- Copy stable/10 (r259064) to releng/10.0 as part of the

[FreeBSD/releng/10.0.git] / sys / dev / alc / if_alcreg.h

/*-
 * Copyright (c) 2009, Pyun YongHyeon <yongari@FreeBSD.org>
 * All rights reserved.
 *
 * 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 unmodified, 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.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 THE AUTHOR OR CONTRIBUTORS 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.
 *
 * $FreeBSD$
 */

#ifndef _IF_ALCREG_H
#define _IF_ALCREG_H

/*
 * Atheros Communucations, Inc. PCI vendor ID
 */
#define VENDORID_ATHEROS                0x1969

/*
 * Atheros AR813x/AR815x device ID
 */
#define DEVICEID_ATHEROS_AR8131         0x1063  /* L1C */
#define DEVICEID_ATHEROS_AR8132         0x1062  /* L2C */
#define DEVICEID_ATHEROS_AR8151         0x1073  /* L1D V1.0 */
#define DEVICEID_ATHEROS_AR8151_V2      0x1083  /* L1D V2.0 */
#define DEVICEID_ATHEROS_AR8152_B       0x2060  /* L2C V1.1 */
#define DEVICEID_ATHEROS_AR8152_B2      0x2062  /* L2C V2.0 */

#define ATHEROS_AR8152_B_V10            0xC0
#define ATHEROS_AR8152_B_V11            0xC1

/* 0x0000 - 0x02FF : PCIe configuration space */

#define ALC_PEX_UNC_ERR_SEV             0x10C
#define PEX_UNC_ERR_SEV_TRN             0x00000001
#define PEX_UNC_ERR_SEV_DLP             0x00000010
#define PEX_UNC_ERR_SEV_PSN_TLP         0x00001000
#define PEX_UNC_ERR_SEV_FCP             0x00002000
#define PEX_UNC_ERR_SEV_CPL_TO          0x00004000
#define PEX_UNC_ERR_SEV_CA              0x00008000
#define PEX_UNC_ERR_SEV_UC              0x00010000
#define PEX_UNC_ERR_SEV_ROV             0x00020000
#define PEX_UNC_ERR_SEV_MLFP            0x00040000
#define PEX_UNC_ERR_SEV_ECRC            0x00080000
#define PEX_UNC_ERR_SEV_UR              0x00100000

#define ALC_TWSI_CFG                    0x218
#define TWSI_CFG_SW_LD_START            0x00000800
#define TWSI_CFG_HW_LD_START            0x00001000
#define TWSI_CFG_LD_EXIST               0x00400000

#define ALC_PCIE_PHYMISC                0x1000
#define PCIE_PHYMISC_FORCE_RCV_DET      0x00000004

#define ALC_PCIE_PHYMISC2               0x1004
#define PCIE_PHYMISC2_SERDES_CDR_MASK   0x00030000
#define PCIE_PHYMISC2_SERDES_TH_MASK    0x000C0000
#define PCIE_PHYMISC2_SERDES_CDR_SHIFT  16
#define PCIE_PHYMISC2_SERDES_TH_SHIFT   18

#define ALC_TWSI_DEBUG                  0x1108
#define TWSI_DEBUG_DEV_EXIST            0x20000000

#define ALC_EEPROM_CFG                  0x12C0
#define EEPROM_CFG_DATA_HI_MASK         0x0000FFFF
#define EEPROM_CFG_ADDR_MASK            0x03FF0000
#define EEPROM_CFG_ACK                  0x40000000
#define EEPROM_CFG_RW                   0x80000000
#define EEPROM_CFG_DATA_HI_SHIFT        0
#define EEPROM_CFG_ADDR_SHIFT           16

#define ALC_EEPROM_DATA_LO              0x12C4

#define ALC_OPT_CFG                     0x12F0
#define OPT_CFG_CLK_ENB                 0x00000002

