1 /* SPDX-License-Identifier: GPL-2.0-or-later */ 2 /* 3 Copyright (C) 2004 - 2009 Ivo van Doorn <IvDoorn@gmail.com> 4 <http://rt2x00.serialmonkey.com> 5 6 */ 7 8 /* 9 Module: rt2400pci 10 Abstract: Data structures and registers for the rt2400pci module. 11 Supported chipsets: RT2460. 12 */ 13 14 #ifndef RT2400PCI_H 15 #define RT2400PCI_H 16 17 /* 18 * RF chip defines. 19 */ 20 #define RF2420 0x0000 21 #define RF2421 0x0001 22 23 /* 24 * Signal information. 25 * Default offset is required for RSSI <-> dBm conversion. 26 */ 27 #define DEFAULT_RSSI_OFFSET 100 28 29 /* 30 * Register layout information. 31 */ 32 #define CSR_REG_BASE 0x0000 33 #define CSR_REG_SIZE 0x014c 34 #define EEPROM_BASE 0x0000 35 #define EEPROM_SIZE 0x0100 36 #define BBP_BASE 0x0000 37 #define BBP_SIZE 0x0020 38 #define RF_BASE 0x0004 39 #define RF_SIZE 0x000c 40 41 /* 42 * Number of TX queues. 43 */ 44 #define NUM_TX_QUEUES 2 45 46 /* 47 * Control/Status Registers(CSR). 48 * Some values are set in TU, whereas 1 TU == 1024 us. 49 */ 50 51 /* 52 * CSR0: ASIC revision number. 53 */ 54 #define CSR0 0x0000 55 #define CSR0_REVISION FIELD32(0x0000ffff) 56 57 /* 58 * CSR1: System control register. 59 * SOFT_RESET: Software reset, 1: reset, 0: normal. 60 * BBP_RESET: Hardware reset, 1: reset, 0, release. 61 * HOST_READY: Host ready after initialization. 62 */ 63 #define CSR1 0x0004 64 #define CSR1_SOFT_RESET FIELD32(0x00000001) 65 #define CSR1_BBP_RESET FIELD32(0x00000002) 66 #define CSR1_HOST_READY FIELD32(0x00000004) 67 68 /* 69 * CSR2: System admin status register (invalid). 70 */ 71 #define CSR2 0x0008 72 73 /* 74 * CSR3: STA MAC address register 0. 75 */ 76 #define CSR3 0x000c 77 #define CSR3_BYTE0 FIELD32(0x000000ff) 78 #define CSR3_BYTE1 FIELD32(0x0000ff00) 79 #define CSR3_BYTE2 FIELD32(0x00ff0000) 80 #define CSR3_BYTE3 FIELD32(0xff000000) 81 82 /* 83 * CSR4: STA MAC address register 1. 84 */ 85 #define CSR4 0x0010 86 #define CSR4_BYTE4 FIELD32(0x000000ff) 87 #define CSR4_BYTE5 FIELD32(0x0000ff00) 88 89 /* 90 * CSR5: BSSID register 0. 91 */ 92 #define CSR5 0x0014 93 #define CSR5_BYTE0 FIELD32(0x000000ff) 94 #define CSR5_BYTE1 FIELD32(0x0000ff00) 95 #define CSR5_BYTE2 FIELD32(0x00ff0000) 96 #define CSR5_BYTE3 FIELD32(0xff000000) 97 98 /* 99 * CSR6: BSSID register 1. 100 */ 101 #define CSR6 0x0018 102 #define CSR6_BYTE4 FIELD32(0x000000ff) 103 #define CSR6_BYTE5 FIELD32(0x0000ff00) 104 105 /* 106 * CSR7: Interrupt source register. 107 * Write 1 to clear interrupt. 108 * TBCN_EXPIRE: Beacon timer expired interrupt. 109 * TWAKE_EXPIRE: Wakeup timer expired interrupt. 110 * TATIMW_EXPIRE: Timer of atim window expired interrupt. 111 * TXDONE_TXRING: Tx ring transmit done interrupt. 112 * TXDONE_ATIMRING: Atim ring transmit done interrupt. 113 * TXDONE_PRIORING: Priority ring transmit done interrupt. 114 * RXDONE: Receive done interrupt. 115 */ 116 #define CSR7 0x001c 117 #define CSR7_TBCN_EXPIRE FIELD32(0x00000001) 118 #define CSR7_TWAKE_EXPIRE FIELD32(0x00000002) 119 #define CSR7_TATIMW_EXPIRE FIELD32(0x00000004) 120 #define CSR7_TXDONE_TXRING FIELD32(0x00000008) 121 #define CSR7_TXDONE_ATIMRING FIELD32(0x00000010) 122 #define CSR7_TXDONE_PRIORING FIELD32(0x00000020) 123 #define CSR7_RXDONE FIELD32(0x00000040) 124 125 /* 126 * CSR8: Interrupt mask register. 127 * Write 1 to mask interrupt. 128 * TBCN_EXPIRE: Beacon timer expired interrupt. 129 * TWAKE_EXPIRE: Wakeup timer expired interrupt. 130 * TATIMW_EXPIRE: Timer of atim window expired interrupt. 131 * TXDONE_TXRING: Tx ring transmit done interrupt. 132 * TXDONE_ATIMRING: Atim ring transmit done interrupt. 133 * TXDONE_PRIORING: Priority ring transmit done interrupt. 134 * RXDONE: Receive done interrupt. 