https://bugzilla.kernel.org/show_bug.cgi?id=44851
--- Comment #8 from Peter energonic@gmail.com 2013-05-13 17:36:33 --- Created an attachment (id=101291) --> (https://bugzilla.kernel.org/attachment.cgi?id=101291) Xorg.0.log file
Xorg.0.log obtained from attempt to boot my iMac by efi (directly from kernel image, and without the 'nomodeset' parameter).