The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


[ source navigation ] [ diff markup ] [ identifier search ] [ freetext search ] [ file search ] [ list types ] [ track identifier ]

FreeBSD/Linux Kernel Cross Reference
sys/dev/ic/rtwreg.h

Version: -  FREEBSD  -  FREEBSD-13-STABLE  -  FREEBSD-13-0  -  FREEBSD-12-STABLE  -  FREEBSD-12-0  -  FREEBSD-11-STABLE  -  FREEBSD-11-0  -  FREEBSD-10-STABLE  -  FREEBSD-10-0  -  FREEBSD-9-STABLE  -  FREEBSD-9-0  -  FREEBSD-8-STABLE  -  FREEBSD-8-0  -  FREEBSD-7-STABLE  -  FREEBSD-7-0  -  FREEBSD-6-STABLE  -  FREEBSD-6-0  -  FREEBSD-5-STABLE  -  FREEBSD-5-0  -  FREEBSD-4-STABLE  -  FREEBSD-3-STABLE  -  FREEBSD22  -  l41  -  OPENBSD  -  linux-2.6  -  MK84  -  PLAN9  -  xnu-8792 
SearchContext: -  none  -  3  -  10 

    1 /*      $OpenBSD: rtwreg.h,v 1.15 2022/01/09 05:42:42 jsg Exp $ */
    2 /*      $NetBSD: rtwreg.h,v 1.12 2005/01/16 11:50:43 dyoung Exp $       */
    3 /*-
    4  * Copyright (c) 2004, 2005 David Young.  All rights reserved.
    5  *
    6  * Programmed for NetBSD by David Young.
    7  *
    8  * Redistribution and use in source and binary forms, with or without
    9  * modification, are permitted provided that the following conditions
   10  * are met:
   11  * 1. Redistributions of source code must retain the above copyright
   12  *    notice, this list of conditions and the following disclaimer.
   13  * 2. Redistributions in binary form must reproduce the above copyright
   14  *    notice, this list of conditions and the following disclaimer in the
   15  *    documentation and/or other materials provided with the distribution.
   16  * 3. The name of David Young may not be used to endorse or promote
   17  *    products derived from this software without specific prior
   18  *    written permission.
   19  *
   20  * THIS SOFTWARE IS PROVIDED BY David Young ``AS IS'' AND ANY
   21  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
   22  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
   23  * PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL David
   24  * Young BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
   25  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
   26  * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
   27  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
   28  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
   29  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
   31  * OF SUCH DAMAGE.
   32  */
   33 /* Macros for bit twiddling. */
   34 /* TBD factor w/ dev/ic/atwreg.h. */
   35 
   36 #ifndef _BIT_TWIDDLE
   37 #define _BIT_TWIDDLE
   38 
   39 /* find least significant bit that is set */
   40 #define LOWEST_SET_BIT(x) ((((x) - 1) & (x)) ^ (x))
   41 
   42 /* for x a power of two and p a non-negative integer, is x a greater
   43  * power than 2**p?
   44  */
   45 #define GTEQ_POWER(x, p) (((u_long)(x) >> (p)) != 0)
   46 
   47 #define MASK_TO_SHIFT2(m) (GTEQ_POWER(LOWEST_SET_BIT((m)), 1) ? 1 : 0)
   48 
   49 #define MASK_TO_SHIFT4(m) \
   50         (GTEQ_POWER(LOWEST_SET_BIT((m)), 2) \
   51             ? 2 + MASK_TO_SHIFT2((m) >> 2) \
   52             : MASK_TO_SHIFT2((m)))
   53 
   54 #define MASK_TO_SHIFT8(m) \
   55         (GTEQ_POWER(LOWEST_SET_BIT((m)), 4) \
   56             ? 4 + MASK_TO_SHIFT4((m) >> 4) \
   57             : MASK_TO_SHIFT4((m)))
   58 
   59 #define MASK_TO_SHIFT16(m) \
   60         (GTEQ_POWER(LOWEST_SET_BIT((m)), 8) \
   61             ? 8 + MASK_TO_SHIFT8((m) >> 8) \
   62             : MASK_TO_SHIFT8((m)))
   63 
   64 #define MASK_TO_SHIFT(m) \
   65         (GTEQ_POWER(LOWEST_SET_BIT((m)), 16) \
   66             ? 16 + MASK_TO_SHIFT16((m) >> 16) \
   67             : MASK_TO_SHIFT16((m)))
   68 
   69 #define MASK_AND_RSHIFT(x, mask) (((x) & (mask)) >> MASK_TO_SHIFT(mask))
   70 #define LSHIFT(x, mask) ((x) << MASK_TO_SHIFT(mask))
   71 #define MASK_AND_REPLACE(reg, val, mask) ((reg & ~mask) | LSHIFT(val, mask))
   72 #define PRESHIFT(m) MASK_AND_RSHIFT((m), (m))
   73 
   74 #endif /* _BIT_TWIDDLE */
   75 
   76 /* RTL8180/RTL8185 Host Control and Status Registers */
   77 
   78 #define RTW_IDR0        0x00    /* ID Register: MAC addr, 6 bytes.
   79                                  * Auto-loaded from EEPROM. Read by byte,
   80                                  * by word, or by double word, but write
   81                                  * only by double word.
   82                                  */
   83 #define RTW_IDR1        0x04
   84 
   85 #define RTW_MAR0        0x08    /* Multicast filter, 64b. */
   86 #define RTW_MAR1        0x0c
   87 
   88 #define RTW_TSFTRL      0x18    /* Timing Synchronization Function Timer
   89                                  * Register, low word, 32b, read-only.
   90                                  */
   91 #define RTW_TSFTRH      0x1c    /* High word, 32b, read-only. */
   92 #define RTW_TLPDA       0x20    /* Transmit Low Priority Descriptors Start
   93                                  * Address, 32b, 256-byte alignment.
   94                                  */
   95 #define RTW_TNPDA       0x24    /* Transmit Normal Priority Descriptors Start
   96                                  * Address, 32b, 256-byte alignment.
   97                                  */
   98 #define RTW_THPDA       0x28    /* Transmit High Priority Descriptors Start
   99                                  * Address, 32b, 256-byte alignment.
  100                                  */
  101 
  102 #define RTW_BRSR        0x2c    /* Basic Rate Set Register, 16b */
  103 #define RTW8180_BRSR_BPLCP      (1<<8)  /* 1: Short PLCP CTS/ACK header */
  104 #define RTW8180_BRSR_MBR_MASK   0x3     /* Basic Service Rate */
  105 #define RTW8180_BRSR_MBR_1MBPS  LSHIFT(0, RTW8180_BRSR_MBR_MASK)
  106 #define RTW8180_BRSR_MBR_2MBPS  LSHIFT(1, RTW8180_BRSR_MBR_MASK)
  107 #define RTW8180_BRSR_MBR_5MBPS  LSHIFT(2, RTW8180_BRSR_MBR_MASK)
  108 #define RTW8180_BRSR_MBR_11MBPS LSHIFT(3, RTW8180_BRSR_MBR_MASK)
  109 #define RTW8185_BRSR_MBR_MASK   0xfff   /* Basic Service Rate */
  110 #define RTW8185_BRSR_MBR_1MBPS  (1<<0)
  111 #define RTW8185_BRSR_MBR_2MBPS  (1<<1)
  112 #define RTW8185_BRSR_MBR_5MBPS  (1<<2)
  113 #define RTW8185_BRSR_MBR_11MBPS (1<<3)
  114 #define RTW8185_BRSR_MBR_6MBPS  (1<<4)
  115 #define RTW8185_BRSR_MBR_9MBPS  (1<<5)
  116 #define RTW8185_BRSR_MBR_12MBPS (1<<6)
  117 #define RTW8185_BRSR_MBR_18MBPS (1<<7)
  118 #define RTW8185_BRSR_MBR_24MBPS (1<<8)
  119 #define RTW8185_BRSR_MBR_36MBPS (1<<9)
  120 #define RTW8185_BRSR_MBR_48MBPS (1<<10)
  121 #define RTW8185_BRSR_MBR_54MBPS (1<<11)
  122 
  123 #define RTW_BSSID       0x2e
  124 /* BSSID, 6 bytes */
  125 #define RTW_BSSID16     0x2e            /* first two bytes */
  126 #define RTW_BSSID32     (0x2e + 4)      /* remaining four bytes */
  127 #define RTW_BSSID0      RTW_BSSID16             /* BSSID[0], 8b */
  128 #define RTW_BSSID1      (RTW_BSSID0 + 1)        /* BSSID[1], 8b */
  129 #define RTW_BSSID2      (RTW_BSSID1 + 1)        /* BSSID[2], 8b */
  130 #define RTW_BSSID3      (RTW_BSSID2 + 1)        /* BSSID[3], 8b */
  131 #define RTW_BSSID4      (RTW_BSSID3 + 1)        /* BSSID[4], 8b */
  132 #define RTW_BSSID5      (RTW_BSSID4 + 1)        /* BSSID[5], 8b */
  133 
  134 #define RTW8185_RR              0x34    /* Response Rate Register, 8b */
  135 #define RTW8185_RR_MAX          BIT(7, 4)
  136 #define RTW8185_RR_MAX_1MPBS    LSHIFT(0, RTW8185_RR_MAX_MASK)
  137 #define RTW8185_RR_MAX_2MPBS    LSHIFT(1, RTW8185_RR_MAX_MASK)
  138 #define RTW8185_RR_MAX_5MPBS    LSHIFT(2, RTW8185_RR_MAX_MASK)
  139 #define RTW8185_RR_MAX_11MPBS   LSHIFT(3, RTW8185_RR_MAX_MASK)
  140 #define RTW8185_RR_MAX_6MPBS    LSHIFT(4, RTW8185_RR_MAX_MASK)
  141 #define RTW8185_RR_MAX_9MPBS    LSHIFT(5, RTW8185_RR_MAX_MASK)
  142 #define RTW8185_RR_MAX_12MPBS   LSHIFT(6, RTW8185_RR_MAX_MASK)
  143 #define RTW8185_RR_MAX_18MPBS   LSHIFT(7, RTW8185_RR_MAX_MASK)
  144 #define RTW8185_RR_MAX_24MPBS   LSHIFT(8, RTW8185_RR_MAX_MASK)
  145 #define RTW8185_RR_MAX_36MPBS   LSHIFT(9, RTW8185_RR_MAX_MASK)
  146 #define RTW8185_RR_MAX_48MPBS   LSHIFT(10, RTW8185_RR_MAX_MASK)
  147 #define RTW8185_RR_MAX_54MPBS   LSHIFT(11, RTW8185_RR_MAX_MASK)
  148 #define RTW8185_RR_MIN_MASK     BIT(3, 0)
  149 #define RTW8185_RR_MIN_1MPBS    LSHIFT(0, RTW8185_RR_MIN_MASK)
  150 #define RTW8185_RR_MIN_2MPBS    LSHIFT(1, RTW8185_RR_MIN_MASK)
  151 #define RTW8185_RR_MIN_5MPBS    LSHIFT(2, RTW8185_RR_MIN_MASK)
  152 #define RTW8185_RR_MIN_11MPBS   LSHIFT(3, RTW8185_RR_MIN_MASK)
  153 #define RTW8185_RR_MIN_6MPBS    LSHIFT(4, RTW8185_RR_MIN_MASK)
  154 #define RTW8185_RR_MIN_9MPBS    LSHIFT(5, RTW8185_RR_MIN_MASK)
  155 #define RTW8185_RR_MIN_12MPBS   LSHIFT(6, RTW8185_RR_MIN_MASK)
  156 #define RTW8185_RR_MIN_18MPBS   LSHIFT(7, RTW8185_RR_MIN_MASK)
  157 #define RTW8185_RR_MIN_24MPBS   LSHIFT(8, RTW8185_RR_MIN_MASK)
  158 #define RTW8185_RR_MIN_36MPBS   LSHIFT(9, RTW8185_RR_MIN_MASK)
  159 #define RTW8185_RR_MIN_48MPBS   LSHIFT(10, RTW8185_RR_MIN_MASK)
  160 #define RTW8185_RR_MIN_54MPBS   LSHIFT(11, RTW8185_RR_MIN_MASK)
  161 
  162 #define RTW8185_EIFS_TIMER      0x35    /* Extended IFS Register, 16b ??? */
  163 
  164 #define RTW_CR          0x37    /* Command Register, 8b */
  165 #define RTW_CR_RST      (1<<4)  /* Reset: host sets to 1 to disable
  166                                  * transmitter & receiver, reinitialize FIFO.
