1 /* $OpenBSD: lpt_puc.c,v 1.8 2015/03/14 03:38:49 jsg Exp $ */ 2 /* $NetBSD: lpt_puc.c,v 1.1 1998/06/26 18:52:41 cgd Exp $ */ 3 4 /* 5 * Copyright (c) 1998 Christopher G. Demetriou. All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This product includes software developed by Christopher G. Demetriou 18 * for the NetBSD Project. 19 * 4. The name of the author may not be used to endorse or promote products 20 * derived from this software without specific prior written permission 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 23 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 24 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 25 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 26 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 27 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 28 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 29 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 30 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 31 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 32 */ 33 34 /* 35 * Machine-independent parallel port ('lpt') driver attachment to "PCI 36 * Universal Communications" controller driver. 37 * 38 * Author: Christopher G. Demetriou, May 17, 1998. 39 */ 40 41 #include <sys/types.h> 42 #include <sys/param.h> 43 #include <sys/systm.h> 44 #include <sys/device.h> 45 46 #include <machine/bus.h> 47 48 #include <dev/pci/pucvar.h> 49 #include <dev/ic/lptvar.h> 50 51 int lpt_puc_probe(struct device *, void *, void *); 52 void lpt_puc_attach(struct device *, struct device *, void *); 53 int lpt_puc_detach(struct device *, int); 54 55 struct cfattach lpt_puc_ca = { 56 sizeof(struct lpt_softc), lpt_puc_probe, lpt_puc_attach, lpt_puc_detach, 57 }; 58 59 int 60 lpt_puc_probe(parent, match, aux) 61 struct device *parent; 62 void *match, *aux; 63 { 64 struct puc_attach_args *aa = aux; 65 66 /* 67 * Locators already matched, just check the type. 68 */ 69 if (PUC_IS_LPT(aa->type)) 70 return (1); 71 72 return (0); 73 } 74 75 void 76 lpt_puc_attach(parent, self, aux) 77 struct device *parent, *self; 78 void *aux; 79 { 80 struct lpt_softc *sc = (void *)self; 81 struct puc_attach_args *aa = aux; 82 const char *intrstr; 83 84 sc->sc_iot = aa->t; 85 sc->sc_ioh = aa->h; 86 87 intrstr = aa->intr_string(aa); 88 sc->sc_ih = aa->intr_establish(aa, IPL_TTY, lptintr, sc, 89 sc->sc_dev.dv_xname); 90 if (sc->sc_ih == NULL) { 91 printf(": couldn't establish interrupt"); 92 if (intrstr != NULL) 93 printf(" at %s", intrstr); 94 printf("\n"); 95 return; 96 } 97 printf(" %s", intrstr); 98 99 lpt_attach_common(sc); 100 } 101 102 int 103 lpt_puc_detach(struct device *self, int flags) 104 { 105 return (0); 106 } 107