Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)
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FreeBSD/Linux Kernel Cross Reference
sys/dev/usb/wlan/if_upgtvar.h
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1 /* $OpenBSD: if_upgtvar.h,v 1.14 2008/02/02 13:48:44 mglocker Exp $ */ 2 /* $FreeBSD$ */ 3 4 /* 5 * Copyright (c) 2007 Marcus Glocker <mglocker@openbsd.org> 6 * 7 * Permission to use, copy, modify, and distribute this software for any 8 * purpose with or without fee is hereby granted, provided that the above 9 * copyright notice and this permission notice appear in all copies. 10 * 11 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 12 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 13 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 14 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 15 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 16 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 17 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 18 */ 19 20 struct upgt_softc; 21 22 /* 23 * General values. 24 */ 25 enum { 26 UPGT_BULK_RX, 27 UPGT_BULK_TX, 28 UPGT_N_XFERS = 2, 29 }; 30 31 #define UPGT_CONFIG_INDEX 0 32 #define UPGT_IFACE_INDEX 0 33 #define UPGT_USB_TIMEOUT 1000 34 #define UPGT_FIRMWARE_TIMEOUT 10 35 36 #define UPGT_MEMADDR_FIRMWARE_START 0x00020000 /* 512 bytes large */ 37 #define UPGT_MEMSIZE_FRAME_HEAD 0x0070 38 #define UPGT_MEMSIZE_RX 0x3500 39 40 #define UPGT_RX_MAXCOUNT 6 41 #define UPGT_TX_MAXCOUNT 128 42 #define UPGT_TX_STAT_INTERVAL 5 43 #define UPGT_RX_MINSZ (sizeof(struct upgt_lmac_header) + 4) 44 45 /* device flags */ 46 #define UPGT_DEVICE_ATTACHED (1 << 0) 47 48 /* leds */ 49 #define UPGT_LED_OFF 0 50 #define UPGT_LED_ON 1 51 #define UPGT_LED_BLINK 2 52 53 /* 54 * Firmware. 55 */ 56 #define UPGT_FW_BLOCK_SIZE 256 57 58 #define UPGT_BRA_FWTYPE_SIZE 4 59 #define UPGT_BRA_FWTYPE_LM86 "LM86" 60 #define UPGT_BRA_FWTYPE_LM87 "LM87" 61 enum upgt_fw_type { 62 UPGT_FWTYPE_LM86, 63 UPGT_FWTYPE_LM87 64 }; 65 66 #define UPGT_BRA_TYPE_FW 0x80000001 67 #define UPGT_BRA_TYPE_VERSION 0x80000002 68 #define UPGT_BRA_TYPE_DEPIF 0x80000003 69 #define UPGT_BRA_TYPE_EXPIF 0x80000004 70 #define UPGT_BRA_TYPE_DESCR 0x80000101 71 #define UPGT_BRA_TYPE_END 0xff0000ff 72 struct upgt_fw_bra_option { 73 uint32_t type; 74 uint32_t len; 75 uint8_t data[]; 76 } __packed; 77 78 struct upgt_fw_bra_descr { 79 uint32_t unknown1; 80 uint32_t memaddr_space_start; 81 uint32_t memaddr_space_end; 82 uint32_t unknown2; 83 uint32_t unknown3; 84 uint8_t rates[20]; 85 } __packed; 86 87 #define UPGT_X2_SIGNATURE_SIZE 4 88 #define UPGT_X2_SIGNATURE "x2 " 89 struct upgt_fw_x2_header { 90 uint8_t signature[4]; 91 uint32_t startaddr; 92 uint32_t len; 93 uint32_t crc; 94 } __packed; 95 96 /* 97 * EEPROM. 