D9.13 TRCCIDR3, ETM Component Identification Register 3

The TRCCIDR3 provides information to identify a trace component.

Bit field descriptions

The TRCCIDR3 is a 32-bit register.

Figure D9-12 TRCCIDR3 bit assignments
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RES0, [31:8]
res0Reserved.
PRMBL_3, [7:0]
0xB1Preamble byte 3.

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 TRCCIDR3 can be accessed through the external debug interface, offset 0xFFC.

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