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Date: Mon, 03 Nov 2003 08:28:11 -0600
From: Peter Schultz <pmes@btinet.net>
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cc: current@freebsd.org
Subject: Re: floppies
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No problem with formatting or writing floppies here under heavy system 
load and even though this message--fdc0: cmd 3 failed at out byte 1 of 
3--has been output twice at boot for probably over a year.  The floppies 
I used even came from a dusty pile of old driver disks.  :-)

Pete...

Dag-Erling Smørgrav wrote:
> anyone else having trouble with floppies?  I tried a bunch of
> different disks in two different machines (5.1-CURRENT with brand new
> drive, 4.9-PRERELEASE with an older but presumed-good drive) and all I
> get are I/O errors; fdformat sometimes works and sometimes doesn't,
> and any attempt to actually read or write data fails.
> 
> # uname -a
> FreeBSD ada.des.no 4.9-PRERELEASE FreeBSD 4.9-PRERELEASE #5: Fri Sep  5 22:56:22 CEST 2003     des@ada.des.no:/usr/src/sys/compile/ada  i386
> # fdformat fd0
> Format 1440K floppy `/dev/fd0'? (y/n): y
> Processing fdformat: ioctl(FD_FORM): Input/output error
> # dd if=/dev/zero of=/dev/fd0c
> dd: /dev/fd0c: Input/output error
> 1+0 records in
> 0+0 records out
> 0 bytes transferred in 2.634334 secs (0 bytes/sec)
> 
> and the console shows:
> 
> fd0: recal failed ST0 70<abnrml,seek_cmplt,equ_chck> cyl 0
> last message repeated 2 times
> fd0: recal failed ST0 78<abnrml,seek_cmplt,equ_chck,drive_notrdy> cyl 0
> fd0c: hard error writing fsbn 0 (No status)
> 
> on -CURRENT:
> 
> # fdformat fd0
> Format 1440K floppy `/dev/fd0'? (y/n): y
> Processing VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVEVVVVVV done.
> Errors encountered:
> Cyl Head Sect   Error
>  66    1   12   wrong cylinder (format mismatch)
> 
> (although a previous run succeeded)
> 
> I'm having a hard time believing this is a hardware problem, although
> there might conceivably be an environmental factor which affects both
> systems since they are in the same room.
> 
> DES