Device detected as umass, but not attaching via CAM
Hans Petter Selasky
hselasky at c2i.net
Sat Feb 25 16:32:02 UTC 2012
On Saturday 25 February 2012 15:02:23 Nathan Whitehorn wrote:
> I'm a bit at a loss to debug this, so any help would be appreciated. My
> camera used to connect to FreeBSD -CURRENT until summer or so, but now
> doesn't get detected as a CAM device (I've also seen this with a Sony
> memory stick). When I attach it, I get:
>
> ugen6.2: <NIKON> at usbus6
> umass0: <NIKON NIKON DSC D50, class 0/0, rev 2.00/1.00, addr 2> on usbus6
>
> but no daX line.
>
> Here's some more info from usbconfig, though probably of dubious utility.
>
> # usbconfig -u 6 -a 2 dump_device_desc
> ugen6.2: <NIKON DSC D50 NIKON> at usbus6, cfg=0 md=HOST spd=HIGH
> (480Mbps) pwr=ON
>
> bLength = 0x0012
> bDescriptorType = 0x0001
> bcdUSB = 0x0200
> bDeviceClass = 0x0000
> bDeviceSubClass = 0x0000
> bDeviceProtocol = 0x0000
> bMaxPacketSize0 = 0x0040
> idVendor = 0x04b0
> idProduct = 0x0409
> bcdDevice = 0x0100
> iManufacturer = 0x0001 <NIKON>
> iProduct = 0x0002 <NIKON DSC D50>
> iSerialNumber = 0x0000 <no string>
> bNumConfigurations = 0x0001
>
> Any ideas where to look further or things to try? My kernel is FreeBSD
> 10.0-CURRENT #17 r231915 on amd64.
Try to look at quirks for this device.
Also output from umass debugging would be helpful. Probably a CAM/SCSI issue.
sysctl hw.usb.umass.debug=-1
--HPS
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