linux/drivers/net/wireless/ralink/rt2x00/rt73usb.h
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   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: rt73usb
  21        Abstract: Data structures and registers for the rt73usb module.
  22        Supported chipsets: rt2571W & rt2671.
  23 */
  24
  25#ifndef RT73USB_H
  26#define RT73USB_H
  27
  28/*
  29 * RF chip defines.
  30 */
  31#define RF5226                          0x0001
  32#define RF2528                          0x0002
  33#define RF5225                          0x0003
  34#define RF2527                          0x0004
  35
  36/*
  37 * Signal information.
  38 * Default offset is required for RSSI <-> dBm conversion.
  39 */
  40#define DEFAULT_RSSI_OFFSET             120
  41
  42/*
  43 * Register layout information.
  44 */
  45#define CSR_REG_BASE                    0x3000
  46#define CSR_REG_SIZE                    0x04b0
  47#define EEPROM_BASE                     0x0000
  48#define EEPROM_SIZE                     0x0100
  49#define BBP_BASE                        0x0000
  50#define BBP_SIZE                        0x0080
  51#define RF_BASE                         0x0004
  52#define RF_SIZE                         0x0010
  53
  54/*
  55 * Number of TX queues.
  56 */
  57#define NUM_TX_QUEUES                   4
  58
  59/*
  60 * USB registers.
  61 */
  62
  63/*
  64 * MCU_LEDCS: LED control for MCU Mailbox.
  65 */
  66#define MCU_LEDCS_LED_MODE              FIELD16(0x001f)
  67#define MCU_LEDCS_RADIO_STATUS          FIELD16(0x0020)
  68#define MCU_LEDCS_LINK_BG_STATUS        FIELD16(0x0040)
  69#define MCU_LEDCS_LINK_A_STATUS         FIELD16(0x0080)
  70#define MCU_LEDCS_POLARITY_GPIO_0       FIELD16(0x0100)
  71#define MCU_LEDCS_POLARITY_GPIO_1       FIELD16(0x0200)
  72#define MCU_LEDCS_POLARITY_GPIO_2       FIELD16(0x0400)
  73#define MCU_LEDCS_POLARITY_GPIO_3       FIELD16(0x0800)
  74#define MCU_LEDCS_POLARITY_GPIO_4       FIELD16(0x1000)
  75#define MCU_LEDCS_POLARITY_ACT          FIELD16(0x2000)
  76#define MCU_LEDCS_POLARITY_READY_BG     FIELD16(0x4000)
  77#define MCU_LEDCS_POLARITY_READY_A      FIELD16(0x8000)
  78
  79/*
  80 * 8051 firmware image.
  81 */
  82#define FIRMWARE_RT2571                 "rt73.bin"
  83#define FIRMWARE_IMAGE_BASE             0x0800
  84
  85/*
  86 * Security key table memory.
  87 * 16 entries 32-byte for shared key table
  88 * 64 entries 32-byte for pairwise key table
  89 * 64 entries 8-byte for pairwise ta key table
  90 */
  91#define SHARED_KEY_TABLE_BASE           0x1000
  92#define PAIRWISE_KEY_TABLE_BASE         0x1200
  93#define PAIRWISE_TA_TABLE_BASE          0x1a00
  94
  95#define SHARED_KEY_ENTRY(__idx) \
  96        ( SHARED_KEY_TABLE_BASE + \
  97                ((__idx) * sizeof(struct hw_key_entry)) )
  98#define PAIRWISE_KEY_ENTRY(__idx) \
  99        ( PAIRWISE_KEY_TABLE_BASE + \
 100                ((__idx) * sizeof(struct hw_key_entry)) )
 101#define PAIRWISE_TA_ENTRY(__idx) \
 102        ( PAIRWISE_TA_TABLE_BASE + \
 103                ((__idx) * sizeof(struct hw_pairwise_ta_entry)) )
 104
 105struct hw_key_entry {
 106        u8 key[16];
 107        u8 tx_mic[8];
 108        u8 rx_mic[8];
 109} __packed;
 110
 111struct hw_pairwise_ta_entry {
 112        u8 address[6];
 113        u8 cipher;
 114        u8 reserved;
 115} __packed;
 116
 117/*
 118 * Since NULL frame won't be that long (256 byte),
 119 * We steal 16 tail bytes to save debugging settings.
 120 */
 121#define HW_DEBUG_SETTING_BASE           0x2bf0
 122
 123/*
 124 * On-chip BEACON frame space.
 125 */
 126#define HW_BEACON_BASE0                 0x2400
 127#define HW_BEACON_BASE1                 0x2500
 128#define HW_BEACON_BASE2                 0x2600
 129#define HW_BEACON_BASE3                 0x2700
 130
 131#define HW_BEACON_OFFSET(__index) \
 132        ( HW_BEACON_BASE0 + (__index * 0x0100) )
 133
 134/*
 135 * MAC Control/Status Registers(CSR).
 136 * Some values are set in TU, whereas 1 TU == 1024 us.
 137 */
 138
 139/*
 140 * MAC_CSR0: ASIC revision number.
 141 */
 142#define MAC_CSR0                        0x3000
 143#define MAC_CSR0_REVISION               FIELD32(0x0000000f)
 144#define MAC_CSR0_CHIPSET                FIELD32(0x000ffff0)
 145
 146/*
 147 * MAC_CSR1: System control register.
 148 * SOFT_RESET: Software reset bit, 1: reset, 0: normal.
 149 * BBP_RESET: Hardware reset BBP.
 150 * HOST_READY: Host is ready after initialization, 1: ready.
 151 */
 152#define MAC_CSR1                        0x3004
 153#define MAC_CSR1_SOFT_RESET             FIELD32(0x00000001)
 154#define MAC_CSR1_BBP_RESET              FIELD32(0x00000002)
 155#define MAC_CSR1_HOST_READY             FIELD32(0x00000004)
 156
 157/*
 158 * MAC_CSR2: STA MAC register 0.
 159 */
 160#define MAC_CSR2                        0x3008
 161#define MAC_CSR2_BYTE0                  FIELD32(0x000000ff)
 162#define MAC_CSR2_BYTE1                  FIELD32(0x0000ff00)
 163#define MAC_CSR2_BYTE2                  FIELD32(0x00ff0000)
 164#define MAC_CSR2_BYTE3                  FIELD32(0xff000000)
 165
 166/*
 167 * MAC_CSR3: STA MAC register 1.
 168 * UNICAST_TO_ME_MASK:
 169 *      Used to mask off bits from byte 5 of the MAC address
 170 *      to determine the UNICAST_TO_ME bit for RX frames.
 171 *      The full mask is complemented by BSS_ID_MASK:
 172 *              MASK = BSS_ID_MASK & UNICAST_TO_ME_MASK
 173 */
 174#define MAC_CSR3                        0x300c
 175#define MAC_CSR3_BYTE4                  FIELD32(0x000000ff)
 176#define MAC_CSR3_BYTE5                  FIELD32(0x0000ff00)
 177#define MAC_CSR3_UNICAST_TO_ME_MASK     FIELD32(0x00ff0000)
 178
 179/*
 180 * MAC_CSR4: BSSID register 0.
