| 1 | /* $NetBSD: if_wpivar.h,v 1.19 2015/01/06 15:39:54 bouyer 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 { |
| 21 | struct ieee80211_radiotap_header ; |
| 22 | uint64_t ; |
| 23 | uint8_t ; |
| 24 | uint8_t ; |
| 25 | uint16_t ; |
| 26 | uint16_t ; |
| 27 | int8_t ; |
| 28 | int8_t ; |
| 29 | uint8_t ; |
| 30 | }; |
| 31 | |
| 32 | #define WPI_RX_RADIOTAP_PRESENT \ |
| 33 | ((1 << IEEE80211_RADIOTAP_TSFT) | \ |
| 34 | (1 << IEEE80211_RADIOTAP_FLAGS) | \ |
| 35 | (1 << IEEE80211_RADIOTAP_RATE) | \ |
| 36 | (1 << IEEE80211_RADIOTAP_CHANNEL) | \ |
| 37 | (1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL) | \ |
| 38 | (1 << IEEE80211_RADIOTAP_DBM_ANTNOISE) | \ |
| 39 | (1 << IEEE80211_RADIOTAP_ANTENNA)) |
| 40 | |
| 41 | struct { |
| 42 | struct ieee80211_radiotap_header ; |
| 43 | uint8_t ; |
| 44 | uint8_t ; |
| 45 | uint16_t ; |
| 46 | uint16_t ; |
| 47 | uint8_t ; |
| 48 | }; |
| 49 | |
| 50 | #define WPI_TX_RADIOTAP_PRESENT \ |
| 51 | ((1 << IEEE80211_RADIOTAP_FLAGS) | \ |
| 52 | (1 << IEEE80211_RADIOTAP_RATE) | \ |
| 53 | (1 << IEEE80211_RADIOTAP_CHANNEL)) |
| 54 | |
| 55 | struct wpi_dma_info { |
| 56 | bus_dma_tag_t tag; |
| 57 | bus_dmamap_t map; |
| 58 | bus_dma_segment_t seg; |
| 59 | bus_addr_t paddr; |
| 60 | void * vaddr; |
| 61 | bus_size_t size; |
| 62 | }; |
| 63 | |
| 64 | struct wpi_tx_data { |
| 65 | bus_dmamap_t map; |
| 66 | struct mbuf *m; |
| 67 | struct ieee80211_node *ni; |
| 68 | }; |
| 69 | |
| 70 | struct wpi_tx_ring { |
| 71 | struct wpi_dma_info desc_dma; |
| 72 | struct wpi_dma_info cmd_dma; |
| 73 | struct wpi_tx_desc *desc; |
| 74 | struct wpi_tx_cmd *cmd; |
| 75 | struct wpi_tx_data *data; |
| 76 | int qid; |
| 77 | int count; |
| 78 | int queued; |
| 79 | int cur; |
| 80 | }; |
| 81 | |
| 82 | #define WPI_RBUF_COUNT (WPI_RX_RING_COUNT * 2) |
| 83 | |
| 84 | struct wpi_softc; |
| 85 | |
| 86 | struct wpi_rbuf { |
| 87 | struct wpi_softc *sc; |
| 88 | void * vaddr; |
| 89 | bus_addr_t paddr; |
| 90 | SLIST_ENTRY(wpi_rbuf) next; |
| 91 | }; |
| 92 | |
| 93 | struct wpi_rx_data { |
| 94 | bus_dmamap_t map; |
| 95 | struct mbuf *m; |
| 96 | }; |
| 97 | |
| 98 | struct wpi_rx_ring { |
| 99 | struct wpi_dma_info desc_dma; |
| 100 | struct wpi_dma_info buf_dma; |
| 101 | uint32_t *desc; |
| 102 | struct wpi_rx_data data[WPI_RX_RING_COUNT]; |
| 103 | struct wpi_rbuf rbuf[WPI_RBUF_COUNT]; |
| 104 | SLIST_HEAD(, wpi_rbuf) freelist; |
| 105 | kmutex_t freelist_mtx; |
| 106 | int cur; |
| 107 | }; |
| 108 | |
| 109 | struct wpi_node { |
| 110 | struct ieee80211_node ni; /* must be the first */ |
