[libvirt] [PATCH] Add AHCI support to qemu driver

[Adam Litke]

On Mon, Oct 03, 2011 at 10:46:18PM -0600, Jim Fehlig wrote:
> Adam Litke wrote:
> > Hi Jim.  I was testing this and found that I could not boot from the sata disks
> > I defined.  When I switch them back to ide, they can be booted just fine.
> > Perhaps something is missing from the boot order logic?
> >   
> 
> Hmm, I didn't notice this in my testing.  sda in the below config
> contained /boot.  Can you provide the domain config?

With the following config, I end up booting from the cdrom.  If I take away the
cdrom definition completely, I am unable to boot at all.

<domain type='kvm'>
  <name>blockPull-test</name>
  <memory>262144</memory>
  <currentMemory>262144</currentMemory>
  <vcpu>1</vcpu>
  <os>
    <type arch='x86_64' machine='pc-0.13'>hvm</type>
    <boot dev='hd'/>
  </os>
  <features>
    <acpi/>
    <apic/>
    <pae/>
  </features>
  <clock offset='utc'/>
  <on_poweroff>destroy</on_poweroff>
  <on_reboot>restart</on_reboot>
  <on_crash>restart</on_crash>
  <devices>
    <emulator>/home/aglitke/src/qemu/x86_64-softmmu/qemu-system-x86_64</emulator>
    <disk type='file' device='disk'>
      <driver name='qemu' type='qed'/>
      <source file='/home/aglitke/vm/sata-test/disk1.qed' />
      <target dev='sda' bus='sata'/>
    </disk>
    <disk type='file' device='disk'>
      <driver name='qemu' type='qed'/>
      <source file='/home/aglitke/vm/sata-test/disk2.qed' />
      <target dev='sdb' bus='sata'/>
    </disk>
    <disk type='file' device='cdrom'>
      <driver name='qemu' type='raw'/>
      <source file='/home/aglitke/vm/images/natty-alternate-amd64.iso' />
      <target dev='hda' bus='ide'/>
    </disk>
    <interface type="network">
      <source network="default" />
    </interface>
    <graphics type='vnc' port='-1' autoport='yes'/>
  </devices>
</domain>

-- 
Adam Litke <agl at us.ibm.com>
IBM Linux Technology Center