NetBSD/sys/dev/ic/rtwreg.h

1144 lines
41 KiB
C

/* $NetBSD: rtwreg.h,v 1.13 2005/02/27 00:27:02 perry Exp $ */
/*-
* Copyright (c) 2004, 2005 David Young. All rights reserved.
*
* Programmed for NetBSD by David Young.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of David Young may not be used to endorse or promote
* products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY David Young ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL David
* Young BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
* TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
* OF SUCH DAMAGE.
*/
/* Macros for bit twiddling. */
/* TBD factor w/ dev/ic/atwreg.h. */
#ifndef _BIT_TWIDDLE
#define _BIT_TWIDDLE
/* nth bit, BIT(0) == 0x1. */
#define BIT(n) (((n) == 32) ? 0 : ((uint32_t)1 << (n)))
/* bits m through n, m < n. */
#define BITS(m, n) ((BIT(MAX((m), (n)) + 1) - 1) ^ (BIT(MIN((m), (n))) - 1))
/* find least significant bit that is set */
#define LOWEST_SET_BIT(x) ((((x) - 1) & (x)) ^ (x))
/* for x a power of two and p a non-negative integer, is x a greater
* power than 2**p?
*/
#define GTEQ_POWER(x, p) (((u_long)(x) >> (p)) != 0)
#define MASK_TO_SHIFT2(m) (GTEQ_POWER(LOWEST_SET_BIT((m)), 1) ? 1 : 0)
#define MASK_TO_SHIFT4(m) \
(GTEQ_POWER(LOWEST_SET_BIT((m)), 2) \
? 2 + MASK_TO_SHIFT2((m) >> 2) \
: MASK_TO_SHIFT2((m)))
#define MASK_TO_SHIFT8(m) \
(GTEQ_POWER(LOWEST_SET_BIT((m)), 4) \
? 4 + MASK_TO_SHIFT4((m) >> 4) \
: MASK_TO_SHIFT4((m)))
#define MASK_TO_SHIFT16(m) \
(GTEQ_POWER(LOWEST_SET_BIT((m)), 8) \
? 8 + MASK_TO_SHIFT8((m) >> 8) \
: MASK_TO_SHIFT8((m)))
#define MASK_TO_SHIFT(m) \
(GTEQ_POWER(LOWEST_SET_BIT((m)), 16) \
? 16 + MASK_TO_SHIFT16((m) >> 16) \
: MASK_TO_SHIFT16((m)))
#define MASK_AND_RSHIFT(x, mask) (((x) & (mask)) >> MASK_TO_SHIFT(mask))
#define LSHIFT(x, mask) ((x) << MASK_TO_SHIFT(mask))
#define MASK_AND_REPLACE(reg, val, mask) ((reg & ~mask) | LSHIFT(val, mask))
#define PRESHIFT(m) MASK_AND_RSHIFT((m), (m))
#endif /* _BIT_TWIDDLE */
/* RTL8180L Host Control and Status Registers */
#define RTW_IDR0 0x00 /* ID Register: MAC addr, 6 bytes.
* Auto-loaded from EEPROM. Read by byte,
* by word, or by double word, but write
* only by double word.
*/
#define RTW_IDR1 0x04
#define RTW_MAR0 0x08 /* Multicast filter, 64b. */
#define RTW_MAR1 0x0c
#define RTW_TSFTRL 0x18 /* Timing Synchronization Function Timer
* Register, low word, 32b, read-only.
*/
#define RTW_TSFTRH 0x1c /* High word, 32b, read-only. */
#define RTW_TLPDA 0x20 /* Transmit Low Priority Descriptors Start
* Address, 32b, 256-byte alignment.
*/
#define RTW_TNPDA 0x24 /* Transmit Normal Priority Descriptors Start
* Address, 32b, 256-byte alignment.
*/
#define RTW_THPDA 0x28 /* Transmit High Priority Descriptors Start
* Address, 32b, 256-byte alignment.
*/
#define RTW_BRSR 0x2c /* Basic Rate Set Register, 16b */
#define RTW_BRSR_BPLCP BIT(8) /* 1: use short PLCP header for CTS/ACK packet,
* 0: use long PLCP header
*/
#define RTW_BRSR_MBR8180_MASK BITS(1,0) /* Maximum Basic Service Rate */
#define RTW_BRSR_MBR8180_1MBPS LSHIFT(0, RTW_BRSR_MBR8180_MASK)
#define RTW_BRSR_MBR8180_2MBPS LSHIFT(1, RTW_BRSR_MBR8180_MASK)
#define RTW_BRSR_MBR8180_5MBPS LSHIFT(2, RTW_BRSR_MBR8180_MASK)
#define RTW_BRSR_MBR8180_11MBPS LSHIFT(3, RTW_BRSR_MBR8180_MASK)
/* 8181 and 8180 docs conflict! */
#define RTW_BRSR_MBR8181_1MBPS BIT(0)
#define RTW_BRSR_MBR8181_2MBPS BIT(1)
#define RTW_BRSR_MBR8181_5MBPS BIT(2)
#define RTW_BRSR_MBR8181_11MBPS BIT(3)
#define RTW_BSSID 0x2e
/* BSSID, 6 bytes */
#define RTW_BSSID16 0x2e /* first two bytes */
#define RTW_BSSID32 (0x2e + 4) /* remaining four bytes */
#define RTW_BSSID0 RTW_BSSID16 /* BSSID[0], 8b */
#define RTW_BSSID1 (RTW_BSSID0 + 1) /* BSSID[1], 8b */
#define RTW_BSSID2 (RTW_BSSID1 + 1) /* BSSID[2], 8b */
#define RTW_BSSID3 (RTW_BSSID2 + 1) /* BSSID[3], 8b */
#define RTW_BSSID4 (RTW_BSSID3 + 1) /* BSSID[4], 8b */
#define RTW_BSSID5 (RTW_BSSID4 + 1) /* BSSID[5], 8b */
#define RTW_CR 0x37 /* Command Register, 8b */
#define RTW_CR_RST BIT(4) /* Reset: host sets to 1 to disable
* transmitter & receiver, reinitialize FIFO.
* RTL8180L sets to 0 to signal completion.
*/
#define RTW_CR_RE BIT(3) /* Receiver Enable: host enables receiver
* by writing 1. RTL8180L indicates receiver
* is active with 1. After power-up, host
* must wait for reset before writing.
*/
#define RTW_CR_TE BIT(2) /* Transmitter Enable: host enables transmitter
* by writing 1. RTL8180L indicates transmitter
* is active with 1. After power-up, host
* must wait for reset before writing.
*/
#define RTW_CR_MULRW BIT(0) /* PCI Multiple Read/Write enable: 1 enables,
* 0 disables. XXX RTL8180, only?