135 */ 136 #define CSR8 0x0020 137 #define CSR8_TBCN_EXPIRE FIELD32(0x00000001) 138 #define CSR8_TWAKE_EXPIRE FIELD32(0x00000002) 139 #define CSR8_TATIMW_EXPIRE FIELD32(0x00000004) 140 #define CSR8_TXDONE_TXRING FIELD32(0x00000008) 141 #define CSR8_TXDONE_ATIMRING FIELD32(0x00000010) 142 #define CSR8_TXDONE_PRIORING FIELD32(0x00000020) 143 #define CSR8_RXDONE FIELD32(0x00000040) 144 145 /* 146 * CSR9: Maximum frame length register. 147 * MAX_FRAME_UNIT: Maximum frame length in 128b unit, default: 12. 148 */ 149 #define CSR9 0x0024 150 #define CSR9_MAX_FRAME_UNIT FIELD32(0x00000f80) 151 152 /* 153 * CSR11: Back-off control register. 154 * CWMIN: CWmin. Default cwmin is 31 (2^5 - 1). 155 * CWMAX: CWmax. Default cwmax is 1023 (2^10 - 1). 156 * SLOT_TIME: Slot time, default is 20us for 802.11b. 157 * LONG_RETRY: Long retry count. 158 * SHORT_RETRY: Short retry count. 159 */ 160 #define CSR11 0x002c 161 #define CSR11_CWMIN FIELD32(0x0000000f) 162 #define CSR11_CWMAX FIELD32(0x000000f0) 163 #define CSR11_SLOT_TIME FIELD32(0x00001f00) 164 #define CSR11_LONG_RETRY FIELD32(0x00ff0000) 165 #define CSR11_SHORT_RETRY FIELD32(0xff000000) 166 167 /* 168 * CSR12: Synchronization configuration register 0. 169 * All units in 1/16 TU. 170 * BEACON_INTERVAL: Beacon interval, default is 100 TU. 171 * CFPMAX_DURATION: Cfp maximum duration, default is 100 TU. 172 */ 173 #define CSR12 0x0030 174 #define CSR12_BEACON_INTERVAL FIELD32(0x0000ffff) 175 #define CSR12_CFP_MAX_DURATION FIELD32(0xffff0000) 176 177 /* 178 * CSR13: Synchronization configuration register 1. 179 * All units in 1/16 TU. 180 * ATIMW_DURATION: Atim window duration. 181 * CFP_PERIOD: Cfp period, default is 0 TU. 182 */ 183 #define CSR13 0x0034 184 #define CSR13_ATIMW_DURATION FIELD32(0x0000ffff) 185 #define CSR13_CFP_PERIOD FIELD32(0x00ff0000) 186 187 /* 188 * CSR14: Synchronization control register. 189 * TSF_COUNT: Enable tsf auto counting. 190 * TSF_SYNC: Tsf sync, 0: disable, 1: infra, 2: ad-hoc/master mode. 191 * TBCN: Enable tbcn with reload value. 192 * TCFP: Enable tcfp & cfp / cp switching. 193 * TATIMW: Enable tatimw & atim window switching. 194 * BEACON_GEN: Enable beacon generator. 195 * CFP_COUNT_PRELOAD: Cfp count preload value. 196 * TBCM_PRELOAD: Tbcn preload value in units of 64us. 197 */ 198 #define CSR14 0x0038 199 #define CSR14_TSF_COUNT FIELD32(0x00000001) 200 #define CSR14_TSF_SYNC FIELD32(0x00000006) 201 #define CSR14_TBCN FIELD32(0x00000008) 202 #define CSR14_TCFP FIELD32(0x00000010) 203 #define CSR14_TATIMW FIELD32(0x00000020) 204 #define CSR14_BEACON_GEN FIELD32(0x00000040) 205 #define CSR14_CFP_COUNT_PRELOAD FIELD32(0x0000ff00) 206 #define CSR14_TBCM_PRELOAD FIELD32(0xffff0000) 207 208 /* 209 * CSR15: Synchronization status register. 210 * CFP: ASIC is in contention-free period. 211 * ATIMW: ASIC is in ATIM window. 212 * BEACON_SENT: Beacon is send. 213 */ 214 #define CSR15 0x003c 215 #define CSR15_CFP FIELD32(0x00000001) 216 #define CSR15_ATIMW FIELD32(0x00000002) 217 #define CSR15_BEACON_SENT FIELD32(0x00000004) 218 219 /* 220 * CSR16: TSF timer register 0. 221 */ 222 #define CSR16 0x0040 223 #define CSR16_LOW_TSFTIMER FIELD32(0xffffffff) 224 225 /* 226 * CSR17: TSF timer register 1. 227 */ 228 #define CSR17 0x0044 229 #define CSR17_HIGH_TSFTIMER FIELD32(0xffffffff) 230 231 /* 232 * CSR18: IFS timer register 0. 233 * SIFS: Sifs, default is 10 us. 234 * PIFS: Pifs, default is 30 us. 235 */ 236 #define CSR18 0x0048 237 #define CSR18_SIFS FIELD32(0x0000ffff) 238 #define CSR18_PIFS FIELD32(0xffff0000) 239 240 /* 241 * CSR19: IFS timer register 1. 242 * DIFS: Difs, default is 50 us. 243 * EIFS: Eifs, default is 364 us. 244 */ 245 #define CSR19 0x004c 246 #define CSR19_DIFS FIELD32(0x0000ffff) 247 #define CSR19_EIFS FIELD32(0xffff0000) 248 249 /* 250 * CSR20: Wakeup timer register. 