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Diffstat (limited to 'drivers/net/wireless/ipw2200.h')
-rw-r--r-- | drivers/net/wireless/ipw2200.h | 1680 |
1 files changed, 1680 insertions, 0 deletions
diff --git a/drivers/net/wireless/ipw2200.h b/drivers/net/wireless/ipw2200.h new file mode 100644 index 0000000..5b00882 --- /dev/null +++ b/drivers/net/wireless/ipw2200.h @@ -0,0 +1,1680 @@ +/****************************************************************************** + + Copyright(c) 2003 - 2004 Intel Corporation. All rights reserved. + + This program is free software; you can redistribute it and/or modify it + under the terms of version 2 of the GNU General Public License as + published by the Free Software Foundation. + + This program is distributed in the hope that it will be useful, but WITHOUT + ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + more details. + + You should have received a copy of the GNU General Public License along with + this program; if not, write to the Free Software Foundation, Inc., 59 + Temple Place - Suite 330, Boston, MA 02111-1307, USA. + + The full GNU General Public License is included in this distribution in the + file called LICENSE. + + Contact Information: + James P. Ketrenos <ipw2100-admin@linux.intel.com> + Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497 + +******************************************************************************/ + +#ifndef __ipw2200_h__ +#define __ipw2200_h__ + +#define WEXT_USECHANNELS 1 + +#include <linux/module.h> +#include <linux/moduleparam.h> +#include <linux/config.h> +#include <linux/init.h> + +#include <linux/version.h> +#include <linux/pci.h> +#include <linux/netdevice.h> +#include <linux/ethtool.h> +#include <linux/skbuff.h> +#include <linux/etherdevice.h> +#include <linux/delay.h> +#include <linux/random.h> +#include <linux/dma-mapping.h> + +#include <linux/firmware.h> +#include <linux/wireless.h> +#include <linux/dma-mapping.h> +#include <asm/io.h> + +#include <net/ieee80211.h> + +#define DRV_NAME "ipw2200" + +#include <linux/workqueue.h> + +/* Authentication and Association States */ +enum connection_manager_assoc_states { + CMAS_INIT = 0, + CMAS_TX_AUTH_SEQ_1, + CMAS_RX_AUTH_SEQ_2, + CMAS_AUTH_SEQ_1_PASS, + CMAS_AUTH_SEQ_1_FAIL, + CMAS_TX_AUTH_SEQ_3, + CMAS_RX_AUTH_SEQ_4, + CMAS_AUTH_SEQ_2_PASS, + CMAS_AUTH_SEQ_2_FAIL, + CMAS_AUTHENTICATED, + CMAS_TX_ASSOC, + CMAS_RX_ASSOC_RESP, + CMAS_ASSOCIATED, + CMAS_LAST +}; + +#define IPW_WAIT (1<<0) +#define IPW_QUIET (1<<1) +#define IPW_ROAMING (1<<2) + +#define IPW_POWER_MODE_CAM 0x00 //(always on) +#define IPW_POWER_INDEX_1 0x01 +#define IPW_POWER_INDEX_2 0x02 +#define IPW_POWER_INDEX_3 0x03 +#define IPW_POWER_INDEX_4 0x04 +#define IPW_POWER_INDEX_5 0x05 +#define IPW_POWER_AC 0x06 +#define IPW_POWER_BATTERY 0x07 +#define IPW_POWER_LIMIT 0x07 +#define IPW_POWER_MASK 0x0F +#define IPW_POWER_ENABLED 0x10 +#define IPW_POWER_LEVEL(x) ((x) & IPW_POWER_MASK) + +#define IPW_CMD_HOST_COMPLETE 2 +#define IPW_CMD_POWER_DOWN 4 +#define IPW_CMD_SYSTEM_CONFIG 6 +#define IPW_CMD_MULTICAST_ADDRESS 7 +#define IPW_CMD_SSID 8 +#define IPW_CMD_ADAPTER_ADDRESS 11 +#define IPW_CMD_PORT_TYPE 12 +#define IPW_CMD_RTS_THRESHOLD 15 +#define IPW_CMD_FRAG_THRESHOLD 16 +#define IPW_CMD_POWER_MODE 17 +#define IPW_CMD_WEP_KEY 18 +#define IPW_CMD_TGI_TX_KEY 19 +#define IPW_CMD_SCAN_REQUEST 20 +#define IPW_CMD_ASSOCIATE 21 +#define IPW_CMD_SUPPORTED_RATES 22 +#define IPW_CMD_SCAN_ABORT 23 +#define IPW_CMD_TX_FLUSH 24 +#define IPW_CMD_QOS_PARAMETERS 25 +#define IPW_CMD_SCAN_REQUEST_EXT 26 +#define IPW_CMD_DINO_CONFIG 30 +#define IPW_CMD_RSN_CAPABILITIES 31 +#define IPW_CMD_RX_KEY 32 +#define IPW_CMD_CARD_DISABLE 33 +#define IPW_CMD_SEED_NUMBER 34 +#define IPW_CMD_TX_POWER 35 +#define IPW_CMD_COUNTRY_INFO 36 +#define IPW_CMD_AIRONET_INFO 37 +#define IPW_CMD_AP_TX_POWER 38 +#define IPW_CMD_CCKM_INFO 39 +#define IPW_CMD_CCX_VER_INFO 40 +#define IPW_CMD_SET_CALIBRATION 41 +#define IPW_CMD_SENSITIVITY_CALIB 42 +#define IPW_CMD_RETRY_LIMIT 51 +#define IPW_CMD_IPW_PRE_POWER_DOWN 58 +#define IPW_CMD_VAP_BEACON_TEMPLATE 60 +#define IPW_CMD_VAP_DTIM_PERIOD 61 +#define IPW_CMD_EXT_SUPPORTED_RATES 62 +#define IPW_CMD_VAP_LOCAL_TX_PWR_CONSTRAINT 63 +#define IPW_CMD_VAP_QUIET_INTERVALS 64 +#define IPW_CMD_VAP_CHANNEL_SWITCH 65 +#define IPW_CMD_VAP_MANDATORY_CHANNELS 66 +#define IPW_CMD_VAP_CELL_PWR_LIMIT 67 +#define IPW_CMD_VAP_CF_PARAM_SET 68 +#define IPW_CMD_VAP_SET_BEACONING_STATE 69 +#define IPW_CMD_MEASUREMENT 80 +#define IPW_CMD_POWER_CAPABILITY 81 +#define IPW_CMD_SUPPORTED_CHANNELS 82 +#define IPW_CMD_TPC_REPORT 83 +#define IPW_CMD_WME_INFO 84 +#define IPW_CMD_PRODUCTION_COMMAND 85 +#define IPW_CMD_LINKSYS_EOU_INFO 90 + +#define RFD_SIZE 4 +#define NUM_TFD_CHUNKS 6 + +#define TX_QUEUE_SIZE 32 +#define RX_QUEUE_SIZE 32 + +#define DINO_CMD_WEP_KEY 0x08 +#define DINO_CMD_TX 0x0B +#define DCT_ANTENNA_A 0x01 +#define DCT_ANTENNA_B 0x02 + +#define IPW_A_MODE 0 +#define IPW_B_MODE 1 +#define IPW_G_MODE 2 + +/* + * TX Queue Flag Definitions + */ + +/* abort attempt if mgmt frame is rx'd */ +#define DCT_FLAG_ABORT_MGMT 0x01 + +/* require CTS */ +#define DCT_FLAG_CTS_REQUIRED 0x02 + +/* use short preamble */ +#define DCT_FLAG_SHORT_PREMBL 0x04 + +/* RTS/CTS first */ +#define DCT_FLAG_RTS_REQD 0x08 + +/* dont calculate duration field */ +#define DCT_FLAG_DUR_SET 0x10 + +/* even if MAC WEP set (allows pre-encrypt) */ +#define DCT_FLAG_NO_WEP 0x20 + +/* overwrite TSF field */ +#define DCT_FLAG_TSF_REQD 0x40 + +/* ACK rx is expected to follow */ +#define DCT_FLAG_ACK_REQD 0x80 + +#define DCT_FLAG_EXT_MODE_CCK 0x01 +#define DCT_FLAG_EXT_MODE_OFDM 0x00 + +#define TX_RX_TYPE_MASK 0xFF +#define TX_FRAME_TYPE 0x00 +#define TX_HOST_COMMAND_TYPE 0x01 +#define RX_FRAME_TYPE 0x09 +#define RX_HOST_NOTIFICATION_TYPE 