BBB: "sd" command

Ed Sutter edsutterjr at
Tue Aug 4 01:16:32 UTC 2015

Oops!  Yep, you're right.
I forgot all about the eMMC...

> On Mon, Aug 3, 2015 at 6:04 PM, Ed Sutter <edsutterjr at> wrote:
>> Thinking about it...
>> I don't even know what we would need the "cmd" command for anyway;
>> so, for now, I suggest you just move on to Ethernet.
>> (it's your call)
>> Ed
> Ok, will do.  I'll get started on Ethernet once I get the patches for
> the MMC interface submitted.  I'm currently in the process of cleaning
> up the MMC interface code already implemented and then I'll be
> submitting the patches.
>>> On Mon, Aug 3, 2015 at 5:30 PM, Ed Sutter <edsutterjr at> wrote:
>>>> Jarielle,
>>>> Couple of things...
>>>> - Just realized that I didn't test the 'sd cmd' command; however that's
>>>> really only needed for
>>>>     "special" interaction with the card.
>>> As of right now, I didn't implement 'sd cmd' as it would require
>>> modifying the core sd.c file.  The response content and length are
>>> different in SD mode as opposed to SPI mode.  Perhaps, this could be
>>> generalized to include SD mode as well?
>>>> - I pushed two additional small fixes in the core code related to stuff I
>>>> put in with the original
>>>> tree.  A warning fix in xmodem.c and a fix for the verbose help text in
>>>> the
>>>> sd command.
>>> Thanks!  I will pull in the changes to my local branch.
>>>> Ed
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