linux/drivers/net/wireless/wl1251/reg.h
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   1/*
   2 * This file is part of wl12xx
   3 *
   4 * Copyright (c) 1998-2007 Texas Instruments Incorporated
   5 * Copyright (C) 2008 Nokia Corporation
   6 *
   7 * This program is free software; you can redistribute it and/or
   8 * modify it under the terms of the GNU General Public License
   9 * version 2 as published by the Free Software Foundation.
  10 *
  11 * This program is distributed in the hope that it will be useful, but
  12 * WITHOUT ANY WARRANTY; without even the implied warranty of
  13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14 * General Public License for more details.
  15 *
  16 * You should have received a copy of the GNU General Public License
  17 * along with this program; if not, write to the Free Software
  18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
  19 * 02110-1301 USA
  20 *
  21 */
  22
  23#ifndef __REG_H__
  24#define __REG_H__
  25
  26#include <linux/bitops.h>
  27
  28#define REGISTERS_BASE 0x00300000
  29#define DRPW_BASE      0x00310000
  30
  31#define REGISTERS_DOWN_SIZE 0x00008800
  32#define REGISTERS_WORK_SIZE 0x0000b000
  33
  34#define HW_ACCESS_ELP_CTRL_REG_ADDR         0x1FFFC
  35
  36/* ELP register commands */
  37#define ELPCTRL_WAKE_UP             0x1
  38#define ELPCTRL_WAKE_UP_WLAN_READY  0x5
  39#define ELPCTRL_SLEEP               0x0
  40/* ELP WLAN_READY bit */
  41#define ELPCTRL_WLAN_READY          0x2
  42
  43/* Device Configuration registers*/
  44#define SOR_CFG                        (REGISTERS_BASE + 0x0800)
  45#define ECPU_CTRL                      (REGISTERS_BASE + 0x0804)
  46#define HI_CFG                         (REGISTERS_BASE + 0x0808)
  47
  48/* EEPROM registers */
  49#define EE_START                       (REGISTERS_BASE + 0x080C)
  50#define EE_CTL                         (REGISTERS_BASE + 0x2000)
  51#define EE_DATA                        (REGISTERS_BASE + 0x2004)
  52#define EE_ADDR                        (REGISTERS_BASE + 0x2008)
  53
  54#define EE_CTL_READ                   2
  55
  56#define CHIP_ID_B                      (REGISTERS_BASE + 0x5674)
  57
  58#define CHIP_ID_1251_PG10                  (0x7010101)
  59#define CHIP_ID_1251_PG11                  (0x7020101)
  60#define CHIP_ID_1251_PG12                  (0x7030101)
  61
  62#define ENABLE                         (REGISTERS_BASE + 0x5450)
  63
  64/* Power Management registers */
  65#define ELP_CFG_MODE                   (REGISTERS_BASE + 0x5804)
  66#define ELP_CMD                        (REGISTERS_BASE + 0x5808)
  67#define PLL_CAL_TIME                   (REGISTERS_BASE + 0x5810)
  68#define CLK_REQ_TIME                   (REGISTERS_BASE + 0x5814)
  69#define CLK_BUF_TIME                   (REGISTERS_BASE + 0x5818)
  70
  71#define CFG_PLL_SYNC_CNT               (REGISTERS_BASE + 0x5820)
  72
  73/* Scratch Pad registers*/
  74#define SCR_PAD0                       (REGISTERS_BASE + 0x5608)
  75#define SCR_PAD1                       (REGISTERS_BASE + 0x560C)
  76#define SCR_PAD2                       (REGISTERS_BASE + 0x5610)
  77#define SCR_PAD3                       (REGISTERS_BASE + 0x5614)
  78#define SCR_PAD4                       (REGISTERS_BASE + 0x5618)
  79#define SCR_PAD4_SET                   (REGISTERS_BASE + 0x561C)
  80#define SCR_PAD4_CLR                   (REGISTERS_BASE + 0x5620)
  81#define SCR_PAD5                       (REGISTERS_BASE + 0x5624)
  82#define SCR_PAD5_SET                   (REGISTERS_BASE + 0x5628)
  83#define SCR_PAD5_CLR                   (REGISTERS_BASE + 0x562C)
  84#define SCR_PAD6                       (REGISTERS_BASE + 0x5630)
  85#define SCR_PAD7                       (REGISTERS_BASE + 0x5634)
  86#define SCR_PAD8                       (REGISTERS_BASE + 0x5638)
  87#define SCR_PAD9                       (REGISTERS_BASE + 0x563C)
  88
  89/* Spare registers*/
