Subject: port-i386/28919: disk read error in boot from 1.2MB floppy
To: None <port-i386-maintainer@netbsd.org, gnats-admin@netbsd.org,>
From: K Suominen <kalevi.suominen@helsinki.fi>
List: netbsd-bugs
Date: 01/09/2005 14:45:00
>Number: 28919
>Category: port-i386
>Synopsis: disk read error in boot from 1.2MB floppy
>Confidential: no
>Severity: critical
>Priority: low
>Responsible: port-i386-maintainer
>State: open
>Class: sw-bug
>Submitter-Id: net
>Arrival-Date: Sun Jan 09 14:45:00 +0000 2005
>Originator: Kalevi Suominen
>Release: NetBSD 2.0
>Organization:
>Environment:
System:
Architecture: i386
Machine: i386
>Description:
Boot with bootfloppy-tiny (and -small) dies with disk read error
indication after a BIOS int 13h call with ah=2, al=16.
>How-To-Repeat:
Try to boot from a 1.2MB NetBSD 2.0 bootfloppy in an old 486-machine.
>Fix:
Change the maximum number of boot sectors read in a single
BIOS call to 15 (=sectors in a track).