NetBSD/sys/dev/ieee1394/sbp2var.h

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