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: src/sys/amd64/acpica/acpi_machdep.c,v 1.18 2008/03/13 20:39:02 jhb Exp $");
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
40 static int intr_model = ACPI_INTR_PIC;
41
42 int
43 acpi_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
56 void
57 acpi_SetDefaultIntrModel(int model)
58 {
59
60 intr_model = model;
61 }
62
63 int
64 acpi_machdep_quirks(int *quirks)
65 {
66 return (0);
67 }
68
69 void
70 acpi_cpu_c1()
71 {
72 __asm __volatile("sti; hlt");
73 }
74
75 /*
76 * ACPI nexus(4) driver.
77 */
78 static int
79 nexus_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
90 static int
91 nexus_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
102 static 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
110 DEFINE_CLASS_1(nexus, nexus_acpi_driver, nexus_acpi_methods, 1, nexus_driver);
111 static devclass_t nexus_devclass;
112
113 DRIVER_MODULE(nexus_acpi, root, nexus_acpi_driver, nexus_devclass, 0, 0);
114 Cache object: bc13e95868601c622cb5a4dfb6a9caa0
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