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      1 /*	$NetBSD: atwreg.h,v 1.23 2009/02/06 02:02:26 dyoung Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 2003 The NetBSD Foundation, Inc.  All rights reserved.
      5  *
      6  * This code is derived from software contributed to The NetBSD Foundation
      7  * by David Young.
      8  *
      9  * Redistribution and use in source and binary forms, with or without
     10  * modification, are permitted provided that the following conditions
     11  * are met:
     12  * 1. Redistributions of source code must retain the above copyright
     13  *    notice, this list of conditions and the following disclaimer.
     14  * 2. Redistributions in binary form must reproduce the above copyright
     15  *    notice, this list of conditions and the following disclaimer in the
     16  *    documentation and/or other materials provided with the distribution.
     17  *
     18  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
     19  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
     20  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
     21  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
     22  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
     23  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
     24  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
     25  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
     26  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
     27  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
     28  * POSSIBILITY OF SUCH DAMAGE.
     29  */
     30 
     31 /* glossary */
     32 
     33 /* DTIM   Delivery Traffic Indication Map, sent by AP
     34  * ATIM   Ad Hoc Traffic Indication Map
     35  * TU     1024 microseconds
     36  * TSF    time synchronization function
     37  * TBTT   target beacon transmission time
     38  * DIFS   distributed inter-frame space
     39  * SIFS   short inter-frame space
     40  * EIFS   extended inter-frame space
     41  */
     42 
     43 #include <lib/libkern/libkern.h>
     44 #include <dev/ic/rf3000reg.h>
     45 #include <dev/ic/hfa3861areg.h>
     46 
     47 /* ADM8211 Host Control and Status Registers */
     48 
     49 #define ATW_PAR		0x00	/* PCI access */
     50 #define ATW_FRCTL	0x04	/* Frame control */
     51 #define ATW_TDR		0x08	/* Transmit demand */
     52 #define ATW_WTDP	0x0C	/* Current transmit descriptor pointer */
     53 #define ATW_RDR		0x10	/* Receive demand */
     54 #define ATW_WRDP	0x14	/* Current receive descriptor pointer */
     55 #define ATW_RDB		0x18	/* Receive descriptor base address */
     56 #define ATW_CSR3A	0x1C	/* Unused (on ADM8211A) */
     57 #define ATW_C_TDBH	0x1C	/* Transmit descriptor base address,
     58 				 * high-priority packet
     59 				 */
     60 #define ATW_TDBD	0x20	/* Transmit descriptor base address, DCF */
     61 #define ATW_TDBP	0x24	/* Transmit descriptor base address, PCF */
     62 #define ATW_STSR	0x28	/* Status */
     63 #define ATW_CSR5A	0x2C	/* Unused */
     64 #define ATW_C_TDBB	0x2C	/* Transmit descriptor base address, buffered
     65 				 * broadcast/multicast packet
     66 				 */
     67 #define ATW_NAR		0x30	/* Network access */
     68 #define ATW_CSR6A	0x34	/* Unused */
     69 #define ATW_IER		0x38	/* Interrupt enable */
     70 #define ATW_CSR7A	0x3C
     71 #define ATW_LPC		0x40	/* Lost packet counter */
     72 #define ATW_TEST1	0x44	/* Test register 1 */
     73 #define ATW_SPR		0x48	/* Serial port */
     74 #define ATW_TEST0	0x4C	/* Test register 0 */
     75 #define ATW_WCSR	0x50	/* Wake-up control/status */
     76 #define ATW_WPDR	0x54	/* Wake-up pattern data */
     77 #define ATW_GPTMR	0x58	/* General purpose timer */
     78 #define ATW_GPIO	0x5C	/* GPIO[5:0] configuration and control */
     79 #define ATW_BBPCTL	0x60	/* BBP control port */
     80 #define ATW_SYNCTL	0x64	/* synthesizer control port */
     81 #define ATW_PLCPHD	0x68	/* PLCP header setting */
     82 #define ATW_MMIWADDR	0x6C	/* MMI write address */
     83 #define ATW_MMIRADDR1	0x70	/* MMI read address 1 */
     84 #define ATW_MMIRADDR2	0x74	/* MMI read address 2 */
     85 #define ATW_TXBR	0x78	/* Transmit burst counter */
     86 #define ATW_CSR15A	0x7C	/* Unused */
     87 #define ATW_ALCSTAT	0x80	/* ALC statistics */
     88 #define ATW_TOFS2	0x84	/* Timing offset parameter 2, 16b */
     89 #define ATW_CMDR	0x88	/* Command */
     90 #define ATW_PCIC	0x8C	/* PCI bus performance counter */
     91 #define ATW_PMCSR	0x90	/* Power management command and status */
     92 #define ATW_PAR0	0x94	/* Local MAC address register 0, 32b */
     93 #define ATW_PAR1	0x98	/* Local MAC address register 1, 16b */
     94 #define ATW_MAR0	0x9C	/* Multicast address hash table register 0 */
     95 #define ATW_MAR1	0xA0	/* Multicast address hash table register 1 */
     96 #define ATW_ATIMDA0	0xA4	/* Ad Hoc Traffic Indication Map (ATIM)
     97 				 * frame DA, byte[3:0]
     98 				 */
     99 #define ATW_ABDA1	0xA8	/* BSSID address byte[5:4];
    100 				 * ATIM frame DA byte[5:4]
    101 				 */
    102 #define ATW_BSSID0	0xAC	/* BSSID  address byte[3:0] */
    103 #define ATW_TXLMT	0xB0	/* WLAN retry limit, 8b;
    104 				 * Max TX MSDU lifetime, 16b
    105 				 */
    106 #define ATW_MIBCNT	0xB4	/* RTS/ACK/FCS MIB count, 32b */
    107 #define ATW_BCNT	0xB8	/* Beacon transmission time, 32b */
    108 #define ATW_TSFTH	0xBC	/* TSFT[63:32], 32b */
    109 #define ATW_TSC		0xC0	/* TSFT[39:32] down count value */
    110 #define ATW_SYNRF	0xC4	/* SYN RF IF direct control */
    111 #define ATW_BPLI	0xC8	/* Beacon interval, 16b.
    112 				 * STA listen interval, 16b.
    113 				 */
    114 #define ATW_CAP0	0xCC	/* Current channel, 4b. RCVDTIM, 1b. */
    115 #define ATW_CAP1	0xD0	/* Capability information, 16b.
    116 				 * ATIM window, 1b.
