Date: Sun, 19 Jul 2009 17:53:44 +0200 From: Hans Petter Selasky <hselasky@c2i.net> To: Michael Gmelin <freebsdusb@bindone.de> Cc: freebsd-usb@freebsd.org Subject: Re: [usb2] Garmin Edge 705 disconnects immediately Message-ID: <200907191753.45762.hselasky@c2i.net> In-Reply-To: <4A63393C.7020907@bindone.de> References: <4A62187E.1000506@bindone.de> <200907191530.05768.hselasky@c2i.net> <4A63393C.7020907@bindone.de>
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On Sunday 19 July 2009 17:18:20 Michael Gmelin wrote: > Hans Petter Selasky wrote: > > On Sunday 19 July 2009 14:14:23 Michael Gmelin wrote: > >> Hans Petter Selasky wrote: > >>> On Saturday 18 July 2009 20:46:22 Michael Gmelin wrote: > >>>> Hello, > >>>> > >>>> I'm trying to access a Garmin Edge 705 bike computer, which should > >>>> show up as a mass storage device. > >>>> > >>>> kldload usb2_controller_uhci|ehci > >>>> > >>>> Jul 18 19:37:55 ufo kernel: ugen2.2: <Garmin International> at usbus2 > >>>> Jul 18 19:37:55 ufo kernel: ugen2.2: <Garmin International> at usbus2 > >>>> (disconnected) > >>>> > >>>> kldload usb2_storage_mass > >>>> kldload usb2_controller_uhci > >>>> Jul 18 19:38:06 ufo kernel: ugen2.2: <Garmin International> at usbus2 > >>>> Jul 18 19:38:06 ufo kernel: umass0: <Garmin International Edge 705, > >>>> class 0/0, rev 1.10/5.09, addr 2> on usbus2 > >>>> Jul 18 19:38:06 ufo kernel: umass0: SCSI over Bulk-Only; quirks = > >>>> 0x0000 Jul 18 19:38:08 ufo kernel: umass0:1:0:-1: Attached to scbus1 > >>>> Jul 18 19:38:08 ufo kernel: umass0: at ushub2, port 1, addr 2 > >>>> (disconnected) Jul 18 19:38:08 ufo kernel: ugen2.2: <Garmin > >>>> International> at usbus2 (disconnected) > >>>> > >>>> Tried various quirks without any success for usb2_storage_mass (afaik > >>>> it should be SCSI | BBB). Also tried all possible orders of attaching > >>>> the device/ > >>>> > >>>> Setting various debugging sysctls didn't give any useful hints (didn't > >>>> see anything extraordinary). > >>>> usbconfig doesn't show anything because the device disappears > >>>> immediately. I would assume that this is not a problem with _storage > >>>> but the device expecting some initialization which doesn't happen (or > >>>> happens too often). Also tried various usb2_quirk settings, all > >>>> without success. > >>>> > >>>> VendorId: 0x091e > >>>> ProductId: 0x2271 > >>>> > >>>> Maybe someone can give me a hint where to start debugging this. > >>> > >>> You can try: > >>> > >>> sysctl hw.usb.debug=15 > >>> > >>> I suspect that the USB stack in your device has some bugs. Sounds like > >>> the bike-computer manufacturer are not the ones to spend the most money > >>> on USB. > >>> > >>> --HPS > >> > >> I attached you the log output which clearly indicates trouble. Maybe > >> some more info on the device: It has in-built memory + a memory card, > >> which should come up as separate devices. It boots up and shows that it > >> is connected to a computer, after a couple of seconds (once detach > >> failed) it will fallback to charging mode. I think the device could also > >> used as a serial device to gather GPS input, so maybe that's part of the > >> problem. > >> > >> Considering the price of the device I wish they would have spent more > >> money on usb. On the other hand the GPS sensor is fantastic and the > >> device overall is really awesome (it seems to mount ok under linux and I > >> couldn't find anyone who had to do any patching for that, the linux > >> kernel also no quirks for it, so I hope it's just a minor flaw in the > >> protocol that makes usb2 fail because it aims to be standard compliant > >> :). > > > > Could you redo the trace without umass loaded? > > > > --HPS > > Here it comes Aren't there any printouts before: Jul 19 17:16:31 ufo kernel: usb2_alloc_device:1625: new dev (addr 2), udev=0x86f2c000, parent_hub=0x86f2f000 Looking at Google, it might look like your device needs a skip-set-config quirk. --HPS
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