/* $OpenBSD: if_iwireg.h,v 1.25 2006/08/19 11:07:45 damien Exp $ */ /*- * Copyright (c) 2004-2006 * 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_CMD_RING_COUNT 16 #define IWI_TX_RING_COUNT 64 #define IWI_RX_RING_COUNT 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_CMD_BASE 0x0200 #define IWI_CSR_CMD_SIZE 0x0204 #define IWI_CSR_TX1_BASE 0x0208 #define IWI_CSR_TX1_SIZE 0x020c #define IWI_CSR_TX2_BASE 0x0210 #define IWI_CSR_TX2_SIZE 0x0214 #define IWI_CSR_TX3_BASE 0x0218 #define IWI_CSR_TX3_SIZE 0x021c #define IWI_CSR_TX4_BASE 0x0220 #define IWI_CSR_TX4_SIZE 0x0224 #define IWI_CSR_CMD_RIDX 0x0280 #define IWI_CSR_TX1_RIDX 0x0284 #define IWI_CSR_TX2_RIDX 0x0288 #define IWI_CSR_TX3_RIDX 0x028c #define IWI_CSR_TX4_RIDX 0x0290 #define IWI_CSR_RX_RIDX 0x02a0 #define IWI_CSR_RX_BASE 0x0500 #define IWI_CSR_TABLE0_SIZE 0x0700 #define IWI_CSR_TABLE0_BASE 0x0704 #define IWI_CSR_NODE_BASE 0x0c0c #define IWI_CSR_CMD_WIDX 0x0f80 #define IWI_CSR_TX1_WIDX 0x0f84 #define IWI_CSR_TX2_WIDX 0x0f88 #define IWI_CSR_TX3_WIDX 0x0f8c #define IWI_CSR_TX4_WIDX 0x0f90 #define IWI_CSR_RX_WIDX 0x0fa0 #define IWI_CSR_READ_INT 0x0ff4 /* aliases */ #define IWI_CSR_CURRENT_TX_RATE IWI_CSR_TABLE0_BASE /* possible flags for IWI_CSR_INTR */ #define IWI_INTR_RX_DONE 0x00000002 #define IWI_INTR_CMD_DONE 0x00000800 #define IWI_INTR_TX1_DONE 0x00001000 #define IWI_INTR_TX2_DONE 0x00002000 #define IWI_INTR_TX3_DONE 0x00004000 #define IWI_INTR_TX4_DONE 0x00008000 #define IWI_INTR_FW_INITED 0x01000000 #define IWI_INTR_RADIO_OFF 0x04000000 #define IWI_INTR_FATAL_ERROR 0x40000000 #define IWI_INTR_PARITY_ERROR 0x80000000 #define IWI_INTR_MASK \ (IWI_INTR_RX_DONE | IWI_INTR_CMD_DONE | IWI_INTR_TX1_DONE | \ IWI_INTR_TX2_DONE | IWI_INTR_TX3_DONE | IWI_INTR_TX4_DONE | \ IWI_INTR_FW_INITED | IWI_INTR_RADIO_OFF | \ 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 /* constants for command blocks */ #define IWI_CB_DEFAULT_CTL 0x8cea0000 #define IWI_CB_MAXDATALEN 8191 /* firmware binary image header */ struct iwi_firmware_hdr { uint8_t oldvermaj; uint8_t oldvermin; uint8_t vermaj; uint8_t vermin; uint32_t bootsz; uint32_t ucodesz; uint32_t mainsz; } __packed; struct iwi_hdr { uint8_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 uint8_t seq; uint8_t flags; #define IWI_HDR_FLAG_IRQ 0x04 uint8_t reserved; } __packed; struct iwi_notif { uint32_t reserved[2]; uint8_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_BAD_LINK 15 #define IWI_NOTIF_TYPE_BEACON 17 #define IWI_NOTIF_TYPE_CALIBRATION 20 #define IWI_NOTIF_TYPE_NOISE 25 uint8_t flags; uint16_t len; } __packed; /* structure for notification IWI_NOTIF_TYPE_AUTHENTICATION */ struct iwi_notif_authentication { uint8_t state; #define IWI_DEAUTHENTICATED 0 #define IWI_AUTHENTICATED 9 } __packed; /* structure for