 181 */
 182#define MAC_CSR4                        0x3010
 183#define MAC_CSR4_BYTE0                  FIELD32(0x000000ff)
 184#define MAC_CSR4_BYTE1                  FIELD32(0x0000ff00)
 185#define MAC_CSR4_BYTE2                  FIELD32(0x00ff0000)
 186#define MAC_CSR4_BYTE3                  FIELD32(0xff000000)
 187
 188/*
 189 * MAC_CSR5: BSSID register 1.
 190 * BSS_ID_MASK:
 191 *      This mask is used to mask off bits 0 and 1 of byte 5 of the
 192 *      BSSID. This will make sure that those bits will be ignored
 193 *      when determining the MY_BSS of RX frames.
 194 *              0: 1-BSSID mode (BSS index = 0)
 195 *              1: 2-BSSID mode (BSS index: Byte5, bit 0)
 196 *              2: 2-BSSID mode (BSS index: byte5, bit 1)
 197 *              3: 4-BSSID mode (BSS index: byte5, bit 0 - 1)
 198 */
 199#define MAC_CSR5                        0x3014
 200#define MAC_CSR5_BYTE4                  FIELD32(0x000000ff)
 201#define MAC_CSR5_BYTE5                  FIELD32(0x0000ff00)
 202#define MAC_CSR5_BSS_ID_MASK            FIELD32(0x00ff0000)
 203
 204/*
 205 * MAC_CSR6: Maximum frame length register.
 206 */
 207#define MAC_CSR6                        0x3018
 208#define MAC_CSR6_MAX_FRAME_UNIT         FIELD32(0x00000fff)
 209
 210/*
 211 * MAC_CSR7: Reserved
 212 */
 213#define MAC_CSR7                        0x301c
 214
 215/*
 216 * MAC_CSR8: SIFS/EIFS register.
 217 * All units are in US.
 218 */
 219#define MAC_CSR8                        0x3020
 220#define MAC_CSR8_SIFS                   FIELD32(0x000000ff)
 221#define MAC_CSR8_SIFS_AFTER_RX_OFDM     FIELD32(0x0000ff00)
 222#define MAC_CSR8_EIFS                   FIELD32(0xffff0000)
 223
 224/*
 225 * MAC_CSR9: Back-Off control register.
 226 * SLOT_TIME: Slot time, default is 20us for 802.11BG.
 227 * CWMIN: Bit for Cwmin. default Cwmin is 31 (2^5 - 1).
 228 * CWMAX: Bit for Cwmax, default Cwmax is 1023 (2^10 - 1).
 229 * CW_SELECT: 1: CWmin/Cwmax select from register, 0:select from TxD.
 230 */
 231#define MAC_CSR9                        0x3024
 232#define MAC_CSR9_SLOT_TIME              FIELD32(0x000000ff)
 233#define MAC_CSR9_CWMIN                  FIELD32(0x00000f00)
 234#define MAC_CSR9_CWMAX                  FIELD32(0x0000f000)
 235#define MAC_CSR9_CW_SELECT              FIELD32(0x00010000)
 236
 237/*
 238 * MAC_CSR10: Power state configuration.
 239 */
 240#define MAC_CSR10                       0x3028
 241
 242/*
 243 * MAC_CSR11: Power saving transition time register.
 244 * DELAY_AFTER_TBCN: Delay after Tbcn expired in units of TU.
 245 * TBCN_BEFORE_WAKEUP: Number of beacon before wakeup.
 246 * WAKEUP_LATENCY: In unit of TU.
 247 */
 248#define MAC_CSR11                       0x302c
 249#define MAC_CSR11_DELAY_AFTER_TBCN      FIELD32(0x000000ff)
 250#define MAC_CSR11_TBCN_BEFORE_WAKEUP    FIELD32(0x00007f00)
 251#define MAC_CSR11_AUTOWAKE              FIELD32(0x00008000)
 252#define MAC_CSR11_WAKEUP_LATENCY        FIELD32(0x000f0000)
 253
 254/*
 255 * MAC_CSR12: Manual power control / status register (merge CSR20 & PWRCSR1).
 256 * CURRENT_STATE: 0:sleep, 1:awake.
 257 * FORCE_WAKEUP: This has higher priority than PUT_TO_SLEEP.
 258 * BBP_CURRENT_STATE: 0: BBP sleep, 1: BBP awake.
 259 */
 260#define MAC_CSR12                       0x3030
 261#define MAC_CSR12_CURRENT_STATE         FIELD32(0x00000001)
 262#define MAC_CSR12_PUT_TO_SLEEP          FIELD32(0x00000002)
 263#define MAC_CSR12_FORCE_WAKEUP          FIELD32(0x00000004)
 264#define MAC_CSR12_BBP_CURRENT_STATE     FIELD32(0x00000008)
 265
 266/*
 267 * MAC_CSR13: GPIO.
 268 *      MAC_CSR13_VALx: GPIO value
 269 *      MAC_CSR13_DIRx: GPIO direction: 0 = input; 1 = output
 270 */
 271#define MAC_CSR13                       0x3034
 272#define MAC_CSR13_VAL0                  FIELD32(0x00000001)
 273#define MAC_CSR13_VAL1                  FIELD32(0x00000002)
 274#define MAC_CSR13_VAL2                  FIELD32(0x00000004)
 275#define MAC_CSR13_VAL3                  FIELD32(0x00000008)
 276#define MAC_CSR13_VAL4                  FIELD32(0x00000010)
 277#define MAC_CSR13_VAL5                  FIELD32(0x00000020)
 278#define MAC_CSR13_VAL6                  FIELD32(0x00000040)
 279#define MAC_CSR13_VAL7                  FIELD32(0x00000080)
 280#define MAC_CSR13_DIR0                  FIELD32(0x00000100)
 281#define MAC_CSR13_DIR1                  FIELD32(0x00000200)
 282#define MAC_CSR13_DIR2                  FIELD32(0x00000400)
 283#define MAC_CSR13_DIR3                  FIELD32(0x00000800)
 284#define MAC_CSR13_DIR4                  FIELD32(0x00001000)
 285#define MAC_CSR13_DIR5                  FIELD32(0x00002000)
 286#define MAC_CSR13_DIR6                  FIELD32(0x00004000)
 287#define MAC_CSR13_DIR7                  FIELD32(0x00008000)
 288
 289/*
 290 * MAC_CSR14: LED control register.
 291 * ON_PERIOD: On period, default 70ms.
 292 * OFF_PERIOD: Off period, default 30ms.
 293 * HW_LED: HW TX activity, 1: normal OFF, 0: normal ON.