0x03 +#define RX_HOST_CMD_RESPONSE_TYPE 0x04 +#define RX_TX_FRAME_RESPONSE_TYPE 0x05 +#define TFD_NEED_IRQ_MASK 0x04 + +#define HOST_CMD_DINO_CONFIG 30 + +#define HOST_NOTIFICATION_STATUS_ASSOCIATED 10 +#define HOST_NOTIFICATION_STATUS_AUTHENTICATE 11 +#define HOST_NOTIFICATION_STATUS_SCAN_CHANNEL_RESULT 12 +#define HOST_NOTIFICATION_STATUS_SCAN_COMPLETED 13 +#define HOST_NOTIFICATION_STATUS_FRAG_LENGTH 14 +#define HOST_NOTIFICATION_STATUS_LINK_DETERIORATION 15 +#define HOST_NOTIFICATION_DINO_CONFIG_RESPONSE 16 +#define HOST_NOTIFICATION_STATUS_BEACON_STATE 17 +#define HOST_NOTIFICATION_STATUS_TGI_TX_KEY 18 +#define HOST_NOTIFICATION_TX_STATUS 19 +#define HOST_NOTIFICATION_CALIB_KEEP_RESULTS 20 +#define HOST_NOTIFICATION_MEASUREMENT_STARTED 21 +#define HOST_NOTIFICATION_MEASUREMENT_ENDED 22 +#define HOST_NOTIFICATION_CHANNEL_SWITCHED 23 +#define HOST_NOTIFICATION_RX_DURING_QUIET_PERIOD 24 +#define HOST_NOTIFICATION_NOISE_STATS 25 +#define HOST_NOTIFICATION_S36_MEASUREMENT_ACCEPTED 30 +#define HOST_NOTIFICATION_S36_MEASUREMENT_REFUSED 31 + +#define HOST_NOTIFICATION_STATUS_BEACON_MISSING 1 +#define IPW_MB_DISASSOCIATE_THRESHOLD_DEFAULT 24 +#define IPW_MB_ROAMING_THRESHOLD_DEFAULT 8 +#define IPW_REAL_RATE_RX_PACKET_THRESHOLD 300 + +#define MACADRR_BYTE_LEN 6 + +#define DCR_TYPE_AP 0x01 +#define DCR_TYPE_WLAP 0x02 +#define DCR_TYPE_MU_ESS 0x03 +#define DCR_TYPE_MU_IBSS 0x04 +#define DCR_TYPE_MU_PIBSS 0x05 +#define DCR_TYPE_SNIFFER 0x06 +#define DCR_TYPE_MU_BSS DCR_TYPE_MU_ESS + +/** + * Generic queue structure + * + * Contains common data for Rx and Tx queues + */ +struct clx2_queue { + int n_bd; /**< number of BDs in this queue */ + int first_empty; /**< 1-st empty entry (index) */ + int last_used; /**< last used entry (index) */ + u32 reg_w; /**< 'write' reg (queue head), addr in domain 1 */ + u32 reg_r; /**< 'read' reg (queue tail), addr in domain 1 */ + dma_addr_t dma_addr; /**< physical addr for BD's */ + int low_mark; /**< low watermark, resume queue if free space more than this */ + int high_mark; /**< high watermark, stop queue if free space less than this */ +} __attribute__ ((packed)); + +struct machdr32 { + u16 frame_ctl; + u16 duration; // watch out for endians! + u8 addr1[MACADRR_BYTE_LEN]; + u8 addr2[MACADRR_BYTE_LEN]; + u8 addr3[MACADRR_BYTE_LEN]; + u16 seq_ctrl; // more endians! + u8 addr4[MACADRR_BYTE_LEN]; + u16 qos_ctrl; +} __attribute__ ((packed)); + +struct machdr30 { + u16 frame_ctl; + u16 duration; // watch out for endians! + u8 addr1[MACADRR_BYTE_LEN]; + u8 addr2[MACADRR_BYTE_LEN]; + u8 addr3[MACADRR_BYTE_LEN]; + u16 seq_ctrl; // more endians! + u8 addr4[MACADRR_BYTE_LEN]; +} __attribute__ ((packed)); + +struct machdr26 { + u16 frame_ctl; + u16 duration; // watch out for endians! + u8 addr1[MACADRR_BYTE_LEN]; + u8 addr2[MACADRR_BYTE_LEN]; + u8 addr3[MACADRR_BYTE_LEN]; + u16 seq_ctrl; // more endians! + u16 qos_ctrl; +} __attribute__ ((packed)); + +struct machdr24 { + u16 frame_ctl; + u16 duration; // watch out for endians! + u8 addr1[MACADRR_BYTE_LEN]; + u8 addr2[MACADRR_BYTE_LEN]; + u8 addr3[MACADRR_BYTE_LEN]; + u16 seq_ctrl; // more endians! +} __attribute__ ((packed)); + +// TX TFD with 32 byte MAC Header +struct tx_tfd_32 { + struct machdr32 mchdr; // 32 + u32 uivplaceholder[2]; // 8 +} __attribute__ ((packed)); + +// TX TFD with 30 byte MAC Header +struct tx_tfd_30 { + struct machdr30 mchdr; // 30 + u8 reserved[2]; // 2 + u32 uivplaceholder[2]; // 8 +} __attribute__ ((packed)); + +// tx tfd with 26 byte mac header +struct tx_tfd_26 { + struct machdr26 mchdr; // 26 + u8 reserved1[2]; // 2 + u32 uivplaceholder[2]; // 8 + u8 reserved2[4]; // 4 +} __attribute__ ((packed)); + +// tx tfd with 24 byte mac header +struct tx_tfd_24 { + struct machdr24 mchdr; // 24 + u32 uivplaceholder[2]; // 8 + u8 reserved[8]; // 8 +} __attribute__ ((packed)); + +#define DCT_WEP_KEY_FIELD_LENGTH 16 + +struct tfd_command { + u8 index; + u8 length; + u16 reserved; + u8 payload[0]; +} __attribute__ ((packed)); + +struct tfd_data { + /* Header */ + u32 work_area_ptr; + u8 station_number; /* 0 for BSS */ + u8 reserved1; + u16 reserved2; + + /* Tx Parameters */ + u8 cmd_id; + u8 seq_num; + u16 len; + u8 priority; + u8 tx_flags; + u8 tx_flags_ext; + u8 key_index; + u8 wepkey[DCT_WEP_KEY_FIELD_LENGTH]; + u8 rate; + u8 antenna; + u16 next_packet_duration; + u16 next_frag_len; + u16 back_off_counter; //////txop; + u8 retrylimit; + u16 cwcurrent; + u8 reserved3; + + /* 802.11 MAC Header */ + union { + struct tx_tfd_24 tfd_24; + struct tx_tfd_26 tfd_26; + struct tx_tfd_30 tfd_30; + struct tx_tfd_32 tfd_32; + } tfd; + + /* Payload DMA info */ + u32 num_chunks; + u32 chunk_ptr[NUM_TFD_CHUNKS]; + u16 chunk_len[NUM_TFD_CHUNKS]; +} __attribute__ ((packed)); + +struct txrx_control_flags { + u8 message_type; + u8 rx_seq_num; + u8 control_bits; + u8 reserved; +} __attribute__ ((packed)); + +#define TFD_SIZE 128 +#define TFD_CMD_IMMEDIATE_PAYLOAD_LENGTH (TFD_SIZE - sizeof(struct txrx_control_flags)) + +struct tfd_frame { + struct txrx_control_flags control_flags; + union { + struct tfd_data data; + struct tfd_command cmd; + u8 raw[TFD_CMD_IMMEDIATE_PAYLOAD_LENGTH]; + } u; +} __attribute__ ((packed)); + +typedef void destructor_func(const void *); + +/** + * Tx Queue for DMA. Queue consists of circular buffer of + * BD's and required locking structures. + */ +struct clx2_tx_queue { + struct clx2_queue q; + struct tfd_frame *bd; + struct ieee80211_txb **txb; +}; + +/* + * RX related structures and functions + */ +#define RX_FREE_BUFFERS 32 +#define RX_LOW_WATERMARK 8 + +#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 { + u32 a[SUP_RATE_11A_MAX_NUM_CHANNELS]; + u32 b[SUP_RATE_11B_MAX_NUM_CHANNELS]; + u32 g[SUP_RATE_11G_MAX_NUM_CHANNELS]; + } success; + union { + u32 