lkml.org 
[lkml]   [2006]   [May]   [15]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: 2.6.15-rc1: IDE: fix potential data corruption with SL82C105 interfaces
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
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2006-05-15 19:13    [W:0.051 / U:0.124 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site