98 */ 99 #define UPGT_EEPROM_SIZE 8192 100 #define UPGT_EEPROM_BLOCK_SIZE 1020 101 102 struct upgt_eeprom_header { 103 /* 14 bytes */ 104 uint32_t magic; 105 uint16_t pad1; 106 uint16_t preamble_len; 107 uint32_t pad2; 108 /* data */ 109 } __packed; 110 111 #define UPGT_EEPROM_TYPE_END 0x0000 112 #define UPGT_EEPROM_TYPE_NAME 0x0001 113 #define UPGT_EEPROM_TYPE_SERIAL 0x0003 114 #define UPGT_EEPROM_TYPE_MAC 0x0101 115 #define UPGT_EEPROM_TYPE_HWRX 0x1001 116 #define UPGT_EEPROM_TYPE_CHIP 0x1002 117 #define UPGT_EEPROM_TYPE_FREQ3 0x1903 118 #define UPGT_EEPROM_TYPE_FREQ4 0x1904 119 #define UPGT_EEPROM_TYPE_FREQ5 0x1905 120 #define UPGT_EEPROM_TYPE_FREQ6 0x1906 121 #define UPGT_EEPROM_TYPE_OFF 0xffff 122 struct upgt_eeprom_option { 123 uint16_t len; 124 uint16_t type; 125 uint8_t data[]; 126 /* data */ 127 } __packed; 128 129 #define UPGT_EEPROM_RX_CONST 0x88 130 struct upgt_eeprom_option_hwrx { 131 uint32_t pad1; 132 uint8_t rxfilter; 133 uint8_t pad2[15]; 134 } __packed; 135 136 struct upgt_eeprom_freq3_header { 137 uint8_t flags; 138 uint8_t elements; 139 } __packed; 140 141 struct upgt_eeprom_freq4_header { 142 uint8_t flags; 143 uint8_t elements; 144 uint8_t settings; 145 uint8_t type; 146 } __packed; 147 148 struct upgt_eeprom_freq4_1 { 149 uint16_t freq; 150 uint8_t data[50]; 151 } __packed; 152 153 struct upgt_eeprom_freq4_2 { 154 uint16_t head; 155 uint8_t subtails[4]; 156 uint8_t tail; 157 } __packed; 158 159 /* 160 * LMAC protocol. 161 */ 162 struct upgt_lmac_mem { 163 uint32_t addr; 164 uint32_t chksum; 165 } __packed; 166 167 #define UPGT_H1_FLAGS_TX_MGMT 0x00 /* for TX: mgmt frame */ 168 #define UPGT_H1_FLAGS_TX_NO_CALLBACK 0x01 /* for TX: no USB callback */ 169 #define UPGT_H1_FLAGS_TX_DATA 0x10 /* for TX: data frame */ 170 #define UPGT_H1_TYPE_RX_DATA 0x00 /* 802.11 RX data frame */ 171 #define UPGT_H1_TYPE_RX_DATA_MGMT 0x04 /* 802.11 RX mgmt frame */ 172 #define UPGT_H1_TYPE_TX_DATA 0x40 /* 802.11 TX data frame */ 173 #define UPGT_H1_TYPE_CTRL 0x80 /* control frame */ 174 struct upgt_lmac_h1 { 175 /* 4 bytes */ 176 uint8_t flags; 177 uint8_t type; 178 uint16_t len; 179 } __packed; 180 181 #define UPGT_H2_TYPE_TX_ACK_NO 0x0000 182 #define UPGT_H2_TYPE_TX_ACK_YES 0x0001 183 #define UPGT_H2_TYPE_MACFILTER 0x0000 184 #define UPGT_H2_TYPE_CHANNEL 0x0001 185 #define UPGT_H2_TYPE_TX_DONE 0x0008 186 #define UPGT_H2_TYPE_STATS 0x000a 187 #define UPGT_H2_TYPE_EEPROM 