Date: Tue, 3 May 2011 08:49:42 +0200 From: Hans Petter Selasky <hselasky@c2i.net> To: freebsd-usb@freebsd.org Subject: Re: ugen device repeatedly disconnected after upgrade to 8.1 Message-ID: <201105030849.42634.hselasky@c2i.net> In-Reply-To: <4DBF4AFC.3030700@johnea.net> References: <4DBF4AFC.3030700@johnea.net>
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On Tuesday 03 May 2011 02:23:00 freebsd@johnea.net wrote: > Hello, > > I posted this question to freebsd-questions, but no response. I hope > posting to this list is correct. > > There is a USB connected UPS device, that shows as /dev/ugen1.2 and is > identified by usbconfig: > > ugen1.2: <CP425HG CPS> at usbus1, cfg=0 md=HOST spd=LOW (1.5Mbps) pwr=ON > > The affected system: No updates needed to update system to 8.1-RELEASE-p3. > > The device continuously disconnects and re-enumerates, as shown in > /var/log/messages: > > May 1 14:36:57 epicenter root: Unknown USB device: vendor 0x0764 product > 0x0501 bus uhub1 May 1 14:36:57 epicenter kernel: ugen1.2: <CPS> at > usbus1 > May 1 14:37:19 epicenter kernel: ugen1.2: <CPS> at usbus1 (disconnected) > May 1 14:37:22 epicenter root: Unknown USB device: vendor 0x0764 product > 0x0501 bus uhub1 May 1 14:37:22 epicenter kernel: ugen1.2: <CPS> at > usbus1 > > I had this problem in 7.1, but it was corrected in upgrading to 7.3. > > Now that I've upgraded to 8.1 the problem is back. > > The device is listed in the device quirks: > > epicenter# usbconfig -d ugen1.2 dump_device_quirks | grep 0x0764 > VID=0x0764 PID=0x0501 REVLO=0x0000 REVHI=0xffff QUIRK=UQ_HID_IGNORE > > dmesg | grep -v "<CPS> at usbus1" | tail yields: > > usb_alloc_device: set address 2 failed (USB_ERR_TIMEOUT, ignored) > usb_alloc_device: getting device descriptor at addr 2 failed, > USB_ERR_STALLED > > I believe lack of the UQ_HID_IGNORE quirk was the issue in 7.1. > > Any ideas why 8.1 is not identifying this device? > > Thank You! > > johnea Could you try 8-stable? Also it might be worth trying an XHCI (USB 3.0) host controller device. --HPS
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