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用gdb+qemu调试启动，但是在main函数里的pause后卡住了，why #5

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WilliamCoding opened this issue Nov 26, 2016 · 2 comments
Open

用gdb+qemu调试启动，但是在main函数里的pause后卡住了，why #5

WilliamCoding opened this issue Nov 26, 2016 · 2 comments

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@WilliamCoding
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我用gdb qemu调试启动后，但是在main函数里task0创建task1后执行pause后卡住了，怎么办？
@WilliamCoding
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我发现调试时系统调用的_syscall0这个宏，没法在源码中展开，怎么办？有办法不用自己修改源码，自动展开一行一行执行吗？

@WilliamCoding
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还有一个问题是qemu已启动就执行到了startup_32处，没法在0x7c00处设置断点。

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@WilliamCoding