Re: GPT on amd64 and boot managers

on 27/05/2010 13:55 Alban Hertroys said the following:
> On 27 May 2010, at 12:02, Michael Reifenberger wrote:
> 
>> On Thu, 27 May 2010, Alban Hertroys wrote:
>>> Good day,
>>> 
>>> Yesterday I finally changed my FreeBSD disk to use GPT instead of a
>>> traditional MBR, but I hadn't realised that the FreeBSD boot manager
>>> doesn't understand GPT partitions (my CURRENT is from early January, if
>>> that matters). I used to have that disk set up in the BIOS as the preferred
>>> boot disk and the boot manager on it allowed me to boot one of the other
>>> disks containing Windows 7 [1].
>>> 
>> FreeBSD boots just fine from GPT. See the examples section of gpart(8).
> 
> 
> You appear to have missed the point; I was talking about the boot manager - the
> thing that lets you choose which OS to boot, not the boot loader.
> 
> I can boot FreeBSD just fine off GPT, but I have to select in the BIOS whether
> I want to boot FreeBSD or Windows (by means of changing the boot sequence). A
> working boot manager would be so much more convenient for that.

Right.
OTOH I have standard GPT installation (pmbr + gptzfsboot) and during boot I am
presented with a choice which _hard disk_ to boot from.  I didn't do anything
special for that.  Not exactly a boot manager, but OK for me.

-- 
Andriy Gapon