xref: /dflybsd-src/sys/platform/pc64/acpica/acpi_machdep.c (revision db2ec6f86e5d12a98b74ffff0997864e1d17fdc3)

/*-
 * Copyright (c) 2001 Mitsuru IWASAKI
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 * $FreeBSD: src/sys/i386/acpica/acpi_machdep.c,v 1.20 2004/05/05 19:51:15 njl Exp $
 */

#include <sys/param.h>
#include <sys/bus.h>
#include <sys/conf.h>
#include <sys/device.h>
#include <sys/fcntl.h>
#include <sys/kernel.h>
#include <sys/sysctl.h>
#include <sys/uio.h>

#include "acpi.h"
#include <dev/acpica/acpivar.h>
#include <dev/acpica/acpiio.h>

static device_t	acpi_dev;

#include <sys/event.h>

#include <machine_base/apic/ioapic.h>
#include <machine/smp.h>

static uint32_t acpi_reset_video = 1;
TUNABLE_INT("hw.acpi.reset_video", &acpi_reset_video);

int
acpi_machdep_init(device_t dev)
{
	struct	acpi_softc *sc;

	acpi_dev = dev;
	sc = device_get_softc(acpi_dev);

	acpi_install_wakeup_handler(sc);

	if (ioapic_enable)
		acpi_SetIntrModel(ACPI_INTR_APIC);

	SYSCTL_ADD_UINT(&sc->acpi_sysctl_ctx,
	    SYSCTL_CHILDREN(sc->acpi_sysctl_tree), OID_AUTO,
	    "reset_video", CTLFLAG_RD | CTLFLAG_RW, &acpi_reset_video, 0,
	    "Call the VESA reset BIOS vector on the resume path");

	return (0);
}

int
acpi_machdep_quirks(int *quirks)
{
	return (0);
}