D9.55 TRCPIDR1, ETM Peripheral Identification Register 1
The TRCPIDR1 provides information to identify a trace component.
Bit field descriptions
The TRCPIDR1 is a 32-bit register.
D9-53 TRCPIDR1 bit assignments
- RES0, [31:8]
- DES_0, [7:4]
|Arm Limited. This is bits[3:0] of JEP106 ID code.
- Part_1, [3:0]
|Most significant four bits of the ETM trace unit part
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 TRCPIDR1 can be accessed through the external debug interface, offset