/*	$OpenBSD: if_malovar.h,v 1.27 2007/10/09 20:37:32 mglocker Exp $ */

/*
 * Copyright (c) 2007 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.
 */

/* simplify bus space access */
#define MALO_READ_1(sc, reg) \
	bus_space_read_1((sc)->sc_iot, (sc)->sc_ioh, (reg))
#define MALO_READ_2(sc, reg) \
	bus_space_read_2((sc)->sc_iot, (sc)->sc_ioh, (reg))
#define	MALO_READ_MULTI_2(sc, reg, off, size) \
	bus_space_read_raw_multi_2((sc)->sc_iot, (sc)->sc_ioh, (reg), (off), \
	(size))
#define MALO_WRITE_1(sc, reg, val) \
	bus_space_write_1((sc)->sc_iot, (sc)->sc_ioh, (reg), (val))
#define MALO_WRITE_2(sc, reg, val) \
	bus_space_write_2((sc)->sc_iot, (sc)->sc_ioh, (reg), (val))
#define MALO_WRITE_MULTI_2(sc, reg, off, size) \
	bus_space_write_raw_multi_2((sc)->sc_iot, (sc)->sc_ioh, (reg), (off), \
	(size))

/* miscellaneous */
#define MALO_FW_HELPER_BSIZE	256	/* helper FW block size */
#define MALO_FW_HELPER_LOADED	0x10	/* helper FW loaded */
#define MALO_FW_MAIN_MAXRETRY	20	/* main FW block resend max retry */
#define MALO_CMD_BUFFER_SIZE	256	/* cmd buffer */

/* device flags */
#define MALO_DEVICE_ATTACHED	(1 << 0)
#define MALO_FW_LOADED		(1 << 1)
#define MALO_ASSOC_FAILED	(1 << 2)

/*
 * FW command structures
 */
struct malo_cmd_header {
	uint16_t	cmd;
	uint16_t	size;
	uint16_t	seqnum;
	uint16_t	result;
	/* malo_cmd_body */
};

struct malo_cmd_body_spec {
	uint16_t	hw_if_version;
	uint16_t	hw_version;
	uint16_t	num_of_wcb;
	uint16_t	num_of_mcast;
	uint8_t		macaddr[ETHER_ADDR_LEN];
	uint16_t	regioncode;
	uint16_t	num_of_antenna;
	uint32_t	fw_version;
	uint32_t	wcbbase;
	uint32_t	rxpdrdptr;
	uint32_t	rxpdwrptr;
	uint32_t	fw_capinfo;
} __packed;

struct malo_cmd_body_scan {
	uint8_t		bsstype;
	uint8_t		bssid[ETHER_ADDR_LEN];
	/* malo_cmd_tlv_ssid */
	/* malo_cmd_tlv_chanlist */
	/* malo_cmd_tlv_rates */
	/* malo_cmd_tlv_numprobes */
} __packed;

struct malo_cmd_body_rsp_scan {
	uint16_t	bufsize;
	uint8_t		numofset;
} __packed;
struct malo_cmd_body_rsp_scan_set {
	uint16_t	size;
	uint8_t		bssid[ETHER_ADDR_LEN];
	uint8_t		rssi;
	uint8_t		timestamp[8];
	uint16_t	beaconintvl;
	uint16_t	capinfo;
} __packed;

struct malo_cmd_body_auth {
	uint8_t		peermac[ETHER_ADDR_LEN];
	uint8_t		authtype;
} __packed;

#define MALO_WEP_ACTION_TYPE_ADD	0x02
#define MALO_WEP_ACTION_TYPE_REMOVE	0x04
#define MALO_WEP_ACTION_TYPE_DEFAULT	0x08
#define MALO_WEP_KEY_TYPE_40BIT		0x01
#define MALO_WEP_KEY_TYPE_104BIT	0x02
struct malo_cmd_body_wep {
	uint16_t	action;
	uint16_t	key_index;
	uint8_t		key_type_1;
	uint8_t		key_type_2;
	uint8_t		key_type_3;
	uint8_t		key_type_4;
	uint8_t		key_value_1[16];
	uint8_t		key_value_2[16];
	uint8_t		key_value_3[16];
	uint8_t		key_value_4[16];
} __packed;

