SystemConfig_IRQ class

This class is the event type class for interrupt request (IRQ) events.

The following syntax is simplified from MOF code.

Syntax

[EventType(21), EventTypeName("IRQ")]
class SystemConfig_IRQ : SystemConfig
{
  uint64 IRQAffinity;
  uint32 IRQNum;
  uint32 DeviceDescriptionLen;
  string DeviceDescription;
};

Members

The SystemConfig_IRQ class has these types of members:

• Properties

Properties

The SystemConfig_IRQ class has these properties.

DeviceDescription

Data type: string

Access type: Read-only

Qualifiers: WmiDataId(4), StringTermination("NullTerminated"), Format("w")

Description of the device or software making the request.

DeviceDescriptionLen

Data type: uint32

Access type: Read-only

Qualifiers: WmiDataId(3)

Length, in characters, of the string in DeviceDescription.

IRQAffinity

Data type: uint64

Access type: Read-only

Qualifiers: WmiDataId(1), Format("x")

IRQ affinity mask. The affinity mask identifies the specific processors (or groups of processors) that can receive the IRQ.

IRQNum

Data type: uint32

Access type: Read-only

Qualifiers: WmiDataId(2)

Interrupt request line number.

Requirements

Requirement	Value
Minimum supported client	Windows Vista [desktop apps only]
Minimum supported server	Windows Server 2008 [desktop apps only]

See also

SystemConfig