1 /* 2 Copyright (C) 2004 - 2009 Ivo van Doorn <IvDoorn@gmail.com> 3 <http://rt2x00.serialmonkey.com> 4 5 This program is free software; you can redistribute it and/or modify 6 it under the terms of the GNU General Public License as published by 7 the Free Software Foundation; either version 2 of the License, or 8 (at your option) any later version. 9 10 This program is distributed in the hope that it will be useful, 11 but WITHOUT ANY WARRANTY; without even the implied warranty of 12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 GNU General Public License for more details. 14 15 You should have received a copy of the GNU General Public License 16 along with this program; if not, see <http://www.gnu.org/licenses/>. 17 */ 18 19 /* 20 Module: rt2400pci 21 Abstract: Data structures and registers for the rt2400pci module. 22 Supported chipsets: RT2460. 23 */ 24 25 #ifndef RT2400PCI_H 26 #define RT2400PCI_H 27 28 /* 29 * RF chip defines. 30 */ 31 #define RF2420 0x0000 32 #define RF2421 0x0001 33 34 /* 35 * Signal information. 36 * Default offset is required for RSSI <-> dBm conversion. 37 */ 38 #define DEFAULT_RSSI_OFFSET 100 39 40 /* 41 * Register layout information. 42 */ 43 #define CSR_REG_BASE 0x0000 44 #define CSR_REG_SIZE 0x014c 45 #define EEPROM_BASE 0x0000 46 #define EEPROM_SIZE 0x0100 47 #define BBP_BASE 0x0000 48 #define BBP_SIZE 0x0020 49 #define RF_BASE 0x0004 50 #define RF_SIZE 0x000c 51 52 /* 53 * Number of TX queues. 54 */ 55 #define NUM_TX_QUEUES 2 56 57 /* 58 * Control/Status Registers(CSR). 59 * Some values are set in TU, whereas 1 TU == 1024 us. 60 */ 61 62 /* 63 * CSR0: ASIC revision number. 64 */ 65 #define CSR0 0x0000 66 #define CSR0_REVISION FIELD32(0x0000ffff) 67 68 /* 69 * CSR1: System control register. 70 * SOFT_RESET: Software reset, 1: reset, 0: normal. 71 * BBP_RESET: Hardware reset, 1: reset, 0, release. 72 * HOST_READY: Host ready after initialization. 73 */ 74 #define CSR1 0x0004 75 #define CSR1_SOFT_RESET FIELD32(0x00000001) 76 #define CSR1_BBP_RESET FIELD32(0x00000002) 77 #define CSR1_HOST_READY FIELD32(0x00000004) 78 79 /* 80 * CSR2: System admin status register (invalid). 81 */ 82 #define CSR2 0x0008 83 84 /* 85 * CSR3: STA MAC address register 0. 86 */ 87 #define CSR3 0x000c 88 #define CSR3_BYTE0 FIELD32(0x000000ff) 89 #define CSR3_BYTE1 FIELD32(0x0000ff00) 90 #define CSR3_BYTE2 FIELD32(0x00ff0000) 91 #define CSR3_BYTE3 FIELD32(0xff000000) 92 93 /* 94 * CSR4: STA MAC address register 1. 95 */ 96 #define CSR4 0x0010 97 #define CSR4_BYTE4 FIELD32(0x000000ff) 98 #define CSR4_BYTE5 FIELD32(0x0000ff00) 99 100 /* 101 * CSR5: BSSID register 0. 102 */ 103 #define CSR5 0x0014 104 #define CSR5_BYTE0 FIELD32(0x000000ff) 105 #define CSR5_BYTE1 FIELD32(0x0000ff00) 106 #define CSR5_BYTE2 FIELD32(0x00ff0000) 107 #define CSR5_BYTE3 FIELD32(0xff000000) 108 109 /* 110 * CSR6: BSSID register 1. 111 */ 112 #define CSR6 0x0018 113 #define CSR6_BYTE4 FIELD32(0x000000ff) 114 #define CSR6_BYTE5 FIELD32(0x0000ff00) 115 116 /* 117 * CSR7: Interrupt source register. 118 * Write 1 to clear interrupt. 119 * TBCN_EXPIRE: Beacon timer expired interrupt. 120 * TWAKE_EXPIRE: Wakeup timer expired interrupt. 121 * TATIMW_EXPIRE: Timer of atim window expired interrupt. 122 * TXDONE_TXRING: Tx ring transmit done interrupt. 123 * TXDONE_ATIMRING: Atim ring transmit done interrupt. 124 * TXDONE_PRIORING: Priority ring transmit done interrupt. 125 * RXDONE: Receive done interrupt. 126 */ 127 #define CSR7 0x001c 128 #define CSR7_TBCN_EXPIRE FIELD32(0x00000001) 129 #define CSR7_TWAKE_EXPIRE FIELD32(0x00000002) 130 #define CSR7_TATIMW_EXPIRE FIELD32(0x00000004) 131 #define CSR7_TXDONE_TXRING FIELD32(0x00000008) 132 #define CSR7_TXDONE_ATIMRING FIELD32(0x00000010) 133 #define CSR7_TXDONE_PRIORING FIELD32(0x00000020) 134 #define CSR7_RXDONE FIELD32(0x00000040) 135 136 /* 137 * CSR8: Interrupt mask register. 