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      1 /*	$NetBSD: if_alcreg.h,v 1.10 2024/02/09 22:08:35 andvar Exp $	*/
      2 /*	$OpenBSD: if_alcreg.h,v 1.1 2009/08/08 09:31:13 kevlo Exp $	*/
      3 /*-
      4  * Copyright (c) 2009, Pyun YongHyeon <yongari (at) FreeBSD.org>
      5  * All rights reserved.
      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 unmodified, this list of conditions, and the following
     12  *    disclaimer.
     13  * 2. Redistributions in binary form must reproduce the above copyright
     14  *    notice, this list of conditions and the following disclaimer in the
     15  *    documentation and/or other materials provided with the distribution.
     16  *
     17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
     18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
     19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
     20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
     21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     27  * SUCH DAMAGE.
     28  *
     29  * $FreeBSD: src/sys/dev/alc/if_alcreg.h,v 1.1 2009/06/10 02:07:58 yongari Exp $
     30  */
     31 
     32 #ifndef	_IF_ALCREG_H
     33 #define	_IF_ALCREG_H
     34 
     35 #define	ALC_PCIR_BAR			0x10
     36 
     37 #define	ATHEROS_AR8152_B_V10		0xC0
     38 #define	ATHEROS_AR8152_B_V11		0xC1
     39 
     40 /*
     41  * Atheros AR816x/AR817x revisions
     42  */
     43 #define	AR816X_REV_A0			0
     44 #define	AR816X_REV_A1			1
     45 #define	AR816X_REV_B0			2
     46 #define	AR816X_REV_C0			3
     47 
     48 #define	AR816X_REV_SHIFT		3
     49 #define	AR816X_REV(x)			((x) >> AR816X_REV_SHIFT)
     50 
     51 /* 0x0000 - 0x02FF : PCIe configuration space */
     52 
     53 #define	ALC_PEX_UNC_ERR_SEV		0x10C
     54 #define	PEX_UNC_ERR_SEV_TRN		0x00000001
     55 #define	PEX_UNC_ERR_SEV_DLP		0x00000010
     56 #define	PEX_UNC_ERR_SEV_PSN_TLP		0x00001000
     57 #define	PEX_UNC_ERR_SEV_FCP		0x00002000
     58 #define	PEX_UNC_ERR_SEV_CPL_TO		0x00004000
     59 #define	PEX_UNC_ERR_SEV_CA		0x00008000
     60 #define	PEX_UNC_ERR_SEV_UC		0x00010000
     61 #define	PEX_UNC_ERR_SEV_ROV		0x00020000
     62 #define	PEX_UNC_ERR_SEV_MLFP		0x00040000
     63 #define	PEX_UNC_ERR_SEV_ECRC		0x00080000
     64 #define	PEX_UNC_ERR_SEV_UR		0x00100000
     65 
     66 #define	ALC_EEPROM_LD			0x204	/* AR816x */
     67 #define	EEPROM_LD_START			0x00000001
     68 #define	EEPROM_LD_IDLE			0x00000010
     69 #define	EEPROM_LD_DONE			0x00000000
     70 #define	EEPROM_LD_PROGRESS		0x00000020
     71 #define	EEPROM_LD_EXIST			0x00000100
     72 #define	EEPROM_LD_EEPROM_EXIST		0x00000200
     73 #define	EEPROM_LD_FLASH_EXIST		0x00000400
     74 #define	EEPROM_LD_FLASH_END_ADDR_MASK	0x03FF0000
     75 #define	EEPROM_LD_FLASH_END_ADDR_SHIFT	16
     76 
     77 #define	ALC_TWSI_CFG			0x218
     78 #define	TWSI_CFG_SW_LD_START		0x00000800
     79 #define	TWSI_CFG_HW_LD_START		0x00001000
     80 #define	TWSI_CFG_LD_EXIST		0x00400000
     81 
     82 #define	ALC_SLD				0x218	/* AR816x */
     83 #define	SLD_START			0x00000800
     84 #define	SLD_PROGRESS			0x00001000
     85 #define	SLD_IDLE			0x00002000
     86 #define	SLD_SLVADDR_MASK		0x007F0000
     87 #define	SLD_EXIST			0x00800000
     88 #define	SLD_FREQ_MASK			0x03000000
     89 #define	SLD_FREQ_100K			0x00000000
     90 #define	SLD_FREQ_200K			0x01000000
     91 #define	SLD_FREQ_300K			0x02000000
     92 #define	SLD_FREQ_400K			0x03000000
     93 
     94 #define	ALC_PCIE_PHYMISC		0x1000
     95 #define	PCIE_PHYMISC_FORCE_RCV_DET	0x00000004
     96 
     97 #define	ALC_PCIE_PHYMISC2		0x1004
     98 #define	PCIE_PHYMISC2_SERDES_CDR_MASK	0x00030000
     99 #define	PCIE_PHYMISC2_SERDES_TH_MASK	0x000C0000
    100 #define	PCIE_PHYMISC2_SERDES_CDR_SHIFT	16
    101 #define	PCIE_PHYMISC2_SERDES_TH_SHIFT	18
    102 
    103 #define	ALC_PDLL_TRNS1			0x1104
    104 #define	PDLL_TRNS1_D3PLLOFF_ENB		0x00000800
    105 
    106 #define	ALC_TWSI_DEBUG			0x1108
    107 #define	TWSI_DEBUG_DEV_EXIST		0x20000000
    108 
    109 #define	ALC_EEPROM_CFG			0x12C0
    110 #define	EEPROM_CFG_DATA_HI_MASK		0x0000FFFF
    111 #define	EEPROM_CFG_ADDR_MASK		0x03FF0000
    112 #define	EEPROM_CFG_ACK			0x40000000
    113 #define	EEPROM_CFG_RW			0x80000000
    114 #define	EEPROM_CFG_DATA_HI_SHIFT	0
    115 #define	EEPROM_CFG_ADDR_SHIFT		16
    116 
    117 #define	ALC_EEPROM_DATA_LO		0x12C4
    118 
    119 #define	ALC_OPT_CFG			0x12F0
    120 #define	OPT_CFG_CLK_ENB			0x00000002
    121 
    122 #define	ALC_PM_CFG			0x12F8
    123 #define	PM_CFG_SERDES_ENB		0x00000001
    124 #define	PM_CFG_RBER_ENB			0x00000002
    125 #define	PM_CFG_CLK_REQ_ENB		0x00000004
    126 #define	PM_CFG_ASPM_L1_ENB		0x00000008
    127 #define	PM_CFG_SERDES_L1_ENB		0x00000010
    128 #define	PM_CFG_SERDES_PLL_L1_ENB	0x00000020
    129 #define	PM_CFG_SERDES_PD_EX_L1		0x00000040
    130 #define	PM_CFG_SERDES_BUDS_RX_L1_ENB	0x00000080
    131 #define	PM_CFG_L0S_ENTRY_TIMER_MASK	0x00000F00
    132 #define	PM_CFG_RX_L1_AFTER_L0S		0x00000800
    133 #define	PM_CFG_ASPM_L0S_ENB		0x00001000
    134 #define	PM_CFG_CLK_SWH_L1		0x00002000
    135 #define	PM_CFG_CLK_PWM_VER1_1		0x00004000
    136 #define	PM_CFG_PCIE_RECV		0x00008000
    137 #define	PM_CFG_L1_ENTRY_TIMER_MASK	0x000F0000
    138 #define	PM_CFG_L1_ENTRY_TIMER_816X_MASK	0x00070000
    139 #define	PM_CFG_TX_L1_AFTER_L0S		0x00080000
    140 #define	PM_CFG_PM_REQ_TIMER_MASK	0x00F00000
    141 #define	PM_CFG_LCKDET_TIMER_MASK	0x0F000000
    142 #define	PM_CFG_EN_BUFS_RX_L0S		0x10000000
    143 #define	PM_CFG_SA_DLY_ENB		0x20000000
    144 #define	PM_CFG_MAC_ASPM_CHK		0x40000000
    145 #define	PM_CFG_HOTRST			0x80000000
    146 #define	PM_CFG_L0S_ENTRY_TIMER_SHIFT	8
    147 #define	PM_CFG_L1_ENTRY_TIMER_SHIFT	16
    148 #define	PM_CFG_PM_REQ_TIMER_SHIFT	20
    149 #define	PM_CFG_LCKDET_TIMER_SHIFT	24
    150 
    151 #define	PM_CFG_L0S_ENTRY_TIMER_DEFAULT	6
    152 #define	PM_CFG_L1_ENTRY_TIMER_DEFAULT	1
    153 #define	PM_CFG_L1_ENTRY_TIMER_816X_DEFAULT	4
    154 #define	PM_CFG_LCKDET_TIMER_DEFAULT	12
    155 #define	PM_CFG_PM_REQ_TIMER_DEFAULT	12
    156 #define	PM_CFG_PM_REQ_TIMER_816X_DEFAULT	15
    157 
    158 #define	ALC_LTSSM_ID_CFG		0x12FC
    159 #define	LTSSM_ID_WRO_ENB		0x00001000
    160 
    161 #define	ALC_MASTER_CFG			0x1400
    162 #define	MASTER_RESET			0x00000001
    163 #define	MASTER_TEST_MODE_MASK		0x0000000C
    164 #define	MASTER_BERT_START		0x00000010
    165 #define	MASTER_WAKEN_25M		0x00000020
    166 #define	MASTER_OOB_DIS_OFF		0x00000040
    167 #define	MASTER_SA_TIMER_ENB		0x00000080
    168 #define	MASTER_MTIMER_ENB		0x00000100
    169 #define	MASTER_MANUAL_INTR_ENB		0x00000200
    170 #define	MASTER_IM_TX_TIMER_ENB		0x00000400
    171 #define	MASTER_IM_RX_TIMER_ENB		0x00000800
    172 #define	MASTER_CLK_SEL_DIS		0x00001000
    173 #define	MASTER_CLK_SWH_MODE		0x00002000
    174 #define	MASTER_INTR_RD_CLR		0x00004000
    175 #define	MASTER_CHIP_REV_MASK		0x00FF0000
    176 #define	MASTER_CHIP_ID_MASK		0x7F000000
    177 #define	MASTER_OTP_SEL			0x80000000
    178 #define	MASTER_TEST_MODE_SHIFT		2
    179 #define	MASTER_CHIP_REV_SHIFT		16
    180 #define	MASTER_CHIP_ID_SHIFT		24
    181 
    182 /* Number of ticks per usec for AR813x/AR815x. */
    183 #define	ALC_TICK_USECS			2
    184 #define	ALC_USECS(x)			((x) / ALC_TICK_USECS)
    185 
    186 #define	ALC_MANUAL_TIMER		0x1404
    187 
    188 #define	ALC_IM_TIMER			0x1408
    189 #define	IM_TIMER_TX_MASK		0x0000FFFF
    190 #define	IM_TIMER_RX_MASK		0xFFFF0000
    191 #define	IM_TIMER_TX_SHIFT		0
    192 #define	IM_TIMER_RX_SHIFT		16
    193 #define	ALC_IM_TIMER_MIN		0
    194 #define	ALC_IM_TIMER_MAX		130000	/* 130ms */
    195 /*
    196  * 100us will ensure alc(4) wouldn't generate more than 10000 Rx
    197  * interrupts in a second.
