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# bsnes-hd beta - RetroBIOS

Type | libretro
Classification | enhanced_fork
Source | https://github.com/DerKoun/bsnes-hd
Upstream | https://github.com/bsnes-emu/bsnes
Version | v10.6
Profiled | 2026-03-23
Cores | bsnes_hd_beta
Systems | nintendo-snes, nintendo-sgb, nintendo-satellaview, nintendo-sufami-turbo

Technical notes

bsnes-hd beta is a fork of bsnes ~v114 by DerKoun with widescreen and true color rendering. Firmware handling identical to bsnes v115. repo Version="10.6", SerializerVersion="114.2" ref: bsnes/emulator/emulator.hpp:33-34,40

SGB boot ROMs embedded in binary (icd/boot-roms.cpp:1,12). SGB1.sfc/SGB2.sfc are SGB cartridge ROMs (not boot ROMs). HLE available for DSP1/1B/2/4, ST010, CX4 (default ON in libretro). DSP3, ST011, ST018 have no HLE. Coprocessor firmware not loaded from system_dir in libretro wrapper; HLE used by default, LLE requires firmware embedded in ROM. ref: sfc/cartridge/load.cpp:431,506,586 ref: sfc/coprocessor/icd/icd.cpp:87,90 ref: target-libretro/libretro_core_options.h:462-470

20 files | 0 required, 20 optional | 20 in repo, 0 missing | 11 with HLE fallback

`dsp1.program.rom` -optional, HLE available

- System: nintendo-snes
- Source: `sfc/cartridge/load.cpp:490-494,506-513`
- Platforms: lakka, retroarch, retropie

`dsp1.data.rom` -optional, HLE available

- System: nintendo-snes
- Source: `sfc/cartridge/load.cpp:498-503,506-513`
- Platforms: lakka, retroarch, retrodeck, retropie

`dsp1b.program.rom` -optional, HLE available

- System: nintendo-snes
- Source: `sfc/cartridge/load.cpp:490-494,506-513`
- Platforms: lakka, retroarch, retrodeck, retropie

`dsp1b.data.rom` -optional, HLE available

- System: nintendo-snes
- Source: `sfc/cartridge/load.cpp:498-503,506-513`
- Platforms: lakka, retroarch, retrodeck, retropie

`dsp2.program.rom` -optional, HLE available

- System: nintendo-snes
- Source: `sfc/cartridge/load.cpp:490-494,515-520`
- Platforms: lakka, retroarch, retrodeck, retropie

`dsp2.data.rom` -optional, HLE available

- System: nintendo-snes
- Source: `sfc/cartridge/load.cpp:498-503,515-520`
- Platforms: lakka, retroarch, retrodeck, retropie

`dsp3.program.rom` -optional

- System: nintendo-snes
- Source: `sfc/cartridge/load.cpp:490-494,531-534`
- Platforms: lakka, retroarch, retrodeck, retropie
- no HLE — required for SD Gundam GX

`dsp3.data.rom` -optional

- System: nintendo-snes
- Source: `sfc/cartridge/load.cpp:498-503,531-534`
- Platforms: lakka, retroarch, retrodeck, retropie
- no HLE — required for SD Gundam GX

`dsp4.program.rom` -optional, HLE available

- System: nintendo-snes
- Source: `sfc/cartridge/load.cpp:490-494,522-528`
- Platforms: lakka, retroarch, retrodeck, retropie

`dsp4.data.rom` -optional, HLE available

- System: nintendo-snes
- Source: `sfc/cartridge/load.cpp:498-503,522-528`
- Platforms: lakka, retroarch, retrodeck, retropie

`cx4.data.rom` -optional, HLE available

- System: nintendo-snes
- Size: 3.0 KB
- Source: `sfc/cartridge/load.cpp:431-454`
- Platforms: lakka, retroarch, retrodeck, retropie

`st010.program.rom` -optional, HLE available

- System: nintendo-snes
- Source: `sfc/cartridge/load.cpp:570-574,586-596`
- Platforms: lakka, retroarch, retrodeck, retropie

`st010.data.rom` -optional, HLE available

- System: nintendo-snes
- Source: `sfc/cartridge/load.cpp:578-583,586-596`
- Platforms: lakka, retroarch, retrodeck, retropie

`st011.program.rom` -optional

- System: nintendo-snes
- Source: `sfc/cartridge/load.cpp:570-574,599-602`
- Platforms: lakka, retroarch, retrodeck, retropie
- no HLE — required for Hayazashi Nidan Morita Shougi

`st011.data.rom` -optional

- System: nintendo-snes
- Source: `sfc/cartridge/load.cpp:578-583,599-602`
- Platforms: lakka, retroarch, retrodeck, retropie
- no HLE — required for Hayazashi Nidan Morita Shougi

`st018.program.rom` -optional

- System: nintendo-snes
- Source: `sfc/cartridge/load.cpp:379-384`
- Platforms: lakka, retroarch, retrodeck, retropie
- no HLE — required for Hayazashi Nidan Morita Shougi 2

`st018.data.rom` -optional

- System: nintendo-snes
- Source: `sfc/cartridge/load.cpp:387-393`
- Platforms: lakka, retroarch, retropie
- no HLE — required for Hayazashi Nidan Morita Shougi 2

`SGB1.sfc` -optional

- System: nintendo-sgb
- MD5: `b15ddb15721c657d82c5bab6db982ee9`
- Source: `target-libretro/libretro.cpp:1022,1040`
- Platforms: batocera, lakka, recalbox, retroarch, retrobat, retrodeck, retropie
- SGB1 cartridge ROM. Boot ROM embedded in icd/boot-roms.cpp:1

`SGB2.sfc` -optional

- System: nintendo-sgb
- MD5: `8ecd73eb4edf7ed7e81aef1be80031d5`
- Source: `target-libretro/libretro.cpp:1022,1040`
- Platforms: batocera, lakka, recalbox, retroarch, retrobat, retrodeck, retropie
- SGB2 cartridge ROM. Boot ROM embedded in icd/boot-roms.cpp:12

`BS-X.bin` -optional

- System: nintendo-satellaview
- Source: `target-libretro/libretro.cpp:1054-1060`
- Platforms: batocera, lakka, recalbox, retroarch, retrobat, retrodeck, retropie
- required when loading .bs files, core returns false if missing

Generated on 2026-03-25T14:56:43Z