Re: [Qemu-devel] DMA in Windows 2000/XP/2003

[Christian MICHON <christian.michon@gmail.com>]

I think you need to sysprep or you'll get a 7b error.
After all, enabling this dma patch is equivalent to change
your hdd controller, somehow, and it's vital hw to xp/2k.

-- 
Christian


On 8/29/05, Brad Campbell <brad@wasp.net.au> wrote:
> Kazu wrote:
> >
> > This patch might help..
> >
> > http://ebisa.hp.infoseek.co.jp/qemu/arcs/qemu-piix4-udma-20050514.zip
> 
> Interesting.. after applying that patch both my win2k and winxp installs refused to boot.
> Winxp gets as far as the safe mode selection screen, select safe mode and it goes straight back to
> the selection screen. Win2k just bluescreens during the boot process mumbling something about being
> unable to access the boot disk.
> 
> However, a fresh clean winxp install appears to be working and is reporting DMA enabled.
> (Also appears to be a little lighter on the host cpu, but have not really got any way of benchmarking).
> 
> Go figure ?!?
> 
> I'm wondering if this patch is ever likely to make it into mainline?
> 
> Brad
> --
> "Human beings, who are almost unique in having the ability
> to learn from the experience of others, are also remarkable
> for their apparent disinclination to do so." -- Douglas Adams
> 
> 
> _______________________________________________
> Qemu-devel mailing list
> Qemu-devel@nongnu.org
> http://lists.nongnu.org/mailman/listinfo/qemu-devel
>