Update!

I managed to get it to boot by completely erasing the microSD card and 
formatting it as EXT4.

Thanks, everyone!

On Tuesday, March 9, 2021 at 10:57:14 AM UTC+8 Chinmay Pendharkar wrote:

> Thanks Robert.
>
> OK. I removed the uEnv.txt from the microSD card (so now I have an empty 
> FAT partition on the card). But it's still doesn't seem to want to boot. 
> The serial console is empty.. :(
>
> -Chinmay
>
> On Tue, Mar 9, 2021 at 10:45 AM Robert Nelson <[email protected]> wrote:
>
>> On Mon, Mar 8, 2021 at 8:40 PM Chinmay Pendharkar <[email protected]> 
>> wrote:
>> >
>> > Hello people,
>> >
>> > I'm trying to use the SDCard on the BBAI for extra storage.
>> >
>> > - I have successfully flashed Debian Console image onto the EMMC using 
>> the published flasher images.
>> > - Next,  I formatted a new microSD Card with MBR and create a FAT 
>> partition
>> > - Next, I created a uEnv.txt in that partition with the contents
>> >
>> > ```
>> > mmcdev=1
>> > bootpart=1:2
>> > mmcroot=/dev/mmcblk1p2 ro
>> > optargs=quiet
>> > ```
>> > I was using this article as a reference : 
>> https://elinux.org/Beagleboard:MicroSD_As_Extra_Storage
>> >
>> > However, when I insert the microSD card and reset the board, I don't 
>> see anything on the serial console.
>> >
>> > Usually, I can see
>> >
>> > ```
>> > U-Boot 2020.10-rc1-00001-gc5bc0aaa70...
>> > ...
>> >
>> > but when I have this microSD card inserted, I don't see anything.
>> >
>> > What am I doing wrong?
>>
>> On the BBAI, if you want to use the microSD as extra storage, do NOT
>> create any files named "uEnv.txt" under /, or /boot/ , etc..
>>
>> Then u-boot will happily ignore it..
>>
>> The BBAI (am57xx) has a different boot order then the BBB (am335x), on
>> the BBAI the microSD is always first, where as the BBB the eMMC is
>> first..
>>
>> Regards,
>>
>> -- 
>> Robert Nelson
>> https://rcn-ee.com/
>>
>

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