/*      $NetBSD: awivar.h,v 1.29 2024/12/30 20:45:47 christos Exp $     */

/*-
 * Copyright (c) 1999,2000,2001 The NetBSD Foundation, Inc.
 * All rights reserved.
 *
 * This code is derived from software contributed to The NetBSD Foundation
 * by Bill Sommerfeld
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 */

#ifndef _DEV_IC_AWIVAR_H
#define _DEV_IC_AWIVAR_H

/* timer values in msec */
#define AWI_SELFTEST_TIMEOUT    5000
#define AWI_CMD_TIMEOUT         2000
#define AWI_LOCKOUT_TIMEOUT     50
#define AWI_ASCAN_DURATION      100
#define AWI_ASCAN_WAIT          3000
#define AWI_PSCAN_DURATION      200
#define AWI_PSCAN_WAIT          5000
#define AWI_TRANS_TIMEOUT       5000

#define AWI_NTXBUFS             4

enum awi_sub_state {
        AWI_ST_NONE,
        AWI_ST_SCAN_INIT,
        AWI_ST_SCAN_SETMIB,
        AWI_ST_SCAN_SCCMD,
        AWI_ST_SUB_INIT,
        AWI_ST_SUB_SETSS,
        AWI_ST_SUB_SYNC
};

#define AWI_WAIT                0               /* must wait for completion */
#define AWI_NOWAIT              1               /* do not wait */

struct awi_chanset {
        u_int8_t        cs_type;
        u_int8_t        cs_region;
        u_int8_t        cs_min;
        u_int8_t        cs_max;
        u_int8_t        cs_def;
};

struct awi_softc {
        device_t                sc_dev;
        struct am79c930_softc   sc_chip;
        struct ethercom         sc_ec;
        struct ieee80211com     sc_ic;
        u_char                  sc_banner[AWI_BANNER_LEN];
        int                     (*sc_enable)(struct awi_softc *);
        void                    (*sc_disable)(struct awi_softc *);
        void                    (*sc_power)(struct awi_softc *, int);

        int                     (*sc_newstate)(struct ieee80211com *,
                                    enum ieee80211_state, int);
        void                    (*sc_recv_mgmt)(struct ieee80211com *,
                                    struct mbuf *, struct ieee80211_node *,
                                    int, int, u_int32_t);
        int                     (*sc_send_mgmt)(struct ieee80211com *,
                                    struct ieee80211_node *, int, int);

        void                    *sc_soft_ih;
        void                    *sc_sdhook;     /* shutdown hook */
        unsigned int            sc_attached:1,
                                sc_enabled:1,
                                sc_busy:1,
                                sc_cansleep:1,
                                sc_enab_intr:1,
                                sc_adhoc_ap:1;
        enum ieee80211_state    sc_nstate;
        enum awi_sub_state      sc_substate;
        int                     sc_sleep_cnt;
        u_int8_t                sc_cmd_inprog;
        u_int8_t                sc_cur_chan;

        int                     sc_rx_timer;
        u_int32_t               sc_rxdoff;
        u_int32_t               sc_rxmoff;
        struct mbuf             *sc_rxpend;

        int                     sc_tx_timer;
        u_int32_t               sc_txbase;
        u_int32_t               sc_txend;
        u_int32_t               sc_txnext;
        u_int32_t               sc_txdone;

        struct awi_mib_local    sc_mib_local;
        struct awi_mib_addr     sc_mib_addr;
        struct awi_mib_mac      sc_mib_mac;
        struct awi_mib_stat     sc_mib_stat;
        struct awi_mib_mgt      sc_mib_mgt;
        struct awi_mib_phy      sc_mib_phy;
};

#define sc_if   sc_ec.ec_if

#define awi_read_1(sc, off) ((sc)->sc_chip.sc_ops->read_1)(&sc->sc_chip, off)
#define awi_read_2(sc, off) ((sc)->sc_chip.sc_ops->read_2)(&sc->sc_chip, off)
#define awi_read_4(sc, off) ((sc)->sc_chip.sc_ops->read_4)(&sc->sc_chip, off)
#define awi_read_bytes(sc, off, ptr, len) \
        ((sc)->sc_chip.sc_ops->read_bytes)(&sc->sc_chip, off, ptr, len)

#define awi_write_1(sc, off, val) \
        ((sc)->sc_chip.sc_ops->write_1)(&sc->sc_chip, off, val)
#define awi_write_2(sc, off, val) \
        ((sc)->sc_chip.sc_ops->write_2)(&sc->sc_chip, off, val)
#define awi_write_4(sc, off, val) \
        ((sc)->sc_chip.sc_ops->write_4)(&sc->sc_chip, off, val)
#define awi_write_bytes(sc, off, ptr, len) \
        ((sc)->sc_chip.sc_ops->write_bytes)(&sc->sc_chip, off, ptr, len)

#define awi_drvstate(sc, state) \
        awi_write_1(sc, AWI_DRIVERSTATE, \
            ((state) | AWI_DRV_AUTORXLED|AWI_DRV_AUTOTXLED))

int     awi_attach(struct awi_softc *);
int     awi_detach(struct awi_softc *);
int     awi_activate(device_t, enum devact);
void    awi_shutdown(void *);
int     awi_intr(void *);

#endif /* _DEV_IC_AWIVAR_H */