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Xref: sserve comp.sys.intel:5984 comp.os.386bsd.misc:492 comp.periphs.scsi:11910 Path: sserve!newshost.anu.edu.au!munnari.oz.au!news.Hawaii.Edu!ames!haven.umd.edu!uunet!spcvxb!mauritz_c From: mauritz_c@spcvxb.spc.edu Newsgroups: comp.sys.intel,comp.os.386bsd.misc,comp.periphs.scsi Subject: Re: Adaptec AIC6260 SCSI-chip, Intel PC and 386BSD Message-ID: <1993Jun22.134648.6384@spcvxb.spc.edu> Date: 22 Jun 93 13:46:48 EDT References: <JARLE.93Jun21180333@storlind.idt.unit.no> <206lflINN918@bonnie.tcd-dresden.de> Organization: SPC Community Access System Lines: 34 In article <206lflINN918@bonnie.tcd-dresden.de>, j@bonnie.tcd-dresden.de (J Wunsch) writes: > In article <JARLE.93Jun21180333@storlind.idt.unit.no> jarle@idt.unit.no writes: >> >>Hello, >> >>I'm considering purchasing an Intel PC box (Professional workstation/GX). >>The technical product summary says that there is an AIC6260 SCSI-controller >>(from Adaptec) integrated on the motherboard, and that the BIOS' low level >>drivers are Adaptec-152x compatible... >> >>I am planning to run 386BSD/NetBSD on this box and would therefore like to >>know: >> a) Has anyone used this box with 386BSD and SCSI-devices? >> If so, did you use the Adaptec-drivers in the kernel >> (154x/174x-compatible) or did you write your own drivers? > > All i can tell you: > We've got another box with an AIC6260. It's running under DOS for > some other reason, and runs fine there. (The SCSI disk is the only > disk.) But any attempt to boot a BSD (with either the old `as' driver, > or Julian's driver) didn't recognize the SCSI adaptor - so you'll > need to get some more h/w info (from Adaptec?), and should eventually > consult julian@dialix.oz.au before starting off. I've also heard from other people that this chip is rather slow in terms of transfer speed. I was told that the maximum the guy could get out of it was ~500k/sec. I have never used the chip myself, but that could lead to an annoying bottleneck for a multitasking/user system. Cheers, Chris