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RetroBIOS

PX68k

PX68k emulates Sharp X68000. It reads 6 files, 2 of them required: without a required file it does not start games.

About this profile
Detail Value
Type libretro
Classification Community fork
Source https://github.com/libretro/px68k-libretro
Upstream https://github.com/hissorii/px68k
Version 0.15+, stated in libretro.c
Revision libretro/px68k-libretro@5510637a4c0a
Profiled 2026-03-25
Profile YAML, JSON
Cores px68k
Systems Sharp X68000
Install this emulator's files

The installer finds your setup and its BIOS folder, then downloads only the files this emulator reads there and checks each one.

Open the Start menu. Type PowerShell and open it. Paste the line. Press Enter.

PowerShell
&([scriptblock]::Create((irm https://abdess.github.io/retrobios/i.ps1))) --emulator px68k

Files

Section titled “Files”

6 files: 2 required, 4 optional.

In this collection: 5 in repo and 1 missing.

Required

Section titled “Required”
FileStatus

iplrom.dat

  • Path: keropi/iplrom.dat
  • X68000 IPL ROM (original model). 128 KB, loaded at IPL buffer offset 0x20000. The core tries iplrom.dat first, then iplrom30.dat, iplromco.dat, iplromxv.dat in order. At least one must be present or the core fails to start.
Priority, packages and source
  • Priority: 1
  • Installed by the platform's own package on: recalbox
  • Asked for by: libretro glue
  • Source: libretro.c:984-1001 (libretro glue)
in repo

cgrom.dat

  • Path: keropi/cgrom.dat
  • X68000 character generator ROM. 768 KB, provides the font glyphs for text display. If missing, the core falls back to cgrom.tmp (user-generated font cache). Core fails to start if neither file exists.
Packages and source
in repo

Optional

Section titled “Optional”
FileStatus

iplrom30.dat

  • Path: keropi/iplrom30.dat
  • X68030 IPL ROM. Alternative to iplrom.dat for X68030 model emulation. Only used if iplrom.dat is not found.
Priority and source
  • Priority: 2
  • Asked for by: libretro glue
  • Source: libretro.c:985 (libretro glue)
in repo

iplromco.dat

  • Path: keropi/iplromco.dat
  • X68000 Compact IPL ROM. Alternative to iplrom.dat. Only used if iplrom.dat and iplrom30.dat are not found.
Priority and source
  • Priority: 3
  • Asked for by: libretro glue
  • Source: libretro.c:985 (libretro glue)
in repo

iplromxv.dat

  • Path: keropi/iplromxv.dat
  • X68000 XVI IPL ROM. Last fallback in the IPL search order. Only used if the three other IPL variants are not found.
Priority and source
  • Priority: 4
  • Asked for by: libretro glue
  • Source: libretro.c:985 (libretro glue)
in repo

cgrom.tmp

  • Path: keropi/cgrom.tmp
  • Alternative font file, used as fallback when cgrom.dat is absent. Typically a font cache generated by the emulator itself on other platforms.
  • Size: 768.0 KB
Source
missing

Next steps

Section titled “Next steps”
.

Maintained by Abdess on GitHub. Report a problem.

Packs from release v2026.10.10, .

MIT for the tooling and metadata. BIOS and firmware files are third-party system software, preserved for personal backup, archival and interoperability.