189 lines
6.1 KiB
C
189 lines
6.1 KiB
C
/* $NetBSD: ieee1394var.h,v 1.20 2003/06/29 22:30:17 fvdl Exp $ */
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/*-
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* Copyright (c) 2000 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
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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_IEEE1394VAR_H_
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#define _DEV_IEEE1394_IEEE1394VAR_H_
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struct ieee1394_softc;
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struct ieee1394_node;
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struct fwiso_header; /* XXX */
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struct selinfo; /* XXX */
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/* for isochronous receive */
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typedef void *ieee1394_ir_tag_t;
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/* for isochronous transmit */
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typedef void *ieee1394_it_tag_t;
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struct ieee1394_it_datalist;
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/* These buffers have no reference counting. It is assumed that
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* the upper level buffer (struct buf or struct mbuf) will have the
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* requisite reference counting.
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*/
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struct ieee1394_abuf {
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struct ieee1394_softc *ab_req; /* requestee */
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u_int32_t *ab_data;
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struct uio *ab_uio;
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u_int64_t ab_addr;
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u_int64_t ab_retaddr;
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u_int8_t ab_tcode;
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u_int8_t ab_tlabel;
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u_int32_t ab_length;
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u_int32_t ab_retlen; /* length returned from read. */
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u_int32_t ab_retries;
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u_int8_t ab_subok;
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void (*ab_cb)(struct ieee1394_abuf *, int);
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void *ab_cbarg;
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};
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struct ieee1394_callbacks {
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void (*sc1394_reset)(struct ieee1394_softc *, void *);
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void *sc1394_resetarg;
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int (*sc1394_read)(struct ieee1394_abuf *);
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int (*sc1394_write)(struct ieee1394_abuf *);
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int (*sc1394_inreg)(struct ieee1394_abuf *, int);
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int (*sc1394_unreg)(struct ieee1394_abuf *, int);
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};
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struct ieee1394_attach_args {
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char name[7];
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u_int8_t uid[8];
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u_int16_t nodeid;
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};
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struct ieee1394_softc {
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struct device sc1394_dev;
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struct device *sc1394_if; /* Move to fwohci level. */
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struct device *sc1394_iso; /* Move to fwohci level. */
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void *sc1394_isoarg; /* XXX */
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struct ieee1394_callbacks sc1394_callback; /* Nuke probably. */
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u_int32_t *sc1394_configrom;
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u_int32_t sc1394_configrom_len; /* quadlets. */
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u_int32_t sc1394_max_receive;
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u_int8_t sc1394_guid[8];
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u_int8_t sc1394_link_speed; /* IEEE1394_SPD_* */
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u_int16_t sc1394_node_id; /* my node id in network order */
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int (*sc1394_ifoutput)(struct device *, struct mbuf *,
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void (*)(struct device *, struct mbuf *)); /* Nuke. */
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int (*sc1394_ifinreg)(struct device *, u_int32_t, u_int32_t,
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void (*)(struct device *, struct mbuf *)); /* Nuke */
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int (*sc1394_ifsetiso)(struct device *, u_int32_t, u_int32_t, u_int32_t,
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void (*)(struct device *, struct mbuf *)); /* Nuke */
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/* for isochronous receive */
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ieee1394_ir_tag_t (*sc1394_ir_open)(struct device *, int, int,
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int, int, int);
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int (*sc1394_ir_close)(struct device *, ieee1394_ir_tag_t);
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int (*sc1394_ir_read)(struct device *, ieee1394_ir_tag_t,
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struct uio *, int, int);
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int (*sc1394_ir_wait)(struct device *, ieee1394_ir_tag_t,
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void *, char *);
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int (*sc1394_ir_select)(struct device *, ieee1394_ir_tag_t,
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struct proc *);
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/* for isochronous transmission */
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ieee1394_it_tag_t (*sc1394_it_open)(struct device *, int, int, int);
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int (*sc1394_it_writedata)(struct device *, int, int,
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struct ieee1394_it_datalist *, int);
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int (*sc1394_it_close)(struct device *, ieee1394_it_tag_t);
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LIST_ENTRY(ieee1394_softc) sc1394_node;
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};
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struct ieee1394_node {
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struct device node_dev;
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struct ieee1394_softc *node_sc; /* owning bus */
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u_int32_t *node_configrom;
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size_t node_configrom_len;
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};
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int ieee1394_init __P((struct ieee1394_softc *));
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struct ieee1394_it_func_t {
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int (*ieee1394_it_writedata)(ieee1394_it_tag_t, int,
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struct ieee1394_it_datalist *);
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};
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union ieee1394_it_data {
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u_int32_t id_data[2];
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u_int8_t *id_addr;
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};
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#define IEEE1394_IT_CMD_NUM 4
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struct ieee1394_it_datalist {
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u_int16_t it_cmd[IEEE1394_IT_CMD_NUM];
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union ieee1394_it_data it_u[IEEE1394_IT_CMD_NUM];
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};
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#define IEEE1394_IT_CMD_MASK 0xf000
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#define IEEE1394_IT_CMD_NOP 0x0000
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#define IEEE1394_IT_CMD_IMMED 0x1000
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#define IEEE1394_IT_CMD_PTR 0x2000
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#define IEEE1394_IT_CMD_SIZE 0x0fff
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#define IEEE1394_ARGTYPE_PTR 0
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#define IEEE1394_ARGTYPE_MBUF 1
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/*
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* some definitions for 2nd, 3rd and 4th arguments of
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* sc1394_devsetiso().
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*/
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#define IEEE1394_ISO_CHANNEL_ANY 64
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#define IEEE1394_ISO_CHANNEL_MASK 0x3f
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#define IEEE1394_ISO_TAG0 0x01
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#define IEEE1394_ISO_TAG1 0x02
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#define IEEE1394_ISO_TAG2 0x04
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#define IEEE1394_ISO_TAG3 0x08
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#define IEEE1394_ISO_DIR_READ 0
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#define IEEE1394_ISO_DIR_WRITE 1
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#define IEEE1394_IR_NEEDHEADER 0x01
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#define IEEE1394_IR_TRIGGER_CIP_SYNC 0x02
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#define IEEE1394_IR_SHORTDELAY 0x04
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#endif /* _DEV_IEEE1394_IEEE1394VAR_H_ */
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