1 /*- 2 * SPDX-License-Identifier: BSD-4-Clause 3 * 4 * Copyright (c) 2002 5 * M Warner Losh <imp@freebsd.org>. All rights reserved. 6 * Copyright (c) 1997, 1998, 1999 7 * Bill Paul <wpaul@ctr.columbia.edu>. All rights reserved. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 3. All advertising materials mentioning features or use of this software 18 * must display the following acknowledgement: 19 * This product includes software developed by Bill Paul. 20 * 4. Neither the name of the author nor the names of any co-contributors 21 * may be used to endorse or promote products derived from this software 22 * without specific prior written permission. 23 * 24 * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND 25 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 26 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 27 * ARE DISCLAIMED. IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD 28 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 29 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 30 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 31 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 32 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 33 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 34 * THE POSSIBILITY OF SUCH DAMAGE. 35 * 36 * $FreeBSD: stable/12/sys/dev/wi/if_wivar.h 325966 2017-11-18 14:26:50Z pfg $ 37 */ 38 39 /* 40 * Encryption controls. We can enable or disable encryption as 41 * well as specify up to 4 encryption keys. We can also specify 42 * which of the four keys will be used for transmit encryption. 43 */ 44 #define WI_RID_ENCRYPTION 0xFC20 45 #define WI_RID_AUTHTYPE 0xFC21 46 #define WI_RID_DEFLT_CRYPT_KEYS 0xFCB0 47 #define WI_RID_TX_CRYPT_KEY 0xFCB1 48 #define WI_RID_WEP_AVAIL 0xFD4F 49 #define WI_RID_P2_TX_CRYPT_KEY 0xFC23 50 #define WI_RID_P2_CRYPT_KEY0 0xFC24 51 #define WI_RID_P2_CRYPT_KEY1 0xFC25 52 #define WI_RID_MICROWAVE_OVEN 0xFC25 53 #define WI_RID_P2_CRYPT_KEY2 0xFC26 54 #define WI_RID_P2_CRYPT_KEY3 0xFC27 55 #define WI_RID_P2_ENCRYPTION 0xFC28 56 #define WI_RID_ROAMING_MODE 0xFC2D 57 #define WI_RID_CUR_TX_RATE 0xFD44 /* current TX rate */ 58 59 #define WI_MAX_AID 256 /* max stations for ap operation */ 60 61 struct wi_vap { 62 struct ieee80211vap wv_vap; 63 64 void (*wv_recv_mgmt)(struct ieee80211_node *, struct mbuf *, 65 int, const struct ieee80211_rx_stats *rxs, int, int); 66 int (*wv_newstate)(struct ieee80211vap *, 67 enum ieee80211_state, int); 68 }; 69 #define WI_VAP(vap) ((struct wi_vap *)(vap)) 70 71 struct wi_softc { 72 struct ieee80211com sc_ic; 73 struct mbufq sc_snd; 74 device_t sc_dev; 75 struct mtx sc_mtx; 76 struct callout sc_watchdog; 77 int sc_unit; 78 int wi_gone; 79 int sc_enabled; 80 int sc_reset; 81 int sc_firmware_type; 82 #define WI_NOTYPE 0 83 #define WI_LUCENT 1 84 #define WI_INTERSIL 2 85 #define WI_SYMBOL 3 86 int sc_pri_firmware_ver; /* Primary firmware */ 87 int sc_sta_firmware_ver; /* Station