    117 				 */
    118 #define ATW_RMD		0xD4	/* RX max reception duration, 16b */
    119 #define ATW_CFPP	0xD8	/* CFP parameter, 32b */
    120 #define ATW_TOFS0	0xDC	/* Timing offset parameter 0, 28b */
    121 #define ATW_TOFS1	0xE0	/* Timing offset parameter 1, 24b */
    122 #define ATW_IFST	0xE4	/* IFS timing parameter 1, 32b */
    123 #define ATW_RSPT	0xE8	/* Response time, 24b */
    124 #define ATW_TSFTL	0xEC	/* TSFT[31:0], 32b */
    125 #define ATW_WEPCTL	0xF0	/* WEP control */
    126 #define ATW_WESK	0xF4	/* Write entry for shared/individual key */
    127 #define ATW_WEPCNT	0xF8	/* WEP count */
    128 #define ATW_MACTEST	0xFC
    129 
    130 #define ATW_FER		0x100	/* Function event */
    131 #define ATW_FEMR	0x104	/* Function event mask */
    132 #define ATW_FPSR	0x108	/* Function present state */
    133 #define ATW_FFER	0x10C	/* Function force event */
    134 
    135 
    136 #define ATW_PAR_MWIE		__BIT(24)	/* memory write and invalidate
    137 						 * enable
    138 						 */
    139 #define ATW_PAR_MRLE		__BIT(23)	/* memory read line enable */
    140 #define ATW_PAR_MRME		__BIT(21)	/* memory read multiple
    141 						 * enable
    142 						 */
    143 #define ATW_PAR_RAP_MASK	__BITS(17, 18)	/* receive auto-polling in
    144 						 * receive suspended state
    145 						 */
    146 #define ATW_PAR_CAL_MASK	__BITS(14, 15)	/* cache alignment */
    147 #define		ATW_PAR_CAL_PBL		0x0
    148 						/* min(8 DW, PBL) */
    149 #define		ATW_PAR_CAL_8DW		__SHIFTIN(0x1, ATW_PAR_CAL_MASK)
    150 						/* min(16 DW, PBL) */
    151 #define		ATW_PAR_CAL_16DW	__SHIFTIN(0x2, ATW_PAR_CAL_MASK)
    152 						/* min(32 DW, PBL) */
    153 #define		ATW_PAR_CAL_32DW	__SHIFTIN(0x3, ATW_PAR_CAL_MASK)
    154 #define ATW_PAR_PBL_MASK	__BITS(8, 13)	/* programmable burst length */
    155 #define		ATW_PAR_PBL_UNLIMITED	0x0
    156 #define		ATW_PAR_PBL_1DW		__SHIFTIN(0x1, ATW_PAR_PBL_MASK)
    157 #define		ATW_PAR_PBL_2DW		__SHIFTIN(0x2, ATW_PAR_PBL_MASK)
    158 #define		ATW_PAR_PBL_4DW		__SHIFTIN(0x4, ATW_PAR_PBL_MASK)
    159 #define		ATW_PAR_PBL_8DW		__SHIFTIN(0x8, ATW_PAR_PBL_MASK)
    160 #define		ATW_PAR_PBL_16DW	__SHIFTIN(0x16, ATW_PAR_PBL_MASK)
    161 #define		ATW_PAR_PBL_32DW	__SHIFTIN(0x32, ATW_PAR_PBL_MASK)
    162 #define ATW_PAR_BLE		__BIT(7)	/* big/little endian selection */
    163 #define ATW_PAR_DSL_MASK	__BITS(2, 6)	/* descriptor skip length */
    164 #define ATW_PAR_BAR		__BIT(1)	/* bus arbitration */
    165 #define ATW_PAR_SWR		__BIT(0)	/* software reset */
    166 
    167 #define ATW_FRCTL_PWRMGMT	__BIT(31)	/* power management */
    168 #define ATW_FRCTL_VER_MASK	__BITS(29, 30)	/* protocol version */
    169 #define ATW_FRCTL_ORDER		__BIT(28)	/* order bit */
    170 #define ATW_FRCTL_MAXPSP	__BIT(27)	/* maximum power saving */
    171 #define ATW_C_FRCTL_PRSP	__BIT(26)	/* 1: driver sends probe
    172 						 *    response
    173 						 * 0: ASIC sends prresp
    174 						 */
    175 #define ATW_C_FRCTL_DRVBCON	__BIT(25)	/* 1: driver sends beacons
    176 						 * 0: ASIC sends beacons
    177 						 */
    178 #define ATW_C_FRCTL_DRVLINKCTRL	__BIT(24)	/* 1: driver controls link LED
    179 						 * 0: ASIC controls link LED
    180 						 */
    181 #define ATW_C_FRCTL_DRVLINKON	__BIT(23)	/* 1: turn on link LED
    182 						 * 0: turn off link LED
    183 						 */
    184 #define ATW_C_FRCTL_CTX_DATA	__BIT(22)	/* 0: set by CSR28
    185 						 * 1: random
    186 						 */
    187 #define ATW_C_FRCTL_RSVFRM	__BIT(21)	/* 1: receive "reserved"
    188 						 * frames, 0: ignore
    189 						 * reserved frames
    190 						 */
    191 #define ATW_C_FRCTL_CFEND	__BIT(19)	/* write to send CF_END,
    192 						 * ADM8211C/CR clears
    193 						 */
    194 #define ATW_FRCTL_DOZEFRM	__BIT(18)	/* select pre-sleep frame */
    195 #define ATW_FRCTL_PSAWAKE	__BIT(17)	/* MAC is awake (?) */
    196 #define ATW_FRCTL_PSMODE	__BIT(16)	/* MAC is power-saving (?) */
    197 #define ATW_FRCTL_AID_MASK	__BITS(0, 15)	/* STA Association ID */
    198 
    199 #define ATW_INTR_PCF		__BIT(31)	/* started/ended CFP */
    200 #define ATW_INTR_BCNTC		__BIT(30)	/* transmitted IBSS beacon */
    201 #define ATW_INTR_GPINT		__BIT(29)	/* GPIO interrupt */
    202 #define ATW_INTR_LINKOFF	__BIT(28)	/* lost ATW_WCSR_BLN beacons */
    203 #define ATW_INTR_ATIMTC		__BIT(27)	/* transmitted ATIM */
    204 #define ATW_INTR_TSFTF		__BIT(26)	/* TSFT out of range */
    205 #define ATW_INTR_TSCZ		__BIT(25)	/* TSC countdown expired */
    206 #define ATW_INTR_LINKON		__BIT(24)	/* matched SSID, BSSID */
    207 #define ATW_INTR_SQL		__BIT(23)	/* Marvel signal quality */
    208 #define ATW_INTR_WEPTD		__BIT(22)	/* switched WEP table */
    209 #define ATW_INTR_ATIME		__BIT(21)	/* ended ATIM window */
    210 #define ATW_INTR_TBTT		__BIT(20)	/* (TBTT) Target Beacon TX Time
    211 						 * passed
    212 						 */
    213 #define ATW_INTR_NISS		__BIT(16)	/* normal interrupt status
    214 						 * summary: any of 31, 30, 27,
    215 						 * 24, 14, 12, 6, 2, 0.
    216 						 */
    217 #define ATW_INTR_AISS		__BIT(15)	/* abnormal interrupt status
    218 						 * summary: any of 29, 28, 26,
    219 						 * 25, 23, 22, 13, 11, 8, 7, 5,
    220 						 * 4, 3, 1.
    221 						 */
    222 #define ATW_INTR_TEIS		__BIT(14)	/* transmit early interrupt
    223 						 * status: moved TX packet to
    224 						 * FIFO
    225 						 */
    226 #define ATW_INTR_FBE		__BIT(13)	/* fatal bus error */
    227 #define ATW_INTR_REIS		__BIT(12)	/* receive early interrupt
    228 						 * status: RX packet filled
    229 						 * its first descriptor
    230 						 */
    231 #define ATW_INTR_GPTT		__BIT(11)	/* general purpose timer expired */
    232 #define ATW_INTR_RPS		__BIT(8)	/* stopped receive process */
    233 #define ATW_INTR_RDU		__BIT(7)	/* receive descriptor
    234 						 * unavailable
    235 						 */
    236 #define ATW_INTR_RCI		__BIT(6)	/* completed packet reception */
    237 #define ATW_INTR_TUF		__BIT(5)	/* transmit underflow */
    238 #define ATW_INTR_TRT		__BIT(4)	/* transmit retry count
    239 						 * expired
    240 						 */
    241 #define ATW_INTR_TLT		__BIT(3)	/* transmit lifetime exceeded */
