emulator: DOSBox-core type: standalone + libretro core_classification: community_fork source: "https://github.com/libretro/dosbox-core" upstream: "https://github.com/dosbox-staging/dosbox-staging" profiled_date: "2026-03-19" core_version: "SVN" display_name: "DOS (DOSBox-core)" cores: [dosbox_core] systems: [dos] verification: sha1 notes: | No BIOS required. MT-32 and SoundFont support is optional for MIDI music. Libretro mode: MT-32 ROMs loaded by exact filename from system directory. mt32.romdir = system_dir (libretro.cpp:652). CM-32L is default type. ref: src/gui/midi_mt32.cpp:35,51-66 FluidSynth reads .sf2/.sf3/.dls/.gig from system/soundfonts/. ref: libretro/src/libretro.cpp:1086-1097 BASSMIDI reads .sf2/.sfz from system/soundfonts/, requires BASS + BASSMIDI shared libs in system dir (dlopen'd at runtime). ref: libretro/src/midi_bassmidi.cpp:232-254 .info declares firmware_count=10 (4 ROMs + 6 BASS libs). Standalone mode (DOSBox Staging): MT-32 ROMs identified by SHA1 hash (MUNT), not filename. Any file in mt32-roms/ dir scanned and matched. Split ROM pairs supported (_a+_b). ref: dosbox-staging src/midi/mt32.cpp:109-148 (ROM defs), 470-484 (dir scan) Default dir: config_dir/mt32-roms/ (dosbox.h:173) Models: MT-32 v1.04-1.07, BlueRidge, v2.03-2.07, CM-32L v1.00-1.02, CM-32LN v1.00 Sound Canvas (SC-55/SC-155/SC-88) emulation with soundcanvas-roms/ dir. ref: src/midi/soundcanvas.cpp, dosbox.h:174 SoundFonts in config_dir/soundfonts/ (dosbox.h:175) ref: src/midi/fluidsynth.cpp:68-69,211 files: # -- MT-32 Control ROM -- # The core only loads MT32_CONTROL.ROM (not versioned filenames). # Any v1.x control ROM (64 KB) works. The .info references v1.07. - name: "MT32_CONTROL.ROM" description: "MT-32 Control v1.04" required: false hle_fallback: true size: 65536 sha1: "5a5cb5a77d7d55ee69657c2f870416daed52dea7" source_ref: "midi_mt32.cpp:55" - name: "MT32_CONTROL.ROM" description: "MT-32 Control v1.05" required: false hle_fallback: true size: 65536 sha1: "e17a3a6d265bf1fa150312061134293d2b58288c" source_ref: "midi_mt32.cpp:55" - name: "MT32_CONTROL.ROM" description: "MT-32 Control v1.06" required: false hle_fallback: true size: 65536 sha1: "a553481f4e2794c10cfe597fef154eef0d8257de" source_ref: "midi_mt32.cpp:55" - name: "MT32_CONTROL.ROM" description: "MT-32 Control v1.07" required: false hle_fallback: true size: 65536 sha1: "b083518fffb7f66b03c23b7eb4f868e62dc5a987" source_ref: "midi_mt32.cpp:55, dosbox_core_libretro.info:firmware0" notes: "version referenced in .info file (md5: 5626206284b22c2734f3e9efefcd2675)" - name: "MT32_CONTROL.ROM" description: "MT-32 Control BlueRidge" required: false hle_fallback: true size: 65536 sha1: "7b8c2a5ddb42fd0732e2f22b3340dcf5360edf92" source_ref: "midi_mt32.cpp:55" # -- MT-32 v2.x Control ROMs (128 KB) -- - name: "MT32_CONTROL.ROM" description: "MT-32 Control v2.03 (new MT-32)" required: false hle_fallback: true size: 131072 sha1: "5837064c9df4741a55f7c4d8787ac158dff2d3ce" source_ref: "midi_mt32.cpp:55" - name: "MT32_CONTROL.ROM" description: "MT-32 Control v2.04" required: false hle_fallback: true size: 131072 sha1: "2c16432b6c73dd2a3947cba950a0f4c19d6180eb" source_ref: "midi_mt32.cpp:55" - name: "MT32_CONTROL.ROM" description: "MT-32 Control v2.06" required: false hle_fallback: true size: 131072 sha1: "2869cf4c235d671668cfcb62415e2ce8323ad4ed" source_ref: "midi_mt32.cpp:55" - name: "MT32_CONTROL.ROM" description: "MT-32 Control v2.07" required: false hle_fallback: true size: 131072 sha1: "47b52adefedaec475c925e54340e37673c11707c" source_ref: "midi_mt32.cpp:55" # -- CM-32L / LAPC-I Control ROMs (64 KB) -- # Loaded when mt32.type = "cm32l" (the default). - name: "CM32L_CONTROL.ROM" description: "CM-32L/LAPC-I Control v1.00" required: false hle_fallback: true size: 65536 sha1: "73683d585cd6948cc19547942ca0e14a0319456d" source_ref: "midi_mt32.cpp:53" - name: "CM32L_CONTROL.ROM" description: "CM-32L/LAPC-I Control v1.02" required: false hle_fallback: true size: 65536 sha1: "a439fbb390da38cada95a7cbb1d6ca199cd66ef8" source_ref: "midi_mt32.cpp:53, dosbox_core_libretro.info:firmware2" notes: "version referenced in .info file (md5: bfff32b6144c1d706109accb6e6b1113)" # -- PCM ROMs -- - name: "MT32_PCM.ROM" description: "MT-32 PCM ROM" required: false hle_fallback: true size: 524288 sha1: "f6b1eebc4b2d200ec6d3d21d51325d5b48c60252" source_ref: "midi_mt32.cpp:66, dosbox_core_libretro.info:firmware1" notes: "pairs with any MT-32 v1.x control ROM (md5: 89e42e386e82e0cacb4a2704a03706ca)" - name: "CM32L_PCM.ROM" description: "CM-32L/CM-64/LAPC-I PCM ROM" required: false hle_fallback: true size: 1048576 sha1: "289cc298ad532b702461bfc738009d9ebe8025ea" source_ref: "midi_mt32.cpp:64, dosbox_core_libretro.info:firmware3" notes: "pairs with MT-32 v2.x or CM-32L control ROMs (md5: 08cdcfa0ed93e9cb16afa76e6ac5f0a4)" # -- CM-32LN / CM-500 / LAPC-N Control ROM (standalone) -- # Supported by MUNT (ROMInfo.cpp:77) but dosbox-core libretro only loads # MT32_CONTROL.ROM or CM32L_CONTROL.ROM by exact name. Standalone DOSBox # Staging identifies this ROM by SHA1 hash scan. - name: "CM32LN_CONTROL.ROM" description: "CM-32LN/CM-500/LAPC-N Control v1.00" required: false hle_fallback: true size: 65536 sha1: "dc1c5b1b90a4646d00f7daf3679733c7badc7077" mode: standalone source_ref: "ROMInfo.cpp:77, dosbox-staging src/midi/mt32.cpp:145,242" # -- Split ROM pairs (standalone mode) -- # MUNT supports split Control ROMs (_a + _b, 32KB each, interleaved) and # split PCM ROMs (_l + _h, half-size each, appended). # Only useful in standalone mode with SHA1 scan. Libretro mode needs full ROMs. # ref: ROMInfo.cpp:56-70 (control splits), 79-84 (PCM splits) - name: "MT-32 Control v1.04 half A" description: "MT-32 Control v1.04 split (Mux0)" required: false hle_fallback: true size: 32768 sha1: "9cd4858014c4e8a9dff96053f784bfaac1092a2e" mode: standalone source_ref: "ROMInfo.cpp:56" - name: "MT-32 Control v1.04 half B" description: "MT-32 Control v1.04 split (Mux1)" required: false hle_fallback: true size: 32768 sha1: "fe8db469b5bfeb37edb269fd47e3ce6d91014652" mode: standalone source_ref: "ROMInfo.cpp:57" - name: "MT-32 Control v1.05 half A" description: "MT-32 Control v1.05 split (Mux0)" required: false hle_fallback: true size: 32768 sha1: "57a09d80d2f7ca5b9734edbe9645e6e700f83701" mode: standalone source_ref: "ROMInfo.cpp:59" - name: "MT-32 Control v1.05 half B" description: "MT-32 Control v1.05 split (Mux1)" required: false hle_fallback: true size: 32768 sha1: "52e3c6666db9ef962591a8ee99be0cde17f3a6b6" mode: standalone source_ref: "ROMInfo.cpp:60" - name: "MT-32 Control v1.06 half A" description: "MT-32 Control v1.06 split (Mux0)" required: false hle_fallback: true size: 32768 sha1: "cc83bf23cee533097fb4c7e2c116e43b50ebacc8" mode: standalone source_ref: "ROMInfo.cpp:62" - name: "MT-32 Control v1.06 half B" description: "MT-32 Control v1.06 split (Mux1)" required: false hle_fallback: true size: 32768 sha1: "bf4f15666bc46679579498386704893b630c1171" mode: standalone source_ref: "ROMInfo.cpp:63" - name: "MT-32 