Re: i.MX6ul USB serial downloader and Barebox

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Hello Patrick,

On 2/21/19 11:01 AM, Patrick Schneider wrote:
> Hi guys,
> I'm trying to find out if the following is possible:
> In a production environment, there is only the USB connection present, no console access to the device. 
> The USB serial downloader mode starts and I am able to load a barebox image to the i.MX6ul RAM. That works either with MFGTools or uuu.
> But how to proceed from there? Is there any way to really flash the barebox image and also the rootFS into a onboard NAND over the USB serial downloader mode with barebox in RAM?
> All examples, guides and tutorials use u-boot so I'm kinda stuck here.

You can
- configure a barebox update handler in your board's code
- export it as Android Fastboot gadget on that USB port
- configure the environment so the gadget is active by default

that way the flashing sequence is:
- use imx-usb-load to load the barebox
- use fastboot to flash the barebox persistently
- use fastboot to flash the rootfs


Cheers
Ahmad 

> 
> Thanks and regards,
> Patrick
> 
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