Open Firmware

Under Development

Site last updated: 30 May 2020

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Open Firmware Scripts

2/4/2020

Writing a script Sometimes it’s more useful to put a number of commands into an Open Firmware script rather than entering them directly into the Forth ‘shell’. Scripts can be written with any text editor that can create .txt files. This is the d... More

Disabling CPU cores on a Multiprocessor System

28/1/2020

Sometimes it can be useful disabling CPU cores for testing purposes, for example, if you want to test an application under single-core use. You can change settings within Open Firmware to make your system believe it has fewer processors than the n... More

Open Firmware Basics

17/1/2020

Booting into Open Firmware Boot into your machine's Open Firmware my restarting and holding the keys Command + Option + O + F   Resetting Open Firmware When making changes to the NVRAMRC you can come across some unintended results, or you... More