github TheGammaSqueeze/GammaOS GammaOS_v1.1_Lite_RG405M
Anbernic RG405M - GammaOS Lite Custom Firmware - v1.1 - 25th May 2023

2 years ago

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Information

GammaOS Lite is based on LineageOS 19.1 (Android 12). It provides a debloated and performance optimized experience for users who are looking to get the best out of their Anbernic RG405M.

All Google services and additional unused components removed for extra performance headroom.
Uses Retroid Pocket 3+ GPU Drivers for extra performance boost.

If you are already on GammaOS, GammaOs Lite will require a factory reset

Use GammaOS if you require Google services. https://github.com/TheGammaSqueeze/GammaOS/releases/tag/GammaOS_v1.1_RG405M

Features:

  • Based on debloated and clean LineageOS 19.1 build, Android 12 for a smoother experience. Non-essential apps removed. No Google Service Framework, no Play Store or Google apps.
  • Daijisho launcher as front-end, pre-configured with RetroArch for some systems. (Optimized settings for GB,GBC,GBA,NES,SNES,Genesis,PSX) (PSX will require a BIOS file to be supplied by you).
  • Aurora store included.
  • Adguard ad blocking included as default (can be disabled via Private DNS settings).
  • Magisk/root included.
  • 60hz refresh rate fix for display (stock is 61.2hz and can cause frame pacing issues with emulation).
  • Oversharpening display fixed.
  • Analog stick calibration for more tighter controls.
  • CPU, GPU, Memory now using performance governors for extra performance boost.
  • Experimental GPU drivers taken from Retroid Pocket 3+. (Optimized Anbernic GPU drivers available as fallback)

Changelog

- (v1.1 Lite) Initial release for GammaOS Lite, super debloated build with no GSF. Extra tweaks made for additional performance, using Retroid GPU drivers.

  • (v1.1) Update system base image to lineage-19.1-20230508-UNOFFICIAL-arm64_bgN.

  • (v1.1) Unlock full speed DDR memory frequency to 1866mhz for added performance boost.

  • (v1.1) Move Retroid Pocket 3+ graphics driver to separate experimental build. Reintroduce Anbernic graphics driver with added optimizations as default.

  • (v1.1) Update flashing scripts to use alternative flashing method to prevent issues with incompatible devices. Updated instructions.

  • (v1.1) Update RetroArch/Daijisho - for fresh installs/factory reset only. Change default SNES RetroArch core to Snes9x Current to overcome bug with controls not working when launching from Daijisho.

  • (v1.1) Update RetroArch settings - for fresh installs/factory reset only. Menu toggle moved to L3 + R3 combo. Close Content menu option closes RetroArch and back to previous app (usually Daijisho). Increase menu font size.

  • (v1.1) Update RetroArch hotkeys - for fresh installs/factory reset only (Home/Back button + L1/Slow Motion | L2/Load State | R2/Save State | R1/Fast Forward | X/Show FPS | Y/Screenshot).

  • (v1.0) - Initial release

Download

(v1.1 Lite) https://drive.google.com/file/d/1jJwjZ3BNlwURfkzsjOF87T0CDhWi-ZWf/view?usp=drive_link

Instructions

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