root/drivers/net/wireless/ath/ath5k/reg.h

INCLUDED FROM

   1 /*
   2  * Copyright (c) 2006-2008 Nick Kossifidis <mickflemm@gmail.com>
   3  * Copyright (c) 2004-2008 Reyk Floeter <reyk@openbsd.org>
   4  * Copyright (c) 2007-2008 Michael Taylor <mike.taylor@apprion.com>
   5  *
   6  * Permission to use, copy, modify, and distribute this software for any
   7  * purpose with or without fee is hereby granted, provided that the above
   8  * copyright notice and this permission notice appear in all copies.
   9  *
  10  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
  11  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
  12  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
  13  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
  14  * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
  15  * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
  16  * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
  17  *
  18  */
  19 
  20 /*
  21  * Register values for Atheros 5210/5211/5212 cards from OpenBSD's ar5k
  22  * maintained by Reyk Floeter
  23  *
  24  * I tried to document those registers by looking at ar5k code, some
  25  * 802.11 (802.11e mostly) papers and by reading various public available
  26  * Atheros presentations and papers like these:
  27  *
  28  * 5210 - http://nova.stanford.edu/~bbaas/ps/isscc2002_slides.pdf
  29  *
  30  * 5211 - http://www.hotchips.org/archives/hc14/3_Tue/16_mcfarland.pdf
  31  *
  32  * This file also contains register values found on a memory dump of
  33  * Atheros's ART program (Atheros Radio Test), on ath9k, on legacy-hal
  34  * released by Atheros and on various debug messages found on the net.
  35  */
  36 
  37 #include "../reg.h"
  38 
  39 /*====MAC DMA REGISTERS====*/
  40 
  41 /*
  42  * AR5210-Specific TXDP registers
  43  * 5210 has only 2 transmit queues so no DCU/QCU, just
  44  * 2 transmit descriptor pointers...
  45  */
  46 #define AR5K_NOQCU_TXDP0        0x0000          /* Queue 0 - data */
  47 #define AR5K_NOQCU_TXDP1        0x0004          /* Queue 1 - beacons */
  48 
  49 /*
  50  * Mac Control Register
  51  */
  52 #define AR5K_CR         0x0008                  /* Register Address */
  53 #define AR5K_CR_TXE0    0x00000001      /* TX Enable for queue 0 on 5210 */
  54 #define AR5K_CR_TXE1    0x00000002      /* TX Enable for queue 1 on 5210 */
  55 #define AR5K_CR_RXE     0x00000004      /* RX Enable */
  56 #define AR5K_CR_TXD0    0x00000008      /* TX Disable for queue 0 on 5210 */
  57 #define AR5K_CR_TXD1    0x00000010      /* TX Disable for queue 1 on 5210 */
  58 #define AR5K_CR_RXD     0x00000020      /* RX Disable */
  59 #define AR5K_CR_SWI     0x00000040      /* Software Interrupt */
  60 
  61 /*
  62  * RX Descriptor Pointer register
  63  */
  64 #define AR5K_RXDP       0x000c
  65 
  66 /*
  67  * Configuration and status register
  68  */
  69 #define AR5K_CFG                0x0014                  /* Register Address */
  70 #define AR5K_CFG_SWTD           0x00000001      /* Byte-swap TX descriptor (for big endian archs) */
  71 #define AR5K_CFG_SWTB           0x00000002      /* Byte-swap TX buffer */
  72 #define AR5K_CFG_SWRD           0x00000004      /* Byte-swap RX descriptor */
  73 #define AR5K_CFG_SWRB           0x00000008      /* Byte-swap RX buffer */
  74 #define AR5K_CFG_SWRG           0x00000010      /* Byte-swap Register access */
  75 #define AR5K_CFG_IBSS           0x00000020      /* 0-BSS, 1-IBSS [5211+] */
  76 #define AR5K_CFG_PHY_OK         0x00000100      /* [5211+] */
  77 #define AR5K_CFG_EEBS           0x00000200      /* EEPROM is busy */
  78 #define AR5K_CFG_CLKGD          0x00000400      /* Clock gated (Disable dynamic clock) */
  79 #define AR5K_CFG_TXCNT          0x00007800      /* Tx frame count (?) [5210] */
  80 #define AR5K_CFG_TXCNT_S        11
  81 #define AR5K_CFG_TXFSTAT        0x00008000      /* Tx frame status (?) [5210] */
  82 #define AR5K_CFG_TXFSTRT        0x00010000      /* [5210] */
  83 #define AR5K_CFG_PCI_THRES      0x00060000      /* PCI Master req q threshold [5211+] */
  84 #define AR5K_CFG_PCI_THRES_S    17
  85 
  86 /*
  87  * Interrupt enable register
  88  */
  89 #define AR5K_IER                0x0024          /* Register Address */
  90 #define AR5K_IER_DISABLE        0x00000000      /* Disable card interrupts */
  91 #define AR5K_IER_ENABLE         0x00000001      /* Enable card interrupts */
  92 
  93 
  94 /*
  95  * 0x0028 is Beacon Control Register on 5210
  96  * and first RTS duration register on 5211
  97  */
  98 
  99 /*
 100  * Beacon control register [5210]
 101  */
 102 #define AR5K_BCR                0x0028          /* Register Address */
 103 #define AR5K_BCR_AP             0x00000000      /* AP mode */
 104 #define AR5K_BCR_ADHOC          0x00000001      /* Ad-Hoc mode */
 105 #define AR5K_BCR_BDMAE          0x00000002      /* DMA enable */
 106 #define AR5K_BCR_TQ1FV          0x00000004      /* Use Queue1 for CAB traffic */
 107 #define AR5K_BCR_TQ1V           0x00000008      /* Use Queue1 for Beacon traffic */
 108 #define AR5K_BCR_BCGET          0x00000010
 109 
 110 /*
 111  * First RTS duration register [5211]
 112  */
 113 #define AR5K_RTSD0              0x0028          /* Register Address */
 114 #define AR5K_RTSD0_6            0x000000ff      /* 6Mb RTS duration mask (?) */
 115 #define AR5K_RTSD0_6_S          0               /* 6Mb RTS duration shift (?) */
 116 #define AR5K_RTSD0_9            0x0000ff00      /* 9Mb*/
 117 #define AR5K_RTSD0_9_S          8
 118 #define AR5K_RTSD0_12           0x00ff0000      /* 12Mb*/
 119 #define AR5K_RTSD0_12_S         16
 120 #define AR5K_RTSD0_18           0xff000000      /* 16Mb*/
 121 #define AR5K_RTSD0_18_S         24
 122 
 123 
 124 /*
 125  * 0x002c is Beacon Status Register on 5210
 126  * and second RTS duration register on 5211
 127  */
 128 
 129 /*
 130  * Beacon status register [5210]
 131  *
 132  * As i can see in ar5k_ar5210_tx_start Reyk uses some of the values of BCR
 133  * for this register, so i guess TQ1V,TQ1FV and BDMAE have the same meaning
 134  * here and SNP/SNAP means "snapshot" (so this register gets synced with BCR).
 135  * So SNAPPEDBCRVALID should also stand for "snapped BCR -values- valid", so i
 136  * renamed it to SNAPSHOTSVALID to make more sense. I really have no idea what
 137  * else can it be. I also renamed SNPBCMD to SNPADHOC to match BCR.
 138  */
 139 #define AR5K_BSR                0x002c                  /* Register Address */
 140 #define AR5K_BSR_BDLYSW         0x00000001      /* SW Beacon delay (?) */
 141 #define AR5K_BSR_BDLYDMA        0x00000002      /* DMA Beacon delay (?) */
 142 #define AR5K_BSR_TXQ1F          0x00000004      /* Beacon queue (1) finished */
 143 #define AR5K_BSR_ATIMDLY        0x00000008      /* ATIM delay (?) */
 144 #define AR5K_BSR_SNPADHOC       0x00000100      /* Ad-hoc mode set (?) */
 145 #define AR5K_BSR_SNPBDMAE       0x00000200      /* Beacon DMA enabled (?) */
 146 #define AR5K_BSR_SNPTQ1FV       0x00000400      /* Queue1 is used for CAB traffic (?) */
 147 #define AR5K_BSR_SNPTQ1V        0x00000800      /* Queue1 is used for Beacon traffic (?) */
 148 #define AR5K_BSR_SNAPSHOTSVALID 0x00001000      /* BCR snapshots are valid (?) */
 149 #define AR5K_BSR_SWBA_CNT       0x00ff0000
 150 
 151 /*
 152  * Second RTS duration register [5211]
 153  */
 154 #define AR5K_RTSD1              0x002c                  /* Register Address */
 155 #define AR5K_RTSD1_24           0x000000ff      /* 24Mb */
 156 #define AR5K_RTSD1_24_S         0
 157 #define AR5K_RTSD1_36           0x0000ff00      /* 36Mb */
 158 #define AR5K_RTSD1_36_S         8
 159 #define AR5K_RTSD1_48           0x00ff0000      /* 48Mb */
 160 #define AR5K_RTSD1_48_S         16
 161 #define AR5K_RTSD1_54           0xff000000      /* 54Mb */
 162 #define AR5K_RTSD1_54_S         24
 163 
 164 
 165 /*
 166  * Transmit configuration register
 167  */
 168 #define AR5K_TXCFG                      0x0030                  /* Register Address */
 169 #define AR5K_TXCFG_SDMAMR               0x00000007      /* DMA size (read) */
 170 #define AR5K_TXCFG_SDMAMR_S             0
 171 #define AR5K_TXCFG_B_MODE               0x00000008      /* Set b mode for 5111 (enable 2111) */
 172 #define AR5K_TXCFG_TXFSTP               0x00000008      /* TX DMA full Stop [5210] */
 173 #define AR5K_TXCFG_TXFULL               0x000003f0      /* TX Trigger level mask */
 174 #define AR5K_TXCFG_TXFULL_S             4
 175 #define AR5K_TXCFG_TXFULL_0B            0x00000000
 176 #define AR5K_TXCFG_TXFULL_64B           0x00000010
 177 #define AR5K_TXCFG_TXFULL_128B          0x00000020
 178 #define AR5K_TXCFG_TXFULL_192B          0x00000030
 179 #define AR5K_TXCFG_TXFULL_256B          0x00000040
 180 #define AR5K_TXCFG_TXCONT_EN            0x00000080
 181 #define AR5K_TXCFG_DMASIZE              0x00000100      /* Flag for passing DMA size [5210] */
 182 #define AR5K_TXCFG_JUMBO_DESC_EN        0x00000400      /* Enable jumbo tx descriptors [5211+] */
 183 #define AR5K_TXCFG_ADHOC_BCN_ATIM       0x00000800      /* Adhoc Beacon ATIM Policy */
 184 #define AR5K_TXCFG_ATIM_WINDOW_DEF_DIS  0x00001000      /* Disable ATIM window defer [5211+] */
 185 #define AR5K_TXCFG_RTSRND               0x00001000      /* [5211+] */
 186 #define AR5K_TXCFG_FRMPAD_DIS           0x00002000      /* [5211+] */
 187 #define AR5K_TXCFG_RDY_CBR_DIS          0x00004000      /* Ready time CBR disable [5211+] */
 188 #define AR5K_TXCFG_JUMBO_FRM_MODE       0x00008000      /* Jumbo frame mode [5211+] */
 189 #define AR5K_TXCFG_DCU_DBL_BUF_DIS      0x00008000      /* Disable double buffering on DCU */
 190 #define AR5K_TXCFG_DCU_CACHING_DIS      0x00010000      /* Disable DCU caching */
 191 
 192 /*
 193  * Receive configuration register
 194  */
 195 #define AR5K_RXCFG              0x0034                  /* Register Address */
 196 #define AR5K_RXCFG_SDMAMW       0x00000007      /* DMA size (write) */
 197 #define AR5K_RXCFG_SDMAMW_S     0
 198 #define AR5K_RXCFG_ZLFDMA       0x00000008      /* Enable Zero-length frame DMA */
 199 #define AR5K_RXCFG_DEF_ANTENNA  0x00000010      /* Default antenna (?) */
 200 #define AR5K_RXCFG_JUMBO_RXE    0x00000020      /* Enable jumbo rx descriptors [5211+] */
 201 #define AR5K_RXCFG_JUMBO_WRAP   0x00000040      /* Wrap jumbo frames [5211+] */
 202 #define AR5K_RXCFG_SLE_ENTRY    0x00000080      /* Sleep entry policy */
 203 
 204 /*
 205  * Receive jumbo descriptor last address register
 206  * Only found in 5211 (?)
 207  */
 208 #define AR5K_RXJLA              0x0038
 209 
 210 /*
 211  * MIB control register
 212  */
 213 #define AR5K_MIBC               0x0040                  /* Register Address */
 214 #define AR5K_MIBC_COW           0x00000001      /* Counter Overflow Warning */
 215 #define AR5K_MIBC_FMC           0x00000002      /* Freeze MIB Counters  */
 216 #define AR5K_MIBC_CMC           0x00000004      /* Clear MIB Counters  */
 217 #define AR5K_MIBC_MCS           0x00000008      /* MIB counter strobe, increment all */
 218 
 219 /*
 220  * Timeout prescale register
 221  */
 222 #define AR5K_TOPS               0x0044
 223 #define AR5K_TOPS_M             0x0000ffff
 224 
 225 /*
 226  * Receive timeout register (no frame received)
 227  */
 228 #define AR5K_RXNOFRM            0x0048
 229 #define AR5K_RXNOFRM_M          0x000003ff
 230 
 231 /*
 232  * Transmit timeout register (no frame sent)
 233  */
 234 #define AR5K_TXNOFRM            0x004c
 235 #define AR5K_TXNOFRM_M          0x000003ff
 236 #define AR5K_TXNOFRM_QCU        0x000ffc00
 237 #define AR5K_TXNOFRM_QCU_S      10
 238 
 239 /*
 240  * Receive frame gap timeout register
 241  */
 242 #define AR5K_RPGTO              0x0050
 243 #define AR5K_RPGTO_M            0x000003ff
 244 
 245 /*
 246  * Receive frame count limit register
 247  */
 248 #define AR5K_RFCNT              0x0054
 249 #define AR5K_RFCNT_M            0x0000001f      /* [5211+] (?) */
 250 #define AR5K_RFCNT_RFCL         0x0000000f      /* [5210] */
 251 
 252 /*
 253  * Misc settings register
 254  * (reserved0-3)
 255  */
 256 #define AR5K_MISC               0x0058                  /* Register Address */
 257 #define AR5K_MISC_DMA_OBS_M     0x000001e0
 258 #define AR5K_MISC_DMA_OBS_S     5
 259 #define AR5K_MISC_MISC_OBS_M    0x00000e00
 260 #define AR5K_MISC_MISC_OBS_S    9
 261 #define AR5K_MISC_MAC_OBS_LSB_M 0x00007000
 262 #define AR5K_MISC_MAC_OBS_LSB_S 12
 263 #define AR5K_MISC_MAC_OBS_MSB_M 0x00038000
 264 #define AR5K_MISC_MAC_OBS_MSB_S 15
 265 #define AR5K_MISC_LED_DECAY     0x001c0000      /* [5210] */
 266 #define AR5K_MISC_LED_BLINK     0x00e00000      /* [5210] */
 267 
 268 /*
 269  * QCU/DCU clock gating register (5311)
 270  * (reserved4-5)
 271  */
 272 #define AR5K_QCUDCU_CLKGT       0x005c                  /* Register Address (?) */
 273 #define AR5K_QCUDCU_CLKGT_QCU   0x0000ffff      /* Mask for QCU clock */
 274 #define AR5K_QCUDCU_CLKGT_DCU   0x07ff0000      /* Mask for DCU clock */
 275 
 276 /*
 277  * Interrupt Status Registers
 278  *
 279  * For 5210 there is only one status register but for
 280  * 5211/5212 we have one primary and 4 secondary registers.
 281  * So we have AR5K_ISR for 5210 and AR5K_PISR /SISRx for 5211/5212.
 282  * Most of these bits are common for all chipsets.
 283  *
 284  * NOTE: On 5211+ TXOK, TXDESC, TXERR, TXEOL and TXURN contain
 285  * the logical OR from per-queue interrupt bits found on SISR registers
 286  * (see below).
 287  */
 288 #define AR5K_ISR                0x001c                  /* Register Address [5210] */
 289 #define AR5K_PISR               0x0080                  /* Register Address [5211+] */
 290 #define AR5K_ISR_RXOK           0x00000001      /* Frame successfully received */
 291 #define AR5K_ISR_RXDESC         0x00000002      /* RX descriptor request */
 292 #define AR5K_ISR_RXERR          0x00000004      /* Receive error */
 293 #define AR5K_ISR_RXNOFRM        0x00000008      /* No frame received (receive timeout) */
 294 #define AR5K_ISR_RXEOL          0x00000010      /* Empty RX descriptor */
 295 #define AR5K_ISR_RXORN          0x00000020      /* Receive FIFO overrun */
 296 #define AR5K_ISR_TXOK           0x00000040      /* Frame successfully transmitted */
 297 #define AR5K_ISR_TXDESC         0x00000080      /* TX descriptor request */
 298 #define AR5K_ISR_TXERR          0x00000100      /* Transmit error */
 299 #define AR5K_ISR_TXNOFRM        0x00000200      /* No frame transmitted (transmit timeout)
 300                                                  * NOTE: We don't have per-queue info for this
 301                                                  * one, but we can enable it per-queue through
 302                                                  * TXNOFRM_QCU field on TXNOFRM register */
 303 #define AR5K_ISR_TXEOL          0x00000400      /* Empty TX descriptor */
 304 #define AR5K_ISR_TXURN          0x00000800      /* Transmit FIFO underrun */
 305 #define AR5K_ISR_MIB            0x00001000      /* Update MIB counters */
 306 #define AR5K_ISR_SWI            0x00002000      /* Software interrupt */
 307 #define AR5K_ISR_RXPHY          0x00004000      /* PHY error */
 308 #define AR5K_ISR_RXKCM          0x00008000      /* RX Key cache miss */
 309 #define AR5K_ISR_SWBA           0x00010000      /* Software beacon alert */
 310 #define AR5K_ISR_BRSSI          0x00020000      /* Beacon rssi below threshold (?) */
 311 #define AR5K_ISR_BMISS          0x00040000      /* Beacon missed */
 312 #define AR5K_ISR_HIUERR         0x00080000      /* Host Interface Unit error [5211+]
 313                                                  * 'or' of MCABT, SSERR, DPERR from SISR2 */
 314 #define AR5K_ISR_BNR            0x00100000      /* Beacon not ready [5211+] */
 315 #define AR5K_ISR_MCABT          0x00100000      /* Master Cycle Abort [5210] */
 316 #define AR5K_ISR_RXCHIRP        0x00200000      /* CHIRP Received [5212+] */
 317 #define AR5K_ISR_SSERR          0x00200000      /* Signaled System Error [5210] */
 318 #define AR5K_ISR_DPERR          0x00400000      /* Bus parity error [5210] */
 319 #define AR5K_ISR_RXDOPPLER      0x00400000      /* Doppler chirp received [5212+] */
 320 #define AR5K_ISR_TIM            0x00800000      /* [5211+] */
 321 #define AR5K_ISR_BCNMISC        0x00800000      /* Misc beacon related interrupt
 322                                                  * 'or' of TIM, CAB_END, DTIM_SYNC, BCN_TIMEOUT,
 323                                                  * CAB_TIMEOUT and DTIM bits from SISR2 [5212+] */
 324 #define AR5K_ISR_GPIO           0x01000000      /* GPIO (rf kill) */
 325 #define AR5K_ISR_QCBRORN        0x02000000      /* QCU CBR overrun [5211+] */
 326 #define AR5K_ISR_QCBRURN        0x04000000      /* QCU CBR underrun [5211+] */
 327 #define AR5K_ISR_QTRIG          0x08000000      /* QCU scheduling trigger [5211+] */
 328 
 329 #define AR5K_ISR_BITS_FROM_SISRS        (AR5K_ISR_TXOK | AR5K_ISR_TXDESC |\
 330                                         AR5K_ISR_TXERR | AR5K_ISR_TXEOL |\
 331                                         AR5K_ISR_TXURN | AR5K_ISR_HIUERR |\
 332                                         AR5K_ISR_BCNMISC | AR5K_ISR_QCBRORN |\
 333                                         AR5K_ISR_QCBRURN | AR5K_ISR_QTRIG)
 334 
 335 /*
 336  * Secondary status registers [5211+] (0 - 4)
 337  *
 338  * These give the status for each QCU, only QCUs 0-9 are
 339  * represented.