notification IWI_NOTIF_TYPE_ASSOCIATION */ struct iwi_notif_association { uint8_t state; #define IWI_DEASSOCIATED 0 #define IWI_ASSOCIATED 12 struct ieee80211_frame frame; uint16_t capinfo; uint16_t status; uint16_t associd; } __packed; /* structure for notification IWI_NOTIF_TYPE_SCAN_CHANNEL */ struct iwi_notif_scan_channel { uint8_t nchan; uint8_t reserved[47]; } __packed; /* structure for notification IWI_NOTIF_TYPE_SCAN_COMPLETE */ struct iwi_notif_scan_complete { uint8_t type; uint8_t nchan; uint8_t status; uint8_t reserved; } __packed; /* structure for notification IWI_NOTIF_TYPE_BEACON */ struct iwi_notif_beacon { uint32_t status; #define IWI_BEACON_MISSED 1 uint32_t count; }; /* received frame header */ struct iwi_frame { uint32_t reserved1[2]; uint8_t chan; uint8_t status; uint8_t rate; uint8_t rssi; /* receiver signal strength indicator */ uint8_t agc; /* automatic gain control */ uint8_t rssi_dbm; uint16_t signal; uint16_t noise; uint8_t antenna; uint8_t control; uint8_t reserved2[2]; uint16_t len; } __packed; /* header for transmission */ struct iwi_tx_desc { struct iwi_hdr hdr; uint32_t reserved1; uint8_t station; uint8_t reserved2[3]; uint8_t cmd; #define IWI_DATA_CMD_TX 0x0b uint8_t seq; uint16_t len; uint8_t priority; uint8_t flags; #define IWI_DATA_FLAG_SHPREAMBLE (1 << 2) #define IWI_DATA_FLAG_NO_WEP (1 << 5) #define IWI_DATA_FLAG_NEED_ACK (1 << 7) uint8_t xflags; #define IWI_DATA_XFLAG_CCK (1 << 0) uint8_t wep_txkey; #define IWI_DATA_KEY_WEP40 (1 << 6) #define IWI_DATA_KEY_WEP104 (1 << 7) uint8_t wepkey[IEEE80211_KEYBUF_SIZE]; uint8_t rate; uint8_t antenna; uint8_t reserved3[10]; struct ieee80211_qosframe_addr4 wh; uint32_t iv[2]; uint32_t nseg; #define IWI_MAX_NSEG 6 #define IWI_MAX_SCATTER (IWI_MAX_NSEG - 2) uint32_t seg_addr[IWI_MAX_NSEG]; uint16_t seg_len[IWI_MAX_NSEG]; } __packed; /* command */ struct iwi_cmd_desc { struct iwi_hdr hdr; uint8_t type; #define IWI_CMD_ENABLE 2 #define IWI_CMD_SET_CONFIG 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_FRAG_THRESHOLD 16 #define IWI_CMD_SET_POWER_MODE 17 #define IWI_CMD_SET_WEP_KEY 18 #define IWI_CMD_ASSOCIATE 21 #define IWI_CMD_SET_RATES 22 #define IWI_CMD_SCAN 26 #define IWI_CMD_DISABLE 33 #define IWI_CMD_SET_IV 34 #define IWI_CMD_SET_TX_POWER 35 #define IWI_CMD_SET_SENSITIVITY 42 uint8_t len; uint16_t reserved; uint8_t data[120]; } __packed; /* node information (IBSS) */ struct iwi_node { uint8_t bssid[IEEE80211_ADDR_LEN]; uint8_t reserved[2]; } __packed; /* constants for 'mode' fields */ #define IWI_MODE_11A 0 #define IWI_MODE_11B 1 #define IWI_MODE_11G 2 /* 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 { uint8_t mode; uint8_t nrates; uint8_t type; #define IWI_RATESET_TYPE_NEGOTIATED 0 #define IWI_RATESET_TYPE_SUPPORTED 1 uint8_t reserved; uint8_t