Date: Sun, 3 Nov 1996 13:33:25 +0100 (MET) From: robsch@robkaos.ruhr.de (Robert Schien) To: andreas@klemm.gtn.com (Andreas Klemm) Cc: freebsd-scsi@freebsd.org Subject: Re: Is it possible to add a scsi tape after boot ? Rescan of scsi bus ? Message-ID: <m0vK1jx-00061pC@robkaos.ruhr.de> In-Reply-To: <Pine.BSF.3.95.961103120424.298A-100000@klemm.gtn.com> from Andreas Klemm at "Nov 3, 96 12:13:39 pm"
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> Hi ! > > I'm used to power down my external tape, because the fan's are a bit > loud. But FreeBSD can't recognize the tape, if it wasn't ,on' while > booting. > > On SunOS 4 the scsi tape driver does an inquiry as soon as you write > onto the tape device. > > SunOS5 with it's dynamically kernel driver allows you to rescan the > systems devices with a ,drvconfig' command, which scans the hardware. > > Is there a utility in FreeBSD-current, which causes a tape to be > recognizes after booting ? > > I hardwired my scsi devices, but that didn't help. > > controller ahc0 > controller scbus0 at ahc0 > disk sd0 at scbus0 target 0 > disk sd1 at scbus0 target 1 > tape st0 at scbus0 target 4 > device cd0 at scbus0 target 6 > > Would be nice, if someone could help me. > Yes, it would be nice if one had a kind of generic 'super-scsi' device, with which it would be possible to rescan the SCSI bus. As far as I remember such a beast was planned long time ago... I would need it for my MO drive which is turned off most of the time. Or for my CD-R burner which sometimes gives an ioctl error message and where the only solution up to now is to reboot..... Robert
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