[SeaBIOS] [Qemu-devel] [RFC] Passing boot order from qemu to seabios

Kevin O'Connor kevin at koconnor.net
Tue Oct 12 01:33:40 CEST 2010

On Mon, Oct 11, 2010 at 02:08:13PM +0200, Gleb Natapov wrote:
> On Mon, Oct 11, 2010 at 01:16:00PM +0200, Bernhard Kohl wrote:
> > I think this also applies to network booting via gPXE. Usually our VMs
> > have 4 NICs, mixed virtio-net and PCI pass-through. 2 of the NICs shall
> > be used for booting, even if there are hard disks or floppy disks
> > connected. This scenario is currently almost impossible to configure.
> > 
> > I already posted a patch 'new parameter boot=on|off for "-net nic" and
> > "-device" NIC devices' which should solve that problem for us. The
> > patch is still under discussion. Of course passing detailed boot device
> > information to SeaBIOS would be the best solution.
> > 
> Yeah, forgot to specify net booting specifically. Do we emulate usb
> storage? If yes it can be bootable too.

USB emultion is supported by qemu, and being able to specify a boot
from USB drive should be supported IMO.


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