Re: partially working SMP again

[Izumi Tsutsui <tsutsui%ceres.dti.ne.jp@localhost>]

>    A kernel built from the recent source tree fails earlier place:
>    ---
>    >> NetBSD/sparc Secondary Boot, Revision 1.15
>    >> (builds%b6.netbsd.org@localhost, Mon Apr 27 06:09:56 UTC 2009)
>    Booting netbsd.mp2
>    3649760+108384+268208 [243552+229482]=0x45ab38
>    OBP version 3, revision 2.25 (plugin rev 2)
>    panic: makememarr: cannot find "memory" node
>    Stopped in pid 0.1 (system) at  0xf0055430:     or              %o7, %g0, 
> %g1
>    db{0}> 
>    
>    ---
>    
>    Some PROM mapping is corrupted?
>    Or more patches are required?
> 
> 
> i'm not sure how my changes can affect this.
> 
> the call to makememarr() occurs before the new bootstrap code.
> 
> i don't know what to do about this panic.

Looks more cache issue. (cache size dependent?)

Adding "cpuinfo.cache_flush_all()" before pmap_bootstrap() in autoconf.c
makes kernel get further, but it still fails in le0 as before:

---
ledma0 at sbus0 slot 15 offset 0x400010: DMA rev 2
le0 at ledma0 slot 15 offset 0xc00000 level 6Reader / writer lock error: 
rw_vector_enter: locking against myself
 :
---
Izumi Tsutsui