Re: USB HP Scanjet 5200C kills my USB ports

From: Daniel O'Connor (doconnor_at_gsoft.com.au)
Date: 06/16/04

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    To: freebsd-current@freebsd.org
Date: Wed, 16 Jun 2004 15:10:14 +0930

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    On Wed, 16 Jun 2004 14:16, Daniel O'Connor wrote:
    > When I try and plug my scanner into to my laptop, it works, but once I
    > unplug it, the USB port is no longer useful - it detects nothing when a
    > device (I've tried the scanner and a trackball) is plugged in.
    >
    > uscanner0: Hewlett-Packard HP ScanJet 5200C, rev 1.00/1.00, addr 2
    > uscanner0: at uhub1 port 1 (addr 2) disconnected
    > uscanner0: detached
    >
    > Note that this happens even if uscanner isn't loaded (and the scanner turns
    > up as ugen)
    >
    > Is there any debugging I can enable to help? :)

    Guh, let me append some useful information first..

    The machine is a Dell Inspiron 8600 running -current as of June 14th or so.

    dmesg info relating to USB ->
    uhci0: <Intel 82801DB (ICH4) USB controller USB-A> port 0xbf80-0xbf9f irq 11 at device 29.0 on pci0
    uhci0: [GIANT-LOCKED]
    usb0: <Intel 82801DB (ICH4) USB controller USB-A> on uhci0
    usb0: USB revision 1.0
    uhub0: Intel UHCI root hub, class 9/0, rev 1.00/1.00, addr 1
    uhub0: 2 ports with 2 removable, self powered
    uhci1: <Intel 82801DB (ICH4) USB controller USB-B> port 0xbf40-0xbf5f irq 11 at device 29.1 on pci0
    uhci1: [GIANT-LOCKED]
    usb1: <Intel 82801DB (ICH4) USB controller USB-B> on uhci1
    usb1: USB revision 1.0
    uhub1: Intel UHCI root hub, class 9/0, rev 1.00/1.00, addr 1
    uhub1: 2 ports with 2 removable, self powered
    ums0: Logitech USB-PS/2 Trackball, rev 1.00/2.10, addr 2, iclass 3/1
    ums0: 3 buttons and Z dir.
    uhci2: <Intel 82801DB (ICH4) USB controller USB-C> port 0xbf20-0xbf3f irq 11 at device 29.2 on pci0
    uhci2: [GIANT-LOCKED]
    usb2: <Intel 82801DB (ICH4) USB controller USB-C> on uhci2
    usb2: USB revision 1.0
    uhub2: Intel UHCI root hub, class 9/0, rev 1.00/1.00, addr 1
    uhub2: 2 ports with 2 removable, self powered
    ehci0: <EHCI (generic) USB 2.0 controller> mem 0xf4fffc00-0xf4ffffff irq 11 at device 29.7 on pci0
    ehci0: [GIANT-LOCKED]
    ehci_pci_attach: companion usb0
    ehci_pci_attach: companion usb1
    ehci_pci_attach: companion usb2
    usb3: EHCI version 1.0
    usb3: companion controllers, 2 ports each: usb0 usb1 usb2
    usb3: <EHCI (generic) USB 2.0 controller> on ehci0
    usb3: USB revision 2.0
    uhub3: Intel EHCI root hub, class 9/0, rev 2.00/1.00, addr 1
    uhub3: 6 ports with 6 removable, self powered

    The problem does not occur on a 4.8-STABLE box with a VIA controller (not
    sure how valid that comparison is :)

    - --
    Daniel O'Connor software and network engineer
    for Genesis Software - http://www.gsoft.com.au
    "The nice thing about standards is that there
    are so many of them to choose from."
      -- Andrew Tanenbaum
    GPG Fingerprint - 5596 B766 97C0 0E94 4347 295E E593 DC20 7B3F CE8C
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