1/*
2 * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
3 *
4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5 *
6 * This file contains Original Code and/or Modifications of Original Code
7 * as defined in and that are subject to the Apple Public Source License
8 * Version 2.0 (the 'License'). You may not use this file except in
9 * compliance with the License. The rights granted to you under the License
10 * may not be used to create, or enable the creation or redistribution of,
11 * unlawful or unlicensed copies of an Apple operating system, or to
12 * circumvent, violate, or enable the circumvention or violation of, any
13 * terms of an Apple operating system software license agreement.
14 *
15 * Please obtain a copy of the License at
16 * http://www.opensource.apple.com/apsl/ and read it before using this file.
17 *
18 * The Original Code and all software distributed under the License are
19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23 * Please see the License for the specific language governing rights and
24 * limitations under the License.
25 *
26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27 */
28/*	$NetBSD: if_media.h,v 1.3 1997/03/26 01:19:27 thorpej Exp $	*/
29/* $FreeBSD: src/sys/net/if_media.h,v 1.9.2.1 2001/07/04 00:12:38 brooks Exp $ */
30
31/*
32 * Copyright (c) 1997
33 *	Jonathan Stone and Jason R. Thorpe.  All rights reserved.
34 *
35 * This software is derived from information provided by Matt Thomas.
36 *
37 * Redistribution and use in source and binary forms, with or without
38 * modification, are permitted provided that the following conditions
39 * are met:
40 * 1. Redistributions of source code must retain the above copyright
41 *    notice, this list of conditions and the following disclaimer.
42 * 2. Redistributions in binary form must reproduce the above copyright
43 *    notice, this list of conditions and the following disclaimer in the
44 *    documentation and/or other materials provided with the distribution.
45 * 3. All advertising materials mentioning features or use of this software
46 *    must display the following acknowledgement:
47 *	This product includes software developed by Jonathan Stone
48 *	and Jason R. Thorpe for the NetBSD Project.
49 * 4. The names of the authors may not be used to endorse or promote products
50 *    derived from this software without specific prior written permission.
51 *
52 * THIS SOFTWARE IS PROVIDED BY THE AUTHORS ``AS IS'' AND ANY EXPRESS OR
53 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
54 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
55 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
56 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
57 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
58 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
59 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
60 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
61 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
62 * SUCH DAMAGE.
63 */
64
65#ifndef _NET_IF_MEDIA_H_
66#define _NET_IF_MEDIA_H_
67#include <sys/appleapiopts.h>
68
69/*
70 * Prototypes and definitions for BSD/OS-compatible network interface
71 * media selection.
72 *
73 * Where it is safe to do so, this code strays slightly from the BSD/OS
74 * design.  Software which uses the API (device drivers, basically)
75 * shouldn't notice any difference.
76 *
77 * Many thanks to Matt Thomas for providing the information necessary
78 * to implement this interface.
79 */
80
81#ifdef KERNEL_PRIVATE
82#include <sys/queue.h>
83
84/*
85 * Driver callbacks for media status and change requests.
86 */
87typedef	int (*ifm_change_cb_t)(struct ifnet *ifp);
88typedef	void (*ifm_stat_cb_t)(struct ifnet *ifp, struct ifmediareq *req);
89
90/*
91 * In-kernel representation of a single supported media type.
92 */
93struct ifmedia_entry {
94	LIST_ENTRY(ifmedia_entry) ifm_list;
95	int	ifm_media;	/* description of this media attachment */
96	int	ifm_data;	/* for driver-specific use */
97	void	*ifm_aux;	/* for driver-specific use */
98};
99
100/*
101 * One of these goes into a network interface's softc structure.
102 * It is used to keep general media state.
