Booting native 4K SSD disk from FreeBSD ?

[Allan Jude]

On 2017-10-04 05:27, Thomas Mueller wrote:
> from Allan Jude:
> 
>>> Anyone has any recommendations or experience about how to use native 4K
>>> disks with FreeBSD?
> 
>>> --HPS
>         
>> It is not possible in legacy/BIOS mode, because the BIOS calls do not
>> let you specify a sector size.
>  
>> However, you SHOULD be able to boot from the 4k device using UEFI.
>> I am trying to debug a problem I am having with this on my new Mac,
>> which has a 4k NVMe disk.
> 
> I've been trying to figure how to boot a FreeBSD system with UEFI as opposed to BIOS-style.
> 
> I read the documentation, but want to boot a partition that might not be the first BSD partition on the hard disk.
> 
> For instance, some UFS partitions might have a NetBSD installation, a different FreeBSD installation, or no OS installation.
> 
> I read the man page (uefi) and looked at the files in /boot; have an EFI partition set up with more than enough space.
> 
> I would also want to be able to boot other UEFI-capable OSes including Linux, NetBSD (if that works), and Haiku when and if possible. 
> 
> Tom
> 
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In this case, You likely want to install a tool like rEFInd, which will
draw a menu of all of the installed OSes and let you pick.

I use this in two of my laptops, one dual boots freebsd and windows, and
the other OS X and FreeBSD on my macbook pro

-- 
Allan Jude