1 /* $NetBSD: hpcout.c,v 1.15 2009/05/12 14:22:39 cegger 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 * 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 #include <sys/cdefs.h> 33 __KERNEL_RCSID(0, "$NetBSD: hpcout.c,v 1.15 2009/05/12 14:22:39 cegger Exp $"); 34 35 #include <sys/param.h> 36 #include <sys/systm.h> 37 #include <sys/device.h> 38 39 #include <machine/config_hook.h> 40 #include <sys/bus.h> 41 42 #include <dev/hpc/hpciovar.h> 43 #include <dev/hpc/hpciomanvar.h> 44 45 #include "locators.h" 46 47 int hpcout_match(device_t, cfdata_t, void *); 48 void hpcout_attach(device_t, device_t, void *); 49 int hpcout_hook(void *, int, long, void *); 50 51 struct hpcout_softc { 52 struct device sc_dev; 53 struct hpcioman_attach_args sc_hma; 54 }; 55 56 #define sc_hc sc_hma.hma_hc 57 #define sc_intr_mode sc_hma.hma_intr_mode 58 #define sc_type sc_hma.hma_type 59 #define sc_id sc_hma.hma_id 60 #define sc_port sc_hma.hma_port 61 #define sc_initvalue sc_hma.hma_initvalue 62 #define sc_on sc_hma.hma_on 63 #define sc_off sc_hma.hma_off 64 65 CFATTACH_DECL(hpcout, sizeof(struct hpcout_softc), 66 hpcout_match, hpcout_attach, NULL, NULL); 67 68 int 69 hpcout_match(device_t parent, cfdata_t cf, void *aux) 70 { 71 return (1); 72 } 73 74 void 75 hpcout_attach(device_t parent, device_t self, void *aux) 76 { 77 struct hpcioman_attach_args *hma = aux; 78 struct hpcout_softc *sc = device_private(self); 79 80 sc->sc_hma = *hma; /* structure assignment */ 81 82 if (hma->hma_hc == NULL || 83 hma->hma_type == HPCIOMANCF_EVTYPE_DEFAULT || 84 hma->hma_id == HPCIOMANCF_ID_DEFAULT || 85 hma->hma_port == HPCIOMANCF_PORT_DEFAULT) { 86 printf(": ignored\n"); 87 return; 88 } 89 printf("\n"); 90 91 if (hma->hma_initvalue != -1) 92 hpcio_portwrite(sc->sc_hc, sc->sc_port, hma->hma_initvalue); 93 94 config_hook(sc->sc_type, sc->sc_id, CONFIG_HOOK_SHARE, 95 hpcout_hook, sc); 96 } 97 98 int 99 hpcout_hook(void *arg, int type, long id, void *msg) 100 { 101 struct hpcout_softc *sc = arg; 102 103 printf("%s: port %d: %s\n", __func__, sc->sc_port, 104 (int)msg ? "on" : "off"); 105 hpcio_portwrite(sc->sc_hc, sc->sc_port, 106 (int)msg ? sc->sc_on : sc->sc_off); 107 108 return (0); 109 } 110