 340  */
 341 #define AR5K_SISR0              0x0084                  /* Register Address [5211+] */
 342 #define AR5K_SISR0_QCU_TXOK     0x000003ff      /* Mask for QCU_TXOK */
 343 #define AR5K_SISR0_QCU_TXOK_S   0
 344 #define AR5K_SISR0_QCU_TXDESC   0x03ff0000      /* Mask for QCU_TXDESC */
 345 #define AR5K_SISR0_QCU_TXDESC_S 16
 346 
 347 #define AR5K_SISR1              0x0088                  /* Register Address [5211+] */
 348 #define AR5K_SISR1_QCU_TXERR    0x000003ff      /* Mask for QCU_TXERR */
 349 #define AR5K_SISR1_QCU_TXERR_S  0
 350 #define AR5K_SISR1_QCU_TXEOL    0x03ff0000      /* Mask for QCU_TXEOL */
 351 #define AR5K_SISR1_QCU_TXEOL_S  16
 352 
 353 #define AR5K_SISR2              0x008c                  /* Register Address [5211+] */
 354 #define AR5K_SISR2_QCU_TXURN    0x000003ff      /* Mask for QCU_TXURN */
 355 #define AR5K_SISR2_QCU_TXURN_S  0
 356 #define AR5K_SISR2_MCABT        0x00010000      /* Master Cycle Abort */
 357 #define AR5K_SISR2_SSERR        0x00020000      /* Signaled System Error */
 358 #define AR5K_SISR2_DPERR        0x00040000      /* Bus parity error */
 359 #define AR5K_SISR2_TIM          0x01000000      /* [5212+] */
 360 #define AR5K_SISR2_CAB_END      0x02000000      /* [5212+] */
 361 #define AR5K_SISR2_DTIM_SYNC    0x04000000      /* DTIM sync lost [5212+] */
 362 #define AR5K_SISR2_BCN_TIMEOUT  0x08000000      /* Beacon Timeout [5212+] */
 363 #define AR5K_SISR2_CAB_TIMEOUT  0x10000000      /* CAB Timeout [5212+] */
 364 #define AR5K_SISR2_DTIM         0x20000000      /* [5212+] */
 365 #define AR5K_SISR2_TSFOOR       0x80000000      /* TSF Out of range */
 366 
 367 #define AR5K_SISR3              0x0090                  /* Register Address [5211+] */
 368 #define AR5K_SISR3_QCBRORN      0x000003ff      /* Mask for QCBRORN */
 369 #define AR5K_SISR3_QCBRORN_S    0
 370 #define AR5K_SISR3_QCBRURN      0x03ff0000      /* Mask for QCBRURN */
 371 #define AR5K_SISR3_QCBRURN_S    16
 372 
 373 #define AR5K_SISR4              0x0094                  /* Register Address [5211+] */
 374 #define AR5K_SISR4_QTRIG        0x000003ff      /* Mask for QTRIG */
 375 #define AR5K_SISR4_QTRIG_S      0
 376 
 377 /*
 378  * Shadow read-and-clear interrupt status registers [5211+]
 379  */
 380 #define AR5K_RAC_PISR           0x00c0          /* Read and clear PISR */
 381 #define AR5K_RAC_SISR0          0x00c4          /* Read and clear SISR0 */
 382 #define AR5K_RAC_SISR1          0x00c8          /* Read and clear SISR1 */
 383 #define AR5K_RAC_SISR2          0x00cc          /* Read and clear SISR2 */
 384 #define AR5K_RAC_SISR3          0x00d0          /* Read and clear SISR3 */
 385 #define AR5K_RAC_SISR4          0x00d4          /* Read and clear SISR4 */
 386 
 387 /*
 388  * Interrupt Mask Registers
 389  *
 390  * As with ISRs 5210 has one IMR (AR5K_IMR) and 5211/5212 has one primary
 391  * (AR5K_PIMR) and 4 secondary IMRs (AR5K_SIMRx). Note that ISR/IMR flags match.
 392  */
 393 #define AR5K_IMR                0x0020                  /* Register Address [5210] */
 394 #define AR5K_PIMR               0x00a0                  /* Register Address [5211+] */
 395 #define AR5K_IMR_RXOK           0x00000001      /* Frame successfully received*/
 396 #define AR5K_IMR_RXDESC         0x00000002      /* RX descriptor request*/
 397 #define AR5K_IMR_RXERR          0x00000004      /* Receive error*/
 398 #define AR5K_IMR_RXNOFRM        0x00000008      /* No frame received (receive timeout)*/
 399 #define AR5K_IMR_RXEOL          0x00000010      /* Empty RX descriptor*/
 400 #define AR5K_IMR_RXORN          0x00000020      /* Receive FIFO overrun*/
 401 #define AR5K_IMR_TXOK           0x00000040      /* Frame successfully transmitted*/
 402 #define AR5K_IMR_TXDESC         0x00000080      /* TX descriptor request*/
 403 #define AR5K_IMR_TXERR          0x00000100      /* Transmit error*/
 404 #define AR5K_IMR_TXNOFRM        0x00000200      /* No frame transmitted (transmit timeout)*/
 405 #define AR5K_IMR_TXEOL          0x00000400      /* Empty TX descriptor*/
 406 #define AR5K_IMR_TXURN          0x00000800      /* Transmit FIFO underrun*/
 407 #define AR5K_IMR_MIB            0x00001000      /* Update MIB counters*/
 408 #define AR5K_IMR_SWI            0x00002000      /* Software interrupt */
 409 #define AR5K_IMR_RXPHY          0x00004000      /* PHY error*/
 410 #define AR5K_IMR_RXKCM          0x00008000      /* RX Key cache miss */
 411 #define AR5K_IMR_SWBA           0x00010000      /* Software beacon alert*/
 412 #define AR5K_IMR_BRSSI          0x00020000      /* Beacon rssi below threshold (?) */
 413 #define AR5K_IMR_BMISS          0x00040000      /* Beacon missed*/
 414 #define AR5K_IMR_HIUERR         0x00080000      /* Host Interface Unit error [5211+] */
 415 #define AR5K_IMR_BNR            0x00100000      /* Beacon not ready [5211+] */
 416 #define AR5K_IMR_MCABT          0x00100000      /* Master Cycle Abort [5210] */
 417 #define AR5K_IMR_RXCHIRP        0x00200000      /* CHIRP Received [5212+]*/
 418 #define AR5K_IMR_SSERR          0x00200000      /* Signaled System Error [5210] */
 419 #define AR5K_IMR_DPERR          0x00400000      /* Det par Error (?) [5210] */
 420 #define AR5K_IMR_RXDOPPLER      0x00400000      /* Doppler chirp received [5212+] */
 421 #define AR5K_IMR_TIM            0x00800000      /* [5211+] */
 422 #define AR5K_IMR_BCNMISC        0x00800000      /* 'or' of TIM, CAB_END, DTIM_SYNC, BCN_TIMEOUT,
 423                                                 CAB_TIMEOUT and DTIM bits from SISR2 [5212+] */
 424 #define AR5K_IMR_GPIO           0x01000000      /* GPIO (rf kill)*/
 425 #define AR5K_IMR_QCBRORN        0x02000000      /* QCU CBR overrun (?) [5211+] */
 426 #define AR5K_IMR_QCBRURN        0x04000000      /* QCU CBR underrun (?) [5211+] */
 427 #define AR5K_IMR_QTRIG          0x08000000      /* QCU scheduling trigger [5211+] */
 428 
 429 /*
 430  * Secondary interrupt mask registers [5211+] (0 - 4)
 431  */
 432 #define AR5K_SIMR0              0x00a4                  /* Register Address [5211+] */
 433 #define AR5K_SIMR0_QCU_TXOK     0x000003ff      /* Mask for QCU_TXOK */
 434 #define AR5K_SIMR0_QCU_TXOK_S   0
 435 #define AR5K_SIMR0_QCU_TXDESC   0x03ff0000      /* Mask for QCU_TXDESC */
 436 #define AR5K_SIMR0_QCU_TXDESC_S 16
 437 
 438 #define AR5K_SIMR1              0x00a8                  /* Register Address [5211+] */
 439 #define AR5K_SIMR1_QCU_TXERR    0x000003ff      /* Mask for QCU_TXERR */
 440 #define AR5K_SIMR1_QCU_TXERR_S  0
 441 #define AR5K_SIMR1_QCU_TXEOL    0x03ff0000      /* Mask for QCU_TXEOL */
 442 #define AR5K_SIMR1_QCU_TXEOL_S  16
 443 
 444 #define AR5K_SIMR2              0x00ac                  /* Register Address [5211+] */
 445 #define AR5K_SIMR2_QCU_TXURN    0x000003ff      /* Mask for QCU_TXURN */
 446 #define AR5K_SIMR2_QCU_TXURN_S  0
 447 #define AR5K_SIMR2_MCABT        0x00010000      /* Master Cycle Abort */
 448 #define AR5K_SIMR2_SSERR        0x00020000      /* Signaled System Error */
 449 #define AR5K_SIMR2_DPERR        0x00040000      /* Bus parity error */
 450 #define AR5K_SIMR2_TIM          0x01000000      /* [5212+] */
 451 #define AR5K_SIMR2_CAB_END      0x02000000      /* [5212+] */
 452 #define AR5K_SIMR2_DTIM_SYNC    0x04000000      /* DTIM Sync lost [5212+] */
 453 #define AR5K_SIMR2_BCN_TIMEOUT  0x08000000      /* Beacon Timeout [5212+] */
 454 #define AR5K_SIMR2_CAB_TIMEOUT  0x10000000      /* CAB Timeout [5212+] */
 455 #define AR5K_SIMR2_DTIM         0x20000000      /* [5212+] */
 456 #define AR5K_SIMR2_TSFOOR       0x80000000      /* TSF OOR (?) */
 457 
 458 #define AR5K_SIMR3              0x00b0                  /* Register Address [5211+] */
 459 #define AR5K_SIMR3_QCBRORN      0x000003ff      /* Mask for QCBRORN */
 460 #define AR5K_SIMR3_QCBRORN_S    0
 461 #define AR5K_SIMR3_QCBRURN      0x03ff0000      /* Mask for QCBRURN */
 462 #define AR5K_SIMR3_QCBRURN_S    16
 463 
 464 #define AR5K_SIMR4              0x00b4                  /* Register Address [5211+] */
 465 #define AR5K_SIMR4_QTRIG        0x000003ff      /* Mask for QTRIG */
 466 #define AR5K_SIMR4_QTRIG_S      0
 467 
 468 /*
 469  * DMA Debug registers 0-7
 470  * 0xe0 - 0xfc
 471  */
 472 
 473 /*
 474  * Decompression mask registers [5212+]
 475  */
 476 #define AR5K_DCM_ADDR           0x0400          /*Decompression mask address (index) */
 477 #define AR5K_DCM_DATA           0x0404          /*Decompression mask data */
 478 
 479 /*
 480  * Wake On Wireless pattern control register [5212+]
 481  */
 482 #define AR5K_WOW_PCFG                   0x0410                  /* Register Address */
 483 #define AR5K_WOW_PCFG_PAT_MATCH_EN      0x00000001      /* Pattern match enable */
 484 #define AR5K_WOW_PCFG_LONG_FRAME_POL    0x00000002      /* Long frame policy */
 485 #define AR5K_WOW_PCFG_WOBMISS           0x00000004      /* Wake on bea(con) miss (?) */
 486 #define AR5K_WOW_PCFG_PAT_0_EN          0x00000100      /* Enable pattern 0 */
 487 #define AR5K_WOW_PCFG_PAT_1_EN          0x00000200      /* Enable pattern 1 */
 488 #define AR5K_WOW_PCFG_PAT_2_EN          0x00000400      /* Enable pattern 2 */
 489 #define AR5K_WOW_PCFG_PAT_3_EN          0x00000800      /* Enable pattern 3 */
 490 #define AR5K_WOW_PCFG_PAT_4_EN          0x00001000      /* Enable pattern 4 */
 491 #define AR5K_WOW_PCFG_PAT_5_EN          0x00002000      /* Enable pattern 5 */
 492 
 493 /*
 494  * Wake On Wireless pattern index register (?) [5212+]
 495  */
 496 #define AR5K_WOW_PAT_IDX        0x0414
 497 
 498 /*
 499  * Wake On Wireless pattern data register [5212+]
 500  */
 501 #define AR5K_WOW_PAT_DATA       0x0418                  /* Register Address */
 502 #define AR5K_WOW_PAT_DATA_0_3_V 0x00000001      /* Pattern 0, 3 value */
 503 #define AR5K_WOW_PAT_DATA_1_4_V 0x00000100      /* Pattern 1, 4 value */
 504 #define AR5K_WOW_PAT_DATA_2_5_V 0x00010000      /* Pattern 2, 5 value */
 505 #define AR5K_WOW_PAT_DATA_0_3_M 0x01000000      /* Pattern 0, 3 mask */
 506 #define AR5K_WOW_PAT_DATA_1_4_M 0x04000000      /* Pattern 1, 4 mask */
 507 #define AR5K_WOW_PAT_DATA_2_5_M 0x10000000      /* Pattern 2, 5 mask */
 508 
 509 /*
 510  * Decompression configuration registers [5212+]
 511  */
 512 #define AR5K_DCCFG              0x0420                  /* Register Address */
 513 #define AR5K_DCCFG_GLOBAL_EN    0x00000001      /* Enable decompression on all queues */
 514 #define AR5K_DCCFG_BYPASS_EN    0x00000002      /* Bypass decompression */
 515 #define AR5K_DCCFG_BCAST_EN     0x00000004      /* Enable decompression for bcast frames */
 516 #define AR5K_DCCFG_MCAST_EN     0x00000008      /* Enable decompression for mcast frames */
 517 
 518 /*
 519  * Compression configuration registers [5212+]
 520  */
 521 #define AR5K_CCFG               0x0600                  /* Register Address */
 522 #define AR5K_CCFG_WINDOW_SIZE   0x00000007      /* Compression window size */
 523 #define AR5K_CCFG_CPC_EN        0x00000008      /* Enable performance counters */
 524 
 525 #define AR5K_CCFG_CCU           0x0604                  /* Register Address */
 526 #define AR5K_CCFG_CCU_CUP_EN    0x00000001      /* CCU Catchup enable */
 527 #define AR5K_CCFG_CCU_CREDIT    0x00000002      /* CCU Credit (field) */
 528 #define AR5K_CCFG_CCU_CD_THRES  0x00000080      /* CCU Cyc(lic?) debt threshold (field) */
 529 #define AR5K_CCFG_CCU_CUP_LCNT  0x00010000      /* CCU Catchup lit(?) count */
 530 #define AR5K_CCFG_CCU_INIT      0x00100200      /* Initial value during reset */
 531 
 532 /*
 533  * Compression performance counter registers [5212+]
 534  */
 535 #define AR5K_CPC0               0x0610          /* Compression performance counter 0 */
 536 #define AR5K_CPC1               0x0614          /* Compression performance counter 1*/
 537 #define AR5K_CPC2               0x0618          /* Compression performance counter 2 */
 538 #define AR5K_CPC3               0x061c          /* Compression performance counter 3 */
 539 #define AR5K_CPCOVF             0x0620          /* Compression performance overflow */
 540 
 541 
 542 /*
 543  * Queue control unit (QCU) registers [5211+]
 544  *
 545  * Card has 12 TX Queues but i see that only 0-9 are used (?)
 546  * both in binary HAL (see ah.h) and ar5k. Each queue has it's own
 547  * TXDP at addresses 0x0800 - 0x082c, a CBR (Constant Bit Rate)
 548  * configuration register (0x08c0 - 0x08ec), a ready time configuration
 549  * register (0x0900 - 0x092c), a misc configuration register (0x09c0 -
 550  * 0x09ec) and a status register (0x0a00 - 0x0a2c). We also have some
 551  * global registers, QCU transmit enable/disable and "one shot arm (?)"
 552  * set/clear, which contain status for all queues (we shift by 1 for each
 553  * queue). To access these registers easily we define some macros here
 554  * that are used inside HAL. For more infos check out *_tx_queue functs.
 555  */
 556 
 557 /*
 558  * Generic QCU Register access macros
 559  */
 560 #define AR5K_QUEUE_REG(_r, _q)          (((_q) << 2) + _r)
 561 #define AR5K_QCU_GLOBAL_READ(_r, _q)    (AR5K_REG_READ(_r) & (1 << _q))
 562 #define AR5K_QCU_GLOBAL_WRITE(_r, _q)   AR5K_REG_WRITE(_r, (1 << _q))
 563 
 564 /*
 565  * QCU Transmit descriptor pointer registers
 566  */
 567 #define AR5K_QCU_TXDP_BASE      0x0800          /* Register Address - Queue0 TXDP */
 568 #define AR5K_QUEUE_TXDP(_q)     AR5K_QUEUE_REG(AR5K_QCU_TXDP_BASE, _q)
 569 
 570 /*
 571  * QCU Transmit enable register
 572  */
 573 #define AR5K_QCU_TXE            0x0840
 574 #define AR5K_ENABLE_QUEUE(_q)   AR5K_QCU_GLOBAL_WRITE(AR5K_QCU_TXE, _q)
 575 #define AR5K_QUEUE_ENABLED(_q)  AR5K_QCU_GLOBAL_READ(AR5K_QCU_TXE, _q)
 576 
 577 /*
 578  * QCU Transmit disable register
 579  */
 580 #define AR5K_QCU_TXD            0x0880
 581 #define AR5K_DISABLE_QUEUE(_q)  AR5K_QCU_GLOBAL_WRITE(AR5K_QCU_TXD, _q)
 582 #define AR5K_QUEUE_DISABLED(_q) AR5K_QCU_GLOBAL_READ(AR5K_QCU_TXD, _q)
 583 
 584 /*
 585  * QCU Constant Bit Rate configuration registers
 586  */
 587 #define AR5K_QCU_CBRCFG_BASE            0x08c0  /* Register Address - Queue0 CBRCFG */
 588 #define AR5K_QCU_CBRCFG_INTVAL          0x00ffffff      /* CBR Interval mask */
 589 #define AR5K_QCU_CBRCFG_INTVAL_S        0
 590 #define AR5K_QCU_CBRCFG_ORN_THRES       0xff000000      /* CBR overrun threshold mask */
 591 #define AR5K_QCU_CBRCFG_ORN_THRES_S     24
 592 #define AR5K_QUEUE_CBRCFG(_q)           AR5K_QUEUE_REG(AR5K_QCU_CBRCFG_BASE, _q)
 593 
 594 /*
 595  * QCU Ready time configuration registers
 596  */
 597 #define AR5K_QCU_RDYTIMECFG_BASE        0x0900  /* Register Address - Queue0 RDYTIMECFG */
 598 #define AR5K_QCU_RDYTIMECFG_INTVAL      0x00ffffff      /* Ready time interval mask */
 599 #define AR5K_QCU_RDYTIMECFG_INTVAL_S    0
 600 #define AR5K_QCU_RDYTIMECFG_ENABLE      0x01000000      /* Ready time enable mask */
 601 #define AR5K_QUEUE_RDYTIMECFG(_q)       AR5K_QUEUE_REG(AR5K_QCU_RDYTIMECFG_BASE, _q)
 602 
 603 /*
 604  * QCU one shot arm set registers
 605  */
 606 #define AR5K_QCU_ONESHOTARM_SET         0x0940  /* Register Address -QCU "one shot arm set (?)" */
 607 #define AR5K_QCU_ONESHOTARM_SET_M       0x0000ffff
 608 
 609 /*
 610  * QCU one shot arm clear registers
 611  */
 612 #define AR5K_QCU_ONESHOTARM_CLEAR       0x0980  /* Register Address -QCU "one shot arm clear (?)" */
 613 #define AR5K_QCU_ONESHOTARM_CLEAR_M     0x0000ffff
 614 
 615 /*
 616  * QCU misc registers
 617  */
 618 #define AR5K_QCU_MISC_BASE              0x09c0                  /* Register Address -Queue0 MISC */
 619 #define AR5K_QCU_MISC_FRSHED_M          0x0000000f      /* Frame scheduling mask */
 620 #define AR5K_QCU_MISC_FRSHED_ASAP               0       /* ASAP */
 621 #define AR5K_QCU_MISC_FRSHED_CBR                1       /* Constant Bit Rate */
 622 #define AR5K_QCU_MISC_FRSHED_DBA_GT             2       /* DMA Beacon alert gated */
 623 #define AR5K_QCU_MISC_FRSHED_TIM_GT             3       /* TIMT gated */
 624 #define AR5K_QCU_MISC_FRSHED_BCN_SENT_GT        4       /* Beacon sent gated */
 625 #define AR5K_QCU_MISC_ONESHOT_ENABLE    0x00000010      /* Oneshot enable */
 626 #define AR5K_QCU_MISC_CBREXP_DIS        0x00000020      /* Disable CBR expired counter (normal queue) */
 627 #define AR5K_QCU_MISC_CBREXP_BCN_DIS    0x00000040      /* Disable CBR expired counter (beacon queue) */
 628 #define AR5K_QCU_MISC_BCN_ENABLE        0x00000080      /* Enable Beacon use */
 629 #define AR5K_QCU_MISC_CBR_THRES_ENABLE  0x00000100      /* CBR expired threshold enabled */
 630 #define AR5K_QCU_MISC_RDY_VEOL_POLICY   0x00000200      /* TXE reset when RDYTIME expired or VEOL */
 631 #define AR5K_QCU_MISC_CBR_RESET_CNT     0x00000400      /* CBR threshold (counter) reset */
 632 #define AR5K_QCU_MISC_DCU_EARLY         0x00000800      /* DCU early termination */
 633 #define AR5K_QCU_MISC_DCU_CMP_EN        0x00001000      /* Enable frame compression */
 634 #define AR5K_QUEUE_MISC(_q)             AR5K_QUEUE_REG(AR5K_QCU_MISC_BASE, _q)
 635 
 636 
 637 /*
 638  * QCU status registers
 639  */
 640 #define AR5K_QCU_STS_BASE       0x0a00                  /* Register Address - Queue0 STS */
 641 #define AR5K_QCU_STS_FRMPENDCNT 0x00000003      /* Frames pending counter */
 642 #define AR5K_QCU_STS_CBREXPCNT  0x0000ff00      /* CBR expired counter */
 643 #define AR5K_QUEUE_STATUS(_q)   AR5K_QUEUE_REG(AR5K_QCU_STS_BASE, _q)
 644 
 645 /*
 646  * QCU ready time shutdown register
 647  */
 648 #define AR5K_QCU_RDYTIMESHDN    0x0a40
 649 #define AR5K_QCU_RDYTIMESHDN_M  0x000003ff
 650 
 651 /*
 652  * QCU compression buffer base registers [5212+]
 653  */
 654 #define AR5K_QCU_CBB_SELECT     0x0b00
 655 #define AR5K_QCU_CBB_ADDR       0x0b04
 656 #define AR5K_QCU_CBB_ADDR_S     9
 657 
 658 /*
 659  * QCU compression buffer configuration register [5212+]
 660  * (buffer size)
 661  */
 662 #define AR5K_QCU_CBCFG          0x0b08
 663 
 664 
 665 
 666 /*
 667  * Distributed Coordination Function (DCF) control unit (DCU)
 668  * registers [5211+]
 669  *
 670  * These registers control the various characteristics of each queue
 671  * for 802.11e (WME) compatibility so they go together with
 672  * QCU registers in pairs. For each queue we have a QCU mask register,
 673  * (0x1000 - 0x102c), a local-IFS settings register (0x1040 - 0x106c),
 674  * a retry limit register (0x1080 - 0x10ac), a channel time register
 675  * (0x10c0 - 0x10ec), a misc-settings register (0x1100 - 0x112c) and
 676  * a sequence number register (0x1140 - 0x116c). It seems that "global"
 677  * registers here affect all queues (see use of DCU_GBL_IFS_SLOT in ar5k).
