Subject: Re: panic: isa_dmamap_create on new installation
To: Steven Grunza <steveng@formail.formation.com>
From: Jason Thorpe <thorpej@nas.nasa.gov>
List: port-i386
Date: 06/25/1998 12:13:00
On Thu, 25 Jun 1998 00:55:45 -0400
Steven Grunza <steveng@formail.formation.com> wrote:
> sb0 at isa0 port 0x220-0x22f irq 7 drq 1: dsp v2.01
> audio0 at sb0
> wss0 at isa port 0x530-0x537 irq 10 drq 0 drq 2 1isa0: drq 1 is not free
> panic: isa_dmamap_create
> Stopped at _Debugger +0x4: leave
FWIW, aside from the fact that -current's sb/wss drivers deal with this
better, I just changed the ISA DMA code to return an error when this happens,
rather than just panic. Chris Demetriou actually suggested this a couple
of weeks ago, but I hadn't had time to implement it yet.
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: +1 650 428 6939