4.2.21. Other system control registers

Table 4.19 shows the other system control registers.

Table 4.19. Other system control registers

NameCRnOp1CRmOp2ResetDescription
ACTLRc10c01

0x00000000

Auxiliary Control Register

CPACR   2-[a]

Coprocessor Access Control Register

FCSEIDRc130c000x00000000

FCSE Process ID Register

[a] The reset value depends on the FPU and NEON configuration. If FPU and Advanced SIMD are implemented, the reset value is 0x00000000. If FPU is implemented but Advanced SIMD is not implemented, the reset value is 0xC0000000. If FPU and Advanced SIMD are not implemented, the reset value is Unknown.


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