Access my digital camera via USB

William A. Mahaffey III wam at
Tue Apr 14 20:40:15 UTC 2015

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@    
ad10p1@     ad6p2@      ada0p3      ada2p4      consolectl dsp3.0      
kbdmux0     mixer2      ptmx        ttyu0.lock ttyva       ugen3.2@    
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*
[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 
mount_msdosfs: /dev/da0: Invalid argument
[root at kabini1, /etc, 3:45:22pm] 380 %

I'm stumped, need anything else, please ask & thanks :-) ....


	William A. Mahaffey III


	"The M1 Garand is without doubt the finest implement of war
	 ever devised by man."
                            -- Gen. George S. Patton Jr.

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