  90#define SPARE_A1                       (REGISTERS_BASE + 0x0994)
  91#define SPARE_A2                       (REGISTERS_BASE + 0x0998)
  92#define SPARE_A3                       (REGISTERS_BASE + 0x099C)
  93#define SPARE_A4                       (REGISTERS_BASE + 0x09A0)
  94#define SPARE_A5                       (REGISTERS_BASE + 0x09A4)
  95#define SPARE_A6                       (REGISTERS_BASE + 0x09A8)
  96#define SPARE_A7                       (REGISTERS_BASE + 0x09AC)
  97#define SPARE_A8                       (REGISTERS_BASE + 0x09B0)
  98#define SPARE_B1                       (REGISTERS_BASE + 0x5420)
  99#define SPARE_B2                       (REGISTERS_BASE + 0x5424)
 100#define SPARE_B3                       (REGISTERS_BASE + 0x5428)
 101#define SPARE_B4                       (REGISTERS_BASE + 0x542C)
 102#define SPARE_B5                       (REGISTERS_BASE + 0x5430)
 103#define SPARE_B6                       (REGISTERS_BASE + 0x5434)
 104#define SPARE_B7                       (REGISTERS_BASE + 0x5438)
 105#define SPARE_B8                       (REGISTERS_BASE + 0x543C)
 106
 107enum wl12xx_acx_int_reg {
 108        ACX_REG_INTERRUPT_TRIG,
 109        ACX_REG_INTERRUPT_TRIG_H,
 110
 111/*=============================================
 112  Host Interrupt Mask Register - 32bit (RW)
 113  ------------------------------------------
 114  Setting a bit in this register masks the
 115  corresponding interrupt to the host.
 116  0 - RX0               - Rx first dubble buffer Data Interrupt
 117  1 - TXD               - Tx Data Interrupt
 118  2 - TXXFR             - Tx Transfer Interrupt
 119  3 - RX1               - Rx second dubble buffer Data Interrupt
 120  4 - RXXFR             - Rx Transfer Interrupt
 121  5 - EVENT_A   - Event Mailbox interrupt
 122  6 - EVENT_B   - Event Mailbox interrupt
 123  7 - WNONHST   - Wake On Host Interrupt
 124  8 - TRACE_A   - Debug Trace interrupt
 125  9 - TRACE_B   - Debug Trace interrupt
 126 10 - CDCMP             - Command Complete Interrupt
 127 11 -
 128 12 -
 129 13 -
 130 14 - ICOMP             - Initialization Complete Interrupt
 131 16 - SG SE             - Soft Gemini - Sense enable interrupt
 132 17 - SG SD             - Soft Gemini - Sense disable interrupt
 133 18 -                   -
 134 19 -                   -
 135 20 -                   -
 136 21-                    -
 137 Default: 0x0001
 138*==============================================*/
 139        ACX_REG_INTERRUPT_MASK,
 140
 141/*=============================================
 142  Host Interrupt Mask Set 16bit, (Write only)
 143  ------------------------------------------
 144 Setting a bit in this register sets
 145 the corresponding bin in ACX_HINT_MASK register
 146 without effecting the mask
 147 state of other bits (0 = no effect).
 148==============================================*/
 149        ACX_REG_HINT_MASK_SET,
 150
 151/*=============================================
 152  Host Interrupt Mask Clear 16bit,(Write only)
 153  ------------------------------------------
 154 Setting a bit in this register clears
 155 the corresponding bin in ACX_HINT_MASK register
 156 without effecting the mask
 157 state of other bits (0 = no effect).
 158=============================================*/
 159        ACX_REG_HINT_MASK_CLR,
 160
 161/*=============================================
 162  Host Interrupt Status Nondestructive Read
 163  16bit,(Read only)
 164  ------------------------------------------
 165 The host can read this register to determine
 166 which interrupts are active.
 167 Reading this register doesn't
 168 effect its content.
 169=============================================*/
 170        ACX_REG_INTERRUPT_NO_CLEAR,
 171
 172/*=============================================
 173  Host Interrupt Status Clear on Read  Register
 174  16bit,(Read only)
 175  ------------------------------------------
 176 The host can read this register to determine
 177 which interrupts are active.
