[Xen-users] VTD not working on Intel DX58SO w/ Xen 4.0.1

[chris <tknchris@xxxxxxxxx>]

Hello,

I'm having problems with VTD on this board. The board/cpu/bios all
support vt-d and I think maybe I'm just missing something?
Any feedback would be much appreciated :)

Output below:

root@vm:~# xm create /etc/xen/vm-nine.cfg
Using config file "/etc/xen/vm-nine.cfg".
Error: Failed to assign device to IOMMU
(0000:05:00.0@100,msitranslate=1,power_mgmt=0)

root@vm:~# lspci -s 05:00
05:00.0 USB Controller: NEC Corporation USB (rev 43)
05:00.1 USB Controller: NEC Corporation USB (rev 43)
05:00.2 USB Controller: NEC Corporation USB 2.0 (rev 04)

root@vm:~# cat /etc/xen/vm-nine.cfg
kernel = '/usr/lib/xen/boot/hvmloader'
builder = 'hvm'
memory = '1024'
device_model='/usr/lib/xen/bin/qemu-dm'
# Disks
disk = [ 'phy:/dev/storage/vm-nine,ioemu:hda,w',
'phy:/dev/sr0,ioemu:hdc:cdrom,r'
]

# Hostname
name = 'vm-nine'

# Networking
vif = ['type=ioemu, bridge=eth0, mac=00:16:3D:37:A2:38']

# Behaviour
boot='dc'
vcpus=1
acpi=1
ahci=1
vnc=1
vncviewer=1
sdl=0
timer_mode=1
usb=1
usbdevice='tablet'
localtime=1
viridian=1
pci=['05:00.0','05:00.1','05:00.2']

root@vm:~# dmesg | grep seiz
[    1.880424] pciback 0000:05:00.0: seizing device
[    1.880482] pciback 0000:05:00.1: seizing device
[    1.880539] pciback 0000:05:00.2: seizing device

root@vm:~# cat /boot/grub/grub.cfg  | grep pciback
        module  /boot/vmlinuz-2.6.32-5-xen-amd64 placeholder
root=UUID=aebc8747-abb3-413a-b808-b345a9a19111 ro
pci=resource_alignment=05:00.0 xen-pciback.permissive
xen-pciback.hide=(05:00.0)(05:00.1)(05:00.2)

root@vm:~# xm info
host                   : vm
release                : 2.6.32-5-xen-amd64
version                : #1 SMP Sat Oct 30 17:04:10 UTC 2010
machine                : x86_64
nr_cpus                : 8
nr_nodes               : 1
cores_per_socket       : 4
threads_per_core       : 2
cpu_mhz                : 3066
hw_caps                :
bfebfbff:28100800:00000000:00001b40:0098e3bd:00000000:00000001:00000000
virt_caps              : hvm hvm_directio
total_memory           : 8180
free_memory            : 1493
node_to_cpu            : node0:0-7
node_to_memory         : node0:1493
node_to_dma32_mem      : node0:743
max_node_id            : 0
xen_major              : 4
xen_minor              : 0
xen_extra              : .1
xen_caps               : xen-3.0-x86_64 xen-3.0-x86_32p hvm-3.0-x86_32
hvm-3.0-x86_32p hvm-3.0-x86_64
xen_scheduler          : credit
xen_pagesize           : 4096
platform_params        : virt_start=0xffff800000000000
xen_changeset          : unavailable
xen_commandline        : placeholder
cc_compiler            : gcc version 4.4.5 20100824 (prerelease)
(Debian 4.4.4-11)
cc_compile_by          : waldi
cc_compile_domain      : debian.org
cc_compile_date        : Fri Sep  3 15:38:12 UTC 2010
xend_config_format     : 4

- chris

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