acpi_machdep.c revision 177157 
1/*-
2 * Copyright (c) 2001 Mitsuru IWASAKI
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 THE AUTHOR AND CONTRIBUTORS ``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 THE AUTHOR 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
27#include <sys/cdefs.h>
28__FBSDID("$FreeBSD: head/sys/amd64/acpica/acpi_machdep.c 177157 2008-03-13 20:39:04Z jhb $");
29
30#include <sys/param.h>
31#include <sys/bus.h>
32#include <sys/kernel.h>
33#include <sys/module.h>
34
35#include <contrib/dev/acpica/acpi.h>
36#include <dev/acpica/acpivar.h>
37
38#include <machine/nexusvar.h>
39
40static int intr_model = ACPI_INTR_PIC;
41
42int
43acpi_machdep_init(device_t dev)
44{
45	struct	acpi_softc *sc;
46
47	sc = devclass_get_softc(devclass_find("acpi"), 0);
48	acpi_install_wakeup_handler(sc);
49
50	if (intr_model != ACPI_INTR_PIC)
51		acpi_SetIntrModel(intr_model);
52
53	return (0);
54}
55
56void
57acpi_SetDefaultIntrModel(int model)
58{
59
60	intr_model = model;
61}
62
63int
64acpi_machdep_quirks(int *quirks)
65{
66	return (0);
67}
68
69void
70acpi_cpu_c1()
71{
72	__asm __volatile("sti; hlt");
73}
74
75/*
76 * ACPI nexus(4) driver.
77 */
78static int
79nexus_acpi_probe(device_t dev)
80{
81	int error;
82
83	error = acpi_identify();
84	if (error)
85		return (error);
86
87	return (BUS_PROBE_DEFAULT);
88}
89
90static int
91nexus_acpi_attach(device_t dev)
92{
93
94	nexus_init_resources();
95	bus_generic_probe(dev);
96	if (BUS_ADD_CHILD(dev, 10, "acpi", 0) == NULL)
97		panic("failed to add acpi0 device");
98
99	return (bus_generic_attach(dev));
100}
101
102static device_method_t nexus_acpi_methods[] = {
103	/* Device interface */
104	DEVMETHOD(device_probe,		nexus_acpi_probe),
105	DEVMETHOD(device_attach,	nexus_acpi_attach),
106
107	{ 0, 0 }
108};
109
110DEFINE_CLASS_1(nexus, nexus_acpi_driver, nexus_acpi_methods, 1, nexus_driver);
111static devclass_t nexus_devclass;
112
113DRIVER_MODULE(nexus_acpi, root, nexus_acpi_driver, nexus_devclass, 0, 0);
114