LSR (FUNNEL4P) Register Description
Register Name | LSR |
---|---|
Offset Address | 0x0000000FB4 |
Absolute Address |
0x00FE920FB4 (CORESIGHT_SOC_FUNN_1) 0x00FE930FB4 (CORESIGHT_SOC_FUNN_2) |
Width | 32 |
Type | roRead-only |
Reset Value | 0x00000000 |
Description | This 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 Name | Bits | Type | Reset Value | Description |
---|---|---|---|---|
nTT | 2 | roRead-only | 0x0 | Indicates if the Lock Access Register (0xFB0) is implemented as 8-bit or 32-bit |
SLK | 1 | roRead-only | 0x0 | Returns the current status of the Lock |
SLI | 0 | roRead-only | 0x0 | Indicates that a lock control mechanism exists for this device |