ao486 PCXT - Maverick-Shark/retroGuru GitHub Wiki

Cores

• ao486 MiSTer
• ao486 MiSTer w/ opl3 by @gtaylormb
• ao486 MiSTer w/ GUS by @xolod79

• PC-XT

PCXT

CP/M-86

• Attach cpm86_8Mb.vhd file to IDE 0-0
• Select pcxt_5160_09MAY86 as PCXT BIOS

How to play Abadia game

• Use pcxt_xtsergey.rom bios
• Use ide_xtl.rom for hdd support.
• Use common Tandy bios (tandy1t1.rom).

• Configure CPU Speed to 7MHz.
• When BIOS starts, pulse ESC to jump checks.
• And pulse A to boot from HDD.

Bios

BIOS History

• Commodore PC (Zimmers)
• Commodore PC (forum)

• Commodore PC-100-III
• Commodore PC (CBM ROMs) (needs pwd)

• Super PC/Turbo XT BIOS 3.1
• Super PC/Turbo XT BIOS for Intel 8088 or NEC "V20" Motherboards

• IBM BIOS (5150 & 5160)
• IBM 5160
• IBM XT - Type 5160
• IBM PC XT 5160 BIOS versions

• IBM PC BIOS ASM Sources (GitHub)

• IBM PS1 2011 (ROM patched for XTIDE)

• GLaBIOS

• Tandy BIOS (v2 has DOS v2.11 in ROM)

Build your own XTIDE Universal BIOS from scratch!

https://www.youtube.com/watch?v=ilEZB5pY0VI

-Resources:

• XTIDE Build Instructions: https://www.xtideuniversalbios.org/wiki/BuildInstructions
• XTIDE Binaries: https://xtideuniversalbios.org/binaries/
• XTIDE Wiki: https://www.lo-tech.co.uk/wiki/XTIDE_Universal_BIOS
• XTIDE Help: https://minuszerodegrees.net/xtide/XUB/XUB.htm