Subject: Re: MMU fault
To: Peter Radcliffe <pir@pir.net>
From: Jason Thorpe <thorpej@nas.nasa.gov>
List: port-hp300
Date: 07/20/1998 10:20:33
On Mon, 20 Jul 1998 09:12:23 -0400
Peter Radcliffe <pir@pir.net> wrote:
> Seems to do the trick - I now have a serial console booted 370 :)
> Thanks for that.
Ok, I have committed that patch; it's a little better now, at least :-)
> Michael Lorenz <ml@wisent.de> probably said:
> > hpibbus0 at nhpib0
> > ppi0 at hpibbus0 slave 5 punit 0
> > =pt%A1bit dma, async, scsi id 7t9=x%x=M
> > ^^^^^ ^^^^^^^ corruption here ?
>
> > Hmm, looking at this brings me to the question which ipl your SCSI /
> > serial uses... looks like making the SCSI controller generate
> > interrupts that come mysteriously to the serial handler ?!
>
> cut and paste from the serial console:
> dca0 at dio0 scode 9 ipl H,KW
> uqk[VK(XHdio0 scode 14 ipl 4: 32 bit dma, async, scsi id 7
>
> from dmesg after boot from serial console:
> dca0 at dio0 scode 9 ipl 5: console, no fifo
> oscsi0 at dio0 scode 14 ipl 4: 32 bit dma, async, scsi id 7
ok, I'm assuming that the output corrects itself after the one garbled line?
I'll take a look at the attach logic again. Sigh, serial devices annoy me :-)
Jason R. Thorpe thorpej@nas.nasa.gov
NASA Ames Research Center Home: +1 408 866 1912
NAS: M/S 258-5 Work: +1 650 604 0935
Moffett Field, CA 94035 Pager: +1 650 940 5942