rates[12]; } __packed; /* structure for command IWI_CMD_SET_TX_POWER */ struct iwi_txpower { uint8_t nchan; uint8_t mode; struct { uint8_t chan; uint8_t power; #define IWI_TXPOWER_MAX 20 #define IWI_TXPOWER_RATIO (IEEE80211_TXPOWER_MAX / IWI_TXPOWER_MAX) } __packed chan[37]; } __packed; /* structure for command IWI_CMD_ASSOCIATE */ struct iwi_associate { uint8_t chan; uint8_t auth; #define IWI_AUTH_OPEN 0 #define IWI_AUTH_SHARED 1 #define IWI_AUTH_NONE 3 uint8_t type; #define IWI_ASSOC_ASSOCIATE 0 #define IWI_ASSOC_REASSOCIATE 1 #define IWI_ASSOC_DISASSOCIATE 2 #define IWI_ASSOC_SIBSS 3 uint8_t reserved1; uint16_t reserved2; uint8_t plen; #define IWI_ASSOC_SHPREAMBLE (1 << 2) uint8_t mode; uint8_t bssid[IEEE80211_ADDR_LEN]; uint8_t tstamp[8]; uint16_t capinfo; uint16_t lintval; uint16_t intval; uint8_t dst[IEEE80211_ADDR_LEN]; uint32_t reserved3; uint16_t reserved4; } __packed; /* structure for command IWI_CMD_SCAN */ struct iwi_scan { uint32_t index; uint8_t channels[54]; #define IWI_CHAN_5GHZ (0 << 6) #define IWI_CHAN_2GHZ (1 << 6) uint8_t type[27]; #define IWI_SCAN_TYPE_PASSIVE 0x11 #define IWI_SCAN_TYPE_DIRECTED 0x22 #define IWI_SCAN_TYPE_BROADCAST 0x33 #define IWI_SCAN_TYPE_BDIRECTED 0x44 uint8_t reserved1; uint16_t reserved2; uint16_t passive; /* dwell time */ uint16_t directed; /* dwell time */ uint16_t broadcast; /* dwell time */ uint16_t bdirected; /* dwell time */ } __packed; /* structure for command IWI_CMD_SET_CONFIGURATION */ struct iwi_configuration { uint8_t bluetooth_coexistence; uint8_t reserved1; uint8_t answer_pbreq; uint8_t allow_invalid_frames; uint8_t multicast_enabled; uint8_t exclude_unicast_unencrypted; uint8_t disable_unicast_decryption; uint8_t exclude_multicast_unencrypted; uint8_t disable_multicast_decryption; uint8_t antenna; uint8_t reserved2; uint8_t bg_autodetection; uint8_t reserved3; uint8_t enable_multicast_filtering; uint8_t bluetooth_threshold; uint8_t silence_threshold; uint8_t allow_beacon_and_probe_resp; uint8_t allow_mgt; uint8_t report_noise; uint8_t reserved5; } __packed; /* structure for command IWI_CMD_SET_WEP_KEY */ struct iwi_wep_key { uint8_t cmd; #define IWI_WEP_KEY_CMD_SETKEY 0x08 uint8_t seq; uint8_t idx; uint8_t len; uint8_t key[IEEE80211_KEYBUF_SIZE]; } __packed; #define IWI_MEM_EEPROM_CTL 0x00300040 #define IWI_MEM_EVENT_CTL 0x00300004 /* possible flags for register IWI_MEM_EVENT */ #define IWI_LED_ASSOC (1 << 5) #define IWI_LED_MASK 0xd9fffffb /* EEPROM = Electrically Erasable Programmable Read-Only Memory */ #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)) #define CSR_WRITE_REGION_1(sc, offset, datap, count) \ bus_space_write_region_1((sc)->sc_st, (sc)->sc_sh, (offset), \ (datap), (count)) /* * 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 (/* CONSTCOND */0)