103 */
104struct ifmedia {
105	int	ifm_mask;	/* mask of changes we don't care about */
106	int	ifm_media;	/* current user-set media word */
107	struct ifmedia_entry *ifm_cur;	/* currently selected media */
108	LIST_HEAD(, ifmedia_entry) ifm_list; /* list of all supported media */
109	ifm_change_cb_t	ifm_change;	/* media change driver callback */
110	ifm_stat_cb_t	ifm_status;	/* media status driver callback */
111};
112
113/* Initialize an interface's struct if_media field. */
114void	ifmedia_init(struct ifmedia *ifm, int dontcare_mask,
115	    ifm_change_cb_t change_callback, ifm_stat_cb_t status_callback);
116
117/* Add one supported medium to a struct ifmedia. */
118void	ifmedia_add(struct ifmedia *ifm, int mword, int data, void *aux);
119
120/* Add an array (of ifmedia_entry) media to a struct ifmedia. */
121void	ifmedia_list_add(struct ifmedia *mp, struct ifmedia_entry *lp,
122	    int count);
123
124/* Set default media type on initialization. */
125void	ifmedia_set(struct ifmedia *ifm, int mword);
126
127/* Common ioctl function for getting/setting media, called by driver. */
128int	ifmedia_ioctl(struct ifnet *ifp, struct ifreq *ifr,
129	    struct ifmedia *ifm, uint32_t cmd);
130
131#endif /* KERNEL_PRIVATE */
132
133/*
134 * if_media Options word:
135 *	Bits	Use
136 *	----	-------
137 *	0-4	    Media subtype
138 *	5-7     Media type
139 *	8-15	Type specific options
140 *	16-19	RFU
141 *	20-27	Shared (global) options
142 *	28-31	Instance
143 */
144
145/*
146 * Ethernet
147 */
148#define IFM_ETHER	0x00000020
149#define	IFM_10_T	3		/* 10BaseT - RJ45 */
150#define	IFM_10_2	4		/* 10Base2 - Thinnet */
151#define	IFM_10_5	5		/* 10Base5 - AUI */
152#define	IFM_100_TX	6		/* 100BaseTX - RJ45 */
153#define	IFM_100_FX	7		/* 100BaseFX - Fiber */
154#define	IFM_100_T4	8		/* 100BaseT4 - 4 pair cat 3 */
155#define	IFM_100_VG	9		/* 100VG-AnyLAN */
156#define	IFM_100_T2	10		/* 100BaseT2 */
157#define	IFM_1000_SX	11		/* 1000BaseSX - multi-mode fiber */
158#define IFM_10_STP	12		/* 10BaseT over shielded TP */
159#define IFM_10_FL	13		/* 10baseFL - Fiber */
160#define	IFM_1000_LX	14		/* 1000baseLX - single-mode fiber */
161#define	IFM_1000_CX	15		/* 1000baseCX - 150ohm STP */
162#define	IFM_1000_T	16		/* 1000baseT - 4 pair cat 5 */
163#ifdef PRIVATE
164#define	IFM_1000_TX	IFM_1000_T	/* For compatibility */
165#endif /* PRIVATE */
166#define	IFM_HPNA_1	17		/* HomePNA 1.0 (1Mb/s) */
167#define	IFM_10G_SR	18		/* 10GbaseSR - multi-mode fiber */
168#define	IFM_10G_LR	19		/* 10GbaseLR - single-mode fiber */
169#define	IFM_10G_CX4	20		/* 10GbaseCX4 - copper */
170#define	IFM_10G_T	21		/* 10GbaseT - 4 pair cat 6 */
171
172/*
173 * Token ring
174 */
175#define	IFM_TOKEN	0x00000040
176#define	IFM_TOK_STP4	3		/* Shielded twisted pair 4m - DB9 */
177#define	IFM_TOK_STP16	4		/* Shielded twisted pair 16m - DB9 */
178#define	IFM_TOK_UTP4	5		/* Unshielded twisted pair 4m - RJ45 */
179#define	IFM_TOK_UTP16	6		/* Unshielded twisted pair 16m - RJ45 */
180#define IFM_TOK_STP100  7		/* Shielded twisted pair 100m - DB9 */
181#define IFM_TOK_UTP100  8		/* Unshielded twisted pair 100m - RJ45 */
182#define	IFM_TOK_ETR	0x00000200	/* Early token release */