 294 * SW_LED: s/w LED, 1: ON, 0: OFF.
 295 * HW_LED_POLARITY: 0: active low, 1: active high.
 296 */
 297#define MAC_CSR14                       0x3038
 298#define MAC_CSR14_ON_PERIOD             FIELD32(0x000000ff)
 299#define MAC_CSR14_OFF_PERIOD            FIELD32(0x0000ff00)
 300#define MAC_CSR14_HW_LED                FIELD32(0x00010000)
 301#define MAC_CSR14_SW_LED                FIELD32(0x00020000)
 302#define MAC_CSR14_HW_LED_POLARITY       FIELD32(0x00040000)
 303#define MAC_CSR14_SW_LED2               FIELD32(0x00080000)
 304
 305/*
 306 * MAC_CSR15: NAV control.
 307 */
 308#define MAC_CSR15                       0x303c
 309
 310/*
 311 * TXRX control registers.
 312 * Some values are set in TU, whereas 1 TU == 1024 us.
 313 */
 314
 315/*
 316 * TXRX_CSR0: TX/RX configuration register.
 317 * TSF_OFFSET: Default is 24.
 318 * AUTO_TX_SEQ: 1: ASIC auto replace sequence nr in outgoing frame.
 319 * DISABLE_RX: Disable Rx engine.
 320 * DROP_CRC: Drop CRC error.
 321 * DROP_PHYSICAL: Drop physical error.
 322 * DROP_CONTROL: Drop control frame.
 323 * DROP_NOT_TO_ME: Drop not to me unicast frame.
 324 * DROP_TO_DS: Drop fram ToDs bit is true.
 325 * DROP_VERSION_ERROR: Drop version error frame.
 326 * DROP_MULTICAST: Drop multicast frames.
 327 * DROP_BORADCAST: Drop broadcast frames.
 328 * DROP_ACK_CTS: Drop received ACK and CTS.
 329 */
 330#define TXRX_CSR0                       0x3040
 331#define TXRX_CSR0_RX_ACK_TIMEOUT        FIELD32(0x000001ff)
 332#define TXRX_CSR0_TSF_OFFSET            FIELD32(0x00007e00)
 333#define TXRX_CSR0_AUTO_TX_SEQ           FIELD32(0x00008000)
 334#define TXRX_CSR0_DISABLE_RX            FIELD32(0x00010000)
 335#define TXRX_CSR0_DROP_CRC              FIELD32(0x00020000)
 336#define TXRX_CSR0_DROP_PHYSICAL         FIELD32(0x00040000)
 337#define TXRX_CSR0_DROP_CONTROL          FIELD32(0x00080000)
 338#define TXRX_CSR0_DROP_NOT_TO_ME        FIELD32(0x00100000)
 339#define TXRX_CSR0_DROP_TO_DS            FIELD32(0x00200000)
 340#define TXRX_CSR0_DROP_VERSION_ERROR    FIELD32(0x00400000)
 341#define TXRX_CSR0_DROP_MULTICAST        FIELD32(0x00800000)
 342#define TXRX_CSR0_DROP_BROADCAST        FIELD32(0x01000000)
 343#define TXRX_CSR0_DROP_ACK_CTS          FIELD32(0x02000000)
 344#define TXRX_CSR0_TX_WITHOUT_WAITING    FIELD32(0x04000000)
 345
 346/*
 347 * TXRX_CSR1
 348 */
 349#define TXRX_CSR1                       0x3044
 350#define TXRX_CSR1_BBP_ID0               FIELD32(0x0000007f)
 351#define TXRX_CSR1_BBP_ID0_VALID         FIELD32(0x00000080)
 352#define TXRX_CSR1_BBP_ID1               FIELD32(0x00007f00)
 353#define TXRX_CSR1_BBP_ID1_VALID         FIELD32(0x00008000)
 354#define TXRX_CSR1_BBP_ID2               FIELD32(0x007f0000)
 355#define TXRX_CSR1_BBP_ID2_VALID         FIELD32(0x00800000)
 356#define TXRX_CSR1_BBP_ID3               FIELD32(0x7f000000)
 357#define TXRX_CSR1_BBP_ID3_VALID         FIELD32(0x80000000)
 358
 359/*
 360 * TXRX_CSR2
 361 */
 362#define TXRX_CSR2                       0x3048
 363#define TXRX_CSR2_BBP_ID0               FIELD32(0x0000007f)
 364#define TXRX_CSR2_BBP_ID0_VALID         FIELD32(0x00000080)
 365#define TXRX_CSR2_BBP_ID1               FIELD32(0x00007f00)
 366#define TXRX_CSR2_BBP_ID1_VALID         FIELD32(0x00008000)
 367#define TXRX_CSR2_BBP_ID2               FIELD32(0x007f0000)
 368#define TXRX_CSR2_BBP_ID2_VALID         FIELD32(0x00800000)
 369#define TXRX_CSR2_BBP_ID3               FIELD32(0x7f000000)
 370#define TXRX_CSR2_BBP_ID3_VALID         FIELD32(0x80000000)
 371
 372/*
 373 * TXRX_CSR3
 374 */
 375#define TXRX_CSR3                       0x304c
 376#define TXRX_CSR3_BBP_ID0               FIELD32(0x0000007f)
 377#define TXRX_CSR3_BBP_ID0_VALID         FIELD32(0x00000080)
 378#define TXRX_CSR3_BBP_ID1               FIELD32(0x00007f00)
 379#define TXRX_CSR3_BBP_ID1_VALID         FIELD32(0x00008000)
 380#define TXRX_CSR3_BBP_ID2               FIELD32(0x007f0000)
 381#define TXRX_CSR3_BBP_ID2_VALID         FIELD32(0x00800000)
 382#define TXRX_CSR3_BBP_ID3               FIELD32(0x7f000000)
 383#define TXRX_CSR3_BBP_ID3_VALID         FIELD32(0x80000000)
 384
 385/*
 386 * TXRX_CSR4: Auto-Responder/Tx-retry register.
 387 * AUTORESPOND_PREAMBLE: 0:long, 1:short preamble.
 388 * OFDM_TX_RATE_DOWN: 1:enable.
 389 * OFDM_TX_RATE_STEP: 0:1-step, 1: 2-step, 2:3-step, 3:4-step.
 390 * OFDM_TX_FALLBACK_CCK: 0: Fallback to OFDM 6M only, 1: Fallback to CCK 1M,2M.