 178 Reading this register clears it,
 179 thus making all interrupts inactive.
 180==============================================*/
 181        ACX_REG_INTERRUPT_CLEAR,
 182
 183/*=============================================
 184  Host Interrupt Acknowledge Register
 185  16bit,(Write only)
 186  ------------------------------------------
 187 The host can set individual bits in this
 188 register to clear (acknowledge) the corresp.
 189 interrupt status bits in the HINT_STS_CLR and
 190 HINT_STS_ND registers, thus making the
 191 assotiated interrupt inactive. (0-no effect)
 192==============================================*/
 193        ACX_REG_INTERRUPT_ACK,
 194
 195/*===============================================
 196   Host Software Reset - 32bit RW
 197 ------------------------------------------
 198    [31:1] Reserved
 199    0  SOFT_RESET Soft Reset  - When this bit is set,
 200    it holds the Wlan hardware in a soft reset state.
 201    This reset disables all MAC and baseband processor
 202    clocks except the CardBus/PCI interface clock.
 203    It also initializes all MAC state machines except
 204    the host interface. It does not reload the
 205    contents of the EEPROM. When this bit is cleared
 206    (not self-clearing), the Wlan hardware
 207    exits the software reset state.
 208===============================================*/
 209        ACX_REG_SLV_SOFT_RESET,
 210
 211/*===============================================
 212 EEPROM Burst Read Start  - 32bit RW
 213 ------------------------------------------
 214 [31:1] Reserved
 215 0  ACX_EE_START -  EEPROM Burst Read Start 0
 216 Setting this bit starts a burst read from
 217 the external EEPROM.
 218 If this bit is set (after reset) before an EEPROM read/write,
 219 the burst read starts at EEPROM address 0.
 220 Otherwise, it starts at the address
 221 following the address of the previous access.
 222 TheWlan hardware hardware clears this bit automatically.
 223
 224 Default: 0x00000000
 225*================================================*/
 226        ACX_REG_EE_START,
 227
 228/* Embedded ARM CPU Control */
 229
 230/*===============================================
 231 Halt eCPU   - 32bit RW
 232 ------------------------------------------
 233 0 HALT_ECPU Halt Embedded CPU - This bit is the
 234 compliment of bit 1 (MDATA2) in the SOR_CFG register.
 235 During a hardware reset, this bit holds
 236 the inverse of MDATA2.
 237 When downloading firmware from the host,
 238 set this bit (pull down MDATA2).
 239 The host clears this bit after downloading the firmware into
 240 zero-wait-state SSRAM.
 241 When loading firmware from Flash, clear this bit (pull up MDATA2)
 242 so that the eCPU can run the bootloader code in Flash
 243 HALT_ECPU eCPU State
 244 --------------------
 245 1 halt eCPU
 246 0 enable eCPU
 247 ===============================================*/
 248        ACX_REG_ECPU_CONTROL,
 249
 250        ACX_REG_TABLE_LEN
 251};
 252
 253#define ACX_SLV_SOFT_RESET_BIT   BIT(0)
 254#define ACX_REG_EEPROM_START_BIT BIT(0)
 255
 256/* Command/Information Mailbox Pointers */
 257
 258/*===============================================
 259  Command Mailbox Pointer - 32bit RW
 260 ------------------------------------------
 261 This register holds the start address of
 262 the command mailbox located in the Wlan hardware memory.
 263 The host must read this pointer after a reset to
 264 find the location of the command mailbox.
 265 The Wlan hardware initializes the command mailbox
 266 pointer with the default address of the command mailbox.
 267 The command mailbox pointer is not valid until after
 268 the host receives the Init Complete interrupt from
 269 the Wlan hardware.
 270 ===============================================*/
 271#define REG_COMMAND_MAILBOX_PTR                         (SCR_PAD0)
 272
 273/*===============================================
 274  Information Mailbox Pointer - 32bit RW
 275 ------------------------------------------
 276 This register holds the start address of
 277 the information mailbox located in the Wlan hardware memory.
 278 The host must read this pointer after a reset to find
 279 the location of the information mailbox.
 280 The Wlan hardware initializes the information mailbox pointer
 281 with the default address of the information mailbox.
 282 The information mailbox pointer is not valid
 283 until after the host receives the Init Complete interrupt from
 284 the Wlan hardware.
