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Processor interface register summary

List of Cortex®‑A9 processor interface registers.

This section does not reproduce information about registers already described in the ARM® Generic Interrupt Controller Architecture Specification.

Table 3-8 Cortex‑A9 processor interface register summary

Base Name Type Reset Width Function
0x000

ICCICR

RW 0x00000000 32 CPU Interface Control Register
0x004

ICCPMR

RW 0x00000000 32 Interrupt Priority Mask Register
0x008

ICCBPR

RW

0x2

0x3

32 Binary Point Register
0x00C

ICCIAR

RO 0x000003FF 32 Interrupt Acknowledge Register
0x010

ICCEOIR

WO - 32 End Of Interrupt Register
0x014

ICCRPR

RO 0x000000FF 32 Running Priority Register
0x018

ICCHPIR

RO 0x000003FF 32 Highest Pending Interrupt Register
0x01C

ICCABPR

RW 0x3 32 Aliased Non-secure Binary Point Register
0xFC

ICCIDR

RO 0x3901243B 32

 CPU Interface Implementer Identification Register