  167                                  * RTL8180L sets to 0 to signal completion.
  168                                  */
  169 #define RTW_CR_RE       (1<<3)  /* Receiver Enable: host enables receiver
  170                                  * by writing 1. RTL8180L indicates receiver
  171                                  * is active with 1. After power-up, host
  172                                  * must wait for reset before writing.
  173                                  */
  174 #define RTW_CR_TE       (1<<2)  /* Transmitter Enable: host enables transmitter
  175                                  * by writing 1. RTL8180L indicates transmitter
  176                                  * is active with 1. After power-up, host
  177                                  * must wait for reset before writing.
  178                                  */
  179 #define RTW_CR_MULRW    (1<<0)  /* PCI Multiple Read/Write enable: 1 enables,
  180                                  * 0 disables. XXX RTL8180, only?
  181                                  */
  182 
  183 #define RTW_IMR         0x3c    /* Interrupt Mask Register, 16b */
  184 #define RTW_ISR         0x3e    /* Interrupt Status Register, 16b */
  185 
  186 #define RTW_INTR_TXFOVW (1<<15)         /* Tx FIFO underflow */
  187 #define RTW_INTR_TIMEOUT        (1<<14) /* Time Out: 1 indicates
  188                                          * RTW_TSFTR[0:31] = RTW_TINT
  189                                          */
  190 #define RTW_INTR_BCNINT (1<<13) /* Beacon Time Out: time for host to
  191                                  * prepare beacon:
  192                                  * RTW_TSFTR % (RTW_BCNITV_BCNITV * TU) =
  193                                  * (RTW_BCNITV_BCNITV * TU - RTW_BINTRITV)
  194                                  */
  195 #define RTW_INTR_ATIMINT        (1<<12)
  196                                 /* ATIM Time Out: ATIM interval will pass,
  197                                  * RTW_TSFTR % (RTW_BCNITV_BCNITV * TU) =
  198                                  * (RTW_ATIMWND_ATIMWND * TU - RTW_ATIMTRITV)
  199                                  */
  200 #define RTW_INTR_TBDER  (1<<11) /* Tx Beacon Descriptor Error:
  201                                  * beacon transmission aborted because
  202                                  * frame Rx'd
  203                                  */
  204 #define RTW_INTR_TBDOK  (1<<10) /* Tx Beacon Descriptor OK */
  205 #define RTW_INTR_THPDER (1<<9)  /* Tx High Priority Descriptor Error:
  206                                  * reached short/long retry limit
  207                                  */
  208 #define RTW_INTR_THPDOK (1<<8)  /* Tx High Priority Descriptor OK */
  209 #define RTW_INTR_TNPDER (1<<7)  /* Tx Normal Priority Descriptor Error:
  210                                  * reached short/long retry limit
  211                                  */
  212 #define RTW_INTR_TNPDOK (1<<6)  /* Tx Normal Priority Descriptor OK */
  213 #define RTW_INTR_RXFOVW (1<<5)  /* Rx FIFO Overflow: either RDU (see below)
  214                                  * or PCI bus too slow/busy
  215                                  */
  216 #define RTW_INTR_RDU    (1<<4)  /* Rx Descriptor Unavailable */
  217 #define RTW_INTR_TLPDER (1<<3)  /* Tx Normal Priority Descriptor Error
  218                                  * reached short/long retry limit
  219                                  */
  220 #define RTW_INTR_TLPDOK (1<<2)  /* Tx Normal Priority Descriptor OK */
  221 #define RTW_INTR_RER    (1<<1)  /* Rx Error: CRC32 or ICV error */
  222 #define RTW_INTR_ROK    (1<<0)  /* Rx OK */
  223 
  224 /* Convenient interrupt conjunctions. */
  225 #define RTW_INTR_RX     (RTW_INTR_RER|RTW_INTR_ROK)
  226 #define RTW_INTR_TX     (RTW_INTR_TLPDER|RTW_INTR_TLPDOK|RTW_INTR_THPDER|\
  227                          RTW_INTR_THPDOK|RTW_INTR_TNPDER|RTW_INTR_TNPDOK|\
  228                          RTW_INTR_TBDER|RTW_INTR_TBDOK)
  229 #define RTW_INTR_BEACON (RTW_INTR_BCNINT|RTW_INTR_TBDER|RTW_INTR_TBDOK)
  230 #define RTW_INTR_IOERROR        (RTW_INTR_TXFOVW|RTW_INTR_RXFOVW|RTW_INTR_RDU)
  231 
  232 #define RTW_TCR         0x40    /* Transmit Configuration Register, 32b */
  233 #define RTW_TCR_CWMIN   (1<<31) /* 1: CWmin = 8, 0: CWmin = 32. */
  234 #define RTW_TCR_SWSEQ   (1<<30) /* 1: host assigns 802.11 sequence number,
  235                                  * 0: hardware assigns sequence number
  236                                  */
  237 #define RTW8185_TCR_NOPROBERSPTO        (1<<29) /* No Probe Rsp timeout */
  238 /* Hardware version ID, read-only */
  239 #define RTW_TCR_HWVERID_MASK            0xe000000
  240 #define RTW_TCR_HWVERID_RTL8180D        (1<<26)
  241 #define RTW_TCR_HWVERID_RTL8180F        0x6000000
  242 #define RTW_TCR_HWVERID_RTL8185         ((1<<27) | (1<<25))
  243 /* Set ACK/CTS Timeout (EIFS).
  244  * 1: ACK rate = max(RTW_BRSR_MBR, Rx rate) (XXX not min? typo in datasheet?)
  245  * 0: ACK rate = 1Mbps
  246  */
  247 #define RTW8180_TCR_SAT         (1<<24)
  248 /* 1: Software PLCP length,
  249  * 0: Hardware PLCP length
  250  */
  251 #define RTW8185_TCR_PLCPLENGTH  (1<<24)
  252 /* Max DMA Burst Size per Tx DMA Burst */
  253 #define RTW_TCR_MXDMA_MASK      0xe00000
  254 #define RTW_TCR_MXDMA_16        LSHIFT(0, RTW_TCR_MXDMA_MASK)
  255 #define RTW_TCR_MXDMA_32        LSHIFT(1, RTW_TCR_MXDMA_MASK)
  256 #define RTW_TCR_MXDMA_64        LSHIFT(2, RTW_TCR_MXDMA_MASK)
  257 #define RTW_TCR_MXDMA_128       LSHIFT(3, RTW_TCR_MXDMA_MASK)
  258 #define RTW_TCR_MXDMA_256       LSHIFT(4, RTW_TCR_MXDMA_MASK)
  259 #define RTW_TCR_MXDMA_512       LSHIFT(5, RTW_TCR_MXDMA_MASK)
  260 #define RTW_TCR_MXDMA_1024      LSHIFT(6, RTW_TCR_MXDMA_MASK)
  261 #define RTW_TCR_MXDMA_2048      LSHIFT(7, RTW_TCR_MXDMA_MASK)
  262 
  263 #define RTW_TCR_DISCW           (1<<20) /* disable 802.11 random backoff */
  264 
  265 #define RTW_TCR_ICV             (1<<19) /* host lets RTL8180 append ICV to
  266                                          * WEP packets
  267                                          */
  268 
  269 /* Loopback Test: disables TXI/TXQ outputs. */
  270 #define RTW_TCR_LBK_MASK        0x60000
  271 #define RTW_TCR_LBK_NORMAL      LSHIFT(0, RTW_TCR_LBK_MASK) /* normal ops */
  272 #define RTW_TCR_LBK_MAC         LSHIFT(1, RTW_TCR_LBK_MASK) /* MAC loopback */
  273 #define RTW_TCR_LBK_BBP         LSHIFT(2, RTW_TCR_LBK_MASK) /* baseband loop. */
  274 #define RTW_TCR_LBK_CONT        LSHIFT(3, RTW_TCR_LBK_MASK) /* continuous Tx */
  275 
  276 #define RTW_TCR_CRC     (1<<16)         /* 0: RTL8180 appends CRC32
  277                                          * 1: host appends CRC32
  278                                          *
  279                                          * (I *think* this is right.
