Dolphin - RetroBIOS

Type	standalone + libretro
Classification	Community forks
Source	https://github.com/libretro/dolphin
Upstream	https://github.com/dolphin-emu/dolphin
Version	Git
Profiled	2026-03-23
Cores	dolphin
Systems	nintendo-gamecube, nintendo-wii, sega-triforce

Pack structure

• libretro: dolphin-emu
• standalone:

34 files | 1 required, 33 optional | 33 in repo, 1 missing | 18 with HLE fallback

IPL.bin optional in repo HLE fallback north-america

• Path: GC/USA/IPL.bin
• Size: 2.0 MB
• Source: Source/Core/Common/CommonPaths.h:139, Source/Core/Core/HW/EXI/EXI_DeviceIPL.cpp:108
• Platforms: batocera, emudeck, lakka, recalbox, retroarch, retropie, rocknix
• GameCube NTSC-U boot ROM. HLE available but real IPL needed for GC menu boot and accurate fonts

IPL.bin optional in repo HLE fallback europe

• Path: GC/EUR/IPL.bin
• Size: 2.0 MB
• Source: Source/Core/Core/Config/MainSettings.cpp:776-782
• Platforms: batocera, emudeck, lakka, recalbox, retroarch, retropie, rocknix
• GameCube PAL boot ROM

IPL.bin optional in repo HLE fallback japan

• Path: GC/JAP/IPL.bin
• Size: 2.0 MB
• Source: Source/Core/Core/HW/EXI/EXI_DeviceIPL.cpp:185
• Platforms: batocera, emudeck, lakka, recalbox, retroarch, retropie, rocknix
• GameCube NTSC-J boot ROM. JAP is the legacy directory name

dsp_rom.bin optional in repo HLE fallback

• Path: GC/dsp_rom.bin
• Size: 8.0 KB
• Adler32: 0x66f334fe
• Validation: size
• Source: Source/Core/Common/CommonPaths.h:136, Source/Core/Core/HW/DSPLLE/DSPLLE.cpp:84-117
• Platforms: lakka, retroarch, retropie
• DSP instruction ROM for LLE audio. Free replacement (v0.4) included

dsp_coef.bin optional in repo HLE fallback

• Path: GC/dsp_coef.bin
• Size: 4.0 KB
• Adler32: 0xf3b93527
• Validation: size
• Source: Source/Core/Common/CommonPaths.h:137, Source/Core/Core/DSP/DSPCore.cpp:32-33, Source/Core/Core/HW/DSPHLE/UCodes/AX.cpp:55-62
• Platforms: lakka, retroarch, retropie
• DSP coefficient ROM for LLE audio and HLE polyphase resampling. Free replacement included

font_western.bin optional in repo HLE fallback

• Path: GC/font_western.bin
• Size: 9.4 KB
• Source: Source/Core/Common/CommonPaths.h:133, Source/Core/Core/HW/EXI/EXI_DeviceIPL.cpp:130, Source/Core/Core/HW/EXI/EXI_DeviceIPL.cpp:202-239
• Platforms: lakka, retroarch, retropie
• Windows-1252 font for GC/Wii text rendering. Free alternative bundled, real one from IPL dump preferred

font_japanese.bin optional in repo HLE fallback

• Path: GC/font_japanese.bin
• Size: 296.6 KB
• Source: Source/Core/Common/CommonPaths.h:134, Source/Core/Core/HW/EXI/EXI_DeviceIPL.cpp:129, Source/Core/Core/HW/EXI/EXI_DeviceIPL.cpp:234
• Platforms: lakka, retroarch, retropie
• Shift-JIS font for Japanese text. Free alternative bundled, real one from IPL dump preferred

segaboot.gcm required in repo

• Path: Triforce/segaboot.gcm
• System: sega-triforce
• Source: Source/Core/Core/HW/DVD/AMMediaboard.cpp:160, Source/Core/Core/HW/DVD/AMMediaboard.cpp:512, Source/Core/Core/HW/DVD/AMMediaboard.cpp:531-551, Source/Core/Core/HW/DVD/DVDInterface.cpp:292-294, Source/Core/Core/System.h:147
• Platforms: batocera, retrobat, retrodeck
• SegaBoot, the Triforce system disc image. Read on every Triforce boot, min(size, 2 MiB) copied into the firmware buffer, nothing validated

gba_bios.bin optional in repo HLE fallback

• Path: GBA/gba_bios.bin
• Source: Source/Core/Common/CommonPaths.h:145, Source/Core/Core/HW/GBACore.cpp:346-363
• Platforms: batocera, lakka, recalbox, retroarch, retrobat, retrodeck, retropie, rocknix, romm
• GBA BIOS for GC-GBA link feature (uses integrated mGBA). Path configurable in settings

