<html><body><div style="font-family: Andale Mono; font-size: 12pt; color: #666666"><div>Here is my post issued again from the beginning in some sort of logical order I hope, with additional information as suggested by George Dunlap.<br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div><div>I am having trouble getting PCI Passthrough to work from Dom0 to DomU<br data-mce-bogus="1"></div><div>I am using Xen 4.6 with CentOS kernel 3.18.34-20.el7.x86_64 on a Dell Poweredge T430.</div><div>When I plug in a device to the USB port, nothing happens. I am Watching /var/log/messages in the DomU. Nothing<br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div><div>Here is my lspci on the Dom0 filtered to show USB and PCI devices<br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div><div>00:1a.0 USB controller: Intel Corporation C610/X99 series chipset USB Enhanced Host Controller #2 (rev 05)<br>00:1d.0 USB controller: Intel Corporation C610/X99 series chipset USB Enhanced Host Controller #1 (rev 05)<br><br>00:02.0 PCI bridge: Intel Corporation Xeon E7 v3/Xeon E5 v3/Core i7 PCI Express Root Port 2 (rev 02)<br>00:03.0 PCI bridge: Intel Corporation Xeon E7 v3/Xeon E5 v3/Core i7 PCI Express Root Port 3 (rev 02)<br>00:1c.0 PCI bridge: Intel Corporation C610/X99 series chipset PCI Express Root Port #1 (rev d5)<br>00:1c.1 PCI bridge: Intel Corporation C610/X99 series chipset PCI Express Root Port #2 (rev d5)<br>00:1c.2 PCI bridge: Intel Corporation C610/X99 series chipset PCI Express Root Port #3 (rev d5)<br>00:1c.4 PCI bridge: Intel Corporation C610/X99 series chipset PCI Express Root Port #5 (rev d5)<br>01:00.0 Ethernet controller: Broadcom Corporation NetXtreme BCM5720 Gigabit Ethernet PCIe<br>01:00.1 Ethernet controller: Broadcom Corporation NetXtreme BCM5720 Gigabit Ethernet PCIe<br>04:00.0 Ethernet controller: Broadcom Corporation NetXtreme BCM5720 Gigabit Ethernet PCIe<br>04:00.1 Ethernet controller: Broadcom Corporation NetXtreme BCM5720 Gigabit Ethernet PCIe<br>05:00.0 PCI bridge: Renesas Technology Corp. Device 001d<br>06:00.0 PCI bridge: Renesas Technology Corp. Device 001d<br>07:00.0 PCI bridge: Renesas Technology Corp. Device 001a<br>0a:00.0 Ethernet controller: Broadcom Corporation NetXtreme BCM5719 Gigabit Ethernet PCIe (rev 01)<br>0a:00.1 Ethernet controller: Broadcom Corporation NetXtreme BCM5719 Gigabit Ethernet PCIe (rev 01)<br>0a:00.2 Ethernet controller: Broadcom Corporation NetXtreme BCM5719 Gigabit Ethernet PCIe (rev 01)<br>0a:00.3 Ethernet controller: Broadcom Corporation NetXtreme BCM5719 Gigabit Ethernet PCIe (rev 01)<br>7f:10.0 System peripheral: Intel Corporation Xeon E7 v3/Xeon E5 v3/Core i7 PCIe Ring Interface (rev 02)<br>7f:10.1 Performance counters: Intel Corporation Xeon E7 v3/Xeon E5 v3/Core i7 PCIe Ring Interface (rev 02)<br>80:02.0 PCI bridge: Intel Corporation Xeon E7 v3/Xeon E5 v3/Core i7 PCI Express Root Port 2 (rev 02)<br>80:02.2 PCI bridge: Intel Corporation Xeon E7 v3/Xeon E5 v3/Core i7 PCI Express Root Port 2 (rev 02)<br>ff:10.0 System peripheral: Intel Corporation Xeon E7 v3/Xeon E5 v3/Core i7 PCIe Ring Interface (rev 02)<br>ff:10.1 Performance counters: Intel Corporation Xeon E7 v3/Xeon E5 v3/Core i7 PCIe Ring Interface (rev 02)<br></div><div><br data-mce-bogus="1"></div><div>Here is my lspci on the DomU<br></div><div><br data-mce-bogus="1"></div><div>00:00.0 USB controller: Intel Corporation Wellsburg USB Enhanced Host Controller #2 (rev 05)</div><div><br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div><div>Prior to starting the DomU I issue command:<br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div><div>xl pci-assignable-add 00:1a.0</div><div>xl pci-assignable-list<br>0000:00:1a.0<br></div><div><br data-mce-bogus="1"></div><div>So this is OK<br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div><div>Now for the config file for the DomU<br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div><div># Guest name ==============================================================<br>name = "metsat.fsoft.nnet"<br><br># Kernel command line options<br>extra = "root=/dev/xvda1 swiotlb=force"<br><br># Initial memory allocation (MB)<br>memory = 2048 <br><br># Number of VCPUS<br>vcpus = 2<br><br># two ethernet devices, one for the network, one for the Eumetcast receiver<br>vif = ['mac=00:16:3E:00:00:35, bridge=xenbr5', 'mac=00:16:3E:00:00:36, bridge=xenbr6']<br><br># Disk Devices<br>disk = ['phy:/dev/xen_vg/metsat_disk,xvda,w', 'phy:/dev/xen_vg/metsat_swap,xvdb,w', 'phy:/dev/xen_vg/metsat_receive,xvdc,w']<br><br># for Eumetcast Dongle<br>pci=['00:1a.0,rdm_policy=relaxed,permissive=1']<br><br>on_poweroff = 'destroy'<br>on_reboot = 'restart'<br>on_crash = 'restart'<br><br># Run section ==============================================================<br>bootloader = "/usr/lib/xen/bin/pygrub"<br></div><div> ==============================================================</div><div><br data-mce-bogus="1"></div><div>I have pcifront showing as a module in the DomU and the usb shows in dmesg<br>as:<br>[ 3.167543] usbcore: registered new interface driver usbfs<br>[ 3.167563] usbcore: registered new interface driver hub<br>[ 3.167585] usbcore: registered new device driver usb<br>[ 3.196056] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002<br>[ 3.196060] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1<br>[ 3.196064] usb usb1: Product: EHCI Host Controller<br>[ 3.196068] usb usb1: Manufacturer: Linux 3.2.0-4-686-pae ehci_hcd<br>[ 3.196071] usb usb1: SerialNumber: 0000:00:00.0<br>[ 3.508036] usb 1-1: new high-speed USB device number 2 using ehci_hcd<br>[ 19.064072] usb 1-1: device not accepting address 2, error -110<br>[ 19.176070] usb 1-1: new high-speed USB device number 3 using ehci_hcd<br>[ 34.732067] usb 1-1: device not accepting address 3, error -110<br>[ 34.844082] usb 1-1: new high-speed USB device number 4 using ehci_hcd<br>[ 45.280073] usb 1-1: device not accepting address 4, error -110<br>[ 45.392067] usb 1-1: new high-speed USB device number 5 using ehci_hcd<br>[ 55.824112] usb 1-1: device not accepting address 5, error -110</div><div><br data-mce-bogus="1"></div><div>Can anyone help sort this out, so I can get USB devices to be recognised. I want to plug in my Eumetsat Dongle for receiving Weather Satellite images.<br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div><div>Regards<br data-mce-bogus="1"></div><div>Francis<br data-mce-bogus="1"></div><div><br data-mce-bogus="1"></div></div></body></html>