firmware */ 88 unsigned int sc_nic_id; /* Type of NIC */ 89 char * sc_nic_name; 90 91 int wi_bus_type; /* Bus attachment type */ 92 struct resource * local; 93 int local_rid; 94 struct resource * iobase; 95 int iobase_rid; 96 struct resource * irq; 97 int irq_rid; 98 struct resource * mem; 99 int mem_rid; 100 bus_space_handle_t wi_localhandle; 101 bus_space_tag_t wi_localtag; 102 bus_space_handle_t wi_bhandle; 103 bus_space_tag_t wi_btag; 104 bus_space_handle_t wi_bmemhandle; 105 bus_space_tag_t wi_bmemtag; 106 void * wi_intrhand; 107 struct ieee80211_channel *wi_channel; 108 int wi_io_addr; 109 int wi_cmd_count; 110 111 int sc_flags; 112 int sc_bap_id; 113 int sc_bap_off; 114 115 int sc_porttype; 116 u_int16_t sc_portnum; 117 u_int16_t sc_encryption; 118 u_int16_t sc_monitor_port; 119 u_int16_t sc_chanmask; 120 121 /* RSSI interpretation */ 122 u_int16_t sc_min_rssi; /* clamp sc_min_rssi < RSSI */ 123 u_int16_t sc_max_rssi; /* clamp RSSI < sc_max_rssi */ 124 u_int16_t sc_dbm_offset; /* dBm ~ RSSI - sc_dbm_offset */ 125 126 int sc_buflen; /* TX buffer size */ 127 int sc_ntxbuf; 128 #define WI_NTXBUF 3 129 struct { 130 int d_fid; 131 int d_len; 132 } sc_txd[WI_NTXBUF]; /* TX buffers */ 133 int sc_txnext; /* index of next TX */ 134 int sc_txcur; /* index of current TX*/ 135 int sc_tx_timer; 136 137 struct wi_counters sc_stats; 138 u_int16_t sc_ibss_port; 139 140 struct timeval sc_last_syn; 141 int sc_false_syns; 142 143 u_int16_t sc_txbuf[IEEE80211_MAX_LEN/2]; 144 145 struct wi_tx_radiotap_header sc_tx_th; 146 struct wi_rx_radiotap_header sc_rx_th; 147 }; 148 149 /* maximum consecutive false change-of-BSSID indications */ 150 #define WI_MAX_FALSE_SYNS 10 151 152 #define WI_FLAGS_HAS_ENHSECURITY 0x0001 153 #define WI_FLAGS_HAS_WPASUPPORT 0x0002 154 #define WI_FLAGS_HAS_ROAMING 0x0020 155 #define WI_FLAGS_HAS_FRAGTHR 0x0200 156 #define WI_FLAGS_HAS_DBMADJUST 0x0400 157 #define WI_FLAGS_RUNNING 0x0800 158 #define WI_FLAGS_PROMISC 0x1000 159 160 struct wi_card_ident { 161 u_int16_t card_id; 162 char *card_name; 163 u_int8_t firm_type; 164 }; 165 166 #define WI_PRISM_MIN_RSSI 0x1b 167 #define WI_PRISM_MAX_RSSI 0x9a 168 #define WI_PRISM_DBM_OFFSET 100 /* XXX */ 169 170 #define WI_LUCENT_MIN_RSSI 47 171 #define WI_LUCENT_MAX_RSSI 138 172 #define WI_LUCENT_DBM_OFFSET 149 173 174 #define WI_RSSI_TO_DBM(sc, rssi) (MIN((sc)->sc_max_rssi, \ 175 MAX((sc)->sc_min_rssi, (rssi))) - (sc)->sc_dbm_offset) 176 177 #define WI_LOCK(_sc) mtx_lock(&(_sc)->sc_mtx) 178 #define WI_UNLOCK(_sc) mtx_unlock(&(_sc)->sc_mtx) 179 #define WI_LOCK_ASSERT(_sc) mtx_assert(&(_sc)->sc_mtx, MA_OWNED) 180 181 int wi_attach(device_t); 182 int wi_detach(device_t); 183 int wi_shutdown(device_t); 184 int wi_alloc(device_t, int); 185 void wi_free(device_t); 186 extern devclass_t wi_devclass; 187 void wi_intr(void *); 188 int wi_mgmt_xmit(struct wi_softc *, caddr_t, int); 189 void wi_stop(struct wi_softc *, int); 190 void wi_init(struct wi_softc *); 191