14, 15 eMMC Boot Guide

Prerequisite

• Full eMMC Backup (boot0/1 and rawnand.bin)

• PC running linux

WARNING: Flashing android to your eMMC can destroy your SwitchOS if you dont make a proper backup of your eMMC beforehand like I told in the requirements. You can backup your eMMC in Hekate.

Installation

eMMC preparation

1. Erase your eMMC or shrink the USER partition

2. In hekate go to USB Tools -> Set Read-Only to OFF -> Mount eMMC RAW GPP

3. In a new Terminal run sudo gdisk /dev/<disk> (where `<disk>` is your the mounted eMMC)

4. x (enter expert mode) -> s (resize partition table) -> 128 (set max entries to 128) -> w (write changes to disk) -> y (confirm write)

5. In Gparted open your disk and create the following partition in the same order

Partition Name	Size	File system
boot	64MiB	unformatted
recovery	64MiB	unformatted
dtb	1MiB	unformatted
misc	3MiB	unformatted
cache	60MiB	unformatted
super	5922MiB	unformatted
userdata	Custom	ext4

Flashing the eMMC

1. In a terminal use dd to flash the following partition accordingly e.g. sudo dd if=boot.img of=/dev/<disk><boot_partition_number> bs=32M

File	GPT Name
boot.img	boot
recovery.img	recovery
nx-plat.dtimg	dtb

1. Create the following file on your SD Card in bootloader/ini/android.ini

[LineageOS]
l4t=1
boot_prefixes=switchroot/android/
id=SWANDR
icon=switchroot/android/icon_android_hue.bmp
logopath=switchroot/android/bootlogo_android.bmp
r2p_action=self
usb3_enable=1
emmc=1

1. The rest of the guide can be followed as-is