I have Firefly-RK3399 board i already download rock64pro dietpi version on my sd card but system opens from mmc card so I can’t boot from sdcard is rock64pro dietpi version is ok for this board?
Just a question, your system currently booting from emmc all the time. As well if a SD card is insert?
yes. 20 characters limitation
I guess you need to connect jumper correctly to boot from SD card Setup of Rock64 using the jumper-and-sd-card method to flash an eMMC. | Todd’s Technical Treasures
In the firefly wiki they write:
Firefly-RK3399 supports booting from the following storage devices:
If this is true, you can’t boot from SD. This board also has no jumper to change the boot order:
It seem’s like the SD card slot is there for updating the firmware / write stuff to the eMMC.
Edit: In the wiki they have instructions how to update the firmware to use Debian and Ubuntu. Maybe you can install Debian and then run the Dietpi update script.
yes debian running let me try dietpi update script thank you for your sugession.