*/
#define RTW_IMR 0x3c /* Interrupt Mask Register, 16b */
#define RTW_ISR 0x3e /* Interrupt status register, 16b */
#define RTW_INTR_TXFOVW BIT(15) /* Tx FIFO Overflow */
#define RTW_INTR_TIMEOUT BIT(14) /* Time Out: 1 indicates
* RTW_TSFTR[0:31] = RTW_TINT
*/
#define RTW_INTR_BCNINT BIT(13) /* Beacon Time Out: time for host to
* prepare beacon:
* RTW_TSFTR % (RTW_BCNITV_BCNITV * TU) =
* (RTW_BCNITV_BCNITV * TU - RTW_BINTRITV)
*/
#define RTW_INTR_ATIMINT BIT(12)
/* ATIM Time Out: ATIM interval will pass,
* RTW_TSFTR % (RTW_BCNITV_BCNITV * TU) =
* (RTW_ATIMWND_ATIMWND * TU - RTW_ATIMTRITV)
*/
#define RTW_INTR_TBDER BIT(11) /* Tx Beacon Descriptor Error:
* beacon transmission aborted because
* frame Rx'd
*/
#define RTW_INTR_TBDOK BIT(10) /* Tx Beacon Descriptor OK */
#define RTW_INTR_THPDER BIT(9) /* Tx High Priority Descriptor Error:
* reached short/long retry limit
*/
#define RTW_INTR_THPDOK BIT(8) /* Tx High Priority Descriptor OK */
#define RTW_INTR_TNPDER BIT(7) /* Tx Normal Priority Descriptor Error:
* reached short/long retry limit
*/
#define RTW_INTR_TNPDOK BIT(6) /* Tx Normal Priority Descriptor OK */
#define RTW_INTR_RXFOVW BIT(5) /* Rx FIFO Overflow: either RDU (see below)
* or PCI bus too slow/busy
*/
#define RTW_INTR_RDU BIT(4) /* Rx Descriptor Unavailable */
#define RTW_INTR_TLPDER BIT(3) /* Tx Normal Priority Descriptor Error
* reached short/long retry limit
*/
#define RTW_INTR_TLPDOK BIT(2) /* Tx Normal Priority Descriptor OK */
#define RTW_INTR_RER BIT(1) /* Rx Error: CRC32 or ICV error */
#define RTW_INTR_ROK BIT(0) /* Rx OK */
/* Convenient interrupt conjunctions. */
#define RTW_INTR_RX (RTW_INTR_RER|RTW_INTR_ROK)
#define RTW_INTR_TX (RTW_INTR_TLPDER|RTW_INTR_TLPDOK|RTW_INTR_THPDER|\
RTW_INTR_THPDOK|RTW_INTR_TNPDER|RTW_INTR_TNPDOK|\
RTW_INTR_TBDER|RTW_INTR_TBDOK)
#define RTW_INTR_BEACON (RTW_INTR_BCNINT)
#define RTW_INTR_IOERROR (RTW_INTR_TXFOVW|RTW_INTR_RXFOVW|RTW_INTR_RDU)
#define RTW_TCR 0x40 /* Transmit Configuration Register, 32b */
#define RTW_TCR_CWMIN BIT(31) /* 1: CWmin = 8, 0: CWmin = 32. */
#define RTW_TCR_SWSEQ BIT(30) /* 1: host assigns 802.11 sequence number,
* 0: hardware assigns sequence number
*/
/* Hardware version ID, read-only */
#define RTW_TCR_HWVERID_MASK BITS(29, 25)
#define RTW_TCR_HWVERID_D LSHIFT(26, RTW_TCR_HWVERID_MASK)
#define RTW_TCR_HWVERID_F LSHIFT(27, RTW_TCR_HWVERID_MASK)
#define RTW_TCR_HWVERID_RTL8180 RTW_TCR_HWVERID_F
/* Set ACK/CTS Timeout (EIFS).
* 1: ACK rate = max(RTW_BRSR_MBR, Rx rate) (XXX not min? typo in datasheet?)
* 0: ACK rate = 1Mbps
*/
#define RTW_TCR_SAT BIT(24)
/* Max DMA Burst Size per Tx DMA Burst */
#define RTW_TCR_MXDMA_MASK BITS(23,21)
#define RTW_TCR_MXDMA_16 LSHIFT(0, RTW_TCR_MXDMA_MASK)
#define RTW_TCR_MXDMA_32 LSHIFT(1, RTW_TCR_MXDMA_MASK)
#define RTW_TCR_MXDMA_64 LSHIFT(2, RTW_TCR_MXDMA_MASK)
#define RTW_TCR_MXDMA_128 LSHIFT(3, RTW_TCR_MXDMA_MASK)
#define RTW_TCR_MXDMA_256 LSHIFT(4, RTW_TCR_MXDMA_MASK)
#define RTW_TCR_MXDMA_512 LSHIFT(5, RTW_TCR_MXDMA_MASK)
#define RTW_TCR_MXDMA_1024 LSHIFT(6, RTW_TCR_MXDMA_MASK)
#define RTW_TCR_MXDMA_2048 LSHIFT(7, RTW_TCR_MXDMA_MASK)
#define RTW_TCR_DISCW BIT(20) /* disable 802.11 random backoff */
#define RTW_TCR_ICV BIT(19) /* host lets RTL8180 append ICV to
* WEP packets
*/
/* Loopback Test: disables TXI/TXQ outputs. */
#define RTW_TCR_LBK_MASK BITS(18,17)
#define RTW_TCR_LBK_NORMAL LSHIFT(0, RTW_TCR_LBK_MASK) /* normal ops */
#define RTW_TCR_LBK_MAC LSHIFT(1, RTW_TCR_LBK_MASK) /* MAC loopback */
#define RTW_TCR_LBK_BBP LSHIFT(2, RTW_TCR_LBK_MASK) /* baseband loop. */
#define RTW_TCR_LBK_CONT LSHIFT(3, RTW_TCR_LBK_MASK) /* continuous Tx */
#define RTW_TCR_CRC BIT(16) /* 0: RTL8180 appends CRC32
* 1: host appends CRC32
*
* (I *think* this is right.
* The docs have a mysterious
* description in the
* passive voice.)
*/
#define RTW_TCR_SRL_MASK BITS(15,8) /* Short Retry Limit */
#define RTW_TCR_LRL_MASK BITS(7,0) /* Long Retry Limit */
#define RTW_RCR 0x44 /* Receive Configuration Register, 32b */
#define RTW_RCR_ONLYERLPKT BIT(31) /* only do Early Rx on packets
* longer than 1536 bytes
*/
#define RTW_RCR_ENCS2 BIT(30) /* enable carrier sense method 2 */
#define RTW_RCR_ENCS1 BIT(29) /* enable carrier sense method 1 */
#define RTW_RCR_ENMARP BIT(28) /* enable MAC auto-reset PHY */
#define RTW_RCR_CBSSID BIT(23) /* Check BSSID/ToDS/FromDS: set
* "Link On" when received BSSID
* matches RTW_BSSID and received
* ToDS/FromDS are appropriate
* according to RTW_MSR_NETYPE.
*/
#define RTW_RCR_APWRMGT BIT(22) /* accept packets w/ PWRMGMT bit set */
#define RTW_RCR_ADD3 BIT(21) /* when RTW_MSR_NETYPE ==
* RTW_MSR_NETYPE_INFRA_OK, accept
* broadcast/multicast packets whose
* 3rd address matches RTL8180's MAC.
