Re: [Xen-devel] trampoline code in hvmloader

To:	Jun Koi <junkoi2004@xxxxxxxxx>, "List: Xen Developers" <xen-devel@xxxxxxxxxxxxxxxxxxx>
Subject:	Re: [Xen-devel] trampoline code in hvmloader
From:	Keir Fraser <keir.fraser@xxxxxxxxxxxxx>
Date:	Fri, 07 Mar 2008 13:20:32 +0000
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On 7/3/08 09:11, "Jun Koi" <junkoi2004@xxxxxxxxx> wrote:

> I have a questions about the asm code at the top of hvmloader.c: This
> code overwrite the lower part of memory with the trampoline code.
> Doing that, it overwrites some interrupt vectors there. Why we dont
> care about that?

There are no interrupt vectors there at that time. The rombios initialises
the IDT and enables interrupt delivery.

 -- Keir

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Re: [Xen-devel] trampoline code in hvmloader