NixOS on ARM/Firefly AIO-3399C: Difference between revisions

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-=== Flashing from with Rockchip upgrade_tool ===
+=== Flashing via Rockchip Loader Mode ===
+The board can easily be flashed by booting the device into the Rockchip ''loader'' mode.
+To bring the device in the loader mode:
+# Disconnect from power
+# Connect USB-C from the board to your computer
+# Hold 'Recovery' button pressed
+# Connect power, wait for 2 (or more) seconds
+# Short press the 'reset' button and release the 'Recovery' button afterwards
+==== Firefly upgrade_tool ====
+Firefly provides an <code>upgrade_tool</code> which is a modified [http://opensource.rock-chips.com/wiki_Upgradetool rock-chip upgrade tool]. Using the upstream tool however may result in weird errors like being unable to flash the image or being unable to erase the flash.
+=== Rockchip MaskROM Mode ===
+Maskrom mode is a way to get extended privileges when flashing but you need to shorten two trace points on the board. Follow [http://wiki.t-firefly.com/en/AIO-3399C/maskrom_mode.html the official documentation].
 === Flashing from U-Boot ===