 678  * We use the same macros here for easier register access.
 679  *
 680  */
 681 
 682 /*
 683  * DCU QCU mask registers
 684  */
 685 #define AR5K_DCU_QCUMASK_BASE   0x1000          /* Register Address -Queue0 DCU_QCUMASK */
 686 #define AR5K_DCU_QCUMASK_M      0x000003ff
 687 #define AR5K_QUEUE_QCUMASK(_q)  AR5K_QUEUE_REG(AR5K_DCU_QCUMASK_BASE, _q)
 688 
 689 /*
 690  * DCU local Inter Frame Space settings register
 691  */
 692 #define AR5K_DCU_LCL_IFS_BASE           0x1040                  /* Register Address -Queue0 DCU_LCL_IFS */
 693 #define AR5K_DCU_LCL_IFS_CW_MIN         0x000003ff      /* Minimum Contention Window */
 694 #define AR5K_DCU_LCL_IFS_CW_MIN_S       0
 695 #define AR5K_DCU_LCL_IFS_CW_MAX         0x000ffc00      /* Maximum Contention Window */
 696 #define AR5K_DCU_LCL_IFS_CW_MAX_S       10
 697 #define AR5K_DCU_LCL_IFS_AIFS           0x0ff00000      /* Arbitrated Interframe Space */
 698 #define AR5K_DCU_LCL_IFS_AIFS_S         20
 699 #define AR5K_DCU_LCL_IFS_AIFS_MAX       0xfc            /* Anything above that can cause DCU to hang */
 700 #define AR5K_QUEUE_DFS_LOCAL_IFS(_q)    AR5K_QUEUE_REG(AR5K_DCU_LCL_IFS_BASE, _q)
 701 
 702 /*
 703  * DCU retry limit registers
 704  * all these fields don't allow zero values
 705  */
 706 #define AR5K_DCU_RETRY_LMT_BASE         0x1080                  /* Register Address -Queue0 DCU_RETRY_LMT */
 707 #define AR5K_DCU_RETRY_LMT_RTS          0x0000000f      /* RTS failure limit. Transmission fails if no CTS is received for this number of times */
 708 #define AR5K_DCU_RETRY_LMT_RTS_S        0
 709 #define AR5K_DCU_RETRY_LMT_STA_RTS      0x00003f00      /* STA RTS failure limit. If exceeded CW reset */
 710 #define AR5K_DCU_RETRY_LMT_STA_RTS_S    8
 711 #define AR5K_DCU_RETRY_LMT_STA_DATA     0x000fc000      /* STA data failure limit. If exceeded CW reset. */
 712 #define AR5K_DCU_RETRY_LMT_STA_DATA_S   14
 713 #define AR5K_QUEUE_DFS_RETRY_LIMIT(_q)  AR5K_QUEUE_REG(AR5K_DCU_RETRY_LMT_BASE, _q)
 714 
 715 /*
 716  * DCU channel time registers
 717  */
 718 #define AR5K_DCU_CHAN_TIME_BASE         0x10c0                  /* Register Address -Queue0 DCU_CHAN_TIME */
 719 #define AR5K_DCU_CHAN_TIME_DUR          0x000fffff      /* Channel time duration */
 720 #define AR5K_DCU_CHAN_TIME_DUR_S        0
 721 #define AR5K_DCU_CHAN_TIME_ENABLE       0x00100000      /* Enable channel time */
 722 #define AR5K_QUEUE_DFS_CHANNEL_TIME(_q) AR5K_QUEUE_REG(AR5K_DCU_CHAN_TIME_BASE, _q)
 723 
 724 /*
 725  * DCU misc registers [5211+]
 726  *
 727  * Note: Arbiter lockout control controls the
 728  * behaviour on low priority queues when we have multiple queues
 729  * with pending frames. Intra-frame lockout means we wait until
 730  * the queue's current frame transmits (with post frame backoff and bursting)
 731  * before we transmit anything else and global lockout means we
 732  * wait for the whole queue to finish before higher priority queues
 733  * can transmit (this is used on beacon and CAB queues).
 734  * No lockout means there is no special handling.
 735  */
 736 #define AR5K_DCU_MISC_BASE              0x1100                  /* Register Address -Queue0 DCU_MISC */
 737 #define AR5K_DCU_MISC_BACKOFF           0x0000003f      /* Mask for backoff threshold */
 738 #define AR5K_DCU_MISC_ETS_RTS_POL       0x00000040      /* End of transmission series
 739                                                         station RTS/data failure count
 740                                                         reset policy (?) */
 741 #define AR5K_DCU_MISC_ETS_CW_POL        0x00000080      /* End of transmission series
 742                                                         CW reset policy */
 743 #define AR5K_DCU_MISC_FRAG_WAIT         0x00000100      /* Wait for next fragment */
 744 #define AR5K_DCU_MISC_BACKOFF_FRAG      0x00000200      /* Enable backoff while bursting */
 745 #define AR5K_DCU_MISC_HCFPOLL_ENABLE    0x00000800      /* CF - Poll enable */
 746 #define AR5K_DCU_MISC_BACKOFF_PERSIST   0x00001000      /* Persistent backoff */
 747 #define AR5K_DCU_MISC_FRMPRFTCH_ENABLE  0x00002000      /* Enable frame pre-fetch */
 748 #define AR5K_DCU_MISC_VIRTCOL           0x0000c000      /* Mask for Virtual Collision (?) */
 749 #define AR5K_DCU_MISC_VIRTCOL_NORMAL    0
 750 #define AR5K_DCU_MISC_VIRTCOL_IGNORE    1
 751 #define AR5K_DCU_MISC_BCN_ENABLE        0x00010000      /* Enable Beacon use */
 752 #define AR5K_DCU_MISC_ARBLOCK_CTL       0x00060000      /* Arbiter lockout control mask */
 753 #define AR5K_DCU_MISC_ARBLOCK_CTL_S     17
 754 #define AR5K_DCU_MISC_ARBLOCK_CTL_NONE          0       /* No arbiter lockout */
 755 #define AR5K_DCU_MISC_ARBLOCK_CTL_INTFRM        1       /* Intra-frame lockout */
 756 #define AR5K_DCU_MISC_ARBLOCK_CTL_GLOBAL        2       /* Global lockout */
 757 #define AR5K_DCU_MISC_ARBLOCK_IGNORE    0x00080000      /* Ignore Arbiter lockout */
 758 #define AR5K_DCU_MISC_SEQ_NUM_INCR_DIS  0x00100000      /* Disable sequence number increment */
 759 #define AR5K_DCU_MISC_POST_FR_BKOFF_DIS 0x00200000      /* Disable post-frame backoff */
 760 #define AR5K_DCU_MISC_VIRT_COLL_POLICY  0x00400000      /* Virtual Collision cw policy */
 761 #define AR5K_DCU_MISC_BLOWN_IFS_POLICY  0x00800000      /* Blown IFS policy (?) */
 762 #define AR5K_DCU_MISC_SEQNUM_CTL        0x01000000      /* Sequence number control (?) */
 763 #define AR5K_QUEUE_DFS_MISC(_q)         AR5K_QUEUE_REG(AR5K_DCU_MISC_BASE, _q)
 764 
 765 /*
 766  * DCU frame sequence number registers
 767  */
 768 #define AR5K_DCU_SEQNUM_BASE            0x1140
 769 #define AR5K_DCU_SEQNUM_M               0x00000fff
 770 #define AR5K_QUEUE_DCU_SEQNUM(_q)       AR5K_QUEUE_REG(AR5K_DCU_SEQNUM_BASE, _q)
 771 
 772 /*
 773  * DCU global IFS SIFS register
 774  */
 775 #define AR5K_DCU_GBL_IFS_SIFS   0x1030
 776 #define AR5K_DCU_GBL_IFS_SIFS_M 0x0000ffff
 777 
 778 /*
 779  * DCU global IFS slot interval register
 780  */
 781 #define AR5K_DCU_GBL_IFS_SLOT   0x1070
 782 #define AR5K_DCU_GBL_IFS_SLOT_M 0x0000ffff
 783 
 784 /*
 785  * DCU global IFS EIFS register
 786  */
 787 #define AR5K_DCU_GBL_IFS_EIFS   0x10b0
 788 #define AR5K_DCU_GBL_IFS_EIFS_M 0x0000ffff
 789 
 790 /*
 791  * DCU global IFS misc register
 792  *
 793  * LFSR stands for Linear Feedback Shift Register
 794  * and it's used for generating pseudo-random
 795  * number sequences.
 796  *
 797  * (If i understand correctly, random numbers are
 798  * used for idle sensing -multiplied with cwmin/max etc-)
 799  */
 800 #define AR5K_DCU_GBL_IFS_MISC                   0x10f0                  /* Register Address */
 801 #define AR5K_DCU_GBL_IFS_MISC_LFSR_SLICE        0x00000007      /* LFSR Slice Select */
 802 #define AR5K_DCU_GBL_IFS_MISC_TURBO_MODE        0x00000008      /* Turbo mode */
 803 #define AR5K_DCU_GBL_IFS_MISC_SIFS_DUR_USEC     0x000003f0      /* SIFS Duration mask */
 804 #define AR5K_DCU_GBL_IFS_MISC_SIFS_DUR_USEC_S   4
 805 #define AR5K_DCU_GBL_IFS_MISC_USEC_DUR          0x000ffc00      /* USEC Duration mask */
 806 #define AR5K_DCU_GBL_IFS_MISC_USEC_DUR_S        10
 807 #define AR5K_DCU_GBL_IFS_MISC_DCU_ARB_DELAY     0x00300000      /* DCU Arbiter delay mask */
 808 #define AR5K_DCU_GBL_IFS_MISC_SIFS_CNT_RST      0x00400000      /* SIFS cnt reset policy (?) */
 809 #define AR5K_DCU_GBL_IFS_MISC_AIFS_CNT_RST      0x00800000      /* AIFS cnt reset policy (?) */
 810 #define AR5K_DCU_GBL_IFS_MISC_RND_LFSR_SL_DIS   0x01000000      /* Disable random LFSR slice */
 811 
 812 /*
 813  * DCU frame prefetch control register
 814  */
 815 #define AR5K_DCU_FP                     0x1230                  /* Register Address */
 816 #define AR5K_DCU_FP_NOBURST_DCU_EN      0x00000001      /* Enable non-burst prefetch on DCU (?) */
 817 #define AR5K_DCU_FP_NOBURST_EN          0x00000010      /* Enable non-burst prefetch (?) */
 818 #define AR5K_DCU_FP_BURST_DCU_EN        0x00000020      /* Enable burst prefetch on DCU (?) */
 819 
 820 /*
 821  * DCU transmit pause control/status register
 822  */
 823 #define AR5K_DCU_TXP            0x1270                  /* Register Address */
 824 #define AR5K_DCU_TXP_M          0x000003ff      /* Tx pause mask */
 825 #define AR5K_DCU_TXP_STATUS     0x00010000      /* Tx pause status */
 826 
 827 /*
 828  * DCU transmit filter table 0 (32 entries)
 829  * each entry contains a 32bit slice of the
 830  * 128bit tx filter for each DCU (4 slices per DCU)
 831  */
 832 #define AR5K_DCU_TX_FILTER_0_BASE       0x1038
 833 #define AR5K_DCU_TX_FILTER_0(_n)        (AR5K_DCU_TX_FILTER_0_BASE + (_n * 64))
 834 
 835 /*
 836  * DCU transmit filter table 1 (16 entries)
 837  */
 838 #define AR5K_DCU_TX_FILTER_1_BASE       0x103c
 839 #define AR5K_DCU_TX_FILTER_1(_n)        (AR5K_DCU_TX_FILTER_1_BASE + (_n * 64))
 840 
 841 /*
 842  * DCU clear transmit filter register
 843  */
 844 #define AR5K_DCU_TX_FILTER_CLR  0x143c
 845 
 846 /*
 847  * DCU set transmit filter register
 848  */
 849 #define AR5K_DCU_TX_FILTER_SET  0x147c
 850 
 851 /*
 852  * Reset control register
 853  */
 854 #define AR5K_RESET_CTL          0x4000                  /* Register Address */
 855 #define AR5K_RESET_CTL_PCU      0x00000001      /* Protocol Control Unit reset */
 856 #define AR5K_RESET_CTL_DMA      0x00000002      /* DMA (Rx/Tx) reset [5210] */
 857 #define AR5K_RESET_CTL_BASEBAND 0x00000002      /* Baseband reset [5211+] */
 858 #define AR5K_RESET_CTL_MAC      0x00000004      /* MAC reset (PCU+Baseband ?) [5210] */
 859 #define AR5K_RESET_CTL_PHY      0x00000008      /* PHY reset [5210] */
 860 #define AR5K_RESET_CTL_PCI      0x00000010      /* PCI Core reset (interrupts etc) */
 861 
 862 /*
 863  * Sleep control register
 864  */
 865 #define AR5K_SLEEP_CTL                  0x4004                  /* Register Address */
 866 #define AR5K_SLEEP_CTL_SLDUR            0x0000ffff      /* Sleep duration mask */
 867 #define AR5K_SLEEP_CTL_SLDUR_S          0
 868 #define AR5K_SLEEP_CTL_SLE              0x00030000      /* Sleep enable mask */
 869 #define AR5K_SLEEP_CTL_SLE_S            16
 870 #define AR5K_SLEEP_CTL_SLE_WAKE         0x00000000      /* Force chip awake */
 871 #define AR5K_SLEEP_CTL_SLE_SLP          0x00010000      /* Force chip sleep */
 872 #define AR5K_SLEEP_CTL_SLE_ALLOW        0x00020000      /* Normal sleep policy */
 873 #define AR5K_SLEEP_CTL_SLE_UNITS        0x00000008      /* [5211+] */
 874 #define AR5K_SLEEP_CTL_DUR_TIM_POL      0x00040000      /* Sleep duration timing policy */
 875 #define AR5K_SLEEP_CTL_DUR_WRITE_POL    0x00080000      /* Sleep duration write policy */
 876 #define AR5K_SLEEP_CTL_SLE_POL          0x00100000      /* Sleep policy mode */
 877 
 878 /*
 879  * Interrupt pending register
 880  */
 881 #define AR5K_INTPEND    0x4008
 882 #define AR5K_INTPEND_M  0x00000001
 883 
 884 /*
 885  * Sleep force register
 886  */
 887 #define AR5K_SFR        0x400c
 888 #define AR5K_SFR_EN     0x00000001
 889 
 890 /*
 891  * PCI configuration register
 892  * TODO: Fix LED stuff
 893  */
 894 #define AR5K_PCICFG                     0x4010                  /* Register Address */
 895 #define AR5K_PCICFG_EEAE                0x00000001      /* Eeprom access enable [5210] */
 896 #define AR5K_PCICFG_SLEEP_CLOCK_EN      0x00000002      /* Enable sleep clock */
 897 #define AR5K_PCICFG_CLKRUNEN            0x00000004      /* CLKRUN enable [5211+] */
 898 #define AR5K_PCICFG_EESIZE              0x00000018      /* Mask for EEPROM size [5211+] */
 899 #define AR5K_PCICFG_EESIZE_S            3
 900 #define AR5K_PCICFG_EESIZE_4K           0               /* 4K */
 901 #define AR5K_PCICFG_EESIZE_8K           1               /* 8K */
 902 #define AR5K_PCICFG_EESIZE_16K          2               /* 16K */
 903 #define AR5K_PCICFG_EESIZE_FAIL         3               /* Failed to get size [5211+] */
 904 #define AR5K_PCICFG_LED                 0x00000060      /* Led status [5211+] */
 905 #define AR5K_PCICFG_LED_NONE            0x00000000      /* Default [5211+] */
 906 #define AR5K_PCICFG_LED_PEND            0x00000020      /* Scan / Auth pending */
 907 #define AR5K_PCICFG_LED_ASSOC           0x00000040      /* Associated */
 908 #define AR5K_PCICFG_BUS_SEL             0x00000380      /* Mask for "bus select" [5211+] (?) */
 909 #define AR5K_PCICFG_CBEFIX_DIS          0x00000400      /* Disable CBE fix */
 910 #define AR5K_PCICFG_SL_INTEN            0x00000800      /* Enable interrupts when asleep */
 911 #define AR5K_PCICFG_LED_BCTL            0x00001000      /* Led blink (?) [5210] */
 912 #define AR5K_PCICFG_RETRY_FIX           0x00001000      /* Enable pci core retry fix */
 913 #define AR5K_PCICFG_SL_INPEN            0x00002000      /* Sleep even with pending interrupts*/
 914 #define AR5K_PCICFG_SPWR_DN             0x00010000      /* Mask for power status */
 915 #define AR5K_PCICFG_LEDMODE             0x000e0000      /* Ledmode [5211+] */
 916 #define AR5K_PCICFG_LEDMODE_PROP        0x00000000      /* Blink on standard traffic [5211+] */
 917 #define AR5K_PCICFG_LEDMODE_PROM        0x00020000      /* Default mode (blink on any traffic) [5211+] */
 918 #define AR5K_PCICFG_LEDMODE_PWR         0x00040000      /* Some other blinking mode  (?) [5211+] */
 919 #define AR5K_PCICFG_LEDMODE_RAND        0x00060000      /* Random blinking (?) [5211+] */
 920 #define AR5K_PCICFG_LEDBLINK            0x00700000      /* Led blink rate */
 921 #define AR5K_PCICFG_LEDBLINK_S          20
 922 #define AR5K_PCICFG_LEDSLOW             0x00800000      /* Slowest led blink rate [5211+] */
 923 #define AR5K_PCICFG_LEDSTATE                            \
 924         (AR5K_PCICFG_LED | AR5K_PCICFG_LEDMODE |        \
 925         AR5K_PCICFG_LEDBLINK | AR5K_PCICFG_LEDSLOW)
 926 #define AR5K_PCICFG_SLEEP_CLOCK_RATE    0x03000000      /* Sleep clock rate */
 927 #define AR5K_PCICFG_SLEEP_CLOCK_RATE_S  24
 928 
 929 /*
 930  * "General Purpose Input/Output" (GPIO) control register
 931  *
 932  * I'm not sure about this but after looking at the code
 933  * for all chipsets here is what i got.
