Re: UAS question: number of LUNS supported by UAS device

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Wed, 16 Mar 2011, Tanya Brokhman wrote:

> Hi All
> 
> I'm working on the UAS protocol and I have a question regarding the parallel
> of USB_BULK_GET_MAX_LUN request from the BOT protocol in UAS. I didn't find
> any request similar to this one, so how does the UAS host obtain the number
> of LUNS supported by the UAS device?

Either by sending a REPORT LUNS command or else by sending an INQUIRY 
command for each possible LUN until the device responds with data 
indicating no LUN is present (for example, Peripheral qualifier = 3 
(011b)).

Alan Stern

--
To unsubscribe from this list: send the line "unsubscribe linux-usb" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html


[Index of Archives]     [Linux Media]     [Linux Input]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]     [Old Linux USB Devel Archive]

  Powered by Linux