sys/platform/pc64/acpica/acpi_machdep.c

   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/pc/bios.h>
  47 #include <machine_base/apic/ioapic.h>
  48 #include <machine/smp.h>
  49
  50 uint32_t acpi_reset_video = 1;
  51 TUNABLE_INT("hw.acpi.reset_video", &acpi_reset_video);
  52
  53 int
  54 acpi_machdep_init(device_t dev)
  55 {
  56         struct  acpi_softc *sc;
  57
  58         acpi_dev = dev;
  59         sc = device_get_softc(acpi_dev);
  60
  61         acpi_install_wakeup_handler(sc);
  62
  63         if (ioapic_enable)
  64                 acpi_SetIntrModel(ACPI_INTR_APIC);
  65
  66         SYSCTL_ADD_UINT(&sc->acpi_sysctl_ctx,
  67             SYSCTL_CHILDREN(sc->acpi_sysctl_tree), OID_AUTO,
  68             "reset_video", CTLFLAG_RD | CTLFLAG_RW, &acpi_reset_video, 0,
  69             "Call the VESA reset BIOS vector on the resume path");
  70
  71         return (0);
  72 }
  73
  74 int
  75 acpi_machdep_quirks(int *quirks)
  76 {
  77         return (0);
  78 }
  79