#define ALC_PM_CFG                      0x12F8
#define PM_CFG_SERDES_ENB               0x00000001
#define PM_CFG_RBER_ENB                 0x00000002
#define PM_CFG_CLK_REQ_ENB              0x00000004
#define PM_CFG_ASPM_L1_ENB              0x00000008
#define PM_CFG_SERDES_L1_ENB            0x00000010
#define PM_CFG_SERDES_PLL_L1_ENB        0x00000020
#define PM_CFG_SERDES_PD_EX_L1          0x00000040
#define PM_CFG_SERDES_BUDS_RX_L1_ENB    0x00000080
#define PM_CFG_L0S_ENTRY_TIMER_MASK     0x00000F00
#define PM_CFG_ASPM_L0S_ENB             0x00001000
#define PM_CFG_CLK_SWH_L1               0x00002000
#define PM_CFG_CLK_PWM_VER1_1           0x00004000
#define PM_CFG_PCIE_RECV                0x00008000
#define PM_CFG_L1_ENTRY_TIMER_MASK      0x000F0000
#define PM_CFG_PM_REQ_TIMER_MASK        0x00F00000
#define PM_CFG_LCKDET_TIMER_MASK        0x0F000000
#define PM_CFG_EN_BUFS_RX_L0S           0x10000000
#define PM_CFG_SA_DLY_ENB               0x20000000
#define PM_CFG_MAC_ASPM_CHK             0x40000000
#define PM_CFG_HOTRST                   0x80000000
#define PM_CFG_L0S_ENTRY_TIMER_SHIFT    8
#define PM_CFG_L1_ENTRY_TIMER_SHIFT     16
#define PM_CFG_PM_REQ_TIMER_SHIFT       20
#define PM_CFG_LCKDET_TIMER_SHIFT       24

#define PM_CFG_L0S_ENTRY_TIMER_DEFAULT  6
#define PM_CFG_L1_ENTRY_TIMER_DEFAULT   1
#define PM_CFG_LCKDET_TIMER_DEFAULT     12
#define PM_CFG_PM_REQ_TIMER_DEFAULT     12

#define ALC_LTSSM_ID_CFG                0x12FC
#define LTSSM_ID_WRO_ENB                0x00001000

#define ALC_MASTER_CFG                  0x1400
#define MASTER_RESET                    0x00000001
#define MASTER_TEST_MODE_MASK           0x0000000C
#define MASTER_BERT_START               0x00000010
#define MASTER_OOB_DIS_OFF              0x00000040
#define MASTER_SA_TIMER_ENB             0x00000080
#define MASTER_MTIMER_ENB               0x00000100
#define MASTER_MANUAL_INTR_ENB          0x00000200
#define MASTER_IM_TX_TIMER_ENB          0x00000400
#define MASTER_IM_RX_TIMER_ENB          0x00000800
#define MASTER_CLK_SEL_DIS              0x00001000
#define MASTER_CLK_SWH_MODE             0x00002000
#define MASTER_INTR_RD_CLR              0x00004000
#define MASTER_CHIP_REV_MASK            0x00FF0000
#define MASTER_CHIP_ID_MASK             0x7F000000
#define MASTER_OTP_SEL                  0x80000000
#define MASTER_TEST_MODE_SHIFT          2
#define MASTER_CHIP_REV_SHIFT           16
#define MASTER_CHIP_ID_SHIFT            24

/* Number of ticks per usec for AR813x/AR815x. */
#define ALC_TICK_USECS                  2
#define ALC_USECS(x)                    ((x) / ALC_TICK_USECS)

#define ALC_MANUAL_TIMER                0x1404

#define ALC_IM_TIMER                    0x1408
#define IM_TIMER_TX_MASK                0x0000FFFF
#define IM_TIMER_RX_MASK                0xFFFF0000
#define IM_TIMER_TX_SHIFT               0
#define IM_TIMER_RX_SHIFT               16
#define ALC_IM_TIMER_MIN                0
#define ALC_IM_TIMER_MAX                130000  /* 130ms */
/*
 * 100us will ensure alc(4) wouldn't generate more than 10000 Rx
 * interrupts in a second.
 */
#define ALC_IM_RX_TIMER_DEFAULT         100     /* 100us */
/*
 * alc(4) does not rely on Tx completion interrupts, so set it
 * somewhat large value to reduce Tx completion interrupts.
 */
#define ALC_IM_TX_TIMER_DEFAULT         1000    /* 1ms */

#define ALC_GPHY_CFG                    0x140C  /* 16bits */
#define GPHY_CFG_EXT_RESET              0x0001
#define GPHY_CFG_RTL_MODE               0x0002
#define GPHY_CFG_LED_MODE               0x0004
#define GPHY_CFG_ANEG_NOW               0x0008
#define GPHY_CFG_RECV_ANEG              0x0010
#define GPHY_CFG_GATE_25M_ENB           0x0020
#define GPHY_CFG_LPW_EXIT               0x0040
#define GPHY_CFG_PHY_IDDQ               0x0080
#define GPHY_CFG_PHY_IDDQ_DIS           0x0100
#define GPHY_CFG_PCLK_SEL_DIS           0x0200
#define GPHY_CFG_HIB_EN                 0x0400
#define GPHY_CFG_HIB_PULSE              0x0800
#define GPHY_CFG_SEL_ANA_RESET          0x1000
#define GPHY_CFG_PHY_PLL_ON             0x2000
#define GPHY_CFG_PWDOWN_HW              0x4000
#define GPHY_CFG_PHY_PLL_BYPASS         0x8000

