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/* $NetBSD: if_urtwnvar.h,v 1.16 2020/03/15 23:04:51 thorpej Exp $ */
/* $OpenBSD: if_urtwnreg.h,v 1.3 2010/11/16 18:02:59 damien Exp $ */
/*-
* Copyright (c) 2010 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.
*/
#ifndef _IF_URTWNVAR_H_
#define _IF_URTWNVAR_H_
/*
* Driver definitions.
*/
#define URTWN_RX_LIST_COUNT 1
#define URTWN_TX_LIST_COUNT 8
#define URTWN_HOST_CMD_RING_COUNT 32
#define URTWN_RXBUFSZ (16 * 1024)
#define URTWN_TXBUFSZ (sizeof(struct r92c_tx_desc_usb) + IEEE80211_MAX_LEN + 8)
#define URTWN_RIDX_COUNT 28
#define URTWN_TX_TIMEOUT 5000 /* ms */
#define URTWN_LED_LINK 0
#define URTWN_LED_DATA 1
struct urtwn_rx_radiotap_header {
struct ieee80211_radiotap_header wr_ihdr;
uint8_t wr_flags;
uint8_t wr_rate;
uint16_t wr_chan_freq;
uint16_t wr_chan_flags;
uint8_t wr_dbm_antsignal;
};
#define URTWN_RX_RADIOTAP_PRESENT \
(1 << IEEE80211_RADIOTAP_FLAGS | \
1 << IEEE80211_RADIOTAP_RATE | \
1 << IEEE80211_RADIOTAP_CHANNEL | \
1 << IEEE80211_RADIOTAP_DBM_ANTSIGNAL)
struct urtwn_tx_radiotap_header {
struct ieee80211_radiotap_header wt_ihdr;
uint8_t wt_flags;
uint16_t wt_chan_freq;
uint16_t wt_chan_flags;
};
#define URTWN_TX_RADIOTAP_PRESENT \
(1 << IEEE80211_RADIOTAP_FLAGS | \
1 << IEEE80211_RADIOTAP_CHANNEL)
struct urtwn_softc;
struct urtwn_rx_data {
struct urtwn_softc *sc;
size_t pidx;
struct usbd_xfer *xfer;
uint8_t *buf;
TAILQ_ENTRY(urtwn_rx_data) next;
};
struct urtwn_tx_data {
struct urtwn_softc *sc;
size_t pidx;
struct usbd_xfer *xfer;
uint8_t *buf;
TAILQ_ENTRY(urtwn_tx_data) next;
};
struct urtwn_host_cmd {
void (*cb)(struct urtwn_softc *, void *);
uint8_t data[256];
};
struct urtwn_cmd_newstate {
enum ieee80211_state state;
int arg;
};
struct urtwn_host_cmd_ring {
struct urtwn_host_cmd cmd[URTWN_HOST_CMD_RING_COUNT];
int cur;
int next;
int queued;
};
#if 1 /* XXX: sys/net80211/ieee80211.h */
#define IEEE80211_HTINFO_2NDCHAN 0x03 /* secondary/ext chan offset */
#define IEEE80211_HTINFO_2NDCHAN_S 0
#define IEEE80211_HTINFO_2NDCHAN_NONE 0x00 /* no secondary/ext channel */
#define IEEE80211_HTINFO_2NDCHAN_ABOVE 0x01 /* above private channel */
/* NB: 2 is reserved */
#define IEEE80211_HTINFO_2NDCHAN_BELOW 0x03 /* below primary channel */
#endif /* XXX: 1 */
struct urtwn_softc {
device_t sc_dev;
struct ieee80211com sc_ic;
struct ethercom sc_ec;
#define sc_if sc_ec.ec_if
int (*sc_newstate)(struct ieee80211com *,
enum ieee80211_state, int);
struct usbd_device * sc_udev;
struct usbd_interface * sc_iface;
u_int sc_flags;
#define URTWN_FLAG_CCK_HIPWR __BIT(0)
#define URTWN_FLAG_ATTACHED __BIT(1)
#define URTWN_FLAG_FWREADY __BIT(2)
int sc_dying;
struct usb_task sc_task;
callout_t sc_scan_to;
callout_t sc_calib_to;
kcondvar_t sc_task_cv;
kmutex_t sc_task_mtx;
kmutex_t sc_fwcmd_mtx;
kmutex_t sc_tx_mtx;
kmutex_t sc_rx_mtx;
kmutex_t sc_write_mtx;
kmutex_t sc_media_mtx; /* XXX */
struct usbd_pipe * rx_pipe[R92C_MAX_EPIN];
int rx_npipe;
struct usbd_pipe * tx_pipe[R92C_MAX_EPOUT];
int tx_npipe;
int ac2idx[WME_NUM_AC];
u_int chip;
#define URTWN_CHIP_92C 0x01
#define URTWN_CHIP_92C_1T2R 0x02
#define URTWN_CHIP_UMC 0x04
#define URTWN_CHIP_UMC_A_CUT 0x08
#define URTWN_CHIP_88E 0x10
#define URTWN_CHIP_92EU 0x20
void (*sc_rf_write)(struct urtwn_softc *,
int, uint8_t, uint32_t);
int (*sc_power_on)(struct urtwn_softc *);
int (*sc_dma_init)(struct urtwn_softc *);
uint8_t board_type;
uint8_t regulatory;
uint8_t pa_setting;
int avg_pwdb;
int thcal_state;
int thcal_lctemp;
size_t ntxchains;
size_t nrxchains;
int ledlink;
bool iqk_inited;
int tx_timer;
struct urtwn_host_cmd_ring cmdq;
int fwcur;
struct urtwn_rx_data rx_data[R92C_MAX_EPIN][URTWN_RX_LIST_COUNT];
struct urtwn_tx_data tx_data[R92C_MAX_EPOUT][URTWN_TX_LIST_COUNT];
TAILQ_HEAD(, urtwn_tx_data) tx_free_list[R92C_MAX_EPOUT];
TAILQ_HEAD(, urtwn_rx_data) rx_free_list[R92C_MAX_EPIN];
struct r92c_rom rom;
uint8_t r88e_rom[4096];
uint8_t cck_tx_pwr[6];
uint8_t ht40_tx_pwr[5];
int8_t bw20_tx_pwr_diff;
int8_t ofdm_tx_pwr_diff;
uint32_t rf_chnlbw[R92C_MAX_CHAINS];
struct bpf_if * sc_drvbpf;
union {
struct urtwn_rx_radiotap_header th;
uint8_t pad[64];
} sc_rxtapu;
#define sc_rxtap sc_rxtapu.th
int sc_rxtap_len;
union {
struct urtwn_tx_radiotap_header th;
uint8_t pad[64];
} sc_txtapu;
#define sc_txtap sc_txtapu.th
int sc_txtap_len;
bool sc_running;
struct ieee80211_beacon_offsets sc_bo;
krndsource_t rnd_source; /* random source */
};
#endif /* _IF_URTWNVAR_H_ */
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