Home | History | Annotate | Line # | Download | only in include
pic.h revision 1.7 
      1 /*	$NetBSD: pic.h,v 1.7 2009/04/19 14:11:37 ad Exp $	*/
      2 
      3 #ifndef _X86_PIC_H
      4 #define _X86_PIC_H
      5 
      6 struct cpu_info;
      7 
      8 /*
      9  * Structure common to all PIC softcs
     10  */
     11 struct pic {
     12 	const char *pic_name;
     13 	int pic_type;
     14 	int pic_vecbase;
     15 	int pic_apicid;
     16 	__cpu_simple_lock_t pic_lock;
     17 	void (*pic_hwmask)(struct pic *, int);
     18 	void (*pic_hwunmask)(struct pic *, int);
     19 	void (*pic_addroute)(struct pic *, struct cpu_info *, int, int, int);
     20 	void (*pic_delroute)(struct pic *, struct cpu_info *, int, int, int);
     21 	bool (*pic_trymask)(struct pic *, int);
     22 	struct intrstub *pic_level_stubs;
     23 	struct intrstub *pic_edge_stubs;
     24 	struct ioapic_softc *pic_ioapic; /* if pic_type == PIC_IOAPIC */
     25 };
     26 
     27 /*
     28  * PIC types.
     29  */
     30 #define PIC_I8259	0
     31 #define PIC_IOAPIC	1
     32 #define PIC_LAPIC	2
     33 #define PIC_SOFT	3
     34 
     35 extern struct pic i8259_pic;
     36 extern struct pic local_pic;
     37 extern struct pic softintr_pic;
     38 #endif
     39