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86 lines
2.6 KiB
C
86 lines
2.6 KiB
C
/* $NetBSD: empm.c,v 1.1 2013/01/28 14:44:37 rkujawa Exp $ */
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/*-
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* Copyright (c) 2013 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by Radoslaw Kujawa.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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* Power management on Elbox Mediator 1200 SX and TX.
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*/
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#include <sys/types.h>
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#include <sys/param.h>
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#include <sys/device.h>
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#include <machine/bus.h>
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#include <amiga/pci/empbreg.h>
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#include <amiga/pci/empmvar.h>
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static int empm_match(device_t, cfdata_t, void *);
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static void empm_attach(device_t, device_t, void *);
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CFATTACH_DECL_NEW(empm, sizeof(struct empm_softc),
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empm_match, empm_attach, NULL, NULL);
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static int
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empm_match(device_t parent, cfdata_t cf, void *aux)
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{
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return 1;
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}
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static void
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empm_attach(device_t parent, device_t self, void *aux)
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{
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struct empm_softc *sc;
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struct empm_attach_args *aa;
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sc = device_private(self);
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aa = aux;
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sc->sc_dev = self;
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aprint_normal(": ELBOX Mediator 1200 SX/TX Power Manager\n");
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sc->setup_area_t = aa->setup_area_t;
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if (bus_space_map(sc->setup_area_t, EMPB_PM_OFF, 1, 0,
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&sc->powermgr_h))
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aprint_error_dev(self, "couldn't map power manager register\n");
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}
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void
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empm_power_off(struct empm_softc *sc)
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{
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aprint_normal_dev(sc->sc_dev, "trying soft power-off...\n");
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bus_space_write_1(sc->setup_area_t, sc->powermgr_h, 0, 0);
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}
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