0x000c 188 #define UPGT_H2_TYPE_LED 0x000d 189 #define UPGT_H2_FLAGS_TX_ACK_NO 0x0101 190 #define UPGT_H2_FLAGS_TX_ACK_YES 0x0707 191 struct upgt_lmac_h2 { 192 /* 8 bytes */ 193 uint32_t reqid; 194 uint16_t type; 195 uint16_t flags; 196 } __packed; 197 198 struct upgt_lmac_header { 199 /* 12 bytes */ 200 struct upgt_lmac_h1 header1; 201 struct upgt_lmac_h2 header2; 202 } __packed; 203 204 struct upgt_lmac_eeprom { 205 /* 16 bytes */ 206 struct upgt_lmac_h1 header1; 207 struct upgt_lmac_h2 header2; 208 uint16_t offset; 209 uint16_t len; 210 /* data */ 211 } __packed; 212 213 #define UPGT_FILTER_TYPE_NONE 0x0000 214 #define UPGT_FILTER_TYPE_STA 0x0001 215 #define UPGT_FILTER_TYPE_IBSS 0x0002 216 #define UPGT_FILTER_TYPE_HOSTAP 0x0004 217 #define UPGT_FILTER_TYPE_MONITOR 0x0010 218 #define UPGT_FILTER_TYPE_RESET 0x0020 219 #define UPGT_FILTER_UNKNOWN1 0x0002 220 #define UPGT_FILTER_UNKNOWN2 0x0ca8 221 #define UPGT_FILTER_UNKNOWN3 0xffff 222 #define UPGT_FILTER_MONITOR_UNKNOWN1 0x0000 223 #define UPGT_FILTER_MONITOR_UNKNOWN2 0x0000 224 #define UPGT_FILTER_MONITOR_UNKNOWN3 0x0000 225 struct upgt_lmac_filter { 226 struct upgt_lmac_h1 header1; 227 struct upgt_lmac_h2 header2; 228 /* 32 bytes */ 229 uint16_t type; 230 uint8_t dst[IEEE80211_ADDR_LEN]; 231 uint8_t src[IEEE80211_ADDR_LEN]; 232 uint16_t unknown1; 233 uint32_t rxaddr; 234 uint16_t unknown2; 235 uint32_t rxhw; 236 uint16_t unknown3; 237 uint32_t unknown4; 238 } __packed; 239 240 /* frequence 3 data */ 241 struct upgt_lmac_freq3 { 242 uint16_t freq; 243 uint8_t data[6]; 244 } __packed; 245 246 /* frequence 4 data */ 247 struct upgt_lmac_freq4 { 248 struct upgt_eeprom_freq4_2 cmd; 249 uint8_t pad; 250 }; 251 252 /* frequence 6 data */ 253 struct upgt_lmac_freq6 { 254 uint16_t freq; 255 uint8_t data[8]; 256 } __packed; 257 258 #define UPGT_CHANNEL_UNKNOWN1 0x0001 259 #define UPGT_CHANNEL_UNKNOWN2 0x0000 260 #define UPGT_CHANNEL_UNKNOWN3 0x48 261 struct upgt_lmac_channel { 262 struct upgt_lmac_h1 header1; 263 struct upgt_lmac_h2 header2; 264 /* 112 bytes */ 265 uint16_t unknown1; 266 uint16_t unknown2; 267 uint8_t pad1[20]; 268 struct upgt_lmac_freq6 freq6; 269 uint8_t settings; 270 uint8_t unknown3; 271 uint8_t freq3_1[4]; 272 struct upgt_lmac_freq4 freq4[8]; 273 uint8_t freq3_2[4]; 274 uint32_t pad2; 275 } __packed; 276 277 #define UPGT_LED_MODE_SET 0x0003 278 #define UPGT_LED_ACTION_OFF 0x0002 279 #define UPGT_LED_ACTION_ON 0x0003 280 #define UPGT_LED_ACTION_TMP_DUR 100 /* ms */ 281 struct upgt_lmac_led { 282 struct upgt_lmac_h1 header1; 283 struct upgt_lmac_h2 header2; 284 uint16_t mode; 285 