/* $Id: if_iwireg.h,v 1.1 2004/10/20 12:50:48 deraadt Exp $ */ /*- * Copyright (c) 2004 * Damien Bergamini . All rights reserved. * * 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 unmodified, 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 AUTHOR 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 AUTHOR 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. */ #define IWI_TX_SLOT_SIZE 128 #define IWI_RX_NSLOTS 32 #define IWI_CSR_INTR 0x0008 #define IWI_CSR_INTR_MASK 0x000c #define IWI_CSR_INDIRECT_ADDR 0x0010 #define IWI_CSR_INDIRECT_DATA 0x0014 #define IWI_CSR_AUTOINC_ADDR 0x0018 #define IWI_CSR_AUTOINC_DATA 0x001c #define IWI_CSR_RST 0x0020 #define IWI_CSR_CTL 0x0024 #define IWI_CSR_IO 0x0030 #define IWI_CSR_TX_BASE 0x0200 #define IWI_CSR_TX_SIZE 0x0204 #define IWI_CSR_TX_READ_INDEX 0x0280 #define IWI_CSR_RX_READ_INDEX 0x02a0 #define IWI_CSR_RX_SLOT_BASE 0x0500 #define IWI_CSR_TABLE0_SIZE 0x0700 #define IWI_CSR_TABLE0_BASE 0x0704 #define IWI_CSR_CURRENT_TX_RATE IWI_CSR_TABLE0_BASE #define IWI_CSR_TX_WRITE_INDEX 0x0f80 #define IWI_CSR_RX_WRITE_INDEX 0x0fa0 #define IWI_CSR_READ_INT 0x0ff4 /* possible flags for IWI_CSR_INTR */ #define IWI_INTR_RX_TRANSFER 0x00000002 #define IWI_INTR_TX0_TRANSFER 0x00000800 #define IWI_INTR_TX1_TRANSFER 0x00001000 #define IWI_INTR_TX2_TRANSFER 0x00002000 #define IWI_INTR_TX3_TRANSFER 0x00004000 #define IWI_INTR_TX4_TRANSFER 0x00008000 #define IWI_INTR_FW_INITED 0x01000000 #define IWI_INTR_FATAL_ERROR 0x40000000 #define IWI_INTR_PARITY_ERROR 0x80000000 #define IWI_INTR_MASK \ (IWI_INTR_RX_TRANSFER | IWI_INTR_TX0_TRANSFER | \ IWI_INTR_TX1_TRANSFER | IWI_INTR_TX2_TRANSFER | \ IWI_INTR_TX3_TRANSFER | IWI_INTR_TX4_TRANSFER | \ IWI_INTR_FW_INITED | IWI_INTR_FATAL_ERROR | \ IWI_INTR_PARITY_ERROR) /* possible flags for register IWI_CSR_RST */ #define IWI_RST_PRINCETON_RESET 0x00000001 #define IWI_RST_SW_RESET 0x00000080 #define IWI_RST_MASTER_DISABLED 0x00000100 #define IWI_RST_STOP_MASTER 0x00000200 /* possible flags for register IWI_CSR_CTL */ #define IWI_CTL_CLOCK_READY 0x00000001 #define IWI_CTL_ALLOW_STANDBY 0x00000002 #define IWI_CTL_INIT 0x00000004 /* possible flags for register IWI_CSR_IO */ #define IWI_IO_RADIO_ENABLED 0x00010000 /* possible flags for IWI_CSR_READ_INT */ #define IWI_READ_INT_INIT_HOST 0x20000000 /* table2 offsets */ #define IWI_INFO_ADAPTER_MAC 40 /* constants for command blocks */ #define IWI_CB_DEFAULT_CTL 0x8cea0000 #define IWI_CB_MAXDATALEN 8191 /* supported rates */ #define IWI_RATE_DS1 10 #define IWI_RATE_DS2 20 #define IWI_RATE_DS5 55 #define