B2.5 ACTLR_EL1, Auxiliary Control Register, EL1
ACTLR_EL1 provides IMPLEMENTATION DEFINED configuration and control options for execution at EL1
and EL0.
Bit field descriptions
ACTLR_EL1 is a 64-bit register, and is part of:
• The Other system control registers functional group.
• The IMPLEMENTATION DEFINED functional group.
Figure B2-1 ACTLR_EL1 bit assignments
RES0, [63:0]
RES0 Reserved.
Configurations
There are no configuration notes.
Bit fields and details that are not provided in this description are architecturally defined. See the
Arm
®
Architecture Reference Manual Armv8, for Armv8-A architecture profile.
B2 AArch64 system registers
B2.5 ACTLR_EL1, Auxiliary Control Register, EL1
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B2-144
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