Date: Fri, 16 Aug 2002 10:13:46 -0700 (PDT) From: Matthew Jacob <mjacob@feral.com> To: Jan Lentfer <Jan.Lentfer@web.de> Cc: freebsd-questions@FreeBSD.ORG, freebsd-alpha@FreeBSD.ORG Subject: Re: Problems with external SCSI device Message-ID: <Pine.BSF.4.21.0208161013390.38035-100000@beppo> In-Reply-To: <1029512346.3d5d1c9aa1125@www-mail.lan>
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Sounds like a shorted out SCSI Bus. On Fri, 16 Aug 2002, Jan Lentfer wrote: > Hi all, > > sorry for cross-posting but I am not quite sure if this maybe a alpha specific > problem. > > Here is the situation: > I bought an external DAT streamer from ebay, whenever I try to boot with the > streamer connected I machine stops with: > > ahc0: Someone reset channel A > > > Here is the scsi part of my dmesg without the streamer: > [...] > ahc0: <Adaptec 2940 Ultra SCSI adapter> port 0x8000-0x80ff mem 0x80040000-0x8004 > 0fff irq 20 at device 10.0 on pci1 > ahc0: interrupting at CIA irq 20 > aic7880: Ultra Wide Channel A, SCSI Id=7, 16/253 SCBs > [...] > da1 at ahc0 bus 0 target 8 lun 0 > da1: <SEAGATE ST19171W 0023> Fixed Direct Access SCSI-2 device > da1: 20.000MB/s transfers (10.000MHz, offset 8, 16bit), Tagged Queueing Enabled > da1: 8683MB (17783112 512 byte sectors: 255H 63S/T 1106C) > da0 at ahc0 bus 0 target 0 lun 0 > da0: <COMPAQ ST15150W 6216> Fixed Direct Access SCSI-2 device > da0: 20.000MB/s transfers (10.000MHz, offset 8, 16bit), Tagged Queueing Enabled > da0: 4094MB (8386000 512 byte sectors: 255H 63S/T 522C) > [...] > > this is the relevant part of my kernel-config: > # SCSI Controllers > device ahc # AHA2940 and onboard AIC7xxx devices > #device esp # 53C94 & friends, not CAM-ified > #device isp # Qlogic family > #device ncr # NCR/Symbios Logic > #device sym # NCR/Symbios Logic (newer chipsets) > > # SCSI peripherals > device scbus # SCSI bus (required) > device da # Direct Access (disks) > device sa # Sequential Access (tape etc) > device cd # CD > device pass # Passthrough device (direct SCSI access) > > I tried different IDs on the streamer - no effect. > > > Can anyone help me? > > Many Thanks in advance, > > Jan > > > PS: uname -a > FreeBSD jan-alpha.lan 4.6.1-RELEASE-p5 FreeBSD 4.6.1-RELEASE-p5 #1: Fri Aug 16 > 17:18:26 CEST 2002 jan@jan-alpha.lan:/usr/src/sys/compile/EV56 alpha > > This is a DEC PWS 500a > > > ------------------------------------------------- > This mail sent through IMP: http://horde.org/imp/ > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-alpha" in the body of the message > To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message
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