1 /* $NetBSD: spc.c,v 1.26 2003/07/15 01:44:52 lukem 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 <sys/cdefs.h> 40 __KERNEL_RCSID(0, "$NetBSD: spc.c,v 1.26 2003/07/15 01:44:52 lukem Exp $"); 41 42 #include "opt_ddb.h" 43 44 #include <sys/param.h> 45 #include <sys/systm.h> 46 #include <sys/kernel.h> 47 #include <sys/device.h> 48 49 #include <machine/bus.h> 50 #include <machine/cpu.h> 51 52 #include <dev/scsipi/scsi_all.h> 53 #include <dev/scsipi/scsipi_all.h> 54 #include <dev/scsipi/scsiconf.h> 55 56 #include <arch/x68k/dev/intiovar.h> 57 #include <arch/x68k/dev/scsiromvar.h> 58 #include <arch/x68k/x68k/iodevice.h> 59 60 #include <dev/ic/mb89352var.h> 61 #include <dev/ic/mb89352reg.h> 62 63 static int spc_intio_match __P((struct device *, struct cfdata *, void *)); 64 static void spc_intio_attach __P((struct device *, struct device *, void *)); 65 66 CFATTACH_DECL(spc_intio, sizeof (struct spc_softc), 67 spc_intio_match, spc_intio_attach, NULL, NULL); 68 69 static int 70 spc_intio_match(parent, cf, aux) 71 struct device *parent; 72 struct cfdata *cf; 73 void *aux; 74 { 75 struct intio_attach_args *ia = aux; 76 bus_space_tag_t iot = ia->ia_bst; 77 bus_space_handle_t ioh; 78 79 ia->ia_size=0x20; 80 81 if (intio_map_allocate_region(parent->dv_parent, ia, 82 INTIO_MAP_TESTONLY) < 0) 83 return 0; 84 85 if (bus_space_map(iot, ia->ia_addr, 0x20, BUS_SPACE_MAP_SHIFTED, 86 &ioh) < 0) 87 return 0; 88 if (badaddr ((caddr_t)INTIO_ADDR(ia->ia_addr + BDID))) 89 return 0; 90 bus_space_unmap(iot, ioh, 0x20); 91 92 return 1; 93 } 94 95 static void 96 spc_intio_attach(parent, self, aux) 97 struct device *parent, *self; 98 void *aux; 99 { 100 struct spc_softc *sc = (struct spc_softc *)self; 101 struct intio_attach_args *ia = aux; 102 bus_space_tag_t iot = ia->ia_bst; 103 bus_space_handle_t ioh; 104 105 printf ("\n"); 106 107 intio_map_allocate_region(parent->dv_parent, ia, 108 INTIO_MAP_ALLOCATE); 109 if (bus_space_map(iot, ia->ia_addr, 0x20, BUS_SPACE_MAP_SHIFTED, 110 &ioh)) { 111 printf("%s: can't map i/o space\n", sc->sc_dev.dv_xname); 112 return; 113 } 114 115 sc->sc_iot = iot; 116 sc->sc_ioh = ioh; 117 sc->sc_initiator = IODEVbase->io_sram[0x70] & 0x7; /* XXX */ 118 119 if (intio_intr_establish(ia->ia_intr, "spc", spc_intr, sc)) 120 panic ("spcattach: interrupt vector busy"); 121 122 spc_attach(sc); 123 } 124