LOCKNSMPU=B_0x0, LOCKNSVTOR=B_0x0
SBS CPU non-secure lock register
| LOCKNSVTOR | VTOR_NS register lock 0 (B_0x0): VTOR_NS register write enabled 1 (B_0x1): VTOR_NS register write disabled |
| LOCKNSMPU | non-secure MPU register lock 0 (B_0x0): non-secure MPU registers write enabled 1 (B_0x1): non-secure MPU registers write disabled |