1 /* 2 * This file is part of wl1251 3 * 4 * Copyright (c) 1998-2007 Texas Instruments Incorporated 5 * Copyright (C) 2008 Nokia Corporation 6 * 7 * This program is free software; you can redistribute it and/or 8 * modify it under the terms of the GNU General Public License 9 * version 2 as published by the Free Software Foundation. 10 * 11 * This program is distributed in the hope that it will be useful, but 12 * WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 * General Public License for more details. 15 * 16 * You should have received a copy of the GNU General Public License 17 * along with this program; if not, write to the Free Software 18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 19 * 02110-1301 USA 20 * 21 */ 22 23 #ifndef __WL1251_CMD_H__ 24 #define __WL1251_CMD_H__ 25 26 #include "wl1251.h" 27 28 #include <net/cfg80211.h> 29 30 struct acx_header; 31 32 int wl1251_cmd_send(struct wl1251 *wl, u16 type, void *buf, size_t buf_len); 33 int wl1251_cmd_test(struct wl1251 *wl, void *buf, size_t buf_len, u8 answer); 34 int wl1251_cmd_interrogate(struct wl1251 *wl, u16 id, void *buf, size_t len); 35 int wl1251_cmd_configure(struct wl1251 *wl, u16 id, void *buf, size_t len); 36 int wl1251_cmd_vbm(struct wl1251 *wl, u8 identity, 37 void *bitmap, u16 bitmap_len, u8 bitmap_control); 38 int wl1251_cmd_data_path(struct wl1251 *wl, u8 channel, bool enable); 39 int wl1251_cmd_join(struct wl1251 *wl, u8 bss_type, u8 channel, 40 u16 beacon_interval, u8 dtim_interval); 41 int wl1251_cmd_ps_mode(struct wl1251 *wl, u8 ps_mode); 42 int wl1251_cmd_read_memory(struct wl1251 *wl, u32 addr, void *answer, 43 size_t len); 44 int wl1251_cmd_template_set(struct wl1251 *wl, u16 cmd_id, 45 void *buf, size_t buf_len); 46 int wl1251_cmd_scan(struct wl1251 *wl, u8 *ssid, size_t ssid_len, 47 struct ieee80211_channel *channels[], 48 unsigned int n_channels, unsigned int n_probes); 49 int wl1251_cmd_trigger_scan_to(struct wl1251 *wl, u32 timeout); 50 51 /* unit ms */ 52 #define WL1251_COMMAND_TIMEOUT 2000 53 54 enum wl1251_commands { 55 CMD_RESET = 0, 56 CMD_INTERROGATE = 1, /*use this to read information elements*/ 57 CMD_CONFIGURE = 2, /*use this to write information elements*/ 58 CMD_ENABLE_RX = 3, 59 CMD_ENABLE_TX = 4, 60 CMD_DISABLE_RX = 5, 61 CMD_DISABLE_TX = 6, 62 CMD_SCAN = 8, 63 CMD_STOP_SCAN = 9, 64 CMD_VBM = 10, 65 CMD_START_JOIN = 11, 66 CMD_SET_KEYS = 12, 67 CMD_READ_MEMORY = 13, 68 CMD_WRITE_MEMORY = 14, 69 CMD_BEACON = 19, 70 CMD_PROBE_RESP = 20, 71 CMD_NULL_DATA = 21, 72 CMD_PROBE_REQ = 22, 73 CMD_TEST = 23, 74 CMD_RADIO_CALIBRATE = 25, /* OBSOLETE */ 75 CMD_ENABLE_RX_PATH = 27, /* OBSOLETE */ 76 CMD_NOISE_HIST = 28, 77 CMD_RX_RESET = 29, 78 CMD_PS_POLL = 30, 79 CMD_QOS_NULL_DATA = 31, 