Switch from legacy to UEFI boot??
kraduk at gmail.com
Thu Feb 4 21:14:45 UTC 2016
*you will need a small efi partition on the b*oot drive. You should still
have the option to bios boot as well.
here is a layout from one of my systems. You can see I trimmed the space
$ gpart show ada0
=> 34 117231341 ada0 GPT (56G)
34 1024 1 freebsd-boot (512K)
1058 6 - free - (3.0K)
1064 262144 2 efi (128M)
263208 3932154 4 freebsd-swap (1.9G)
4195362 113036013 3 freebsd-zfs (54G)
On 4 February 2016 at 16:55, Arthur Chance <freebsd at qeng-ho.org> wrote:
> On 04/02/2016 14:50, Brandon J. Wandersee wrote:
>> Trond Endrestøl writes:
>> On Thu, 4 Feb 2016 14:36+0100, Matthias Fechner wrote:
>>>> is it true that currently the EFI loaded cannot boot a ZFS root?
>>> As of r294999, stable/10's boot1.efi and loader.efi is able to boot
>>> ZFS. Both boot1.efi and loader.efi takes the bootfs property into
>>> consideration... Maybe you should wait until the next stable/10
>>> snapshot is available...
>> The ZFS-compatible EFI loader is expected to be ready for 10.3-RELEASE,
>> which is scheduled for about six weeks from now. It may be a bit more
>> or less time than that, depending on how things go, but the first beta
>> snapshot of 10.3 (which is cut from 10-STABLE) is set to be built
>> tomorrow. If you don't want to run a development branch, you won't have
>> much longer to wait. Though once that change happens, you'd have to back
>> up your data and reconfigure your boot scheme to make use of
>> ZFS-compatible UEFI booting.
>> : https://www.freebsd.org/releases/10.3R/schedule.html
> I currently have a pure ZFS system with boot environments which I
> currently boot using BIOS compatibility mode. Will I just be able to switch
> to UEFI boot under 10.3? Is the EFI loader smart enough to find boot
> environments for itself, or do we have to flag them in some fashion?
> Moore's Law of Mad Science: Every eighteen months, the minimum IQ
> necessary to destroy the world drops by one point.
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