From: Tejun Heo <htejun@gmail.com>
To: Richard Scobie <r.scobie@clear.net.nz>
Cc: linux-ide@vger.kernel.org
Subject: Re: Port multiplier
Date: Mon, 28 Aug 2006 22:05:43 +0900 [thread overview]
Message-ID: <44F2EA27.9090603@gmail.com> (raw)
In-Reply-To: <44F2984F.6030100@clear.net.nz>
Hello,
Richard Scobie wrote:
> I have ordered an ASUS M2N SLI Deluxe which in addition to the NVIDIA
> SATA controller, has a JMicron 363 SATA controller which handles one
> internal SATA connector and an external eSATA connector.
>
> My understanding is that the JMicron will work using kernel AHCI support
> and the board BIOS has an AHCI setting.
>
> My hope is to be able to connect an Addonics AD5APM-E 5 disk port
> multiplier module to this. From the photo and some other information at
> their website, this appears to use either a Silicon Image 3124 or 3132
> chip.
>
> Do you think this will work, if I use the current patch 20060710 on your
> Wiki?
PMP support for AHCI isn't yet included in PMP patches, so, no, it won't.
> If so, and it supports hotplugging, which I believe it may do, what
> exactly does this mean?
>
> Can I power up an external enclosure containing the Addonics and 3
> drives, configured as a RAID 5 and plug it straight into the running
> system?
Yeap. libata should detect the new drives and attach them.
> If so, can this be set up to mount automatically?
Well, the kernel detects the device and notifies hotplug. The rest is
upto how hotplug is configured.
> Can I unmount the connected and mounted array and just unplug the array
> with no further concern?
The machine will survive and detach the device correctly but
yet-unwritten data will be lost.
--
tejun
next prev parent reply other threads:[~2006-08-28 13:05 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-08-28 7:16 Port multiplier Richard Scobie
2006-08-28 13:05 ` Tejun Heo [this message]
2006-08-28 15:35 ` Jim Paris
2006-08-28 15:38 ` Tejun Heo
2006-08-29 7:02 ` Richard Scobie
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