[libvirt-users] Custom bios image for qemu

[Daniel P. Berrange]

On Wed, Jul 29, 2015 at 03:40:23PM +0100, Phil Tooley wrote:
> Hello all,
> 
> So I am trying to get a qemu guest to use a custom patched seabios image
> rather than the default /usr/share/qemu/bios.bin
> 
> I have tried changing the domain config file to include either:
> 
> <os>
>     --SNIP--
>     <loader readonly='yes'
> type='rom'>/home/telemin/qemu/seabios_patched.bin</loader>
> </os>

This one is correct approach - what exactly failed when you tried
this ?

> domain type='kvm' xmlns:qemu='http://libvirt.org/schemas/domain/qemu/1.0'
> --SNIP--
>   <qemu:commandline>
>     <qemu:arg value='-smbios'/>
>     <qemu:arg value='file=/home/telemin/qemu/seabios_patched.bin'/>
>   </qemu:commandline>
> --SNIP--

This is wrong '-smbios' is for setting up guest data tables,
not for providing firmware images.

Regards,
Daniel
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