[libvirt] [Qemu-devel] can't bot from scsi http cdrom

[Stefan Hajnoczi]

On Mon, Apr 06, 2015 at 01:15:24PM +0300, Vasiliy Tolstov wrote:
> Hi. I'm try to boot from http cdrom and can't do that in case of scsi:
>     <disk type='network' device='cdrom'>
>       <driver name='qemu' type='raw' cache='unsafe'/>
>       <source protocol='http' name='/vps/rescue-4.5.2'>
>         <host name='xx.xx' port='80'/>
>       </source>
>       <backingStore/>
>       <target dev='sdb' bus='scsi'/>
>       <readonly/>
>       <alias name='scsi0-0-0-1'/>
>       <address type='drive' controller='0' bus='0' target='0' unit='1'/>
>     </disk>
> 
> but in case of ide:
>     <disk type='network' device='cdrom'>
>       <driver name='qemu' type='raw' cache='unsafe'/>
>       <source protocol='http' name='/vps/rescue-4.5.2'>
>         <host name='xx.xx' port='80'/>
>       </source>
>       <backingStore/>
>       <target dev='hda' bus='ide'/>
>       <readonly/>
>       <alias name='ide0-0-0'/>
>       <address type='drive' controller='0' bus='0' target='0' unit='0'/>
>     </disk>
> 
> all works fine.
> 
> libvirt - 1.2.10
> qemu - 2.0.0
> seabios - 1.7.5

This is a libvirt question.  I have CCed the libvirt mailing list.

Stefan
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