/******************************************************************************* * * FUNCTION: AcpiGetIrqRoutingTable * * PARAMETERS: DeviceHandle - Handle to the Bus device we are querying * RetBuffer - Pointer to a buffer to receive the * current resources for the device * * RETURN: Status * * DESCRIPTION: This function is called to get the IRQ routing table for a * specific bus. The caller must first acquire a handle for the * desired bus. The routine table is placed in the buffer pointed * to by the RetBuffer variable parameter. * * If the function fails an appropriate status will be returned * and the value of RetBuffer is undefined. * * This function attempts to execute the _PRT method contained in * the object indicated by the passed DeviceHandle. * ******************************************************************************/