[U-Boot] dfu: using dfu-util -l shows different output

Heiko Schocher hs at denx.de
Tue Jun 25 10:25:20 CEST 2013


Hello Pantelis,

Am 25.06.2013 10:16, schrieb Pantelis Antoniou:
> Heiko,
> 
> I don't think the gadget is initialized before you issue
> a dfu call.
> 
> So that makes sense.

?

I call from the host "dfu-util -l" so the gadget on the board
should do the answer ... or?

> Let's wait until Tom wakes up and have an authoritative answer.

Ok!

bye,
Heiko

> 
> Regards
> 
> -- Pantelis
> 
> On Jun 25, 2013, at 11:08 AM, Heiko Schocher wrote:
> 
>> Hello,
>>
>> using "dfu-util -l" shows different output connecting to
>> an am335x based board and using dfu_nand.c with current
>> u-boot:
>>
>> after resetting the board I get:
>>
>> # dfu-util -l
>> dfu-util 0.5
>>
>> (C) 2005-2008 by Weston Schmidt, Harald Welte and OpenMoko Inc.
>> (C) 2010-2011 Tormod Volden (DfuSe support)
>> This program is Free Software and has ABSOLUTELY NO WARRANTY
>>
>> dfu-util does currently only support DFU version 1.0
>>
>> Found Runtime: [0525:bd00] devnum=0, cfg=2, intf=0, alt=0, name="Device Firmware Upgrade"
>> #
>>
>> after a dfu transfer I see:
>>
>> # dfu-util -l
>> dfu-util 0.5
>>
>> (C) 2005-2008 by Weston Schmidt, Harald Welte and OpenMoko Inc.
>> (C) 2010-2011 Tormod Volden (DfuSe support)
>> This program is Free Software and has ABSOLUTELY NO WARRANTY
>>
>> dfu-util does currently only support DFU version 1.0
>>
>> Found DFU: [0525:bd00] devnum=0, cfg=2, intf=0, alt=0, name="SPL"
>> Found DFU: [0525:bd00] devnum=0, cfg=2, intf=0, alt=1, name="SPL.backup1"
>> Found DFU: [0525:bd00] devnum=0, cfg=2, intf=0, alt=2, name="SPL.backup2"
>> Found DFU: [0525:bd00] devnum=0, cfg=2, intf=0, alt=3, name="SPL.backup3"
>> Found DFU: [0525:bd00] devnum=0, cfg=2, intf=0, alt=4, name="u-boot"
>> Found DFU: [0525:bd00] devnum=0, cfg=2, intf=0, alt=5, name="kernel_a"
>> Found DFU: [0525:bd00] devnum=0, cfg=2, intf=0, alt=6, name="kernel_b"
>> Found DFU: [0525:bd00] devnum=0, cfg=2, intf=0, alt=7, name="rootfs"
>> #
>>
>> Which I expected  ...
>>
>> U-Boot environment variable:
>>
>> U-Boot# print dfu_alt_info
>> dfu_alt_info=SPL part 0 1;SPL.backup1 part 0 2;SPL.backup2 part 0 3;SPL.backup3 part 0 4;u-boot part 0 5;kernel_a part 0 7;kernel_b part 0 8;rootfs
>> part 0 10
>> U-Boot#
>>
>> Is this a bug or a feature?
>>
>> bye,
>> Heiko
>> -- 
>> DENX Software Engineering GmbH,     MD: Wolfgang Denk & Detlev Zundel
>> HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
> 
> 
> 


-- 
DENX Software Engineering GmbH,     MD: Wolfgang Denk & Detlev Zundel
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany


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