On Tue, Dec 30, 2008 at 11:13:16AM +0100, Erik Schanze wrote:
> severity 314707 wishlist
> thanks
>
> Hi Moritz,
>
> Moritz Muehlenhoff <j...@inutil.org>:
> > On Fri, Jun 17, 2005 at 11:45:04PM +0200, Erik Schanze wrote:
> > > Package: kernel-source-2.6.11
> > > Severity: minor
> > >
> > > Hi!
> > >
> > > I used boot option "ide0=ata66" to set my laptop harddisk to
> > > UDMA100. Without this option it runs only on UDMA33, because I need
> > > to force UDMA100 on this chipset.
> > >
> > > Now I see the warning during boot:
> > > "ide_setup: ide0=ata66 -- OBSOLETE OPTION, WILL BE REMOVED SOON!"
> > > so I wonder which option will replace the obsolete one?
> > >
> > > idebus=66 didn't help.
> > >
> > > It is not a real bug for now, but will cause problems in future, so
> > > please look for a prevention, please.
> >
> > Does this error still occur with more recent kernel versions?
> >
> This option was removed from kernel in 2.6.12, but there is a new possibility
> for computers with short 40 wire
> IDE cables to have UDMA100.
>
> One could add it to the array of such devices. Here is the patch I use for
> 2.6.26:
>
> --- linux-source-2.6.26/drivers/ide/pci/piix.c.orig 2008-11-13
> 21:58:54.000000000 +0100
> +++ linux-source-2.6.26/drivers/ide/pci/piix.c 2008-11-13 22:00:51.000000000
> +0100
> @@ -250,6 +250,7 @@
> { 0x27DF, 0x1043, 0x1267 }, /* ICH7 on Asus W5F */
> { 0x27DF, 0x103C, 0x30A1 }, /* ICH7 on HP Compaq nc2400 */
> { 0x24CA, 0x1025, 0x0061 }, /* ICH4 on Acer Aspire 2023WLMi */
> + { 0x24CA, 0x1025, 0x003d }, /* ICH4 on Acer Travelmate 291 */
> { 0x2653, 0x1043, 0x82D8 }, /* ICH6M on Asus Eee 701 */
> /* end marker */
> { 0, }
>
> AFAIK it will be included in next kernel version (2.6.28 ?).
Your patch hasn't been merged in the kernel as of 2.6.31-rc4. Since the
IDE maintainer hass recently changed, it might've fallen through the cracks.
Please send your patch to linux-...@vger.kernel.org for review/merge.
Cheers,
Moritz
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