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      1 /*	$NetBSD: rtwreg.h,v 1.29 2016/09/15 21:45:37 jdolecek Exp $	*/
      2 /*-
      3  * Copyright (c) 2004, 2005 David Young.  All rights reserved.
      4  *
      5  * Programmed for NetBSD by David Young.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  *
     16  * THIS SOFTWARE IS PROVIDED BY David Young ``AS IS'' AND ANY
     17  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
     18  * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
     19  * PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL David
     20  * Young BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
     21  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
     22  * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
     23  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
     24  * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
     25  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
     27  * OF SUCH DAMAGE.
     28  */
     29 
     30 #include <lib/libkern/libkern.h>
     31 
     32 /* RTL8180L Host Control and Status Registers */
     33 
     34 #define RTW_IDR0	0x00	/* ID Register: MAC addr, 6 bytes.
     35 				 * Auto-loaded from EEPROM. Read by byte,
     36 				 * by word, or by double word, but write
     37 				 * only by double word.
     38 				 */
     39 #define RTW_IDR1	0x04
     40 
     41 #define RTW_MAR0	0x08	/* Multicast filter, 64b. */
     42 #define RTW_MAR1	0x0c
     43 
     44 #define RTW_TSFTRL	0x18	/* Timing Synchronization Function Timer
     45 				 * Register, low word, 32b, read-only.
     46 				 */
     47 #define RTW_TSFTRH	0x1c	/* High word, 32b, read-only. */
     48 #define	RTW_TLPDA	0x20	/* Transmit Low Priority Descriptors Start
     49 				 * Address, 32b, 256-byte alignment.
     50 				 */
     51 #define	RTW_TNPDA	0x24	/* Transmit Normal Priority Descriptors Start
     52 				 * Address, 32b, 256-byte alignment.
     53 				 */
     54 #define	RTW_THPDA	0x28	/* Transmit High Priority Descriptors Start
     55 				 * Address, 32b, 256-byte alignment.
     56 				 */
     57 
     58 #define RTW_BRSR	0x2c	/* Basic Rate Set Register, 16b */
     59 #define	RTW_BRSR_BPLCP	__BIT(8)/* 1: use short PLCP header for CTS/ACK packet,
     60 				 * 0: use long PLCP header
     61 				 */
     62 #define RTW_BRSR_MBR8180_MASK	__BITS(1,0)	/* Maximum Basic Service Rate */
     63 #define RTW_BRSR_MBR8180_1MBPS	__SHIFTIN(0, RTW_BRSR_MBR8180_MASK)
     64 #define RTW_BRSR_MBR8180_2MBPS	__SHIFTIN(1, RTW_BRSR_MBR8180_MASK)
     65 #define RTW_BRSR_MBR8180_5MBPS	__SHIFTIN(2, RTW_BRSR_MBR8180_MASK)
     66 #define RTW_BRSR_MBR8180_11MBPS	__SHIFTIN(3, RTW_BRSR_MBR8180_MASK)
     67 
     68 /* 8181 and 8180 docs conflict! */
     69 #define RTW_BRSR_MBR8181_1MBPS	__BIT(0)
     70 #define RTW_BRSR_MBR8181_2MBPS	__BIT(1)
     71 #define RTW_BRSR_MBR8181_5MBPS	__BIT(2)
     72 #define RTW_BRSR_MBR8181_11MBPS	__BIT(3)
     73 
     74 #define RTW_BSSID	0x2e
     75 /* BSSID, 6 bytes */
     76 #define RTW_BSSID16	0x2e		/* first two bytes */
     77 #define RTW_BSSID32	(0x2e + 4)	/* remaining four bytes */
     78 #define RTW_BSSID0	RTW_BSSID16		/* BSSID[0], 8b */
     79 #define RTW_BSSID1	(RTW_BSSID0 + 1)	/* BSSID[1], 8b */
     80 #define RTW_BSSID2	(RTW_BSSID1 + 1)	/* BSSID[2], 8b */
     81 #define RTW_BSSID3	(RTW_BSSID2 + 1)	/* BSSID[3], 8b */
     82 #define RTW_BSSID4	(RTW_BSSID3 + 1)	/* BSSID[4], 8b */
     83 #define RTW_BSSID5	(RTW_BSSID4 + 1)	/* BSSID[5], 8b */
     84 
     85 #define	RTW_CR		0x37	/* Command Register, 8b */
     86 #define	RTW_CR_RST	__BIT(4)/* Reset: host sets to 1 to disable
     87 				 * transmitter & receiver, reinitialize FIFO.
     88 				 * RTL8180L sets to 0 to signal completion.
     89 				 */
     90 #define	RTW_CR_RE	__BIT(3)/* Receiver Enable: host enables receiver
     91 				 * by writing 1. RTL8180L indicates receiver
     92 				 * is active with 1. After power-up, host
     93 				 * must wait for reset before writing.
     94 				 */
     95 #define	RTW_CR_TE	__BIT(2)/* Transmitter Enable: host enables transmitter
     96 				 * by writing 1. RTL8180L indicates transmitter
     97 				 * is active with 1. After power-up, host
     98 				 * must wait for reset before writing.
     99 				 */
    100 #define	RTW_CR_MULRW	__BIT(0)/* PCI Multiple Read/Write enable: 1 enables,
    101 				 * 0 disables. XXX RTL8180, only?
    102 				 */
    103 
    104 #define	RTW_IMR		0x3c	/* Interrupt Mask Register, 16b */
    105 #define	RTW_ISR		0x3e	/* Interrupt status register, 16b */
    106 
    107 #define RTW_INTR_TXFOVW		__BIT(15)	/* Tx FIFO underflow */
    108 #define RTW_INTR_TIMEOUT	__BIT(14)	/* Time Out: 1 indicates
    109 						 * RTW_TSFTR[0:31] = RTW_TINT
    110 						 */
    111 /* Beacon Time Out: time for host to prepare beacon:
    112  * RTW_TSFTR % (RTW_BCNITV_BCNITV * TU) =
    113  * (RTW_BCNITV_BCNITV * TU - RTW_BINTRITV)
    114  */
    115 #define RTW_INTR_BCNINT		__BIT(13)
    116 /* ATIM Time Out: ATIM interval will pass,
    117  * RTW_TSFTR % (RTW_BCNITV_BCNITV * TU) =
    118  * (RTW_ATIMWND_ATIMWND * TU - RTW_ATIMTRITV)
    119  */
    120 #define RTW_INTR_ATIMINT	__BIT(12)
    121 /* Tx Beacon Descriptor Error: beacon transmission aborted because frame Rx'd */
    122 #define RTW_INTR_TBDER	__BIT(11)
    123 #define RTW_INTR_TBDOK	__BIT(10)	/* Tx Beacon Descriptor OK */
    124 #define RTW_INTR_THPDER	__BIT(9)/* Tx High Priority Descriptor Error:
    125 				 * reached short/long retry limit
    126 				 */
    127 #define RTW_INTR_THPDOK	__BIT(8)/* Tx High Priority Descriptor OK */
    128 #define RTW_INTR_TNPDER	__BIT(7)/* Tx Normal Priority Descriptor Error:
    129 				 * reached short/long retry limit
    130 				 */
    131 #define RTW_INTR_TNPDOK	__BIT(6)/* Tx Normal Priority Descriptor OK */
    132 #define RTW_INTR_RXFOVW	__BIT(5)/* Rx FIFO Overflow: either RDU (see below)
    133 				 * or PCI bus too slow/busy
    134 				 */
    135 #define RTW_INTR_RDU	__BIT(4)/* Rx Descriptor Unavailable */
    136 #define RTW_INTR_TLPDER	__BIT(3)/* Tx Normal Priority Descriptor Error
    137 				 * reached short/long retry limit
    138 				 */
    139 #define RTW_INTR_TLPDOK	__BIT(2)/* Tx Normal Priority Descriptor OK */
    140 #define RTW_INTR_RER	__BIT(1)/* Rx Error: CRC32 or ICV error */
    141 #define RTW_INTR_ROK	__BIT(0)/* Rx OK */
    142 
    143 /* Convenient interrupt conjunctions. */
    144 #define RTW_INTR_RX	(RTW_INTR_RER|RTW_INTR_ROK|RTW_INTR_RDU|RTW_INTR_RXFOVW)
    145 #define RTW_INTR_TX	(RTW_INTR_TLPDER|RTW_INTR_TLPDOK|RTW_INTR_THPDER|\
    146 			 RTW_INTR_THPDOK|RTW_INTR_TNPDER|RTW_INTR_TNPDOK|\
    147 			 RTW_INTR_TBDER|RTW_INTR_TBDOK)
    148 #define RTW_INTR_BEACON	(RTW_INTR_BCNINT|RTW_INTR_TBDER|RTW_INTR_TBDOK)
    149 #define RTW_INTR_IOERROR	(RTW_INTR_TXFOVW)
    150 
    151 #define	RTW_TCR		0x40	/* Transmit Configuration Register, 32b */
    152 #define RTW_TCR_CWMIN	__BIT(31)/* 1: CWmin = 8, 0: CWmin = 32. */
    153 #define RTW_TCR_SWSEQ	__BIT(30)/* 1: host assigns 802.11 sequence number,
    154 				 * 0: hardware assigns sequence number
    155 				 */
    156 /* Hardware version ID, read-only */
    157 #define RTW_TCR_HWVERID_MASK	__BITS(29, 25)
    158 #define RTW_TCR_HWVERID_D	__SHIFTIN(26, RTW_TCR_HWVERID_MASK)
    159 #define RTW_TCR_HWVERID_F	__SHIFTIN(27, RTW_TCR_HWVERID_MASK)
    160 #define RTW_TCR_HWVERID_RTL8180	RTW_TCR_HWVERID_F
    161 
    162 /* Set ACK/CTS Timeout (EIFS).
