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[openbeos] Re: HaikIu PXE boot
- From: Marcus Overhagen <marcusoverhagen@xxxxxxxx>
- To: openbeos@xxxxxxxxxxxxx
- Date: Sat, 6 Jan 2007 15:41:51 +0100 (CET)
Axel Dörfler <axeld@xxxxxxxxxxxxxxxx>
> Marcus Overhagen <marcusoverhagen@xxxxxxxx> wrote:
> > I moved the page directory from 0x90000-0x9e000 into 0x100000-0x110000
> I think the problem might be that you moved the page directory beyond
> the 1 MB "barrier".
> I've now moved it below the SMP trampoline code (such that there is
> less space for the boot loader, which currently doesn't need as much
> anyway), and it seems to work fine, at least in Qemu.
> Does that already help?
Yes that helps. It now works as expected. But there is a problem:
In protected mode, there shouldn't be any 1MB barrier. Something in the
kernel's vm_init seems to go wrong when the page directory it at 0x100000.
Thanks,
Marcus
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