138 * Write 1 to mask interrupt. 139 * TBCN_EXPIRE: Beacon timer expired interrupt. 140 * TWAKE_EXPIRE: Wakeup timer expired interrupt. 141 * TATIMW_EXPIRE: Timer of atim window expired interrupt. 142 * TXDONE_TXRING: Tx ring transmit done interrupt. 143 * TXDONE_ATIMRING: Atim ring transmit done interrupt. 144 * TXDONE_PRIORING: Priority ring transmit done interrupt. 145 * RXDONE: Receive done interrupt. 146 */ 147 #define CSR8 0x0020 148 #define CSR8_TBCN_EXPIRE FIELD32(0x00000001) 149 #define CSR8_TWAKE_EXPIRE FIELD32(0x00000002) 150 #define CSR8_TATIMW_EXPIRE FIELD32(0x00000004) 151 #define CSR8_TXDONE_TXRING FIELD32(0x00000008) 152 #define CSR8_TXDONE_ATIMRING FIELD32(0x00000010) 153 #define CSR8_TXDONE_PRIORING FIELD32(0x00000020) 154 #define CSR8_RXDONE FIELD32(0x00000040) 155 156 /* 157 * CSR9: Maximum frame length register. 158 * MAX_FRAME_UNIT: Maximum frame length in 128b unit, default: 12. 159 */ 160 #define CSR9 0x0024 161 #define CSR9_MAX_FRAME_UNIT FIELD32(0x00000f80) 162 163 /* 164 * CSR11: Back-off control register. 165 * CWMIN: CWmin. Default cwmin is 31 (2^5 - 1). 166 * CWMAX: CWmax. Default cwmax is 1023 (2^10 - 1). 167 * SLOT_TIME: Slot time, default is 20us for 802.11b. 168 * LONG_RETRY: Long retry count. 169 * SHORT_RETRY: Short retry count. 170 */ 171 #define CSR11 0x002c 172 #define CSR11_CWMIN FIELD32(0x0000000f) 173 #define CSR11_CWMAX FIELD32(0x000000f0) 174 #define CSR11_SLOT_TIME FIELD32(0x00001f00) 175 #define CSR11_LONG_RETRY FIELD32(0x00ff0000) 176 #define CSR11_SHORT_RETRY FIELD32(0xff000000) 177 178 /* 179 * CSR12: Synchronization configuration register 0. 180 * All units in 1/16 TU. 181 * BEACON_INTERVAL: Beacon interval, default is 100 TU. 182 * CFPMAX_DURATION: Cfp maximum duration, default is 100 TU. 183 */ 184 #define CSR12 0x0030 185 #define CSR12_BEACON_INTERVAL FIELD32(0x0000ffff) 186 #define CSR12_CFP_MAX_DURATION FIELD32(0xffff0000) 187 188 /* 189 * CSR13: Synchronization configuration register 1. 190 * All units in 1/16 TU. 191 * ATIMW_DURATION: Atim window duration. 192 * CFP_PERIOD: Cfp period, default is 0 TU. 193 */ 194 #define CSR13 0x0034 195 #define CSR13_ATIMW_DURATION FIELD32(0x0000ffff) 196 #define CSR13_CFP_PERIOD FIELD32(0x00ff0000) 197 198 /* 199 * CSR14: Synchronization control register. 200 * TSF_COUNT: Enable tsf auto counting. 201 * TSF_SYNC: Tsf sync, 0: disable, 1: infra, 2: ad-hoc/master mode. 202 * TBCN: Enable tbcn with reload value. 203 * TCFP: Enable tcfp & cfp / cp switching. 204 * TATIMW: Enable tatimw & atim window switching. 205 * BEACON_GEN: Enable beacon generator. 206 * CFP_COUNT_PRELOAD: Cfp count preload value. 207 * TBCM_PRELOAD: Tbcn preload value in units of 64us. 208 */ 209 #define CSR14 0x0038 210 #define CSR14_TSF_COUNT FIELD32(0x00000001) 211 #define CSR14_TSF_SYNC FIELD32(0x00000006) 212 #define CSR14_TBCN FIELD32(0x00000008) 213 #define CSR14_TCFP FIELD32(0x00000010) 214 #define CSR14_TATIMW FIELD32(0x00000020) 215 #define CSR14_BEACON_GEN FIELD32(0x00000040) 216 #define CSR14_CFP_COUNT_PRELOAD FIELD32(0x0000ff00) 217 #define CSR14_TBCM_PRELOAD FIELD32(0xffff0000) 218 219 /* 220 * CSR15: Synchronization status register. 221 * CFP: ASIC is in contention-free period. 222 * ATIMW: ASIC is in ATIM window. 223 * BEACON_SENT: Beacon is send. 224 */ 225 #define CSR15 0x003c 226 #define CSR15_CFP FIELD32(0x00000001) 227 #define CSR15_ATIMW FIELD32(0x00000002) 228 #define CSR15_BEACON_SENT FIELD32(0x00000004) 229 230 /* 231 * CSR16: TSF timer register 0. 232 */ 233 #define CSR16 0x0040 234 #define CSR16_LOW_TSFTIMER FIELD32(0xffffffff) 235 236 /* 237 * CSR17: TSF timer register 1. 238 */ 239 #define CSR17 0x0044 240 #define CSR17_HIGH_TSFTIMER FIELD32(0xffffffff) 241 242 /* 243 * CSR18: IFS timer register 0. 