcery-arm'],
+                        ['lm4f232', 'sourcery-arm'],
+                        ['tm4c129x', 'sourcery-arm'],
+                        // ['lpc43xx/M4', 'sourcery-arm'], /* CI compile not support */
+                        ['lpc176x', 'sourcery-arm'],
+                        ['lpc178x', 'sourcery-arm'],
+                        ['lpc408x', 'sourcery-arm'],
+                        ['lpc1114', 'sourcery-arm'],
+                        ['lpc2148', 'sourcery-arm'],
+                        ['lpc2478', 'sourcery-arm'],
+                        ['lpc5410x', 'sourcery-arm'],
+                        // ['lpc54114-lite', 'sourcery-arm'], /* CI link not support */
+                        ['mb9bf500r', 'sourcery-arm'],
+                        ['mb9bf506r', 'sourcery-arm'],
+                        ['mb9bf618s', 'sourcery-arm'],
+                        ['mb9bf568r', 'sourcery-arm'],
+                        ['mini2440', 'sourcery-arm'],
+                        ['nuvoton_nuc472', 'sourcery-arm'],
+                        ['nuvoton_m05x', 'sourcery-arm'],
+                        ['qemu-vexpress-a9', 'sourcery-arm'],
+                        ['qemu-vexpress-gemini', 'sourcery-arm'],
+                        ['sam7x', 'sourcery-arm'],
+                        // ['stm32/stm32f072-st-nucleo', 'sourcery-arm'], /* CI compile C99 not support */
+                        // ['stm32/stm32f091-st-nucleo', 'sourcery-arm'], /* CI compile C99 not support */
+                        // ['stm32/stm32f103-atk-nano', 'sourcery-arm'], /* CI compile C99 not support */
+                        // ['stm32/stm32f103-atk-warshipv3', 'sourcery-arm'], /* CI compile C99 not support */
+                        // ['stm32/stm32f103-dofly-lyc8', 'sourcery-arm'], /* CI compile C99 not support */
+                        // ['stm32/stm32f103-dofly-M3S', 'sourcery-arm'], /* CI compile C99 not support */
+                        // ['stm32/stm32f103-fire-arbitrary', 'sourcery-arm'], /* CI compile C99 not support */
+                        // ['stm32/stm32f103-hw100k-ibox', 'sourcery-arm'], /* CI compile C99 not support */
+                        // ['stm32/stm32f103-mini-system', 'sourcery-arm'], /* CI compile C99 not support */
+                        // ['stm32/stm32f103-onenet-nbiot', 'sourcery-arm'], /* CI compile C99 not support */
+                        // ['stm32/stm32f103-yf-ufun', 'sourcery-arm'], /* CI compile C99 not support */
+                        // ['stm32/stm32f107-uc-eval', 'sourcery-arm'], /* CI compile C99 not support */
+                        // ['stm32/stm32f401-st-nucleo', 'sourcery-arm'], /* CI compile C99 not support */
+                        // ['stm32/stm32f405-smdz-breadfruit', 'sourcery-arm'], /* CI compile C99 not support */
+                        // ['stm32/stm32f407-atk-explorer', 'sourcery-arm'], /* CI compile C99 not support */
+                        // ['stm32/stm32f407-st-discovery', 'sourcery-arm'], /* CI compile C99 not support */
+                        // ['stm32/stm32f410-st-nucleo', 'sourcery-arm'], /* CI compile C99 not support */
+                        // ['stm32/stm32f411-st-nucleo', 'sourcery-arm'], /* CI compile C99 not support */
+                        // ['stm32/stm32f411-weact-MiniF4', 'sourcery-arm'], /* CI compile C99 not support */
+                        // ['stm32/stm32f413-st-nucleo', 'sourcery-arm'], /* CI compile C99 not support */
+                        // ['stm32/stm32f427-robomaster-a', 'sourcery-arm'], /* CI compile C99 not support */
+                        // ['stm32/stm32f429-armfly-v6', 'sourcery-arm'], /* CI compile C99 not support */
+                        // ['stm32/stm32f429-atk-apollo', 'sourcery-arm'], /* CI compile C99 not support */
+                        // ['stm32/stm32f429-fire-challenger', 'sourcery-arm'], /* CI compile C99 not support */
+                        // ['stm32/stm32f429-st-disco', 'sourcery-arm'], /* CI compile C99 not support */
+                        // ['stm32/stm32f446-st-nucleo', 'sourcery-arm'], /* CI compile C99 not support */
+                        // ['stm32/stm32f469-st-disco', 'sourcery-arm'], /* CI compile C99 not support */
+                        // ['stm32/stm32f746-st-disco', 'sourcery-arm'], /* CI compile -mcpu= not support */
+                        // ['stm32/stm32f767-atk-apollo', 'sourcery-arm'], /* CI compile -mcpu= not support */
+                        // ['stm32/stm32f767-fire-challenger', 'sourcery-arm'], /* CI compile -mcpu= not support */
+                        // ['stm32/stm32f767-st-nucleo', 'sourcery-arm'], /* CI compile -mcpu= not support */
+                        // ['stm32/stm32g071-st-nucleo', 'sourcery-arm'], /* CI compile C99 not support */
+                        // ['stm32/stm32g431-st-nucleo', 'sourcery-arm'], /* CI compile C99 not support */
+                        // ['stm32/stm32h743-atk-apollo', 'sourcery-arm'], /* CI compile -mcpu= not support */
+                        // ['stm32/stm32h743-st-nucleo', 'sourcery-arm'], /* CI compile -mcpu= not support */
+                        // ['stm32/stm32h747-st-discovery', 'sourcery-arm'], /* CI compile -mcpu= not support */
+                        // ['stm32/stm32l4r9-st-eval', 'sourcery-arm'], /* CI compile C99 not support */
+                        // ['stm32/stm32l010-st-nucleo', 'sourcery-arm'], /* CI compile C99 not support */
+                        // ['stm32/stm32l053-st-nucleo', 'sourcery-arm'], /* CI compile C99 not support */
+                        // ['stm32/stm32l412-st-nucleo', 'sourcery-arm'], /* CI compile C99 not support */
+                        // ['stm32/stm32l432-st-nucleo', 'sourcery-arm'], /* CI compile C99 not support */
+                        // ['stm32/stm32l433-st-nucleo', 'sourcery-arm'], /* CI compile C99 not support */
+                        // ['stm32/stm32l475-atk-pandora', 'sourcery-arm'], /* CI compile C99 not support */
+                        // ['stm32/stm32l475-st-discovery', 'sourcery-arm'], /* CI compile C99 not support */
+                        // ['stm32/stm32l476-st-nucleo', 'sourcery-arm'], /* CI compile C99 not support */
+                        // ['stm32/stm32l496-ali-developer', 'sourcery-arm'], /* CI compile C99 not support */
+                        // ['stm32/stm32l496-st-nucleo', 'sourcery-arm'], /* CI compile C99 not support */
+                        ['stm32f20x', 'sourcery-arm'],
+                        ['swm320-lq100', 'sourcery-arm'],
+                        ['beaglebone', 'sourcery-arm'],
+                        ['zynq7000', 'sourcery-arm'],
+                        ['frdm-k64f', 'sourcery-arm'],
+                        ['fh8620', 'sourcery-arm'],
+                        ['xplorer4330/M4', 'sourcery-arm'],
+                        // ['at32/at32f403a-start', 'sourcery-arm'],/* CI link not support */
+                        // ['at32/at32f407-start', 'sourcery-arm']/* CI compile C99 not support */
+                    ]
+
+                    for (int i in bsp_array) {
+
+                        sh """
+
+                        export RTT_BSP=${i.getAt(0)}
+                        export RTT_TOOL_CHAIN=${i.getAt(1)}
+                        export RTT_EXEC_PATH=/opt/gcc-arm-none-eabi-5_4-2016q3/bin/
+                        export RTT_CC='gcc'
+                        export RTT_ROOT=`pwd`
+
+                        echo \$RTT_EXEC_PATH
+
+                        export CPUS=\$(cat /proc/cpuinfo | grep "processor" | sort | uniq | wc -l)
+                        scons -j\${CPUS} -C bsp/\$RTT_BSP
+                        """
+                    }
+                }
+            }
+        }
+    }
+    post {
+        failure {
+            addGiteeMRComment(comment: """:x: Jenkins CI 构建失败。\n\n \
+查看更多日志详细信息： \
+<a href="${env.RUN_DISPLAY_URL}">Jenkins[${env.JOB_NAME} # ${env.BUILD_NUMBER}]</a> \
+<hr /> \
+:x: The Jenkins CI build failed.\n\n \
+Results available at: \
+<a href="${env.RUN_DISPLAY_URL}">Jenkins[${env.JOB_NAME} # ${env.BUILD_NUMBER}]</a>""")
+        }
+        success {
+            addGiteeMRComment(comment: """:white_check_mark: Jenkins CI 构建通过。\n\n \
+查看更多日志详细信息： \
+<a href="${env.RUN_DISPLAY_URL}">Jenkins[${env.JOB_NAME} # ${env.BUILD_NUMBER}]</a> \
+<hr /> \
+:white_check_mark: The Jenkins CI build passed.\n\n \
+Results available at: \
+<a href="${env.RUN_DISPLAY_URL}">Jenkins[${env.JOB_NAME} # ${env.BUILD_NUMBER}]</a>""")
+        }
+    }
+}
--- a/bsp/CME_M7/StdPeriph_Driver/SConscript
+++ b/bsp/CME_M7/StdPeriph_Driver/SConscript
@@ -9,6 +9,6 @@ src = Glob('src/*.c')

 path = [cwd + '/inc']

-group = DefineGroup('StdPeriph_Driver', src, depend = [''], CPPPATH = path)
+group = DefineGroup('Libraries', src, depend = [''], CPPPATH = path)

 Return('group')
--- a/bsp/CME_M7/applications/startup.c
+++ b/bsp/CME_M7/applications/startup.c
@@ -47,12 +47,6 @@ void rtthread_startup(void)
    /* show version */
    rt_show_version();

-    /* init tick */
-    rt_system_tick_init();
-
-    /* init kernel object */
-    rt_system_object_init();
-
    /* init timer system */
    rt_system_timer_init();

--- a/bsp/CME_M7/drivers/emac.c
+++ b/bsp/CME_M7/drivers/emac.c
@@ -312,8 +312,19 @@ struct pbuf *rt_cme_eth_rx(rt_device_t dev)
    ETH_RX_DESC *desc;
    uint32_t framelength;
    struct rt_cme_eth * cme_eth = (struct rt_cme_eth *)dev;
+    rt_err_t result;

-    rt_mutex_take(&cme_eth->lock, RT_WAITING_FOREVER);
+    result = rt_mutex_take(&cme_eth->lock, RT_WAITING_FOREVER);
+    if (result == -RT_ETIMEOUT)
+    {
+        rt_kprintf("Take mutex time out.\n");
+        goto _exit;
+    }
+    else if (result == -RT_ERROR)
+    {
+        rt_kprintf("Take mutex error.\n");
+        goto _exit;
+    }

    desc = ETH_AcquireFreeRxDesc();
    if(desc == RT_NULL)
--- a/bsp/allwinner_tina/drivers/drv_gpio.c
+++ b/bsp/allwinner_tina/drivers/drv_gpio.c
@@ -538,6 +538,7 @@ static const struct rt_pin_ops ops =
    pin_attach_irq,
    pin_detach_irq,
    pin_irq_enable,
+    RT_NULL,
 };
 #endif

--- a/bsp/allwinner_tina/drivers/drv_uart.c
+++ b/bsp/allwinner_tina/drivers/drv_uart.c
@@ -120,8 +120,8 @@ int rt_hw_uart_init(void)
        uart->irqno        = UART1_INTERRUPT; // IRQ_UART1;
        uart->gpio_rx_port = GPIO_PORT_A;
        uart->gpio_tx_port = GPIO_PORT_A;
-        uart->gpio_rx_pin  = GPIO_PIN_3;
-        uart->gpio_tx_pin  = GPIO_PIN_2;
+        uart->gpio_rx_pin  = GPIO_PIN_2;
+        uart->gpio_tx_pin  = GPIO_PIN_3;
        uart->gpio_rx_fun  = IO_FUN_4;
        uart->gpio_tx_fun  = IO_FUN_4;

--- a/bsp/allwinner_tina/drivers/spi/SConscript
+++ b/bsp/allwinner_tina/drivers/spi/SConscript
@@ -4,6 +4,6 @@ cwd     = GetCurrentDir()
 src     = Glob('*.c')
 CPPPATH = [cwd, str(Dir('#'))]

-group = DefineGroup('spi', src, depend = [''], CPPPATH = CPPPATH)
+group = DefineGroup('Drivers', src, depend = [''], CPPPATH = CPPPATH)

 Return('group')
--- a/bsp/allwinner_tina/drivers/spi/drv_spi.c
+++ b/bsp/allwinner_tina/drivers/spi/drv_spi.c
@@ -483,7 +483,7 @@ static rt_err_t configure(struct rt_spi_device *device,
        SPI_SetFirstTransmitBit(spi, SPI_TCTRL_FBS_LSB);
    }

-    switch (configuration->mode)
+    switch (configuration->mode & RT_SPI_MODE_3)
    {
    case RT_SPI_MODE_0:
        SPI_SetSclkMode(spi, SPI_SCLK_Mode0);
--- a/bsp/allwinner_tina/rtconfig.py
+++ b/bsp/allwinner_tina/rtconfig.py
@@ -17,7 +17,7 @@ if  CROSS_TOOL == 'gcc':
    PLATFORM    = 'gcc'
    EXEC_PATH   = r'E:\work\env\tools\gnu_gcc\arm_gcc\mingw\bin'
 else:
-    print 'Please make sure your toolchains is GNU GCC!'
+    print('Please make sure your toolchains is GNU GCC!')
    exit(0)

 if os.getenv('RTT_EXEC_PATH'):
--- a/bsp/amebaz/libraries/smartconfig/SConscript
+++ b/bsp/amebaz/libraries/smartconfig/SConscript
@@ -12,7 +12,7 @@ if rtconfig.CROSS_TOOL == 'gcc':
 elif rtconfig.CROSS_TOOL == 'iar':
    libs += ['libsmartconfig_armcm4_iar']