Control v1.07 half A" description: "MT-32 Control v1.07 split (Mux0)" required: false hle_fallback: true size: 32768 sha1: "13f06b38f0d9e0fc050b6503ab777bb938603260" mode: standalone source_ref: "ROMInfo.cpp:65" - name: "MT-32 Control v1.07 half B" description: "MT-32 Control v1.07 split (Mux1)" required: false hle_fallback: true size: 32768 sha1: "c55e165487d71fa88bd8c5e9c083bc456c1a89aa" mode: standalone source_ref: "ROMInfo.cpp:66" - name: "MT-32 Control BlueRidge half A" description: "MT-32 Control BlueRidge split (Mux0)" required: false hle_fallback: true size: 32768 sha1: "11a6ae5d8b6ee328b371af7f1e40b82125aa6b4d" mode: standalone source_ref: "ROMInfo.cpp:68" - name: "MT-32 Control BlueRidge half B" description: "MT-32 Control BlueRidge split (Mux1)" required: false hle_fallback: true size: 32768 sha1: "e0934320d7cbb5edfaa29e0d01ae835ef620085b" mode: standalone source_ref: "ROMInfo.cpp:69" - name: "MT-32 PCM ROM low half" description: "MT-32 PCM ROM first half (262144 bytes)" required: false hle_fallback: true size: 262144 sha1: "3a1e19b0cd4036623fd1d1d11f5f25995585962b" mode: standalone source_ref: "ROMInfo.cpp:79" - name: "MT-32 PCM ROM high half" description: "MT-32 PCM ROM second half (262144 bytes)" required: false hle_fallback: true size: 262144 sha1: "2cadb99d21a6a4a6f5b61b6218d16e9b43f61d01" mode: standalone source_ref: "ROMInfo.cpp:80" - name: "CM-32L PCM ROM high half" description: "CM-32L/CM-64/LAPC-I PCM upper half (524288 bytes)" required: false hle_fallback: true size: 524288 sha1: "3ad889fde5db5b6437cbc2eb6e305312fec3df93" mode: standalone note: "lower half is identical to full MT-32 PCM ROM" source_ref: "ROMInfo.cpp:84" # -- BASS shared libraries (BASSMIDI driver) -- # Downloaded from https://www.un4seen.com, placed in system directory. # Loaded at runtime via dlopen. Not redistributable ROMs. - name: "libbass.so" description: "BASS audio library (Linux)" required: false hle_fallback: true source_ref: "midi_bassmidi.cpp:238, dosbox_core_libretro.info:firmware4" notes: "proprietary library from un4seen.com, not a ROM" - name: "libbassmidi.so" description: "BASSMIDI addon library (Linux)" required: false hle_fallback: true source_ref: "midi_bassmidi.cpp:239, dosbox_core_libretro.info:firmware5" notes: "proprietary library from un4seen.com, not a ROM" - name: "bass.dll" description: "BASS audio library (Windows)" required: false hle_fallback: true source_ref: "midi_bassmidi.cpp:232, dosbox_core_libretro.info:firmware6" notes: "proprietary library from un4seen.com, not a ROM" - name: "bassmidi.dll" description: "BASSMIDI addon library (Windows)" required: false hle_fallback: true source_ref: "midi_bassmidi.cpp:233, dosbox_core_libretro.info:firmware7" notes: "proprietary library from un4seen.com, not a ROM" - name: "libbass.dylib" description: "BASS audio library (macOS)" required: false hle_fallback: true source_ref: "midi_bassmidi.cpp:235, dosbox_core_libretro.info:firmware8" notes: "proprietary library from un4seen.com, not a ROM" - name: "libbassmidi.dylib" description: "BASSMIDI addon library (macOS)" required: false hle_fallback: true source_ref: "midi_bassmidi.cpp:236, dosbox_core_libretro.info:firmware9" notes: "proprietary library from un4seen.com, not a ROM" # -- General MIDI SoundFont -- # Placed in system/soundfonts/ directory. Core scans for .sf2/.sf3/.sfz/.dls/.gig. # FluidSynth reads .sf2/.sf3/.dls/.gig; BASSMIDI reads .sf2/.sfz. # No specific filename required - all found files appear in the core option dropdown.