1 /* $NetBSD: oosiop_jazzio.c,v 1.7 2011/07/01 19:25:42 dyoung Exp $ */ 2 3 /* 4 * Copyright (c) 2001 Shuichiro URATA. All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. The name of the author may not be used to endorse or promote products 15 * derived from this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 */ 28 29 #include <sys/cdefs.h> 30 __KERNEL_RCSID(0, "$NetBSD: oosiop_jazzio.c,v 1.7 2011/07/01 19:25:42 dyoung Exp $"); 31 32 #include <sys/param.h> 33 #include <sys/systm.h> 34 #include <sys/device.h> 35 #include <sys/buf.h> 36 #include <sys/malloc.h> 37 38 #include <dev/scsipi/scsi_all.h> 39 #include <dev/scsipi/scsipi_all.h> 40 #include <dev/scsipi/scsiconf.h> 41 #include <dev/scsipi/scsi_message.h> 42 43 #include <machine/cpu.h> 44 #include <machine/autoconf.h> 45 #include <sys/bus.h> 46 47 #include <dev/ic/oosiopreg.h> 48 #include <dev/ic/oosiopvar.h> 49 #include <arc/jazz/jazziovar.h> 50 51 #include "ioconf.h" 52 53 int oosiop_jazzio_match(device_t, cfdata_t, void *); 54 void oosiop_jazzio_attach(device_t, device_t, void *); 55 56 CFATTACH_DECL_NEW(oosiop_jazzio, sizeof(struct oosiop_softc), 57 oosiop_jazzio_match, oosiop_jazzio_attach, NULL, NULL); 58 59 /* 60 * Match driver based on name 61 */ 62 int 63 oosiop_jazzio_match(device_t parent, cfdata_t cf, void *aux) 64 { 65 struct jazzio_attach_args *ja = aux; 66 67 if (strcmp(ja->ja_name, "NCRC700") != 0) 68 return 0; 69 70 return 1; 71 } 72 73 void 74 oosiop_jazzio_attach(device_t parent, device_t self, void *aux) 75 { 76 struct oosiop_softc *sc = device_private(self); 77 struct jazzio_attach_args *ja = aux; 78 int i, scid; 79 80 sc->sc_dev = self; 81 sc->sc_bst = ja->ja_bust; 82 sc->sc_dmat = ja->ja_dmat; 83 84 if (bus_space_map(sc->sc_bst, ja->ja_addr, 85 OOSIOP_NREGS, 0, &sc->sc_bsh) != 0) { 86 aprint_error(": failed to map regsters\n"); 87 return; 88 } 89 90 sc->sc_chip = OOSIOP_700_66; 91 sc->sc_freq = 50000000; 92 93 /* Preserve host id */ 94 scid = oosiop_read_1(sc, OOSIOP_SCID); 95 for (i = 0; i < OOSIOP_NTGT; i++) 96 if (scid & (1 << i)) 97 break; 98 if (i == OOSIOP_NTGT) 99 i = OOSIOP_NTGT - 1; 100 101 sc->sc_id = i; 102 103 jazzio_intr_establish(ja->ja_intr, (intr_handler_t)oosiop_intr, sc); 104 105 oosiop_attach(sc); 106 } 107