Re: Testers for OpenBSD & NetBSD needed
Jacob Meuser <jakemsr@jakemsr.com> wrote:
> > Aug 19 18:34:35 thebetteros /bsd: pciide0:1: bogus intr
> > Aug 19 18:39:45 thebetteros /bsd: cd0(pciide0:1:0): timeout
> > Aug 19 18:39:45 thebetteros /bsd: type: atapi
> > Aug 19 18:39:45 thebetteros /bsd: c_bcount: 1181
> > Aug 19 18:39:45 thebetteros /bsd: c_skip: 0
> > Aug 19 18:39:45 thebetteros /bsd: cd0: transfer error, downgrading to
> > DMA mode 2
> > Aug 19 18:39:45 thebetteros /bsd: cd0(pciide0:1:0): using PIO mode 4,
> > DMA mode 2
> > Aug 19 18:39:46 thebetteros /bsd: pciide0:1: bogus intr
>
> check your cables. out of curiousity, what is your IDE controller?
> downgrading dma modes and bogus interrupts are highly unlikely the
> fault of cdda2wav, and I'm pretty sure this has nothing to do with
> whether it was installed suid or not. this looks like a bad
> interaction with your IDE controller and your DVD burner.
No, it is not caused by cabling but by a defective ATA (DMA) driver
in the kernel. The driver is unable to handle odd transfer counts correctly.
Jörg
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