Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)
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FreeBSD/Linux Kernel Cross Reference
sys/dev/ipw/if_ipwreg.h
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1 /* $FreeBSD$ */ 2 3 /*- 4 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 5 * 6 * Copyright (c) 2004-2006 7 * Damien Bergamini <damien.bergamini@free.fr>. All rights reserved. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice unmodified, this list of conditions, and the following 14 * disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 * SUCH DAMAGE. 30 */ 31 32 #define IPW_NTBD 128 33 #define IPW_TBD_SZ (IPW_NTBD * sizeof (struct ipw_bd)) 34 #define IPW_NDATA (IPW_NTBD / 2) 35 #define IPW_NRBD 128 36 #define IPW_RBD_SZ (IPW_NRBD * sizeof (struct ipw_bd)) 37 #define IPW_STATUS_SZ (IPW_NRBD * sizeof (struct ipw_status)) 38 39 #define IPW_CSR_INTR 0x0008 40 #define IPW_CSR_INTR_MASK 0x000c 41 #define IPW_CSR_INDIRECT_ADDR 0x0010 42 #define IPW_CSR_INDIRECT_DATA 0x0014 43 #define IPW_CSR_AUTOINC_ADDR 0x0018 44 #define IPW_CSR_AUTOINC_DATA 0x001c 45 #define IPW_CSR_RST 0x0020 46 #define IPW_CSR_CTL 0x0024 47 #define IPW_CSR_IO 0x0030 48 #define IPW_CSR_TX_BASE 0x0200 49 #define IPW_CSR_TX_SIZE 0x0204 50 #define IPW_CSR_RX_BASE 0x0240 51 #define IPW_CSR_STATUS_BASE 0x0244 52 #define IPW_CSR_RX_SIZE 0x0248 53 #define IPW_CSR_TX_READ 0x0280 54 #define IPW_CSR_RX_READ 0x02a0 55 #define IPW_CSR_TABLE1_BASE 0x0380 56 #define IPW_CSR_TABLE2_BASE 0x0384 57 #define IPW_CSR_TX_WRITE 0x0f80 58 #define IPW_CSR_RX_WRITE 0x0fa0 59 60 /* possible flags for register IPW_CSR_INTR */ 61 #define IPW_INTR_TX_TRANSFER 0x00000001 62 #define IPW_INTR_RX_TRANSFER 0x00000002 63 #define IPW_INTR_STATUS_CHANGE 0x00000010 64 #define IPW_INTR_COMMAND_DONE 0x00010000 65 #define IPW_INTR_FW_INIT_DONE 0x01000000 66 #define IPW_INTR_FATAL_ERROR 0x40000000 67 #define IPW_INTR_PARITY_ERROR 0x80000000 68 69 #define IPW_INTR_MASK \ 70 (IPW_INTR_TX_TRANSFER | IPW_INTR_RX_TRANSFER | \ 71 IPW_INTR_STATUS_CHANGE | IPW_INTR_COMMAND_DONE | \ 72 IPW_INTR_FW_INIT_DONE | IPW_INTR_FATAL_ERROR | \ 73 IPW_INTR_PARITY_ERROR) 74 75 /* possible flags for register IPW_CSR_RST */ 76 #define IPW_RST_PRINCETON_RESET 0x00000001 77 #define IPW_RST_SW_RESET 0x00000080 78 #define IPW_RST_MASTER_DISABLED 0x00000100 79 #define IPW_RST_STOP_MASTER 0x00000200 80 81 /* possible flags for register IPW_CSR_CTL */ 82 #define IPW_CTL_CLOCK_READY 0x00000001 83 #define IPW_CTL_ALLOW_STANDBY 0x00000002 84 #define IPW_CTL_INIT 0x00000004 85 86 /* possible flags for register IPW_CSR_IO */ 87 #define IPW_IO_GPIO1_ENABLE 0x00000008 88 #define IPW_IO_GPIO1_MASK 0x0000000c 89 #define IPW_IO_GPIO3_MASK 0x000000c0 90 #define IPW_IO_LED_OFF 0x00002000 91 #define IPW_IO_RADIO_DISABLED 0x00010000 92 93 /* state codes sent by fw on IPW_STATUS_CODE_NEWSTATE interrupt */ 94 #define IPW_STATE_INITIALIZED 0x0001 95 #define IPW_STATE_CC_FOUND 0x0002 /* 802.11d cc received */ 96 #define IPW_STATE_ASSOCIATED 0x0004 97 #define