[Top][All Lists]
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
[Qemu-devel] Re: usermode emulation for ppc host
From: |
Antonio Vargas |
Subject: |
[Qemu-devel] Re: usermode emulation for ppc host |
Date: |
Wed, 31 Aug 2005 17:40:51 +0200 |
On 8/30/05, Antonio Vargas <address@hidden> wrote:
> Having a look at the sources, I've noticed that extra ppc registers
> are only used when doing usermode-inly emulation and not when doing
> fullsystem-mode. Can anyone tell me where should I look for problems
> when disabling that restriction? I've already tried to enable the use
> of these registers but of course it's there for some reason as it
> doesn't boot anything when I enable them.
OK.. more inspection has revealed ppc/op_helper.c which states:
"XXX: fix it to restore all registers"
looks like registers could be smashed when entering it and not being
saved/restored by gcc??? will have to find out more...
--
Greetz, Antonio Vargas aka winden of network
http://wind.codepixel.com/
Las cosas no son lo que parecen, excepto cuando parecen lo que si son.