Date: Fri, 10 Jan 1997 09:50:56 +0100 From: j@uriah.heep.sax.de (J Wunsch) To: freebsd-bugs@freebsd.org Subject: Re: bin/2303 & kern/2423 CDs and BCD numbers - its 99 DECIMAL not HEX Message-ID: <Mutt.19970110095056.j@uriah.heep.sax.de> In-Reply-To: <m0viY1P-000us7C@nemesis.lonestar.org>; from Frank Durda IV on Jan 9, 1997 21:52:00 -0500 References: <m0viY1P-000us7C@nemesis.lonestar.org>
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As Frank Durda IV wrote: > [0]looks like I'll finally go and see if I can get a fireware upgrade for my > [0]two chinon drives... > > Except that the Red Book (all praise Philips and Sony) says quite > clearly: [...that the track number is in BCD on the disk, yes, we know.] > Now, there are plenty of makes of CD-ROM drives that return info to > the host in BCD, and this is because most of the fields on the actual disk > are in BCD. Yes, but SCSI requires the drive to return it as an integer value. Any drive returning BCD is violating the specs. -- 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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