 391 */
 392#define TXRX_CSR4                       0x3050
 393#define TXRX_CSR4_TX_ACK_TIMEOUT        FIELD32(0x000000ff)
 394#define TXRX_CSR4_CNTL_ACK_POLICY       FIELD32(0x00000700)
 395#define TXRX_CSR4_ACK_CTS_PSM           FIELD32(0x00010000)
 396#define TXRX_CSR4_AUTORESPOND_ENABLE    FIELD32(0x00020000)
 397#define TXRX_CSR4_AUTORESPOND_PREAMBLE  FIELD32(0x00040000)
 398#define TXRX_CSR4_OFDM_TX_RATE_DOWN     FIELD32(0x00080000)
 399#define TXRX_CSR4_OFDM_TX_RATE_STEP     FIELD32(0x00300000)
 400#define TXRX_CSR4_OFDM_TX_FALLBACK_CCK  FIELD32(0x00400000)
 401#define TXRX_CSR4_LONG_RETRY_LIMIT      FIELD32(0x0f000000)
 402#define TXRX_CSR4_SHORT_RETRY_LIMIT     FIELD32(0xf0000000)
 403
 404/*
 405 * TXRX_CSR5
 406 */
 407#define TXRX_CSR5                       0x3054
 408
 409/*
 410 * TXRX_CSR6: ACK/CTS payload consumed time
 411 */
 412#define TXRX_CSR6                       0x3058
 413
 414/*
 415 * TXRX_CSR7: OFDM ACK/CTS payload consumed time for 6/9/12/18 mbps.
 416 */
 417#define TXRX_CSR7                       0x305c
 418#define TXRX_CSR7_ACK_CTS_6MBS          FIELD32(0x000000ff)
 419#define TXRX_CSR7_ACK_CTS_9MBS          FIELD32(0x0000ff00)
 420#define TXRX_CSR7_ACK_CTS_12MBS         FIELD32(0x00ff0000)
 421#define TXRX_CSR7_ACK_CTS_18MBS         FIELD32(0xff000000)
 422
 423/*
 424 * TXRX_CSR8: OFDM ACK/CTS payload consumed time for 24/36/48/54 mbps.
 425 */
 426#define TXRX_CSR8                       0x3060
 427#define TXRX_CSR8_ACK_CTS_24MBS         FIELD32(0x000000ff)
 428#define TXRX_CSR8_ACK_CTS_36MBS         FIELD32(0x0000ff00)
 429#define TXRX_CSR8_ACK_CTS_48MBS         FIELD32(0x00ff0000)
 430#define TXRX_CSR8_ACK_CTS_54MBS         FIELD32(0xff000000)
 431
 432/*
 433 * TXRX_CSR9: Synchronization control register.
 434 * BEACON_INTERVAL: In unit of 1/16 TU.
 435 * TSF_TICKING: Enable TSF auto counting.
 436 * TSF_SYNC: Tsf sync, 0: disable, 1: infra, 2: ad-hoc/master mode.
 437 * BEACON_GEN: Enable beacon generator.
 438 */
 439#define TXRX_CSR9                       0x3064
 440#define TXRX_CSR9_BEACON_INTERVAL       FIELD32(0x0000ffff)
 441#define TXRX_CSR9_TSF_TICKING           FIELD32(0x00010000)
 442#define TXRX_CSR9_TSF_SYNC              FIELD32(0x00060000)
 443#define TXRX_CSR9_TBTT_ENABLE           FIELD32(0x00080000)
 444#define TXRX_CSR9_BEACON_GEN            FIELD32(0x00100000)
 445#define TXRX_CSR9_TIMESTAMP_COMPENSATE  FIELD32(0xff000000)
 446
 447/*
 448 * TXRX_CSR10: BEACON alignment.
 449 */
 450#define TXRX_CSR10                      0x3068
 451
 452/*
 453 * TXRX_CSR11: AES mask.
 454 */
 455#define TXRX_CSR11                      0x306c
 456
 457/*
 458 * TXRX_CSR12: TSF low 32.
 459 */
 460#define TXRX_CSR12                      0x3070
 461#define TXRX_CSR12_LOW_TSFTIMER         FIELD32(0xffffffff)
 462
 463/*
 464 * TXRX_CSR13: TSF high 32.
 465 */
 466#define TXRX_CSR13                      0x3074
 467#define TXRX_CSR13_HIGH_TSFTIMER        FIELD32(0xffffffff)
 468
 469/*
 470 * TXRX_CSR14: TBTT timer.
 471 */
 472#define TXRX_CSR14                      0x3078
 473
 474/*
 475 * TXRX_CSR15: TKIP MIC priority byte "AND" mask.
 476 */
 477#define TXRX_CSR15                      0x307c
 478
 479/*
 480 * PHY control registers.
 481 * Some values are set in TU, whereas 1 TU == 1024 us.
 482 */
 483
 484/*
 485 * PHY_CSR0: RF/PS control.
 486 */
 487#define PHY_CSR0                        0x3080
 488#define PHY_CSR0_PA_PE_BG               FIELD32(0x00010000)
 489#define PHY_CSR0_PA_PE_A                FIELD32(0x00020000)
 490
 491/*
 492 * PHY_CSR1
 493 */
 494#define PHY_CSR1                        0x3084
 495#define PHY_CSR1_RF_RPI                 FIELD32(0x00010000)
 496
 497/*
 498 * PHY_CSR2: Pre-TX BBP control.
 499 */
 500#define PHY_CSR2                        0x3088
 501
 502/*
 503 * PHY_CSR3: BBP serial control register.
 504 * VALUE: Register value to program into BBP.
 505 * REG_NUM: Selected BBP register.
 506 * READ_CONTROL: 0: Write BBP, 1: Read BBP.
 507 * BUSY: 1: ASIC is busy execute BBP programming.
 508 */
 509#define PHY_CSR3                        0x308c
 510#define PHY_CSR3_VALUE                  FIELD32(0x000000ff)
 511#define PHY_CSR3_REGNUM                 FIELD32(0x00007f00)
 512#define PHY_CSR3_READ_CONTROL           FIELD32(0x00008000)
 513#define PHY_CSR3_BUSY                   FIELD32(0x00010000)
 514
 515/*
 516 * PHY_CSR4: RF serial control register
 517 * VALUE: Register value (include register id) serial out to RF/IF chip.
 518 * NUMBER_OF_BITS: Number of bits used in RFRegValue (I:20, RFMD:22).
 519 * IF_SELECT: 1: select IF to program, 0: select RF to program.
 520 * PLL_LD: RF PLL_LD status.
 521 * BUSY: 1: ASIC is busy execute RF programming.
 522 */
 523#define PHY_CSR4                        0x3090
 524#define PHY_CSR4_VALUE                  FIELD32(0x00ffffff)
 525#define PHY_CSR4_NUMBER_OF_BITS         FIELD32(0x1f000000)
 526#define PHY_CSR4_IF_SELECT              FIELD32(0x20000000)
 527#define PHY_CSR4_PLL_LD                 FIELD32(0x40000000)
 528#define PHY_CSR4_BUSY                   FIELD32(0x80000000)
 529
 530/*
 531 * PHY_CSR5: RX to TX signal switch timing control.
 532 */
 533#define PHY_CSR5                        0x3094
 534#define PHY_CSR5_IQ_FLIP                FIELD32(0x00000004)
 535
 536/*
 537 * PHY_CSR6: TX to RX signal timing control.
