mirror of
https://github.com/edk2-porting/linux-next.git
synced 2024-12-25 21:54:06 +08:00
34 lines
922 B
C
34 lines
922 B
C
|
#ifndef _ASM_IA64_IRQ_H
|
||
|
|
#define _ASM_IA64_IRQ_H
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Copyright (C) 1999-2000, 2002 Hewlett-Packard Co
|
||
|
|
* David Mosberger-Tang <davidm@hpl.hp.com>
|
||
|
|
* Stephane Eranian <eranian@hpl.hp.com>
|
||
|
|
*
|
||
|
|
* 11/24/98 S.Eranian updated TIMER_IRQ and irq_canonicalize
|
||
|
|
* 01/20/99 S.Eranian added keyboard interrupt
|
||
|
|
* 02/29/00 D.Mosberger moved most things into hw_irq.h
|
||
|
|
*/
|
||
|
|
|
||
|
|
#define NR_IRQS 256
|
||
|
|
#define NR_IRQ_VECTORS NR_IRQS
|
||
|
|
|
||
|
|
static __inline__ int
|
||
|
|
irq_canonicalize (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);
|
||
|
|
extern void set_irq_affinity_info (unsigned int irq, int dest, int redir);
|
||
|
|
|
||
|
|
#endif /* _ASM_IA64_IRQ_H */
|