[coreboot] Dump GPIO I/O Registers

Peter Stuge peter at stuge.se
Mon Feb 18 03:25:00 CET 2008

On Sun, Feb 17, 2008 at 09:15:55PM -0500, joe at smittys.pointclark.net wrote:
> > It can't be probed easily, but perhaps reverse engineered with a
> > bit of effort.
> You mean just probing the GPIO pins with a meter to find out which
> ones are asserted?


> There has got to be something easier than that?

Sometimes it's the only option. :(

> Like dumping the I/O space?? But how??

Even if you manage to find these registers it seems the documentation
you've got still doesn't say anything about how to interpret the
data. That's a problem without an easy solution. :\


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