IPW_STATE_ASSOCIATION_LOST 0x0008 98 #define IPW_STATE_ASSOCIATION_CHANGED 0x0010 /* assoc params changed? */ 99 #define IPW_STATE_SCAN_COMPLETE 0x0020 100 #define IPW_STATE_PS_ENTER 0x0040 /* entered power-save mode */ 101 #define IPW_STATE_PS_EXIT 0x0080 /* exited power-save mode */ 102 #define IPW_STATE_RADIO_DISABLED 0x0100 103 #define IPW_STATE_DISABLED 0x0200 104 #define IPW_STATE_POWER_DOWN 0x0400 /* ??? */ 105 #define IPW_STATE_SCANNING 0x0800 106 107 /* table1 offsets */ 108 #define IPW_INFO_LOCK 480 109 #define IPW_INFO_APS_CNT 604 110 #define IPW_INFO_APS_BASE 608 111 #define IPW_INFO_CARD_DISABLED 628 112 #define IPW_INFO_CURRENT_CHANNEL 756 113 #define IPW_INFO_CURRENT_TX_RATE 768 114 115 /* table2 offsets */ 116 #define IPW_INFO_CURRENT_SSID 48 117 #define IPW_INFO_CURRENT_BSSID 112 118 119 /* supported rates */ 120 #define IPW_RATE_DS1 1 121 #define IPW_RATE_DS2 2 122 #define IPW_RATE_DS5 4 123 #define IPW_RATE_DS11 8 124 125 /* firmware binary image header */ 126 struct ipw_firmware_hdr { 127 uint32_t version; 128 uint32_t mainsz; 129 uint32_t ucodesz; 130 } __packed; 131 132 /* buffer descriptor */ 133 struct ipw_bd { 134 uint32_t physaddr; 135 uint32_t len; 136 uint8_t flags; 137 #define IPW_BD_FLAG_TX_FRAME_802_3 0x00 138 #define IPW_BD_FLAG_TX_NOT_LAST_FRAGMENT 0x01 139 #define IPW_BD_FLAG_TX_FRAME_COMMAND 0x02 140 #define IPW_BD_FLAG_TX_FRAME_802_11 0x04 141 #define IPW_BD_FLAG_TX_LAST_FRAGMENT 0x08 142 uint8_t nfrag; /* number of fragments */ 143 uint8_t reserved[6]; 144 } __packed; 145 146 /* status */ 147 struct ipw_status { 148 uint32_t len; 149 uint16_t code; 150 #define IPW_STATUS_CODE_COMMAND 0 151 #define IPW_STATUS_CODE_NEWSTATE 1 152 #define IPW_STATUS_CODE_DATA_802_11 2 153 #define IPW_STATUS_CODE_DATA_802_3 3 154 #define IPW_STATUS_CODE_NOTIFICATION 4 155 uint8_t flags; 156 #define IPW_STATUS_FLAG_DECRYPTED 0x01 157 #define IPW_STATUS_FLAG_WEP_ENCRYPTED 0x02 158 #define IPW_STATUS_FLAG_CRC_ERROR 0x04 159 uint8_t rssi; /* received signal strength indicator */ 160 #define IPW_RSSI_TO_DBM (-98) /* XXX fixed nf to convert dBm */ 161 } __packed; 162 163 /* data header */ 164 struct ipw_hdr { 165 uint32_t type; 166 #define IPW_HDR_TYPE_SEND 33 167 uint32_t subtype; 168 uint8_t encrypted; 169 uint8_t encrypt; 170 uint8_t keyidx; 171 uint8_t keysz; 172 uint8_t key[IEEE80211_KEYBUF_SIZE]; 173 uint8_t reserved[10]; 174 uint8_t src_addr[IEEE80211_ADDR_LEN]; 175 uint8_t dst_addr[IEEE80211_ADDR_LEN]; 176 uint16_t fragmentsz; 177 } __packed; 178 179 /* command */ 180 struct ipw_cmd { 181 uint32_t type; 182 #define IPW_CMD_ENABLE 2 183 #define IPW_CMD_SET_CONFIGURATION 6 184 #define IPW_CMD_SET_ESSID 8 185 #define IPW_CMD_SET_MANDATORY_BSSID 9 186 #define IPW_CMD_SET_MAC_ADDRESS 11 187 #define IPW_CMD_SET_MODE 12 188 #define IPW_CMD_SET_CHANNEL 14 189 #define IPW_CMD_SET_RTS_THRESHOLD 15 190 #define IPW_CMD_SET_FRAG_THRESHOLD 16 191 #define IPW_CMD_SET_POWER_MODE 17 192 #define IPW_CMD_SET_TX_RATES 18 193 #define IPW_CMD_SET_BASIC_TX_RATES 19 