From owner-freebsd-stable@FreeBSD.ORG Wed Mar 26 05:15:25 2014 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [8.8.178.115]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 40F509C7 for ; Wed, 26 Mar 2014 05:15:25 +0000 (UTC) Received: from mail-la0-f45.google.com (mail-la0-f45.google.com [209.85.215.45]) (using TLSv1 with cipher ECDHE-RSA-RC4-SHA (128/128 bits)) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id AB8A18B7 for ; Wed, 26 Mar 2014 05:15:24 +0000 (UTC) Received: by mail-la0-f45.google.com with SMTP id hr17so1096458lab.4 for ; Tue, 25 Mar 2014 22:15:22 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:mime-version:date:message-id:subject:from:to :content-type; bh=E4hBSTr2UjbHZUfuXO8EHVHBgHmk8AcC1N4IvcJJ8ME=; b=HvUUHZpU3cJtPuZRwnzg+DUOfgjdI6DirSM02io3ztw2CDF5p9vCqflAfiOUZQ6qla 4zMEMGudgg7IRzOqSfB1jaLbGv2mQW2Av6TG0lIjlwSLnExGQJSvbXdHWY49koCZQzfK aUTIXKT0vrz6E3d/YQajpuu0JctZ1WT48o612PZBurGZT3weqdDSIBZ4Zt54NZ8F4i2q 9gSkO4sxOYY2deFd7afIqDVYCeCIdOR5qDxlUZckpCBf0FYrbaNNMM3iPjrXmEwYt4DA TteCwHvozRMcwoSRTLRib+uvHBOP3h354npVv1ntBaTuYpKCWVREZUtNhOMYUhcBRkST eM0g== X-Gm-Message-State: ALoCoQmeNHylWwGFkYeYiPfg5yg3IKRtyuapyE5eVuLoCqnLGr5e321FmxowQum9rNJDEEb8O4Ca MIME-Version: 1.0 X-Received: by 10.152.2.131 with SMTP id 3mr52562627lau.20.1395810922448; Tue, 25 Mar 2014 22:15:22 -0700 (PDT) Received: by 10.112.253.227 with HTTP; Tue, 25 Mar 2014 22:15:22 -0700 (PDT) X-Originating-IP: [121.98.161.40] Date: Wed, 26 Mar 2014 18:15:22 +1300 Message-ID: Subject: xhci USB Host Controller resetting continously From: Jonathan Chen To: freebsd-stable@freebsd.org Content-Type: text/plain; charset=ISO-8859-1 X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.17 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 26 Mar 2014 05:15:25 -0000 Hi, I recently updated my laptop, an Inspiron 17 7000, from 10.0-RELEASE/amd64 to 10.0-STABLE/amd 64 r263710. Unfortunately, this revision results in a unusable USB sub-system, as the xhci host controller is constantly resetting itself. I've attached the full output of the dmesg at the end of this email, but the main resetting cycle snippet is: usb_alloc_device: set address 4 failed (USB_ERR_TIMEOUT, ignored) usbd_setup_device_desc: getting device descriptor at addr 4 failed, USB_ERR_TIMEOUT usbd_req_re_enumerate: addr=4, set address failed! (USB_ERR_TIMEOUT, ignored) usbd_setup_device_desc: getting device descriptor at addr 4 failed, USB_ERR_TIMEOUT usbd_req_re_enumerate: addr=4, set address failed! (USB_ERR_TIMEOUT, ignored) usbd_setup_device_desc: getting device descriptor at addr 4 failed, USB_ERR_TIMEOUT usbd_req_re_enumerate: addr=4, set address failed! (USB_ERR_TIMEOUT, ignored) usbd_setup_device_desc: getting device descriptor at addr 4 failed, USB_ERR_TIMEOUT usbd_req_re_enumerate: addr=4, set address failed! (USB_ERR_TIMEOUT, ignored) usbd_setup_device_desc: getting device descriptor at addr 4 failed, USB_ERR_TIMEOUT ugen0.4: at usbus0 (disconnected) uhub_reattach_port: could not allocate new device ugen0.4: at usbus0 hid_get_item: Number of items truncated to 255 hid_get_item: Number of items truncated to 255 uhid0: on usbus0 hid_get_item: Number