 934  *
 935  * We have 6 GPIOs (pins), each GPIO has 4 modes (2 bits)
 936  * Mode 0 -> always input
 937  * Mode 1 -> output when GPIODO for this GPIO is set to 0
 938  * Mode 2 -> output when GPIODO for this GPIO is set to 1
 939  * Mode 3 -> always output
 940  *
 941  * For more infos check out get_gpio/set_gpio and
 942  * set_gpio_input/set_gpio_output functs.
 943  * For more infos on gpio interrupt check out set_gpio_intr.
 944  */
 945 #define AR5K_NUM_GPIO   6
 946 
 947 #define AR5K_GPIOCR             0x4014                          /* Register Address */
 948 #define AR5K_GPIOCR_INT_ENA     0x00008000              /* Enable GPIO interrupt */
 949 #define AR5K_GPIOCR_INT_SELL    0x00000000              /* Generate interrupt when pin is low */
 950 #define AR5K_GPIOCR_INT_SELH    0x00010000              /* Generate interrupt when pin is high */
 951 #define AR5K_GPIOCR_IN(n)       (0 << ((n) * 2))        /* Mode 0 for pin n */
 952 #define AR5K_GPIOCR_OUT0(n)     (1 << ((n) * 2))        /* Mode 1 for pin n */
 953 #define AR5K_GPIOCR_OUT1(n)     (2 << ((n) * 2))        /* Mode 2 for pin n */
 954 #define AR5K_GPIOCR_OUT(n)      (3 << ((n) * 2))        /* Mode 3 for pin n */
 955 #define AR5K_GPIOCR_INT_SEL(n)  ((n) << 12)             /* Interrupt for GPIO pin n */
 956 
 957 /*
 958  * "General Purpose Input/Output" (GPIO) data output register
 959  */
 960 #define AR5K_GPIODO     0x4018
 961 
 962 /*
 963  * "General Purpose Input/Output" (GPIO) data input register
 964  */
 965 #define AR5K_GPIODI     0x401c
 966 #define AR5K_GPIODI_M   0x0000002f
 967 
 968 /*
 969  * Silicon revision register
 970  */
 971 #define AR5K_SREV               0x4020                  /* Register Address */
 972 #define AR5K_SREV_REV           0x0000000f      /* Mask for revision */
 973 #define AR5K_SREV_REV_S         0
 974 #define AR5K_SREV_VER           0x000000ff      /* Mask for version */
 975 #define AR5K_SREV_VER_S         4
 976 
 977 /*
 978  * TXE write posting register
 979  */
 980 #define AR5K_TXEPOST    0x4028
 981 
 982 /*
 983  * QCU sleep mask
 984  */
 985 #define AR5K_QCU_SLEEP_MASK     0x402c
 986 
 987 /* 0x4068 is compression buffer configuration
 988  * register on 5414 and pm configuration register
 989  * on 5424 and newer pci-e chips. */
 990 
 991 /*
 992  * Compression buffer configuration
 993  * register (enable/disable) [5414]
 994  */
 995 #define AR5K_5414_CBCFG         0x4068
 996 #define AR5K_5414_CBCFG_BUF_DIS 0x10    /* Disable buffer */
 997 
 998 /*
 999  * PCI-E Power management configuration
1000  * and status register [5424+]
1001  */
1002 #define AR5K_PCIE_PM_CTL                0x4068                  /* Register address */
1003 /* Only 5424 */
1004 #define AR5K_PCIE_PM_CTL_L1_WHEN_D2     0x00000001      /* enable PCIe core enter L1
1005                                                         when d2_sleep_en is asserted */
1006 #define AR5K_PCIE_PM_CTL_L0_L0S_CLEAR   0x00000002      /* Clear L0 and L0S counters */
1007 #define AR5K_PCIE_PM_CTL_L0_L0S_EN      0x00000004      /* Start L0 nd L0S counters */
1008 #define AR5K_PCIE_PM_CTL_LDRESET_EN     0x00000008      /* Enable reset when link goes
1009                                                         down */
1010 /* Wake On Wireless */
1011 #define AR5K_PCIE_PM_CTL_PME_EN         0x00000010      /* PME Enable */
1012 #define AR5K_PCIE_PM_CTL_AUX_PWR_DET    0x00000020      /* Aux power detect */
1013 #define AR5K_PCIE_PM_CTL_PME_CLEAR      0x00000040      /* Clear PME */
1014 #define AR5K_PCIE_PM_CTL_PSM_D0         0x00000080
1015 #define AR5K_PCIE_PM_CTL_PSM_D1         0x00000100
1016 #define AR5K_PCIE_PM_CTL_PSM_D2         0x00000200
1017 #define AR5K_PCIE_PM_CTL_PSM_D3         0x00000400
1018 
1019 /*
1020  * PCI-E Workaround enable register
1021  */
1022 #define AR5K_PCIE_WAEN  0x407c
1023 
1024 /*
1025  * PCI-E Serializer/Deserializer
1026  * registers
1027  */
1028 #define AR5K_PCIE_SERDES        0x4080
1029 #define AR5K_PCIE_SERDES_RESET  0x4084
1030 
1031 /*====EEPROM REGISTERS====*/
1032 
1033 /*
1034  * EEPROM access registers
1035  *
1036  * Here we got a difference between 5210/5211-12
1037  * read data register for 5210 is at 0x6800 and
1038  * status register is at 0x6c00. There is also
1039  * no eeprom command register on 5210 and the
1040  * offsets are different.
1041  *
1042  * To read eeprom data for a specific offset:
1043  * 5210 - enable eeprom access (AR5K_PCICFG_EEAE)
1044  *        read AR5K_EEPROM_BASE +(4 * offset)
1045  *        check the eeprom status register
1046  *        and read eeprom data register.
1047  *
1048  * 5211 - write offset to AR5K_EEPROM_BASE
1049  * 5212   write AR5K_EEPROM_CMD_READ on AR5K_EEPROM_CMD
1050  *        check the eeprom status register
1051  *        and read eeprom data register.
1052  *
1053  * To write eeprom data for a specific offset:
1054  * 5210 - enable eeprom access (AR5K_PCICFG_EEAE)
1055  *        write data to AR5K_EEPROM_BASE +(4 * offset)
1056  *        check the eeprom status register
1057  * 5211 - write AR5K_EEPROM_CMD_RESET on AR5K_EEPROM_CMD
1058  * 5212   write offset to AR5K_EEPROM_BASE
1059  *        write data to data register
1060  *        write AR5K_EEPROM_CMD_WRITE on AR5K_EEPROM_CMD
1061  *        check the eeprom status register
1062  *
1063  * For more infos check eeprom_* functs and the ar5k.c
1064  * file posted in madwifi-devel mailing list.
1065  * http://sourceforge.net/mailarchive/message.php?msg_id=8966525
1066  *
1067  */
1068 #define AR5K_EEPROM_BASE        0x6000
1069 
1070 /*
1071  * EEPROM data register
1072  */
1073 #define AR5K_EEPROM_DATA_5211   0x6004
1074 #define AR5K_EEPROM_DATA_5210   0x6800
1075 #define AR5K_EEPROM_DATA        (ah->ah_version == AR5K_AR5210 ? \
1076                                 AR5K_EEPROM_DATA_5210 : AR5K_EEPROM_DATA_5211)
1077 
1078 /*
1079  * EEPROM command register
1080  */
1081 #define AR5K_EEPROM_CMD         0x6008                  /* Register Address */
1082 #define AR5K_EEPROM_CMD_READ    0x00000001      /* EEPROM read */
1083 #define AR5K_EEPROM_CMD_WRITE   0x00000002      /* EEPROM write */
1084 #define AR5K_EEPROM_CMD_RESET   0x00000004      /* EEPROM reset */
1085 
1086 /*
1087  * EEPROM status register
1088  */
1089 #define AR5K_EEPROM_STAT_5210   0x6c00                  /* Register Address [5210] */
1090 #define AR5K_EEPROM_STAT_5211   0x600c                  /* Register Address [5211+] */
1091 #define AR5K_EEPROM_STATUS      (ah->ah_version == AR5K_AR5210 ? \
1092                                 AR5K_EEPROM_STAT_5210 : AR5K_EEPROM_STAT_5211)
1093 #define AR5K_EEPROM_STAT_RDERR  0x00000001      /* EEPROM read failed */
1094 #define AR5K_EEPROM_STAT_RDDONE 0x00000002      /* EEPROM read successful */
1095 #define AR5K_EEPROM_STAT_WRERR  0x00000004      /* EEPROM write failed */
1096 #define AR5K_EEPROM_STAT_WRDONE 0x00000008      /* EEPROM write successful */
1097 
1098 /*
1099  * EEPROM config register
1100  */
1101 #define AR5K_EEPROM_CFG                 0x6010                  /* Register Address */
1102 #define AR5K_EEPROM_CFG_SIZE            0x00000003              /* Size determination override */
1103 #define AR5K_EEPROM_CFG_SIZE_AUTO       0
1104 #define AR5K_EEPROM_CFG_SIZE_4KBIT      1
1105 #define AR5K_EEPROM_CFG_SIZE_8KBIT      2
1106 #define AR5K_EEPROM_CFG_SIZE_16KBIT     3
1107 #define AR5K_EEPROM_CFG_WR_WAIT_DIS     0x00000004      /* Disable write wait */
1108 #define AR5K_EEPROM_CFG_CLK_RATE        0x00000018      /* Clock rate */
1109 #define AR5K_EEPROM_CFG_CLK_RATE_S              3
1110 #define AR5K_EEPROM_CFG_CLK_RATE_156KHZ 0
1111 #define AR5K_EEPROM_CFG_CLK_RATE_312KHZ 1
1112 #define AR5K_EEPROM_CFG_CLK_RATE_625KHZ 2
1113 #define AR5K_EEPROM_CFG_PROT_KEY        0x00ffff00      /* Protection key */
1114 #define AR5K_EEPROM_CFG_PROT_KEY_S      8
1115 #define AR5K_EEPROM_CFG_LIND_EN         0x01000000      /* Enable length indicator (?) */
1116 
1117 
1118 /*
1119  * TODO: Wake On Wireless registers
1120  * Range 0x7000 - 0x7ce0
1121  */
1122 
1123 /*
1124  * Protocol Control Unit (PCU) registers
1125  */
1126 /*
1127  * Used for checking initial register writes
1128  * during channel reset (see reset func)
1129  */
1130 #define AR5K_PCU_MIN    0x8000
1131 #define AR5K_PCU_MAX    0x8fff
1132 
1133 /*
1134  * First station id register (Lower 32 bits of MAC address)
1135  */
1136 #define AR5K_STA_ID0            0x8000
1137 #define AR5K_STA_ID0_ARRD_L32   0xffffffff
1138 
1139 /*
1140  * Second station id register (Upper 16 bits of MAC address + PCU settings)
1141  */
1142 #define AR5K_STA_ID1                    0x8004                  /* Register Address */
1143 #define AR5K_STA_ID1_ADDR_U16           0x0000ffff      /* Upper 16 bits of MAC address */
1144 #define AR5K_STA_ID1_AP                 0x00010000      /* Set AP mode */
1145 #define AR5K_STA_ID1_ADHOC              0x00020000      /* Set Ad-Hoc mode */
1146 #define AR5K_STA_ID1_PWR_SV             0x00040000      /* Power save reporting */
1147 #define AR5K_STA_ID1_NO_KEYSRCH         0x00080000      /* No key search */
1148 #define AR5K_STA_ID1_NO_PSPOLL          0x00100000      /* No power save polling [5210] */
1149 #define AR5K_STA_ID1_PCF_5211           0x00100000      /* Enable PCF on [5211+] */
1150 #define AR5K_STA_ID1_PCF_5210           0x00200000      /* Enable PCF on [5210]*/
1151 #define AR5K_STA_ID1_PCF                (ah->ah_version == AR5K_AR5210 ? \
1152                                         AR5K_STA_ID1_PCF_5210 : AR5K_STA_ID1_PCF_5211)
1153 #define AR5K_STA_ID1_DEFAULT_ANTENNA    0x00200000      /* Use default antenna */
1154 #define AR5K_STA_ID1_DESC_ANTENNA       0x00400000      /* Update antenna from descriptor */
1155 #define AR5K_STA_ID1_RTS_DEF_ANTENNA    0x00800000      /* Use default antenna for RTS */
1156 #define AR5K_STA_ID1_ACKCTS_6MB         0x01000000      /* Rate to use for ACK/CTS. 0: highest mandatory rate <= RX rate; 1: 1Mbps in B mode */
1157 #define AR5K_STA_ID1_BASE_RATE_11B      0x02000000      /* 802.11b base rate. 0: 1, 2, 5.5 and 11Mbps; 1: 1 and 2Mbps. [5211+] */
1158 #define AR5K_STA_ID1_SELFGEN_DEF_ANT    0x04000000      /* Use def. antenna for self generated frames */
1159 #define AR5K_STA_ID1_CRYPT_MIC_EN       0x08000000      /* Enable MIC */
1160 #define AR5K_STA_ID1_KEYSRCH_MODE       0x10000000      /* Look up key when key id != 0 */
1161 #define AR5K_STA_ID1_PRESERVE_SEQ_NUM   0x20000000      /* Preserve sequence number */
1162 #define AR5K_STA_ID1_CBCIV_ENDIAN       0x40000000      /* ??? */
1163 #define AR5K_STA_ID1_KEYSRCH_MCAST      0x80000000      /* Do key cache search for mcast frames */
1164 
1165 #define AR5K_STA_ID1_ANTENNA_SETTINGS   (AR5K_STA_ID1_DEFAULT_ANTENNA | \
1166                                         AR5K_STA_ID1_DESC_ANTENNA | \
1167                                         AR5K_STA_ID1_RTS_DEF_ANTENNA | \
1168                                         AR5K_STA_ID1_SELFGEN_DEF_ANT)
1169 
1170 /*
1171  * First BSSID register (MAC address, lower 32bits)
1172  */
1173 #define AR5K_BSS_ID0    0x8008
1174 
1175 /*
1176  * Second BSSID register (MAC address in upper 16 bits)
1177  *
1178  * AID: Association ID
1179  */
1180 #define AR5K_BSS_ID1            0x800c
1181 #define AR5K_BSS_ID1_AID        0xffff0000
1182 #define AR5K_BSS_ID1_AID_S      16
1183 
1184 /*
1185  * Backoff slot time register
1186  */
1187 #define AR5K_SLOT_TIME  0x8010
1188 
1189 /*
1190  * ACK/CTS timeout register
1191  */
1192 #define AR5K_TIME_OUT           0x8014                  /* Register Address */
1193 #define AR5K_TIME_OUT_ACK       0x00001fff      /* ACK timeout mask */
1194 #define AR5K_TIME_OUT_ACK_S     0
1195 #define AR5K_TIME_OUT_CTS       0x1fff0000      /* CTS timeout mask */
1196 #define AR5K_TIME_OUT_CTS_S     16
1197 
1198 /*
1199  * RSSI threshold register
1200  */
1201 #define AR5K_RSSI_THR                   0x8018          /* Register Address */
1202 #define AR5K_RSSI_THR_M                 0x000000ff      /* Mask for RSSI threshold [5211+] */
1203 #define AR5K_RSSI_THR_BMISS_5210        0x00000700      /* Mask for Beacon Missed threshold [5210] */
1204 #define AR5K_RSSI_THR_BMISS_5210_S      8
1205 #define AR5K_RSSI_THR_BMISS_5211        0x0000ff00      /* Mask for Beacon Missed threshold [5211+] */
1206 #define AR5K_RSSI_THR_BMISS_5211_S      8
1207 #define AR5K_RSSI_THR_BMISS             (ah->ah_version == AR5K_AR5210 ? \
1208                                         AR5K_RSSI_THR_BMISS_5210 : AR5K_RSSI_THR_BMISS_5211)
1209 #define AR5K_RSSI_THR_BMISS_S           8
1210 
1211 /*
1212  * 5210 has more PCU registers because there is no QCU/DCU
1213  * so queue parameters are set here, this way a lot common
1214  * registers have different address for 5210. To make things
1215  * easier we define a macro based on ah->ah_version for common
1216  * registers with different addresses and common flags.
