Libretro-supafaust is an SNES emulator for ARM multi-core Cortex A7, A9, A15, A53 boards.
¶ 
Licence
This core is under GPLv2 license.
¶ 
Compatibility
| RPI0/RPI1 | RPI3 | RPI4/RPI400 | RPI5 | ODROID XU4 | OGA/OGS/RG351 | PC | RG353 |
|---|---|---|---|---|---|---|---|
| ❌ | ✅ | ✅ | ✅ | ✅ | ❌ | ✅ | ✅ |
¶ 
Features
| Feature | Supported |
|---|
¶ 
BIOS
No bios is required.
¶ 
Roms
¶ Supported extensions
Roms must have the extension:
- .fig
- .sfc
- .smc
- .swc
- .zip
- .7z
This system supports compressed roms in .zip/.7z format. However, be careful, it is only an archive.
The files contained in the .zip/.7z must correspond to the extensions mentioned above.
Moreover, each .zip/.7z file must contain only one compressed rom.
¶ Location
Put the roms like this:
┣ 📁 recalbox
┃ ┣ 📁 share
┃ ┃ ┣ 📁 roms
┃ ┃ ┃ ┣ 📁 snes
┃ ┃ ┃ ┃ ┣ 🗒 game.zip
The roms using No-Intro format are highly recommended.
For more information about roms, go to this tutorial !
¶ 
Advanced configuration of the emulator
To be able to keep your custom configurations during an upgrade, we advise you to use our configuration override feature.
¶ Accessing to options
You can configure various options in two different ways.
- Via RetroArch menu:
┣ 📁 RetroArch Menu
┃ ┣ 📁 Core options
┃ ┃ ┣ 🧩 Name_option
- Via the file
retroarch-core-options.cfg:
┣ 📁 recalbox
┃ ┣ 📁 share
┃ ┃ ┣ 📁 system
┃ ┃ ┃ ┣ 📁 configs
┃ ┃ ┃ ┃ ┣ 📁 retroarch
┃ ┃ ┃ ┃ ┃ ┣ 📁 cores
┃ ┃ ┃ ┃ ┃ ┃ ┣ 🧩 retroarch-core-options.cfg
¶ Core options
| Options | Options values | Variables (for configuration override) | Variables values |
|---|---|---|---|
| Pixel format | rgb565 ✅ / xrgb8888 / 0rgb1555 |
supafaust_pixel_format |
rgb565 / xrgb8888 / 0rgb1555 |
| Correct pixel aspect ratio | Activé ✅ / Désactivé / force_ntsc / force_pal |
supafaust_correct_aspect |
enabled / disabled / force_ntsc / force_pal |
| Horizontal blend/double filter | phr256blend_auto512 ✅ / phr256blend_512 / 512_blend / 512 / phr256blend |
supafaust_h_filter |
phr256blend_auto512 / phr256blend_512 / 512_blend / 512 / phr256blend |
| Deinterlacer | bob_offset ✅ / weave / blend |
supafaust_deinterlacer |
bob_offset / weave / blend |
| First displayed scanline in NTSC mode | 0 ✅ / 1 / 2 / 3 / 4 / 5 / 6 / 7 / 8 / 9 / 10 / 11 / 12 / 13 / 14 / 15 / 16 |
supafaust_slstart |
0 / 1 / 2 / 3 / 4 / 5 / 6 / 7 / 8 / 9 / 10 / 11 / 12 / 13 / 14 / 15 / 16 |
| Last displayed scanline in NTSC mode | 223 ✅ / 222 / 221 / 220 / 219 / 218 / 217 / 216 / 215 / 214 / 213 / 212 / 211 / 210 / 209 / 208 / 207 |
supafaust_slend |