a[SUP_RATE_11A_MAX_NUM_CHANNELS]; + u32 b[SUP_RATE_11B_MAX_NUM_CHANNELS]; + u32 g[SUP_RATE_11G_MAX_NUM_CHANNELS]; + } failed; +} __attribute__ ((packed)); + +/* statistics command response */ +struct ipw_cmd_stats { + u8 cmd_id; + u8 seq_num; + u16 good_sfd; + u16 bad_plcp; + u16 wrong_bssid; + u16 valid_mpdu; + u16 bad_mac_header; + u16 reserved_frame_types; + u16 rx_ina; + u16 bad_crc32; + u16 invalid_cts; + u16 invalid_acks; + u16 long_distance_ina_fina; + u16 dsp_silence_unreachable; + u16 accumulated_rssi; + u16 rx_ovfl_frame_tossed; + u16 rssi_silence_threshold; + u16 rx_ovfl_frame_supplied; + u16 last_rx_frame_signal; + u16 last_rx_frame_noise; + u16 rx_autodetec_no_ofdm; + u16 rx_autodetec_no_barker; + u16 reserved; +} __attribute__ ((packed)); + +struct notif_channel_result { + u8 channel_num; + struct ipw_cmd_stats stats; + u8 uReserved; +} __attribute__ ((packed)); + +struct notif_scan_complete { + u8 scan_type; + u8 num_channels; + u8 status; + u8 reserved; +} __attribute__ ((packed)); + +struct notif_frag_length { + u16 frag_length; + u16 reserved; +} __attribute__ ((packed)); + +struct notif_beacon_state { + u32 state; + u32 number; +} __attribute__ ((packed)); + +struct notif_tgi_tx_key { + u8 key_state; + u8 security_type; + u8 station_index; + u8 reserved; +} __attribute__ ((packed)); + +struct notif_link_deterioration { + struct ipw_cmd_stats stats; + u8 rate; + u8 modulation; + struct rate_histogram histogram; + u8 reserved1; + u16 reserved2; +} __attribute__ ((packed)); + +struct notif_association { + u8 state; +} __attribute__ ((packed)); + +struct notif_authenticate { + u8 state; + struct machdr24 addr; + u16 status; +} __attribute__ ((packed)); + +struct notif_calibration { + u8 data[104]; +} __attribute__ ((packed)); + +struct notif_noise { + u32 value; +} __attribute__ ((packed)); + +struct ipw_rx_notification { + u8 reserved[8]; + u8 subtype; + u8 flags; + u16 size; + union { + struct notif_association assoc; + struct notif_authenticate auth; + struct notif_channel_result channel_result; + struct notif_scan_complete scan_complete; + struct notif_frag_length frag_len; + struct notif_beacon_state beacon_state; + struct notif_tgi_tx_key tgi_tx_key; + struct notif_link_deterioration link_deterioration; + struct notif_calibration calibration; + struct notif_noise noise; + u8 raw[0]; + } u; +} __attribute__ ((packed)); + +struct ipw_rx_frame { + u32 reserved1; + u8 parent_tsf[4]; // fw_use[0] is boolean for OUR_TSF_IS_GREATER + u8 received_channel; // The channel that this frame was received on. + // Note that for .11b this does not have to be + // the same as the channel that it was sent. + // Filled by LMAC + u8 frameStatus; + u8 rate; + u8 rssi; + u8 agc; + u8 rssi_dbm; + u16 signal; + u16 noise; + u8 antennaAndPhy; + u8 control; // control bit should be on in bg + u8 rtscts_rate; // rate of rts or cts (in rts cts sequence rate + // is identical) + u8 rtscts_seen; // 0x1 RTS seen ; 0x2 CTS seen + u16 length; + u8 data[0]; +} __attribute__ ((packed)); + +struct ipw_rx_header { + u8 message_type; + u8 rx_seq_num; + u8 control_bits; + u8 reserved; +} __attribute__ ((packed)); + +struct ipw_rx_packet { + struct ipw_rx_header header; + union { + struct ipw_rx_frame frame; + struct ipw_rx_notification notification; + } u; +} __attribute__ ((packed)); + +#define IPW_RX_NOTIFICATION_SIZE sizeof(struct ipw_rx_header) + 12 +#define IPW_RX_FRAME_SIZE sizeof(struct ipw_rx_header) + \ + sizeof(struct ipw_rx_frame) + +struct ipw_rx_mem_buffer { + dma_addr_t dma_addr; + struct ipw_rx_buffer *rxb; + struct sk_buff *skb; + struct list_head list; +}; /* Not transferred over network, so not __attribute__ ((packed)) */ + +struct ipw_rx_queue { + struct ipw_rx_mem_buffer pool[RX_QUEUE_SIZE + RX_FREE_BUFFERS]; + struct ipw_rx_mem_buffer *queue[RX_QUEUE_SIZE]; + u32 processed; /* Internal index to last handled Rx packet */ + u32 read; /* Shared index to newest available Rx buffer */ + u32 write; /* Shared index to oldest written Rx packet */ + u32 free_count; /* Number of pre-allocated buffers in rx_free */ + /* Each of these lists is used as a FIFO for ipw_rx_mem_buffers */ + struct list_head rx_free; /* Own an SKBs */ + struct list_head rx_used; /* No SKB allocated */ + spinlock_t lock; +}; /* Not transferred over network, so not __attribute__ ((packed)) */ + +struct alive_command_responce { + u8 alive_command; + u8 sequence_number; + u16 software_revision; + u8 device_identifier; + u8 reserved1[5]; + u16 reserved2; + u16 reserved3; + u16 clock_settle_time; + u16 powerup_settle_time; + u16 reserved4; + u8 time_stamp[5]; /* month, day, year, hours, minutes */ + u8 ucode_valid; +} __attribute__ ((packed)); + +#define IPW_MAX_RATES 12 + +struct ipw_rates { + u8 num_rates; + u8 rates[IPW_MAX_RATES]; +} __attribute__ ((packed)); + +struct command_block { + unsigned int control; + u32 source_addr; + u32 dest_addr; + unsigned int status; +} __attribute__ ((packed)); + +#define CB_NUMBER_OF_ELEMENTS_SMALL 64 +struct fw_image_desc { + unsigned long last_cb_index; + unsigned long current_cb_index; + struct command_block cb_list[CB_NUMBER_OF_ELEMENTS_SMALL]; + void *v_addr; + unsigned long p_addr; + unsigned long len; +}; + +struct ipw_sys_config { + u8 bt_coexistence; + u8 reserved1; + u8 answer_broadcast_ssid_probe; + u8 accept_all_data_frames; + u8 accept_non_directed_frames; + u8 exclude_unicast_unencrypted; + u8 disable_unicast_decryption; + u8 exclude_multicast_unencrypted; + u8 disable_multicast_decryption; + u8 antenna_diversity; + u8 pass_crc_to_host; + u8 dot11g_auto_detection; + u8 enable_cts_to_self; + u8 enable_multicast_filtering; + u8 bt_coexist_collision_thr; + u8 reserved2; + u8 accept_all_mgmt_bcpr; + u8 accept_all_mgtm_frames; + u8 pass_noise_stats_to_host; + u8 reserved3; +} __attribute__ ((packed)); + +struct ipw_multicast_addr { + u8 num_of_multicast_addresses; + u8 reserved[3]; + u8 mac1[6]; + u8 mac2[6]; + u8 mac3[6]; + u8 mac4[6]; +} __attribute__ ((packed)); + +struct ipw_wep_key { + u8 cmd_id; + u8 seq_num; + u8 key_index; + u8 key_size; + u8 key[16]; +} __attribute__ ((packed)); + +struct ipw_tgi_tx_key { + u8 key_id; + u8 security_type; + u8 station_index; + u8 flags; + u8 key[16]; + u32 tx_counter[2]; +} __attribute__ ((packed)); + +#define IPW_SCAN_CHANNELS 54 + +struct ipw_scan_request { + u8 scan_type; + u16 dwell_time; + u8 channels_list[IPW_SCAN_CHANNELS]; + u8 channels_reserved[3]; +} __attribute__ ((packed)); + +enum { + IPW_SCAN_PASSIVE_TILL_FIRST_BEACON_SCAN = 0, + IPW_SCAN_PASSIVE_FULL_DWELL_SCAN, + IPW_SCAN_ACTIVE_DIRECT_SCAN, + IPW_SCAN_ACTIVE_BROADCAST_SCAN, + IPW_SCAN_ACTIVE_BROADCAST_AND_DIRECT_SCAN, + IPW_SCAN_TYPES +}; + +struct ipw_scan_request_ext { + u32 full_scan_index; + u8 channels_list[IPW_SCAN_CHANNELS]; + u8 scan_type[IPW_SCAN_CHANNELS / 2]; + u8 reserved; + u16 dwell_time[IPW_SCAN_TYPES]; +} __attribute__ ((packed)); + +extern inline u8 ipw_get_scan_type(struct ipw_scan_request_ext *scan, u8 index) +{ + if (index % 2) + return scan->scan_type[index / 2] & 0x0F; + else + return (scan->scan_type[index / 2] & 0xF0) >> 4; +} + +extern inline void ipw_set_scan_type(struct ipw_scan_request_ext *scan, + u8 index, u8 scan_type) +{ + if (index % 2) + scan->scan_type[index / 2] = + (scan->scan_type[index / 2] & 0xF0) | (scan_type & 0x0F); + else + scan->scan_type[index / 2] = + (scan->scan_type[index / 2] & 0x0F) | + ((scan_type & 0x0F) << 4); +} + +struct ipw_associate { + u8 channel; + u8 auth_type:4, auth_key:4; + u8 assoc_type; + u8 reserved; + u16 policy_support; + u8 preamble_length; + u8 ieee_mode; + u8 bssid[ETH_ALEN]; + u32 assoc_tsf_msw; + u32 assoc_tsf_lsw; + u16 capability; + u16 listen_interval; + u16 beacon_interval; + u8 dest[ETH_ALEN]; + u16 atim_window; + u8 smr; + u8 reserved1; + u16 reserved2; +} __attribute__ ((packed)); + +struct ipw_supported_rates { + u8 ieee_mode; + u8 num_rates; + u8 purpose; + u8 reserved; + u8 supported_rates[IPW_MAX_RATES]; +} __attribute__ ((packed)); + +struct ipw_rts_threshold { + u16 rts_threshold; + u16 reserved; +} __attribute__ ((packed)); + +struct ipw_frag_threshold { + u16 frag_threshold; + u16 reserved; +} __attribute__ ((packed)); + +struct ipw_retry_limit { + u8 short_retry_limit; + u8 long_retry_limit; + u16 reserved; +} __attribute__ ((packed)); + +struct ipw_dino_config { + u32 dino_config_addr; + u16 dino_config_size; + u8 dino_response; + u8 reserved; +} __attribute__ ((packed)); + +struct ipw_aironet_info { + u8 id; + u8 length; + u16 reserved; +} __attribute__ ((packed)); + +struct ipw_rx_key { + u8 station_index; + u8 key_type; + u8 key_id; + u8 key_flag; + u8 key[16]; + u8 station_address[6]; + u8 key_index; + u8 reserved; +} __attribute__ ((packed)); + +struct ipw_country_channel_info { + u8 first_channel; + u8 no_channels; + s8 max_tx_power; +} __attribute__ ((packed)); + +struct ipw_country_info { + u8 id; + u8 length; + u8 country_str[3]; + struct ipw_country_channel_info groups[7]; +} __attribute__ ((packed)); + +struct ipw_channel_tx_power { + u8 channel_number; + s8 tx_power; +} __attribute__ ((packed)); + +#define SCAN_ASSOCIATED_INTERVAL (HZ) +#define SCAN_INTERVAL (HZ / 10) +#define MAX_A_CHANNELS 37 +#define MAX_B_CHANNELS 14 + +struct ipw_tx_power { + u8 num_channels; + u8 ieee_mode; + struct ipw_channel_tx_power channels_tx_power[MAX_A_CHANNELS]; +} __attribute__ ((packed)); + +struct ipw_qos_parameters { + u16 cw_min[4]; + u16 cw_max[4]; + u8 aifs[4]; + u8 flag[4]; + u16 tx_op_limit[4]; +} __attribute__ ((packed)); + +struct ipw_rsn_capabilities { + u8 id; + u8 length; + u16 version; +} __attribute__ ((packed)); + +struct ipw_sensitivity_calib { + u16 beacon_rssi_raw; + u16 reserved; +} __attribute__ ((packed)); + +/** + * Host command structure. + * + * On input, the following fields should be filled: + * - cmd + * - len + * - status_len + * - param (if needed) + * + * On output, + * - \a status contains status; + * - \a param filled with status parameters. + */ +struct ipw_cmd { + u32 cmd; /**< Host command */ + u32 status;/**< Status */ + u32 status_len; + /**< How many 32 bit parameters in the status */ + u32 len; /**< incoming parameters length, bytes */ + /** + * command parameters. + * There should be enough space for incoming and + * outcoming parameters. + * Incoming parameters listed 1-st, followed by outcoming params. + * nParams=(len+3)/4+status_len + */ + u32 param[0]; +} __attribute__ ((packed)); + +#define STATUS_HCMD_ACTIVE (1<<0) /**< host command in progress */ + +#define STATUS_INT_ENABLED (1<<1) +#define STATUS_RF_KILL_HW (1<<2) +#define STATUS_RF_KILL_SW (1<<3) +#define STATUS_RF_KILL_MASK (STATUS_RF_KILL_HW | STATUS_RF_KILL_SW) + +#define STATUS_INIT (1<<5) +#define STATUS_AUTH (1<<6) +#define STATUS_ASSOCIATED (1<<7) +#define STATUS_STATE_MASK (STATUS_INIT | STATUS_AUTH | STATUS_ASSOCIATED) + +#define STATUS_ASSOCIATING (1<<8) +#define STATUS_DISASSOCIATING (1<<9) +#define STATUS_ROAMING (1<<10) +#define STATUS_EXIT_PENDING (1<<11) +#define STATUS_DISASSOC_PENDING (1<<12) +#define STATUS_STATE_PENDING (1<<13) + +#define STATUS_SCAN_PENDING (1<<20) +#define STATUS_SCANNING (1<<21) +#define STATUS_SCAN_ABORTING (1<<22) + +#define STATUS_INDIRECT_BYTE (1<<28) /* sysfs entry configured for access */ +#define STATUS_INDIRECT_DWORD (1<<29) /* sysfs entry configured for access */ +#define STATUS_DIRECT_DWORD (1<<30) /* sysfs entry configured for access */ + +#define STATUS_SECURITY_UPDATED (1<<31) /* Security sync needed */ + +#define CFG_STATIC_CHANNEL (1<<0) /* Restrict assoc. to single channel */ +#define CFG_STATIC_ESSID (1<<1) /* Restrict