Booting headless PowerMac G5

[Segher Boessenkool]

> The root of the problem is that Apple OF will not open an stdout  
> for you
> on some machines if you don't enter OF manually, so yaboot text never
> shows up. This was somewhat worked around by the ofboot.b script but
> indeed, it seems to fail to check that there's a display to open  
> before
> actually opening it, which cause the failure you are hitting.

Check /chosen/stdout , if it's there and non-zero there is an open
output device (whether some screen or serial or telnet or whatever).
This is an ihandle.

> Maybe we can try to make the script a bit smarter to detect that  
> there's
> nothing there. Hard to tell, the arcanes of Apple OF are quite  
> obscure.

I'll check them all (well, anything in the NewWorld) if you tell me
what to check.


Segher