ARM Cortex-A76 Core

D6.4 PMCIDR1, Performance Monitors Component Identification Register 1
The PMCIDR1 provides information to identify a Performance Monitor component.
Bit field descriptions
The PMCIDR1 is a 32-bit register.
31 0
PRMBL_1
78 34
CLASS
RES0
Figure D6-3 PMCIDR1 bit assignments
RES0, [31:8]
RES0 Reserved.
CLASS, [7:4]
0x9 Debug component.
PRMBL_1, [3:0]
0x0 Preamble byte 1.
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 PMCIDR1 can be accessed through the external debug interface, offset 0xFF4.
D6 Memory-mapped PMU registers
D6.4 PMCIDR1, Performance Monitors Component Identification Register 1
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