LSR (FUNNEL4P) Register

Zynq UltraScale+ Devices Register Reference (UG1087)

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

LSR (FUNNEL4P) Register Description

Register NameLSR
Offset Address0x0000000FB4
Absolute Address 0x00FE920FB4 (CORESIGHT_SOC_FUNN_1)
0x00FE930FB4 (CORESIGHT_SOC_FUNN_2)
Width32
TyperoRead-only
Reset Value0x00000000
DescriptionThis indicates the status of the Lock control mechanism. This lock prevents accidental writes by code under debug. This register must always be present although there might not be any lock-access control mechanism. The lock mechanism, where present and locked, must block write accesses to any control register, except the Lock Access Register. For most components this covers all registers except for the Lock Access Register 0xFB0

LSR (FUNNEL4P) Register Bit-Field Summary

Field NameBitsTypeReset ValueDescription
nTT 2roRead-only0x0Indicates if the Lock Access Register (0xFB0) is implemented as 8-bit or 32-bit
SLK 1roRead-only0x0Returns the current status of the Lock
SLI 0roRead-only0x0Indicates that a lock control mechanism exists for this device