Re: [Xen-devel] ioremap failing in linux guest

[Anish Bhatt <anish@xxxxxxxxxxxxx>]

Is there an API for converting pseudophysical addresses to machine 
addresses or possibly sample code somewhere ?
-Anish

Keir Fraser wrote:
> On 8/10/08 00:23, "Anish Bhatt" <anish@xxxxxxxxxxxxx> wrote:
>
>   
> > I'm trying to map some memory reserved with the mem= & memap =
> > parameters (in guest) in a module in the guest. ioremap keeps failing
> > with xend dmesg displaying this error :
> > / mm.c:710:d2 Error getting mfn 20000 (pfn 2584e) from L1 entry
> > 0000000020000263 for dom3275/
> >
> > Anyone know why this is happening, or what I'm doing wrong ?
> > -Anish
> >     
> ioremap() takes machine addresses when running on Xen; not pseudophysical
> addresses.
>
>  -- Keir
>
>
>
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--
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