[U-Boot] U-boot: Beagle board as a USB Mass Storage Device Class
Detlev Zundel
dzu at denx.de
Fri Jun 11 14:27:40 CEST 2010
Hi,
> Hi
>> Thanks for your response. I want to tell few more things about our
>> implementation.
>>
>> Actually we are planning to simulate (but not implement) the file system
>> and implement the SCSI transparent command set decoder. When ever a file
>> is sent to the USB mass storage device, we will be taking the content of
>> that file to use for our application. The actual application does not
>> require all the features of a Mass Storage Device; we just want it to look
>> like a Mass Storage Device for transferring the data in the form of a file
>> and for some other usage.
>
> You can also use USB DFU for this where you can transfer files to RAM or
> NAND partitions. DFU is not yet supported in Denx's uboot tree but is
> Available in openmoko's tree
> [http://git.openmoko.org/?p=u-boot.git;a=summary].
> You will have to port back DFU feature from openmoko to Denx's tree.
Thanks for the hint Ajay. Let me add that DFU is also a "standard"
protocol: http://www.usb.org/developers/devclass_docs/DFU_1.1.pdf
So many people will be able to enjoy this in addition to solving this
very specific problem of Yogesh.
Cheers
Detlev
--
It's very important that you sleep because that's when your brain is
garbage collecting. And a dream is if you are interrupted in the
middle and have junk left in the registers.
-- Gerald Sussman
--
DENX Software Engineering GmbH, MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: (+49)-8142-66989-40 Fax: (+49)-8142-66989-80 Email: dzu at denx.de
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