251 * DELAY_AFTER_TBCN: Delay after tbcn expired in units of 1/16 TU. 252 * TBCN_BEFORE_WAKEUP: Number of beacon before wakeup. 253 * AUTOWAKE: Enable auto wakeup / sleep mechanism. 254 */ 255 #define CSR20 0x0050 256 #define CSR20_DELAY_AFTER_TBCN FIELD32(0x0000ffff) 257 #define CSR20_TBCN_BEFORE_WAKEUP FIELD32(0x00ff0000) 258 #define CSR20_AUTOWAKE FIELD32(0x01000000) 259 260 /* 261 * CSR21: EEPROM control register. 262 * RELOAD: Write 1 to reload eeprom content. 263 * TYPE_93C46: 1: 93c46, 0:93c66. 264 */ 265 #define CSR21 0x0054 266 #define CSR21_RELOAD FIELD32(0x00000001) 267 #define CSR21_EEPROM_DATA_CLOCK FIELD32(0x00000002) 268 #define CSR21_EEPROM_CHIP_SELECT FIELD32(0x00000004) 269 #define CSR21_EEPROM_DATA_IN FIELD32(0x00000008) 270 #define CSR21_EEPROM_DATA_OUT FIELD32(0x00000010) 271 #define CSR21_TYPE_93C46 FIELD32(0x00000020) 272 273 /* 274 * CSR22: CFP control register. 275 * CFP_DURATION_REMAIN: Cfp duration remain, in units of TU. 276 * RELOAD_CFP_DURATION: Write 1 to reload cfp duration remain. 277 */ 278 #define CSR22 0x0058 279 #define CSR22_CFP_DURATION_REMAIN FIELD32(0x0000ffff) 280 #define CSR22_RELOAD_CFP_DURATION FIELD32(0x00010000) 281 282 /* 283 * Transmit related CSRs. 284 * Some values are set in TU, whereas 1 TU == 1024 us. 285 */ 286 287 /* 288 * TXCSR0: TX Control Register. 289 * KICK_TX: Kick tx ring. 290 * KICK_ATIM: Kick atim ring. 291 * KICK_PRIO: Kick priority ring. 292 * ABORT: Abort all transmit related ring operation. 293 */ 294 #define TXCSR0 0x0060 295 #define TXCSR0_KICK_TX FIELD32(0x00000001) 296 #define TXCSR0_KICK_ATIM FIELD32(0x00000002) 297 #define TXCSR0_KICK_PRIO FIELD32(0x00000004) 298 #define TXCSR0_ABORT FIELD32(0x00000008) 299 300 /* 301 * TXCSR1: TX Configuration Register. 302 * ACK_TIMEOUT: Ack timeout, default = sifs + 2*slottime + acktime @ 1mbps. 303 * ACK_CONSUME_TIME: Ack consume time, default = sifs + acktime @ 1mbps. 304 * TSF_OFFSET: Insert tsf offset. 305 * AUTORESPONDER: Enable auto responder which include ack & cts. 306 */ 307 #define TXCSR1 0x0064 308 #define TXCSR1_ACK_TIMEOUT FIELD32(0x000001ff) 309 #define TXCSR1_ACK_CONSUME_TIME FIELD32(0x0003fe00) 310 #define TXCSR1_TSF_OFFSET FIELD32(0x00fc0000) 311 #define TXCSR1_AUTORESPONDER FIELD32(0x01000000) 312 313 /* 314 * TXCSR2: Tx descriptor configuration register. 315 * TXD_SIZE: Tx descriptor size, default is 48. 316 * NUM_TXD: Number of tx entries in ring. 317 * NUM_ATIM: Number of atim entries in ring. 318 * NUM_PRIO: Number of priority entries in ring. 319 */ 320 #define TXCSR2 0x0068 321 #define TXCSR2_TXD_SIZE FIELD32(0x000000ff) 322 #define TXCSR2_NUM_TXD FIELD32(0x0000ff00) 323 #define TXCSR2_NUM_ATIM FIELD32(0x00ff0000) 324 #define TXCSR2_NUM_PRIO FIELD32(0xff000000) 325 326 /* 327 * TXCSR3: TX Ring Base address register. 328 */ 329 #define TXCSR3 0x006c 330 #define TXCSR3_TX_RING_REGISTER FIELD32(0xffffffff) 331 332 /* 333 * TXCSR4: TX Atim Ring Base address register. 334 */ 335 #define TXCSR4 0x0070 336 #define TXCSR4_ATIM_RING_REGISTER FIELD32(0xffffffff) 337 338 /* 339 * TXCSR5: TX Prio Ring Base address register. 340 */ 341 #define TXCSR5 0x0074 342 #define TXCSR5_PRIO_RING_REGISTER FIELD32(0xffffffff) 343 344 /* 345 * TXCSR6: Beacon Base address register. 346 */ 347 #define TXCSR6 0x0078 348 #define TXCSR6_BEACON_RING_REGISTER FIELD32(0xffffffff) 349 350 /* 351 * TXCSR7: Auto responder control register. 352 * AR_POWERMANAGEMENT: Auto responder power management bit. 353 */ 354 #define TXCSR7 0x007c 355 #define TXCSR7_AR_POWERMANAGEMENT FIELD32(0x00000001) 356 357 /* 358 * Receive related CSRs. 359 * Some values are set in TU, whereas 1 TU == 1024 us. 360 */ 361 362 /* 363 * RXCSR0: RX Control Register. 