    163  * 1: ACK rate = max(RTW_BRSR_MBR, Rx rate) (XXX not min? typo in datasheet?)
    164  * 0: ACK rate = 1Mbps
    165  */
    166 #define RTW_TCR_SAT	__BIT(24)
    167 /* Max DMA Burst Size per Tx DMA Burst */
    168 #define RTW_TCR_MXDMA_MASK	__BITS(23,21)
    169 #define RTW_TCR_MXDMA_16	__SHIFTIN(0, RTW_TCR_MXDMA_MASK)
    170 #define RTW_TCR_MXDMA_32	__SHIFTIN(1, RTW_TCR_MXDMA_MASK)
    171 #define RTW_TCR_MXDMA_64	__SHIFTIN(2, RTW_TCR_MXDMA_MASK)
    172 #define RTW_TCR_MXDMA_128	__SHIFTIN(3, RTW_TCR_MXDMA_MASK)
    173 #define RTW_TCR_MXDMA_256	__SHIFTIN(4, RTW_TCR_MXDMA_MASK)
    174 #define RTW_TCR_MXDMA_512	__SHIFTIN(5, RTW_TCR_MXDMA_MASK)
    175 #define RTW_TCR_MXDMA_1024	__SHIFTIN(6, RTW_TCR_MXDMA_MASK)
    176 #define RTW_TCR_MXDMA_2048	__SHIFTIN(7, RTW_TCR_MXDMA_MASK)
    177 
    178 /* disable 802.11 random backoff */
    179 #define RTW_TCR_DISCW		__BIT(20)
    180 
    181 /* host lets RTL8180 append ICV to WEP packets */
    182 #define RTW_TCR_ICV		__BIT(19)
    183 
    184 /* Loopback Test: disables TXI/TXQ outputs. */
    185 #define RTW_TCR_LBK_MASK	__BITS(18,17)
    186 #define RTW_TCR_LBK_NORMAL	__SHIFTIN(0, RTW_TCR_LBK_MASK) /* normal ops */
    187 #define RTW_TCR_LBK_MAC		__SHIFTIN(1, RTW_TCR_LBK_MASK) /* MAC loopback */
    188 #define RTW_TCR_LBK_BBP		__SHIFTIN(2, RTW_TCR_LBK_MASK) /* baseband loop. */
    189 #define RTW_TCR_LBK_CONT	__SHIFTIN(3, RTW_TCR_LBK_MASK) /* continuous Tx */
    190 
    191 #define RTW_TCR_CRC	__BIT(16)	/* 0: RTL8180 appends CRC32
    192 					 * 1: host appends CRC32
    193 					 *
    194 					 * (I *think* this is right.
    195 					 *  The docs have a mysterious
    196 					 *  description in the
    197 					 *  passive voice.)
    198 					 */
    199 #define RTW_TCR_SRL_MASK	__BITS(15,8)	/* Short Retry Limit */
    200 #define RTW_TCR_LRL_MASK	__BITS(7,0)	/* Long Retry Limit */
    201 
    202 #define	RTW_RCR		0x44	/* Receive Configuration Register, 32b */
    203 /* only do Early Rx on packets longer than 1536 bytes */
    204 #define RTW_RCR_ONLYERLPKT	__BIT(31)
    205 /* enable carrier sense method 2 */
    206 #define RTW_RCR_ENCS2		__BIT(30)
    207 /* enable carrier sense method 1 */
    208 #define RTW_RCR_ENCS1		__BIT(29)
    209 #define RTW_RCR_ENMARP		__BIT(28)	/* enable MAC auto-reset PHY */
    210 /* Check BSSID/ToDS/FromDS: set "Link On" when received BSSID
    211  * matches RTW_BSSID and received ToDS/FromDS are appropriate
    212  * according to RTW_MSR_NETYPE.
    213  */
    214 #define RTW_RCR_CBSSID		__BIT(23)
    215  /* accept packets w/ PWRMGMT bit set */
    216 #define RTW_RCR_APWRMGT		__BIT(22)
    217 /* when RTW_MSR_NETYPE == RTW_MSR_NETYPE_INFRA_OK, accept
    218  * broadcast/multicast packets whose 3rd address matches RTL8180's MAC.
    219  */
    220 #define RTW_RCR_ADD3		__BIT(21)
    221 #define RTW_RCR_AMF		__BIT(20)	/* accept management frames */
    222 #define RTW_RCR_ACF		__BIT(19)	/* accept control frames */
    223 #define RTW_RCR_ADF		__BIT(18)	/* accept data frames */
    224 /* Rx FIFO Threshold: RTL8180 begins PCI transfer when this many data
    225  * bytes are received
    226  */
    227 #define RTW_RCR_RXFTH_MASK	__BITS(15,13)
    228 #define RTW_RCR_RXFTH_64	__SHIFTIN(2, RTW_RCR_RXFTH_MASK)
    229 #define RTW_RCR_RXFTH_128	__SHIFTIN(3, RTW_RCR_RXFTH_MASK)
    230 #define RTW_RCR_RXFTH_256	__SHIFTIN(4, RTW_RCR_RXFTH_MASK)
    231 #define RTW_RCR_RXFTH_512	__SHIFTIN(5, RTW_RCR_RXFTH_MASK)
    232 #define RTW_RCR_RXFTH_1024	__SHIFTIN(6, RTW_RCR_RXFTH_MASK)
    233 #define RTW_RCR_RXFTH_WHOLE	__SHIFTIN(7, RTW_RCR_RXFTH_MASK)
    234 
    235 #define RTW_RCR_AICV		__BIT(12)/* accept frames w/ ICV errors */
    236 
    237 /* Max DMA Burst Size per Rx DMA Burst */
    238 #define RTW_RCR_MXDMA_MASK	__BITS(10,8)
    239 #define RTW_RCR_MXDMA_16	__SHIFTIN(0, RTW_RCR_MXDMA_MASK)
    240 #define RTW_RCR_MXDMA_32	__SHIFTIN(1, RTW_RCR_MXDMA_MASK)
    241 #define RTW_RCR_MXDMA_64	__SHIFTIN(2, RTW_RCR_MXDMA_MASK)
    242 #define RTW_RCR_MXDMA_128	__SHIFTIN(3, RTW_RCR_MXDMA_MASK)
    243 #define RTW_RCR_MXDMA_256	__SHIFTIN(4, RTW_RCR_MXDMA_MASK)
    244 #define RTW_RCR_MXDMA_512	__SHIFTIN(5, RTW_RCR_MXDMA_MASK)
    245 #define RTW_RCR_MXDMA_1024	__SHIFTIN(6, RTW_RCR_MXDMA_MASK)
    246 #define RTW_RCR_MXDMA_UNLIMITED	__SHIFTIN(7, RTW_RCR_MXDMA_MASK)
    247 
    248 /* EEPROM type, read-only. 1: EEPROM is 93c56, 0: 93c46 */
    249 #define RTW_RCR_9356SEL		__BIT(6)
    250 
    251 #define RTW_RCR_ACRC32		__BIT(5)/* accept frames w/ CRC32 errors */
    252 #define RTW_RCR_AB		__BIT(3)/* accept broadcast frames */
    253 #define RTW_RCR_AM		__BIT(2)/* accept multicast frames */
    254 /* accept physical match frames. XXX means PLCP header ok? */
    255 #define RTW_RCR_APM		__BIT(1)
    256 #define RTW_RCR_AAP		__BIT(0)/* accept frames w/ destination */
    257 
    258 /* Additional bits to set in monitor mode. */
    259 #define RTW_RCR_MONITOR (		\
    260     RTW_RCR_AAP |			\
    261     RTW_RCR_ACF |			\
    262     RTW_RCR_ACRC32 |			\
    263     RTW_RCR_AICV |			\
    264     0)
    265 
    266 /* The packet filter bits. */
    267 #define	RTW_RCR_PKTFILTER_MASK (\
    268     RTW_RCR_AAP |		\
    269     RTW_RCR_AB |		\
    270     RTW_RCR_ACF |		\
    271     RTW_RCR_ACRC32 |		\
    272     RTW_RCR_ADD3 |		\
    273     RTW_RCR_ADF |		\
    274     RTW_RCR_AICV |		\
    275     RTW_RCR_AM |		\
    276     RTW_RCR_AMF |		\
    277     RTW_RCR_APM |		\
    278     RTW_RCR_APWRMGT |		\
    279     0)
    280 
    281 /* Receive power-management frames and mgmt/ctrl/data frames. */
    282 #define	RTW_RCR_PKTFILTER_DEFAULT	(	\
    283     RTW_RCR_ACF |				\
    284     RTW_RCR_ADF |				\
    285     RTW_RCR_AMF |				\
    286     RTW_RCR_APM |				\
    287     RTW_RCR_APWRMGT |				\
    288     0)
    289 
    290 #define RTW_TINT	0x48	/* Timer Interrupt Register, 32b */
    291 #define	RTW_TBDA	0x4c	/* Transmit Beacon Descriptor Start Address,
    292 				 * 32b, 256-byte alignment
    293 				 */
    294 #define RTW_9346CR	0x50	/* 93c46/93c56 Command Register, 8b */
    295 #define RTW_9346CR_EEM_MASK	__BITS(7,6)	/* Operating Mode */
    296 #define RTW_9346CR_EEM_NORMAL	__SHIFTIN(0, RTW_9346CR_EEM_MASK)
    297 /* Load the EEPROM. Reset registers to defaults.