  280                                          *  The docs have a mysterious
  281                                          *  description in the
  282                                          *  passive voice.)
  283                                          */
  284 #define RTW_TCR_SRL_MASK        0xff00  /* Short Retry Limit */
  285 #define RTW_TCR_LRL_MASK        0xff    /* Long Retry Limit */
  286 
  287 #define RTW_RCR         0x44    /* Receive Configuration Register, 32b */
  288 #define RTW_RCR_ONLYERLPKT      (1<<31) /* only do Early Rx on packets
  289                                          * longer than 1536 bytes
  290                                          */
  291 #define RTW_RCR_ENCS2           (1<<30) /* enable carrier sense method 2 */
  292 #define RTW_RCR_ENCS1           (1<<29) /* enable carrier sense method 1 */
  293 #define RTW_RCR_ENMARP          (1<<28) /* enable MAC auto-reset PHY */
  294 #define RTW_RCR_CBSSID          (1<<23) /* Check BSSID/ToDS/FromDS: set
  295                                          * "Link On" when received BSSID
  296                                          * matches RTW_BSSID and received
  297                                          * ToDS/FromDS are appropriate
  298                                          * according to RTW_MSR_NETYPE.
  299                                          */
  300 #define RTW_RCR_APWRMGT         (1<<22) /* accept packets w/ PWRMGMT bit set */
  301 #define RTW_RCR_ADD3            (1<<21) /* when RTW_MSR_NETYPE ==
  302                                          * RTW_MSR_NETYPE_INFRA_OK, accept
  303                                          * broadcast/multicast packets whose
  304                                          * 3rd address matches RTL8180's MAC.
  305                                          */
  306 #define RTW_RCR_AMF             (1<<20) /* accept management frames */
  307 #define RTW_RCR_ACF             (1<<19) /* accept control frames */
  308 #define RTW_RCR_ADF             (1<<18) /* accept data frames */
  309 /* Rx FIFO Threshold: RTL8180 begins PCI transfer when this many data
  310  * bytes are received
  311  */
  312 #define RTW8180_RCR_RXFTH_MASK  0xe000
  313 #define RTW8180_RCR_RXFTH_64    LSHIFT(2, RTW8180_RCR_RXFTH_MASK)
  314 #define RTW8180_RCR_RXFTH_128   LSHIFT(3, RTW8180_RCR_RXFTH_MASK)
  315 #define RTW8180_RCR_RXFTH_256   LSHIFT(4, RTW8180_RCR_RXFTH_MASK)
  316 #define RTW8180_RCR_RXFTH_512   LSHIFT(5, RTW8180_RCR_RXFTH_MASK)
  317 #define RTW8180_RCR_RXFTH_1024  LSHIFT(6, RTW8180_RCR_RXFTH_MASK)
  318 #define RTW8180_RCR_RXFTH_WHOLE LSHIFT(7, RTW8180_RCR_RXFTH_MASK)
  319 
  320 #define RTW_RCR_AICV            (1<<12) /* accept frames w/ ICV errors */
  321 
  322 /* Max DMA Burst Size per Rx DMA Burst */
  323 #define RTW_RCR_MXDMA_MASK      0x700
  324 #define RTW_RCR_MXDMA_16        LSHIFT(0, RTW_RCR_MXDMA_MASK)
  325 #define RTW_RCR_MXDMA_32        LSHIFT(1, RTW_RCR_MXDMA_MASK)
  326 #define RTW_RCR_MXDMA_64        LSHIFT(2, RTW_RCR_MXDMA_MASK)
  327 #define RTW_RCR_MXDMA_128       LSHIFT(3, RTW_RCR_MXDMA_MASK)
  328 #define RTW_RCR_MXDMA_256       LSHIFT(4, RTW_RCR_MXDMA_MASK)
  329 #define RTW_RCR_MXDMA_512       LSHIFT(5, RTW_RCR_MXDMA_MASK)
  330 #define RTW_RCR_MXDMA_1024      LSHIFT(6, RTW_RCR_MXDMA_MASK)
  331 #define RTW_RCR_MXDMA_UNLIMITED LSHIFT(7, RTW_RCR_MXDMA_MASK)
  332 
  333 /* EEPROM type, read-only. 1: EEPROM is 93c56, 0: 93c46 */
  334 #define RTW_RCR_9356SEL         (1<<6)
  335 
  336 #define RTW_RCR_ACRC32          (1<<5)  /* accept frames w/ CRC32 errors */
  337 #define RTW_RCR_AB              (1<<3)  /* accept broadcast frames */
  338 #define RTW_RCR_AM              (1<<2)  /* accept multicast frames */
  339 /* accept physical match frames. XXX means PLCP header ok? */
  340 #define RTW_RCR_APM             (1<<1)
  341 #define RTW_RCR_AAP             (1<<0)  /* accept frames w/ destination */
  342 
  343 /* Additional bits to set in monitor mode. */
  344 #define RTW_RCR_MONITOR (               \
  345     RTW_RCR_AAP |                       \
  346     RTW_RCR_ACF |                       \
  347     RTW_RCR_ACRC32 |                    \
  348     RTW_RCR_AICV |                      \
  349     0)
  350 
  351 /* The packet filter bits. */
  352 #define RTW_RCR_PKTFILTER_MASK (\
  353     RTW_RCR_AAP |               \
  354     RTW_RCR_AB |                \
  355     RTW_RCR_ACF |               \
  356     RTW_RCR_ACRC32 |            \
  357     RTW_RCR_ADD3 |              \
  358     RTW_RCR_ADF |               \
  359     RTW_RCR_AICV |              \
  360     RTW_RCR_AM |                \
  361     RTW_RCR_AMF |               \
  362     RTW_RCR_APM |               \
  363     RTW_RCR_APWRMGT |           \
  364     0)
  365 
  366 /* Receive power-management frames and mgmt/ctrl/data frames. */
  367 #define RTW_RCR_PKTFILTER_DEFAULT       (       \
  368     RTW_RCR_ADF |                               \
  369     RTW_RCR_AMF |                               \
  370     RTW_RCR_APM |                               \
  371     RTW_RCR_APWRMGT |                           \
  372     0)
  373 
  374 #define RTW_TINT        0x48    /* Timer Interrupt Register, 32b */
  375 #define RTW_TBDA        0x4c    /* Transmit Beacon Descriptor Start Address,
  376                                  * 32b, 256-byte alignment
  377                                  */
  378 #define RTW_9346CR      0x50    /* 93c46/93c56 Command Register, 8b */
  379 #define RTW_9346CR_EEM_MASK     0xc0    /* Operating Mode */
  380 #define RTW_9346CR_EEM_NORMAL   LSHIFT(0, RTW_9346CR_EEM_MASK)
  381 /* Load the EEPROM. Reset registers to defaults.
  382  * Takes ~2ms. RTL8180 indicates completion with RTW_9346CR_EEM_NORMAL.
  383  * XXX RTL8180 only?
  384  */
  385 #define RTW_9346CR_EEM_AUTOLOAD LSHIFT(1, RTW_9346CR_EEM_MASK)
  386 /* Disable network & bus-master operations and enable
  387  * _EECS, _EESK, _EEDI, _EEDO.
  388  * XXX RTL8180 only?
  389  */
  390 #define RTW_9346CR_EEM_PROGRAM  LSHIFT(2, RTW_9346CR_EEM_MASK)
  391 /* Enable RTW_CONFIG[0123] registers. */
  392 #define RTW_9346CR_EEM_CONFIG   LSHIFT(3, RTW_9346CR_EEM_MASK)
  393 /* EEPROM pin status/control in _EEM_CONFIG, _EEM_AUTOLOAD modes.
  394  * XXX RTL8180 only?
  395  */
  396 #define RTW_9346CR_EECS (1<<3)
  397 #define RTW_9346CR_EESK (1<<2)
  398 #define RTW_9346CR_EEDI (1<<1)
  399 #define RTW_9346CR_EEDO (1<<0)  /* read-only */
  400 
  401 #define RTW_CONFIG0     0x51    /* Configuration Register 0, 8b */
  402 #define RTW8180_CONFIG0_WEP40           (1<<7)  /* implements 40-bit WEP,
  403                                                  */
  404 #define RTW8180_CONFIG0_WEP104          (1<<6)  /* implements 104-bit WEP,
  405                                                  * from EEPROM, read-only
  406                                                  */
  407 #define RTW8180_CONFIG0_LEDGPOEN        (1<<4)  /* 1: RTW_PSR_LEDGPO[01] control
  408                                                  *    LED[01] pins.
  409                                                  * 0: LED behavior defined by
  410                                                  *    RTW_CONFIG1_LEDS10_MASK
  411                                                  */
  412 /* auxiliary power is present, read-only */
  413 #define RTW_CONFIG0_AUXPWR              (1<<3)
  414 /* Geographic Location, read-only */
  415 #define RTW8180_CONFIG0_GL_MASK         0x3
  416 #define RTW8180_CONFIG0_GL_USA          LSHIFT(3, RTW8180_CONFIG0_GL_MASK)
  417 #define RTW8180_CONFIG0_GL_EUROPE       LSHIFT(2, RTW8180_CONFIG0_GL_MASK)
  418 #define RTW8180_CONFIG0_GL_JAPAN        LSHIFT(1, RTW8180_CONFIG0_GL_MASK)
  419 #define RTW8180_CONFIG0_GL_JAPAN2       LSHIFT(0, RTW8180_CONFIG0_GL_MASK)
  420 /* RTL8181 datasheet says RTW_CONFIG0_GL_JAPAN = 0. */
  421 
  422 #define RTW_CONFIG1     0x52    /* Configuration Register 1, 8b */
  423 
  424 /* LED configuration. From EEPROM. Read/write.
  425  *
  426  * Setting                              LED0            LED1
  427  * -------                              ----            ----
  428  * RTW_CONFIG1_LEDS_ACT_INFRA           Activity        Infrastructure
  429  * RTW_CONFIG1_LEDS_ACT_LINK            Activity        Link
  430  * RTW_CONFIG1_LEDS_TX_RX               Tx              Rx
  431  * RTW_CONFIG1_LEDS_LINKACT_INFRA       Link/Activity   Infrastructure
  432  */
  433 #define RTW_CONFIG1_LEDS_MASK   0xc0
  434 #define RTW_CONFIG1_LEDS_ACT_INFRA      LSHIFT(0, RTW_CONFIG1_LEDS_MASK)
  435 #define RTW_CONFIG1_LEDS_ACT_LINK       LSHIFT(1, RTW_CONFIG1_LEDS_MASK)
  436 #define RTW_CONFIG1_LEDS_TX_RX          LSHIFT(2, RTW_CONFIG1_LEDS_MASK)
  437 #define RTW_CONFIG1_LEDS_LINKACT_INFRA  LSHIFT(3, RTW_CONFIG1_LEDS_MASK)
  438 
  439 /* LWAKE Output Signal. Only applicable to Cardbus. Pulse width is 150ms.