    242 #define ATW_INTR_TDU		__BIT(2)	/* transmit descriptor
    243 						 * unavailable
    244 						 */
    245 #define ATW_INTR_TPS		__BIT(1)	/* stopped transmit process */
    246 #define ATW_INTR_TCI		__BIT(0)	/* completed transmit */
    247 #define ATW_NAR_TXCF		__BIT(31)	/* stop process on TX failure */
    248 #define ATW_NAR_HF		__BIT(30)	/* flush TX FIFO to host (?) */
    249 #define ATW_NAR_UTR		__BIT(29)	/* select retry count source */
    250 #define ATW_NAR_PCF		__BIT(28)	/* use one/both transmit
    251 						 * descriptor base addresses
    252 						 */
    253 #define ATW_NAR_CFP		__BIT(27)	/* indicate more TX data to
    254 						 * point coordinator
    255 						 */
    256 #define ATW_C_NAR_APSTA		__BIT(26)	/* 0: STA mode
    257 						 * 1: AP mode
    258 						 */
    259 #define ATW_C_NAR_TDBBE		__BIT(25)	/* 0: disable TDBB
    260 						 * 1: enable TDBB
    261 						 */
    262 #define ATW_C_NAR_TDBHE		__BIT(24)	/* 0: disable TDBH
    263 						 * 1: enable TDBH
    264 						 */
    265 #define ATW_C_NAR_TDBHT		__BIT(23)	/* write 1 to make ASIC
    266 						 * poll TDBH once; ASIC clears
    267 						 */
    268 #define ATW_NAR_SF		__BIT(21)	/* store and forward: ignore
    269 						 * TX threshold
    270 						 */
    271 #define ATW_NAR_TR_MASK		__BITS(14, 15)	/* TX threshold */
    272 #define		ATW_NAR_TR_L64		__SHIFTIN(0x0, ATW_NAR_TR_MASK)
    273 #define		ATW_NAR_TR_L160		__SHIFTIN(0x2, ATW_NAR_TR_MASK)
    274 #define		ATW_NAR_TR_L192		__SHIFTIN(0x3, ATW_NAR_TR_MASK)
    275 #define		ATW_NAR_TR_H96		__SHIFTIN(0x0, ATW_NAR_TR_MASK)
    276 #define		ATW_NAR_TR_H288		__SHIFTIN(0x2, ATW_NAR_TR_MASK)
    277 #define		ATW_NAR_TR_H544		__SHIFTIN(0x3, ATW_NAR_TR_MASK)
    278 #define ATW_NAR_ST		__BIT(13)	/* start/stop transmit */
    279 #define ATW_NAR_OM_MASK		__BITS(10, 11)	/* operating mode */
    280 #define		ATW_NAR_OM_NORMAL	0x0
    281 #define		ATW_NAR_OM_LOOPBACK	__SHIFTIN(0x1, ATW_NAR_OM_MASK)
    282 #define ATW_NAR_MM		__BIT(7)	/* RX any multicast */
    283 #define ATW_NAR_PR		__BIT(6)	/* promiscuous mode */
    284 #define ATW_NAR_EA		__BIT(5)	/* match ad hoc packets (?) */
    285 #define ATW_NAR_DISPCF		__BIT(4)	/* 1: PCF *not* supported
    286 						 * 0: PCF supported
    287 						 */
    288 #define ATW_NAR_PB		__BIT(3)	/* pass bad packets */
    289 #define ATW_NAR_STPDMA		__BIT(2)	/* stop DMA, abort packet */
    290 #define ATW_NAR_SR		__BIT(1)	/* start/stop receive */
    291 #define ATW_NAR_CTX		__BIT(0)	/* continuous TX mode */
    292 
    293 /* IER bits are identical to STSR bits. Use ATW_INTR_*. */
    294 #if 0
    295 #define ATW_IER_NIE		__BIT(16)	/* normal interrupt enable */
    296 #define ATW_IER_AIE		__BIT(15)	/* abnormal interrupt enable */
    297 /* normal interrupts: combine with ATW_IER_NIE */
    298 #define ATW_IER_PCFIE		__BIT(31)	/* STA entered CFP */
    299 #define ATW_IER_BCNTCIE		__BIT(30)	/* STA TX'd beacon */
    300 #define ATW_IER_ATIMTCIE	__BIT(27)	/* transmitted ATIM */
    301 #define ATW_IER_LINKONIE	__BIT(24)	/* matched beacon */
    302 #define ATW_IER_ATIMIE		__BIT(21)	/* ended ATIM window */
    303 #define ATW_IER_TBTTIE		__BIT(20)	/* TBTT */
    304 #define ATW_IER_TEIE		__BIT(14)	/* moved TX packet to FIFO */
    305 #define ATW_IER_REIE		__BIT(12)	/* RX packet filled its first
    306 						 * descriptor
    307 						 */
    308 #define ATW_IER_RCIE		__BIT(6)	/* completed RX */
    309 #define ATW_IER_TDUIE		__BIT(2)	/* transmit descriptor
    310 						 * unavailable
    311 						 */
    312 #define ATW_IER_TCIE		__BIT(0)	/* completed TX */
    313 /* abnormal interrupts: combine with ATW_IER_AIE */
    314 #define ATW_IER_GPIE		__BIT(29)	/* GPIO interrupt */
    315 #define ATW_IER_LINKOFFIE	__BIT(28)	/* lost beacon */
    316 #define ATW_IER_TSFTFIE		__BIT(26)	/* TSFT out of range */
    317 #define ATW_IER_TSCIE		__BIT(25)	/* TSC countdown expired */
    318 #define ATW_IER_SQLIE		__BIT(23)	/* signal quality */
    319 #define ATW_IER_WEPIE		__BIT(22)	/* finished WEP table switch */
    320 #define ATW_IER_FBEIE		__BIT(13)	/* fatal bus error */
    321 #define ATW_IER_GPTIE		__BIT(11)	/* general purpose timer expired */
    322 #define ATW_IER_RPSIE		__BIT(8)	/* stopped receive process */
    323 #define ATW_IER_RUIE		__BIT(7)	/* receive descriptor unavailable */
    324 #define ATW_IER_TUIE		__BIT(5)	/* transmit underflow */
    325 #define ATW_IER_TRTIE		__BIT(4)	/* exceeded transmit retry count */
    326 #define ATW_IER_TLTTIE		__BIT(3)	/* transmit lifetime exceeded */
    327 #define ATW_IER_TPSIE		__BIT(1)	/* stopped transmit process */
    328 #endif
    329 
    330 #define ATW_LPC_LPCO		__BIT(16)	/* lost packet counter overflow */
    331 #define ATW_LPC_LPC_MASK	__BITS(0, 15)	/* lost packet counter */
    332 
    333 #define	ATW_TEST1_RRA_MASK	__BITS(20,12)
    334 #define	ATW_TEST1_RWA_MASK	__BITS(10,2)
    335 #define	ATW_TEST1_RXPKT1IN	__BIT(1)
    336 
    337 #define	ATW_TEST1_CONTROL	__BIT(31)	/* "0: read from dxfer_control,
    338 						 * 1: read from dxfer_state"
    339 						 */
    340 #define	ATW_TEST1_DBGREAD_MASK	__BITS(30,28)	/* "control of read data,
    341 						 * debug only"
    342 						 */
    343 #define	ATW_TEST1_TXWP_MASK	__BITS(27,25)	/* select ATW_WTDP content? */
    344 #define	ATW_TEST1_TXWP_TDBD	__SHIFTIN(0x0, ATW_TEST1_TXWP_MASK)
    345 #define	ATW_TEST1_TXWP_TDBH	__SHIFTIN(0x1, ATW_TEST1_TXWP_MASK)
    346 #define	ATW_TEST1_TXWP_TDBB	__SHIFTIN(0x2, ATW_TEST1_TXWP_MASK)
    347 #define	ATW_TEST1_TXWP_TDBP	__SHIFTIN(0x3, ATW_TEST1_TXWP_MASK)
    348 #define	ATW_TEST1_RSVD0_MASK	__BITS(24,6)	/* reserved */
    349 #define	ATW_TEST1_TESTMODE_MASK	__BITS(5,4)
    350 /* normal operation */
    351 #define	ATW_TEST1_TESTMODE_NORMAL	__SHIFTIN(0x0, ATW_TEST1_TESTMODE_MASK)
    352 /* MAC-only mode */
    353 #define	ATW_TEST1_TESTMODE_MACONLY	__SHIFTIN(0x1, ATW_TEST1_TESTMODE_MASK)
    354 /* normal operation */
    355 #define	ATW_TEST1_TESTMODE_NORMAL2	__SHIFTIN(0x2, ATW_TEST1_TESTMODE_MASK)
    356 /* monitor mode */
    357 #define	ATW_TEST1_TESTMODE_MONITOR	__SHIFTIN(0x3, ATW_TEST1_TESTMODE_MASK)
    358 
    359 #define	ATW_TEST1_DUMP_MASK	__BITS(3,0)	/* select dump signal
    360 						 * from dxfer (huh?)
