Re: [PATCH] ide_cs: Make ide_cs work with the memory space ofCF-Cards if IO space is not available

[Alan Cox]

On Iau, 2006-05-11 at 04:10 +0200, Thomas Kleffel (maintech GmbH) wrote:
> From: Thomas Kleffel <tk@xxxxxxxxxxx>
> 
> this patch enables ide_cs to access CF-cards via their common memory
> rather than via their IO space.

One obvious problem. Your patch simply sets io_base to an ioremap value.
The ide_cs code assumes port accesses (eg it does outb() on base + 2).
While outb() may happen to work on ARM on ioremap returns it doesn't on
most platforms.

Alan

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