Warren

acwj. A Compiler Writing Journey

pdp7-unix. A project to resurrect Unix on the PDP-7 from a scan of the original assembly code

unix-jun72. The working source code to PDP-11 Unix from 1972.

CSCvon8. A crazy small 8-bit CPU built with only seventeen 7400-series chips.

alic. alic: A Language Inspired by C

SubC. A Tour Through the SubC Compiler

CSCv2. Version 2 of my Crazy Small CPU

xv6-freebsd. Ths project adds a FreeBSD libc, other libs and a runtime to the xv6 kernel

fbcc. Fabrice Bellard's fbcc C Compiler

Apout. A user-mode simulator for various version of PDP-11 Unix

4bsd-uucp. Simulate a UUCP network with 4.3BSD SimH images

h-compiler. This is a compiler for a high-level language that targets the PDP-7 Unix system,

TTL_TicTacToe. An implementation of Tic Tac Toe in TTL logic

ULX3S-Blinky. A blinky project for the ULX3S v3.0.3 FPGA board

smallc. Derivative of Ron Cain's Small C Compiler

MMU09. A 6809 single-board computer with an MMU

unix_timesharing_paper. This repository tracks the changes the the "Unix Timesharing System" paper written by Dennis Ritchie and Ken Thompson.

2FISC. FISC2: A TTL CPU with Some 16-bit Capabilities

Wish. This is an interactive Unix shell, originally written for the Minix system

Verilog_tic-tac-toe. An implementation of "Tic Tac Toe" in Verilog. FPGA versus user, FPGA knows how to win!

Nine-E. A Unix-like environment on an 8-bit 6809 single-board computer

ZipTutorials. Toy projects I've created as exercises for the ZipCPU tutorials

FISC. An 8-bit TTL CPU with a Stack Pointer

211BSD_Brf. A Basic Remote Filesystem for 2.11BSD

build-ubuntu-vm. Automated Unattended Builds of Various Ubuntu VM Images

Fuzemsys. FUZIX Compiler Kit Emulators with Syscall Support

SimpleCPU. Verilog

FUZIX. FuzixOS: Because Small Is Beautiful

xv6-rosco-r2. C

xv6-riscv-fuzix. Xv6 for RISC-V with a FUZIX libc and userland

SwiVM. An implementation of the Swieros VM in Verilog

tlearn. Interactive Linux tool to learn command-line skills

search_backups. Small scripts to build a catalog on backups and search the catalog

MINIXCompat. A compatibility environment that can run M68000 MINIX 1.5 binaries, for example to enable building M68000 MINIX on a modern UNIX.

rosco_m68k. Design, documentation and software for the Really Old School Computer (M68K)

211BSD_Cnews. Scripts to install C News on 2.11BSD