MTD on a USB SmartMedai Reader

Charles Manning manningc2 at actrix.gen.nz
Wed Apr 23 15:51:49 EDT 2003


On Wednesday 23 April 2003 21:14, David Woodhouse wrote:
> On Mon, 2003-04-21 at 18:00, Sid Gluckman wrote:
> > Hello,
> >
> > I want to access a SmartMedia card on a USB adapter with JFFS2
> > filesystem. The USB reader is recognized fine and seems to detect the
> > card correctly. My question is how can I direct the MTD subsystem to use
> > the USB adapter?
>
> I suspect that you don't. Although SmartMedia is basically just NAND
> flash, the USB 'cardreader' will probably be hiding all that from you
> and presenting itself USB mass storage device. Turn on CONFIG_SCSI and
> CONFIG_USB_STORAGE.

It depends on the card reader.

Some of them look like a USB mass storage device (which would not work with 
mtd as NAND). Some send read/write/erase commands over the USB link - these 
could be made visible as NAND under mtd.

-- CHarles




More information about the linux-mtd mailing list