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408146ed57
directory by default) without requiring the user to load them by hand using e.g iwicontrol. Get rid of the old ioctl crud. Updated iwi-firmware port coming soon. Obtained from: OpenBSD
162 lines
4.0 KiB
C
162 lines
4.0 KiB
C
/* $FreeBSD$ */
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/*-
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* Copyright (c) 2004, 2005
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* Damien Bergamini <damien.bergamini@free.fr>. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice unmodified, this list of conditions, and the following
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* disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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struct iwi_rx_radiotap_header {
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struct ieee80211_radiotap_header wr_ihdr;
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uint8_t wr_flags;
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uint8_t wr_rate;
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uint16_t wr_chan_freq;
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uint16_t wr_chan_flags;
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uint8_t wr_antsignal;
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uint8_t wr_antenna;
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};
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#define IWI_RX_RADIOTAP_PRESENT \
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((1 << IEEE80211_RADIOTAP_FLAGS) | \
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(1 << IEEE80211_RADIOTAP_RATE) | \
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(1 << IEEE80211_RADIOTAP_CHANNEL) | \
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(1 << IEEE80211_RADIOTAP_DB_ANTSIGNAL) | \
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(1 << IEEE80211_RADIOTAP_ANTENNA))
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struct iwi_tx_radiotap_header {
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struct ieee80211_radiotap_header wt_ihdr;
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uint8_t wt_flags;
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uint16_t wt_chan_freq;
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uint16_t wt_chan_flags;
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};
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#define IWI_TX_RADIOTAP_PRESENT \
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((1 << IEEE80211_RADIOTAP_FLAGS) | \
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(1 << IEEE80211_RADIOTAP_CHANNEL))
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struct iwi_cmd_ring {
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bus_dma_tag_t desc_dmat;
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bus_dmamap_t desc_map;
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bus_addr_t physaddr;
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struct iwi_cmd_desc *desc;
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int count;
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int queued;
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int cur;
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int next;
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};
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struct iwi_tx_data {
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bus_dmamap_t map;
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struct mbuf *m;
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struct ieee80211_node *ni;
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};
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struct iwi_tx_ring {
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bus_dma_tag_t desc_dmat;
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bus_dma_tag_t data_dmat;
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bus_dmamap_t desc_map;
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bus_addr_t physaddr;
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bus_addr_t csr_ridx;
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bus_addr_t csr_widx;
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struct iwi_tx_desc *desc;
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struct iwi_tx_data *data;
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int count;
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int queued;
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int cur;
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int next;
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};
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struct iwi_rx_data {
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bus_dmamap_t map;
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bus_addr_t physaddr;
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uint32_t reg;
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struct mbuf *m;
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};
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struct iwi_rx_ring {
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bus_dma_tag_t data_dmat;
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struct iwi_rx_data *data;
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int count;
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int cur;
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};
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struct iwi_node {
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struct ieee80211_node in_node;
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int in_station;
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#define IWI_MAX_IBSSNODE 32
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};
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struct iwi_softc {
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struct ifnet *sc_ifp;
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struct ieee80211com sc_ic;
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int (*sc_newstate)(struct ieee80211com *,
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enum ieee80211_state, int);
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void (*sc_node_free)(struct ieee80211_node *);
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device_t sc_dev;
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struct mtx sc_mtx;
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struct unrhdr *sc_unr;
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uint32_t flags;
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#define IWI_FLAG_FW_INITED (1 << 0)
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#define IWI_FLAG_SCANNING (1 << 1)
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struct iwi_cmd_ring cmdq;
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struct iwi_tx_ring txq[WME_NUM_AC];
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struct iwi_rx_ring rxq;
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struct resource *irq;
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struct resource *mem;
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bus_space_tag_t sc_st;
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bus_space_handle_t sc_sh;
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void *sc_ih;
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int mem_rid;
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int irq_rid;
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int antenna;
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int dwelltime;
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int bluetooth;
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int sc_tx_timer;
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struct bpf_if *sc_drvbpf;
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union {
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struct iwi_rx_radiotap_header th;
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uint8_t pad[64];
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} sc_rxtapu;
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#define sc_rxtap sc_rxtapu.th
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int sc_rxtap_len;
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union {
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struct iwi_tx_radiotap_header th;
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uint8_t pad[64];
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} sc_txtapu;
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#define sc_txtap sc_txtapu.th
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int sc_txtap_len;
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};
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#define IWI_LOCK(sc) mtx_lock(&(sc)->sc_mtx)
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#define IWI_UNLOCK(sc) mtx_unlock(&(sc)->sc_mtx)
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