    361 						 */
    362 
    363 #define ATW_SPR_SRS		__BIT(11)	/* activate SEEPROM access */
    364 #define ATW_SPR_SDO		__BIT(3)	/* data out of SEEPROM */
    365 #define ATW_SPR_SDI		__BIT(2)	/* data into SEEPROM */
    366 #define ATW_SPR_SCLK		__BIT(1)	/* SEEPROM clock */
    367 #define ATW_SPR_SCS		__BIT(0)	/* SEEPROM chip select */
    368 
    369 #define ATW_TEST0_BE_MASK	__BITS(31, 29)	/* Bus error state */
    370 #define ATW_TEST0_TS_MASK	__BITS(28, 26)	/* Transmit process state */
    371 
    372 /* Stopped */
    373 #define ATW_TEST0_TS_STOPPED		__SHIFTIN(0, ATW_TEST0_TS_MASK)
    374 /* Running - fetch transmit descriptor */
    375 #define ATW_TEST0_TS_FETCH		__SHIFTIN(1, ATW_TEST0_TS_MASK)
    376 /* Running - wait for end of transmission */
    377 #define ATW_TEST0_TS_WAIT		__SHIFTIN(2, ATW_TEST0_TS_MASK)
    378 /* Running - read buffer from memory and queue into FIFO */
    379 #define ATW_TEST0_TS_READING		__SHIFTIN(3, ATW_TEST0_TS_MASK)
    380 #define ATW_TEST0_TS_RESERVED1		__SHIFTIN(4, ATW_TEST0_TS_MASK)
    381 #define ATW_TEST0_TS_RESERVED2		__SHIFTIN(5, ATW_TEST0_TS_MASK)
    382 /* Suspended */
    383 #define ATW_TEST0_TS_SUSPENDED		__SHIFTIN(6, ATW_TEST0_TS_MASK)
    384 /* Running - close transmit descriptor */
    385 #define ATW_TEST0_TS_CLOSE		__SHIFTIN(7, ATW_TEST0_TS_MASK)
    386 
    387 /* ADM8211C/CR registers */
    388 /* Suspended */
    389 #define ATW_C_TEST0_TS_SUSPENDED	__SHIFTIN(4, ATW_TEST0_TS_MASK)
    390 /* Descriptor write */
    391 #define ATW_C_TEST0_TS_CLOSE		__SHIFTIN(5, ATW_TEST0_TS_MASK)
    392 /* Last descriptor write */
    393 #define ATW_C_TEST0_TS_CLOSELAST	__SHIFTIN(6, ATW_TEST0_TS_MASK)
    394 /* FIFO full */
    395 #define ATW_C_TEST0_TS_FIFOFULL		__SHIFTIN(7, ATW_TEST0_TS_MASK)
    396 
    397 #define ATW_TEST0_RS_MASK	__BITS(25, 23)	/* Receive process state */
    398 
    399 /* Stopped */
    400 #define	ATW_TEST0_RS_STOPPED		__SHIFTIN(0, ATW_TEST0_RS_MASK)
    401 /* Running - fetch receive descriptor */
    402 #define	ATW_TEST0_RS_FETCH		__SHIFTIN(1, ATW_TEST0_RS_MASK)
    403 /* Running - check for end of receive */
    404 #define	ATW_TEST0_RS_CHECK		__SHIFTIN(2, ATW_TEST0_RS_MASK)
    405 /* Running - wait for packet */
    406 #define	ATW_TEST0_RS_WAIT		__SHIFTIN(3, ATW_TEST0_RS_MASK)
    407 /* Suspended */
    408 #define	ATW_TEST0_RS_SUSPENDED		__SHIFTIN(4, ATW_TEST0_RS_MASK)
    409 /* Running - close receive descriptor */
    410 #define	ATW_TEST0_RS_CLOSE		__SHIFTIN(5, ATW_TEST0_RS_MASK)
    411 /* Running - flush current frame from FIFO */
    412 #define	ATW_TEST0_RS_FLUSH		__SHIFTIN(6, ATW_TEST0_RS_MASK)
    413 /* Running - queue current frame from FIFO into buffer */
    414 #define	ATW_TEST0_RS_QUEUE		__SHIFTIN(7, ATW_TEST0_RS_MASK)
    415 
    416 #define ATW_TEST0_EPNE		__BIT(18)	/* SEEPROM not detected */
    417 #define ATW_TEST0_EPSNM		__BIT(17)	/* SEEPROM bad signature */
    418 #define ATW_TEST0_EPTYP_MASK	__BIT(16)	/* SEEPROM type
    419 						 * 1: 93c66,
    420 						 * 0: 93c46
    421 						 */
    422 #define	ATW_TEST0_EPTYP_93c66		ATW_TEST0_EPTYP_MASK
    423 #define	ATW_TEST0_EPTYP_93c46		0
    424 #define ATW_TEST0_EPRLD		__BIT(15)	/* recall SEEPROM (write 1) */
    425 
    426 #define ATW_WCSR_CRCT		__BIT(30)	/* CRC-16 type */
    427 #define ATW_WCSR_WP1E		__BIT(29)	/* match wake-up pattern 1 */
    428 #define ATW_WCSR_WP2E		__BIT(28)	/* match wake-up pattern 2 */
    429 #define ATW_WCSR_WP3E		__BIT(27)	/* match wake-up pattern 3 */
    430 #define ATW_WCSR_WP4E		__BIT(26)	/* match wake-up pattern 4 */
    431 #define ATW_WCSR_WP5E		__BIT(25)	/* match wake-up pattern 5 */
    432 #define ATW_WCSR_BLN_MASK	__BITS(21, 23)	/* lose link after BLN lost
    433 						 * beacons
    434 						 */
    435 #define ATW_WCSR_TSFTWE		__BIT(20)	/* wake up on TSFT out of
    436 						 * range
    437 						 */
    438 #define ATW_WCSR_TIMWE		__BIT(19)	/* wake up on TIM */
    439 #define ATW_WCSR_ATIMWE		__BIT(18)	/* wake up on ATIM */
    440 #define ATW_WCSR_KEYWE		__BIT(17)	/* wake up on key update */
    441 #define ATW_WCSR_WFRE		__BIT(10)	/* wake up on wake-up frame */
    442 #define ATW_WCSR_MPRE		__BIT(9)	/* wake up on magic packet */
    443 #define ATW_WCSR_LSOE		__BIT(8)	/* wake up on link loss */
    444 /* wake-up reasons correspond to enable bits */
    445 #define ATW_WCSR_KEYUP		__BIT(6)	/* */
    446 #define ATW_WCSR_TSFTW		__BIT(5)	/* */
    447 #define ATW_WCSR_TIMW		__BIT(4)	/* */
    448 #define ATW_WCSR_ATIMW		__BIT(3)	/* */
    449 #define ATW_WCSR_WFR		__BIT(2)	/* */
    450 #define ATW_WCSR_MPR		__BIT(1)	/* */
    451 #define ATW_WCSR_LSO		__BIT(0)	/* */
    452 
    453 #define ATW_GPTMR_COM_MASK	__BIT(16)	/* continuous operation mode */
    454 #define ATW_GPTMR_GTV_MASK	__BITS(0, 15)	/* set countdown in 204us ticks */
    455 
    456 #define ATW_GPIO_EC1_MASK	__BITS(25, 24)	/* GPIO1 event configuration */
    457 #define ATW_GPIO_LAT_MASK	__BITS(21, 20)	/* input latch */
    458 #define ATW_GPIO_INTEN_MASK	__BITS(19, 18)	/* interrupt enable */
    459 #define ATW_GPIO_EN_MASK	__BITS(17, 12)	/* output enable */
    460 #define ATW_GPIO_O_MASK		__BITS(11, 6)	/* output value */
    461 #define ATW_GPIO_I_MASK		__BITS(5, 0)	/* pin static input */
    462 
    463 /* Intersil 3-wire interface */
    464 #define ATW_BBPCTL_TWI			__BIT(31)
    465 #define ATW_BBPCTL_RF3KADDR_MASK	__BITS(30, 24)	/* Address for RF3000 */
    466 #define ATW_BBPCTL_RF3KADDR_ADDR __SHIFTIN(0x20, ATW_BBPCTL_RF3KADDR_MASK)
    467 /* data-out on negative edge */
    468 #define ATW_BBPCTL_NEGEDGE_DO		__BIT(23)
    469 /* data-in on negative edge */
    470 #define ATW_BBPCTL_NEGEDGE_DI		__BIT(22)
    471 #define ATW_BBPCTL_CCA_ACTLO		__BIT(21)	/* 1: CCA signal is low
    472 							 * when channel is busy,
    473 							 * CCA signal is high
    474 							 * when channel is
    475 							 * clear.
    476 							 * 0: vice-versa
    477 							 * 1 is suitable for
    478 							 * the embedded
    479 							 * RFMD RF3000.
    480 							 */
    481 #define ATW_BBPCTL_TYPE_MASK		__BITS(20, 18)	/* BBP type */
    482 /* start write; reset on completion */
    483 #define ATW_BBPCTL_WR			__BIT(17)
    484 #define ATW_BBPCTL_RD			__BIT(16)	/* start read; reset on
    485 							 * completion
    486 							 */
    487 #define ATW_BBPCTL_ADDR_MASK		__BITS(15, 8)	/* BBP address */
    488 #define ATW_BBPCTL_DATA_MASK		__BITS(7, 0)	/* BBP data */
    489 
    490 #define ATW_SYNCTL_WR		__BIT(31)	/* start write; reset on
    491 						 * completion
    492 						 */
    493 #define ATW_SYNCTL_RD		__BIT(30)	/* start read; reset on
    494 						 * completion
    495 						 */
    496 #define ATW_SYNCTL_CS0		__BIT(29)	/* chip select */
    497 #define ATW_SYNCTL_CS1		__BIT(28)
    498 #define ATW_SYNCTL_CAL		__BIT(27)	/* generate RF CAL pulse after
    499 						 * Rx
    500 						 */
    501 #define ATW_SYNCTL_SELCAL	__BIT(26)	/* RF CAL source, 0: CAL bit,
    502 						 * 1: MAC; needed by Intersil
    503 						 * BBP
    504 						 */
    505 #define	ATW_C_SYNCTL_MMICE	__BIT(25)	/* ADM8211C/CR define this
    506 						 * bit. 0: latch data on
    507 						 * negative edge, 1: positive
    508 						 * edge.
