On Mon, Feb 13, 2012 at 09:55:46AM +0100, Conrad Wood wrote:
> Hello,
>
> I am attempting to test AHCI disks and find that I am unable to boot of
> the disk, even though the disk is seen if I do a network boot.
>
> This works:
>
> -drive
> file=/srv/kvm/debian.raw,if=virtio,cache=writeback,bus=0,index=0,media=disk,format=raw,serial=1,boot=on
>
You shouldn't use boot=on.
> This [1] does not:
>
> -drive file=/srv/kvm/debian.raw,if=none,id=${AHCIID} \
> -device ahci,id=${AHCIID} \
> -device ide-hd,drive=${AHCIID},bus=${AHCIID}.0
>
> The latter gives me : "Boot failed. Could not read the boot disk"
>
> 1. Should it work?
AFAIK yes if you BIOS is up-to-date.
> 2. If so, what am I doing wrong? ;)
>
Try to compile BIOS from git://git.seabios.org/seabios.git
> Any help much appreciated!
>
> Conrad
>
> [1]
> http://wiki.qemu.org/ChangeLog/0.14#IDE_.2F_AHCI
>
>
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> Conrad Wood
> (Deputy CTO, Head of Research & Innovations)
>
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