I have a working triple boot system using Refit, that is modeled closely after the steps detailed in https://help.ubuntu.com/community/MactelSupportTeam/AppleIntelInstallation, except that I'm using ...
I'm new to Mac multi booting. I've just installed a triple boot (OS X Mountain Lion + Ubuntu 12.04 + Windows 7 Ultimate) on my MacBook Pro 8,1. Everything went more or less right. I had the rEFIt ...
I have ubuntu and osx installed on my macbook. It was working fine up until recently. Now, when I boot I have a 20 second period where it makes the mac boot noise and then proceeds to show a grey ...