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[Xen-devel] Re: GDB and exec mode on xen

To: "Tan, Nicholas" <Nicholas.Tan@xxxxxxxxxx>
Subject: [Xen-devel] Re: GDB and exec mode on xen
From: Horms <horms@xxxxxxxxxxxx>
Date: Tue, 11 Jul 2006 21:30:17 +0900 (JST)
Cc: xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxx>
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On Wed, 5 Jul 2006 13:46:06 -0700, Tan, Nicholas wrote:
> [-- multipart/alternative, encoding 7bit, 2 lines --]
>    [-- text/plain, encoding quoted-printable, charset: us-ascii, 97 lines --]
> Clarification:
> I'm currently running a 64-bit linux kernel and am trying to connect to
> a 32-bit guest domain through xen, but I keep getting an issue where
> gdbserver seems to be sign extending a 32bit address into a 64bit one.

I'd be pretty interested to hear how this can be resolved too,
though I suspect that this kind of 32/64bit interface issue
is spectacularly painful.

For referenece, does debuging 64bit from 64bit work for you?
I've tested the 32bit from 32bit case myself and that seems ok.

  H: http://www.vergenet.net/~horms/
  W: http://www.valinux.co.jp/en/

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