    198  */
    199 #define	ALC_IM_RX_TIMER_DEFAULT		100	/* 100us */
    200 /*
    201  * alc(4) does not rely on Tx completion interrupts, so set it
    202  * somewhat large value to reduce Tx completion interrupts.
    203  */
    204 #define	ALC_IM_TX_TIMER_DEFAULT		1000	/* 1ms */
    205 
    206 #define	ALC_GPHY_CFG			0x140C	/* 16 bits, 32 bits on AR816x */
    207 #define	GPHY_CFG_EXT_RESET		0x0001
    208 #define	GPHY_CFG_RTL_MODE		0x0002
    209 #define	GPHY_CFG_LED_MODE		0x0004
    210 #define	GPHY_CFG_ANEG_NOW		0x0008
    211 #define	GPHY_CFG_RECV_ANEG		0x0010
    212 #define	GPHY_CFG_GATE_25M_ENB		0x0020
    213 #define	GPHY_CFG_LPW_EXIT		0x0040
    214 #define	GPHY_CFG_PHY_IDDQ		0x0080
    215 #define	GPHY_CFG_PHY_IDDQ_DIS		0x0100
    216 #define	GPHY_CFG_PCLK_SEL_DIS		0x0200
    217 #define	GPHY_CFG_HIB_EN			0x0400
    218 #define	GPHY_CFG_HIB_PULSE		0x0800
    219 #define	GPHY_CFG_SEL_ANA_RESET		0x1000
    220 #define	GPHY_CFG_PHY_PLL_ON		0x2000
    221 #define	GPHY_CFG_PWDOWN_HW		0x4000
    222 #define	GPHY_CFG_PHY_PLL_BYPASS		0x8000
    223 #define	GPHY_CFG_100AB_ENB		0x00020000
    224 
    225 #define	ALC_IDLE_STATUS			0x1410
    226 #define	IDLE_STATUS_RXMAC		0x00000001
    227 #define	IDLE_STATUS_TXMAC		0x00000002
    228 #define	IDLE_STATUS_RXQ			0x00000004
    229 #define	IDLE_STATUS_TXQ			0x00000008
    230 #define	IDLE_STATUS_DMARD		0x00000010
    231 #define	IDLE_STATUS_DMAWR		0x00000020
    232 #define	IDLE_STATUS_SMB			0x00000040
    233 #define	IDLE_STATUS_CMB			0x00000080
    234 
    235 #define	ALC_MDIO			0x1414
    236 #define	MDIO_DATA_MASK			0x0000FFFF
    237 #define	MDIO_REG_ADDR_MASK		0x001F0000
    238 #define	MDIO_OP_READ			0x00200000
    239 #define	MDIO_OP_WRITE			0x00000000
    240 #define	MDIO_SUP_PREAMBLE		0x00400000
    241 #define	MDIO_OP_EXECUTE			0x00800000
    242 #define	MDIO_CLK_25_4			0x00000000
    243 #define	MDIO_CLK_25_6			0x02000000
    244 #define	MDIO_CLK_25_8			0x03000000
    245 #define	MDIO_CLK_25_10			0x04000000
    246 #define	MDIO_CLK_25_14			0x05000000
    247 #define	MDIO_CLK_25_20			0x06000000
    248 #define	MDIO_CLK_25_128			0x07000000
    249 #define	MDIO_OP_BUSY			0x08000000
    250 #define	MDIO_AP_ENB			0x10000000
    251 #define	MDIO_MODE_EXT			0x40000000
    252 #define	MDIO_DATA_SHIFT			0
    253 #define	MDIO_REG_ADDR_SHIFT		16
    254 
    255 #define	MDIO_REG_ADDR(x)	\
    256 	(((x) << MDIO_REG_ADDR_SHIFT) & MDIO_REG_ADDR_MASK)
    257 /* Default PHY address. */
    258 #define	ALC_PHY_ADDR			0
    259 
    260 #define	ALC_PHY_STATUS			0x1418
    261 #define	PHY_STATUS_RECV_ENB		0x00000001
    262 #define	PHY_STATUS_GENERAL_MASK		0x0000FFFF
    263 #define	PHY_STATUS_OE_PWSP_MASK		0x07FF0000
    264 #define	PHY_STATUS_LPW_STATE		0x80000000
    265 #define	PHY_STATIS_OE_PWSP_SHIFT	16
    266 
    267 /* Packet memory BIST. */
    268 #define	ALC_BIST0			0x141C
    269 #define	BIST0_ENB			0x00000001
    270 #define	BIST0_SRAM_FAIL			0x00000002
    271 #define	BIST0_FUSE_FLAG			0x00000004
    272 
    273 /* PCIe retry buffer BIST. */
    274 #define	ALC_BIST1			0x1420
    275 #define	BIST1_ENB			0x00000001
    276 #define	BIST1_SRAM_FAIL			0x00000002
    277 #define	BIST1_FUSE_FLAG			0x00000004
    278 
    279 #define	ALC_SERDES_LOCK			0x1424
    280 #define	SERDES_LOCK_DET			0x00000001
    281 #define	SERDES_LOCK_DET_ENB		0x00000002
    282 #define	SERDES_MAC_CLK_SLOWDOWN		0x00020000
    283 #define	SERDES_PHY_CLK_SLOWDOWN		0x00040000
    284 
    285 #define	ALC_LPI_CTL			0x1440
    286 #define	LPI_CTL_ENB			0x00000001
    287 
    288 #define	ALC_EXT_MDIO			0x1448
    289 #define	EXT_MDIO_REG_MASK		0x0000FFFF
    290 #define	EXT_MDIO_DEVADDR_MASK		0x001F0000
    291 #define	EXT_MDIO_REG_SHIFT		0
    292 #define	EXT_MDIO_DEVADDR_SHIFT		16
    293 
    294 #define	EXT_MDIO_REG(x)		\
    295 	(((x) << EXT_MDIO_REG_SHIFT) & EXT_MDIO_REG_MASK)
    296 #define	EXT_MDIO_DEVADDR(x)	\
    297 	(((x) << EXT_MDIO_DEVADDR_SHIFT) & EXT_MDIO_DEVADDR_MASK)
    298 
    299 #define	ALC_IDLE_DECISN_TIMER		0x1474
    300 #define	IDLE_DECISN_TIMER_DEFAULT_1MS	0x400
    301 
    302 #define	ALC_MAC_CFG			0x1480
    303 #define	MAC_CFG_TX_ENB			0x00000001
    304 #define	MAC_CFG_RX_ENB			0x00000002
    305 #define	MAC_CFG_TX_FC			0x00000004
    306 #define	MAC_CFG_RX_FC			0x00000008
    307 #define	MAC_CFG_LOOP			0x00000010
    308 #define	MAC_CFG_FULL_DUPLEX		0x00000020
    309 #define	MAC_CFG_TX_CRC_ENB		0x00000040
    310 #define	MAC_CFG_TX_AUTO_PAD		0x00000080
    311 #define	MAC_CFG_TX_LENCHK		0x00000100
    312 #define	MAC_CFG_RX_JUMBO_ENB		0x00000200
    313 #define	MAC_CFG_PREAMBLE_MASK		0x00003C00
    314 #define	MAC_CFG_VLAN_TAG_STRIP		0x00004000
    315 #define	MAC_CFG_PROMISC			0x00008000
    316 #define	MAC_CFG_TX_PAUSE		0x00010000
    317 #define	MAC_CFG_SCNT			0x00020000
    318 #define	MAC_CFG_SYNC_RST_TX		0x00040000
    319 #define	MAC_CFG_SIM_RST_TX		0x00080000
    320 #define	MAC_CFG_SPEED_MASK		0x00300000
    321 #define	MAC_CFG_SPEED_10_100		0x00100000
    322 #define	MAC_CFG_SPEED_1000		0x00200000
    323 #define	MAC_CFG_DBG_TX_BACKOFF		0x00400000
    324 #define	MAC_CFG_TX_JUMBO_ENB		0x00800000
    325 #define	MAC_CFG_RXCSUM_ENB		0x01000000
    326 #define	MAC_CFG_ALLMULTI		0x02000000
    327 #define	MAC_CFG_BCAST			0x04000000
    328 #define	MAC_CFG_DBG			0x08000000
    329 #define	MAC_CFG_SINGLE_PAUSE_ENB	0x10000000
    330 #define	MAC_CFG_HASH_ALG_CRC32		0x20000000
    331 #define	MAC_CFG_SPEED_MODE_SW		0x40000000
    332 #define	MAC_CFG_FAST_PAUSE		0x80000000
    333 #define	MAC_CFG_PREAMBLE_SHIFT		10
    334 #define	MAC_CFG_PREAMBLE_DEFAULT	7
    335 
    336 #define	ALC_IPG_IFG_CFG			0x1484
    337 #define	IPG_IFG_IPGT_MASK		0x0000007F
    338 #define	IPG_IFG_MIFG_MASK		0x0000FF00
    339 #define	IPG_IFG_IPG1_MASK		0x007F0000
    340 #define	IPG_IFG_IPG2_MASK		0x7F000000
    341 #define	IPG_IFG_IPGT_SHIFT		0
    342 #define	IPG_IFG_IPGT_DEFAULT		0x60
    343 #define	IPG_IFG_MIFG_SHIFT		8
    344 #define	IPG_IFG_MIFG_DEFAULT		0x50
    345 #define	IPG_IFG_IPG1_SHIFT		16
    346 #define	IPG_IFG_IPG1_DEFAULT		0x40
    347 #define	IPG_IFG_IPG2_SHIFT		24
    348 #define	IPG_IFG_IPG2_DEFAULT		0x60
    349 
    350 /* Station address. */
    351 #define	ALC_PAR0			0x1488
    352 #define	ALC_PAR1			0x148C
    353 
    354 /* 64bit multicast hash register. */
    355 #define	ALC_MAR0			0x1490
    356 #define	ALC_MAR1			0x1494
    357 
    358 /* half-duplex parameter configuration. */
    359 #define	ALC_HDPX_CFG			0x1498
    360 #define	HDPX_CFG_LCOL_MASK		0x000003FF
    361 #define	HDPX_CFG_RETRY_MASK		0x0000F000
    362 #define	HDPX_CFG_EXC_DEF_EN		0x00010000
    363 #define	HDPX_CFG_NO_BACK_C		0x00020000
    364 #define	HDPX_CFG_NO_BACK_P		0x00040000
    365 #define	HDPX_CFG_ABEBE			0x00080000
    366 #define	HDPX_CFG_ABEBT_MASK		0x00F00000
    367 #define	HDPX_CFG_JAMIPG_MASK		0x0F000000
    368 #define	HDPX_CFG_LCOL_SHIFT		0
    369 #define	HDPX_CFG_LCOL_DEFAULT		0x37
