On Sun, Oct 29, 2017 at 11:12 AM, Lewis Cobb <[email protected]> wrote:
> Hi Robert
>
> I've imaged a new SD Card and just poked it into the BBB.  Below are the
> results of your instructions to run the "version.sh" script -
>
> Couple of questions come to mind - it appears that the eMMc is doing the
> actual booting and not the SD card, and not wanting to erase the eMMC, I am
> wondering - if we monkey with the eMMC with this new image - does that mean
> I can't go back to the exsiting SD card I am using now with the older
> version of things on it?  It appears from this that the uboot overlays are
> enabled, yes?

Yeah, if you clear out the eMMC, you can just swap microSD card's to
test different version..

> -------------------------------------------------------------------------------------------------------------------
>
> machinekit@beaglebone:/$ sudo /opt/scripts/tools/version.sh
> git:/opt/scripts/:[6c2688b0be448b7bb9ca18849b430d496a84acb4]
> eeprom:[A335BNLT00C02916BBBK0A3C]
> model:[TI_AM335x_BeagleBone_Black]
> dogtag:[Machinekit Debian Image 2017-10-26]
> bootloader:[microSD-(push-button)]:[/dev/mmcblk0]:[U-Boot
> 2017.09-00002-g0f3f1c7907]
> bootloader:[eMMC-(default)]:[/dev/mmcblk1]:[U-Boot 2015.10-00001-g143c9ee]

To use the new U-Boot overlays, you'll have to remove this "old"
bootloader from eMMC..

sudo dd if=/dev/zero of=/dev/mmcbkl1 count=1 seek=1 bs=128k

Should be enough to get it working.

Regards,

-- 
Robert Nelson
https://rcn-ee.com/

-- 
website: http://www.machinekit.io blog: http://blog.machinekit.io github: 
https://github.com/machinekit
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