 538 */
 539#define PHY_CSR6                        0x3098
 540#define PHY_CSR6_IQ_FLIP                FIELD32(0x00000004)
 541
 542/*
 543 * PHY_CSR7: TX DAC switching timing control.
 544 */
 545#define PHY_CSR7                        0x309c
 546
 547/*
 548 * Security control register.
 549 */
 550
 551/*
 552 * SEC_CSR0: Shared key table control.
 553 */
 554#define SEC_CSR0                        0x30a0
 555#define SEC_CSR0_BSS0_KEY0_VALID        FIELD32(0x00000001)
 556#define SEC_CSR0_BSS0_KEY1_VALID        FIELD32(0x00000002)
 557#define SEC_CSR0_BSS0_KEY2_VALID        FIELD32(0x00000004)
 558#define SEC_CSR0_BSS0_KEY3_VALID        FIELD32(0x00000008)
 559#define SEC_CSR0_BSS1_KEY0_VALID        FIELD32(0x00000010)
 560#define SEC_CSR0_BSS1_KEY1_VALID        FIELD32(0x00000020)
 561#define SEC_CSR0_BSS1_KEY2_VALID        FIELD32(0x00000040)
 562#define SEC_CSR0_BSS1_KEY3_VALID        FIELD32(0x00000080)
 563#define SEC_CSR0_BSS2_KEY0_VALID        FIELD32(0x00000100)
 564#define SEC_CSR0_BSS2_KEY1_VALID        FIELD32(0x00000200)
 565#define SEC_CSR0_BSS2_KEY2_VALID        FIELD32(0x00000400)
 566#define SEC_CSR0_BSS2_KEY3_VALID        FIELD32(0x00000800)
 567#define SEC_CSR0_BSS3_KEY0_VALID        FIELD32(0x00001000)
 568#define SEC_CSR0_BSS3_KEY1_VALID        FIELD32(0x00002000)
 569#define SEC_CSR0_BSS3_KEY2_VALID        FIELD32(0x00004000)
 570#define SEC_CSR0_BSS3_KEY3_VALID        FIELD32(0x00008000)
 571
 572/*
 573 * SEC_CSR1: Shared key table security mode register.
 574 */
 575#define SEC_CSR1                        0x30a4
 576#define SEC_CSR1_BSS0_KEY0_CIPHER_ALG   FIELD32(0x00000007)
 577#define SEC_CSR1_BSS0_KEY1_CIPHER_ALG   FIELD32(0x00000070)
 578#define SEC_CSR1_BSS0_KEY2_CIPHER_ALG   FIELD32(0x00000700)
 579#define SEC_CSR1_BSS0_KEY3_CIPHER_ALG   FIELD32(0x00007000)
 580#define SEC_CSR1_BSS1_KEY0_CIPHER_ALG   FIELD32(0x00070000)
 581#define SEC_CSR1_BSS1_KEY1_CIPHER_ALG   FIELD32(0x00700000)
 582#define SEC_CSR1_BSS1_KEY2_CIPHER_ALG   FIELD32(0x07000000)
 583#define SEC_CSR1_BSS1_KEY3_CIPHER_ALG   FIELD32(0x70000000)
 584
 585/*
 586 * Pairwise key table valid bitmap registers.
 587 * SEC_CSR2: pairwise key table valid bitmap 0.
 588 * SEC_CSR3: pairwise key table valid bitmap 1.
 589 */
 590#define SEC_CSR2                        0x30a8
 591#define SEC_CSR3                        0x30ac
 592
 593/*
 594 * SEC_CSR4: Pairwise key table lookup control.
 595 */
 596#define SEC_CSR4                        0x30b0
 597#define SEC_CSR4_ENABLE_BSS0            FIELD32(0x00000001)
 598#define SEC_CSR4_ENABLE_BSS1            FIELD32(0x00000002)
 599#define SEC_CSR4_ENABLE_BSS2            FIELD32(0x00000004)
 600#define SEC_CSR4_ENABLE_BSS3            FIELD32(0x00000008)
 601
 602/*
 603 * SEC_CSR5: shared key table security mode register.
 604 */
 605#define SEC_CSR5                        0x30b4
 606#define SEC_CSR5_BSS2_KEY0_CIPHER_ALG   FIELD32(0x00000007)
 607#define SEC_CSR5_BSS2_KEY1_CIPHER_ALG   FIELD32(0x00000070)
 608#define SEC_CSR5_BSS2_KEY2_CIPHER_ALG   FIELD32(0x00000700)
 609#define SEC_CSR5_BSS2_KEY3_CIPHER_ALG   FIELD32(0x00007000)
 610#define SEC_CSR5_BSS3_KEY0_CIPHER_ALG   FIELD32(0x00070000)
 611#define SEC_CSR5_BSS3_KEY1_CIPHER_ALG   FIELD32(0x00700000)
 612#define SEC_CSR5_BSS3_KEY2_CIPHER_ALG   FIELD32(0x07000000)
 613#define SEC_CSR5_BSS3_KEY3_CIPHER_ALG   FIELD32(0x70000000)
 614
 615/*
 616 * STA control registers.
 617 */
 618
 619/*
 620 * STA_CSR0: RX PLCP error count & RX FCS error count.
 621 */
 622#define STA_CSR0                        0x30c0
 623#define STA_CSR0_FCS_ERROR              FIELD32(0x0000ffff)
 624#define STA_CSR0_PLCP_ERROR             FIELD32(0xffff0000)
 625
 626/*
 627 * STA_CSR1: RX False CCA count & RX LONG frame count.
 628 */
 629#define STA_CSR1                        0x30c4
 630#define STA_CSR1_PHYSICAL_ERROR         FIELD32(0x0000ffff)
 631#define STA_CSR1_FALSE_CCA_ERROR        FIELD32(0xffff0000)
 632
 633/*
 634 * STA_CSR2: TX Beacon count and RX FIFO overflow count.
 635 */
 636#define STA_CSR2                        0x30c8
 637#define STA_CSR2_RX_FIFO_OVERFLOW_COUNT FIELD32(0x0000ffff)
 638#define STA_CSR2_RX_OVERFLOW_COUNT      FIELD32(0xffff0000)
 639
 640/*
 641 * STA_CSR3: TX Beacon count.
 642 */
 643#define STA_CSR3                        0x30cc
 644#define STA_CSR3_TX_BEACON_COUNT        FIELD32(0x0000ffff)
 645
 646/*
 647 * STA_CSR4: TX Retry count.
 648 */
 649#define STA_CSR4                        0x30d0
 650#define STA_CSR4_TX_NO_RETRY_COUNT      FIELD32(0x0000ffff)
 651#define STA_CSR4_TX_ONE_RETRY_COUNT     FIELD32(0xffff0000)
 652
 653/*
 654 * STA_CSR5: TX Retry count.