#define ALC_IDLE_STATUS                 0x1410
#define IDLE_STATUS_RXMAC               0x00000001
#define IDLE_STATUS_TXMAC               0x00000002
#define IDLE_STATUS_RXQ                 0x00000004
#define IDLE_STATUS_TXQ                 0x00000008
#define IDLE_STATUS_DMARD               0x00000010
#define IDLE_STATUS_DMAWR               0x00000020
#define IDLE_STATUS_SMB                 0x00000040
#define IDLE_STATUS_CMB                 0x00000080

#define ALC_MDIO                        0x1414
#define MDIO_DATA_MASK                  0x0000FFFF
#define MDIO_REG_ADDR_MASK              0x001F0000
#define MDIO_OP_READ                    0x00200000
#define MDIO_OP_WRITE                   0x00000000
#define MDIO_SUP_PREAMBLE               0x00400000
#define MDIO_OP_EXECUTE                 0x00800000
#define MDIO_CLK_25_4                   0x00000000
#define MDIO_CLK_25_6                   0x02000000
#define MDIO_CLK_25_8                   0x03000000
#define MDIO_CLK_25_10                  0x04000000
#define MDIO_CLK_25_14                  0x05000000
#define MDIO_CLK_25_20                  0x06000000
#define MDIO_CLK_25_28                  0x07000000
#define MDIO_OP_BUSY                    0x08000000
#define MDIO_AP_ENB                     0x10000000
#define MDIO_DATA_SHIFT                 0
#define MDIO_REG_ADDR_SHIFT             16

#define MDIO_REG_ADDR(x)        \
        (((x) << MDIO_REG_ADDR_SHIFT) & MDIO_REG_ADDR_MASK)
/* Default PHY address. */
#define ALC_PHY_ADDR                    0

#define ALC_PHY_STATUS                  0x1418
#define PHY_STATUS_RECV_ENB             0x00000001
#define PHY_STATUS_GENERAL_MASK         0x0000FFFF
#define PHY_STATUS_OE_PWSP_MASK         0x07FF0000
#define PHY_STATUS_LPW_STATE            0x80000000
#define PHY_STATIS_OE_PWSP_SHIFT        16

/* Packet memory BIST. */
#define ALC_BIST0                       0x141C
#define BIST0_ENB                       0x00000001
#define BIST0_SRAM_FAIL                 0x00000002
#define BIST0_FUSE_FLAG                 0x00000004

/* PCIe retry buffer BIST. */
#define ALC_BIST1                       0x1420
#define BIST1_ENB                       0x00000001
#define BIST1_SRAM_FAIL                 0x00000002
#define BIST1_FUSE_FLAG                 0x00000004

#define ALC_SERDES_LOCK                 0x1424
#define SERDES_LOCK_DET                 0x00000001
#define SERDES_LOCK_DET_ENB             0x00000002
#define SERDES_MAC_CLK_SLOWDOWN         0x00020000
#define SERDES_PHY_CLK_SLOWDOWN         0x00040000

#define ALC_MAC_CFG                     0x1480
#define MAC_CFG_TX_ENB                  0x00000001
#define MAC_CFG_RX_ENB                  0x00000002
#define MAC_CFG_TX_FC                   0x00000004
#define MAC_CFG_RX_FC                   0x00000008
#define MAC_CFG_LOOP                    0x00000010
#define MAC_CFG_FULL_DUPLEX             0x00000020
#define MAC_CFG_TX_CRC_ENB              0x00000040
#define MAC_CFG_TX_AUTO_PAD             0x00000080
#define MAC_CFG_TX_LENCHK               0x00000100
#define MAC_CFG_RX_JUMBO_ENB            0x00000200
#define MAC_CFG_PREAMBLE_MASK           0x00003C00
#define MAC_CFG_VLAN_TAG_STRIP          0x00004000
#define MAC_CFG_PROMISC                 0x00008000
#define MAC_CFG_TX_PAUSE                0x00010000
#define MAC_CFG_SCNT                    0x00020000
#define MAC_CFG_SYNC_RST_TX             0x00040000
#define MAC_CFG_SIM_RST_TX              0x00080000
#define MAC_CFG_SPEED_MASK              0x00300000
#define MAC_CFG_SPEED_10_100            0x00100000
#define MAC_CFG_SPEED_1000              0x00200000
#define MAC_CFG_DBG_TX_BACKOFF          0x00400000
#define MAC_CFG_TX_JUMBO_ENB            0x00800000
#define MAC_CFG_RXCSUM_ENB              0x01000000
#define MAC_CFG_ALLMULTI                0x02000000
#define MAC_CFG_BCAST                   0x04000000
#define MAC_CFG_DBG                     0x08000000
#define MAC_CFG_SINGLE_PAUSE_ENB        0x10000000
#define MAC_CFG_HASH_ALG_CRC32          0x20000000
#define MAC_CFG_SPEED_MODE_SW           0x40000000
#define MAC_CFG_PREAMBLE_SHIFT          10
#define MAC_CFG_PREAMBLE_DEFAULT        7