    298  * Takes ~2ms. RTL8180 indicates completion with RTW_9346CR_EEM_NORMAL.
    299  * XXX RTL8180 only?
    300  */
    301 #define RTW_9346CR_EEM_AUTOLOAD	__SHIFTIN(1, RTW_9346CR_EEM_MASK)
    302 /* Disable network & bus-master operations and enable
    303  * _EECS, _EESK, _EEDI, _EEDO.
    304  * XXX RTL8180 only?
    305  */
    306 #define RTW_9346CR_EEM_PROGRAM	__SHIFTIN(2, RTW_9346CR_EEM_MASK)
    307 /* Enable RTW_CONFIG[0123] registers. */
    308 #define RTW_9346CR_EEM_CONFIG	__SHIFTIN(3, RTW_9346CR_EEM_MASK)
    309 /* EEPROM pin status/control in _EEM_CONFIG, _EEM_AUTOLOAD modes.
    310  * XXX RTL8180 only?
    311  */
    312 #define RTW_9346CR_EECS	__BIT(3)
    313 #define RTW_9346CR_EESK	__BIT(2)
    314 #define RTW_9346CR_EEDI	__BIT(1)
    315 #define RTW_9346CR_EEDO	__BIT(0)	/* read-only */
    316 
    317 #define RTW_CONFIG0	0x51	/* Configuration Register 0, 8b */
    318 #define RTW_CONFIG0_WEP40	__BIT(7)/* implements 40-bit WEP,
    319 					 * XXX RTL8180 only?
    320 					 */
    321 #define RTW_CONFIG0_WEP104	__BIT(6)/* implements 104-bit WEP,
    322 					 * from EEPROM, read-only
    323 					 * XXX RTL8180 only?
    324 					 */
    325 #define RTW_CONFIG0_LEDGPOEN	__BIT(4)/* 1: RTW_PSR_LEDGPO[01] control
    326 					 *    LED[01] pins.
    327 					 * 0: LED behavior defined by
    328 					 *    RTW_CONFIG1_LEDS10_MASK
    329 					 * XXX RTL8180 only?
    330 					 */
    331 /* auxiliary power is present, read-only */
    332 #define RTW_CONFIG0_AUXPWR	__BIT(3)
    333 /* Geographic Location, read-only */
    334 #define RTW_CONFIG0_GL_MASK		__BITS(1,0)
    335 /* _RTW_CONFIG0_GL_* is what the datasheet says, but RTW_CONFIG0_GL_*
    336  * work.
    337  */
    338 #define _RTW_CONFIG0_GL_USA		__SHIFTIN(3, RTW_CONFIG0_GL_MASK)
    339 #define RTW_CONFIG0_GL_EUROPE		__SHIFTIN(2, RTW_CONFIG0_GL_MASK)
    340 #define RTW_CONFIG0_GL_JAPAN		__SHIFTIN(1, RTW_CONFIG0_GL_MASK)
    341 #define RTW_CONFIG0_GL_USA		__SHIFTIN(0, RTW_CONFIG0_GL_MASK)
    342 /* RTL8181 datasheet says RTW_CONFIG0_GL_JAPAN = 0. */
    343 
    344 #define RTW_CONFIG1	0x52	/* Configuration Register 1, 8b */
    345 
    346 /* LED configuration. From EEPROM. Read/write.
    347  *
    348  * Setting				LED0		LED1
    349  * -------				----		----
    350  * RTW_CONFIG1_LEDS_ACT_INFRA		Activity	Infrastructure
    351  * RTW_CONFIG1_LEDS_ACT_LINK		Activity	Link
    352  * RTW_CONFIG1_LEDS_TX_RX		Tx		Rx
    353  * RTW_CONFIG1_LEDS_LINKACT_INFRA	Link/Activity	Infrastructure
    354  */
    355 #define RTW_CONFIG1_LEDS_MASK	__BITS(7,6)
    356 #define RTW_CONFIG1_LEDS_ACT_INFRA	__SHIFTIN(0, RTW_CONFIG1_LEDS_MASK)
    357 #define RTW_CONFIG1_LEDS_ACT_LINK	__SHIFTIN(1, RTW_CONFIG1_LEDS_MASK)
    358 #define RTW_CONFIG1_LEDS_TX_RX		__SHIFTIN(2, RTW_CONFIG1_LEDS_MASK)
    359 #define RTW_CONFIG1_LEDS_LINKACT_INFRA	__SHIFTIN(3, RTW_CONFIG1_LEDS_MASK)
    360 
    361 /* LWAKE Output Signal. Only applicable to Cardbus. Pulse width is 150ms.
    362  *
    363  *                                   RTW_CONFIG1_LWACT
    364  *				0			1
    365  * RTW_CONFIG4_LWPTN	0	active high		active low
    366  *			1	positive pulse		negative pulse
    367  */
    368 #define RTW_CONFIG1_LWACT	__BIT(4)
    369 
    370 #define RTW_CONFIG1_MEMMAP	__BIT(3)/* using PCI memory space, read-only */
    371 #define RTW_CONFIG1_IOMAP	__BIT(2)/* using PCI I/O space, read-only */
    372 #define RTW_CONFIG1_VPD		__BIT(1)/* if set, VPD from offsets
    373 					 * 0x40-0x7f in EEPROM are at
    374 					 * registers 0x60-0x67 of PCI
    375 					 * Configuration Space (XXX huh?)
    376 					 */
    377 #define RTW_CONFIG1_PMEN	__BIT(0)/* Power Management Enable: TBD */
    378 
    379 #define RTW_CONFIG2	0x53	/* Configuration Register 2, 8b */
    380 #define RTW_CONFIG2_LCK	__BIT(7)/* clocks are locked, read-only:
    381 				 * Tx frequency & symbol clocks
    382 				 * are derived from the same OSC
    383 				 */
    384 #define RTW_CONFIG2_ANT	__BIT(6)	/* diversity enabled, read-only */
    385 #define RTW_CONFIG2_DPS	__BIT(3)	/* Descriptor Polling State: enable
    386 					 * test mode.
