Re: AMD RAID support?

On Thu, Oct 4, 2018 at 10:37 AM Allan Jude <allanjude_at_freebsd.org> wrote:

> On 2018-10-04 12:29, Zaphod Beeblebrox wrote:
> > Are there any plans to support AMD RAID?
> >
> > AMD RAID is _like_ Intel RAID, but has a number of differences.  One is
> > that it requires UEFI (without UEFI it does not boot, at least).  It
> comes
> > on/with AMD motherboards for Zen and Threadripper processors.  It also
> only
> > supports RAID 0/1/10, that is: no support for 5/50.
> >
> > Also, unlike Intel RAID, at least initially, the raw disks don't seem to
> > show up.  That's not entirely true: On some motherboards, NVME RAID is
> > supported and the NVME "disks" show up, but the SATA disks do not.
> >
> > Obviously this is all in the service of mounting the dual-boot windows
> > drive.
>
>
This sounds like there's two parts here. The first is that SATA disks
aren't showing up. This suggests a different HBA / driver might be needed
for them. Or some hacks to ahci to 'unlock' the ports that's preventing
discovery.

The GEOM issue is just a small matter of book keeping :)

Warner