update README

README.md

@@ -1,7 +1,45 @@
-https://freedom251.com/raspberry-pi-5-how-to-make-composite-video-output/
+# F.O.R.G.E. (Invar)
 
-```txt
-enable_tvout=0
-sdtv_mode=2
+> This repo is a work in progress
+
+## `/boot/firmware/config.txt`
+
+```ini
+# --- overclocking ---
+# ARM core frequency in MHz
+arm_freq=3000
+# VideoCore VII frequency in MHz
+gpu_freq=1000
+# Voltage offset in microvolts
+over_voltage_delta=50000
+
+# --- opengl ---
+# Enable DRM VC4 V3D driver
+dtoverlay=vc4-kms-v3d
+# Increase the memory reserved for the GPU
+gpu_mem=64
+
+# --- tv out ---
+# enable composite TV out
+enable_tvout=1
+# NTSC, commonly 480i at approximately 60 Hz
+sdtv_mode=0
+# 4:3 aspect ratio
 sdtv_aspect=1
 ```
+
+## Installs
+
+```bash
+sudo apt update
+sudo apt upgrade
+sudo apt install mesa-utils libglfw3-dev libgl-dev libasound2-dev libv4l-dev
+```
+
+## Links
+
+* https://freedom251.com/raspberry-pi-5-how-to-make-composite-video-output/
+* https://raspberry.tips/en/raspberrypi-tutorials/overclock-raspberry-pi-5
+* https://www.baeldung.com/linux/opengl-check-working
+* https://ttt.io/glsl-raspberry-pi
+* https://www.raspberrypi.com/documentation/computers/config_txt.html