    387 					 */
    388 #define RTW_CONFIG2_PAPESIGN	__BIT(2)		/* TBD, from EEPROM */
    389 #define RTW_CONFIG2_PAPETIME_MASK	__BITS(1,0)	/* TBD, from EEPROM */
    390 
    391 #define	RTW_ANAPARM	0x54	/* Analog parameter, 32b */
    392 #define RTW_ANAPARM_RFPOW0_MASK	__BITS(30,28)		/* undocumented bits
    393 							 * which appear to
    394 							 * control the power
    395 							 * state of the RF
    396 							 * components
    397 							 */
    398 #define	RTW_ANAPARM_RFPOW_MASK	\
    399     (RTW_ANAPARM_RFPOW0_MASK|RTW_ANAPARM_RFPOW1_MASK)
    400 
    401 #define RTW_ANAPARM_TXDACOFF	__BIT(27)		/* 1: disable Tx DAC,
    402 							 * 0: enable
    403 							 */
    404 #define RTW_ANAPARM_RFPOW1_MASK	__BITS(26,20)		/* undocumented bits
    405 							 * which appear to
    406 							 * control the power
    407 							 * state of the RF
    408 							 * components
    409 							 */
    410 
    411 /*
    412  * Maxim On/Sleep/Off control
    413  */
    414 #define RTW_ANAPARM_RFPOW_MAXIM_ON	__SHIFTIN(0x8, RTW_ANAPARM_RFPOW1_MASK)
    415 
    416 /* reg[RTW_ANAPARM] |= RTW_ANAPARM_TXDACOFF; */
    417 #define RTW_ANAPARM_RFPOW_MAXIM_SLEEP	__SHIFTIN(0x378, RTW_ANAPARM_RFPOW1_MASK)
    418 
    419 /* reg[RTW_ANAPARM] |= RTW_ANAPARM_TXDACOFF; */
    420 #define RTW_ANAPARM_RFPOW_MAXIM_OFF	__SHIFTIN(0x379, RTW_ANAPARM_RFPOW1_MASK)
    421 
    422 /*
    423  * RFMD On/Sleep/Off control
    424  */
    425 #define RTW_ANAPARM_RFPOW_RFMD_ON	__SHIFTIN(0x408, RTW_ANAPARM_RFPOW1_MASK)
    426 
    427 /* reg[RTW_ANAPARM] |= RTW_ANAPARM_TXDACOFF; */
    428 #define RTW_ANAPARM_RFPOW_RFMD_SLEEP	__SHIFTIN(0x378, RTW_ANAPARM_RFPOW1_MASK)
    429 
    430 /* reg[RTW_ANAPARM] |= RTW_ANAPARM_TXDACOFF; */
    431 #define RTW_ANAPARM_RFPOW_RFMD_OFF	__SHIFTIN(0x379, RTW_ANAPARM_RFPOW1_MASK)
    432 
    433 /*
    434  * Philips On/Sleep/Off control
    435  */
    436 #define RTW_ANAPARM_RFPOW_ANA_PHILIPS_ON	\
    437     __SHIFTIN(0x328, RTW_ANAPARM_RFPOW1_MASK)
    438 #define RTW_ANAPARM_RFPOW_DIG_PHILIPS_ON	\
    439     __SHIFTIN(0x008, RTW_ANAPARM_RFPOW1_MASK)
    440 
    441 /* reg[RTW_ANAPARM] |= RTW_ANAPARM_TXDACOFF; */
    442 #define RTW_ANAPARM_RFPOW_PHILIPS_SLEEP\
    443     __SHIFTIN(0x378, RTW_ANAPARM_RFPOW1_MASK)
    444 
    445 /* reg[RTW_ANAPARM] |= RTW_ANAPARM_TXDACOFF; */
    446 #define RTW_ANAPARM_RFPOW_PHILIPS_OFF\
    447     __SHIFTIN(0x379, RTW_ANAPARM_RFPOW1_MASK)
    448 
    449 #define RTW_ANAPARM_RFPOW_PHILIPS_ON	__SHIFTIN(0x328, RTW_ANAPARM_RFPOW1_MASK)
    450 
    451 #define RTW_ANAPARM_CARDSP_MASK	__BITS(19,0)		/* undocumented
    452 							 * card-specific
    453 							 * bits from the
    454 							 * EEPROM.
    455 							 */
    456 
    457 #define RTW_MSR		0x58	/* Media Status Register, 8b */
    458 /* Network Type and Link Status */
    459 #define RTW_MSR_NETYPE_MASK	__BITS(3,2)
    460 /* AP, XXX RTL8181 only? */
    461 #define RTW_MSR_NETYPE_AP_OK	__SHIFTIN(3, RTW_MSR_NETYPE_MASK)
    462 /* infrastructure link ok */
    463 #define RTW_MSR_NETYPE_INFRA_OK	__SHIFTIN(2, RTW_MSR_NETYPE_MASK)
    464 /* ad-hoc link ok */
    465 #define RTW_MSR_NETYPE_ADHOC_OK	__SHIFTIN(1, RTW_MSR_NETYPE_MASK)
    466 /* no link */
    467 #define RTW_MSR_NETYPE_NOLINK	__SHIFTIN(0, RTW_MSR_NETYPE_MASK)
    468 
    469 #define RTW_CONFIG3	0x59	/* Configuration Register 3, 8b */
    470 #define RTW_CONFIG3_GNTSEL	__BIT(7)	/* Grant Select, read-only */
    471 #define RTW_CONFIG3_PARMEN	__BIT(6)	/* Set RTW_CONFIG3_PARMEN and
    472 						 * RTW_9346CR_EEM_CONFIG to
    473 						 * allow RTW_ANAPARM writes.
    474 						 */
    475 #define RTW_CONFIG3_MAGIC	__BIT(5)/* Valid when RTW_CONFIG1_PMEN is
    476 					 * set. If set, RTL8180 wakes up
    477 					 * OS when Magic Packet is Rx'd.
    478 					 */
    479 #define RTW_CONFIG3_CARDBEN	__BIT(3)/* Cardbus-related registers
    480 					 * and functions are enabled,
    481 					 * read-only. XXX RTL8180 only.
    482 					 */
    483 #define RTW_CONFIG3_CLKRUNEN	__BIT(2)/* CLKRUN enabled, read-only.
    484 					 * XXX RTL8180 only.
    485 					 */
    486 #define RTW_CONFIG3_FUNCREGEN	__BIT(1)/* Function Registers Enabled,
    487 					 * read-only. XXX RTL8180 only.
    488 					 */
    489 #define RTW_CONFIG3_FBTBEN	__BIT(0)/* Fast back-to-back enabled,
    490 					 * read-only.
    491 					 */
    492 #define RTW_CONFIG4	0x5A	/* Configuration Register 4, 8b */
    493 #define RTW_CONFIG4_VCOPDN	__BIT(7)/* VCO Power Down
    494 					 * 0: normal operation
    495 					 *    (power-on default)
    496 					 * 1: power-down VCO, RF front-end,
    497 					 *    and most RTL8180 components.
    498 					 */
    499 #define RTW_CONFIG4_PWROFF	__BIT(6)/* Power Off
    500 					 * 0: normal operation
    501 					 *    (power-on default)
    502 					 * 1: power-down RF front-end,
    503 					 *    and most RTL8180 components,
    504 					 *    but leave VCO on.
    505 					 *
    506 					 * XXX RFMD front-end only?
    507 					 */
    508 #define RTW_CONFIG4_PWRMGT	__BIT(5)/* Power Management
    509 					 * 0: normal operation
    510 					 *    (power-on default)
    511 					 * 1: set Tx packet's PWRMGMT bit.
    512 					 */
    513 #define RTW_CONFIG4_LWPME	__BIT(4)/* LANWAKE vs. PMEB: Cardbus-only
    514 					 * 0: LWAKE & PMEB asserted
    515 					 *    simultaneously
    516 					 * 1: LWAKE asserted only if
    517 					 *    both PMEB is asserted and
    518 					 *    ISOLATEB is low.
    519 					 * XXX RTL8180 only.
    520 					 */
    521 #define RTW_CONFIG4_LWPTN	__BIT(2)/* see RTW_CONFIG1_LWACT
    522 					 * XXX RTL8180 only.
