The kernel boots adding this option to the boot line: video=radeonfb:ignore_edid
But then, when I turn on the monitor it can work only at 640x480. I've to reboot the machine to get it working at higher resolutions. -- MiniMac doesn't boot without monitor https://launchpad.net/bugs/51519 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs