lpt_supio.c revision 1.1.2.2
1 1.1.2.2 thorpej /* $NetBSD: lpt_supio.c,v 1.1.2.2 1997/10/14 08:26:41 thorpej Exp $ */ 2 1.1.2.2 thorpej 3 1.1.2.2 thorpej /*- 4 1.1.2.2 thorpej * Copyright (c) 1997 Ignatios Souvatzis. All rights reserved. 5 1.1.2.2 thorpej * 6 1.1.2.2 thorpej * Redistribution and use in source and binary forms, with or without 7 1.1.2.2 thorpej * modification, are permitted provided that the following conditions 8 1.1.2.2 thorpej * are met: 9 1.1.2.2 thorpej * 1. Redistributions of source code must retain the above copyright 10 1.1.2.2 thorpej * notice, this list of conditions and the following disclaimer. 11 1.1.2.2 thorpej * 2. Redistributions in binary form must reproduce the above copyright 12 1.1.2.2 thorpej * notice, this list of conditions and the following disclaimer in the 13 1.1.2.2 thorpej * documentation and/or other materials provided with the distribution. 14 1.1.2.2 thorpej * 3. All advertising materials mentioning features or use of this software 15 1.1.2.2 thorpej * must display the following acknowledgement: 16 1.1.2.2 thorpej * This product includes software developed by Ignatios Souvatzis 17 1.1.2.2 thorpej * for the NetBSD project. 18 1.1.2.2 thorpej * 4. The name of the author may not be used to endorse or promote products 19 1.1.2.2 thorpej * derived from this software without specific prior written permission. 20 1.1.2.2 thorpej * 21 1.1.2.2 thorpej * THIS SOFTWARE IS PROVIDED BY AUTHOR ``AS IS'' AND 22 1.1.2.2 thorpej * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 1.1.2.2 thorpej * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 1.1.2.2 thorpej * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE 25 1.1.2.2 thorpej * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 26 1.1.2.2 thorpej * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 27 1.1.2.2 thorpej * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 28 1.1.2.2 thorpej * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 29 1.1.2.2 thorpej * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 30 1.1.2.2 thorpej * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 31 1.1.2.2 thorpej * SUCH DAMAGE. 32 1.1.2.2 thorpej * 33 1.1.2.2 thorpej */ 34 1.1.2.2 thorpej 35 1.1.2.2 thorpej #include <sys/param.h> 36 1.1.2.2 thorpej #include <sys/systm.h> 37 1.1.2.2 thorpej #include <sys/ioctl.h> 38 1.1.2.2 thorpej #include <sys/select.h> 39 1.1.2.2 thorpej #include <sys/tty.h> 40 1.1.2.2 thorpej #include <sys/proc.h> 41 1.1.2.2 thorpej #include <sys/user.h> 42 1.1.2.2 thorpej #include <sys/conf.h> 43 1.1.2.2 thorpej #include <sys/file.h> 44 1.1.2.2 thorpej #include <sys/uio.h> 45 1.1.2.2 thorpej #include <sys/kernel.h> 46 1.1.2.2 thorpej #include <sys/syslog.h> 47 1.1.2.2 thorpej #include <sys/types.h> 48 1.1.2.2 thorpej #include <sys/device.h> 49 1.1.2.2 thorpej 50 1.1.2.2 thorpej #include <machine/intr.h> 51 1.1.2.2 thorpej #include <machine/bus.h> 52 1.1.2.2 thorpej 53 1.1.2.2 thorpej #include <dev/ic/lptreg.h> 54 1.1.2.2 thorpej #include <dev/ic/lptvar.h> 55 1.1.2.2 thorpej 56 1.1.2.2 thorpej #include <amiga/dev/supio.h> 57 1.1.2.2 thorpej 58 1.1.2.2 thorpej struct lptsupio_softc { 59 1.1.2.2 thorpej struct lpt_softc sc_lpt; 