244 * SIFS: Sifs, default is 10 us. 245 * PIFS: Pifs, default is 30 us. 246 */ 247 #define CSR18 0x0048 248 #define CSR18_SIFS FIELD32(0x0000ffff) 249 #define CSR18_PIFS FIELD32(0xffff0000) 250 251 /* 252 * CSR19: IFS timer register 1. 253 * DIFS: Difs, default is 50 us. 254 * EIFS: Eifs, default is 364 us. 255 */ 256 #define CSR19 0x004c 257 #define CSR19_DIFS FIELD32(0x0000ffff) 258 #define CSR19_EIFS FIELD32(0xffff0000) 259 260 /* 261 * CSR20: Wakeup timer register. 262 * DELAY_AFTER_TBCN: Delay after tbcn expired in units of 1/16 TU. 263 * TBCN_BEFORE_WAKEUP: Number of beacon before wakeup. 264 * AUTOWAKE: Enable auto wakeup / sleep mechanism. 265 */ 266 #define CSR20 0x0050 267 #define CSR20_DELAY_AFTER_TBCN FIELD32(0x0000ffff) 268 #define CSR20_TBCN_BEFORE_WAKEUP FIELD32(0x00ff0000) 269 #define CSR20_AUTOWAKE FIELD32(0x01000000) 270 271 /* 272 * CSR21: EEPROM control register. 273 * RELOAD: Write 1 to reload eeprom content. 274 * TYPE_93C46: 1: 93c46, 0:93c66. 275 */ 276 #define CSR21 0x0054 277 #define CSR21_RELOAD FIELD32(0x00000001) 278 #define CSR21_EEPROM_DATA_CLOCK FIELD32(0x00000002) 279 #define CSR21_EEPROM_CHIP_SELECT FIELD32(0x00000004) 280 #define CSR21_EEPROM_DATA_IN FIELD32(0x00000008) 281 #define CSR21_EEPROM_DATA_OUT FIELD32(0x00000010) 282 #define CSR21_TYPE_93C46 FIELD32(0x00000020) 283 284 /* 285 * CSR22: CFP control register. 286 * CFP_DURATION_REMAIN: Cfp duration remain, in units of TU. 287 * RELOAD_CFP_DURATION: Write 1 to reload cfp duration remain. 288 */ 289 #define CSR22 0x0058 290 #define CSR22_CFP_DURATION_REMAIN FIELD32(0x0000ffff) 291 #define CSR22_RELOAD_CFP_DURATION FIELD32(0x00010000) 292 293 /* 294 * Transmit related CSRs. 295 * Some values are set in TU, whereas 1 TU == 1024 us. 296 */ 297 298 /* 299 * TXCSR0: TX Control Register. 300 * KICK_TX: Kick tx ring. 301 * KICK_ATIM: Kick atim ring. 302 * KICK_PRIO: Kick priority ring. 303 * ABORT: Abort all transmit related ring operation. 304 */ 305 #define TXCSR0 0x0060 306 #define TXCSR0_KICK_TX FIELD32(0x00000001) 307 #define TXCSR0_KICK_ATIM FIELD32(0x00000002) 308 #define TXCSR0_KICK_PRIO FIELD32(0x00000004) 309 #define TXCSR0_ABORT FIELD32(0x00000008) 310 311 /* 312 * TXCSR1: TX Configuration Register. 313 * ACK_TIMEOUT: Ack timeout, default = sifs + 2*slottime + acktime @ 1mbps. 314 * ACK_CONSUME_TIME: Ack consume time, default = sifs + acktime @ 1mbps. 315 * TSF_OFFSET: Insert tsf offset. 316 * AUTORESPONDER: Enable auto responder which include ack & cts. 317 */ 318 #define TXCSR1 0x0064 319 #define TXCSR1_ACK_TIMEOUT FIELD32(0x000001ff) 320 #define TXCSR1_ACK_CONSUME_TIME FIELD32(0x0003fe00) 321 #define TXCSR1_TSF_OFFSET FIELD32(0x00fc0000) 322 #define TXCSR1_AUTORESPONDER FIELD32(0x01000000) 323 324 /* 325 * TXCSR2: Tx descriptor configuration register. 326 * TXD_SIZE: Tx descriptor size, default is 48. 327 * NUM_TXD: Number of tx entries in ring. 328 * NUM_ATIM: Number of atim entries in ring. 329 * NUM_PRIO: Number of priority entries in ring. 330 */ 331 #define TXCSR2 0x0068 332 #define TXCSR2_TXD_SIZE FIELD32(0x000000ff) 333 #define TXCSR2_NUM_TXD FIELD32(0x0000ff00) 334 #define TXCSR2_NUM_ATIM FIELD32(0x00ff0000) 335 #define TXCSR2_NUM_PRIO FIELD32(0xff000000) 336 337 /* 338 * TXCSR3: TX Ring Base address register. 339 */ 340 #define TXCSR3 0x006c 341 #define TXCSR3_TX_RING_REGISTER FIELD32(0xffffffff) 342 343 /* 344 * TXCSR4: TX Atim Ring Base address register. 345 */ 346 #define TXCSR4 0x0070 347 #define TXCSR4_ATIM_RING_REGISTER FIELD32(0xffffffff) 348 349 /* 350 * TXCSR5: TX Prio Ring Base address register. 351 */ 352 #define TXCSR5 0x0074 353 #define TXCSR5_PRIO_RING_REGISTER FIELD32(0xffffffff) 354 355 /* 356 * TXCSR6: Beacon Base address register. 357 */ 358 #define TXCSR6 0x0078 359 #define TXCSR6_BEACON_RING_REGISTER FIELD32(0xffffffff) 360 361 /* 362 * TXCSR7: Auto responder control register. 