364 * DISABLE_RX: Disable rx engine. 365 * DROP_CRC: Drop crc error. 366 * DROP_PHYSICAL: Drop physical error. 367 * DROP_CONTROL: Drop control frame. 368 * DROP_NOT_TO_ME: Drop not to me unicast frame. 369 * DROP_TODS: Drop frame tods bit is true. 370 * DROP_VERSION_ERROR: Drop version error frame. 371 * PASS_CRC: Pass all packets with crc attached. 372 */ 373 #define RXCSR0 0x0080 374 #define RXCSR0_DISABLE_RX FIELD32(0x00000001) 375 #define RXCSR0_DROP_CRC FIELD32(0x00000002) 376 #define RXCSR0_DROP_PHYSICAL FIELD32(0x00000004) 377 #define RXCSR0_DROP_CONTROL FIELD32(0x00000008) 378 #define RXCSR0_DROP_NOT_TO_ME FIELD32(0x00000010) 379 #define RXCSR0_DROP_TODS FIELD32(0x00000020) 380 #define RXCSR0_DROP_VERSION_ERROR FIELD32(0x00000040) 381 #define RXCSR0_PASS_CRC FIELD32(0x00000080) 382 383 /* 384 * RXCSR1: RX descriptor configuration register. 385 * RXD_SIZE: Rx descriptor size, default is 32b. 386 * NUM_RXD: Number of rx entries in ring. 387 */ 388 #define RXCSR1 0x0084 389 #define RXCSR1_RXD_SIZE FIELD32(0x000000ff) 390 #define RXCSR1_NUM_RXD FIELD32(0x0000ff00) 391 392 /* 393 * RXCSR2: RX Ring base address register. 394 */ 395 #define RXCSR2 0x0088 396 #define RXCSR2_RX_RING_REGISTER FIELD32(0xffffffff) 397 398 /* 399 * RXCSR3: BBP ID register for Rx operation. 400 * BBP_ID#: BBP register # id. 401 * BBP_ID#_VALID: BBP register # id is valid or not. 402 */ 403 #define RXCSR3 0x0090 404 #define RXCSR3_BBP_ID0 FIELD32(0x0000007f) 405 #define RXCSR3_BBP_ID0_VALID FIELD32(0x00000080) 406 #define RXCSR3_BBP_ID1 FIELD32(0x00007f00) 407 #define RXCSR3_BBP_ID1_VALID FIELD32(0x00008000) 408 #define RXCSR3_BBP_ID2 FIELD32(0x007f0000) 409 #define RXCSR3_BBP_ID2_VALID FIELD32(0x00800000) 410 #define RXCSR3_BBP_ID3 FIELD32(0x7f000000) 411 #define RXCSR3_BBP_ID3_VALID FIELD32(0x80000000) 412 413 /* 414 * RXCSR4: BBP ID register for Rx operation. 415 * BBP_ID#: BBP register # id. 416 * BBP_ID#_VALID: BBP register # id is valid or not. 417 */ 418 #define RXCSR4 0x0094 419 #define RXCSR4_BBP_ID4 FIELD32(0x0000007f) 420 #define RXCSR4_BBP_ID4_VALID FIELD32(0x00000080) 421 #define RXCSR4_BBP_ID5 FIELD32(0x00007f00) 422 #define RXCSR4_BBP_ID5_VALID FIELD32(0x00008000) 423 424 /* 425 * ARCSR0: Auto Responder PLCP config register 0. 426 * ARCSR0_AR_BBP_DATA#: Auto responder BBP register # data. 427 * ARCSR0_AR_BBP_ID#: Auto responder BBP register # Id. 428 */ 429 #define ARCSR0 0x0098 430 #define ARCSR0_AR_BBP_DATA0 FIELD32(0x000000ff) 431 #define ARCSR0_AR_BBP_ID0 FIELD32(0x0000ff00) 432 #define ARCSR0_AR_BBP_DATA1 FIELD32(0x00ff0000) 433 #define ARCSR0_AR_BBP_ID1 FIELD32(0xff000000) 434 435 /* 436 * ARCSR1: Auto Responder PLCP config register 1. 437 * ARCSR0_AR_BBP_DATA#: Auto responder BBP register # data. 438 * ARCSR0_AR_BBP_ID#: Auto responder BBP register # Id. 439 */ 440 #define ARCSR1 0x009c 441 #define ARCSR1_AR_BBP_DATA2 FIELD32(0x000000ff) 442 #define ARCSR1_AR_BBP_ID2 FIELD32(0x0000ff00) 443 #define ARCSR1_AR_BBP_DATA3 FIELD32(0x00ff0000) 444 #define ARCSR1_AR_BBP_ID3 FIELD32(0xff000000) 445 446 /* 447 * Miscellaneous Registers. 448 * Some values are set in TU, whereas 1 TU == 1024 us. 449 */ 450 451 /* 452 * PCICSR: PCI control register. 453 * BIG_ENDIAN: 1: big endian, 0: little endian. 454 * RX_TRESHOLD: Rx threshold in dw to start pci access 455 * 0: 16dw (default), 1: 8dw, 2: 4dw, 3: 32dw. 456 * TX_TRESHOLD: Tx threshold in dw to start pci access 457 * 0: 0dw (default), 1: 1dw, 2: 4dw, 3: forward. 458 * BURST_LENTH: Pci burst length 0: 4dw (default, 1: 8dw, 2: 16dw, 3:32dw. 459 * ENABLE_CLK: Enable clk_run, pci clock can't going down to non-operational. 