1 /* $NetBSD: hpcout.c,v 1.3 2001/06/13 19:02:14 uch Exp $ */ 2 3 /*- 4 * Copyright (c) 2000, 2001 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by UCHIYAMA Yasushi. 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 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the NetBSD 21 * Foundation, Inc. and its contributors. 22 * 4. Neither the name of The NetBSD Foundation nor the names of its 23 * contributors may be used to endorse or promote products derived 24 * from this software without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36 * POSSIBILITY OF SUCH DAMAGE. 37 */ 38 #include <sys/param.h> 39 #include <sys/systm.h> 40 #include <sys/device.h> 41 42 #include <machine/config_hook.h> 43 #include <machine/bus.h> 44 45 #include <dev/hpc/hpciovar.h> 46 #include <dev/hpc/hpciomanvar.h> 47 48 #include "locators.h" 49 50 int hpcout_match(struct device *, struct cfdata *, void *); 51 void hpcout_attach(struct device *, struct device *, void *); 52 int hpcout_hook(void *, int, long, void *); 53 54 struct hpcout_softc { 55 struct device sc_dev; 56 struct hpcioman_attach_args sc_hma; 57 }; 58 59 #define sc_hc sc_hma.hma_hc 60 #define sc_intr_mode sc_hma.hma_intr_mode 61 #define sc_type sc_hma.hma_type 62 #define sc_id sc_hma.hma_id 63 #define sc_port sc_hma.hma_port 64 #define sc_initvalue sc_hma.hma_initvalue 65 #define sc_on sc_hma.hma_on 66 #define sc_off sc_hma.hma_off 67 68 struct cfattach hpcout_ca = { 69 sizeof(struct hpcout_softc), hpcout_match, hpcout_attach 70 }; 71 72 int 73 hpcout_match(struct device *parent, struct cfdata *cf, void *aux) 74 { 75 return (1); 76 } 77 78 void 79 hpcout_attach(struct device *parent, struct device *self, void *aux) 80 { 81 struct hpcioman_attach_args *hma = aux; 82 struct hpcout_softc *sc = (void *)self; 83 84 sc->sc_hma = *hma; /* structure assignment */ 85 86 if (hma->hma_hc == NULL || 87 hma->hma_type == HPCIOMANCF_EVTYPE_DEFAULT || 88 hma->hma_id == HPCIOMANCF_ID_DEFAULT || 89 hma->hma_port == HPCIOMANCF_PORT_DEFAULT) { 90 printf(": ignored\n"); 91 return; 92 } 93 printf("\n"); 94 95 if (hma->hma_initvalue != -1) 96 hpcio_portwrite(sc->sc_hc, sc->sc_port, hma->hma_initvalue); 97 98 config_hook(sc->sc_type, sc->sc_id, CONFIG_HOOK_SHARE, 99 hpcout_hook, sc); 100 } 101 102 int 103 hpcout_hook(void *arg, int type, long id, void *msg) 104 { 105 struct hpcout_softc *sc = arg; 106 107 printf("%s: port %d: %s\n", __FUNCTION__, sc->sc_port, 108 (int)msg ? "on" : "off"); 109 hpcio_portwrite(sc->sc_hc, sc->sc_port, 110 (int)msg ? sc->sc_on : sc->sc_off); 111 112 return (0); 113 } 114