IWI_RATE_DS11 110 #define IWI_RATE_OFDM6 13 #define IWI_RATE_OFDM9 15 #define IWI_RATE_OFDM12 5 #define IWI_RATE_OFDM18 7 #define IWI_RATE_OFDM24 9 #define IWI_RATE_OFDM36 11 #define IWI_RATE_OFDM48 1 #define IWI_RATE_OFDM54 3 struct iwi_hdr { u_int8_t type; #define IWI_HDR_TYPE_DATA 0 #define IWI_HDR_TYPE_COMMAND 1 #define IWI_HDR_TYPE_NOTIF 3 #define IWI_HDR_TYPE_FRAME 9 u_int8_t seq; u_int8_t flags; #define IWI_HDR_FLAG_IRQ 0x04 u_int8_t reserved; } __packet; struct iwi_notif { u_int32_t reserved[2]; u_int8_t type; #define IWI_NOTIF_TYPE_ASSOCIATION 10 #define IWI_NOTIF_TYPE_AUTHENTICATION 11 #define IWI_NOTIF_TYPE_SCAN_CHANNEL 12 #define IWI_NOTIF_TYPE_SCAN_COMPLETE 13 #define IWI_NOTIF_TYPE_BEACON 17 #define IWI_NOTIF_TYPE_CALIBRATION 20 u_int8_t flags; u_int16_t len; } __attribute__((__packed__)); /* structure for notification IWI_NOTIF_TYPE_AUTHENTICATION */ struct iwi_notif_authentication { u_int8_t state; #define IWI_DEAUTHENTICATED 0 #define IWI_AUTHENTICATED 9 } __attribute__((__packed__)); /* structure for notification IWI_NOTIF_TYPE_ASSOCIATION */ struct iwi_notif_association { u_int8_t state; #define IWI_DEASSOCIATED 0 #define IWI_ASSOCIATED 12 struct ieee80211_frame frame; u_int16_t capinfo; u_int16_t status; u_int16_t associd; } __attribute__((__packed__)); /* structure for notification IWI_NOTIF_TYPE_SCAN_COMPLETE */ struct iwi_notif_scan_complete { u_int8_t type; u_int8_t nchan; u_int8_t status; u_int8_t reserved; } __attribute__((__packed__)); /* received frame header */ struct iwi_frame { u_int32_t reserved1[2]; u_int8_t chan; u_int8_t status; u_int8_t rate; u_int8_t rssi; /* receiver signal strength indicator */ u_int8_t agc; /* automatic gain control */ #define IWI_RSSI2DBM(rssi, agc) \ ((u_int8_t)((rssi) - \ ((((agc) & 0x2e) >> 1) + ((((agc) | 0x8c) & 0xcc) >> 2) + \ ((agc) & 0x0f)))) u_int8_t reserved2; u_int16_t signal; u_int16_t noise; u_int8_t antenna; u_int8_t control; u_int8_t reserved3[2]; u_int16_t len; } __attribute__((__packed__)); /* header for transmission */ struct iwi_data { u_int32_t reserved1[2]; u_int8_t cmd; #define IWI_DATA_CMD_TX 0x0b u_int8_t seq; u_int16_t len; u_int8_t priority; u_int8_t flags; #define IWI_DATA_FLAG_SHPREAMBLE 0x04 #define IWI_DATA_FLAG_NO_WEP 0x20 #define IWI_DATA_FLAG_NEED_ACK 0x80 u_int8_t xflags; u_int8_t wep_txkey; u_int8_t wepkey[IEEE80211_KEYBUF_SIZE]; u_int8_t rate; u_int8_t antenna; u_int8_t reserved2[10]; struct ieee80211_qosframe_addr4 wh; u_int32_t iv[2]; u_int32_t nseg; #define IWI_MAX_NSEG 6 u_int32_t seg_addr[IWI_MAX_NSEG]; u_int16_t