Re: 7300/200 Weirdness...

[Bill Studenmund <wrstuden%nas.nasa.gov@localhost>]

bcc'd to port-powerpc, follow up to port-macppc.

On Tue, 11 Jan 2000, Simon Baker wrote:

> Hi all,
> 
> Machine:        PowerPC 7300/200
> 
> Sorry for these possibly stupid questions, but I am genuinely befuddled by 
> these....
> 
> 1.)  Setting output device in OF to /chaos/control has worked twice out of 
> about ~60 boots.  I'm getting fed up of operating from a serial 
> link...  Has anyone else experienced any problems like this.  I appreciate 
> it could be put down to "it just won't do it! " but why then did it work 
> twice...?

There's something about the OF initialization doing weird things on
initializing the internal video. I copied some OF strings from a Linux
site which seemed to help. Unfortunatly the machine is up right now so I
can't check what I did.

> And I'm REALLY confused by the dev tree.... I can find no listing of ATY or 
> IMS....
> 
> "If that also doesn't work on your machine, look in the device tree for a 
> PCI device that contains the name of your video card (preceded by "ATY," 
> for an ATI card, or "IMS," for a Twin Turbo card). Some examples are 
> "/bandit/ATY,mach64" and "/bandit@F4000000/IMS,tt128mb8A". "  Anyone got 
> any more ideas on what I should be looking for???

What does the device tree look like?

> 2.)  I just cannot get the boot floppy to work; I've had various stages of 
> success but the furthest I got was about 0.5 seconds of booting then the 
> spinning progress line.  Then that's it, nothing.

What is the last thing printed?

Take care,

Bill