#define ALC_IPG_IFG_CFG                 0x1484
#define IPG_IFG_IPGT_MASK               0x0000007F
#define IPG_IFG_MIFG_MASK               0x0000FF00
#define IPG_IFG_IPG1_MASK               0x007F0000
#define IPG_IFG_IPG2_MASK               0x7F000000
#define IPG_IFG_IPGT_SHIFT              0
#define IPG_IFG_IPGT_DEFAULT            0x60
#define IPG_IFG_MIFG_SHIFT              8
#define IPG_IFG_MIFG_DEFAULT            0x50
#define IPG_IFG_IPG1_SHIFT              16
#define IPG_IFG_IPG1_DEFAULT            0x40
#define IPG_IFG_IPG2_SHIFT              24
#define IPG_IFG_IPG2_DEFAULT            0x60

/* Station address. */
#define ALC_PAR0                        0x1488
#define ALC_PAR1                        0x148C

/* 64bit multicast hash register. */
#define ALC_MAR0                        0x1490
#define ALC_MAR1                        0x1494

/* half-duplex parameter configuration. */
#define ALC_HDPX_CFG                    0x1498
#define HDPX_CFG_LCOL_MASK              0x000003FF
#define HDPX_CFG_RETRY_MASK             0x0000F000
#define HDPX_CFG_EXC_DEF_EN             0x00010000
#define HDPX_CFG_NO_BACK_C              0x00020000
#define HDPX_CFG_NO_BACK_P              0x00040000
#define HDPX_CFG_ABEBE                  0x00080000
#define HDPX_CFG_ABEBT_MASK             0x00F00000
#define HDPX_CFG_JAMIPG_MASK            0x0F000000
#define HDPX_CFG_LCOL_SHIFT             0
#define HDPX_CFG_LCOL_DEFAULT           0x37
#define HDPX_CFG_RETRY_SHIFT            12
#define HDPX_CFG_RETRY_DEFAULT          0x0F
#define HDPX_CFG_ABEBT_SHIFT            20
#define HDPX_CFG_ABEBT_DEFAULT          0x0A
#define HDPX_CFG_JAMIPG_SHIFT           24
#define HDPX_CFG_JAMIPG_DEFAULT         0x07

#define ALC_FRAME_SIZE                  0x149C

#define ALC_WOL_CFG                     0x14A0
#define WOL_CFG_PATTERN                 0x00000001
#define WOL_CFG_PATTERN_ENB             0x00000002
#define WOL_CFG_MAGIC                   0x00000004
#define WOL_CFG_MAGIC_ENB               0x00000008
#define WOL_CFG_LINK_CHG                0x00000010
#define WOL_CFG_LINK_CHG_ENB            0x00000020
#define WOL_CFG_PATTERN_DET             0x00000100
#define WOL_CFG_MAGIC_DET               0x00000200
#define WOL_CFG_LINK_CHG_DET            0x00000400
#define WOL_CFG_CLK_SWITCH_ENB          0x00008000
#define WOL_CFG_PATTERN0                0x00010000
#define WOL_CFG_PATTERN1                0x00020000
#define WOL_CFG_PATTERN2                0x00040000
#define WOL_CFG_PATTERN3                0x00080000
#define WOL_CFG_PATTERN4                0x00100000
#define WOL_CFG_PATTERN5                0x00200000
#define WOL_CFG_PATTERN6                0x00400000