    370 #define	HDPX_CFG_RETRY_SHIFT		12
    371 #define	HDPX_CFG_RETRY_DEFAULT		0x0F
    372 #define	HDPX_CFG_ABEBT_SHIFT		20
    373 #define	HDPX_CFG_ABEBT_DEFAULT		0x0A
    374 #define	HDPX_CFG_JAMIPG_SHIFT		24
    375 #define	HDPX_CFG_JAMIPG_DEFAULT		0x07
    376 
    377 #define	ALC_FRAME_SIZE			0x149C
    378 
    379 #define	ALC_WOL_CFG			0x14A0
    380 #define	WOL_CFG_PATTERN			0x00000001
    381 #define	WOL_CFG_PATTERN_ENB		0x00000002
    382 #define	WOL_CFG_MAGIC			0x00000004
    383 #define	WOL_CFG_MAGIC_ENB		0x00000008
    384 #define	WOL_CFG_LINK_CHG		0x00000010
    385 #define	WOL_CFG_LINK_CHG_ENB		0x00000020
    386 #define	WOL_CFG_PATTERN_DET		0x00000100
    387 #define	WOL_CFG_MAGIC_DET		0x00000200
    388 #define	WOL_CFG_LINK_CHG_DET		0x00000400
    389 #define	WOL_CFG_CLK_SWITCH_ENB		0x00008000
    390 #define	WOL_CFG_PATTERN0		0x00010000
    391 #define	WOL_CFG_PATTERN1		0x00020000
    392 #define	WOL_CFG_PATTERN2		0x00040000
    393 #define	WOL_CFG_PATTERN3		0x00080000
    394 #define	WOL_CFG_PATTERN4		0x00100000
    395 #define	WOL_CFG_PATTERN5		0x00200000
    396 #define	WOL_CFG_PATTERN6		0x00400000
    397 
    398 /* WOL pattern length. */
    399 #define	ALC_PATTERN_CFG0		0x14A4
    400 #define	PATTERN_CFG_0_LEN_MASK		0x0000007F
    401 #define	PATTERN_CFG_1_LEN_MASK		0x00007F00
    402 #define	PATTERN_CFG_2_LEN_MASK		0x007F0000
    403 #define	PATTERN_CFG_3_LEN_MASK		0x7F000000
    404 
    405 #define	ALC_PATTERN_CFG1		0x14A8
    406 #define	PATTERN_CFG_4_LEN_MASK		0x0000007F
    407 #define	PATTERN_CFG_5_LEN_MASK		0x00007F00
    408 #define	PATTERN_CFG_6_LEN_MASK		0x007F0000
    409 
    410 /* RSS */
    411 #define	ALC_RSS_KEY0			0x14B0
    412 
    413 #define	ALC_RSS_KEY1			0x14B4
    414 
    415 #define	ALC_RSS_KEY2			0x14B8
    416 
    417 #define	ALC_RSS_KEY3			0x14BC
    418 
    419 #define	ALC_RSS_KEY4			0x14C0
    420 
    421 #define	ALC_RSS_KEY5			0x14C4
    422 
    423 #define	ALC_RSS_KEY6			0x14C8
    424 
    425 #define	ALC_RSS_KEY7			0x14CC
    426 
    427 #define	ALC_RSS_KEY8			0x14D0
    428 
    429 #define	ALC_RSS_KEY9			0x14D4
    430 
    431 #define	ALC_RSS_IDT_TABLE0		0x14E0
    432 
    433 #define	ALC_TD_PRI2_HEAD_ADDR_LO	0x14E0	/* AR816x */
    434 
    435 #define	ALC_RSS_IDT_TABLE1		0x14E4
    436 
    437 #define	ALC_TD_PRI3_HEAD_ADDR_LO	0x14E4	/* AR816x */
    438 
    439 #define	ALC_RSS_IDT_TABLE2		0x14E8
    440 
    441 #define	ALC_RSS_IDT_TABLE3		0x14EC
    442 
    443 #define	ALC_RSS_IDT_TABLE4		0x14F0
    444 
    445 #define	ALC_RSS_IDT_TABLE5		0x14F4
    446 
    447 #define	ALC_RSS_IDT_TABLE6		0x14F8
    448 
    449 #define	ALC_RSS_IDT_TABLE7		0x14FC
    450 
    451 #define	ALC_SRAM_RD0_ADDR		0x1500
    452 
    453 #define	ALC_SRAM_RD1_ADDR		0x1504
    454 
    455 #define	ALC_SRAM_RD2_ADDR		0x1508
    456 
    457 #define	ALC_SRAM_RD3_ADDR		0x150C
    458 
    459 #define	RD_HEAD_ADDR_MASK		0x000003FF
    460 #define	RD_TAIL_ADDR_MASK		0x03FF0000
    461 #define	RD_HEAD_ADDR_SHIFT		0
    462 #define	RD_TAIL_ADDR_SHIFT		16
    463 
    464 #define	ALC_RD_NIC_LEN0			0x1510	/* 8 bytes unit */
    465 #define	RD_NIC_LEN_MASK			0x000003FF
    466 
    467 #define	ALC_RD_NIC_LEN1			0x1514
    468 
    469 #define	ALC_SRAM_TD_ADDR		0x1518
    470 #define	TD_HEAD_ADDR_MASK		0x000003FF
    471 #define	TD_TAIL_ADDR_MASK		0x03FF0000
    472 #define	TD_HEAD_ADDR_SHIFT		0
    473 #define	TD_TAIL_ADDR_SHIFT		16
    474 
    475 #define	ALC_SRAM_TD_LEN			0x151C	/* 8 bytes unit */
    476 #define	SRAM_TD_LEN_MASK		0x000003FF
    477 
    478 #define	ALC_SRAM_RX_FIFO_ADDR		0x1520
    479 
    480 #define	ALC_SRAM_RX_FIFO_LEN		0x1524
    481 #define	SRAM_RX_FIFO_LEN_MASK		0x00000FFF
    482 #define	SRAM_RX_FIFO_LEN_SHIFT		0
    483 
    484 #define	ALC_SRAM_TX_FIFO_ADDR		0x1528
    485 
    486 #define	ALC_SRAM_TX_FIFO_LEN		0x152C
    487 
    488 #define	ALC_SRAM_TCPH_ADDR		0x1530
    489 #define	SRAM_TCPH_ADDR_MASK		0x00000FFF
    490 #define	SRAM_PATH_ADDR_MASK		0x0FFF0000
    491 #define	SRAM_TCPH_ADDR_SHIFT		0
    492 #define	SRAM_PKTH_ADDR_SHIFT		16
    493 
    494 #define	ALC_DMA_BLOCK			0x1534
    495 #define	DMA_BLOCK_LOAD			0x00000001
    496 
    497 #define	ALC_RX_BASE_ADDR_HI		0x1540
    498 
    499 #define	ALC_TX_BASE_ADDR_HI		0x1544
    500 
    501 #define	ALC_SMB_BASE_ADDR_HI		0x1548
    502 
    503 #define	ALC_SMB_BASE_ADDR_LO		0x154C
    504 
    505 #define	ALC_RD0_HEAD_ADDR_LO		0x1550
    506 
    507 #define	ALC_RD1_HEAD_ADDR_LO		0x1554
    508 
    509 #define	ALC_RD2_HEAD_ADDR_LO		0x1558
    510 
    511 #define	ALC_RD3_HEAD_ADDR_LO		0x155C
    512 
    513 #define	ALC_RD_RING_CNT			0x1560
    514 #define	RD_RING_CNT_MASK		0x00000FFF
    515 #define	RD_RING_CNT_SHIFT		0
    516 
    517 #define	ALC_RX_BUF_SIZE			0x1564
    518 #define	RX_BUF_SIZE_MASK		0x0000FFFF
    519 /*
    520  * If larger buffer size than 1536 is specified the controller
    521  * will be locked up. This is hardware limitation.
    522  */
    523 #define	RX_BUF_SIZE_MAX			1536
    524 
    525 #define	ALC_RRD0_HEAD_ADDR_LO		0x1568
    526 
    527 #define	ALC_RRD1_HEAD_ADDR_LO		0x156C
    528 
    529 #define	ALC_RRD2_HEAD_ADDR_LO		0x1570
    530 
    531 #define	ALC_RRD3_HEAD_ADDR_LO		0x1574
    532 
    533 #define	ALC_RRD_RING_CNT		0x1578
    534 #define	RRD_RING_CNT_MASK		0x00000FFF
    535 #define	RRD_RING_CNT_SHIFT		0
    536 
    537 #define	ALC_TDH_HEAD_ADDR_LO		0x157C
    538 
    539 #define	ALC_TD_PRI1_HEAD_ADDR_LO	0x157C	/* AR816x */
    540 
    541 #define	ALC_TDL_HEAD_ADDR_LO		0x1580
    542 
    543 #define	ALC_TD_PRI0_HEAD_ADDR_LO	0x1580	/* AR816x */
    544 
    545 #define	ALC_TD_RING_CNT			0x1584
    546 #define	TD_RING_CNT_MASK		0x0000FFFF
    547 #define	TD_RING_CNT_SHIFT		0
    548 
    549 #define	ALC_CMB_BASE_ADDR_LO		0x1588
    550 
    551 #define	ALC_TXQ_CFG			0x1590
    552 #define	TXQ_CFG_TD_BURST_MASK		0x0000000F
    553 #define	TXQ_CFG_IP_OPTION_ENB		0x00000010
    554 #define	TXQ_CFG_ENB			0x00000020
    555 #define	TXQ_CFG_ENHANCED_MODE		0x00000040
    556 #define	TXQ_CFG_8023_ENB		0x00000080
    557 #define	TXQ_CFG_TX_FIFO_BURST_MASK	0xFFFF0000
    558 #define	TXQ_CFG_TD_BURST_SHIFT		0
    559 #define	TXQ_CFG_TD_BURST_DEFAULT	5
    560 #define	TXQ_CFG_TX_FIFO_BURST_SHIFT	16
    561 
    562 #define	ALC_TSO_OFFLOAD_THRESH		0x1594	/* 8 bytes unit */
    563 #define	TSO_OFFLOAD_THRESH_MASK		0x000007FF
    564 #define	TSO_OFFLOAD_ERRLGPKT_DROP_ENB	0x00000800
    565 #define	TSO_OFFLOAD_THRESH_SHIFT	0
    566 #define	TSO_OFFLOAD_THRESH_UNIT		8
    567 #define	TSO_OFFLOAD_THRESH_UNIT_SHIFT	3
    568 
    569 #define	ALC_TXF_WATER_MARK		0x1598	/* 8 bytes unit */
    570 #define	TXF_WATER_MARK_HI_MASK		0x00000FFF
    571 #define	TXF_WATER_MARK_LO_MASK		0x0FFF0000
    572 #define	TXF_WATER_MARK_BURST_ENB	0x80000000
    573 #define	TXF_WATER_MARK_LO_SHIFT		0
    574 #define	TXF_WATER_MARK_HI_SHIFT		16
    575 
    576 #define	ALC_THROUGHPUT_MON		0x159C