  440  *
  441  *                                   RTW_CONFIG1_LWACT
  442  *                              0                       1
  443  * RTW_CONFIG4_LWPTN    0       active high             active low
  444  *                      1       positive pulse          negative pulse
  445  */
  446 #define RTW_CONFIG1_LWACT       (1<<4)
  447 
  448 #define RTW_CONFIG1_MEMMAP      (1<<3)  /* using PCI memory space, read-only */
  449 #define RTW_CONFIG1_IOMAP       (1<<2)  /* using PCI I/O space, read-only */
  450 #define RTW_CONFIG1_VPD         (1<<1)  /* if set, VPD from offsets
  451                                          * 0x40-0x7f in EEPROM are at
  452                                          * registers 0x60-0x67 of PCI
  453                                          * Configuration Space (XXX huh?)
  454                                          */
  455 #define RTW_CONFIG1_PMEN        (1<<0)  /* Power Management Enable: TBD */
  456 
  457 #define RTW_CONFIG2     0x53    /* Configuration Register 2, 8b */
  458 #define RTW_CONFIG2_LCK (1<<7)  /* clocks are locked, read-only:
  459                                  * Tx frequency & symbol clocks
  460                                  * are derived from the same OSC
  461                                  */
  462 #define RTW8180_CONFIG2_ANT     (1<<6)  /* diversity enabled, read-only */
  463 #define RTW_CONFIG2_DPS (1<<3)  /* Descriptor Polling State: enable
  464                                  * test mode.
  465                                  */
  466 #define RTW_CONFIG2_PAPESIGN            (1<<2)          /* TBD, from EEPROM */
  467 #define RTW_CONFIG2_PAPETIME_MASK       0x3     /* TBD, from EEPROM */
  468 
  469 #define RTW_ANAPARM_0           0x54    /* Analog parameter, 32b */
  470 #define RTW8185_ANAPARM_1       0x60
  471 
  472 #define RTW_ANAPARM_RFPOW0_MASK 0x70000000              /* undocumented bits
  473                                                          * which appear to
  474                                                          * control the power
  475                                                          * state of the RF
  476                                                          * components
  477                                                          */
  478 #define RTW_ANAPARM_RFPOW_MASK  \
  479     (RTW_ANAPARM_RFPOW0_MASK|RTW_ANAPARM_RFPOW1_MASK)
  480 
  481 #define RTW_ANAPARM_TXDACOFF    (1<<27)                 /* 1: disable Tx DAC,
  482                                                          * 0: enable
  483                                                          */
  484 #define RTW_ANAPARM_RFPOW1_MASK 0x7f00000               /* undocumented bits
  485                                                          * which appear to
  486                                                          * control the power
  487                                                          * state of the RF
  488                                                          * components
  489                                                          */
  490 
  491 /*
  492  * Maxim On/Sleep/Off control
  493  */
  494 #define RTW_ANAPARM_RFPOW_MAXIM_ON      LSHIFT(0x8, RTW_ANAPARM_RFPOW1_MASK)
  495 
  496 /* reg[RTW_ANAPARM] |= RTW_ANAPARM_TXDACOFF; */
  497 #define RTW_ANAPARM_RFPOW_MAXIM_SLEEP   LSHIFT(0x378, RTW_ANAPARM_RFPOW1_MASK)
  498 
  499 /* reg[RTW_ANAPARM] |= RTW_ANAPARM_TXDACOFF; */
  500 #define RTW_ANAPARM_RFPOW_MAXIM_OFF     LSHIFT(0x379, RTW_ANAPARM_RFPOW1_MASK)
  501 
  502 /*
  503  * RFMD On/Sleep/Off control
  504  */
  505 #define RTW_ANAPARM_RFPOW_RFMD_ON       LSHIFT(0x408, RTW_ANAPARM_RFPOW1_MASK)
  506 
  507 /* reg[RTW_ANAPARM] |= RTW_ANAPARM_TXDACOFF; */
  508 #define RTW_ANAPARM_RFPOW_RFMD_SLEEP    LSHIFT(0x378, RTW_ANAPARM_RFPOW1_MASK)
  509 
  510 /* reg[RTW_ANAPARM] |= RTW_ANAPARM_TXDACOFF; */
  511 #define RTW_ANAPARM_RFPOW_RFMD_OFF      LSHIFT(0x379, RTW_ANAPARM_RFPOW1_MASK)
  512 
  513 /*
  514  * Philips On/Sleep/Off control
  515  */
  516 #define RTW_ANAPARM_RFPOW_ANA_PHILIPS_ON        \
  517     LSHIFT(0x328, RTW_ANAPARM_RFPOW1_MASK)
  518 #define RTW_ANAPARM_RFPOW_DIG_PHILIPS_ON        \
  519     LSHIFT(0x008, RTW_ANAPARM_RFPOW1_MASK)
  520 
  521 /* reg[RTW_ANAPARM] |= RTW_ANAPARM_TXDACOFF; */
  522 #define RTW_ANAPARM_RFPOW_PHILIPS_SLEEP\
  523     LSHIFT(0x378, RTW_ANAPARM_RFPOW1_MASK)
  524 
  525 /* reg[RTW_ANAPARM] |= RTW_ANAPARM_TXDACOFF; */
  526 #define RTW_ANAPARM_RFPOW_PHILIPS_OFF\
  527     LSHIFT(0x379, RTW_ANAPARM_RFPOW1_MASK)
  528 
  529 #define RTW_ANAPARM_RFPOW_PHILIPS_ON    LSHIFT(0x328, RTW_ANAPARM_RFPOW1_MASK)
  530 
  531 #define RTW_ANAPARM_CARDSP_MASK 0xfffff         /* undocumented
  532                                                          * card-specific
  533                                                          * bits from the
  534                                                          * EEPROM.
  535                                                          */
  536 
  537 #define RTW_MSR         0x58    /* Media Status Register, 8b */
  538 /* Network Type and Link Status */
  539 #define RTW_MSR_NETYPE_MASK     0xc
  540 /* AP, XXX RTL8181 only? */
  541 #define RTW_MSR_NETYPE_AP_OK    LSHIFT(3, RTW_MSR_NETYPE_MASK)
  542 /* infrastructure link ok */
  543 #define RTW_MSR_NETYPE_INFRA_OK LSHIFT(2, RTW_MSR_NETYPE_MASK)
  544 /* ad-hoc link ok */
  545 #define RTW_MSR_NETYPE_ADHOC_OK LSHIFT(1, RTW_MSR_NETYPE_MASK)
  546 /* no link */
  547 #define RTW_MSR_NETYPE_NOLINK   LSHIFT(0, RTW_MSR_NETYPE_MASK)
  548 
  549 #define RTW_CONFIG3     0x59    /* Configuration Register 3, 8b */
  550 #define RTW_CONFIG3_GNTSEL      (1<<7)  /* Grant Select, read-only */
  551 #define RTW_CONFIG3_PARMEN      (1<<6)  /* Set RTW_CONFIG3_PARMEN and
  552                                          * RTW_9346CR_EEM_CONFIG to
  553                                          * allow RTW_ANAPARM writes.
  554                                          */
  555 #define RTW_CONFIG3_MAGIC       (1<<5)  /* Valid when RTW_CONFIG1_PMEN is
  556                                          * set. If set, RTL8180 wakes up 
  557                                          * OS when Magic Packet is Rx'd.
  558                                          */
  559 #define RTW_CONFIG3_CARDBEN     (1<<3)  /* Cardbus-related registers
  560                                          * and functions are enabled,
  561                                          * read-only. XXX RTL8180 only.
  562                                          */
  563 #define RTW_CONFIG3_CLKRUNEN    (1<<2)  /* CLKRUN enabled, read-only.
  564                                          * XXX RTL8180 only.
  565                                          */
  566 #define RTW_CONFIG3_FUNCREGEN   (1<<1)  /* Function Registers Enabled,
  567                                          * read-only. XXX RTL8180 only.
  568                                          */
  569 #define RTW_CONFIG3_FBTBEN      (1<<0)  /* Fast back-to-back enabled,
  570                                          * read-only.
  571                                          */
  572 #define RTW_CONFIG4     0x5A    /* Configuration Register 4, 8b */
  573 #define RTW_CONFIG4_VCOPDN      (1<<7)  /* VCO Power Down
  574                                          * 0: normal operation
  575                                          *    (power-on default)
  576                                          * 1: power-down VCO, RF front-end,
  577                                          *    and most RTL8180 components.
  578                                          */
  579 #define RTW_CONFIG4_PWROFF      (1<<6)  /* Power Off
  580                                          * 0: normal operation
  581                                          *    (power-on default)
  582                                          * 1: power-down RF front-end,
  583                                          *    and most RTL8180 components,
  584                                          *    but leave VCO on.
  585                                          *
  586                                          * XXX RFMD front-end only?
  587                                          */
  588 #define RTW_CONFIG4_PWRMGT      (1<<5)  /* Power Management
  589                                          * 0: normal operation
  590                                          *    (power-on default)
  591                                          * 1: set Tx packet's PWRMGMT bit.
  592                                          */
  593 #define RTW_CONFIG4_LWPME       (1<<4)  /* LANWAKE vs. PMEB: Cardbus-only
  594                                          * 0: LWAKE & PMEB asserted
  595                                          *    simultaneously
  596                                          * 1: LWAKE asserted only if
  597                                          *    both PMEB is asserted and
  598                                          *    ISOLATEB is low.
  599                                          * XXX RTL8180 only.
  600                                          */
  601 #define RTW_CONFIG4_LWPTN       (1<<2)  /* see RTW_CONFIG1_LWACT
  602                                          * XXX RTL8180 only.
