[coreboot] Dump GPIO I/O Registers

joe at smittys.pointclark.net joe at smittys.pointclark.net
Mon Feb 18 03:15:55 CET 2008

Quoting Peter Stuge <peter at stuge.se>:

> On Sun, Feb 17, 2008 at 08:38:30PM -0500, joe at smittys.pointclark.net wrote:
>> I need something that will probe the GPIO's to find out which one is
>> asserted and if the signal is in or out? Does that make more sense?
> Unfortunately you are now at the point where you would need the board
> schematic.
That would be a miracle :-)
> 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?  
Like dumping the I/O space?? But how??
> //Peter
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Thanks - Joe

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