60 1.1.2.2 thorpej struct isr sc_isr; 61 1.1.2.2 thorpej void (*sc_intack)__P((void *)); 62 1.1.2.2 thorpej }; 63 1.1.2.2 thorpej 64 1.1.2.2 thorpej int lpt_supio_match __P((struct device *, struct cfdata *, void *)); 65 1.1.2.2 thorpej void lpt_supio_attach __P((struct device *, struct device *, void *)); 66 1.1.2.2 thorpej int lpt_supio_intr __P((void *p)); 67 1.1.2.2 thorpej 68 1.1.2.2 thorpej struct cfattach lpt_supio_ca = { 69 1.1.2.2 thorpej sizeof(struct lptsupio_softc), lpt_supio_match, lpt_supio_attach 70 1.1.2.2 thorpej }; 71 1.1.2.2 thorpej 72 1.1.2.2 thorpej int 73 1.1.2.2 thorpej lpt_supio_match(parent, match, aux) 74 1.1.2.2 thorpej struct device *parent; 75 1.1.2.2 thorpej struct cfdata *match; 76 1.1.2.2 thorpej void *aux; 77 1.1.2.2 thorpej { 78 1.1.2.2 thorpej struct supio_attach_args *supa = aux; 79 1.1.2.2 thorpej 80 1.1.2.2 thorpej if (strcmp(supa->supio_name,"lpt")) 81 1.1.2.2 thorpej return 0; 82 1.1.2.2 thorpej 83 1.1.2.2 thorpej return (1); 84 1.1.2.2 thorpej } 85 1.1.2.2 thorpej 86 1.1.2.2 thorpej int 87 1.1.2.2 thorpej lpt_supio_intr(p) 88 1.1.2.2 thorpej void *p; 89 1.1.2.2 thorpej { 90 1.1.2.2 thorpej struct lptsupio_softc *sc = (void *)p; 91 1.1.2.2 thorpej int rc; 92 1.1.2.2 thorpej 93 1.1.2.2 thorpej rc = lptintr(&sc->sc_lpt); 94 1.1.2.2 thorpej if (sc->sc_intack) 95 1.1.2.2 thorpej (*sc->sc_intack)(p); 96 1.1.2.2 thorpej return (rc); 97 1.1.2.2 thorpej } 98 1.1.2.2 thorpej 99 1.1.2.2 thorpej void 100 1.1.2.2 thorpej lpt_supio_attach(parent, self, aux) 101 1.1.2.2 thorpej struct device *parent, *self; 102 1.1.2.2 thorpej void *aux; 103 1.1.2.2 thorpej { 104 1.1.2.2 thorpej struct lptsupio_softc *sc = (void *)self; 105 1.1.2.2 thorpej struct lpt_softc *lsc = &sc->sc_lpt; 106 1.1.2.2 thorpej int iobase; 107 1.1.2.2 thorpej bus_space_tag_t iot; 108 1.1.2.2 thorpej struct supio_attach_args *supa = aux; 109 1.1.2.2 thorpej u_int16_t needpsl; 110 1.1.2.2 thorpej 111 1.1.2.2 thorpej /* 112 1.1.2.2 thorpej * We're living on a superio chip. 113 1.1.2.2 thorpej */ 114 1.1.2.2 thorpej iobase = supa->supio_iobase; 115 1.1.2.2 thorpej iot = lsc->sc_iot = supa->supio_iot; 116 1.1.2.2 thorpej sc->sc_intack = (void *)supa->supio_arg; 117 1.1.2.2 thorpej 118 1.1.2.2 thorpej if (bus_space_map(iot, iobase, LPT_NPORTS, 0, &lsc->sc_ioh)) 119 1.1.2.2 thorpej panic("lpt_supio_attach: io mapping failed"); 120 1.1.2.2 thorpej 121 1.1.2.2 thorpej printf(" port 0x%x ipl %d\n", iobase, supa->supio_ipl); 122 1.1.2.2 thorpej lpt_attach_subr(lsc); 123 1.1.2.2 thorpej 124 1.1.2.2 thorpej /* XXX this should be really in the interupt stuff */ 125 1.1.2.2 thorpej needpsl = PSL_S | (supa->supio_ipl << 8); 126 1.1.2.2 thorpej 127 1.1.2.2 thorpej if (amiga_ttyspl < needpsl) { 128 1.1.2.2 thorpej printf("%s: raising amiga_ttyspl from 0x%x to 0x%x\n", 129 1.1.2.2 thorpej lsc->sc_dev.dv_xname, amiga_ttyspl, needpsl); 130 1.1.2.2 thorpej amiga_ttyspl = needpsl; 131 1.1.2.2 thorpej } 132 1.1.2.2 thorpej sc->sc_isr.isr_intr = lpt_supio_intr; 133 1.1.2.2 thorpej sc->sc_isr.isr_arg = sc; 134 1.1.2.2 thorpej sc->sc_isr.isr_ipl = supa->supio_ipl; 135 1.1.2.2 thorpej add_isr(&sc->sc_isr); 136 1.1.2.2 thorpej } 137
Indexes created Fri Oct 03 02:09:57 GMT 2025