Subject: Re: Bus-Master DMA missing interrupt?
To: None <bouyer@antioche.lip6.fr>
From: Johan Ihren <johani@pdc.kth.se>
List: current-users
Date: 03/18/1999 16:17:48
>>>>> "Manuel" =3D=3D Manuel Bouyer <bouyer@antioche.lip6.fr> writes:

    Manuel> On Mar 18, Johan Ihren wrote
    >> I upgraded my laptop from a -current dated roughly March 2 to
    >> one dated about March 15 and started seeing this in the logs:

    >> Bus-Master DMA error: missing interrupt, status=3D0x1 [...]

    Manuel> I lowered the timeout from 10s to 1s, but it caused
    Manuel> problems with some power-manageemnt stuffs. I reverted
    Manuel> back to a 10s timeout yesterday.  Could you try a newer
    Manuel> kernel, or alternatively change ATA_DELAY_NORMAL from 1000
    Manuel> to 10000 in sys/dev/ata_wdc.c

I did the latter and everythings seem to work like a charm. Thanks.

Regards,

Johan Ihr=E9n, <johani@pdc.kth.se>                  Center for Parallel Com=
puters
Tel: +46(8)790 6844  Royal Institute of Technology, SE-100 44 Stockholm, Sw=
eden