39 lines
880 B
C
39 lines
880 B
C
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/* $NetBSD: pic.h,v 1.7 2009/04/19 14:11:37 ad Exp $ */
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#ifndef _X86_PIC_H
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#define _X86_PIC_H
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struct cpu_info;
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/*
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* Structure common to all PIC softcs
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*/
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struct pic {
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const char *pic_name;
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int pic_type;
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int pic_vecbase;
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int pic_apicid;
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__cpu_simple_lock_t pic_lock;
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void (*pic_hwmask)(struct pic *, int);
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void (*pic_hwunmask)(struct pic *, int);
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void (*pic_addroute)(struct pic *, struct cpu_info *, int, int, int);
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void (*pic_delroute)(struct pic *, struct cpu_info *, int, int, int);
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bool (*pic_trymask)(struct pic *, int);
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struct intrstub *pic_level_stubs;
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struct intrstub *pic_edge_stubs;
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struct ioapic_softc *pic_ioapic; /* if pic_type == PIC_IOAPIC */
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};
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/*
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* PIC types.
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*/
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#define PIC_I8259 0
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#define PIC_IOAPIC 1
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#define PIC_LAPIC 2
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#define PIC_SOFT 3
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extern struct pic i8259_pic;
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extern struct pic local_pic;
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extern struct pic softintr_pic;
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#endif
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