Re: 2.6.15-rc1: IDE: fix potential data corruption with SL82C105 interfaces

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On Mon, May 15, 2006 at 08:05:54PM +0400, Sergei Shtylyov wrote:
> >The caching is one bug, the
> >fact the reset hits both channels is the other I know about.
> 
>    Ah, that register 0x7E reset? Strangely, W83C55[34]F datasheets don't 
>    even mention it. :-/

They don't - it's an undocumented register as far as the data sheets go,
but if you're lucky enough to have the chip errata, you'll be told to
use it explicitly to work around bugs.

-- 
Russell King
 Linux kernel    2.6 ARM Linux   - http://www.arm.linux.org.uk/
 maintainer of:  2.6 Serial core
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