    523 					 */
    524 /* Radio Front-End Programming Method */
    525 #define RTW_CONFIG4_RFTYPE_MASK	__BITS(1,0)
    526 #define RTW_CONFIG4_RFTYPE_INTERSIL	__SHIFTIN(1, RTW_CONFIG4_RFTYPE_MASK)
    527 #define RTW_CONFIG4_RFTYPE_RFMD		__SHIFTIN(2, RTW_CONFIG4_RFTYPE_MASK)
    528 #define RTW_CONFIG4_RFTYPE_PHILIPS	__SHIFTIN(3, RTW_CONFIG4_RFTYPE_MASK)
    529 
    530 #define RTW_TESTR	0x5B	/* TEST mode register, 8b */
    531 
    532 #define RTW_PSR		0x5e	/* Page Select Register, 8b */
    533 #define RTW_PSR_GPO	__BIT(7)/* Control/status of pin 52. */
    534 #define RTW_PSR_GPI	__BIT(6)/* Status of pin 64. */
    535 #define RTW_PSR_LEDGPO1	__BIT(5)/* Status/control of LED1 pin if
    536 				 * RTW_CONFIG0_LEDGPOEN is set.
    537 				 */
    538 #define RTW_PSR_LEDGPO0	__BIT(4)/* Status/control of LED0 pin if
    539 				 * RTW_CONFIG0_LEDGPOEN is set.
    540 				 */
    541 #define RTW_PSR_UWF	__BIT(1)/* Enable Unicast Wakeup Frame */
    542 #define RTW_PSR_PSEN	__BIT(0)/* 1: page 1, 0: page 0 */
    543 
    544 #define RTW_SCR		0x5f	/* Security Configuration Register, 8b */
    545 #define RTW_SCR_KM_MASK	__BITS(5,4)	/* Key Mode */
    546 #define RTW_SCR_KM_WEP104	__SHIFTIN(1, RTW_SCR_KM_MASK)
    547 #define RTW_SCR_KM_WEP40	__SHIFTIN(0, RTW_SCR_KM_MASK)
    548 #define RTW_SCR_TXSECON		__BIT(1)/* Enable Tx WEP. Invalid if
    549 					 * neither RTW_CONFIG0_WEP40 nor
    550 					 * RTW_CONFIG0_WEP104 is set.
    551 					 */
    552 #define RTW_SCR_RXSECON		__BIT(0)/* Enable Rx WEP. Invalid if
    553 					 * neither RTW_CONFIG0_WEP40 nor
    554 					 * RTW_CONFIG0_WEP104 is set.
    555 					 */
    556 
    557 #define	RTW_BCNITV	0x70	/* Beacon Interval Register, 16b */
    558 #define	RTW_BCNITV_BCNITV_MASK	__BITS(9,0)	/* TU between TBTT, written
    559 						 * by host.
    560 						 */
    561 #define	RTW_ATIMWND	0x72	/* ATIM Window Register, 16b */
    562 #define	RTW_ATIMWND_ATIMWND	__BITS(9,0)	/* ATIM Window length in TU,
    563 						 * written by host.
    564 						 */
    565 
    566 #define RTW_BINTRITV	0x74	/* Beacon Interrupt Interval Register, 16b */
    567 #define	RTW_BINTRITV_BINTRITV	__BITS(9,0)	/* RTL8180 wakes host with
    568 						 * RTW_INTR_BCNINT at BINTRITV
    569 						 * microseconds before TBTT
    570 						 */
    571 #define RTW_ATIMTRITV	0x76	/* ATIM Interrupt Interval Register, 16b */
    572 #define	RTW_ATIMTRITV_ATIMTRITV	__BITS(9,0)	/* RTL8180 wakes host with
    573 						 * RTW_INTR_ATIMINT at ATIMTRITV
    574 						 * microseconds before end of
    575 						 * ATIM Window
    576 						 */
    577 
    578 #define RTW_PHYDELAY	0x78	/* PHY Delay Register, 8b */
    579 #define RTW_PHYDELAY_REVC_MAGIC	__BIT(3)	/* Rev. C magic from reference
    580 						 * driver
    581 						 */
    582 #define RTW_PHYDELAY_PHYDELAY	__BITS(2,0)	/* microsecond Tx delay between
    583 						 * MAC and RF front-end
    584 						 */
    585 #define RTW_CRCOUNT	0x79	/* Carrier Sense Counter, 8b */
    586 #define	RTW_CRCOUNT_MAGIC	0x4c
    587 
    588 #define RTW_CRC16ERR	0x7a	/* CRC16 error count, 16b, XXX RTL8181 only? */
    589 
    590 #define RTW_BB	0x7c		/* Baseband interface, 32b */
    591 /* used for writing RTL8180's integrated baseband processor */
    592 #define RTW_BB_RD_MASK		__BITS(23,16)	/* data to read */
    593 #define RTW_BB_WR_MASK		__BITS(15,8)	/* data to write */
    594 #define RTW_BB_WREN		__BIT(7)	/* write enable */
    595 #define RTW_BB_ADDR_MASK	__BITS(6,0)	/* address */
    596 
    597 #define RTW_PHYADDR	0x7c	/* Address register for PHY interface, 8b */
    598 #define RTW_PHYDATAW	0x7d	/* Write data to PHY, 8b, write-only */
    599 #define RTW_PHYDATAR	0x7e	/* Read data from PHY, 8b (?), read-only */
    600 
    601 #define RTW_PHYCFG	0x80	/* PHY Configuration Register, 32b */
    602 #define RTW_PHYCFG_MAC_POLL	__BIT(31)	/* if !RTW_PHYCFG_HST,
    603 						 * host sets. MAC clears
    604 						 * after banging bits.
    605 						 */
    606 #define	RTW_PHYCFG_HST		__BIT(30)	/* 1: host bangs bits
    607 						 * 0: MAC bangs bits
    608 						 */
    609 #define RTW_PHYCFG_MAC_RFTYPE_MASK	__BITS(29,28)
    610 #define RTW_PHYCFG_MAC_RFTYPE_INTERSIL	__SHIFTIN(0, RTW_PHYCFG_MAC_RFTYPE_MASK)
    611 #define RTW_PHYCFG_MAC_RFTYPE_RFMD	__SHIFTIN(1, RTW_PHYCFG_MAC_RFTYPE_MASK)
    612 #define RTW_PHYCFG_MAC_RFTYPE_GCT	RTW_PHYCFG_MAC_RFTYPE_RFMD
    613 #define RTW_PHYCFG_MAC_RFTYPE_PHILIPS	__SHIFTIN(3, RTW_PHYCFG_MAC_RFTYPE_MASK)
    614 #define RTW_PHYCFG_MAC_PHILIPS_ADDR_MASK	__BITS(27,24)
    615 #define RTW_PHYCFG_MAC_PHILIPS_DATA_MASK	__BITS(23,0)
    616 #define RTW_PHYCFG_MAC_MAXIM_LODATA_MASK	__BITS(27,24)
    617 #define RTW_PHYCFG_MAC_MAXIM_ADDR_MASK		__BITS(11,8)
    618 #define RTW_PHYCFG_MAC_MAXIM_HIDATA_MASK	__BITS(7,0)
    619 #define	RTW_PHYCFG_HST_EN		__BIT(2)
    620 #define	RTW_PHYCFG_HST_CLK		__BIT(1)
    621 #define	RTW_PHYCFG_HST_DATA		__BIT(0)
    622 
    623 #define	RTW_MAXIM_HIDATA_MASK			__BITS(11,4)
    624 #define	RTW_MAXIM_LODATA_MASK			__BITS(3,0)
    625 
    626 /**
    627  ** 0x84 - 0xD3, page 1, selected when RTW_PSR[PSEN] == 1.
    628  **/
    629 
    630 #define	RTW_WAKEUP0L	0x84	/* Power Management Wakeup Frame */
    631 #define	RTW_WAKEUP0H	0x88	/* 32b */
    632 
    633 #define	RTW_WAKEUP1L	0x8c
    634 #define	RTW_WAKEUP1H	0x90
    635 
    636 #define	RTW_WAKEUP2LL	0x94
    637 #define	RTW_WAKEUP2LH	0x98
    638 
    639 #define	RTW_WAKEUP2HL	0x9c
    640 #define	RTW_WAKEUP2HH	0xa0
    641 
    642 #define	RTW_WAKEUP3LL	0xa4
    643 #define	RTW_WAKEUP3LH	0xa8
    644 
    645 #define	RTW_WAKEUP3HL	0xac
    646 #define	RTW_WAKEUP3HH	0xb0
    647 
    648 #define	RTW_WAKEUP4LL	0xb4
    649 #define	RTW_WAKEUP4LH	0xb8
    650 
    651 #define	RTW_WAKEUP4HL	0xbc
    652 #define	RTW_WAKEUP4HH	0xc0
    653 
    654 #define RTW_CRC0	0xc4	/* CRC of wakeup frame 0, 16b */
    655 #define RTW_CRC1	0xc6	/* CRC of wakeup frame 1, 16b */
    656 #define RTW_CRC2	0xc8	/* CRC of wakeup frame 2, 16b */
    657 #define RTW_CRC3	0xca	/* CRC of wakeup frame 3, 16b */
    658 #define RTW_CRC4	0xcc	/* CRC of wakeup frame 4, 16b */
    659 
    660 /**
    661  ** 0x84 - 0xD3, page 0, selected when RTW_PSR[PSEN] == 0.
