xref: /illumos-gate/usr/src/cmd/bhyve/pci_lpc.h (revision bf21cd93)
1*bf21cd93STycho Nightingale /*-
2*bf21cd93STycho Nightingale  * Copyright (c) 2013 Neel Natu <neel@freebsd.org>
3*bf21cd93STycho Nightingale  * All rights reserved.
4*bf21cd93STycho Nightingale  *
5*bf21cd93STycho Nightingale  * Redistribution and use in source and binary forms, with or without
6*bf21cd93STycho Nightingale  * modification, are permitted provided that the following conditions
7*bf21cd93STycho Nightingale  * are met:
8*bf21cd93STycho Nightingale  * 1. Redistributions of source code must retain the above copyright
9*bf21cd93STycho Nightingale  *    notice, this list of conditions and the following disclaimer.
10*bf21cd93STycho Nightingale  * 2. Redistributions in binary form must reproduce the above copyright
11*bf21cd93STycho Nightingale  *    notice, this list of conditions and the following disclaimer in the
12*bf21cd93STycho Nightingale  *    documentation and/or other materials provided with the distribution.
13*bf21cd93STycho Nightingale  *
14*bf21cd93STycho Nightingale  * THIS SOFTWARE IS PROVIDED BY NETAPP, INC ``AS IS'' AND
15*bf21cd93STycho Nightingale  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16*bf21cd93STycho Nightingale  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17*bf21cd93STycho Nightingale  * ARE DISCLAIMED.  IN NO EVENT SHALL NETAPP, INC OR CONTRIBUTORS BE LIABLE
18*bf21cd93STycho Nightingale  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19*bf21cd93STycho Nightingale  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20*bf21cd93STycho Nightingale  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21*bf21cd93STycho Nightingale  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22*bf21cd93STycho Nightingale  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23*bf21cd93STycho Nightingale  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24*bf21cd93STycho Nightingale  * SUCH DAMAGE.
25*bf21cd93STycho Nightingale  *
26*bf21cd93STycho Nightingale  * $FreeBSD: head/usr.sbin/bhyve/pci_lpc.h 266125 2014-05-15 14:16:55Z jhb $
27*bf21cd93STycho Nightingale  */
28*bf21cd93STycho Nightingale 
29*bf21cd93STycho Nightingale #ifndef _LPC_H_
30*bf21cd93STycho Nightingale #define	_LPC_H_
31*bf21cd93STycho Nightingale 
32*bf21cd93STycho Nightingale #include <sys/linker_set.h>
33*bf21cd93STycho Nightingale 
34*bf21cd93STycho Nightingale typedef void (*lpc_write_dsdt_t)(void);
35*bf21cd93STycho Nightingale 
36*bf21cd93STycho Nightingale struct lpc_dsdt {
37*bf21cd93STycho Nightingale 	lpc_write_dsdt_t handler;
38*bf21cd93STycho Nightingale };
39*bf21cd93STycho Nightingale 
40*bf21cd93STycho Nightingale #define	LPC_DSDT(handler)						\
41*bf21cd93STycho Nightingale 	static struct lpc_dsdt __CONCAT(__lpc_dsdt, __LINE__) = {	\
42*bf21cd93STycho Nightingale 		(handler),						\
43*bf21cd93STycho Nightingale 	};								\
44*bf21cd93STycho Nightingale 	DATA_SET(lpc_dsdt_set, __CONCAT(__lpc_dsdt, __LINE__))
45*bf21cd93STycho Nightingale 
46*bf21cd93STycho Nightingale enum lpc_sysres_type {
47*bf21cd93STycho Nightingale 	LPC_SYSRES_IO,
48*bf21cd93STycho Nightingale 	LPC_SYSRES_MEM
49*bf21cd93STycho Nightingale };
50*bf21cd93STycho Nightingale 
51*bf21cd93STycho Nightingale struct lpc_sysres {
52*bf21cd93STycho Nightingale 	enum lpc_sysres_type type;
53*bf21cd93STycho Nightingale 	uint32_t base;
54*bf21cd93STycho Nightingale 	uint32_t length;
55*bf21cd93STycho Nightingale };
56*bf21cd93STycho Nightingale 
57*bf21cd93STycho Nightingale #define	LPC_SYSRES(type, base, length)					\
58*bf21cd93STycho Nightingale 	static struct lpc_sysres __CONCAT(__lpc_sysres, __LINE__) = {	\
59*bf21cd93STycho Nightingale 		(type),							\
60*bf21cd93STycho Nightingale 		(base),							\
61*bf21cd93STycho Nightingale 		(length)						\
62*bf21cd93STycho Nightingale 	};								\
63*bf21cd93STycho Nightingale 	DATA_SET(lpc_sysres_set, __CONCAT(__lpc_sysres, __LINE__))
64*bf21cd93STycho Nightingale 
65*bf21cd93STycho Nightingale #define	SYSRES_IO(base, length)		LPC_SYSRES(LPC_SYSRES_IO, base, length)
66*bf21cd93STycho Nightingale #define	SYSRES_MEM(base, length)	LPC_SYSRES(LPC_SYSRES_MEM, base, length)
67*bf21cd93STycho Nightingale 
68*bf21cd93STycho Nightingale int	lpc_device_parse(const char *opt);
69*bf21cd93STycho Nightingale char	*lpc_pirq_name(int pin);
70*bf21cd93STycho Nightingale void	lpc_pirq_routed(void);
71*bf21cd93STycho Nightingale 
72*bf21cd93STycho Nightingale #endif
73