seg_len[IWI_MAX_NSEG]; } __attribute__((__packed__)); /* command */ struct iwi_cmd { u_int8_t type; #define IWI_CMD_ENABLE 2 #define IWI_CMD_SET_CONFIGURATION 6 #define IWI_CMD_SET_ESSID 8 #define IWI_CMD_SET_MAC_ADDRESS 11 #define IWI_CMD_SET_RTS_THRESHOLD 15 #define IWI_CMD_SET_POWER_MODE 17 #define IWI_CMD_SET_WEP_KEY 18 #define IWI_CMD_SCAN 20 #define IWI_CMD_ASSOCIATE 21 #define IWI_CMD_SET_RATES 22 #define IWI_CMD_DISABLE 33 #define IWI_CMD_SET_IV 34 #define IWI_CMD_SET_TX_POWER 35 #define IWI_CMD_SET_SENSITIVITY 42 u_int8_t len; u_int16_t reserved; u_int8_t data[120]; } __attribute__((__packed__)); /* constants for 'mode' fields */ #define IWI_MODE_11B 1 #define IWI_MODE_11G 2 /* macro for command IWI_CMD_SET_SENSITIVITY */ #define IWI_RSSI2SENS(rssi) ((rssi) + 112) /* possible values for command IWI_CMD_SET_POWER_MODE */ #define IWI_POWER_MODE_CAM 0 /* structure for command IWI_CMD_SET_RATES */ struct iwi_rateset { u_int8_t mode; u_int8_t nrates; u_int8_t type; #define IWI_RATESET_TYPE_NEGOCIATED 0 #define IWI_RATESET_TYPE_SUPPORTED 1 u_int8_t reserved; u_int8_t rates[12]; } __attribute__((__packed__)); /* structure for command IWI_CMD_SET_TX_POWER */ struct iwi_txpower { u_int8_t nchan; u_int8_t mode; struct { u_int8_t chan; u_int8_t power; #define IWI_TXPOWER_MAX 20 #define IWI_TXPOWER_RATIO (IEEE80211_TXPOWER_MAX / IWI_TXPOWER_MAX) } __attribute__((__packed__)) chan[37]; } __attribute__((__packed__)); /* structure for command IWI_CMD_ASSOCIATE */ struct iwi_associate { u_int8_t chan; u_int8_t auth; #define IWI_AUTH_OPEN (0 << 4) #define IWI_AUTH_SHARED (1 << 4) #define IWI_AUTH_NONE (3 << 4) u_int8_t type; u_int8_t reserved1; u_int16_t reserved2; u_int8_t plen; u_int8_t mode; u_int8_t bssid[IEEE80211_ADDR_LEN]; u_int8_t tstamp[8]; u_int16_t capinfo; u_int16_t lintval; u_int16_t intval; u_int8_t dst[IEEE80211_ADDR_LEN]; u_int32_t reserved3; } __attribute__((__packed__)); /* structure for command IWI_CMD_SCAN */ struct iwi_scan { u_int8_t type; #define IWI_SCAN_TYPE_BROADCAST 3 u_int16_t intval; u_int8_t channels[54]; #define IWI_CHAN_2GHZ (1 << 6) u_int8_t reserved[3]; } __attribute__((__packed__)); /* structure for command IWI_CMD_SET_CONFIGURATION */ struct iwi_configuration { u_int8_t bluetooth_coexistence; u_int8_t reserved1; u_int8_t answer_broadcast_probe_req; u_int8_t allow_invalid_frames; u_int8_t enable_multicast; u_int8_t exclude_unicast_unencrypted; u_int8_t disable_unicast_decryption; u_int8_t exclude_multicast_unencrypted; u_int8_t disable_multicast_decryption; u_int8_t antenna; u_int8_t reserved2; u_int8_t