ULONG NTAPI HalpGetSystemInterruptVector	(	IN PBUS_HANDLER	BusHandler,
		IN PBUS_HANDLER	RootHandler,
		IN ULONG	BusInterruptLevel,
		IN ULONG	BusInterruptVector,
		OUT PKIRQL	Irql,
		OUT PKAFFINITY	Affinity
	)

Definition at line 144 of file sysbus.c.

{
    ULONG Vector;
    
    /* Get the root vector */
    Vector = HalpGetRootInterruptVector(BusInterruptLevel,
                                        BusInterruptVector,
                                        Irql,
                                        Affinity);
    
    /* Check if the vector is owned by the HAL and fail if it is */
    if (HalpIDTUsageFlags[Vector].Flags & IDT_REGISTERED) DPRINT1("Vector %lx is ALREADY IN USE!\n", Vector);
    return (HalpIDTUsageFlags[Vector].Flags & IDT_REGISTERED) ? 0 : Vector;
}

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