CCNTR_EL0_31to0 (A53_PMU_3) Register - CCNTR_EL0_31to0 (A53_PMU_3) Register - UG1087

Zynq UltraScale+ Devices Register Reference (UG1087)

Document ID
UG1087
Release Date
2025-06-20
Revision
1.11

CCNTR_EL0_31to0 (A53_PMU_3) Register Description

Register NameCCNTR_EL0_31to0
Offset Address0x00000000F8
Absolute Address 0x00FEF300F8 (CORESIGHT_A53_PMU_3)
Width32
TyperwNormal read/write
Reset Value0x00000000
DescriptionPerformance Monitors Cycle Counter (low word)

CCNTR_EL0_31to0 (A53_PMU_3) Register Bit-Field Summary

Field NameBitsTypeReset ValueDescription
CCNT31:0rwNormal read/write0x0Cycle count. Depending on the values of PMCR_EL0.{LC,D}, the cycle count increments in one of the following ways:Every processor clock cycle.Every 64th processor clock cycle.The cycle count can be reset to zero by writing 1 to PMCR_EL0.C.