    662  **/
    663 
    664 /* Default Key Registers, each 128b
    665  *
    666  * If RTW_SCR_KM_WEP104, 104 lsb are the key.
    667  * If RTW_SCR_KM_WEP40, 40 lsb are the key.
    668  */
    669 #define RTW_DK0		0x90	/* Default Key 0 Register, 128b */
    670 #define RTW_DK1		0xa0	/* Default Key 1 Register, 128b */
    671 #define RTW_DK2		0xb0	/* Default Key 2 Register, 128b */
    672 #define RTW_DK3		0xc0	/* Default Key 3 Register, 128b */
    673 
    674 #define	RTW_CONFIG5	0xd8	/* Configuration Register 5, 8b */
    675 #define RTW_CONFIG5_TXFIFOOK	__BIT(7)/* Tx FIFO self-test pass, read-only */
    676 #define RTW_CONFIG5_RXFIFOOK	__BIT(6)/* Rx FIFO self-test pass, read-only */
    677 #define RTW_CONFIG5_CALON	__BIT(5)/* 1: start calibration cycle
    678 					 *    and raise AGCRESET pin.
    679 					 * 0: lower AGCRESET pin
    680 					 */
    681 #define RTW_CONFIG5_EACPI	__BIT(2)/* Enable ACPI Wake up, default 0 */
    682 #define RTW_CONFIG5_LANWAKE	__BIT(1)/* Enable LAN Wake signal,
    683 					 * from EEPROM
    684 					 */
    685 #define RTW_CONFIG5_PMESTS	__BIT(0)/* 1: both software & PCI Reset
    686 					 *    reset PME_Status
    687 					 * 0: only software resets PME_Status
    688 					 *
    689 					 * From EEPROM.
    690 					 */
    691 
    692 #define	RTW_TPPOLL	0xd9	/* Transmit Priority Polling Register, 8b,
    693 				 * write-only.
    694 				 */
    695 #define RTW_TPPOLL_BQ	__BIT(7)/* RTL8180 clears to notify host of a beacon
    696 				 * Tx. Host writes have no effect.
    697 				 */
    698 #define RTW_TPPOLL_HPQ	__BIT(6)/* Host writes 1 to notify RTL8180 of
    699 				 * high-priority Tx packets, RTL8180 clears
    700 				 * to after high-priority Tx is complete.
    701 				 */
    702 #define RTW_TPPOLL_NPQ	__BIT(5)/* If RTW_CONFIG2_DPS is set,
    703 				 * host writes 1 to notify RTL8180 of
    704 				 * normal-priority Tx packets, RTL8180 clears
    705 				 * after normal-priority Tx is complete.
    706 				 *
    707 				 * If RTW_CONFIG2_DPS is clear, host writes
    708 				 * have no effect. RTL8180 clears after
    709 				 * normal-priority Tx is complete.
    710 				 */
    711 #define RTW_TPPOLL_LPQ	__BIT(4)/* Host writes 1 to notify RTL8180 of
    712 				 * low-priority Tx packets, RTL8180 clears
    713 				 * after low-priority Tx is complete.
    714 				 */
    715 #define RTW_TPPOLL_SBQ	__BIT(3)/* Host writes 1 to tell RTL8180 to
    716 				 * stop beacon DMA. This bit is invalid
    717 				 * when RTW_CONFIG2_DPS is set.
    718 				 */
    719 #define RTW_TPPOLL_SHPQ	__BIT(2)/* Host writes 1 to tell RTL8180 to
    720 				 * stop high-priority DMA.
    721 				 */
    722 #define RTW_TPPOLL_SNPQ	__BIT(1)/* Host writes 1 to tell RTL8180 to
    723 				 * stop normal-priority DMA. This bit is invalid
    724 				 * when RTW_CONFIG2_DPS is set.
    725 				 */
    726 #define RTW_TPPOLL_SLPQ	__BIT(0)/* Host writes 1 to tell RTL8180 to
    727 				 * stop low-priority DMA.
    728 				 */
    729 
    730 /* Start all queues. */
    731 #define	RTW_TPPOLL_ALL	(RTW_TPPOLL_BQ | RTW_TPPOLL_HPQ | \
    732 			 RTW_TPPOLL_NPQ | RTW_TPPOLL_LPQ)
    733 /* Check all queues' activity. */
    734 #define	RTW_TPPOLL_ACTIVE	RTW_TPPOLL_ALL
    735 /* Stop all queues. */
    736 #define	RTW_TPPOLL_SALL	(RTW_TPPOLL_SBQ | RTW_TPPOLL_SHPQ | \
    737 			 RTW_TPPOLL_SNPQ | RTW_TPPOLL_SLPQ)
    738 
    739 #define	RTW_CWR		0xdc	/* Contention Window Register, 16b, read-only */
    740 /* Contention Window: indicates number of contention windows before Tx
    741  */
    742 #define	RTW_CWR_CW	__BITS(9,0)
    743 
    744 /* Retry Count Register, 16b, read-only */
    745 #define	RTW_RETRYCTR	0xde
    746 /* Retry Count: indicates number of retries after Tx */
    747 #define	RTW_RETRYCTR_RETRYCT	__BITS(7,0)
    748 
    749 #define RTW_RDSAR	0xe4	/* Receive descriptor Start Address Register,
    750 				 * 32b, 256-byte alignment.
    751 				 */
    752 /* Function Event Register, 32b, Cardbus only. Only valid when
    753  * both RTW_CONFIG3_CARDBEN and RTW_CONFIG3_FUNCREGEN are set.
    754  */
    755 #define RTW_FER		0xf0
    756 #define RTW_FER_INTR	__BIT(15)	/* set when RTW_FFER_INTR is set */
    757 #define RTW_FER_GWAKE	__BIT(4)	/* General Wakeup */
    758 /* Function Event Mask Register, 32b, Cardbus only. Only valid when
    759  * both RTW_CONFIG3_CARDBEN and RTW_CONFIG3_FUNCREGEN are set.
    760  */
    761 #define RTW_FEMR	0xf4
    762 #define RTW_FEMR_INTR	__BIT(15)	/* set when RTW_FFER_INTR is set */
    763 #define RTW_FEMR_WKUP	__BIT(14)	/* Wakeup Mask */
    764 #define RTW_FEMR_GWAKE	__BIT(4)	/* General Wakeup */
    765 /* Function Present State Register, 32b, read-only, Cardbus only.
    766  * Only valid when both RTW_CONFIG3_CARDBEN and RTW_CONFIG3_FUNCREGEN
    767  * are set.
    768  */
    769 #define RTW_FPSR	0xf8
    770 #define RTW_FPSR_INTR	__BIT(15)	/* TBD */
    771 #define RTW_FPSR_GWAKE	__BIT(4)	/* General Wakeup: TBD */
    772 /* Function Force Event Register, 32b, write-only, Cardbus only.
    773  * Only valid when both RTW_CONFIG3_CARDBEN and RTW_CONFIG3_FUNCREGEN
    774  * are set.
