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

Marek Vasut marex at denx.de
Wed Oct 1 14:13:33 CEST 2014


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


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