How can we make F17 be able to boot on Macs (with or without reFit)

[Chris Murphy]

On Feb 28, 2012, at 12:53 PM, Matthew Garrett wrote:

> Yes. I'm mostly working on the netinst isos, and right now if you take 
> that and dd it onto a USB stick, then insert that and hold down alt on 
> boot, you'll get a Mac install. Unfortunately, alpha ended up getting 
> built with a grub that dies on any Macs that don't have built-in 
> ethernet, so you may have some problems with that. The alpha kernel also 
> has a bug that seems to trigger on Macs that results in incredible 
> slowness. But other than that! Fixed kernel is in the archive now, and 
> I've just commited a fix for the grub bug.

Fedora-17-Beta-TC1-x86_64-netinst.iso. I'm getting the same problems as with alpha ISO.


Burned to DVD
------------------
Macbook Pro 4,1 (2008)
Four additional CD/DVD icon options labeled as: Windows, EFI Boot, EFI Boot, EFI Boot
*2nd EFI Boot option has a custom Fedora logo icon, not generic CD/DVD icon.

Windows=Boots CSM/BIOS mode successfully
EFI Boot= Grub prompt, no menu
*EFI Boot= Grub prompt, no menu
EFI Boot= Boots Mac OS X


Macbook Pro 8,2 (2011)
Three additional CD/DVD icon options labeled as: Windows, EFI Boot, EFI Boot
*2nd EFI Boot option has a custom Fedora logo icon, not generic CD/DVD icon.

Windows=Boots CSM/BIOS mode successfully
EFI Boot= Grub prompt, no menu
*EFI Boot= Grub prompt, no menu



dd to USB stick
------------------
Macbook Pro 4,1 (2008)
Three additional USB icon options labeled as: EFI Boot, EFI Boot, EFI Boot
*2nd icon is a custom Fedora logo icon, not generic USB icon.

EFI Boot= Grub menu, loads from stick for ~45 seconds then reboots machine
*EFI Boot= Grub prompt, no menu
EFI Boot= Grub menu, loads from stick for ~45 seconds then reboots machine


Macbook Pro 8,2 (2011)
Three additional CD/DVD icon options labeled as: EFI Boot, EFI Boot, EFI Boot
*2nd icon is a custom Fedora logo icon, not generic USB icon.

EFI Boot= Grub menu, loads from stick for ~6 seconds, then beeping, must force shutdown.
*EFI Boot= Grub prompt, no menu
EFI Boot= Grub menu, loads from stick for ~6 seconds, then beeping, must force shutdown.


Further, upon completion of CSM-BIOS installation, Fedora isn't bootable by default because a hybrid MBR hasn't been created, requiring manual post install work to make it bootable. Same situation as F16.
https://bugzilla.redhat.com/show_bug.cgi?id=746901


Chris Murphy