U60 doesn't boot anymore with -CURRENT
marius at alchemy.franken.de
Sun Jun 13 20:18:52 UTC 2010
On Sun, Jun 13, 2010 at 09:26:41PM +0200, Andreas Tobler wrote:
> On 13.06.10 21:15, Marius Strobl wrote:
> >On Sun, Jun 13, 2010 at 04:38:52PM +0200, Andreas Tobler wrote:
> >>my gecko testmachine refuses to boot with -CURRENT.
> >>Here the verbose part of the messages:
> >>FreeBSD 9.0-CURRENT #0 r209123M: Sun Jun 13 14:07:28 CEST 2010
> >> andreast at u60.andreas.nets:/usr/obj/export/devel/src/sys/GENERIC
> >> sparc64
> >>Preloaded elf kernel "/boot/kernel/kernel" at 0xc0bbc000.
> >>real memory = 1610612736 (1536 MB)
> >>avail memory = 1554571264 (1482 MB)
> >>machine: SUNW,Ultra-60
> >>cpu0: Sun Microsystems UltraSparc-II Processor (449.99 MHz CPU)
> >> mask=0xa0 maxtl=5 maxwin=7
> >>initalizing intr_countp
> >>And here it hangs.
> >>Any idea on hwat is going wrong?
> >Nothing obvious as no sparc64 specific changes went in lately.
> >If you use a kernel built with options ALT_BREAK_TO_DEBUGGER,
> >can you break into the debugger via the alternate break sequence
> >on the serial console and get backtrace when it hangs? What is
> >the last known working revision? Can you bisect which revsion
> >triggers the problem?
> I tracked it down to r207537, especially mp_locore.S.
> If I use r207536 from mp_locore.S then my machine boots again.
Ah, that revision fails to update one branch. Could you please
give the attached patch a try with current sources?
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