Re: IDE bug in 2.4.2-ac12?

[Konrad Stopsack <konrad_lkml@gmx.de>]

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Vojtech Pavlik wrote:
> On Thu, Mar 08, 2001 at 10:06:57AM +0100, Konrad Stopsack wrote:
> > Vojtech Pavlik wrote:
> > > On Thu, Mar 08, 2001 at 09:51:43AM +0100, Konrad Stopsack wrote:
> > > 
> > > > > I don't see any other way how the ZIP could have impact on the 
IDE
> 
> > HDD
> > > > > on a different IDE interface.
> > > > The 82c586b can be a chip with locked-together IDE controllers,
> can't
> > > it?
> > > 
> > > What do you mean by 'locked together'?
> > Nasty chips whose two IDE channels aren't really separated. On one IDE 
> > channel you either can use DMA or not. On these chips, switching off 
DMA
> 
> > at the second controller also disables DMA at the first.
> 
> Then this is not the case of the 586b. All four IDE drive transfer
> speeds are programmed separately.
> 
> > > I have two vt82c586b's here and one old vt82c586. All work fine with
> > > different drive combinations, one even has a CD-ROM and a ZIP on the
> > > secondary channel like yours.
> > 
> > Yeah, Ok. My combination SHOULD work without any problems...
> > 
> > What else could I do? Swap CD-ROM and ZIP? Try new 2.4.2-ac14 with
> command 
> > line parameters "ide0=dma ide1=nodma"?
> 
> I don't know. I'm attaching the very latest driver - but I doubt it
> changes anything.

Thank you. I'll try the 2.4.2-ac14 kernel and your driver.

cu Konrad

-- 
Konrad Stopsack - konrad@stopsack.de

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