PMPIDR2, Performance Monitors Peripheral Identification Register 2

The PMPIDR2 characteristics are:

Purpose

Provides information to identify a Performance Monitor component.

For more information, see 'About the Peripheral identification scheme'.

Configuration

Implementation of this register is OPTIONAL.

If FEAT_DoPD is implemented, this register is in the Core power domain. If FEAT_DoPD is not implemented, this register is in the Debug power domain.

This register is required for CoreSight compliance.

Attributes

PMPIDR2 is a 32-bit register.

Field descriptions

313029282726252423222120191817161514131211109876543210
RES0REVISIONJEDECDES_1

Bits [31:8]

Reserved, RES0.

REVISION, bits [7:4]

Part major revision. Parts can also use this field to extend Part number to 16-bits.

This field has an IMPLEMENTATION DEFINED value.

Access to this field is RO.

JEDEC, bit [3]

Indicates a JEP106 identity code is used.

Reads as 0b1.

Access to this field is RO.

DES_1, bits [2:0]

Designer, most significant bits of JEP106 ID code. For Arm Limited, this field is 0b011.

This field has an IMPLEMENTATION DEFINED value.

Access to this field is RO.

Accessing PMPIDR2

PMPIDR2 can be accessed through the external debug interface:

ComponentOffsetInstance
PMU0xFE8PMPIDR2

This interface is accessible as follows:


30/09/2021 14:53; 092b4e1bbfbb45a293b198f9330c5f529ead2b0f

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