[U-Boot] [PATCH 0/3] usb: gadget: fastboot miscellaneous patches

Steve Rae srae at broadcom.com
Wed Oct 1 22:44:46 CEST 2014



On 14-10-01 05:13 AM, Marek Vasut wrote:
> On Wednesday, October 01, 2014 at 04:03:21 AM, Eric Nelson wrote:
>> Hi Marek,
>>
>> On 09/30/2014 04:59 PM, Marek Vasut wrote:
>>> On Tuesday, September 30, 2014 at 09:47:07 PM, Eric Nelson wrote:
>>>> Hi Marek,
>>>>
>>>> On 09/30/2014 12:37 PM, Marek Vasut wrote:
>>>>> On Tuesday, September 30, 2014 at 09:05:39 PM, Eric Nelson wrote:
>>>>>> While trying to configure Nitrogen6X boards to use Android Fastboot,
>>>>>> I found a number of places where the implementation doesn't appear
>>>>>> to match the latest host tools on AOSP.
>>>>>>
>>>>>> Eric Nelson (3):
>>>>>>    usb: gadget: fastboot: add max-download-size variable
>>>>>>    usb: gadget: fastboot: explicitly set radix of maximum download size
>>>>>>    usb: gadget: fastboot: terminate commands with NULL
>>>>>
>>>>> Just to make sure, are those fixes for 2014.10 or new stuff for next ?
>>>>
>>>> These patches are against master, but should apply against usb/next and
>>>> dfu/next and "next" is fine for us.
>>>
>>> 3/3 looks like a bugfix though. Is that a bugfix ?
>>
>> I wasn't able to get fastboot to do much of anything without all three.
>>
>> -- lack of max-download-size simply stopped downloads
>> -- the missing radix caused my host to think that the 0x07000000
>> size (copied from Beagle) was 1.8 MiB instead of 100+ MiB.
>> -- the lack of termination showed up as a request to download
>> a **huge** image when I tried to send u-boot.imx. I think I got
>> lucky that the next characters in the buffer looked like hex digits.
>>
>> I suspect that others are either holding on to some local patches
>> or are perhaps using old versions of the Fastboot host program.
>>
>> After applying all three, I was able to configure for flashing on
>> an MMC device, but I don't have anything configured to use EFI
>> partitions, so there's no immediate route to usage for us.
>>
>> I'd really like to be able to "fastboot flash bootloader u-boot.imx"
>> and program SPI-NOR and also be able to boot a kernel and RAM disk
>> using "fastboot boot uImage uramdisk.img", but neither of them seems
>> very close. The first needs some more structure, and the latter seemed
>> to decide its' own address for the kernel and simply ignore the
>> RAM disk.
>>
>> I have the sense that this code is pretty much a work in progress,
>> but I'd like to hear otherwise from those who have used it.
>
> OK, so let's wait for the others' opinions.
>
> Best regards,
> Marek Vasut
>

I would recommend 1/3 & 2/3 for 2014.10 (I'm not certain about 3/3 
because I don't think that it can actually occur on my boards....)
Thanks, Steve


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