460 */ 461 #define PCICSR 0x008c 462 #define PCICSR_BIG_ENDIAN FIELD32(0x00000001) 463 #define PCICSR_RX_TRESHOLD FIELD32(0x00000006) 464 #define PCICSR_TX_TRESHOLD FIELD32(0x00000018) 465 #define PCICSR_BURST_LENTH FIELD32(0x00000060) 466 #define PCICSR_ENABLE_CLK FIELD32(0x00000080) 467 468 /* 469 * CNT0: FCS error count. 470 * FCS_ERROR: FCS error count, cleared when read. 471 */ 472 #define CNT0 0x00a0 473 #define CNT0_FCS_ERROR FIELD32(0x0000ffff) 474 475 /* 476 * Statistic Register. 477 * CNT1: PLCP error count. 478 * CNT2: Long error count. 479 * CNT3: CCA false alarm count. 480 * CNT4: Rx FIFO overflow count. 481 * CNT5: Tx FIFO underrun count. 482 */ 483 #define TIMECSR2 0x00a8 484 #define CNT1 0x00ac 485 #define CNT2 0x00b0 486 #define TIMECSR3 0x00b4 487 #define CNT3 0x00b8 488 #define CNT4 0x00bc 489 #define CNT5 0x00c0 490 491 /* 492 * Baseband Control Register. 493 */ 494 495 /* 496 * PWRCSR0: Power mode configuration register. 497 */ 498 #define PWRCSR0 0x00c4 499 500 /* 501 * Power state transition time registers. 502 */ 503 #define PSCSR0 0x00c8 504 #define PSCSR1 0x00cc 505 #define PSCSR2 0x00d0 506 #define PSCSR3 0x00d4 507 508 /* 509 * PWRCSR1: Manual power control / status register. 510 * Allowed state: 0 deep_sleep, 1: sleep, 2: standby, 3: awake. 511 * SET_STATE: Set state. Write 1 to trigger, self cleared. 512 * BBP_DESIRE_STATE: BBP desired state. 513 * RF_DESIRE_STATE: RF desired state. 514 * BBP_CURR_STATE: BBP current state. 515 * RF_CURR_STATE: RF current state. 516 * PUT_TO_SLEEP: Put to sleep. Write 1 to trigger, self cleared. 517 */ 518 #define PWRCSR1 0x00d8 519 #define PWRCSR1_SET_STATE FIELD32(0x00000001) 520 #define PWRCSR1_BBP_DESIRE_STATE FIELD32(0x00000006) 521 #define PWRCSR1_RF_DESIRE_STATE FIELD32(0x00000018) 522 #define PWRCSR1_BBP_CURR_STATE FIELD32(0x00000060) 523 #define PWRCSR1_RF_CURR_STATE FIELD32(0x00000180) 524 #define PWRCSR1_PUT_TO_SLEEP FIELD32(0x00000200) 525 526 /* 527 * TIMECSR: Timer control register. 528 * US_COUNT: 1 us timer count in units of clock cycles. 529 * US_64_COUNT: 64 us timer count in units of 1 us timer. 530 * BEACON_EXPECT: Beacon expect window. 531 */ 532 #define TIMECSR 0x00dc 533 #define TIMECSR_US_COUNT FIELD32(0x000000ff) 534 #define TIMECSR_US_64_COUNT FIELD32(0x0000ff00) 535 #define TIMECSR_BEACON_EXPECT FIELD32(0x00070000) 536 537 /* 538 * MACCSR0: MAC configuration register 0. 539 */ 540 #define MACCSR0 0x00e0 541 542 /* 543 * MACCSR1: MAC configuration register 1. 544 * KICK_RX: Kick one-shot rx in one-shot rx mode. 545 * ONESHOT_RXMODE: Enable one-shot rx mode for debugging. 546 * BBPRX_RESET_MODE: Ralink bbp rx reset mode. 547 * AUTO_TXBBP: Auto tx logic access bbp control register. 548 * AUTO_RXBBP: Auto rx logic access bbp control register. 549 * LOOPBACK: Loopback mode. 0: normal, 1: internal, 2: external, 3:rsvd. 550 * INTERSIL_IF: Intersil if calibration pin. 551 */ 552 #define MACCSR1 0x00e4 553 #define MACCSR1_KICK_RX FIELD32(0x00000001) 554 #define MACCSR1_ONESHOT_RXMODE FIELD32(0x00000002) 555 #define MACCSR1_BBPRX_RESET_MODE FIELD32(0x00000004) 556 #define MACCSR1_AUTO_TXBBP FIELD32(0x00000008) 557 #define MACCSR1_AUTO_RXBBP FIELD32(0x00000010) 558 #define MACCSR1_LOOPBACK FIELD32(0x00000060) 559 #define MACCSR1_INTERSIL_IF FIELD32(0x00000080) 560 561 /* 562 * RALINKCSR: Ralink Rx auto-reset BBCR. 563 * AR_BBP_DATA#: Auto reset BBP register # data. 564 * AR_BBP_ID#: Auto reset BBP register # id. 565 */ 566 #define RALINKCSR 0x00e8 567 #define RALINKCSR_AR_BBP_DATA0 FIELD32(0x000000ff) 568 #define RALINKCSR_AR_BBP_ID0 FIELD32(0x0000ff00) 569 #define RALINKCSR_AR_BBP_DATA1 FIELD32(0x00ff0000) 570 #define RALINKCSR_AR_BBP_ID1 FIELD32(0xff000000) 571 572 /* 573 * BCNCSR: Beacon interval control register. 574 * CHANGE: Write one to change beacon interval. 575 * DELTATIME: The delta time value. 