IVT_IRQBASE 49 kernel/arch/amd64/include/arch/interrupt.h #define IVT_IRQBASE (IVT_EXCBASE + EXC_COUNT) IVT_IRQBASE 49 kernel/arch/ia32/include/arch/interrupt.h #define IVT_IRQBASE (IVT_EXCBASE + EXC_COUNT)