From: Jeff Garzik <jeff@garzik.org>
To: Gilbert Wu <Gilbert_Wu@adaptec.com>
Cc: Linux-scsi@vger.kernel.org
Subject: Re: [PATCH] aic94xx: fix smartctl utility problem
Date: Fri, 14 Sep 2007 14:14:46 -0400 [thread overview]
Message-ID: <46EACF96.7010501@garzik.org> (raw)
In-Reply-To: <1189792710.6030.3.camel@linux.site>
Gilbert Wu wrote:
> Fixed the problem that "smartctl -a /dev/some_sata_disk -d ata" does
> not work on SATA device. ( The smartctl v5.38 does need "-d ata"
> option.)
> The aic94xx need to return ATA output register for all ATA commands
> except ATA Read/Write commands.
> The aic94xx also mark out the DRQ bit from status register which is
> treated as AC_ERR_HSM (host state machine violation) error by top layer
> if it set to one.
> The firmware of aic94xx chip handle all ATA handshaking, data transfer
> and return ATA output register which is sent by the device. So the DRQ
> bit may not reflect the last state of device when the command finished
> and it is no meaning for the caller.
>
> Signed-off-by: Gilbert Wu <gilbert_wu@adaptec.com>
ACK
next prev parent reply other threads:[~2007-09-14 18:14 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-09-14 17:58 [PATCH] aic94xx: fix smartctl utility problem Gilbert Wu
2007-09-14 18:14 ` Jeff Garzik [this message]
2007-09-15 17:05 ` James Bottomley
2007-09-16 16:37 ` James Bottomley
2007-09-16 19:43 ` Jeff Garzik
2007-09-16 23:01 ` Douglas Gilbert
2007-09-16 23:21 ` James Bottomley
2007-09-17 20:53 ` Wu, Gilbert
2007-09-17 22:59 ` James Bottomley
2007-09-18 1:43 ` Wu, Gilbert
2007-09-18 3:31 ` James Bottomley
2007-09-21 18:53 ` Wu, Gilbert
2007-09-21 20:40 ` James Bottomley
2007-09-21 23:05 ` Wu, Gilbert
2007-09-20 18:52 ` Douglas Gilbert
2007-09-18 20:35 ` Luben Tuikov
-- strict thread matches above, loose matches on Subject: below --
2007-09-14 12:30 Gilbert Wu
2007-09-14 17:26 ` Jeff Garzik
2007-09-14 17:30 ` Wu, Gilbert
2007-09-05 22:25 Gilbert Wu
2007-09-06 10:06 ` Jeff Garzik
2007-09-06 18:33 ` Wu, Gilbert
2007-09-07 23:00 ` Jeff Garzik
2007-09-07 23:58 ` Wu, Gilbert
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