    509 						 */
    510 #define ATW_SYNCTL_RFTYPE_MASK	__BITS(24, 22)	/* RF type */
    511 #define ATW_SYNCTL_DATA_MASK	__BITS(21, 0)	/* synthesizer setting */
    512 
    513 #define ATW_PLCPHD_SIGNAL_MASK	__BITS(31, 24)	/* signal field in PLCP header,
    514 						 * only for beacon, ATIM, and
    515 						 * RTS.
    516 						 */
    517 #define ATW_PLCPHD_SERVICE_MASK	__BITS(23, 16)	/* service field in PLCP
    518 						 * header; with RFMD BBP,
    519 						 * sets Tx power for beacon,
    520 						 * RTS, ATIM.
    521 						 */
    522 #define ATW_PLCPHD_PMBL		__BIT(15)	/* 0: long preamble, 1: short */
    523 
    524 #define	ATW_MMIWADDR_LENLO_MASK		__BITS(31,24)	/* tx: written 4th */
    525 #define	ATW_MMIWADDR_LENHI_MASK		__BITS(23,16)	/* tx: written 3rd */
    526 #define	ATW_MMIWADDR_GAIN_MASK		__BITS(15,8)	/* tx: written 2nd */
    527 #define	ATW_MMIWADDR_RATE_MASK		__BITS(7,0)	/* tx: written 1st */
    528 
    529 /* was magic 0x100E0C0A */
    530 #define ATW_MMIWADDR_INTERSIL			  \
    531 	(__SHIFTIN(HFA3861A_CR6, ATW_MMIWADDR_GAIN_MASK)	| \
    532 	 __SHIFTIN(HFA3861A_CR5, ATW_MMIWADDR_RATE_MASK)	| \
    533 	 __SHIFTIN(HFA3861A_CR7, ATW_MMIWADDR_LENHI_MASK)	| \
    534 	 __SHIFTIN(HFA3861A_CR8, ATW_MMIWADDR_LENLO_MASK))
    535 
    536 /* was magic 0x00009101
    537  *
    538  * ADMtek sets the AI bit on the ATW_MMIWADDR_GAIN_MASK address to
    539  * put the RF3000 into auto-increment mode so that it can write Tx gain,
    540  * Tx length (high) and Tx length (low) registers back-to-back.
    541  */
    542 #define ATW_MMIWADDR_RFMD						\
    543 	(__SHIFTIN(RF3000_TWI_AI|RF3000_GAINCTL, ATW_MMIWADDR_GAIN_MASK) | \
    544 	 __SHIFTIN(RF3000_CTL, ATW_MMIWADDR_RATE_MASK))
    545 
    546 #define	ATW_MMIRADDR1_RSVD_MASK		__BITS(31, 24)
    547 #define	ATW_MMIRADDR1_PWRLVL_MASK	__BITS(23, 16)
    548 #define	ATW_MMIRADDR1_RSSI_MASK		__BITS(15, 8)
    549 #define	ATW_MMIRADDR1_RXSTAT_MASK	__BITS(7, 0)
    550 
    551 /* was magic 0x00007c7e */
    552 #define ATW_MMIRADDR1_INTERSIL	\
    553 	(__SHIFTIN(HFA3861A_CR61, ATW_MMIRADDR1_RSSI_MASK) | \
    554 	 __SHIFTIN(HFA3861A_CR62, ATW_MMIRADDR1_RXSTAT_MASK))
    555 
    556 /* was magic 0x00000301 */
    557 #define ATW_MMIRADDR1_RFMD	\
    558 	(__SHIFTIN(RF3000_RSSI, ATW_MMIRADDR1_RSSI_MASK) | \
    559 	 __SHIFTIN(RF3000_RXSTAT, ATW_MMIRADDR1_RXSTAT_MASK))
    560 
    561 /* was magic 0x00100000 */
    562 #define ATW_MMIRADDR2_INTERSIL	\
    563 	(__SHIFTIN(0x0, ATW_MMIRADDR2_ID_MASK) | \
    564 	 __SHIFTIN(0x10, ATW_MMIRADDR2_RXPECNT_MASK))
    565 
    566 /* was magic 0x7e100000 */
    567 #define ATW_MMIRADDR2_RFMD	\
    568 	(__SHIFTIN(0x7e, ATW_MMIRADDR2_ID_MASK) | \
    569 	 __SHIFTIN(0x10, ATW_MMIRADDR2_RXPECNT_MASK))
    570 
    571 #define	ATW_MMIRADDR2_ID_MASK	__BITS(31, 24)	/* 1st element ID in WEP table
    572 						 * for Probe Response (huh?)
    573 						 */
    574 /* RXPE is re-asserted after RXPECNT * 22MHz. */
    575 #define	ATW_MMIRADDR2_RXPECNT_MASK	__BITS(23, 16)
    576 #define	ATW_MMIRADDR2_PROREXT		__BIT(15)	/* Probe Response
    577 							 * 11Mb/s length
    578 							 * extension.
    579 							 */
    580 #define	ATW_MMIRADDR2_PRORLEN_MASK	__BITS(14, 0)	/* Probe Response
    581 							 * microsecond length
    582 							 */
    583 
    584 /* auto-update BBP with ALCSET */
    585 #define ATW_TXBR_ALCUPDATE_MASK	__BIT(31)
    586 #define ATW_TXBR_TBCNT_MASK	__BITS(16, 20)	/* transmit burst count */
    587 #define ATW_TXBR_ALCSET_MASK	__BITS(8, 15)	/* TX power level set point */
    588 #define ATW_TXBR_ALCREF_MASK	__BITS(0, 7)	/* TX power level reference point */
    589 
    590 #define ATW_ALCSTAT_MCOV_MASK	__BIT(27)	/* MPDU count overflow */
    591 #define ATW_ALCSTAT_ESOV_MASK	__BIT(26)	/* error sum overflow */
    592 #define ATW_ALCSTAT_MCNT_MASK	__BITS(16, 25)	/* MPDU count, unsigned integer */
    593 #define ATW_ALCSTAT_ERSUM_MASK	__BITS(0, 15)	/* power error sum,
    594 						 * 2's complement signed integer
    595 						 */
    596 
    597 #define ATW_TOFS2_PWR1UP_MASK	__BITS(31, 28)	/* delay of Tx/Rx from PE1,
    598 						 * Radio, PHYRST change after
    599 						 * power-up, in 2ms units
    600 						 */
    601 #define ATW_TOFS2_PWR0PAPE_MASK	__BITS(27, 24)	/* delay of PAPE going low
    602 						 * after internal data
    603 						 * transmit end, in us
    604 						 */
    605 #define ATW_TOFS2_PWR1PAPE_MASK	__BITS(23, 20)	/* delay of PAPE going high
    606 						 * after TXPE asserted, in us
    607 						 */
    608 #define ATW_TOFS2_PWR0TRSW_MASK	__BITS(19, 16)	/* delay of TRSW going low
    609 						 * after internal data transmit
    610 						 * end, in us
    611 						 */
    612 #define ATW_TOFS2_PWR1TRSW_MASK	__BITS(15, 12)	/* delay of TRSW going high
    613 						 * after TXPE asserted, in us
    614 						 */
    615 #define ATW_TOFS2_PWR0PE2_MASK	__BITS(11, 8)	/* delay of PE2 going low
    616 						 * after internal data transmit
    617 						 * end, in us
    618 						 */
    619 #define ATW_TOFS2_PWR1PE2_MASK	__BITS(7, 4)	/* delay of PE2 going high
    620 						 * after TXPE asserted, in us
    621 						 */
    622 #define ATW_TOFS2_PWR0TXPE_MASK	__BITS(3, 0)	/* delay of TXPE going low
    623 						 * after internal data transmit
    624 						 * end, in us
    625 						 */
    626 
    627 #define ATW_CMDR_PM		__BIT(19)	/* enables power mgmt
    628 						 * capabilities.
    629 						 */
    630 #define ATW_CMDR_APM		__BIT(18)	/* APM mode, effective when
    631 						 * PM = 1.