-group = DefineGroup('smartconfig', src, depend = ['RT_USING_SMARTCONFIG_LIB'], CPPPATH = path, LIBS = libs, LIBPATH = libpath)
+group = DefineGroup('Libraries', src, depend = ['RT_USING_SMARTCONFIG_LIB'], CPPPATH = path, LIBS = libs, LIBPATH = libpath)

 Return('group')

--- a/bsp/apollo2/board/SConscript
+++ b/bsp/apollo2/board/SConscript
@@ -9,6 +9,6 @@ CPPPATH = [cwd]
 #remove other no use files
 #SrcRemove(src, '*.c')

-group = DefineGroup('Board', src, depend = [''], CPPPATH = CPPPATH)
+group = DefineGroup('Drivers', src, depend = [''], CPPPATH = CPPPATH)

 Return('group')
--- a/bsp/apollo2/board/gpio.c
+++ b/bsp/apollo2/board/gpio.c
@@ -212,6 +212,7 @@ const static struct rt_pin_ops am_pin_ops =
    am_pin_attach_irq,
    am_pin_dettach_irq,
    am_pin_irq_enable,
+    RT_NULL,
 };

 int rt_hw_pin_init(void)
--- a/bsp/apollo2/board/rtc.c
+++ b/bsp/apollo2/board/rtc.c
@@ -25,6 +25,7 @@
 #include <rtthread.h>
 #include <rtdevice.h>
 #include "am_mcu_apollo.h"
+#include <sys/time.h>

 #define XT              1
 #define LFRC            2
@@ -78,13 +79,13 @@ static rt_err_t rt_rtc_control(rt_device_t dev, int cmd, void *args)
            /* Seconds 0-59 : the 0-59 range */
            time_temp.tm_sec = hal_time.ui32Second;

-            *time = mktime(&time_temp);
+            *time = timegm(&time_temp);

            break;

        case RT_DEVICE_CTRL_RTC_SET_TIME:
            time = (time_t *)args;
-            time_new = localtime(time);
+            time_new = gmtime(time);

            hal_time.ui32Hour = time_new->tm_hour;
            hal_time.ui32Minute = time_new->tm_min;
--- a/bsp/asm9260t/platform/SConscript
+++ b/bsp/asm9260t/platform/SConscript
@@ -8,5 +8,5 @@ CPPPATH = [cwd]
 # The set of source files associated with this SConscript file.
 src = Glob('*.c')

-group = DefineGroup('platform', src, depend = [''], CPPPATH = CPPPATH)
+group = DefineGroup('Drivers', src, depend = [''], CPPPATH = CPPPATH)
 Return('group')
--- a/bsp/at32/Libraries/AT32_Std_Driver/AT32F4xx_StdPeriph_Driver/inc/at32f4xx_ertc.h
+++ b/bsp/at32/Libraries/AT32_Std_Driver/AT32F4xx_StdPeriph_Driver/inc/at32f4xx_ertc.h
@@ -11,6 +11,9 @@
 #ifndef __AT32F4xx_ERTC_H
 #define __AT32F4xx_ERTC_H

+#ifdef __cplusplus
+extern "C" {
+#endif

 /* Includes ------------------------------------------------------------------*/
 #include "at32f4xx.h"
--- a/bsp/at32/Libraries/AT32_Std_Driver/SConscript
+++ b/bsp/at32/Libraries/AT32_Std_Driver/SConscript
@@ -41,6 +41,6 @@ path = [

 CPPDEFINES = ['USE_STDPERIPH_DRIVER']

-group = DefineGroup('AT32_Lib', src, depend = [''], CPPPATH = path, CPPDEFINES = CPPDEFINES)
+group = DefineGroup('Libraries', src, depend = [''], CPPPATH = path, CPPDEFINES = CPPDEFINES)

 Return('group')
--- a/bsp/at32/Libraries/rt_drivers/SConscript
+++ b/bsp/at32/Libraries/rt_drivers/SConscript
@@ -43,9 +43,15 @@ if GetDepend('BSP_USING_SRAM'):
 if GetDepend('BSP_USING_RTC'):
    src += ['drv_rtc.c']

+if GetDepend('BSP_USING_ON_CHIP_FLASH'):
+    src += ['drv_flash.c']
+
 if GetDepend(['BSP_USING_WDT']):
    src += ['drv_wdt.c']

+if GetDepend(['BSP_USING_CAN']):
+    src += ['drv_can.c']
+
 if GetDepend(['BSP_USING_SDIO']):
    src += ['drv_sdio.c']

--- a/bsp/at32/Libraries/rt_drivers/drv_can.c
+++ b/bsp/at32/Libraries/rt_drivers/drv_can.c
--- a/bsp/at32/Libraries/rt_drivers/drv_can.h
+++ b/bsp/at32/Libraries/rt_drivers/drv_can.h
@@ -0,0 +1,58 @@
+/*
+ * Copyright (c) 2006-2018, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2021-02-09     shelton      the first version
+ */
+
+#ifndef __DRV_CAN_H__
+#define __DRV_CAN_H__
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <board.h>
+#include <rtdevice.h>
+#include <rtthread.h>
+
+#define CAN_TX_MAILBOX0             (0x00000001U)  /*!< Tx Mailbox 0  */
+#define CAN_TX_MAILBOX1             (0x00000002U)  /*!< Tx Mailbox 1  */
+#define CAN_TX_MAILBOX2             (0x00000004U)  /*!< Tx Mailbox 2  */
+  
+struct at32_baud_rate_tab
+{
+    rt_uint32_t baud_rate;
+    rt_uint32_t sjw;
+    rt_uint32_t bs1;
+    rt_uint32_t bs2;
+    rt_uint32_t psc;
+};
+
+struct CAN_Handler
+{
+    CAN_Type *Instance;
+    CAN_InitType CanInit;
+    CAN_FilterInitType FilterConfig;
+};
+
+/* at32 can device */
+struct at32_can
+{
+    char *name;
+    struct CAN_Handler CanConfig;
+    struct rt_can_device device;     /* inherit from can device */
+};
+
+int rt_hw_can_init(void);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /*__DRV_CAN_H__ */
+
+/************************** end of file ******************/
--- a/bsp/at32/Libraries/rt_drivers/drv_eth.c
+++ b/bsp/at32/Libraries/rt_drivers/drv_eth.c
@@ -31,6 +31,9 @@
 #define ETH_RXBUFNB        	4
 #define ETH_TXBUFNB        	2

+#define LINK_THREAD_STACK_SIZE   256
+#define LINK_THREAD_PREORITY     21
+
 extern ETH_DMADESCTypeDef  *DMATxDescToSet;
 extern ETH_DMADESCTypeDef  *DMARxDescToGet;
 extern ETH_DMADESCTypeDef  *DMAPTPTxDescToSet;
@@ -38,6 +41,8 @@ extern ETH_DMADESCTypeDef  *DMAPTPRxDescToGet;

 static ETH_DMADESCTypeDef  DMARxDscrTab[ETH_RXBUFNB], DMATxDscrTab[ETH_TXBUFNB];
 static rt_uint8_t Rx_Buff[ETH_RXBUFNB][ETH_MAX_PACKET_SIZE], Tx_Buff[ETH_TXBUFNB][ETH_MAX_PACKET_SIZE];
+static struct rt_thread eth_link_thread;
+static rt_uint8_t eth_link_stack[LINK_THREAD_STACK_SIZE];

 #define MAX_ADDR_LEN        6
 /* Gloable variables ---------------------------------------------------------*/
@@ -634,6 +639,37 @@ struct pbuf *rt_at32_eth_rx(rt_device_t dev)
    return p;
 }

+static void eth_link_thread_entry(void *paramter)
+{
+    uint8_t linked_down = 1;
+
+    struct netif *pnetif = at32_eth_device.parent.netif;
+
+    while(1){
+        if((ETH_ReadPHYRegister(PHY_ADDRESS, PHY_BSR) & PHY_Linked_Status) && (linked_down == 1))
+        {
+            /* link up */
+            linked_down = 0;
+#ifndef RT_LWIP_DHCP
+            pnetif->ip_addr = inet_addr(RT_LWIP_IPADDR);
+            pnetif->gw = inet_addr(RT_LWIP_GWADDR);
+            pnetif->netmask = inet_addr(RT_LWIP_MSKADDR);
+#else
+            IP4_ADDR(&(pnetif->ip_addr), 0, 0, 0, 0);
+            IP4_ADDR(&(pnetif->netmask), 0, 0, 0, 0);
+            IP4_ADDR(&(pnetif->gw), 0, 0, 0, 0);
+#endif
+            eth_device_linkchange(&(at32_eth_device.parent), RT_TRUE);
+        }else if(!(ETH_ReadPHYRegister(PHY_ADDRESS, PHY_BSR) & PHY_Linked_Status) && (linked_down == 0))
+        {
+            /* link down */
+            linked_down = 1;
+            eth_device_linkchange(&(at32_eth_device.parent), RT_FALSE);
+        }
+        rt_thread_mdelay(500);
+    }
+}
+
 /* interrupt service routine */
 void ETH_IRQHandler(void)
 {
@@ -707,9 +743,17 @@ static int rt_hw_at32_eth_init(void)

    /* register eth device */
    state = eth_device_init(&(at32_eth_device.parent), "e0");
+
    if (RT_EOK == state)
    {
        LOG_D("emac device init success");
+
+        state = rt_thread_init(&eth_link_thread, "eth_link_detect", eth_link_thread_entry, RT_NULL,
+                     &eth_link_stack[0], LINK_THREAD_STACK_SIZE, LINK_THREAD_PREORITY, 20);
+        if (state == RT_EOK)
+        {
+            rt_thread_startup(&eth_link_thread);
+        }
    }
    else
    {
--- a/bsp/at32/Libraries/rt_drivers/drv_flash.c
+++ b/bsp/at32/Libraries/rt_drivers/drv_flash.c
@@ -0,0 +1,210 @@
+/*
+ * Copyright (c) 2006-2018, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2021-02-09     shelton      the first version
+ */
+
+#include <board.h>
+#include <rtthread.h>
+
+#ifdef BSP_USING_ON_CHIP_FLASH
+#include "drv_flash.h"
+
+#if defined(PKG_USING_FAL)
+#include "fal.h"
+#endif
+
+//#define DRV_DEBUG
+#define LOG_TAG                "drv.flash"
+#include <drv_log.h>
+
+/**
+  * @brief  Gets the page of a given address
+  * @param  addr: address of the flash memory
+  * @retval The page of a given address
+  */
+static rt_uint32_t get_page(uint32_t addr)
+{
+    rt_uint32_t page = 0;
+
+    page = RT_ALIGN_DOWN(addr, FLASH_PAGE_SIZE);
+
+    return page;
+}
+
+/**
+ * Read data from flash.
+ * @note This operation's units is word.
+ *
+ * @param addr flash address
+ * @param buf buffer to store read data
+ * @param size read bytes size
+ *
+ * @return result
+ */
+int at32_flash_read(rt_uint32_t addr, rt_uint8_t *buf, size_t size)
+{
+    size_t i;
+
+    if ((addr + size) > AT32_FLASH_END_ADDRESS)
+    {
+        LOG_E("read outrange flash size! addr is (0x%p)", (void *)(addr + size));
+        return -RT_EINVAL;
+    }
+
+    for (i = 0; i < size; i++, buf++, addr++)
+    {
+        *buf = *(rt_uint8_t *) addr;
+    }
+
+    return size;
+}
+
+/**
+ * Write data to flash.
+ * @note This operation's units is word.
+ * @note This operation must after erase. @see flash_erase.
+ *
+ * @param addr flash address
+ * @param buf the write data buffer
+ * @param size write bytes size
+ *
+ * @return result
+ */
+int at32_flash_write(rt_uint32_t addr, const rt_uint8_t *buf, size_t size)
+{
+    rt_err_t result        = RT_EOK;
+    rt_uint32_t end_addr   = addr + size;
+
+    if (addr % 4 != 0)
+    {
+        LOG_E("write addr must be 4-byte alignment");
+        return -RT_EINVAL;
+    }
+
+    if ((end_addr) > AT32_FLASH_END_ADDRESS)
+    {
+        LOG_E("write outrange flash size! addr is (0x%p)", (void *)(addr + size));
+        return -RT_EINVAL;
+    }
+
+    FLASH_Unlock();
+
+    while (addr < end_addr)
+    {
+        if (FLASH_ProgramWord(addr, *((rt_uint32_t *)buf)) == FLASH_PRC_DONE)
+        {
+            if (*(rt_uint32_t *)addr != *(rt_uint32_t *)buf)
+            {
+                result = -RT_ERROR;
+                break;
+            }
+            addr += 4;
+            buf  += 4;
+        }
+        else
+        {
+            result = -RT_ERROR;
+            break;
+        }
+    }
+
+    FLASH_Lock();
+
+    if (result != RT_EOK)
+    {
+        return result;
+    }
+
+    return size;
+}
+
+/**
+ * Erase data on flash .
+ * @note This operation is irreversible.
+ * @note This operation's units is different which on many chips.
+ *
+ * @param addr flash address
+ * @param size erase bytes size
+ *
+ * @return result
+ */
+int at32_flash_erase(rt_uint32_t addr, size_t size)
+{
+    rt_err_t result = RT_EOK;
+    rt_uint32_t end_addr = addr + size;
+    rt_uint32_t page_addr = 0;
+
+    FLASH_Unlock();
+
+    if ((end_addr) > AT32_FLASH_END_ADDRESS)
+    {
+        LOG_E("erase outrange flash size! addr is (0x%p)", (void *)(addr + size));
+        return -RT_EINVAL;
+    }
+
+    while(addr < end_addr)
+    {
+        page_addr = get_page(addr);
+
+        if(FLASH_ErasePage(page_addr) != FLASH_PRC_DONE)
+        {
+            result = -RT_ERROR;
+            goto __exit;
+        }
+
+        addr += FLASH_PAGE_SIZE;
+    }
+
+		FLASH_Lock();
+		
+__exit:    
+    if(result != RT_EOK)
+    {
+        return result;
+    }
+    
+    return size;
+}
+
+#if defined(PKG_USING_FAL)
+
+static int fal_flash_read(long offset, rt_uint8_t *buf, size_t size);
+static int fal_flash_write(long offset, const rt_uint8_t *buf, size_t size);
+static int fal_flash_erase(long offset, size_t size);
+
+const struct fal_flash_dev at32_onchip_flash = 
+{
+    "onchip_flash",
+    AT32_FLASH_START_ADRESS,
+    AT32_FLASH_SIZE,
+    FLASH_PAGE_SIZE,
+    {
+        NULL,
+        fal_flash_read,
+        fal_flash_write,
+        fal_flash_erase
+    }
+};
+
+static int fal_flash_read(long offset, rt_uint8_t *buf, size_t size)
+{
+    return at32_flash_read(at32_onchip_flash.addr + offset, buf, size);
+}
+
+static int fal_flash_write(long offset, const rt_uint8_t *buf, size_t size)
+{
+    return at32_flash_write(at32_onchip_flash.addr + offset, buf, size);
+}
+
+static int fal_flash_erase(long offset, size_t size)
+{
+    return at32_flash_erase(at32_onchip_flash.addr + offset, size);
+}
+
+#endif
+#endif /* BSP_USING_ON_CHIP_FLASH */
--- a/bsp/at32/Libraries/rt_drivers/drv_flash.h
+++ b/bsp/at32/Libraries/rt_drivers/drv_flash.h
@@ -0,0 +1,30 @@
+/*
+ * Copyright (c) 2006-2018, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2021-02-09     shelton      the first version
+ */
+
+#ifndef __DRV_FLASH_H__
+#define __DRV_FLASH_H__
+
+#include <rtthread.h>
+#include "rtdevice.h"
+#include <rthw.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+int at32_flash_read(rt_uint32_t addr, rt_uint8_t *buf, size_t size);
+int at32_flash_write(rt_uint32_t addr, const rt_uint8_t *buf, size_t size);
+int at32_flash_erase(rt_uint32_t addr, size_t size);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif  /* __DRV_FLASH_H__ */
--- a/bsp/at32/Libraries/rt_drivers/drv_gpio.c
+++ b/bsp/at32/Libraries/rt_drivers/drv_gpio.c
@@ -496,6 +496,7 @@ const static struct rt_pin_ops _at32_pin_ops =
    at32_pin_attach_irq,
    at32_pin_dettach_irq,
    at32_pin_irq_enable,
+    RT_NULL,
 };

