Re: OF reset ?

[Arne Scheffler <arneii@knup.de>]

Ethan Benson wrote:
> 
> On Tue, Mar 20, 2001 at 11:06:27PM -0700, Jason E. Stewart wrote:
> > "Ethan Benson" <erbenson@alaska.net> writes:
> >
> > > On Tue, Mar 20, 2001 at 08:03:31PM +0100, Arne Scheffler wrote:
> >
> > > > i made a little mistake in configuring the yaboot.conf.
> > > > I forgot that i've got now a scsi disc, where linux
> > > > exists on. so now i can't get into the openfirmware
> > > > (with command-option-O-F)
> >
> > > ybin does nothing to OF that prevents `command option o f' from
> > > getting you an OF prompt, in fact it can't do anything to prevent
> > > this.  you just  need to hold these keys down while the machine boots,
> > > since there is a very short window for which it will be noticed.
> >
> > It was interesting, but I had a similar problem. At some point, yaboot
> > stopped listening to my keyboard on boot. Everything booted and worked
> > fine, but then I built a new 2.4.x kernel to test a firewire HD on my
> > pismo and I ran into trouble.
> >
> > The kernel wouldn't boot, and I couldn't type a different image name
> > into yaboot. I tried command-option-O-F, and all I got was a black
> > screen. Eventually I got into MacOS by holding down the option key and
> > booting the visual bootloader, and choosing MacOS.
> >
> > Running the Apple 'System Disk' utility cleared up all the issues. I
> > can now boot into OF, and yaboot accepts input....
> 
> sounds like nvram corruption, macos causes this.

This seems to be my problem, too. After I run System Disk in MacOS I was
able to get the OF prompt.

Then it was no problem to get the information I needed. Now I can
Install
MacOS 9.1 & MacOS X 1.0.
Thanks for the help.

arne