    632 						 */
    633 #define ATW_CMDR_RTE		__BIT(4)	/* enable Rx FIFO threshold */
    634 #define ATW_CMDR_DRT_MASK	__BITS(3, 2)	/* drain Rx FIFO threshold */
    635 /* 32 bytes */
    636 #define ATW_CMDR_DRT_8DW	__SHIFTIN(0x0, ATW_CMDR_DRT_MASK)
    637 /* 64 bytes */
    638 #define ATW_CMDR_DRT_16DW	__SHIFTIN(0x1, ATW_CMDR_DRT_MASK)
    639 /* Store & Forward */
    640 #define ATW_CMDR_DRT_SF		__SHIFTIN(0x2, ATW_CMDR_DRT_MASK)
    641 /* Reserved */
    642 #define ATW_CMDR_DRT_RSVD	__SHIFTIN(0x3, ATW_CMDR_DRT_MASK)
    643 #define ATW_CMDR_SINT_MASK	__BIT(1)	/* software interrupt---huh? */
    644 
    645 /* TBD PCIC */
    646 
    647 /* TBD PMCSR */
    648 
    649 
    650 #define ATW_PAR0_PAB0_MASK	__BITS(0, 7)	/* MAC address byte 0 */
    651 #define ATW_PAR0_PAB1_MASK	__BITS(8, 15)	/* MAC address byte 1 */
    652 #define ATW_PAR0_PAB2_MASK	__BITS(16, 23)	/* MAC address byte 2 */
    653 #define ATW_PAR0_PAB3_MASK	__BITS(24, 31)	/* MAC address byte 3 */
    654 
    655 #define	ATW_C_PAR1_CTD		__BITS(16,31)	/* Continuous Tx pattern */
    656 #define ATW_PAR1_PAB5_MASK	__BITS(8, 15)	/* MAC address byte 5 */
    657 #define ATW_PAR1_PAB4_MASK	__BITS(0, 7)	/* MAC address byte 4 */
    658 
    659 #define ATW_MAR0_MAB3_MASK	__BITS(31, 24)	/* multicast table bits 31:24 */
    660 #define ATW_MAR0_MAB2_MASK	__BITS(23, 16)	/* multicast table bits 23:16 */
    661 #define ATW_MAR0_MAB1_MASK	__BITS(15, 8)	/* multicast table bits 15:8 */
    662 #define ATW_MAR0_MAB0_MASK	__BITS(7, 0)	/* multicast table bits 7:0 */
    663 
    664 #define ATW_MAR1_MAB7_MASK	__BITS(31, 24)	/* multicast table bits 63:56 */
    665 #define ATW_MAR1_MAB6_MASK	__BITS(23, 16)	/* multicast table bits 55:48 */
    666 #define ATW_MAR1_MAB5_MASK	__BITS(15, 8)	/* multicast table bits 47:40 */
    667 #define ATW_MAR1_MAB4_MASK	__BITS(7, 0)	/* multicast table bits 39:32 */
    668 
    669 /* ATIM destination address */
    670 #define ATW_ATIMDA0_ATIMB3_MASK	__BITS(31,24)
    671 #define ATW_ATIMDA0_ATIMB2_MASK	__BITS(23,16)
    672 #define ATW_ATIMDA0_ATIMB1_MASK	__BITS(15,8)
    673 #define ATW_ATIMDA0_ATIMB0_MASK	__BITS(7,0)
    674 
    675 /* ATIM destination address, BSSID */
    676 #define ATW_ABDA1_BSSIDB5_MASK	__BITS(31,24)
    677 #define ATW_ABDA1_BSSIDB4_MASK	__BITS(23,16)
    678 #define ATW_ABDA1_ATIMB5_MASK	__BITS(15,8)
    679 #define ATW_ABDA1_ATIMB4_MASK	__BITS(7,0)
    680 
    681 /* BSSID */
    682 #define ATW_BSSID0_BSSIDB3_MASK	__BITS(31,24)
    683 #define ATW_BSSID0_BSSIDB2_MASK	__BITS(23,16)
    684 #define ATW_BSSID0_BSSIDB1_MASK	__BITS(15,8)
    685 #define ATW_BSSID0_BSSIDB0_MASK	__BITS(7,0)
    686 
    687 #define ATW_TXLMT_MTMLT_MASK	__BITS(31,16)	/* max TX MSDU lifetime in TU */
    688 #define ATW_TXLMT_SRTYLIM_MASK	__BITS(7,0)	/* short retry limit */
    689 
    690 #define ATW_MIBCNT_FFCNT_MASK	__BITS(31,24)	/* FCS failure count */
    691 #define ATW_MIBCNT_AFCNT_MASK	__BITS(23,16)	/* ACK failure count */
    692 #define ATW_MIBCNT_RSCNT_MASK	__BITS(15,8)	/* RTS success count */
    693 #define ATW_MIBCNT_RFCNT_MASK	__BITS(7,0)	/* RTS failure count */
    694 
    695 #define ATW_BCNT_PLCPH_MASK	__BITS(23,16)	/* 11M PLCP length (us) */
    696 #define ATW_BCNT_PLCPL_MASK	__BITS(15,8)	/* 5.5M PLCP length (us) */
    697 #define ATW_BCNT_BCNT_MASK	__BITS(7,0)	/* byte count of beacon frame */
    698 
    699 /* For ADM8211C/CR */
    700 /* ATW_C_TSC_TIMTABSEL = 1 */
    701 #define ATW_C_BCNT_EXTEN1	__BIT(31)	/* 11M beacon len. extension */
    702 #define ATW_C_BCNT_BEANLEN1	__BITS(30,16)	/* beacon length in us */
    703 /* ATW_C_TSC_TIMTABSEL = 0 */
    704 #define ATW_C_BCNT_EXTEN0	__BIT(15)	/* 11M beacon len. extension */
    705 #define ATW_C_BCNT_BEANLEN0	__BIT(14,0)	/* beacon length in us */
    706 
    707 #define ATW_C_TSC_TIMOFS	__BITS(31,24)	/* I think this is the
    708 						 * SRAM offset for the TIM
    709 						 */
    710 #define ATW_C_TSC_TIMLEN	__BITS(21,12)	/* length of TIM */
    711 #define ATW_C_TSC_TIMTABSEL	__BIT(4)	/* select TIM table 0 or 1 */
    712 #define ATW_TSC_TSC_MASK	__BITS(3,0)	/* TSFT countdown value, 0
    713 						 * disables
    714 						 */
    715 
    716 #define ATW_SYNRF_SELSYN	__BIT(31)	/* 0: MAC controls SYN IF pins,
    717 						 * 1: ATW_SYNRF
    718 						 * controls SYN IF
    719 						 * pins.
    720 						 */
    721 #define ATW_SYNRF_SELRF		__BIT(30)	/* 0: MAC controls RF IF pins,
    722 						 * 1: ATW_SYNRF
    723 						 * controls RF IF pins.
    724 						 */
    725 #define ATW_SYNRF_LERF		__BIT(29)	/* if SELSYN = 1, direct control
    726 						 * of LERF# pin
    727 						 */
    728 #define ATW_SYNRF_LEIF		__BIT(28)	/* if SELSYN = 1, direct control
    729 						 * of LEIF# pin
    730 						 */
    731 #define ATW_SYNRF_SYNCLK	__BIT(27)	/* if SELSYN = 1, direct control
    732 						 * of SYNCLK pin
    733 						 */
    734 #define ATW_SYNRF_SYNDATA	__BIT(26)	/* if SELSYN = 1, direct control
    735 						 * of SYNDATA pin
    736 						 */
    737 #define ATW_SYNRF_PE1		__BIT(25)	/* if SELRF = 1, direct control
    738 						 * of PE1 pin
    739 						 */
    740 #define ATW_SYNRF_PE2		__BIT(24)	/* if SELRF = 1, direct control
    741 						 * of PE2 pin
    742 						 */
    743 #define ATW_SYNRF_PAPE		__BIT(23)	/* if SELRF = 1, direct control
    744 						 * of PAPE pin
    745 						 */
    746 #define ATW_C_SYNRF_TRSW	__BIT(22)	/* if SELRF = 1, direct control
    747 						 * of TRSW pin
    748 						 */
    749 #define ATW_C_SYNRF_TRSWN	__BIT(21)	/* if SELRF = 1, direct control
    750 						 * of TRSWn pin
    751 						 */
    752 #define ATW_SYNRF_INTERSIL_EN	__BIT(20)	/* if SELRF = 1, enables
    753 						 * some signal used by the
    754 						 * Intersil RF front-end?
    755 						 * Undocumented.
    756 						 */
    757 #define ATW_SYNRF_PHYRST	__BIT(18)	/* if SELRF = 1, direct control
    758 						 * of PHYRST# pin
    759 						 */
    760 /* 1: force TXPE = RXPE = 1 if ATW_CMDR[27] = 0. */
    761 #define ATW_C_SYNRF_RF2958PD	ATW_SYNRF_PHYRST
    762 
    763 #define ATW_BPLI_BP_MASK	__BITS(31,16)	/* beacon interval in TU */
    764 #define ATW_BPLI_LI_MASK	__BITS(15,0)	/* STA listen interval in
    765 						 * beacon intervals
    766 						 */
    767 
    768 #define ATW_C_CAP0_TIMLEN1	__BITS(31,24)	/* TIM table 1 len in bytes
    769 						 * including TIM ID (XXX huh?)
