Re: port-m68k/27099 (If one runs crashme on a 2.0 m68k machine, the system panics.)

[David Holland <dholland-bugs%netbsd.org@localhost>]

On Fri, Apr 11, 2008 at 12:38:27AM +0900, Izumi Tsutsui wrote:
 > > If so, that's most of the work, and someone just needs to load
 > > trap.c up with printfs to figure out what's happening...
 > 
 > IIRC printf debug didn't help because kernel completely seemed
 > to hang on trap. The instruction cache also looked affected
 > (adding m68k_sync_icache(2) around the bomb() changed some behavor),
 > but I gave up at that point.

That just makes it more fun... :-)  first order of business I guess
would be to figure out if it makes it into the kernel at all, by
adding something in locore. (Dunno what; on i386 one tends to do this
by scribbling on the screen.)

Well, maybe the first order of business is to dig around for known
processor errata.

-- 
David A. Holland
dholland%netbsd.org@localhost