/* WOL pattern length. */
#define ALC_PATTERN_CFG0                0x14A4
#define PATTERN_CFG_0_LEN_MASK          0x0000007F
#define PATTERN_CFG_1_LEN_MASK          0x00007F00
#define PATTERN_CFG_2_LEN_MASK          0x007F0000
#define PATTERN_CFG_3_LEN_MASK          0x7F000000

#define ALC_PATTERN_CFG1                0x14A8
#define PATTERN_CFG_4_LEN_MASK          0x0000007F
#define PATTERN_CFG_5_LEN_MASK          0x00007F00
#define PATTERN_CFG_6_LEN_MASK          0x007F0000

/* RSS */
#define ALC_RSS_KEY0                    0x14B0

#define ALC_RSS_KEY1                    0x14B4

#define ALC_RSS_KEY2                    0x14B8

#define ALC_RSS_KEY3                    0x14BC

#define ALC_RSS_KEY4                    0x14C0

#define ALC_RSS_KEY5                    0x14C4

#define ALC_RSS_KEY6                    0x14C8

#define ALC_RSS_KEY7                    0x14CC

#define ALC_RSS_KEY8                    0x14D0

#define ALC_RSS_KEY9                    0x14D4

#define ALC_RSS_IDT_TABLE0              0x14E0

#define ALC_RSS_IDT_TABLE1              0x14E4

#define ALC_RSS_IDT_TABLE2              0x14E8

#define ALC_RSS_IDT_TABLE3              0x14EC

#define ALC_RSS_IDT_TABLE4              0x14F0

#define ALC_RSS_IDT_TABLE5              0x14F4

#define ALC_RSS_IDT_TABLE6              0x14F8

#define ALC_RSS_IDT_TABLE7              0x14FC

#define ALC_SRAM_RD0_ADDR               0x1500

#define ALC_SRAM_RD1_ADDR               0x1504

#define ALC_SRAM_RD2_ADDR               0x1508

#define ALC_SRAM_RD3_ADDR               0x150C

#define RD_HEAD_ADDR_MASK               0x000003FF
#define RD_TAIL_ADDR_MASK               0x03FF0000
#define RD_HEAD_ADDR_SHIFT              0
#define RD_TAIL_ADDR_SHIFT              16

#define ALC_RD_NIC_LEN0                 0x1510  /* 8 bytes unit */
#define RD_NIC_LEN_MASK                 0x000003FF

#define ALC_RD_NIC_LEN1                 0x1514

#define ALC_SRAM_TD_ADDR                0x1518
#define TD_HEAD_ADDR_MASK               0x000003FF
#define TD_TAIL_ADDR_MASK               0x03FF0000
#define TD_HEAD_ADDR_SHIFT              0
#define TD_TAIL_ADDR_SHIFT              16

#define ALC_SRAM_TD_LEN                 0x151C  /* 8 bytes unit */
#define SRAM_TD_LEN_MASK                0x000003FF

#define ALC_SRAM_RX_FIFO_ADDR           0x1520

#define ALC_SRAM_RX_FIFO_LEN            0x1524

#define ALC_SRAM_TX_FIFO_ADDR           0x1528

#define ALC_SRAM_TX_FIFO_LEN            0x152C

#define ALC_SRAM_TCPH_ADDR              0x1530
#define SRAM_TCPH_ADDR_MASK             0x00000FFF
#define SRAM_PATH_ADDR_MASK             0x0FFF0000
#define SRAM_TCPH_ADDR_SHIFT            0
#define SRAM_PKTH_ADDR_SHIFT            16

#define ALC_DMA_BLOCK                   0x1534
#define DMA_BLOCK_LOAD                  0x00000001

#define ALC_RX_BASE_ADDR_HI             0x1540

#define ALC_TX_BASE_ADDR_HI             0x1544

#define ALC_SMB_BASE_ADDR_HI            0x1548

#define ALC_SMB_BASE_ADDR_LO            0x154C

#define ALC_RD0_HEAD_ADDR_LO            0x1550

#define ALC_RD1_HEAD_ADDR_LO            0x1554

#define ALC_RD2_HEAD_ADDR_LO            0x1558

#define ALC_RD3_HEAD_ADDR_LO            0x155C

#define ALC_RD_RING_CNT                 0x1560
#define RD_RING_CNT_MASK                0x00000FFF
#define RD_RING_CNT_SHIFT               0

#define ALC_RX_BUF_SIZE                 0x1564
#define RX_BUF_SIZE_MASK                0x0000FFFF
/*
 * If larger buffer size than 1536 is specified the controller
 * will be locked up. This is hardware limitation.
 */
#define RX_BUF_SIZE_MAX                 1536

