Re: i386 MP failure (yet another sequel)

[Andrew Doran <ad%netbsd.org@localhost>]

On Tue, Apr 01, 2008 at 12:44:06PM +0200, Vincent wrote:

> well, I dug a bit farther and added "options MPDEBUG" to my kernel.
> Of course, after the cpu1 failure, I dropped into DDB. I poked around, 
> found nothing, so I entered "cont" to resume boot.
> 
> And... I got the CPU1 working allright (see dmesg).
> 
> I wonder if this is casused by a too short delay? What else can happen? 
> If I just type "cont" undeer DDB, it works okay too. That's strange.
> 
> But if I remove the "options MPDEBUG", I fall back to the old behavior, 
> CPU1 won't work.

I just changed src/sys/arch/x86/x86/cpu.c (revision 1.24). Can you build
an i386 kernel with that, with MPDEBUG, boot with the "-x" flag and let us
know what it outputs please?

Thanks,
Andrew