363 * AR_POWERMANAGEMENT: Auto responder power management bit. 364 */ 365 #define TXCSR7 0x007c 366 #define TXCSR7_AR_POWERMANAGEMENT FIELD32(0x00000001) 367 368 /* 369 * Receive related CSRs. 370 * Some values are set in TU, whereas 1 TU == 1024 us. 371 */ 372 373 /* 374 * RXCSR0: RX Control Register. 375 * DISABLE_RX: Disable rx engine. 376 * DROP_CRC: Drop crc error. 377 * DROP_PHYSICAL: Drop physical error. 378 * DROP_CONTROL: Drop control frame. 379 * DROP_NOT_TO_ME: Drop not to me unicast frame. 380 * DROP_TODS: Drop frame tods bit is true. 381 * DROP_VERSION_ERROR: Drop version error frame. 382 * PASS_CRC: Pass all packets with crc attached. 383 */ 384 #define RXCSR0 0x0080 385 #define RXCSR0_DISABLE_RX FIELD32(0x00000001) 386 #define RXCSR0_DROP_CRC FIELD32(0x00000002) 387 #define RXCSR0_DROP_PHYSICAL FIELD32(0x00000004) 388 #define RXCSR0_DROP_CONTROL FIELD32(0x00000008) 389 #define RXCSR0_DROP_NOT_TO_ME FIELD32(0x00000010) 390 #define RXCSR0_DROP_TODS FIELD32(0x00000020) 391 #define RXCSR0_DROP_VERSION_ERROR FIELD32(0x00000040) 392 #define RXCSR0_PASS_CRC FIELD32(0x00000080) 393 394 /* 395 * RXCSR1: RX descriptor configuration register. 396 * RXD_SIZE: Rx descriptor size, default is 32b. 397 * NUM_RXD: Number of rx entries in ring. 398 */ 399 #define RXCSR1 0x0084 400 #define RXCSR1_RXD_SIZE FIELD32(0x000000ff) 401 #define RXCSR1_NUM_RXD FIELD32(0x0000ff00) 402 403 /* 404 * RXCSR2: RX Ring base address register. 405 */ 406 #define RXCSR2 0x0088 407 #define RXCSR2_RX_RING_REGISTER FIELD32(0xffffffff) 408 409 /* 410 * RXCSR3: BBP ID register for Rx operation. 411 * BBP_ID#: BBP register # id. 412 * BBP_ID#_VALID: BBP register # id is valid or not. 413 */ 414 #define RXCSR3 0x0090 415 #define RXCSR3_BBP_ID0 FIELD32(0x0000007f) 416 #define RXCSR3_BBP_ID0_VALID FIELD32(0x00000080) 417 #define RXCSR3_BBP_ID1 FIELD32(0x00007f00) 418 #define RXCSR3_BBP_ID1_VALID FIELD32(0x00008000) 419 #define RXCSR3_BBP_ID2 FIELD32(0x007f0000) 420 #define RXCSR3_BBP_ID2_VALID FIELD32(0x00800000) 421 #define RXCSR3_BBP_ID3 FIELD32(0x7f000000) 422 #define RXCSR3_BBP_ID3_VALID FIELD32(0x80000000) 423 424 /* 425 * RXCSR4: BBP ID register for Rx operation. 426 * BBP_ID#: BBP register # id. 427 * BBP_ID#_VALID: BBP register # id is valid or not. 428 */ 429 #define RXCSR4 0x0094 430 #define RXCSR4_BBP_ID4 FIELD32(0x0000007f) 431 #define RXCSR4_BBP_ID4_VALID FIELD32(0x00000080) 432 #define RXCSR4_BBP_ID5 FIELD32(0x00007f00) 433 #define RXCSR4_BBP_ID5_VALID FIELD32(0x00008000) 434 435 /* 436 * ARCSR0: Auto Responder PLCP config register 0. 437 * ARCSR0_AR_BBP_DATA#: Auto responder BBP register # data. 438 * ARCSR0_AR_BBP_ID#: Auto responder BBP register # Id. 439 */ 440 #define ARCSR0 0x0098 441 #define ARCSR0_AR_BBP_DATA0 FIELD32(0x000000ff) 442 #define ARCSR0_AR_BBP_ID0 FIELD32(0x0000ff00) 443 #define ARCSR0_AR_BBP_DATA1 FIELD32(0x00ff0000) 444 #define ARCSR0_AR_BBP_ID1 FIELD32(0xff000000) 445 446 /* 447 * ARCSR1: Auto Responder PLCP config register 1. 448 * ARCSR0_AR_BBP_DATA#: Auto responder BBP register # data. 449 * ARCSR0_AR_BBP_ID#: Auto responder BBP register # Id. 450 */ 451 #define ARCSR1 0x009c 452 #define ARCSR1_AR_BBP_DATA2 FIELD32(0x000000ff) 453 #define ARCSR1_AR_BBP_ID2 FIELD32(0x0000ff00) 454 #define ARCSR1_AR_BBP_DATA3 FIELD32(0x00ff0000) 455 #define ARCSR1_AR_BBP_ID3 FIELD32(0xff000000) 456 457 /* 458 * Miscellaneous Registers. 459 * Some values are set in TU, whereas 1 TU == 1024 us. 460 */ 461 462 /* 463 * PCICSR: PCI control register. 464 * BIG_ENDIAN: 1: big endian, 0: little endian. 465 * RX_TRESHOLD: Rx threshold in dw to start pci access 466 * 0: 16dw (default), 1: 8dw, 2: 4dw, 3: 32dw. 467 * TX_TRESHOLD: Tx threshold in dw to start pci access 468 * 0: 0dw (default), 1: 1dw, 2: 4dw, 3: forward. 