#define ALC_RRD0_HEAD_ADDR_LO           0x1568

#define ALC_RRD1_HEAD_ADDR_LO           0x156C

#define ALC_RRD2_HEAD_ADDR_LO           0x1570

#define ALC_RRD3_HEAD_ADDR_LO           0x1574

#define ALC_RRD_RING_CNT                0x1578
#define RRD_RING_CNT_MASK               0x00000FFF
#define RRD_RING_CNT_SHIFT              0

#define ALC_TDH_HEAD_ADDR_LO            0x157C

#define ALC_TDL_HEAD_ADDR_LO            0x1580

#define ALC_TD_RING_CNT                 0x1584
#define TD_RING_CNT_MASK                0x0000FFFF
#define TD_RING_CNT_SHIFT               0

#define ALC_CMB_BASE_ADDR_LO            0x1588

#define ALC_TXQ_CFG                     0x1590
#define TXQ_CFG_TD_BURST_MASK           0x0000000F
#define TXQ_CFG_IP_OPTION_ENB           0x00000010
#define TXQ_CFG_ENB                     0x00000020
#define TXQ_CFG_ENHANCED_MODE           0x00000040
#define TXQ_CFG_8023_ENB                0x00000080
#define TXQ_CFG_TX_FIFO_BURST_MASK      0xFFFF0000
#define TXQ_CFG_TD_BURST_SHIFT          0
#define TXQ_CFG_TD_BURST_DEFAULT        5
#define TXQ_CFG_TX_FIFO_BURST_SHIFT     16

#define ALC_TSO_OFFLOAD_THRESH          0x1594  /* 8 bytes unit */
#define TSO_OFFLOAD_THRESH_MASK         0x000007FF
#define TSO_OFFLOAD_THRESH_SHIFT        0
#define TSO_OFFLOAD_THRESH_UNIT         8
#define TSO_OFFLOAD_THRESH_UNIT_SHIFT   3

#define ALC_TXF_WATER_MARK              0x1598  /* 8 bytes unit */
#define TXF_WATER_MARK_HI_MASK          0x00000FFF
#define TXF_WATER_MARK_LO_MASK          0x0FFF0000
#define TXF_WATER_MARK_BURST_ENB        0x80000000
#define TXF_WATER_MARK_LO_SHIFT         0
#define TXF_WATER_MARK_HI_SHIFT         16

#define ALC_THROUGHPUT_MON              0x159C
#define THROUGHPUT_MON_RATE_MASK        0x00000003
#define THROUGHPUT_MON_ENB              0x00000080
#define THROUGHPUT_MON_RATE_SHIFT       0

#define ALC_RXQ_CFG                     0x15A0
#define RXQ_CFG_ASPM_THROUGHPUT_LIMIT_MASK      0x00000003
#define RXQ_CFG_ASPM_THROUGHPUT_LIMIT_NONE      0x00000000
#define RXQ_CFG_ASPM_THROUGHPUT_LIMIT_1M        0x00000001
#define RXQ_CFG_ASPM_THROUGHPUT_LIMIT_10M       0x00000002
#define RXQ_CFG_ASPM_THROUGHPUT_LIMIT_100M      0x00000003
#define RXQ_CFG_QUEUE1_ENB              0x00000010
#define RXQ_CFG_QUEUE2_ENB              0x00000020
#define RXQ_CFG_QUEUE3_ENB              0x00000040
#define RXQ_CFG_IPV6_CSUM_ENB           0x00000080
#define RXQ_CFG_RSS_HASH_TBL_LEN_MASK   0x0000FF00
#define RXQ_CFG_RSS_HASH_IPV4           0x00010000
#define RXQ_CFG_RSS_HASH_IPV4_TCP       0x00020000
#define RXQ_CFG_RSS_HASH_IPV6           0x00040000
#define RXQ_CFG_RSS_HASH_IPV6_TCP       0x00080000
#define RXQ_CFG_RD_BURST_MASK           0x03F00000
#define RXQ_CFG_RSS_MODE_DIS            0x00000000
#define RXQ_CFG_RSS_MODE_SQSINT         0x04000000
#define RXQ_CFG_RSS_MODE_MQUESINT       0x08000000
#define RXQ_CFG_RSS_MODE_MQUEMINT       0x0C000000
#define RXQ_CFG_NIP_QUEUE_SEL_TBL       0x10000000
#define RXQ_CFG_RSS_HASH_ENB            0x20000000
#define RXQ_CFG_CUT_THROUGH_ENB         0x40000000
#define RXQ_CFG_QUEUE0_ENB              0x80000000
#define RXQ_CFG_RSS_HASH_TBL_LEN_SHIFT  8
#define RXQ_CFG_RD_BURST_DEFAULT        8
#define RXQ_CFG_RD_BURST_SHIFT          20
#define RXQ_CFG_ENB                                     \
        (RXQ_CFG_QUEUE0_ENB | RXQ_CFG_QUEUE1_ENB |      \
         RXQ_CFG_QUEUE2_ENB | RXQ_CFG_QUEUE3_ENB)