    770 						 */
    771 #define ATW_C_CAP0_TIMLEN0	__BITS(23,16)	/* TIM table 0 len in bytes,
    772 						 * including TIM ID (XXX huh?)
    773 						 */
    774 #define	ATW_C_CAP0_CWMAX	__BITS(11,8)	/* 1 <= CWMAX <= 5 fixes CW?
    775 						 * 5 < CWMAX <= 9 sets max?
    776 						 * 10?
    777 						 * default 0
    778 						 */
    779 #define ATW_CAP0_RCVDTIM	__BIT(4)	/* receive every DTIM */
    780 #define ATW_CAP0_CHN_MASK	__BITS(3,0)	/* current DSSS channel */
    781 
    782 #define ATW_CAP1_CAPI_MASK	__BITS(31,16)	/* capability information */
    783 #define ATW_CAP1_ATIMW_MASK	__BITS(15,0)	/* ATIM window in TU */
    784 
    785 #define ATW_RMD_ATIMST		__BIT(31)	/* ATIM frame TX status */
    786 #define ATW_RMD_CFP		__BIT(30)	/* CFP indicator */
    787 #define ATW_RMD_PCNT		__BITS(27,16)	/* idle time between
    788 						 * awake/ps mode, in seconds
    789 						 */
    790 #define ATW_RMD_RMRD_MASK	__BITS(15,0)	/* max RX reception duration
    791 						 * in us
    792 						 */
    793 
    794 #define ATW_CFPP_CFPP		__BITS(31,24)	/* CFP unit DTIM */
    795 #define ATW_CFPP_CFPMD		__BITS(23,8)	/* CFP max duration in TU */
    796 #define ATW_CFPP_DTIMP		__BITS(7,0)	/* DTIM period in beacon
    797 						 * intervals
    798 						 */
    799 #define ATW_TOFS0_USCNT_MASK	__BITS(29,24)	/* number of system clocks
    800 						 * in 1 microsecond.
    801 						 * Depends PCI bus speed?
    802 						 */
    803 #define ATW_C_TOFS0_TUCNT_MASK	__BITS(14,10)	/* PIFS (microseconds) */
    804 #define ATW_TOFS0_TUCNT_MASK	__BITS(9,0)	/* TU counter in microseconds */
    805 
    806 /* TBD TOFS1 */
    807 #define ATW_TOFS1_TSFTOFSR_MASK	__BITS(31,24)	/* RX TSFT offset in
    808 						 * microseconds: RF+BBP
    809 						 * latency
    810 						 */
    811 #define ATW_TOFS1_TBTTPRE_MASK	__BITS(23,8)	/* prediction time, (next
    812 						 * Nth TBTT - TBTTOFS) in
    813 						 * microseconds (huh?). To
    814 						 * match TSFT[25:10] (huh?).
    815 						 */
    816 #define	ATW_TBTTPRE_MASK	__BITS(25, 10)
    817 #define ATW_TOFS1_TBTTOFS_MASK	__BITS(7,0)	/* wake-up time offset before
    818 						 * TBTT in TU
    819 						 */
    820 #define ATW_IFST_SLOT_MASK	__BITS(27,23)	/* SLOT time in us */
    821 #define ATW_IFST_SIFS_MASK	__BITS(22,15)	/* SIFS time in us */
    822 #define ATW_IFST_DIFS_MASK	__BITS(14,9)	/* DIFS time in us */
    823 #define ATW_IFST_EIFS_MASK	__BITS(8,0)	/* EIFS time in us */
    824 
    825 #define ATW_RSPT_MART_MASK	__BITS(31,16)	/* max response time in us */
    826 #define ATW_RSPT_MIRT_MASK	__BITS(15,8)	/* min response time in us */
    827 #define ATW_RSPT_TSFTOFST_MASK	__BITS(7,0)	/* TX TSFT offset in us */
    828 
    829 #define ATW_WEPCTL_WEPENABLE	__BIT(31)	/* enable WEP engine */
    830 #define ATW_WEPCTL_AUTOSWITCH	__BIT(30)	/* auto-switch enable (huh?) */
    831 #define ATW_WEPCTL_CURTBL	__BIT(29)	/* current table in use */
    832 #define ATW_WEPCTL_WR		__BIT(28)	/* */
    833 #define ATW_WEPCTL_RD		__BIT(27)	/* */
    834 #define ATW_WEPCTL_WEPRXBYP	__BIT(25)	/* bypass WEP on RX */
    835 #define ATW_WEPCTL_SHKEY	__BIT(24)	/* 1: pass to host if tbl
    836 						 * lookup fails, 0: use
    837 						 * shared-key
    838 						 */
    839 #define ATW_WEPCTL_UNKNOWN0	__BIT(23)	/* has something to do with
    840 						 * revision 0x20. Possibly
    841 						 * selects a different WEP
    842 						 * table.
    843 						 */
    844 #define ATW_WEPCTL_TBLADD_MASK	__BITS(8,0)	/* add to table */
    845 
    846 /* set these bits in the second byte of a SRAM shared key record to affect
    847  * the use and interpretation of the key in the record.
    848  */
    849 #define ATW_WEP_ENABLED	__BIT(7)
    850 #define ATW_WEP_104BIT	__BIT(6)
    851 
    852 #define ATW_WESK_DATA_MASK	__BITS(15,0)	/* data */
    853 #define ATW_WEPCNT_WIEC_MASK	__BITS(15,0)	/* WEP ICV error count */
    854 
    855 #define ATW_MACTEST_FORCE_IV		__BIT(23)
    856 #define ATW_MACTEST_FORCE_KEYID		__BIT(22)
    857 #define ATW_MACTEST_KEYID_MASK		__BITS(21,20)
    858 #define ATW_MACTEST_MMI_USETXCLK	__BIT(11)
    859 
    860 /* Function Event/Status registers */
    861 
    862 /* interrupt: set regardless of mask */
    863 #define ATW_FER_INTR		__BIT(15)
    864 /* general wake-up: set regardless of mask */
    865 #define ATW_FER_GWAKE		__BIT(4)
    866 
    867 #define ATW_FEMR_INTR_EN	__BIT(15)	/* enable INTA# */
    868 #define ATW_FEMR_WAKEUP_EN	__BIT(14)	/* enable wake-up */
    869 #define ATW_FEMR_GWAKE_EN	__BIT(4)	/* enable general wake-up */
    870 
    871 #define ATW_FPSR_INTR_STATUS	__BIT(15)	/* interrupt status */
    872 #define ATW_FPSR_WAKEUP_STATUS	__BIT(4)	/* CSTSCHG state */
    873 /* activate INTA (if not masked) */
    874 #define ATW_FFER_INTA_FORCE	__BIT(15)
    875 /* activate CSTSCHG (if not masked) */
    876 #define ATW_FFER_GWAKE_FORCE	__BIT(4)
    877 
    878 /* Serial EEPROM offsets */
    879 #define ATW_SR_CLASS_CODE	(0x00/2)
    880 #define ATW_SR_FORMAT_VERSION	(0x02/2)
    881 #define		ATW_SR_MAJOR_MASK	__BITS(7, 0)
    882 #define		ATW_SR_MINOR_MASK	__BITS(15,8)
    883 #define ATW_SR_MAC00		(0x08/2)	/* CSR21 */
    884 #define ATW_SR_MAC01		(0x0A/2)	/* CSR21/22 */
    885 #define ATW_SR_MAC10		(0x0C/2)	/* CSR22 */
    886 #define ATW_SR_CSR20		(0x16/2)
    887 #define		ATW_SR_ANT_MASK		__BITS(12, 10)
    888 #define		ATW_SR_PWRSCALE_MASK	__BITS(9, 8)
    889 #define		ATW_SR_CLKSAVE_MASK	__BITS(7, 6)
    890 #define		ATW_SR_RFTYPE_MASK	__BITS(5, 3)
    891 #define		ATW_SR_BBPTYPE_MASK	__BITS(2, 0)
    892 #define ATW_SR_CR28_CR03	(0x18/2)
    893 #define		ATW_SR_CR28_MASK	__BITS(15,8)
    894 #define		ATW_SR_CR03_MASK	__BITS(7, 0)
    895 #define ATW_SR_CTRY_CR29	(0x1A/2)
    896 #define		ATW_SR_CTRY_MASK	__BITS(15,8)	/* country code */
