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    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
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