Re: [Xen-devel] [PATCH] Intel(R) Trusted Execution Technology support

[Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>]

On 29/10/07 17:52, "Keir Fraser" <Keir.Fraser@xxxxxxxxxxxx> wrote:

>> I didn't mark it as UNUSABLE because dom0 doesn't like low memory that
>> it can't probe and I didn't realize that there would be a problem with
>> marking it RESERVED.  However, I can mark it as UNUSABLE and then when I
>> find it, change it to RESERVED.  I'll send a patch for this as well.
> 
> By low memory, do you mean the signature is in the bottom megabyte of memory?
> If that's guaranteed then can we just scan the whole lot 0x00000-0xfffff
> (excluding VGA hole)?

Something like:
 for (p = 0; p < 0xa0000; p += PAGE_SIZE)
    check for sig at <p>;
 for (p = 0xe0000; p < 0x100000; p += PAGE_SIZE)
    check for sig at <p>;

??

 -- Keir



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