    897 #define			COUNTRY_FCC	0
    898 #define			COUNTRY_IC	1
    899 #define			COUNTRY_ETSI	2
    900 #define			COUNTRY_SPAIN	3
    901 #define			COUNTRY_FRANCE	4
    902 #define			COUNTRY_MMK	5
    903 #define			COUNTRY_MMK2	6
    904 #define		ATW_SR_CR29_MASK	__BITS(7, 0)
    905 #define ATW_SR_PCI_DEVICE	(0x20/2)	/* CR0 */
    906 #define ATW_SR_PCI_VENDOR	(0x22/2)	/* CR0 */
    907 #define ATW_SR_SUB_DEVICE	(0x24/2)	/* CR11 */
    908 #define ATW_SR_SUB_VENDOR	(0x26/2)	/* CR11 */
    909 #define ATW_SR_CR15		(0x28/2)
    910 #define ATW_SR_LOCISPTR		(0x2A/2)	/* CR10 */
    911 #define ATW_SR_HICISPTR		(0x2C/2)	/* CR10 */
    912 #define ATW_SR_CSR18		(0x2E/2)
    913 #define ATW_SR_D0_D1_PWR	(0x40/2)	/* CR49 */
    914 #define ATW_SR_D2_D3_PWR	(0x42/2)	/* CR49 */
    915 #define ATW_SR_CIS_WORDS	(0x52/2)
    916 /* CR17 of RFMD RF3000 BBP: returns TWO channels */
    917 #define ATW_SR_TXPOWER(chnl)		(0x54/2 + ((chnl) - 1)/2)
    918 /* CR20 of RFMD RF3000 BBP: returns TWO channels */
    919 #define ATW_SR_LPF_CUTOFF(chnl)		(0x62/2 + ((chnl) - 1)/2)
    920 /* CR21 of RFMD RF3000 BBP: returns TWO channels */
    921 #define ATW_SR_LNA_GS_THRESH(chnl)	(0x70/2 + ((chnl) - 1)/2)
    922 #define ATW_SR_CHECKSUM		(0x7e/2)	/* for data 0x00-0x7d */
    923 #define ATW_SR_CIS		(0x80/2)	/* Cardbus CIS */
    924 
    925 /* Tx descriptor */
    926 struct atw_txdesc {
    927 	volatile uint32_t	at_ctl;
    928 #define at_stat at_ctl
    929 	volatile uint32_t	at_flags;
    930 	volatile uint32_t	at_buf1;
    931 	volatile uint32_t	at_buf2;
    932 } __packed __aligned(4);
    933 
    934 #define ATW_TXCTL_OWN		__BIT(31)	/* 1: ready to transmit */
    935 #define ATW_TXCTL_DONE		__BIT(30)	/* 0: not processed */
    936 #define ATW_TXCTL_TXDR_MASK	__BITS(27,20)	/* TX data rate (?) */
    937 #define ATW_TXCTL_TL_MASK	__BITS(19,0)	/* retry limit, 0 - 255 */
    938 
    939 #define ATW_TXSTAT_OWN		ATW_TXCTL_OWN	/* 0: not for transmission */
    940 #define ATW_TXSTAT_DONE		ATW_TXCTL_DONE	/* 1: been processed */
    941 #define ATW_TXSTAT_ES		__BIT(29)	/* 0: TX successful */
    942 #define ATW_TXSTAT_TLT		__BIT(28)	/* TX lifetime expired */
    943 #define ATW_TXSTAT_TRT		__BIT(27)	/* TX retry limit expired */
    944 #define ATW_TXSTAT_TUF		__BIT(26)	/* TX under-run error */
    945 #define ATW_TXSTAT_TRO		__BIT(25)	/* TX over-run error */
    946 #define ATW_TXSTAT_SOFBR	__BIT(24)	/* packet size != buffer size
    947 						 * (?)
    948 						 */
    949 #define ATW_TXSTAT_ARC_MASK	__BITS(11,0)	/* accumulated retry count */
    950 
    951 #define ATW_TXSTAT_ERRMASK	(ATW_TXSTAT_TUF | ATW_TXSTAT_TLT | \
    952 				 ATW_TXSTAT_TRT | ATW_TXSTAT_TRO | \
    953 				 ATW_TXSTAT_SOFBR)
    954 #define ATW_TXSTAT_FMT	"\20\31ATW_TXSTAT_SOFBR\32ATW_TXSTAT_TRO"	\
    955 			"\33ATW_TXSTAT_TUF\34ATW_TXSTAT_TRT\35ATW_TXSTAT_TLT"
    956 
    957 #define ATW_TXFLAG_IC		__BIT(31)	/* interrupt on completion */
    958 #define ATW_TXFLAG_LS		__BIT(30)	/* packet's last descriptor */
    959 #define ATW_TXFLAG_FS		__BIT(29)	/* packet's first descriptor */
    960 #define ATW_TXFLAG_TER		__BIT(25)	/* end of ring */
    961 #define ATW_TXFLAG_TCH		__BIT(24)	/* at_buf2 is 2nd chain */
    962 #define ATW_TXFLAG_TBS2_MASK	__BITS(23,12)	/* at_buf2 byte count */
    963 #define ATW_TXFLAG_TBS1_MASK	__BITS(11,0)	/* at_buf1 byte count */
    964 
    965 /* Rx descriptor */
    966 struct atw_rxdesc {
    967 	volatile uint32_t	ar_stat;
    968 	volatile uint32_t	ar_ctlrssi;
    969 	volatile uint32_t	ar_buf1;
    970 	volatile uint32_t	ar_buf2;
    971 } __packed __aligned(4);
    972 
    973 #define ATW_RXCTL_RER		__BIT(25)	/* end of ring */
    974 #define ATW_RXCTL_RCH		__BIT(24)	/* ar_buf2 is 2nd chain */
    975 #define ATW_RXCTL_RBS2_MASK	__BITS(23,12)	/* ar_buf2 byte count */
    976 #define ATW_RXCTL_RBS1_MASK	__BITS(11,0)	/* ar_buf1 byte count */
    977 
    978 #define ATW_RXSTAT_OWN		__BIT(31)	/* 1: NIC may fill descriptor */
    979 #define ATW_RXSTAT_ES		__BIT(30)	/* error summary, 0 on
    980 						 * success
    981 						 */
    982 #define ATW_RXSTAT_SQL		__BIT(29)	/* has signal quality (?) */
    983 #define ATW_RXSTAT_DE		__BIT(28)	/* descriptor error---packet is
    984 						 * truncated. last descriptor
    985 						 * only
    986 						 */
    987 #define ATW_RXSTAT_FS		__BIT(27)	/* packet's first descriptor */
    988 #define ATW_RXSTAT_LS		__BIT(26)	/* packet's last descriptor */
    989 #define ATW_RXSTAT_PCF		__BIT(25)	/* received during CFP */
    990 #define ATW_RXSTAT_SFDE		__BIT(24)	/* PLCP SFD error */
    991 #define ATW_RXSTAT_SIGE		__BIT(23)	/* PLCP signal error */
    992 #define ATW_RXSTAT_CRC16E	__BIT(22)	/* PLCP CRC16 error */
    993 #define ATW_RXSTAT_RXTOE	__BIT(21)	/* RX time-out, last descriptor
    994 						 * only.
    995 						 */
    996 #define ATW_RXSTAT_CRC32E	__BIT(20)	/* CRC32 error */
    997 #define ATW_RXSTAT_ICVE		__BIT(19)	/* WEP ICV error */
    998 #define ATW_RXSTAT_DA1		__BIT(17)	/* DA bit 1, admin'd address */
    999 #define ATW_RXSTAT_DA0		__BIT(16)	/* DA bit 0, group address */
   1000 #define ATW_RXSTAT_RXDR_MASK	__BITS(15,12)	/* RX data rate */
   1001 #define ATW_RXSTAT_FL_MASK	__BITS(11,0)	/* RX frame length, last
   1002 						 * descriptor only
   1003 						 */
   1004 
   1005 /* Static RAM (contains WEP keys, beacon content). Addresses and size
   1006  * are in 16-bit words.
   1007  */
   1008 #define ATW_SRAM_ADDR_INDIVL_KEY	0x0
   1009 #define ATW_SRAM_ADDR_SHARED_KEY	(0x160 * 2)
   1010 #define ATW_SRAM_ADDR_SSID	(0x180 * 2)
   1011 #define ATW_SRAM_ADDR_SUPRATES	(0x191 * 2)
   1012 #define ATW_SRAM_MAXSIZE	(0x200 * 2)
   1013 #define ATW_SRAM_A_SIZE		ATW_SRAM_MAXSIZE
   1014 #define ATW_SRAM_B_SIZE		(0x1c0 * 2)
   1015 
   1016