View source for psx.wiki

This is an old revision of this page, as edited by RemmyLee at 03:10, 23 October 2026. Publishing it replaces the current version.
← psx.wiki
You do not have permission to edit this page. Log in to edit.
---
title: psx.wiki
type: portal
---

psx.wiki documents the original Sony PlayStation: its hardware, system software, development kits, file formats, games and history.

## Hardware

- [System Architecture](/hardware/system-architecture/)
- [CPU](/hardware/cpu/): [Instruction Set](/hardware/cpu/instruction-set/) · [COP0](/hardware/cpu/cop0/)
- [Memory Map](/hardware/memory-map/) · [I/O Map](/hardware/io-map/) · [Memory Control](/hardware/memory-control/)
- [Interrupts](/hardware/interrupts/) · [DMA](/hardware/dma/) · [Root Counters](/hardware/timers/)
- [GPU](/hardware/gpu/): [GP0 Drawing](/hardware/gpu/gp0-drawing/) · [GP0 Environment](/hardware/gpu/gp0-environment/) · [GP0 Transfer](/hardware/gpu/gp0-transfer/) · [GP1](/hardware/gpu/gp1/) · [GPUSTAT](/hardware/gpu/gpustat/) · [VRAM](/hardware/gpu/vram/) · [Rendering](/hardware/gpu/rendering/) · [Texture Cache](/hardware/gpu/texture-cache/) · [Video Timing](/hardware/gpu/video-timing/)
- [GTE](/hardware/gte/): [Registers](/hardware/gte/registers/) · [Commands](/hardware/gte/commands/)
- [MDEC](/hardware/mdec/)
- [SPU](/hardware/spu/): [Registers](/hardware/spu/registers/) · [ADPCM](/hardware/spu/adpcm/) · [ADSR](/hardware/spu/adsr/) · [Reverb](/hardware/spu/reverb/)
- [CD-ROM](/hardware/cd-rom/): [Registers](/hardware/cd-rom/registers/) · [Commands](/hardware/cd-rom/commands/) · [XA Audio](/hardware/cd-rom/xa-audio/) · [Disc Format](/hardware/cd-rom/disc-format/)
- [Controller](/hardware/controller/): [Protocol](/hardware/controller/protocol/)
- [Memory Card](/hardware/memory-card/)
- [Serial Interfaces](/hardware/sio/) · [Expansion Port](/hardware/expansion-port/)

## System Software

- [BIOS](/system/bios/): [Boot](/system/bios/boot/) · [A Functions](/system/bios/a-functions/) · [B Functions](/system/bios/b-functions/) · [C Functions](/system/bios/c-functions/) · [Syscalls](/system/bios/syscalls/) · [Events](/system/bios/events/) · [Threads](/system/bios/threads/) · [File I/O](/system/bios/file-io/)
- [PS-X OS](/system/ps-x-os/)
- [PS-X EXE](/system/ps-x-exe/) · [SYSTEM.CNF](/system/system-cnf/)

## SDKs

### Psy-Q

[Psy-Q](/sdk/psy-q/) tools and Sony's run-time library:

- System: [libapi](/sdk/psy-q/libapi/) · [libc](/sdk/psy-q/libc/) · [libmath](/sdk/psy-q/libmath/) · [libetc](/sdk/psy-q/libetc/)
- Graphics: [libgpu](/sdk/psy-q/libgpu/) · [libgte](/sdk/psy-q/libgte/) · [libgs](/sdk/psy-q/libgs/) · [libhmd](/sdk/psy-q/libhmd/)
- CD-ROM and movies: [libcd](/sdk/psy-q/libcd/) · [libds](/sdk/psy-q/libds/) · [libpress](/sdk/psy-q/libpress/)
- Sound: [libspu](/sdk/psy-q/libspu/) · [libsnd](/sdk/psy-q/libsnd/)
- Controllers and serial: [libpad](/sdk/psy-q/libpad/) · [libsio](/sdk/psy-q/libsio/) · [libcomb](/sdk/psy-q/libcomb/)
- Memory Card: [libcard](/sdk/psy-q/libcard/) · [libmcrd](/sdk/psy-q/libmcrd/) · [libmcx](/sdk/psy-q/libmcx/) · [mcgui](/sdk/psy-q/mcgui/)

## File Formats

- Graphics: [TIM](/formats/tim/) · [TMD](/formats/tmd/) · [PMD](/formats/pmd/) · [HMD](/formats/hmd/) · [RSD](/formats/rsd/) · [TOD](/formats/tod/)
- Sprite editor: [SDF](/formats/sdf/) · [PXL](/formats/pxl/) · [CLT](/formats/clt/) · [ANM](/formats/anm/) · [TSQ](/formats/tsq/) · [CEL](/formats/cel/) · [BGD](/formats/bgd/)
- Movies and streaming: [STR](/formats/str/) · [BS](/formats/bs/) · [XA](/formats/xa/) · [DA](/formats/da/)
- Sound: [VAB](/formats/vab/) · [VAG](/formats/vag/) · [SEQ](/formats/seq/) · [SEP](/formats/sep/)
- Memory Card: [FAT](/formats/memory-card-fat/)
- Programs: [PS-X EXE](/system/ps-x-exe/) · [SYSTEM.CNF](/system/system-cnf/)

## Browse

- [All pages](/pages/)