#define MALO_OID_BSS		0x00
#define MALO_OID_RATE		0x01
#define MALO_OID_BCNPERIOD	0x02
#define MALO_OID_DTIMPERIOD	0x03
#define MALO_OID_ASSOCTIMEOUT	0x04
#define MALO_OID_RTSTRESH	0x05
#define MALO_OID_SHORTRETRY	0x06
#define MALO_OID_LONGRETRY	0x07
#define MALO_OID_FRAGTRESH	0x08
#define MALO_OID_80211D		0x09
#define MALO_OID_80211H		0x0a
struct malo_cmd_body_snmp {
	uint16_t	action;
	uint16_t	oid;
	uint16_t	size;
	uint8_t		data[128];
} __packed;

struct malo_cmd_body_radio {
	uint16_t	action;
	uint16_t	control;
} __packed;

struct malo_cmd_body_channel {
	uint16_t	action;
	uint16_t	channel;
	uint16_t	rftype;
	uint16_t	reserved;
	uint8_t		channel_list[32];
} __packed;

struct malo_cmd_body_txpower {
	uint16_t	action;
	int16_t		txpower;	
} __packed;

struct malo_cmd_body_antenna {
	uint16_t	action;
	uint16_t	antenna_mode;
} __packed;

struct malo_cmd_body_macctrl {
	uint16_t	action;
	uint16_t	reserved;
} __packed;

struct malo_cmd_body_macaddr {
	uint16_t	action;
	uint8_t		macaddr[ETHER_ADDR_LEN];
} __packed;

struct malo_cmd_body_assoc {
	uint8_t		peermac[ETHER_ADDR_LEN];
	uint16_t	capinfo;
	uint16_t	listenintrv;
	uint16_t	bcnperiod;
	uint8_t		dtimperiod;
	/* malo_cmd_tlv_ssid */
	/* malo_cmd_tlv_phy */
	/* malo_cmd_tlv_cf */
	/* malo_cmd_tlv_rate */
} __packed;

struct malo_cmd_body_rsp_assoc {
	uint16_t	capinfo;
	uint16_t	status;
	uint16_t	assoc_id;
	uint16_t	info_len;
	/* uint8_t	info[270] */
} __packed;

struct malo_cmd_body_80211d {
	uint16_t	action;
	/* malo_cmd_tlv_80211d */
} __packed;

struct malo_cmd_body_bgscan_config {
	uint16_t	action;
	uint8_t		enable;
	uint8_t		bsstype;
	uint8_t		chperscan;
	uint8_t		discard;
	uint16_t	reserved;
	uint32_t	scanintvl;
	uint32_t	storecond;
	uint32_t	reportcond;
	uint16_t	maxscanres;
} __packed;

struct malo_cmd_body_bgscan_query {
	uint8_t		flush;
} __packed;

#define MALO_RATE_BITMAP_DS1	(1 << 0)
#define MALO_RATE_BITMAP_DS2	(1 << 1)
#define MALO_RATE_BITMAP_DS5	(1 << 2)
#define MALO_RATE_BITMAP_DS11	(1 << 3)
#define MALO_RATE_BITMAP_OFDM6	(1 << 5)
#define MALO_RATE_BITMAP_OFDM9	(1 << 6)
#define MALO_RATE_BITMAP_OFDM12	(1 << 7)
#define MALO_RATE_BITMAP_OFDM18	(1 << 8)
#define MALO_RATE_BITMAP_OFDM24	(1 << 9)
#define MALO_RATE_BITMAP_OFDM36	(1 << 10)
#define MALO_RATE_BITMAP_OFDM48	(1 << 11)
#define MALO_RATE_BITMAP_OFDM54	(1 << 12)
#define MALO_RATE_BITMAP_AUTO	0x1fef
struct malo_cmd_body_rate {
	uint16_t	action;
	uint16_t	hwauto;
	uint16_t	ratebitmap;
} __packed;

