Re: port-amd64/40067: HP BL680c is unable to boot NetBSD with SMP enabled

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

On Sat, Nov 29, 2008 at 03:25:01PM +0000, chris%dokein.co.uk@localhost wrote:

> ioapic0: int3 82<vector=82,delmode=0,dest=0> 0<target=0>
> 
> Note the point at which the system hangs is the point at which interrupts are 
> enabled.  If I disable SMP in the bios the next lines in the dmesg are:
>
> scsibus0: waiting 2 seconds for devices to settle...

This is also the point at which at which the gates are opened for non-boot
CPUs. Up until this point they sit in a loop spinning.

http://nxr.homeunix.org/source/xref/sys/arch/x86/x86/cpu.c#689

Can you break into the debugger and get a backtrace to see where it is
hanging?

Andrew