Date: Thu, 20 Oct 2005 19:49:12 -0400 From: Ryan Zeigler <zeiglerr@dickinson.edu> To: Rem P Roberti <remegius@comcast.net> Cc: freebsd-questions@freebsd.org Subject: Re: removable usb media don't present devices to mount Message-ID: <200510201949.12293.zeiglerr@dickinson.edu> In-Reply-To: <4357FE43.7060809@comcast.net> References: <200510201559.08229.zeiglerr@dickinson.edu> <4357FE43.7060809@comcast.net>
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On Thursday 20 October 2005 04:29 pm, you wrote: > Ryan Zeigler wrote: > >I'm using FreeBSD 6.0-rc1, and I'm having trouble with removable usb > > memory drives. I plug the device in, and get this from dmesg: > > > >umass0: LEXAR MEDIA JUMPDRIVE2, rev 2.00/1.25, addr 2 > > > >There is no mention at all of /dev/da0, which is, as I understand it, the > >device that is traditionally presented to mount. usbdevs sees the device, > >and gives this output. > > > >port 8 addr 2: high speed, power 70 mA, config 1, JUMPDRIVE2(0xa300), > > LEXAR MEDIA(0x05dc), rev 1.25 > > > >This occurs both with GENERIC kernels, and a custom kernel that I > > configured. The custom configuration is listed here: > >http://www.dickinson.edu/~zeiglerr/STRMKERNEL > > > >Other things of interest. At random intervals, unplugging the device and > >replugging it gives me this out of dmesg: > > > >umass0: LEXAR MEDIA JUMPDRIVE2, rev 2.00/1.25, addr 2 > >da0 at umass-sim0 bus 0 target 0 lun 0 > >da0: <Generic STORAGE DEVICE 1.25> Removable Direct Access SCSI-0 device > >da0: 40.000MB/s transfers > >da0: 250MB (512000 512 byte sectors: 64H 32S/T 250C) > >(da0:umass-sim0:0:0:0): Synchronize cache failed, status == 0x10, scsi > > status == 0x0 > > > >However, the mount command hangs in this case (I left it, and came back an > >hour later and it hadn't mounted). > > > >The USB drive works, as it is autodetected and mounted by Mac's and > > various other USB memory drives are not properly recognized either. > > > >On a whim, I booted into a FreeSBIE live CD that I have, and it was > >automounted and functioned correctly. > > > >One last little bit of interest, booting hangs immediately before > > attempting to mount / if I boot with the device plugged in. Booting > > continues normally when I unplug the device. I am not sure if this is > > significant. > > > >I would appreciate any help that could be offered. Thanks. > > How are you mounting the drive? Here is what works for me: > mount_msdosfs /dev/da0s1 /mnt > > Rem Same type error. I do not have /dev/da0s1 either. Also, on a whim, I tried mknod /dev/da0. That didn't work. -- Ryan Zeigler Dickinson '08
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