Date: Fri, 22 Aug 1997 17:04:57 +0930 From: Greg Lehey <grog@lemis.com> To: Joerg Wunsch <joerg_wunsch@uriah.heep.sax.de> Cc: freebsd-scsi@FreeBSD.ORG, Martin Cracauer <cracauer@cons.org> Subject: Re: Formatting DISK 256 bytes/sec => 512b/sec Message-ID: <19970822170457.50741@lemis.com> In-Reply-To: <19970822082420.JF08302@uriah.heep.sax.de>; from J Wunsch on Fri, Aug 22, 1997 at 08:24:20AM %2B0200 References: <199708211916.VAA05817@cons.org> <19970822082420.JF08302@uriah.heep.sax.de>
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On Fri, Aug 22, 1997 at 08:24:20AM +0200, J Wunsch wrote: > > There are at least two methods i remember how to convince a SCSI drive > of another sector size (if possible at all). One was to issue a mode > select with a new blocksize, and then immediately format the drive. I > think that's been the IBM way. I think the other way was to edit mode > page 3 (scsi -f /dev/rsdX.ctl -e -m 3 -P 3), and then reformat. ISTR > that i've successfully did this with an older Maxtor drive (just to > see whether it works). I've done this before, with Tandem drives which were originally formatted with 516 bytes/sector. I think I edited mode page 3. If you have any trouble with this method, let me know and I'll try to drag out the info I had at the time. Greg
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