D9.25 TRCDEVTYPE, Device Type Register

The TRCDEVTYPE indicates the type of the component.

Bit field descriptions

The TRCDEVTYPE is a 32-bit register.

Figure D9-23 TRCDEVTYPE 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.


RES0, [31:8]
res0Reserved.
SUB, [7:4]

The sub-type of the component:

0b0001Core trace.
MAJOR, [3:0]

The main type of the component:

0b0011Trace source.

Bit fields and details not provided in this description are architecturally defined. See the Arm® Architecture Reference Manual Armv8, for Armv8-A architecture profile.

The TRCDEVTYPE can be accessed through the external debug interface, offset 0xFCC.

Non-ConfidentialPDF file icon PDF version100798_0301_00_en
Copyright © 2016–2018 Arm Limited or its affiliates. All rights reserved.