 285 ===============================================*/
 286#define REG_EVENT_MAILBOX_PTR                           (SCR_PAD1)
 287
 288
 289/* Misc */
 290
 291#define REG_ENABLE_TX_RX                                (ENABLE)
 292/*
 293 * Rx configuration (filter) information element
 294 * ---------------------------------------------
 295 */
 296#define REG_RX_CONFIG                           (RX_CFG)
 297#define REG_RX_FILTER                           (RX_FILTER_CFG)
 298
 299
 300#define RX_CFG_ENABLE_PHY_HEADER_PLCP    0x0002
 301
 302/* promiscuous - receives all valid frames */
 303#define RX_CFG_PROMISCUOUS               0x0008
 304
 305/* receives frames from any BSSID */
 306#define RX_CFG_BSSID                     0x0020
 307
 308/* receives frames destined to any MAC address */
 309#define RX_CFG_MAC                       0x0010
 310
 311#define RX_CFG_ENABLE_ONLY_MY_DEST_MAC   0x0010
 312#define RX_CFG_ENABLE_ANY_DEST_MAC       0x0000
 313#define RX_CFG_ENABLE_ONLY_MY_BSSID      0x0020
 314#define RX_CFG_ENABLE_ANY_BSSID          0x0000
 315
 316/* discards all broadcast frames */
 317#define RX_CFG_DISABLE_BCAST             0x0200
 318
 319#define RX_CFG_ENABLE_ONLY_MY_SSID       0x0400
 320#define RX_CFG_ENABLE_RX_CMPLT_FCS_ERROR 0x0800
 321#define RX_CFG_COPY_RX_STATUS            0x2000
 322#define RX_CFG_TSF                       0x10000
 323
 324#define RX_CONFIG_OPTION_ANY_DST_MY_BSS  (RX_CFG_ENABLE_ANY_DEST_MAC | \
 325                                          RX_CFG_ENABLE_ONLY_MY_BSSID)
 326
 327#define RX_CONFIG_OPTION_MY_DST_ANY_BSS  (RX_CFG_ENABLE_ONLY_MY_DEST_MAC\
 328                                          | RX_CFG_ENABLE_ANY_BSSID)
 329
 330#define RX_CONFIG_OPTION_ANY_DST_ANY_BSS (RX_CFG_ENABLE_ANY_DEST_MAC | \
 331                                          RX_CFG_ENABLE_ANY_BSSID)
 332
 333#define RX_CONFIG_OPTION_MY_DST_MY_BSS   (RX_CFG_ENABLE_ONLY_MY_DEST_MAC\
 334                                          | RX_CFG_ENABLE_ONLY_MY_BSSID)
 335
 336#define RX_CONFIG_OPTION_FOR_SCAN  (RX_CFG_ENABLE_PHY_HEADER_PLCP \
 337                                    | RX_CFG_ENABLE_RX_CMPLT_FCS_ERROR \
 338                                    | RX_CFG_COPY_RX_STATUS | RX_CFG_TSF)
 339
 340#define RX_CONFIG_OPTION_FOR_MEASUREMENT (RX_CFG_ENABLE_ANY_DEST_MAC)
 341
 342#define RX_CONFIG_OPTION_FOR_JOIN        (RX_CFG_ENABLE_ONLY_MY_BSSID | \
 343                                          RX_CFG_ENABLE_ONLY_MY_DEST_MAC)
 344
 345#define RX_CONFIG_OPTION_FOR_IBSS_JOIN   (RX_CFG_ENABLE_ONLY_MY_SSID | \
 346                                          RX_CFG_ENABLE_ONLY_MY_DEST_MAC)
 347
 348#define RX_FILTER_OPTION_DEF          (CFG_RX_MGMT_EN | CFG_RX_DATA_EN\
 349                                       | CFG_RX_CTL_EN | CFG_RX_BCN_EN\
 350                                       | CFG_RX_AUTH_EN | CFG_RX_ASSOC_EN)
 351
 352#define RX_FILTER_OPTION_FILTER_ALL      0
 353
 354#define RX_FILTER_OPTION_DEF_PRSP_BCN  (CFG_RX_PRSP_EN | CFG_RX_MGMT_EN\
 355                                        | CFG_RX_RCTS_ACK | CFG_RX_BCN_EN)
 356
 357#define RX_FILTER_OPTION_JOIN        (CFG_RX_MGMT_EN | CFG_RX_DATA_EN\
 358                                      | CFG_RX_BCN_EN | CFG_RX_AUTH_EN\
 359                                      | CFG_RX_ASSOC_EN | CFG_RX_RCTS_ACK\
 360                                      | CFG_RX_PRSP_EN)
 361
 362
 363/*===============================================
 364 EEPROM Read/Write Request 32bit RW
 365 ------------------------------------------
 366 1 EE_READ - EEPROM Read Request 1 - Setting this bit
 367 loads a single byte of data into the EE_DATA
 368 register from the EEPROM location specified in
 369 the EE_ADDR register.
