xref: /illumos-gate/usr/src/cmd/bhyve/amd64/pci_lpc.h (revision 5c4a5fe16715fb423db76577a6883b5bbecdbe45)
1*5c4a5fe1SAndy Fiddaman /*-
2*5c4a5fe1SAndy Fiddaman  * SPDX-License-Identifier: BSD-2-Clause
3*5c4a5fe1SAndy Fiddaman  *
4*5c4a5fe1SAndy Fiddaman  * Copyright (c) 2013 Neel Natu <neel@freebsd.org>
5*5c4a5fe1SAndy Fiddaman  * All rights reserved.
6*5c4a5fe1SAndy Fiddaman  *
7*5c4a5fe1SAndy Fiddaman  * Redistribution and use in source and binary forms, with or without
8*5c4a5fe1SAndy Fiddaman  * modification, are permitted provided that the following conditions
9*5c4a5fe1SAndy Fiddaman  * are met:
10*5c4a5fe1SAndy Fiddaman  * 1. Redistributions of source code must retain the above copyright
11*5c4a5fe1SAndy Fiddaman  *    notice, this list of conditions and the following disclaimer.
12*5c4a5fe1SAndy Fiddaman  * 2. Redistributions in binary form must reproduce the above copyright
13*5c4a5fe1SAndy Fiddaman  *    notice, this list of conditions and the following disclaimer in the
14*5c4a5fe1SAndy Fiddaman  *    documentation and/or other materials provided with the distribution.
15*5c4a5fe1SAndy Fiddaman  *
16*5c4a5fe1SAndy Fiddaman  * THIS SOFTWARE IS PROVIDED BY NETAPP, INC ``AS IS'' AND
17*5c4a5fe1SAndy Fiddaman  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18*5c4a5fe1SAndy Fiddaman  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19*5c4a5fe1SAndy Fiddaman  * ARE DISCLAIMED.  IN NO EVENT SHALL NETAPP, INC OR CONTRIBUTORS BE LIABLE
20*5c4a5fe1SAndy Fiddaman  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21*5c4a5fe1SAndy Fiddaman  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22*5c4a5fe1SAndy Fiddaman  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23*5c4a5fe1SAndy Fiddaman  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24*5c4a5fe1SAndy Fiddaman  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25*5c4a5fe1SAndy Fiddaman  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26*5c4a5fe1SAndy Fiddaman  * SUCH DAMAGE.
27*5c4a5fe1SAndy Fiddaman  */
28*5c4a5fe1SAndy Fiddaman 
29*5c4a5fe1SAndy Fiddaman #ifndef _LPC_H_
30*5c4a5fe1SAndy Fiddaman #define	_LPC_H_
31*5c4a5fe1SAndy Fiddaman 
32*5c4a5fe1SAndy Fiddaman #include <sys/linker_set.h>
33*5c4a5fe1SAndy Fiddaman 
34*5c4a5fe1SAndy Fiddaman typedef void (*lpc_write_dsdt_t)(void);
35*5c4a5fe1SAndy Fiddaman 
36*5c4a5fe1SAndy Fiddaman struct lpc_dsdt {
37*5c4a5fe1SAndy Fiddaman 	lpc_write_dsdt_t handler;
38*5c4a5fe1SAndy Fiddaman };
39*5c4a5fe1SAndy Fiddaman 
40*5c4a5fe1SAndy Fiddaman #define	LPC_DSDT(handler)						\
41*5c4a5fe1SAndy Fiddaman 	static struct lpc_dsdt __CONCAT(__lpc_dsdt, __LINE__) = {	\
42*5c4a5fe1SAndy Fiddaman 		(handler),						\
43*5c4a5fe1SAndy Fiddaman 	};								\
44*5c4a5fe1SAndy Fiddaman 	DATA_SET(lpc_dsdt_set, __CONCAT(__lpc_dsdt, __LINE__))
45*5c4a5fe1SAndy Fiddaman 
46*5c4a5fe1SAndy Fiddaman enum lpc_sysres_type {
47*5c4a5fe1SAndy Fiddaman 	LPC_SYSRES_IO,
48*5c4a5fe1SAndy Fiddaman 	LPC_SYSRES_MEM
49*5c4a5fe1SAndy Fiddaman };
50*5c4a5fe1SAndy Fiddaman 
51*5c4a5fe1SAndy Fiddaman struct lpc_sysres {
52*5c4a5fe1SAndy Fiddaman 	enum lpc_sysres_type type;
53*5c4a5fe1SAndy Fiddaman 	uint32_t base;
54*5c4a5fe1SAndy Fiddaman 	uint32_t length;
55*5c4a5fe1SAndy Fiddaman };
56*5c4a5fe1SAndy Fiddaman 
57*5c4a5fe1SAndy Fiddaman #define	LPC_SYSRES(type, base, length)					\
58*5c4a5fe1SAndy Fiddaman 	static struct lpc_sysres __CONCAT(__lpc_sysres, __LINE__) = {	\
59*5c4a5fe1SAndy Fiddaman 		(type),							\
60*5c4a5fe1SAndy Fiddaman 		(base),							\
61*5c4a5fe1SAndy Fiddaman 		(length)						\
62*5c4a5fe1SAndy Fiddaman 	};								\
63*5c4a5fe1SAndy Fiddaman 	DATA_SET(lpc_sysres_set, __CONCAT(__lpc_sysres, __LINE__))
64*5c4a5fe1SAndy Fiddaman 
65*5c4a5fe1SAndy Fiddaman #define	SYSRES_IO(base, length)		LPC_SYSRES(LPC_SYSRES_IO, base, length)
66*5c4a5fe1SAndy Fiddaman #define	SYSRES_MEM(base, length)	LPC_SYSRES(LPC_SYSRES_MEM, base, length)
67*5c4a5fe1SAndy Fiddaman 
68*5c4a5fe1SAndy Fiddaman int	lpc_device_parse(const char *opt);
69*5c4a5fe1SAndy Fiddaman void    lpc_print_supported_devices(void);
70*5c4a5fe1SAndy Fiddaman char	*lpc_pirq_name(int pin);
71*5c4a5fe1SAndy Fiddaman void	lpc_pirq_routed(void);
72*5c4a5fe1SAndy Fiddaman const char *lpc_fwcfg(void);
73*5c4a5fe1SAndy Fiddaman 
74*5c4a5fe1SAndy Fiddaman #endif /* _LPC_H_ */
75