ARM DDI 0500D Copyright © 2013-2014 ARM. All rights reserved. 12-1
ID021414 Non-Confidential
Chapter 12
Performance Monitor Unit
This chapter describes the Performance Monitor Unit (PMU) and the registers that it uses. It
contains the following sections:
• About the PMU on page 12-2.
• PMU functional description on page 12-3.
• AArch64 PMU register summary on page 12-5.
• AArch64 PMU register descriptions on page 12-7.
• AArch32 PMU register summary on page 12-14.
• AArch32 PMU register descriptions on page 12-16.
• Memory-mapped register summary on page 12-23.
• Memory-mapped register descriptions on page 12-26.
• Events on page 12-36.
• Interrupts on page 12-40.
• Exporting PMU events on page 12-41.
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