Date: Fri, 18 Jul 1997 22:42:30 -0700 (PDT) From: Howard Lew <hlew@www2.shoppersnet.com> To: Michael Smith <msmith@atrad.adelaide.edu.au> Cc: rb@gid.co.uk, hackers@FreeBSD.ORG Subject: Re: Iomega Zip Message-ID: <Pine.BSF.3.91.970718224123.29226G-100000@www2.shoppersnet.com> In-Reply-To: <199707190441.OAA12625@genesis.atrad.adelaide.edu.au>
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On Sat, 19 Jul 1997, Michael Smith wrote: > Howard Lew stands accused of saying: > > > > The probe doesn't look right, but it works: > > The probe is _exactly_ right. > > > sd0 at scbus0 target 5 lun 0 > > sd0: Direct-Access > > sd0: ILLEGAL REQUEST asc:24,0 Invalid field in CDB > > sd0 could not mode sense (4). Using ficticious geometry > > The drive has refused a MODE SENSE command, so it's not possible to > establish its geometry. Geometry is only (really) relevant for > processing the MBR. Instead, the driver will fake some sensible > falues. > > > sd0: NOT READY asc:3a,0 Medium not present > > sd0: could not get size > > 0MB (0 512 byte sectors) > > The driver has attempted to interrogate the drive to obtain its total > size in sectors. The drive reports an error because you haven't > inserted a disk. This is common for removables, particularly those > that support more than one media size. > > > sd0: with 0 cyls, 64 heads, and an average 32 sectors/track > > And this is the resultant fake geometry, given a size of 0 sectors. It's > good enough. > oh... I guess the probe is fine then. The zip drive (scsi) works great. > -- > ]] Mike Smith, Software Engineer msmith@gsoft.com.au [[ > ]] Genesis Software genesis@gsoft.com.au [[ > ]] High-speed data acquisition and (GSM mobile) 0411-222-496 [[ > ]] realtime instrument control. (ph) +61-8-8267-3493 [[ > ]] Unix hardware collector. "Where are your PEZ?" The Tick [[ >
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