    577 #define	THROUGHPUT_MON_RATE_MASK	0x00000003
    578 #define	THROUGHPUT_MON_ENB		0x00000080
    579 #define	THROUGHPUT_MON_RATE_SHIFT	0
    580 
    581 #define	ALC_RXQ_CFG			0x15A0
    582 #define	RXQ_CFG_ASPM_THROUGHPUT_LIMIT_MASK	0x00000003
    583 #define	RXQ_CFG_ASPM_THROUGHPUT_LIMIT_NONE	0x00000000
    584 #define	RXQ_CFG_ASPM_THROUGHPUT_LIMIT_1M	0x00000001
    585 #define	RXQ_CFG_ASPM_THROUGHPUT_LIMIT_10M	0x00000002
    586 #define	RXQ_CFG_ASPM_THROUGHPUT_LIMIT_100M	0x00000003
    587 #define	RXQ_CFG_QUEUE1_ENB		0x00000010
    588 #define	RXQ_CFG_QUEUE2_ENB		0x00000020
    589 #define	RXQ_CFG_QUEUE3_ENB		0x00000040
    590 #define	RXQ_CFG_IPV6_CSUM_ENB		0x00000080
    591 #define	RXQ_CFG_RSS_HASH_TBL_LEN_MASK	0x0000FF00
    592 #define	RXQ_CFG_RSS_HASH_IPV4		0x00010000
    593 #define	RXQ_CFG_RSS_HASH_IPV4_TCP	0x00020000
    594 #define	RXQ_CFG_RSS_HASH_IPV6		0x00040000
    595 #define	RXQ_CFG_RSS_HASH_IPV6_TCP	0x00080000
    596 #define	RXQ_CFG_RD_BURST_MASK		0x03F00000
    597 #define	RXQ_CFG_RSS_MODE_DIS		0x00000000
    598 #define	RXQ_CFG_RSS_MODE_SQSINT		0x04000000
    599 #define	RXQ_CFG_RSS_MODE_MQUESINT	0x08000000
    600 #define	RXQ_CFG_RSS_MODE_MQUEMINT	0x0C000000
    601 #define	RXQ_CFG_NIP_QUEUE_SEL_TBL	0x10000000
    602 #define	RXQ_CFG_RSS_HASH_ENB		0x20000000
    603 #define	RXQ_CFG_CUT_THROUGH_ENB		0x40000000
    604 #define	RXQ_CFG_QUEUE0_ENB		0x80000000
    605 #define	RXQ_CFG_RSS_HASH_TBL_LEN_SHIFT	8
    606 #define	RXQ_CFG_RD_BURST_DEFAULT	8
    607 #define	RXQ_CFG_RD_BURST_SHIFT		20
    608 #define	RXQ_CFG_ENB					\
    609 	(RXQ_CFG_QUEUE0_ENB | RXQ_CFG_QUEUE1_ENB |	\
    610 	 RXQ_CFG_QUEUE2_ENB | RXQ_CFG_QUEUE3_ENB)
    611 
    612 /* AR816x specific bits */
    613 #define	RXQ_CFG_816X_RSS_HASH_IPV4	0x00000004
    614 #define	RXQ_CFG_816X_RSS_HASH_IPV4_TCP	0x00000008
    615 #define	RXQ_CFG_816X_RSS_HASH_IPV6	0x00000010
    616 #define	RXQ_CFG_816X_RSS_HASH_IPV6_TCP	0x00000020
    617 #define	RXQ_CFG_816X_RSS_HASH_MASK	0x0000003C
    618 #define	RXQ_CFG_816X_IPV6_PARSE_ENB	0x00000080
    619 #define	RXQ_CFG_816X_IDT_TBL_SIZE_MASK	0x0001FF00
    620 #define	RXQ_CFG_816X_IDT_TBL_SIZE_SHIFT	8
    621 #define	RXQ_CFG_816X_IDT_TBL_SIZE_DEFAULT	0x100
    622 
    623 #define	ALC_RX_RD_FREE_THRESH		0x15A4	/* 8 bytes unit. */
    624 #define	RX_RD_FREE_THRESH_HI_MASK	0x0000003F
    625 #define	RX_RD_FREE_THRESH_LO_MASK	0x00000FC0
    626 #define	RX_RD_FREE_THRESH_HI_SHIFT	0
    627 #define	RX_RD_FREE_THRESH_LO_SHIFT	6
    628 #define	RX_RD_FREE_THRESH_HI_DEFAULT	16
    629 #define	RX_RD_FREE_THRESH_LO_DEFAULT	8
    630 
    631 #define	ALC_RX_FIFO_PAUSE_THRESH	0x15A8
    632 #define	RX_FIFO_PAUSE_THRESH_LO_MASK	0x00000FFF
    633 #define	RX_FIFO_PAUSE_THRESH_HI_MASK	0x0FFF0000
    634 #define	RX_FIFO_PAUSE_THRESH_LO_SHIFT	0
    635 #define	RX_FIFO_PAUSE_THRESH_HI_SHIFT	16
    636 /*
    637  * Size = tx-packet(1522) + IPG(12) + SOF(8) + 64(Pause) + IPG(12) + SOF(8) +
    638  *	  rx-packet(1522) + delay-of-link(64)
    639  *	= 3212.
    640  */
    641 #define	RX_FIFO_PAUSE_816X_RSVD		3212
    642 
    643 #define	ALC_RD_DMA_CFG			0x15AC
    644 #define	RD_DMA_CFG_THRESH_MASK		0x00000FFF	/* 8 bytes unit */
    645 #define	RD_DMA_CFG_TIMER_MASK		0xFFFF0000
    646 #define	RD_DMA_CFG_THRESH_SHIFT		0
    647 #define	RD_DMA_CFG_TIMER_SHIFT		16
    648 #define	RD_DMA_CFG_THRESH_DEFAULT	0x100
    649 #define	RD_DMA_CFG_TIMER_DEFAULT	0
    650 #define	RD_DMA_CFG_TICK_USECS		8
    651 #define	ALC_RD_DMA_CFG_USECS(x)		((x) / RD_DMA_CFG_TICK_USECS)
    652 
    653 #define	ALC_RSS_HASH_VALUE		0x15B0
    654 
    655 #define	ALC_RSS_HASH_FLAG		0x15B4
    656 
    657 #define	ALC_RSS_CPU			0x15B8
    658 
    659 #define	ALC_DMA_CFG			0x15C0
    660 #define	DMA_CFG_IN_ORDER		0x00000001
    661 #define	DMA_CFG_ENH_ORDER		0x00000002
    662 #define	DMA_CFG_OUT_ORDER		0x00000004
    663 #define	DMA_CFG_RCB_64			0x00000000
    664 #define	DMA_CFG_RCB_128			0x00000008
    665 #define	DMA_CFG_PEND_AUTO_RST		0x00000008
    666 #define	DMA_CFG_RD_BURST_128		0x00000000
    667 #define	DMA_CFG_RD_BURST_256		0x00000010
    668 #define	DMA_CFG_RD_BURST_512		0x00000020
    669 #define	DMA_CFG_RD_BURST_1024		0x00000030
    670 #define	DMA_CFG_RD_BURST_2048		0x00000040
    671 #define	DMA_CFG_RD_BURST_4096		0x00000050
    672 #define	DMA_CFG_WR_BURST_128		0x00000000
    673 #define	DMA_CFG_WR_BURST_256		0x00000080
    674 #define	DMA_CFG_WR_BURST_512		0x00000100
    675 #define	DMA_CFG_WR_BURST_1024		0x00000180
    676 #define	DMA_CFG_WR_BURST_2048		0x00000200
    677 #define	DMA_CFG_WR_BURST_4096		0x00000280
    678 #define	DMA_CFG_RD_REQ_PRI		0x00000400
    679 #define	DMA_CFG_RD_DELAY_CNT_MASK	0x0000F800
    680 #define	DMA_CFG_WR_DELAY_CNT_MASK	0x000F0000
    681 #define	DMA_CFG_CMB_ENB			0x00100000
    682 #define	DMA_CFG_SMB_ENB			0x00200000
    683 #define	DMA_CFG_CMB_NOW			0x00400000
    684 #define	DMA_CFG_SMB_DIS			0x01000000
    685 #define	DMA_CFG_RD_CHNL_SEL_MASK	0x0C000000
    686 #define	DMA_CFG_RD_CHNL_SEL_1		0x00000000
    687 #define	DMA_CFG_RD_CHNL_SEL_2		0x04000000
    688 #define	DMA_CFG_RD_CHNL_SEL_3		0x08000000
    689 #define	DMA_CFG_RD_CHNL_SEL_4		0x0C000000
    690 #define	DMA_CFG_WSRAM_RDCTL		0x10000000
    691 #define	DMA_CFG_RD_PEND_CLR		0x20000000
    692 #define	DMA_CFG_WR_PEND_CLR		0x40000000
    693 #define	DMA_CFG_SMB_NOW			0x80000000
    694 #define	DMA_CFG_RD_BURST_MASK		0x07
    695 #define	DMA_CFG_RD_BURST_SHIFT		4
    696 #define	DMA_CFG_WR_BURST_MASK		0x07
    697 #define	DMA_CFG_WR_BURST_SHIFT		7
    698 #define	DMA_CFG_RD_DELAY_CNT_SHIFT	11
    699 #define	DMA_CFG_WR_DELAY_CNT_SHIFT	16
    700 #define	DMA_CFG_RD_DELAY_CNT_DEFAULT	15
    701 #define	DMA_CFG_WR_DELAY_CNT_DEFAULT	4
    702 
    703 #define	ALC_SMB_STAT_TIMER		0x15C4
    704 #define	SMB_STAT_TIMER_MASK		0x00FFFFFF
    705 #define	SMB_STAT_TIMER_SHIFT		0
    706 
    707 #define	ALC_CMB_TD_THRESH		0x15C8
    708 #define	CMB_TD_THRESH_MASK		0x0000FFFF
    709 #define	CMB_TD_THRESH_SHIFT		0
    710 
    711 #define	ALC_CMB_TX_TIMER		0x15CC
    712 #define	CMB_TX_TIMER_MASK		0x0000FFFF
    713 #define	CMB_TX_TIMER_SHIFT		0
    714 
    715 #define	ALC_MSI_MAP_TBL1		0x15D0
    716 
    717 #define	ALC_MSI_ID_MAP			0x15D4
    718 
    719 #define	ALC_MSI_MAP_TBL2		0x15D8
    720 
    721 #define	ALC_MBOX_RD0_PROD_IDX		0x15E0
    722 
    723 #define	ALC_MBOX_RD1_PROD_IDX		0x15E4
    724 
    725 #define	ALC_MBOX_RD2_PROD_IDX		0x15E8
    726 
    727 #define	ALC_MBOX_RD3_PROD_IDX		0x15EC
    728 
    729 #define	ALC_MBOX_RD_PROD_MASK		0x0000FFFF
    730 #define	MBOX_RD_PROD_SHIFT		0
    731 
    732 #define	ALC_MBOX_TD_PROD_IDX		0x15F0
    733 #define	MBOX_TD_PROD_HI_IDX_MASK	0x0000FFFF
    734 #define	MBOX_TD_PROD_LO_IDX_MASK	0xFFFF0000
    735 #define	MBOX_TD_PROD_HI_IDX_SHIFT	0
    736 #define	MBOX_TD_PROD_LO_IDX_SHIFT	16
    737 
    738 #define	ALC_MBOX_TD_PRI1_PROD_IDX	0x15F0	/* 16 bits AR816x */
    739 