1217  */
1218 
1219 /*
1220  * Retry limit register
1221  *
1222  * Retry limit register for 5210 (no QCU/DCU so it's done in PCU)
1223  */
1224 #define AR5K_NODCU_RETRY_LMT            0x801c                  /* Register Address */
1225 #define AR5K_NODCU_RETRY_LMT_SH_RETRY   0x0000000f      /* Short retry limit mask */
1226 #define AR5K_NODCU_RETRY_LMT_SH_RETRY_S 0
1227 #define AR5K_NODCU_RETRY_LMT_LG_RETRY   0x000000f0      /* Long retry mask */
1228 #define AR5K_NODCU_RETRY_LMT_LG_RETRY_S 4
1229 #define AR5K_NODCU_RETRY_LMT_SSH_RETRY  0x00003f00      /* Station short retry limit mask */
1230 #define AR5K_NODCU_RETRY_LMT_SSH_RETRY_S        8
1231 #define AR5K_NODCU_RETRY_LMT_SLG_RETRY  0x000fc000      /* Station long retry limit mask */
1232 #define AR5K_NODCU_RETRY_LMT_SLG_RETRY_S        14
1233 #define AR5K_NODCU_RETRY_LMT_CW_MIN     0x3ff00000      /* Minimum contention window mask */
1234 #define AR5K_NODCU_RETRY_LMT_CW_MIN_S   20
1235 
1236 /*
1237  * Transmit latency register
1238  */
1239 #define AR5K_USEC_5210                  0x8020                  /* Register Address [5210] */
1240 #define AR5K_USEC_5211                  0x801c                  /* Register Address [5211+] */
1241 #define AR5K_USEC                       (ah->ah_version == AR5K_AR5210 ? \
1242                                         AR5K_USEC_5210 : AR5K_USEC_5211)
1243 #define AR5K_USEC_1                     0x0000007f      /* clock cycles for 1us */
1244 #define AR5K_USEC_1_S                   0
1245 #define AR5K_USEC_32                    0x00003f80      /* clock cycles for 1us while on 32MHz clock */
1246 #define AR5K_USEC_32_S                  7
1247 #define AR5K_USEC_TX_LATENCY_5211       0x007fc000
1248 #define AR5K_USEC_TX_LATENCY_5211_S     14
1249 #define AR5K_USEC_RX_LATENCY_5211       0x1f800000
1250 #define AR5K_USEC_RX_LATENCY_5211_S     23
1251 #define AR5K_USEC_TX_LATENCY_5210       0x000fc000      /* also for 5311 */
1252 #define AR5K_USEC_TX_LATENCY_5210_S     14
1253 #define AR5K_USEC_RX_LATENCY_5210       0x03f00000      /* also for 5311 */
1254 #define AR5K_USEC_RX_LATENCY_5210_S     20
1255 
1256 /*
1257  * PCU beacon control register
1258  */
1259 #define AR5K_BEACON_5210        0x8024                  /*Register Address [5210] */
1260 #define AR5K_BEACON_5211        0x8020                  /*Register Address [5211+] */
1261 #define AR5K_BEACON             (ah->ah_version == AR5K_AR5210 ? \
1262                                 AR5K_BEACON_5210 : AR5K_BEACON_5211)
1263 #define AR5K_BEACON_PERIOD      0x0000ffff      /* Mask for beacon period */
1264 #define AR5K_BEACON_PERIOD_S    0
1265 #define AR5K_BEACON_TIM         0x007f0000      /* Mask for TIM offset */
1266 #define AR5K_BEACON_TIM_S       16
1267 #define AR5K_BEACON_ENABLE      0x00800000      /* Enable beacons */
1268 #define AR5K_BEACON_RESET_TSF   0x01000000      /* Force TSF reset */
1269 
1270 /*
1271  * CFP period register
1272  */
1273 #define AR5K_CFP_PERIOD_5210    0x8028
1274 #define AR5K_CFP_PERIOD_5211    0x8024
1275 #define AR5K_CFP_PERIOD         (ah->ah_version == AR5K_AR5210 ? \
1276                                 AR5K_CFP_PERIOD_5210 : AR5K_CFP_PERIOD_5211)
1277 
1278 /*
1279  * Next beacon time register
1280  */
1281 #define AR5K_TIMER0_5210        0x802c
1282 #define AR5K_TIMER0_5211        0x8028
1283 #define AR5K_TIMER0             (ah->ah_version == AR5K_AR5210 ? \
1284                                 AR5K_TIMER0_5210 : AR5K_TIMER0_5211)
1285 
1286 /*
1287  * Next DMA beacon alert register
1288  */
1289 #define AR5K_TIMER1_5210        0x8030
1290 #define AR5K_TIMER1_5211        0x802c
1291 #define AR5K_TIMER1             (ah->ah_version == AR5K_AR5210 ? \
1292                                 AR5K_TIMER1_5210 : AR5K_TIMER1_5211)
1293 
1294 /*
1295  * Next software beacon alert register
1296  */
1297 #define AR5K_TIMER2_5210        0x8034
1298 #define AR5K_TIMER2_5211        0x8030
1299 #define AR5K_TIMER2             (ah->ah_version == AR5K_AR5210 ? \
1300                                 AR5K_TIMER2_5210 : AR5K_TIMER2_5211)
1301 
1302 /*
1303  * Next ATIM window time register
1304  */
1305 #define AR5K_TIMER3_5210        0x8038
1306 #define AR5K_TIMER3_5211        0x8034
1307 #define AR5K_TIMER3             (ah->ah_version == AR5K_AR5210 ? \
1308                                 AR5K_TIMER3_5210 : AR5K_TIMER3_5211)
1309 
1310 
1311 /*
1312  * 5210 First inter frame spacing register (IFS)
1313  */
1314 #define AR5K_IFS0               0x8040
1315 #define AR5K_IFS0_SIFS          0x000007ff
1316 #define AR5K_IFS0_SIFS_S        0
1317 #define AR5K_IFS0_DIFS          0x007ff800
1318 #define AR5K_IFS0_DIFS_S        11
1319 
1320 /*
1321  * 5210 Second inter frame spacing register (IFS)
1322  */
1323 #define AR5K_IFS1               0x8044
1324 #define AR5K_IFS1_PIFS          0x00000fff
1325 #define AR5K_IFS1_PIFS_S        0
1326 #define AR5K_IFS1_EIFS          0x03fff000
1327 #define AR5K_IFS1_EIFS_S        12
1328 #define AR5K_IFS1_CS_EN         0x04000000
1329 #define AR5K_IFS1_CS_EN_S       26
1330 
1331 /*
1332  * CFP duration register
1333  */
1334 #define AR5K_CFP_DUR_5210       0x8048
1335 #define AR5K_CFP_DUR_5211       0x8038
1336 #define AR5K_CFP_DUR            (ah->ah_version == AR5K_AR5210 ? \
1337                                 AR5K_CFP_DUR_5210 : AR5K_CFP_DUR_5211)
1338 
1339 /*
1340  * Receive filter register
1341  */
1342 #define AR5K_RX_FILTER_5210     0x804c                  /* Register Address [5210] */
1343 #define AR5K_RX_FILTER_5211     0x803c                  /* Register Address [5211+] */
1344 #define AR5K_RX_FILTER          (ah->ah_version == AR5K_AR5210 ? \
1345                                 AR5K_RX_FILTER_5210 : AR5K_RX_FILTER_5211)
1346 #define AR5K_RX_FILTER_UCAST    0x00000001      /* Don't filter unicast frames */
1347 #define AR5K_RX_FILTER_MCAST    0x00000002      /* Don't filter multicast frames */
1348 #define AR5K_RX_FILTER_BCAST    0x00000004      /* Don't filter broadcast frames */
1349 #define AR5K_RX_FILTER_CONTROL  0x00000008      /* Don't filter control frames */
1350 #define AR5K_RX_FILTER_BEACON   0x00000010      /* Don't filter beacon frames */
1351 #define AR5K_RX_FILTER_PROM     0x00000020      /* Set promiscuous mode */
1352 #define AR5K_RX_FILTER_XRPOLL   0x00000040      /* Don't filter XR poll frame [5212+] */
1353 #define AR5K_RX_FILTER_PROBEREQ 0x00000080      /* Don't filter probe requests [5212+] */
1354 #define AR5K_RX_FILTER_PHYERR_5212      0x00000100      /* Don't filter phy errors [5212+] */
1355 #define AR5K_RX_FILTER_RADARERR_5212    0x00000200      /* Don't filter phy radar errors [5212+] */
1356 #define AR5K_RX_FILTER_PHYERR_5211      0x00000040      /* [5211] */
1357 #define AR5K_RX_FILTER_RADARERR_5211    0x00000080      /* [5211] */
1358 #define AR5K_RX_FILTER_PHYERR  \
1359         ((ah->ah_version == AR5K_AR5211 ? \
1360         AR5K_RX_FILTER_PHYERR_5211 : AR5K_RX_FILTER_PHYERR_5212))
1361 #define        AR5K_RX_FILTER_RADARERR \
1362         ((ah->ah_version == AR5K_AR5211 ? \
1363         AR5K_RX_FILTER_RADARERR_5211 : AR5K_RX_FILTER_RADARERR_5212))
1364 
1365 /*
1366  * Multicast filter register (lower 32 bits)
1367  */
1368 #define AR5K_MCAST_FILTER0_5210 0x8050
1369 #define AR5K_MCAST_FILTER0_5211 0x8040
1370 #define AR5K_MCAST_FILTER0      (ah->ah_version == AR5K_AR5210 ? \
1371                                 AR5K_MCAST_FILTER0_5210 : AR5K_MCAST_FILTER0_5211)
1372 
1373 /*
1374  * Multicast filter register (higher 16 bits)
1375  */
1376 #define AR5K_MCAST_FILTER1_5210 0x8054
1377 #define AR5K_MCAST_FILTER1_5211 0x8044
1378 #define AR5K_MCAST_FILTER1      (ah->ah_version == AR5K_AR5210 ? \
1379                                 AR5K_MCAST_FILTER1_5210 : AR5K_MCAST_FILTER1_5211)
1380 
1381 
1382 /*
1383  * Transmit mask register (lower 32 bits) [5210]
1384  */
1385 #define AR5K_TX_MASK0   0x8058
1386 
1387 /*
1388  * Transmit mask register (higher 16 bits) [5210]
1389  */
1390 #define AR5K_TX_MASK1   0x805c
1391 
1392 /*
1393  * Clear transmit mask [5210]
1394  */
1395 #define AR5K_CLR_TMASK  0x8060
1396 
1397 /*
1398  * Trigger level register (before transmission) [5210]
1399  */
1400 #define AR5K_TRIG_LVL   0x8064
1401 
1402 
1403 /*
1404  * PCU Diagnostic register
1405  *
1406  * Used for tweaking/diagnostics.
1407  */
1408 #define AR5K_DIAG_SW_5210               0x8068                  /* Register Address [5210] */
1409 #define AR5K_DIAG_SW_5211               0x8048                  /* Register Address [5211+] */
1410 #define AR5K_DIAG_SW                    (ah->ah_version == AR5K_AR5210 ? \
1411                                         AR5K_DIAG_SW_5210 : AR5K_DIAG_SW_5211)
1412 #define AR5K_DIAG_SW_DIS_WEP_ACK        0x00000001      /* Disable ACKs if WEP key is invalid */
1413 #define AR5K_DIAG_SW_DIS_ACK            0x00000002      /* Disable ACKs */
1414 #define AR5K_DIAG_SW_DIS_CTS            0x00000004      /* Disable CTSs */
1415 #define AR5K_DIAG_SW_DIS_ENC            0x00000008      /* Disable HW encryption */
1416 #define AR5K_DIAG_SW_DIS_DEC            0x00000010      /* Disable HW decryption */
1417 #define AR5K_DIAG_SW_DIS_TX_5210        0x00000020      /* Disable transmit [5210] */
1418 #define AR5K_DIAG_SW_DIS_RX_5210        0x00000040      /* Disable receive */
1419 #define AR5K_DIAG_SW_DIS_RX_5211        0x00000020
1420 #define AR5K_DIAG_SW_DIS_RX             (ah->ah_version == AR5K_AR5210 ? \
1421                                         AR5K_DIAG_SW_DIS_RX_5210 : AR5K_DIAG_SW_DIS_RX_5211)
1422 #define AR5K_DIAG_SW_LOOP_BACK_5210     0x00000080      /* TX Data Loopback (i guess it goes with DIS_TX) [5210] */
1423 #define AR5K_DIAG_SW_LOOP_BACK_5211     0x00000040
1424 #define AR5K_DIAG_SW_LOOP_BACK          (ah->ah_version == AR5K_AR5210 ? \
1425                                         AR5K_DIAG_SW_LOOP_BACK_5210 : AR5K_DIAG_SW_LOOP_BACK_5211)
1426 #define AR5K_DIAG_SW_CORR_FCS_5210      0x00000100      /* Generate invalid TX FCS */
1427 #define AR5K_DIAG_SW_CORR_FCS_5211      0x00000080
1428 #define AR5K_DIAG_SW_CORR_FCS           (ah->ah_version == AR5K_AR5210 ? \
1429                                         AR5K_DIAG_SW_CORR_FCS_5210 : AR5K_DIAG_SW_CORR_FCS_5211)
1430 #define AR5K_DIAG_SW_CHAN_INFO_5210     0x00000200      /* Add 56 bytes of channel info before the frame data in the RX buffer */
1431 #define AR5K_DIAG_SW_CHAN_INFO_5211     0x00000100
1432 #define AR5K_DIAG_SW_CHAN_INFO          (ah->ah_version == AR5K_AR5210 ? \
1433                                         AR5K_DIAG_SW_CHAN_INFO_5210 : AR5K_DIAG_SW_CHAN_INFO_5211)
1434 #define AR5K_DIAG_SW_EN_SCRAM_SEED_5210 0x00000400      /* Enable fixed scrambler seed */
1435 #define AR5K_DIAG_SW_EN_SCRAM_SEED_5211 0x00000200
1436 #define AR5K_DIAG_SW_EN_SCRAM_SEED      (ah->ah_version == AR5K_AR5210 ? \
1437                                         AR5K_DIAG_SW_EN_SCRAM_SEED_5210 : AR5K_DIAG_SW_EN_SCRAM_SEED_5211)
1438 #define AR5K_DIAG_SW_ECO_ENABLE         0x00000400      /* [5211+] */
1439 #define AR5K_DIAG_SW_SCVRAM_SEED        0x0003f800      /* [5210] */
1440 #define AR5K_DIAG_SW_SCRAM_SEED_M       0x0001fc00      /* Scrambler seed mask */
1441 #define AR5K_DIAG_SW_SCRAM_SEED_S       10
1442 #define AR5K_DIAG_SW_DIS_SEQ_INC_5210   0x00040000      /* Disable seqnum increment (?)[5210] */
1443 #define AR5K_DIAG_SW_FRAME_NV0_5210     0x00080000
1444 #define AR5K_DIAG_SW_FRAME_NV0_5211     0x00020000      /* Accept frames of non-zero protocol number */
1445 #define AR5K_DIAG_SW_FRAME_NV0          (ah->ah_version == AR5K_AR5210 ? \
1446                                         AR5K_DIAG_SW_FRAME_NV0_5210 : AR5K_DIAG_SW_FRAME_NV0_5211)
1447 #define AR5K_DIAG_SW_OBSPT_M            0x000c0000      /* Observation point select (?) */
1448 #define AR5K_DIAG_SW_OBSPT_S            18
1449 #define AR5K_DIAG_SW_RX_CLEAR_HIGH      0x00100000      /* Ignore carrier sense */
1450 #define AR5K_DIAG_SW_IGNORE_CARR_SENSE  0x00200000      /* Ignore virtual carrier sense */
1451 #define AR5K_DIAG_SW_CHANNEL_IDLE_HIGH  0x00400000      /* Force channel idle high */
1452 #define AR5K_DIAG_SW_PHEAR_ME           0x00800000      /* ??? */
1453 
1454 /*
1455  * TSF (clock) register (lower 32 bits)
1456  */
1457 #define AR5K_TSF_L32_5210       0x806c
1458 #define AR5K_TSF_L32_5211       0x804c
1459 #define AR5K_TSF_L32            (ah->ah_version == AR5K_AR5210 ? \
1460                                 AR5K_TSF_L32_5210 : AR5K_TSF_L32_5211)
1461 
1462 /*
1463  * TSF (clock) register (higher 32 bits)
1464  */
1465 #define AR5K_TSF_U32_5210       0x8070
1466 #define AR5K_TSF_U32_5211       0x8050
1467 #define AR5K_TSF_U32            (ah->ah_version == AR5K_AR5210 ? \
1468                                 AR5K_TSF_U32_5210 : AR5K_TSF_U32_5211)
1469 
1470 /*
1471  * Last beacon timestamp register (Read Only)
1472  */
1473 #define AR5K_LAST_TSTP  0x8080
1474 
1475 /*
1476  * ADDAC test register [5211+]
1477  */
1478 #define AR5K_ADDAC_TEST                 0x8054                  /* Register Address */
1479 #define AR5K_ADDAC_TEST_TXCONT          0x00000001      /* Test continuous tx */
1480 #define AR5K_ADDAC_TEST_TST_MODE        0x00000002      /* Test mode */
1481 #define AR5K_ADDAC_TEST_LOOP_EN         0x00000004      /* Enable loop */
1482 #define AR5K_ADDAC_TEST_LOOP_LEN        0x00000008      /* Loop length (field) */
1483 #define AR5K_ADDAC_TEST_USE_U8          0x00004000      /* Use upper 8 bits */
1484 #define AR5K_ADDAC_TEST_MSB             0x00008000      /* State of MSB */
1485 #define AR5K_ADDAC_TEST_TRIG_SEL        0x00010000      /* Trigger select */
1486 #define AR5K_ADDAC_TEST_TRIG_PTY        0x00020000      /* Trigger polarity */
1487 #define AR5K_ADDAC_TEST_RXCONT          0x00040000      /* Continuous capture */
1488 #define AR5K_ADDAC_TEST_CAPTURE         0x00080000      /* Begin capture */
1489 #define AR5K_ADDAC_TEST_TST_ARM         0x00100000      /* ARM rx buffer for capture */
1490 
1491 /*
1492  * Default antenna register [5211+]
1493  */
1494 #define AR5K_DEFAULT_ANTENNA    0x8058
1495 
1496 /*
1497  * Frame control QoS mask register (?) [5211+]
1498  * (FC_QOS_MASK)
1499  */
1500 #define AR5K_FRAME_CTL_QOSM     0x805c
1501 
1502 /*
1503  * Seq mask register (?) [5211+]
1504  */
1505 #define AR5K_SEQ_MASK   0x8060
1506 
1507 /*
1508  * Retry count register [5210]
1509  */
1510 #define AR5K_RETRY_CNT          0x8084                  /* Register Address [5210] */
1511 #define AR5K_RETRY_CNT_SSH      0x0000003f      /* Station short retry count (?) */
1512 #define AR5K_RETRY_CNT_SLG      0x00000fc0      /* Station long retry count (?) */
1513 
1514 /*
1515  * Back-off status register [5210]
1516  */
1517 #define AR5K_BACKOFF            0x8088                  /* Register Address [5210] */
1518 #define AR5K_BACKOFF_CW         0x000003ff      /* Backoff Contention Window (?) */
1519 #define AR5K_BACKOFF_CNT        0x03ff0000      /* Backoff count (?) */
1520 
1521 
1522 
1523 /*
1524  * NAV register (current)
1525  */
1526 #define AR5K_NAV_5210           0x808c
1527 #define AR5K_NAV_5211           0x8084
1528 #define AR5K_NAV                (ah->ah_version == AR5K_AR5210 ? \
1529                                 AR5K_NAV_5210 : AR5K_NAV_5211)
1530 
1531 /*
1532  * MIB counters:
1533  *
1534  * max value is 0xc000, if this is reached we get a MIB interrupt.
1535  * they can be controlled via AR5K_MIBC and are cleared on read.
