piframe/docs/finalize_setup.md

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# Setup Finalization
The following will walk through finalizing setup of the base environment.
``` sh
# Wait for cloud initi to spew to LCD (this will take a minute, it's prepping the initial config and deploying it, including the default user account)
# Login as ubuntu / ubuntu and follow the prompts
sudo -sHu root /bin/bash
# Disable cloud-init as it's unnecessary for the purposes of this project
touch /etc/cloud/cloud-init.disabled
nano -w /boot/firmware/cmdline.txt
remove console=tty1
# Setup screen resolution (UNCOMMENT THE RIGHT LINES!!!)
cat >> /boot/firmware/usercfg.txt <<EOF
# Setup GPU general settings
gpu_mem=256
disable_splash=1
disable_overscan=1
# Screen Settings
# Further reading
# https://www.raspberrypi.org/documentation/configuration/config-txt/video.md
# https://www.raspberrypi.org/forums/viewtopic.php?t=5851
# https://www.raspberrypi.org/forums/viewtopic.php?f=29&t=24679
# CONFU 5.5" 2k (1440x2560)
# https://www.alibaba.com/product-detail/CONFU-HDMI-to-MIPI-5-5_62010868927.html
#dtoverlay=vc4-kms-v3d-pi4
#hdmi_group=2
#hdmi_mode=87
#hdmi_cvt=1440 2560 50 3 0 0 1
# Electric Magic 8.9" 2k (2560x1600)
# https://www.amazon.com/gp/product/B082YFY8PW
#hdmi_group=2
#hdmi_mode=76
#max_framebuffer_height=2560
#max_framebuffer_width=2560
#framebuffer_width=2560
#framebuffer_height=1600
#framebuffer_depth=32
#framebuffer_ignore_alpha=1
EOF
# Reboot to pickup changes
systemctl reboot
# Login
sudo -sHu root /bin/bash
# Cleanup timezone
dpkg-reconfigure tzdata
# Full system update
apt update && apt upgrade
systemctl reboot
# Login
sudo -sHu root /bin/bash
# Useful packages
apt install build-essential cmake nano tmux vim htop iotop nload git net-tools
# Raspberry Pi tools
apt install linux-tools-raspi
mkdir /opt/raspberry-pi
cd /opt/raspberry-pi
git clone https://github.com/raspberrypi/userland.git
cd userland
./buildme --aarch64
cat > /etc/profile.d/rpi-tools.sh <<EOF
#!/bin/bash
export PATH="$PATH:/opt/vc/bin"
EOF
cat > /etc/ld.so.conf.d/00-vmcs.conf <<EOF
/opt/vc/lib
EOF
ldconfig
# Finalize basic network config
hostnamectl set-hostname piframe
# Reboot system for all changes to take effect
systemctl reboot
```