6500592 Using kmdb via the -kd boot argument panicks when continuing from kmdb

6498483 Running SunVTS cpu tests on Sun-Fire-T200,Sun-Blade-T6300 causes shutdown due to watchdog timeout

--HG--
rename : usr/src/uts/sparc/sys/wdt.h => usr/src/uts/sun4/sys/wdt.h

6461636 Watchdog timer should not display messages when disabled
6500505 sun4v backward compatibility ntwdt driver for Niagara based system

FWARC 2005/367 sun4v watchdog service API
FWARC 2006/093 sun4v watchdog API update
6354584 Add watchdog timer support in sun4v