 rt_inline void pin_irq_hdr(int irqno)
--- a/bsp/at32/Libraries/rt_drivers/drv_rtc.c
+++ b/bsp/at32/Libraries/rt_drivers/drv_rtc.c
@@ -10,6 +10,7 @@

 #include "board.h"
 #include <rtthread.h>
+#include <sys/time.h>

 #ifdef BSP_USING_RTC

@@ -42,7 +43,7 @@ static time_t get_rtc_timestamp(void)
    tm_new.tm_year = ERTC_DateStruct.ERTC_Year + 100;

    LOG_D("get rtc time.");
-    return mktime(&tm_new);
+    return timegm(&tm_new);
 #else
    return RTC_GetCounter();
 #endif
@@ -56,7 +57,7 @@ static rt_err_t set_rtc_time_stamp(time_t time_stamp)

    struct tm *p_tm;

-    p_tm = localtime(&time_stamp);
+    p_tm = gmtime(&time_stamp);
    if (p_tm->tm_year < 100)
    {
        return -RT_ERROR;
--- a/bsp/at32/at32f403a-start/.config
+++ b/bsp/at32/at32f403a-start/.config
@@ -55,6 +55,7 @@ CONFIG_RT_USING_MEMHEAP=y
 CONFIG_RT_USING_SMALL_MEM=y
 # CONFIG_RT_USING_SLAB is not set
 # CONFIG_RT_USING_MEMHEAP_AS_HEAP is not set
+# CONFIG_RT_USING_USERHEAP is not set
 # CONFIG_RT_USING_MEMTRACE is not set
 CONFIG_RT_USING_HEAP=y

@@ -109,34 +110,7 @@ CONFIG_FINSH_ARG_MAX=10
 #
 # Device virtual file system
 #
-CONFIG_RT_USING_DFS=y
-CONFIG_DFS_USING_WORKDIR=y
-CONFIG_DFS_FILESYSTEMS_MAX=2
-CONFIG_DFS_FILESYSTEM_TYPES_MAX=2
-CONFIG_DFS_FD_MAX=16
-# CONFIG_RT_USING_DFS_MNTTABLE is not set
-CONFIG_RT_USING_DFS_ELMFAT=y
-
-#
-# elm-chan's FatFs, Generic FAT Filesystem Module
-#
-CONFIG_RT_DFS_ELM_CODE_PAGE=437
-CONFIG_RT_DFS_ELM_WORD_ACCESS=y
-# CONFIG_RT_DFS_ELM_USE_LFN_0 is not set
-# CONFIG_RT_DFS_ELM_USE_LFN_1 is not set
-# CONFIG_RT_DFS_ELM_USE_LFN_2 is not set
-CONFIG_RT_DFS_ELM_USE_LFN_3=y
-CONFIG_RT_DFS_ELM_USE_LFN=3
-CONFIG_RT_DFS_ELM_MAX_LFN=255
-CONFIG_RT_DFS_ELM_DRIVES=2
-CONFIG_RT_DFS_ELM_MAX_SECTOR_SIZE=512
-# CONFIG_RT_DFS_ELM_USE_ERASE is not set
-CONFIG_RT_DFS_ELM_REENTRANT=y
-CONFIG_RT_USING_DFS_DEVFS=y
-# CONFIG_RT_USING_DFS_ROMFS is not set
-# CONFIG_RT_USING_DFS_RAMFS is not set
-# CONFIG_RT_USING_DFS_UFFS is not set
-# CONFIG_RT_USING_DFS_JFFS2 is not set
+# CONFIG_RT_USING_DFS is not set

 #
 # Device Drivers
@@ -151,8 +125,10 @@ CONFIG_RT_SERIAL_RB_BUFSZ=64
 # CONFIG_RT_USING_HWTIMER is not set
 # CONFIG_RT_USING_CPUTIME is not set
 # CONFIG_RT_USING_I2C is not set
+# CONFIG_RT_USING_PHY is not set
 CONFIG_RT_USING_PIN=y
 # CONFIG_RT_USING_ADC is not set
+# CONFIG_RT_USING_DAC is not set
 # CONFIG_RT_USING_PWM is not set
 # CONFIG_RT_USING_MTD_NOR is not set
 # CONFIG_RT_USING_MTD_NAND is not set
@@ -180,10 +156,6 @@ CONFIG_RT_USING_PIN=y
 #
 CONFIG_RT_USING_LIBC=y
 # CONFIG_RT_USING_PTHREADS is not set
-CONFIG_RT_USING_POSIX=y
-# CONFIG_RT_USING_POSIX_MMAP is not set
-# CONFIG_RT_USING_POSIX_TERMIOS is not set
-# CONFIG_RT_USING_POSIX_AIO is not set
 # CONFIG_RT_USING_MODULE is not set

 #
@@ -230,12 +202,15 @@ CONFIG_RT_USING_POSIX=y
 #
 # IoT - internet of things
 #
+# CONFIG_PKG_USING_LORAWAN_DRIVER is not set
 # CONFIG_PKG_USING_PAHOMQTT is not set
+# CONFIG_PKG_USING_UMQTT is not set
 # CONFIG_PKG_USING_WEBCLIENT is not set
 # CONFIG_PKG_USING_WEBNET is not set
 # CONFIG_PKG_USING_MONGOOSE is not set
 # CONFIG_PKG_USING_MYMQTT is not set
 # CONFIG_PKG_USING_KAWAII_MQTT is not set
+# CONFIG_PKG_USING_BC28_MQTT is not set
 # CONFIG_PKG_USING_WEBTERMINAL is not set
 # CONFIG_PKG_USING_CJSON is not set
 # CONFIG_PKG_USING_JSMN is not set
@@ -262,6 +237,7 @@ CONFIG_RT_USING_POSIX=y
 # CONFIG_PKG_USING_COAP is not set
 # CONFIG_PKG_USING_NOPOLL is not set
 # CONFIG_PKG_USING_NETUTILS is not set
+# CONFIG_PKG_USING_CMUX is not set
 # CONFIG_PKG_USING_PPP_DEVICE is not set
 # CONFIG_PKG_USING_AT_DEVICE is not set
 # CONFIG_PKG_USING_ATSRV_SOCKET is not set
@@ -274,9 +250,10 @@ CONFIG_RT_USING_POSIX=y
 # CONFIG_PKG_USING_GAGENT_CLOUD is not set
 # CONFIG_PKG_USING_ALI_IOTKIT is not set
 # CONFIG_PKG_USING_AZURE is not set
-# CONFIG_PKG_USING_TENCENT_IOTHUB is not set
+# CONFIG_PKG_USING_TENCENT_IOT_EXPLORER is not set
 # CONFIG_PKG_USING_JIOT-C-SDK is not set
 # CONFIG_PKG_USING_UCLOUD_IOT_SDK is not set
+# CONFIG_PKG_USING_JOYLINK is not set
 # CONFIG_PKG_USING_NIMBLE is not set
 # CONFIG_PKG_USING_OTA_DOWNLOADER is not set
 # CONFIG_PKG_USING_IPMSG is not set
@@ -295,6 +272,12 @@ CONFIG_RT_USING_POSIX=y
 # CONFIG_PKG_USING_CAPNP is not set
 # CONFIG_PKG_USING_RT_CJSON_TOOLS is not set
 # CONFIG_PKG_USING_AGILE_TELNET is not set
+# CONFIG_PKG_USING_NMEALIB is not set
+# CONFIG_PKG_USING_AGILE_JSMN is not set
+# CONFIG_PKG_USING_PDULIB is not set
+# CONFIG_PKG_USING_BTSTACK is not set
+# CONFIG_PKG_USING_LORAWAN_ED_STACK is not set
+# CONFIG_PKG_USING_WAYZ_IOTKIT is not set

 #
 # security packages
@@ -303,6 +286,7 @@ CONFIG_RT_USING_POSIX=y
 # CONFIG_PKG_USING_libsodium is not set
 # CONFIG_PKG_USING_TINYCRYPT is not set
 # CONFIG_PKG_USING_TFM is not set
+# CONFIG_PKG_USING_YD_CRYPTO is not set

 #
 # language packages
@@ -319,6 +303,9 @@ CONFIG_RT_USING_POSIX=y
 # CONFIG_PKG_USING_STEMWIN is not set
 # CONFIG_PKG_USING_WAVPLAYER is not set
 # CONFIG_PKG_USING_TJPGD is not set
+# CONFIG_PKG_USING_HELIX is not set
+# CONFIG_PKG_USING_AZUREGUIX is not set
+# CONFIG_PKG_USING_TOUCHGFX2RTT is not set

 #
 # tools packages
@@ -330,13 +317,31 @@ CONFIG_RT_USING_POSIX=y
 # CONFIG_PKG_USING_RDB is not set
 # CONFIG_PKG_USING_QRCODE is not set
 # CONFIG_PKG_USING_ULOG_EASYFLASH is not set
+# CONFIG_PKG_USING_ULOG_FILE is not set
+# CONFIG_PKG_USING_LOGMGR is not set
 # CONFIG_PKG_USING_ADBD is not set
 # CONFIG_PKG_USING_COREMARK is not set
 # CONFIG_PKG_USING_DHRYSTONE is not set
+# CONFIG_PKG_USING_MEMORYPERF is not set
 # CONFIG_PKG_USING_NR_MICRO_SHELL is not set
 # CONFIG_PKG_USING_CHINESE_FONT_LIBRARY is not set
 # CONFIG_PKG_USING_LUNAR_CALENDAR is not set
 # CONFIG_PKG_USING_BS8116A is not set
+# CONFIG_PKG_USING_GPS_RMC is not set
+# CONFIG_PKG_USING_URLENCODE is not set
+# CONFIG_PKG_USING_UMCN is not set
+# CONFIG_PKG_USING_LWRB2RTT is not set
+# CONFIG_PKG_USING_CPU_USAGE is not set
+# CONFIG_PKG_USING_GBK2UTF8 is not set
+# CONFIG_PKG_USING_VCONSOLE is not set
+# CONFIG_PKG_USING_KDB is not set
+# CONFIG_PKG_USING_WAMR is not set
+# CONFIG_PKG_USING_MICRO_XRCE_DDS_CLIENT is not set
+# CONFIG_PKG_USING_LWLOG is not set
+# CONFIG_PKG_USING_ANV_TRACE is not set
+# CONFIG_PKG_USING_ANV_MEMLEAK is not set
+# CONFIG_PKG_USING_ANV_TESTSUIT is not set
+# CONFIG_PKG_USING_ANV_BENCH is not set

