iwl-commands.h

linux内核源码

				* chnl */
	__le32 suspend_time;   /* pause scan this long when returning to svc
				* chnl.
				* 3945 -- 31:24 # beacons, 19:0 additional usec,
				* 4965 -- 31:22 # beacons, 21:0 additional usec.
				*/
	__le32 flags;
	__le32 filter_flags;

	struct iwl_tx_cmd tx_cmd;
	struct iwl_ssid_ie direct_scan[PROBE_OPTION_MAX];

	u8 data[0];
	/*
	 * The channels start after the probe request payload and are of type:
	 *
	 * struct iwl_scan_channel channels[0];
	 *
	 * NOTE:  Only one band of channels can be scanned per pass.  You
	 * can not mix 2.4GHz channels and 5.2GHz channels and must
	 * request a scan multiple times (not concurrently)
	 *
	 */
} __attribute__ ((packed));

/* Can abort will notify by complete notification with abort status. */
#define CAN_ABORT_STATUS	__constant_cpu_to_le32(0x1)
/* complete notification statuses */
#define ABORT_STATUS            0x2

/*
 * REPLY_SCAN_CMD = 0x80 (response)
 */
struct iwl_scanreq_notification {
	__le32 status;		/* 1: okay, 2: cannot fulfill request */
} __attribute__ ((packed));

/*
 * SCAN_START_NOTIFICATION = 0x82 (notification only, not a command)
 */
struct iwl_scanstart_notification {
	__le32 tsf_low;
	__le32 tsf_high;
	__le32 beacon_timer;
	u8 channel;
	u8 band;
	u8 reserved[2];
	__le32 status;
} __attribute__ ((packed));

#define  SCAN_OWNER_STATUS 0x1;
#define  MEASURE_OWNER_STATUS 0x2;

#define NUMBER_OF_STATISTICS 1	/* first __le32 is good CRC */
/*
 * SCAN_RESULTS_NOTIFICATION = 0x83 (notification only, not a command)
 */
struct iwl_scanresults_notification {
	u8 channel;
	u8 band;
	u8 reserved[2];
	__le32 tsf_low;
	__le32 tsf_high;
	__le32 statistics[NUMBER_OF_STATISTICS];
} __attribute__ ((packed));

/*
 * SCAN_COMPLETE_NOTIFICATION = 0x84 (notification only, not a command)
 */
struct iwl_scancomplete_notification {
	u8 scanned_channels;
	u8 status;
	u8 reserved;
	u8 last_channel;
	__le32 tsf_low;
	__le32 tsf_high;
} __attribute__ ((packed));


/******************************************************************************
 * (9)
 * IBSS/AP Commands and Notifications:
 *
 *****************************************************************************/

/*
 * BEACON_NOTIFICATION = 0x90 (notification only, not a command)
 */
struct iwl_beacon_notif {
	struct iwl_tx_resp beacon_notify_hdr;
	__le32 low_tsf;
	__le32 high_tsf;
	__le32 ibss_mgr_status;
} __attribute__ ((packed));

/*
 * REPLY_TX_BEACON = 0x91 (command, has simple generic response)
 */
struct iwl_tx_beacon_cmd {
	struct iwl_tx_cmd tx;
	__le16 tim_idx;
	u8 tim_size;
	u8 reserved1;
	struct ieee80211_hdr frame[0];	/* beacon frame */
} __attribute__ ((packed));

/******************************************************************************
 * (10)
 * Statistics Commands and Notifications:
 *
 *****************************************************************************/

#define IWL_TEMP_CONVERT 260

#define SUP_RATE_11A_MAX_NUM_CHANNELS  8
#define SUP_RATE_11B_MAX_NUM_CHANNELS  4
#define SUP_RATE_11G_MAX_NUM_CHANNELS  12

/* Used for passing to driver number of successes and failures per rate */
struct rate_histogram {
	union {
		__le32 a[SUP_RATE_11A_MAX_NUM_CHANNELS];
		__le32 b[SUP_RATE_11B_MAX_NUM_CHANNELS];
		__le32 g[SUP_RATE_11G_MAX_NUM_CHANNELS];
	} success;
	union {
		__le32 a[SUP_RATE_11A_MAX_NUM_CHANNELS];
		__le32 b[SUP_RATE_11B_MAX_NUM_CHANNELS];
		__le32 g[SUP_RATE_11G_MAX_NUM_CHANNELS];
	} failed;
} __attribute__ ((packed));

/* statistics command response */

struct statistics_rx_phy {
	__le32 ina_cnt;
	__le32 fina_cnt;
	__le32 plcp_err;
	__le32 crc32_err;
	__le32 overrun_err;
	__le32 early_overrun_err;
	__le32 crc32_good;
	__le32 false_alarm_cnt;
	__le32 fina_sync_err_cnt;
	__le32 sfd_timeout;
	__le32 fina_timeout;
	__le32 unresponded_rts;
	__le32 rxe_frame_limit_overrun;
	__le32 sent_ack_cnt;
	__le32 sent_cts_cnt;
#if IWL == 4965
	__le32 sent_ba_rsp_cnt;
	__le32 dsp_self_kill;
	__le32 mh_format_err;
	__le32 re_acq_main_rssi_sum;
	__le32 reserved3;
#endif
} __attribute__ ((packed));