*/
#define RTW_RCR_AMF BIT(20) /* accept management frames */
#define RTW_RCR_ACF BIT(19) /* accept control frames */
#define RTW_RCR_ADF BIT(18) /* accept data frames */
/* Rx FIFO Threshold: RTL8180 begins PCI transfer when this many data
* bytes are received
*/
#define RTW_RCR_RXFTH_MASK BITS(15,13)
#define RTW_RCR_RXFTH_64 LSHIFT(2, RTW_RCR_RXFTH_MASK)
#define RTW_RCR_RXFTH_128 LSHIFT(3, RTW_RCR_RXFTH_MASK)
#define RTW_RCR_RXFTH_256 LSHIFT(4, RTW_RCR_RXFTH_MASK)
#define RTW_RCR_RXFTH_512 LSHIFT(5, RTW_RCR_RXFTH_MASK)
#define RTW_RCR_RXFTH_1024 LSHIFT(6, RTW_RCR_RXFTH_MASK)
#define RTW_RCR_RXFTH_WHOLE LSHIFT(7, RTW_RCR_RXFTH_MASK)
#define RTW_RCR_AICV BIT(12) /* accept frames w/ ICV errors */
/* Max DMA Burst Size per Rx DMA Burst */
#define RTW_RCR_MXDMA_MASK BITS(10,8)
#define RTW_RCR_MXDMA_16 LSHIFT(0, RTW_RCR_MXDMA_MASK)
#define RTW_RCR_MXDMA_32 LSHIFT(1, RTW_RCR_MXDMA_MASK)
#define RTW_RCR_MXDMA_64 LSHIFT(2, RTW_RCR_MXDMA_MASK)
#define RTW_RCR_MXDMA_128 LSHIFT(3, RTW_RCR_MXDMA_MASK)
#define RTW_RCR_MXDMA_256 LSHIFT(4, RTW_RCR_MXDMA_MASK)
#define RTW_RCR_MXDMA_512 LSHIFT(5, RTW_RCR_MXDMA_MASK)
#define RTW_RCR_MXDMA_1024 LSHIFT(6, RTW_RCR_MXDMA_MASK)
#define RTW_RCR_MXDMA_UNLIMITED LSHIFT(7, RTW_RCR_MXDMA_MASK)
/* EEPROM type, read-only. 1: EEPROM is 93c56, 0: 93c46 */
#define RTW_RCR_9356SEL BIT(6)
#define RTW_RCR_ACRC32 BIT(5) /* accept frames w/ CRC32 errors */
#define RTW_RCR_AB BIT(3) /* accept broadcast frames */
#define RTW_RCR_AM BIT(2) /* accept multicast frames */
/* accept physical match frames. XXX means PLCP header ok? */
#define RTW_RCR_APM BIT(1)
#define RTW_RCR_AAP BIT(0) /* accept frames w/ destination */
/* Additional bits to set in monitor mode. */
#define RTW_RCR_MONITOR ( \
RTW_RCR_AAP | \
RTW_RCR_ACF | \
RTW_RCR_ACRC32 | \
RTW_RCR_AICV | \
0)
/* The packet filter bits. */
#define RTW_RCR_PKTFILTER_MASK (\
RTW_RCR_AAP | \
RTW_RCR_AB | \
RTW_RCR_ACF | \
RTW_RCR_ACRC32 | \
RTW_RCR_ADD3 | \
RTW_RCR_ADF | \
RTW_RCR_AICV | \
RTW_RCR_AM | \
RTW_RCR_AMF | \
RTW_RCR_APM | \
RTW_RCR_APWRMGT | \
0)
/* Receive power-management frames and mgmt/ctrl/data frames. */
#define RTW_RCR_PKTFILTER_DEFAULT ( \
RTW_RCR_ADF | \
RTW_RCR_AMF | \
RTW_RCR_APM | \
RTW_RCR_APWRMGT | \
0)
#define RTW_TINT 0x48 /* Timer Interrupt Register, 32b */
#define RTW_TBDA 0x4c /* Transmit Beacon Descriptor Start Address,
* 32b, 256-byte alignment
*/
#define RTW_9346CR 0x50 /* 93c46/93c56 Command Register, 8b */
#define RTW_9346CR_EEM_MASK BITS(7,6) /* Operating Mode */
#define RTW_9346CR_EEM_NORMAL LSHIFT(0, RTW_9346CR_EEM_MASK)
/* Load the EEPROM. Reset registers to defaults.
* Takes ~2ms. RTL8180 indicates completion with RTW_9346CR_EEM_NORMAL.
* XXX RTL8180 only?
*/
#define RTW_9346CR_EEM_AUTOLOAD LSHIFT(1, RTW_9346CR_EEM_MASK)
/* Disable network & bus-master operations and enable
* _EECS, _EESK, _EEDI, _EEDO.
* XXX RTL8180 only?
*/
#define RTW_9346CR_EEM_PROGRAM LSHIFT(2, RTW_9346CR_EEM_MASK)
/* Enable RTW_CONFIG[0123] registers. */
#define RTW_9346CR_EEM_CONFIG LSHIFT(3, RTW_9346CR_EEM_MASK)
/* EEPROM pin status/control in _EEM_CONFIG, _EEM_AUTOLOAD modes.
* XXX RTL8180 only?
*/
#define RTW_9346CR_EECS BIT(3)
#define RTW_9346CR_EESK BIT(2)
#define RTW_9346CR_EEDI BIT(1)
#define RTW_9346CR_EEDO BIT(0) /* read-only */
#define RTW_CONFIG0 0x51 /* Configuration Register 0, 8b */
#define RTW_CONFIG0_WEP40 BIT(7) /* implements 40-bit WEP,
* XXX RTL8180 only?
*/
#define RTW_CONFIG0_WEP104 BIT(6) /* implements 104-bit WEP,
* from EEPROM, read-only
* XXX RTL8180 only?
*/
#define RTW_CONFIG0_LEDGPOEN BIT(4) /* 1: RTW_PSR_LEDGPO[01] control
* LED[01] pins.
* 0: LED behavior defined by
* RTW_CONFIG1_LEDS10_MASK
* XXX RTL8180 only?
*/
/* auxiliary power is present, read-only */
#define RTW_CONFIG0_AUXPWR BIT(3)
/* Geographic Location, read-only */
#define RTW_CONFIG0_GL_MASK BITS(1,0)
/* _RTW_CONFIG0_GL_* is what the datasheet says, but RTW_CONFIG0_GL_*
* work.
*/
#define _RTW_CONFIG0_GL_USA LSHIFT(3, RTW_CONFIG0_GL_MASK)
#define RTW_CONFIG0_GL_EUROPE LSHIFT(2, RTW_CONFIG0_GL_MASK)
#define RTW_CONFIG0_GL_JAPAN LSHIFT(1, RTW_CONFIG0_GL_MASK)
#define RTW_CONFIG0_GL_USA LSHIFT(0, RTW_CONFIG0_GL_MASK)
/* RTL8181 datasheet says RTW_CONFIG0_GL_JAPAN = 0. */
#define RTW_CONFIG1 0x52 /* Configuration Register 1, 8b */
/* LED configuration. From EEPROM. Read/write.
*
* Setting LED0 LED1
* ------- ---- ----
* RTW_CONFIG1_LEDS_ACT_INFRA Activity Infrastructure
* RTW_CONFIG1_LEDS_ACT_LINK Activity Link
* RTW_CONFIG1_LEDS_TX_RX Tx Rx
* RTW_CONFIG1_LEDS_LINKACT_INFRA Link/Activity Infrastructure
*/
#define RTW_CONFIG1_LEDS_MASK BITS(7,6)
#define RTW_CONFIG1_LEDS_ACT_INFRA LSHIFT(0, RTW_CONFIG1_LEDS_MASK)
#define RTW_CONFIG1_LEDS_ACT_LINK LSHIFT(1, RTW_CONFIG1_LEDS_MASK)
#define RTW_CONFIG1_LEDS_TX_RX LSHIFT(2, RTW_CONFIG1_LEDS_MASK)
#define RTW_CONFIG1_LEDS_LINKACT_INFRA LSHIFT(3, RTW_CONFIG1_LEDS_MASK)
/* LWAKE Output Signal. Only applicable to Cardbus. Pulse width is 150ms.
*
* RTW_CONFIG1_LWACT
* 0 1
* RTW_CONFIG4_LWPTN 0 active high active low
* 1 positive pulse negative pulse
*/
#define RTW_CONFIG1_LWACT BIT(4)
#define RTW_CONFIG1_MEMMAP BIT(3) /* using PCI memory space, read-only */
#define RTW_CONFIG1_IOMAP BIT(2) /* using PCI I/O space, read-only */
#define RTW_CONFIG1_VPD BIT(1) /* if set, VPD from offsets
* 0x40-0x7f in EEPROM are at
* registers 0x60-0x67 of PCI
* Configuration Space (XXX huh?)
