Date: Sun, 17 Feb 2008 18:23:41 +0100 (CET) From: "Gelsema, P \(Patrick\) - FreeBSD" <freebsd@superhero.nl> To: "Justin T. Gibbs" <gibbs@scsiguy.com> Cc: "Gelsema, P \(Patrick\)" <gelsemap@superhero.nl>, Niki Denev <nike_d@cytexbg.com>, freebsd-current@freebsd.org, JoaoBR <joao@matik.com.br> Subject: Re: Adaptec AHD U320 operating as only U160 Message-ID: <2442.10.202.77.197.1203269021.squirrel@webmail.superhero.nl> In-Reply-To: <47B7D534.7000204@scsiguy.com> References: <200704182239.59842.gelsemap@superhero.nl> <86tzvcvaai.fsf@dwp.des.no> <31439.195.50.100.20.1176984826.squirrel@www.superhero.nl> <20080211184453.GA5605@dragon.NUXI.org> <2e77fc10802111330p738d2c93i9eb1189b307d732d@mail.gmail.com> <47B0C34E.7040804@samsco.org> <20080212010836.GA14441@dragon.NUXI.org> <2e77fc10802161506x5d790149lb688d221b0a96222@mail.gmail.com> <47B7D534.7000204@scsiguy.com>
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On Sun, February 17, 2008 07:33, Justin T. Gibbs wrote: > Niki Denev wrote: > > I was playing around with DTrace, tracing cam/xpt and the ahd driver > and > > found out that if i comment the following code : > > > > if ((spi3caps & SID_SPI_IUS) == 0) > > spi->ppr_options &= ~MSG_EXT_PPR_IU_REQ; > > > > at line 6655 in sys/cam/cam_xpt.c my disks again negotiate as U320 : > > > > da0 at ahd0 bus 0 target 0 lun 0 > > da0: <SEAGATE ST336807LW 0C01> Fixed Direct Access SCSI-3 device > > da0: 320.000MB/s transfers (160.000MHz DT, offset 63, 16bit) > > da0: Command Queueing Enabled > > da0: 35003MB (71687372 512 byte sectors: 255H 63S/T 4462C) > > The aic79xx driver was not properly exporting its capabilities to > CAM. This has been addressed as of version 1.30 of aic79xx_osm.c. > Please let me know if you still have problems. hulk# uname -a FreeBSD hulk.superhero.nl 7.0-RC2 FreeBSD 7.0-RC2 #0: Sun Feb 17 17:58:36 CET 2008 admin@hulk.superhero.nl:/usr/obj/usr/src/sys/GENERIC amd64 hulk# camcontrol inquiry da1 pass1: <SEAGATE ST336753LW HPS3> Fixed Direct Access SCSI-3 device pass1: Serial Number 3HX35KPH000075191ZRW pass1: 320.000MB/s transfers (160.000MHz, offset 63, 16bit), Command Queueing Enabled Working. Thanks! Any chance of mfc-ing this to RELENG_7_0 before 7_0 gets released? Rgds, Patrick > > > > > Unfortunately I began seeing again the "Invalid sequencer interrupt" > > messages that i was seeing before(with fbsd 6.2) with Seagate drives > > on Adaptec at U320 speeds, and I prey that they are harmless (as they > > used to be?) > > While I do not know their root cause, they do appear to be harmless. > Do you happen to have your drives in a SES enclosure (on a backplane > with a SES chip)? One user claimed this was only reproducible when > a GEM318 SES chip was on the bus. > > -- > Justin > >
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