Re: Kernel Problem: cs5530_set_xfer_mode(UDMA2)

[Kevin Boergens <kevin@boergens.de>]

Russell Shaw schrieb:
> Kevin Boergens wrote:
>
> > Hi!
> >
> > I've got a nasty problem with my kernel (2.4.18-bf2.4) on Woody
> > I discussed a long time about it in de.comp.os.unix.linux.hardware, 
> > but no solution was found, maybe someone over here can help, it looks 
> > like a Debian problem:
> >
> > My southbridge is a National Semiconductor CS5530
> > http://www.national.com/pf/CS/CS5530.html
> >
> > And the IDE-Controller doesn't change to UDMA2.
> >
> > I bootet with a S.u.S.E. 7.3 with Kernel 2.4.10-4GB
> > and there I read the following message in the kernel log:
> >
> > hda: cs5530_set_xfer_mode(UDMA2)
> >
> > And with S.u.S.E everything works fine.
> >
> > How do I get my Debian kernel (I just apt-getted the image) to do it 
> > alike?
>
>
> A guess: man hdparm, search for udma2.

I worked a lot with hdparm, but it wasn't able to activate UDMA2 (Only 
nasty messages in syslog).
The option -X is very dangerous, and seldom to be used, if everything 
worked fine within the kernel, than it is not needed. It switches 
automatically to the best mode available.

Bye,
	Kevin