0.2.5

Version 0.2.5 Release - 07/31/23

This is intended to be the last release of 0.2 until version 0.4!

Changelog:

Features

• POST_TEST_KEY option to disable only keyboard POST "stuck key" test
• MDA_ATTR option to remove MDA character attributes from POST screen (workaround issues with some Herc clone font ROMs)
• POST_OPT_ROM option to display extension ROM segment, size and checksum errors (instead of just silently skipping it)
• MAX_RAM_AUTO option to auto-detect maximum low memory size based on motherboard video DIP switch settings: 734K for CGA, 704K for MDA otherwise 640K (enabled by default for emulator build).
• FDC_IPL_SW option to use motherboard switch 1 (IPL/test mode) to disable floppy drive tests if not installed
• Hard drive size and geometry displayed in two columns
• TD_HIMEM clear and display high memory bank on ST-12/TD3300

Platform Support

• MartyPC
• Vendex 888-XT/PB88/Samsung - Turbo/speed hotkey support
• UMC UM82C088/ALi M1101 - Turbo/speed hotkey and memory sizing support

Fixes

• INT 13h correct number of sectors written for format operations
• Function key+Shift+Ctrl and Ctrl+PgUp return correct scan codes
• Print screen LPT timeout
• Second pass of memory test pattern fix
• Disable keyboard HLT on TD3300

Real Time clock support now available with GLaTICK!

ROM standard builds

Build	Download	Desc
Standard/Turbo	8088	Supports Turbo (standard Ctrl-Alt-+ speed switching), all CPUs, best choice for most systems.
Standard/Turbo	V20	Supports Turbo and uses V20 enhanced instructions where possible. Will not run on 808x CPUs.
5160	8088, V20	Best for standard 4.77MHz XT/5160 or clone PCs.
5150	8088, V20	Supports cassette, 5150 motherboard, 640 KiB memory and option ROMs.

Additional chipsets / platforms

Build	Download	Desc
FE2010A	8088, V20	Faraday FE2010A (Headstart Plus/Vendex 33-XT/PC-10, Twinhead 6000G1, PT8010AF and others)
ST-12	8088, V20	Juko ST-12 / UNIQUE UX-12 / TD3300A chipset
UM82C088 / M1101	8088, V20	UM82C088 / Acer / ALi M1101 chipset
Vendex 888-XT	8088, V20	Vendex 888-XT / PB88 / Samsung
EMM Homebrew	8088, V20/V40	32K Universal, No DMA or Floppy
EMM Homebrew	8088, V20/V40	32K Universal, DMA and Floppy installed
micro_8088 / NuXT	8088, V20	8K BIOS only
micro_8088 / NuXT	8088, V20	128K image with XT-IDE, Multi-Floppy and RTC support (GLaBIOS Low / 8088_BIOS High)
micro_8088 / NuXT 8088	Lo: F000 Hi: F800	32K images with XT-IDE, Multi-Floppy and RTC support (for use with UFLASH.EXE)
micro_8088 / NuXT V20	Lo: F000 Hi: F800	32K images with XT-IDE, Multi-Floppy and RTC support

Testing/Beta

Build	Download	Desc
Book 8088	8088, V20	64K w/XT-IDE

Emulators

Build	Download	Desc
MartyPC	5160, 5150
86Box / Emulator	8088, V20	Performance optimized for 86Box, PCem, PCE/ibmpc. May not run properly on real hardware.