*/
#define RTW_CONFIG1_PMEN BIT(0) /* Power Management Enable: TBD */
#define RTW_CONFIG2 0x53 /* Configuration Register 2, 8b */
#define RTW_CONFIG2_LCK BIT(7) /* clocks are locked, read-only:
* Tx frequency & symbol clocks
* are derived from the same OSC
*/
#define RTW_CONFIG2_ANT BIT(6) /* diversity enabled, read-only */
#define RTW_CONFIG2_DPS BIT(3) /* Descriptor Polling State: enable
* test mode.
*/
#define RTW_CONFIG2_PAPESIGN BIT(2) /* TBD, from EEPROM */
#define RTW_CONFIG2_PAPETIME_MASK BITS(1,0) /* TBD, from EEPROM */
#define RTW_ANAPARM 0x54 /* Analog parameter, 32b */
#define RTW_ANAPARM_RFPOW0_MASK BITS(30,28) /* undocumented bits
* which appear to
* control the power
* state of the RF
* components
*/
#define RTW_ANAPARM_RFPOW_MASK \
(RTW_ANAPARM_RFPOW0_MASK|RTW_ANAPARM_RFPOW1_MASK)
#define RTW_ANAPARM_TXDACOFF BIT(27) /* 1: disable Tx DAC,
* 0: enable
*/
#define RTW_ANAPARM_RFPOW1_MASK BITS(26,20) /* undocumented bits
* which appear to
* control the power
* state of the RF
* components
*/
/*
* Maxim On/Sleep/Off control
*/
#define RTW_ANAPARM_RFPOW_MAXIM_ON LSHIFT(0x8, RTW_ANAPARM_RFPOW1_MASK)
/* reg[RTW_ANAPARM] |= RTW_ANAPARM_TXDACOFF; */
#define RTW_ANAPARM_RFPOW_MAXIM_SLEEP LSHIFT(0x378, RTW_ANAPARM_RFPOW1_MASK)
/* reg[RTW_ANAPARM] |= RTW_ANAPARM_TXDACOFF; */
#define RTW_ANAPARM_RFPOW_MAXIM_OFF LSHIFT(0x379, RTW_ANAPARM_RFPOW1_MASK)
/*
* RFMD On/Sleep/Off control
*/
#define RTW_ANAPARM_RFPOW_RFMD_ON LSHIFT(0x408, RTW_ANAPARM_RFPOW1_MASK)
/* reg[RTW_ANAPARM] |= RTW_ANAPARM_TXDACOFF; */
#define RTW_ANAPARM_RFPOW_RFMD_SLEEP LSHIFT(0x378, RTW_ANAPARM_RFPOW1_MASK)
/* reg[RTW_ANAPARM] |= RTW_ANAPARM_TXDACOFF; */
#define RTW_ANAPARM_RFPOW_RFMD_OFF LSHIFT(0x379, RTW_ANAPARM_RFPOW1_MASK)
/*
* Philips On/Sleep/Off control
*/
#define RTW_ANAPARM_RFPOW_ANA_PHILIPS_ON \
LSHIFT(0x328, RTW_ANAPARM_RFPOW1_MASK)
#define RTW_ANAPARM_RFPOW_DIG_PHILIPS_ON \
LSHIFT(0x008, RTW_ANAPARM_RFPOW1_MASK)
/* reg[RTW_ANAPARM] |= RTW_ANAPARM_TXDACOFF; */
#define RTW_ANAPARM_RFPOW_PHILIPS_SLEEP\
LSHIFT(0x378, RTW_ANAPARM_RFPOW1_MASK)
/* reg[RTW_ANAPARM] |= RTW_ANAPARM_TXDACOFF; */
#define RTW_ANAPARM_RFPOW_PHILIPS_OFF\
LSHIFT(0x379, RTW_ANAPARM_RFPOW1_MASK)
#define RTW_ANAPARM_RFPOW_PHILIPS_ON LSHIFT(0x328, RTW_ANAPARM_RFPOW1_MASK)
#define RTW_ANAPARM_CARDSP_MASK BITS(19,0) /* undocumented
* card-specific
* bits from the
* EEPROM.
*/
#define RTW_MSR 0x58 /* Media Status Register, 8b */
/* Network Type and Link Status */
#define RTW_MSR_NETYPE_MASK BITS(3,2)
/* AP, XXX RTL8181 only? */
#define RTW_MSR_NETYPE_AP_OK LSHIFT(3, RTW_MSR_NETYPE_MASK)
/* infrastructure link ok */
#define RTW_MSR_NETYPE_INFRA_OK LSHIFT(2, RTW_MSR_NETYPE_MASK)
/* ad-hoc link ok */
#define RTW_MSR_NETYPE_ADHOC_OK LSHIFT(1, RTW_MSR_NETYPE_MASK)
/* no link */
#define RTW_MSR_NETYPE_NOLINK LSHIFT(0, RTW_MSR_NETYPE_MASK)
#define RTW_CONFIG3 0x59 /* Configuration Register 3, 8b */
#define RTW_CONFIG3_GNTSEL BIT(7) /* Grant Select, read-only */
#define RTW_CONFIG3_PARMEN BIT(6) /* Set RTW_CONFIG3_PARMEN and
* RTW_9346CR_EEM_CONFIG to
* allow RTW_ANAPARM writes.
*/
#define RTW_CONFIG3_MAGIC BIT(5) /* Valid when RTW_CONFIG1_PMEN is
* set. If set, RTL8180 wakes up
* OS when Magic Packet is Rx'd.
*/
#define RTW_CONFIG3_CARDBEN BIT(3) /* Cardbus-related registers
* and functions are enabled,
* read-only. XXX RTL8180 only.
*/
#define RTW_CONFIG3_CLKRUNEN BIT(2) /* CLKRUN enabled, read-only.
* XXX RTL8180 only.
*/
#define RTW_CONFIG3_FUNCREGEN BIT(1) /* Function Registers Enabled,
* read-only. XXX RTL8180 only.
*/
#define RTW_CONFIG3_FBTBEN BIT(0) /* Fast back-to-back enabled,
* read-only.
*/
#define RTW_CONFIG4 0x5A /* Configuration Register 4, 8b */
#define RTW_CONFIG4_VCOPDN BIT(7) /* VCO Power Down
* 0: normal operation
* (power-on default)
* 1: power-down VCO, RF front-end,
* and most RTL8180 components.
*/
#define RTW_CONFIG4_PWROFF BIT(6) /* Power Off
* 0: normal operation
* (power-on default)
* 1: power-down RF front-end,
* and most RTL8180 components,
* but leave VCO on.
*
* XXX RFMD front-end only?
*/
#define RTW_CONFIG4_PWRMGT BIT(5) /* Power Management
* 0: normal operation
* (power-on default)
* 1: set Tx packet's PWRMGMT bit.
*/
#define RTW_CONFIG4_LWPME BIT(4) /* LANWAKE vs. PMEB: Cardbus-only
* 0: LWAKE & PMEB asserted
* simultaneously
* 1: LWAKE asserted only if
* both PMEB is asserted and
* ISOLATEB is low.
* XXX RTL8180 only.
*/
#define RTW_CONFIG4_LWPTN BIT(2) /* see RTW_CONFIG1_LWACT
* XXX RTL8180 only.