    775  */
    776 #define RTW_FFER	0xfc
    777 #define RTW_FFER_INTR	__BIT(15)	/* TBD */
    778 #define RTW_FFER_GWAKE	__BIT(4)	/* General Wakeup: TBD */
    779 
    780 /* Serial EEPROM offsets */
    781 #define RTW_SR_ID	0x00	/* 16b */
    782 #define RTW_SR_VID	0x02	/* 16b */
    783 #define RTW_SR_DID	0x04	/* 16b */
    784 #define RTW_SR_SVID	0x06	/* 16b */
    785 #define RTW_SR_SMID	0x08	/* 16b */
    786 #define RTW_SR_MNGNT	0x0a
    787 #define RTW_SR_MXLAT	0x0b
    788 #define RTW_SR_RFCHIPID	0x0c
    789 #define RTW_SR_CONFIG3	0x0d
    790 #define RTW_SR_MAC	0x0e	/* 6 bytes */
    791 #define RTW_SR_CONFIG0	0x14
    792 #define RTW_SR_CONFIG1	0x15
    793 #define RTW_SR_PMC	0x16	/* Power Management Capabilities, 16b */
    794 #define RTW_SR_CONFIG2	0x18
    795 #define RTW_SR_CONFIG4	0x19
    796 #define RTW_SR_ANAPARM	0x1a	/* Analog Parameters, 32b */
    797 #define RTW_SR_TESTR	0x1e
    798 #define RTW_SR_CONFIG5	0x1f
    799 #define RTW_SR_TXPOWER1		0x20
    800 #define RTW_SR_TXPOWER2		0x21
    801 #define RTW_SR_TXPOWER3		0x22
    802 #define RTW_SR_TXPOWER4		0x23
    803 #define RTW_SR_TXPOWER5		0x24
    804 #define RTW_SR_TXPOWER6		0x25
    805 #define RTW_SR_TXPOWER7		0x26
    806 #define RTW_SR_TXPOWER8		0x27
    807 #define RTW_SR_TXPOWER9		0x28
    808 #define RTW_SR_TXPOWER10	0x29
    809 #define RTW_SR_TXPOWER11	0x2a
    810 #define RTW_SR_TXPOWER12	0x2b
    811 #define RTW_SR_TXPOWER13	0x2c
    812 #define RTW_SR_TXPOWER14	0x2d
    813 #define RTW_SR_CHANNELPLAN	0x2e	/* bitmap of channels to scan */
    814 #define RTW_SR_ENERGYDETTHR	0x2f	/* energy-detect threshold */
    815 #define RTW_SR_ENERGYDETTHR_DEFAULT	0x0c	/* use this if old SROM */
    816 #define RTW_SR_CISPOINTER	0x30	/* 16b */
    817 #define RTW_SR_RFPARM		0x32	/* RF-specific parameter */
    818 #define RTW_SR_RFPARM_DIGPHY	__BIT(0)	/* 1: digital PHY */
    819 #define RTW_SR_RFPARM_DFLANTB	__BIT(1)	/* 1: antenna B is default */
    820 #define RTW_SR_RFPARM_CS_MASK	__BITS(2,3)	/* carrier-sense type */
    821 #define RTW_SR_VERSION		0x3c	/* EEPROM content version, 16b */
    822 #define RTW_SR_CRC		0x3e	/* EEPROM content CRC, 16b */
    823 #define RTW_SR_VPD		0x40	/* Vital Product Data, 64 bytes */
    824 #define RTW_SR_CIS		0x80	/* CIS Data, 93c56 only, 128 bytes*/
    825 
    826 /*
    827  * RTL8180 Transmit/Receive Descriptors
    828  */
    829 
    830 /* the first descriptor in each ring must be on a 256-byte boundary */
    831 #define RTW_DESC_ALIGNMENT 256
    832 
    833 /* Tx descriptor */
    834 struct rtw_txdesc {
    835 	volatile uint32_t	td_ctl0;
    836 	volatile uint32_t	td_ctl1;
    837 	volatile uint32_t	td_buf;
    838 	volatile uint32_t	td_len;
    839 	volatile uint32_t	td_next;
    840 	volatile uint32_t	td_rsvd[3];
    841 } __packed __aligned(4);
    842 
    843 #define td_stat td_ctl0
    844 
    845 #define RTW_TXCTL0_OWN			__BIT(31)	/* 1: ready to Tx */
    846 #define RTW_TXCTL0_RSVD0		__BIT(30)	/* reserved */
    847 #define RTW_TXCTL0_FS			__BIT(29)	/* first segment */
    848 #define RTW_TXCTL0_LS			__BIT(28)	/* last segment */
    849 
    850 #define RTW_TXCTL0_RATE_MASK		__BITS(27,24)	/* Tx rate */
    851 #define RTW_TXCTL0_RATE_1MBPS		__SHIFTIN(0, RTW_TXCTL0_RATE_MASK)
    852 #define RTW_TXCTL0_RATE_2MBPS		__SHIFTIN(1, RTW_TXCTL0_RATE_MASK)
    853 #define RTW_TXCTL0_RATE_5MBPS		__SHIFTIN(2, RTW_TXCTL0_RATE_MASK)
    854 #define RTW_TXCTL0_RATE_11MBPS		__SHIFTIN(3, RTW_TXCTL0_RATE_MASK)
    855 
    856 #define RTW_TXCTL0_RTSEN		__BIT(23)	/* RTS Enable */
    857 
    858 #define RTW_TXCTL0_RTSRATE_MASK		__BITS(22,19)	/* Tx rate */
    859 #define RTW_TXCTL0_RTSRATE_1MBPS	__SHIFTIN(0, RTW_TXCTL0_RTSRATE_MASK)
    860 #define RTW_TXCTL0_RTSRATE_2MBPS	__SHIFTIN(1, RTW_TXCTL0_RTSRATE_MASK)
    861 #define RTW_TXCTL0_RTSRATE_5MBPS	__SHIFTIN(2, RTW_TXCTL0_RTSRATE_MASK)
    862 #define RTW_TXCTL0_RTSRATE_11MBPS	__SHIFTIN(3, RTW_TXCTL0_RTSRATE_MASK)
    863 
    864 #define RTW_TXCTL0_BEACON		__BIT(18)	/* packet is a beacon */
    865 #define RTW_TXCTL0_MOREFRAG		__BIT(17)	/* another fragment
    866 							 * follows
    867 							 */
    868 /* add short PLCP preamble and header */
    869 #define RTW_TXCTL0_SPLCP		__BIT(16)
    870 #define RTW_TXCTL0_KEYID_MASK		__BITS(15,14)	/* default key id */
    871 #define RTW_TXCTL0_RSVD1_MASK		__BITS(13,12)	/* reserved */
    872 #define RTW_TXCTL0_TPKTSIZE_MASK	__BITS(11,0)	/* Tx packet size
    873 							 * in bytes
    874 							 */
    875 
    876 #define RTW_TXSTAT_OWN		RTW_TXCTL0_OWN
    877 #define RTW_TXSTAT_RSVD0	RTW_TXCTL0_RSVD0
    878 #define RTW_TXSTAT_FS		RTW_TXCTL0_FS
    879 #define RTW_TXSTAT_LS		RTW_TXCTL0_LS
    880 #define RTW_TXSTAT_RSVD1_MASK	__BITS(27,16)
    881 #define RTW_TXSTAT_TOK		__BIT(15)
    882 #define RTW_TXSTAT_RTSRETRY_MASK	__BITS(14,8)	/* RTS retry count */
    883 #define RTW_TXSTAT_DRC_MASK		__BITS(7,0)	/* Data retry count */
    884 
    885 #define RTW_TXCTL1_LENGEXT	__BIT(31)	/* supplements _LENGTH
    886 						 * in packets sent 5.5Mb/s or
    887 						 * faster
    888 						 */
    889 #define RTW_TXCTL1_LENGTH_MASK	__BITS(30,16)	/* PLCP length (microseconds) */
    890 #define RTW_TXCTL1_RTSDUR_MASK	__BITS(15,0)	/* RTS Duration
    891 						 * (microseconds)
    892 						 */
    893 
    894 #define RTW_TXLEN_LENGTH_MASK	__BITS(11,0)	/* Tx buffer length in bytes */
    895 
    896 /* Rx descriptor */
    897 struct rtw_rxdesc {
    898 	volatile uint32_t	rd_ctl;
    899 	volatile uint32_t	rd_rsvd0;
    900 	volatile uint32_t	rd_buf;
    901 	volatile uint32_t	rd_rsvd1;
    902 } __packed __aligned(4);
    903 
    904 #define rd_stat rd_ctl
    905 #define rd_rssi rd_rsvd0
    906 #define rd_tsftl rd_buf		/* valid only when RTW_RXSTAT_LS is set */
    907 #define rd_tsfth rd_rsvd1	/* valid only when RTW_RXSTAT_LS is set */
    908 
    909 #define RTW_RXCTL_OWN		__BIT(31)	/* 1: owned by NIC */
    910 #define RTW_RXCTL_EOR		__BIT(30)	/* end of ring */
    911 #define RTW_RXCTL_FS		__BIT(29)	/* first segment */
    912 #define RTW_RXCTL_LS		__BIT(28)	/* last segment */
    913 #define RTW_RXCTL_RSVD0_MASK	__BITS(29,12)	/* reserved */
    914 #define RTW_RXCTL_LENGTH_MASK	__BITS(11,0)	/* Rx buffer length */
    915 
    916 #define RTW_RXSTAT_OWN		RTW_RXCTL_OWN
    917 #define RTW_RXSTAT_EOR		RTW_RXCTL_EOR
    918 #define RTW_RXSTAT_FS		RTW_RXCTL_FS	/* first segment */
    919 #define RTW_RXSTAT_LS		RTW_RXCTL_LS	/* last segment */
    920 #define RTW_RXSTAT_DMAFAIL	__BIT(27)	/* DMA failure on this pkt */
    921 #define RTW_RXSTAT_BOVF		__BIT(26)	/* buffer overflow XXX means
    922 						 * FIFO exhausted?