469 * BURST_LENTH: Pci burst length 0: 4dw (default, 1: 8dw, 2: 16dw, 3:32dw. 470 * ENABLE_CLK: Enable clk_run, pci clock can't going down to non-operational. 471 */ 472 #define PCICSR 0x008c 473 #define PCICSR_BIG_ENDIAN FIELD32(0x00000001) 474 #define PCICSR_RX_TRESHOLD FIELD32(0x00000006) 475 #define PCICSR_TX_TRESHOLD FIELD32(0x00000018) 476 #define PCICSR_BURST_LENTH FIELD32(0x00000060) 477 #define PCICSR_ENABLE_CLK FIELD32(0x00000080) 478 479 /* 480 * CNT0: FCS error count. 481 * FCS_ERROR: FCS error count, cleared when read. 482 */ 483 #define CNT0 0x00a0 484 #define CNT0_FCS_ERROR FIELD32(0x0000ffff) 485 486 /* 487 * Statistic Register. 488 * CNT1: PLCP error count. 489 * CNT2: Long error count. 490 * CNT3: CCA false alarm count. 491 * CNT4: Rx FIFO overflow count. 492 * CNT5: Tx FIFO underrun count. 493 */ 494 #define TIMECSR2 0x00a8 495 #define CNT1 0x00ac 496 #define CNT2 0x00b0 497 #define TIMECSR3 0x00b4 498 #define CNT3 0x00b8 499 #define CNT4 0x00bc 500 #define CNT5 0x00c0 501 502 /* 503 * Baseband Control Register. 504 */ 505 506 /* 507 * PWRCSR0: Power mode configuration register. 508 */ 509 #define PWRCSR0 0x00c4 510 511 /* 512 * Power state transition time registers. 513 */ 514 #define PSCSR0 0x00c8 515 #define PSCSR1 0x00cc 516 #define PSCSR2 0x00d0 517 #define PSCSR3 0x00d4 518 519 /* 520 * PWRCSR1: Manual power control / status register. 521 * Allowed state: 0 deep_sleep, 1: sleep, 2: standby, 3: awake. 522 * SET_STATE: Set state. Write 1 to trigger, self cleared. 523 * BBP_DESIRE_STATE: BBP desired state. 524 * RF_DESIRE_STATE: RF desired state. 525 * BBP_CURR_STATE: BBP current state. 526 * RF_CURR_STATE: RF current state. 527 * PUT_TO_SLEEP: Put to sleep. Write 1 to trigger, self cleared. 528 */ 529 #define PWRCSR1 0x00d8 530 #define PWRCSR1_SET_STATE FIELD32(0x00000001) 531 #define PWRCSR1_BBP_DESIRE_STATE FIELD32(0x00000006) 532 #define PWRCSR1_RF_DESIRE_STATE FIELD32(0x00000018) 533 #define PWRCSR1_BBP_CURR_STATE FIELD32(0x00000060) 534 #define PWRCSR1_RF_CURR_STATE FIELD32(0x00000180) 535 #define PWRCSR1_PUT_TO_SLEEP FIELD32(0x00000200) 536 537 /* 538 * TIMECSR: Timer control register. 539 * US_COUNT: 1 us timer count in units of clock cycles. 540 * US_64_COUNT: 64 us timer count in units of 1 us timer. 541 * BEACON_EXPECT: Beacon expect window. 542 */ 543 #define TIMECSR 0x00dc 544 #define TIMECSR_US_COUNT FIELD32(0x000000ff) 545 #define TIMECSR_US_64_COUNT FIELD32(0x0000ff00) 546 #define TIMECSR_BEACON_EXPECT FIELD32(0x00070000) 547 548 /* 549 * MACCSR0: MAC configuration register 0. 550 */ 551 #define MACCSR0 0x00e0 552 553 /* 554 * MACCSR1: MAC configuration register 1. 555 * KICK_RX: Kick one-shot rx in one-shot rx mode. 556 * ONESHOT_RXMODE: Enable one-shot rx mode for debugging. 557 * BBPRX_RESET_MODE: Ralink bbp rx reset mode. 558 * AUTO_TXBBP: Auto tx logic access bbp control register. 559 * AUTO_RXBBP: Auto rx logic access bbp control register. 560 * LOOPBACK: Loopback mode. 0: normal, 1: internal, 2: external, 3:rsvd. 561 * INTERSIL_IF: Intersil if calibration pin. 562 */ 563 #define MACCSR1 0x00e4 564 #define MACCSR1_KICK_RX FIELD32(0x00000001) 565 #define MACCSR1_ONESHOT_RXMODE FIELD32(0x00000002) 566 #define MACCSR1_BBPRX_RESET_MODE FIELD32(0x00000004) 567 #define MACCSR1_AUTO_TXBBP FIELD32(0x00000008) 568 #define MACCSR1_AUTO_RXBBP FIELD32(0x00000010) 569 #define MACCSR1_LOOPBACK FIELD32(0x00000060) 570 #define MACCSR1_INTERSIL_IF FIELD32(0x00000080) 571 572 /* 573 * RALINKCSR: Ralink Rx auto-reset BBCR. 574 * AR_BBP_DATA#: Auto reset BBP register # data. 575 * AR_BBP_ID#: Auto reset BBP register # id. 576 */ 577 #define RALINKCSR 0x00e8 578 #define RALINKCSR_AR_BBP_DATA0 FIELD32(0x000000ff) 579 #define RALINKCSR_AR_BBP_ID0 FIELD32(0x0000ff00) 580 #define RALINKCSR_AR_BBP_DATA1 FIELD32(0x00ff0000) 581 #define RALINKCSR_AR_BBP_ID1 FIELD32(0xff000000) 582 583 /* 584 * BCNCSR: Beacon interval control register. 