Re: [Xen-devel] Xen & Transmeta (from xen-users)

[Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>]

On 1 Jun 2005, at 18:50, Carl Holtje ;021;vcsg6; wrote:

> Ok.. so this may be a horribly basic question, but what does 'working
> properly' look like -- I mean, how do I know if what I have is right or
> wrong?
Try calling show_page_walk(header), where header is the virtual address 
returned by set_fixmap. You should see valid non-zero entries at both 
levels of the pagetable.
> How do I go about verifying the functionality of set_fixmap and the
> subsequent set_pte_phys calls?
>
> It would appear that it locates the header high in the memory space 
> (as it
> should according to fixmap.h documentation), but there's nothing there 
> for
> the subsequent call where it tries to map the table (at least this is 
> how
> I understand it -- am I close?)
Yes, that's the problem. The mapping hasn't happened, or has happened 
at the wrong place in the pagetables, or something like that.
 -- Keir


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