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TRCDEVID2, Trace Device Configuration Register 2

The TRCDEVID2 characteristics are:

Purpose

Provides discovery information for the component.

For additional information, see the CoreSight Architecture Specification.

Configuration

This register is present only when FEAT_ETE is implemented and FEAT_TRC_EXT is implemented. Otherwise, direct accesses to TRCDEVID2 are RES0.

Attributes

TRCDEVID2 is a 32-bit register.

Field descriptions

Bits [31:0]

Accessing TRCDEVID2

External debugger accesses to this register are unaffected by the OS Lock.

TRCDEVID2 can be accessed through the external debug interface:

Accessible as follows:

• When !IsTraceCorePowered(), accesses to this register generate an error response.
• Otherwise, accesses to this register are RO.

2026-03-26 20:27:25, 2026-03_rel

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