assoc. to single SSID */ +#define CFG_STATIC_BSSID (1<<2) /* Restrict assoc. to single BSSID */ +#define CFG_CUSTOM_MAC (1<<3) +#define CFG_PREAMBLE (1<<4) +#define CFG_ADHOC_PERSIST (1<<5) +#define CFG_ASSOCIATE (1<<6) +#define CFG_FIXED_RATE (1<<7) +#define CFG_ADHOC_CREATE (1<<8) + +#define CAP_SHARED_KEY (1<<0) /* Off = OPEN */ +#define CAP_PRIVACY_ON (1<<1) /* Off = No privacy */ + +#define MAX_STATIONS 32 +#define IPW_INVALID_STATION (0xff) + +struct ipw_station_entry { + u8 mac_addr[ETH_ALEN]; + u8 reserved; + u8 support_mode; +}; + +#define AVG_ENTRIES 8 +struct average { + s16 entries[AVG_ENTRIES]; + u8 pos; + u8 init; + s32 sum; +}; + +struct ipw_priv { + /* ieee device used by generic ieee processing code */ + struct ieee80211_device *ieee; + struct ieee80211_security sec; + + /* spinlock */ + spinlock_t lock; + + /* basic pci-network driver stuff */ + struct pci_dev *pci_dev; + struct net_device *net_dev; + + /* pci hardware address support */ + void __iomem *hw_base; + unsigned long hw_len; + + struct fw_image_desc sram_desc; + + /* result of ucode download */ + struct alive_command_responce dino_alive; + + wait_queue_head_t wait_command_queue; + wait_queue_head_t wait_state; + + /* Rx and Tx DMA processing queues */ + struct ipw_rx_queue *rxq; + struct clx2_tx_queue txq_cmd; + struct clx2_tx_queue txq[4]; + u32 status; + u32 config; + u32 capability; + + u8 last_rx_rssi; + u8 last_noise; + struct average average_missed_beacons; + struct average average_rssi; + struct average average_noise; + u32 port_type; + int rx_bufs_min; /**< minimum number of bufs in Rx queue */ + int rx_pend_max; /**< maximum pending buffers for one IRQ */ + u32 hcmd_seq; /**< sequence number for hcmd */ + u32 missed_beacon_threshold; + u32 roaming_threshold; + + struct ipw_associate assoc_request; + struct ieee80211_network *assoc_network; + + unsigned long ts_scan_abort; + struct ipw_supported_rates rates; + struct ipw_rates phy[3]; /**< PHY restrictions, per band */ + struct ipw_rates supp; /**< software defined */ + struct ipw_rates extended; /**< use for corresp. IE, AP only */ + + struct notif_link_deterioration last_link_deterioration; /** for statistics */ + struct ipw_cmd *hcmd; /**< host command currently executed */ + + wait_queue_head_t hcmd_wq; /**< host command waits for execution */ + u32 tsf_bcn[2]; /**< TSF from latest beacon */ + + struct notif_calibration calib; /**< last calibration */ + + /* ordinal interface with firmware */ + u32 table0_addr; + u32 table0_len; + u32 table1_addr; + u32 table1_len; + u32 table2_addr; + u32 table2_len; + + /* context information */ + u8 essid[IW_ESSID_MAX_SIZE]; + u8 essid_len; + u8 nick[IW_ESSID_MAX_SIZE]; + u16 rates_mask; + u8 channel; + struct ipw_sys_config sys_config; + u32 power_mode; + u8 bssid[ETH_ALEN]; + u16 rts_threshold; + u8 mac_addr[ETH_ALEN]; + u8 num_stations; + u8 stations[MAX_STATIONS][ETH_ALEN]; + + u32 notif_missed_beacons; + + /* Statistics and counters normalized with each association */ + u32 last_missed_beacons; + u32 last_tx_packets; + u32 last_rx_packets; + u32 last_tx_failures; + u32 last_rx_err; + u32 last_rate; + + u32 missed_adhoc_beacons; + u32 missed_beacons; + u32 rx_packets; + u32 tx_packets; + u32 quality; + + /* eeprom */ + u8 eeprom[0x100]; /* 256 bytes of eeprom */ + int eeprom_delay; + + struct iw_statistics wstats; + + struct workqueue_struct *workqueue; + + struct work_struct adhoc_check; + struct work_struct associate; + struct work_struct disassociate; + struct work_struct rx_replenish; + struct work_struct request_scan; + struct work_struct adapter_restart; + struct work_struct rf_kill; + struct work_struct up; + struct work_struct down; + struct work_struct gather_stats; + struct work_struct abort_scan; + struct work_struct roam; + struct work_struct scan_check; + + struct tasklet_struct irq_tasklet; + +#define IPW_2200BG 1 +#define IPW_2915ABG 2 + u8 adapter; + +#define IPW_DEFAULT_TX_POWER 0x14 + u8 tx_power; + +#ifdef CONFIG_PM + u32 pm_state[16]; +#endif + + /* network state */ + + /* Used to pass the current INTA value from ISR to Tasklet */ + u32 isr_inta; + + /* debugging info */ + u32 indirect_dword; + u32 direct_dword; + u32 indirect_byte; +}; /*ipw_priv */ + +/* debug macros */ + +#ifdef CONFIG_IPW_DEBUG +#define IPW_DEBUG(level, fmt, args...) \ +do { if (ipw_debug_level & (level)) \ + printk(KERN_DEBUG DRV_NAME": %c %s " fmt, \ + in_interrupt() ? 'I' : 'U', __FUNCTION__ , ## args); } while (0) +#else +#define IPW_DEBUG(level, fmt, args...) do {} while (0) +#endif /* CONFIG_IPW_DEBUG */ + +/* + * To use the debug system; + * + * If you are defining a new debug classification, simply add it to the #define + * list here in the form of: + * + * #define IPW_DL_xxxx VALUE + * + * shifting value to the left one bit from the previous entry. xxxx should be + * the name of the classification (for example, WEP) + * + * You then need to either add a IPW_xxxx_DEBUG() macro definition for your + * classification, or use IPW_DEBUG(IPW_DL_xxxx, ...) whenever you want + * to send output to that classification. + * + * To add your debug level to the list of levels seen when you perform + * + * % cat /proc/net/ipw/debug_level + * + * you simply need to add your entry to the ipw_debug_levels array. + * + * If you do not see debug_level in /proc/net/ipw then you do not have + * CONFIG_IPW_DEBUG defined in your kernel configuration + * + */ + +#define IPW_DL_ERROR (1<<0) +#define IPW_DL_WARNING (1<<1) +#define IPW_DL_INFO (1<<2) +#define IPW_DL_WX (1<<3) +#define IPW_DL_HOST_COMMAND (1<<5) +#define IPW_DL_STATE (1<<6) + +#define IPW_DL_NOTIF (1<<10) +#define IPW_DL_SCAN (1<<11) +#define IPW_DL_ASSOC (1<<12) +#define IPW_DL_DROP (1<<13) +#define IPW_DL_IOCTL (1<<14) + +#define IPW_DL_MANAGE (1<<15) +#define