1 /* $NetBSD: spc.c,v 1.21 1999/03/24 14:07:39 minoura Exp $ */ 2 3 /*- 4 * Copyright (c) 1998 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Jarle Greipsland, Charles M. Hannum and Masaru Oki. 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 * 3. All advertising materials mentioning features or use of this software 19 * must display the following acknowledgement: 20 * This product includes software developed by the NetBSD 21 * Foundation, Inc. and its contributors. 22 * 4. Neither the name of The NetBSD Foundation nor the names of its 23 * contributors may be used to endorse or promote products derived 24 * from this software without specific prior written permission. 25 * 26 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 27 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 28 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 29 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 30 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 31 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 32 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 33 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 34 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 35 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 36 * POSSIBILITY OF SUCH DAMAGE. 37 */ 38 39 #include "opt_ddb.h" 40 41 #include <sys/param.h> 42 #include <sys/systm.h> 43 #include <sys/kernel.h> 44 #include <sys/device.h> 45 46 #include <machine/bus.h> 47 #include <machine/cpu.h> 48 49 #include <dev/scsipi/scsi_all.h> 50 #include <dev/scsipi/scsipi_all.h> 51 #include <dev/scsipi/scsiconf.h> 52 53 #include <arch/x68k/dev/intiovar.h> 54 #include <arch/x68k/dev/scsiromvar.h> 55 #include <arch/x68k/x68k/iodevice.h> 56 57 #include <dev/ic/mb89352var.h> 58 #include <dev/ic/mb89352reg.h> 59 60 static int spc_intio_match __P((struct device *, struct cfdata *, void *)); 61 static void spc_intio_attach __P((struct device *, struct device *, void *)); 62 63 struct cfattach spc_intio_ca = { 64 sizeof (struct spc_softc), spc_intio_match, spc_intio_attach 65 }; 66 67 68 static int 69 spc_intio_match(parent, cf, aux) 70 struct device *parent; 71 struct cfdata *cf; 72 void *aux; 73 { 74 struct intio_attach_args *ia = aux; 75 bus_space_tag_t iot = ia->ia_bst; 76 bus_space_handle_t ioh; 77 78 ia->ia_size=0x20; 79 80 if (intio_map_allocate_region(parent->dv_parent, ia, 81 INTIO_MAP_TESTONLY) < 0) 82 return 0; 83 84 if (bus_space_map(iot, ia->ia_addr, 0x20, BUS_SPACE_MAP_SHIFTED, 85 &ioh) < 0) 86 return 0; 87 if (badaddr ((caddr_t)INTIO_ADDR(ia->ia_addr + BDID))) 88 return 0; 89 bus_space_unmap(iot, ioh, 0x20); 90 91 return 1; 92 } 93 94 static void 95 spc_intio_attach(parent, self, aux) 96 struct device *parent, *self; 97 void *aux; 98 { 99 struct spc_softc *sc = (struct spc_softc *)self; 100 struct intio_attach_args *ia = aux; 101 bus_space_tag_t iot = ia->ia_bst; 102 bus_space_handle_t ioh; 103 104 printf ("\n"); 105 106 intio_map_allocate_region(parent->dv_parent, ia, 107 INTIO_MAP_ALLOCATE); 108 if (bus_space_map(iot, ia->ia_addr, 0x20, BUS_SPACE_MAP_SHIFTED, 109 &ioh)) { 110 printf("%s: can't map i/o space\n", sc->sc_dev.dv_xname); 111 return; 112 } 113 114 sc->sc_iot = iot; 115 sc->sc_ioh = ioh; 116 sc->sc_initiator = IODEVbase->io_sram[0x70] & 0x7; /* XXX */ 117 118 if (intio_intr_establish(ia->ia_intr, "spc", spcintr, sc)) 119 panic ("spcattach: interrupt vector busy"); 120 121 spcattach(sc); 122 } 123