 370 The Wlan hardware hardware clears this bit automatically.
 371 EE_DATA is valid when this bit is cleared.
 372
 373 0 EE_WRITE  - EEPROM Write Request  - Setting this bit
 374 writes a single byte of data from the EE_DATA register into the
 375 EEPROM location specified in the EE_ADDR register.
 376 The Wlan hardware hardware clears this bit automatically.
 377*===============================================*/
 378#define EE_CTL                              (REGISTERS_BASE + 0x2000)
 379#define ACX_EE_CTL_REG                      EE_CTL
 380#define EE_WRITE                            0x00000001ul
 381#define EE_READ                             0x00000002ul
 382
 383/*===============================================
 384  EEPROM Address  - 32bit RW
 385  ------------------------------------------
 386  This register specifies the address
 387  within the EEPROM from/to which to read/write data.
 388  ===============================================*/
 389#define EE_ADDR                             (REGISTERS_BASE + 0x2008)
 390#define ACX_EE_ADDR_REG                     EE_ADDR
 391
 392/*===============================================
 393  EEPROM Data  - 32bit RW
 394  ------------------------------------------
 395  This register either holds the read 8 bits of
 396  data from the EEPROM or the write data
 397  to be written to the EEPROM.
 398  ===============================================*/
 399#define EE_DATA                             (REGISTERS_BASE + 0x2004)
 400#define ACX_EE_DATA_REG                     EE_DATA
 401
 402#define EEPROM_ACCESS_TO                    10000   /* timeout counter */
 403#define START_EEPROM_MGR                    0x00000001
 404
 405/*===============================================
 406  EEPROM Base Address  - 32bit RW
 407  ------------------------------------------
 408  This register holds the upper nine bits
 409  [23:15] of the 24-bit Wlan hardware memory
 410  address for burst reads from EEPROM accesses.
 411  The EEPROM provides the lower 15 bits of this address.
 412  The MSB of the address from the EEPROM is ignored.
 413  ===============================================*/
 414#define ACX_EE_CFG                          EE_CFG
 415
 416/*===============================================
 417  GPIO Output Values  -32bit, RW
 418  ------------------------------------------
 419  [31:16]  Reserved
 420  [15: 0]  Specify the output values (at the output driver inputs) for
 421  GPIO[15:0], respectively.
 422  ===============================================*/
 423#define ACX_GPIO_OUT_REG            GPIO_OUT
 424#define ACX_MAX_GPIO_LINES          15
 425
 426/*===============================================
 427  Contention window  -32bit, RW
 428  ------------------------------------------
 429  [31:26]  Reserved
 430  [25:16]  Max (0x3ff)
 431  [15:07]  Reserved
 432  [06:00]  Current contention window value - default is 0x1F
 433  ===============================================*/
 434#define ACX_CONT_WIND_CFG_REG    CONT_WIND_CFG
 435#define ACX_CONT_WIND_MIN_MASK   0x0000007f
 436#define ACX_CONT_WIND_MAX        0x03ff0000
 437
 438/*===============================================
 439  HI_CFG Interface Configuration Register Values
 440  ------------------------------------------
 441  ===============================================*/
 442#define HI_CFG_UART_ENABLE          0x00000004
 443#define HI_CFG_RST232_ENABLE        0x00000008
