Re: grub-efi with latest mac mini

[Chris Murphy]

On Jun 8, 2012, at 12:57 PM, Seth Goldberg wrote:

> 
>> You mix again 2 things: you can boot in BIOS mode (CSM) on pure GPT as
>> well. Windows is an exception since Microsoft pretends that possible is
>> impossible.
> 
>  Unless you have a stupid BIOS that doesn't boot from the disk if your DOS 
> partition table has no entries (i.e. the GPT PMBR) marked active.

If the MBR contains two entries, and the PMBR is the entry with active flag 
set, Apple's CSM will not activate.

Only MBR entries 2, 3 or 4 can be activated to cause the CSM to activate.


Chris Murphy