585 * CHANGE: Write one to change beacon interval. 586 * DELTATIME: The delta time value. 587 * NUM_BEACON: Number of beacon according to mode. 588 * MODE: Please refer to asic specs. 589 * PLUS: Plus or minus delta time value. 590 */ 591 #define BCNCSR 0x00ec 592 #define BCNCSR_CHANGE FIELD32(0x00000001) 593 #define BCNCSR_DELTATIME FIELD32(0x0000001e) 594 #define BCNCSR_NUM_BEACON FIELD32(0x00001fe0) 595 #define BCNCSR_MODE FIELD32(0x00006000) 596 #define BCNCSR_PLUS FIELD32(0x00008000) 597 598 /* 599 * BBP / RF / IF Control Register. 600 */ 601 602 /* 603 * BBPCSR: BBP serial control register. 604 * VALUE: Register value to program into BBP. 605 * REGNUM: Selected BBP register. 606 * BUSY: 1: asic is busy execute BBP programming. 607 * WRITE_CONTROL: 1: write BBP, 0: read BBP. 608 */ 609 #define BBPCSR 0x00f0 610 #define BBPCSR_VALUE FIELD32(0x000000ff) 611 #define BBPCSR_REGNUM FIELD32(0x00007f00) 612 #define BBPCSR_BUSY FIELD32(0x00008000) 613 #define BBPCSR_WRITE_CONTROL FIELD32(0x00010000) 614 615 /* 616 * RFCSR: RF serial control register. 617 * VALUE: Register value + id to program into rf/if. 618 * NUMBER_OF_BITS: Number of bits used in value (i:20, rfmd:22). 619 * IF_SELECT: Chip to program: 0: rf, 1: if. 620 * PLL_LD: Rf pll_ld status. 621 * BUSY: 1: asic is busy execute rf programming. 622 */ 623 #define RFCSR 0x00f4 624 #define RFCSR_VALUE FIELD32(0x00ffffff) 625 #define RFCSR_NUMBER_OF_BITS FIELD32(0x1f000000) 626 #define RFCSR_IF_SELECT FIELD32(0x20000000) 627 #define RFCSR_PLL_LD FIELD32(0x40000000) 628 #define RFCSR_BUSY FIELD32(0x80000000) 629 630 /* 631 * LEDCSR: LED control register. 632 * ON_PERIOD: On period, default 70ms. 633 * OFF_PERIOD: Off period, default 30ms. 634 * LINK: 0: linkoff, 1: linkup. 635 * ACTIVITY: 0: idle, 1: active. 636 */ 637 #define LEDCSR 0x00f8 638 #define LEDCSR_ON_PERIOD FIELD32(0x000000ff) 639 #define LEDCSR_OFF_PERIOD FIELD32(0x0000ff00) 640 #define LEDCSR_LINK FIELD32(0x00010000) 641 #define LEDCSR_ACTIVITY FIELD32(0x00020000) 642 643 /* 644 * ASIC pointer information. 645 * RXPTR: Current RX ring address. 646 * TXPTR: Current Tx ring address. 647 * PRIPTR: Current Priority ring address. 648 * ATIMPTR: Current ATIM ring address. 649 */ 650 #define RXPTR 0x0100 651 #define TXPTR 0x0104 652 #define PRIPTR 0x0108 653 #define ATIMPTR 0x010c 654 655 /* 656 * GPIO and others. 657 */ 658 659 /* 660 * GPIOCSR: GPIO control register. 661 * GPIOCSR_VALx: Actual GPIO pin x value 662 * GPIOCSR_DIRx: GPIO direction: 0 = output; 1 = input 663 */ 664 #define GPIOCSR 0x0120 665 #define GPIOCSR_VAL0 FIELD32(0x00000001) 666 #define GPIOCSR_VAL1 FIELD32(0x00000002) 667 #define GPIOCSR_VAL2 FIELD32(0x00000004) 668 #define GPIOCSR_VAL3 FIELD32(0x00000008) 669 #define GPIOCSR_VAL4 FIELD32(0x00000010) 670 #define GPIOCSR_VAL5 FIELD32(0x00000020) 671 #define GPIOCSR_VAL6 FIELD32(0x00000040) 672 #define GPIOCSR_VAL7 FIELD32(0x00000080) 673 #define GPIOCSR_DIR0 FIELD32(0x00000100) 674 #define GPIOCSR_DIR1 FIELD32(0x00000200) 675 #define GPIOCSR_DIR2 FIELD32(0x00000400) 676 #define GPIOCSR_DIR3 FIELD32(0x00000800) 677 #define GPIOCSR_DIR4 FIELD32(0x00001000) 678 #define GPIOCSR_DIR5 FIELD32(0x00002000) 679 #define GPIOCSR_DIR6 FIELD32(0x00004000) 680 #define GPIOCSR_DIR7 FIELD32(0x00008000) 681 682 /* 683 * BBPPCSR: BBP Pin control register. 684 */ 685 #define BBPPCSR 0x0124 686 687 /* 688 * BCNCSR1: Tx BEACON offset time control register. 689 * PRELOAD: Beacon timer offset in units of usec. 690 */ 691 #define BCNCSR1 0x0130 692 #define BCNCSR1_PRELOAD FIELD32(0x0000ffff) 693 694 /* 695 * MACCSR2: TX_PE to RX_PE turn-around time control register 696 * DELAY: RX_PE low width, in units of pci clock cycle. 