 655 */
 656#define STA_CSR5                        0x30d4
 657#define STA_CSR4_TX_MULTI_RETRY_COUNT   FIELD32(0x0000ffff)
 658#define STA_CSR4_TX_RETRY_FAIL_COUNT    FIELD32(0xffff0000)
 659
 660/*
 661 * QOS control registers.
 662 */
 663
 664/*
 665 * QOS_CSR1: TXOP holder MAC address register.
 666 */
 667#define QOS_CSR1                        0x30e4
 668#define QOS_CSR1_BYTE4                  FIELD32(0x000000ff)
 669#define QOS_CSR1_BYTE5                  FIELD32(0x0000ff00)
 670
 671/*
 672 * QOS_CSR2: TXOP holder timeout register.
 673 */
 674#define QOS_CSR2                        0x30e8
 675
 676/*
 677 * RX QOS-CFPOLL MAC address register.
 678 * QOS_CSR3: RX QOS-CFPOLL MAC address 0.
 679 * QOS_CSR4: RX QOS-CFPOLL MAC address 1.
 680 */
 681#define QOS_CSR3                        0x30ec
 682#define QOS_CSR4                        0x30f0
 683
 684/*
 685 * QOS_CSR5: "QosControl" field of the RX QOS-CFPOLL.
 686 */
 687#define QOS_CSR5                        0x30f4
 688
 689/*
 690 * WMM Scheduler Register
 691 */
 692
 693/*
 694 * AIFSN_CSR: AIFSN for each EDCA AC.
 695 * AIFSN0: For AC_VO.
 696 * AIFSN1: For AC_VI.
 697 * AIFSN2: For AC_BE.
 698 * AIFSN3: For AC_BK.
 699 */
 700#define AIFSN_CSR                       0x0400
 701#define AIFSN_CSR_AIFSN0                FIELD32(0x0000000f)
 702#define AIFSN_CSR_AIFSN1                FIELD32(0x000000f0)
 703#define AIFSN_CSR_AIFSN2                FIELD32(0x00000f00)
 704#define AIFSN_CSR_AIFSN3                FIELD32(0x0000f000)
 705
 706/*
 707 * CWMIN_CSR: CWmin for each EDCA AC.
 708 * CWMIN0: For AC_VO.
 709 * CWMIN1: For AC_VI.
 710 * CWMIN2: For AC_BE.
 711 * CWMIN3: For AC_BK.
 712 */
 713#define CWMIN_CSR                       0x0404
 714#define CWMIN_CSR_CWMIN0                FIELD32(0x0000000f)
 715#define CWMIN_CSR_CWMIN1                FIELD32(0x000000f0)
 716#define CWMIN_CSR_CWMIN2                FIELD32(0x00000f00)
 717#define CWMIN_CSR_CWMIN3                FIELD32(0x0000f000)
 718
 719/*
 720 * CWMAX_CSR: CWmax for each EDCA AC.
 721 * CWMAX0: For AC_VO.
 722 * CWMAX1: For AC_VI.
 723 * CWMAX2: For AC_BE.
 724 * CWMAX3: For AC_BK.
 725 */
 726#define CWMAX_CSR                       0x0408
 727#define CWMAX_CSR_CWMAX0                FIELD32(0x0000000f)
 728#define CWMAX_CSR_CWMAX1                FIELD32(0x000000f0)
 729#define CWMAX_CSR_CWMAX2                FIELD32(0x00000f00)
 730#define CWMAX_CSR_CWMAX3                FIELD32(0x0000f000)
 731
 732/*
 733 * AC_TXOP_CSR0: AC_VO/AC_VI TXOP register.
 734 * AC0_TX_OP: For AC_VO, in unit of 32us.
 735 * AC1_TX_OP: For AC_VI, in unit of 32us.
 736 */
 737#define AC_TXOP_CSR0                    0x040c
 738#define AC_TXOP_CSR0_AC0_TX_OP          FIELD32(0x0000ffff)
 739#define AC_TXOP_CSR0_AC1_TX_OP          FIELD32(0xffff0000)
 740
 741/*
 742 * AC_TXOP_CSR1: AC_BE/AC_BK TXOP register.
 743 * AC2_TX_OP: For AC_BE, in unit of 32us.
 744 * AC3_TX_OP: For AC_BK, in unit of 32us.
 745 */
 746#define AC_TXOP_CSR1                    0x0410
 747#define AC_TXOP_CSR1_AC2_TX_OP          FIELD32(0x0000ffff)
 748#define AC_TXOP_CSR1_AC3_TX_OP          FIELD32(0xffff0000)
 749
 750/*
 751 * BBP registers.
 752 * The wordsize of the BBP is 8 bits.
 753 */
 754
 755/*
 756 * R2
 757 */
 758#define BBP_R2_BG_MODE                  FIELD8(0x20)
 759
 760/*
 761 * R3
 762 */
 763#define BBP_R3_SMART_MODE               FIELD8(0x01)
 764
 765/*
 766 * R4: RX antenna control
 767 * FRAME_END: 1 - DPDT, 0 - SPDT (Only valid for 802.11G, RF2527 & RF2529)
 768 */
 769
 770/*
 771 * ANTENNA_CONTROL semantics (guessed):
 772 * 0x1: Software controlled antenna switching (fixed or SW diversity)
 773 * 0x2: Hardware diversity.
 774 */
 775#define BBP_R4_RX_ANTENNA_CONTROL       FIELD8(0x03)
 776#define BBP_R4_RX_FRAME_END             FIELD8(0x20)
 777
 778/*
 779 * R77
 780 */
 781#define BBP_R77_RX_ANTENNA              FIELD8(0x03)
 782
 783/*
 784 * RF registers
 785 */
 786
 787/*
 788 * RF 3
 789 */
 790#define RF3_TXPOWER                     FIELD32(0x00003e00)
 791
 792/*
 793 * RF 4
 794 */
 795#define RF4_FREQ_OFFSET                 FIELD32(0x0003f000)
 796
 797/*
 798 * EEPROM content.
 799 * The wordsize of the EEPROM is 16 bits.
 800 */
 801
 802/*
 803 * HW MAC address.
 804 */
 805#define EEPROM_MAC_ADDR_0               0x0002
 806#define EEPROM_MAC_ADDR_BYTE0           FIELD16(0x00ff)
 807#define EEPROM_MAC_ADDR_BYTE1           FIELD16(0xff00)
 808#define EEPROM_MAC_ADDR1                0x0003
 809#define EEPROM_MAC_ADDR_BYTE2           FIELD16(0x00ff)
 810#define EEPROM_MAC_ADDR_BYTE3           FIELD16(0xff00)
 811#define EEPROM_MAC_ADDR_2               0x0004
 812#define EEPROM_MAC_ADDR_BYTE4           FIELD16(0x00ff)
 813#define EEPROM_MAC_ADDR_BYTE5           FIELD16(0xff00)
 814
 815/*
 816 * EEPROM antenna.
