enum _ARBITER_REQUEST_SOURCE {
ArbiterRequestUndefined = -1,/* -0x1 */
ArbiterRequestLegacyReported = 0,/* 0x0 */
ArbiterRequestHalReported = 1,/* 0x1 */
ArbiterRequestLegacyAssigned = 2,/* 0x2 */
ArbiterRequestPnpDetected = 3,/* 0x3 */
ArbiterRequestPnpEnumerated = 4,/* 0x4 */
};