 #
 # system packages
@@ -348,6 +353,7 @@ CONFIG_RT_USING_POSIX=y
 # CONFIG_PKG_USING_LWEXT4 is not set
 # CONFIG_PKG_USING_PARTITION is not set
 # CONFIG_PKG_USING_FAL is not set
+# CONFIG_PKG_USING_FLASHDB is not set
 # CONFIG_PKG_USING_SQLITE is not set
 # CONFIG_PKG_USING_RTI is not set
 # CONFIG_PKG_USING_LITTLEVGL2RTT is not set
@@ -360,6 +366,27 @@ CONFIG_RT_USING_POSIX=y
 # CONFIG_PKG_USING_SYSWATCH is not set
 # CONFIG_PKG_USING_SYS_LOAD_MONITOR is not set
 # CONFIG_PKG_USING_PLCCORE is not set
+# CONFIG_PKG_USING_RAMDISK is not set
+# CONFIG_PKG_USING_MININI is not set
+# CONFIG_PKG_USING_QBOOT is not set
+
+#
+# Micrium: Micrium software products porting for RT-Thread
+#
+# CONFIG_PKG_USING_UCOSIII_WRAPPER is not set
+# CONFIG_PKG_USING_UCOSII_WRAPPER is not set
+# CONFIG_PKG_USING_UC_CRC is not set
+# CONFIG_PKG_USING_UC_CLK is not set
+# CONFIG_PKG_USING_UC_COMMON is not set
+# CONFIG_PKG_USING_UC_MODBUS is not set
+# CONFIG_PKG_USING_PPOOL is not set
+# CONFIG_PKG_USING_OPENAMP is not set
+# CONFIG_PKG_USING_RT_KPRINTF_THREADSAFE is not set
+# CONFIG_PKG_USING_RT_MEMCPY_CM is not set
+# CONFIG_PKG_USING_QFPLIB_M0_FULL is not set
+# CONFIG_PKG_USING_QFPLIB_M0_TINY is not set
+# CONFIG_PKG_USING_QFPLIB_M3 is not set
+# CONFIG_PKG_USING_LPM is not set

 #
 # peripheral libraries and drivers
@@ -368,6 +395,7 @@ CONFIG_RT_USING_POSIX=y
 # CONFIG_PKG_USING_REALTEK_AMEBA is not set
 # CONFIG_PKG_USING_SHT2X is not set
 # CONFIG_PKG_USING_SHT3X is not set
+# CONFIG_PKG_USING_AS7341 is not set
 # CONFIG_PKG_USING_STM32_SDIO is not set
 # CONFIG_PKG_USING_ICM20608 is not set
 # CONFIG_PKG_USING_U8G2 is not set
@@ -377,6 +405,9 @@ CONFIG_RT_USING_POSIX=y
 # CONFIG_PKG_USING_SIGNAL_LED is not set
 # CONFIG_PKG_USING_LEDBLINK is not set
 # CONFIG_PKG_USING_LITTLED is not set
+# CONFIG_PKG_USING_LKDGUI is not set
+# CONFIG_PKG_USING_NRF5X_SDK is not set
+# CONFIG_PKG_USING_NRFX is not set
 # CONFIG_PKG_USING_WM_LIBRARIES is not set
 # CONFIG_PKG_USING_KENDRYTE_SDK is not set
 # CONFIG_PKG_USING_INFRARED is not set
@@ -394,8 +425,30 @@ CONFIG_RT_USING_POSIX=y
 # CONFIG_PKG_USING_RPLIDAR is not set
 # CONFIG_PKG_USING_AS608 is not set
 # CONFIG_PKG_USING_RC522 is not set
+# CONFIG_PKG_USING_WS2812B is not set
 # CONFIG_PKG_USING_EMBARC_BSP is not set
 # CONFIG_PKG_USING_EXTERN_RTC_DRIVERS is not set
+# CONFIG_PKG_USING_MULTI_RTIMER is not set
+# CONFIG_PKG_USING_MAX7219 is not set
+# CONFIG_PKG_USING_BEEP is not set
+# CONFIG_PKG_USING_EASYBLINK is not set
+# CONFIG_PKG_USING_PMS_SERIES is not set
+# CONFIG_PKG_USING_CAN_YMODEM is not set
+# CONFIG_PKG_USING_LORA_RADIO_DRIVER is not set
+# CONFIG_PKG_USING_QLED is not set
+# CONFIG_PKG_USING_PAJ7620 is not set
+# CONFIG_PKG_USING_AGILE_CONSOLE is not set
+# CONFIG_PKG_USING_LD3320 is not set
+# CONFIG_PKG_USING_WK2124 is not set
+# CONFIG_PKG_USING_LY68L6400 is not set
+# CONFIG_PKG_USING_DM9051 is not set
+# CONFIG_PKG_USING_SSD1306 is not set
+# CONFIG_PKG_USING_QKEY is not set
+# CONFIG_PKG_USING_RS485 is not set
+# CONFIG_PKG_USING_NES is not set
+# CONFIG_PKG_USING_VIRTUAL_SENSOR is not set
+# CONFIG_PKG_USING_VDEVICE is not set
+# CONFIG_PKG_USING_SGM706 is not set

 #
 # miscellaneous packages
@@ -405,6 +458,7 @@ CONFIG_RT_USING_POSIX=y
 # CONFIG_PKG_USING_FASTLZ is not set
 # CONFIG_PKG_USING_MINILZO is not set
 # CONFIG_PKG_USING_QUICKLZ is not set
+# CONFIG_PKG_USING_LZMA is not set
 # CONFIG_PKG_USING_MULTIBUTTON is not set
 # CONFIG_PKG_USING_FLEXIBLE_BUTTON is not set
 # CONFIG_PKG_USING_CANFESTIVAL is not set
@@ -425,6 +479,7 @@ CONFIG_RT_USING_POSIX=y
 # CONFIG_PKG_USING_PERIPHERAL_SAMPLES is not set
 # CONFIG_PKG_USING_HELLO is not set
 # CONFIG_PKG_USING_VI is not set
+# CONFIG_PKG_USING_KI is not set
 # CONFIG_PKG_USING_NNOM is not set
 # CONFIG_PKG_USING_LIBANN is not set
 # CONFIG_PKG_USING_ELAPACK is not set
@@ -432,6 +487,20 @@ CONFIG_RT_USING_POSIX=y
 # CONFIG_PKG_USING_VT100 is not set
 # CONFIG_PKG_USING_ULAPACK is not set
 # CONFIG_PKG_USING_UKAL is not set
+# CONFIG_PKG_USING_CRCLIB is not set
+
+#
+# games: games run on RT-Thread console
+#
+# CONFIG_PKG_USING_THREES is not set
+# CONFIG_PKG_USING_2048 is not set
+# CONFIG_PKG_USING_SNAKE is not set
+# CONFIG_PKG_USING_TETRIS is not set
+# CONFIG_PKG_USING_LWGPS is not set
+# CONFIG_PKG_USING_TENSORFLOWLITEMICRO is not set
+# CONFIG_PKG_USING_STATE_MACHINE is not set
+# CONFIG_PKG_USING_MCURSES is not set
+# CONFIG_PKG_USING_COWSAY is not set
 CONFIG_SOC_FAMILY_AT32=y
 CONFIG_SOC_SERIES_AT32F403A=y

@@ -449,6 +518,8 @@ CONFIG_BSP_USING_SERIAL=y
 # On-chip Peripheral Drivers
 #
 CONFIG_BSP_USING_GPIO=y
+# CONFIG_BSP_USING_ON_CHIP_FLASH is not set
+# CONFIG_BSP_USING_RTC is not set
 CONFIG_BSP_USING_UART=y
 CONFIG_BSP_USING_UART1=y
 CONFIG_BSP_USING_UART2=y
@@ -458,4 +529,5 @@ CONFIG_BSP_USING_UART3=y
 # CONFIG_BSP_USING_SPI is not set
 # CONFIG_BSP_USING_I2C1 is not set
 # CONFIG_BSP_USING_ADC is not set
+# CONFIG_BSP_USING_CAN is not set
 # CONFIG_BSP_USING_SDIO is not set
--- a/bsp/at32/at32f403a-start/README.md
+++ b/bsp/at32/at32f403a-start/README.md
@@ -46,8 +46,10 @@ AT32F403A-START板级包支持MDK4﹑MDK5﹑IAR开发环境和GCC编译器，以
 | PWM       | 支持     | TMR1/2                     |
 | HWTIMER   | 支持     | TMR3/4/5                   |
 | SDIO      | 支持     | SDIO1                      |
+| CAN       | 支持     | CAN1/2                     |
 | WDT       | 支持     |                            |
 | RTC       | 支持     |                            |
+| FLASH     | 支持     |                            |

 ### IO在板级支持包中的映射情况

@@ -88,6 +90,10 @@ AT32F403A-START板级包支持MDK4﹑MDK5﹑IAR开发环境和GCC编译器，以
 | PC3  | ADC1/2_IN13    |
 | PC4  | ADC1/2_IN14    |
 | PC5  | ADC1/2_IN15    |
+| PA11 | CAN1_RX        |
+| PA12 | CAN1_TX        |
+| PB5  | CAN2_RX        |
+| PB6  | CAN2_TX        |

 ## 使用说明

--- a/bsp/at32/at32f403a-start/board/Kconfig
+++ b/bsp/at32/at32f403a-start/board/Kconfig
@@ -24,6 +24,10 @@ menu "On-chip Peripheral Drivers"
        select RT_USING_PIN
        default y

+    config BSP_USING_ON_CHIP_FLASH
+        bool "Enable on-chip FLASH"
+        default n 
+
    menuconfig BSP_USING_RTC
        bool "Enable RTC"
        select RT_USING_RTC
@@ -151,6 +155,19 @@ menu "On-chip Peripheral Drivers"
                default n
        endif

+    menuconfig BSP_USING_CAN
+        bool "Enable CAN"
+        default n
+        select RT_USING_CAN
+        if BSP_USING_CAN
+            config BSP_USING_CAN1
+                bool "using CAN1"
+                default n
+            config BSP_USING_CAN2
+                bool "using CAN2"
+                default n
+        endif
+
    menuconfig BSP_USING_SDIO
        bool "Enable SDIO"
        default n
--- a/bsp/at32/at32f403a-start/board/board.h
+++ b/bsp/at32/at32f403a-start/board/board.h
@@ -6,6 +6,7 @@
 * Change Logs:
 * Date           Author       Notes
 * 2020-01-15     shelton      first version
+ * 2021-02-09     shelton      add flash macros
 */

 #ifndef __BOARD_H__
@@ -18,6 +19,12 @@
 extern "C" {
 #endif

+/* Just only support for AT32F40xxG */
+#define AT32_FLASH_START_ADRESS     ((uint32_t)0x08000000)
+#define FLASH_PAGE_SIZE             (2 * 1024)
+#define AT32_FLASH_SIZE             (1024 * 1024)
+#define AT32_FLASH_END_ADDRESS      ((uint32_t)(AT32_FLASH_START_ADRESS + AT32_FLASH_SIZE))
+
 /* Internal SRAM memory size[Kbytes] <96>, Default: 96*/
 #define AT32_SRAM_SIZE      96
 #define AT32_SRAM_END       (0x20000000 + AT32_SRAM_SIZE * 1024)
--- a/bsp/at32/at32f403a-start/board/msp/at32_msp.c
+++ b/bsp/at32/at32f403a-start/board/msp/at32_msp.c
@@ -2,8 +2,8 @@
  ******************************************************************************
  * @file    at32_msp.c
  * @author  Artery Technology
-  * @version V1.0.0
-  * @date    2020-01-10
+  * @version V1.0.1
+  * @date    2021-02-09
  * @brief   Msp source file
  ******************************************************************************
  * @attention
@@ -256,3 +256,44 @@ void at32_msp_hwtmr_init(void *Instance)
 #endif
 }
 #endif
+
+#ifdef BSP_USING_CAN
+void at32_msp_can_init(void *Instance)
+{
+    GPIO_InitType GPIO_InitStruct;
+    CAN_Type *CANx = (CAN_Type *)Instance;
+
+    GPIO_StructInit(&GPIO_InitStruct);
+    GPIO_InitStruct.GPIO_MaxSpeed = GPIO_MaxSpeed_50MHz;
+#ifdef BSP_USING_CAN1
+    if(CAN1 == CANx)
+    {
+        RCC_APB1PeriphClockCmd(RCC_APB1PERIPH_CAN1, ENABLE);
+        RCC_APB2PeriphClockCmd(RCC_APB2PERIPH_GPIOA, ENABLE);
+        GPIO_InitStruct.GPIO_Mode = GPIO_Mode_AF_PP;
+        GPIO_InitStruct.GPIO_Pins = GPIO_Pins_12;
+        GPIO_Init(GPIOA, &GPIO_InitStruct);
+
+        GPIO_InitStruct.GPIO_Mode = GPIO_Mode_IN_FLOATING;
+        GPIO_InitStruct.GPIO_Pins = GPIO_Pins_11;
+        GPIO_Init(GPIOA, &GPIO_InitStruct);
+    }
+#endif
+#ifdef BSP_USING_CAN2
+    if(CAN2 == CANx)
+    {
+        RCC_APB1PeriphClockCmd(RCC_APB1PERIPH_CAN2, ENABLE);
+        RCC_APB2PeriphClockCmd(RCC_APB2PERIPH_AFIO, ENABLE);
+        RCC_APB2PeriphClockCmd(RCC_APB2PERIPH_GPIOB, ENABLE);
+        GPIO_PinsRemapConfig(AFIO_MAP6_CAN2_0001, ENABLE);
+        GPIO_InitStruct.GPIO_Mode = GPIO_Mode_AF_PP;
+        GPIO_InitStruct.GPIO_Pins = GPIO_Pins_6;
+        GPIO_Init(GPIOB, &GPIO_InitStruct);
+
+        GPIO_InitStruct.GPIO_Mode = GPIO_Mode_IN_FLOATING;
+        GPIO_InitStruct.GPIO_Pins = GPIO_Pins_5;
+        GPIO_Init(GPIOB, &GPIO_InitStruct);
+    }
+#endif
+}
+#endif /* BSP_USING_CAN */
--- a/bsp/at32/at32f403a-start/board/msp/at32_msp.h
+++ b/bsp/at32/at32f403a-start/board/msp/at32_msp.h
@@ -2,8 +2,8 @@
  ******************************************************************************
  * @file    at32_msp.h
  * @author  Artery Technology
-  * @version V1.0.0
-  * @date    2020-01-10
+  * @version V1.0.1
+  * @date    2021-02-09
  * @brief   Msp header file
  ******************************************************************************
  * @attention
@@ -29,5 +29,6 @@ void at32_msp_i2c_init(void *Instance);
 void at32_msp_sdio_init(void *Instance);
 void at32_msp_adc_init(void *Instance);
 void at32_msp_hwtmr_init(void *Instance);
+void at32_msp_can_init(void *Instance);

