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/* $OpenBSD: ralvar.h,v 1.8 2005/10/02 13:50:29 damien Exp $ */
/*-
* Copyright (c) 2005
* Damien Bergamini <damien.bergamini@free.fr>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
struct ral_rx_radiotap_header {
struct ieee80211_radiotap_header wr_ihdr;
uint64_t wr_tsf;
uint8_t wr_flags;
uint16_t wr_chan_freq;
uint16_t wr_chan_flags;
uint8_t wr_antenna;
uint8_t wr_antsignal;
} __packed;
#define RAL_RX_RADIOTAP_PRESENT \
((1 << IEEE80211_RADIOTAP_TSFT) | \
(1 << IEEE80211_RADIOTAP_FLAGS) | \
(1 << IEEE80211_RADIOTAP_CHANNEL) | \
(1 << IEEE80211_RADIOTAP_ANTENNA) | \
(1 << IEEE80211_RADIOTAP_DB_ANTSIGNAL))
struct ral_tx_radiotap_header {
struct ieee80211_radiotap_header wt_ihdr;
uint8_t wt_flags;
uint8_t wt_rate;
uint16_t wt_chan_freq;
uint16_t wt_chan_flags;
uint8_t wt_antenna;
} __packed;
#define RAL_TX_RADIOTAP_PRESENT \
((1 << IEEE80211_RADIOTAP_FLAGS) | \
(1 << IEEE80211_RADIOTAP_RATE) | \
(1 << IEEE80211_RADIOTAP_CHANNEL) | \
(1 << IEEE80211_RADIOTAP_ANTENNA))
struct ral_tx_data {
bus_dmamap_t map;
struct mbuf *m;
struct ieee80211_node *ni;
struct ieee80211_rssdesc id;
};
struct ral_tx_ring {
bus_dmamap_t map;
bus_dma_segment_t seg;
bus_addr_t physaddr;
struct ral_tx_desc *desc;
struct ral_tx_data *data;
int count;
int queued;
int cur;
int next;
int cur_encrypt;
int next_encrypt;
};
struct ral_rx_data {
bus_dmamap_t map;
struct mbuf *m;
int drop;
};
struct ral_rx_ring {
bus_dmamap_t map;
bus_dma_segment_t seg;
bus_addr_t physaddr;
struct ral_rx_desc *desc;
struct ral_rx_data *data;
int count;
int cur;
int next;
int cur_decrypt;
};
struct ral_node {
struct ieee80211_node ni;
struct ieee80211_rssadapt rssadapt;
};
struct ral_softc {
struct device sc_dev;
struct ieee80211com sc_ic;
int (*sc_newstate)(struct ieee80211com *,
enum ieee80211_state, int);
int (*sc_enable)(struct ral_softc *);
void (*sc_disable)(struct ral_softc *);
void (*sc_power)(struct ral_softc *, int);
bus_dma_tag_t sc_dmat;
bus_space_tag_t sc_st;
bus_space_handle_t sc_sh;
struct timeout scan_ch;
struct timeout rssadapt_ch;
int sc_flags;
#define RAL_ENABLED (1 << 0)
int sc_tx_timer;
uint32_t asic_rev;
uint32_t eeprom_rev;
uint8_t rf_rev;
struct ral_tx_ring txq;
struct ral_tx_ring prioq;
struct ral_tx_ring atimq;
struct ral_tx_ring bcnq;
struct ral_rx_ring rxq;
uint32_t rf_regs[4];
uint8_t txpow[14];
struct {
uint8_t reg;
uint8_t val;
} bbp_prom[16];
int led_mode;
int hw_radio;
int rx_ant;
int tx_ant;
int nb_ant;
#if NBPFILTER > 0
caddr_t sc_drvbpf;
union {
struct ral_rx_radiotap_header th;
uint8_t pad[64];
} sc_rxtapu;
#define sc_rxtap sc_rxtapu.th
int sc_rxtap_len;
union {
struct ral_tx_radiotap_header th;
uint8_t pad[64];
} sc_txtapu;
#define sc_txtap sc_txtapu.th
int sc_txtap_len;
#endif
};
int ral_attach(struct ral_softc *);
int ral_detach(struct ral_softc *);
int ral_intr(void *);
int ral_activate(struct device *, enum devact);
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