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 47int hpcout_match(device_t, cfdata_t, void *); 48void hpcout_attach(device_t, device_t, void *); 49int hpcout_hook(void *, int, long, void *); 50 51struct hpcout_softc { 52 struct hpcioman_attach_args sc_hma; 53}; 54 55#define sc_hc sc_hma.hma_hc 56#define sc_intr_mode sc_hma.hma_intr_mode 57#define sc_type sc_hma.hma_type 58#define sc_id sc_hma.hma_id 59#define sc_port sc_hma.hma_port 60#define sc_initvalue sc_hma.hma_initvalue 61#define sc_on sc_hma.hma_on 62#define sc_off sc_hma.hma_off 63 64CFATTACH_DECL_NEW(hpcout, sizeof(struct hpcout_softc), 65 hpcout_match, hpcout_attach, NULL, NULL); 66 67int 68hpcout_match(device_t parent, cfdata_t cf, void *aux) 69{ 70 return (1); 71} 72 73void 74hpcout_attach(device_t parent, device_t self, void *aux) 75{ 76 struct hpcioman_attach_args *hma = aux; 77 struct hpcout_softc *sc = device_private(self); 78 79 sc->sc_hma = *hma; /* structure assignment */ 80 81 if (hma->hma_hc == NULL || 82 hma->hma_type == HPCIOMANCF_EVTYPE_DEFAULT || 83 hma->hma_id == HPCIOMANCF_ID_DEFAULT || 84 hma->hma_port == HPCIOMANCF_PORT_DEFAULT) { 85 printf(": ignored\n"); 86 return; 87 } 88 printf("\n"); 89 90 if (hma->hma_initvalue != -1) 91 hpcio_portwrite(sc->sc_hc, sc->sc_port, hma->hma_initvalue); 92 93 config_hook(sc->sc_type, sc->sc_id, CONFIG_HOOK_SHARE, 94 hpcout_hook, sc); 95} 96 97int 98hpcout_hook(void *arg, int type, long id, void *msg) 99{ 100 struct hpcout_softc *sc = arg; 101 102 printf("%s: port %d: %s\n", __func__, sc->sc_port, 103 (int)msg ? "on" : "off"); 104 hpcio_portwrite(sc->sc_hc, sc->sc_port, 105 (int)msg ? sc->sc_on : sc->sc_off); 106 107 return (0); 108} 109