183#define	IFM_TOK_SRCRT	0x00000400	/* Enable source routing features */
184#define	IFM_TOK_ALLR	0x00000800	/* All routes / Single route bcast */
185#define IFM_TOK_DTR	0x00002000	/* Dedicated token ring */
186#define IFM_TOK_CLASSIC	0x00004000	/* Classic token ring */
187#define IFM_TOK_AUTO	0x00008000	/* Automatic Dedicate/Classic token ring */
188
189/*
190 * FDDI
191 */
192#define	IFM_FDDI	0x00000060
193#define	IFM_FDDI_SMF	3		/* Single-mode fiber */
194#define	IFM_FDDI_MMF	4		/* Multi-mode fiber */
195#define IFM_FDDI_UTP	5		/* CDDI / UTP */
196#define IFM_FDDI_DA	0x00000100	/* Dual attach / single attach */
197
198/*
199 * IEEE 802.11 Wireless
200 */
201#define	IFM_IEEE80211	0x00000080
202#define	IFM_IEEE80211_FH1	3	/* Frequency Hopping 1Mbps */
203#define	IFM_IEEE80211_FH2	4	/* Frequency Hopping 2Mbps */
204#define	IFM_IEEE80211_DS2	5	/* Direct Sequence 2Mbps */
205#define	IFM_IEEE80211_DS5	6	/* Direct Sequence 5Mbps*/
206#define	IFM_IEEE80211_DS11	7	/* Direct Sequence 11Mbps*/
207#define	IFM_IEEE80211_DS1	8	/* Direct Sequence 1Mbps */
208#define IFM_IEEE80211_DS22	9	/* Direct Sequence 22Mbps */
209#define	IFM_IEEE80211_ADHOC	0x00000100	/* Operate in Adhoc mode */
210
211/*
212 * Shared media sub-types
213 */
214#define	IFM_AUTO	0		/* Autoselect best media */
215#define	IFM_MANUAL	1		/* Jumper/dipswitch selects media */
216#define	IFM_NONE	2		/* Deselect all media */
217
218/*
219 * Shared options
220 */
221#define IFM_FDX		0x00100000	/* Force full duplex */
222#define	IFM_HDX		0x00200000	/* Force half duplex */
223#define	IFM_FLOW	0x00400000	/* enable hardware flow control */
224#define IFM_EEE		0x00800000	/* Support energy efficient ethernet */
225#define IFM_FLAG0	0x01000000	/* Driver defined flag */
226#define IFM_FLAG1	0x02000000	/* Driver defined flag */
227#define IFM_FLAG2	0x04000000	/* Driver defined flag */
228#define	IFM_LOOP	0x08000000	/* Put hardware in loopback */
229
230/*
231 * Masks
232 */
233#define	IFM_NMASK	0x000000e0	/* Network type */
234#define	IFM_TMASK	0x0000001f	/* Media sub-type */
235#define	IFM_IMASK	0xf0000000	/* Instance */
236#define	IFM_ISHIFT	28		/* Instance shift */
237#define	IFM_OMASK	0x0000ff00	/* Type specific options */
238#define	IFM_GMASK	0x0ff00000	/* Global options */
239
240/*
241 * Status bits
242 */
243#define	IFM_AVALID	0x00000001	/* Active bit valid */
244#define	IFM_ACTIVE	0x00000002	/* Interface attached to working net */
245
246/*
247 * Macros to extract various bits of information from the media word.
248 */
249#define	IFM_TYPE(x)         ((x) & IFM_NMASK)
250#define	IFM_SUBTYPE(x)      ((x) & IFM_TMASK)
251#define IFM_TYPE_OPTIONS(x) ((x) & IFM_OMASK)
252#define	IFM_INST(x)         (((x) & IFM_IMASK) >> IFM_ISHIFT)
253#define IFM_OPTIONS(x)	((x) & (IFM_OMASK|IFM_GMASK))
254
255#define IFM_INST_MAX	IFM_INST(IFM_IMASK)
256
257/*
258 * Macro to create a media word.
259 */
260#define IFM_MAKEWORD(type, subtype, options, instance)			\
261	((type) | (subtype) | (options) | ((instance) << IFM_ISHIFT))
262
263/*
264 * NetBSD extension not defined in the BSDI API.  This is used in various
265 * places to get the canonical description for a given type/subtype.