    923 						 */
    924 #define RTW_RXSTAT_SPLCP	__BIT(25)	/* Rx'd with short preamble
    925 						 * and PLCP header
    926 						 */
    927 #define RTW_RXSTAT_RSVD1	__BIT(24)	/* reserved */
    928 #define RTW_RXSTAT_RATE_MASK	__BITS(23,20)	/* Rx rate */
    929 #define RTW_RXSTAT_RATE_1MBPS	__SHIFTIN(0, RTW_RXSTAT_RATE_MASK)
    930 #define RTW_RXSTAT_RATE_2MBPS	__SHIFTIN(1, RTW_RXSTAT_RATE_MASK)
    931 #define RTW_RXSTAT_RATE_5MBPS	__SHIFTIN(2, RTW_RXSTAT_RATE_MASK)
    932 #define RTW_RXSTAT_RATE_11MBPS	__SHIFTIN(3, RTW_RXSTAT_RATE_MASK)
    933 #define RTW_RXSTAT_MIC		__BIT(19)	/* XXX from reference driver */
    934 #define RTW_RXSTAT_MAR		__BIT(18)	/* is multicast */
    935 #define RTW_RXSTAT_PAR		__BIT(17)	/* matches RTL8180's MAC */
    936 #define RTW_RXSTAT_BAR		__BIT(16)	/* is broadcast */
    937 #define RTW_RXSTAT_RES		__BIT(15)	/* error summary. valid when
    938 						 * RTW_RXSTAT_LS set. indicates
    939 						 * that either RTW_RXSTAT_CRC32
    940 						 * or RTW_RXSTAT_ICV is set.
    941 						 */
    942 #define RTW_RXSTAT_PWRMGT	__BIT(14)	/* 802.11 PWRMGMT bit is set */
    943 #define RTW_RXSTAT_CRC16	__BIT(14)	/* XXX CRC16 error, from
    944 						 * reference driver
    945 						 */
    946 #define RTW_RXSTAT_CRC32	__BIT(13)	/* CRC32 error */
    947 #define RTW_RXSTAT_ICV		__BIT(12)	/* ICV error */
    948 #define RTW_RXSTAT_LENGTH_MASK	__BITS(11,0)	/* frame length, including
    949 						 * CRC32
    950 						 */
    951 
    952 /* Convenient status conjunction. */
    953 #define RTW_RXSTAT_ONESEG	(RTW_RXSTAT_FS|RTW_RXSTAT_LS)
    954 /* Convenient status disjunctions. */
    955 #define RTW_RXSTAT_IOERROR	(RTW_RXSTAT_DMAFAIL|RTW_RXSTAT_BOVF)
    956 #define RTW_RXSTAT_DEBUG	(RTW_RXSTAT_SPLCP|RTW_RXSTAT_MAR|\
    957 				 RTW_RXSTAT_PAR|RTW_RXSTAT_BAR|\
    958 				 RTW_RXSTAT_PWRMGT|RTW_RXSTAT_CRC32|\
    959 				 RTW_RXSTAT_ICV)
    960 
    961 
    962 #define RTW_RXRSSI_VLAN		__BITS(31,16)	/* XXX from reference driver */
    963 /* for Philips RF front-ends */
    964 #define RTW_RXRSSI_RSSI		__BITS(15,8)	/* RF energy at the PHY */
    965 /* for RF front-ends by Intersil, Maxim, RFMD */
    966 #define RTW_RXRSSI_IMR_RSSI	__BITS(15,9)	/* RF energy at the PHY */
    967 #define RTW_RXRSSI_IMR_LNA	__BIT(8)	/* 1: LNA activated */
    968 #define RTW_RXRSSI_SQ		__BITS(7,0)	/* Barker code-lock quality */
    969 
    970 #define RTW_READ8(regs, ofs)						\
    971 	bus_space_read_1((regs)->r_bt, (regs)->r_bh, (ofs))
    972 
    973 #define RTW_READ16(regs, ofs)						\
    974 	bus_space_read_2((regs)->r_bt, (regs)->r_bh, (ofs))
    975 
    976 #define RTW_READ(regs, ofs)						\
    977 	bus_space_read_4((regs)->r_bt, (regs)->r_bh, (ofs))
    978 
    979 #define RTW_WRITE8(regs, ofs, val)					\
    980 	bus_space_write_1((regs)->r_bt, (regs)->r_bh, (ofs), (val))
    981 
    982 #define RTW_WRITE16(regs, ofs, val)					\
    983 	bus_space_write_2((regs)->r_bt, (regs)->r_bh, (ofs), (val))
    984 
    985 #define RTW_WRITE(regs, ofs, val)					\
    986 	bus_space_write_4((regs)->r_bt, (regs)->r_bh, (ofs), (val))
    987 
    988 #define	RTW_ISSET(regs, reg, mask)					\
    989 	(RTW_READ((regs), (reg)) & (mask))
    990 
    991 #define	RTW_CLR(regs, reg, mask)					\
    992 	RTW_WRITE((regs), (reg), RTW_READ((regs), (reg)) & ~(mask))
    993 
    994 /*
    995  * Registers for RTL8180L's built-in baseband modem.
    996  */
    997 #define RTW_BBP_SYS1		0x00
    998 #define RTW_BBP_TXAGC		0x03	/* guess: transmit auto gain control */
    999 #define RTW_BBP_LNADET		0x04	/* guess: low-noise amplifier activation
   1000 					 * threshold
   1001 					 */
   1002 #define RTW_BBP_IFAGCINI	0x05	/* guess: intermediate frequency (IF)
   1003 					 * auto-gain control (AGC) initial value
   1004 					 */
   1005 #define RTW_BBP_IFAGCLIMIT	0x06	/* guess: IF AGC maximum value */
   1006 #define RTW_BBP_IFAGCDET	0x07	/* guess: activation threshold for
   1007 					 * IF AGC loop
   1008 					 */
   1009 
   1010 #define RTW_BBP_ANTATTEN	0x10	/* guess: antenna & attenuation */
   1011 #define RTW_BBP_ANTATTEN_GCT_MAGIC		0xa3
   1012 #define RTW_BBP_ANTATTEN_PHILIPS_MAGIC		0x91
   1013 #define RTW_BBP_ANTATTEN_INTERSIL_MAGIC		0x92
   1014 #define RTW_BBP_ANTATTEN_RFMD_MAGIC		0x93
   1015 #define RTW_BBP_ANTATTEN_MAXIM_MAGIC		0xb3
   1016 #define	RTW_BBP_ANTATTEN_DFLANTB		0x40
   1017 #define	RTW_BBP_ANTATTEN_CHAN14			0x0c
   1018 
   1019 #define RTW_BBP_TRL			0x11	/* guess: transmit/receive
   1020 						 * switch latency
   1021 						 */
   1022 #define RTW_BBP_SYS2			0x12
   1023 #define RTW_BBP_SYS2_ANTDIV		0x80	/* enable antenna diversity */
   1024 #define RTW_BBP_SYS2_RATE_MASK		__BITS(5,4)	/* loopback rate?
   1025 							 * 0: 1Mbps
   1026 							 * 1: 2Mbps
   1027 							 * 2: 5.5Mbps
   1028 							 * 3: 11Mbps
   1029 							 */
   1030 #define RTW_BBP_SYS3			0x13
   1031 /* carrier-sense threshold */
   1032 #define RTW_BBP_SYS3_CSTHRESH_MASK	__BITS(0,3)
   1033 #define RTW_BBP_CHESTLIM	0x19	/* guess: channel energy-detect
   1034 					 * threshold
   1035 					 */
   1036 #define RTW_BBP_CHSQLIM		0x1a	/* guess: channel signal-quality
   1037 					 * threshold
   1038 					 */
   1039