Access my digital camera via USB

[Markus Hoenicka]

At 2015-04-14 22:39, William A. Mahaffey III was heard to say:
> On 04/14/15 15:27, Chris Hill wrote:
>> On Tue, 14 Apr 2015, William A. Mahaffey III wrote:
>> 
>>> I am trying to get some photos off of my digital camera via USB 
>>> cable. WHen I plug it in, I get the following in my messages file:
>>> 
>>> 
>>> Apr 14 14:44:44 kabini1 kernel: ugen3.2: <SAMSUNG> at usbus3
>>> Apr 14 14:44:44 kabini1 kernel: umass0: <SAMSUNG Samsung Digital 
>>> Camera, class 0/0, rev 2.00/0.00, addr 2> on usbus3
>>> Apr 14 14:44:44 kabini1 kernel: umass0:  8070i (ATAPI) over 
>>> Bulk-Only; quirks = 0x4100
>>> Apr 14 14:44:44 kabini1 kernel: umass0:4:0:-1: Attached to scbus4
>>> Apr 14 14:44:44 kabini1 kernel: da0 at umass-sim0 bus 0 scbus4 target 
>>> 0 lun 0
>>> Apr 14 14:44:44 kabini1 kernel: da0: <Samsung Digital Camera > 
>>> Removable Direct Access SCSI-0 device
>>> Apr 14 14:44:44 kabini1 kernel: da0: Serial Number E00000000002
>>> Apr 14 14:44:44 kabini1 kernel: da0: 40.000MB/s transfers
>>> Apr 14 14:44:44 kabini1 kernel: da0: 2909MB (5959296 512 byte 
>>> sectors: 255H 63S/T 370C)
>>> Apr 14 14:44:44 kabini1 kernel: da0: quirks=0x2<NO_6_BYTE>
>>> Apr 14 14:44:44 kabini1 kernel: GEOM_PART: integrity check failed 
>>> (da0, MBR)
>>> 
>>> 
>>> How do I mount this to access the data, there are (apparently) no 
>>> mountable partitions .... TIA.
>> 
>> I would do this:
>> 
>> ls /dev | grep ^da
>> 
>> ...before and after plugging in the camera, and see what's changed.
>> 
>> If you see that (for example) /dev/da0 has appeared, try mounting it. 
>> Bear in mind that it may well be msdosfs. If that fails, you may need 
>> to use gphoto or some such. Personally I use gtkam. Of course it could 
>> also be that your camera's SD card is on the way out.
>> 
>> Speaking of which, you could also try removing the SD (or whatever it 
>> is) card from the camera and mounting via a USB card reader.
>> 
>> HTH.
>> 
> 
> [root at kabini1, /etc, 3:00:38pm] 374 % lf /dev/
> acpi        ad6@        ada0p1      ada2p2      bpf0@ dsp1.0
> kbd1@       mixer0      pci         ttyu0 ttyv8       ugen2.1@    usb/
> ad10@       ad6p1@      ada0p2      ada2p3      console dsp2.0
> kbd2@       mixer1      ppi0        ttyu0.init ttyv9       ugen3.1@
> usbctl
> ad10p1@     ad6p2@      ada0p3      ada2p4      consolectl dsp3.0
> kbdmux0     mixer2      ptmx        ttyu0.lock ttyva       ugen3.2@
> vboxdrv
> ad10p2@     ad6p3@      ada0p4      ada3        ctty dumpdev@    klog
>       mixer3      pts/        ttyv0 ttyvb       ugen4.1@    vboxdrvu
> ad10p3@     ad6p4@      ada1        ada3p1      cuau0 fd/         kmem
>        nfslock     random      ttyv1 ttyvc       ugen4.2@
> vboxnetctl
> ad10p4@     ad8@        ada1p1      ada3p2      cuau0.init fido
> log@        null        sndstat     ttyv2 ttyvd       ugen4.3@    xpt0
> ad4@        ad8p1@      ada1p2      ada3p3      cuau0.lock geom.ctl
> lpt0        pass0       stderr@     ttyv3 ttyve       ugen5.1@    zero
> ad4p1@      ad8p2@      ada1p3      ada3p4      da0 gpt/
> lpt0.ctl    pass1       stdin@      ttyv4 ttyvf       ukbd0
> ad4p2@      ad8p3@      ada1p4      atkbd0      devctl gptid/
> mdctl       pass2       stdout@     ttyv5 ufssuspend  ums0
> ad4p3@      ad8p4@      ada2        audit       devstat io
> mem         pass3       stripe/     ttyv6 ugen0.1@    ums1
> ad4p4@      ada0        ada2p1      bpf         dsp0.0 kbd0@
> midistat    pass4       sysmouse    ttyv7 ugen1.1@    urandom@
> [root at kabini1, /etc, 3:42:51pm] 375 % ls /dev | grep ^da
> [root at kabini1, /etc, 3:42:58pm] 376 % lf /dev/da*
> /dev/da0
> [root at kabini1, /etc, 3:43:10pm] 377 % ll !$
> ll /dev/da*
> crw-r-----  1 root  operator  0xc9 Apr 14 14:50 /dev/da0
> [root at kabini1, /etc, 3:43:14pm] 378 %
> 
> the only thing that appeared was /dev/da0
> 
> 
> [root at kabini1, /etc, 3:44:53pm] 379 % mount -t msdosfs  /dev/da0 
> /media/flash/
> mount_msdosfs: /dev/da0: Invalid argument
> [root at kabini1, /etc, 3:45:22pm] 380 %
> 
> 
> I'm stumped, need anything else, please ask & thanks :-) ....

If your camera speaks PTP, you may try this instead:

http://www.mhoenicka.de/system-cgi/blog/index.php?itemid=2234


regards,
Markus


-- 
Markus Hoenicka
http://www.mhoenicka.de
AQ score 38