Hi, Looks like default config disables PCI passthrough, you can turn it on manually. see http://article.gmane.org/gmane.comp.emulators.xen.user/16007 Thanks, Yoshi -- "Pascal Parrot" <pascal_parrot@xxxxxxxxxxx> wrotec： > Hi, > I am (re)posting this here as I haven't had much luck on the xen user > mailing list. > I am using FC5 and xen 3.0.2 (what comes with yum). > > I am trying to assign a pci or usb port to a domU. I get to the point where > pciback seizes the devices (5 usb and 2 pci) by modifying the > /etc/modprobe.conf configuration as explained in > http://wiki.xensourccom/xenwiki/Assign_hardware_to_DomU_with_PCIBack_as_module. > > I then modified the configuration of the domU with pci = [ '00:1d.0' , > '00:1d.1' , '00:1d.2' , '00:1d.3' , '00:1d.7', '02:01.0' , '02:02.0' ] but > nothing shows up in the domU. I also tried adding the parameter in the > command line (xm create domu pci=...). > > [root@web ~]# lsusb > [root@web ~]# lspci > pcilib: Cannot open /proc/bus/pci > lspci: Cannot find any working access method. > [root@web ~]# > > How can I make the domU recognize the two LAN interfaces and 2 usb devices > (usb drive and ethernet interface) plugged in? Could it be that these > devices do not have drivers? How can I check/fix that? > > Here is part of the dmesg > pciback 0000:00:1d.0: seizing device > pciback 0000:00:1d.1: seizing device > pciback 0000:00:1d.2: seizing device > pciback 0000:00:1d.3: seizing device > pciback 0000:00:1d.7: seizing device > pciback 0000:02:01.0: seizing device > pciback 0000:02:02.0: seizing device > ACPI: PCI Interrupt 0000:02:02.0[A] -> GSI 17 (level, low) -> IRQ 17 > ACPI: PCI Interrupt 0000:02:01.0[A] -> GSI 22 (level, low) -> IRQ 18 > ACPI: PCI Interrupt 0000:00:1d.7[D] -> GSI 23 (level, low) -> IRQ 19 > ACPI: PCI Interrupt 0000:00:1d.3[A] -> GSI 16 (level, low) -> IRQ 20 > ACPI: PCI Interrupt 0000:00:1d.2[C] -> GSI 18 (level, low) -> IRQ 16 > ACPI: PCI Interrupt 0000:00:1d.1[B] -> GSI 19 (level, low) -> IRQ 21 > ACPI: PCI Interrupt 0000:00:1d.0[A] -> GSI 16 (level, low) -> IRQ 20 > > After I start the domU > pciback: vpci: 0000:00:1d.0: assign to virtual slot 0 > pciback: vpci: 0000:00:1d.1: assign to virtual slot 0 func 1 > pciback: vpci: 0000:00:1d.2: assign to virtual slot 0 func 2 > pciback: vpci: 0000:00:1d.3: assign to virtual slot 0 func 3 > pciback: vpci: 0000:00:1d.7: assign to virtual slot 0 func 7 > pciback: vpci: 0000:02:01.0: assign to virtual slot 1 > pciback: vpci: 0000:02:02.0: assign to virtual slot 2 > > There is an eror message in xm dmesg but, from what I read, it does not seem > to be a problem. (XEN) DOM4: (file=mm.c, line=578) Non-privileged attempt to > map I/O space 00000000 (XEN) DOM4: (file=mm.c, line=578) Non- privileged > attempt to map I/O space 00000000 > > This is what I get from lsusb when I do not assign it to a domU > lsusb > Bus 005 Device 001: ID 0000:0000 > Bus 001 Device 001: ID 0000:0000 > Bus 004 Device 002: ID 05dc:0080 Lexar Media, Inc. Jumpdrive Secure 64MB > Bus 004 Device 001: ID 0000:0000 > Bus 003 Device 002: ID 0bda:8150 Realtek Semiconductor Corp. RTL8150 Fast > Ethernet Adapter > Bus 003 Device 001: ID 0000:0000 > Bus 002 Device 001: ID 0000:0000 > > Thanks, > Pascal > > > -- > Fedora-xen mailing list > Fedora-xen@xxxxxxxxxx > https://www.redhat.com/mailman/listinfo/fedora-xen -- Fedora-xen mailing list Fedora-xen@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/fedora-xen
