Date: Wed, 14 May 1997 04:00:01 -0700 (PDT) From: j@uriah.heep.sax.de (J Wunsch) To: freebsd-bugs Subject: Re: kern/3580: Bad LUN probes on Xyratex MCD540 drive Message-ID: <199705141100.EAA11014@hub.freebsd.org>
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The following reply was made to PR kern/3580; it has been noted by GNATS.
From: j@uriah.heep.sax.de (J Wunsch)
To: bryan@fsel.com
Cc: FreeBSD-gnats-submit@FreeBSD.ORG
Subject: Re: kern/3580: Bad LUN probes on Xyratex MCD540 drive
Date: Wed, 14 May 1997 12:34:25 +0200
As bryan@fsel.com wrote:
> (aha0:4:0): "Xyratex MCD 540I 5.30" type 0 removable SCSI 2
> sd1(aha0:4:0): Direct-Access 515MB (1055416 512 byte sectors)
> (aha0:4:1): "Xyratex MCD 540I 5.30" type 0 removable SCSI 2
> sd2(aha0:4:1): Direct-Access 515MB (1055416 512 byte sectors)
> sd2(aha0:4:1): timed out
Sigh. I wonder when the drive vendors will start to adhere to
standards.
> Successfully worked round the problem by adding a
>
> { T_DIRECT, T_DIRECT, T_REMOV, "*", "*", "*", "sd", SC_ONE_LU }
>
> entry in the knowndev table.
The existing entry should probably also cover the T_REMOV case, but
doesn't. (It would require to have a T_ANY value for the fixed/
removable field...)
> More subtle might be to add a an
> entry specfific the MCD540.
Index: scsi/scsiconf.c
===================================================================
RCS file: /home/ncvs/src/sys/scsi/scsiconf.c,v
retrieving revision 1.85
diff -u -u -r1.85 scsiconf.c
--- scsiconf.c 1997/05/03 22:23:13 1.85
+++ scsiconf.c 1997/05/14 10:31:18
@@ -273,6 +273,10 @@
T_DIRECT, T_DIRECT, T_FIXED, "EMULEX", "MD21*" , "*",
"sd", SC_MORE_LUS
},
+ {
+ T_DIRECT, T_DIRECT, T_REMOV, "Xyratex", "MCD 540I", "*",
+ "sd", SC_ONE_LU
+ },
#endif /* NSD */
#if NST > 0
{
I'm not sure which is better, probably it's better to add the generic
stop-gap entry.
--
cheers, J"org
joerg_wunsch@uriah.heep.sax.de -- http://www.sax.de/~joerg/ -- NIC: JW11-RIPE
Never trust an operating system you don't have sources for. ;-)
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