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- From: exuptr@exu.ericsson.se (exuptr@exu.ericsson.se)
- Newsgroups: comp.os.msdos.programmer,comp.os.msdos.misc
- Subject: Re: Disk Drive Purchase?
- Message-ID: <exuptr.476.716143831@exu.ericsson.se>
- Date: 10 Sep 92 16:50:31 GMT
- References: <2aab4eed@ralf> <exuptr.458.716059101@exu.ericsson.se> <BuCBp5.1MF.2@cs.cmu.edu>
- Sender: news@exu.ericsson.se
- Organization: Ericsson Network Systems, Inc.
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- In article <BuCBp5.1MF.2@cs.cmu.edu> ralf+@cs.cmu.edu (Ralf Brown) writes:
- >From: ralf+@cs.cmu.edu (Ralf Brown)
- >Subject: Re: Disk Drive Purchase?
- >Date: 10 Sep 92 02:17:27 GMT
-
- >In article <exuptr.458.716059101@exu.ericsson.se> exuptr@exu.ericsson.se (exuptr@exu.ericsson.se) writes:
- >}In article <2aab4eed@ralf> Ralf.Brown@B.GP.CS.CMU.EDU writes:
- >}Now this one makes sense. Except that BIOS does not limit you to 1024
- >}cylinders, that is DOS. So theoretically you could have 2048 x 64 x 63.
-
- >Sorry, but that is indeed a BIOS limit, since the BIOS only uses ten bits
- >to specify the cylinder (there are a couple of BIOSes which use twelve
- >bits, but they aren't "standard").
-
- Find me a 386 with bios that will not support a 1224 cylinder drive.
-
- >DOS is simply using the standard BIOS
- >interface--you could always write a device driver that knows about the
- >two nonstandard cylinder bits if you have such a BIOS.
-
- Which almost everyone does, which is why Disk Manager works and can format
- things like the MAXTOR XT-4380. I haven't seen a BIOS that cannot do this
- since 1987. Admittedly I stay away from older AT's and PS/2's.
-
- Realistically, what machine today has this limitation?
-
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