#if IWL == 4965
struct statistics_rx_ht_phy {
	__le32 plcp_err;
	__le32 overrun_err;
	__le32 early_overrun_err;
	__le32 crc32_good;
	__le32 crc32_err;
	__le32 mh_format_err;
	__le32 agg_crc32_good;
	__le32 agg_mpdu_cnt;
	__le32 agg_cnt;
	__le32 reserved2;
} __attribute__ ((packed));
#endif

struct statistics_rx_non_phy {
	__le32 bogus_cts;	/* CTS received when not expecting CTS */
	__le32 bogus_ack;	/* ACK received when not expecting ACK */
	__le32 non_bssid_frames;	/* number of frames with BSSID that
					 * doesn't belong to the STA BSSID */
	__le32 filtered_frames;	/* count frames that were dumped in the
				 * filtering process */
	__le32 non_channel_beacons;	/* beacons with our bss id but not on
					 * our serving channel */
#if IWL == 4965
	__le32 channel_beacons;	/* beacons with our bss id and in our
				 * serving channel */
	__le32 num_missed_bcon;	/* number of missed beacons */
	__le32 adc_rx_saturation_time;	/* count in 0.8us units the time the
					 * ADC was in saturation */
	__le32 ina_detection_search_time;/* total time (in 0.8us) searched
					  * for INA */
	__le32 beacon_silence_rssi_a;	/* RSSI silence after beacon frame */
	__le32 beacon_silence_rssi_b;	/* RSSI silence after beacon frame */
	__le32 beacon_silence_rssi_c;	/* RSSI silence after beacon frame */
	__le32 interference_data_flag;	/* flag for interference data
					 * availability. 1 when data is
					 * available. */
	__le32 channel_load;	/* counts RX Enable time */
	__le32 dsp_false_alarms;	/* DSP false alarm (both OFDM
					 * and CCK) counter */
	__le32 beacon_rssi_a;
	__le32 beacon_rssi_b;
	__le32 beacon_rssi_c;
	__le32 beacon_energy_a;
	__le32 beacon_energy_b;
	__le32 beacon_energy_c;
#endif
} __attribute__ ((packed));

struct statistics_rx {
	struct statistics_rx_phy ofdm;
	struct statistics_rx_phy cck;
	struct statistics_rx_non_phy general;
#if IWL == 4965
	struct statistics_rx_ht_phy ofdm_ht;
#endif
} __attribute__ ((packed));

#if IWL == 4965
struct statistics_tx_non_phy_agg {
	__le32 ba_timeout;
	__le32 ba_reschedule_frames;
	__le32 scd_query_agg_frame_cnt;
	__le32 scd_query_no_agg;
	__le32 scd_query_agg;
	__le32 scd_query_mismatch;
	__le32 frame_not_ready;
	__le32 underrun;
	__le32 bt_prio_kill;
	__le32 rx_ba_rsp_cnt;
	__le32 reserved2;
	__le32 reserved3;
} __attribute__ ((packed));
#endif

struct statistics_tx {
	__le32 preamble_cnt;
	__le32 rx_detected_cnt;
	__le32 bt_prio_defer_cnt;
	__le32 bt_prio_kill_cnt;
	__le32 few_bytes_cnt;
	__le32 cts_timeout;
	__le32 ack_timeout;
	__le32 expected_ack_cnt;
	__le32 actual_ack_cnt;
#if IWL == 4965
	__le32 dump_msdu_cnt;
	__le32 burst_abort_next_frame_mismatch_cnt;
	__le32 burst_abort_missing_next_frame_cnt;
	__le32 cts_timeout_collision;
	__le32 ack_or_ba_timeout_collision;
	struct statistics_tx_non_phy_agg agg;
#endif
} __attribute__ ((packed));

struct statistics_dbg {
	__le32 burst_check;
	__le32 burst_count;
	__le32 reserved[4];
} __attribute__ ((packed));

struct statistics_div {
	__le32 tx_on_a;
	__le32 tx_on_b;
	__le32 exec_time;
	__le32 probe_time;
#if IWL == 4965
	__le32 reserved1;
	__le32 reserved2;
#endif
} __attribute__ ((packed));

struct statistics_general {
	__le32 temperature;
#if IWL == 4965
	__le32 temperature_m;
#endif
	struct statistics_dbg dbg;
	__le32 sleep_time;
	__le32 slots_out;
	__le32 slots_idle;
	__le32 ttl_timestamp;
	struct statistics_div div;
#if IWL == 4965
	__le32 rx_enable_counter;
	__le32 reserved1;
	__le32 reserved2;
	__le32 reserved3;
#endif
} __attribute__ ((packed));