194 #define IPW_CMD_SET_WEP_KEY 20 195 #define IPW_CMD_SET_WEP_KEY_INDEX 25 196 #define IPW_CMD_SET_WEP_FLAGS 26 197 #define IPW_CMD_ADD_MULTICAST 27 198 #define IPW_CMD_SET_BEACON_INTERVAL 29 199 #define IPW_CMD_SET_TX_POWER_INDEX 36 200 #define IPW_CMD_BROADCAST_SCAN 43 201 #define IPW_CMD_DISABLE 44 202 #define IPW_CMD_SET_DESIRED_BSSID 45 203 #define IPW_CMD_SET_SCAN_OPTIONS 46 204 #define IPW_CMD_SET_SCAN_DWELL_TIME 47 205 #define IPW_CMD_SET_SHORT_RETRY 51 206 #define IPW_CMD_SET_LONG_RETRY 52 207 #define IPW_CMD_PREPARE_POWER_DOWN 58 208 #define IPW_CMD_DISABLE_PHY 61 209 #define IPW_CMD_SET_MSDU_TX_RATES 62 210 #define IPW_CMD_SET_SECURITY_INFO 67 211 #define IPW_CMD_DISASSOCIATE 68 212 #define IPW_CMD_SET_WPA_IE 69 213 uint32_t subtype; 214 uint32_t seq; 215 uint32_t len; 216 uint8_t data[400]; 217 uint32_t status; 218 uint8_t reserved[68]; 219 } __packed; 220 221 /* possible values for command IPW_CMD_SET_POWER_MODE */ 222 #define IPW_POWER_MODE_CAM 0 223 #define IPW_POWER_MODE_AUTO 6 224 225 /* possible values for command IPW_CMD_SET_MODE */ 226 #define IPW_MODE_BSS 0 227 #define IPW_MODE_IBSS 1 228 #define IPW_MODE_MONITOR 2 229 230 /* possible flags for command IPW_CMD_SET_WEP_FLAGS */ 231 #define IPW_WEPON 0x8 232 233 /* structure for command IPW_CMD_SET_WEP_KEY */ 234 struct ipw_wep_key { 235 uint8_t idx; 236 uint8_t len; 237 uint8_t key[13]; 238 } __packed; 239 240 /* structure for command IPW_CMD_SET_SECURITY_INFORMATION */ 241 struct ipw_security { 242 uint32_t ciphers; 243 #define IPW_CIPHER_NONE 0x00000001 244 #define IPW_CIPHER_WEP40 0x00000002 245 #define IPW_CIPHER_TKIP 0x00000004 246 #define IPW_CIPHER_CCMP 0x00000010 247 #define IPW_CIPHER_WEP104 0x00000020 248 #define IPW_CIPHER_CKIP 0x00000040 249 uint16_t reserved1; 250 uint8_t authmode; 251 #define IPW_AUTH_OPEN 0 252 #define IPW_AUTH_SHARED 1 253 uint16_t reserved2; 254 } __packed; 255 256 /* structure for command IPW_CMD_SET_SCAN_OPTIONS */ 257 struct ipw_scan_options { 258 uint32_t flags; 259 #define IPW_SCAN_DO_NOT_ASSOCIATE 0x00000001 260 #define IPW_SCAN_MIXED_CELL 0x00000002 261 #define IPW_SCAN_PASSIVE 0x00000008 262 uint32_t channels; 263 } __packed; 264 265 /* structure for command IPW_CMD_SET_CONFIGURATION */ 266 struct ipw_configuration { 267 uint32_t flags; 268 #define IPW_CFG_PROMISCUOUS 0x00000004 269 #define IPW_CFG_PREAMBLE_AUTO 0x00000010 270 #define IPW_CFG_IBSS_AUTO_START 0x00000020 271 #define IPW_CFG_802_1x_ENABLE 0x00004000 272 #define IPW_CFG_BSS_MASK 0x00008000 273 #define IPW_CFG_IBSS_MASK 0x00010000 274 uint32_t bss_chan; 275 uint32_t ibss_chan; 276 } __packed; 277 278 /* structure for command IPW_CMD_SET_WPA_IE */ 279 struct ipw_wpa_ie { 280 uint16_t mask; 281 uint16_t capinfo; 282 uint16_t lintval; 283 uint8_t bssid[IEEE80211_ADDR_LEN]; 284 uint32_t len; 285 struct ieee80211_ie_wpa ie; 286 } __packed; 287 288 /* element in AP table */ 289 struct ipw_node { 290 uint32_t reserved1[2]; 291 uint8_t bssid[IEEE80211_ADDR_LEN]; 292 uint8_t chan; 293 uint8_t rates; 294 