Re: [Xen-users] e1000: probe of 0000:00:00.0 failed with error -5

[Mike Wright <xktnniuymlla@xxxxxxxxxxxxxx>]

Thomas Harold wrote:
> I'm having trouble passing 2 ethernet NICs to a DomU.  I'm referencing:
>
> http://wiki.xensource.com/xenwiki/Assign_hardware_to_DomU_with_PCIBack_as_module 
>
> The Dom0 kernel seems to be configured correctly.  The pciback module is 
> compiled as built-in so I'm passing the pciback.hide on the kernel line 
> in grub.conf:
> module /vmlinuz-2.6.16.28-xen0 root=/dev/md1 
> pciback.hide=(01:07.0)(01:07.1)
> Output of dmesg:
>
> Kernel command line: root=/dev/md1 pciback.hide=(01:07.0)(01:07.1)
> ...
> pciback 0000:01:07.0: seizing device
> pciback 0000:01:07.1: seizing device
> ...
>
> So things seem to be working properly in Dom0.
>
> # lspci
> ...
> 01:07.0 Ethernet controller: Intel Corporation 82546GB Gigabit Ethernet 
> Controller (rev 03)
> 01:07.1 Ethernet controller: Intel Corporation 82546GB Gigabit Ethernet 
> Controller (rev 03)
> 01:08.0 Serial controller: 3Com Corp, Modem Division 56K FaxModem Model 
> 5610 (rev 01)
> ...
>
> Then I'm passing these 2 PCI devices (2 ports on an Intel PRO/1000 PCI-X 
> dual-port NIC) to the DomU.  The NIC on the motherboard is connected to 
> the xenbr0 and we're passing that address in as well.
> vif = [ 'bridge=xenbr0' ]
> pci = [ '01:07.0', '01:07.1' ]
>
> Here's output from dmesg in Dom0:
>
> PCI: setting up Xen PCI frontend stub
> xen_mem: Initialising balloon driver.
> SCSI subsystem initialized
> PCI: System does not support PCI
> PCI: System does not support PCI
> IA32 emulation $Id: sys_ia32.c,v 1.32 2002/03/24 13:02:28 ak Exp $
> pcifront pci-0: Installing PCI frontend
> pcifront pci-0: Creating PCI Frontend Bus 0000:00
> ...
> EXT3 FS on sda1, internal journal
> Intel(R) PRO/1000 Network Driver - version 6.3.9-k4
> Copyright (c) 1999-2005 Intel Corporation.
> PCI: Enabling device 0000:00:00.0 (0000 -> 0003)
> e1000: probe of 0000:00:00.0 failed with error -5
> PCI: Enabling device 0000:00:00.1 (0000 -> 0003)
> e1000: probe of 0000:00:00.1 failed with error -5
> kjournald starting.  Commit interval 5 seconds
> EXT3 FS on sda2, internal journal
>
> And output of lspci inside the DomU:
>
> # lspci
> 00:00.0 Ethernet controller: Intel Corporation 82546GB Gigabit Ethernet 
> Controller (rev 03)
> 00:00.1 Ethernet controller: Intel Corporation 82546GB Gigabit Ethernet 
> Controller (rev 03)
> The e1000 driver is loaded as a module in the DomU kernel (using the 
> "e1000" line in modprobe.conf).
Have you tried adding this line do a domU's modprobe.conf?

  "alias eth0 xennet"

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