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 52 empm_match(device_t parent, cfdata_t cf, void *aux) 53 { 54 return 1; 55 } 56 57 static void 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 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