/*
 * FW command TLV structures
 */
#define MALO_TLV_TYPE_SSID	0x0000
#define MALO_TLV_TYPE_RATES	0x0001
#define MALO_TLV_TYPE_PHY	0x0003
#define MALO_TLV_TYPE_CF	0x0004
#define MALO_TLV_TYPE_80211D	0x0007
#define MALO_TLV_TYPE_CHANLIST	0x0101
#define MALO_TLV_TYPE_NUMPROBES	0x0102
#define MALO_TLV_TYPE_PASSEID	0x010a

struct malo_cmd_tlv_ssid {
	uint16_t	type;
	uint16_t	size;
	uint8_t		data[1];
} __packed;

struct malo_cmd_tlv_rates {
	uint16_t	type;
	uint16_t	size;
	uint8_t		data[1];
} __packed;

struct malo_cmd_tlv_phy {
	uint16_t	type;
	uint16_t	size;
	uint8_t		data[1];
} __packed;

struct malo_cmd_tlv_cf {
	uint16_t	type;
	uint16_t	size;
	uint8_t		data[1];
} __packed;

struct malo_cmd_tlv_80211d_param {
	uint8_t		firstchannel;
	uint8_t		numchannels;
	uint8_t		maxtxpower;
} __packed;
struct malo_cmd_tlv_80211d {
	uint16_t	type;
	uint16_t	size;
	uint8_t		countrycode[3];
	struct malo_cmd_tlv_80211d_param data[12];
} __packed;

struct malo_cmd_tlv_chanlist_param {
	uint8_t		radiotype;
	uint8_t		channumber;
	uint8_t		scantype;
	uint16_t	minscantime;
	uint16_t	maxscantime;
} __packed;
#define CHANNELS	12
struct malo_cmd_tlv_chanlist {
	uint16_t	type;
	uint16_t	size;
	struct malo_cmd_tlv_chanlist_param data[CHANNELS];
} __packed;

struct malo_cmd_tlv_numprobes {
	uint16_t	type;
	uint16_t	size;
	uint16_t	numprobes;
} __packed;

struct malo_cmd_tlv_passeid {
	uint16_t        type;
	uint16_t        size;
	uint8_t         data[1];
} __packed;

/* RX descriptor */
#define MALO_RX_STATUS_OK	0x0001
struct malo_rx_desc {
	uint16_t	status;
	uint8_t		snr;
	uint8_t		control;
	uint16_t	pkglen;
	uint8_t		nf;
	uint8_t		rate;
	uint32_t	pkgoffset;
	uint32_t	reserved1;
	uint8_t		priority;
	uint8_t		reserved2[3];
} __packed;

/* TX descriptor */
struct malo_tx_desc {
	uint32_t	status;
	uint32_t	control;
	uint32_t	pkgoffset;
	uint16_t	pkglen;
	uint8_t		dstaddrhigh[2];
	uint8_t		dstaddrlow[4];
	uint8_t		priority;
	uint8_t		flags;
	uint8_t		reserved[2];
} __packed;

/* scanned network */
struct malo_networks {
	uint8_t		bssid[ETHER_ADDR_LEN];
	uint8_t		rssi;
	uint8_t		timestamp[8];
	uint16_t	beaconintvl;
	uint16_t	capinfo;
	uint8_t		ssid[32];
	uint8_t		rates[14];
	uint8_t		channel;
} __packed;

/*
 * Softc
 */
struct malo_softc {
	struct device		 sc_dev;
	struct ieee80211com	 sc_ic;
	bus_space_tag_t		 sc_iot;
	bus_space_handle_t	 sc_ioh;
	int			 (*sc_newstate)
				 (struct ieee80211com *, enum ieee80211_state,
				     int);

	int			 sc_flags;
	uint8_t			*sc_fw_h;
	uint8_t			*sc_fw_m;
	size_t			 sc_fw_h_size;
	size_t			 sc_fw_m_size;
	int			 sc_cmd_ctxsave;
	void			*sc_cmd;
	void			*sc_data;
	uint8_t			 sc_curchan;
	int			 sc_net_num;
	int			 sc_net_cur;
	struct malo_networks	 sc_net[12];
	struct timeout		 sc_scan_to;
};
