Re: [PATCH] x86: Construct 32 bit boot time page tables in native format.

H. Peter Anvin
2008-01-22T21:01:51Z

Ian Campbell wrote:
> On Tue, 2008-01-22 at 21:36 +0100, Ingo Molnar wrote:
>> * H. Peter Anvin <hpa@zytor.com> wrote:
>>
>>>> Seems reasonable to me. I'll integrate your asm diff with the other
>>>> changes and give it a whirl.
>>> This version boots into userspace on both PAE and !PAE. You want to
>>> take it from here?
>> ok, i'll wait for Ian to submit the final (tested) version then. A few
>> possible complications are: PSE-less boxes, 32-bit PAGEALLOC bootups
>> with tons of RAM, NX-less boxes and NX-able boxes :)
>
> I'm not sure I can promise that sort of coverage ;-) Will test on what
> hardware I've got available...
>

I tend to use simulators (e.g. Qemu) quite a bit. They let you tune
this kind of stuff.

-hpa