NetBSD/sys/dev/ieee1394/ieee1394var.h

189 lines
6.1 KiB
C

/* $NetBSD: ieee1394var.h,v 1.18 2002/12/13 07:47:53 jmc Exp $ */
/*-
* Copyright (c) 2000 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by
*
* 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_IEEE1394VAR_H_
#define _DEV_IEEE1394_IEEE1394VAR_H_
struct ieee1394_softc;
struct ieee1394_node;
struct fwiso_header; /* XXX */
struct selinfo; /* XXX */
/* for isochronous receive */
typedef void *ieee1394_ir_tag_t;
/* for isochronous transmit */
typedef void *ieee1394_it_tag_t;
struct ieee1394_it_datalist;
/* These buffers have no reference counting. It is assumed that
* the upper level buffer (struct buf or struct mbuf) will have the
* requisite reference counting.
*/
struct ieee1394_abuf {
struct ieee1394_softc *ab_req; /* requestee */
u_int32_t *ab_data;
struct uio *ab_uio;
u_int64_t ab_addr;
u_int64_t ab_retaddr;
u_int8_t ab_tcode;
u_int8_t ab_tlabel;
u_int32_t ab_length;
u_int32_t ab_retlen; /* length returned from read. */
u_int32_t ab_retries;
u_int8_t ab_subok;
void (*ab_cb)(struct ieee1394_abuf *, int);
void *ab_cbarg;
};
struct ieee1394_callbacks {
void (*sc1394_reset)(struct ieee1394_softc *, void *);
void *sc1394_resetarg;
int (*sc1394_read)(struct ieee1394_abuf *);
int (*sc1394_write)(struct ieee1394_abuf *);
int (*sc1394_inreg)(struct ieee1394_abuf *, int);
int (*sc1394_unreg)(struct ieee1394_abuf *, int);
};
struct ieee1394_attach_args {
char name[7];
u_int8_t uid[8];
u_int16_t nodeid;
};
struct ieee1394_softc {
struct device sc1394_dev;
struct device *sc1394_if; /* Move to fwohci level. */
struct device *sc1394_iso; /* Move to fwohci level. */
void *sc1394_isoarg; /* XXX */
struct ieee1394_callbacks sc1394_callback; /* Nuke probably. */
u_int32_t *sc1394_configrom;
u_int32_t sc1394_configrom_len; /* quadlets. */
u_int32_t sc1394_max_receive;
u_int8_t sc1394_guid[8];
u_int8_t sc1394_link_speed; /* IEEE1394_SPD_* */
u_int16_t sc1394_node_id; /* my node id in network order */
int (*sc1394_ifoutput)(struct device *, struct mbuf *,
void (*)(struct device *, struct mbuf *)); /* Nuke. */
int (*sc1394_ifinreg)(struct device *, u_int32_t, u_int32_t,
void (*)(struct device *, struct mbuf *)); /* Nuke */
int (*sc1394_ifsetiso)(struct device *, u_int32_t, u_int32_t, u_int32_t,
void (*)(struct device *, struct mbuf *)); /* Nuke */
/* for isochronous receive */
ieee1394_ir_tag_t (*sc1394_ir_open)(struct device *, int, int,
int, int, int);
int (*sc1394_ir_close)(struct device *, ieee1394_ir_tag_t);
int (*sc1394_ir_read)(struct device *, ieee1394_ir_tag_t,
struct uio *, int, int);
int (*sc1394_ir_wait)(struct device *, ieee1394_ir_tag_t,
void *, char *);
int (*sc1394_ir_select)(struct device *, ieee1394_ir_tag_t,
struct proc *);
/* for isochronous transmission */
ieee1394_it_tag_t (*sc1394_it_open)(struct device *, int, int, int);
int (*sc1394_it_writedata)(struct device *, int, int,
struct ieee1394_it_datalist *, int);
int (*sc1394_it_close)(struct device *, ieee1394_it_tag_t);
LIST_ENTRY(ieee1394_softc) sc1394_node;
};
struct ieee1394_node {
struct device node_dev;
struct ieee1394_softc *node_sc; /* owning bus */
u_int32_t *node_configrom;
size_t node_configrom_len;
};
int ieee1394_init __P((struct ieee1394_softc *));
struct ieee1394_it_func_t {
int (*ieee1394_it_writedata)(ieee1394_it_tag_t, int,
struct ieee1394_it_datalist *);
};
union ieee1394_it_data {
u_int32_t id_data[2];
u_int8_t *id_addr;
};
#define IEEE1394_IT_CMD_NUM 4
struct ieee1394_it_datalist {
u_int16_t it_cmd[IEEE1394_IT_CMD_NUM];
union ieee1394_it_data it_u[IEEE1394_IT_CMD_NUM];
};
#define IEEE1394_IT_CMD_MASK 0xf000
#define IEEE1394_IT_CMD_NOP 0x0000
#define IEEE1394_IT_CMD_IMMED 0x1000
#define IEEE1394_IT_CMD_PTR 0x2000
#define IEEE1394_IT_CMD_SIZE 0x0fff
#define IEEE1394_ARGTYPE_PTR 0
#define IEEE1394_ARGTYPE_MBUF 1
/*
* some definitions for 2nd, 3rd and 4th arguments of
* sc1394_devsetiso().
*/
#define IEEE1394_ISO_CHANNEL_ANY 64
#define IEEE1394_ISO_CHANNEL_MASK 0x3f
#define IEEE1394_ISO_TAG0 0x01
#define IEEE1394_ISO_TAG1 0x02
#define IEEE1394_ISO_TAG2 0x04
#define IEEE1394_ISO_TAG3 0x08
#define IEEE1394_ISO_DIR_READ 0
#define IEEE1394_ISO_DIR_WRITE 1
#define IEEE1394_IR_NEEDHEADER 0x01
#define IEEE1394_IR_TRIGGER_CIP_SYNC 0x02
#define IEEE1394_IR_SHORTDELAY 0x04
#endif /* _DEV_IEEE1394_IEEE1394VAR_H_ */