uint16_t reserved2; 295 uint16_t capinfo; 296 uint16_t reserved3; 297 uint16_t intval; 298 uint8_t reserved4[28]; 299 uint8_t essid[IEEE80211_NWID_LEN]; 300 uint16_t reserved5; 301 uint8_t esslen; 302 uint8_t reserved6[7]; 303 uint8_t rssi; 304 } __packed; 305 306 /* EEPROM = Electrically Erasable Programmable Read-Only Memory */ 307 308 #define IPW_MEM_EEPROM_CTL 0x00300040 309 310 #define IPW_EEPROM_RADIO 0x11 311 #define IPW_EEPROM_MAC 0x21 312 #define IPW_EEPROM_CHANNEL_LIST 0x37 313 314 #define IPW_EEPROM_DELAY 1 /* minimum hold time (microsecond) */ 315 316 #define IPW_EEPROM_C (1 << 0) /* Serial Clock */ 317 #define IPW_EEPROM_S (1 << 1) /* Chip Select */ 318 #define IPW_EEPROM_D (1 << 2) /* Serial data input */ 319 #define IPW_EEPROM_Q (1 << 4) /* Serial data output */ 320 321 #define IPW_EEPROM_SHIFT_D 2 322 #define IPW_EEPROM_SHIFT_Q 4 323 324 /* 325 * control and status registers access macros 326 */ 327 #define CSR_READ_1(sc, reg) \ 328 bus_space_read_1((sc)->sc_st, (sc)->sc_sh, (reg)) 329 330 #define CSR_READ_2(sc, reg) \ 331 bus_space_read_2((sc)->sc_st, (sc)->sc_sh, (reg)) 332 333 #define CSR_READ_4(sc, reg) \ 334 bus_space_read_4((sc)->sc_st, (sc)->sc_sh, (reg)) 335 336 #define CSR_WRITE_1(sc, reg, val) \ 337 bus_space_write_1((sc)->sc_st, (sc)->sc_sh, (reg), (val)) 338 339 #define CSR_WRITE_2(sc, reg, val) \ 340 bus_space_write_2((sc)->sc_st, (sc)->sc_sh, (reg), (val)) 341 342 #define CSR_WRITE_4(sc, reg, val) \ 343 bus_space_write_4((sc)->sc_st, (sc)->sc_sh, (reg), (val)) 344 345 #define CSR_WRITE_MULTI_1(sc, reg, buf, len) \ 346 bus_space_write_multi_1((sc)->sc_st, (sc)->sc_sh, (reg), \ 347 (buf), (len)) 348 349 /* 350 * indirect memory space access macros 351 */ 352 #define MEM_READ_1(sc, addr) \ 353 (CSR_WRITE_4((sc), IPW_CSR_INDIRECT_ADDR, (addr)), \ 354 CSR_READ_1((sc), IPW_CSR_INDIRECT_DATA)) 355 356 #define MEM_READ_4(sc, addr) \ 357 (CSR_WRITE_4((sc), IPW_CSR_INDIRECT_ADDR, (addr)), \ 358 CSR_READ_4((sc), IPW_CSR_INDIRECT_DATA)) 359 360 #define MEM_WRITE_1(sc, addr, val) do { \ 361 CSR_WRITE_4((sc), IPW_CSR_INDIRECT_ADDR, (addr)); \ 362 CSR_WRITE_1((sc), IPW_CSR_INDIRECT_DATA, (val)); \ 363 } while (/* CONSTCOND */0) 364 365 #define MEM_WRITE_2(sc, addr, val) do { \ 366 CSR_WRITE_4((sc), IPW_CSR_INDIRECT_ADDR, (addr)); \ 367 CSR_WRITE_2((sc), IPW_CSR_INDIRECT_DATA, (val)); \ 368 } while (/* CONSTCOND */0) 369 370 #define MEM_WRITE_4(sc, addr, val) do { \ 371 CSR_WRITE_4((sc), IPW_CSR_INDIRECT_ADDR, (addr)); \ 372 CSR_WRITE_4((sc), IPW_CSR_INDIRECT_DATA, (val)); \ 373 } while (/* CONSTCOND */0) 374 375 #define MEM_WRITE_MULTI_1(sc, addr, buf, len) do { \ 376 CSR_WRITE_4((sc), IPW_CSR_INDIRECT_ADDR, (addr)); \ 377 CSR_WRITE_MULTI_1((sc), IPW_CSR_INDIRECT_DATA, (buf), (len)); \ 378 } while (/* CONSTCOND */0) 379 380 /* 381 * EEPROM access macro 382 */ 383 #define IPW_EEPROM_CTL(sc, val) do { \ 384 MEM_WRITE_4((sc), IPW_MEM_EEPROM_CTL, (val)); \ 385 DELAY(IPW_EEPROM_DELAY); \ 386 } while (0)
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