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Newsgroups: comp.unix.bsd Subject: Re: AHA1542B vs Sysgen SC4000 controller under BSD386 Path: sserve!manuel!munnari.oz.au!uunet!charon.amdahl.com!pacbell.com!ames!think.com!unixland!rmkhome!rmk From: rmk@rmkhome.UUCP (Rick Kelly) Organization: The Man With Ten Cats Date: Mon, 5 Oct 1992 17:52:59 GMT Reply-To: rmk@rmkhome.UUCP (Rick Kelly) Message-ID: <9210051253.45@rmkhome.UUCP> References: <1ao4umINNaua@network.ucsd.edu> <1992Oct5.100219.28945@tfs.com> Lines: 52 In article <1992Oct5.100219.28945@tfs.com> julian@tfs.com (Julian Elischer) writes: >In article <1ao4umINNaua@network.ucsd.edu> brian@ucsd.edu (Brian Kantor) writes: >>I managed to score a Sysgen SC4000 SCSI-to-QIC-02 controller, an Adaptec >>Stand-Alone-Tape-Controller QIC-02-to-QIC-36 board, and an Archive 5945C >>drive. This bizarre combination is what Sun used to use in their really >>old (Sun-2/68010 days) tape backup boxes. >> >>When I connect this mess up to my Adaptec controller and try to bood >>386BSD with Julian's SCSI package, the error light on the SC4000 comes >>on, and the computer just keeps telling me that command timed out. >>The light on the Adaptec just stays on. >> > >I wonder if the SC4000 is really compatible with modern scsi. >Does the BIOS find the tape controller? (do you have the BIOS enabled?) >just for laughs, try the old scsi system and let me know >what happens. I think you're right. I believe that the SC4000 is a SASI controller, which is a subset of SCSI. Also, the Archive SAC controller is notorious for being finicky. >I'm sorry that that is not much help. >But it sounds as if the low level protocols are failing. >Something is wedging the scsi bus. >That's not something the software can easily do. > >(If it makes you feal better I'm having the same problem >with a particular disk and the aha1742 card (aha1542 loves it). > > >>Has anyone gotten this or a similar setup to work? What firware >>revisions are in your controllers, and what jumper/switch settings did >>you use? >> - Brian > >julian > >+----------------------------------+ ______ _ __ >| __--_|\ Julian Elischer | \ U \/ / On assignment >| / \ julian@tfs.com +------>x USA \ in a very strange >| ( OZ ) 2118 Milvia st. Berkeley CA. \___ ___ | country ! >+- X_.---._/ USA+(510) 704-3137(wk) \_/ \\ > v > > -- Rick Kelly rmk@rmkhome.UUCP unixland!rmkhome!rmk rmk@frog.UUCP