B1.46 FCSEIDR, FCSE Process ID Register

The FCSEIDR identifies whether the Fast Context Switch Extension (FCSE) is implemented.

Bit field descriptions

FCSEIDR is a 32-bit register, and is part of the Legacy feature registers functional group.

Figure B1-31 FCSEIDR bit assignments
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RAZ/WI, [31:0]
Reserved, read-as-zero/write ignore.
Configurations

There is one instance of this register that is used in both Secure and Non-secure states.

Bit fields and details not provided in this description are architecturally defined. See the Arm® Architecture Reference Manual Armv8, for Armv8-A architecture profile.

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