Symbol: IS1
usr/src/uts/intel/pcbe/p4_pcbe.c
319
{ /* BPU_COUNTER2 */ 0x302, 0x362, BSU1|FSB1|MOB1|PMH1|BPU1|IS1|ITLB1|IX1},
usr/src/uts/intel/pcbe/p4_pcbe.c
320
{ /* BPU_COUNTER3 */ 0x303, 0x363, BSU1|FSB1|MOB1|PMH1|BPU1|IS1|ITLB1|IX1},