SYSCONF optional in repo HLE fallback

• Path: Wii/shared2/sys/SYSCONF
• Source: Source/Core/Common/CommonPaths.h:118, Source/Core/Common/FileUtil.cpp:900
• Wii system configuration. Auto-generated by Dolphin, can be imported from NAND backup

setting.txt optional in repo HLE fallback

• Path: Wii/title/00000001/00000002/data/setting.txt
• Size: 256 B
• Source: Source/Core/Common/CommonPaths.h:153, Source/Core/Core/Boot/Boot_BS2Emu.cpp:384-460
• Wii region/language settings. Auto-generated by Dolphin during Wii boot emulation

nand.bin optional in repo HLE fallback

• Source: Source/Core/DiscIO/NANDImporter.cpp:26-39, Source/Core/DiscIO/NANDImporter.cpp:42-89
• BootMii NAND backup. Can be imported to populate Wii NAND with channels, saves, system menu

keys.bin optional in repo HLE fallback

• Size: 1.0 KB
• Source: Source/Core/DiscIO/NANDImporter.cpp:20, Source/Core/DiscIO/NANDImporter.cpp:82-94, Source/Core/DiscIO/NANDImporter.h:46
• OTP/SEEPROM dump (Wii encryption keys). Needed if not appended to nand.bin for NAND import

WiiSD.raw optional in repo HLE fallback

• Path: Load/WiiSD.raw
• Source: Source/Core/Common/CommonPaths.h:150
• Virtual SD card image for Wii homebrew. Auto-created by Dolphin, supports SD/SDHC up to 4GB

codehandler.bin optional in repo HLE fallback

• Source: Source/Core/Common/CommonPaths.h:155, Source/Core/Core/GeckoCode.cpp:120
• Platforms: lakka, retroarch, retropie
• Gecko/Ocarina cheat code handler. Shipped with Dolphin in Sys/, not user-supplied

Wii System Menu optional missing HLE fallback standalone

• Source: Source/Core/DolphinQt/MainWindow.cpp:1629-1631, Source/Core/DolphinQt/MenuBar.cpp:1218-1232
• Wii System Menu WAD. Installed to NAND via Tools > Install WAD, needed for Wii Menu boot

clientca.pem optional in repo HLE fallback

• Path: Wii/clientca.pem
• Source: Source/Core/DiscIO/NANDImporter.cpp:239-323
• SSL client certificate. Auto-extracted from IOS13 content during NAND import

clientcakey.pem optional in repo HLE fallback

• Path: Wii/clientcakey.pem
• Source: Source/Core/DiscIO/NANDImporter.cpp:275
• SSL client private key. Auto-extracted from IOS13 content during NAND import

rootca.pem optional in repo HLE fallback

• Path: Wii/rootca.pem
• Source: Source/Core/DiscIO/NANDImporter.cpp:276
• SSL root CA certificate. Auto-extracted from IOS13 content during NAND import

rtl8723a_fw.bin optional in repo standalone

• Path: Load/Firmware/rtl_bt/rtl8723a_fw.bin
• Source: Source/Core/Core/IOS/USB/Bluetooth/RealtekFirmwareLoader.cpp:414
• Realtek 8723A BT firmware for Wiimote passthrough

rtl8723b_fw.bin optional in repo standalone

• Path: Load/Firmware/rtl_bt/rtl8723b_fw.bin
• Source: Source/Core/Core/IOS/USB/Bluetooth/RealtekFirmwareLoader.cpp:389
• Realtek 8723B BT firmware for Wiimote passthrough

