TrustZone System-level Control Registers

Zynq UltraScale+ Device Technical Reference Manual (UG1085)

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2.4 English

The system-level control registers (SLCR) contains the LPD_SLCR_SECURE and FPD_SLCR_SECURE register sets with the TrustZone control registers.

Note:   These SLCR registers are always secure, which means that the reads and writes are always done with a secure AXI transaction.

These registers include security controls:

Peripherals and RPU security controls.

FPGA advanced eXtensible interface (AXI) master ports security control.