80 CMD_LNA_CONTROL = 32, 81 CMD_SET_BCN_MODE = 33, 82 CMD_MEASUREMENT = 34, 83 CMD_STOP_MEASUREMENT = 35, 84 CMD_DISCONNECT = 36, 85 CMD_SET_PS_MODE = 37, 86 CMD_CHANNEL_SWITCH = 38, 87 CMD_STOP_CHANNEL_SWICTH = 39, 88 CMD_AP_DISCOVERY = 40, 89 CMD_STOP_AP_DISCOVERY = 41, 90 CMD_SPS_SCAN = 42, 91 CMD_STOP_SPS_SCAN = 43, 92 CMD_HEALTH_CHECK = 45, 93 CMD_DEBUG = 46, 94 CMD_TRIGGER_SCAN_TO = 47, 95 96 NUM_COMMANDS, 97 MAX_COMMAND_ID = 0xFFFF, 98 }; 99 100 #define MAX_CMD_PARAMS 572 101 102 struct wl1251_cmd_header { 103 u16 id; 104 u16 status; 105 /* payload */ 106 u8 data[0]; 107 } __packed; 108 109 struct wl1251_command { 110 struct wl1251_cmd_header header; 111 u8 parameters[MAX_CMD_PARAMS]; 112 } __packed; 113 114 enum { 115 CMD_MAILBOX_IDLE = 0, 116 CMD_STATUS_SUCCESS = 1, 117 CMD_STATUS_UNKNOWN_CMD = 2, 118 CMD_STATUS_UNKNOWN_IE = 3, 119 CMD_STATUS_REJECT_MEAS_SG_ACTIVE = 11, 120 CMD_STATUS_RX_BUSY = 13, 121 CMD_STATUS_INVALID_PARAM = 14, 122 CMD_STATUS_TEMPLATE_TOO_LARGE = 15, 123 CMD_STATUS_OUT_OF_MEMORY = 16, 124 CMD_STATUS_STA_TABLE_FULL = 17, 125 CMD_STATUS_RADIO_ERROR = 18, 126 CMD_STATUS_WRONG_NESTING = 19, 127 CMD_STATUS_TIMEOUT = 21, /* Driver internal use.*/ 128 CMD_STATUS_FW_RESET = 22, /* Driver internal use.*/ 129 MAX_COMMAND_STATUS = 0xff 130 }; 131 132 133 /* 134 * CMD_READ_MEMORY 135 * 136 * The host issues this command to read the WiLink device memory/registers. 137 * 138 * Note: The Base Band address has special handling (16 bits registers and 139 * addresses). For more information, see the hardware specification. 140 */ 141 /* 142 * CMD_WRITE_MEMORY 143 * 144 * The host issues this command to write the WiLink device memory/registers. 145 * 146 * The Base Band address has special handling (16 bits registers and 147 * addresses). For more information, see the hardware specification. 148 */ 149 #define MAX_READ_SIZE 256 150 151 struct cmd_read_write_memory { 152 struct wl1251_cmd_header header; 153 154 /* The address of the memory to read from or write to.*/ 155 u32 addr; 156 157 /* The amount of data in bytes to read from or write to the WiLink 158 * device.*/ 159 u32 size; 160 161 /* The actual value read from or written to the Wilink. The source 162 of this field is the Host in WRITE command or the Wilink in READ 163 command. */ 164 u8 value[MAX_READ_SIZE]; 165 } __packed; 166 167 #define CMDMBOX_HEADER_LEN 4 168 #define CMDMBOX_INFO_ELEM_HEADER_LEN 4 169 170 #define WL1251_SCAN_MIN_DURATION 30000 171 #define WL1251_SCAN_MAX_DURATION 60000 172 173 #define WL1251_SCAN_NUM_PROBES 3 174 175 struct wl1251_scan_parameters { 176 __le32 rx_config_options; 177 __le32 rx_filter_options; 178 179 /* 180 * Scan options: 181 * bit 0: When this bit is set, passive scan. 182 * bit 1: Band, when this bit is set we scan 183 * in the 5Ghz band. 184 * bit 2: voice mode, 0 for normal scan. 185 * bit 3: scan priority, 1 for high priority. 