Subject: Re: USB (and other weird things) on a PWS500au
To: None <thorpej@zembu.com>
From: Chris G. Demetriou <cgd@netbsd.org>
List: port-alpha
Date: 03/14/2000 10:22:00
Jason R Thorpe <thorpej@zembu.com> writes:
> > * What's up with the interrupt line having a bad value? I'm wondering
> > if SRM is just bypassing device 7, since it's mostly used in Digital
> > Unix for the IDE controller, which has the wacky ISA-compat
> > interrupts and I/O mapping.
>
> It could be that, or it could be encoded to indicate which ISA IRQ its
> using. Dunno for sure.
perhaps only a numerological trick, but:
he said SRM claimed it was IRQ 10 in the isacfg table, and that it had
line 234 in the device line field, right?
234 -> 0xea -> 0xe << 8 + 10.
cgd
--
Chris Demetriou - cgd@netbsd.org - http://www.netbsd.org/People/Pages/cgd.html
Disclaimer: Not speaking for NetBSD, just expressing my own opinion.