Re: mfi vs mpii and st devices

[Stephen Borrill <netbsd%precedence.co.uk@localhost>]

On Mon, 22 Jul 2019, Mark Davies wrote:
> On 16/07/19 4:08 am, Stephen Borrill wrote:
> > On Mon, 15 Jul 2019, Manuel Bouyer wrote:
> > > On Tue, Jul 09, 2019 at 05:32:44PM +1200, Mark Davies wrote:
> > > > Would you expect to be able to see an st device attached to an mfi card?
> > > >  The st is visible when attached to an mpii
> > >
> > > I don't think it'll work when attached to a mfi, as its firmware hides
> > > physical devices to provide logical volumes.
>
> Thats what I though, and seemed to be what experiment was showing.
>
> > You could reflash it to IT mode if you didn't need RAID.
>
> Amy pointers on how to do this?  I have some Dell PERC H310 cards that
> I'm happy to try this out on.

I've only done this on IBM ServeRAID cards, but the Internet seems to 
suggest the following for H310:

https://tylermade.net/2017/06/27/how-to-crossflash-perc-h310-to-it-mode-lsi-9211-8i-firmware-hba-for-freenas-unraid/
https://techmattr.wordpress.com/2016/04/11/updated-sas-hba-crossflashing-or-flashing-to-it-mode-dell-perc-h200-and-h310/

--
Stephen