186 */ 187 __le16 scan_options; 188 189 /* Number of channels to scan */ 190 u8 num_channels; 191 192 /* Number opf probe requests to send, per channel */ 193 u8 num_probe_requests; 194 195 /* Rate and modulation for probe requests */ 196 __le16 tx_rate; 197 198 u8 tid_trigger; 199 u8 ssid_len; 200 u8 ssid[32]; 201 202 } __packed; 203 204 struct wl1251_scan_ch_parameters { 205 __le32 min_duration; /* in TU */ 206 __le32 max_duration; /* in TU */ 207 u32 bssid_lsb; 208 u16 bssid_msb; 209 210 /* 211 * bits 0-3: Early termination count. 212 * bits 4-5: Early termination condition. 213 */ 214 u8 early_termination; 215 216 u8 tx_power_att; 217 u8 channel; 218 u8 pad[3]; 219 } __packed; 220 221 /* SCAN parameters */ 222 #define SCAN_MAX_NUM_OF_CHANNELS 16 223 224 struct wl1251_cmd_scan { 225 struct wl1251_cmd_header header; 226 227 struct wl1251_scan_parameters params; 228 struct wl1251_scan_ch_parameters channels[SCAN_MAX_NUM_OF_CHANNELS]; 229 } __packed; 230 231 enum { 232 BSS_TYPE_IBSS = 0, 233 BSS_TYPE_STA_BSS = 2, 234 BSS_TYPE_AP_BSS = 3, 235 MAX_BSS_TYPE = 0xFF 236 }; 237 238 #define JOIN_CMD_CTRL_TX_FLUSH 0x80 /* Firmware flushes all Tx */ 239 #define JOIN_CMD_CTRL_EARLY_WAKEUP_ENABLE 0x01 /* Early wakeup time */ 240 241 242 struct cmd_join { 243 struct wl1251_cmd_header header; 244 245 u32 bssid_lsb; 246 u16 bssid_msb; 247 u16 beacon_interval; /* in TBTTs */ 248 u32 rx_config_options; 249 u32 rx_filter_options; 250 251 /* 252 * The target uses this field to determine the rate at 253 * which to transmit control frame responses (such as 254 * ACK or CTS frames). 255 */ 256 u16 basic_rate_set; 257 u8 dtim_interval; 258 u8 tx_ctrl_frame_rate; /* OBSOLETE */ 259 u8 tx_ctrl_frame_mod; /* OBSOLETE */ 260 /* 261 * bits 0-2: This bitwise field specifies the type 262 * of BSS to start or join (BSS_TYPE_*). 263 * bit 4: Band - The radio band in which to join 264 * or start. 265 * 0 - 2.4GHz band 266 * 1 - 5GHz band 267 * bits 3, 5-7: Reserved 268 */ 269 u8 bss_type; 270 u8 channel; 271 u8 ssid_len; 272 u8 ssid[IW_ESSID_MAX_SIZE]; 273 u8 ctrl; /* JOIN_CMD_CTRL_* */ 274 u8 tx_mgt_frame_rate; /* OBSOLETE */ 275 u8 tx_mgt_frame_mod; /* OBSOLETE */ 276 u8 reserved; 277 } __packed; 278 279 struct cmd_enabledisable_path { 280 struct wl1251_cmd_header header; 281 282 u8 channel; 283 u8 padding[3]; 284 } __packed; 285 286 #define WL1251_MAX_TEMPLATE_SIZE 300 287 288 struct wl1251_cmd_packet_template { 289 struct wl1251_cmd_header header; 290 291 __le16 size; 292 u8 data[0]; 293 } __packed; 294 295 #define TIM_ELE_ID 5 296 #define PARTIAL_VBM_MAX 251 297 298 