*/
/* Radio Front-End Programming Method */
#define RTW_CONFIG4_RFTYPE_MASK BITS(1,0)
#define RTW_CONFIG4_RFTYPE_INTERSIL LSHIFT(1, RTW_CONFIG4_RFTYPE_MASK)
#define RTW_CONFIG4_RFTYPE_RFMD LSHIFT(2, RTW_CONFIG4_RFTYPE_MASK)
#define RTW_CONFIG4_RFTYPE_PHILIPS LSHIFT(3, RTW_CONFIG4_RFTYPE_MASK)
#define RTW_TESTR 0x5B /* TEST mode register, 8b */
#define RTW_PSR 0x5e /* Page Select Register, 8b */
#define RTW_PSR_GPO BIT(7) /* Control/status of pin 52. */
#define RTW_PSR_GPI BIT(6) /* Status of pin 64. */
#define RTW_PSR_LEDGPO1 BIT(5) /* Status/control of LED1 pin if
* RTW_CONFIG0_LEDGPOEN is set.
*/
#define RTW_PSR_LEDGPO0 BIT(4) /* Status/control of LED0 pin if
* RTW_CONFIG0_LEDGPOEN is set.
*/
#define RTW_PSR_UWF BIT(1) /* Enable Unicast Wakeup Frame */
#define RTW_PSR_PSEN BIT(0) /* 1: page 1, 0: page 0 */
#define RTW_SCR 0x5f /* Security Configuration Register, 8b */
#define RTW_SCR_KM_MASK BITS(5,4) /* Key Mode */
#define RTW_SCR_KM_WEP104 LSHIFT(1, RTW_SCR_KM_MASK)
#define RTW_SCR_KM_WEP40 LSHIFT(0, RTW_SCR_KM_MASK)
#define RTW_SCR_TXSECON BIT(1) /* Enable Tx WEP. Invalid if
* neither RTW_CONFIG0_WEP40 nor
* RTW_CONFIG0_WEP104 is set.
*/
#define RTW_SCR_RXSECON BIT(0) /* Enable Rx WEP. Invalid if
* neither RTW_CONFIG0_WEP40 nor
* RTW_CONFIG0_WEP104 is set.
*/
#define RTW_BCNITV 0x70 /* Beacon Interval Register, 16b */
#define RTW_BCNITV_BCNITV_MASK BITS(9,0) /* TU between TBTT, written
* by host.
*/
#define RTW_ATIMWND 0x72 /* ATIM Window Register, 16b */
#define RTW_ATIMWND_ATIMWND BITS(9,0) /* ATIM Window length in TU,
* written by host.
*/
#define RTW_BINTRITV 0x74 /* Beacon Interrupt Interval Register, 16b */
#define RTW_BINTRITV_BINTRITV BITS(9,0) /* RTL8180 wakes host with
* RTW_INTR_BCNINT at BINTRITV
* microseconds before TBTT
*/
#define RTW_ATIMTRITV 0x76 /* ATIM Interrupt Interval Register, 16b */
#define RTW_ATIMTRITV_ATIMTRITV BITS(9,0) /* RTL8180 wakes host with
* RTW_INTR_ATIMINT at ATIMTRITV
* microseconds before end of
* ATIM Window
*/
#define RTW_PHYDELAY 0x78 /* PHY Delay Register, 8b */
#define RTW_PHYDELAY_REVC_MAGIC BIT(3) /* Rev. C magic from reference
* driver
*/
#define RTW_PHYDELAY_PHYDELAY BITS(2,0) /* microsecond Tx delay between
* MAC and RF front-end
*/
#define RTW_CRCOUNT 0x79 /* Carrier Sense Counter, 8b */
#define RTW_CRCOUNT_MAGIC 0x4c
#define RTW_CRC16ERR 0x7a /* CRC16 error count, 16b, XXX RTL8181 only? */
#define RTW_BB 0x7c /* Baseband interface, 32b */
/* used for writing RTL8180's integrated baseband processor */
#define RTW_BB_RD_MASK BITS(23,16) /* data to read */
#define RTW_BB_WR_MASK BITS(15,8) /* data to write */
#define RTW_BB_WREN BIT(7) /* write enable */
#define RTW_BB_ADDR_MASK BITS(6,0) /* address */
#define RTW_PHYADDR 0x7c /* Address register for PHY interface, 8b */
#define RTW_PHYDATAW 0x7d /* Write data to PHY, 8b, write-only */
#define RTW_PHYDATAR 0x7e /* Read data from PHY, 8b (?), read-only */
#define RTW_PHYCFG 0x80 /* PHY Configuration Register, 32b */
#define RTW_PHYCFG_MAC_POLL BIT(31) /* if !RTW_PHYCFG_HST,
* host sets. MAC clears
* after banging bits.
*/
#define RTW_PHYCFG_HST BIT(30) /* 1: host bangs bits
* 0: MAC bangs bits
*/
#define RTW_PHYCFG_MAC_RFTYPE_MASK BITS(29,28)
#define RTW_PHYCFG_MAC_RFTYPE_INTERSIL LSHIFT(0, RTW_PHYCFG_MAC_RFTYPE_MASK)
#define RTW_PHYCFG_MAC_RFTYPE_RFMD LSHIFT(1, RTW_PHYCFG_MAC_RFTYPE_MASK)
#define RTW_PHYCFG_MAC_RFTYPE_GCT RTW_PHYCFG_MAC_RFTYPE_RFMD
#define RTW_PHYCFG_MAC_RFTYPE_PHILIPS LSHIFT(3, RTW_PHYCFG_MAC_RFTYPE_MASK)
#define RTW_PHYCFG_MAC_PHILIPS_ADDR_MASK BITS(27,24)
#define RTW_PHYCFG_MAC_PHILIPS_DATA_MASK BITS(23,0)
#define RTW_PHYCFG_MAC_MAXIM_LODATA_MASK BITS(27,24)
#define RTW_PHYCFG_MAC_MAXIM_ADDR_MASK BITS(11,8)
#define RTW_PHYCFG_MAC_MAXIM_HIDATA_MASK BITS(7,0)
#define RTW_PHYCFG_HST_EN BIT(2)
#define RTW_PHYCFG_HST_CLK BIT(1)
#define RTW_PHYCFG_HST_DATA BIT(0)
#define RTW_MAXIM_HIDATA_MASK BITS(11,4)
#define RTW_MAXIM_LODATA_MASK BITS(3,0)
/**
** 0x84 - 0xD3, page 1, selected when RTW_PSR[PSEN] == 1.
**/
#define RTW_WAKEUP0L 0x84 /* Power Management Wakeup Frame */
#define RTW_WAKEUP0H 0x88 /* 32b */
#define RTW_WAKEUP1L 0x8c
#define RTW_WAKEUP1H 0x90
#define RTW_WAKEUP2LL 0x94
#define RTW_WAKEUP2LH 0x98
#define RTW_WAKEUP2HL 0x9c
#define RTW_WAKEUP2HH 0xa0
#define RTW_WAKEUP3LL 0xa4
#define RTW_WAKEUP3LH 0xa8
#define RTW_WAKEUP3HL 0xac
#define RTW_WAKEUP3HH 0xb0
#define RTW_WAKEUP4LL 0xb4
#define RTW_WAKEUP4LH 0xb8
#define RTW_WAKEUP4HL 0xbc
#define RTW_WAKEUP4HH 0xc0
#define RTW_CRC0 0xc4 /* CRC of wakeup frame 0, 16b */
#define RTW_CRC1 0xc6 /* CRC of wakeup frame 1, 16b */
#define RTW_CRC2 0xc8 /* CRC of wakeup frame 2, 16b */
#define RTW_CRC3 0xca /* CRC of wakeup frame 3, 16b */
#define RTW_CRC4 0xcc /* CRC of wakeup frame 4, 16b */
/**
** 0x84 - 0xD3, page 0, selected when RTW_PSR[PSEN] == 0.
**/
/* Default Key Registers, each 128b
*
* If RTW_SCR_KM_WEP104, 104 lsb are the key.
* If RTW_SCR_KM_WEP40, 40 lsb are the key.