IPW_DL_FW (1<<16) +#define IPW_DL_RF_KILL (1<<17) +#define IPW_DL_FW_ERRORS (1<<18) + +#define IPW_DL_ORD (1<<20) + +#define IPW_DL_FRAG (1<<21) +#define IPW_DL_WEP (1<<22) +#define IPW_DL_TX (1<<23) +#define IPW_DL_RX (1<<24) +#define IPW_DL_ISR (1<<25) +#define IPW_DL_FW_INFO (1<<26) +#define IPW_DL_IO (1<<27) +#define IPW_DL_TRACE (1<<28) + +#define IPW_DL_STATS (1<<29) + +#define IPW_ERROR(f, a...) printk(KERN_ERR DRV_NAME ": " f, ## a) +#define IPW_WARNING(f, a...) printk(KERN_WARNING DRV_NAME ": " f, ## a) +#define IPW_DEBUG_INFO(f, a...) IPW_DEBUG(IPW_DL_INFO, f, ## a) + +#define IPW_DEBUG_WX(f, a...) IPW_DEBUG(IPW_DL_WX, f, ## a) +#define IPW_DEBUG_SCAN(f, a...) IPW_DEBUG(IPW_DL_SCAN, f, ## a) +#define IPW_DEBUG_STATUS(f, a...) IPW_DEBUG(IPW_DL_STATUS, f, ## a) +#define IPW_DEBUG_TRACE(f, a...) IPW_DEBUG(IPW_DL_TRACE, f, ## a) +#define IPW_DEBUG_RX(f, a...) IPW_DEBUG(IPW_DL_RX, f, ## a) +#define IPW_DEBUG_TX(f, a...) IPW_DEBUG(IPW_DL_TX, f, ## a) +#define IPW_DEBUG_ISR(f, a...) IPW_DEBUG(IPW_DL_ISR, f, ## a) +#define IPW_DEBUG_MANAGEMENT(f, a...) IPW_DEBUG(IPW_DL_MANAGE, f, ## a) +#define IPW_DEBUG_WEP(f, a...) IPW_DEBUG(IPW_DL_WEP, f, ## a) +#define IPW_DEBUG_HC(f, a...) IPW_DEBUG(IPW_DL_HOST_COMMAND, f, ## a) +#define IPW_DEBUG_FRAG(f, a...) IPW_DEBUG(IPW_DL_FRAG, f, ## a) +#define IPW_DEBUG_FW(f, a...) IPW_DEBUG(IPW_DL_FW, f, ## a) +#define IPW_DEBUG_RF_KILL(f, a...) IPW_DEBUG(IPW_DL_RF_KILL, f, ## a) +#define IPW_DEBUG_DROP(f, a...) IPW_DEBUG(IPW_DL_DROP, f, ## a) +#define IPW_DEBUG_IO(f, a...) IPW_DEBUG(IPW_DL_IO, f, ## a) +#define IPW_DEBUG_ORD(f, a...) IPW_DEBUG(IPW_DL_ORD, f, ## a) +#define IPW_DEBUG_FW_INFO(f, a...) IPW_DEBUG(IPW_DL_FW_INFO, f, ## a) +#define IPW_DEBUG_NOTIF(f, a...) IPW_DEBUG(IPW_DL_NOTIF, f, ## a) +#define IPW_DEBUG_STATE(f, a...) IPW_DEBUG(IPW_DL_STATE | IPW_DL_ASSOC | IPW_DL_INFO, f, ## a) +#define IPW_DEBUG_ASSOC(f, a...) IPW_DEBUG(IPW_DL_ASSOC | IPW_DL_INFO, f, ## a) +#define IPW_DEBUG_STATS(f, a...) IPW_DEBUG(IPW_DL_STATS, f, ## a) + +#include <linux/ctype.h> + +/* +* Register bit definitions +*/ + +/* Dino control registers bits */ + +#define DINO_ENABLE_SYSTEM 0x80 +#define DINO_ENABLE_CS 0x40 +#define DINO_RXFIFO_DATA 0x01 +#define DINO_CONTROL_REG 0x00200000 + +#define CX2_INTA_RW 0x00000008 +#define CX2_INTA_MASK_R 0x0000000C +#define CX2_INDIRECT_ADDR 0x00000010 +#define CX2_INDIRECT_DATA 0x00000014 +#define CX2_AUTOINC_ADDR 0x00000018 +#define CX2_AUTOINC_DATA 0x0000001C +#define CX2_RESET_REG 0x00000020 +#define CX2_GP_CNTRL_RW 0x00000024 + +#define CX2_READ_INT_REGISTER 0xFF4 + +#define CX2_GP_CNTRL_BIT_INIT_DONE 0x00000004 + +#define CX2_REGISTER_DOMAIN1_END 0x00001000 +#define CX2_SRAM_READ_INT_REGISTER 0x00000ff4 + +#define CX2_SHARED_LOWER_BOUND 0x00000200 +#define CX2_INTERRUPT_AREA_LOWER_BOUND 0x00000f80 + +#define CX2_NIC_SRAM_LOWER_BOUND 0x00000000 +#define CX2_NIC_SRAM_UPPER_BOUND 0x00030000 + +#define CX2_BIT_INT_HOST_SRAM_READ_INT_REGISTER (1 << 29) +#define CX2_GP_CNTRL_BIT_CLOCK_READY 0x00000001 +#define CX2_GP_CNTRL_BIT_HOST_ALLOWS_STANDBY 0x00000002 + +/* + * RESET Register Bit Indexes + */ +#define CBD_RESET_REG_PRINCETON_RESET 0x00000001 /* Bit 0 (LSB) */ +#define CX2_RESET_REG_SW_RESET 0x00000080 /* Bit 7 */ +#define CX2_RESET_REG_MASTER_DISABLED 0x00000100 /* Bit 8 */ +#define CX2_RESET_REG_STOP_MASTER 0x00000200 /* Bit 9 */ +#define CX2_ARC_KESHET_CONFIG 0x08000000 /* Bit 27 */ +#define CX2_START_STANDBY 0x00000004 /* Bit 2 */ + +#define CX2_CSR_CIS_UPPER_BOUND 0x00000200 +#define CX2_DOMAIN_0_END 0x1000 +#define CLX_MEM_BAR_SIZE 0x1000 + +#define CX2_BASEBAND_CONTROL_STATUS 0X00200000 +#define CX2_BASEBAND_TX_FIFO_WRITE 0X00200004 +#define CX2_BASEBAND_RX_FIFO_READ 0X00200004 +#define CX2_BASEBAND_CONTROL_STORE 0X00200010 + +#define CX2_INTERNAL_CMD_EVENT 0X00300004 +#define CX2_BASEBAND_POWER_DOWN 0x00000001 + +#define CX2_MEM_HALT_AND_RESET 0x003000e0 + +/* defgroup bits_halt_reset MEM_HALT_AND_RESET register bits */ +#define CX2_BIT_HALT_RESET_ON 0x80000000 +#define CX2_BIT_HALT_RESET_OFF 0x00000000 + +#define CB_LAST_VALID 0x20000000 +#define CB_INT_ENABLED 0x40000000 +#define CB_VALID 0x80000000 +#define CB_SRC_LE 0x08000000 +#define CB_DEST_LE 0x04000000 +#define CB_SRC_AUTOINC 0x00800000 +#define CB_SRC_IO_GATED 0x00400000 +#define CB_DEST_AUTOINC 0x00080000 +#define CB_SRC_SIZE_LONG 0x00200000 +#define CB_DEST_SIZE_LONG 0x00020000 + +/* DMA DEFINES */ + +#define DMA_CONTROL_SMALL_CB_CONST_VALUE 0x00540000 +#define DMA_CB_STOP_AND_ABORT 0x00000C00 +#define DMA_CB_START 0x00000100 + +#define CX2_SHARED_SRAM_SIZE 0x00030000 +#define CX2_SHARED_SRAM_DMA_CONTROL 0x00027000 +#define CB_MAX_LENGTH 0x1FFF + +#define CX2_HOST_EEPROM_DATA_SRAM_SIZE 0xA18 +#define CX2_EEPROM_IMAGE_SIZE 0x100 + +/* DMA defs */ +#define CX2_DMA_I_CURRENT_CB 0x003000D0 +#define CX2_DMA_O_CURRENT_CB 0x003000D4 +#define CX2_DMA_I_DMA_CONTROL 0x003000A4 +#define CX2_DMA_I_CB_BASE 0x003000A0 + +#define CX2_TX_CMD_QUEUE_BD_BASE (0x00000200) +#define CX2_TX_CMD_QUEUE_BD_SIZE (0x00000204) +#define CX2_TX_QUEUE_0_BD_BASE (0x00000208) +#define CX2_TX_QUEUE_0_BD_SIZE (0x0000020C) +#define CX2_TX_QUEUE_1_BD_BASE (0x00000210) +#define CX2_TX_QUEUE_1_BD_SIZE (0x00000214) +#define CX2_TX_QUEUE_2_BD_BASE (0x00000218) +#define CX2_TX_QUEUE_2_BD_SIZE (0x0000021C) +#define CX2_TX_QUEUE_3_BD_BASE (0x00000220) +#define CX2_TX_QUEUE_3_BD_SIZE (0x00000224) +#define CX2_RX_BD_BASE (0x00000240) +#define CX2_RX_BD_SIZE (0x00000244) +#define CX2_RFDS_TABLE_LOWER (0x00000500) + +#define CX2_TX_CMD_QUEUE_READ_INDEX (0x00000280) +#define CX2_TX_QUEUE_0_READ_INDEX (0x00000284) +#define CX2_TX_QUEUE_1_READ_INDEX (0x00000288) +#define CX2_TX_QUEUE_2_READ_INDEX (0x0000028C) +#define CX2_TX_QUEUE_3_READ_INDEX (0x00000290) +#define CX2_RX_READ_INDEX (0x000002A0) + +#define