1/* $NetBSD: fdc_gsc.c,v 1.11 2012/10/10 17:00:37 skrll Exp $ */ 2 3/* $OpenBSD: fdc_gsc.c,v 1.1 1998/09/30 04:45:46 mickey Exp $ */ 4 5/* 6 * Copyright (c) 1998 Michael Shalayeff 7 * All rights reserved. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 20 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 21 * IN NO EVENT SHALL THE AUTHOR OR HIS RELATIVES BE LIABLE FOR ANY DIRECT, 22 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 23 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 24 * SERVICES; LOSS OF MIND, USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 26 * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING 27 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 28 * THE POSSIBILITY OF SUCH DAMAGE. 29 */ 30 31#include <sys/cdefs.h> 32__KERNEL_RCSID(0, "$NetBSD: fdc_gsc.c,v 1.11 2012/10/10 17:00:37 skrll Exp $"); 33 34#include <sys/param.h> 35#include <sys/systm.h> 36#include <sys/device.h> 37 38#include <machine/iomod.h> 39#include <sys/bus.h> 40#include <machine/intr.h> 41#include <machine/autoconf.h> 42 43#include <dev/ic/fdreg.h> 44#include <dev/ic/fdlink.h> 45 46#include <hppa/dev/cpudevs.h> 47 48/* controller driver configuration */ 49int fdc_gsc_probe(device_t, cfdata_t, void *); 50void fdc_gsc_attach(device_t, device_t, void *); 51 52CFATTACH_DECL_NEW(fdc_gsc, sizeof(struct fdc_softc), 53 fdc_gsc_probe, fdc_gsc_attach, NULL, NULL); 54 55int 56fdc_gsc_probe(device_t parent, cfdata_t match, void *aux) 57{ 58 struct confargs *ca = aux; 59 bus_space_handle_t ioh; 60 int rv; 61 62 if (ca->ca_type.iodc_type != HPPA_TYPE_FIO || 63 ca->ca_type.iodc_sv_model != HPPA_FIO_GPCFD) 64 return 0; 65 66 /* Map the i/o space. */ 67 if (bus_space_map(ca->ca_iot, ca->ca_hpa, IOMOD_HPASIZE, 0, &ioh)) 68 return 0; 69 70 rv = fdcprobe1(ca->ca_iot, ioh | IOMOD_DEVOFFSET); 71 bus_space_unmap(ca->ca_iot, ioh, IOMOD_HPASIZE); 72 return rv; 73} 74 75void 76fdc_gsc_attach(device_t parent, device_t self, void *aux) 77{ 78 struct fdc_softc *sc = device_private(self); 79 bus_space_handle_t ioh; 80 struct confargs *ca = aux; 81 82 sc->sc_dev = self; 83 84 /* Re-map the I/O space. */ 85 if (bus_space_map(ca->ca_iot, ca->ca_hpa, IOMOD_HPASIZE, 0, &ioh)) { 86 aprint_error(": can't map I/O ports\n"); 87 return; 88 } 89 90 ioh |= IOMOD_DEVOFFSET; 91 sc->sc_iot = ca->ca_iot; 92 sc->sc_ioh = ioh; 93 sc->sc_ioh_ctl = ioh + FDCTL_OFFSET; 94 95 fdc_attach_subr(sc); 96} 97