1536  */
1537 
1538 /*
1539  * RTS success (MIB counter)
1540  */
1541 #define AR5K_RTS_OK_5210        0x8090
1542 #define AR5K_RTS_OK_5211        0x8088
1543 #define AR5K_RTS_OK             (ah->ah_version == AR5K_AR5210 ? \
1544                                 AR5K_RTS_OK_5210 : AR5K_RTS_OK_5211)
1545 
1546 /*
1547  * RTS failure (MIB counter)
1548  */
1549 #define AR5K_RTS_FAIL_5210      0x8094
1550 #define AR5K_RTS_FAIL_5211      0x808c
1551 #define AR5K_RTS_FAIL           (ah->ah_version == AR5K_AR5210 ? \
1552                                 AR5K_RTS_FAIL_5210 : AR5K_RTS_FAIL_5211)
1553 
1554 /*
1555  * ACK failure (MIB counter)
1556  */
1557 #define AR5K_ACK_FAIL_5210      0x8098
1558 #define AR5K_ACK_FAIL_5211      0x8090
1559 #define AR5K_ACK_FAIL           (ah->ah_version == AR5K_AR5210 ? \
1560                                 AR5K_ACK_FAIL_5210 : AR5K_ACK_FAIL_5211)
1561 
1562 /*
1563  * FCS failure (MIB counter)
1564  */
1565 #define AR5K_FCS_FAIL_5210      0x809c
1566 #define AR5K_FCS_FAIL_5211      0x8094
1567 #define AR5K_FCS_FAIL           (ah->ah_version == AR5K_AR5210 ? \
1568                                 AR5K_FCS_FAIL_5210 : AR5K_FCS_FAIL_5211)
1569 
1570 /*
1571  * Beacon count register
1572  */
1573 #define AR5K_BEACON_CNT_5210    0x80a0
1574 #define AR5K_BEACON_CNT_5211    0x8098
1575 #define AR5K_BEACON_CNT         (ah->ah_version == AR5K_AR5210 ? \
1576                                 AR5K_BEACON_CNT_5210 : AR5K_BEACON_CNT_5211)
1577 
1578 
1579 /*===5212 Specific PCU registers===*/
1580 
1581 /*
1582  * Transmit power control register
1583  */
1584 #define AR5K_TPC                        0x80e8
1585 #define AR5K_TPC_ACK                    0x0000003f      /* ack frames */
1586 #define AR5K_TPC_ACK_S                  0
1587 #define AR5K_TPC_CTS                    0x00003f00      /* cts frames */
1588 #define AR5K_TPC_CTS_S                  8
1589 #define AR5K_TPC_CHIRP                  0x003f0000      /* chirp frames */
1590 #define AR5K_TPC_CHIRP_S                16
1591 #define AR5K_TPC_DOPPLER                0x0f000000      /* doppler chirp span */
1592 #define AR5K_TPC_DOPPLER_S              24
1593 
1594 /*
1595  * XR (eXtended Range) mode register
1596  */
1597 #define AR5K_XRMODE                     0x80c0                  /* Register Address */
1598 #define AR5K_XRMODE_POLL_TYPE_M         0x0000003f      /* Mask for Poll type (?) */
1599 #define AR5K_XRMODE_POLL_TYPE_S         0
1600 #define AR5K_XRMODE_POLL_SUBTYPE_M      0x0000003c      /* Mask for Poll subtype (?) */
1601 #define AR5K_XRMODE_POLL_SUBTYPE_S      2
1602 #define AR5K_XRMODE_POLL_WAIT_ALL       0x00000080      /* Wait for poll */
1603 #define AR5K_XRMODE_SIFS_DELAY          0x000fff00      /* Mask for SIFS delay */
1604 #define AR5K_XRMODE_FRAME_HOLD_M        0xfff00000      /* Mask for frame hold (?) */
1605 #define AR5K_XRMODE_FRAME_HOLD_S        20
1606 
1607 /*
1608  * XR delay register
1609  */
1610 #define AR5K_XRDELAY                    0x80c4                  /* Register Address */
1611 #define AR5K_XRDELAY_SLOT_DELAY_M       0x0000ffff      /* Mask for slot delay */
1612 #define AR5K_XRDELAY_SLOT_DELAY_S       0
1613 #define AR5K_XRDELAY_CHIRP_DELAY_M      0xffff0000      /* Mask for CHIRP data delay */
1614 #define AR5K_XRDELAY_CHIRP_DELAY_S      16
1615 
1616 /*
1617  * XR timeout register
1618  */
1619 #define AR5K_XRTIMEOUT                  0x80c8                  /* Register Address */
1620 #define AR5K_XRTIMEOUT_CHIRP_M          0x0000ffff      /* Mask for CHIRP timeout */
1621 #define AR5K_XRTIMEOUT_CHIRP_S          0
1622 #define AR5K_XRTIMEOUT_POLL_M           0xffff0000      /* Mask for Poll timeout */
1623 #define AR5K_XRTIMEOUT_POLL_S           16
1624 
1625 /*
1626  * XR chirp register
1627  */
1628 #define AR5K_XRCHIRP                    0x80cc                  /* Register Address */
1629 #define AR5K_XRCHIRP_SEND               0x00000001      /* Send CHIRP */
1630 #define AR5K_XRCHIRP_GAP                0xffff0000      /* Mask for CHIRP gap (?) */
1631 
1632 /*
1633  * XR stomp register
1634  */
1635 #define AR5K_XRSTOMP                    0x80d0                  /* Register Address */
1636 #define AR5K_XRSTOMP_TX                 0x00000001      /* Stomp Tx (?) */
1637 #define AR5K_XRSTOMP_RX                 0x00000002      /* Stomp Rx (?) */
1638 #define AR5K_XRSTOMP_TX_RSSI            0x00000004      /* Stomp Tx RSSI (?) */
1639 #define AR5K_XRSTOMP_TX_BSSID           0x00000008      /* Stomp Tx BSSID (?) */
1640 #define AR5K_XRSTOMP_DATA               0x00000010      /* Stomp data (?)*/
1641 #define AR5K_XRSTOMP_RSSI_THRES         0x0000ff00      /* Mask for XR RSSI threshold */
1642 
1643 /*
1644  * First enhanced sleep register
1645  */
1646 #define AR5K_SLEEP0                     0x80d4                  /* Register Address */
1647 #define AR5K_SLEEP0_NEXT_DTIM           0x0007ffff      /* Mask for next DTIM (?) */
1648 #define AR5K_SLEEP0_NEXT_DTIM_S         0
1649 #define AR5K_SLEEP0_ASSUME_DTIM         0x00080000      /* Assume DTIM */
1650 #define AR5K_SLEEP0_ENH_SLEEP_EN        0x00100000      /* Enable enhanced sleep control */
1651 #define AR5K_SLEEP0_CABTO               0xff000000      /* Mask for CAB Time Out */
1652 #define AR5K_SLEEP0_CABTO_S             24
1653 
1654 /*
1655  * Second enhanced sleep register
1656  */
1657 #define AR5K_SLEEP1                     0x80d8                  /* Register Address */
1658 #define AR5K_SLEEP1_NEXT_TIM            0x0007ffff      /* Mask for next TIM (?) */
1659 #define AR5K_SLEEP1_NEXT_TIM_S          0
1660 #define AR5K_SLEEP1_BEACON_TO           0xff000000      /* Mask for Beacon Time Out */
1661 #define AR5K_SLEEP1_BEACON_TO_S         24
1662 
1663 /*
1664  * Third enhanced sleep register
1665  */
1666 #define AR5K_SLEEP2                     0x80dc                  /* Register Address */
1667 #define AR5K_SLEEP2_TIM_PER             0x0000ffff      /* Mask for TIM period (?) */
1668 #define AR5K_SLEEP2_TIM_PER_S           0
1669 #define AR5K_SLEEP2_DTIM_PER            0xffff0000      /* Mask for DTIM period (?) */
1670 #define AR5K_SLEEP2_DTIM_PER_S          16
1671 
1672 /*
1673  * TX power control (TPC) register
1674  *
1675  * XXX: PCDAC steps (0.5dBm) or dBm ?
1676  *
1677  */
1678 #define AR5K_TXPC                       0x80e8                  /* Register Address */
1679 #define AR5K_TXPC_ACK_M                 0x0000003f      /* ACK tx power */
1680 #define AR5K_TXPC_ACK_S                 0
1681 #define AR5K_TXPC_CTS_M                 0x00003f00      /* CTS tx power */
1682 #define AR5K_TXPC_CTS_S                 8
1683 #define AR5K_TXPC_CHIRP_M               0x003f0000      /* CHIRP tx power */
1684 #define AR5K_TXPC_CHIRP_S               16
1685 #define AR5K_TXPC_DOPPLER               0x0f000000      /* Doppler chirp span (?) */
1686 #define AR5K_TXPC_DOPPLER_S             24
1687 
1688 /*
1689  * Profile count registers
1690  *
1691  * These registers can be cleared and frozen with ATH5K_MIBC, but they do not
1692  * generate a MIB interrupt.
1693  * Instead of overflowing, they shift by one bit to the right. All registers
1694  * shift together, i.e. when one reaches the max, all shift at the same time by
1695  * one bit to the right. This way we should always get consistent values.
1696  */
1697 #define AR5K_PROFCNT_TX                 0x80ec  /* Tx count */
1698 #define AR5K_PROFCNT_RX                 0x80f0  /* Rx count */
1699 #define AR5K_PROFCNT_RXCLR              0x80f4  /* Busy count */
1700 #define AR5K_PROFCNT_CYCLE              0x80f8  /* Cycle counter */
1701 
1702 /*
1703  * Quiet period control registers
1704  */
1705 #define AR5K_QUIET_CTL1                 0x80fc                  /* Register Address */
1706 #define AR5K_QUIET_CTL1_NEXT_QT_TSF     0x0000ffff      /* Next quiet period TSF (TU) */
1707 #define AR5K_QUIET_CTL1_NEXT_QT_TSF_S   0
1708 #define AR5K_QUIET_CTL1_QT_EN           0x00010000      /* Enable quiet period */
1709 #define AR5K_QUIET_CTL1_ACK_CTS_EN      0x00020000      /* Send ACK/CTS during quiet period */
1710 
1711 #define AR5K_QUIET_CTL2                 0x8100                  /* Register Address */
1712 #define AR5K_QUIET_CTL2_QT_PER          0x0000ffff      /* Mask for quiet period periodicity */
1713 #define AR5K_QUIET_CTL2_QT_PER_S        0
1714 #define AR5K_QUIET_CTL2_QT_DUR          0xffff0000      /* Mask for quiet period duration */
1715 #define AR5K_QUIET_CTL2_QT_DUR_S        16
1716 
1717 /*
1718  * TSF parameter register
1719  */
1720 #define AR5K_TSF_PARM                   0x8104                  /* Register Address */
1721 #define AR5K_TSF_PARM_INC               0x000000ff      /* Mask for TSF increment */
1722 #define AR5K_TSF_PARM_INC_S             0
1723 
1724 /*
1725  * QoS NOACK policy
1726  */
1727 #define AR5K_QOS_NOACK                  0x8108                  /* Register Address */
1728 #define AR5K_QOS_NOACK_2BIT_VALUES      0x0000000f      /* ??? */
1729 #define AR5K_QOS_NOACK_2BIT_VALUES_S    0
1730 #define AR5K_QOS_NOACK_BIT_OFFSET       0x00000070      /* ??? */
1731 #define AR5K_QOS_NOACK_BIT_OFFSET_S     4
1732 #define AR5K_QOS_NOACK_BYTE_OFFSET      0x00000180      /* ??? */
1733 #define AR5K_QOS_NOACK_BYTE_OFFSET_S    7
1734 
1735 /*
1736  * PHY error filter register
1737  */
1738 #define AR5K_PHY_ERR_FIL                0x810c
1739 #define AR5K_PHY_ERR_FIL_RADAR          0x00000020      /* Radar signal */
1740 #define AR5K_PHY_ERR_FIL_OFDM           0x00020000      /* OFDM false detect (ANI) */
1741 #define AR5K_PHY_ERR_FIL_CCK            0x02000000      /* CCK false detect (ANI) */
1742 
1743 /*
1744  * XR latency register
1745  */
1746 #define AR5K_XRLAT_TX           0x8110
1747 
1748 /*
1749  * ACK SIFS register
1750  */
1751 #define AR5K_ACKSIFS            0x8114                  /* Register Address */
1752 #define AR5K_ACKSIFS_INC        0x00000000      /* ACK SIFS Increment (field) */
1753 
1754 /*
1755  * MIC QoS control register (?)
1756  */
1757 #define AR5K_MIC_QOS_CTL                0x8118                  /* Register Address */
1758 #define AR5K_MIC_QOS_CTL_OFF(_n)        (1 << (_n * 2))
1759 #define AR5K_MIC_QOS_CTL_MQ_EN          0x00010000      /* Enable MIC QoS */
1760 
1761 /*
1762  * MIC QoS select register (?)
1763  */
1764 #define AR5K_MIC_QOS_SEL                0x811c
1765 #define AR5K_MIC_QOS_SEL_OFF(_n)        (1 << (_n * 4))
1766 
1767 /*
1768  * Misc mode control register (?)
1769  */
1770 #define AR5K_MISC_MODE                  0x8120                  /* Register Address */
1771 #define AR5K_MISC_MODE_FBSSID_MATCH     0x00000001      /* Force BSSID match */
1772 #define AR5K_MISC_MODE_ACKSIFS_MEM      0x00000002      /* ACK SIFS memory (?) */
1773 #define AR5K_MISC_MODE_COMBINED_MIC     0x00000004      /* use rx/tx MIC key */
1774 /* more bits */
1775 
1776 /*
1777  * OFDM Filter counter
1778  */
1779 #define AR5K_OFDM_FIL_CNT               0x8124
1780 
1781 /*
1782  * CCK Filter counter
1783  */
1784 #define AR5K_CCK_FIL_CNT                0x8128
1785 
1786 /*
1787  * PHY Error Counters (same masks as AR5K_PHY_ERR_FIL)
1788  */
1789 #define AR5K_PHYERR_CNT1                0x812c
1790 #define AR5K_PHYERR_CNT1_MASK           0x8130
1791 
1792 #define AR5K_PHYERR_CNT2                0x8134
1793 #define AR5K_PHYERR_CNT2_MASK           0x8138
1794 
1795 /* if the PHY Error Counters reach this maximum, we get MIB interrupts */
1796 #define ATH5K_PHYERR_CNT_MAX            0x00c00000
1797 
1798 /*
1799  * TSF Threshold register (?)
1800  */
1801 #define AR5K_TSF_THRES                  0x813c
1802 
1803 /*
1804  * TODO: Wake On Wireless registers
1805  * Range: 0x8147 - 0x818c
1806  */
1807 
1808 /*
1809  * Rate -> ACK SIFS mapping table (32 entries)
1810  */
1811 #define AR5K_RATE_ACKSIFS_BASE          0x8680                  /* Register Address */
1812 #define AR5K_RATE_ACKSIFS(_n)           (AR5K_RATE_ACKSIFS_BSE + ((_n) << 2))
1813 #define AR5K_RATE_ACKSIFS_NORMAL        0x00000001      /* Normal SIFS (field) */
1814 #define AR5K_RATE_ACKSIFS_TURBO         0x00000400      /* Turbo SIFS (field) */
1815 
1816 /*
1817  * Rate -> duration mapping table (32 entries)
1818  */
1819 #define AR5K_RATE_DUR_BASE              0x8700
1820 #define AR5K_RATE_DUR(_n)               (AR5K_RATE_DUR_BASE + ((_n) << 2))
1821 
1822 /*
1823  * Rate -> db mapping table
1824  * (8 entries, each one has 4 8bit fields)
1825  */
1826 #define AR5K_RATE2DB_BASE               0x87c0
1827 #define AR5K_RATE2DB(_n)                (AR5K_RATE2DB_BASE + ((_n) << 2))
1828 
1829 /*
1830  * db -> Rate mapping table
1831  * (8 entries, each one has 4 8bit fields)
1832  */
1833 #define AR5K_DB2RATE_BASE               0x87e0
1834 #define AR5K_DB2RATE(_n)                (AR5K_DB2RATE_BASE + ((_n) << 2))
1835 
1836 /*===5212 end===*/
1837 
1838 #define AR5K_KEYTABLE_SIZE_5210         64
1839 #define AR5K_KEYTABLE_SIZE_5211         128
1840 
1841 /*===PHY REGISTERS===*/
1842 
1843 /*
1844  * PHY registers start
1845  */
1846 #define AR5K_PHY_BASE                   0x9800
1847 #define AR5K_PHY(_n)                    (AR5K_PHY_BASE + ((_n) << 2))
1848 
1849 /*
1850  * TST_2 (Misc config parameters)
1851  */
1852 #define AR5K_PHY_TST2                   0x9800                  /* Register Address */
1853 #define AR5K_PHY_TST2_TRIG_SEL          0x00000007      /* Trigger select (?)*/
1854 #define AR5K_PHY_TST2_TRIG              0x00000010      /* Trigger (?) */
1855 #define AR5K_PHY_TST2_CBUS_MODE         0x00000060      /* Cardbus mode (?) */
1856 #define AR5K_PHY_TST2_CLK32             0x00000400      /* CLK_OUT is CLK32 (32kHz external) */
1857 #define AR5K_PHY_TST2_CHANCOR_DUMP_EN   0x00000800      /* Enable Chancor dump (?) */
1858 #define AR5K_PHY_TST2_EVEN_CHANCOR_DUMP 0x00001000      /* Even Chancor dump (?) */
1859 #define AR5K_PHY_TST2_RFSILENT_EN       0x00002000      /* Enable RFSILENT */
1860 #define AR5K_PHY_TST2_ALT_RFDATA        0x00004000      /* Alternate RFDATA (5-2GHz switch ?) */
1861 #define AR5K_PHY_TST2_MINI_OBS_EN       0x00008000      /* Enable mini OBS (?) */
1862 #define AR5K_PHY_TST2_RX2_IS_RX5_INV    0x00010000      /* 2GHz rx path is the 5GHz path inverted (?) */
1863 #define AR5K_PHY_TST2_SLOW_CLK160       0x00020000      /* Slow CLK160 (?) */
1864 #define AR5K_PHY_TST2_AGC_OBS_SEL_3     0x00040000      /* AGC OBS Select 3 (?) */
1865 #define AR5K_PHY_TST2_BBB_OBS_SEL       0x00080000      /* BB OBS Select (field ?) */
1866 #define AR5K_PHY_TST2_ADC_OBS_SEL       0x00800000      /* ADC OBS Select (field ?) */
1867 #define AR5K_PHY_TST2_RX_CLR_SEL        0x08000000      /* RX Clear Select (?) */
1868 #define AR5K_PHY_TST2_FORCE_AGC_CLR     0x10000000      /* Force AGC clear (?) */
1869 #define AR5K_PHY_SHIFT_2GHZ             0x00004007      /* Used to access 2GHz radios */
1870 #define AR5K_PHY_SHIFT_5GHZ             0x00000007      /* Used to access 5GHz radios (default) */
1871 
1872 /*
1873  * PHY frame control register [5110] /turbo mode register [5111+]
1874  *
1875  * There is another frame control register for [5111+]
1876  * at address 0x9944 (see below) but the 2 first flags
1877  * are common here between 5110 frame control register
1878  * and [5111+] turbo mode register, so this also works as
1879  * a "turbo mode register" for 5110. We treat this one as
1880  * a frame control register for 5110 below.
