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Arm Cortex-A55 Core Technical Reference Manual : TRCDEVID, Device ID Register

TRCDEVID, Device ID Register

The TRCDEVID indicates the capabilities of the ETM trace unit.

Bit field descriptions

Figure D8-22 TRCDEVID bit assignments

DEVID, [31:0]
RAZ. There are no component-defined capabilities.

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 TRCDEVID can be accessed through the external debug interface, offset 0xFC8.

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