576 * NUM_BEACON: Number of beacon according to mode. 577 * MODE: Please refer to asic specs. 578 * PLUS: Plus or minus delta time value. 579 */ 580 #define BCNCSR 0x00ec 581 #define BCNCSR_CHANGE FIELD32(0x00000001) 582 #define BCNCSR_DELTATIME FIELD32(0x0000001e) 583 #define BCNCSR_NUM_BEACON FIELD32(0x00001fe0) 584 #define BCNCSR_MODE FIELD32(0x00006000) 585 #define BCNCSR_PLUS FIELD32(0x00008000) 586 587 /* 588 * BBP / RF / IF Control Register. 589 */ 590 591 /* 592 * BBPCSR: BBP serial control register. 593 * VALUE: Register value to program into BBP. 594 * REGNUM: Selected BBP register. 595 * BUSY: 1: asic is busy execute BBP programming. 596 * WRITE_CONTROL: 1: write BBP, 0: read BBP. 597 */ 598 #define BBPCSR 0x00f0 599 #define BBPCSR_VALUE FIELD32(0x000000ff) 600 #define BBPCSR_REGNUM FIELD32(0x00007f00) 601 #define BBPCSR_BUSY FIELD32(0x00008000) 602 #define BBPCSR_WRITE_CONTROL FIELD32(0x00010000) 603 604 /* 605 * RFCSR: RF serial control register. 606 * VALUE: Register value + id to program into rf/if. 607 * NUMBER_OF_BITS: Number of bits used in value (i:20, rfmd:22). 608 * IF_SELECT: Chip to program: 0: rf, 1: if. 609 * PLL_LD: Rf pll_ld status. 610 * BUSY: 1: asic is busy execute rf programming. 611 */ 612 #define RFCSR 0x00f4 613 #define RFCSR_VALUE FIELD32(0x00ffffff) 614 #define RFCSR_NUMBER_OF_BITS FIELD32(0x1f000000) 615 #define RFCSR_IF_SELECT FIELD32(0x20000000) 616 #define RFCSR_PLL_LD FIELD32(0x40000000) 617 #define RFCSR_BUSY FIELD32(0x80000000) 618 619 /* 620 * LEDCSR: LED control register. 621 * ON_PERIOD: On period, default 70ms. 622 * OFF_PERIOD: Off period, default 30ms. 623 * LINK: 0: linkoff, 1: linkup. 624 * ACTIVITY: 0: idle, 1: active. 625 */ 626 #define LEDCSR 0x00f8 627 #define LEDCSR_ON_PERIOD FIELD32(0x000000ff) 628 #define LEDCSR_OFF_PERIOD FIELD32(0x0000ff00) 629 #define LEDCSR_LINK FIELD32(0x00010000) 630 #define LEDCSR_ACTIVITY FIELD32(0x00020000) 631 632 /* 633 * ASIC pointer information. 634 * RXPTR: Current RX ring address. 635 * TXPTR: Current Tx ring address. 636 * PRIPTR: Current Priority ring address. 637 * ATIMPTR: Current ATIM ring address. 638 */ 639 #define RXPTR 0x0100 640 #define TXPTR 0x0104 641 #define PRIPTR 0x0108 642 #define ATIMPTR 0x010c 643 644 /* 645 * GPIO and others. 646 */ 647 648 /* 649 * GPIOCSR: GPIO control register. 650 * GPIOCSR_VALx: Actual GPIO pin x value 651 * GPIOCSR_DIRx: GPIO direction: 0 = output; 1 = input 652 */ 653 #define GPIOCSR 0x0120 654 #define GPIOCSR_VAL0 FIELD32(0x00000001) 655 #define GPIOCSR_VAL1 FIELD32(0x00000002) 656 #define GPIOCSR_VAL2 FIELD32(0x00000004) 657 #define GPIOCSR_VAL3 FIELD32(0x00000008) 658 #define GPIOCSR_VAL4 FIELD32(0x00000010) 659 #define GPIOCSR_VAL5 FIELD32(0x00000020) 660 #define GPIOCSR_VAL6 FIELD32(0x00000040) 661 #define GPIOCSR_VAL7 FIELD32(0x00000080) 662 #define GPIOCSR_DIR0 FIELD32(0x00000100) 663 #define GPIOCSR_DIR1 FIELD32(0x00000200) 664 #define GPIOCSR_DIR2 FIELD32(0x00000400) 665 #define GPIOCSR_DIR3 FIELD32(0x00000800) 666 #define GPIOCSR_DIR4 FIELD32(0x00001000) 667 #define GPIOCSR_DIR5 FIELD32(0x00002000) 668 #define GPIOCSR_DIR6 FIELD32(0x00004000) 669 #define GPIOCSR_DIR7 FIELD32(0x00008000) 670 671 /* 672 * BBPPCSR: BBP Pin control register. 673 */ 674 #define BBPPCSR 0x0124 675 676 /* 677 * BCNCSR1: Tx BEACON offset time control register. 678 * PRELOAD: Beacon timer offset in units of usec. 679 */ 680 #define BCNCSR1 0x0130 681 #define BCNCSR1_PRELOAD FIELD32(0x0000ffff) 682 683 /* 684 * MACCSR2: TX_PE to RX_PE turn-around time control register 685 * DELAY: RX_PE low width, in units of pci clock cycle. 