unzx0_x86
optromloader
| unzx0_x86 | optromloader | |
|---|---|---|
| 1 | 8 | |
| 14 | 47 | |
| - | - | |
| 0.0 | 0.0 | |
| over 2 years ago | over 2 years ago | |
| Assembly | Assembly | |
| zlib License | MIT License |
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unzx0_x86
optromloader
-
Understanding the x86's Decimal Adjust after Addition (DAA) instruction
I have used DAA recently, in my "load option ROM in RAM floppy tool"[0]. Specifically, I use it for printing numbers as hexadecimal[1], as unfortunately the ASCII standard is not arranged in a way as to facilitate this.
0. https://github.com/rvalles/optromloader/
1. https://github.com/rvalles/optromloader/blob/master/optromlo...
- Optromloader: 8086 floppy-loading of option ROMs
- Optromloader: IBM PC/Clone 8086 floppy-loading of option ROMs
- rvalles/optromloader: IBM PC/Clone 8086+ floppy-loading of option roms.
What are some alternatives?
appler - Apple ][ emulator for MS-DOS, written in 8088 assembly
x86-bootloader - A BIOS bootloader for bare-metal x86 programs, written in 8086 assembly
GW-BASIC - Assembling Microsoft GW-BASIC from 1983, with MASM or JWasm • "pre-release" binaries at https://codeberg.org/tkchia/GW-BASIC/releases • source mirror of https://codeberg.org/tkchia/GW-BASIC • fork of https://github.com/dspinellis/GW-BASIC
IBM-PC-BIOS - This is a reconstruction of the original 1981-82 IBM PC BIOS source code using scanning and transcription of the BIOS listings found in the IBM Technical Reference manuals.
libi86 - Attempt to reimplement non-standard C library facilities (e.g. <conio.h>) used in MS-DOS programs, for IA-16 GCC & ACK ― mirror of https://gitlab.com/tkchia/libi86 • Ubuntu packages for cross-compilation at https://launchpad.net/%7Etkchia/+archive/ubuntu/build-ia16/ • DJGPP/MS-DOS binaries at https://github.com/tkchia/libi86/releases
floppybird - Floppy Bird (OS)
unzx0_68000 - Free, zlib licensed ZX0 decompressor for the 68000
bfloader - 🧠 Brainfuck IDE and interpreter in 512 bytes. (boot sector)
basicdos - A new 8086-based reimagining of PC DOS and BASIC
zsnes - A maintained fork of ZSNES, a Super Nintendo emulator. The original project needs patches to build and is not maintained anymore: https://sourceforge.net/projects/zsnes/
PLASMA - Proto Language AsSeMbler for All (formerly Apple)
Modernish-etch-a-sketch - A take on the classic game etch a sketch using tasm, dosbox, Arduino and a bit of 3d modeling.