CX2_TX_CMD_QUEUE_WRITE_INDEX (0x00000F80) +#define CX2_TX_QUEUE_0_WRITE_INDEX (0x00000F84) +#define CX2_TX_QUEUE_1_WRITE_INDEX (0x00000F88) +#define CX2_TX_QUEUE_2_WRITE_INDEX (0x00000F8C) +#define CX2_TX_QUEUE_3_WRITE_INDEX (0x00000F90) +#define CX2_RX_WRITE_INDEX (0x00000FA0) + +/* + * EEPROM Related Definitions + */ + +#define IPW_EEPROM_DATA_SRAM_ADDRESS (CX2_SHARED_LOWER_BOUND + 0x814) +#define IPW_EEPROM_DATA_SRAM_SIZE (CX2_SHARED_LOWER_BOUND + 0x818) +#define IPW_EEPROM_LOAD_DISABLE (CX2_SHARED_LOWER_BOUND + 0x81C) +#define IPW_EEPROM_DATA (CX2_SHARED_LOWER_BOUND + 0x820) +#define IPW_EEPROM_UPPER_ADDRESS (CX2_SHARED_LOWER_BOUND + 0x9E0) + +#define IPW_STATION_TABLE_LOWER (CX2_SHARED_LOWER_BOUND + 0xA0C) +#define IPW_STATION_TABLE_UPPER (CX2_SHARED_LOWER_BOUND + 0xB0C) +#define IPW_REQUEST_ATIM (CX2_SHARED_LOWER_BOUND + 0xB0C) +#define IPW_ATIM_SENT (CX2_SHARED_LOWER_BOUND + 0xB10) +#define IPW_WHO_IS_AWAKE (CX2_SHARED_LOWER_BOUND + 0xB14) +#define IPW_DURING_ATIM_WINDOW (CX2_SHARED_LOWER_BOUND + 0xB18) + +#define MSB 1 +#define LSB 0 +#define WORD_TO_BYTE(_word) ((_word) * sizeof(u16)) + +#define GET_EEPROM_ADDR(_wordoffset,_byteoffset) \ + ( WORD_TO_BYTE(_wordoffset) + (_byteoffset) ) + +/* EEPROM access by BYTE */ +#define EEPROM_PME_CAPABILITY (GET_EEPROM_ADDR(0x09,MSB)) /* 1 byte */ +#define EEPROM_MAC_ADDRESS (GET_EEPROM_ADDR(0x21,LSB)) /* 6 byte */ +#define EEPROM_VERSION (GET_EEPROM_ADDR(0x24,MSB)) /* 1 byte */ +#define EEPROM_NIC_TYPE (GET_EEPROM_ADDR(0x25,LSB)) /* 1 byte */ +#define EEPROM_SKU_CAPABILITY (GET_EEPROM_ADDR(0x25,MSB)) /* 1 byte */ +#define EEPROM_COUNTRY_CODE (GET_EEPROM_ADDR(0x26,LSB)) /* 3 bytes */ +#define EEPROM_IBSS_CHANNELS_BG (GET_EEPROM_ADDR(0x28,LSB)) /* 2 bytes */ +#define EEPROM_IBSS_CHANNELS_A (GET_EEPROM_ADDR(0x29,MSB)) /* 5 bytes */ +#define EEPROM_BSS_CHANNELS_BG (GET_EEPROM_ADDR(0x2c,LSB)) /* 2 bytes */ +#define EEPROM_HW_VERSION (GET_EEPROM_ADDR(0x72,LSB)) /* 2 bytes */ + +/* NIC type as found in the one byte EEPROM_NIC_TYPE offset*/ +#define EEPROM_NIC_TYPE_STANDARD 0 +#define EEPROM_NIC_TYPE_DELL 1 +#define EEPROM_NIC_TYPE_FUJITSU 2 +#define EEPROM_NIC_TYPE_IBM 3 +#define EEPROM_NIC_TYPE_HP 4 + +#define FW_MEM_REG_LOWER_BOUND 0x00300000 +#define FW_MEM_REG_EEPROM_ACCESS (FW_MEM_REG_LOWER_BOUND + 0x40) + +#define EEPROM_BIT_SK (1<<0) +#define EEPROM_BIT_CS (1<<1) +#define EEPROM_BIT_DI (1<<2) +#define EEPROM_BIT_DO (1<<4) + +#define EEPROM_CMD_READ 0x2 + +/* Interrupts masks */ +#define CX2_INTA_NONE 0x00000000 + +#define CX2_INTA_BIT_RX_TRANSFER 0x00000002 +#define CX2_INTA_BIT_STATUS_CHANGE 0x00000010 +#define CX2_INTA_BIT_BEACON_PERIOD_EXPIRED 0x00000020 + +//Inta Bits for CF +#define CX2_INTA_BIT_TX_CMD_QUEUE 0x00000800 +#define CX2_INTA_BIT_TX_QUEUE_1 0x00001000 +#define CX2_INTA_BIT_TX_QUEUE_2 0x00002000 +#define CX2_INTA_BIT_TX_QUEUE_3 0x00004000 +#define CX2_INTA_BIT_TX_QUEUE_4 0x00008000 + +#define CX2_INTA_BIT_SLAVE_MODE_HOST_CMD_DONE 0x00010000 + +#define CX2_INTA_BIT_PREPARE_FOR_POWER_DOWN 0x00100000 +#define CX2_INTA_BIT_POWER_DOWN 0x00200000 + +#define CX2_INTA_BIT_FW_INITIALIZATION_DONE 0x01000000 +#define CX2_INTA_BIT_FW_CARD_DISABLE_PHY_OFF_DONE 0x02000000 +#define CX2_INTA_BIT_RF_KILL_DONE 0x04000000 +#define CX2_INTA_BIT_FATAL_ERROR 0x40000000 +#define CX2_INTA_BIT_PARITY_ERROR 0x80000000 + +/* Interrupts enabled at init time. */ +#define CX2_INTA_MASK_ALL \ + (CX2_INTA_BIT_TX_QUEUE_1 | \ + CX2_INTA_BIT_TX_QUEUE_2 | \ + CX2_INTA_BIT_TX_QUEUE_3 | \ + CX2_INTA_BIT_TX_QUEUE_4 | \ + CX2_INTA_BIT_TX_CMD_QUEUE | \ + CX2_INTA_BIT_RX_TRANSFER | \ + CX2_INTA_BIT_FATAL_ERROR | \ + CX2_INTA_BIT_PARITY_ERROR | \ + CX2_INTA_BIT_STATUS_CHANGE | \ + CX2_INTA_BIT_FW_INITIALIZATION_DONE | \ + CX2_INTA_BIT_BEACON_PERIOD_EXPIRED | \ + CX2_INTA_BIT_SLAVE_MODE_HOST_CMD_DONE | \ + CX2_INTA_BIT_PREPARE_FOR_POWER_DOWN | \ + CX2_INTA_BIT_POWER_DOWN | \ + CX2_INTA_BIT_RF_KILL_DONE ) + +#define IPWSTATUS_ERROR_LOG (CX2_SHARED_LOWER_BOUND + 0x410) +#define IPW_EVENT_LOG (CX2_SHARED_LOWER_BOUND + 0x414) + +/* FW event log definitions */ +#define EVENT_ELEM_SIZE (3 * sizeof(u32)) +#define EVENT_START_OFFSET (1 * sizeof(u32) + 2 * sizeof(u16)) + +/* FW error log definitions */ +#define ERROR_ELEM_SIZE (7 * sizeof(u32)) +#define ERROR_START_OFFSET (1 * sizeof(u32)) + +enum { + IPW_FW_ERROR_OK = 0, + IPW_FW_ERROR_FAIL, + IPW_FW_ERROR_MEMORY_UNDERFLOW, + IPW_FW_ERROR_MEMORY_OVERFLOW, + IPW_FW_ERROR_BAD_PARAM, + IPW_FW_ERROR_BAD_CHECKSUM, + IPW_FW_ERROR_NMI_INTERRUPT, + IPW_FW_ERROR_BAD_DATABASE, + IPW_FW_ERROR_ALLOC_FAIL, + IPW_FW_ERROR_DMA_UNDERRUN, + IPW_FW_ERROR_DMA_STATUS, + IPW_FW_ERROR_DINOSTATUS_ERROR, + IPW_FW_ERROR_EEPROMSTATUS_ERROR, + IPW_FW_ERROR_SYSASSERT, + IPW_FW_ERROR_FATAL_ERROR +}; + +#define AUTH_OPEN 0 +#define AUTH_SHARED_KEY 1 +#define AUTH_IGNORE 3 + +#define HC_ASSOCIATE 0 +#define HC_REASSOCIATE 1 +#define HC_DISASSOCIATE 2 +#define HC_IBSS_START 3 +#define HC_IBSS_RECONF 4 +#define HC_DISASSOC_QUIET 5 + +#define IPW_RATE_CAPABILITIES 1 +#define IPW_RATE_CONNECT 0 + +/* + * Rate values and masks + */ +#define IPW_TX_RATE_1MB 0x0A +#define IPW_TX_RATE_2MB 0x14 +#define IPW_TX_RATE_5MB 0x37 +#define IPW_TX_RATE_6MB 0x0D +#define IPW_TX_RATE_9MB 0x0F +#define IPW_TX_RATE_11MB 0x6E +#define IPW_TX_RATE_12MB 0x05 +#define IPW_TX_RATE_18MB 0x07 +#define IPW_TX_RATE_24MB 0x09 +#define IPW_TX_RATE_36MB 0x0B +#define IPW_TX_RATE_48MB 0x01 +#define IPW_TX_RATE_54MB 0x03 + +#define IPW_ORD_TABLE_ID_MASK 0x0000FF00 +#define IPW_ORD_TABLE_VALUE_MASK 0x000000FF + +#define IPW_ORD_TABLE_0_MASK 0x0000F000 +#define IPW_ORD_TABLE_1_MASK 0x0000F100 +#define IPW_ORD_TABLE_2_MASK 0x0000F200 +#define IPW_ORD_TABLE_3_MASK 0x0000F300 +#define IPW_ORD_TABLE_4_MASK 0x0000F400 +#define IPW_ORD_TABLE_5_MASK 0x0000F500 +#define IPW_ORD_TABLE_6_MASK 