*/
#define RTW_DK0 0x90 /* Default Key 0 Register, 128b */
#define RTW_DK1 0xa0 /* Default Key 1 Register, 128b */
#define RTW_DK2 0xb0 /* Default Key 2 Register, 128b */
#define RTW_DK3 0xc0 /* Default Key 3 Register, 128b */
#define RTW_CONFIG5 0xd8 /* Configuration Register 5, 8b */
#define RTW_CONFIG5_TXFIFOOK BIT(7) /* Tx FIFO self-test pass, read-only */
#define RTW_CONFIG5_RXFIFOOK BIT(6) /* Rx FIFO self-test pass, read-only */
#define RTW_CONFIG5_CALON BIT(5) /* 1: start calibration cycle
* and raise AGCRESET pin.
* 0: lower AGCRESET pin
*/
#define RTW_CONFIG5_EACPI BIT(2) /* Enable ACPI Wake up, default 0 */
#define RTW_CONFIG5_LANWAKE BIT(1) /* Enable LAN Wake signal,
* from EEPROM
*/
#define RTW_CONFIG5_PMESTS BIT(0) /* 1: both software & PCI Reset
* reset PME_Status
* 0: only software resets PME_Status
*
* From EEPROM.
*/
#define RTW_TPPOLL 0xd9 /* Transmit Priority Polling Register, 8b,
* write-only.
*/
#define RTW_TPPOLL_BQ BIT(7) /* RTL8180 clears to notify host of a beacon
* Tx. Host writes have no effect.
*/
#define RTW_TPPOLL_HPQ BIT(6) /* Host writes 1 to notify RTL8180 of
* high-priority Tx packets, RTL8180 clears
* to after high-priority Tx is complete.
*/
#define RTW_TPPOLL_NPQ BIT(5) /* If RTW_CONFIG2_DPS is set,
* host writes 1 to notify RTL8180 of
* normal-priority Tx packets, RTL8180 clears
* after normal-priority Tx is complete.
*
* If RTW_CONFIG2_DPS is clear, host writes
* have no effect. RTL8180 clears after
* normal-priority Tx is complete.
*/
#define RTW_TPPOLL_LPQ BIT(4) /* Host writes 1 to notify RTL8180 of
* low-priority Tx packets, RTL8180 clears
* after low-priority Tx is complete.
*/
#define RTW_TPPOLL_SBQ BIT(3) /* Host writes 1 to tell RTL8180 to
* stop beacon DMA. This bit is invalid
* when RTW_CONFIG2_DPS is set.
*/
#define RTW_TPPOLL_SHPQ BIT(2) /* Host writes 1 to tell RTL8180 to
* stop high-priority DMA.
*/
#define RTW_TPPOLL_SNPQ BIT(1) /* Host writes 1 to tell RTL8180 to
* stop normal-priority DMA. This bit is invalid
* when RTW_CONFIG2_DPS is set.
*/
#define RTW_TPPOLL_SLPQ BIT(0) /* Host writes 1 to tell RTL8180 to
* stop low-priority DMA.
*/
/* Start all queues. */
#define RTW_TPPOLL_ALL (RTW_TPPOLL_BQ | RTW_TPPOLL_HPQ | \
RTW_TPPOLL_NPQ | RTW_TPPOLL_LPQ)
/* Stop all queues. */
#define RTW_TPPOLL_SALL (RTW_TPPOLL_SBQ | RTW_TPPOLL_SHPQ | \
RTW_TPPOLL_SNPQ | RTW_TPPOLL_SLPQ)
#define RTW_CWR 0xdc /* Contention Window Register, 16b, read-only */
/* Contention Window: indicates number of contention windows before Tx
*/
#define RTW_CWR_CW BITS(9,0)
/* Retry Count Register, 16b, read-only */
#define RTW_RETRYCTR 0xde
/* Retry Count: indicates number of retries after Tx */
#define RTW_RETRYCTR_RETRYCT BITS(7,0)
#define RTW_RDSAR 0xe4 /* Receive descriptor Start Address Register,
* 32b, 256-byte alignment.
*/
/* Function Event Register, 32b, Cardbus only. Only valid when
* both RTW_CONFIG3_CARDBEN and RTW_CONFIG3_FUNCREGEN are set.
*/
#define RTW_FER 0xf0
#define RTW_FER_INTR BIT(15) /* set when RTW_FFER_INTR is set */
#define RTW_FER_GWAKE BIT(4) /* General Wakeup */
/* Function Event Mask Register, 32b, Cardbus only. Only valid when
* both RTW_CONFIG3_CARDBEN and RTW_CONFIG3_FUNCREGEN are set.
*/
#define RTW_FEMR 0xf4
#define RTW_FEMR_INTR BIT(15) /* set when RTW_FFER_INTR is set */
#define RTW_FEMR_WKUP BIT(14) /* Wakeup Mask */
#define RTW_FEMR_GWAKE BIT(4) /* General Wakeup */
/* Function Present State Register, 32b, read-only, Cardbus only.
* Only valid when both RTW_CONFIG3_CARDBEN and RTW_CONFIG3_FUNCREGEN
* are set.
*/
#define RTW_FPSR 0xf8
#define RTW_FPSR_INTR BIT(15) /* TBD */
#define RTW_FPSR_GWAKE BIT(4) /* General Wakeup: TBD */
/* Function Force Event Register, 32b, write-only, Cardbus only.
* Only valid when both RTW_CONFIG3_CARDBEN and RTW_CONFIG3_FUNCREGEN
* are set.