  603                                          */
  604 /* Radio Front-End Programming Method */
  605 #define RTW_CONFIG4_RFTYPE_MASK 0x3
  606 #define RTW_CONFIG4_RFTYPE_INTERSIL     LSHIFT(1, RTW_CONFIG4_RFTYPE_MASK)
  607 #define RTW_CONFIG4_RFTYPE_RFMD         LSHIFT(2, RTW_CONFIG4_RFTYPE_MASK)
  608 #define RTW_CONFIG4_RFTYPE_PHILIPS      LSHIFT(3, RTW_CONFIG4_RFTYPE_MASK)
  609 
  610 #define RTW_TESTR       0x5B    /* TEST mode register, 8b */
  611 
  612 #define RTW_PSR         0x5e    /* Page Select Register, 8b */
  613 #define RTW_PSR_GPO     (1<<7)  /* Control/status of pin 52. */
  614 #define RTW_PSR_GPI     (1<<6)  /* Status of pin 64. */
  615 #define RTW_PSR_LEDGPO1 (1<<5)  /* Status/control of LED1 pin if
  616                                  * RTW_CONFIG0_LEDGPOEN is set.
  617                                  */
  618 #define RTW_PSR_LEDGPO0 (1<<4)  /* Status/control of LED0 pin if
  619                                  * RTW_CONFIG0_LEDGPOEN is set.
  620                                  */
  621 #define RTW_PSR_UWF     (1<<1)  /* Enable Unicast Wakeup Frame */
  622 #define RTW_PSR_PSEN    (1<<0)  /* 1: page 1, 0: page 0 */
  623 
  624 #define RTW8180_SCR             0x5f    /* Security Configuration Register, 8b */
  625 #define RTW8180_SCR_KM_MASK     0x30    /* Key Mode */
  626 #define RTW8180_SCR_KM_WEP104   LSHIFT(1, RTW8180_SCR_KM_MASK)
  627 #define RTW8180_SCR_KM_WEP40    LSHIFT(0, RTW8180_SCR_KM_MASK)
  628 #define RTW8180_SCR_TXSECON             (1<<1)  /* Enable Tx WEP. Invalid if
  629                                          * neither RTW_CONFIG0_WEP40 nor
  630                                          * RTW_CONFIG0_WEP104 is set. 
  631                                          */
  632 #define RTW8180_SCR_RXSECON             (1<<0)  /* Enable Rx WEP. Invalid if
  633                                          * neither RTW_CONFIG0_WEP40 nor
  634                                          * RTW_CONFIG0_WEP104 is set. 
  635                                          */
  636 
  637 #define RTW8185_RFPARM  0x60    /* RF Parameter Register, 32b */
  638 
  639 #define RTW_BCNITV      0x70    /* Beacon Interval Register, 16b */
  640 #define RTW_BCNITV_BCNITV_MASK  0x3ff   /* TU between TBTT, written
  641                                                  * by host.
  642                                                  */
  643 #define RTW_ATIMWND     0x72    /* ATIM Window Register, 16b */
  644 #define RTW_ATIMWND_ATIMWND     0x3ff   /* ATIM Window length in TU,
  645                                                  * written by host.
  646                                                  */
  647 
  648 #define RTW_BINTRITV    0x74    /* Beacon Interrupt Interval Register, 16b */
  649 #define RTW_BINTRITV_BINTRITV   0x3ff   /* RTL8180 wakes host with
  650                                                  * RTW_INTR_BCNINT at BINTRITV
  651                                                  * microseconds before TBTT
  652                                                  */
  653 #define RTW_ATIMTRITV   0x76    /* ATIM Interrupt Interval Register, 16b */
  654 #define RTW_ATIMTRITV_ATIMTRITV 0x3ff   /* RTL8180 wakes host with
  655                                                  * RTW_INTR_ATIMINT at ATIMTRITV
  656                                                  * microseconds before end of
  657                                                  * ATIM Window
  658                                                  */
  659 
  660 #define RTW_PHYDELAY    0x78    /* PHY Delay Register, 8b */
  661 #define RTW_PHYDELAY_REVC_MAGIC (1<<3)          /* Rev. C magic from reference
  662                                                  * driver
  663                                                  */
  664 #define RTW_PHYDELAY_PHYDELAY   0x7     /* microsecond Tx delay between
  665                                                  * MAC and RF front-end
  666                                                  */
  667 #define RTW_CRCOUNT     0x79    /* Carrier Sense Counter, 8b */
  668 #define RTW_CRCOUNT_MAGIC       0x4c
  669 
  670 #define RTW_CRC16ERR    0x7a    /* CRC16 error count, 16b, XXX RTL8181 only? */
  671 
  672 #define RTW_BB  0x7c            /* Baseband interface, 32b */
  673 /* used for writing RTL8180's integrated baseband processor */
  674 #define RTW_BB_RD_MASK          0xff0000        /* data to read */
  675 #define RTW_BB_WR_MASK          0xff00  /* data to write */
  676 #define RTW_BB_WREN             (1<<7)          /* write enable */
  677 #define RTW_BB_ADDR_MASK        0x7f    /* address */
  678 
  679 #define RTW_PHYADDR     0x7c    /* Address register for PHY interface, 8b */
  680 #define RTW_PHYDATAW    0x7d    /* Write data to PHY, 8b, write-only */
  681 #define RTW_PHYDATAR    0x7e    /* Read data from PHY, 8b (?), read-only */
  682 
  683 #define RTW8180_PHYCFG  0x80    /* PHY Configuration Register, 32b */
  684 #define RTW8180_PHYCFG_MAC_POLL (1<<31)         /* if !RTW8180_PHYCFG_HST,
  685                                                  * host sets. MAC clears
  686                                                  * after banging bits.
  687                                                  */
  688 #define RTW8180_PHYCFG_HST              (1<<30)         /* 1: host bangs bits
  689                                                  * 0: MAC bangs bits
  690                                                  */
  691 #define RTW8180_PHYCFG_MAC_RFTYPE_MASK  0x30000000
  692 #define RTW8180_PHYCFG_MAC_RFTYPE_INTERSIL                              \
  693         LSHIFT(0, RTW8180_PHYCFG_MAC_RFTYPE_MASK)
  694 #define RTW8180_PHYCFG_MAC_RFTYPE_RFMD                                  \
  695         LSHIFT(1, RTW8180_PHYCFG_MAC_RFTYPE_MASK)
  696 #define RTW8180_PHYCFG_MAC_RFTYPE_GCT                                   \
  697         RTW8180_PHYCFG_MAC_RFTYPE_RFMD
  698 #define RTW8180_PHYCFG_MAC_RFTYPE_PHILIPS                               \
  699         LSHIFT(3, RTW8180_PHYCFG_MAC_RFTYPE_MASK)
  700 #define RTW8180_PHYCFG_MAC_PHILIPS_ADDR_MASK    0xf000000
  701 #define RTW8180_PHYCFG_MAC_PHILIPS_DATA_MASK    0xffffff
  702 #define RTW8180_PHYCFG_MAC_MAXIM_LODATA_MASK    0xf000000
  703 #define RTW8180_PHYCFG_MAC_MAXIM_ADDR_MASK      0xf00
  704 #define RTW8180_PHYCFG_MAC_MAXIM_HIDATA_MASK    0xff
  705 #define RTW8180_PHYCFG_HST_EN           (1<<2)
  706 #define RTW8180_PHYCFG_HST_CLK          (1<<1)
  707 #define RTW8180_PHYCFG_HST_DATA         (1<<0)
  708 
  709 #define RTW8185_RFPINSOUTPUT            0x80
  710 #define RTW8185_RFPINSOUTPUT_MASK       0xfff3
  711 
  712 #define RTW8185_RFPINSENABLE            0x82
  713 #define RTW8185_RFPINSENABLE_ENABLE     0x0007
  714 
  715 #define RTW8185_INSSELECT               0x84
  716 #define RTW8185_SW_GPIO                 0x400
  717 
  718 #define RTW_MAXIM_HIDATA_MASK                   0xff0
  719 #define RTW_MAXIM_LODATA_MASK                   0xf
  720 
  721 /**
  722  ** 0x84 - 0xD3, page 1, selected when RTW_PSR[PSEN] == 1.
  723  **/
  724 
  725 #define RTW_WAKEUP0L    0x84    /* Power Management Wakeup Frame */
  726 #define RTW_WAKEUP0H    0x88    /* 32b */
  727 
  728 #define RTW_WAKEUP1L    0x8c
  729 #define RTW_WAKEUP1H    0x90
  730 
  731 #define RTW_WAKEUP2LL   0x94
  732 #define RTW_WAKEUP2LH   0x98
  733 
  734 #define RTW_WAKEUP2HL   0x9c
  735 #define RTW_WAKEUP2HH   0xa0
  736 
  737 #define RTW_WAKEUP3LL   0xa4
  738 #define RTW_WAKEUP3LH   0xa8
  739 
  740 #define RTW_WAKEUP3HL   0xac
  741 #define RTW_WAKEUP3HH   0xb0
  742 
  743 #define RTW_WAKEUP4LL   0xb4
  744 #define RTW_WAKEUP4LH   0xb8
  745 
  746 #define RTW_WAKEUP4HL   0xbc
  747 #define RTW_WAKEUP4HH   0xc0
  748 
  749 #define RTW_CRC0        0xc4    /* CRC of wakeup frame 0, 16b */
  750 #define RTW_CRC1        0xc6    /* CRC of wakeup frame 1, 16b */
  751 #define RTW_CRC2        0xc8    /* CRC of wakeup frame 2, 16b */
  752 #define RTW_CRC3        0xca    /* CRC of wakeup frame 3, 16b */
  753 #define RTW_CRC4        0xcc    /* CRC of wakeup frame 4, 16b */
  754 
  755 /**
  756  ** 0x84 - 0xD3, page 0, selected when RTW_PSR[PSEN] == 0.
  757  **/
  758 
  759 /* Default Key Registers, each 128b
  760  *
  761  * If RTW8180_SCR_KM_WEP104, 104 lsb are the key.
  762  * If RTW8180_SCR_KM_WEP40, 40 lsb are the key.
