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Does CAM support simplified direct-access device ? (fwd)
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Kenneth D. Merry
Nov 9, 2001, 3:33:08 PM11/9/01
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On Thu, Nov 08, 2001 at 09:03:26 -0800, Matthew Jacob wrote:
>
> (mirroring to -scsi)
>
> I said "no".
>
>
> ---------- Forwarded message ----------
> Date: Fri, 09 Nov 2001 01:57:14 +0900
> From: Katsushi Kobayashi <ik...@koganei.wide.ad.jp>
> To: hac...@FreeBSD.ORG, ar...@FreeBSD.ORG
> Subject: Does CAM support simplified direct-access device ?
>
> Hello,
>
> I am testing my SBP, SCSI over firewire, driver on some firewire
> disk. An SCSI device work well under the specific usage.
> Unfortunately, I have met a CAM related trouble on another disk.
> This disk responds its device type as "simplefied direct-access
> device 0Eh", not "direct access device 00h".
>
> Does CAM function on FreeBSD support this device type?
>
> (mirroring to -scsi)
>
> I said "no".
>
>
> ---------- Forwarded message ----------
> Date: Fri, 09 Nov 2001 01:57:14 +0900
> From: Katsushi Kobayashi <ik...@koganei.wide.ad.jp>
> To: hac...@FreeBSD.ORG, ar...@FreeBSD.ORG
> Subject: Does CAM support simplified direct-access device ?
>
> Hello,
>
> I am testing my SBP, SCSI over firewire, driver on some firewire
> disk. An SCSI device work well under the specific usage.
> Unfortunately, I have met a CAM related trouble on another disk.
> This disk responds its device type as "simplefied direct-access
> device 0Eh", not "direct access device 00h".
>
> Does CAM function on FreeBSD support this device type?
Not by default, no, but it might work if you added RBC devices to the
devices recognized by the da(4) driver.
The attached patch should do it for -current. (You can do the same thing
on -stable.)
Anyway, send mail and let us know whether this works or not.
Ken
--
Kenneth Merry
k...@kdm.org
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