xref: /freebsd/sys/dev/proto/proto.h (revision e0c4386e7e71d93b0edc0c8fa156263fc4a8b0b6)
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 
27 #ifndef _DEV_PROTO_H_
28 #define _DEV_PROTO_H_
29 
30 #define	PROTO_RES_MAX	16
31 
32 #define	PROTO_RES_UNUSED	0
33 #define	PROTO_RES_PCICFG	10
34 #define	PROTO_RES_BUSDMA	11
35 
36 struct proto_res {
37 	u_int		r_type:8;
38 	u_int		r_opened:1;
39 	int		r_rid;
40 	union {
41 		struct resource *res;
42 		void *busdma;
43 	} r_d;
44 	u_long		r_size;
45 	union {
46 		void		*cookie;
47 		struct cdev	*cdev;
48 	} r_u;
49 };
50 
51 struct proto_softc {
52 	device_t	sc_dev;
53 	struct proto_res sc_res[PROTO_RES_MAX];
54 	int		sc_rescnt;
55 	int		sc_opencnt;
56 	struct mtx	sc_mtx;
57 };
58 
59 extern char proto_driver_name[];
60 
61 int proto_add_resource(struct proto_softc *, int, int, struct resource *);
62 
63 int proto_probe(device_t dev, const char *prefix, char ***devnamesp);
64 int proto_attach(device_t dev);
65 int proto_detach(device_t dev);
66 
67 #endif /* _DEV_PROTO_H_ */
68