uint16_t action_fix; 286 uint16_t action_tmp; 287 uint16_t action_tmp_dur; 288 } __packed; 289 290 struct upgt_lmac_stats { 291 struct upgt_lmac_h1 header1; 292 struct upgt_lmac_h2 header2; 293 uint8_t data[76]; 294 } __packed; 295 296 struct upgt_lmac_rx_desc { 297 struct upgt_lmac_h1 header1; 298 /* 16 bytes */ 299 uint16_t freq; 300 uint8_t unknown1; 301 uint8_t rate; 302 uint8_t rssi; 303 uint8_t pad; 304 uint16_t unknown2; 305 uint32_t timestamp; 306 uint32_t unknown3; 307 uint8_t data[]; 308 } __packed; 309 310 #define UPGT_TX_DESC_KEY_EXISTS 0x01 311 struct upgt_lmac_tx_desc_wep { 312 uint8_t key_exists; 313 uint8_t key_len; 314 uint8_t key_val[16]; 315 } __packed; 316 317 #define UPGT_TX_DESC_TYPE_BEACON 0x00000000 318 #define UPGT_TX_DESC_TYPE_PROBE 0x00000001 319 #define UPGT_TX_DESC_TYPE_MGMT 0x00000002 320 #define UPGT_TX_DESC_TYPE_DATA 0x00000004 321 #define UPGT_TX_DESC_PAD3_SIZE 2 322 struct upgt_lmac_tx_desc { 323 struct upgt_lmac_h1 header1; 324 struct upgt_lmac_h2 header2; 325 uint8_t rates[8]; 326 uint16_t pad1; 327 struct upgt_lmac_tx_desc_wep wep_key; 328 uint32_t type; 329 uint32_t pad2; 330 uint32_t unknown1; 331 uint32_t unknown2; 332 uint8_t pad3[2]; 333 /* 802.11 frame data */ 334 } __packed; 335 336 #define UPGT_TX_DONE_DESC_STATUS_OK 0x0001 337 struct upgt_lmac_tx_done_desc { 338 struct upgt_lmac_h1 header1; 339 struct upgt_lmac_h2 header2; 340 uint16_t status; 341 uint16_t rssi; 342 uint16_t seq; 343 uint16_t unknown; 344 } __packed; 345 346 /* 347 * USB xfers. 348 */ 349 struct upgt_data { 350 uint8_t *buf; 351 uint32_t buflen; 352 struct ieee80211_node *ni; 353 struct mbuf *m; 354 uint32_t addr; 355 STAILQ_ENTRY(upgt_data) next; 356 }; 357 typedef STAILQ_HEAD(, upgt_data) upgt_datahead; 358 359 /* 360 * Prism memory. 361 */ 362 struct upgt_memory_page { 363 uint8_t used; 364 uint32_t addr; 365 } __packed; 366 367 #define UPGT_MEMORY_MAX_PAGES 8 368 struct upgt_memory { 369 uint8_t pages; 370 struct upgt_memory_page page[UPGT_MEMORY_MAX_PAGES]; 371 } __packed; 372 373 /* 374 * BPF 375 */ 376 struct upgt_rx_radiotap_header { 377 struct ieee80211_radiotap_header wr_ihdr; 378 uint8_t wr_flags; 379 uint8_t wr_rate; 380 uint16_t wr_chan_freq; 381 uint16_t wr_chan_flags; 382 int8_t wr_antsignal; 383 } __packed __aligned(8); 384 385 #define UPGT_RX_RADIOTAP_PRESENT \ 386 ((1 << IEEE80211_RADIOTAP_FLAGS) | \ 387 (1 << IEEE80211_RADIOTAP_RATE) | \ 388 (1 << IEEE80211_RADIOTAP_CHANNEL) | \ 389 (1 << IEEE80211_RADIOTAP_DB_ANTSIGNAL)) 390 391 struct upgt_tx_radiotap_header { 392 struct ieee80211_radiotap_header wt_ihdr; 393 uint8_t