Re: [Xen-users] Problems exporting a PCI device to a domU...

[Patrick Gaubatz <patrick@xxxxxxxxxx>]

Hi!

xenmeister:~# ls /sys/bus/pci/drivers/pciback/ | grep 00:06.0
0000:00:06.0

So I think everything is okay...

Sincerely,
Gaubatz Patrick


Am 04.11.2007 um 17:24 schrieb [STD]Ein:

> First make sure that the device is shown as claimed by pciback on  
> dom0.
> ls /sys/bus/pci/drivers/pciback/ | grep 00:06.0
>
> If it isn't, then ensure that your dom0 kernel has pciback compiled  
> in (not
> as a module).  If it's a module, then you must perform late binding,  
> or
> change kernels.  The Etch supplied 2.6.18-5-xen kernels have this  
> compiled
> in for example.
>
> Also, I'm assuming your system has one pci bus and all devices start  
> at
> 0000: but it couldn't hurt to write everything in long form.
>
> -----Original Message-----
> From: xen-users-bounces@xxxxxxxxxxxxxxxxxxx
> [mailto:xen-users-bounces@xxxxxxxxxxxxxxxxxxx] On Behalf Of Gaubatz  
> Patrick
> Sent: November 4, 2007 5:24 AM
> To: xen-users@xxxxxxxxxxxxxxxxxxx
> Subject: [Xen-users] Problems exporting a PCI device to a domU...
>
> Hi!
>
> I am trying to export a PCI device (an AVM Fritzcard PCI ISDN card...)
> to a domU but when
> starting my domU I am getting this error:
> "pciback pci-4-0: 22 Couldn't locate PCI device (0000:00:06.0)!
> perhaps already in-use?"
> My system is running both debian etch in dom0 and domU...
> Below you can find (hopefully) all important  information...
>
> Sincerely,
> Gaubatz Patrick
>
> ####################################
>
>
> xenmeister:~# uname -a
> Linux xenmeister 2.6.18-5-xen-vserver-686 #1 SMP Wed Oct 3 04:36:02
> UTC 2007 i686
> GNU/Linux
>
>
> xenmeister:~# lspci | grep AVM
> 00:06.0 Network controller: AVM Audiovisuelles MKTG & Computer System
> GmbH A1 ISDN
> [Fritz] (rev 02)
>
>
> xenmeister:~# cat /boot/grub/menu.lst | grep 00:06.0
> # xenkopt=console=tty0 pciback.hide=(00:06.0)
> module                /boot/vmlinuz-2.6.18-5-xen-vserver-686
> root=/dev/md0 ro console=tty0
> pciback.hide=(00:06.0)
>
>
> xenmeister:~# lsmod
> Module                  Size  Used by
> xt_tcpudp               3904  4
> xt_physdev              3792  8
> iptable_filter          3872  1
> ip_tables              13892  1 iptable_filter
> x_tables               14084  3 xt_tcpudp,xt_physdev,ip_tables
> bridge                 50300  1 xt_physdev
> netloop                 7360  0
> raid456               116496  1
> xor                    15144  1 raid456
> loop                   15944  0
> ide_cd                 36832  0
> cdrom                  33344  1 ide_cd
> ide_disk               15712  6
> generic                 5636  0 [permanent]
> floppy                 51716  0
> serverworks             9096  0 [permanent]
> rtc                    13332  0
> serial_core            20288  0
> i2c_piix4               8908  0
> i2c_core               20448  1 i2c_piix4
> ide_core              112392  4 ide_cd,ide_disk,generic,serverworks
> ehci_hcd               29288  0
> uhci_hcd               22188  0
> usbcore               114372  3 ehci_hcd,uhci_hcd
> thermal                14376  0
> processor              29608  1 thermal
> fan                     5572  0
> e1000                 110432  0
> ext3                  123336  1
> jbd                    53224  1 ext3
> mbcache                 9124  1 ext3
> sd_mod                 19808  8
> dm_snapshot            16320  0
> dm_mirror              20048  0
> dm_mod                 50968  27 dm_snapshot,dm_mirror
> raid1                  21984  3
> md_mod                 71348  6 raid456,raid1
> mptspi                 16936  6
> scsi_transport_spi     23104  1 mptspi
> mptscsih               22848  1 mptspi
> scsi_mod              125160  4  
> sd_mod,mptspi,scsi_transport_spi,mptscsih
> mptbase                47264  2 mptspi,mptscsih
>
>
> xenmeister:~# cat /etc/xen/test.cfg
> kernel  = '/boot/vmlinuz-2.6.18-5-xen-vserver-686'
> ramdisk = '/boot/initrd.img-2.6.18-5-xen-vserver-686-domU'
> memory  = '100'
> root    = '/dev/sda1 ro'
> disk    = [ 'phy:data/test-disk,sda1,w', 'phy:data/test-swap,sda2,w' ]
> name    = 'test'
> vif  = [ 'ip=10.0.0.19, mac=00:16:3E:00:00:04, vifname=eth4' ]
> pci = [ '00:06.0' ]
> on_poweroff = 'destroy'
> on_reboot   = 'restart'
> on_crash    = 'restart'
>
>
>
> xenmeister:~# dmesg | grep pciback
> Kernel command line: root=/dev/md0 ro console=tty0  
> pciback.hide=(00:06.0)
> pciback 0000:00:06.0: seizing device
> pciback: vpci: 0000:00:06.0: assign to virtual slot 0
> pciback pci-4-0: 22 Couldn't locate PCI device (0000:00:06.0)! perhaps
> already in-use?
>
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