Symbol: EXT_SBUS_SLOTS
usr/src/uts/sun4u/io/sysiosbus.c
1775
if ((slot >= EXT_SBUS_SLOTS) ||
usr/src/uts/sun4u/io/sysiosbus.c
1954
if ((softsp->intr_hndlr_cnt[slot] == 0) || (slot >= EXT_SBUS_SLOTS)) {