support of PCIe NVME drives

[Pete Wright]

On 4/16/20 11:12 AM, Miroslav Lachman wrote:
> Kurt Jaeger wrote on 04/16/2020 20:07:
>> Hi!
>>
>>> I was requested to install FreeBSD 11.3 on a new Dell machine with 
>>> only 2
>>> NVME drives in ZFS mirror. The problem is that installer does not 
>>> see the
>>> drives. Are there any special procedure to use NVME drives for
>>> installation a later for booting?
>>
>> I use 2 NVMe drives as zfs mirror to boot from on my testbox,
>> but it runs CURRENT, since approx. November 2018.
>>
>> So maybe try it with 12.1 ? I know, that does not help if you are asked
>> to install 11.3, but at least it gives you an idea...
>>
>
> I tried 12.1 few minutes ago but the result is the same - no NVME 
> drives listed.
> Should I try something with kernel modules, some sysctl tweaks?
> Should I try UEFI boot? (I never did)
>

I would try booting via UEFI if you can.  I just installed a laptop 
yesterday which has a nvme root device, it was detected by the 12-STABLE 
snapshot I used to boot from.  no other modifications were necessary on 
my end.

-pete

-- 
Pete Wright
pete at nomadlogic.org
@nomadlogicLA