Wiki/wiki-rtd/docs/wiki_emulator_guides/duckstation/duckstation-guide.md

Duckstation - General Guide

Duckstation is a Playstation 1 - PSX Emulator.

Note: Legacy Emulator

As of RetroDECK 0.9.0b Duckstation have made licensing changes and is marked as Legacy.

It will no longer receive any updates and is working as-is.

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Duckstation Links:

Duckstation - Webpage

Duckstation - Wiki

Duckstation - Game Compatibility

Duckstation - Github

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Where to put the games?

PSX games should be put under the retrodeck/roms/psx/ directory.

What file formats are supported?

File Format	Description
.bin + .cue	Binary disc image file with cue sheet
.img	Disc image file
.iso	Standard ISO disc image
.chd	Compressed Hunks of Data (Recommended)
.mds	Media Descriptor File
.pbp	PlayStation Portable Update file
.ecm	ECM compressed file

Does Duckstation require BIOS or Firmware?

Yes, there exists several PSX BIOS from different regions and hardware versions.

PSX BIOS Guide on Github

Where to put the PSX BIOS?

Directly into the folder

retrodeck/bios/

Example:

retrodeck/bios/Scph1001.bin

Folder structure

Type	Folder	Comment
ROMs Folder	retrodeck/roms/psx/
Saves Folder	retrodeck/saves/psx/duckstation/
States Folder	retrodeck/states/psx/duckstation/
Texture Packs Folder	retrodeck/texture_packs/Duckstation/	Corresponds to duckstation/textures folder
Config Folder	~/.var/app/net.retrodeck.retrodeck/config/duckstation/	settings.xml, gameProfiles folder, controllerProfiles folder
BIOS Folder	retrodeck/bios/

Guide - Adding Texture Packs

The ~/retrodeck/texture_packs/duckstaiton/ represents the /duckstation/textures/ folder in Duckstation.

Note:
Some texture packs could made for a specific version or region of a game. Make sure you have the right game and textures for it.

Note:
TITLEID is different for every game.

Enable Custom Textures

• Open up Duckstation inside RetroDECK Configurator by pressing Open Emulator - Duckstation.
• Go to Settings -> Advanced -> Tweaks/Hacks
  

Enable VRAM Write Texture Replacement and set it to On.

Preload Texture Replacements and set it to On.

How do I add texture packs?

Requirements: Texture pack files

NOTE: On the Steam Deck this could be easier to do in Desktop Mode.

Texture folder directly

1. Extract any texture pack files from compressed .zip or any other format into folders.
2. Go into ~/retrodeck/texture_packs/duckstation/. The folders are all named by TITLEID.
3. Move textures into the right ~/retrodeck/texture_packs/duckstation/<TITLEID> folder.