686 */ 687 #define MACCSR2 0x0134 688 #define MACCSR2_DELAY FIELD32(0x000000ff) 689 690 /* 691 * ARCSR2: 1 Mbps ACK/CTS PLCP. 692 */ 693 #define ARCSR2 0x013c 694 #define ARCSR2_SIGNAL FIELD32(0x000000ff) 695 #define ARCSR2_SERVICE FIELD32(0x0000ff00) 696 #define ARCSR2_LENGTH_LOW FIELD32(0x00ff0000) 697 #define ARCSR2_LENGTH FIELD32(0xffff0000) 698 699 /* 700 * ARCSR3: 2 Mbps ACK/CTS PLCP. 701 */ 702 #define ARCSR3 0x0140 703 #define ARCSR3_SIGNAL FIELD32(0x000000ff) 704 #define ARCSR3_SERVICE FIELD32(0x0000ff00) 705 #define ARCSR3_LENGTH FIELD32(0xffff0000) 706 707 /* 708 * ARCSR4: 5.5 Mbps ACK/CTS PLCP. 709 */ 710 #define ARCSR4 0x0144 711 #define ARCSR4_SIGNAL FIELD32(0x000000ff) 712 #define ARCSR4_SERVICE FIELD32(0x0000ff00) 713 #define ARCSR4_LENGTH FIELD32(0xffff0000) 714 715 /* 716 * ARCSR5: 11 Mbps ACK/CTS PLCP. 717 */ 718 #define ARCSR5 0x0148 719 #define ARCSR5_SIGNAL FIELD32(0x000000ff) 720 #define ARCSR5_SERVICE FIELD32(0x0000ff00) 721 #define ARCSR5_LENGTH FIELD32(0xffff0000) 722 723 /* 724 * BBP registers. 725 * The wordsize of the BBP is 8 bits. 726 */ 727 728 /* 729 * R1: TX antenna control 730 */ 731 #define BBP_R1_TX_ANTENNA FIELD8(0x03) 732 733 /* 734 * R4: RX antenna control 735 */ 736 #define BBP_R4_RX_ANTENNA FIELD8(0x06) 737 738 /* 739 * RF registers 740 */ 741 742 /* 743 * RF 1 744 */ 745 #define RF1_TUNER FIELD32(0x00020000) 746 747 /* 748 * RF 3 749 */ 750 #define RF3_TUNER FIELD32(0x00000100) 751 #define RF3_TXPOWER FIELD32(0x00003e00) 752 753 /* 754 * EEPROM content. 755 * The wordsize of the EEPROM is 16 bits. 756 */ 757 758 /* 759 * HW MAC address. 760 */ 761 #define EEPROM_MAC_ADDR_0 0x0002 762 #define EEPROM_MAC_ADDR_BYTE0 FIELD16(0x00ff) 763 #define EEPROM_MAC_ADDR_BYTE1 FIELD16(0xff00) 764 #define EEPROM_MAC_ADDR1 0x0003 765 #define EEPROM_MAC_ADDR_BYTE2 FIELD16(0x00ff) 766 #define EEPROM_MAC_ADDR_BYTE3 FIELD16(0xff00) 767 #define EEPROM_MAC_ADDR_2 0x0004 768 #define EEPROM_MAC_ADDR_BYTE4 FIELD16(0x00ff) 769 #define EEPROM_MAC_ADDR_BYTE5 FIELD16(0xff00) 770 771 /* 772 * EEPROM antenna. 773 * ANTENNA_NUM: Number of antenna's. 774 * TX_DEFAULT: Default antenna 0: diversity, 1: A, 2: B. 775 * RX_DEFAULT: Default antenna 0: diversity, 1: A, 2: B. 776 * RF_TYPE: Rf_type of this adapter. 777 * LED_MODE: 0: default, 1: TX/RX activity,2: Single (ignore link), 3: rsvd. 778 * RX_AGCVGC: 0: disable, 1:enable BBP R13 tuning. 779 * HARDWARE_RADIO: 1: Hardware controlled radio. Read GPIO0. 780 */ 781 #define EEPROM_ANTENNA 0x0b 782 #define EEPROM_ANTENNA_NUM FIELD16(0x0003) 783 #define EEPROM_ANTENNA_TX_DEFAULT FIELD16(0x000c) 784 #define EEPROM_ANTENNA_RX_DEFAULT FIELD16(0x0030) 785 #define EEPROM_ANTENNA_RF_TYPE FIELD16(0x0040) 786 #define EEPROM_ANTENNA_LED_MODE FIELD16(0x0180) 787 #define EEPROM_ANTENNA_RX_AGCVGC_TUNING FIELD16(0x0200) 788 #define EEPROM_ANTENNA_HARDWARE_RADIO FIELD16(0x0400) 789 790 /* 791 * EEPROM BBP. 792 */ 793 #define EEPROM_BBP_START 0x0c 794 #define EEPROM_BBP_SIZE 7 795 #define EEPROM_BBP_VALUE FIELD16(0x00ff) 796 #define EEPROM_BBP_REG_ID FIELD16(0xff00) 797 798 /* 799 * EEPROM TXPOWER 800 */ 801 #define EEPROM_TXPOWER_START 0x13 802 #define EEPROM_TXPOWER_SIZE 7 803 #define EEPROM_TXPOWER_1 FIELD16(0x00ff) 804 #define EEPROM_TXPOWER_2 FIELD16(0xff00) 805 806 /* 807 * DMA descriptor defines. 808 */ 809 #define TXD_DESC_SIZE (8 * sizeof(__le32)) 810 #define RXD_DESC_SIZE (8 * sizeof(__le32)) 811 812 /* 813 * TX descriptor format for TX, PRIO, ATIM and Beacon Ring. 814 */ 815 816 /* 817 * Word0 818 */ 819 #define TXD_W0_OWNER_NIC FIELD32(0x00000001) 820 #define TXD_W0_VALID FIELD32(0x00000002) 821 #define TXD_W0_RESULT FIELD32(0x0000001c) 822 #define TXD_W0_RETRY_COUNT FIELD32(0x000000e0) 823 #define TXD_W0_MORE_FRAG FIELD32(0x00000100) 824 #define TXD_W0_ACK FIELD32(0x00000200) 825 #define TXD_W0_TIMESTAMP FIELD32(0x00000400) 826 #define TXD_W0_RTS FIELD32(0x00000800) 827 #define TXD_W0_IFS FIELD32(0x00006000) 828 #define TXD_W0_RETRY_MODE FIELD32(0x00008000) 829 #define TXD_W0_AGC FIELD32(0x00ff0000) 830 #define TXD_W0_R2 FIELD32(0xff000000) 831 832 /* 833 * Word1 834 */ 835 #define TXD_W1_BUFFER_ADDRESS FIELD32(0xffffffff) 836 837 /* 838 * Word2 839 */ 840 #define TXD_W2_BUFFER_LENGTH FIELD32(0x0000ffff) 841 #define TXD_W2_DATABYTE_COUNT FIELD32(0xffff0000) 842 843 /* 844 * Word3 & 4: PLCP information 845 * The PLCP values should be treated as if they were BBP values. 