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 * $FreeBSD: src/sys/i386/acpica/acpi_machdep.c,v 1.20 2004/05/05 19:51:15 njl Exp $
27 */
28
29 #include <sys/param.h>
30 #include <sys/bus.h>
31 #include <sys/conf.h>
32 #include <sys/device.h>
33 #include <sys/fcntl.h>
34 #include <sys/kernel.h>
35 #include <sys/sysctl.h>
36 #include <sys/uio.h>
37
38 #include "acpi.h"
39 #include <dev/acpica/acpivar.h>
40 #include <dev/acpica/acpiio.h>
41
42 static device_t acpi_dev;
43
44 #include <sys/event.h>
45
46 #include <machine_base/apic/ioapic.h>
47 #include <machine/smp.h>
48
49 static uint32_t acpi_reset_video = 1;
50 TUNABLE_INT("hw.acpi.reset_video", &acpi_reset_video);
51
52 int
acpi_machdep_init(device_t dev)53 acpi_machdep_init(device_t dev)
54 {
55 struct acpi_softc *sc;
56
57 acpi_dev = dev;
58 sc = device_get_softc(acpi_dev);
59
60 acpi_install_wakeup_handler(sc);
61
62 if (ioapic_enable)
63 acpi_SetIntrModel(ACPI_INTR_APIC);
64
65 SYSCTL_ADD_UINT(&sc->acpi_sysctl_ctx,
66 SYSCTL_CHILDREN(sc->acpi_sysctl_tree), OID_AUTO,
67 "reset_video", CTLFLAG_RD | CTLFLAG_RW, &acpi_reset_video, 0,
68 "Call the VESA reset BIOS vector on the resume path");
69
70 return (0);
71 }
72
73 int
acpi_machdep_quirks(int * quirks)74 acpi_machdep_quirks(int *quirks)
75 {
76 return (0);
77 }
78
79