 817 * ANTENNA_NUM: Number of antennas.
 818 * TX_DEFAULT: Default antenna 0: diversity, 1: A, 2: B.
 819 * RX_DEFAULT: Default antenna 0: diversity, 1: A, 2: B.
 820 * FRAME_TYPE: 0: DPDT , 1: SPDT , noted this bit is valid for g only.
 821 * DYN_TXAGC: Dynamic TX AGC control.
 822 * HARDWARE_RADIO: 1: Hardware controlled radio. Read GPIO0.
 823 * RF_TYPE: Rf_type of this adapter.
 824 */
 825#define EEPROM_ANTENNA                  0x0010
 826#define EEPROM_ANTENNA_NUM              FIELD16(0x0003)
 827#define EEPROM_ANTENNA_TX_DEFAULT       FIELD16(0x000c)
 828#define EEPROM_ANTENNA_RX_DEFAULT       FIELD16(0x0030)
 829#define EEPROM_ANTENNA_FRAME_TYPE       FIELD16(0x0040)
 830#define EEPROM_ANTENNA_DYN_TXAGC        FIELD16(0x0200)
 831#define EEPROM_ANTENNA_HARDWARE_RADIO   FIELD16(0x0400)
 832#define EEPROM_ANTENNA_RF_TYPE          FIELD16(0xf800)
 833
 834/*
 835 * EEPROM NIC config.
 836 * EXTERNAL_LNA: External LNA.
 837 */
 838#define EEPROM_NIC                      0x0011
 839#define EEPROM_NIC_EXTERNAL_LNA         FIELD16(0x0010)
 840
 841/*
 842 * EEPROM geography.
 843 * GEO_A: Default geographical setting for 5GHz band
 844 * GEO: Default geographical setting.
 845 */
 846#define EEPROM_GEOGRAPHY                0x0012
 847#define EEPROM_GEOGRAPHY_GEO_A          FIELD16(0x00ff)
 848#define EEPROM_GEOGRAPHY_GEO            FIELD16(0xff00)
 849
 850/*
 851 * EEPROM BBP.
 852 */
 853#define EEPROM_BBP_START                0x0013
 854#define EEPROM_BBP_SIZE                 16
 855#define EEPROM_BBP_VALUE                FIELD16(0x00ff)
 856#define EEPROM_BBP_REG_ID               FIELD16(0xff00)
 857
 858/*
 859 * EEPROM TXPOWER 802.11G
 860 */
 861#define EEPROM_TXPOWER_G_START          0x0023
 862#define EEPROM_TXPOWER_G_SIZE           7
 863#define EEPROM_TXPOWER_G_1              FIELD16(0x00ff)
 864#define EEPROM_TXPOWER_G_2              FIELD16(0xff00)
 865
 866/*
 867 * EEPROM Frequency
 868 */
 869#define EEPROM_FREQ                     0x002f
 870#define EEPROM_FREQ_OFFSET              FIELD16(0x00ff)
 871#define EEPROM_FREQ_SEQ_MASK            FIELD16(0xff00)
 872#define EEPROM_FREQ_SEQ                 FIELD16(0x0300)
 873
 874/*
 875 * EEPROM LED.
 876 * POLARITY_RDY_G: Polarity RDY_G setting.
 877 * POLARITY_RDY_A: Polarity RDY_A setting.
 878 * POLARITY_ACT: Polarity ACT setting.
 879 * POLARITY_GPIO_0: Polarity GPIO0 setting.
 880 * POLARITY_GPIO_1: Polarity GPIO1 setting.
 881 * POLARITY_GPIO_2: Polarity GPIO2 setting.
 882 * POLARITY_GPIO_3: Polarity GPIO3 setting.
 883 * POLARITY_GPIO_4: Polarity GPIO4 setting.
 884 * LED_MODE: Led mode.
 885 */
 886#define EEPROM_LED                      0x0030
 887#define EEPROM_LED_POLARITY_RDY_G       FIELD16(0x0001)
 888#define EEPROM_LED_POLARITY_RDY_A       FIELD16(0x0002)
 889#define EEPROM_LED_POLARITY_ACT         FIELD16(0x0004)
 890#define EEPROM_LED_POLARITY_GPIO_0      FIELD16(0x0008)
 891#define EEPROM_LED_POLARITY_GPIO_1      FIELD16(0x0010)
 892#define EEPROM_LED_POLARITY_GPIO_2      FIELD16(0x0020)
 893#define EEPROM_LED_POLARITY_GPIO_3      FIELD16(0x0040)
 894#define EEPROM_LED_POLARITY_GPIO_4      FIELD16(0x0080)
 895#define EEPROM_LED_LED_MODE             FIELD16(0x1f00)
 896
 897/*
 898 * EEPROM TXPOWER 802.11A
 899 */
 900#define EEPROM_TXPOWER_A_START          0x0031
 901#define EEPROM_TXPOWER_A_SIZE           12
 902#define EEPROM_TXPOWER_A_1              FIELD16(0x00ff)
 903#define EEPROM_TXPOWER_A_2              FIELD16(0xff00)
 904
 905/*
 906 * EEPROM RSSI offset 802.11BG
 907 */
 908#define EEPROM_RSSI_OFFSET_BG           0x004d
 909#define EEPROM_RSSI_OFFSET_BG_1         FIELD16(0x00ff)
 910#define EEPROM_RSSI_OFFSET_BG_2         FIELD16(0xff00)
 911
 912/*
 913 * EEPROM RSSI offset 802.11A
 914 */
 915#define EEPROM_RSSI_OFFSET_A            0x004e
 916#define EEPROM_RSSI_OFFSET_A_1          FIELD16(0x00ff)
 917#define EEPROM_RSSI_OFFSET_A_2          FIELD16(0xff00)
 918
 919/*
 920 * DMA descriptor defines.
 921 */
 922#define TXD_DESC_SIZE                   ( 6 * sizeof(__le32) )
 923#define TXINFO_SIZE                     ( 6 * sizeof(__le32) )
 924#define RXD_DESC_SIZE                   ( 6 * sizeof(__le32) )
 925
 926/*
 927 * TX descriptor format for TX, PRIO and Beacon Ring.
 928 */
 929
 930/*
 931 * Word0
 932 * BURST: Next frame belongs to same "burst" event.
 933 * TKIP_MIC: ASIC appends TKIP MIC if TKIP is used.
 934 * KEY_TABLE: Use per-client pairwise KEY table.
 935 * KEY_INDEX:
 936 * Key index (0~31) to the pairwise KEY table.
 937 * 0~3 to shared KEY table 0 (BSS0).
 938 * 4~7 to shared KEY table 1 (BSS1).
 939 * 8~11 to shared KEY table 2 (BSS2).
 940 * 12~15 to shared KEY table 3 (BSS3).
 941 * BURST2: For backward compatibility, set to same value as BURST.
