DOS-like OS for Intel 8086 / NEC V30
boot | ||
com | ||
inc | ||
kernel | ||
lib | ||
rom | ||
.gitignore | ||
fix-rom.c | ||
Makefile | ||
README.md |
Primary goals
- Run on 8086 or up
- Be able to load and execute a COM program from disk
- Support for running programs in the NEC V30 8080 emulation mode
Secondary goals
- CP/M syscall compatibility
- Terminal emulator for COM1 (like picocom on linux)
- Boot linux
- Editor (nano or ed-like)
- Self-hosting assembler
Building
You can generate a 3.5" floppy image with make fd1440.img
, a 5.25" floppy with make fd160.img
.
Build requirements:
- make
- nasm
- mtools >=4.0.20 (Debian buster or up)
Useful for testing:
- C compiler
- qemu-system-i386
The Makefile has other potentially interesting targets.