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JTAG工具如何让CPU停下来？

chinatiger

hi, experts:

通过JTAG 接口，debug ARM Cortex-A7平台时：

JTAG tool与CPU Core连接后，通过halt命令，会让CPU停下来？

这是如何做到的？会做一些CoreSight相关register设置吗？

按我的理解：

1. 当我们设置Software breakpoint / Hardware breakpoint时，才会做一些register设置。

best wishes,

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