of items truncated to 255 hid_get_item: Number of items truncated to 255 hid_get_item: Number of items truncated to 255 uhub0: at usbus0, port 1, addr 1 (disconnected) ugen0.2: at usbus0 (disconnected) ums0: at uhub0, port 3, addr 1 (disconnected) ugen0.3: at usbus0 (disconnected) ugen0.4: at usbus0 (disconnected) uhid0: at uhub0, port 7, addr 4 (disconnected) xhci0: 32 byte context size. xhci0: Port routing mask set to 0xffffffff uhub0: <0x8086 XHCI root HUB, class 9/0, rev 3.00/1.00, addr 1> on usbus0 uhub0: 13 ports with 13 removable, self powered ugen0.2: at usbus0 ums0: on usbus0 ums0: error reading report description device_attach: ums0 attach returned 12 ugen0.3: at usbus0 xhci0: Resetting controller Would any developer be keen to help me resolve this issue? I'm willing to try out any patches on this system so that I can get back a working USB sub-system. Cheers. -- Jonathan Chen ----dmesg-output---- Copyright (c) 1992-2014 The FreeBSD Project. Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994 The Regents of the University of California. All rights reserved. FreeBSD is a registered trademark of The FreeBSD Foundation. FreeBSD 10.0-STABLE #0 r263710: Tue Mar 25 21:21:41 NZDT 2014 root@daemonblade:/usr/obj/usr/src/sys/DAEMONBLADE amd64 FreeBSD clang version 3.4 (tags/RELEASE_34/final 197956) 20140216 CPU: Intel(R) Core(TM) i7-4500U CPU @ 1.80GHz (1795.88-MHz K8-class CPU) Origin = "GenuineIntel" Id = 0x40651 Family = 0x6 Model = 0x45 Stepping = 1 Features=0xbfebfbff Features2=0x7fdafbbf,FMA,CX16,xTPR,PDCM,PCID,SSE4.1,SSE4.2,MOVBE,POPCNT,TSCDLT,AESNI,XSAVE,OSXSAVE,AVX,F16C,RDRAND> AMD Features=0x2c100800 AMD Features2=0x21 Standard Extended Features=0x27ab TSC: P-state invariant, performance statistics real memory = 17179869184 (16384 MB) avail memory = 16464371712 (15701 MB) Event timer "LAPIC" quality 600 ACPI APIC Table: FreeBSD/SMP: Multiprocessor System Detected: 4 CPUs FreeBSD/SMP: 1 package(s) x 2 core(s) x 2 SMT threads cpu0 (BSP): APIC ID: 0 cpu1 (AP): APIC ID: 1 cpu2 (AP): APIC ID: 2 cpu3 (AP): APIC ID: 3 ACPI Error: Gpe0Block - 32-bit FADT register is too long (32 bytes, 256 bits) to convert to GAS struct - 255 bits max, truncating (20130823/tbfadt-223) ioapic0 irqs 0-39 on motherboard random: initialized kbd1 at kbdmux0 acpi0: on motherboard acpi0: Power Button (fixed) cpu0: on acpi0 cpu1: on acpi0 cpu2: on acpi0 cpu3: on acpi0 hpet0: iomem 0xfed00000-0xfed003ff on acpi0 Timecounter "HPET" frequency 14318180 Hz quality 950 Event timer "HPET" frequency 14318180 Hz quality 550 Event timer "HPET1" frequency 14318180 Hz quality 440 Event timer "HPET2" frequency 14318180 Hz quality 440 Event timer "HPET3" frequency 14318180 Hz quality 440 Event timer "HPET4" frequency 14318180 Hz quality 440 atrtc0: port 0x70-0x77 irq 8 on acpi0 atrtc0: Warning: Couldn't map I/O. Event timer "RTC" frequency 32768 Hz quality 0 attimer0: port 0x40-0x43,0x50-0x53 irq 0 on acpi0 Timecounter "i8254" frequency 1193182 Hz quality 0 Event timer "i8254" frequency 1193182 Hz quality 100 Timecounter "ACPI-fast" frequency 3579545 Hz quality 900 acpi_timer0: <24-bit timer at 3.579545MHz> port 0x1808-0x180b on