NetBSD/sys/dev/ic/malovar.h

136 lines
3.4 KiB
C

/* $OpenBSD: malo.h,v 1.10 2010/08/08 16:36:33 deraadt Exp $ */
/*
* Copyright (c) 2006 Claudio Jeker <claudio@openbsd.org>
* Copyright (c) 2006 Marcus Glocker <mglocker@openbsd.org>
*
* 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.
*/
//#define MALO_DEBUG
struct malo_rx_desc;
struct malo_rx_data;
struct malo_rx_ring {
bus_dmamap_t map;
bus_dma_segment_t seg;
bus_addr_t physaddr;
struct malo_rx_desc *desc;
struct malo_rx_data *data;
int count;
int cur;
int next;
};
struct malo_tx_desc;
struct malo_tx_data;
struct malo_tx_ring {
bus_dmamap_t map;
bus_dma_segment_t seg;
bus_addr_t physaddr;
struct malo_tx_desc *desc;
struct malo_tx_data *data;
int count;
int queued;
int cur;
int next;
int stat;
};
// XXX Support for RSSI ?
#define MALO_RX_RADIOTAP_PRESENT \
((1 << IEEE80211_RADIOTAP_FLAGS) | \
(1 << IEEE80211_RADIOTAP_CHANNEL))
struct malo_rx_radiotap_hdr {
struct ieee80211_radiotap_header wr_ihdr;
uint8_t wr_flags;
uint16_t wr_chan_freq;
uint16_t wr_chan_flags;
} __packed;
#define MALO_TX_RADIOTAP_PRESENT \
((1 << IEEE80211_RADIOTAP_FLAGS) | \
(1 << IEEE80211_RADIOTAP_RATE) | \
(1 << IEEE80211_RADIOTAP_CHANNEL))
struct malo_tx_radiotap_hdr {
struct ieee80211_radiotap_header wt_ihdr;
uint8_t wt_flags;
uint8_t wt_rate;
uint16_t wt_chan_freq;
uint16_t wt_chan_flags;
} __packed;
struct malo_softc {
device_t sc_dev;
struct ethercom sc_ec;
struct ieee80211com sc_ic;
#define sc_if sc_ec.ec_if
void *sc_soft_ih;
struct malo_rx_ring sc_rxring;
struct malo_tx_ring sc_txring;
bus_dma_tag_t sc_dmat;
bus_space_tag_t sc_mem1_bt;
bus_space_tag_t sc_mem2_bt;
bus_space_handle_t sc_mem1_bh;
bus_space_handle_t sc_mem2_bh;
bus_dmamap_t sc_cmd_dmam;
bus_dma_segment_t sc_cmd_dmas;
void *sc_cmd_mem;
bus_addr_t sc_cmd_dmaaddr;
uint32_t *sc_cookie;
bus_addr_t sc_cookie_dmaaddr;
uint32_t sc_RxPdWrPtr;
uint32_t sc_RxPdRdPtr;
int (*sc_newstate)
(struct ieee80211com *,
enum ieee80211_state, int);
int (*sc_enable)(struct malo_softc *);
void (*sc_disable)(struct malo_softc *);
struct callout sc_scan_to;
int sc_tx_timer;
int sc_last_txrate;
struct bpf_if * sc_drvbpf;
union {
struct malo_rx_radiotap_hdr th;
uint8_t pad[IEEE80211_RADIOTAP_HDRLEN];
} sc_rxtapu;
#define sc_rxtap sc_rxtapu.th
int sc_rxtap_len;
union {
struct malo_tx_radiotap_hdr th;
uint8_t pad[IEEE80211_RADIOTAP_HDRLEN];
} sc_txtapu;
#define sc_txtap sc_txtapu.th
int sc_txtap_len;
};
int malo_intr(void *arg);
void malo_softintr(void *arg);
int malo_attach(struct malo_softc *sc);
int malo_detach(void *arg);
int malo_init(struct ifnet *);
void malo_stop(struct ifnet *, int disable);