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CVS: cvs.openbsd.org: src

Module name:	src
Changes by:	rahnds_(_at_)_cvs_(_dot_)_openbsd_(_dot_)_org	2000/03/20 00:05:54

Modified files:
	sys/arch/powerpc/powerpc: machdep.c mainbus.c ofw_machdep.c 
	                          pmap.c trap.c 
Added files:
	sys/arch/powerpc/powerpc: dma.c 

Log message:
add first version of bus_dma for powerpc.
changes to trap handler to print out better information for jump to 0 bugs.
changes to pmap.c and machdep.c to debug a duplicate memory region
bug occasionally observed on imac with compressed kernels.