1881  */
1882 #define AR5K_PHY_TURBO                  0x9804                  /* Register Address */
1883 #define AR5K_PHY_TURBO_MODE             0x00000001      /* Enable turbo mode */
1884 #define AR5K_PHY_TURBO_SHORT            0x00000002      /* Set short symbols to turbo mode */
1885 #define AR5K_PHY_TURBO_MIMO             0x00000004      /* Set turbo for mimo */
1886 
1887 /*
1888  * PHY agility command register
1889  * (aka TST_1)
1890  */
1891 #define AR5K_PHY_AGC                    0x9808                  /* Register Address */
1892 #define AR5K_PHY_TST1                   0x9808
1893 #define AR5K_PHY_AGC_DISABLE            0x08000000      /* Disable AGC to A2 (?)*/
1894 #define AR5K_PHY_TST1_TXHOLD            0x00003800      /* Set tx hold (?) */
1895 #define AR5K_PHY_TST1_TXSRC_SRC         0x00000002      /* Used with bit 7 (?) */
1896 #define AR5K_PHY_TST1_TXSRC_SRC_S       1
1897 #define AR5K_PHY_TST1_TXSRC_ALT         0x00000080      /* Set input to tsdac (?) */
1898 #define AR5K_PHY_TST1_TXSRC_ALT_S       7
1899 
1900 
1901 /*
1902  * PHY timing register 3 [5112+]
1903  */
1904 #define AR5K_PHY_TIMING_3               0x9814
1905 #define AR5K_PHY_TIMING_3_DSC_MAN       0xfffe0000
1906 #define AR5K_PHY_TIMING_3_DSC_MAN_S     17
1907 #define AR5K_PHY_TIMING_3_DSC_EXP       0x0001e000
1908 #define AR5K_PHY_TIMING_3_DSC_EXP_S     13
1909 
1910 /*
1911  * PHY chip revision register
1912  */
1913 #define AR5K_PHY_CHIP_ID                0x9818
1914 
1915 /*
1916  * PHY activation register
1917  */
1918 #define AR5K_PHY_ACT                    0x981c                  /* Register Address */
1919 #define AR5K_PHY_ACT_ENABLE             0x00000001      /* Activate PHY */
1920 #define AR5K_PHY_ACT_DISABLE            0x00000002      /* Deactivate PHY */
1921 
1922 /*
1923  * PHY RF control registers
1924  */
1925 #define AR5K_PHY_RF_CTL2                0x9824                  /* Register Address */
1926 #define AR5K_PHY_RF_CTL2_TXF2TXD_START  0x0000000f      /* TX frame to TX data start */
1927 #define AR5K_PHY_RF_CTL2_TXF2TXD_START_S        0
1928 
1929 #define AR5K_PHY_RF_CTL3                0x9828                  /* Register Address */
1930 #define AR5K_PHY_RF_CTL3_TXE2XLNA_ON    0x0000ff00      /* TX end to XLNA on */
1931 #define AR5K_PHY_RF_CTL3_TXE2XLNA_ON_S  8
1932 
1933 #define AR5K_PHY_ADC_CTL                        0x982c
1934 #define AR5K_PHY_ADC_CTL_INBUFGAIN_OFF          0x00000003
1935 #define AR5K_PHY_ADC_CTL_INBUFGAIN_OFF_S        0
1936 #define AR5K_PHY_ADC_CTL_PWD_DAC_OFF            0x00002000
1937 #define AR5K_PHY_ADC_CTL_PWD_BAND_GAP_OFF       0x00004000
1938 #define AR5K_PHY_ADC_CTL_PWD_ADC_OFF            0x00008000
1939 #define AR5K_PHY_ADC_CTL_INBUFGAIN_ON           0x00030000
1940 #define AR5K_PHY_ADC_CTL_INBUFGAIN_ON_S         16
1941 
1942 #define AR5K_PHY_RF_CTL4                0x9834                  /* Register Address */
1943 #define AR5K_PHY_RF_CTL4_TXF2XPA_A_ON   0x00000001      /* TX frame to XPA A on (field) */
1944 #define AR5K_PHY_RF_CTL4_TXF2XPA_B_ON   0x00000100      /* TX frame to XPA B on (field) */
1945 #define AR5K_PHY_RF_CTL4_TXE2XPA_A_OFF  0x00010000      /* TX end to XPA A off (field) */
1946 #define AR5K_PHY_RF_CTL4_TXE2XPA_B_OFF  0x01000000      /* TX end to XPA B off (field) */
1947 
1948 /*
1949  * Pre-Amplifier control register
1950  * (XPA -> external pre-amplifier)
1951  */
1952 #define AR5K_PHY_PA_CTL                 0x9838                  /* Register Address */
1953 #define AR5K_PHY_PA_CTL_XPA_A_HI        0x00000001      /* XPA A high (?) */
1954 #define AR5K_PHY_PA_CTL_XPA_B_HI        0x00000002      /* XPA B high (?) */
1955 #define AR5K_PHY_PA_CTL_XPA_A_EN        0x00000004      /* Enable XPA A */
1956 #define AR5K_PHY_PA_CTL_XPA_B_EN        0x00000008      /* Enable XPA B */
1957 
1958 /*
1959  * PHY settling register
1960  */
1961 #define AR5K_PHY_SETTLING               0x9844                  /* Register Address */
1962 #define AR5K_PHY_SETTLING_AGC           0x0000007f      /* AGC settling time */
1963 #define AR5K_PHY_SETTLING_AGC_S         0
1964 #define AR5K_PHY_SETTLING_SWITCH        0x00003f80      /* Switch settling time */
1965 #define AR5K_PHY_SETTLING_SWITCH_S      7
1966 
1967 /*
1968  * PHY Gain registers
1969  */
1970 #define AR5K_PHY_GAIN                   0x9848                  /* Register Address */
1971 #define AR5K_PHY_GAIN_TXRX_ATTEN        0x0003f000      /* TX-RX Attenuation */
1972 #define AR5K_PHY_GAIN_TXRX_ATTEN_S      12
1973 #define AR5K_PHY_GAIN_TXRX_RF_MAX       0x007c0000
1974 #define AR5K_PHY_GAIN_TXRX_RF_MAX_S     18
1975 
1976 #define AR5K_PHY_GAIN_OFFSET            0x984c                  /* Register Address */
1977 #define AR5K_PHY_GAIN_OFFSET_RXTX_FLAG  0x00020000      /* RX-TX flag (?) */
1978 
1979 /*
1980  * Desired ADC/PGA size register
1981  * (for more infos read ANI patent)
1982  */
1983 #define AR5K_PHY_DESIRED_SIZE           0x9850                  /* Register Address */
1984 #define AR5K_PHY_DESIRED_SIZE_ADC       0x000000ff      /* ADC desired size */
1985 #define AR5K_PHY_DESIRED_SIZE_ADC_S     0
1986 #define AR5K_PHY_DESIRED_SIZE_PGA       0x0000ff00      /* PGA desired size */
1987 #define AR5K_PHY_DESIRED_SIZE_PGA_S     8
1988 #define AR5K_PHY_DESIRED_SIZE_TOT       0x0ff00000      /* Total desired size */
1989 #define AR5K_PHY_DESIRED_SIZE_TOT_S     20
1990 
1991 /*
1992  * PHY signal register
1993  * (for more infos read ANI patent)
1994  */
1995 #define AR5K_PHY_SIG                    0x9858                  /* Register Address */
1996 #define AR5K_PHY_SIG_FIRSTEP            0x0003f000      /* FIRSTEP */
1997 #define AR5K_PHY_SIG_FIRSTEP_S          12
1998 #define AR5K_PHY_SIG_FIRPWR             0x03fc0000      /* FIPWR */
1999 #define AR5K_PHY_SIG_FIRPWR_S           18
2000 
2001 /*
2002  * PHY coarse agility control register
2003  * (for more infos read ANI patent)
2004  */
2005 #define AR5K_PHY_AGCCOARSE              0x985c                  /* Register Address */
2006 #define AR5K_PHY_AGCCOARSE_LO           0x00007f80      /* AGC Coarse low */
2007 #define AR5K_PHY_AGCCOARSE_LO_S         7
2008 #define AR5K_PHY_AGCCOARSE_HI           0x003f8000      /* AGC Coarse high */
2009 #define AR5K_PHY_AGCCOARSE_HI_S         15
2010 
2011 /*
2012  * PHY agility control register
2013  */
2014 #define AR5K_PHY_AGCCTL                 0x9860                  /* Register address */
2015 #define AR5K_PHY_AGCCTL_CAL             0x00000001      /* Enable PHY calibration */
2016 #define AR5K_PHY_AGCCTL_NF              0x00000002      /* Enable Noise Floor calibration */
2017 #define AR5K_PHY_AGCCTL_OFDM_DIV_DIS    0x00000008      /* Disable antenna diversity on OFDM modes */
2018 #define AR5K_PHY_AGCCTL_NF_EN           0x00008000      /* Enable nf calibration to happen (?) */
2019 #define AR5K_PHY_AGCTL_FLTR_CAL         0x00010000      /* Allow filter calibration (?) */
2020 #define AR5K_PHY_AGCCTL_NF_NOUPDATE     0x00020000      /* Don't update nf automatically */
2021 
2022 /*
2023  * PHY noise floor status register (CCA = Clear Channel Assessment)
2024  */
2025 #define AR5K_PHY_NF                     0x9864                  /* Register address */
2026 #define AR5K_PHY_NF_M                   0x000001ff      /* Noise floor, written to hardware in 1/2 dBm units */
2027 #define AR5K_PHY_NF_SVAL(_n)           (((_n) & AR5K_PHY_NF_M) | (1 << 9))
2028 #define AR5K_PHY_NF_THRESH62            0x0007f000      /* Thresh62 -check ANI patent- (field) */
2029 #define AR5K_PHY_NF_THRESH62_S          12
2030 #define AR5K_PHY_NF_MINCCA_PWR          0x0ff80000      /* Minimum measured noise level, read from hardware in 1 dBm units */
2031 #define AR5K_PHY_NF_MINCCA_PWR_S        19
2032 
2033 /*
2034  * PHY ADC saturation register [5110]
2035  */
2036 #define AR5K_PHY_ADCSAT                 0x9868
2037 #define AR5K_PHY_ADCSAT_ICNT            0x0001f800
2038 #define AR5K_PHY_ADCSAT_ICNT_S          11
2039 #define AR5K_PHY_ADCSAT_THR             0x000007e0
2040 #define AR5K_PHY_ADCSAT_THR_S           5
2041 
2042 /*
2043  * PHY Weak ofdm signal detection threshold registers (ANI) [5212+]
2044  */
2045 
2046 /* High thresholds */
2047 #define AR5K_PHY_WEAK_OFDM_HIGH_THR             0x9868
2048 #define AR5K_PHY_WEAK_OFDM_HIGH_THR_M2_COUNT    0x0000001f
2049 #define AR5K_PHY_WEAK_OFDM_HIGH_THR_M2_COUNT_S  0
2050 #define AR5K_PHY_WEAK_OFDM_HIGH_THR_M1          0x00fe0000
2051 #define AR5K_PHY_WEAK_OFDM_HIGH_THR_M1_S        17
2052 #define AR5K_PHY_WEAK_OFDM_HIGH_THR_M2          0x7f000000
2053 #define AR5K_PHY_WEAK_OFDM_HIGH_THR_M2_S        24
2054 
2055 /* Low thresholds */
2056 #define AR5K_PHY_WEAK_OFDM_LOW_THR              0x986c
2057 #define AR5K_PHY_WEAK_OFDM_LOW_THR_SELFCOR_EN   0x00000001
2058 #define AR5K_PHY_WEAK_OFDM_LOW_THR_M2_COUNT     0x00003f00
2059 #define AR5K_PHY_WEAK_OFDM_LOW_THR_M2_COUNT_S   8
2060 #define AR5K_PHY_WEAK_OFDM_LOW_THR_M1           0x001fc000
2061 #define AR5K_PHY_WEAK_OFDM_LOW_THR_M1_S         14
2062 #define AR5K_PHY_WEAK_OFDM_LOW_THR_M2           0x0fe00000
2063 #define AR5K_PHY_WEAK_OFDM_LOW_THR_M2_S         21
2064 
2065 
2066 /*
2067  * PHY sleep registers [5112+]
2068  */
2069 #define AR5K_PHY_SCR                    0x9870
2070 
2071 #define AR5K_PHY_SLMT                   0x9874
2072 #define AR5K_PHY_SLMT_32MHZ             0x0000007f
2073 
2074 #define AR5K_PHY_SCAL                   0x9878
2075 #define AR5K_PHY_SCAL_32MHZ             0x0000000e
2076 #define AR5K_PHY_SCAL_32MHZ_5311        0x00000008
2077 #define AR5K_PHY_SCAL_32MHZ_2417        0x0000000a
2078 #define AR5K_PHY_SCAL_32MHZ_HB63        0x00000032
2079 
2080 /*
2081  * PHY PLL (Phase Locked Loop) control register
2082  */
2083 #define AR5K_PHY_PLL                    0x987c
2084 #define AR5K_PHY_PLL_20MHZ              0x00000013      /* For half rate (?) */
2085 /* 40MHz -> 5GHz band */
2086 #define AR5K_PHY_PLL_40MHZ_5211         0x00000018
2087 #define AR5K_PHY_PLL_40MHZ_5212         0x000000aa
2088 #define AR5K_PHY_PLL_40MHZ_5413         0x00000004
2089 #define AR5K_PHY_PLL_40MHZ              (ah->ah_version == AR5K_AR5211 ? \
2090                                         AR5K_PHY_PLL_40MHZ_5211 : AR5K_PHY_PLL_40MHZ_5212)
2091 /* 44MHz -> 2.4GHz band */
2092 #define AR5K_PHY_PLL_44MHZ_5211         0x00000019
2093 #define AR5K_PHY_PLL_44MHZ_5212         0x000000ab
2094 #define AR5K_PHY_PLL_44MHZ              (ah->ah_version == AR5K_AR5211 ? \
2095                                         AR5K_PHY_PLL_44MHZ_5211 : AR5K_PHY_PLL_44MHZ_5212)
2096 
2097 #define AR5K_PHY_PLL_RF5111             0x00000000
2098 #define AR5K_PHY_PLL_RF5112             0x00000040
2099 #define AR5K_PHY_PLL_HALF_RATE          0x00000100
2100 #define AR5K_PHY_PLL_QUARTER_RATE       0x00000200
2101 
2102 /*
2103  * RF Buffer register
2104  *
2105  * It's obvious from the code that 0x989c is the buffer register but
2106  * for the other special registers that we write to after sending each
2107  * packet, i have no idea. So I'll name them BUFFER_CONTROL_X registers
2108  * for now. It's interesting that they are also used for some other operations.
2109  */
2110 
2111 #define AR5K_RF_BUFFER                  0x989c
2112 #define AR5K_RF_BUFFER_CONTROL_0        0x98c0  /* Channel on 5110 */
2113 #define AR5K_RF_BUFFER_CONTROL_1        0x98c4  /* Bank 7 on 5112 */
2114 #define AR5K_RF_BUFFER_CONTROL_2        0x98cc  /* Bank 7 on 5111 */
2115 
2116 #define AR5K_RF_BUFFER_CONTROL_3        0x98d0  /* Bank 2 on 5112 */
2117                                                 /* Channel set on 5111 */
2118                                                 /* Used to read radio revision*/
2119 
2120 #define AR5K_RF_BUFFER_CONTROL_4        0x98d4  /* RF Stage register on 5110 */
2121                                                 /* Bank 0,1,2,6 on 5111 */
2122                                                 /* Bank 1 on 5112 */
2123                                                 /* Used during activation on 5111 */
2124 
2125 #define AR5K_RF_BUFFER_CONTROL_5        0x98d8  /* Bank 3 on 5111 */
2126                                                 /* Used during activation on 5111 */
2127                                                 /* Channel on 5112 */
2128                                                 /* Bank 6 on 5112 */
2129 
2130 #define AR5K_RF_BUFFER_CONTROL_6        0x98dc  /* Bank 3 on 5112 */
2131 
2132 /*
2133  * PHY RF stage register [5210]
2134  */
2135 #define AR5K_PHY_RFSTG                  0x98d4
2136 #define AR5K_PHY_RFSTG_DISABLE          0x00000021
2137 
2138 /*
2139  * BIN masks (?)
2140  */
2141 #define AR5K_PHY_BIN_MASK_1     0x9900
2142 #define AR5K_PHY_BIN_MASK_2     0x9904
2143 #define AR5K_PHY_BIN_MASK_3     0x9908
2144 
2145 #define AR5K_PHY_BIN_MASK_CTL           0x990c
2146 #define AR5K_PHY_BIN_MASK_CTL_MASK_4    0x00003fff
2147 #define AR5K_PHY_BIN_MASK_CTL_MASK_4_S  0
2148 #define AR5K_PHY_BIN_MASK_CTL_RATE      0xff000000
2149 #define AR5K_PHY_BIN_MASK_CTL_RATE_S    24
2150 
2151 /*
2152  * PHY Antenna control register
2153  */
2154 #define AR5K_PHY_ANT_CTL                0x9910                  /* Register Address */
2155 #define AR5K_PHY_ANT_CTL_TXRX_EN        0x00000001      /* Enable TX/RX (?) */
2156 #define AR5K_PHY_ANT_CTL_SECTORED_ANT   0x00000004      /* Sectored Antenna */
2157 #define AR5K_PHY_ANT_CTL_HITUNE5        0x00000008      /* Hitune5 (?) */
2158 #define AR5K_PHY_ANT_CTL_SWTABLE_IDLE   0x000003f0      /* Switch table idle (?) */
2159 #define AR5K_PHY_ANT_CTL_SWTABLE_IDLE_S 4
2160 
2161 /*
2162  * PHY receiver delay register [5111+]
2163  */
2164 #define AR5K_PHY_RX_DELAY               0x9914                  /* Register Address */
2165 #define AR5K_PHY_RX_DELAY_M             0x00003fff      /* Mask for RX activate to receive delay (/100ns) */
2166 
2167 /*
2168  * PHY max rx length register (?) [5111]
2169  */
2170 #define AR5K_PHY_MAX_RX_LEN             0x991c
2171 
2172 /*
2173  * PHY timing register 4
2174  * I(nphase)/Q(adrature) calibration register [5111+]
2175  */
2176 #define AR5K_PHY_IQ                     0x9920                  /* Register Address */
2177 #define AR5K_PHY_IQ_CORR_Q_Q_COFF       0x0000001f      /* Mask for q correction info */
2178 #define AR5K_PHY_IQ_CORR_Q_Q_COFF_S     0
2179 #define AR5K_PHY_IQ_CORR_Q_I_COFF       0x000007e0      /* Mask for i correction info */
2180 #define AR5K_PHY_IQ_CORR_Q_I_COFF_S     5
2181 #define AR5K_PHY_IQ_CORR_ENABLE         0x00000800      /* Enable i/q correction */
2182 #define AR5K_PHY_IQ_CAL_NUM_LOG_MAX     0x0000f000      /* Mask for max number of samples in log scale */
2183 #define AR5K_PHY_IQ_CAL_NUM_LOG_MAX_S   12
2184 #define AR5K_PHY_IQ_RUN                 0x00010000      /* Run i/q calibration */
2185 #define AR5K_PHY_IQ_USE_PT_DF           0x00020000      /* Use pilot track df (?) */
2186 #define AR5K_PHY_IQ_EARLY_TRIG_THR      0x00200000      /* Early trigger threshold (?) (field) */
2187 #define AR5K_PHY_IQ_PILOT_MASK_EN       0x10000000      /* Enable pilot mask (?) */
2188 #define AR5K_PHY_IQ_CHAN_MASK_EN        0x20000000      /* Enable channel mask (?) */
2189 #define AR5K_PHY_IQ_SPUR_FILT_EN        0x40000000      /* Enable spur filter */
2190 #define AR5K_PHY_IQ_SPUR_RSSI_EN        0x80000000      /* Enable spur rssi */
2191 
2192 /*
2193  * PHY timing register 5
2194  * OFDM Self-correlator Cyclic RSSI threshold params
2195  * (Check out bb_cycpwr_thr1 on ANI patent)
2196  */
2197 #define AR5K_PHY_OFDM_SELFCORR                  0x9924                  /* Register Address */
2198 #define AR5K_PHY_OFDM_SELFCORR_CYPWR_THR1_EN    0x00000001      /* Enable cyclic RSSI thr 1 */
2199 #define AR5K_PHY_OFDM_SELFCORR_CYPWR_THR1       0x000000fe      /* Mask for Cyclic RSSI threshold 1 */
2200 #define AR5K_PHY_OFDM_SELFCORR_CYPWR_THR1_S     1
2201 #define AR5K_PHY_OFDM_SELFCORR_CYPWR_THR3       0x00000100      /* Cyclic RSSI threshold 3 (field) (?) */
2202 #define AR5K_PHY_OFDM_SELFCORR_RSSI_1ATHR_EN    0x00008000      /* Enable 1A RSSI threshold (?) */
2203 #define AR5K_PHY_OFDM_SELFCORR_RSSI_1ATHR       0x00010000      /* 1A RSSI threshold (field) (?) */
2204 #define AR5K_PHY_OFDM_SELFCORR_LSCTHR_HIRSSI    0x00800000      /* Long sc threshold hi rssi (?) */
2205 
2206 /*
2207  * PHY-only warm reset register
2208  */
2209 #define AR5K_PHY_WARM_RESET             0x9928
2210 
2211 /*
2212  * PHY-only control register
2213  */
2214 #define AR5K_PHY_CTL                    0x992c                  /* Register Address */
2215 #define AR5K_PHY_CTL_RX_DRAIN_RATE      0x00000001      /* RX drain rate (?) */
2216 #define AR5K_PHY_CTL_LATE_TX_SIG_SYM    0x00000002      /* Late tx signal symbol (?) */
2217 #define AR5K_PHY_CTL_GEN_SCRAMBLER      0x00000004      /* Generate scrambler */
2218 #define AR5K_PHY_CTL_TX_ANT_SEL         0x00000008      /* TX antenna select */
2219 #define AR5K_PHY_CTL_TX_ANT_STATIC      0x00000010      /* Static TX antenna */
2220 #define AR5K_PHY_CTL_RX_ANT_SEL         0x00000020      /* RX antenna select */
2221 #define AR5K_PHY_CTL_RX_ANT_STATIC      0x00000040      /* Static RX antenna */
2222 #define AR5K_PHY_CTL_LOW_FREQ_SLE_EN    0x00000080      /* Enable low freq sleep */
2223 
2224 /*
2225  * PHY PAPD probe register [5111+]
2226  */
2227 #define AR5K_PHY_PAPD_PROBE             0x9930
2228 #define AR5K_PHY_PAPD_PROBE_SH_HI_PAR   0x00000001
2229 #define AR5K_PHY_PAPD_PROBE_PCDAC_BIAS  0x00000002
2230 #define AR5K_PHY_PAPD_PROBE_COMP_GAIN   0x00000040
2231 #define AR5K_PHY_PAPD_PROBE_TXPOWER     0x00007e00
2232 #define AR5K_PHY_PAPD_PROBE_TXPOWER_S   9
2233 #define AR5K_PHY_PAPD_PROBE_TX_NEXT     0x00008000
2234 #define AR5K_PHY_PAPD_PROBE_PREDIST_EN  0x00010000
2235 #define AR5K_PHY_PAPD_PROBE_TYPE        0x01800000      /* [5112+] */
2236 #define AR5K_PHY_PAPD_PROBE_TYPE_S      23
2237 #define AR5K_PHY_PAPD_PROBE_TYPE_OFDM   0
2238 #define AR5K_PHY_PAPD_PROBE_TYPE_XR     1
2239 #define AR5K_PHY_PAPD_PROBE_TYPE_CCK    2
2240 #define AR5K_PHY_PAPD_PROBE_GAINF       0xfe000000
2241 #define AR5K_PHY_PAPD_PROBE_GAINF_S     25
2242 #define AR5K_PHY_PAPD_PROBE_INI_5111    0x00004883      /* [5212+] */
2243 #define AR5K_PHY_PAPD_PROBE_INI_5112    0x00004882      /* [5212+] */
2244 
2245 /*
2246  * PHY TX rate power registers [5112+]
2247  */
2248 #define AR5K_PHY_TXPOWER_RATE1                  0x9934
2249 #define AR5K_PHY_TXPOWER_RATE2                  0x9938
2250 #define AR5K_PHY_TXPOWER_RATE_MAX               0x993c
2251 #define AR5K_PHY_TXPOWER_RATE_MAX_TPC_ENABLE    0x00000040
2252 #define AR5K_PHY_TXPOWER_RATE3                  0xa234
2253 #define AR5K_PHY_TXPOWER_RATE4                  0xa238
2254 
2255 /*
2256  * PHY frame control register [5111+]
2257  */
2258 #define AR5K_PHY_FRAME_CTL_5210         0x9804
2259 #define AR5K_PHY_FRAME_CTL_5211         0x9944
2260 #define AR5K_PHY_FRAME_CTL              (ah->ah_version == AR5K_AR5210 ? \
2261                                         AR5K_PHY_FRAME_CTL_5210 : AR5K_PHY_FRAME_CTL_5211)
2262 /*---[5111+]---*/
2263 #define AR5K_PHY_FRAME_CTL_WIN_LEN      0x00000003      /* Force window length (?) */
2264 #define AR5K_PHY_FRAME_CTL_WIN_LEN_S    0
2265 #define AR5K_PHY_FRAME_CTL_TX_CLIP      0x00000038      /* Mask for tx clip (?) */
2266 #define AR5K_PHY_FRAME_CTL_TX_CLIP_S    3
2267 #define AR5K_PHY_FRAME_CTL_PREP_CHINFO  0x00010000      /* Prepend chan info */
2268 #define AR5K_PHY_FRAME_CTL_EMU          0x80000000
2269 #define AR5K_PHY_FRAME_CTL_EMU_S        31
2270 /*---[5110/5111]---*/
2271 #define AR5K_PHY_FRAME_CTL_TIMING_ERR   0x01000000      /* PHY timing error */
2272 #define AR5K_PHY_FRAME_CTL_PARITY_ERR   0x02000000      /* Parity error */
2273 #define AR5K_PHY_FRAME_CTL_ILLRATE_ERR  0x04000000      /* Illegal rate */
2274 #define AR5K_PHY_FRAME_CTL_ILLLEN_ERR   0x08000000      /* Illegal length */
2275 #define AR5K_PHY_FRAME_CTL_SERVICE_ERR  0x20000000
2276 #define AR5K_PHY_FRAME_CTL_TXURN_ERR    0x40000000      /* TX underrun */
2277 #define AR5K_PHY_FRAME_CTL_INI  \
2278                         (AR5K_PHY_FRAME_CTL_SERVICE_ERR | \
2279                          AR5K_PHY_FRAME_CTL_TXURN_ERR | \
2280                          AR5K_PHY_FRAME_CTL_ILLLEN_ERR | \
2281                          AR5K_PHY_FRAME_CTL_ILLRATE_ERR | \
2282                          AR5K_PHY_FRAME_CTL_PARITY_ERR | \
2283                          AR5K_PHY_FRAME_CTL_TIMING_ERR)
2284 
2285 /*
2286  * PHY Tx Power adjustment register [5212A+]
2287  */
2288 #define AR5K_PHY_TX_PWR_ADJ                     0x994c
2289 #define AR5K_PHY_TX_PWR_ADJ_CCK_GAIN_DELTA      0x00000fc0
2290 #define AR5K_PHY_TX_PWR_ADJ_CCK_GAIN_DELTA_S    6
2291 #define AR5K_PHY_TX_PWR_ADJ_CCK_PCDAC_INDEX     0x00fc0000
2292 #define AR5K_PHY_TX_PWR_ADJ_CCK_PCDAC_INDEX_S   18
2293 
2294 /*
2295  * PHY radar detection register [5111+]
2296  */
2297 #define AR5K_PHY_RADAR                  0x9954
2298 #define AR5K_PHY_RADAR_ENABLE           0x00000001
2299 #define AR5K_PHY_RADAR_DISABLE          0x00000000
2300 #define AR5K_PHY_RADAR_INBANDTHR        0x0000003e      /* Inband threshold
2301                                                         5-bits, units unknown {0..31}
2302                                                         (? MHz ?) */
2303 #define AR5K_PHY_RADAR_INBANDTHR_S      1
2304 
2305 #define AR5K_PHY_RADAR_PRSSI_THR        0x00000fc0      /* Pulse RSSI/SNR threshold
2306                                                         6-bits, dBm range {0..63}
2307                                                         in dBm units. */
2308 #define AR5K_PHY_RADAR_PRSSI_THR_S      6
2309 
2310 #define AR5K_PHY_RADAR_PHEIGHT_THR      0x0003f000      /* Pulse height threshold
2311                                                         6-bits, dBm range {0..63}
2312                                                         in dBm units. */
2313 #define AR5K_PHY_RADAR_PHEIGHT_THR_S    12
2314 
2315 #define AR5K_PHY_RADAR_RSSI_THR         0x00fc0000      /* Radar RSSI/SNR threshold.