/*
 * REPLY_STATISTICS_CMD = 0x9c,
 * 3945 and 4965 identical.
 *
 * This command triggers an immediate response containing uCode statistics.
 * The response is in the same format as STATISTICS_NOTIFICATION 0x9d, below.
 *
 * If the CLEAR_STATS configuration flag is set, uCode will clear its
 * internal copy of the statistics (counters) after issuing the response.
 * This flag does not affect STATISTICS_NOTIFICATIONs after beacons (see below).
 *
 * If the DISABLE_NOTIF configuration flag is set, uCode will not issue
 * STATISTICS_NOTIFICATIONs after received beacons (see below).  This flag
 * does not affect the response to the REPLY_STATISTICS_CMD 0x9c itself.
 */
#define IWL_STATS_CONF_CLEAR_STATS __constant_cpu_to_le32(0x1)	/* see above */
#define IWL_STATS_CONF_DISABLE_NOTIF __constant_cpu_to_le32(0x2)/* see above */
struct iwl_statistics_cmd {
	__le32 configuration_flags;	/* IWL_STATS_CONF_* */
} __attribute__ ((packed));

/*
 * STATISTICS_NOTIFICATION = 0x9d (notification only, not a command)
 *
 * By default, uCode issues this notification after receiving a beacon
 * while associated.  To disable this behavior, set DISABLE_NOTIF flag in the
 * REPLY_STATISTICS_CMD 0x9c, above.
 *
 * Statistics counters continue to increment beacon after beacon, but are
 * cleared when changing channels or when driver issues REPLY_STATISTICS_CMD
 * 0x9c with CLEAR_STATS bit set (see above).
 *
 * uCode also issues this notification during scans.  uCode clears statistics
 * appropriately so that each notification contains statistics for only the
 * one channel that has just been scanned.
 */
#define STATISTICS_REPLY_FLG_BAND_24G_MSK         __constant_cpu_to_le32(0x2)
#define STATISTICS_REPLY_FLG_FAT_MODE_MSK         __constant_cpu_to_le32(0x8)
struct iwl_notif_statistics {
	__le32 flag;
	struct statistics_rx rx;
	struct statistics_tx tx;
	struct statistics_general general;
} __attribute__ ((packed));


/*
 * MISSED_BEACONS_NOTIFICATION = 0xa2 (notification only, not a command)
 */
/* if ucode missed CONSECUTIVE_MISSED_BCONS_TH beacons in a row,
 * then this notification will be sent. */
#define CONSECUTIVE_MISSED_BCONS_TH 20

struct iwl_missed_beacon_notif {
	__le32 consequtive_missed_beacons;
	__le32 total_missed_becons;
	__le32 num_expected_beacons;
	__le32 num_recvd_beacons;
} __attribute__ ((packed));

/******************************************************************************
 * (11)
 * Rx Calibration Commands:
 *
 *****************************************************************************/

#define PHY_CALIBRATE_DIFF_GAIN_CMD (7)
#define HD_TABLE_SIZE  (11)

struct iwl_sensitivity_cmd {
	__le16 control;
	__le16 table[HD_TABLE_SIZE];
} __attribute__ ((packed));

struct iwl_calibration_cmd {
	u8 opCode;
	u8 flags;
	__le16 reserved;
	s8 diff_gain_a;
	s8 diff_gain_b;
	s8 diff_gain_c;
	u8 reserved1;
} __attribute__ ((packed));

/******************************************************************************
 * (12)
 * Miscellaneous Commands:
 *
 *****************************************************************************/

/*
 * LEDs Command & Response
 * REPLY_LEDS_CMD = 0x48 (command, has simple generic response)
 *
 * For each of 3 possible LEDs (Activity/Link/Tech, selected by "id" field),
 * this command turns it on or off, or sets up a periodic blinking cycle.
 */
struct iwl_led_cmd {
	__le32 interval;	/* "interval" in uSec */
	u8 id;			/* 1: Activity, 2: Link, 3: Tech */
	u8 off;			/* # intervals off while blinking;
				 * "0", with >0 "on" value, turns LED on */
	u8 on;			/* # intervals on while blinking;
				 * "0", regardless of "off", turns LED off */
	u8 reserved;
} __attribute__ ((packed));

/******************************************************************************
 * (13)
 * Union of all expected notifications/responses:
 *
 *****************************************************************************/

struct iwl_rx_packet {
	__le32 len;
	struct iwl_cmd_header hdr;
	union {
		struct iwl_alive_resp alive_frame;
		struct iwl_rx_frame rx_frame;
		struct iwl_tx_resp tx_resp;
		struct iwl_spectrum_notification spectrum_notif;
		struct iwl_csa_notification csa_notif;
		struct iwl_error_resp err_resp;
		struct iwl_card_state_notif card_state_notif;
		struct iwl_beacon_notif beacon_status;
		struct iwl_add_sta_resp add_sta;
		struct iwl_sleep_notification sleep_notif;
		struct iwl_spectrum_resp spectrum;
		struct iwl_notif_statistics stats;
#if IWL == 4965
		struct iwl_compressed_ba_resp compressed_ba;
		struct iwl_missed_beacon_notif missed_beacon;
#endif
		__le32 status;
		u8 raw[0];
	} u;
} __attribute__ ((packed));

#define IWL_RX_FRAME_SIZE        (4 + sizeof(struct iwl_rx_frame))

#endif				/* __iwl_commands_h__ */