xref: /freebsd/sys/dev/proto/proto.h (revision 3078531de10dcae44b253a35125c949ff4235284)
1 /*-
2  * Copyright (c) 2014, 2015, 2019 Marcel Moolenaar
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  *
9  * 1. Redistributions of source code must retain the above copyright
10  *    notice, this list of conditions and the following disclaimer.
11  * 2. Redistributions in binary form must reproduce the above copyright
12  *    notice, this list of conditions and the following disclaimer in the
13  *    documentation and/or other materials provided with the distribution.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
16  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
19  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25  *
26  * $FreeBSD$
27  */
28 
29 #ifndef _DEV_PROTO_H_
30 #define _DEV_PROTO_H_
31 
32 #define	PROTO_RES_MAX	16
33 
34 #define	PROTO_RES_UNUSED	0
35 #define	PROTO_RES_PCICFG	10
36 #define	PROTO_RES_BUSDMA	11
37 
38 struct proto_res {
39 	u_int		r_type:8;
40 	u_int		r_opened:1;
41 	int		r_rid;
42 	union {
43 		struct resource *res;
44 		void *busdma;
45 	} r_d;
46 	u_long		r_size;
47 	union {
48 		void		*cookie;
49 		struct cdev	*cdev;
50 	} r_u;
51 };
52 
53 struct proto_softc {
54 	device_t	sc_dev;
55 	struct proto_res sc_res[PROTO_RES_MAX];
56 	int		sc_rescnt;
57 	int		sc_opencnt;
58 	struct mtx	sc_mtx;
59 };
60 
61 extern char proto_driver_name[];
62 
63 int proto_add_resource(struct proto_softc *, int, int, struct resource *);
64 
65 int proto_probe(device_t dev, const char *prefix, char ***devnamesp);
66 int proto_attach(device_t dev);
67 int proto_detach(device_t dev);
68 
69 #endif /* _DEV_PROTO_H_ */
70