[lkml]   [2007]   [Sep]   [17]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: ata_piix, laptop cdrom, ICH7: EH, limiting speed to PIO
On 9/17/07, Tejun Heo <> wrote:

> >>>> BTW, this only happens when using libata of course. The
> >>>> old CONFIG_IDE stuff works fine every time.
> >>> This maybe one of libata weirdness (I really don't get it why some hardware
> >>> works perfectly fine with an old IDE and don't work well with libata).
> >> Hmmm... Is MWDMA2 mode used with ide driver too?
> >>
> >
> > What's the best way to tell whether it does or not? (the log says
> > "selected mode 0x22", see below)
> Yes, that's MWDMA2. Hmm... We're seeing many cases where MWDMA doesn't
> work with libata while it works fine with IDE but have no idea what's
> going on yet. :-(

Okay, thanks. Please feel free to contact me if you need any more testing done.

To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
More majordomo info at
Please read the FAQ at

 \ /
  Last update: 2007-09-17 14:07    [W:0.062 / U:2.040 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site