    740 #define	ALC_MBOX_TD_PRI0_PROD_IDX	0x15F2	/* 16 bits AR816x */
    741 
    742 #define	ALC_MBOX_TD_CONS_IDX		0x15F4
    743 #define	MBOX_TD_CONS_HI_IDX_MASK	0x0000FFFF
    744 #define	MBOX_TD_CONS_LO_IDX_MASK	0xFFFF0000
    745 #define	MBOX_TD_CONS_HI_IDX_SHIFT	0
    746 #define	MBOX_TD_CONS_LO_IDX_SHIFT	16
    747 
    748 #define	ALC_MBOX_TD_PRI1_CONS_IDX	0x15F4	/* 16 bits AR816x */
    749 
    750 #define	ALC_MBOX_TD_PRI0_CONS_IDX	0x15F6	/* 16 bits AR816x */
    751 
    752 #define	ALC_MBOX_RD01_CONS_IDX		0x15F8
    753 #define	MBOX_RD0_CONS_IDX_MASK		0x0000FFFF
    754 #define	MBOX_RD1_CONS_IDX_MASK		0xFFFF0000
    755 #define	MBOX_RD0_CONS_IDX_SHIFT		0
    756 #define	MBOX_RD1_CONS_IDX_SHIFT		16
    757 
    758 #define	ALC_MBOX_RD23_CONS_IDX		0x15FC
    759 #define	MBOX_RD2_CONS_IDX_MASK		0x0000FFFF
    760 #define	MBOX_RD3_CONS_IDX_MASK		0xFFFF0000
    761 #define	MBOX_RD2_CONS_IDX_SHIFT		0
    762 #define	MBOX_RD3_CONS_IDX_SHIFT		16
    763 
    764 #define	ALC_INTR_STATUS			0x1600
    765 #define	INTR_SMB			0x00000001
    766 #define	INTR_TIMER			0x00000002
    767 #define	INTR_MANUAL_TIMER		0x00000004
    768 #define	INTR_RX_FIFO_OFLOW		0x00000008
    769 #define	INTR_RD0_UNDERRUN		0x00000010
    770 #define	INTR_RD1_UNDERRUN		0x00000020
    771 #define	INTR_RD2_UNDERRUN		0x00000040
    772 #define	INTR_RD3_UNDERRUN		0x00000080
    773 #define	INTR_TX_FIFO_UNDERRUN		0x00000100
    774 #define	INTR_DMA_RD_TO_RST		0x00000200
    775 #define	INTR_DMA_WR_TO_RST		0x00000400
    776 #define	INTR_TX_CREDIT			0x00000800
    777 #define	INTR_GPHY			0x00001000
    778 #define	INTR_GPHY_LOW_PW		0x00002000
    779 #define	INTR_TXQ_TO_RST			0x00004000
    780 #define	INTR_TX_PKT0			0x00008000
    781 #define	INTR_RX_PKT0			0x00010000
    782 #define	INTR_RX_PKT1			0x00020000
    783 #define	INTR_RX_PKT2			0x00040000
    784 #define	INTR_RX_PKT3			0x00080000
    785 #define	INTR_MAC_RX			0x00100000
    786 #define	INTR_MAC_TX			0x00200000
    787 #define	INTR_UNDERRUN			0x00400000
    788 #define	INTR_FRAME_ERROR		0x00800000
    789 #define	INTR_FRAME_OK			0x01000000
    790 #define	INTR_CSUM_ERROR			0x02000000
    791 #define	INTR_PHY_LINK_DOWN		0x04000000
    792 #define	INTR_DIS_INT			0x80000000
    793 
    794 /* INTR status for AR816x/AR817x  4 TX queues, 8 RX queues */
    795 #define	INTR_TX_PKT1			0x00000020
    796 #define	INTR_TX_PKT2			0x00000040
    797 #define	INTR_TX_PKT3			0x00000080
    798 #define	INTR_RX_PKT4			0x08000000
    799 #define	INTR_RX_PKT5			0x10000000
    800 #define	INTR_RX_PKT6			0x20000000
    801 #define	INTR_RX_PKT7			0x40000000
    802 
    803 /* Interrupt Mask Register */
    804 #define	ALC_INTR_MASK			0x1604
    805 
    806 #ifdef	notyet
    807 #define	INTR_RX_PKT					\
    808 	(INTR_RX_PKT0 | INTR_RX_PKT1 | INTR_RX_PKT2 |	\
    809 	 INTR_RX_PKT3)
    810 #define	INTR_RD_UNDERRUN				\
    811 	(INTR_RD0_UNDERRUN | INTR_RD1_UNDERRUN |	\
    812 	INTR_RD2_UNDERRUN | INTR_RD3_UNDERRUN)
    813 #else
    814 #define	INTR_TX_PKT			INTR_TX_PKT0
    815 #define	INTR_RX_PKT			INTR_RX_PKT0
    816 #define	INTR_RD_UNDERRUN		INTR_RD0_UNDERRUN
    817 #endif
    818 
    819 #define	ALC_INTRS					\
    820 	(INTR_DMA_RD_TO_RST | INTR_DMA_WR_TO_RST |	\
    821 	INTR_TXQ_TO_RST	| INTR_RX_PKT | INTR_TX_PKT |	\
    822 	INTR_RX_FIFO_OFLOW | INTR_RD_UNDERRUN |		\
    823 	INTR_TX_FIFO_UNDERRUN)
    824 
    825 #define	ALC_INTR_RETRIG_TIMER		0x1608
    826 #define	INTR_RETRIG_TIMER_MASK		0x0000FFFF
    827 #define	INTR_RETRIG_TIMER_SHIFT		0
    828 
    829 #define	ALC_HDS_CFG			0x160C
    830 #define	HDS_CFG_ENB			0x00000001
    831 #define	HDS_CFG_BACKFILLSIZE_MASK	0x000FFF00
    832 #define	HDS_CFG_MAX_HDRSIZE_MASK	0xFFF00000
    833 #define	HDS_CFG_BACKFILLSIZE_SHIFT	8
    834 #define	HDS_CFG_MAX_HDRSIZE_SHIFT	20
    835 
    836 #define	ALC_MBOX_TD_PRI3_PROD_IDX	0x1618	/* 16 bits AR816x */
    837 
    838 #define	ALC_MBOX_TD_PRI2_PROD_IDX	0x161A	/* 16 bits AR816x */
    839 
    840 #define	ALC_MBOX_TD_PRI3_CONS_IDX	0x161C	/* 16 bits AR816x */
    841 
    842 #define	ALC_MBOX_TD_PRI2_CONS_IDX	0x161E	/* 16 bits AR816x */
    843 
    844 /* AR813x/AR815x registers for MAC statistics */
    845 #define	ALC_RX_MIB_BASE			0x1700
    846 
    847 #define	ALC_TX_MIB_BASE			0x1760
    848 
    849 #define	ALC_DRV				0x1804	/* AR816x */
    850 #define	DRV_ASPM_SPD10LMT_1M		0x00000000
    851 #define	DRV_ASPM_SPD10LMT_10M		0x00000001
    852 #define	DRV_ASPM_SPD10LMT_100M		0x00000002
    853 #define	DRV_ASPM_SPD10LMT_NO		0x00000003
    854 #define	DRV_ASPM_SPD10LMT_MASK		0x00000003
    855 #define	DRV_ASPM_SPD100LMT_1M		0x00000000
    856 #define	DRV_ASPM_SPD100LMT_10M		0x00000004
    857 #define	DRV_ASPM_SPD100LMT_100M		0x00000008
    858 #define	DRV_ASPM_SPD100LMT_NO		0x0000000C
    859 #define	DRV_ASPM_SPD100LMT_MASK		0x0000000C
    860 #define	DRV_ASPM_SPD1000LMT_100M	0x00000000
    861 #define	DRV_ASPM_SPD1000LMT_NO		0x00000010
    862 #define	DRV_ASPM_SPD1000LMT_1M		0x00000020
    863 #define	DRV_ASPM_SPD1000LMT_10M		0x00000030
    864 #define	DRV_ASPM_SPD1000LMT_MASK	0x00000000
    865 #define	DRV_WOLCAP_BIOS_EN		0x00000100
    866 #define	DRV_WOLMAGIC_EN			0x00000200
    867 #define	DRV_WOLLINKUP_EN		0x00000400
    868 #define	DRV_WOLPATTERN_EN		0x00000800
    869 #define	DRV_AZ_EN			0x00001000
    870 #define	DRV_WOLS5_BIOS_EN		0x00010000
    871 #define	DRV_WOLS5_EN			0x00020000
    872 #define	DRV_DISABLE			0x00040000
    873 #define	DRV_PHY_MASK			0x1FE00000
    874 #define	DRV_PHY_EEE			0x00200000
    875 #define	DRV_PHY_APAUSE			0x00400000
    876 #define	DRV_PHY_PAUSE			0x00800000
    877 #define	DRV_PHY_DUPLEX			0x01000000
    878 #define	DRV_PHY_10			0x02000000
    879 #define	DRV_PHY_100			0x04000000
    880 #define	DRV_PHY_1000			0x08000000
    881 #define	DRV_PHY_AUTO			0x10000000
    882 #define	DRV_PHY_SHIFT			21
    883 
    884 #define	ALC_CLK_GATING_CFG		0x1814
    885 #define	CLK_GATING_DMAW_ENB		0x0001
    886 #define	CLK_GATING_DMAR_ENB		0x0002
    887 #define	CLK_GATING_TXQ_ENB		0x0004
    888 #define	CLK_GATING_RXQ_ENB		0x0008
    889 #define	CLK_GATING_TXMAC_ENB		0x0010
    890 #define	CLK_GATING_RXMAC_ENB		0x0020
    891 
    892 #define	ALC_DEBUG_DATA0			0x1900
    893 
    894 #define	ALC_DEBUG_DATA1			0x1904
    895 
    896 #define	ALC_MSI_RETRANS_TIMER		0x1920
    897 #define	MSI_RETRANS_TIMER_MASK		0x0000FFFF
    898 #define	MSI_RETRANS_MASK_SEL_STD	0x00000000
    899 #define	MSI_RETRANS_MASK_SEL_LINE	0x00010000
    900 #define	MSI_RETRANS_TIMER_SHIFT		0
    901 
    902 #define	ALC_WRR				0x1938
    903 #define	WRR_PRI0_MASK			0x0000001F
    904 #define	WRR_PRI1_MASK			0x00001F00
    905 #define	WRR_PRI2_MASK			0x001F0000
    906 #define	WRR_PRI3_MASK			0x1F000000
    907 #define	WRR_PRI_RESTRICT_MASK		0x60000000
    908 #define	WRR_PRI_RESTRICT_ALL		0x00000000
    909 #define	WRR_PRI_RESTRICT_HI		0x20000000
    910 #define	WRR_PRI_RESTRICT_HI2		0x40000000
    911 #define	WRR_PRI_RESTRICT_NONE		0x60000000
