[TriLUG] multi-card reader under linux

[David Brain]

Hi,

Probably only relevant if you build your own kernel, but at least for
my multi-card reader to work I had to ensure that 'Probe all LUNs on
each SCSI device' was set under SCSI Device drivers.

David.

On Tue, Dec 16, 2008 at 12:15 PM, Joseph Mack NA3T <jmack at wm7d.net> wrote:
> I bought a Sony MRW62E 17 in 1 card reader from Staples last
> night to read SD and SDHC cards. It works fine (reads SD
> cards) under windows.
>
> Linux sees it (more /proc/scsi/scsi) as a "Sony Model: USB
> HS-CF Card". On plugging it in, udev adds to dev
>
> /dev/1-1
> /dev/usbdev1.3_ep00
> /dev/usbdev1.3_ep02
> /dev/usbdev1.3_ep82
> /dev/sg0
> /dev/sda
>
> I haven't been able to find anything useful about the
> usbdev* devices with google, nor about the about the scsi
> generic device sg0.
>
> /dev/sda isn't the SD card (which I haven't inserted at this
> stage), it's the card reader itself. On inserting the SD
> card there are no new entries in the logs
> (/var/log/[messages, syslog, debug], dmesg), /dev, /sys or
> /proc. The only semi-relevant posting was by Greg K-H who
> said to write your own udev rules to make devices for the
> partitions. This was what I was hoping to do, but first I
> need entries in /proc or /sys for the partitions in order to
> run the [NAME] command.
>
> Anyone got any ideas on how to procede here?
>
> Thanks Joe
>
>
> --
> Joseph Mack NA3T EME(B,D), FM05lw North Carolina
> jmack (at) wm7d (dot) net - azimuthal equidistant map
> generator at http://www.wm7d.net/azproj.shtml
> Homepage http://www.austintek.com/ It's GNU/Linux!
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