Re: [PATCH] Interleave order while probing

Scott Wood
2004-10-21T16:04:54Z

On Wed, Oct 20, 2004 at 08:11:37PM -0400, Nicolas Pitre wrote:
> On Wed, 20 Oct 2004, Christopher Hoover wrote:
>
> > > I don't think there are any situations
> > > where that would produce a false positive (short of having QRY as the
> > > actual flash data at the relevant addresses).
> >
> > That would be a problem. It's a block device: you can store whatever you
> > want, wherever you want.

Yes, but that's always been a problem. Perhaps the device could be
asked to produce a status word as an additional check?

In any case, a prohibition on having zeroes there is worse than a
prohibition on having "QRY".

> Not in query mode though.

But if you've guessed the wrong interleave, you could be seeing some
non-query-mode data for the chips that didn't get the query command.

-Scott