 #endif /* __AT32_MSP_H__ */
--- a/bsp/at32/at32f403a-start/project.ewp
+++ b/bsp/at32/at32f403a-start/project.ewp
@@ -220,8 +220,8 @@
          <name>CCDefines</name>
          <state />
          <state>AT32F403AVGT7</state>
+          <state>__RTTHREAD__</state>
          <state>RT_USING_DLIBC</state>
-          <state>_DLIB_FILE_DESCRIPTOR</state>
          <state>USE_STDPERIPH_DRIVER</state>
        </option>
        <option>
@@ -348,22 +348,19 @@
        <option>
          <name>CCIncludePath2</name>
          <state />
-          <state>$PROJ_DIR$\..\..\..\components\dfs\filesystems\devfs</state>
          <state>$PROJ_DIR$\board\msp</state>
          <state>$PROJ_DIR$\..\..\..\components\finsh</state>
          <state>$PROJ_DIR$\..\..\..\libcpu\arm\common</state>
          <state>$PROJ_DIR$\..\..\..\libcpu\arm\cortex-m4</state>
-          <state>$PROJ_DIR$\..\..\..\components\dfs\include</state>
          <state>$PROJ_DIR$\..\..\..\components\drivers\include</state>
          <state>$PROJ_DIR$\..\Libraries\rt_drivers</state>
          <state>$PROJ_DIR$\.</state>
-          <state>$PROJ_DIR$\..\..\..\components\libc\compilers\common</state>
          <state>$PROJ_DIR$\applications</state>
          <state>$PROJ_DIR$\..\Libraries\AT32_Std_Driver\AT32F4xx_StdPeriph_Driver\inc</state>
          <state>$PROJ_DIR$\..\..\..\components\libc\compilers\dlib</state>
          <state>$PROJ_DIR$\board</state>
          <state>$PROJ_DIR$\..\Libraries\AT32_Std_Driver\CMSIS</state>
-          <state>$PROJ_DIR$\..\..\..\components\dfs\filesystems\elmfat</state>
+          <state>$PROJ_DIR$\..\..\..\components\libc\compilers\common</state>
          <state>$PROJ_DIR$\..\Libraries\AT32_Std_Driver\CMSIS\AT32\AT32F4xx\inc</state>
          <state>$PROJ_DIR$\..\..\..\include</state>
        </option>
@@ -1260,8 +1257,8 @@
          <name>CCDefines</name>
          <state />
          <state>AT32F403AVGT7</state>
+          <state>__RTTHREAD__</state>
          <state>RT_USING_DLIBC</state>
-          <state>_DLIB_FILE_DESCRIPTOR</state>
          <state>USE_STDPERIPH_DRIVER</state>
        </option>
        <option>
@@ -1388,22 +1385,19 @@
        <option>
          <name>CCIncludePath2</name>
          <state />
-          <state>$PROJ_DIR$\..\..\..\components\dfs\filesystems\devfs</state>
          <state>$PROJ_DIR$\board\msp</state>
          <state>$PROJ_DIR$\..\..\..\components\finsh</state>
          <state>$PROJ_DIR$\..\..\..\libcpu\arm\common</state>
          <state>$PROJ_DIR$\..\..\..\libcpu\arm\cortex-m4</state>
-          <state>$PROJ_DIR$\..\..\..\components\dfs\include</state>
          <state>$PROJ_DIR$\..\..\..\components\drivers\include</state>
          <state>$PROJ_DIR$\..\Libraries\rt_drivers</state>
          <state>$PROJ_DIR$\.</state>
-          <state>$PROJ_DIR$\..\..\..\components\libc\compilers\common</state>
          <state>$PROJ_DIR$\applications</state>
          <state>$PROJ_DIR$\..\Libraries\AT32_Std_Driver\AT32F4xx_StdPeriph_Driver\inc</state>
          <state>$PROJ_DIR$\..\..\..\components\libc\compilers\dlib</state>
          <state>$PROJ_DIR$\board</state>
          <state>$PROJ_DIR$\..\Libraries\AT32_Std_Driver\CMSIS</state>
-          <state>$PROJ_DIR$\..\..\..\components\dfs\filesystems\elmfat</state>
+          <state>$PROJ_DIR$\..\..\..\components\libc\compilers\common</state>
          <state>$PROJ_DIR$\..\Libraries\AT32_Std_Driver\CMSIS\AT32\AT32F4xx\inc</state>
          <state>$PROJ_DIR$\..\..\..\include</state>
        </option>
@@ -2080,6 +2074,93 @@
      <data />
    </settings>
  </configuration>
+  <group>
+    <name>Applications</name>
+    <file>
+      <name>$PROJ_DIR$\applications\main.c</name>
+    </file>
+  </group>
+  <group>
+    <name>CPU</name>
+    <file>
+      <name>$PROJ_DIR$\..\..\..\libcpu\arm\common\backtrace.c</name>
+    </file>
+    <file>
+      <name>$PROJ_DIR$\..\..\..\libcpu\arm\common\div0.c</name>
+    </file>
+    <file>
+      <name>$PROJ_DIR$\..\..\..\libcpu\arm\common\showmem.c</name>
+    </file>
+    <file>
+      <name>$PROJ_DIR$\..\..\..\libcpu\arm\cortex-m4\cpuport.c</name>
+    </file>
+    <file>
+      <name>$PROJ_DIR$\..\..\..\libcpu\arm\cortex-m4\context_iar.S</name>
+    </file>
+  </group>
+  <group>
+    <name>DeviceDrivers</name>
+    <file>
+      <name>$PROJ_DIR$\..\..\..\components\drivers\misc\pin.c</name>
+    </file>
+    <file>
+      <name>$PROJ_DIR$\..\..\..\components\drivers\serial\serial.c</name>
+    </file>
+    <file>
+      <name>$PROJ_DIR$\..\..\..\components\drivers\src\completion.c</name>
+    </file>
+    <file>
+      <name>$PROJ_DIR$\..\..\..\components\drivers\src\dataqueue.c</name>
+    </file>
+    <file>
+      <name>$PROJ_DIR$\..\..\..\components\drivers\src\pipe.c</name>
+    </file>
+    <file>
+      <name>$PROJ_DIR$\..\..\..\components\drivers\src\ringblk_buf.c</name>
+    </file>
+    <file>
+      <name>$PROJ_DIR$\..\..\..\components\drivers\src\ringbuffer.c</name>
+    </file>
+    <file>
+      <name>$PROJ_DIR$\..\..\..\components\drivers\src\waitqueue.c</name>
+    </file>
+    <file>
+      <name>$PROJ_DIR$\..\..\..\components\drivers\src\workqueue.c</name>
+    </file>
+  </group>
+  <group>
+    <name>Drivers</name>
+    <file>
+      <name>$PROJ_DIR$\board\board.c</name>
+    </file>
+    <file>
+      <name>$PROJ_DIR$\board\msp\at32_msp.c</name>
+    </file>
+    <file>
+      <name>$PROJ_DIR$\board\msp\system_at32f4xx.c</name>
+    </file>
+    <file>
+      <name>$PROJ_DIR$\..\Libraries\AT32_Std_Driver\CMSIS\AT32\AT32F4xx\src\iar\startup_at32f403avgt7.s</name>
+    </file>
+    <file>
+      <name>$PROJ_DIR$\..\Libraries\rt_drivers\drv_gpio.c</name>
+    </file>
+    <file>
+      <name>$PROJ_DIR$\..\Libraries\rt_drivers\drv_usart.c</name>
+    </file>
+  </group>
+  <group>
+    <name>finsh</name>
+    <file>
+      <name>$PROJ_DIR$\..\..\..\components\finsh\shell.c</name>
+    </file>
+    <file>
+      <name>$PROJ_DIR$\..\..\..\components\finsh\cmd.c</name>
+    </file>
+    <file>
+      <name>$PROJ_DIR$\..\..\..\components\finsh\msh.c</name>
+    </file>
+  </group>
  <group>
    <name>Kernel</name>
    <file>
@@ -2118,9 +2199,6 @@
    <file>
      <name>$PROJ_DIR$\..\..\..\src\scheduler.c</name>
    </file>
-    <file>
-      <name>$PROJ_DIR$\..\..\..\src\signal.c</name>
-    </file>
    <file>
      <name>$PROJ_DIR$\..\..\..\src\thread.c</name>
    </file>
@@ -2128,137 +2206,14 @@
      <name>$PROJ_DIR$\..\..\..\src\timer.c</name>
    </file>
  </group>
-  <group>
-    <name>Applications</name>
-    <file>
-      <name>$PROJ_DIR$\applications\main.c</name>
-    </file>
-  </group>
-  <group>
-    <name>Drivers</name>
-    <file>
-      <name>$PROJ_DIR$\board\board.c</name>
-    </file>
-    <file>
-      <name>$PROJ_DIR$\board\msp\at32_msp.c</name>
-    </file>
-    <file>
-      <name>$PROJ_DIR$\board\msp\system_at32f4xx.c</name>
-    </file>
-    <file>
-      <name>$PROJ_DIR$\..\Libraries\AT32_Std_Driver\CMSIS\AT32\AT32F4xx\src\iar\startup_at32f403avgt7.s</name>
-    </file>
-    <file>
-      <name>$PROJ_DIR$\..\Libraries\rt_drivers\drv_gpio.c</name>
-    </file>
-    <file>
-      <name>$PROJ_DIR$\..\Libraries\rt_drivers\drv_usart.c</name>
-    </file>
-  </group>
-  <group>
-    <name>cpu</name>
-    <file>
-      <name>$PROJ_DIR$\..\..\..\libcpu\arm\common\backtrace.c</name>
-    </file>
-    <file>
-      <name>$PROJ_DIR$\..\..\..\libcpu\arm\common\div0.c</name>
-    </file>
-    <file>
-      <name>$PROJ_DIR$\..\..\..\libcpu\arm\common\showmem.c</name>
-    </file>
-    <file>
-      <name>$PROJ_DIR$\..\..\..\libcpu\arm\cortex-m4\cpuport.c</name>
-    </file>
-    <file>
-      <name>$PROJ_DIR$\..\..\..\libcpu\arm\cortex-m4\context_iar.S</name>
-    </file>
-  </group>
-  <group>
-    <name>Filesystem</name>
-    <file>
-      <name>$PROJ_DIR$\..\..\..\components\dfs\src\dfs.c</name>
-    </file>
-    <file>
-      <name>$PROJ_DIR$\..\..\..\components\dfs\src\dfs_file.c</name>
-    </file>
-    <file>
-      <name>$PROJ_DIR$\..\..\..\components\dfs\src\dfs_fs.c</name>
-    </file>
-    <file>
-      <name>$PROJ_DIR$\..\..\..\components\dfs\src\dfs_posix.c</name>
-    </file>
-    <file>
-      <name>$PROJ_DIR$\..\..\..\components\dfs\src\poll.c</name>
-    </file>
-    <file>
-      <name>$PROJ_DIR$\..\..\..\components\dfs\src\select.c</name>
-    </file>
-    <file>
-      <name>$PROJ_DIR$\..\..\..\components\dfs\filesystems\devfs\devfs.c</name>
-    </file>
-    <file>
-      <name>$PROJ_DIR$\..\..\..\components\dfs\filesystems\elmfat\dfs_elm.c</name>
-    </file>
-    <file>
-      <name>$PROJ_DIR$\..\..\..\components\dfs\filesystems\elmfat\ff.c</name>
-    </file>
-    <file>
-      <name>$PROJ_DIR$\..\..\..\components\dfs\filesystems\elmfat\option\ccsbcs.c</name>
-    </file>
-  </group>
-  <group>
-    <name>DeviceDrivers</name>
-    <file>
-      <name>$PROJ_DIR$\..\..\..\components\drivers\misc\pin.c</name>
-    </file>
-    <file>
-      <name>$PROJ_DIR$\..\..\..\components\drivers\serial\serial.c</name>
-    </file>
-    <file>
-      <name>$PROJ_DIR$\..\..\..\components\drivers\src\completion.c</name>
-    </file>
-    <file>
-      <name>$PROJ_DIR$\..\..\..\components\drivers\src\dataqueue.c</name>
-    </file>
-    <file>
-      <name>$PROJ_DIR$\..\..\..\components\drivers\src\pipe.c</name>
-    </file>
-    <file>
-      <name>$PROJ_DIR$\..\..\..\components\drivers\src\ringblk_buf.c</name>
-    </file>
-    <file>
-      <name>$PROJ_DIR$\..\..\..\components\drivers\src\ringbuffer.c</name>
-    </file>
-    <file>
-      <name>$PROJ_DIR$\..\..\..\components\drivers\src\waitqueue.c</name>
-    </file>
-    <file>
-      <name>$PROJ_DIR$\..\..\..\components\drivers\src\workqueue.c</name>
-    </file>
-  </group>
-  <group>
-    <name>finsh</name>
-    <file>
-      <name>$PROJ_DIR$\..\..\..\components\finsh\shell.c</name>
-    </file>
-    <file>
-      <name>$PROJ_DIR$\..\..\..\components\finsh\cmd.c</name>
-    </file>
-    <file>
-      <name>$PROJ_DIR$\..\..\..\components\finsh\msh.c</name>
-    </file>
-    <file>
-      <name>$PROJ_DIR$\..\..\..\components\finsh\msh_file.c</name>
-    </file>
-  </group>
  <group>
    <name>libc</name>
+    <file>
+      <name>$PROJ_DIR$\..\..\..\components\libc\compilers\common\stdlib.c</name>
+    </file>
    <file>
      <name>$PROJ_DIR$\..\..\..\components\libc\compilers\common\time.c</name>
    </file>
-  </group>
-  <group>
-    <name>dlib</name>
    <file>
      <name>$PROJ_DIR$\..\..\..\components\libc\compilers\dlib\environ.c</name>
    </file>
@@ -2292,9 +2247,12 @@
    <file>
      <name>$PROJ_DIR$\..\..\..\components\libc\compilers\dlib\syscall_write.c</name>
    </file>
+    <file>
+      <name>$PROJ_DIR$\..\..\..\components\libc\compilers\dlib\syscalls.c</name>
+    </file>
  </group>
  <group>
-    <name>AT32_Lib</name>
+    <name>Libraries</name>
    <file>
      <name>$PROJ_DIR$\..\Libraries\AT32_Std_Driver\AT32F4xx_StdPeriph_Driver\src\at32f4xx_adc.c</name>
    </file>
--- a/bsp/at32/at32f403a-start/project.uvoptx
+++ b/bsp/at32/at32f403a-start/project.uvoptx
--- a/bsp/at32/at32f403a-start/project.uvproj
+++ b/bsp/at32/at32f403a-start/project.uvproj
--- a/bsp/at32/at32f403a-start/project.uvprojx
+++ b/bsp/at32/at32f403a-start/project.uvprojx
@@ -10,13 +10,12 @@
      <TargetName>rt-thread</TargetName>
      <ToolsetNumber>0x4</ToolsetNumber>
      <ToolsetName>ARM-ADS</ToolsetName>
-      <pCCUsed>5060750::V5.06 update 6 (build 750)::ARMCC</pCCUsed>
-      <uAC6>0</uAC6>
+      <pCCUsed>5060061::V5.06 update 1 (build 61)::ARMCC</pCCUsed>
      <TargetOption>
        <TargetCommonOption>
          <Device>AT32F403AVGT7</Device>
          <Vendor>ArteryTek</Vendor>
-          <PackID>Keil.AT32F4xx_DFP.1.3.1</PackID>
+          <PackID>Keil.AT32F4xx_DFP.1.3.2</PackID>
          <Cpu>IRAM(0x20000000,0x38000) IROM(0x08000000,0x100000) CPUTYPE("Cortex-M4") FPU2 CLOCK(12000000) ELITTLE</Cpu>
          <FlashUtilSpec></FlashUtilSpec>
          <StartupFile></StartupFile>
@@ -183,7 +182,6 @@
            <hadXRAM>0</hadXRAM>
            <uocXRam>0</uocXRam>
            <RvdsVP>2</RvdsVP>
-            <RvdsMve>0</RvdsMve>
            <hadIRAM2>0</hadIRAM2>
            <hadIROM2>0</hadIROM2>
            <StupSel>8</StupSel>
@@ -324,20 +322,16 @@
            <uThumb>0</uThumb>
            <uSurpInc>0</uSurpInc>
            <uC99>1</uC99>
-            <uGnu>0</uGnu>
            <useXO>0</useXO>
            <v6Lang>1</v6Lang>
            <v6LangP>1</v6LangP>
            <vShortEn>1</vShortEn>
            <vShortWch>1</vShortWch>
-            <v6Lto>0</v6Lto>
-            <v6WtE>0</v6WtE>
-            <v6Rtti>0</v6Rtti>
            <VariousControls>
              <MiscControls></MiscControls>
-              <Define>USE_STDPERIPH_DRIVER, AT32F403AVGT7, RT_USING_ARM_LIBC</Define>
+              <Define>USE_STDPERIPH_DRIVER, RT_USING_ARM_LIBC, AT32F403AVGT7, __RTTHREAD__, __CLK_TCK=RT_TICK_PER_SECOND</Define>
              <Undefine></Undefine>
-              <IncludePath>.;..\..\..\include;applications;.;board;board\msp;..\Libraries\rt_drivers;..\..\..\libcpu\arm\common;..\..\..\libcpu\arm\cortex-m4;..\..\..\components\dfs\include;..\..\..\components\dfs\filesystems\devfs;..\..\..\components\dfs\filesystems\elmfat;..\..\..\components\drivers\include;..\..\..\components\drivers\include;..\..\..\components\drivers\include;..\..\..\components\finsh;..\..\..\components\libc\compilers\armlibc;..\..\..\components\libc\compilers\common;..\Libraries\AT32_Std_Driver\CMSIS\AT32\AT32F4xx\inc;..\Libraries\AT32_Std_Driver\CMSIS;..\Libraries\AT32_Std_Driver\AT32F4xx_StdPeriph_Driver\inc</IncludePath>
+              <IncludePath>applications;.;..\..\..\libcpu\arm\common;..\..\..\libcpu\arm\cortex-m4;..\..\..\components\drivers\include;..\..\..\components\drivers\include;..\..\..\components\drivers\include;board;board\msp;..\Libraries\rt_drivers;..\..\..\components\finsh;.;..\..\..\include;..\..\..\components\libc\compilers\armlibc;..\..\..\components\libc\compilers\common;..\Libraries\AT32_Std_Driver\CMSIS\AT32\AT32F4xx\inc;..\Libraries\AT32_Std_Driver\CMSIS;..\Libraries\AT32_Std_Driver\AT32F4xx_StdPeriph_Driver\inc</IncludePath>
