190 lines
4.7 KiB
C
190 lines
4.7 KiB
C
/* $NetBSD: sbp2var.h,v 1.5 2002/12/28 10:54:47 jmc Exp $ */
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/*
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* Copyright (c) 2002 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by James Chacon.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _DEV_IEEE1394_SBP2VAR_H
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#define _DEV_IEEE1394_SBP2VAR_H
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#include <dev/std/ieee1212var.h>
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struct sbp2_orb;
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struct sbp2_mapping {
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void *laddr;
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u_int64_t fwaddr;
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u_int32_t size;
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u_int8_t rw;
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struct sbp2_orb *orb;
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};
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/* Need a top level map per bus. */
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struct sbp2_map {
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unsigned char datamap[SBP_DATA_SIZE / SBP_DATA_BLOCK_SIZE / CHAR_BIT];
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unsigned int next_data;
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/*
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* Divide by 4 because this is allocated in quad chunks and divide by
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* 8 to make it a bitmap.
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*/
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unsigned char addrmap[SBP_ADDR_SIZE / SBP_ADDR_BLOCK_SIZE / CHAR_BIT];
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unsigned int next_addr;
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u_int64_t fifo;
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struct ieee1394_softc *sc_bus; /* fw controller softc */
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int refcnt;
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struct simplelock maplock;
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TAILQ_ENTRY(sbp2_map) map_list;
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};
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struct sbp2;
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struct sbp2_lun;
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struct sbp2_status {
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u_int8_t resp;
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u_int8_t sbp_status;
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u_int8_t object;
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u_int8_t bus_error;
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u_int32_t *data;
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u_int16_t datalen;
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};
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struct sbp2_pagetable {
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struct ieee1394_abuf pt_ent;
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struct ieee1394_abuf pt_resp;
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struct sbp2_mapping pt_map;
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u_int16_t pt_cnt;
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struct ieee1394_abuf *pt_data; /* cbarg == data_mapping */
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};
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struct sbp2_orb {
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struct sbp2_mapping data_map;
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struct ieee1394_abuf cmd;
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struct ieee1394_abuf data;
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struct ieee1394_abuf resp;
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struct sbp2_pagetable *pt;
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struct sbp2_status status;
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u_int8_t status_rec;
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u_int8_t ack;
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u_int8_t db;
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u_int8_t dback;
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int state;
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struct sbp2 *sbp2;
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struct sbp2_lun *lun;
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void (*cb)(struct sbp2_status *, void *);
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void *cb_arg;
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struct simplelock orb_lock;
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CIRCLEQ_ENTRY(sbp2_orb) orb_list;
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};
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struct sbp2_lun {
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u_int8_t ordered;
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u_int8_t dev_type;
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u_int16_t lun;
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u_int32_t cmd_spec_id;
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u_int32_t cmd_set;
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u_int32_t cmd_set_rev;
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u_int16_t loginid;
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u_int16_t reconnect;
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u_int64_t cmdreg;
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int login_flag;
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int state;
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struct ieee1394_abuf command;
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struct ieee1394_abuf doorbell;
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struct ieee1394_abuf status;
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TAILQ_ENTRY(sbp2_lun) lun_list;
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};
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struct sbp2 {
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struct ieee1394_softc *sc; /* node softc */
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u_int8_t speed;
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u_int32_t maxpayload;
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u_int8_t orb_size;
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u_int8_t orb_timeout;
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u_int16_t max_reconnect;
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u_int32_t cmd_spec_id;
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u_int32_t cmd_set;
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u_int32_t cmd_set_rev;
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u_int32_t firmware_rev;
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u_int64_t uniq_id;
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u_int64_t mgmtreg;
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u_int16_t luncnt;
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struct sbp2_map *map;
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struct simplelock orblist_lock;
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TAILQ_HEAD(, sbp2_lun) luns;
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CIRCLEQ_HEAD(, sbp2_orb) orbs;
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};
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struct sbp2_cmd {
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u_int8_t cmd[SBP2_MAX_ORB];
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int cmdlen;
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u_char *data;
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int datalen;
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u_int16_t lun;
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int rw;
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void (*cb)(struct sbp2_status *, void *);
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void *cb_arg;
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};
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int sbp2_match(struct p1212_dir *);
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struct sbp2 *sbp2_init(struct ieee1394_softc *, struct p1212_dir *);
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void sbp2_free(struct sbp2 *);
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void *sbp2_runcmd(struct sbp2 *, struct sbp2_cmd *);
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void *sbp2_abort(void *);
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void sbp2_reset_lun(struct sbp2 *, u_int16_t);
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#endif /* _DEV_IEEE1394_SBP2VAR_H */
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