[deliverable/linux.git] / include / asm-x86 / i8259.h

#ifndef __ASM_I8259_H__
#define __ASM_I8259_H__

extern unsigned int cached_irq_mask;

#define __byte(x,y) 		(((unsigned char *) &(y))[x])
#define cached_master_mask	(__byte(0, cached_irq_mask))
#define cached_slave_mask	(__byte(1, cached_irq_mask))

extern spinlock_t i8259A_lock;

extern void init_8259A(int auto_eoi);
extern void enable_8259A_irq(unsigned int irq);
extern void disable_8259A_irq(unsigned int irq);
extern unsigned int startup_8259A_irq(unsigned int irq);

#endif	/* __ASM_I8259_H__ */
Commit	Line	Data
1da177e4 LT	1	#ifndef __ASM_I8259_H__
	2	#define __ASM_I8259_H__
	3
	4	extern unsigned int cached_irq_mask;
	5
	6	#define __byte(x,y) (((unsigned char *) &(y))[x])
	7	#define cached_master_mask (__byte(0, cached_irq_mask))
	8	#define cached_slave_mask (__byte(1, cached_irq_mask))
	9
	10	extern spinlock_t i8259A_lock;
	11
	12	extern void init_8259A(int auto_eoi);
	13	extern void enable_8259A_irq(unsigned int irq);
	14	extern void disable_8259A_irq(unsigned int irq);
	15	extern unsigned int startup_8259A_irq(unsigned int irq);
	16
	17	#endif /* __ASM_I8259_H__ */