com_pnpbios.c revision 1.5.2.2
1 1.5.2.2 lukem /* $NetBSD: com_pnpbios.c,v 1.5.2.2 2001/11/15 07:03:36 lukem Exp $ */ 2 1.5.2.2 lukem /* 3 1.5.2.2 lukem * Copyright (c) 1999 4 1.5.2.2 lukem * Matthias Drochner. All rights reserved. 5 1.5.2.2 lukem * 6 1.5.2.2 lukem * Redistribution and use in source and binary forms, with or without 7 1.5.2.2 lukem * modification, are permitted provided that the following conditions 8 1.5.2.2 lukem * are met: 9 1.5.2.2 lukem * 1. Redistributions of source code must retain the above copyright 10 1.5.2.2 lukem * notice, this list of conditions, and the following disclaimer. 11 1.5.2.2 lukem * 2. Redistributions in binary form must reproduce the above copyright 12 1.5.2.2 lukem * notice, this list of conditions and the following disclaimer in the 13 1.5.2.2 lukem * documentation and/or other materials provided with the distribution. 14 1.5.2.2 lukem * 15 1.5.2.2 lukem * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16 1.5.2.2 lukem * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 1.5.2.2 lukem * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18 1.5.2.2 lukem * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19 1.5.2.2 lukem * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20 1.5.2.2 lukem * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21 1.5.2.2 lukem * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 1.5.2.2 lukem * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 1.5.2.2 lukem * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 1.5.2.2 lukem * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 1.5.2.2 lukem * SUCH DAMAGE. 26 1.5.2.2 lukem */ 27 1.5.2.2 lukem 28 1.5.2.2 lukem #include <sys/cdefs.h> 29 1.5.2.2 lukem __KERNEL_RCSID(0, "$NetBSD: com_pnpbios.c,v 1.5.2.2 2001/11/15 07:03:36 lukem Exp $"); 30 1.5.2.2 lukem 31 1.5.2.2 lukem #include <sys/param.h> 32 1.5.2.2 lukem #include <sys/systm.h> 33 1.5.2.2 lukem #include <sys/errno.h> 34 1.5.2.2 lukem #include <sys/ioctl.h> 35 1.5.2.2 lukem #include <sys/syslog.h> 36 1.5.2.2 lukem #include <sys/device.h> 37 1.5.2.2 lukem #include <sys/proc.h> 38 1.5.2.2 lukem #include <sys/termios.h> 39 1.5.2.2 lukem 40 1.5.2.2 lukem #include <machine/bus.h> 41 1.5.2.2 lukem 42 1.5.2.2 lukem #include <dev/isa/isavar.h> 43 1.5.2.2 lukem #include <dev/isa/isadmavar.h> 44 1.5.2.2 lukem 45 1.5.2.2 lukem #include <i386/pnpbios/pnpbiosvar.h> 46 1.5.2.2 lukem 47 1.5.2.2 lukem #include <dev/ic/comvar.h> 48 1.5.2.2 lukem 49 1.5.2.2 lukem struct com_pnpbios_softc { 50 1.5.2.2 lukem struct com_softc sc_com; 51 1.5.2.2 lukem void *sc_ih; 52 1.5.2.2 lukem }; 53 1.5.2.2 lukem 54 1.5.2.2 lukem int com_pnpbios_match __P((struct device *, struct cfdata *, void *)); 55 1.5.2.2 lukem void com_pnpbios_attach __P((struct device *, struct device *, void *)); 56 1.5.2.2 lukem 57 1.5.2.2 lukem struct cfattach com_pnpbios_ca = { 58 1.5.2.2 lukem sizeof(struct com_pnpbios_softc), com_pnpbios_match, com_pnpbios_attach 59 1.5.2.2 lukem }; 60 1.5.2.2 lukem 61 1.5.2.2 lukem int 62 1.5.2.2 lukem com_pnpbios_match(parent, match, aux) 63 1.5.2.2 lukem struct device *parent; 64 1.5.2.2 lukem struct cfdata *match; 65 1.5.2.2 lukem void *aux; 66 1.5.2.2 lukem { 67 1.5.2.2 lukem struct pnpbiosdev_attach_args *aa = aux; 68 1.5.2.2 lukem 69 1.5.2.2 lukem if (strcmp(aa->idstr, "PNP0500") && 70 1.5.2.2 lukem strcmp(aa->idstr, "PNP0501") && 71 1.5.2.2 lukem strcmp(aa->idstr, "PNP0510") && 72 1.5.2.2 lukem strcmp(aa->idstr, "PNP0511")) 73 1.5.2.2 lukem return (0); 74 1.5.2.2 lukem 75 1.5.2.2 lukem return (1); 76 1.5.2.2 lukem } 77 1.5.2.2 lukem 78 1.5.2.2 lukem void 79 1.5.2.2 lukem com_pnpbios_attach(parent, self, aux) 80 1.5.2.2 lukem struct device *parent, *self; 81 1.5.2.2 lukem void *aux; 82 1.5.2.2 lukem { 83 1.5.2.2 lukem struct com_pnpbios_softc *psc = (void *)self; 84 1.5.2.2 lukem struct com_softc *sc = &psc->sc_com; 85 1.5.2.2 lukem struct pnpbiosdev_attach_args *aa = aux; 86 1.5.2.2 lukem bus_space_tag_t iot; 87 1.5.2.2 lukem int iobase; 88 1.5.2.2 lukem 89 1.5.2.2 lukem if (pnpbios_getiobase(aa->pbt, aa->resc, 0, &iot, &iobase)) { 90 1.5.2.2 lukem printf(": can't get iobase\n"); 91 1.5.2.2 lukem return; 92 1.5.2.2 lukem } 93 1.5.2.2 lukem 94 1.5.2.2 lukem if (com_is_console(iot, iobase, &sc->sc_ioh)) 95 1.5.2.2 lukem sc->sc_iot = iot; 96 1.5.2.2 lukem else if (pnpbios_io_map(aa->pbt, aa->resc, 0, 97 1.5.2.2 lukem &sc->sc_iot, &sc->sc_ioh)) { 98 1.5.2.2 lukem printf(": can't map i/o space\n"); 99 1.5.2.2 lukem return; 100 1.5.2.2 lukem } 101 1.5.2.2 lukem sc->sc_iobase = iobase; 102 1.5.2.2 lukem 103 1.5.2.2 lukem printf("\n"); 104 1.5.2.2 lukem pnpbios_print_devres(self, aa); 105 1.5.2.2 lukem 106 1.5.2.2 lukem printf("%s", self->dv_xname); 107 1.5.2.2 lukem 108 1.5.2.2 lukem /* 109 1.5.2.2 lukem * if the chip isn't something we recognise skip it. 110 1.5.2.2 lukem */ 111 1.5.2.2 lukem if (comprobe1(sc->sc_iot, sc->sc_ioh) == 0) { 112 1.5.2.2 lukem printf(": com probe failed\n"); 113 1.5.2.2 lukem return; 114 1.5.2.2 lukem } 115 1.5.2.2 lukem 116 1.5.2.2 lukem sc->sc_frequency = 115200 * 16; 117 1.5.2.2 lukem 118 1.5.2.2 lukem com_attach_subr(sc); 119 1.5.2.2 lukem 120 1.5.2.2 lukem psc->sc_ih = pnpbios_intr_establish(aa->pbt, aa->resc, 0, IPL_SERIAL, 121 1.5.2.2 lukem comintr, sc); 122 1.5.2.2 lukem } 123
Indexes created Sun Nov 02 23:10:09 GMT 2025