1 /*- 2 * Copyright (c) 2002 3 * M Warner Losh <imp@freebsd.org>. All rights reserved. 4 * Copyright (c) 1997, 1998, 1999 5 * Bill Paul <wpaul@ctr.columbia.edu>. All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This product includes software developed by Bill Paul. 18 * 4. Neither the name of the author nor the names of any co-contributors 19 * may be used to endorse or promote products derived from this software 20 * without specific prior written permission. 21 * 22 * THIS SOFTWARE IS PROVIDED BY Bill Paul AND CONTRIBUTORS ``AS IS'' AND 23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 25 * ARE DISCLAIMED. IN NO EVENT SHALL Bill Paul OR THE VOICES IN HIS HEAD 26 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 27 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 28 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 29 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 30 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 31 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 32 * THE POSSIBILITY OF SUCH DAMAGE. 33 * 34 * $FreeBSD: head/sys/dev/wi/if_wivar.h 194023 2009-06-11 17:14:28Z avg $ 35 */ 36 37 /* 38 * Encryption controls. We can enable or disable encryption as 39 * well as specify up to 4 encryption keys. We can also specify 40 * which of the four keys will be used for transmit encryption. 41 */ 42 #define WI_RID_ENCRYPTION 0xFC20 43 #define WI_RID_AUTHTYPE 0xFC21 44 #define WI_RID_DEFLT_CRYPT_KEYS 0xFCB0 45 #define WI_RID_TX_CRYPT_KEY 0xFCB1 46 #define WI_RID_WEP_AVAIL 0xFD4F 47 #define WI_RID_P2_TX_CRYPT_KEY 0xFC23 48 #define WI_RID_P2_CRYPT_KEY0 0xFC24 49 #define WI_RID_P2_CRYPT_KEY1 0xFC25 50 #define WI_RID_MICROWAVE_OVEN 0xFC25 51 #define WI_RID_P2_CRYPT_KEY2 0xFC26 52 #define WI_RID_P2_CRYPT_KEY3 0xFC27 53 #define WI_RID_P2_ENCRYPTION 0xFC28 54 #define WI_RID_ROAMING_MODE 0xFC2D 55 #define WI_RID_CUR_TX_RATE 0xFD44 /* current TX rate */ 56 57 #define WI_MAX_AID 256 /* max stations for ap operation */ 58 59 struct wi_vap { 60 struct ieee80211vap wv_vap; 61 struct ieee80211_beacon_offsets wv_bo; 62 63 void (*wv_recv_mgmt)(struct ieee80211_node *, struct mbuf *, 64 int, int, int); 65 int (*wv_newstate)(struct ieee80211vap *, 66 enum ieee80211_state, int); 67 }; 68 #define WI_VAP(vap) ((struct wi_vap *)(vap)) 69 70 struct wi_softc { 71 struct arpcom arpcom; 72 struct ifnet *sc_ifp; 73 device_t sc_dev; 74 struct callout sc_watchdog; 75 int sc_unit; 76 int wi_gone; 77 int sc_enabled; 78 int sc_reset; 79 int sc_firmware_type; 80 #define WI_NOTYPE 0 81 #define WI_LUCENT 1 82 #define WI_INTERSIL 2 83 #define WI_SYMBOL 3 84 int sc_pri_firmware_ver; /* Primary firmware */ 85 int sc_sta_firmware_ver; /* Station firmware */ 86 unsigned int sc_nic_id; /* Type of NIC */ 87 char * sc_nic_name; 88 89 int wi_bus_type; /* Bus attachment type */ 90 struct resource * local; 91 int local_rid; 92 struct resource * iobase; 93 int iobase_rid; 94 struct resource * irq; 95 int irq_rid; 96 struct resource * mem; 97 int mem_rid; 98 bus_space_handle_t wi_localhandle; 99 bus_space_tag_t wi_localtag; 100 bus_space_handle_t wi_bhandle; 101 bus_space_tag_t wi_btag; 102 bus_space_handle_t wi_bmemhandle; 103 bus_space_tag_t wi_bmemtag; 104 void * wi_intrhand; 105 struct ieee80211_channel *wi_channel; 106 int wi_io_addr; 107 int wi_cmd_count; 108 109 int sc_flags; 110 int sc_if_flags; 111 int sc_bap_id; 112 int sc_bap_off; 113 114 int sc_porttype; 115 u_int16_t sc_portnum; 116 u_int16_t sc_encryption; 117 u_int16_t sc_monitor_port; 118 119 /* RSSI interpretation */ 120 u_int16_t sc_min_rssi; /* clamp sc_min_rssi < RSSI */ 121 u_int16_t sc_max_rssi; /* clamp RSSI < sc_max_rssi */ 122 u_int16_t sc_dbm_offset; /* dBm ~ RSSI - sc_dbm_offset */ 123 124 int sc_buflen; /* TX buffer size */ 125 int sc_ntxbuf; 126 #define WI_NTXBUF 3 127 struct { 128 int d_fid; 129 int d_len; 130 } sc_txd[WI_NTXBUF]; /* TX buffers */ 131 int sc_txnext; /* index of next TX */ 132 int sc_txcur; /* index of current TX*/ 133 int sc_tx_timer; 134 135 struct wi_counters sc_stats; 136 u_int16_t sc_ibss_port; 137 138 struct timeval sc_last_syn; 139 int sc_false_syns; 140 141 u_int16_t sc_txbuf[IEEE80211_MAX_LEN/2]; 142 143 struct wi_tx_radiotap_header sc_tx_th; 144 struct wi_rx_radiotap_header sc_rx_th; 145 146 struct sysctl_ctx_list sc_sysctl_ctx; 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 157 158 struct wi_card_ident { 159 u_int16_t card_id; 160 char *card_name; 161 u_int8_t firm_type; 162 }; 163 164 #define WI_PRISM_MIN_RSSI 0x1b 165 #define WI_PRISM_MAX_RSSI 0x9a 166 #define WI_PRISM_DBM_OFFSET 100 /* XXX */ 167 168 #define WI_LUCENT_MIN_RSSI 47 169 #define WI_LUCENT_MAX_RSSI 138 170 #define WI_LUCENT_DBM_OFFSET 149 171 172 #define WI_RSSI_TO_DBM(sc, rssi) (MIN((sc)->sc_max_rssi, \ 173 MAX((sc)->sc_min_rssi, (rssi))) - (sc)->sc_dbm_offset) 174 175 int wi_attach(device_t); 176 int wi_detach(device_t); 177 int wi_shutdown(device_t); 178 int wi_alloc(device_t, int); 179 void wi_free(device_t); 180 extern devclass_t wi_devclass; 181 void wi_init(void *); 182 void wi_intr(void *); 183 int wi_mgmt_xmit(struct wi_softc *, caddr_t, int); 184 void wi_stop(struct wi_softc *, int); 185