linux/arch/microblaze/include/asm/irq.h
Michal Simek eedbdab99f microblaze_v8: Interrupt handling and timer support
Reviewed-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Ingo Molnar <mingo@elte.hu>
Reviewed-by: Stephen Neuendorffer <stephen.neuendorffer@xilinx.com>
Acked-by: John Linn <john.linn@xilinx.com>
Acked-by: John Williams <john.williams@petalogix.com>
Signed-off-by: Michal Simek <monstr@monstr.eu>
2009-03-27 14:25:49 +01:00

48 lines
1.1 KiB
C

/*
* Copyright (C) 2006 Atmark Techno, Inc.
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file "COPYING" in the main directory of this archive
* for more details.
*/
#ifndef _ASM_MICROBLAZE_IRQ_H
#define _ASM_MICROBLAZE_IRQ_H
#define NR_IRQS 32
#include <linux/interrupt.h>
extern unsigned int nr_irq;
#define NO_IRQ (-1)
static inline int irq_canonicalize(int irq)
{
return irq;
}
struct pt_regs;
extern void do_IRQ(struct pt_regs *regs);
/* irq_of_parse_and_map - Parse and Map an interrupt into linux virq space
* @device: Device node of the device whose interrupt is to be mapped
* @index: Index of the interrupt to map
*
* This function is a wrapper that chains of_irq_map_one() and
* irq_create_of_mapping() to make things easier to callers
*/
struct device_node;
extern unsigned int irq_of_parse_and_map(struct device_node *dev, int index);
/** FIXME - not implement
* irq_dispose_mapping - Unmap an interrupt
* @virq: linux virq number of the interrupt to unmap
*/
static inline void irq_dispose_mapping(unsigned int virq)
{
return;
}
#endif /* _ASM_MICROBLAZE_IRQ_H */