[U-Boot] [PATCH] dfu: fix some issues with reads/uploads

[Stephen Warren <swarren@wwwdotorg.org>]

On 06/02/2014 12:14 AM, Lukasz Majewski wrote:
> Hi Stephen,
> 
>> On 05/30/2014 02:28 AM, Lukasz Majewski wrote:
>> ...
>>> I've tested if raw u-boot can be downloaded and uploaded via DFU.
>>> The u-boot size is 1MiB precisely. 
>>>
>>> Corresponding dfu_alt_info entry: 
>>> "u-boot raw 0x80 0x800;" \
>> ...
>>> 2. Upload (raw):
>>>
>>> dfu-util -a0 -U u-boot-mmc.bin_target
>>> It exits immediately and I can only see the file size of 0.
>>>
>>> So obviously we have regression here. However, since I didn't
>>> covered this case in my tests I don't know when it was broken.
>>
>> Hmmm. I tested with that exact value of dfu_alt_info and got back an
>> exactly 1MB file with either the dfu-util packaged in Ubuntu 12.10, or
>> with the latest git tree of dfu-util.
> 
> Could you share the exact SHA1 of the dfu-util? Or is it the master
> newest branch?

Distro package:
dfu-util package 0.5-1 in Ubuntu 12.04.

In the git tree:
25c173e3fd0a dfu_prefix: Rewrite handling of prefix requirements
(which was origin/master when I fetched it a week or two ago)