Files
libretro/emulators/mednafen_supergrafx.yml
Abdessamad Derraz e13e8734b9 chore: standardize notes: to note: in file entries
240 file-level entries used notes: instead of the canonical note:
field. verify.py and cross_reference.py only read note:, so these
were silently ignored.
2026-03-29 10:02:20 +02:00

54 lines
2.0 KiB
YAML

emulator: mednafen_supergrafx
type: libretro
core_classification: community_fork
source: "https://github.com/libretro/beetle-supergrafx-libretro"
upstream: "https://mednafen.github.io/"
profiled_date: "2026-03-24"
core_version: "v1.23.0"
display_name: "NEC - PC Engine SuperGrafx (Beetle SuperGrafx)"
cores: [mednafen_supergrafx, beetle_supergrafx]
systems: [nec-pc-engine]
verification: existence
notes: >
Fork of Mednafen's pce_fast module with SuperGrafx and CD support.
Separate codebase from beetle_pce (mednafen/pce_fast/ vs mednafen/pce/).
BIOS loaded via HuC_LoadCD() at CD-ROM load time. Core option "sgx_cdbios"
selects which card image to use (default: System Card 3).
DetectGECD() auto-detects Games Express discs and overrides to gexpress.pce.
DetectSGXCD() detects SuperGrafx CD titles via magic bytes.
Arcade Card mode (sgx_arcadecard option, not exposed) extends System Card 3
with extra RAM mapping.
No hash or size validation on BIOS load.
Upstream pce_fast module has a single pce_fast.cdbios string setting;
the 4-option dropdown is a libretro addition. Upstream has no separate
gecdbios setting (unlike the accurate pce module).
files:
- name: "syscard3.pce"
description: "CD-ROM System Card 3.0 (Japan)"
region: "NTSC-J"
required: true
source_ref: "libretro.cpp:972-973, mednafen/settings.cpp:37"
note: "Default value for sgx_cdbios option."
- name: "syscard2.pce"
description: "CD-ROM System Card 2.0 (Japan)"
region: "NTSC-J"
required: false
source_ref: "libretro.cpp:974-975"
note: "sgx_cdbios = 'System Card 2'."
- name: "syscard1.pce"
description: "CD-ROM System Card 1.0 (Japan)"
region: "NTSC-J"
required: false
source_ref: "libretro.cpp:976-977"
note: "sgx_cdbios = 'System Card 1'."
- name: "gexpress.pce"
description: "Games Express CD Card"
region: "NTSC-J"
required: false
source_ref: "libretro.cpp:978-979, mednafen/pce_fast/pce.cpp:330-367,453-454"
note: "sgx_cdbios = 'Games Express' or auto-detected via DetectGECD()."