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17 lines
505 B
17 lines
505 B
#ifndef __ASM_I8259_H__
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#define __ASM_I8259_H__
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extern unsigned int cached_irq_mask;
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#define __byte(x,y) (((unsigned char *) &(y))[x])
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#define cached_master_mask (__byte(0, cached_irq_mask))
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#define cached_slave_mask (__byte(1, cached_irq_mask))
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extern spinlock_t i8259A_lock;
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extern void init_8259A(int auto_eoi);
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extern void enable_8259A_irq(unsigned int irq);
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extern void disable_8259A_irq(unsigned int irq);
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extern unsigned int startup_8259A_irq(unsigned int irq);
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#endif /* __ASM_I8259_H__ */
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