  763  */
  764 #define RTW8180_DK0             0x90    /* Default Key 0 Register, 128b */
  765 #define RTW8180_DK1             0xa0    /* Default Key 1 Register, 128b */
  766 #define RTW8180_DK2             0xb0    /* Default Key 2 Register, 128b */
  767 #define RTW8180_DK3             0xc0    /* Default Key 3 Register, 128b */
  768 
  769 #define RTW8185_RFPINSSELECT            0x84
  770 #define RTW8185_RFPINSSELECT_ENABLE     0x0007
  771 
  772 #define RTW8185_RFPINSINPUT     0x86
  773 #define RTW8185_RFPARA          0x88
  774 #define RTW8185_RFTIMING        0x8c
  775 #define RTW8185_GPO             0x90
  776 #define RTW8185_GPE             0x91
  777 #define RTW8185_GPI             0x92
  778 #define RTW8185_TXAGCCTL        0x9c
  779 #define RTW8185_CCKTXAGC        0x9d
  780 #define RTW8185_OFDMTXAGC       0x9e
  781 #define RTW8185_ANTSEL          0x9f
  782 
  783 #define RTW8185_CAMRW           0xa0            /* CAM R/W Register, 32b */
  784 #define RTW8185_CAMRW_POOLING   (1<<31)         /* Pooling bit */
  785 #define RTW8185_CAMRW_WRITE     (1<<16)         /* Write enable */
  786 #define RTW8185_CAMRW_ADDRESS   0x7f    /* CAM address */
  787 
  788 #define RTW8185_CAMOUTPUT       0xa4
  789 #define RTW8185_CAMINPUT        0xa8
  790 
  791 #define RTW8185_CAMDEBUG                0xac    /* CAM Debug Interface, 32b */
  792 #define RTW8185_CAMDEBUG_SELTXRXINFO    (1<<31)
  793 #define RTW8185_CAMDEBUG_KEYFOUND       (1<<30)
  794 #define RTW8185_CAMDEBUG_WPACONFIG      0x3f000000
  795 #define RTW8185_CAMDEBUG_CAMKEY         0xffffff
  796 
  797 #define RTW8185_WPACONFIG               0xb0    /* WPA Config Register, 16b */
  798 #define RTW8185_WPACONFIG_RXWPADUMMY    (1<<8)
  799 #define RTW8185_WPACONFIG_DISRX_AESMIC  (1<<3)
  800 #define RTW8185_WPACONFIG_RXDECRYPT     (1<<2)
  801 #define RTW8185_WPACONFIG_TXENCRYPT     (1<<1)
  802 #define RTW8185_WPACONFIG_USEDEFAULTKEY (1<<0)
  803 
  804 #define RTW8185_AESMASK         0xb2
  805 #define RTW8185_SIFS            0xb4
  806 #define RTW8185_DIFS            0xb5
  807 #define RTW8185_SLOTTIME        0xb6
  808 #define RTW8185_UTUNE           0xb7
  809 
  810 #define RTW8185_CWCONFIG                0xbc    /* CW Config Register, 8b */
  811 #define RTW8185_CWCONFIG_PPRETRYLIMIT   (1<<1)  /* Per-Packet Retry Limit */
  812 #define RTW8185_CWCONFIG_PPCW           (1<<1)  /* Per-Packet Cont. Window */
  813 
  814 #define RTW8185_CWVALUES        0xbd            /* CW Values, 8b */
  815 #define RTW8185_CWVALUES_CWMAX  0xf0    /* Max Contention Window */
  816 #define RTW8185_CWVALUES_CWMIN  0xf     /* Min Contention Window */
  817 
  818 #define RTW8185_RATEFALLBACKCTL         0xbe    /* Auto Rate Fallback, 8b */
  819 #define RTW8185_RATEFALLBACKCTL_ENABLE  (1<<7)
  820 #define RTW8185_RATEFALLBACKCTL_STEP    0x3
  821 
  822 #define RTW_CONFIG5     0xd8    /* Configuration Register 5, 8b */
  823 #define RTW_CONFIG5_TXFIFOOK    (1<<7)  /* Tx FIFO self-test pass, read-only */
  824 #define RTW_CONFIG5_RXFIFOOK    (1<<6)  /* Rx FIFO self-test pass, read-only */
  825 #define RTW_CONFIG5_CALON       (1<<5)  /* 1: start calibration cycle
  826                                          *    and raise AGCRESET pin.
  827                                          * 0: lower AGCRESET pin
  828                                          */
  829 #define RTW_CONFIG5_EACPI       (1<<2)  /* Enable ACPI Wake up, default 0 */
  830 #define RTW_CONFIG5_LANWAKE     (1<<1)  /* Enable LAN Wake signal,
  831                                          * from EEPROM
  832                                          */
  833 #define RTW_CONFIG5_PMESTS      (1<<0)  /* 1: both software & PCI Reset
  834                                          *    reset PME_Status
  835                                          * 0: only software resets PME_Status
  836                                          *
  837                                          * From EEPROM.
  838                                          */
  839 
  840 #define RTW_TPPOLL      0xd9    /* Transmit Priority Polling Register, 8b,
  841                                  * write-only.
  842                                  */
  843 #define RTW_TPPOLL_BQ   (1<<7)  /* RTL8180 clears to notify host of a beacon
  844                                  * Tx. Host writes have no effect.
  845                                  */
  846 #define RTW_TPPOLL_HPQ  (1<<6)  /* Host writes 1 to notify RTL8180 of
  847                                  * high-priority Tx packets, RTL8180 clears
  848                                  * to after high-priority Tx is complete.
  849                                  */
  850 #define RTW_TPPOLL_NPQ  (1<<5)  /* If RTW_CONFIG2_DPS is set,
  851                                  * host writes 1 to notify RTL8180 of
  852                                  * normal-priority Tx packets, RTL8180 clears
  853                                  * after normal-priority Tx is complete.
  854                                  *
  855                                  * If RTW_CONFIG2_DPS is clear, host writes
  856                                  * have no effect. RTL8180 clears after
  857                                  * normal-priority Tx is complete.
  858                                  */
  859 #define RTW_TPPOLL_LPQ  (1<<4)  /* Host writes 1 to notify RTL8180 of
  860                                  * low-priority Tx packets, RTL8180 clears
  861                                  * after low-priority Tx is complete.
  862                                  */
  863 #define RTW_TPPOLL_SBQ  (1<<3)  /* Host writes 1 to tell RTL8180 to
  864                                  * stop beacon DMA. This bit is invalid
  865                                  * when RTW_CONFIG2_DPS is set.
  866                                  */
  867 #define RTW_TPPOLL_SHPQ (1<<2)  /* Host writes 1 to tell RTL8180 to
  868                                  * stop high-priority DMA.
  869                                  */
  870 #define RTW_TPPOLL_SNPQ (1<<1)  /* Host writes 1 to tell RTL8180 to
  871                                  * stop normal-priority DMA. This bit is invalid
  872                                  * when RTW_CONFIG2_DPS is set.
  873                                  */
  874 #define RTW_TPPOLL_SLPQ (1<<0)  /* Host writes 1 to tell RTL8180 to
  875                                  * stop low-priority DMA.
  876                                  */
  877 
  878 /* Start all queues. */
  879 #define RTW_TPPOLL_ALL  (RTW_TPPOLL_BQ | RTW_TPPOLL_HPQ | \
  880                          RTW_TPPOLL_NPQ | RTW_TPPOLL_LPQ)
  881 /* Check all queues' activity. */
  882 #define RTW_TPPOLL_ACTIVE        RTW_TPPOLL_ALL
  883 /* Stop all queues. */
  884 #define RTW_TPPOLL_SALL (RTW_TPPOLL_SBQ | RTW_TPPOLL_SHPQ | \
  885                          RTW_TPPOLL_SNPQ | RTW_TPPOLL_SLPQ)
  886 
  887 #define RTW_CWR         0xdc    /* Contention Window Register, 16b, read-only */
  888 /* Contention Window: indicates number of contention windows before Tx
  889  */
  890 #define RTW_CWR_CW      0x3ff
  891 
  892 /* Retry Count Register, 16b, read-only */
  893 #define RTW_RETRYCTR    0xde
  894 /* Retry Count: indicates number of retries after Tx */
  895 #define RTW_RETRYCTR_RETRYCT    0xff
  896 
  897 #define RTW_RDSAR       0xe4    /* Receive descriptor Start Address Register,
  898                                  * 32b, 256-byte alignment.
  899                                  */
  900 /* Function Event Register, 32b, Cardbus only. Only valid when
  901  * both RTW_CONFIG3_CARDBEN and RTW_CONFIG3_FUNCREGEN are set.
  902  */
  903 #define RTW_FER         0xf0
  904 #define RTW_FER_INTR    (1<<15) /* set when RTW_FFER_INTR is set */
  905 #define RTW_FER_GWAKE   (1<<4)  /* General Wakeup */
  906 /* Function Event Mask Register, 32b, Cardbus only. Only valid when
  907  * both RTW_CONFIG3_CARDBEN and RTW_CONFIG3_FUNCREGEN are set.
  908  */
  909 #define RTW_FEMR        0xf4
  910 #define RTW_FEMR_INTR   (1<<15) /* set when RTW_FFER_INTR is set */
  911 #define RTW_FEMR_WKUP   (1<<14) /* Wakeup Mask */
  912 #define RTW_FEMR_GWAKE  (1<<4)  /* General Wakeup */
  913 /* Function Present State Register, 32b, read-only, Cardbus only.
  914  * Only valid when both RTW_CONFIG3_CARDBEN and RTW_CONFIG3_FUNCREGEN
  915  * are set.
  916  */
  917 #define RTW_FPSR        0xf8
  918 #define RTW_FPSR_INTR   (1<<15) /* TBD */
  919 #define RTW_FPSR_GWAKE  (1<<4)  /* General Wakeup: TBD */
  920 /* Function Force Event Register, 32b, write-only, Cardbus only.
  921  * Only valid when both RTW_CONFIG3_CARDBEN and RTW_CONFIG3_FUNCREGEN
  922  * are set.