0x0000F600 +#define IPW_ORD_TABLE_7_MASK 0x0000F700 + +/* + * Table 0 Entries (all entries are 32 bits) + */ +enum { + IPW_ORD_STAT_TX_CURR_RATE = IPW_ORD_TABLE_0_MASK + 1, + IPW_ORD_STAT_FRAG_TRESHOLD, + IPW_ORD_STAT_RTS_THRESHOLD, + IPW_ORD_STAT_TX_HOST_REQUESTS, + IPW_ORD_STAT_TX_HOST_COMPLETE, + IPW_ORD_STAT_TX_DIR_DATA, + IPW_ORD_STAT_TX_DIR_DATA_B_1, + IPW_ORD_STAT_TX_DIR_DATA_B_2, + IPW_ORD_STAT_TX_DIR_DATA_B_5_5, + IPW_ORD_STAT_TX_DIR_DATA_B_11, + /* Hole */ + + IPW_ORD_STAT_TX_DIR_DATA_G_1 = IPW_ORD_TABLE_0_MASK + 19, + IPW_ORD_STAT_TX_DIR_DATA_G_2, + IPW_ORD_STAT_TX_DIR_DATA_G_5_5, + IPW_ORD_STAT_TX_DIR_DATA_G_6, + IPW_ORD_STAT_TX_DIR_DATA_G_9, + IPW_ORD_STAT_TX_DIR_DATA_G_11, + IPW_ORD_STAT_TX_DIR_DATA_G_12, + IPW_ORD_STAT_TX_DIR_DATA_G_18, + IPW_ORD_STAT_TX_DIR_DATA_G_24, + IPW_ORD_STAT_TX_DIR_DATA_G_36, + IPW_ORD_STAT_TX_DIR_DATA_G_48, + IPW_ORD_STAT_TX_DIR_DATA_G_54, + IPW_ORD_STAT_TX_NON_DIR_DATA, + IPW_ORD_STAT_TX_NON_DIR_DATA_B_1, + IPW_ORD_STAT_TX_NON_DIR_DATA_B_2, + IPW_ORD_STAT_TX_NON_DIR_DATA_B_5_5, + IPW_ORD_STAT_TX_NON_DIR_DATA_B_11, + /* Hole */ + + IPW_ORD_STAT_TX_NON_DIR_DATA_G_1 = IPW_ORD_TABLE_0_MASK + 44, + IPW_ORD_STAT_TX_NON_DIR_DATA_G_2, + IPW_ORD_STAT_TX_NON_DIR_DATA_G_5_5, + IPW_ORD_STAT_TX_NON_DIR_DATA_G_6, + IPW_ORD_STAT_TX_NON_DIR_DATA_G_9, + IPW_ORD_STAT_TX_NON_DIR_DATA_G_11, + IPW_ORD_STAT_TX_NON_DIR_DATA_G_12, + IPW_ORD_STAT_TX_NON_DIR_DATA_G_18, + IPW_ORD_STAT_TX_NON_DIR_DATA_G_24, + IPW_ORD_STAT_TX_NON_DIR_DATA_G_36, + IPW_ORD_STAT_TX_NON_DIR_DATA_G_48, + IPW_ORD_STAT_TX_NON_DIR_DATA_G_54, + IPW_ORD_STAT_TX_RETRY, + IPW_ORD_STAT_TX_FAILURE, + IPW_ORD_STAT_RX_ERR_CRC, + IPW_ORD_STAT_RX_ERR_ICV, + IPW_ORD_STAT_RX_NO_BUFFER, + IPW_ORD_STAT_FULL_SCANS, + IPW_ORD_STAT_PARTIAL_SCANS, + IPW_ORD_STAT_TGH_ABORTED_SCANS, + IPW_ORD_STAT_TX_TOTAL_BYTES, + IPW_ORD_STAT_CURR_RSSI_RAW, + IPW_ORD_STAT_RX_BEACON, + IPW_ORD_STAT_MISSED_BEACONS, + IPW_ORD_TABLE_0_LAST +}; + +#define IPW_RSSI_TO_DBM 112 + +/* Table 1 Entries + */ +enum { + IPW_ORD_TABLE_1_LAST = IPW_ORD_TABLE_1_MASK | 1, +}; + +/* + * Table 2 Entries + * + * FW_VERSION: 16 byte string + * FW_DATE: 16 byte string (only 14 bytes used) + * UCODE_VERSION: 4 byte version code + * UCODE_DATE: 5 bytes code code + * ADDAPTER_MAC: 6 byte MAC address + * RTC: 4 byte clock + */ +enum { + IPW_ORD_STAT_FW_VERSION = IPW_ORD_TABLE_2_MASK | 1, + IPW_ORD_STAT_FW_DATE, + IPW_ORD_STAT_UCODE_VERSION, + IPW_ORD_STAT_UCODE_DATE, + IPW_ORD_STAT_ADAPTER_MAC, + IPW_ORD_STAT_RTC, + IPW_ORD_TABLE_2_LAST +}; + +/* Table 3 */ +enum { + IPW_ORD_STAT_TX_PACKET = IPW_ORD_TABLE_3_MASK | 0, + IPW_ORD_STAT_TX_PACKET_FAILURE, + IPW_ORD_STAT_TX_PACKET_SUCCESS, + IPW_ORD_STAT_TX_PACKET_ABORTED, + IPW_ORD_TABLE_3_LAST +}; + +/* Table 4 */ +enum { + IPW_ORD_TABLE_4_LAST = IPW_ORD_TABLE_4_MASK +}; + +/* Table 5 */ +enum { + IPW_ORD_STAT_AVAILABLE_AP_COUNT = IPW_ORD_TABLE_5_MASK, + IPW_ORD_STAT_AP_ASSNS, + IPW_ORD_STAT_ROAM, + IPW_ORD_STAT_ROAM_CAUSE_MISSED_BEACONS, + IPW_ORD_STAT_ROAM_CAUSE_UNASSOC, + IPW_ORD_STAT_ROAM_CAUSE_RSSI, + IPW_ORD_STAT_ROAM_CAUSE_LINK_QUALITY, + IPW_ORD_STAT_ROAM_CAUSE_AP_LOAD_BALANCE, + IPW_ORD_STAT_ROAM_CAUSE_AP_NO_TX, + IPW_ORD_STAT_LINK_UP, + IPW_ORD_STAT_LINK_DOWN, + IPW_ORD_ANTENNA_DIVERSITY, + IPW_ORD_CURR_FREQ, + IPW_ORD_TABLE_5_LAST +}; + +/* Table 6 */ +enum { + IPW_ORD_COUNTRY_CODE = IPW_ORD_TABLE_6_MASK, + IPW_ORD_CURR_BSSID, + IPW_ORD_CURR_SSID, + IPW_ORD_TABLE_6_LAST +}; + +/* Table 7 */ +enum { + IPW_ORD_STAT_PERCENT_MISSED_BEACONS = IPW_ORD_TABLE_7_MASK, + IPW_ORD_STAT_PERCENT_TX_RETRIES, + IPW_ORD_STAT_PERCENT_LINK_QUALITY, + IPW_ORD_STAT_CURR_RSSI_DBM, + IPW_ORD_TABLE_7_LAST +}; + +#define IPW_ORDINALS_TABLE_LOWER (CX2_SHARED_LOWER_BOUND + 0x500) +#define IPW_ORDINALS_TABLE_0 (CX2_SHARED_LOWER_BOUND + 0x180) +#define IPW_ORDINALS_TABLE_1 (CX2_SHARED_LOWER_BOUND + 0x184) +#define IPW_ORDINALS_TABLE_2 (CX2_SHARED_LOWER_BOUND + 0x188) +#define IPW_MEM_FIXED_OVERRIDE (CX2_SHARED_LOWER_BOUND + 0x41C) + +struct ipw_fixed_rate { + u16 tx_rates; + u16 reserved; +} __attribute__ ((packed)); + +#define CX2_INDIRECT_ADDR_MASK (~0x3ul) + +struct host_cmd { + u8 cmd; + u8 len; + u16 reserved; + u32 param[TFD_CMD_IMMEDIATE_PAYLOAD_LENGTH]; +} __attribute__ ((packed)); + +#define CFG_BT_COEXISTENCE_MIN 0x00 +#define CFG_BT_COEXISTENCE_DEFER 0x02 +#define CFG_BT_COEXISTENCE_KILL 0x04 +#define CFG_BT_COEXISTENCE_WME_OVER_BT 0x08 +#define CFG_BT_COEXISTENCE_OOB 0x10 +#define CFG_BT_COEXISTENCE_MAX 0xFF +#define CFG_BT_COEXISTENCE_DEF 0x80 /* read Bt from EEPROM */ + +#define CFG_CTS_TO_ITSELF_ENABLED_MIN 0x0 +#define CFG_CTS_TO_ITSELF_ENABLED_MAX 0x1 +#define CFG_CTS_TO_ITSELF_ENABLED_DEF CFG_CTS_TO_ITSELF_ENABLED_MIN + +#define CFG_SYS_ANTENNA_BOTH 0x000 +#define CFG_SYS_ANTENNA_A 0x001 +#define CFG_SYS_ANTENNA_B 0x003 + +/* + * The definitions below were lifted off the ipw2100 driver, which only + * supports 'b' mode, so I'm sure these are not exactly correct. + * + * Somebody fix these!! + */ +#define REG_MIN_CHANNEL 0 +#define REG_MAX_CHANNEL 14 + +#define REG_CHANNEL_MASK 0x00003FFF +#define IPW_IBSS_11B_DEFAULT_MASK 0x87ff + +static const long ipw_frequencies[] = { + 2412, 2417, 2422, 2427, + 2432, 2437, 2442, 2447, + 2452, 2457, 2462, 2467, + 2472, 2484 +}; + +#define FREQ_COUNT ARRAY_SIZE(ipw_frequencies) + +#define IPW_MAX_CONFIG_RETRIES 10 + +static inline u32 frame_hdr_len(struct ieee80211_hdr *hdr) +{ + u32 retval; + u16 fc; + + retval = sizeof(struct ieee80211_hdr); + fc = le16_to_cpu(hdr->frame_ctl); + + /* + * Function ToDS FromDS + * IBSS 0 0 + * To AP 1 0 + * From AP 0 1 + * WDS (bridge) 1 1 + * + * Only WDS frames use Address4 among them. --YZ + */ + if (!(fc & IEEE80211_FCTL_TODS) || !(fc & IEEE80211_FCTL_FROMDS)) + retval -= ETH_ALEN; + + return retval; +} + +#endif /* __ipw2200_h__ */ |