Annotation of sys/dev/pci/if_iwivar.h, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: if_iwivar.h,v 1.18 2006/08/19 12:03:05 damien Exp $ */
! 2:
! 3: /*-
! 4: * Copyright (c) 2004-2006
! 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 iwi_rx_radiotap_header {
! 31: struct ieee80211_radiotap_header wr_ihdr;
! 32: uint8_t wr_flags;
! 33: uint8_t wr_rate;
! 34: uint16_t wr_chan_freq;
! 35: uint16_t wr_chan_flags;
! 36: uint8_t wr_antsignal;
! 37: uint8_t wr_antenna;
! 38: } __packed;
! 39:
! 40: #define IWI_RX_RADIOTAP_PRESENT \
! 41: ((1 << IEEE80211_RADIOTAP_FLAGS) | \
! 42: (1 << IEEE80211_RADIOTAP_RATE) | \
! 43: (1 << IEEE80211_RADIOTAP_CHANNEL) | \
! 44: (1 << IEEE80211_RADIOTAP_DB_ANTSIGNAL) | \
! 45: (1 << IEEE80211_RADIOTAP_ANTENNA))
! 46:
! 47: struct iwi_tx_radiotap_header {
! 48: struct ieee80211_radiotap_header wt_ihdr;
! 49: uint8_t wt_flags;
! 50: uint16_t wt_chan_freq;
! 51: uint16_t wt_chan_flags;
! 52: } __packed;
! 53:
! 54: #define IWI_TX_RADIOTAP_PRESENT \
! 55: ((1 << IEEE80211_RADIOTAP_FLAGS) | \
! 56: (1 << IEEE80211_RADIOTAP_CHANNEL))
! 57:
! 58:
! 59: struct iwi_cmd_ring {
! 60: bus_dmamap_t map;
! 61: bus_dma_segment_t seg;
! 62: struct iwi_cmd_desc desc[IWI_CMD_RING_COUNT];
! 63: int queued;
! 64: int cur;
! 65: int next;
! 66: };
! 67:
! 68: struct iwi_tx_data {
! 69: bus_dmamap_t map;
! 70: struct mbuf *m;
! 71: struct ieee80211_node *ni;
! 72: };
! 73:
! 74: struct iwi_tx_ring {
! 75: bus_dmamap_t map;
! 76: bus_dma_segment_t seg;
! 77: bus_size_t csr_ridx;
! 78: bus_size_t csr_widx;
! 79: struct iwi_tx_desc *desc;
! 80: struct iwi_tx_data data[IWI_TX_RING_COUNT];
! 81: int queued;
! 82: int cur;
! 83: int next;
! 84: };
! 85:
! 86: struct iwi_rx_data {
! 87: bus_dmamap_t map;
! 88: struct mbuf *m;
! 89: uint32_t reg;
! 90: };
! 91:
! 92: struct iwi_rx_ring {
! 93: struct iwi_rx_data data[IWI_RX_RING_COUNT];
! 94: int cur;
! 95: };
! 96:
! 97: struct iwi_softc {
! 98: struct device sc_dev;
! 99:
! 100: struct ieee80211com sc_ic;
! 101: int (*sc_newstate)(struct ieee80211com *,
! 102: enum ieee80211_state, int);
! 103:
! 104: uint32_t flags;
! 105: #define IWI_FLAG_FW_INITED (1 << 0)
! 106:
! 107: bus_dma_tag_t sc_dmat;
! 108:
! 109: struct iwi_cmd_ring cmdq;
! 110: struct iwi_tx_ring txq[4];
! 111: struct iwi_rx_ring rxq;
! 112:
! 113: #define IWI_MAX_NODE 32
! 114: uint8_t sta[IWI_MAX_NODE][IEEE80211_ADDR_LEN];
! 115: uint8_t nsta;
! 116:
! 117: bus_space_tag_t sc_st;
! 118: bus_space_handle_t sc_sh;
! 119: void *sc_ih;
! 120: pci_chipset_tag_t sc_pct;
! 121: pcitag_t sc_pcitag;
! 122: bus_size_t sc_sz;
! 123:
! 124: int sc_tx_timer;
! 125:
! 126: void *powerhook;
! 127:
! 128: #if NBPFILTER > 0
! 129: caddr_t sc_drvbpf;
! 130:
! 131: union {
! 132: struct iwi_rx_radiotap_header th;
! 133: uint8_t pad[64];
! 134: } sc_rxtapu;
! 135: #define sc_rxtap sc_rxtapu.th
! 136: int sc_rxtap_len;
! 137:
! 138: union {
! 139: struct iwi_tx_radiotap_header th;
! 140: uint8_t pad[64];
! 141: } sc_txtapu;
! 142: #define sc_txtap sc_txtapu.th
! 143: int sc_txtap_len;
! 144: #endif
! 145: };
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