Subject: Re: Debugger on reboot
To: Blaz Zupan <blaz.zupan@uni-mb.si>
From: Michael L. Hitch <osymh@gemini.oscs.montana.edu>
List: amiga
Date: 09/13/1995 11:51:58
On Sep 13, 10:04am, Blaz Zupan wrote:
> > Ever since the 24.8 sup when I reboot ala:
> > sysc;sync;reboot or sync;sync;shutdown -now
> > I am thrown into the kernel debugger after the disks have been synced.
...
> Yep, although I usually use "halt" I tried "reboot" sometime ago
> and I landed in the kernel debugger. I have an A2000, 8MB, IVS Vector
> 68030 with 2 SCSI drives.
> 
> Would really like to find out what causes this.... :)

  The removal of the cpu040 flag in locore.s didn't quit get everything
changed correctly.

*** locore.s.orig	Sat Aug 19 01:11:41 1995
--- locore.s	Tue Sep  5 10:18:33 1995
***************
*** 1971,1978 ****
  
  	| ok, turn off MMU..
  Ldoreboot:
! 	tstl	d1
! 	jne	Lmmuoff040
  	lea	zero,a0
  	pmove	a0@,tc			| Turn off MMU
  	lea	nullrp,a0
--- 1971,1978 ----
  
  	| ok, turn off MMU..
  Ldoreboot:
! 	cmpl	#MMU_68040,_mmutype	| is it 68040
! 	jeq	Lmmuoff040
  	lea	zero,a0
  	pmove	a0@,tc			| Turn off MMU
  	lea	nullrp,a0

Michael

-- 
Michael L. Hitch			INTERNET:  osymh@montana.edu
Computer Consultant
Office of Systems and Computing Services
Montana State University	Bozeman, MT	USA