2316                                                         6-bits, dBm range {0..63}
2317                                                         in dBm units. */
2318 #define AR5K_PHY_RADAR_RSSI_THR_S       18
2319 
2320 #define AR5K_PHY_RADAR_FIRPWR_THR       0x7f000000      /* Finite Impulse Response
2321                                                         filter power out threshold.
2322                                                         7-bits, standard power range
2323                                                         {0..127} in 1/2 dBm units. */
2324 #define AR5K_PHY_RADAR_FIRPWR_THRS      24
2325 
2326 /*
2327  * PHY antenna switch table registers
2328  */
2329 #define AR5K_PHY_ANT_SWITCH_TABLE_0     0x9960
2330 #define AR5K_PHY_ANT_SWITCH_TABLE_1     0x9964
2331 
2332 /*
2333  * PHY Noise floor threshold
2334  */
2335 #define AR5K_PHY_NFTHRES                0x9968
2336 
2337 /*
2338  * Sigma Delta register (?) [5213]
2339  */
2340 #define AR5K_PHY_SIGMA_DELTA            0x996C
2341 #define AR5K_PHY_SIGMA_DELTA_ADC_SEL    0x00000003
2342 #define AR5K_PHY_SIGMA_DELTA_ADC_SEL_S  0
2343 #define AR5K_PHY_SIGMA_DELTA_FILT2      0x000000f8
2344 #define AR5K_PHY_SIGMA_DELTA_FILT2_S    3
2345 #define AR5K_PHY_SIGMA_DELTA_FILT1      0x00001f00
2346 #define AR5K_PHY_SIGMA_DELTA_FILT1_S    8
2347 #define AR5K_PHY_SIGMA_DELTA_ADC_CLIP   0x01ffe000
2348 #define AR5K_PHY_SIGMA_DELTA_ADC_CLIP_S 13
2349 
2350 /*
2351  * RF restart register [5112+] (?)
2352  */
2353 #define AR5K_PHY_RESTART                0x9970          /* restart */
2354 #define AR5K_PHY_RESTART_DIV_GC         0x001c0000      /* Fast diversity gc_limit (?) */
2355 #define AR5K_PHY_RESTART_DIV_GC_S       18
2356 
2357 /*
2358  * RF Bus access request register (for synth-only channel switching)
2359  */
2360 #define AR5K_PHY_RFBUS_REQ              0x997C
2361 #define AR5K_PHY_RFBUS_REQ_REQUEST      0x00000001
2362 
2363 /*
2364  * Spur mitigation masks (?)
2365  */
2366 #define AR5K_PHY_TIMING_7               0x9980
2367 #define AR5K_PHY_TIMING_8               0x9984
2368 #define AR5K_PHY_TIMING_8_PILOT_MASK_2          0x000fffff
2369 #define AR5K_PHY_TIMING_8_PILOT_MASK_2_S        0
2370 
2371 #define AR5K_PHY_BIN_MASK2_1            0x9988
2372 #define AR5K_PHY_BIN_MASK2_2            0x998c
2373 #define AR5K_PHY_BIN_MASK2_3            0x9990
2374 
2375 #define AR5K_PHY_BIN_MASK2_4            0x9994
2376 #define AR5K_PHY_BIN_MASK2_4_MASK_4     0x00003fff
2377 #define AR5K_PHY_BIN_MASK2_4_MASK_4_S   0
2378 
2379 #define AR5K_PHY_TIMING_9                       0x9998
2380 #define AR5K_PHY_TIMING_10                      0x999c
2381 #define AR5K_PHY_TIMING_10_PILOT_MASK_2         0x000fffff
2382 #define AR5K_PHY_TIMING_10_PILOT_MASK_2_S       0
2383 
2384 /*
2385  * Spur mitigation control
2386  */
2387 #define AR5K_PHY_TIMING_11                      0x99a0          /* Register address */
2388 #define AR5K_PHY_TIMING_11_SPUR_DELTA_PHASE     0x000fffff      /* Spur delta phase */
2389 #define AR5K_PHY_TIMING_11_SPUR_DELTA_PHASE_S   0
2390 #define AR5K_PHY_TIMING_11_SPUR_FREQ_SD         0x3ff00000      /* Freq sigma delta */
2391 #define AR5K_PHY_TIMING_11_SPUR_FREQ_SD_S       20
2392 #define AR5K_PHY_TIMING_11_USE_SPUR_IN_AGC      0x40000000      /* Spur filter in AGC detector */
2393 #define AR5K_PHY_TIMING_11_USE_SPUR_IN_SELFCOR  0x80000000      /* Spur filter in OFDM self correlator */
2394 
2395 /*
2396  * Gain tables
2397  */
2398 #define AR5K_BB_GAIN_BASE               0x9b00  /* BaseBand Amplifier Gain table base address */
2399 #define AR5K_BB_GAIN(_n)                (AR5K_BB_GAIN_BASE + ((_n) << 2))
2400 #define AR5K_RF_GAIN_BASE               0x9a00  /* RF Amplifier Gain table base address */
2401 #define AR5K_RF_GAIN(_n)                (AR5K_RF_GAIN_BASE + ((_n) << 2))
2402 
2403 /*
2404  * PHY timing IQ calibration result register [5111+]
2405  */
2406 #define AR5K_PHY_IQRES_CAL_PWR_I        0x9c10  /* I (Inphase) power value */
2407 #define AR5K_PHY_IQRES_CAL_PWR_Q        0x9c14  /* Q (Quadrature) power value */
2408 #define AR5K_PHY_IQRES_CAL_CORR         0x9c18  /* I/Q Correlation */
2409 
2410 /*
2411  * PHY current RSSI register [5111+]
2412  */
2413 #define AR5K_PHY_CURRENT_RSSI   0x9c1c
2414 
2415 /*
2416  * PHY RF Bus grant register
2417  */
2418 #define AR5K_PHY_RFBUS_GRANT    0x9c20
2419 #define AR5K_PHY_RFBUS_GRANT_OK 0x00000001
2420 
2421 /*
2422  * PHY ADC test register
2423  */
2424 #define AR5K_PHY_ADC_TEST       0x9c24
2425 #define AR5K_PHY_ADC_TEST_I     0x00000001
2426 #define AR5K_PHY_ADC_TEST_Q     0x00000200
2427 
2428 /*
2429  * PHY DAC test register
2430  */
2431 #define AR5K_PHY_DAC_TEST       0x9c28
2432 #define AR5K_PHY_DAC_TEST_I     0x00000001
2433 #define AR5K_PHY_DAC_TEST_Q     0x00000200
2434 
2435 /*
2436  * PHY PTAT register (?)
2437  */
2438 #define AR5K_PHY_PTAT           0x9c2c
2439 
2440 /*
2441  * PHY Illegal TX rate register [5112+]
2442  */
2443 #define AR5K_PHY_BAD_TX_RATE    0x9c30
2444 
2445 /*
2446  * PHY SPUR Power register [5112+]
2447  */
2448 #define AR5K_PHY_SPUR_PWR       0x9c34                  /* Register Address */
2449 #define AR5K_PHY_SPUR_PWR_I     0x00000001      /* SPUR Power estimate for I (field) */
2450 #define AR5K_PHY_SPUR_PWR_Q     0x00000100      /* SPUR Power estimate for Q (field) */
2451 #define AR5K_PHY_SPUR_PWR_FILT  0x00010000      /* Power with SPUR removed (field) */
2452 
2453 /*
2454  * PHY Channel status register [5112+] (?)
2455  */
2456 #define AR5K_PHY_CHAN_STATUS            0x9c38
2457 #define AR5K_PHY_CHAN_STATUS_BT_ACT     0x00000001
2458 #define AR5K_PHY_CHAN_STATUS_RX_CLR_RAW 0x00000002
2459 #define AR5K_PHY_CHAN_STATUS_RX_CLR_MAC 0x00000004
2460 #define AR5K_PHY_CHAN_STATUS_RX_CLR_PAP 0x00000008
2461 
2462 /*
2463  * Heavy clip enable register
2464  */
2465 #define AR5K_PHY_HEAVY_CLIP_ENABLE      0x99e0
2466 
2467 /*
2468  * PHY clock sleep registers [5112+]
2469  */
2470 #define AR5K_PHY_SCLOCK                 0x99f0
2471 #define AR5K_PHY_SCLOCK_32MHZ           0x0000000c
2472 #define AR5K_PHY_SDELAY                 0x99f4
2473 #define AR5K_PHY_SDELAY_32MHZ           0x000000ff
2474 #define AR5K_PHY_SPENDING               0x99f8
2475 
2476 
2477 /*
2478  * PHY PAPD I (power?) table (?)
2479  * (92! entries)
2480  */
2481 #define AR5K_PHY_PAPD_I_BASE    0xa000
2482 #define AR5K_PHY_PAPD_I(_n)     (AR5K_PHY_PAPD_I_BASE + ((_n) << 2))
2483 
2484 /*
2485  * PHY PCDAC TX power table
2486  */
2487 #define AR5K_PHY_PCDAC_TXPOWER_BASE     0xa180
2488 #define AR5K_PHY_PCDAC_TXPOWER(_n)      (AR5K_PHY_PCDAC_TXPOWER_BASE + ((_n) << 2))
2489 
2490 /*
2491  * PHY mode register [5111+]
2492  */
2493 #define AR5K_PHY_MODE                   0x0a200                 /* Register Address */
2494 #define AR5K_PHY_MODE_MOD               0x00000001      /* PHY Modulation bit */
2495 #define AR5K_PHY_MODE_MOD_OFDM          0
2496 #define AR5K_PHY_MODE_MOD_CCK           1
2497 #define AR5K_PHY_MODE_FREQ              0x00000002      /* Freq mode bit */
2498 #define AR5K_PHY_MODE_FREQ_5GHZ         0
2499 #define AR5K_PHY_MODE_FREQ_2GHZ         2
2500 #define AR5K_PHY_MODE_MOD_DYN           0x00000004      /* Enable Dynamic OFDM/CCK mode [5112+] */
2501 #define AR5K_PHY_MODE_RAD               0x00000008      /* [5212+] */
2502 #define AR5K_PHY_MODE_RAD_RF5111        0
2503 #define AR5K_PHY_MODE_RAD_RF5112        8
2504 #define AR5K_PHY_MODE_XR                0x00000010      /* Enable XR mode [5112+] */
2505 #define AR5K_PHY_MODE_HALF_RATE         0x00000020      /* Enable Half rate (test) */
2506 #define AR5K_PHY_MODE_QUARTER_RATE      0x00000040      /* Enable Quarter rat (test) */
2507 
2508 /*
2509  * PHY CCK transmit control register [5111+ (?)]
2510  */
2511 #define AR5K_PHY_CCKTXCTL               0xa204
2512 #define AR5K_PHY_CCKTXCTL_WORLD         0x00000000
2513 #define AR5K_PHY_CCKTXCTL_JAPAN         0x00000010
2514 #define AR5K_PHY_CCKTXCTL_SCRAMBLER_DIS 0x00000001
2515 #define AR5K_PHY_CCKTXCTK_DAC_SCALE     0x00000004
2516 
2517 /*
2518  * PHY CCK Cross-correlator Barker RSSI threshold register [5212+]
2519  */
2520 #define AR5K_PHY_CCK_CROSSCORR                  0xa208
2521 #define AR5K_PHY_CCK_CROSSCORR_WEAK_SIG_THR     0x0000003f
2522 #define AR5K_PHY_CCK_CROSSCORR_WEAK_SIG_THR_S   0
2523 
2524 /* Same address is used for antenna diversity activation */
2525 #define AR5K_PHY_FAST_ANT_DIV           0xa208
2526 #define AR5K_PHY_FAST_ANT_DIV_EN        0x00002000
2527 
2528 /*
2529  * PHY 2GHz gain register [5111+]
2530  */
2531 #define AR5K_PHY_GAIN_2GHZ                      0xa20c
2532 #define AR5K_PHY_GAIN_2GHZ_MARGIN_TXRX          0x00fc0000
2533 #define AR5K_PHY_GAIN_2GHZ_MARGIN_TXRX_S        18
2534 #define AR5K_PHY_GAIN_2GHZ_INI_5111             0x6480416c
2535 
2536 #define AR5K_PHY_CCK_RX_CTL_4                   0xa21c
2537 #define AR5K_PHY_CCK_RX_CTL_4_FREQ_EST_SHORT    0x01f80000
2538 #define AR5K_PHY_CCK_RX_CTL_4_FREQ_EST_SHORT_S  19
2539 
2540 #define AR5K_PHY_DAG_CCK_CTL                    0xa228
2541 #define AR5K_PHY_DAG_CCK_CTL_EN_RSSI_THR        0x00000200
2542 #define AR5K_PHY_DAG_CCK_CTL_RSSI_THR           0x0001fc00
2543 #define AR5K_PHY_DAG_CCK_CTL_RSSI_THR_S         10
2544 
2545 #define AR5K_PHY_FAST_ADC       0xa24c
2546 
2547 #define AR5K_PHY_BLUETOOTH      0xa254
2548 
2549 /*
2550  * Transmit Power Control register
2551  * [2413+]
2552  */
2553 #define AR5K_PHY_TPC_RG1                0xa258
2554 #define AR5K_PHY_TPC_RG1_NUM_PD_GAIN    0x0000c000
2555 #define AR5K_PHY_TPC_RG1_NUM_PD_GAIN_S  14
2556 #define AR5K_PHY_TPC_RG1_PDGAIN_1       0x00030000
2557 #define AR5K_PHY_TPC_RG1_PDGAIN_1_S     16
2558 #define AR5K_PHY_TPC_RG1_PDGAIN_2       0x000c0000
2559 #define AR5K_PHY_TPC_RG1_PDGAIN_2_S     18
2560 #define AR5K_PHY_TPC_RG1_PDGAIN_3       0x00300000
2561 #define AR5K_PHY_TPC_RG1_PDGAIN_3_S     20
2562 
2563 #define AR5K_PHY_TPC_RG5                        0xa26C
2564 #define AR5K_PHY_TPC_RG5_PD_GAIN_OVERLAP        0x0000000F
2565 #define AR5K_PHY_TPC_RG5_PD_GAIN_OVERLAP_S      0
2566 #define AR5K_PHY_TPC_RG5_PD_GAIN_BOUNDARY_1     0x000003F0
2567 #define AR5K_PHY_TPC_RG5_PD_GAIN_BOUNDARY_1_S   4
2568 #define AR5K_PHY_TPC_RG5_PD_GAIN_BOUNDARY_2     0x0000FC00
2569 #define AR5K_PHY_TPC_RG5_PD_GAIN_BOUNDARY_2_S   10
2570 #define AR5K_PHY_TPC_RG5_PD_GAIN_BOUNDARY_3     0x003F0000
2571 #define AR5K_PHY_TPC_RG5_PD_GAIN_BOUNDARY_3_S   16
2572 #define AR5K_PHY_TPC_RG5_PD_GAIN_BOUNDARY_4     0x0FC00000
2573 #define AR5K_PHY_TPC_RG5_PD_GAIN_BOUNDARY_4_S   22
2574 
2575 /*
2576  * PHY PDADC Tx power table
2577  */
2578 #define AR5K_PHY_PDADC_TXPOWER_BASE     0xa280
2579 #define AR5K_PHY_PDADC_TXPOWER(_n)      (AR5K_PHY_PDADC_TXPOWER_BASE + ((_n) << 2))
2580 
2581 /*
2582  * Platform registers for WiSoC
2583  */
2584 #define AR5K_AR5312_RESET               0xbc003020
2585 #define AR5K_AR5312_RESET_BB0_COLD      0x00000004
2586 #define AR5K_AR5312_RESET_BB1_COLD      0x00000200
2587 #define AR5K_AR5312_RESET_WMAC0         0x00002000
2588 #define AR5K_AR5312_RESET_BB0_WARM      0x00004000
2589 #define AR5K_AR5312_RESET_WMAC1         0x00020000
2590 #define AR5K_AR5312_RESET_BB1_WARM      0x00040000
2591 
2592 #define AR5K_AR5312_ENABLE              0xbc003080
2593 #define AR5K_AR5312_ENABLE_WLAN0    0x00000001
2594 #define AR5K_AR5312_ENABLE_WLAN1    0x00000008
2595 
2596 #define AR5K_AR2315_RESET               0xb1000004
2597 #define AR5K_AR2315_RESET_WMAC          0x00000001
2598 #define AR5K_AR2315_RESET_BB_WARM       0x00000002
2599 
2600 #define AR5K_AR2315_AHB_ARB_CTL         0xb1000008
2601 #define AR5K_AR2315_AHB_ARB_CTL_WLAN    0x00000002
2602 
2603 #define AR5K_AR2315_BYTESWAP    0xb100000c
2604 #define AR5K_AR2315_BYTESWAP_WMAC       0x00000002