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Re: [Qemu-devel] can't bot from scsi http cdrom
From: |
Paolo Bonzini |
Subject: |
Re: [Qemu-devel] can't bot from scsi http cdrom |
Date: |
Fri, 10 Apr 2015 12:53:23 +0200 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.5.0 |
On 06/04/2015 12:15, 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>
Try using target='1' unit='0'. SeaBIOS only boots from LUN0.
Paolo
> 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
>