Annotation of sys/arch/luna88k/dev/spc.c, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: spc.c,v 1.4 2005/04/04 13:09:51 aoyama Exp $ */
! 2: /* $NetBSD: spc.c,v 1.4 2003/07/05 19:00:17 tsutsui Exp $ */
! 3:
! 4: /*-
! 5: * Copyright (c) 2000 The NetBSD Foundation, Inc.
! 6: * All rights reserved.
! 7: *
! 8: * This code is derived from software contributed to The NetBSD Foundation
! 9: * by Tohru Nishimura.
! 10: *
! 11: * Redistribution and use in source and binary forms, with or without
! 12: * modification, are permitted provided that the following conditions
! 13: * are met:
! 14: * 1. Redistributions of source code must retain the above copyright
! 15: * notice, this list of conditions and the following disclaimer.
! 16: * 2. Redistributions in binary form must reproduce the above copyright
! 17: * notice, this list of conditions and the following disclaimer in the
! 18: * documentation and/or other materials provided with the distribution.
! 19: * 3. All advertising materials mentioning features or use of this software
! 20: * must display the following acknowledgement:
! 21: * This product includes software developed by the NetBSD
! 22: * Foundation, Inc. and its contributors.
! 23: * 4. Neither the name of The NetBSD Foundation nor the names of its
! 24: * contributors may be used to endorse or promote products derived
! 25: * from this software without specific prior written permission.
! 26: *
! 27: * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
! 28: * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
! 29: * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
! 30: * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
! 31: * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
! 32: * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
! 33: * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
! 34: * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
! 35: * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
! 36: * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
! 37: * POSSIBILITY OF SUCH DAMAGE.
! 38: */
! 39:
! 40: #include <sys/param.h>
! 41: #include <sys/systm.h>
! 42: #include <sys/device.h>
! 43: #include <sys/buf.h>
! 44:
! 45: #include <machine/bus.h>
! 46: #include <machine/cpu.h>
! 47: #include <machine/autoconf.h>
! 48:
! 49: #include <scsi/scsi_all.h>
! 50: #include <scsi/scsi_message.h>
! 51: #include <scsi/scsiconf.h>
! 52:
! 53: #include <luna88k/dev/mb89352reg.h>
! 54: #include <luna88k/dev/mb89352var.h>
! 55:
! 56: #include <luna88k/luna88k/isr.h>
! 57:
! 58: int spc_mainbus_match(struct device *, void *, void *);
! 59: void spc_mainbus_attach(struct device *, struct device *, void *);
! 60:
! 61: struct cfattach spc_ca = {
! 62: sizeof(struct spc_softc), spc_mainbus_match, spc_mainbus_attach
! 63: };
! 64:
! 65: struct cfdriver spc_cd = {
! 66: NULL, "spc", DV_DULL
! 67: };
! 68:
! 69: struct scsi_adapter spc_switch = {
! 70: spc_scsi_cmd,
! 71: minphys, /* no max at this level; handled by DMA code */
! 72: NULL,
! 73: NULL,
! 74: };
! 75:
! 76: /* bus space tag for spc */
! 77: struct luna88k_bus_space_tag spc_bst = {
! 78: 4, /* when reading/writing 1 byte, the stride is 4. */
! 79: 0, /* not used */
! 80: 0, /* not used */
! 81: 0, /* not used */
! 82: };
! 83:
! 84: int
! 85: spc_mainbus_match(parent, cf, aux)
! 86: struct device *parent;
! 87: void *cf, *aux;
! 88: {
! 89: struct mainbus_attach_args *ma = aux;
! 90:
! 91: if (strcmp(ma->ma_name, spc_cd.cd_name))
! 92: return 0;
! 93: #if 0
! 94: if (badaddr((caddr_t)ma->ma_addr, 4))
! 95: return 0;
! 96: /* Experiments proved 2nd SPC address does NOT make a buserror. */
! 97: #endif
! 98: return 1;
! 99: }
! 100:
! 101: void
! 102: spc_mainbus_attach(parent, self, aux)
! 103: struct device *parent, *self;
! 104: void *aux;
! 105: {
! 106: struct spc_softc *sc = (void *)self;
! 107: struct mainbus_attach_args *ma = aux;
! 108:
! 109: printf ("\n");
! 110:
! 111: sc->sc_iot = &spc_bst;
! 112: sc->sc_ioh = ma->ma_addr;
! 113: sc->sc_initiator = 7;
! 114: sc->sc_dma_start = NULL;
! 115: sc->sc_dma_done = NULL;
! 116:
! 117: isrlink_autovec(spc_intr, (void *)sc, ma->ma_ilvl, ISRPRI_BIO,
! 118: self->dv_xname);
! 119:
! 120: spc_attach(sc, &spc_switch);
! 121: }
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