CTIAUTHSTATUS, CTI Authentication Status register

The CTIAUTHSTATUS characteristics are:

Purpose

Provides information about the state of the IMPLEMENTATION DEFINED authentication interface for CTI.

Configuration

CTIAUTHSTATUS is in the Debug power domain.

This register is OPTIONAL, and is required for CoreSight compliance.

Attributes

CTIAUTHSTATUS is a 32-bit register.

Field descriptions

The CTIAUTHSTATUS bit assignments are:

313029282726252423222120191817161514131211109876543210
RES0RAZNSNIDNSID

Bits [31:8]

Reserved, RES0.

Bits [7:4]

Reserved, RAZ.

NSNID, bits [3:2]

If EL3 is not implemented and the implemented Security state is Secure state, holds the same value as DBGAUTHSTATUS_EL1.SNID.

Otherwise, holds the same value as DBGAUTHSTATUS_EL1.NSNID.

NSID, bits [1:0]

If EL3 is not implemented and the implemented Security state is Secure state, holds the same value as DBGAUTHSTATUS_EL1.SID.

Otherwise, holds the same value as DBGAUTHSTATUS_EL1.NSID.

Accessing the CTIAUTHSTATUS

CTIAUTHSTATUS can be accessed through the external debug interface:

ComponentOffsetInstance
CTI0xFB8CTIAUTHSTATUS

Accesses on this interface are RO.




12/01/2022 09:56; 05a4944b4b04e7ab50def8c126b479d22136f35b

Copyright © 2010-2022 Arm Limited or its affiliates. All rights reserved. This document is Non-Confidential.