 942 */
 943#define TXD_W0_BURST                    FIELD32(0x00000001)
 944#define TXD_W0_VALID                    FIELD32(0x00000002)
 945#define TXD_W0_MORE_FRAG                FIELD32(0x00000004)
 946#define TXD_W0_ACK                      FIELD32(0x00000008)
 947#define TXD_W0_TIMESTAMP                FIELD32(0x00000010)
 948#define TXD_W0_OFDM                     FIELD32(0x00000020)
 949#define TXD_W0_IFS                      FIELD32(0x00000040)
 950#define TXD_W0_RETRY_MODE               FIELD32(0x00000080)
 951#define TXD_W0_TKIP_MIC                 FIELD32(0x00000100)
 952#define TXD_W0_KEY_TABLE                FIELD32(0x00000200)
 953#define TXD_W0_KEY_INDEX                FIELD32(0x0000fc00)
 954#define TXD_W0_DATABYTE_COUNT           FIELD32(0x0fff0000)
 955#define TXD_W0_BURST2                   FIELD32(0x10000000)
 956#define TXD_W0_CIPHER_ALG               FIELD32(0xe0000000)
 957
 958/*
 959 * Word1
 960 * HOST_Q_ID: EDCA/HCCA queue ID.
 961 * HW_SEQUENCE: MAC overwrites the frame sequence number.
 962 * BUFFER_COUNT: Number of buffers in this TXD.
 963 */
 964#define TXD_W1_HOST_Q_ID                FIELD32(0x0000000f)
 965#define TXD_W1_AIFSN                    FIELD32(0x000000f0)
 966#define TXD_W1_CWMIN                    FIELD32(0x00000f00)
 967#define TXD_W1_CWMAX                    FIELD32(0x0000f000)
 968#define TXD_W1_IV_OFFSET                FIELD32(0x003f0000)
 969#define TXD_W1_HW_SEQUENCE              FIELD32(0x10000000)
 970#define TXD_W1_BUFFER_COUNT             FIELD32(0xe0000000)
 971
 972/*
 973 * Word2: PLCP information
 974 */
 975#define TXD_W2_PLCP_SIGNAL              FIELD32(0x000000ff)
 976#define TXD_W2_PLCP_SERVICE             FIELD32(0x0000ff00)
 977#define TXD_W2_PLCP_LENGTH_LOW          FIELD32(0x00ff0000)
 978#define TXD_W2_PLCP_LENGTH_HIGH         FIELD32(0xff000000)
 979
 980/*
 981 * Word3
 982 */
 983#define TXD_W3_IV                       FIELD32(0xffffffff)
 984
 985/*
 986 * Word4
 987 */
 988#define TXD_W4_EIV                      FIELD32(0xffffffff)
 989
 990/*
 991 * Word5
 992 * FRAME_OFFSET: Frame start offset inside ASIC TXFIFO (after TXINFO field).
 993 * PACKET_ID: Driver assigned packet ID to categorize TXResult in interrupt.
 994 * WAITING_DMA_DONE_INT: TXD been filled with data
 995 * and waiting for TxDoneISR housekeeping.
 996 */
 997#define TXD_W5_FRAME_OFFSET             FIELD32(0x000000ff)
 998#define TXD_W5_PACKET_ID                FIELD32(0x0000ff00)
 999#define TXD_W5_TX_POWER                 FIELD32(0x00ff0000)
1000#define TXD_W5_WAITING_DMA_DONE_INT     FIELD32(0x01000000)
1001
1002/*
1003 * RX descriptor format for RX Ring.
1004 */
1005
1006/*
1007 * Word0
1008 * CIPHER_ERROR: 1:ICV error, 2:MIC error, 3:invalid key.
1009 * KEY_INDEX: Decryption key actually used.
1010 */
1011#define RXD_W0_OWNER_NIC                FIELD32(0x00000001)
1012#define RXD_W0_DROP                     FIELD32(0x00000002)
1013#define RXD_W0_UNICAST_TO_ME            FIELD32(0x00000004)
1014#define RXD_W0_MULTICAST                FIELD32(0x00000008)
1015#define RXD_W0_BROADCAST                FIELD32(0x00000010)
1016#define RXD_W0_MY_BSS                   FIELD32(0x00000020)
1017#define RXD_W0_CRC_ERROR                FIELD32(0x00000040)
1018#define RXD_W0_OFDM                     FIELD32(0x00000080)
1019#define RXD_W0_CIPHER_ERROR             FIELD32(0x00000300)
1020#define RXD_W0_KEY_INDEX                FIELD32(0x0000fc00)
1021#define RXD_W0_DATABYTE_COUNT           FIELD32(0x0fff0000)
1022#define RXD_W0_CIPHER_ALG               FIELD32(0xe0000000)
1023
1024/*
1025 * WORD1
1026 * SIGNAL: RX raw data rate reported by BBP.
1027 * RSSI: RSSI reported by BBP.
1028 */
1029#define RXD_W1_SIGNAL                   FIELD32(0x000000ff)
1030#define RXD_W1_RSSI_AGC                 FIELD32(0x00001f00)
1031#define RXD_W1_RSSI_LNA                 FIELD32(0x00006000)
1032#define RXD_W1_FRAME_OFFSET             FIELD32(0x7f000000)
1033
1034/*
1035 * Word2
1036 * IV: Received IV of originally encrypted.
1037 */
1038#define RXD_W2_IV                       FIELD32(0xffffffff)
1039
1040/*
1041 * Word3
1042 * EIV: Received EIV of originally encrypted.
1043 */
1044#define RXD_W3_EIV                      FIELD32(0xffffffff)
1045
1046/*
1047 * Word4
1048 * ICV: Received ICV of originally encrypted.
1049 * NOTE: This is a guess, the official definition is "reserved"
1050 */
1051#define RXD_W4_ICV                      FIELD32(0xffffffff)
1052
1053/*
1054 * the above 20-byte is called RXINFO and will be DMAed to MAC RX block
1055 * and passed to the HOST driver.
1056 * The following fields are for DMA block and HOST usage only.
1057 * Can't be touched by ASIC MAC block.
1058 */
1059
1060/*
1061 * Word5
1062 */
1063#define RXD_W5_RESERVED                 FIELD32(0xffffffff)
1064
1065/*
1066 * Macros for converting txpower from EEPROM to mac80211 value
1067 * and from mac80211 value to register value.
1068 */
1069#define MIN_TXPOWER     0
1070#define MAX_TXPOWER     31
1071#define DEFAULT_TXPOWER 24
1072
1073#define TXPOWER_FROM_DEV(__txpower) \
1074        (((u8)(__txpower)) > MAX_TXPOWER) ? DEFAULT_TXPOWER : (__txpower)
1075
1076#define TXPOWER_TO_DEV(__txpower) \
1077        clamp_t(char, __txpower, MIN_TXPOWER, MAX_TXPOWER)
1078
1079#endif /* RT73USB_H */
1080