acpi0 pcib0: port 0xcf8-0xcff on acpi0 pci0: on pcib0 pcib0: no PRT entry for 0.20.INTA vgapci0: port 0x5000-0x503f mem 0xe3000000-0xe33fffff,0xc0000000-0xcfffffff irq 16 at device 2.0 on pci0 vgapci0: Boot video device hdac0: mem 0xe3610000-0xe3613fff irq 16 at device 3.0 on pci0 xhci0: mem 0xe3600000-0xe360ffff irq 11 at device 20.0 on pci0 xhci0: 32 byte context size. xhci0: Port routing mask set to 0xffffffff usbus0 on xhci0 pci0: at device 22.0 (no driver attached) hdac1: mem 0xe3614000-0xe3617fff irq 22 at device 27.0 on pci0 pcib1: irq 16 at device 28.0 on pci0 pci1: on pcib1 pcib2: irq 18 at device 28.2 on pci0 pci2: on pcib2 pci2: at device 0.0 (no driver attached) pcib3: irq 19 at device 28.3 on pci0 pci3: on pcib3 pci3: at device 0.0 (no driver attached) re0: port 0x4000-0x40ff mem 0xe3404000-0xe3404fff,0xe3400000-0xe3403fff irq 19 at device 0.1 on pci3 re0: Using 1 MSI-X message re0: ASPM disabled re0: Chip rev. 0x5c800000 re0: MAC rev. 0x00000000 miibus0: on re0 rgephy0: PHY 1 on miibus0 rgephy0: none, 10baseT, 10baseT-FDX, 10baseT-FDX-flow, 100baseTX, 100baseTX-FDX, 100baseTX-FDX-flow, 1000baseT-FDX, 1000baseT-FDX-master, 1000baseT-FDX-flow, 1000baseT-FDX-flow-master, auto, auto-flow re0: Ethernet address: e0:db:55:c7:35:02 pcib4: irq 16 at device 28.4 on pci0 pci4: on pcib4 vgapci1: port 0x3000-0x307f mem 0xe2000000-0xe2ffffff,0xd0000000-0xdfffffff,0xe0000000-0xe1ffffff irq 16 at device 0.0 on pci4 nvidia1: on vgapci1 vgapci1: child nvidia1 requested pci_enable_io vgapci1: child nvidia1 requested pci_enable_io ehci0: mem 0xe361d000-0xe361d3ff irq 23 at device 29.0 on pci0 usbus1: EHCI version 1.0 usbus1 on ehci0 isab0: at device 31.0 on pci0 isa0: on isab0 ahci0: port 0x5088-0x508f,0x5094-0x5097,0x5080-0x5087,0x5090-0x5093,0x5060-0x507f mem 0xe361c000-0xe361c7ff irq 19 at device 31.2 on pci0 ahci0: AHCI v1.30 with 4 6Gbps ports, Port Multiplier not supported ahcich0: at channel 0 on ahci0 ahcich1: at channel 1 on ahci0 pci0: at device 31.3 (no driver attached) acpi_acad0: on acpi0 battery0: on acpi0 acpi_lid0: on acpi0 acpi_button0: on acpi0 acpi_button1: on acpi0 acpi_tz0: on acpi0 atkbdc0: port 0x60,0x64,0x62,0x66 irq 1 on acpi0 atkbd0: irq 1 on atkbdc0 kbd0 at atkbd0 atkbd0: [GIANT-LOCKED] psm0: irq 12 on atkbdc0 psm0: [GIANT-LOCKED] psm0: model Generic PS/2 mouse, device ID 0 sc0: at flags 0x100 on isa0 sc0: VGA <16 virtual consoles, flags=0x300> vga0: at port 0x3c0-0x3df iomem 0xa0000-0xbffff on isa0 ppc0: cannot reserve I/O port range est0: on cpu0 p4tcc0: on cpu0 est1: on cpu1 p4tcc1: on cpu1 est2: on cpu2 p4tcc2: on cpu2 est3: on cpu3 p4tcc3: on cpu3 ZFS filesystem version: 5 ZFS storage pool version: features support (5000) Timecounters tick every 1.000 msec hdacc0: at cad 0 on hdac0 hdaa0: at nid 1 on hdacc0 pcm0: at nid 3 on hdaa0 hdacc1: at cad 0 on hdac1 hdaa1: at nid 1 on hdacc1 pcm1: at nid 20,33 and 18 on hdaa1 random: unblocking device. usbus0: 5.0Gbps Super Speed USB v3.0 usbus1: 480Mbps High Speed USB v2.0 ugen0.1: <0x8086> at usbus0 uhub0: <0x8086 XHCI root HUB, class 9/0, rev 3.00/1.00, addr 1> on usbus0 ugen1.1: at usbus1 uhub1: on usbus1 ada0 at ahcich0 bus 0 