  923  */
  924 #define RTW_FFER        0xfc
  925 #define RTW_FFER_INTR   (1<<15) /* TBD */
  926 #define RTW_FFER_GWAKE  (1<<4)  /* General Wakeup: TBD */
  927 
  928 /* Serial EEPROM offsets */
  929 #define RTW_SR_ID       0x00    /* 16b */
  930 #define RTW_SR_VID      0x02    /* 16b */
  931 #define RTW_SR_DID      0x04    /* 16b */
  932 #define RTW_SR_SVID     0x06    /* 16b */
  933 #define RTW_SR_SMID     0x08    /* 16b */
  934 #define RTW_SR_MNGNT    0x0a
  935 #define RTW_SR_MXLAT    0x0b
  936 #define RTW_SR_RFCHIPID 0x0c
  937 #define RTW_SR_CONFIG3  0x0d
  938 #define RTW_SR_MAC      0x0e    /* 6 bytes */
  939 #define RTW_SR_CONFIG0  0x14
  940 #define RTW_SR_CONFIG1  0x15
  941 #define RTW_SR_PMC      0x16    /* Power Management Capabilities, 16b */
  942 #define RTW_SR_CONFIG2  0x18
  943 #define RTW_SR_CONFIG4  0x19
  944 #define RTW_SR_ANAPARM  0x1a    /* Analog Parameters, 32b */
  945 #define RTW_SR_TESTR    0x1e
  946 #define RTW_SR_CONFIG5  0x1f
  947 #define RTW_SR_TXPOWER1         0x20
  948 #define RTW_SR_TXPOWER2         0x21
  949 #define RTW_SR_TXPOWER3         0x22
  950 #define RTW_SR_TXPOWER4         0x23
  951 #define RTW_SR_TXPOWER5         0x24
  952 #define RTW_SR_TXPOWER6         0x25
  953 #define RTW_SR_TXPOWER7         0x26
  954 #define RTW_SR_TXPOWER8         0x27
  955 #define RTW_SR_TXPOWER9         0x28
  956 #define RTW_SR_TXPOWER10        0x29
  957 #define RTW_SR_TXPOWER11        0x2a
  958 #define RTW_SR_TXPOWER12        0x2b
  959 #define RTW_SR_TXPOWER13        0x2c
  960 #define RTW_SR_TXPOWER14        0x2d
  961 #define RTW_SR_CHANNELPLAN      0x2e    /* bitmap of channels to scan */
  962 #define RTW_SR_ENERGYDETTHR     0x2f    /* energy-detect threshold */ 
  963 #define RTW_SR_ENERGYDETTHR_DEFAULT     0x0c    /* use this if old SROM */ 
  964 #define RTW_SR_CISPOINTER       0x30    /* 16b */ 
  965 #define RTW_SR_RFPARM           0x32    /* RF-specific parameter */
  966 #define RTW_SR_RFPARM_DIGPHY    (1<<0)          /* 1: digital PHY */
  967 #define RTW_SR_RFPARM_DFLANTB   (1<<1)          /* 1: antenna B is default */
  968 #define RTW_SR_RFPARM_CS_MASK   0xc     /* carrier-sense type */
  969 #define RTW_SR_VERSION          0x3c    /* EEPROM content version, 16b */
  970 #define RTW_SR_CRC              0x3e    /* EEPROM content CRC, 16b */
  971 #define RTW_SR_VPD              0x40    /* Vital Product Data, 64 bytes */
  972 #define RTW_SR_CIS              0x80    /* CIS Data, 93c56 only, 128 bytes*/
  973 
  974 /*
  975  * RTL8180 Transmit/Receive Descriptors
  976  */
  977 
  978 /* the first descriptor in each ring must be on a 256-byte boundary */
  979 #define RTW_DESC_ALIGNMENT 256
  980 
  981 /* Tx descriptor */ 
  982 struct rtw_txdesc {
  983         u_int32_t       td_ctl0;
  984         u_int32_t       td_ctl1;
  985         u_int32_t       td_buf;
  986         u_int32_t       td_len;
  987         u_int32_t       td_next;
  988         u_int32_t       td_rsvd[3];
  989 };
  990 
  991 #define td_stat td_ctl0
  992 
  993 #define RTW_TXCTL0_OWN                  (1<<31)         /* 1: ready to Tx */
  994 #define RTW_TXCTL0_RSVD0                (1<<30)         /* reserved */
  995 #define RTW_TXCTL0_FS                   (1<<29)         /* first segment */
  996 #define RTW_TXCTL0_LS                   (1<<28)         /* last segment */
  997 
  998 #define RTW_TXCTL0_RATE_MASK            0xf000000       /* Tx rate */
  999 #define RTW_TXCTL0_RATE_1MBPS           LSHIFT(0, RTW_TXCTL0_RATE_MASK)
 1000 #define RTW_TXCTL0_RATE_2MBPS           LSHIFT(1, RTW_TXCTL0_RATE_MASK)
 1001 #define RTW_TXCTL0_RATE_5MBPS           LSHIFT(2, RTW_TXCTL0_RATE_MASK)
 1002 #define RTW_TXCTL0_RATE_11MBPS          LSHIFT(3, RTW_TXCTL0_RATE_MASK)
 1003 
 1004 #define RTW_TXCTL0_RTSEN                (1<<23)         /* RTS Enable */
 1005 
 1006 #define RTW_TXCTL0_RTSRATE_MASK         0x780000        /* Tx rate */
 1007 #define RTW_TXCTL0_RTSRATE_1MBPS        LSHIFT(0, RTW_TXCTL0_RTSRATE_MASK)
 1008 #define RTW_TXCTL0_RTSRATE_2MBPS        LSHIFT(1, RTW_TXCTL0_RTSRATE_MASK)
 1009 #define RTW_TXCTL0_RTSRATE_5MBPS        LSHIFT(2, RTW_TXCTL0_RTSRATE_MASK)
 1010 #define RTW_TXCTL0_RTSRATE_11MBPS       LSHIFT(3, RTW_TXCTL0_RTSRATE_MASK)
 1011 
 1012 #define RTW_TXCTL0_BEACON               (1<<18) /* packet is a beacon */
 1013 #define RTW_TXCTL0_MOREFRAG             (1<<17) /* another fragment follows */
 1014 #define RTW_TXCTL0_SPLCP                (1<<16) /* add short PLCP preamble
 1015                                                  * and header
 1016                                                  */
 1017 #define RTW_TXCTL0_KEYID_MASK           0xc000  /* default key id */
 1018 #define RTW_TXCTL0_RSVD1_MASK           0x3000  /* reserved */
 1019 #define RTW_TXCTL0_TPKTSIZE_MASK        0xfff   /* Tx packet size
 1020                                                          * in bytes
 1021                                                          */
 1022 
 1023 #define RTW_TXSTAT_OWN          RTW_TXCTL0_OWN
 1024 #define RTW_TXSTAT_RSVD0        RTW_TXCTL0_RSVD0
 1025 #define RTW_TXSTAT_FS           RTW_TXCTL0_FS
 1026 #define RTW_TXSTAT_LS           RTW_TXCTL0_LS
 1027 #define RTW_TXSTAT_RSVD1_MASK   0xfff0000
 1028 #define RTW_TXSTAT_TOK          (1<<15)
 1029 #define RTW_TXSTAT_RTSRETRY_MASK        0x7f00  /* RTS retry count */
 1030 #define RTW_TXSTAT_DRC_MASK             0xff    /* Data retry count */
 1031 
 1032 #define RTW_TXCTL1_LENGEXT      (1<<31)         /* supplements _LENGTH
 1033                                                  * in packets sent 5.5Mb/s or
 1034                                                  * faster
 1035                                                  */
 1036 #define RTW_TXCTL1_LENGTH_MASK  0x7fff0000      /* PLCP length (microseconds) */
 1037 #define RTW_TXCTL1_RTSDUR_MASK  0xffff  /* RTS Duration
 1038                                                  * (microseconds)
 1039                                                  */
 1040 
 1041 #define RTW_TXLEN_LENGTH_MASK   0xfff   /* Tx buffer length in bytes */
 1042 
 1043 /* Rx descriptor */ 
 1044 struct rtw_rxdesc {
 1045     u_int32_t   rd_ctl;
 1046     u_int32_t   rd_rsvd0;
 1047     u_int32_t   rd_buf;
 1048     u_int32_t   rd_rsvd1;
 1049 };
 1050 
 1051 #define rd_stat rd_ctl
 1052 #define rd_rssi rd_rsvd0
 1053 #define rd_tsftl rd_buf /* valid only when RTW_RXSTAT_LS is set */
 1054 #define rd_tsfth rd_rsvd1       /* valid only when RTW_RXSTAT_LS is set */
 1055 
 1056 #define RTW_RXCTL_OWN           (1<<31)         /* 1: owned by NIC */
 1057 #define RTW_RXCTL_EOR           (1<<30)         /* end of ring */
 1058 #define RTW_RXCTL_FS            (1<<29)         /* first segment */
 1059 #define RTW_RXCTL_LS            (1<<28)         /* last segment */
 1060 #define RTW_RXCTL_RSVD0_MASK    0x3ffff000      /* reserved */
 1061 #define RTW_RXCTL_LENGTH_MASK   0xfff   /* Rx buffer length */
 1062 
 1063 #define RTW_RXSTAT_OWN          RTW_RXCTL_OWN
 1064 #define RTW_RXSTAT_EOR          RTW_RXCTL_EOR
 1065 #define RTW_RXSTAT_FS           RTW_RXCTL_FS    /* first segment */
 1066 #define RTW_RXSTAT_LS           RTW_RXCTL_LS    /* last segment */
 1067 #define RTW_RXSTAT_DMAFAIL      (1<<27)         /* DMA failure on this pkt */
 1068 #define RTW_RXSTAT_BOVF         (1<<26)         /* buffer overflow XXX means
 1069                                                  * FIFO exhausted?
 1070                                                  */
 1071 #define RTW_RXSTAT_SPLCP        (1<<25)         /* Rx'd with short preamble
 1072                                                  * and PLCP header
 1073                                                  */
 1074 #define RTW_RXSTAT_RSVD1        (1<<24)         /* reserved */
 1075 #define RTW_RXSTAT_RATE_MASK    0xf00000        /* Rx rate */
 1076 #define RTW_RXSTAT_RATE_1MBPS   LSHIFT(0, RTW_RXSTAT_RATE_MASK)
 1077 #define RTW_RXSTAT_RATE_2MBPS   LSHIFT(1, RTW_RXSTAT_RATE_MASK)
 1078 #define RTW_RXSTAT_RATE_5MBPS   LSHIFT(2, RTW_RXSTAT_RATE_MASK)
 1079 #define RTW_RXSTAT_RATE_11MBPS  LSHIFT(3, RTW_RXSTAT_RATE_MASK)
 1080 #define RTW_RXSTAT_MIC          (1<<19)         /* XXX from reference driver */
 1081 #define RTW_RXSTAT_MAR          (1<<18)         /* is multicast */
 1082 #define RTW_RXSTAT_PAR          (1<<17)         /* matches RTL8180's MAC */
 1083 #define RTW_RXSTAT_BAR          (1<<16)         /* is broadcast */
 1084 #define RTW_RXSTAT_RES          (1<<15)         /* error summary. valid when
 1085                                                  * RTW_RXSTAT_LS set. indicates
 1086                                                  * that either RTW_RXSTAT_CRC32
 1087                                                  * or RTW_RXSTAT_ICV is set.
