In message <[EMAIL PROTECTED]>, Brian Fun
dakowski Feldman wrote:
>Have you either tried disabling DMA on the drive? This is easily achieved
>by the following (whitespace mangled):
>
>--- atapi-all.c 1999/10/10 18:08:38 1.19
>+++ atapi-all.c 1999/10/23 16:51:12
>@@ -135,7 +135,8 @@
> udmamode(atp->atapi_parm),
> atp->atapi_parm->dmaflag);
>- if (!(atp->atapi_parm->drqtype == ATAPI_DRQT_INTR) &&
>+ if (atp->atapi_parm->device_type != ATAPI_TYPE_CDROM &&
>+ !(atp->atapi_parm->drqtype == ATAPI_DRQT_INTR) &&
> !ata_dmainit(atp->controller, atp->unit,
> (apiomode(atp->atapi_parm) < 0) ?
> (atp->atapi_parm->dmaflag ? 4 : 0) :
>
This patch allows me to mount the cdrom... The probes show PIO mode i.s.o. DMA.
So it looks like DMA is broken for this drive..
Paul
--
Paul van der Zwan paulz @ trantor.xs4all.nl
"I think I'll move to theory, everything works in theory..."
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