Re: IDE disk size on old PC

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#4039

From: Mike Walsh
Date: Sat, 29 Jan 2000 00:00

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The limit is of the BIOS. The only way a 386 should recognize more than
528MB is if the BIOS has been upgraded. Some BIOS's, as well as some
OS's, have a limit of around 8GB.

Jim Backus wrote:
> 
> I was recently given a 1 GB IDE HD which was supposed to be faulty.
> As a test, I put it into an old 386 that is set up with boot manager
> to run either OS/2 or PC Dos.  The disk seems to be OK but the
> surprise is that the PC recognises it's full capacity under both PC
> Dos and OS/2.  I was expecting it to be limited to 528MB.
> 
> So what is the story about hard disk size restrictions under IDE?
> 
> Is it just a boot limitation?
> 
> --
> Jim Backus  OS/2 - 32 bits without the bloat
> bona fide replies to jimb(at)jita(dot)demon(dot)co(dot)uk
> http://www.jita.demon.co.uk

-- 
                   Mike Walsh
            Palm Beach Gardens, Florida, U.S.A.

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From: Mike Walsh <mikew137@gate.net>
Subject: Re: IDE disk size on old PC
Date: 2000/01/29
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