Re: [coreboot] Dump GPIO I/O Registers

[Gregg C Levine]

Hello!
Perfectly.
As others have stated, you have reached the point where you might really
need the board's schematic. Plus a good understanding of the datasheets for
the appropriate part.

I was under the understanding that you had already gotten this far on other
systems.
--
Gregg C Levine [e-mail]
"The Force will be with you always." Obi-Wan Kenobi
> -----Original Message-----
> From: [e-mail] [mailto:[e-mail]]

On
> Behalf Of [e-mail]
> Sent: Sunday, February 17, 2008 8:39 PM
> To: Gregg C Levine
> Cc: 'Coreboot'
> Subject: Re: [coreboot] Dump GPIO I/O Registers
>
> Quoting Gregg C Levine :
> > Hello!
> > Isn't the southbridge part of the basic PCI structure? I seem to recall

a
> > discussion on the earlier list for what we do here, and it came up that

you
> > can dump the registers for the bridges via the lspci and probably manage
> > them via the setpci commands from the pcitools stuff.
> >
> > According to the cover sheet for them for my distribution it is possible

to
> > adjust the latency timers of the whole thing via the setpci command.

Ideally
> > simply doing a man lspci should tell you what and who behind them. Oh

and
> > one more thing? Be careful.
>
> Greg lspci works ok to find/set pci configuration registers. 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?
> > > -----Original Message-----
> > > From: [e-mail]

[mailto:[e-mail]]
> > On
> > > Behalf Of [e-mail]
> > > Sent: Saturday, February 16, 2008 11:58 AM
> > > To: Coreboot
> > > Subject: [coreboot] Dump GPIO I/O Registers
> > >
> > > Hello,
> > > How do I dump the GPIO I/O Registers in linux. I need to dump the
> > > GPIO's from the southbridge. Anyone?
> > >
> > > Thanks - Joe