[linux-2.6-block.git] / include / asm-arm26 / hardirq.h

#ifndef __ASM_HARDIRQ_H
#define __ASM_HARDIRQ_H

#include <linux/cache.h>
#include <linux/threads.h>
#include <asm/irq.h>

typedef struct {
	unsigned int __softirq_pending;
} ____cacheline_aligned irq_cpustat_t;

#include <linux/irq_cpustat.h>	/* Standard mappings for irq_cpustat_t above */

#define HARDIRQ_BITS	8

/*
 * The hardirq mask has to be large enough to have space
 * for potentially all IRQ sources in the system nesting
 * on a single CPU:
 */
#if (1 << HARDIRQ_BITS) < NR_IRQS
# error HARDIRQ_BITS is too low!
#endif

#ifndef CONFIG_SMP

extern asmlinkage void __do_softirq(void);

#endif


#endif /* __ASM_HARDIRQ_H */
Commit	Line	Data
1da177e4 LT	1	#ifndef __ASM_HARDIRQ_H
	2	#define __ASM_HARDIRQ_H
	3
1da177e4 LT	4	#include <linux/cache.h>
1da177e4 LT	5	#include <linux/threads.h>
19f03f75	6	#include <asm/irq.h>
1da177e4 LT	7
	8	typedef struct {
	9	unsigned int __softirq_pending;
	10	} ____cacheline_aligned irq_cpustat_t;
	11
	12	#include <linux/irq_cpustat.h> /* Standard mappings for irq_cpustat_t above */
	13
	14	#define HARDIRQ_BITS 8
	15
	16	/*
	17	* The hardirq mask has to be large enough to have space
	18	* for potentially all IRQ sources in the system nesting
	19	* on a single CPU:
	20	*/
	21	#if (1 << HARDIRQ_BITS) < NR_IRQS
	22	# error HARDIRQ_BITS is too low!
	23	#endif
	24
1da177e4 LT	25	#ifndef CONFIG_SMP
	26
	27	extern asmlinkage void __do_softirq(void);
	28
1da177e4 LT	29	#endif
	30
	31
	32	#endif /* __ASM_HARDIRQ_H */