I figure the various NetBSD/sparc64 might be interested in the changes
involved herein.

On Wed, 6 Mar 2002, Jake Burkholder wrote:
> jake        2002/03/06 22:01:41 PST
> 
>   Modified files:
>     sys/sparc64/include  smp.h tlb.h 
>     sys/sparc64/sparc64  bus_machdep.c genassym.c machdep.c 
>                          mp_exception.s mp_locore.s mp_machdep.c 
>                          pmap.c pv.c trap.c tsb.c 
>   Log:
>   Implement delivery of tlb shootdown ipis.  This is currently more fine grained
>   than the other implementations; we have complete control over the tlb, so we
>   only demap specific pages.  We take advantage of the ranged tlb flush api
>   to send one ipi for a range of pages, and due to the pm_active optimization
>   we rarely send ipis for demaps from user pmaps.
>   
>   Remove now unused routines to load the tlb; this is only done once outside
>   of the tlb fault handlers.
>   Minor cleanups to the smp startup code.
>   
>   This boots multi user with both cpus active on a dual ultra 60 and on a
>   dual ultra 2.
>   
>   Revision  Changes    Path
>   1.8       +37 -24    src/sys/sparc64/include/smp.h
>   1.14      +66 -145   src/sys/sparc64/include/tlb.h
>   1.6       +2 -0      src/sys/sparc64/sparc64/bus_machdep.c
>   1.27      +4 -2      src/sys/sparc64/sparc64/genassym.c
>   1.41      +2 -0      src/sys/sparc64/sparc64/machdep.c
>   1.2       +68 -53    src/sys/sparc64/sparc64/mp_exception.s
>   1.3       +23 -15    src/sys/sparc64/sparc64/mp_locore.s
>   1.4       +18 -9     src/sys/sparc64/sparc64/mp_machdep.c
>   1.40      +17 -7     src/sys/sparc64/sparc64/pmap.c
>   1.13      +2 -0      src/sys/sparc64/sparc64/pv.c
>   1.28      +2 -0      src/sys/sparc64/sparc64/trap.c
>   1.17      +2 -0      src/sys/sparc64/sparc64/tsb.c
> 




----- End of forwarded message from Robert Watson -----