            </VariousControls>
          </Cads>
          <Aads>
@@ -350,7 +344,6 @@
            <NoWarn>0</NoWarn>
            <uSurpInc>0</uSurpInc>
            <useXO>0</useXO>
-            <uClangAs>0</uClangAs>
            <VariousControls>
              <MiscControls></MiscControls>
              <Define></Define>
@@ -378,6 +371,151 @@
        </TargetArmAds>
      </TargetOption>
      <Groups>
+        <Group>
+          <GroupName>Applications</GroupName>
+          <Files>
+            <File>
+              <FileName>main.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>applications\main.c</FilePath>
+            </File>
+          </Files>
+        </Group>
+        <Group>
+          <GroupName>CPU</GroupName>
+          <Files>
+            <File>
+              <FileName>backtrace.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\libcpu\arm\common\backtrace.c</FilePath>
+            </File>
+            <File>
+              <FileName>div0.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\libcpu\arm\common\div0.c</FilePath>
+            </File>
+            <File>
+              <FileName>showmem.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\libcpu\arm\common\showmem.c</FilePath>
+            </File>
+            <File>
+              <FileName>cpuport.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\libcpu\arm\cortex-m4\cpuport.c</FilePath>
+            </File>
+            <File>
+              <FileName>context_rvds.S</FileName>
+              <FileType>2</FileType>
+              <FilePath>..\..\..\libcpu\arm\cortex-m4\context_rvds.S</FilePath>
+            </File>
+          </Files>
+        </Group>
+        <Group>
+          <GroupName>DeviceDrivers</GroupName>
+          <Files>
+            <File>
+              <FileName>pin.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\components\drivers\misc\pin.c</FilePath>
+            </File>
+            <File>
+              <FileName>serial.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\components\drivers\serial\serial.c</FilePath>
+            </File>
+            <File>
+              <FileName>completion.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\components\drivers\src\completion.c</FilePath>
+            </File>
+            <File>
+              <FileName>dataqueue.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\components\drivers\src\dataqueue.c</FilePath>
+            </File>
+            <File>
+              <FileName>pipe.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\components\drivers\src\pipe.c</FilePath>
+            </File>
+            <File>
+              <FileName>ringblk_buf.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\components\drivers\src\ringblk_buf.c</FilePath>
+            </File>
+            <File>
+              <FileName>ringbuffer.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\components\drivers\src\ringbuffer.c</FilePath>
+            </File>
+            <File>
+              <FileName>waitqueue.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\components\drivers\src\waitqueue.c</FilePath>
+            </File>
+            <File>
+              <FileName>workqueue.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\components\drivers\src\workqueue.c</FilePath>
+            </File>
+          </Files>
+        </Group>
+        <Group>
+          <GroupName>Drivers</GroupName>
+          <Files>
+            <File>
+              <FileName>board.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>board\board.c</FilePath>
+            </File>
+            <File>
+              <FileName>at32_msp.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>board\msp\at32_msp.c</FilePath>
+            </File>
+            <File>
+              <FileName>system_at32f4xx.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>board\msp\system_at32f4xx.c</FilePath>
+            </File>
+            <File>
+              <FileName>startup_at32f403avgt7.s</FileName>
+              <FileType>2</FileType>
+              <FilePath>..\Libraries\AT32_Std_Driver\CMSIS\AT32\AT32F4xx\src\mdk\startup_at32f403avgt7.s</FilePath>
+            </File>
+            <File>
+              <FileName>drv_gpio.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\Libraries\rt_drivers\drv_gpio.c</FilePath>
+            </File>
+            <File>
+              <FileName>drv_usart.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\Libraries\rt_drivers\drv_usart.c</FilePath>
+            </File>
+          </Files>
+        </Group>
+        <Group>
+          <GroupName>finsh</GroupName>
+          <Files>
+            <File>
+              <FileName>shell.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\components\finsh\shell.c</FilePath>
+            </File>
+            <File>
+              <FileName>cmd.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\components\finsh\cmd.c</FilePath>
+            </File>
+            <File>
+              <FileName>msh.c</FileName>
+              <FileType>1</FileType>
+              <FilePath>..\..\..\components\finsh\msh.c</FilePath>
+            </File>
+          </Files>
+        </Group>
        <Group>
          <GroupName>Kernel</GroupName>
          <Files>
@@ -441,11 +579,6 @@
              <FileType>1</FileType>
              <FilePath>..\..\..\src\scheduler.c</FilePath>
            </File>
-            <File>
-              <FileName>signal.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\..\..\src\signal.c</FilePath>
-            </File>
            <File>
              <FileName>thread.c</FileName>
              <FileType>1</FileType>
@@ -458,211 +591,6 @@
            </File>
          </Files>
        </Group>
-        <Group>
-          <GroupName>Applications</GroupName>
-          <Files>
-            <File>
-              <FileName>main.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>applications\main.c</FilePath>
-            </File>
-          </Files>
-        </Group>
-        <Group>
-          <GroupName>Drivers</GroupName>
-          <Files>
-            <File>
-              <FileName>board.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>board\board.c</FilePath>
-            </File>
-            <File>
-              <FileName>at32_msp.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>board\msp\at32_msp.c</FilePath>
-            </File>
-            <File>
-              <FileName>system_at32f4xx.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>board\msp\system_at32f4xx.c</FilePath>
-            </File>
-            <File>
-              <FileName>startup_at32f403avgt7.s</FileName>
-              <FileType>2</FileType>
-              <FilePath>..\Libraries\AT32_Std_Driver\CMSIS\AT32\AT32F4xx\src\mdk\startup_at32f403avgt7.s</FilePath>
-            </File>
-            <File>
-              <FileName>drv_gpio.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\Libraries\rt_drivers\drv_gpio.c</FilePath>
-            </File>
-            <File>
-              <FileName>drv_usart.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\Libraries\rt_drivers\drv_usart.c</FilePath>
-            </File>
-          </Files>
-        </Group>
-        <Group>
-          <GroupName>cpu</GroupName>
-          <Files>
-            <File>
-              <FileName>backtrace.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\..\..\libcpu\arm\common\backtrace.c</FilePath>
-            </File>
-            <File>
-              <FileName>div0.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\..\..\libcpu\arm\common\div0.c</FilePath>
-            </File>
-            <File>
-              <FileName>showmem.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\..\..\libcpu\arm\common\showmem.c</FilePath>
-            </File>
-            <File>
-              <FileName>cpuport.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\..\..\libcpu\arm\cortex-m4\cpuport.c</FilePath>
-            </File>
-            <File>
-              <FileName>context_rvds.S</FileName>
-              <FileType>2</FileType>
-              <FilePath>..\..\..\libcpu\arm\cortex-m4\context_rvds.S</FilePath>
-            </File>
-          </Files>
-        </Group>
-        <Group>
-          <GroupName>Filesystem</GroupName>
-          <Files>
-            <File>
-              <FileName>dfs.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\..\..\components\dfs\src\dfs.c</FilePath>
-            </File>
-            <File>
-              <FileName>dfs_file.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\..\..\components\dfs\src\dfs_file.c</FilePath>
-            </File>
-            <File>
-              <FileName>dfs_fs.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\..\..\components\dfs\src\dfs_fs.c</FilePath>
-            </File>
-            <File>
-              <FileName>dfs_posix.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\..\..\components\dfs\src\dfs_posix.c</FilePath>
-            </File>
-            <File>
-              <FileName>poll.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\..\..\components\dfs\src\poll.c</FilePath>
-            </File>
-            <File>
-              <FileName>select.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\..\..\components\dfs\src\select.c</FilePath>
-            </File>
-            <File>
-              <FileName>devfs.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\..\..\components\dfs\filesystems\devfs\devfs.c</FilePath>
-            </File>
-            <File>
-              <FileName>dfs_elm.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\..\..\components\dfs\filesystems\elmfat\dfs_elm.c</FilePath>
-            </File>
-            <File>
-              <FileName>ff.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\..\..\components\dfs\filesystems\elmfat\ff.c</FilePath>
-            </File>
-            <File>
-              <FileName>ccsbcs.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\..\..\components\dfs\filesystems\elmfat\option\ccsbcs.c</FilePath>
-            </File>
-          </Files>
-        </Group>
-        <Group>
-          <GroupName>DeviceDrivers</GroupName>
-          <Files>
-            <File>
-              <FileName>pin.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\..\..\components\drivers\misc\pin.c</FilePath>
-            </File>
-            <File>
-              <FileName>serial.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\..\..\components\drivers\serial\serial.c</FilePath>
-            </File>
-            <File>
-              <FileName>completion.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\..\..\components\drivers\src\completion.c</FilePath>
-            </File>
-            <File>
-              <FileName>dataqueue.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\..\..\components\drivers\src\dataqueue.c</FilePath>
-            </File>
-            <File>
-              <FileName>pipe.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\..\..\components\drivers\src\pipe.c</FilePath>
-            </File>
-            <File>
-              <FileName>ringblk_buf.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\..\..\components\drivers\src\ringblk_buf.c</FilePath>
-            </File>
-            <File>
-              <FileName>ringbuffer.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\..\..\components\drivers\src\ringbuffer.c</FilePath>
-            </File>
-            <File>
-              <FileName>waitqueue.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\..\..\components\drivers\src\waitqueue.c</FilePath>
-            </File>
-            <File>
-              <FileName>workqueue.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\..\..\components\drivers\src\workqueue.c</FilePath>
-            </File>
-          </Files>
-        </Group>
-        <Group>
-          <GroupName>finsh</GroupName>
-          <Files>
-            <File>
-              <FileName>shell.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\..\..\components\finsh\shell.c</FilePath>
-            </File>
-            <File>
-              <FileName>cmd.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\..\..\components\finsh\cmd.c</FilePath>
-            </File>
-            <File>
-              <FileName>msh.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\..\..\components\finsh\msh.c</FilePath>
-            </File>
-            <File>
-              <FileName>msh_file.c</FileName>
-              <FileType>1</FileType>
-              <FilePath>..\..\..\components\finsh\msh_file.c</FilePath>
-            </File>
-          </Files>
-        </Group>
        <Group>
          <GroupName>libc</GroupName>
          <Files>
@@ -677,14 +605,14 @@
              <FilePath>..\..\..\components\libc\compilers\armlibc\mem_std.c</FilePath>
            </File>
            <File>
-              <FileName>stdio.c</FileName>
+              <FileName>syscalls.c</FileName>
              <FileType>1</FileType>
-              <FilePath>..\..\..\components\libc\compilers\armlibc\stdio.c</FilePath>
+              <FilePath>..\..\..\components\libc\compilers\armlibc\syscalls.c</FilePath>
            </File>
            <File>
-              <FileName>stubs.c</FileName>
+              <FileName>stdlib.c</FileName>
              <FileType>1</FileType>
-              <FilePath>..\..\..\components\libc\compilers\armlibc\stubs.c</FilePath>
+              <FilePath>..\..\..\components\libc\compilers\common\stdlib.c</FilePath>
            </File>
            <File>
              <FileName>time.c</FileName>
@@ -694,7 +622,7 @@
          </Files>
        </Group>
        <Group>
-          <GroupName>AT32_Lib</GroupName>
+          <GroupName>Libraries</GroupName>
          <Files>
            <File>
              <FileName>at32f4xx_adc.c</FileName>
@@ -832,10 +760,4 @@
    </Target>
  </Targets>