*/
#define RTW_FFER 0xfc
#define RTW_FFER_INTR BIT(15) /* TBD */
#define RTW_FFER_GWAKE BIT(4) /* General Wakeup: TBD */
/* Serial EEPROM offsets */
#define RTW_SR_ID 0x00 /* 16b */
#define RTW_SR_VID 0x02 /* 16b */
#define RTW_SR_DID 0x04 /* 16b */
#define RTW_SR_SVID 0x06 /* 16b */
#define RTW_SR_SMID 0x08 /* 16b */
#define RTW_SR_MNGNT 0x0a
#define RTW_SR_MXLAT 0x0b
#define RTW_SR_RFCHIPID 0x0c
#define RTW_SR_CONFIG3 0x0d
#define RTW_SR_MAC 0x0e /* 6 bytes */
#define RTW_SR_CONFIG0 0x14
#define RTW_SR_CONFIG1 0x15
#define RTW_SR_PMC 0x16 /* Power Management Capabilities, 16b */
#define RTW_SR_CONFIG2 0x18
#define RTW_SR_CONFIG4 0x19
#define RTW_SR_ANAPARM 0x1a /* Analog Parameters, 32b */
#define RTW_SR_TESTR 0x1e
#define RTW_SR_CONFIG5 0x1f
#define RTW_SR_TXPOWER1 0x20
#define RTW_SR_TXPOWER2 0x21
#define RTW_SR_TXPOWER3 0x22
#define RTW_SR_TXPOWER4 0x23
#define RTW_SR_TXPOWER5 0x24
#define RTW_SR_TXPOWER6 0x25
#define RTW_SR_TXPOWER7 0x26
#define RTW_SR_TXPOWER8 0x27
#define RTW_SR_TXPOWER9 0x28
#define RTW_SR_TXPOWER10 0x29
#define RTW_SR_TXPOWER11 0x2a
#define RTW_SR_TXPOWER12 0x2b
#define RTW_SR_TXPOWER13 0x2c
#define RTW_SR_TXPOWER14 0x2d
#define RTW_SR_CHANNELPLAN 0x2e /* bitmap of channels to scan */
#define RTW_SR_ENERGYDETTHR 0x2f /* energy-detect threshold */
#define RTW_SR_ENERGYDETTHR_DEFAULT 0x0c /* use this if old SROM */
#define RTW_SR_CISPOINTER 0x30 /* 16b */
#define RTW_SR_RFPARM 0x32 /* RF-specific parameter */
#define RTW_SR_RFPARM_DIGPHY BIT(0) /* 1: digital PHY */
#define RTW_SR_RFPARM_DFLANTB BIT(1) /* 1: antenna B is default */
#define RTW_SR_RFPARM_CS_MASK BITS(2,3) /* carrier-sense type */
#define RTW_SR_VERSION 0x3c /* EEPROM content version, 16b */
#define RTW_SR_CRC 0x3e /* EEPROM content CRC, 16b */
#define RTW_SR_VPD 0x40 /* Vital Product Data, 64 bytes */
#define RTW_SR_CIS 0x80 /* CIS Data, 93c56 only, 128 bytes*/
/*
* RTL8180 Transmit/Receive Descriptors
*/
/* the first descriptor in each ring must be on a 256-byte boundary */
#define RTW_DESC_ALIGNMENT 256
/* Tx descriptor */
struct rtw_txdesc {
uint32_t td_ctl0;
uint32_t td_ctl1;
uint32_t td_buf;
uint32_t td_len;
uint32_t td_next;
uint32_t td_rsvd[3];
};
#define td_stat td_ctl0
#define RTW_TXCTL0_OWN BIT(31) /* 1: ready to Tx */
#define RTW_TXCTL0_RSVD0 BIT(30) /* reserved */
#define RTW_TXCTL0_FS BIT(29) /* first segment */
#define RTW_TXCTL0_LS BIT(28) /* last segment */
#define RTW_TXCTL0_RATE_MASK BITS(27,24) /* Tx rate */
#define RTW_TXCTL0_RATE_1MBPS LSHIFT(0, RTW_TXCTL0_RATE_MASK)
#define RTW_TXCTL0_RATE_2MBPS LSHIFT(1, RTW_TXCTL0_RATE_MASK)
#define RTW_TXCTL0_RATE_5MBPS LSHIFT(2, RTW_TXCTL0_RATE_MASK)
#define RTW_TXCTL0_RATE_11MBPS LSHIFT(3, RTW_TXCTL0_RATE_MASK)
#define RTW_TXCTL0_RTSEN BIT(23) /* RTS Enable */
#define RTW_TXCTL0_RTSRATE_MASK BITS(22,19) /* Tx rate */
#define RTW_TXCTL0_RTSRATE_1MBPS LSHIFT(0, RTW_TXCTL0_RTSRATE_MASK)
#define RTW_TXCTL0_RTSRATE_2MBPS LSHIFT(1, RTW_TXCTL0_RTSRATE_MASK)
#define RTW_TXCTL0_RTSRATE_5MBPS LSHIFT(2, RTW_TXCTL0_RTSRATE_MASK)
#define RTW_TXCTL0_RTSRATE_11MBPS LSHIFT(3, RTW_TXCTL0_RTSRATE_MASK)
#define RTW_TXCTL0_BEACON BIT(18) /* packet is a beacon */
#define RTW_TXCTL0_MOREFRAG BIT(17) /* another fragment follows */
#define RTW_TXCTL0_SPLCP BIT(16) /* add short PLCP preamble
* and header
*/
#define RTW_TXCTL0_KEYID_MASK BITS(15,14) /* default key id */
#define RTW_TXCTL0_RSVD1_MASK BITS(13,12) /* reserved */
#define RTW_TXCTL0_TPKTSIZE_MASK BITS(11,0) /* Tx packet size
* in bytes
*/
#define RTW_TXSTAT_OWN RTW_TXCTL0_OWN
#define RTW_TXSTAT_RSVD0 RTW_TXCTL0_RSVD0
#define RTW_TXSTAT_FS RTW_TXCTL0_FS
#define RTW_TXSTAT_LS RTW_TXCTL0_LS
#define RTW_TXSTAT_RSVD1_MASK BITS(27,16)
#define RTW_TXSTAT_TOK BIT(15)
#define RTW_TXSTAT_RTSRETRY_MASK BITS(14,8) /* RTS retry count */
#define RTW_TXSTAT_DRC_MASK BITS(7,0) /* Data retry count */
#define RTW_TXCTL1_LENGEXT BIT(31) /* supplements _LENGTH
* in packets sent 5.5Mb/s or
* faster
*/
#define RTW_TXCTL1_LENGTH_MASK BITS(30,16) /* PLCP length (microseconds) */
#define RTW_TXCTL1_RTSDUR_MASK BITS(15,0) /* RTS Duration
* (microseconds)
*/
#define RTW_TXLEN_LENGTH_MASK BITS(11,0) /* Tx buffer length in bytes */
/* Rx descriptor */
struct rtw_rxdesc {
uint32_t rd_ctl;
uint32_t rd_rsvd0;
uint32_t rd_buf;
uint32_t rd_rsvd1;
};
#define rd_stat rd_ctl
#define rd_rssi rd_rsvd0
#define rd_tsftl rd_buf /* valid only when RTW_RXSTAT_LS is set */
#define rd_tsfth rd_rsvd1 /* valid only when RTW_RXSTAT_LS is set */
#define RTW_RXCTL_OWN BIT(31) /* 1: owned by NIC */
#define RTW_RXCTL_EOR BIT(30) /* end of ring */
#define RTW_RXCTL_FS BIT(29) /* first segment */
#define RTW_RXCTL_LS BIT(28) /* last segment */
#define RTW_RXCTL_RSVD0_MASK BITS(29,12) /* reserved */
#define RTW_RXCTL_LENGTH_MASK BITS(11,0) /* Rx buffer length */
#define RTW_RXSTAT_OWN RTW_RXCTL_OWN
#define RTW_RXSTAT_EOR RTW_RXCTL_EOR
#define RTW_RXSTAT_FS RTW_RXCTL_FS /* first segment */
#define RTW_RXSTAT_LS RTW_RXCTL_LS /* last segment */
#define RTW_RXSTAT_DMAFAIL BIT(27) /* DMA failure on this pkt */
#define RTW_RXSTAT_BOVF BIT(26) /* buffer overflow XXX means
* FIFO exhausted?
*/
#define RTW_RXSTAT_SPLCP BIT(25) /* Rx'd with short preamble
* and PLCP header
*/
#define RTW_RXSTAT_RSVD1 BIT(24) /* reserved */
#define RTW_RXSTAT_RATE_MASK BITS(23,20) /* Rx rate */
#define RTW_RXSTAT_RATE_1MBPS LSHIFT(0, RTW_RXSTAT_RATE_MASK)
#define RTW_RXSTAT_RATE_2MBPS LSHIFT(1, RTW_RXSTAT_RATE_MASK)
#define RTW_RXSTAT_RATE_5MBPS LSHIFT(2, RTW_RXSTAT_RATE_MASK)
#define RTW_RXSTAT_RATE_11MBPS LSHIFT(3, RTW_RXSTAT_RATE_MASK)
#define RTW_RXSTAT_MIC BIT(19) /* XXX from reference driver */
#define RTW_RXSTAT_MAR BIT(18) /* is multicast */
#define RTW_RXSTAT_PAR BIT(17) /* matches RTL8180's MAC */
#define RTW_RXSTAT_BAR BIT(16) /* is broadcast */
#define RTW_RXSTAT_RES BIT(15) /* error summary. valid when
* RTW_RXSTAT_LS set. indicates
* that either RTW_RXSTAT_CRC32
* or RTW_RXSTAT_ICV is set.