bg_autodetect; u_int8_t reserved3; u_int8_t enable_multicast_filtering; u_int8_t bluetooth_threshold; u_int8_t reserved4; u_int8_t allow_beacon_and_probe_resp; u_int8_t allow_mgt; u_int8_t pass_noise; u_int8_t reserved5; } __attribute__((__packed__)); /* structure for command IWI_CMD_SET_WEP_KEY */ struct iwi_wep_key { u_int8_t cmd; #define IWI_WEP_KEY_CMD_SETKEY 0x08 u_int8_t seq; u_int8_t idx; u_int8_t len; u_int8_t key[IEEE80211_KEYBUF_SIZE]; } __attribute__((__packed__)); /* EEPROM = Electrically Erasable Programmable Read-Only Memory */ #define IWI_MEM_EEPROM_CTL 0x00300040 #define IWI_EEPROM_MAC 0x21 #define IWI_EEPROM_DELAY 1 /* minimum hold time (microsecond) */ #define IWI_EEPROM_C (1 << 0) /* Serial Clock */ #define IWI_EEPROM_S (1 << 1) /* Chip Select */ #define IWI_EEPROM_D (1 << 2) /* Serial data input */ #define IWI_EEPROM_Q (1 << 4) /* Serial data output */ #define IWI_EEPROM_SHIFT_D 2 #define IWI_EEPROM_SHIFT_Q 4 /* * control and status registers access macros */ #define CSR_READ_1(sc, reg) \ bus_space_read_1((sc)->sc_st, (sc)->sc_sh, (reg)) #define CSR_READ_2(sc, reg) \ bus_space_read_2((sc)->sc_st, (sc)->sc_sh, (reg)) #define CSR_READ_4(sc, reg) \ bus_space_read_4((sc)->sc_st, (sc)->sc_sh, (reg)) #define CSR_READ_REGION_4(sc, offset, datap, count) \ bus_space_read_region_4((sc)->sc_st, (sc)->sc_sh, (offset), \ (datap), (count)) #define CSR_WRITE_1(sc, reg, val) \ bus_space_write_1((sc)->sc_st, (sc)->sc_sh, (reg), (val)) #define CSR_WRITE_2(sc, reg, val) \ bus_space_write_2((sc)->sc_st, (sc)->sc_sh, (reg), (val)) #define CSR_WRITE_4(sc, reg, val) \ bus_space_write_4((sc)->sc_st, (sc)->sc_sh, (reg), (val)) /* * indirect memory space access macros */ #define MEM_WRITE_1(sc, addr, val) do { \ CSR_WRITE_4((sc), IWI_CSR_INDIRECT_ADDR, (addr)); \ CSR_WRITE_1((sc), IWI_CSR_INDIRECT_DATA, (val)); \ } while (/* CONSTCOND */0) #define MEM_WRITE_2(sc, addr, val) do { \ CSR_WRITE_4((sc), IWI_CSR_INDIRECT_ADDR, (addr)); \ CSR_WRITE_2((sc), IWI_CSR_INDIRECT_DATA, (val)); \ } while (/* CONSTCOND */0) #define MEM_WRITE_4(sc, addr, val) do { \ CSR_WRITE_4((sc), IWI_CSR_INDIRECT_ADDR, (addr)); \ CSR_WRITE_4((sc), IWI_CSR_INDIRECT_DATA, (val)); \ } while (/* CONSTCOND */0) #define MEM_WRITE_MULTI_1(sc, addr, buf, len) do { \ CSR_WRITE_4((sc), IWI_CSR_INDIRECT_ADDR, (addr)); \ CSR_WRITE_MULTI_1((sc), IWI_CSR_INDIRECT_DATA, (buf), (len)); \ } while (/* CONSTCOND */0) /* * EEPROM access macro */ #define IWI_EEPROM_CTL(sc, val) do { \ MEM_WRITE_4((sc), IWI_MEM_EEPROM_CTL, (val)); \ DELAY(IWI_EEPROM_DELAY); \ } while (0)