A.5. Standby and wait for event signals

Table A.8 shows the standby and wait for event signals.

Table A.8. Standby and wait for event signals

NameI/O

Source or

Destination

Description
EVENTIIExternal coherent agent

Event input for Cortex-A9 processor wake-up from WFE state.

EVENTOO

Event output. This signal is active when one SEV instruction is executed.

STANDBYWFE[N:0]OPower controller

Indicates if a Cortex-A9 processor is in WFE state.

0 = processor not in standby state1 = processor in standby state.

STANDBYWFI[N:0]O

Indicates that a Cortex-A9 processor is in Standby WFI state.

0 = processor not in wait for event state1 = processor in wait for event state.


See Individual Cortex-A9 processor power management.

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