| 111 | struct ieee80211_amrr_node amn; |
| 112 | }; |
| 113 | |
| 114 | struct wpi_power_sample { |
| 115 | uint8_t index; |
| 116 | int8_t power; |
| 117 | }; |
| 118 | |
| 119 | struct wpi_power_group { |
| 120 | #define WPI_SAMPLES_COUNT 5 |
| 121 | struct wpi_power_sample samples[WPI_SAMPLES_COUNT]; |
| 122 | uint8_t chan; |
| 123 | int8_t maxpwr; |
| 124 | int16_t temp; |
| 125 | }; |
| 126 | |
| 127 | struct wpi_softc { |
| 128 | device_t sc_dev; |
| 129 | struct ethercom sc_ec; |
| 130 | struct ieee80211com sc_ic; |
| 131 | int (*sc_newstate)(struct ieee80211com *, |
| 132 | enum ieee80211_state, int); |
| 133 | |
| 134 | struct ieee80211_amrr amrr; |
| 135 | |
| 136 | bus_dma_tag_t sc_dmat; |
| 137 | |
| 138 | /* shared area */ |
| 139 | struct wpi_dma_info shared_dma; |
| 140 | struct wpi_shared *shared; |
| 141 | |
| 142 | /* firmware DMA transfer */ |
| 143 | struct wpi_dma_info fw_dma; |
| 144 | bool fw_used; |
| 145 | |
| 146 | struct wpi_tx_ring txq[4]; |
| 147 | struct wpi_tx_ring cmdq; |
| 148 | struct wpi_rx_ring rxq; |
| 149 | |
| 150 | bus_space_tag_t sc_st; |
| 151 | bus_space_handle_t sc_sh; |
| 152 | void *sc_ih; |
| 153 | pci_chipset_tag_t sc_pct; |
| 154 | pcitag_t sc_pcitag; |
| 155 | bus_size_t sc_sz; |
| 156 | |
| 157 | struct callout calib_to; |
| 158 | int calib_cnt; |
| 159 | |
| 160 | struct wpi_config config; |
| 161 | int temp; |
| 162 | |
| 163 | uint8_t cap; |
| 164 | uint16_t rev; |
| 165 | uint8_t type; |
| 166 | struct wpi_power_group groups[WPI_POWER_GROUPS_COUNT]; |
| 167 | int8_t maxpwr[IEEE80211_CHAN_MAX]; |
| 168 | |
| 169 | int sc_tx_timer; |
| 170 | |
| 171 | struct bpf_if * sc_drvbpf; |
| 172 | |
| 173 | union { |
| 174 | struct wpi_rx_radiotap_header th; |
| 175 | uint8_t pad[IEEE80211_RADIOTAP_HDRLEN]; |
| 176 | } sc_rxtapu; |
| 177 | #define sc_rxtap sc_rxtapu.th |
| 178 | int sc_rxtap_len; |
| 179 | |
| 180 | union { |
| 181 | struct wpi_tx_radiotap_header th; |
| 182 | uint8_t pad[IEEE80211_RADIOTAP_HDRLEN]; |
| 183 | } sc_txtapu; |
| 184 | #define sc_txtap sc_txtapu.th |
| 185 | int sc_txtap_len; |
| 186 | |
| 187 | bool is_scanning; |
| 188 | |
| 189 | struct sysctllog *sc_sysctllog; |
| 190 | struct sysmon_pswitch sc_rsw; /* for radio switch events */ |
| 191 | int sc_rsw_status; |
| 192 | #define WPI_RSW_UNKNOWN 0 |
| 193 | #define WPI_RSW_OFF 1 |
| 194 | #define WPI_RSW_ON 2 |
| 195 | struct lwp *sc_rsw_lwp; |
| 196 | struct kmutex sc_rsw_mtx; |
| 197 | struct kcondvar sc_rsw_cv; |
| 198 | int sc_dying; |
| 199 | }; |
| 200 | |