#define ALC_RX_RD_FREE_THRESH           0x15A4  /* 8 bytes unit. */
#define RX_RD_FREE_THRESH_HI_MASK       0x0000003F
#define RX_RD_FREE_THRESH_LO_MASK       0x00000FC0
#define RX_RD_FREE_THRESH_HI_SHIFT      0
#define RX_RD_FREE_THRESH_LO_SHIFT      6
#define RX_RD_FREE_THRESH_HI_DEFAULT    16
#define RX_RD_FREE_THRESH_LO_DEFAULT    8

#define ALC_RX_FIFO_PAUSE_THRESH        0x15A8
#define RX_FIFO_PAUSE_THRESH_LO_MASK    0x00000FFF
#define RX_FIFO_PAUSE_THRESH_HI_MASK    0x0FFF0000
#define RX_FIFO_PAUSE_THRESH_LO_SHIFT   0
#define RX_FIFO_PAUSE_THRESH_HI_SHIFT   16

#define ALC_RD_DMA_CFG                  0x15AC
#define RD_DMA_CFG_THRESH_MASK          0x00000FFF      /* 8 bytes unit */
#define RD_DMA_CFG_TIMER_MASK           0xFFFF0000
#define RD_DMA_CFG_THRESH_SHIFT         0
#define RD_DMA_CFG_TIMER_SHIFT          16
#define RD_DMA_CFG_THRESH_DEFAULT       0x100
#define RD_DMA_CFG_TIMER_DEFAULT        0
#define RD_DMA_CFG_TICK_USECS           8
#define ALC_RD_DMA_CFG_USECS(x)         ((x) / RD_DMA_CFG_TICK_USECS)

#define ALC_RSS_HASH_VALUE              0x15B0

#define ALC_RSS_HASH_FLAG               0x15B4

#define ALC_RSS_CPU                     0x15B8

#define ALC_DMA_CFG                     0x15C0
#define DMA_CFG_IN_ORDER                0x00000001
#define DMA_CFG_ENH_ORDER               0x00000002
#define DMA_CFG_OUT_ORDER               0x00000004
#define DMA_CFG_RCB_64                  0x00000000
#define DMA_CFG_RCB_128                 0x00000008
#define DMA_CFG_RD_BURST_128            0x00000000
#define DMA_CFG_RD_BURST_256            0x00000010
#define DMA_CFG_RD_BURST_512            0x00000020
#define DMA_CFG_RD_BURST_1024           0x00000030
#define DMA_CFG_RD_BURST_2048           0x00000040
#define DMA_CFG_RD_BURST_4096           0x00000050
#define DMA_CFG_WR_BURST_128            0x00000000
#define DMA_CFG_WR_BURST_256            0x00000080
#define DMA_CFG_WR_BURST_512            0x00000100
#define DMA_CFG_WR_BURST_1024           0x00000180
#define DMA_CFG_WR_BURST_2048           0x00000200
#define DMA_CFG_WR_BURST_4096           0x00000280
#define DMA_CFG_RD_REQ_PRI              0x00000400
#define DMA_CFG_RD_DELAY_CNT_MASK       0x0000F800
#define DMA_CFG_WR_DELAY_CNT_MASK       0x000F0000
#define DMA_CFG_CMB_ENB                 0x00100000
#define DMA_CFG_SMB_ENB                 0x00200000
#define DMA_CFG_CMB_NOW                 0x00400000
#define DMA_CFG_SMB_DIS                 0x01000000
#define DMA_CFG_SMB_NOW                 0x80000000
#define DMA_CFG_RD_BURST_MASK           0x07
#define DMA_CFG_RD_BURST_SHIFT          4
#define DMA_CFG_WR_BURST_MASK           0x07
#define DMA_CFG_WR_BURST_SHIFT          7
#define DMA_CFG_RD_DELAY_CNT_SHIFT      11
#define DMA_CFG_WR_DELAY_CNT_SHIFT      16
#define DMA_CFG_RD_DELAY_CNT_DEFAULT    15
#define DMA_CFG_WR_DELAY_CNT_DEFAULT    4

