1 /* $NetBSD: if_ipwvar.h,v 1.12 2007/12/09 20:28:09 jmcneill Exp $ */ 2 3 /*- 4 * Copyright (c) 2004 5 * Damien Bergamini <damien.bergamini@free.fr>. 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 unmodified, this list of conditions, and the following 12 * disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 */ 29 30 struct ipw_firmware { 31 void *main; 32 int main_size; 33 void *ucode; 34 int ucode_size; 35 }; 36 37 #define IPW_MAX_NSEG 1 38 39 struct ipw_soft_bd { 40 struct ipw_bd *bd; 41 int type; 42 #define IPW_SBD_TYPE_NOASSOC 0 43 #define IPW_SBD_TYPE_COMMAND 1 44 #define IPW_SBD_TYPE_HEADER 2 45 #define IPW_SBD_TYPE_DATA 3 46 void *priv; 47 }; 48 49 struct ipw_soft_hdr { 50 struct ipw_hdr *hdr; 51 bus_addr_t addr; 52 bus_addr_t offset; 53 TAILQ_ENTRY(ipw_soft_hdr) next; 54 }; 55 56 struct ipw_soft_buf { 57 struct mbuf *m; 58 struct ieee80211_node *ni; 59 bus_dmamap_t map; 60 TAILQ_ENTRY(ipw_soft_buf) next; 61 }; 62 63 struct ipw_rx_radiotap_header { 64 struct ieee80211_radiotap_header wr_ihdr; 65 uint8_t wr_flags; 66 uint16_t wr_chan_freq; 67 uint16_t wr_chan_flags; 68 uint8_t wr_antsignal; 69 }; 70 71 #define IPW_RX_RADIOTAP_PRESENT \ 72 ((1 << IEEE80211_RADIOTAP_FLAGS) | \ 73 (1 << IEEE80211_RADIOTAP_CHANNEL) | \ 74 (1 << IEEE80211_RADIOTAP_DB_ANTSIGNAL)) 75 76 struct ipw_tx_radiotap_header { 77 struct ieee80211_radiotap_header wt_ihdr; 78 uint8_t wt_flags; 79 uint16_t wt_chan_freq; 80 uint16_t wt_chan_flags; 81 }; 82 83 #define IPW_TX_RADIOTAP_PRESENT \ 84 ((1 << IEEE80211_RADIOTAP_FLAGS) | \ 85 (1 << IEEE80211_RADIOTAP_CHANNEL)) 86 87 struct ipw_softc { 88 struct device sc_dev; 89 90 struct ethercom sc_ec; 91 struct ieee80211com sc_ic; 92 int (*sc_newstate)(struct ieee80211com *, 93 enum ieee80211_state, int); 94 95 struct ipw_firmware fw; 96 char sc_fwname[24]; 97 uint32_t flags; 98 #define IPW_FLAG_FW_CACHED (1 << 0) 99 #define IPW_FLAG_FW_INITED (1 << 1) 100 #define IPW_FLAG_HAS_RADIO_SWITCH (1 << 2) 101 #define IPW_FLAG_FW_WARNED (1 << 3) 102 103 struct resource *irq; 104 struct resource *mem; 105 bus_space_tag_t sc_st; 106 bus_space_handle_t sc_sh; 107 void *sc_ih; 108 pci_chipset_tag_t sc_pct; 109 pcitag_t sc_pcitag; 110 bus_size_t sc_sz; 111 112 int sc_tx_timer; 113 114 bus_dma_tag_t sc_dmat; 115 116 bus_dmamap_t tbd_map; 117 bus_dmamap_t rbd_map; 118 bus_dmamap_t status_map; 119 bus_dmamap_t cmd_map; 120 bus_dmamap_t hdr_map; 121 122 bus_dma_segment_t tbd_seg; 123 bus_dma_segment_t rbd_seg; 124 bus_dma_segment_t status_seg; 125 bus_dma_segment_t cmd_seg; 126 bus_dma_segment_t hdr_seg; 127 128 struct ipw_bd *tbd_list; 129 struct ipw_bd *rbd_list; 130 struct ipw_status *status_list; 131 struct ipw_hdr *hdr_list; 132 133 struct ipw_cmd cmd; 134 struct ipw_soft_bd stbd_list[IPW_NTBD]; 135 struct ipw_soft_buf tx_sbuf_list[IPW_NDATA]; 136 struct ipw_soft_bd srbd_list[IPW_NRBD]; 137 struct ipw_soft_buf rx_sbuf_list[IPW_NRBD]; 138 struct ipw_soft_hdr shdr_list[IPW_NDATA]; 139 140 TAILQ_HEAD(, ipw_soft_hdr) sc_free_shdr; 141 TAILQ_HEAD(, ipw_soft_buf) sc_free_sbuf; 142 143 uint32_t table1_base; 144 uint32_t table2_base; 145 146 uint32_t txcur; 147 uint32_t txold; 148 uint32_t rxcur; 149 int txfree; 150 151 int dwelltime; 152 153 #if NBPFILTER > 0 154 struct bpf_if *sc_drvbpf; 155 156 union { 157 struct ipw_rx_radiotap_header th; 158 uint8_t pad[64]; 159 } sc_rxtapu; 160 #define sc_rxtap sc_rxtapu.th 161 int sc_rxtap_len; 162 163 union { 164 struct ipw_tx_radiotap_header th; 165 uint8_t pad[64]; 166 } sc_txtapu; 167 #define sc_txtap sc_txtapu.th 168 int sc_txtap_len; 169 #endif 170 }; 171 172 #define sc_if sc_ec.ec_if 173 174 #define SIOCGRADIO _IOWR('i', 139, struct ifreq) 175 #define SIOCGTABLE1 _IOWR('i', 140, struct ifreq) 176