rtl8723d_fw.bin optional in repo standalone

• Path: Load/Firmware/rtl_bt/rtl8723d_fw.bin
• Source: Source/Core/Core/IOS/USB/Bluetooth/RealtekFirmwareLoader.cpp:418
• Realtek 8723D BT firmware for Wiimote passthrough

rtl8761a_fw.bin optional in repo standalone

• Path: Load/Firmware/rtl_bt/rtl8761a_fw.bin
• Source: Source/Core/Core/IOS/USB/Bluetooth/RealtekFirmwareLoader.cpp:393
• Realtek 8761A BT firmware for Wiimote passthrough

rtl8761bu_fw.bin optional in repo standalone

• Path: Load/Firmware/rtl_bt/rtl8761bu_fw.bin
• Source: Source/Core/Core/IOS/USB/Bluetooth/RealtekFirmwareLoader.cpp:395
• Realtek 8761BU BT firmware for Wiimote passthrough (most common USB dongle)

rtl8821a_fw.bin optional in repo standalone

• Path: Load/Firmware/rtl_bt/rtl8821a_fw.bin
• Source: Source/Core/Core/IOS/USB/Bluetooth/RealtekFirmwareLoader.cpp:397
• Realtek 8821A BT firmware for Wiimote passthrough

rtl8821c_fw.bin optional in repo standalone

• Path: Load/Firmware/rtl_bt/rtl8821c_fw.bin
• Source: Source/Core/Core/IOS/USB/Bluetooth/RealtekFirmwareLoader.cpp:426
• Realtek 8821C BT firmware for Wiimote passthrough

rtl8822b_fw.bin optional in repo standalone

• Path: Load/Firmware/rtl_bt/rtl8822b_fw.bin
• Source: Source/Core/Core/IOS/USB/Bluetooth/RealtekFirmwareLoader.cpp:430
• Realtek 8822B BT firmware for Wiimote passthrough

rtl8822cu_fw.bin optional in repo standalone

• Path: Load/Firmware/rtl_bt/rtl8822cu_fw.bin
• Source: Source/Core/Core/IOS/USB/Bluetooth/RealtekFirmwareLoader.cpp:401
• Realtek 8822CU BT firmware for Wiimote passthrough

rtl8851bu_fw.bin optional in repo standalone

• Path: Load/Firmware/rtl_bt/rtl8851bu_fw.bin
• Source: Source/Core/Core/IOS/USB/Bluetooth/RealtekFirmwareLoader.cpp:405
• Realtek 8851BU BT firmware for Wiimote passthrough

rtl8852au_fw.bin optional in repo standalone

• Path: Load/Firmware/rtl_bt/rtl8852au_fw.bin
• Source: Source/Core/Core/IOS/USB/Bluetooth/RealtekFirmwareLoader.cpp:407
• Realtek 8852AU BT firmware for Wiimote passthrough

rtl8852bu_fw.bin optional in repo standalone

• Path: Load/Firmware/rtl_bt/rtl8852bu_fw.bin
• Source: Source/Core/Core/IOS/USB/Bluetooth/RealtekFirmwareLoader.cpp:409
• Realtek 8852BU BT firmware for Wiimote passthrough

rtl8852cu_fw.bin optional in repo standalone

• Path: Load/Firmware/rtl_bt/rtl8852cu_fw.bin
• Source: Source/Core/Core/IOS/USB/Bluetooth/RealtekFirmwareLoader.cpp:411
• Realtek 8852CU BT firmware for Wiimote passthrough

rtl8852btu_fw.bin optional in repo standalone

• Path: Load/Firmware/rtl_bt/rtl8852btu_fw.bin
• Source: Source/Core/Core/IOS/USB/Bluetooth/RealtekFirmwareLoader.cpp:413
• Realtek 8852BT/8852BE-VT BT firmware for Wiimote passthrough

rtl8922au_fw.bin optional in repo standalone

• Path: Load/Firmware/rtl_bt/rtl8922au_fw.bin
• Source: Source/Core/Core/IOS/USB/Bluetooth/RealtekFirmwareLoader.cpp:415
• Realtek 8922AU BT firmware for Wiimote passthrough

Data directories

• dolphin-sys >Sys

Generated on 2026-09-14T09:03:09Z