Date: Thu, 15 Jun 1995 16:04:09 -0400 (EDT) From: "Rashid Karimov." <rashid@haven.ios.com> To: rgrimes@gndrsh.aac.dev.com (Rodney W. Grimes) Cc: hackers@freebsd.org Subject: Re: HD Geometry dirty trick Message-ID: <199506152004.QAA27483@haven.ios.com> In-Reply-To: <199506151826.LAA03037@gndrsh.aac.dev.com> from "Rodney W. Grimes" at Jun 15, 95 11:26:03 am
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Hi there, > > I've found that using "basic" geometry of 1023/64/32 > > for SCSI HD with 1Gb capacity and just adjusting the first > > value for other capacities , one can get painless install . > > Foe example , if you install 4Gb HDD - we multiply 1023 by 4 > > and use 4092/64/32 Geometry. > > For 300Mb SCSI disk we use (Int(1023/3.3))/64/32 and so on. > > Fine for Adaptec controllers, not so fine for NCR controllers that > like to tranlate >1G drives to xxxx/62/34, yes that is right 62/34! Didn't have any expirience with NCR , but Adaptec 2940 and Bustec 946c work fine . Rashid
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