    912 #define	WRR_PRI0_SHIFT			0
    913 #define	WRR_PRI1_SHIFT			8
    914 #define	WRR_PRI2_SHIFT			16
    915 #define	WRR_PRI3_SHIFT			24
    916 #define	WRR_PRI_DEFAULT			4
    917 #define	WRR_PRI_RESTRICT_SHIFT		29
    918 
    919 #define	ALC_HQTD_CFG			0x193C
    920 #define	HQTD_CFG_Q1_BURST_MASK		0x0000000F
    921 #define	HQTD_CFG_Q2_BURST_MASK		0x000000F0
    922 #define	HQTD_CFG_Q3_BURST_MASK		0x00000F00
    923 #define	HQTD_CFG_BURST_ENB		0x80000000
    924 #define	HQTD_CFG_Q1_BURST_SHIFT		0
    925 #define	HQTD_CFG_Q2_BURST_SHIFT		4
    926 #define	HQTD_CFG_Q3_BURST_SHIFT		8
    927 
    928 #define	ALC_MISC			0x19C0
    929 #define	MISC_INTNLOSC_OPEN		0x00000008
    930 #define	MISC_ISO_ENB			0x00001000
    931 #define	MISC_PSW_OCP_MASK		0x00E00000
    932 #define	MISC_PSW_OCP_SHIFT		21
    933 #define	MISC_PSW_OCP_DEFAULT		7
    934 
    935 #define	ALC_MISC2			0x19C8
    936 #define	MISC2_CALB_START		0x00000001
    937 
    938 #define	ALC_MISC3			0x19CC
    939 #define	MISC3_25M_NOTO_INTNL		0x00000001
    940 #define	MISC3_25M_BY_SW			0x00000002
    941 
    942 #define	ALC_MII_DBG_ADDR		0x1D
    943 #define	ALC_MII_DBG_DATA		0x1E
    944 
    945 #define	MII_ANA_CFG0			0x00
    946 #define	ANA_RESTART_CAL			0x0001
    947 #define	ANA_MANUL_SWICH_ON_MASK		0x001E
    948 #define	ANA_MAN_ENABLE			0x0020
    949 #define	ANA_SEL_HSP			0x0040
    950 #define	ANA_EN_HB			0x0080
    951 #define	ANA_EN_HBIAS			0x0100
    952 #define	ANA_OEN_125M			0x0200
    953 #define	ANA_EN_LCKDT			0x0400
    954 #define	ANA_LCKDT_PHY			0x0800
    955 #define	ANA_AFE_MODE			0x1000
    956 #define	ANA_VCO_SLOW			0x2000
    957 #define	ANA_VCO_FAST			0x4000
    958 #define	ANA_SEL_CLK125M_DSP		0x8000
    959 #define	ANA_MANUL_SWICH_ON_SHIFT	1
    960 
    961 #define	MII_DBG_ANACTL			0x00
    962 #define	DBG_ANACTL_DEFAULT		0x02EF
    963 
    964 #define	MII_ANA_CFG4			0x04
    965 #define	ANA_IECHO_ADJ_MASK		0x0F
    966 #define	ANA_IECHO_ADJ_3_MASK		0x000F
    967 #define	ANA_IECHO_ADJ_2_MASK		0x00F0
    968 #define	ANA_IECHO_ADJ_1_MASK		0x0F00
    969 #define	ANA_IECHO_ADJ_0_MASK		0xF000
    970 #define	ANA_IECHO_ADJ_3_SHIFT		0
    971 #define	ANA_IECHO_ADJ_2_SHIFT		4
    972 #define	ANA_IECHO_ADJ_1_SHIFT		8
    973 #define	ANA_IECHO_ADJ_0_SHIFT		12
    974 
    975 #define	MII_DBG_SYSMODCTL		0x04
    976 #define	DBG_SYSMODCTL_DEFAULT		0xBB8B
    977 
    978 #define	MII_ANA_CFG5			0x05
    979 #define	ANA_SERDES_CDR_BW_MASK		0x0003
    980 #define	ANA_MS_PAD_DBG			0x0004
    981 #define	ANA_SPEEDUP_DBG			0x0008
    982 #define	ANA_SERDES_TH_LOS_MASK		0x0030
    983 #define	ANA_SERDES_EN_DEEM		0x0040
    984 #define	ANA_SERDES_TXELECIDLE		0x0080
    985 #define	ANA_SERDES_BEACON		0x0100
    986 #define	ANA_SERDES_HALFTXDR		0x0200
    987 #define	ANA_SERDES_SEL_HSP		0x0400
    988 #define	ANA_SERDES_EN_PLL		0x0800
    989 #define	ANA_SERDES_EN			0x1000
    990 #define	ANA_SERDES_EN_LCKDT		0x2000
    991 #define	ANA_SERDES_CDR_BW_SHIFT		0
    992 #define	ANA_SERDES_TH_LOS_SHIFT		4
    993 
    994 #define	MII_DBG_SRDSYSMOD		0x05
    995 #define	DBG_SRDSYSMOD_DEFAULT		0x2C46
    996 
    997 #define	MII_ANA_CFG11			0x0B
    998 #define	ANA_PS_HIB_EN			0x8000
    999 
   1000 #define	MII_DBG_HIBNEG			0x0B
   1001 #define	DBG_HIBNEG_HIB_PULSE		0x1000
   1002 #define	DBG_HIBNEG_PSHIB_EN		0x8000
   1003 #define	DBG_HIBNEG_DEFAULT		0xBC40
   1004 
   1005 #define	MII_ANA_CFG18			0x12
   1006 #define	ANA_TEST_MODE_10BT_01MASK	0x0003
   1007 #define	ANA_LOOP_SEL_10BT		0x0004
   1008 #define	ANA_RGMII_MODE_SW		0x0008
   1009 #define	ANA_EN_LONGECABLE		0x0010
   1010 #define	ANA_TEST_MODE_10BT_2		0x0020
   1011 #define	ANA_EN_10BT_IDLE		0x0400
   1012 #define	ANA_EN_MASK_TB			0x0800
   1013 #define	ANA_TRIGGER_SEL_TIMER_MASK	0x3000
   1014 #define	ANA_INTERVAL_SEL_TIMER_MASK	0xC000
   1015 #define	ANA_TEST_MODE_10BT_01SHIFT	0
   1016 #define	ANA_TRIGGER_SEL_TIMER_SHIFT	12
   1017 #define	ANA_INTERVAL_SEL_TIMER_SHIFT	14
   1018 
   1019 #define	MII_DBG_TST10BTCFG		0x12
   1020 #define	DBG_TST10BTCFG_DEFAULT		0x4C04
   1021 
   1022 #define	MII_DBG_AZ_ANADECT		0x15
   1023 #define	DBG_AZ_ANADECT_DEFAULT		0x3220
   1024 #define	DBG_AZ_ANADECT_LONG		0x3210
   1025 
   1026 #define	MII_DBG_MSE16DB			0x18
   1027 #define	DBG_MSE16DB_UP			0x05EA
   1028 #define	DBG_MSE16DB_DOWN		0x02EA
   1029 
   1030 #define	MII_DBG_MSE20DB			0x1C
   1031 #define	DBG_MSE20DB_TH_MASK		0x01FC
   1032 #define	DBG_MSE20DB_TH_DEFAULT		0x2E
   1033 #define	DBG_MSE20DB_TH_HI		0x54
   1034 #define	DBG_MSE20DB_TH_SHIFT		2
   1035 
   1036 #define	MII_DBG_AGC			0x23
   1037 #define	DBG_AGC_2_VGA_MASK		0x3F00
   1038 #define	DBG_AGC_2_VGA_SHIFT		8
   1039 #define	DBG_AGC_LONG1G_LIMT		40
   1040 #define	DBG_AGC_LONG100M_LIMT		44
   1041 
   1042 #define	MII_ANA_CFG41			0x29
   1043 #define	ANA_TOP_PS_EN			0x8000
   1044 
   1045 #define	MII_DBG_LEGCYPS			0x29
   1046 #define	DBG_LEGCYPS_ENB			0x8000
   1047 #define	DBG_LEGCYPS_DEFAULT		0x129D
   1048 
   1049 #define	MII_ANA_CFG54			0x36
   1050 #define	ANA_LONG_CABLE_TH_100_MASK	0x003F
   1051 #define	ANA_DESERVED			0x0040
   1052 #define	ANA_EN_LIT_CH			0x0080
   1053 #define	ANA_SHORT_CABLE_TH_100_MASK	0x3F00
   1054 #define	ANA_BP_BAD_LINK_ACCUM		0x4000
   1055 #define	ANA_BP_SMALL_BW			0x8000
   1056 #define	ANA_LONG_CABLE_TH_100_SHIFT	0
   1057 #define	ANA_SHORT_CABLE_TH_100_SHIFT	8
   1058 
   1059 #define	MII_DBG_TST100BTCFG		0x36
   1060 #define	DBG_TST100BTCFG_DEFAULT		0xE12C
   1061 
   1062 #define	MII_DBG_GREENCFG		0x3B
   1063 #define	DBG_GREENCFG_DEFAULT		0x7078
   1064 
   1065 #define	MII_DBG_GREENCFG2		0x3D
   1066 #define	DBG_GREENCFG2_GATE_DFSE_EN	0x0080
   1067 #define	DBG_GREENCFG2_BP_GREEN		0x8000
   1068 
   1069 /* Device addr 3 */
   1070 #define	MII_EXT_PCS			3
   1071 
   1072 #define	MII_EXT_CLDCTL3			0x8003
   1073 #define	EXT_CLDCTL3_BP_CABLE1TH_DET_GT	0x8000
   1074 
   1075 #define	MII_EXT_CLDCTL5			0x8005
   1076 #define	EXT_CLDCTL5_BP_VD_HLFBIAS	0x4000
   1077 
   1078 #define	MII_EXT_CLDCTL6			0x8006
   1079 #define	EXT_CLDCTL6_CAB_LEN_MASK	0x00FF
   1080 #define	EXT_CLDCTL6_CAB_LEN_SHIFT	0
   1081 #define	EXT_CLDCTL6_CAB_LEN_SHORT1G	116
   1082 #define	EXT_CLDCTL6_CAB_LEN_SHORT100M	152
   1083 
   1084 #define	MII_EXT_VDRVBIAS		0x8062
   1085 #define	EXT_VDRVBIAS_DEFAULT		3
   1086 
   1087 /* Device addr 7 */
   1088 #define	MII_EXT_ANEG			7
   1089 
   1090 #define	MII_EXT_ANEG_LOCAL_EEEADV	0x3C
   1091 #define	ANEG_LOCA_EEEADV_100BT		0x0002
   1092 #define	ANEG_LOCA_EEEADV_1000BT		0x0004
   1093 
   1094 #define	MII_EXT_ANEG_AFE		0x801A
   1095 #define	ANEG_AFEE_10BT_100M_TH		0x0040
   1096 
   1097 #define	MII_EXT_ANEG_S3DIG10		0x8023
   1098 #define	ANEG_S3DIG10_SL			0x0001
   1099 #define	ANEG_S3DIG10_DEFAULT		0
   1100 
   1101 #define	MII_EXT_ANEG_NLP78		0x8027
   1102 #define	ANEG_NLP78_120M_DEFAULT		0x8A05
   1103 
   1104 /* Statistics counters collected by the MAC. */
   1105 struct smb {