 444#define HI_CFG_CLOCK_REQ_SELECT     0x00000010
 445#define HI_CFG_HOST_INT_ENABLE      0x00000020
 446#define HI_CFG_VLYNQ_OUTPUT_ENABLE  0x00000040
 447#define HI_CFG_HOST_INT_ACTIVE_LOW  0x00000080
 448#define HI_CFG_UART_TX_OUT_GPIO_15  0x00000100
 449#define HI_CFG_UART_TX_OUT_GPIO_14  0x00000200
 450#define HI_CFG_UART_TX_OUT_GPIO_7   0x00000400
 451
 452/*
 453 * NOTE: USE_ACTIVE_HIGH compilation flag should be defined in makefile
 454 *       for platforms using active high interrupt level
 455 */
 456#ifdef USE_ACTIVE_HIGH
 457#define HI_CFG_DEF_VAL              \
 458        (HI_CFG_UART_ENABLE |        \
 459        HI_CFG_RST232_ENABLE |      \
 460        HI_CFG_CLOCK_REQ_SELECT |   \
 461        HI_CFG_HOST_INT_ENABLE)
 462#else
 463#define HI_CFG_DEF_VAL              \
 464        (HI_CFG_UART_ENABLE |        \
 465        HI_CFG_RST232_ENABLE |      \
 466        HI_CFG_CLOCK_REQ_SELECT |   \
 467        HI_CFG_HOST_INT_ENABLE)
 468
 469#endif
 470
 471#define REF_FREQ_19_2                       0
 472#define REF_FREQ_26_0                       1
 473#define REF_FREQ_38_4                       2
 474#define REF_FREQ_40_0                       3
 475#define REF_FREQ_33_6                       4
 476#define REF_FREQ_NUM                        5
 477
 478#define LUT_PARAM_INTEGER_DIVIDER           0
 479#define LUT_PARAM_FRACTIONAL_DIVIDER        1
 480#define LUT_PARAM_ATTN_BB                   2
 481#define LUT_PARAM_ALPHA_BB                  3
 482#define LUT_PARAM_STOP_TIME_BB              4
 483#define LUT_PARAM_BB_PLL_LOOP_FILTER        5
 484#define LUT_PARAM_NUM                       6
 485
 486#define ACX_EEPROMLESS_IND_REG              (SCR_PAD4)
 487#define USE_EEPROM                          0
 488#define SOFT_RESET_MAX_TIME                 1000000
 489#define SOFT_RESET_STALL_TIME               1000
 490#define NVS_DATA_BUNDARY_ALIGNMENT          4
 491
 492
 493/* Firmware image load chunk size */
 494#define CHUNK_SIZE          512
 495
 496/* Firmware image header size */
 497#define FW_HDR_SIZE 8
 498
 499#define ECPU_CONTROL_HALT                                       0x00000101
 500
 501
 502/******************************************************************************
 503
 504    CHANNELS, BAND & REG DOMAINS definitions
 505
 506******************************************************************************/
 507
 508
 509enum {
 510        RADIO_BAND_2_4GHZ = 0,  /* 2.4 Ghz band */
 511        RADIO_BAND_5GHZ = 1,    /* 5 Ghz band */
 512        RADIO_BAND_JAPAN_4_9_GHZ = 2,
 513        DEFAULT_BAND = RADIO_BAND_2_4GHZ,
 514        INVALID_BAND = 0xFE,
 515        MAX_RADIO_BANDS = 0xFF
 516};
 517
 518enum {
 519        NO_RATE      = 0,
 520        RATE_1MBPS   = 0x0A,
 521        RATE_2MBPS   = 0x14,
 522        RATE_5_5MBPS = 0x37,
 523        RATE_6MBPS   = 0x0B,
 524        RATE_9MBPS   = 0x0F,
 525        RATE_11MBPS  = 0x6E,
 526        RATE_12MBPS  = 0x0A,
 527        RATE_18MBPS  = 0x0E,
 528        RATE_22MBPS  = 0xDC,
 529        RATE_24MBPS  = 0x09,
 530        RATE_36MBPS  = 0x0D,
 531        RATE_48MBPS  = 0x08,
 532        RATE_54MBPS  = 0x0C
 533};
 534
 535enum {
 536        RATE_INDEX_1MBPS   =  0,
 537        RATE_INDEX_2MBPS   =  1,
 538        RATE_INDEX_5_5MBPS =  2,
 539        RATE_INDEX_6MBPS   =  3,
 540        RATE_INDEX_9MBPS   =  4,
 541        RATE_INDEX_11MBPS  =  5,
 542        RATE_INDEX_12MBPS  =  6,
 543        RATE_INDEX_18MBPS  =  7,