697 */ 698 #define MACCSR2 0x0134 699 #define MACCSR2_DELAY FIELD32(0x000000ff) 700 701 /* 702 * ARCSR2: 1 Mbps ACK/CTS PLCP. 703 */ 704 #define ARCSR2 0x013c 705 #define ARCSR2_SIGNAL FIELD32(0x000000ff) 706 #define ARCSR2_SERVICE FIELD32(0x0000ff00) 707 #define ARCSR2_LENGTH_LOW FIELD32(0x00ff0000) 708 #define ARCSR2_LENGTH FIELD32(0xffff0000) 709 710 /* 711 * ARCSR3: 2 Mbps ACK/CTS PLCP. 712 */ 713 #define ARCSR3 0x0140 714 #define ARCSR3_SIGNAL FIELD32(0x000000ff) 715 #define ARCSR3_SERVICE FIELD32(0x0000ff00) 716 #define ARCSR3_LENGTH FIELD32(0xffff0000) 717 718 /* 719 * ARCSR4: 5.5 Mbps ACK/CTS PLCP. 720 */ 721 #define ARCSR4 0x0144 722 #define ARCSR4_SIGNAL FIELD32(0x000000ff) 723 #define ARCSR4_SERVICE FIELD32(0x0000ff00) 724 #define ARCSR4_LENGTH FIELD32(0xffff0000) 725 726 /* 727 * ARCSR5: 11 Mbps ACK/CTS PLCP. 728 */ 729 #define ARCSR5 0x0148 730 #define ARCSR5_SIGNAL FIELD32(0x000000ff) 731 #define ARCSR5_SERVICE FIELD32(0x0000ff00) 732 #define ARCSR5_LENGTH FIELD32(0xffff0000) 733 734 /* 735 * BBP registers. 736 * The wordsize of the BBP is 8 bits. 737 */ 738 739 /* 740 * R1: TX antenna control 741 */ 742 #define BBP_R1_TX_ANTENNA FIELD8(0x03) 743 744 /* 745 * R4: RX antenna control 746 */ 747 #define BBP_R4_RX_ANTENNA FIELD8(0x06) 748 749 /* 750 * RF registers 751 */ 752 753 /* 754 * RF 1 755 */ 756 #define RF1_TUNER FIELD32(0x00020000) 757 758 /* 759 * RF 3 760 */ 761 #define RF3_TUNER FIELD32(0x00000100) 762 #define RF3_TXPOWER FIELD32(0x00003e00) 763 764 /* 765 * EEPROM content. 766 * The wordsize of the EEPROM is 16 bits. 767 */ 768 769 /* 770 * HW MAC address. 771 */ 772 #define EEPROM_MAC_ADDR_0 0x0002 773 #define EEPROM_MAC_ADDR_BYTE0 FIELD16(0x00ff) 774 #define EEPROM_MAC_ADDR_BYTE1 FIELD16(0xff00) 775 #define EEPROM_MAC_ADDR1 0x0003 776 #define EEPROM_MAC_ADDR_BYTE2 FIELD16(0x00ff) 777 #define EEPROM_MAC_ADDR_BYTE3 FIELD16(0xff00) 778 #define EEPROM_MAC_ADDR_2 0x0004 779 #define EEPROM_MAC_ADDR_BYTE4 FIELD16(0x00ff) 780 #define EEPROM_MAC_ADDR_BYTE5 FIELD16(0xff00) 781 782 /* 783 * EEPROM antenna. 784 * ANTENNA_NUM: Number of antenna's. 785 * TX_DEFAULT: Default antenna 0: diversity, 1: A, 2: B. 786 * RX_DEFAULT: Default antenna 0: diversity, 1: A, 2: B. 787 * RF_TYPE: Rf_type of this adapter. 788 * LED_MODE: 0: default, 1: TX/RX activity,2: Single (ignore link), 3: rsvd. 789 * RX_AGCVGC: 0: disable, 1:enable BBP R13 tuning. 790 * HARDWARE_RADIO: 1: Hardware controlled radio. Read GPIO0. 791 */ 792 #define EEPROM_ANTENNA 0x0b 793 #define EEPROM_ANTENNA_NUM FIELD16(0x0003) 794 #define EEPROM_ANTENNA_TX_DEFAULT FIELD16(0x000c) 795 #define EEPROM_ANTENNA_RX_DEFAULT FIELD16(0x0030) 796 #define EEPROM_ANTENNA_RF_TYPE FIELD16(0x0040) 797 #define EEPROM_ANTENNA_LED_MODE FIELD16(0x0180) 798 #define EEPROM_ANTENNA_RX_AGCVGC_TUNING FIELD16(0x0200) 799 #define EEPROM_ANTENNA_HARDWARE_RADIO FIELD16(0x0400) 800 801 /* 802 * EEPROM BBP. 803 */ 804 #define EEPROM_BBP_START 0x0c 805 #define EEPROM_BBP_SIZE 7 806 #define EEPROM_BBP_VALUE FIELD16(0x00ff) 807 #define EEPROM_BBP_REG_ID FIELD16(0xff00) 808 809 /* 810 * EEPROM TXPOWER 811 */ 812 #define EEPROM_TXPOWER_START 0x13 813 #define EEPROM_TXPOWER_SIZE 7 814 #define EEPROM_TXPOWER_1 FIELD16(0x00ff) 815 #define EEPROM_TXPOWER_2 FIELD16(0xff00) 816 817 /* 818 * DMA descriptor defines. 