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autoconf.h revision 1.1.1.2 
      1 /*	$OpenBSD: autoconf.h,v 1.2 1997/03/12 19:16:54 pefo Exp $	*/
      2 /*	$NetBSD: autoconf.h,v 1.1.1.2 2000/01/23 20:24:28 soda Exp $	*/
      3 
      4 /*
      5  * Copyright (c) 1994, 1995 Carnegie-Mellon University.
      6  * All rights reserved.
      7  *
      8  * Author: Chris G. Demetriou
      9  *
     10  * Permission to use, copy, modify and distribute this software and
     11  * its documentation is hereby granted, provided that both the copyright
     12  * notice and this permission notice appear in all copies of the
     13  * software, derivative works or modified versions, and any portions
     14  * thereof, and that both notices appear in supporting documentation.
     15  *
     16  * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
     17  * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
     18  * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
     19  *
     20  * Carnegie Mellon requests users of this software to return to
     21  *
     22  *  Software Distribution Coordinator  or  Software.Distribution (at) CS.CMU.EDU
     23  *  School of Computer Science
     24  *  Carnegie Mellon University
     25  *  Pittsburgh PA 15213-3890
     26  *
     27  * any improvements or extensions that they make and grant Carnegie the
     28  * rights to redistribute these changes.
     29  */
     30 
     31 /*
     32  * Machine-dependent structures of autoconfiguration
     33  */
     34 
     35 #ifndef _ARC_AUTOCONF_H_
     36 #define _ARC_AUTOCONF_H_
     37 
     38 struct confargs;
     39 
     40 typedef int (*intr_handler_t) __P((void *));
     41 
     42 struct abus {
     43 	struct	device *ab_dv;		/* back-pointer to device */
     44 	int	ab_type;		/* bus type (see below) */
     45 	void	(*ab_intr_establish)	/* bus's set-handler function */
     46 		    __P((struct confargs *, intr_handler_t, void *));
     47 	void	(*ab_intr_disestablish)	/* bus's unset-handler function */
     48 		    __P((struct confargs *));
     49 	caddr_t	(*ab_cvtaddr)		/* convert slot/offset to address */
     50 		    __P((struct confargs *));
     51 	int	(*ab_matchname)		/* see if name matches driver */
     52 		    __P((struct confargs *, char *));
     53 };
     54 
     55 #define	BUS_MAIN	1		/* mainbus */
     56 #define	BUS_PICA	2		/* PICA Bus */
     57 #define	BUS_ISABR	3		/* ISA Bridge Bus */
     58 #define	BUS_ALGOR	4		/* Algorithmics local bus */
     59 #define	BUS_PCIBR	5		/* Algorithmics PCI bridge */
     60 
     61 #define	BUS_INTR_ESTABLISH(ca, handler, val)				\
     62 	    (*(ca)->ca_bus->ab_intr_establish)((ca), (handler), (val))
     63 #define	BUS_INTR_DISESTABLISH(ca)					\
     64 	    (*(ca)->ca_bus->ab_intr_establish)(ca)
     65 #define	BUS_CVTADDR(ca)							\
     66 	    (*(ca)->ca_bus->ab_cvtaddr)(ca)
     67 #define	BUS_MATCHNAME(ca, name)						\
     68 	    (*(ca)->ca_bus->ab_matchname)((ca), (name))
     69 
     70 struct confargs {
     71 	char	*ca_name;		/* Device name. */
     72 	int	ca_slot;		/* Device slot. */
     73 	int	ca_offset;		/* Offset into slot. */
     74 	struct	abus *ca_bus;		/* bus device resides on. */
     75 };
     76 
     77 void	set_clockintr __P((void (*)(struct clockframe *)));
     78 void	set_iointr __P((void (*)(void *, int)));
     79 int	badaddr			__P((void *, u_int64_t));
     80 
     81 #endif /* _ARC_AUTOCONF_H_ */
     82