-  <RTE>
-    <apis/>
-    <components/>
-    <files/>
-  </RTE>
-
 </Project>
--- a/bsp/at32/at32f403a-start/rtconfig.h
+++ b/bsp/at32/at32f403a-start/rtconfig.h
@@ -77,24 +77,6 @@

 /* Device virtual file system */

-#define RT_USING_DFS
-#define DFS_USING_WORKDIR
-#define DFS_FILESYSTEMS_MAX 2
-#define DFS_FILESYSTEM_TYPES_MAX 2
-#define DFS_FD_MAX 16
-#define RT_USING_DFS_ELMFAT
-
-/* elm-chan's FatFs, Generic FAT Filesystem Module */
-
-#define RT_DFS_ELM_CODE_PAGE 437
-#define RT_DFS_ELM_WORD_ACCESS
-#define RT_DFS_ELM_USE_LFN_3
-#define RT_DFS_ELM_USE_LFN 3
-#define RT_DFS_ELM_MAX_LFN 255
-#define RT_DFS_ELM_DRIVES 2
-#define RT_DFS_ELM_MAX_SECTOR_SIZE 512
-#define RT_DFS_ELM_REENTRANT
-#define RT_USING_DFS_DEVFS

 /* Device Drivers */

@@ -110,7 +92,6 @@
 /* POSIX layer and C standard library */

 #define RT_USING_LIBC
-#define RT_USING_POSIX

 /* Network */

@@ -163,6 +144,9 @@
 /* system packages */


+/* Micrium: Micrium software products porting for RT-Thread */
+
+
 /* peripheral libraries and drivers */


@@ -171,6 +155,9 @@

 /* samples: kernel and components samples */

+
+/* games: games run on RT-Thread console */
+
 #define SOC_FAMILY_AT32
 #define SOC_SERIES_AT32F403A

--- a/bsp/at32/at32f403a-start/rtconfig.py
+++ b/bsp/at32/at32f403a-start/rtconfig.py
@@ -1,5 +1,4 @@
 import os
-import sys

 # toolchains options
 ARCH='arm'
@@ -143,8 +142,9 @@ elif PLATFORM == 'iar':
    EXEC_PATH = EXEC_PATH + '/arm/bin/'
    POST_ACTION = 'ielftool --bin $TARGET rtthread.bin'

-def dist_handle(BSP_ROOT):
+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_do_building(BSP_ROOT, dist_dir)
--- a/bsp/at32/at32f407-start/.config
+++ b/bsp/at32/at32f407-start/.config
@@ -55,6 +55,7 @@ CONFIG_RT_USING_MEMHEAP=y
 CONFIG_RT_USING_SMALL_MEM=y
 # CONFIG_RT_USING_SLAB is not set
 # CONFIG_RT_USING_MEMHEAP_AS_HEAP is not set
+# CONFIG_RT_USING_USERHEAP is not set
 # CONFIG_RT_USING_MEMTRACE is not set
 CONFIG_RT_USING_HEAP=y

@@ -109,34 +110,7 @@ CONFIG_FINSH_ARG_MAX=10
 #
 # Device virtual file system
 #
-CONFIG_RT_USING_DFS=y
-CONFIG_DFS_USING_WORKDIR=y
-CONFIG_DFS_FILESYSTEMS_MAX=2
-CONFIG_DFS_FILESYSTEM_TYPES_MAX=2
-CONFIG_DFS_FD_MAX=16
-# CONFIG_RT_USING_DFS_MNTTABLE is not set
-CONFIG_RT_USING_DFS_ELMFAT=y
-
-#
-# elm-chan's FatFs, Generic FAT Filesystem Module
-#
-CONFIG_RT_DFS_ELM_CODE_PAGE=437
-CONFIG_RT_DFS_ELM_WORD_ACCESS=y
-# CONFIG_RT_DFS_ELM_USE_LFN_0 is not set
-# CONFIG_RT_DFS_ELM_USE_LFN_1 is not set
-# CONFIG_RT_DFS_ELM_USE_LFN_2 is not set
-CONFIG_RT_DFS_ELM_USE_LFN_3=y
-CONFIG_RT_DFS_ELM_USE_LFN=3
-CONFIG_RT_DFS_ELM_MAX_LFN=255
-CONFIG_RT_DFS_ELM_DRIVES=2
-CONFIG_RT_DFS_ELM_MAX_SECTOR_SIZE=512
-# CONFIG_RT_DFS_ELM_USE_ERASE is not set
-CONFIG_RT_DFS_ELM_REENTRANT=y
-CONFIG_RT_USING_DFS_DEVFS=y
-# CONFIG_RT_USING_DFS_ROMFS is not set
-# CONFIG_RT_USING_DFS_RAMFS is not set
-# CONFIG_RT_USING_DFS_UFFS is not set
-# CONFIG_RT_USING_DFS_JFFS2 is not set
+# CONFIG_RT_USING_DFS is not set

 #
 # Device Drivers
@@ -148,34 +122,20 @@ CONFIG_RT_USING_SERIAL=y
 # CONFIG_RT_SERIAL_USING_DMA is not set
 CONFIG_RT_SERIAL_RB_BUFSZ=64
 # CONFIG_RT_USING_CAN is not set
-CONFIG_RT_USING_HWTIMER=y
+# CONFIG_RT_USING_HWTIMER is not set
 # CONFIG_RT_USING_CPUTIME is not set
-CONFIG_RT_USING_I2C=y
-# CONFIG_RT_I2C_DEBUG is not set
-CONFIG_RT_USING_I2C_BITOPS=y
-# CONFIG_RT_I2C_BITOPS_DEBUG is not set
+# CONFIG_RT_USING_I2C is not set
+# CONFIG_RT_USING_PHY is not set
 CONFIG_RT_USING_PIN=y
-CONFIG_RT_USING_ADC=y
-CONFIG_RT_USING_PWM=y
+# CONFIG_RT_USING_ADC is not set
+# CONFIG_RT_USING_DAC is not set
+# CONFIG_RT_USING_PWM is not set
 # CONFIG_RT_USING_MTD_NOR is not set
 # CONFIG_RT_USING_MTD_NAND is not set
 # CONFIG_RT_USING_PM is not set
-CONFIG_RT_USING_RTC=y
-# CONFIG_RT_USING_ALARM is not set
-# CONFIG_RT_USING_SOFT_RTC is not set
-CONFIG_RT_USING_SDIO=y
-CONFIG_RT_SDIO_STACK_SIZE=512
-CONFIG_RT_SDIO_THREAD_PRIORITY=15
-CONFIG_RT_MMCSD_STACK_SIZE=1024
-CONFIG_RT_MMCSD_THREAD_PREORITY=22
-CONFIG_RT_MMCSD_MAX_PARTITION=16
-# CONFIG_RT_SDIO_DEBUG is not set
-CONFIG_RT_USING_SPI=y
-# CONFIG_RT_USING_QSPI is not set
-# CONFIG_RT_USING_SPI_MSD is not set
-# CONFIG_RT_USING_SFUD is not set
-# CONFIG_RT_USING_ENC28J60 is not set
-# CONFIG_RT_USING_SPI_WIFI is not set
+# CONFIG_RT_USING_RTC is not set
+# CONFIG_RT_USING_SDIO is not set
+# CONFIG_RT_USING_SPI is not set
 # CONFIG_RT_USING_WDT is not set
 # CONFIG_RT_USING_AUDIO is not set
 # CONFIG_RT_USING_SENSOR is not set
@@ -196,10 +156,6 @@ CONFIG_RT_USING_SPI=y
 #
 CONFIG_RT_USING_LIBC=y
 # CONFIG_RT_USING_PTHREADS is not set
-CONFIG_RT_USING_POSIX=y
-# CONFIG_RT_USING_POSIX_MMAP is not set
-# CONFIG_RT_USING_POSIX_TERMIOS is not set
-# CONFIG_RT_USING_POSIX_AIO is not set
 # CONFIG_RT_USING_MODULE is not set

 #
@@ -246,12 +202,15 @@ CONFIG_RT_USING_POSIX=y
 #
 # IoT - internet of things
 #
+# CONFIG_PKG_USING_LORAWAN_DRIVER is not set
 # CONFIG_PKG_USING_PAHOMQTT is not set
+# CONFIG_PKG_USING_UMQTT is not set
 # CONFIG_PKG_USING_WEBCLIENT is not set
 # CONFIG_PKG_USING_WEBNET is not set
 # CONFIG_PKG_USING_MONGOOSE is not set
 # CONFIG_PKG_USING_MYMQTT is not set
 # CONFIG_PKG_USING_KAWAII_MQTT is not set
+# CONFIG_PKG_USING_BC28_MQTT is not set
 # CONFIG_PKG_USING_WEBTERMINAL is not set
 # CONFIG_PKG_USING_CJSON is not set
 # CONFIG_PKG_USING_JSMN is not set
@@ -278,6 +237,7 @@ CONFIG_RT_USING_POSIX=y
 # CONFIG_PKG_USING_COAP is not set
 # CONFIG_PKG_USING_NOPOLL is not set
 # CONFIG_PKG_USING_NETUTILS is not set
+# CONFIG_PKG_USING_CMUX is not set
 # CONFIG_PKG_USING_PPP_DEVICE is not set
 # CONFIG_PKG_USING_AT_DEVICE is not set
 # CONFIG_PKG_USING_ATSRV_SOCKET is not set
@@ -290,7 +250,7 @@ CONFIG_RT_USING_POSIX=y
 # CONFIG_PKG_USING_GAGENT_CLOUD is not set
 # CONFIG_PKG_USING_ALI_IOTKIT is not set
 # CONFIG_PKG_USING_AZURE is not set
-# CONFIG_PKG_USING_TENCENT_IOTHUB is not set
+# CONFIG_PKG_USING_TENCENT_IOT_EXPLORER is not set
 # CONFIG_PKG_USING_JIOT-C-SDK is not set
 # CONFIG_PKG_USING_UCLOUD_IOT_SDK is not set
 # CONFIG_PKG_USING_JOYLINK is not set
@@ -312,6 +272,12 @@ CONFIG_RT_USING_POSIX=y
 # CONFIG_PKG_USING_CAPNP is not set
 # CONFIG_PKG_USING_RT_CJSON_TOOLS is not set
 # CONFIG_PKG_USING_AGILE_TELNET is not set
+# CONFIG_PKG_USING_NMEALIB is not set
+# CONFIG_PKG_USING_AGILE_JSMN is not set
+# CONFIG_PKG_USING_PDULIB is not set
+# CONFIG_PKG_USING_BTSTACK is not set
+# CONFIG_PKG_USING_LORAWAN_ED_STACK is not set
+# CONFIG_PKG_USING_WAYZ_IOTKIT is not set