struct wl1251_tim { 299 u8 identity; 300 u8 length; 301 u8 dtim_count; 302 u8 dtim_period; 303 u8 bitmap_ctrl; 304 u8 pvb_field[PARTIAL_VBM_MAX]; /* Partial Virtual Bitmap */ 305 } __packed; 306 307 /* Virtual Bit Map update */ 308 struct wl1251_cmd_vbm_update { 309 struct wl1251_cmd_header header; 310 __le16 len; 311 u8 padding[2]; 312 struct wl1251_tim tim; 313 } __packed; 314 315 enum wl1251_cmd_ps_mode { 316 STATION_ACTIVE_MODE, 317 STATION_POWER_SAVE_MODE 318 }; 319 320 struct wl1251_cmd_ps_params { 321 struct wl1251_cmd_header header; 322 323 u8 ps_mode; /* STATION_* */ 324 u8 send_null_data; /* Do we have to send NULL data packet ? */ 325 u8 retries; /* Number of retires for the initial NULL data packet */ 326 327 /* 328 * TUs during which the target stays awake after switching 329 * to power save mode. 330 */ 331 u8 hang_over_period; 332 u16 null_data_rate; 333 u8 pad[2]; 334 } __packed; 335 336 struct wl1251_cmd_trigger_scan_to { 337 struct wl1251_cmd_header header; 338 339 u32 timeout; 340 } __packed; 341 342 /* HW encryption keys */ 343 #define NUM_ACCESS_CATEGORIES_COPY 4 344 #define MAX_KEY_SIZE 32 345 346 /* When set, disable HW encryption */ 347 #define DF_ENCRYPTION_DISABLE 0x01 348 /* When set, disable HW decryption */ 349 #define DF_SNIFF_MODE_ENABLE 0x80 350 351 enum wl1251_cmd_key_action { 352 KEY_ADD_OR_REPLACE = 1, 353 KEY_REMOVE = 2, 354 KEY_SET_ID = 3, 355 MAX_KEY_ACTION = 0xffff, 356 }; 357 358 enum wl1251_cmd_key_type { 359 KEY_WEP_DEFAULT = 0, 360 KEY_WEP_ADDR = 1, 361 KEY_AES_GROUP = 4, 362 KEY_AES_PAIRWISE = 5, 363 KEY_WEP_GROUP = 6, 364 KEY_TKIP_MIC_GROUP = 10, 365 KEY_TKIP_MIC_PAIRWISE = 11, 366 }; 367 368 /* 369 * 370 * key_type_e key size key format 371 * ---------- --------- ---------- 372 * 0x00 5, 13, 29 Key data 373 * 0x01 5, 13, 29 Key data 374 * 0x04 16 16 bytes of key data 375 * 0x05 16 16 bytes of key data 376 * 0x0a 32 16 bytes of TKIP key data 377 * 8 bytes of RX MIC key data 378 * 8 bytes of TX MIC key data 379 * 0x0b 32 16 bytes of TKIP key data 380 * 8 bytes of RX MIC key data 381 * 8 bytes of TX MIC key data 382 * 383 */ 384 385 struct wl1251_cmd_set_keys { 386 struct wl1251_cmd_header header; 387 388 /* Ignored for default WEP key */ 389 u8 addr[ETH_ALEN]; 390 391 /* key_action_e */ 392 u16 key_action; 393 394 u16 reserved_1; 395 396 /* key size in bytes */ 397 u8 key_size; 398 399 /* key_type_e */ 400 u8 key_type; 401 u8 ssid_profile; 402 403 /* 404 * TKIP, AES: frame's key id field. 405 * For WEP default key: key id; 406 */ 407 u8 id; 408 u8 reserved_2[6]; 409 u8 key[MAX_KEY_SIZE]; 410 u16 ac_seq_num16[NUM_ACCESS_CATEGORIES_COPY]; 411 u32 ac_seq_num32[NUM_ACCESS_CATEGORIES_COPY]; 412 } __packed; 413 414 415 #endif /* __WL1251_CMD_H__ */ 416