_EFI_SMM_CONTROL2_PROTOCOL Struct Reference


Data Fields

EFI_SMM_ACTIVATE2 Trigger
EFI_SMM_DEACTIVATE2 Clear
EFI_SMM_PERIOD MinimumTriggerPeriod

Detailed Description

The EFI_SMM_CONTROL2_PROTOCOL is produced by a runtime driver. It provides an abstraction of the platform hardware that generates an SMI. There are often I/O ports that, when accessed, will generate the SMI. Also, the hardware optionally supports the periodic generation of these signals.

Field Documentation

Minimum interval at which the platform can set the period. A maximum is not specified in that the SMM infrastructure code can emulate a maximum interval that is greater than the hardware capabilities by using software emulation in the SMM infrastructure code.


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