/*      $NetBSD: empm.c,v 1.1 2013/01/28 14:44:37 rkujawa Exp $ */

/*-
* Copyright (c) 2013 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Radoslaw Kujawa.
*
* 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
*/

/*
* Power management on Elbox Mediator 1200 SX and TX.
*/

#include <sys/types.h>
#include <sys/param.h>
#include <sys/device.h>

#include <machine/bus.h>

#include <amiga/pci/empbreg.h>
#include <amiga/pci/empmvar.h>

static int      empm_match(device_t, cfdata_t, void *);
static void     empm_attach(device_t, device_t, void *);

CFATTACH_DECL_NEW(empm, sizeof(struct empm_softc),
   empm_match, empm_attach, NULL, NULL);

static int
empm_match(device_t parent, cfdata_t cf, void *aux)
{
       return 1;
}

static void
empm_attach(device_t parent, device_t self, void *aux)
{
       struct empm_softc *sc;
       struct empm_attach_args *aa;

       sc = device_private(self);
       aa = aux;

       sc->sc_dev = self;

       aprint_normal(": ELBOX Mediator 1200 SX/TX Power Manager\n");

       sc->setup_area_t = aa->setup_area_t;

       if (bus_space_map(sc->setup_area_t, EMPB_PM_OFF, 1, 0,
           &sc->powermgr_h))
               aprint_error_dev(self, "couldn't map power manager register\n");

}

void
empm_power_off(struct empm_softc *sc)
{
       aprint_normal_dev(sc->sc_dev, "trying soft power-off...\n");

       bus_space_write_1(sc->setup_area_t, sc->powermgr_h, 0, 0);
}