TRCDEVID, Trace Device Configuration Register

The TRCDEVID characteristics are:

Purpose

Provides discovery information for the component.

For additional information, see the CoreSight Architecture Specification.

Configuration

External register TRCDEVID bits [31:0] are architecturally mapped to AArch64 System register TRCDEVID[31:0].

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

Attributes

TRCDEVID is a 32-bit register.

Field descriptions

Bits [31:0]

Accessing TRCDEVID

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

TRCDEVID 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.

15/12/2024 22:27; 5e0a212688c6bd7aee92394b6f5e491b4d0fee1d

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