struct _ISA_VECTOR// Size=0xa
{
    unsigned char Type;// Offset=0x0 Size=0x1
    unsigned char Length;// Offset=0x1 Size=0x1
    unsigned char Bus;// Offset=0x2 Size=0x1
    unsigned char Source;// Offset=0x3 Size=0x1
    unsigned long GlobalSystemInterruptVector;// Offset=0x4 Size=0x4
    unsigned short Flags;// Offset=0x8 Size=0x2
};