scbus0 target 0 lun 0 ada0: ATA-9 SATA 3.x device ada0: Serial Number W381E00Z ada0: 600.000MB/s transfers (SATA 3.x, UDMA6, PIO 8192bytes) ada0: Command Queueing enabled ada0: 953869MB (1953525168 512 byte sectors: 16H 63S/T 16383C) ada0: Previously was known as ad4 cd0 at ahcich1 bus 0 scbus1 target 0 lun 0 cd0: Removable CD-ROM SCSI-0 device cd0: Serial Number TTYK07363942J51Z9A03 cd0: 150.000MB/s transfers (SATA 1.x, UDMA5, ATAPI 12bytes, PIO 8192bytes) cd0: Attempt to query device size failed: NOT READY, Medium not present - tray closed Netvsc initializing... SMP: AP CPU #1 Launched! SMP: AP CPU #3 Launched! SMP: AP CPU #2 Launched! Timecounter "TSC" frequency 1795882972 Hz quality 1000 Root mount waiting for: usbus1 usbus0 uhub0: 13 ports with 13 removable, self powered Root mount waiting for: usbus1 usbus0 ugen0.2: at usbus0 uhub1: 3 ports with 3 removable, self powered ugen0.3: at usbus0 ugen1.2: at usbus1 uhub2: on usbus1 Root mount waiting for: usbus1 usbus0 uhub2: 8 ports with 8 removable, self powered Root mount waiting for: usbus0 xhci0: Resetting controller usb_alloc_device: set address 4 failed (USB_ERR_TIMEOUT, ignored) Root mount waiting for: usbus0 usbd_setup_device_desc: getting device descriptor at addr 4 failed, USB_ERR_TIMEOUT Root mount waiting for: usbus0 usbd_req_re_enumerate: addr=4, set address failed! (USB_ERR_TIMEOUT, ignored) Root mount waiting for: usbus0 usbd_setup_device_desc: getting device descriptor at addr 4 failed, USB_ERR_TIMEOUT Root mount waiting for: usbus0 Root mount waiting for: usbus0 usbd_req_re_enumerate: addr=4, set address failed! (USB_ERR_TIMEOUT, ignored) Root mount waiting for: usbus0 usbd_setup_device_desc: getting device descriptor at addr 4 failed, USB_ERR_TIMEOUT Root mount waiting for: usbus0 Root mount waiting for: usbus0 usbd_req_re_enumerate: addr=4, set address failed! (USB_ERR_TIMEOUT, ignored) Root mount waiting for: usbus0 usbd_setup_device_desc: getting device descriptor at addr 4 failed, USB_ERR_TIMEOUT Root mount waiting for: usbus0 Root mount waiting for: usbus0 usbd_req_re_enumerate: addr=4, set address failed! (USB_ERR_TIMEOUT, ignored) Root mount waiting for: usbus0 usbd_setup_device_desc: getting device descriptor at addr 4 failed, USB_ERR_TIMEOUT ugen0.4: at usbus0 (disconnected) uhub_reattach_port: could not allocate new device ugen0.4: at usbus0 hid_get_item: Number of items truncated to 255 uhub0: at usbus0, port 1, addr 1 (disconnected) ugen0.2: at usbus0 (disconnected) Trying to mount root from zfs:deepwater []... ugen0.3: at usbus0 (disconnected) ugen0.4: at usbus0 (disconnected) xhci0: 32 byte context size. xhci0: Port routing mask set to 0xffffffff uhub0: <0x8086 XHCI root HUB, class 9/0, rev 3.00/1.00, addr 1> on usbus0 uhub0: 13 ports with 13 removable, self powered fuse-freebsd: version 0.4.4, FUSE ABI 7.8 ugen0.2: at usbus0 ugen0.3: at usbus0 xhci0: Resetting controller usb_alloc_device: set address 4 failed (USB_ERR_TIMEOUT, ignored) usbd_setup_device_desc: getting device descriptor at addr 4 failed, USB_ERR_TIMEOUT usbd_req_re_enumerate: addr=4, set address failed! (USB_ERR_TIMEOUT, ignored) usbd_setup_device_desc: getting device descriptor at addr 4 failed, USB_ERR_TIMEOUT usbd_req_re_enumerate: addr=4, set address failed! (USB_ERR_TIMEOUT, ignored) usbd_setup_device_desc: getting device descriptor at addr 4 failed, USB_ERR_TIMEOUT usbd_req_re_enumerate: addr=4, set address failed! (USB_ERR_TIMEOUT, ignored) usbd_setup_device_desc: getting device descriptor at addr 4 failed, USB_ERR_TIMEOUT usbd_req_re_enumerate: addr=4, set address failed! (USB_ERR_TIMEOUT, ignored) usbd_setup_device_desc: getting device descriptor at addr 4 failed, USB_ERR_TIMEOUT ugen0.4: at usbus0 (disconnected) uhub_reattach_port: could not allocate new device ugen0.4: at usbus0 hid_get_item: Number of items truncated to 255 uhub0: at usbus0, port 1, addr 1 (disconnected) ugen0.2: at usbus0 (disconnected) ugen0.3: at usbus0 (disconnected) ugen0.4: at usbus0 (disconnected) xhci0: 32 byte context size. xhci0: Port routing mask set to 0xffffffff uhub0: <0x8086 XHCI root HUB, class 9/0, rev 3.00/1.00, addr 1> on usbus0 uhub0: 13 ports with 13 removable, self powered ugen0.2: at usbus0 ums0: on usbus0 ums0: error reading report description device_attach: ums0 attach returned 12 ugen0.3: at usbus0 xhci0: Resetting controller usb_alloc_device: set address 4 failed (USB_ERR_TIMEOUT, ignored) usbd_setup_device_desc: getting device descriptor at addr 4 failed, USB_ERR_TIMEOUT usbd_req_re_enumerate: addr=4, set address failed! (USB_ERR_TIMEOUT, ignored) usbd_setup_device_desc: getting device descriptor at addr 4 failed, USB_ERR_TIMEOUT usbd_req_re_enumerate: addr=4, set address failed! (USB_ERR_TIMEOUT, ignored) usbd_setup_device_desc: getting device descriptor at addr 4 failed, USB_ERR_TIMEOUT usbd_req_re_enumerate: addr=4, set address failed! (USB_ERR_TIMEOUT, ignored) usbd_setup_device_desc: getting device descriptor at addr 4 failed, USB_ERR_TIMEOUT usbd_req_re_enumerate: addr=4, set address failed! (USB_ERR_TIMEOUT, ignored) usbd_setup_device_desc: getting device descriptor at addr 4 failed, USB_ERR_TIMEOUT ugen0.4: at usbus0 (disconnected) uhub_reattach_port: could not allocate new device ugen0.4: at usbus0 hid_get_item: Number of items truncated to 255 hid_get_item: Number of items truncated to 255 uhid0: on usbus0 hid_get_item: Number of items truncated to 255 hid_get_item: Number of items truncated to 255 hid_get_item: Number of items truncated to 255 uhub0: at usbus0, port 1, addr 1 (disconnected) ugen0.2: at usbus0 (disconnected) ugen0.3: at usbus0 (disconnected) ugen0.4: at usbus0 (disconnected) uhid0: at uhub0, port 7, addr 4 (disconnected) xhci0: 32 byte context size. xhci0: Port routing mask set to 0xffffffff uhub0: <0x8086 XHCI root HUB, class 9/0, rev 3.00/1.00, addr 1> on usbus0 uhub0: 13 ports with 13 removable, self powered ugen0.2: at usbus0 ums0: on usbus0 ums0: error reading report description device_attach: ums0 attach returned 12 ugen0.3: at usbus0 xhci0: Resetting controller usb_alloc_device: set address 4 failed (USB_ERR_TIMEOUT, ignored) usbd_setup_device_desc: getting device descriptor at addr 4 failed, USB_ERR_TIMEOUT usbd_req_re_enumerate: addr=4, set address failed! (USB_ERR_TIMEOUT, ignored) usbd_setup_device_desc: