2 * Copyright (c) 1997, 2000 Hellmuth Michaelis. All rights reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
13 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
14 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
16 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
17 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
19 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
20 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25 *---------------------------------------------------------------------------
27 * i4b_ctl.c - i4b system control port driver
28 * ------------------------------------------
30 * $Id: i4b_ctl.c,v 1.37 2000/05/31 08:04:43 hm Exp $
32 * $FreeBSD: src/sys/i4b/driver/i4b_ctl.c,v 1.10.2.3 2001/08/12 16:22:48 hm Exp $
33 * $DragonFly: src/sys/net/i4b/driver/i4b_ctl.c,v 1.14 2006/12/22 23:44:55 swildner Exp $
35 * last edit-date: [Sat Aug 11 18:06:38 2001]
37 *---------------------------------------------------------------------------*/
39 #include "use_i4bctl.h"
42 #error "only 1 (one) i4bctl device allowed!"
47 #include <sys/param.h>
49 #include <sys/kernel.h>
50 #include <sys/systm.h>
52 #include <sys/device.h>
53 #include <sys/ioccom.h>
54 #include <sys/socket.h>
57 #include <net/i4b/include/machine/i4b_debug.h>
58 #include <net/i4b/include/machine/i4b_ioctl.h>
60 #include "../include/i4b_global.h"
61 #include "../include/i4b_l3l4.h"
62 #include "../layer2/i4b_l2.h"
64 static int openflag
= 0;
66 static d_open_t i4bctlopen
;
67 static d_close_t i4bctlclose
;
68 static d_ioctl_t i4bctlioctl
;
70 static d_poll_t i4bctlpoll
;
71 #define POLLFIELD i4bctlpoll
75 static struct dev_ops i4bctl_ops
= {
76 { "i4bctl", CDEV_MAJOR
, 0 },
78 .d_close
= i4bctlclose
,
79 .d_ioctl
= i4bctlioctl
,
83 static void i4bctlattach(void *);
84 PSEUDO_SET(i4bctlattach
, i4b_i4bctldrv
);
86 #define PDEVSTATIC static
88 /*---------------------------------------------------------------------------*
89 * initialization at kernel load time
90 *---------------------------------------------------------------------------*/
92 i4bctlinit(void *unused
)
94 dev_ops_add(&i4bctl_ops
, 0, 0);
97 SYSINIT(i4bctldev
, SI_SUB_DRIVERS
,SI_ORDER_MIDDLE
+CDEV_MAJOR
, &i4bctlinit
, NULL
);
99 /*---------------------------------------------------------------------------*
100 * interface attach routine
101 *---------------------------------------------------------------------------*/
103 i4bctlattach(void *dummy
)
105 #ifndef HACK_NO_PSEUDO_ATTACH_MSG
106 kprintf("i4bctl: ISDN system control port attached\n");
110 /*---------------------------------------------------------------------------*
111 * i4bctlopen - device driver open routine
112 *---------------------------------------------------------------------------*/
114 i4bctlopen(struct dev_open_args
*ap
)
116 cdev_t dev
= ap
->a_head
.a_dev
;
125 /*---------------------------------------------------------------------------*
126 * i4bctlclose - device driver close routine
127 *---------------------------------------------------------------------------*/
129 i4bctlclose(struct dev_close_args
*ap
)
135 /*---------------------------------------------------------------------------*
136 * i4bctlioctl - device driver ioctl routine
137 *---------------------------------------------------------------------------*/
139 i4bctlioctl(struct dev_ioctl_args
*ap
)
141 cdev_t dev
= ap
->a_head
.a_dev
;
155 case I4B_CTL_GET_DEBUG
:
156 cdbg
= (ctl_debug_t
*)ap
->a_data
;
157 cdbg
->l1
= i4b_l1_debug
;
158 cdbg
->l2
= i4b_l2_debug
;
159 cdbg
->l3
= i4b_l3_debug
;
160 cdbg
->l4
= i4b_l4_debug
;
163 case I4B_CTL_SET_DEBUG
:
164 cdbg
= (ctl_debug_t
*)ap
->a_data
;
165 i4b_l1_debug
= cdbg
->l1
;
166 i4b_l2_debug
= cdbg
->l2
;
167 i4b_l3_debug
= cdbg
->l3
;
168 i4b_l4_debug
= cdbg
->l4
;
171 case I4B_CTL_GET_CHIPSTAT
:
173 struct chipstat
*cst
;
174 cst
= (struct chipstat
*)ap
->a_data
;
175 (*ctrl_desc
[cst
->driver_unit
].N_MGMT_COMMAND
)(cst
->driver_unit
, CMR_GCST
, cst
);
179 case I4B_CTL_CLR_CHIPSTAT
:
181 struct chipstat
*cst
;
182 cst
= (struct chipstat
*)ap
->a_data
;
183 (*ctrl_desc
[cst
->driver_unit
].N_MGMT_COMMAND
)(cst
->driver_unit
, CMR_CCST
, cst
);
187 case I4B_CTL_GET_LAPDSTAT
:
191 l2s
= (l2stat_t
*)ap
->a_data
;
193 if( l2s
->unit
< 0 || l2s
->unit
> MAXL1UNITS
)
199 sc
= &l2_softc
[l2s
->unit
];
201 bcopy(&sc
->stat
, &l2s
->lapdstat
, sizeof(lapdstat_t
));
205 case I4B_CTL_CLR_LAPDSTAT
:
209 up
= (int *)ap
->a_data
;
211 if( *up
< 0 || *up
> MAXL1UNITS
)
219 bzero(&sc
->stat
, sizeof(lapdstat_t
));
228 #endif /* DO_I4B_DEBUG */
231 /*---------------------------------------------------------------------------*
232 * i4bctlpoll - device driver poll routine
233 *---------------------------------------------------------------------------*/
235 i4bctlpoll (struct dev_poll_args
*ap
)
240 #endif /* NI4BCTL > 0 */