Files
libretro/emulators/b2.yml
Abdessamad Derraz 26f2824259 feat: re-profile 37 emulators with upstream verification
source-verified core_classification, upstream URLs, validation fields,
and hle_fallback flags. trimmed verbose notes. removed phantom files
(azahar boot9/sector0x96). added bsnes2014 variant profiles.
2026-03-23 10:58:32 +01:00

39 lines
1.4 KiB
YAML

emulator: b2
type: standalone + libretro
core_classification: community_fork
source: "https://github.com/zoltanvb/b2-libretro"
upstream: "https://github.com/tom-seddon/b2"
profiled_date: "2026-03-23"
core_version: "v0.4"
display_name: "Acorn - BBC Micro (b2)"
cores: [b2]
systems:
- bbc-micro-b
- bbc-micro-bplus
- bbc-master-128
notes: |
Libretro port by Zoltan Balogh of Tom Seddon's b2 BBC Micro emulator.
is_experimental=true in .info.
ref: zoltanvb/b2-libretro, tom-seddon/b2
Standalone loads ROMs from etc/roms/ via GetAssetPath() + LoadFile().
ref: tom-seddon/b2/src/b2/roms.cpp:9-10
Libretro port embeds all ROMs as hex arrays in src/libretro/roms.hpp.
create_core() loads OS and sideways ROMs from static machine_types[] arrays.
GetAssetPath() and LoadFile() are stubbed — no file I/O at runtime.
ref: zoltanvb/b2-libretro/src/libretro/roms.hpp
ref: zoltanvb/b2-libretro/src/libretro/core.cpp:274-304
ref: zoltanvb/b2-libretro/src/libretro/adapters.cpp:74-78
9 machine types: B/Acorn 1770, B/Watford DDB2, B/Watford DDB3,
B/Opus 1770, B/Opus Challenger 256K, B/Opus Challenger 512K,
B+, B+128, Master 128 (MOS 3.20).
Master 3.50, Master Turbo, Master Compact not yet implemented.
ref: zoltanvb/b2-libretro/src/libretro/core.h:117
files: []
# all ROMs embedded in binary via roms.hpp — no external files needed
# .info firmware_count=0 matches code reality