1 /* $OpenBSD: malo.h,v 1.12 2013/12/06 21:03:03 deraadt Exp $ */ 2 3 /* 4 * Copyright (c) 2006 Claudio Jeker <claudio@openbsd.org> 5 * Copyright (c) 2006 Marcus Glocker <mglocker@openbsd.org> 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 malo_rx_desc; 21 struct malo_rx_data; 22 23 struct malo_rx_ring { 24 bus_dmamap_t map; 25 bus_dma_segment_t seg; 26 bus_addr_t physaddr; 27 struct malo_rx_desc *desc; 28 struct malo_rx_data *data; 29 int count; 30 int cur; 31 int next; 32 }; 33 34 struct malo_tx_desc; 35 struct malo_tx_data; 36 37 struct malo_tx_ring { 38 bus_dmamap_t map; 39 bus_dma_segment_t seg; 40 bus_addr_t physaddr; 41 struct malo_tx_desc *desc; 42 struct malo_tx_data *data; 43 int count; 44 int queued; 45 int cur; 46 int next; 47 int stat; 48 }; 49 50 #define MALO_RX_RADIOTAP_PRESENT \ 51 ((1 << IEEE80211_RADIOTAP_FLAGS) | \ 52 (1 << IEEE80211_RADIOTAP_CHANNEL) | \ 53 (1 << IEEE80211_RADIOTAP_RSSI)) 54 55 struct malo_rx_radiotap_hdr { 56 struct ieee80211_radiotap_header wr_ihdr; 57 uint8_t wr_flags; 58 uint16_t wr_chan_freq; 59 uint16_t wr_chan_flags; 60 uint8_t wr_rssi; 61 uint8_t wr_max_rssi; 62 } __packed; 63 64 #define MALO_TX_RADIOTAP_PRESENT \ 65 ((1 << IEEE80211_RADIOTAP_FLAGS) | \ 66 (1 << IEEE80211_RADIOTAP_RATE) | \ 67 (1 << IEEE80211_RADIOTAP_CHANNEL)) 68 69 struct malo_tx_radiotap_hdr { 70 struct ieee80211_radiotap_header wt_ihdr; 71 uint8_t wt_flags; 72 uint8_t wt_rate; 73 uint16_t wt_chan_freq; 74 uint16_t wt_chan_flags; 75 } __packed; 76 77 struct malo_softc { 78 struct device sc_dev; 79 struct ieee80211com sc_ic; 80 struct malo_rx_ring sc_rxring; 81 struct malo_tx_ring sc_txring; 82 83 bus_dma_tag_t sc_dmat; 84 bus_space_tag_t sc_mem1_bt; 85 bus_space_tag_t sc_mem2_bt; 86 bus_space_handle_t sc_mem1_bh; 87 bus_space_handle_t sc_mem2_bh; 88 89 bus_dmamap_t sc_cmd_dmam; 90 bus_dma_segment_t sc_cmd_dmas; 91 void *sc_cmd_mem; 92 bus_addr_t sc_cmd_dmaaddr; 93 uint32_t *sc_cookie; 94 bus_addr_t sc_cookie_dmaaddr; 95 96 uint32_t sc_RxPdWrPtr; 97 uint32_t sc_RxPdRdPtr; 98 99 int (*sc_newstate) 100 (struct ieee80211com *, 101 enum ieee80211_state, int); 102 103 int (*sc_enable)(struct malo_softc *); 104 void (*sc_disable)(struct malo_softc *); 105 106 struct timeout sc_scan_to; 107 int sc_tx_timer; 108 int sc_last_txrate; 109 110 #if NBPFILTER > 0 111 caddr_t sc_drvbpf; 112 113 union { 114 struct malo_rx_radiotap_hdr th; 115 uint8_t pad[64]; 116 } sc_rxtapu; 117 #define sc_rxtap sc_rxtapu.th 118 int sc_rxtap_len; 119 120 union { 121 struct malo_tx_radiotap_hdr th; 122 uint8_t pad[64]; 123 } sc_txtapu; 124 #define sc_txtap sc_txtapu.th 125 int sc_txtap_len; 126 #endif 127 }; 128 129 int malo_intr(void *arg); 130 int malo_attach(struct malo_softc *sc); 131 int malo_detach(void *arg); 132 int malo_init(struct ifnet *); 133 void malo_stop(struct malo_softc *); 134