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Radha Mohan wrote:
> How to differentiate between a pen drive and a USB HDD using any of
> the descriptors? Both the devices use same driver. I want to know
> whether a device connected is a pen-drive or a USB HDD.

Perhaps you can do this by looking at the SCSI inquiry data.
I can imagine that a pen drive usually has the 'removeable' bit
(bit 7 of byte 1 in the response the INQUIRY command).
set while a USB HDD does not.

Regards,
Bertrik
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