 #
 # security packages
@@ -320,6 +286,7 @@ CONFIG_RT_USING_POSIX=y
 # CONFIG_PKG_USING_libsodium is not set
 # CONFIG_PKG_USING_TINYCRYPT is not set
 # CONFIG_PKG_USING_TFM is not set
+# CONFIG_PKG_USING_YD_CRYPTO is not set

 #
 # language packages
@@ -336,6 +303,9 @@ CONFIG_RT_USING_POSIX=y
 # CONFIG_PKG_USING_STEMWIN is not set
 # CONFIG_PKG_USING_WAVPLAYER is not set
 # CONFIG_PKG_USING_TJPGD is not set
+# CONFIG_PKG_USING_HELIX is not set
+# CONFIG_PKG_USING_AZUREGUIX is not set
+# CONFIG_PKG_USING_TOUCHGFX2RTT is not set

 #
 # tools packages
@@ -347,13 +317,31 @@ CONFIG_RT_USING_POSIX=y
 # CONFIG_PKG_USING_RDB is not set
 # CONFIG_PKG_USING_QRCODE is not set
 # CONFIG_PKG_USING_ULOG_EASYFLASH is not set
+# CONFIG_PKG_USING_ULOG_FILE is not set
+# CONFIG_PKG_USING_LOGMGR is not set
 # CONFIG_PKG_USING_ADBD is not set
 # CONFIG_PKG_USING_COREMARK is not set
 # CONFIG_PKG_USING_DHRYSTONE is not set
+# CONFIG_PKG_USING_MEMORYPERF is not set
 # CONFIG_PKG_USING_NR_MICRO_SHELL is not set
 # CONFIG_PKG_USING_CHINESE_FONT_LIBRARY is not set
 # CONFIG_PKG_USING_LUNAR_CALENDAR is not set
 # CONFIG_PKG_USING_BS8116A is not set
+# CONFIG_PKG_USING_GPS_RMC is not set
+# CONFIG_PKG_USING_URLENCODE is not set
+# CONFIG_PKG_USING_UMCN is not set
+# CONFIG_PKG_USING_LWRB2RTT is not set
+# CONFIG_PKG_USING_CPU_USAGE is not set
+# CONFIG_PKG_USING_GBK2UTF8 is not set
+# CONFIG_PKG_USING_VCONSOLE is not set
+# CONFIG_PKG_USING_KDB is not set
+# CONFIG_PKG_USING_WAMR is not set
+# CONFIG_PKG_USING_MICRO_XRCE_DDS_CLIENT is not set
+# CONFIG_PKG_USING_LWLOG is not set
+# CONFIG_PKG_USING_ANV_TRACE is not set
+# CONFIG_PKG_USING_ANV_MEMLEAK is not set
+# CONFIG_PKG_USING_ANV_TESTSUIT is not set
+# CONFIG_PKG_USING_ANV_BENCH is not set

 #
 # system packages
@@ -365,6 +353,7 @@ CONFIG_RT_USING_POSIX=y
 # CONFIG_PKG_USING_LWEXT4 is not set
 # CONFIG_PKG_USING_PARTITION is not set
 # CONFIG_PKG_USING_FAL is not set
+# CONFIG_PKG_USING_FLASHDB is not set
 # CONFIG_PKG_USING_SQLITE is not set
 # CONFIG_PKG_USING_RTI is not set
 # CONFIG_PKG_USING_LITTLEVGL2RTT is not set
@@ -377,6 +366,27 @@ CONFIG_RT_USING_POSIX=y
 # CONFIG_PKG_USING_SYSWATCH is not set
 # CONFIG_PKG_USING_SYS_LOAD_MONITOR is not set
 # CONFIG_PKG_USING_PLCCORE is not set
+# CONFIG_PKG_USING_RAMDISK is not set
+# CONFIG_PKG_USING_MININI is not set
+# CONFIG_PKG_USING_QBOOT is not set
+
+#
+# Micrium: Micrium software products porting for RT-Thread
+#
+# CONFIG_PKG_USING_UCOSIII_WRAPPER is not set
+# CONFIG_PKG_USING_UCOSII_WRAPPER is not set
+# CONFIG_PKG_USING_UC_CRC is not set
+# CONFIG_PKG_USING_UC_CLK is not set
+# CONFIG_PKG_USING_UC_COMMON is not set
+# CONFIG_PKG_USING_UC_MODBUS is not set
+# CONFIG_PKG_USING_PPOOL is not set
+# CONFIG_PKG_USING_OPENAMP is not set
+# CONFIG_PKG_USING_RT_KPRINTF_THREADSAFE is not set
+# CONFIG_PKG_USING_RT_MEMCPY_CM is not set
+# CONFIG_PKG_USING_QFPLIB_M0_FULL is not set
+# CONFIG_PKG_USING_QFPLIB_M0_TINY is not set
+# CONFIG_PKG_USING_QFPLIB_M3 is not set
+# CONFIG_PKG_USING_LPM is not set

 #
 # peripheral libraries and drivers
@@ -385,6 +395,7 @@ CONFIG_RT_USING_POSIX=y
 # CONFIG_PKG_USING_REALTEK_AMEBA is not set
 # CONFIG_PKG_USING_SHT2X is not set
 # CONFIG_PKG_USING_SHT3X is not set
+# CONFIG_PKG_USING_AS7341 is not set
 # CONFIG_PKG_USING_STM32_SDIO is not set
 # CONFIG_PKG_USING_ICM20608 is not set
 # CONFIG_PKG_USING_U8G2 is not set
@@ -395,6 +406,8 @@ CONFIG_RT_USING_POSIX=y
 # CONFIG_PKG_USING_LEDBLINK is not set
 # CONFIG_PKG_USING_LITTLED is not set
 # CONFIG_PKG_USING_LKDGUI is not set
+# CONFIG_PKG_USING_NRF5X_SDK is not set
+# CONFIG_PKG_USING_NRFX is not set
 # CONFIG_PKG_USING_WM_LIBRARIES is not set
 # CONFIG_PKG_USING_KENDRYTE_SDK is not set
 # CONFIG_PKG_USING_INFRARED is not set
@@ -412,11 +425,30 @@ CONFIG_RT_USING_POSIX=y
 # CONFIG_PKG_USING_RPLIDAR is not set
 # CONFIG_PKG_USING_AS608 is not set
 # CONFIG_PKG_USING_RC522 is not set
+# CONFIG_PKG_USING_WS2812B is not set
 # CONFIG_PKG_USING_EMBARC_BSP is not set
 # CONFIG_PKG_USING_EXTERN_RTC_DRIVERS is not set
+# CONFIG_PKG_USING_MULTI_RTIMER is not set
 # CONFIG_PKG_USING_MAX7219 is not set
 # CONFIG_PKG_USING_BEEP is not set
 # CONFIG_PKG_USING_EASYBLINK is not set
+# CONFIG_PKG_USING_PMS_SERIES is not set
+# CONFIG_PKG_USING_CAN_YMODEM is not set
+# CONFIG_PKG_USING_LORA_RADIO_DRIVER is not set
+# CONFIG_PKG_USING_QLED is not set
+# CONFIG_PKG_USING_PAJ7620 is not set
+# CONFIG_PKG_USING_AGILE_CONSOLE is not set
+# CONFIG_PKG_USING_LD3320 is not set
+# CONFIG_PKG_USING_WK2124 is not set
+# CONFIG_PKG_USING_LY68L6400 is not set
+# CONFIG_PKG_USING_DM9051 is not set
+# CONFIG_PKG_USING_SSD1306 is not set
+# CONFIG_PKG_USING_QKEY is not set
+# CONFIG_PKG_USING_RS485 is not set
+# CONFIG_PKG_USING_NES is not set
+# CONFIG_PKG_USING_VIRTUAL_SENSOR is not set
+# CONFIG_PKG_USING_VDEVICE is not set
+# CONFIG_PKG_USING_SGM706 is not set

 #
 # miscellaneous packages
@@ -426,6 +458,7 @@ CONFIG_RT_USING_POSIX=y
 # CONFIG_PKG_USING_FASTLZ is not set
 # CONFIG_PKG_USING_MINILZO is not set
 # CONFIG_PKG_USING_QUICKLZ is not set
+# CONFIG_PKG_USING_LZMA is not set
 # CONFIG_PKG_USING_MULTIBUTTON is not set
 # CONFIG_PKG_USING_FLEXIBLE_BUTTON is not set
 # CONFIG_PKG_USING_CANFESTIVAL is not set
@@ -446,6 +479,7 @@ CONFIG_RT_USING_POSIX=y
 # CONFIG_PKG_USING_PERIPHERAL_SAMPLES is not set
 # CONFIG_PKG_USING_HELLO is not set
 # CONFIG_PKG_USING_VI is not set
+# CONFIG_PKG_USING_KI is not set
 # CONFIG_PKG_USING_NNOM is not set
 # CONFIG_PKG_USING_LIBANN is not set
 # CONFIG_PKG_USING_ELAPACK is not set
@@ -453,6 +487,20 @@ CONFIG_RT_USING_POSIX=y
 # CONFIG_PKG_USING_VT100 is not set
 # CONFIG_PKG_USING_ULAPACK is not set
 # CONFIG_PKG_USING_UKAL is not set
+# CONFIG_PKG_USING_CRCLIB is not set
+
+#
+# games: games run on RT-Thread console
+#
+# CONFIG_PKG_USING_THREES is not set
+# CONFIG_PKG_USING_2048 is not set
+# CONFIG_PKG_USING_SNAKE is not set
+# CONFIG_PKG_USING_TETRIS is not set
+# CONFIG_PKG_USING_LWGPS is not set
+# CONFIG_PKG_USING_TENSORFLOWLITEMICRO is not set
+# CONFIG_PKG_USING_STATE_MACHINE is not set
+# CONFIG_PKG_USING_MCURSES is not set
+# CONFIG_PKG_USING_COWSAY is not set
 CONFIG_SOC_FAMILY_AT32=y
 CONFIG_SOC_SERIES_AT32F407=y

@@ -470,10 +518,9 @@ CONFIG_BSP_USING_SERIAL=y
 # On-chip Peripheral Drivers
 #
 CONFIG_BSP_USING_GPIO=y
+# CONFIG_BSP_USING_ON_CHIP_FLASH is not set
 # CONFIG_BSP_USING_ETH is not set
 # CONFIG_BSP_USING_RTC is not set
-# CONFIG_BSP_RTC_USING_LSE is not set
-# CONFIG_BSP_RTC_USING_LSI is not set
 CONFIG_BSP_USING_UART=y
 CONFIG_BSP_USING_UART1=y
 CONFIG_BSP_USING_UART2=y
@@ -483,4 +530,5 @@ CONFIG_BSP_USING_UART3=y
 # CONFIG_BSP_USING_SPI is not set
 # CONFIG_BSP_USING_I2C1 is not set
 # CONFIG_BSP_USING_ADC is not set
+# CONFIG_BSP_USING_CAN is not set
 # CONFIG_BSP_USING_SDIO is not set
--- a/bsp/at32/at32f407-start/README.md
+++ b/bsp/at32/at32f407-start/README.md
@@ -46,8 +46,10 @@ AT32F407-START板级包支持MDK4﹑MDK5﹑IAR开发环境和GCC编译器，以
 | PWM       | 支持     | TMR1/2                     |
 | HWTIMER   | 支持     | TMR3/4/5                   |
 | SDIO      | 支持     | SDIO1                      |
+| CAN       | 支持     | CAN1/2                     |
 | WDT       | 支持     |                            |
 | RTC       | 支持     |                            |
+| FLASH     | 支持     |                            |
 | ETH       | 支持     |                            |

 ### IO在板级支持包中的映射情况
@@ -89,6 +91,10 @@ AT32F407-START板级包支持MDK4﹑MDK5﹑IAR开发环境和GCC编译器，以
 | PC3  | ADC1/2_IN13    |
 | PC4  | ADC1/2_IN14    |
 | PC5  | ADC1/2_IN15    |
+| PA11 | CAN1_RX        |
+| PA12 | CAN1_TX        |
+| PB5  | CAN2_RX        |
+| PB6  | CAN2_TX        |
 | PB11 | ETH_RMII_TX_EN |
 | PB12 | ETH_RMII_TX0   |
 | PB13 | ETH_RMII_TX1   |
--- a/bsp/at32/at32f407-start/board/Kconfig
+++ b/bsp/at32/at32f407-start/board/Kconfig
@@ -24,6 +24,10 @@ menu "On-chip Peripheral Drivers"
        select RT_USING_PIN
        default y

+    config BSP_USING_ON_CHIP_FLASH
+        bool "Enable on-chip FLASH"
+        default n 
+
    config BSP_USING_ETH
        bool "Enable Ethernet"
        default n
@@ -157,6 +161,19 @@ menu "On-chip Peripheral Drivers"
                default n
        endif

+    menuconfig BSP_USING_CAN
+        bool "Enable CAN"
+        default n
+        select RT_USING_CAN
+        if BSP_USING_CAN
+            config BSP_USING_CAN1
+                bool "using CAN1"
+                default n
+            config BSP_USING_CAN2
+                bool "using CAN2"
+                default n
+        endif
+
    menuconfig BSP_USING_SDIO
        bool "Enable SDIO"
        default n
--- a/Show More
+++ b/Show More