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Date:      Tue, 9 Apr 1996 10:01:01 +0200 (MET DST)
From:      J Wunsch <j@uriah.heep.sax.de>
To:        freebsd-current@FreeBSD.org (FreeBSD-current users)
Subject:   Re: floppy format detection [was Re: devfs questions]
Message-ID:  <199604090801.KAA08669@uriah.heep.sax.de>
In-Reply-To: <m0u6SJm-000CB9C@nemesis.lonestar.org> from "Frank Durda IV" at Apr 8, 96 08:34:00 pm

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As Frank Durda IV wrote:

> IMO, the tradeoff between full automatic format detection, semi-automatic
> detection (as in the 16/6000) and manual specification, is a question of
> driver complexity plus how much delay you are willing to experience on each
> open of the drive, plus whether you can determine certain things without
> damage to the hardware.   I personally prefer having an semi-automatic
> dev plus manual devs or an ioctl available for explicit settings.

I fully agree with you here.  That's why i would like to have a part
of the minor number available for several densities, where only
density 0 is autodetect.

>  In the PC/AT world, the CMOS provides the "hints" needed to perform
> semi-automatic operations and get the test time down to an
> acceptable level.

But only for the first two drives. :-)

-- 
cheers, J"org

joerg_wunsch@uriah.heep.sax.de -- http://www.sax.de/~joerg/ -- NIC: JW11-RIPE
Never trust an operating system you don't have sources for. ;-)



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