SYNCPR (A53_ETM_3) Register

Zynq UltraScale+ Devices Register Reference (UG1087)

Document ID
UG1087
Release Date
2024-03-13
Revision
1.10

SYNCPR (A53_ETM_3) Register Description

Register NameSYNCPR
Offset Address0x0000000034
Absolute Address 0x00FEF40034 (CORESIGHT_A53_ETM_3)
Width32
TyperwNormal read/write
Reset Value0x00000000
DescriptionSynchronization Period Register

SYNCPR (A53_ETM_3) Register Bit-Field Summary

Field NameBitsTypeReset ValueDescription
PERIOD 4:0rwNormal read/write0Controls how many bytes of trace, the sum of instruction and data, that a trace unit can generate before a periodic trace synchronization request occurs. The number of bytes is always a power of two and the permitted values are:and so on up to 0b10100, for which the request occurs after 2^20, or 1048576, bytes of trace.Values between 0b00001 and 0b001111 are reserved, as are values from 0b10101 onwards.