Hi Mike,
On Mon, Feb 13, 2017 at 03:58:47PM +, Mike Leach wrote:
> Hi Leo,
>
> A few comments about your driver RFC.
>
> i) As it stands this looks like it will work for v8 cores, but would need
> refining for v7. There are subtle differences in the PC sampling between
> the two architecture
This patch series is to enable coresight debug module. With debug
module we can check CPU state and PC value, etc. So this is helpful for
CPU lockup bugs, e.g. if one CPU has run into infinite loop with IRQ
disabled. The hang CPU cannot switch context and handle any interrupt,
so it cannot handle S
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