 544        RATE_INDEX_22MBPS  =  8,
 545        RATE_INDEX_24MBPS  =  9,
 546        RATE_INDEX_36MBPS  =  10,
 547        RATE_INDEX_48MBPS  =  11,
 548        RATE_INDEX_54MBPS  =  12,
 549        RATE_INDEX_MAX     =  RATE_INDEX_54MBPS,
 550        MAX_RATE_INDEX,
 551        INVALID_RATE_INDEX = MAX_RATE_INDEX,
 552        RATE_INDEX_ENUM_MAX_SIZE = 0x7FFFFFFF
 553};
 554
 555enum {
 556        RATE_MASK_1MBPS = 0x1,
 557        RATE_MASK_2MBPS = 0x2,
 558        RATE_MASK_5_5MBPS = 0x4,
 559        RATE_MASK_11MBPS = 0x20,
 560};
 561
 562#define SHORT_PREAMBLE_BIT   BIT(0) /* CCK or Barker depending on the rate */
 563#define OFDM_RATE_BIT        BIT(6)
 564#define PBCC_RATE_BIT        BIT(7)
 565
 566enum {
 567        CCK_LONG = 0,
 568        CCK_SHORT = SHORT_PREAMBLE_BIT,
 569        PBCC_LONG = PBCC_RATE_BIT,
 570        PBCC_SHORT = PBCC_RATE_BIT | SHORT_PREAMBLE_BIT,
 571        OFDM = OFDM_RATE_BIT
 572};
 573
 574/******************************************************************************
 575
 576Transmit-Descriptor RATE-SET field definitions...
 577
 578Define a new "Rate-Set" for TX path that incorporates the
 579Rate & Modulation info into a single 16-bit field.
 580
 581TxdRateSet_t:
 582b15   - Indicates Preamble type (1=SHORT, 0=LONG).
 583        Notes:
 584        Must be LONG (0) for 1Mbps rate.
 585        Does not apply (set to 0) for RevG-OFDM rates.
 586b14   - Indicates PBCC encoding (1=PBCC, 0=not).
 587        Notes:
 588        Does not apply (set to 0) for rates 1 and 2 Mbps.
 589        Does not apply (set to 0) for RevG-OFDM rates.
 590b13    - Unused (set to 0).
 591b12-b0 - Supported Rate indicator bits as defined below.
 592
 593******************************************************************************/
 594
 595
 596/*************************************************************************
 597
 598    Interrupt Trigger Register (Host -> WiLink)
 599
 600**************************************************************************/
 601
 602/* Hardware to Embedded CPU Interrupts - first 32-bit register set */
 603
 604/*
 605 * Host Command Interrupt. Setting this bit masks
 606 * the interrupt that the host issues to inform
 607 * the FW that it has sent a command
 608 * to the Wlan hardware Command Mailbox.
 609 */
 610#define INTR_TRIG_CMD       BIT(0)
 611
 612/*
 613 * Host Event Acknowlegde Interrupt. The host
 614 * sets this bit to acknowledge that it received
 615 * the unsolicited information from the event
 616 * mailbox.
 617 */
 618#define INTR_TRIG_EVENT_ACK BIT(1)
 619
 620/*
 621 * The host sets this bit to inform the Wlan
 622 * FW that a TX packet is in the XFER
 623 * Buffer #0.
 624 */
 625#define INTR_TRIG_TX_PROC0 BIT(2)
 626
 627/*
 628 * The host sets this bit to inform the FW
 629 * that it read a packet from RX XFER
 630 * Buffer #0.
 631 */
 632#define INTR_TRIG_RX_PROC0 BIT(3)
 633
 634#define INTR_TRIG_DEBUG_ACK BIT(4)
 635
 636#define INTR_TRIG_STATE_CHANGED BIT(5)
 637
 638
 639/* Hardware to Embedded CPU Interrupts - second 32-bit register set */
 640
 641/*
 642 * The host sets this bit to inform the FW
 643 * that it read a packet from RX XFER
 644 * Buffer #1.
 645 */
 646#define INTR_TRIG_RX_PROC1 BIT(17)
 647
 648/*
 649 * The host sets this bit to inform the Wlan
 650 * hardware that a TX packet is in the XFER
 651 * Buffer #1.
 652 */
 653#define INTR_TRIG_TX_PROC1 BIT(18)
 654
 655#endif
 656