B1.32 Authentication Status Register

The TRCAUTHSTATUS indicates the current level of tracing permitted by the system.

Usage constraints
There are no usage constraints.
Configurations
Available in all configurations.
Attributes
See the register summary in Table B1-1 ETM-M33 register summary and Table B1-10 CoreSight management registers.

The following figure shows the TRCAUTHSTATUS bit assignments.

Figure B1-38 TRCAUTHSTATUS bit assignments
To view this graphic, your browser must support the SVG format. Either install a browser with native support, or install an appropriate plugin such as Adobe SVG Viewer.


The following table shows the TRCAUTHSTATUS bit assignments.

Table B1-50 TRCAUTHSTATUS bit assignments

Bits Name Function
[31:8] - res0.
[7:6] SNIDa

Secure Non-Invasive Debug:

0b10Secure Non-Invasive Debug not implemented.
0b10Secure Non-Invasive Debug implemented, but disabled.
0b11Secure Non-Invasive Debug implemented and enabled.
[5:4] SID

Secure Invasive Debug:

0b00Secure Invasive Debug not implemented.
[3:2] NSNID

Non-secure Non-Invasive Debug:

0b10Non-secure Non-Invasive Debug implemented, but disabled.
0b11Non-secure Non-Invasive Debug implemented and enabled.
[1:0] NSID

Non-secure Invasive Debug:

0b00Non-secure Invasive Debug not implemented.
a SNID bitfield is RAZ when the processor is configured without the ARMv8-M Security Extension.
Non-ConfidentialPDF file icon PDF versionARM 100232_0002_00_en
Copyright © 2016, 2017 ARM Limited or its affiliates. All rights reserved.