On the Net

Open Firmware Companies/Vendor support

• CodeGen
• FirmWorks
• SUN
• IBM

Open Firmware Documentation

• What is Open Firmware?
• Hardware Independant Boot Code - - An Open Firmware description at an introductory level by Matthew Johnson
• Open Firmware homepage
• The OpenFirmware IEEE 1275-1994
• Writing FCode 3.x Programs
• OpenBoot 3.x Command Reference Manual
• OpenBoot 3.x Quick Reference

Forth

• Forth FAQ
• kForth - programming examples
• DPANS'94 - very interesting: annex D and E.
• Gforth - Forth implementation of the GNU project
• PFE - The Portable Forth Environment is based on the ANSI Standard for Forth. It is targeted for embedded environments.
• vnpforth - contains a traditional compiler, which turns Forth into standard object (.o) files
• Moving Forth - Article on writing Forth Kernels by Brad Rodriguez
• Hayes ANS compliance test - a test for ANS Forth compliance by John Hayes. The OpenBIOS forth kernel passes this test.
• gfob - a forth source obfuscator
• Primer - A Beginner's Guide to Forth by J.V. Noble
• Forth engines - written in several languages.
• Thoughtful Programming and Forth - an essay by Jeff Fox.
• Selected Forth Papers - at theforthsource.com

Stack Machines

• Stack Computers: the new wave - Philip J. Koopman Jr's book on stack computers offered as pdf and html.

Booting

• Multiboot standard
• GRUB - GRand Unified Bootloader
• Nilo - Network Interface Loader. NILO will boot Linux, FreeBSD, Windows 95/98/NT4 and support the Intel PXE standard.

Flashing on Linux Systems

• MTD - Memory Technology Device Subsystem for Linux
• /dev/bios - Flash ROM driver for Linux (for flashing System and PCI adapter firmware
• Uniflash (nonlinux)
• flashrom (LinuxBIOS)

Other Open Source Firmware Implementations

• LinuxBIOS - The LinuxBIOS project bootstraps systems to the point where they can run an OS kernel from flash or over Ethernet using Etherboot.
• FreeBIOS - The FreeBIOS sourceforge project hosts all of the LinuxBIOS source code in CVS.
• TIARA - TIARA, an Openbios/GRUB/PFORTH composite, BIOS replacement (dead?)
• GBIOS - GBIOS is a GPLed firmware for PowerPC G3/G4 and some Motorola cpus.
• Proll - Proll is a firmware replacement for SUN JavaStations to boot Linux

Virtual Machines and Emulation

• QEMU
• XEN
• Bochs - portable open source IA-32 (x86) PC emulator
• DOSemu - DOS Emulation for Linux
• Plex86 - extensible open source PC virtualization software