wt_flags; 394 uint8_t wt_rate; 395 uint16_t wt_chan_freq; 396 uint16_t wt_chan_flags; 397 } __packed; 398 399 #define UPGT_TX_RADIOTAP_PRESENT \ 400 ((1 << IEEE80211_RADIOTAP_FLAGS) | \ 401 (1 << IEEE80211_RADIOTAP_RATE) | \ 402 (1 << IEEE80211_RADIOTAP_CHANNEL)) 403 404 struct upgt_stat { 405 uint32_t st_tx_active; 406 uint32_t st_tx_inactive; 407 uint32_t st_tx_pending; 408 }; 409 410 #define UPGT_STAT_INC(sc, var) (sc)->sc_stat.var++ 411 #define UPGT_STAT_DEC(sc, var) (sc)->sc_stat.var-- 412 413 struct upgt_vap { 414 struct ieee80211vap vap; 415 int (*newstate)(struct ieee80211vap *, 416 enum ieee80211_state, int); 417 }; 418 #define UPGT_VAP(vap) ((struct upgt_vap *)(vap)) 419 420 struct upgt_softc { 421 struct ieee80211com sc_ic; 422 struct mbufq sc_snd; 423 device_t sc_dev; 424 struct usb_device *sc_udev; 425 void *sc_rx_dma_buf; 426 void *sc_tx_dma_buf; 427 struct mtx sc_mtx; 428 struct upgt_stat sc_stat; 429 int sc_flags; 430 #define UPGT_FLAG_FWLOADED (1 << 0) 431 #define UPGT_FLAG_INITDONE (1 << 1) 432 #define UPGT_FLAG_DETACHED (1 << 2) 433 int sc_debug; 434 435 enum ieee80211_state sc_state; 436 int sc_arg; 437 int sc_led_blink; 438 struct callout sc_led_ch; 439 uint8_t sc_cur_rateset[8]; 440 441 /* watchdog */ 442 int sc_tx_timer; 443 struct callout sc_watchdog_ch; 444 445 /* Firmware. */ 446 int sc_fw_type; 447 /* memory addresses on device */ 448 uint32_t sc_memaddr_frame_start; 449 uint32_t sc_memaddr_frame_end; 450 uint32_t sc_memaddr_rx_start; 451 struct upgt_memory sc_memory; 452 453 /* data which we found in the EEPROM */ 454 uint8_t sc_eeprom[2 * UPGT_EEPROM_SIZE] __aligned(4); 455 uint16_t sc_eeprom_hwrx; 456 struct upgt_lmac_freq3 sc_eeprom_freq3[IEEE80211_CHAN_MAX]; 457 struct upgt_lmac_freq4 sc_eeprom_freq4[IEEE80211_CHAN_MAX][8]; 458 struct upgt_lmac_freq6 sc_eeprom_freq6[IEEE80211_CHAN_MAX]; 459 uint8_t sc_eeprom_freq6_settings; 460 461 /* RX/TX */ 462 struct usb_xfer *sc_xfer[UPGT_N_XFERS]; 463 int sc_rx_no; 464 int sc_tx_no; 465 struct upgt_data sc_rx_data[UPGT_RX_MAXCOUNT]; 466 upgt_datahead sc_rx_active; 467 upgt_datahead sc_rx_inactive; 468 struct upgt_data sc_tx_data[UPGT_TX_MAXCOUNT]; 469 upgt_datahead sc_tx_active; 470 upgt_datahead sc_tx_inactive; 471 upgt_datahead sc_tx_pending; 472 473 /* BPF */ 474 struct upgt_rx_radiotap_header sc_rxtap; 475 struct upgt_tx_radiotap_header sc_txtap; 476 }; 477 478 #define UPGT_LOCK(sc) mtx_lock(&(sc)->sc_mtx) 479 #define UPGT_UNLOCK(sc) mtx_unlock(&(sc)->sc_mtx) 480 #define UPGT_ASSERT_LOCKED(sc) mtx_assert(&(sc)->sc_mtx, MA_OWNED)
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