Jetson nano build custom SD image (L4T 32.5.1)

cd $HOME/JetsonNano

#

# Download L4T Jetson Driver Package
#

wget https://developer.nvidia.com/embedded/l4t/r32_release_v5.1/r32_release_v5.1/t210/jetson-210_linux_r32.5.1_aarch64.tbz2

#

# Download L4T Sample Root File System:

#

wget https://developer.nvidia.com/embedded/l4t/r32_release_v5.1/r32_release_v5.1/t210/tegra_linux_sample-root-filesystem_r32.5.1_aarch64.tbz2

#

# Install QEMU for host

#

sudo apt-get install qemu-user-static

#

# Unpack L4T R32.5.1

#

bzip2 -dc Jetson-210_Linux_R32.5.1_aarch64.tbz2 | tar xvf -

#

# Unpack simple root filesystem

#

cd Linux_for_Tegra/rootfs/

sudo tar xpf ../../Tegra_Linux_Sample-Root-Filesystem_R32.5.1_aarch64.tbz2

#

# Apply binary

#

cd ../

sudo ./apply_binaries.sh

#

# Correct apt source (t210 for jetson nano)

#

cd rootfs/

sudo vi etc/apt/sources.list.d/nvidia-l4t-apt-source.list

-deb https://repo.download.nvidia.com/jetson/<SOC> r32.5 main

+deb https://repo.download.nvidia.com/jetson/t210 r32.5 main

#

# Chang root to install custom package / software

#

cd ../../

git clone https://github.com/mdegans/enter_chroot.git

sudo cp enter_chroot/enter_chroot.sh /usr/bin/

sudo enter_chroot.sh Linux_for_Tegra/rootfs/

cd /

rm -rf README.txt

apt update

@@@ Install every thing else @@@

apt install cuda-core-10.2

...

...

exit

#

# Build custom SD image (-r 300 for jetson nano H/W B01)

#

cd Linux_for_Tegra/

sudo tools/jetson-disk-image-creator.sh -o sd-blob-b01.img -b jetson-nano -r 300

#

# Reference

#

https://forums.developer.nvidia.com/t/applying-a-preempt-rt-patch-to-jetpack-4-5-on-jetson-nano/168428/4