Re: Linux Post codes during runtime, possibly OT

Pavel Machek
2001-01-29T14:41:40Z

Hi!

> > Ok. I've thought about it some more, but I don't care enough about
> > this issue to do the painstaking legwork: I don't have one of those
> > POST-code indicators on port 0x80.
> >
> > I've made the "pause" in outb_p just a few (*) ns slower, because it
> > now loads a variable before outputting the value to port 0x80. As the
> > whole idea about this is "pausing", making it a bit slower shouldn't
> > matter too much. I've tested it: It compiles, it boots.
> >
> > I'm not too familar with the syntax of the "asm" statement. So I may
> > illegally be modifying the AX register. I don't care enough about this
> > to figure it out right now.
> >
>
> It is; you'd have to specify "eax" as a clobber value, and that is
> undesirable.
>
> And you're still overwriting the POST value written by the BIOS.

So save value from bios at initial boot ;-).
Pavel
--
I'm pavel@ucw.cz. "In my country we have almost anarchy and I don't care."
Panos Katsaloulis describing me w.r.t. patents at discuss@linmodems.org