846 */ 847 #define TXD_W3_PLCP_SIGNAL FIELD32(0x000000ff) 848 #define TXD_W3_PLCP_SIGNAL_REGNUM FIELD32(0x00007f00) 849 #define TXD_W3_PLCP_SIGNAL_BUSY FIELD32(0x00008000) 850 #define TXD_W3_PLCP_SERVICE FIELD32(0x00ff0000) 851 #define TXD_W3_PLCP_SERVICE_REGNUM FIELD32(0x7f000000) 852 #define TXD_W3_PLCP_SERVICE_BUSY FIELD32(0x80000000) 853 854 #define TXD_W4_PLCP_LENGTH_LOW FIELD32(0x000000ff) 855 #define TXD_W3_PLCP_LENGTH_LOW_REGNUM FIELD32(0x00007f00) 856 #define TXD_W3_PLCP_LENGTH_LOW_BUSY FIELD32(0x00008000) 857 #define TXD_W4_PLCP_LENGTH_HIGH FIELD32(0x00ff0000) 858 #define TXD_W3_PLCP_LENGTH_HIGH_REGNUM FIELD32(0x7f000000) 859 #define TXD_W3_PLCP_LENGTH_HIGH_BUSY FIELD32(0x80000000) 860 861 /* 862 * Word5 863 */ 864 #define TXD_W5_BBCR4 FIELD32(0x0000ffff) 865 #define TXD_W5_AGC_REG FIELD32(0x007f0000) 866 #define TXD_W5_AGC_REG_VALID FIELD32(0x00800000) 867 #define TXD_W5_XXX_REG FIELD32(0x7f000000) 868 #define TXD_W5_XXX_REG_VALID FIELD32(0x80000000) 869 870 /* 871 * Word6 872 */ 873 #define TXD_W6_SK_BUFF FIELD32(0xffffffff) 874 875 /* 876 * Word7 877 */ 878 #define TXD_W7_RESERVED FIELD32(0xffffffff) 879 880 /* 881 * RX descriptor format for RX Ring. 882 */ 883 884 /* 885 * Word0 886 */ 887 #define RXD_W0_OWNER_NIC FIELD32(0x00000001) 888 #define RXD_W0_UNICAST_TO_ME FIELD32(0x00000002) 889 #define RXD_W0_MULTICAST FIELD32(0x00000004) 890 #define RXD_W0_BROADCAST FIELD32(0x00000008) 891 #define RXD_W0_MY_BSS FIELD32(0x00000010) 892 #define RXD_W0_CRC_ERROR FIELD32(0x00000020) 893 #define RXD_W0_PHYSICAL_ERROR FIELD32(0x00000080) 894 #define RXD_W0_DATABYTE_COUNT FIELD32(0xffff0000) 895 896 /* 897 * Word1 898 */ 899 #define RXD_W1_BUFFER_ADDRESS FIELD32(0xffffffff) 900 901 /* 902 * Word2 903 */ 904 #define RXD_W2_BUFFER_LENGTH FIELD32(0x0000ffff) 905 #define RXD_W2_BBR0 FIELD32(0x00ff0000) 906 #define RXD_W2_SIGNAL FIELD32(0xff000000) 907 908 /* 909 * Word3 910 */ 911 #define RXD_W3_RSSI FIELD32(0x000000ff) 912 #define RXD_W3_BBR3 FIELD32(0x0000ff00) 913 #define RXD_W3_BBR4 FIELD32(0x00ff0000) 914 #define RXD_W3_BBR5 FIELD32(0xff000000) 915 916 /* 917 * Word4 918 */ 919 #define RXD_W4_RX_END_TIME FIELD32(0xffffffff) 920 921 /* 922 * Word5 & 6 & 7: Reserved 923 */ 924 #define RXD_W5_RESERVED FIELD32(0xffffffff) 925 #define RXD_W6_RESERVED FIELD32(0xffffffff) 926 #define RXD_W7_RESERVED FIELD32(0xffffffff) 927 928 /* 929 * Macros for converting txpower from EEPROM to mac80211 value 930 * and from mac80211 value to register value. 931 * NOTE: Logics in rt2400pci for txpower are reversed 932 * compared to the other rt2x00 drivers. A higher txpower 933 * value means that the txpower must be lowered. This is 934 * important when converting the value coming from the 935 * mac80211 stack to the rt2400 acceptable value. 936 */ 937 #define MIN_TXPOWER 31 938 #define MAX_TXPOWER 62 939 #define DEFAULT_TXPOWER 39 940 941 #define __CLAMP_TX(__txpower) \ 942 clamp_t(char, (__txpower), MIN_TXPOWER, MAX_TXPOWER) 943 944 #define TXPOWER_FROM_DEV(__txpower) \ 945 ((__CLAMP_TX(__txpower) - MAX_TXPOWER) + MIN_TXPOWER) 946 947 #define TXPOWER_TO_DEV(__txpower) \ 948 (MAX_TXPOWER - (__CLAMP_TX(__txpower) - MIN_TXPOWER)) 949 950 #endif /* RT2400PCI_H */ 951
