1 /* $OpenBSD: rt2661var.h,v 1.18 2013/12/06 21:03:03 deraadt Exp $ */ 2 3 /*- 4 * Copyright (c) 2006 5 * Damien Bergamini <damien.bergamini@free.fr> 6 * 7 * Permission to use, copy, modify, and distribute this software for any 8 * purpose with or without fee is hereby granted, provided that the above 9 * copyright notice and this permission notice appear in all copies. 10 * 11 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 12 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 13 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 14 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 15 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 16 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 17 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 18 */ 19 20 struct rt2661_rx_radiotap_header { 21 struct ieee80211_radiotap_header wr_ihdr; 22 uint64_t wr_tsf; 23 uint8_t wr_flags; 24 uint8_t wr_rate; 25 uint16_t wr_chan_freq; 26 uint16_t wr_chan_flags; 27 uint8_t wr_antsignal; 28 } __packed; 29 30 #define RT2661_RX_RADIOTAP_PRESENT \ 31 ((1 << IEEE80211_RADIOTAP_TSFT) | \ 32 (1 << IEEE80211_RADIOTAP_FLAGS) | \ 33 (1 << IEEE80211_RADIOTAP_RATE) | \ 34 (1 << IEEE80211_RADIOTAP_CHANNEL) | \ 35 (1 << IEEE80211_RADIOTAP_DB_ANTSIGNAL)) 36 37 struct rt2661_tx_radiotap_header { 38 struct ieee80211_radiotap_header wt_ihdr; 39 uint8_t wt_flags; 40 uint8_t wt_rate; 41 uint16_t wt_chan_freq; 42 uint16_t wt_chan_flags; 43 } __packed; 44 45 #define RT2661_TX_RADIOTAP_PRESENT \ 46 ((1 << IEEE80211_RADIOTAP_FLAGS) | \ 47 (1 << IEEE80211_RADIOTAP_RATE) | \ 48 (1 << IEEE80211_RADIOTAP_CHANNEL)) 49 50 struct rt2661_tx_data { 51 bus_dmamap_t map; 52 struct mbuf *m; 53 struct ieee80211_node *ni; 54 }; 55 56 struct rt2661_tx_ring { 57 bus_dmamap_t map; 58 bus_dma_segment_t seg; 59 bus_addr_t physaddr; 60 struct rt2661_tx_desc *desc; 61 struct rt2661_tx_data *data; 62 int count; 63 int queued; 64 int cur; 65 int next; 66 int stat; 67 }; 68 69 struct rt2661_rx_data { 70 bus_dmamap_t map; 71 struct mbuf *m; 72 }; 73 74 struct rt2661_rx_ring { 75 bus_dmamap_t map; 76 bus_dma_segment_t seg; 77 bus_addr_t physaddr; 78 struct rt2661_rx_desc *desc; 79 struct rt2661_rx_data *data; 80 int count; 81 int cur; 82 int next; 83 }; 84 85 #define RT2661_AMRR_NODES_MAX 100 /* based on IEEE80211_CACHE_SIZE */ 86 #define RT2661_AMRR_INVALID_ID (RT2661_AMRR_NODES_MAX + 1) 87 88 struct rt2661_amrr_node { 89 struct ieee80211_amrr_node amn; 90 struct rt2661_node *rn; 91 u_int8_t id; 92 TAILQ_ENTRY(rt2661_amrr_node) entry; 93 }; 94 95 struct rt2661_node { 96 struct ieee80211_node ni; 97 struct rt2661_amrr_node *amn; 98 }; 99 100 struct rt2661_softc { 101 struct device sc_dev; 102 103 struct ieee80211com sc_ic; 104 int (*sc_newstate)(struct ieee80211com *, 105 enum ieee80211_state, int); 106 struct ieee80211_amrr amrr; 107 108 int (*sc_enable)(struct rt2661_softc *); 109 void (*sc_disable)(struct rt2661_softc *); 110 111 bus_dma_tag_t sc_dmat; 112 bus_space_tag_t sc_st; 113 bus_space_handle_t sc_sh; 114 115 struct timeout scan_to; 116 struct timeout amrr_to; 117 118 int sc_id; 119 int sc_flags; 120 #define RT2661_ENABLED (1 << 0) 121 #define RT2661_UPDATE_SLOT (1 << 1) 122 #define RT2661_SET_SLOTTIME (1 << 2) 123 #define RT2661_FWLOADED (1 << 3) 124 #define RT2661_MGT_OACTIVE (1 << 4) 125 #define RT2661_DATA_OACTIVE (1 << 5) 126 127 int sc_tx_timer; 128 129 struct ieee80211_channel *sc_curchan; 130 131 u_char *ucode; 132 size_t ucsize; 133 134 uint8_t rf_rev; 135 136 uint8_t rfprog; 137 uint8_t rffreq; 138 139 struct rt2661_tx_ring txq[5]; 140 struct rt2661_tx_ring mgtq; 141 struct rt2661_rx_ring rxq; 142 143 uint32_t rf_regs[4]; 144 int8_t txpow[38]; 145 146 struct { 147 uint8_t reg; 148 uint8_t val; 149 } bbp_prom[16]; 150 151 int hw_radio; 152 int rx_ant; 153 int tx_ant; 154 int nb_ant; 155 int ext_2ghz_lna; 156 int ext_5ghz_lna; 157 int rssi_2ghz_corr; 158 int rssi_5ghz_corr; 159 160 int ncalls; 161 int avg_rssi; 162 int sifs; 163 164 uint32_t erp_csr; 165 166 uint8_t bbp18; 167 uint8_t bbp21; 168 uint8_t bbp22; 169 uint8_t bbp16; 170 uint8_t bbp17; 171 uint8_t bbp64; 172 173 #if NBPFILTER > 0 174 caddr_t sc_drvbpf; 175 176 union { 177 struct rt2661_rx_radiotap_header th; 178 uint8_t pad[64]; 179 } sc_rxtapu; 180 #define sc_rxtap sc_rxtapu.th 181 int sc_rxtap_len; 182 183 union { 184 struct rt2661_tx_radiotap_header th; 185 uint8_t pad[64]; 186 } sc_txtapu; 187 #define sc_txtap sc_txtapu.th 188 int sc_txtap_len; 189 #endif 190 void (*sc_node_free)(struct ieee80211com *, 191 struct ieee80211_node *); 192 TAILQ_HEAD(, rt2661_amrr_node) amn; 193 u_int8_t amn_count; 194 }; 195 196 int rt2661_attach(void *, int); 197 int rt2661_detach(void *); 198 void rt2661_suspend(void *); 199 void rt2661_wakeup(void *); 200 int rt2661_intr(void *); 201