 1088                                                  */
 1089 #define RTW_RXSTAT_PWRMGT       (1<<14)         /* 802.11 PWRMGMT bit is set */
 1090 #define RTW_RXSTAT_CRC16        (1<<14)         /* XXX CRC16 error, from
 1091                                                  * reference driver
 1092                                                  */
 1093 #define RTW_RXSTAT_CRC32        (1<<13)         /* CRC32 error */
 1094 #define RTW_RXSTAT_ICV          (1<<12)         /* ICV error */
 1095 #define RTW_RXSTAT_LENGTH_MASK  0xfff   /* frame length, including
 1096                                                  * CRC32
 1097                                                  */
 1098 
 1099 /* Convenient status conjunction. */
 1100 #define RTW_RXSTAT_ONESEG       (RTW_RXSTAT_FS|RTW_RXSTAT_LS)
 1101 /* Convenient status disjunctions. */
 1102 #define RTW_RXSTAT_IOERROR      (RTW_RXSTAT_DMAFAIL|RTW_RXSTAT_BOVF)
 1103 #define RTW_RXSTAT_DEBUG        (RTW_RXSTAT_SPLCP|RTW_RXSTAT_MAR|\
 1104                                  RTW_RXSTAT_PAR|RTW_RXSTAT_BAR|\
 1105                                  RTW_RXSTAT_PWRMGT|RTW_RXSTAT_CRC32|\
 1106                                  RTW_RXSTAT_ICV)
 1107 
 1108 
 1109 #define RTW_RXRSSI_VLAN         0xfffe  /* XXX from reference driver */
 1110 /* for Philips RF front-ends */
 1111 #define RTW_RXRSSI_RSSI         0xff00  /* RF energy at the PHY */
 1112 /* for RF front-ends by Intersil, Maxim, RFMD */
 1113 #define RTW_RXRSSI_IMR_RSSI     0xfe00  /* RF energy at the PHY */
 1114 #define RTW_RXRSSI_IMR_LNA      (1<<8)          /* 1: LNA activated */
 1115 #define RTW_RXRSSI_SQ           0xff    /* Barker code-lock quality */
 1116 
 1117 #define RTW_READ8(regs, ofs)                                            \
 1118         ((*(regs)->r_read8)(regs, ofs))
 1119 
 1120 #define RTW_READ16(regs, ofs)                                           \
 1121         ((*(regs)->r_read16)(regs, ofs))
 1122 
 1123 #define RTW_READ(regs, ofs)                                             \
 1124         ((*(regs)->r_read32)(regs, ofs))
 1125 
 1126 #define RTW_WRITE8(regs, ofs, val)                                      \
 1127         ((*(regs)->r_write8)(regs, ofs, val))
 1128 
 1129 #define RTW_WRITE16(regs, ofs, val)                                     \
 1130         ((*(regs)->r_write16)(regs, ofs, val))
 1131 
 1132 #define RTW_WRITE(regs, ofs, val)                                       \
 1133         ((*(regs)->r_write32)(regs, ofs, val))
 1134 
 1135 #define RTW_ISSET(regs, reg, mask)                                      \
 1136         (RTW_READ((regs), (reg)) & (mask))
 1137 
 1138 #define RTW_CLR(regs, reg, mask)                                        \
 1139         RTW_WRITE((regs), (reg), RTW_READ((regs), (reg)) & ~(mask))
 1140 
 1141 /* bus_space(9) lied? */
 1142 #ifndef BUS_SPACE_BARRIER_SYNC
 1143 #define BUS_SPACE_BARRIER_SYNC (BUS_SPACE_BARRIER_READ|BUS_SPACE_BARRIER_WRITE)
 1144 #endif
 1145 
 1146 #ifndef BUS_SPACE_BARRIER_READ_BEFORE_READ
 1147 #define BUS_SPACE_BARRIER_READ_BEFORE_READ BUS_SPACE_BARRIER_READ
 1148 #endif
 1149 
 1150 #ifndef BUS_SPACE_BARRIER_READ_BEFORE_WRITE
 1151 #define BUS_SPACE_BARRIER_READ_BEFORE_WRITE BUS_SPACE_BARRIER_READ
 1152 #endif
 1153 
 1154 #ifndef BUS_SPACE_BARRIER_WRITE_BEFORE_READ
 1155 #define BUS_SPACE_BARRIER_WRITE_BEFORE_READ BUS_SPACE_BARRIER_WRITE
 1156 #endif
 1157 
 1158 #ifndef BUS_SPACE_BARRIER_WRITE_BEFORE_WRITE
 1159 #define BUS_SPACE_BARRIER_WRITE_BEFORE_WRITE BUS_SPACE_BARRIER_WRITE
 1160 #endif
 1161 
 1162 /*
 1163  * Bus barrier
 1164  *
 1165  * Complete outstanding read and/or write ops on [reg0, reg1]
 1166  * ([reg1, reg0]) before starting new ops on the same region. See
 1167  * acceptable bus_space_barrier(9) for the flag definitions.
 1168  */
 1169 #define RTW_BARRIER(regs, reg0, reg1, flags)                    \
 1170         ((*(regs)->r_barrier)(regs, reg0, reg1, flags))
 1171 
 1172 /*
 1173  * Barrier convenience macros.
 1174  */
 1175 /* sync */
 1176 #define RTW_SYNC(regs, reg0, reg1)                              \
 1177         RTW_BARRIER(regs, reg0, reg1, BUS_SPACE_BARRIER_SYNC)
 1178 
 1179 /* write-before-write */
 1180 #define RTW_WBW(regs, reg0, reg1)                               \
 1181         RTW_BARRIER(regs, reg0, reg1, BUS_SPACE_BARRIER_WRITE_BEFORE_WRITE)
 1182 
 1183 /* write-before-read */
 1184 #define RTW_WBR(regs, reg0, reg1)                               \
 1185         RTW_BARRIER(regs, reg0, reg1, BUS_SPACE_BARRIER_WRITE_BEFORE_READ)
 1186 
 1187 /* read-before-read */
 1188 #define RTW_RBR(regs, reg0, reg1)                               \
 1189         RTW_BARRIER(regs, reg0, reg1, BUS_SPACE_BARRIER_READ_BEFORE_READ)
 1190 
 1191 /* read-before-read */
 1192 #define RTW_RBW(regs, reg0, reg1)                               \
 1193         RTW_BARRIER(regs, reg0, reg1, BUS_SPACE_BARRIER_READ_BEFORE_WRITE)
 1194 
 1195 #define RTW_WBRW(regs, reg0, reg1)                              \
 1196                 RTW_BARRIER(regs, reg0, reg1,                   \
 1197                     BUS_SPACE_BARRIER_WRITE_BEFORE_READ |       \
 1198                     BUS_SPACE_BARRIER_WRITE_BEFORE_WRITE)
 1199 
 1200 /*
 1201  * Registers for RTL8180L's built-in baseband modem.
 1202  */
 1203 #define RTW_BBP_SYS1            0x00
 1204 #define RTW_BBP_TXAGC           0x03    /* guess: transmit auto gain control */
 1205 #define RTW_BBP_LNADET          0x04    /* guess: low-noise amplifier activation
 1206                                          * threshold
 1207                                          */
 1208 #define RTW_BBP_IFAGCINI        0x05    /* guess: intermediate frequency (IF)
 1209                                          * auto-gain control (AGC) initial value
 1210                                          */
 1211 #define RTW_BBP_IFAGCLIMIT      0x06    /* guess: IF AGC maximum value */
 1212 #define RTW_BBP_IFAGCDET        0x07    /* guess: activation threshold for
 1213                                          * IF AGC loop
 1214                                          */
 1215 
 1216 #define RTW_BBP_ANTATTEN        0x10    /* guess: antenna & attenuation */
 1217 #define RTW_BBP_ANTATTEN_PHILIPS_MAGIC          0x91
 1218 #define RTW_BBP_ANTATTEN_INTERSIL_MAGIC         0x92
 1219 #define RTW_BBP_ANTATTEN_RFMD_MAGIC             0x93
 1220 #define RTW_BBP_ANTATTEN_GCT_MAGIC              0xa3
 1221 #define RTW_BBP_ANTATTEN_MAXIM_MAGIC            0xb3
 1222 #define RTW_BBP_ANTATTEN_DFLANTB                0x40
 1223 #define RTW_BBP_ANTATTEN_CHAN14                 0x0c
 1224 
 1225 #define RTW_BBP_TRL                     0x11    /* guess: transmit/receive
 1226                                                  * switch latency
 1227                                                  */
 1228 #define RTW_BBP_SYS2                    0x12
 1229 #define RTW_BBP_SYS2_ANTDIV             0x80    /* enable antenna diversity */
 1230 #define RTW_BBP_SYS2_RATE_MASK          0x30    /* loopback rate?
 1231                                                          * 0: 1Mbps
 1232                                                          * 1: 2Mbps
 1233                                                          * 2: 5.5Mbps
 1234                                                          * 3: 11Mbps
 1235                                                          */
 1236 #define RTW_BBP_SYS3                    0x13
 1237 /* carrier-sense threshold */
 1238 #define RTW_BBP_SYS3_CSTHRESH_MASK      0xf
 1239 #define RTW_BBP_CHESTLIM        0x19    /* guess: channel energy-detect
 1240                                          * threshold
 1241                                          */
 1242 #define RTW_BBP_CHSQLIM         0x1a    /* guess: channel signal-quality
 1243                                          * threshold
 1244                                          */

Cache object: ecefc7f76c3bb9f5a746fcd87e985c0e


[ source navigation ] [ diff markup ] [ identifier search ] [ freetext search ] [ file search ] [ list types ] [ track identifier ]


This page is part of the FreeBSD/Linux Linux Kernel Cross-Reference, and was automatically generated using a modified version of the LXR engine.