1 /* $NetBSD: empm.c,v 1.1 2013/01/28 14:44:37 rkujawa Exp $ */
2
3 /*-
4 * Copyright (c) 2013 The NetBSD Foundation, Inc.
5 * All rights reserved.
6 *
7 * This code is derived from software contributed to The NetBSD Foundation
8 * by Radoslaw Kujawa.
9 *
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
12 * are met:
13 * 1. Redistributions of source code must retain the above copyright
14 * notice, this list of conditions and the following disclaimer.
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 * POSSIBILITY OF SUCH DAMAGE.
30 */
31
32 /*
33 * Power management on Elbox Mediator 1200 SX and TX.
34 */
35
36 #include <sys/types.h>
37 #include <sys/param.h>
38 #include <sys/device.h>
39
40 #include <machine/bus.h>
41
42 #include <amiga/pci/empbreg.h>
43 #include <amiga/pci/empmvar.h>
44
45 static int empm_match(device_t, cfdata_t, void *);
46 static void empm_attach(device_t, device_t, void *);
47
48 CFATTACH_DECL_NEW(empm, sizeof(struct empm_softc),
49 empm_match, empm_attach, NULL, NULL);
50
51 static int
empm_match(device_t parent,cfdata_t cf,void * aux)52 empm_match(device_t parent, cfdata_t cf, void *aux)
53 {
54 return 1;
55 }
56
57 static void
empm_attach(device_t parent,device_t self,void * aux)58 empm_attach(device_t parent, device_t self, void *aux)
59 {
60 struct empm_softc *sc;
61 struct empm_attach_args *aa;
62
63 sc = device_private(self);
64 aa = aux;
65
66 sc->sc_dev = self;
67
68 aprint_normal(": ELBOX Mediator 1200 SX/TX Power Manager\n");
69
70 sc->setup_area_t = aa->setup_area_t;
71
72 if (bus_space_map(sc->setup_area_t, EMPB_PM_OFF, 1, 0,
73 &sc->powermgr_h))
74 aprint_error_dev(self, "couldn't map power manager register\n");
75
76 }
77
78 void
empm_power_off(struct empm_softc * sc)79 empm_power_off(struct empm_softc *sc)
80 {
81 aprint_normal_dev(sc->sc_dev, "trying soft power-off...\n");
82
83 bus_space_write_1(sc->setup_area_t, sc->powermgr_h, 0, 0);
84 }
85
86