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Re: [Xen-devel] Question about i386 ioremap()

To: xen-devel@xxxxxxxxxxxxxxxxxxx
Subject: Re: [Xen-devel] Question about i386 ioremap()
From: Mark Williamson <mark.williamson@xxxxxxxxxxxx>
Date: Thu, 3 Nov 2005 11:59:25 +0000
Cc: "Puthiyaparambil, Aravindh" <aravindh.puthiyaparambil@xxxxxxxxxx>
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> /**
>  * ioremap     -   map bus memory into CPU space
>  * @offset:    bus address of the memory
>  * @size:      size of the resource to map
>  *
>  * ioremap performs a platform specific sequence of operations to
>  * make bus memory CPU accessible via the readb/readw/readl/writeb/
>  * writew/writel functions and the other mmio helpers. The returned
>  * address is not guaranteed to be usable directly as a virtual
>  * address.
>  */
>
> Is this correct? Isn't this true only in the case of ioremap_nocache()?

Sounds OK to me; what part did you disagree with?

Cheers,
Mark

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