266 *
267 * NOTE: all but the top-level type descriptions must contain NO whitespace!
268 * Otherwise, parsing these in ifconfig(8) would be a nightmare.
269 */
270struct ifmedia_description {
271	int	ifmt_word;		/* word value; may be masked */
272	const char *ifmt_string;	/* description */
273};
274
275#define IFM_TYPE_DESCRIPTIONS {                     \
276    { IFM_ETHER,     "Ethernet"   },                \
277    { IFM_TOKEN,     "Token ring" },                \
278    { IFM_FDDI,      "FDDI"       },                \
279    { IFM_IEEE80211, "IEEE802.11" },                \
280    { 0, NULL },                                    \
281}
282
283#define IFM_SUBTYPE_ETHERNET_DESCRIPTIONS {         \
284    { IFM_10_T,     "10baseT/UTP" },                \
285    { IFM_10_2,     "10base2/BNC" },                \
286    { IFM_10_5,     "10base5/AUI" },                \
287    { IFM_100_TX,   "100baseTX"   },                \
288    { IFM_100_FX,   "100baseFX"   },                \
289    { IFM_100_T4,   "100baseT4"   },                \
290    { IFM_100_VG,   "100baseVG"   },                \
291    { IFM_100_T2,   "100baseT2"   },                \
292    { IFM_1000_SX,  "1000baseSX"  },                \
293    { IFM_10_STP,   "10baseSTP"   },                \
294    { IFM_10_FL,    "10baseFL"    },                \
295    { IFM_1000_LX,  "1000baseLX"  },                \
296    { IFM_1000_CX,  "1000baseCX"  },                \
297    { IFM_1000_T,   "1000baseT"   },                \
298    { IFM_HPNA_1,   "HomePNA1"    },                \
299    { IFM_10G_SR,   "10GbaseSR"   },                \
300    { IFM_10G_LR,   "10GbaseLR"   },                \
301    { IFM_10G_CX4,  "10GbaseCX4"  },                \
302    { IFM_10G_T,    "10GbaseT"    },                \
303    { 0, NULL },                                    \
304}
305
306#define IFM_SUBTYPE_ETHERNET_ALIASES {              \
307    { IFM_10_T,     "UTP"    },                     \
308    { IFM_10_T,     "10UTP"  },                     \
309    { IFM_10_2,     "BNC"    },                     \
310    { IFM_10_2,     "10BNC"  },                     \
311    { IFM_10_5,     "AUI"    },                     \
312    { IFM_10_5,     "10AUI"  },                     \
313    { IFM_100_TX,   "100TX"  },                     \
314    { IFM_100_FX,   "100FX"  },                     \
315    { IFM_100_T4,   "100T4"  },                     \
316    { IFM_100_VG,   "100VG"  },                     \
317    { IFM_100_T2,   "100T2"  },                     \
318    { IFM_1000_SX,  "1000SX" },                     \
319    { IFM_10_STP,   "STP"    },                     \
320    { IFM_10_STP,   "10STP"  },                     \
321    { IFM_10_FL,    "FL"     },                     \
322    { IFM_10_FL,    "10FL"   },                     \
323    { IFM_1000_LX,  "1000LX" },                     \
324    { IFM_1000_CX,  "1000CX" },                     \
325    { IFM_1000_T,   "1000T"  },                     \
326    { IFM_HPNA_1,   "HPNA1"  },                     \
327    { IFM_10G_SR,   "10GSR"  },                     \
328    { IFM_10G_LR,   "10GLR"  },                     \
329    { IFM_10G_CX4,  "10GCX4" },                     \
330    { IFM_10G_T,    "10GT"   },                     \
331    { 0, NULL },                                    \
332}
333
334#define IFM_SUBTYPE_ETHERNET_OPTION_DESCRIPTIONS {  \
335    { 0, NULL },                                    \
336}
337
338#define IFM_SUBTYPE_TOKENRING_DESCRIPTIONS {        \