getting device descriptor at addr 4 failed, USB_ERR_TIMEOUT usbd_req_re_enumerate: addr=4, set address failed! (USB_ERR_TIMEOUT, ignored) usbd_setup_device_desc: getting device descriptor at addr 4 failed, USB_ERR_TIMEOUT usbd_req_re_enumerate: addr=4, set address failed! (USB_ERR_TIMEOUT, ignored) usbd_setup_device_desc: getting device descriptor at addr 4 failed, USB_ERR_TIMEOUT usbd_req_re_enumerate: addr=4, set address failed! (USB_ERR_TIMEOUT, ignored) usbd_setup_device_desc: getting device descriptor at addr 4 failed, USB_ERR_TIMEOUT ugen0.4: at usbus0 (disconnected) uhub_reattach_port: could not allocate new device ugen0.4: at usbus0 hid_get_item: Number of items truncated to 255 hid_get_item: Number of items truncated to 255 uhid0: on usbus0 hid_get_item: Number of items truncated to 255 hid_get_item: Number of items truncated to 255 hid_get_item: Number of items truncated to 255 uhub0: at usbus0, port 1, addr 1 (disconnected) ugen0.2: at usbus0 (disconnected) ugen0.3: at usbus0 (disconnected) ugen0.4: at usbus0 (disconnected) uhid0: at uhub0, port 7, addr 4 (disconnected) xhci0: 32 byte context size. xhci0: Port routing mask set to 0xffffffff uhub0: <0x8086 XHCI root HUB, class 9/0, rev 3.00/1.00, addr 1> on usbus0 uhub0: 13 ports with 13 removable, self powered ugen0.2: at usbus0 ums0: on usbus0 ums0: 3 buttons and [XYZ] coordinates ID=0 ugen0.3: at usbus0 xhci0: Resetting controller usb_alloc_device: set address 4 failed (USB_ERR_TIMEOUT, ignored) usbd_setup_device_desc: getting device descriptor at addr 4 failed, USB_ERR_TIMEOUT usbd_req_re_enumerate: addr=4, set address failed! (USB_ERR_TIMEOUT, ignored) usbd_setup_device_desc: getting device descriptor at addr 4 failed, USB_ERR_TIMEOUT usbd_req_re_enumerate: addr=4, set address failed! (USB_ERR_TIMEOUT, ignored) usbd_setup_device_desc: getting device descriptor at addr 4 failed, USB_ERR_TIMEOUT usbd_req_re_enumerate: addr=4, set address failed! (USB_ERR_TIMEOUT, ignored) usbd_setup_device_desc: getting device descriptor at addr 4 failed, USB_ERR_TIMEOUT usbd_req_re_enumerate: addr=4, set address failed! (USB_ERR_TIMEOUT, ignored) usbd_setup_device_desc: getting device descriptor at addr 4 failed, USB_ERR_TIMEOUT ugen0.4: at usbus0 (disconnected) uhub_reattach_port: could not allocate new device ugen0.4: at usbus0 hid_get_item: Number of items truncated to 255 hid_get_item: Number of items truncated to 255 uhid0: on usbus0 hid_get_item: Number of items truncated to 255 hid_get_item: Number of items truncated to 255 hid_get_item: Number of items truncated to 255 uhub0: at usbus0, port 1, addr 1 (disconnected) ugen0.2: at usbus0 (disconnected) ums0: at uhub0, port 3, addr 1 (disconnected) ugen0.3: at usbus0 (disconnected) ugen0.4: at usbus0 (disconnected) uhid0: at uhub0, port 7, addr 4 (disconnected) xhci0: 32 byte context size. xhci0: Port routing mask set to 0xffffffff uhub0: <0x8086 XHCI root HUB, class 9/0, rev 3.00/1.00, addr 1> on usbus0 uhub0: 13 ports with 13 removable, self powered ugen0.2: at usbus0 ums0: on usbus0 ums0: 3 buttons and [XYZ] coordinates ID=0 ugen0.3: at usbus0 xhci0: Resetting controller [..repeat ad-infinitum ...]