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b/rt-thread-version/rt-thread-standard/application-note/debug/ozone/ozone.md index 961d00ebf392b20611a50872cb1427985804f0cf..84934c20df0eee282375f6f189654e2ca7e6f6e1 100644 --- a/rt-thread-version/rt-thread-standard/application-note/debug/ozone/ozone.md +++ b/rt-thread-version/rt-thread-standard/application-note/debug/ozone/ozone.md @@ -14,7 +14,7 @@ Ozone 在板子没有死机的情况下，也可以通过以下方法 Attach 上 打开软件，选择 Create New Project 创建一个新的工程 -![](https://img-blog.csdnimg.cn/img_convert/2aefb6218c9110f98073b8d967dd4f87.png) +![](figures/new-proj.png) 这里也可以打开一个已经存在的工程 Open Exiting Project，本文以新建工程为例 @@ -22,7 +22,7 @@ Ozone 在板子没有死机的情况下，也可以通过以下方法 Attach 上 选择目标器件是，主要选择的是处理器内核的架构，如 Cortex-M3、Cortex-M4 和 Cortex-A 等，这里以 Cortex-A5 为例 -![](https://img-blog.csdnimg.cn/img_convert/5e4ced90f264d248e1e8c6920a33ffc3.png) +![](figures/select-chip-arch.png) 上图中外设文件是可选的，该文件一般由具体的半导体厂商提供，来查看具体的外设寄存器信息，如果没有是不影响 C 代码调试的 @@ -30,25 +30,25 @@ Ozone 在板子没有死机的情况下，也可以通过以下方法 Attach 上 这里需要根据板子的具体通信方式来选择，例如：JTAG，SWD 等，本文使用的是 JTAG，速度使用默认的即可 -![](https://img-blog.csdnimg.cn/img_convert/f7bbbf2d93812df6bc25f1fbbd061285.png) +![](figures/jtag.png) ### 选择目标文件，读取符号信息 这里选择的是通过 RT-Thread Studio/GCC/MDK 等 IDE 工具生成的 `elf` 文件，elf 文件中包含所有的符号和地址信息，所以调试的时候不需要源码，只需要加载 elf 文件即可，当在 elf 文件中定位到问题之后，再修改对应的源码即可 -![](https://img-blog.csdnimg.cn/img_convert/e8a55b8437beafd7045a4c5fe1d57037.png) +![](figures/elf-file.png) ### 其它可选的设置 这里的设置如果没有特殊的配置，默认即可 -![](https://img-blog.csdnimg.cn/img_convert/511cc63b1da04d512a169fd84bb69129.png) +![](figures/config.png) ### 连接目标芯片 上述步骤完成之后，工程就建立完毕，接下来就可以后将 Ozone 通过 `link Attach` 到死机的板子并且 Halt 住板子 -![](https://img-blog.csdnimg.cn/img_convert/3516ad3317a3296558712d2235d933d9.png) +![](figures/link-attach.png) 如果程序是由于异常导致的死机，那么当 Ozone 连上的时候，可以看到死机的现场(如果使用其它的 IDE 这个时候很可能会复位芯片，无法保留现场) @@ -56,28 +56,28 @@ Ozone 在板子没有死机的情况下，也可以通过以下方法 Attach 上 打开 Call Stack 窗口，查看函数调用栈 -![](https://img-blog.csdnimg.cn/img_convert/2f24249dff7f516879946ea7f6d40eec.png) +![](figures/call-stack.png) ### 查看变量 -![](https://img-blog.csdnimg.cn/img_convert/18884cf95b516eed22512acdc7f1c084.png) +![](figures/watch-var.png) ### 查看汇编 打开 Disassemble 窗口，查看汇编代码 -![](https://img-blog.csdnimg.cn/img_convert/30f8109c708f144713b50b68cf60507f.png) +![](figures/disassembly.png) ### 查看寄存器 打开 Registers 窗口，查看寄存器，这里需要注意的是，如果没有选择外设的描述文件，那么这里只能看到内核相关的寄存器，而看不到外设寄存器 -![](https://img-blog.csdnimg.cn/img_convert/8498c51f38649b471688c8308cfa02d8.png) +![](figures/registers.png) ### 查看内存 打开 Memory 窗口，查看内存 -![](https://img-blog.csdnimg.cn/img_convert/885e93ce3205b3997b4e55969d76851e.png) +![](figures/memory.png) 这里只介绍了 Ozone 的一些基本用法，更多用法参见 [Ozone 官方文档](https://www.segger.com/products/development-tools/ozone-j-link-debugger/)