223 / 222 / 221 / 220 / 219 / 218 / 217 / 216 / 215 / 214 / 213 / 212 / 211 / 210 / 209 / 208 / 207 |
| First displayed scanline in PAL mode | 0 ✅ / 1 / 2 / 3 / 4 / 5 / 6 / 7 / 8 / 9 / 10 / 11 / 12 / 13 / 14 / 15 / 16 / 17 / 18 / 19 / 20 / 21 / 22 / 23 / 24 |
supafaust_slstartp |
0 / 1 / 2 / 3 / 4 / 5 / 6 / 7 / 8 / 9 / 10 / 11 / 12 / 13 / 14 / 15 / 16 / 17 / 18 / 19 / 20 / 21 / 22 / 23 / 24 |
| Last displayed scanline in PAL mode | 238 ✅ / 237 / 236 / 235 / 234 / 233 / 232 / 231 / 230 / 229 / 228 / 227 / 226 / 225 / 224 / 223 / 222 / 221 / 220 / 219 / 218 / 217 / 216 / 215 / 214 |
supafaust_slendp |
238 / 237 / 236 / 235 / 234 / 233 / 232 / 231 / 230 / 229 / 228 / 227 / 226 / 225 / 224 / 223 / 222 / 221 / 220 / 219 / 218 / 217 / 216 / 215 / 214 |
| Region/Type of SNES to emulate | auto ✅ / ntsc / pal / ntsc_lie_auto / pal_lie_auto / ntsc_lie_pal / pal_lie_ntsc |
supafaust_region |
auto / ntsc / pal / ntsc_lie_auto / pal_lie_auto / ntsc_lie_pal / pal_lie_ntsc |
| Begin frame in SNES VBlank to lower latency | Activé ✅ / Désactivé |
supafaust_frame_begin_vblank |
enabled / disabled |
| Enable 1-frame run-ahead | Désactivé ✅ / video / video+audio |
supafaust_run_ahead |
disabled / video / video+audio |
| Enable multitap | Désactivé ✅ / port1 / port2 / port1+port2 |
supafaust_multitap |
disabled / port1 / port2 / port1+port2 |
| CX4 clock rate % | 100 ✅ / 125 / 150 / 175 / 200 / 250 / 300 / 400 / 500 |
supafaust_cx4_clock_rate |
100 / 125 / 150 / 175 / 200 / 250 / 300 / 400 / 500 |
| SuperFX clock rate % | 95 / 100 ✅ / 125 / 150 / 175 / 200 / 250 / 300 / 400 / 500 |
supafaust_superfx_clock_rate |
95 / 100 / 125 / 150 / 175 / 200 / 250 / 300 / 400 / 500 |
| Emulate SuperFX instruction cache | Désactivé ✅ / Activé |
supafaust_superfx_icache |
disabled / enabled |
| Internal resampler(output rate) | Désactivé ✅ / 44100 / 48000 / 96000 |
supafaust_audio_rate |
disabled / 44100 / 48000 / 96000 |
| Emulation thread affinity mask | 0x0 / 0x1 / 0x2 ✅ / 0x3 / 0x4 / 0x5 / 0x6 / 0x7 / 0x8 / 0x9 / 0xa / 0xb / 0xc / 0xd / 0xe / 0xf |
supafaust_thread_affinity_emu |
0x0 / 0x1 / 0x2 / 0x3 / 0x4 / 0x5 / 0x6 / 0x7 / 0x8 / 0x9 / 0xa / 0xb / 0xc / 0xd / 0xe / 0xf |
| PPU render thread affinity mask | 0x0 / 0x1 ✅ / 0x2 / 0x3 / 0x4 / 0x5 / 0x6 / 0x7 / 0x8 / 0x9 / 0xa / 0xb / 0xc / 0xd / 0xe / 0xf |
supafaust_thread_affinity_ppu |
0x0 / 0x1 / 0x2 / 0x3 / 0x4 / 0x5 / 0x6 / 0x7 / 0x8 / 0x9 / 0xa / 0xb / 0xc / 0xd / 0xe / 0xf |
| PPU renderer | mt ✅ / st |
supafaust_renderer |
mt / st |
¶ 
External links
- Source code used: https://github.com/libretro/supafaust/