From mboxrd@z Thu Jan  1 00:00:00 1970
Message-ID: <a27a4aff9fb7fc0ba33730b48ab599d4@quanstro.net>
To: 9fans@9fans.net
From: erik quanstrom <quanstro@quanstro.net>
Date: Tue,  5 Aug 2008 15:58:33 -0400
In-Reply-To: <3e04c604b5f5aef251f6c7abc482209a@9grid.es>
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Subject: Re: [9fans] SATA VT8251 support?
Topicbox-Message-UUID: fbac83ac-ead3-11e9-9d60-3106f5b1d025

> did anyone know if this controller is supported by the sata driver?
>
> i cant see anywhere in sdata.c and sdiahci.c. . . i guess it isnt supported at all, so there is no option to fill some "silly" pci-id somewhere to get it going.
>
> The new 9grid.es server has this controller, it would be a pitty not being able to run plan9 on it and be stuck to the 256M-RAM server :(
>
> (output of lspci -v under the linux the server comes with)
>
> 00:0f.0 IDE interface: VIA Technologies, Inc. VT8251 AHCI/SATA 4-Port Controller (prog-if 8f [Master SecP SecO PriP PriO])
> Subsystem: VIA Technologies, Inc. VT8251 AHCI/SATA 4-Port Controller
> Flags: bus master, medium devsel, latency 64, IRQ 509
> I/O ports at ec00 [size=8]

i didn't add support because i didn't have any test hardware.
please try the untested version at http://www.quanstro.net/sdiahci.c.
it should report the via as an unk 4-port hba.  "unk" means that there
is no special magic required.

do you need a matching driver for 9load?

- erik