   1106 	/* Rx stats. */
   1107 	uint32_t rx_frames;
   1108 	uint32_t rx_bcast_frames;
   1109 	uint32_t rx_mcast_frames;
   1110 	uint32_t rx_pause_frames;
   1111 	uint32_t rx_control_frames;
   1112 	uint32_t rx_crcerrs;
   1113 	uint32_t rx_lenerrs;
   1114 	uint32_t rx_bytes;
   1115 	uint32_t rx_runts;
   1116 	uint32_t rx_fragments;
   1117 	uint32_t rx_pkts_64;
   1118 	uint32_t rx_pkts_65_127;
   1119 	uint32_t rx_pkts_128_255;
   1120 	uint32_t rx_pkts_256_511;
   1121 	uint32_t rx_pkts_512_1023;
   1122 	uint32_t rx_pkts_1024_1518;
   1123 	uint32_t rx_pkts_1519_max;
   1124 	uint32_t rx_pkts_truncated;
   1125 	uint32_t rx_fifo_oflows;
   1126 	uint32_t rx_rrs_errs;
   1127 	uint32_t rx_alignerrs;
   1128 	uint32_t rx_bcast_bytes;
   1129 	uint32_t rx_mcast_bytes;
   1130 	uint32_t rx_pkts_filtered;
   1131 	/* Tx stats. */
   1132 	uint32_t tx_frames;
   1133 	uint32_t tx_bcast_frames;
   1134 	uint32_t tx_mcast_frames;
   1135 	uint32_t tx_pause_frames;
   1136 	uint32_t tx_excess_defer;
   1137 	uint32_t tx_control_frames;
   1138 	uint32_t tx_deferred;
   1139 	uint32_t tx_bytes;
   1140 	uint32_t tx_pkts_64;
   1141 	uint32_t tx_pkts_65_127;
   1142 	uint32_t tx_pkts_128_255;
   1143 	uint32_t tx_pkts_256_511;
   1144 	uint32_t tx_pkts_512_1023;
   1145 	uint32_t tx_pkts_1024_1518;
   1146 	uint32_t tx_pkts_1519_max;
   1147 	uint32_t tx_single_colls;
   1148 	uint32_t tx_multi_colls;
   1149 	uint32_t tx_late_colls;
   1150 	uint32_t tx_excess_colls;
   1151 	uint32_t tx_underrun;
   1152 	uint32_t tx_desc_underrun;
   1153 	uint32_t tx_lenerrs;
   1154 	uint32_t tx_pkts_truncated;
   1155 	uint32_t tx_bcast_bytes;
   1156 	uint32_t tx_mcast_bytes;
   1157 	uint32_t updated;
   1158 };
   1159 
   1160 /* CMB(Coalescing Message Block) */
   1161 struct cmb {
   1162 	uint32_t cons;
   1163 };
   1164 
   1165 /* Rx free descriptor */
   1166 struct rx_desc {
   1167 	uint64_t addr;
   1168 };
   1169 
   1170 /* Rx return descriptor */
   1171 struct rx_rdesc {
   1172 	uint32_t rdinfo;
   1173 #define	RRD_CSUM_MASK			0x0000FFFF
   1174 #define	RRD_RD_CNT_MASK			0x000F0000
   1175 #define	RRD_RD_IDX_MASK			0xFFF00000
   1176 #define	RRD_CSUM_SHIFT			0
   1177 #define	RRD_RD_CNT_SHIFT		16
   1178 #define	RRD_RD_IDX_SHIFT		20
   1179 #define	RRD_CSUM(x)			\
   1180 	(((x) & RRD_CSUM_MASK) >> RRD_CSUM_SHIFT)
   1181 #define	RRD_RD_CNT(x)			\
   1182 	(((x) & RRD_RD_CNT_MASK) >> RRD_RD_CNT_SHIFT)
   1183 #define	RRD_RD_IDX(x)			\
   1184 	(((x) & RRD_RD_IDX_MASK) >> RRD_RD_IDX_SHIFT)
   1185 	uint32_t rss;
   1186 	uint32_t vtag;
   1187 #define	RRD_VLAN_MASK			0x0000FFFF
   1188 #define	RRD_HEAD_LEN_MASK		0x00FF0000
   1189 #define	RRD_HDS_MASK			0x03000000
   1190 #define	RRD_HDS_NONE			0x00000000
   1191 #define	RRD_HDS_HEAD			0x01000000
   1192 #define	RRD_HDS_DATA			0x02000000
   1193 #define	RRD_CPU_MASK			0x0C000000
   1194 #define	RRD_HASH_FLAG_MASK		0xF0000000
   1195 #define	RRD_VLAN_SHIFT			0
   1196 #define	RRD_HEAD_LEN_SHIFT		16
   1197 #define	RRD_HDS_SHIFT			24
   1198 #define	RRD_CPU_SHIFT			26
   1199 #define	RRD_HASH_FLAG_SHIFT		28
   1200 #define	RRD_VLAN(x)			\
   1201 	(((x) & RRD_VLAN_MASK) >> RRD_VLAN_SHIFT)
   1202 #define	RRD_HEAD_LEN(x)			\
   1203 	(((x) & RRD_HEAD_LEN_MASK) >> RRD_HEAD_LEN_SHIFT)
   1204 #define	RRD_CPU(x)			\
   1205 	(((x) & RRD_CPU_MASK) >> RRD_CPU_SHIFT)
   1206 	uint32_t status;
   1207 #define	RRD_LEN_MASK			0x00003FFF
   1208 #define	RRD_LEN_SHIFT			0
   1209 #define	RRD_TCP_UDPCSUM_NOK		0x00004000
   1210 #define	RRD_IPCSUM_NOK			0x00008000
   1211 #define	RRD_VLAN_TAG			0x00010000
   1212 #define	RRD_PROTO_MASK			0x000E0000
   1213 #define	RRD_PROTO_IPV4			0x00020000
   1214 #define	RRD_PROTO_IPV6			0x000C0000
   1215 #define	RRD_ERR_SUM			0x00100000
   1216 #define	RRD_ERR_CRC			0x00200000
   1217 #define	RRD_ERR_ALIGN			0x00400000
   1218 #define	RRD_ERR_TRUNC			0x00800000
   1219 #define	RRD_ERR_RUNT			0x01000000
   1220 #define	RRD_ERR_ICMP			0x02000000
   1221 #define	RRD_BCAST			0x04000000
   1222 #define	RRD_MCAST			0x08000000
   1223 #define	RRD_SNAP_LLC			0x10000000
   1224 #define	RRD_ETHER			0x00000000
   1225 #define	RRD_FIFO_FULL			0x20000000
   1226 #define	RRD_ERR_LENGTH			0x40000000
   1227 #define	RRD_VALID			0x80000000
   1228 #define	RRD_BYTES(x)			\
   1229 	(((x) & RRD_LEN_MASK) >> RRD_LEN_SHIFT)
   1230 #define	RRD_IPV4(x)			\
   1231 	(((x) & RRD_PROTO_MASK) == RRD_PROTO_IPV4)
   1232 };
   1233 
   1234 /* Tx descriptor */
   1235 struct tx_desc {
   1236 	uint32_t len;
   1237 #define	TD_BUFLEN_MASK			0x00003FFF
   1238 #define	TD_VLAN_MASK			0xFFFF0000
   1239 #define	TD_BUFLEN_SHIFT			0
   1240 #define	TX_BYTES(x)			\
   1241 	(((x) << TD_BUFLEN_SHIFT) & TD_BUFLEN_MASK)
   1242 #define	TD_VLAN_SHIFT			16
   1243 	uint32_t flags;
   1244 #define	TD_L4HDR_OFFSET_MASK		0x000000FF	/* byte unit */
   1245 #define	TD_TCPHDR_OFFSET_MASK		0x000000FF	/* byte unit */
   1246 #define	TD_PLOAD_OFFSET_MASK		0x000000FF	/* 2 bytes unit */
   1247 #define	TD_CUSTOM_CSUM			0x00000100
   1248 #define	TD_IPCSUM			0x00000200
   1249 #define	TD_TCPCSUM			0x00000400
   1250 #define	TD_UDPCSUM			0x00000800
   1251 #define	TD_TSO				0x00001000
   1252 #define	TD_TSO_DESCV1			0x00000000
   1253 #define	TD_TSO_DESCV2			0x00002000
   1254 #define	TD_CON_VLAN_TAG			0x00004000
   1255 #define	TD_INS_VLAN_TAG			0x00008000
   1256 #define	TD_IPV4_DESCV2			0x00010000
   1257 #define	TD_LLC_SNAP			0x00020000
   1258 #define	TD_ETHERNET			0x00000000
   1259 #define	TD_CUSTOM_CSUM_OFFSET_MASK	0x03FC0000	/* 2 bytes unit */
   1260 #define	TD_CUSTOM_CSUM_EVEN_PAD		0x40000000
   1261 #define	TD_MSS_MASK			0x7FFC0000
   1262 #define	TD_EOP				0x80000000
   1263 #define	TD_L4HDR_OFFSET_SHIFT		0
   1264 #define	TD_TCPHDR_OFFSET_SHIFT		0
   1265 #define	TD_PLOAD_OFFSET_SHIFT		0
   1266 #define	TD_CUSTOM_CSUM_OFFSET_SHIFT	18
   1267 #define	TD_MSS_SHIFT			18
   1268 	uint64_t addr;
   1269 };
   1270 
   1271 #define	ALC_TX_RING_CNT		256
   1272 #define	ALC_TX_RING_ALIGN	sizeof(struct tx_desc)
   1273 #define	ALC_RX_RING_CNT		256
   1274 #define	ALC_RX_RING_ALIGN	sizeof(struct rx_desc)
   1275 #define	ALC_RX_BUF_ALIGN	4
   1276 #define	ALC_RR_RING_CNT		ALC_RX_RING_CNT
   1277 #define	ALC_RR_RING_ALIGN	sizeof(struct rx_rdesc)
   1278 #define	ALC_CMB_ALIGN		8
   1279 #define	ALC_SMB_ALIGN		8
   1280 
   1281 #define	ALC_TSO_MAXSEGSIZE	4096
   1282 #define	ALC_TSO_MAXSIZE		(65535 + sizeof(struct ether_vlan_header))
   1283 #define	ALC_MAXTXSEGS		32
   1284 
   1285 #define	ALC_ADDR_LO(x)		((uint64_t) (x) & 0xFFFFFFFF)
   1286 #define	ALC_ADDR_HI(x)		((uint64_t) (x) >> 32)
   1287 
   1288 #define	ALC_DESC_INC(x, y)	((x) = ((x) + 1) % (y))
   1289 
   1290 /* Water mark to kick reclaiming Tx buffers. */
   1291 #define	ALC_TX_DESC_HIWAT	((ALC_TX_RING_CNT * 6) / 10)
   1292 
   1293 /*
   1294  * AR816x controllers support up to 16 messages but this driver
   1295  * uses single message.
