📄 irq.h
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#ifndef _ASM_IA64_IRQ_H#define _ASM_IA64_IRQ_H/* * Copyright (C) 1999-2000 Hewlett-Packard Co * Copyright (C) 1998-2000 David Mosberger-Tang <davidm@hpl.hp.com> * Copyright (C) 1998 Stephane Eranian <eranian@hpl.hp.com> * * 11/24/98 S.Eranian updated TIMER_IRQ and irq_cannonicalize * 01/20/99 S.Eranian added keyboard interrupt * 02/29/00 D.Mosberger moved most things into hw_irq.h */#define NR_IRQS 256static __inline__ intirq_cannonicalize (int irq){ /* * We do the legacy thing here of pretending that irqs < 16 * are 8259 irqs. This really shouldn't be necessary at all, * but we keep it here as serial.c still uses it... */ return ((irq == 2) ? 9 : irq);}extern void disable_irq (unsigned int);extern void disable_irq_nosync (unsigned int);extern void enable_irq (unsigned int);#endif /* _ASM_IA64_IRQ_H */
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