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CTIPIDR1, CTI Peripheral Identification Register 1
The CTIPIDR1 characteristics are:
Purpose
Provides information to identify a CTI component.
For more information see 'About the Peripheral identification scheme' in the Arm® Architecture Reference Manual, Armv8, for Armv8-A architecture profile, section H8 (About the External Debug Registers).
Configuration
CTIPIDR1 is in the Debug power domain.
Implementation of this register is OPTIONAL.
This register is required for CoreSight compliance.
Attributes
CTIPIDR1 is a 32-bit register.
Field descriptions
The CTIPIDR1 bit assignments are:
Bits [31:8]
Reserved, RES0.
DES_0, bits [7:4]
Designer, least significant nibble of JEP106 ID code. For Arm Limited, this field is 0b1011.
PART_1, bits [3:0]
Part number, most significant nibble.
Accessing the CTIPIDR1
CTIPIDR1 can be accessed through the external debug interface:
Component | Offset | Instance |
---|---|---|
CTI | 0xFE4 | CTIPIDR1 |
Accesses on this interface are RO.