   1296  */
   1297 #define	ALC_MSI_MESSAGES	1
   1298 #define	ALC_MSIX_MESSAGES	1
   1299 
   1300 #define	ALC_TX_RING_SZ		\
   1301 	(sizeof(struct tx_desc) * ALC_TX_RING_CNT)
   1302 #define	ALC_RX_RING_SZ		\
   1303 	(sizeof(struct rx_desc) * ALC_RX_RING_CNT)
   1304 #define	ALC_RR_RING_SZ		\
   1305 	(sizeof(struct rx_rdesc) * ALC_RR_RING_CNT)
   1306 #define	ALC_CMB_SZ		(sizeof(struct cmb))
   1307 #define	ALC_SMB_SZ		(sizeof(struct smb))
   1308 
   1309 #define	ALC_PROC_MIN		16
   1310 #define	ALC_PROC_MAX		(ALC_RX_RING_CNT - 1)
   1311 #define	ALC_PROC_DEFAULT	(ALC_RX_RING_CNT / 4)
   1312 
   1313 /*
   1314  * The number of bits reserved for MSS in AR813x/AR815x controllers
   1315  * are 13 bits. This limits the maximum interface MTU size in TSO
   1316  * case(8191 + sizeof(struct ip) + sizeof(struct tcphdr)) as upper
   1317  * stack should not generate TCP segments with MSS greater than the
   1318  * limit. Also Atheros says that maximum MTU for TSO is 6KB.
   1319  */
   1320 #define	ALC_TSO_MTU		(6 * 1024)
   1321 
   1322 struct alc_rxdesc {
   1323 	struct mbuf		*rx_m;
   1324 	bus_dmamap_t		rx_dmamap;
   1325 	struct rx_desc		*rx_desc;
   1326 };
   1327 
   1328 struct alc_txdesc {
   1329 	struct mbuf		*tx_m;
   1330 	bus_dmamap_t		tx_dmamap;
   1331 };
   1332 
   1333 struct alc_ring_data {
   1334 	struct tx_desc		*alc_tx_ring;
   1335 	bus_dma_segment_t	alc_tx_ring_seg;
   1336 	bus_addr_t		alc_tx_ring_paddr;
   1337 	struct rx_desc		*alc_rx_ring;
   1338 	bus_dma_segment_t	alc_rx_ring_seg;
   1339 	bus_addr_t		alc_rx_ring_paddr;
   1340 	struct rx_rdesc		*alc_rr_ring;
   1341 	bus_dma_segment_t	alc_rr_ring_seg;
   1342 	bus_addr_t		alc_rr_ring_paddr;
   1343 	struct cmb		*alc_cmb;
   1344 	bus_dma_segment_t	alc_cmb_seg;
   1345 	bus_addr_t		alc_cmb_paddr;
   1346 	struct smb		*alc_smb;
   1347 	bus_dma_segment_t	alc_smb_seg;
   1348 	bus_addr_t		alc_smb_paddr;
   1349 };
   1350 
   1351 struct alc_chain_data {
   1352 	struct alc_txdesc	alc_txdesc[ALC_TX_RING_CNT];
   1353 	struct alc_rxdesc	alc_rxdesc[ALC_RX_RING_CNT];
   1354 	bus_dmamap_t		alc_tx_ring_map;
   1355 	bus_dma_segment_t	alc_tx_ring_seg;
   1356 	bus_dmamap_t		alc_rx_ring_map;
   1357 	bus_dma_segment_t	alc_rx_ring_seg;
   1358 	bus_dmamap_t		alc_rr_ring_map;
   1359 	bus_dma_segment_t	alc_rr_ring_seg;
   1360 	bus_dmamap_t		alc_rx_sparemap;
   1361 	bus_dmamap_t		alc_cmb_map;
   1362 	bus_dma_segment_t	alc_cmb_seg;
   1363 	bus_dmamap_t		alc_smb_map;
   1364 	bus_dma_segment_t	alc_smb_seg;
   1365 
   1366 	int			alc_tx_prod;
   1367 	int			alc_tx_cons;
   1368 	int			alc_tx_cnt;
   1369 	int			alc_rx_cons;
   1370 	int			alc_rr_cons;
   1371 	int			alc_rxlen;
   1372 
   1373 	struct mbuf		*alc_rxhead;
   1374 	struct mbuf		*alc_rxtail;
   1375 	struct mbuf		*alc_rxprev_tail;
   1376 };
   1377 
   1378 struct alc_hw_stats {
   1379 	/* Rx stats. */
   1380 	uint32_t rx_frames;
   1381 	uint32_t rx_bcast_frames;
   1382 	uint32_t rx_mcast_frames;
   1383 	uint32_t rx_pause_frames;
   1384 	uint32_t rx_control_frames;
   1385 	uint32_t rx_crcerrs;
   1386 	uint32_t rx_lenerrs;
   1387 	uint64_t rx_bytes;
   1388 	uint32_t rx_runts;
   1389 	uint32_t rx_fragments;
   1390 	uint32_t rx_pkts_64;
   1391 	uint32_t rx_pkts_65_127;
   1392 	uint32_t rx_pkts_128_255;
   1393 	uint32_t rx_pkts_256_511;
   1394 	uint32_t rx_pkts_512_1023;
   1395 	uint32_t rx_pkts_1024_1518;
   1396 	uint32_t rx_pkts_1519_max;
   1397 	uint32_t rx_pkts_truncated;
   1398 	uint32_t rx_fifo_oflows;
   1399 	uint32_t rx_rrs_errs;
   1400 	uint32_t rx_alignerrs;
   1401 	uint64_t rx_bcast_bytes;
   1402 	uint64_t rx_mcast_bytes;
   1403 	uint32_t rx_pkts_filtered;
   1404 	/* Tx stats. */
   1405 	uint32_t tx_frames;
   1406 	uint32_t tx_bcast_frames;
   1407 	uint32_t tx_mcast_frames;
   1408 	uint32_t tx_pause_frames;
   1409 	uint32_t tx_excess_defer;
   1410 	uint32_t tx_control_frames;
   1411 	uint32_t tx_deferred;
   1412 	uint64_t tx_bytes;
   1413 	uint32_t tx_pkts_64;
   1414 	uint32_t tx_pkts_65_127;
   1415 	uint32_t tx_pkts_128_255;
   1416 	uint32_t tx_pkts_256_511;
   1417 	uint32_t tx_pkts_512_1023;
   1418 	uint32_t tx_pkts_1024_1518;
   1419 	uint32_t tx_pkts_1519_max;
   1420 	uint32_t tx_single_colls;
   1421 	uint32_t tx_multi_colls;
   1422 	uint32_t tx_late_colls;
   1423 	uint32_t tx_excess_colls;
   1424 	uint32_t tx_underrun;
   1425 	uint32_t tx_desc_underrun;
   1426 	uint32_t tx_lenerrs;
   1427 	uint32_t tx_pkts_truncated;
   1428 	uint64_t tx_bcast_bytes;
   1429 	uint64_t tx_mcast_bytes;
   1430 };
   1431 
   1432 struct alc_ident {
   1433 	uint16_t	vendorid;
   1434 	uint16_t	deviceid;
   1435 	uint32_t	max_framelen;
   1436 	const char	*name;
   1437 };
   1438 
   1439 /*
   1440  * Software state per device.
   1441  */
   1442 struct alc_softc {
   1443 	device_t		sc_dev;
   1444 	struct ethercom		sc_ec;
   1445 
   1446 	bus_space_tag_t		sc_mem_bt;
   1447 	bus_space_handle_t	sc_mem_bh;
   1448 	bus_size_t		sc_mem_size;
   1449 	bus_dma_tag_t		sc_dmat;
   1450 	pci_chipset_tag_t	sc_pct;
   1451 	pcitag_t		sc_pcitag;
   1452 
   1453 	void			*sc_irq_handle;
   1454 	const struct alc_ident	*alc_ident;
   1455 	struct mii_data		sc_miibus;
   1456 	int			alc_rev;
   1457 	int			alc_expcap;
   1458 	int			alc_chip_rev;
   1459 	int			alc_phyaddr;
   1460 	uint8_t			alc_eaddr[ETHER_ADDR_LEN];
   1461 	uint32_t		alc_dma_rd_burst;
   1462 	uint32_t		alc_dma_wr_burst;
   1463 	uint32_t		alc_rcb;
   1464 	int			alc_flags;
   1465 #define	ALC_FLAG_PCIE		0x0001
   1466 #define	ALC_FLAG_PCIX		0x0002
   1467 #define	ALC_FLAG_MSI		0x0004
   1468 #define	ALC_FLAG_MSIX		0x0008
   1469 #define	ALC_FLAG_FASTETHER	0x0020
   1470 #define	ALC_FLAG_JUMBO		0x0040
   1471 #define	ALC_FLAG_CMB_BUG	0x0100
   1472 #define	ALC_FLAG_SMB_BUG	0x0200
   1473 #define	ALC_FLAG_L0S		0x0400
   1474 #define	ALC_FLAG_L1S		0x0800
   1475 #define	ALC_FLAG_APS		0x1000
   1476 #define	ALC_FLAG_AR816X_FAMILY	0x2000
   1477 #define	ALC_FLAG_LINK_WAR	0x4000
   1478 #define	ALC_FLAG_E2X00		0x8000
   1479 #define	ALC_FLAG_LINK		0x10000
   1480 
   1481 	callout_t		sc_tick_ch;
   1482 	struct alc_hw_stats	alc_stats;
   1483 	struct alc_chain_data	alc_cdata;
   1484 	struct alc_ring_data	alc_rdata;
   1485 	int			alc_int_rx_mod;
   1486 	int			alc_int_tx_mod;
   1487 	int			alc_buf_size;
   1488 };
   1489 
   1490 /* Register access macros. */
   1491 #define	CSR_WRITE_4(_sc, reg, val)	\
   1492 	bus_space_write_4((_sc)->sc_mem_bt, (_sc)->sc_mem_bh, (reg), (val))
   1493 #define	CSR_WRITE_2(_sc, reg, val)	\
   1494 	bus_space_write_2((_sc)->sc_mem_bt, (_sc)->sc_mem_bh, (reg), (val))
   1495 #define	CSR_WRITE_1(_sc, reg, val)	\
   1496 	bus_space_write_1((_sc)->sc_mem_bt, (_sc)->sc_mem_bh, (reg), (val))
   1497 #define	CSR_READ_2(_sc, reg)		\
   1498 	bus_space_read_2((_sc)->sc_mem_bt, (_sc)->sc_mem_bh, (reg))
   1499 #define	CSR_READ_4(_sc, reg)		\
   1500 	bus_space_read_4((_sc)->sc_mem_bt, (_sc)->sc_mem_bh, (reg))
   1501 
   1502 #define	ALC_RXCHAIN_RESET(_sc)						\
   1503 do {									\
   1504 	(_sc)->alc_cdata.alc_rxhead = NULL;				\
   1505 	(_sc)->alc_cdata.alc_rxtail = NULL;				\
   1506 	(_sc)->alc_cdata.alc_rxprev_tail = NULL;			\
   1507 	(_sc)->alc_cdata.alc_rxlen = 0;					\
   1508 } while (0)
   1509 
   1510 #define	ALC_TX_TIMEOUT		5
   1511 #define	ALC_RESET_TIMEOUT	100
   1512 #define	ALC_TIMEOUT		1000
   1513 #define	ALC_PHY_TIMEOUT		1000
   1514 
   1515 /* For compatibility with FreeBSD */
   1516 #define IFM_UNKNOWN		31
   1517 
   1518 #endif	/* _IF_ALCREG_H */
   1519