*/
#define RTW_RXSTAT_PWRMGT BIT(14) /* 802.11 PWRMGMT bit is set */
#define RTW_RXSTAT_CRC16 BIT(14) /* XXX CRC16 error, from
* reference driver
*/
#define RTW_RXSTAT_CRC32 BIT(13) /* CRC32 error */
#define RTW_RXSTAT_ICV BIT(12) /* ICV error */
#define RTW_RXSTAT_LENGTH_MASK BITS(11,0) /* frame length, including
* CRC32
*/
/* Convenient status conjunction. */
#define RTW_RXSTAT_ONESEG (RTW_RXSTAT_FS|RTW_RXSTAT_LS)
/* Convenient status disjunctions. */
#define RTW_RXSTAT_IOERROR (RTW_RXSTAT_DMAFAIL|RTW_RXSTAT_BOVF)
#define RTW_RXSTAT_DEBUG (RTW_RXSTAT_SPLCP|RTW_RXSTAT_MAR|\
RTW_RXSTAT_PAR|RTW_RXSTAT_BAR|\
RTW_RXSTAT_PWRMGT|RTW_RXSTAT_CRC32|\
RTW_RXSTAT_ICV)
#define RTW_RXRSSI_VLAN BITS(32,16) /* XXX from reference driver */
/* for Philips RF front-ends */
#define RTW_RXRSSI_RSSI BITS(15,8) /* RF energy at the PHY */
/* for RF front-ends by Intersil, Maxim, RFMD */
#define RTW_RXRSSI_IMR_RSSI BITS(15,9) /* RF energy at the PHY */
#define RTW_RXRSSI_IMR_LNA BIT(8) /* 1: LNA activated */
#define RTW_RXRSSI_SQ BITS(7,0) /* Barker code-lock quality */
#define RTW_READ8(regs, ofs) \
bus_space_read_1((regs)->r_bt, (regs)->r_bh, (ofs))
#define RTW_READ16(regs, ofs) \
bus_space_read_2((regs)->r_bt, (regs)->r_bh, (ofs))
#define RTW_READ(regs, ofs) \
bus_space_read_4((regs)->r_bt, (regs)->r_bh, (ofs))
#define RTW_WRITE8(regs, ofs, val) \
bus_space_write_1((regs)->r_bt, (regs)->r_bh, (ofs), (val))
#define RTW_WRITE16(regs, ofs, val) \
bus_space_write_2((regs)->r_bt, (regs)->r_bh, (ofs), (val))
#define RTW_WRITE(regs, ofs, val) \
bus_space_write_4((regs)->r_bt, (regs)->r_bh, (ofs), (val))
#define RTW_ISSET(regs, reg, mask) \
(RTW_READ((regs), (reg)) & (mask))
#define RTW_CLR(regs, reg, mask) \
RTW_WRITE((regs), (reg), RTW_READ((regs), (reg)) & ~(mask))
/* bus_space(9) lied? */
#ifndef BUS_SPACE_BARRIER_SYNC
#define BUS_SPACE_BARRIER_SYNC (BUS_SPACE_BARRIER_READ|BUS_SPACE_BARRIER_WRITE)
#endif
#ifndef BUS_SPACE_BARRIER_READ_BEFORE_READ
#define BUS_SPACE_BARRIER_READ_BEFORE_READ BUS_SPACE_BARRIER_READ
#endif
#ifndef BUS_SPACE_BARRIER_READ_BEFORE_WRITE
#define BUS_SPACE_BARRIER_READ_BEFORE_WRITE BUS_SPACE_BARRIER_READ
#endif
#ifndef BUS_SPACE_BARRIER_WRITE_BEFORE_READ
#define BUS_SPACE_BARRIER_WRITE_BEFORE_READ BUS_SPACE_BARRIER_WRITE
#endif
#ifndef BUS_SPACE_BARRIER_WRITE_BEFORE_WRITE
#define BUS_SPACE_BARRIER_WRITE_BEFORE_WRITE BUS_SPACE_BARRIER_WRITE
#endif
/*
* Bus barrier
*
* Complete outstanding read and/or write ops on [reg0, reg1]
* ([reg1, reg0]) before starting new ops on the same region. See
* acceptable bus_space_barrier(9) for the flag definitions.
*/
#define RTW_BARRIER(regs, reg0, reg1, flags) \
bus_space_barrier((regs)->r_bh, (regs)->r_bt, \
MIN(reg0, reg1), MAX(reg0, reg1) - MIN(reg0, reg1) + 4, flags)
/*
* Barrier convenience macros.
*/
/* sync */
#define RTW_SYNC(regs, reg0, reg1) \
RTW_BARRIER(regs, reg0, reg1, BUS_SPACE_BARRIER_SYNC)
/* write-before-write */
#define RTW_WBW(regs, reg0, reg1) \
RTW_BARRIER(regs, reg0, reg1, BUS_SPACE_BARRIER_WRITE_BEFORE_WRITE)
/* write-before-read */
#define RTW_WBR(regs, reg0, reg1) \
RTW_BARRIER(regs, reg0, reg1, BUS_SPACE_BARRIER_WRITE_BEFORE_READ)
/* read-before-read */
#define RTW_RBR(regs, reg0, reg1) \
RTW_BARRIER(regs, reg0, reg1, BUS_SPACE_BARRIER_READ_BEFORE_READ)
/* read-before-read */
#define RTW_RBW(regs, reg0, reg1) \
RTW_BARRIER(regs, reg0, reg1, BUS_SPACE_BARRIER_READ_BEFORE_WRITE)
#define RTW_WBRW(regs, reg0, reg1) \
RTW_BARRIER(regs, reg0, reg1, \
BUS_SPACE_BARRIER_WRITE_BEFORE_READ | \
BUS_SPACE_BARRIER_WRITE_BEFORE_WRITE)
/*
* Registers for RTL8180L's built-in baseband modem.
*/
#define RTW_BBP_SYS1 0x00
#define RTW_BBP_TXAGC 0x03 /* guess: transmit auto gain control */
#define RTW_BBP_LNADET 0x04 /* guess: low-noise amplifier activation
* threshold
*/
#define RTW_BBP_IFAGCINI 0x05 /* guess: intermediate frequency (IF)
* auto-gain control (AGC) initial value
*/
#define RTW_BBP_IFAGCLIMIT 0x06 /* guess: IF AGC maximum value */
#define RTW_BBP_IFAGCDET 0x07 /* guess: activation threshold for
* IF AGC loop
*/
#define RTW_BBP_ANTATTEN 0x10 /* guess: antenna & attenuation */
#define RTW_BBP_ANTATTEN_PHILIPS_MAGIC 0x91
#define RTW_BBP_ANTATTEN_INTERSIL_MAGIC 0x92
#define RTW_BBP_ANTATTEN_RFMD_MAGIC 0x93
#define RTW_BBP_ANTATTEN_MAXIM_MAGIC 0xb3
#define RTW_BBP_ANTATTEN_DFLANTB 0x40
#define RTW_BBP_ANTATTEN_CHAN14 0x0c
#define RTW_BBP_TRL 0x11 /* guess: transmit/receive
* switch latency
*/
#define RTW_BBP_SYS2 0x12
#define RTW_BBP_SYS2_ANTDIV 0x80 /* enable antenna diversity */
#define RTW_BBP_SYS2_RATE_MASK BITS(5,4) /* loopback rate?
* 0: 1Mbps
* 1: 2Mbps
* 2: 5.5Mbps
* 3: 11Mbps
*/
#define RTW_BBP_SYS3 0x13
/* carrier-sense threshold */
#define RTW_BBP_SYS3_CSTHRESH_MASK BITS(0,3)
#define RTW_BBP_CHESTLIM 0x19 /* guess: channel energy-detect
* threshold
*/
#define RTW_BBP_CHSQLIM 0x1a /* guess: channel signal-quality
* threshold
*/