Re: [Qemu-devel] proposal : use gpxe roms in upstream qemu

[Anthony Liguori]

Glauber Costa wrote:
> Hi people,
>
> For a while now, we are using gpxe instead of etherboot in fedora's qemu, with 
> strong success.
> etherboot is currently deprecated, and gpxe offers a lot of interesting 
> features, like iscsi
> initiator support, besides being actively maintained. I even think with some 
> effort we may be
> able to get rid of extboot by using gpxe infrastructure to initiate virtio 
> disks.
>
> I propose we do the same in upstream qemu. To properly use it, there are a 
> number of qemu, bochs bios
> and kernel (in kvm case) fixes needed. But they are fairly old at this point in 
> time, and had more than
> enough time to spread around.
>
> I've put the roms we are using in http://glommer.net/gpxe if people want to 
> test it. They are built
> from gpxe 0.9.7 without any patches, so it should be very very straightforward 
> to reproduce. One can
> also grab .rom files from rom-o-matic.net
>   

One problem with this is that gpxe does not work with the builtin tftp 
server.  If I do:

x86_64-softmmu/qemu-system-x86_64 -hda ~/imag/linux.img -snapshot -L 
~/git/qemu/pc-bios -boot n -bootp /pxelinux.0 -tftp /tftpboot

I get a tftp server does not support tsize option.


Regards,

Anthony Liguori