819 */ 820 #define TXD_DESC_SIZE (8 * sizeof(__le32)) 821 #define RXD_DESC_SIZE (8 * sizeof(__le32)) 822 823 /* 824 * TX descriptor format for TX, PRIO, ATIM and Beacon Ring. 825 */ 826 827 /* 828 * Word0 829 */ 830 #define TXD_W0_OWNER_NIC FIELD32(0x00000001) 831 #define TXD_W0_VALID FIELD32(0x00000002) 832 #define TXD_W0_RESULT FIELD32(0x0000001c) 833 #define TXD_W0_RETRY_COUNT FIELD32(0x000000e0) 834 #define TXD_W0_MORE_FRAG FIELD32(0x00000100) 835 #define TXD_W0_ACK FIELD32(0x00000200) 836 #define TXD_W0_TIMESTAMP FIELD32(0x00000400) 837 #define TXD_W0_RTS FIELD32(0x00000800) 838 #define TXD_W0_IFS FIELD32(0x00006000) 839 #define TXD_W0_RETRY_MODE FIELD32(0x00008000) 840 #define TXD_W0_AGC FIELD32(0x00ff0000) 841 #define TXD_W0_R2 FIELD32(0xff000000) 842 843 /* 844 * Word1 845 */ 846 #define TXD_W1_BUFFER_ADDRESS FIELD32(0xffffffff) 847 848 /* 849 * Word2 850 */ 851 #define TXD_W2_BUFFER_LENGTH FIELD32(0x0000ffff) 852 #define TXD_W2_DATABYTE_COUNT FIELD32(0xffff0000) 853 854 /* 855 * Word3 & 4: PLCP information 856 * The PLCP values should be treated as if they were BBP values. 857 */ 858 #define TXD_W3_PLCP_SIGNAL FIELD32(0x000000ff) 859 #define TXD_W3_PLCP_SIGNAL_REGNUM FIELD32(0x00007f00) 860 #define TXD_W3_PLCP_SIGNAL_BUSY FIELD32(0x00008000) 861 #define TXD_W3_PLCP_SERVICE FIELD32(0x00ff0000) 862 #define TXD_W3_PLCP_SERVICE_REGNUM FIELD32(0x7f000000) 863 #define TXD_W3_PLCP_SERVICE_BUSY FIELD32(0x80000000) 864 865 #define TXD_W4_PLCP_LENGTH_LOW FIELD32(0x000000ff) 866 #define TXD_W3_PLCP_LENGTH_LOW_REGNUM FIELD32(0x00007f00) 867 #define TXD_W3_PLCP_LENGTH_LOW_BUSY FIELD32(0x00008000) 868 #define TXD_W4_PLCP_LENGTH_HIGH FIELD32(0x00ff0000) 869 #define TXD_W3_PLCP_LENGTH_HIGH_REGNUM FIELD32(0x7f000000) 870 #define TXD_W3_PLCP_LENGTH_HIGH_BUSY FIELD32(0x80000000) 871 872 /* 873 * Word5 874 */ 875 #define TXD_W5_BBCR4 FIELD32(0x0000ffff) 876 #define TXD_W5_AGC_REG FIELD32(0x007f0000) 877 #define TXD_W5_AGC_REG_VALID FIELD32(0x00800000) 878 #define TXD_W5_XXX_REG FIELD32(0x7f000000) 879 #define TXD_W5_XXX_REG_VALID FIELD32(0x80000000) 880 881 /* 882 * Word6 883 */ 884 #define TXD_W6_SK_BUFF FIELD32(0xffffffff) 885 886 /* 887 * Word7 888 */ 889 #define TXD_W7_RESERVED FIELD32(0xffffffff) 890 891 /* 892 * RX descriptor format for RX Ring. 893 */ 894 895 /* 896 * Word0 897 */ 898 #define RXD_W0_OWNER_NIC FIELD32(0x00000001) 899 #define RXD_W0_UNICAST_TO_ME FIELD32(0x00000002) 900 #define RXD_W0_MULTICAST FIELD32(0x00000004) 901 #define RXD_W0_BROADCAST FIELD32(0x00000008) 902 #define RXD_W0_MY_BSS FIELD32(0x00000010) 903 #define RXD_W0_CRC_ERROR FIELD32(0x00000020) 904 #define RXD_W0_PHYSICAL_ERROR FIELD32(0x00000080) 905 #define RXD_W0_DATABYTE_COUNT FIELD32(0xffff0000) 906 907 /* 908 * Word1 909 */ 910 #define RXD_W1_BUFFER_ADDRESS FIELD32(0xffffffff) 911 912 /* 913 * Word2 914 */ 915 #define RXD_W2_BUFFER_LENGTH FIELD32(0x0000ffff) 916 #define RXD_W2_BBR0 FIELD32(0x00ff0000) 917 #define RXD_W2_SIGNAL FIELD32(0xff000000) 918 919 /* 920 * Word3 921 */ 922 #define RXD_W3_RSSI FIELD32(0x000000ff) 923 #define RXD_W3_BBR3 FIELD32(0x0000ff00) 924 #define RXD_W3_BBR4 FIELD32(0x00ff0000) 925 #define RXD_W3_BBR5 FIELD32(0xff000000) 926 927 /* 928 * Word4 929 */ 930 #define RXD_W4_RX_END_TIME FIELD32(0xffffffff) 931 932 /* 933 * Word5 & 6 & 7: Reserved 934 */ 935 #define RXD_W5_RESERVED FIELD32(0xffffffff) 936 #define RXD_W6_RESERVED FIELD32(0xffffffff) 937 #define RXD_W7_RESERVED FIELD32(0xffffffff) 938 939 /* 940 * Macros for converting txpower from EEPROM to mac80211 value 941 * and from mac80211 value to register value. 942 * NOTE: Logics in rt2400pci for txpower are reversed 943 * compared to the other rt2x00 drivers. A higher txpower 944 * value means that the txpower must be lowered. This is 945 * important when converting the value coming from the 946 * mac80211 stack to the rt2400 acceptable value. 947 */ 948 #define MIN_TXPOWER 31 949 #define MAX_TXPOWER 62 950 #define DEFAULT_TXPOWER 39 951 952 #define __CLAMP_TX(__txpower) \ 953 clamp_t(char, (__txpower), MIN_TXPOWER, MAX_TXPOWER) 954 955 #define TXPOWER_FROM_DEV(__txpower) \ 956 ((__CLAMP_TX(__txpower) - MAX_TXPOWER) + MIN_TXPOWER) 957 958 #define TXPOWER_TO_DEV(__txpower) \ 959 (MAX_TXPOWER - (__CLAMP_TX(__txpower) - MIN_TXPOWER)) 960 961 #endif /* RT2400PCI_H */ 962