339    { IFM_TOK_STP4,  "DB9/4Mbit" },                 \
340    { IFM_TOK_STP16, "DB9/16Mbit" },                \
341    { IFM_TOK_UTP4,  "UTP/4Mbit" },                 \
342    { IFM_TOK_UTP16, "UTP/16Mbit" },                \
343    { 0, NULL },                                    \
344}
345
346#define IFM_SUBTYPE_TOKENRING_ALIASES {             \
347    { IFM_TOK_STP4,  "4STP" },                      \
348    { IFM_TOK_STP16, "16STP" },                     \
349    { IFM_TOK_UTP4,  "4UTP" },                      \
350    { IFM_TOK_UTP16, "16UTP" },                     \
351    { 0, NULL },                                    \
352}
353
354#define IFM_SUBTYPE_TOKENRING_OPTION_DESCRIPTIONS { \
355    { IFM_TOK_ETR,   "EarlyTokenRelease" },         \
356    { IFM_TOK_SRCRT, "SourceRouting" },             \
357    { IFM_TOK_ALLR,  "AllRoutes" },                 \
358    { 0, NULL },                                    \
359}
360
361#define IFM_SUBTYPE_FDDI_DESCRIPTIONS {             \
362    { IFM_FDDI_SMF, "Single-mode" },                \
363    { IFM_FDDI_MMF, "Multi-mode" },                 \
364    { IFM_FDDI_UTP, "UTP" },                        \
365    { 0, NULL },                                    \
366}
367
368#define IFM_SUBTYPE_FDDI_ALIASES {                  \
369    { IFM_FDDI_SMF, "SMF" },                        \
370    { IFM_FDDI_MMF, "MMF" },                        \
371    { IFM_FDDI_UTP, "CDDI" },                       \
372    { 0, NULL },                                    \
373}
374
375#define IFM_SUBTYPE_FDDI_OPTION_DESCRIPTIONS {      \
376    { IFM_FDDI_DA,  "Dual-attach" },                \
377    { 0, NULL },                                    \
378}
379
380#define IFM_SUBTYPE_IEEE80211_DESCRIPTIONS {        \
381    { IFM_IEEE80211_FH1,  "FH1"  },                 \
382    { IFM_IEEE80211_FH2,  "FH2"  },                 \
383    { IFM_IEEE80211_DS1,  "DS1"  },                 \
384    { IFM_IEEE80211_DS2,  "DS2"  },                 \
385    { IFM_IEEE80211_DS5,  "DS5"  },                 \
386    { IFM_IEEE80211_DS11, "DS11" },                 \
387    { IFM_IEEE80211_DS22, "DS22" },                 \
388    { 0, NULL },                                    \
389}
390
391#define IFM_SUBTYPE_IEEE80211_OPTION_DESCRIPTIONS { \
392    { IFM_IEEE80211_ADHOC,  "adhoc" },              \
393    { 0, NULL },                                    \
394}
395
396#define IFM_SUBTYPE_SHARED_DESCRIPTIONS {           \
397    { IFM_AUTO,     "autoselect" },                 \
398    { IFM_MANUAL,   "manual" },                     \
399    { IFM_NONE,     "none" },                       \
400    { 0, NULL },                                    \
401}
402
403#define IFM_SUBTYPE_SHARED_ALIASES {                \
404    { IFM_AUTO,     "auto" },                       \
405    { 0, NULL },                                    \
406}
407
408#define IFM_SHARED_OPTION_DESCRIPTIONS {            \
409    { IFM_FDX,      "full-duplex" },                \
410    { IFM_HDX,      "half-duplex" },                \
411    { IFM_FLOW,     "flow-control" },               \
412    { IFM_EEE,	    "energy-efficient-ethernet" },  \
413    { IFM_FLAG0,    "flag0" },                      \
414    { IFM_FLAG1,    "flag1" },                      \
415    { IFM_FLAG2,    "flag2" },                      \
416    { IFM_LOOP,     "hw-loopback" },                \
417    { 0, NULL },                                    \
418}
419
420#endif	/* _NET_IF_MEDIA_H_ */
421