1 /*-
2  * Copyright (c) 2013 Neel Natu <neel@freebsd.org>
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  * 1. Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  *
14  * THIS SOFTWARE IS PROVIDED BY NETAPP, INC ``AS IS'' AND
15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17  * ARE DISCLAIMED.  IN NO EVENT SHALL NETAPP, INC OR CONTRIBUTORS BE LIABLE
18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24  * SUCH DAMAGE.
25  *
26  * $FreeBSD$
27  */
28 
29 #ifndef _LPC_H_
30 #define	_LPC_H_
31 
32 typedef void (*lpc_write_dsdt_t)(void);
33 
34 struct lpc_dsdt {
35 	lpc_write_dsdt_t handler;
36 };
37 
38 #define	LPC_DSDT(handler)					\
39 static struct lpc_dsdt __CONCAT(__lpc_dsdt, __LINE__) = \
40 {							\
41 	(handler),					\
42 };							\
43 DATA_SET(lpc_dsdt_set, __CONCAT(__lpc_dsdt, __LINE__))
44 
45 enum lpc_sysres_type {
46 	LPC_SYSRES_IO,
47 	LPC_SYSRES_MEM
48 };
49 
50 struct lpc_sysres {
51 	enum lpc_sysres_type type;
52 	uint32_t base;
53 	uint32_t length;
54 };
55 
56 #define	LPC_SYSRES(type, base, length)					\
57 static struct lpc_sysres __CONCAT(__lpc_sysres, __LINE__) =	\
58 {								\
59 	(type),							\
60 	(base),							\
61 	(length)						\
62 };								\
63 DATA_SET(lpc_sysres_set, __CONCAT(__lpc_sysres, __LINE__))
64 
65 #define	SYSRES_IO(base, length)		LPC_SYSRES(LPC_SYSRES_IO, base, length)
66 #define	SYSRES_MEM(base, length)	LPC_SYSRES(LPC_SYSRES_MEM, base, length)
67 
68 int	lpc_device_parse(const char *opt);
69 char	*lpc_pirq_name(int pin);
70 void	lpc_pirq_routed(void);
71 #endif
72