Subject: Re: Woops, forgot to CC the list: More disk questions
To: Bill Studenmund <skippy@macro.stanford.edu>
From: Bill Squier <groo@guinness.cs.stevens-tech.edu>
List: port-i386
Date: 08/14/1997 18:46:35
In message <Pine.A32.3.95.970814153209.25031C-100000@macro.stanford.edu>, Bill 
Studenmund writes:
>On Thu, 14 Aug 1997, Bill Squier wrote:
>
>> Secondly, why is it that 
>> 
>> 1) On a label pasted on the top of the disk, it says 1416 cyls, 16 heads, 63
> 
>> spt
>> 1.5) www.wdc.com says the Caviar AC2700 has 1416/16/63
>> 2) The BIOS says 1416/16/63
>> 3) NetBSD says 1416/16/63 when it asks the drive
>> 4) pfdisk claims 707/32/63
>> 
>> What's pfdisk know that the manufacturer doesn't?  Is the manufacturer lying
> 
>> so that people that don't know about all this geometry nonsense don't type 
>> something stupid into their CMOS setups?  Should I switch back to 1416/16/63
> 
>> now that I know I have to leave a cyl free or set oc#2?
>
>pfdisk's running under WinDont? I bet there's a drive-translating driver
>in WnDon't which is changing the geometry on you. I found I had to run
>pfdisk from a DOS boot floppy to get it to work right.

It's running under a Windows 95 Command Prompt boot floppy.  (ie, right-click
the floppy icon, select format, check "Copy system files")

There's no config sys, so it's only what's in the bootblocks and command.com
and msdos.sys (and whatever other .sys files there are in that crappy opsys)

-wps