#define ALC_SMB_STAT_TIMER              0x15C4
#define SMB_STAT_TIMER_MASK             0x00FFFFFF
#define SMB_STAT_TIMER_SHIFT            0

#define ALC_CMB_TD_THRESH               0x15C8
#define CMB_TD_THRESH_MASK              0x0000FFFF
#define CMB_TD_THRESH_SHIFT             0

#define ALC_CMB_TX_TIMER                0x15CC
#define CMB_TX_TIMER_MASK               0x0000FFFF
#define CMB_TX_TIMER_SHIFT              0

#define ALC_MBOX_RD0_PROD_IDX           0x15E0

#define ALC_MBOX_RD1_PROD_IDX           0x15E4

#define ALC_MBOX_RD2_PROD_IDX           0x15E8

#define ALC_MBOX_RD3_PROD_IDX           0x15EC

#define ALC_MBOX_RD_PROD_MASK           0x0000FFFF
#define MBOX_RD_PROD_SHIFT              0

#define ALC_MBOX_TD_PROD_IDX            0x15F0
#define MBOX_TD_PROD_HI_IDX_MASK        0x0000FFFF
#define MBOX_TD_PROD_LO_IDX_MASK        0xFFFF0000
#define MBOX_TD_PROD_HI_IDX_SHIFT       0
#define MBOX_TD_PROD_LO_IDX_SHIFT       16

#define ALC_MBOX_TD_CONS_IDX            0x15F4
#define MBOX_TD_CONS_HI_IDX_MASK        0x0000FFFF
#define MBOX_TD_CONS_LO_IDX_MASK        0xFFFF0000
#define MBOX_TD_CONS_HI_IDX_SHIFT       0
#define MBOX_TD_CONS_LO_IDX_SHIFT       16

#define ALC_MBOX_RD01_CONS_IDX          0x15F8
#define MBOX_RD0_CONS_IDX_MASK          0x0000FFFF
#define MBOX_RD1_CONS_IDX_MASK          0xFFFF0000
#define MBOX_RD0_CONS_IDX_SHIFT         0
#define MBOX_RD1_CONS_IDX_SHIFT         16

#define ALC_MBOX_RD23_CONS_IDX          0x15FC
#define MBOX_RD2_CONS_IDX_MASK          0x0000FFFF
#define MBOX_RD3_CONS_IDX_MASK          0xFFFF0000
#define MBOX_RD2_CONS_IDX_SHIFT         0
#define MBOX_RD3_CONS_IDX_SHIFT         16

#define ALC_INTR_STATUS                 0x1600
#define INTR_SMB                        0x00000001
#define INTR_TIMER                      0x00000002
#define INTR_MANUAL_TIMER               0x00000004
#define INTR_RX_FIFO_OFLOW              0x00000008
#define INTR_RD0_UNDERRUN               0x00000010
#define INTR_RD1_UNDERRUN               0x00000020
#define INTR_RD2_UNDERRUN               0x00000040
#define INTR_RD3_UNDERRUN               0x00000080
#define INTR_TX_FIFO_UNDERRUN           0x00000100
#define INTR_DMA_RD_TO_RST              0x00000200
#define INTR_DMA_WR_TO_RST              0x00000400
#define INTR_TX_CREDIT                  0x00000800
#define INTR_GPHY                       0x00001000
#define INTR_GPHY_LOW_PW                0x00002000
#define INTR_TXQ_TO_RST                 0x00004000
#define INTR_TX_PKT                     0x00008000
#define INTR_RX_PKT0                    0x00010000
#define INTR_RX_PKT1                    0x00020000
#define INTR_RX_PKT2                    0x00040000
#define INTR_RX_PKT3                    0x00080000
#define INTR_MAC_RX                     0x00100000
#define INTR_MAC_TX                     0x00200000
#define INTR_UNDERRUN                   0x00400000
#define INTR_FRAME_ERROR                0x00800000
#define INTR_FRAME_OK                   0x01000000
#define INTR_CSUM_ERROR                 0x02000000
#define INTR_PHY_LINK_DOWN              0x04000000
#define INTR_DIS_INT                    0x80000000

/* Interrupt Mask Register */
#define ALC_INTR_MASK                   0x1604

#ifdef  notyet
#define INTR_RX_PKT                                     \
        (INTR_RX_PKT0 | INTR_RX_PKT1 | INTR_RX_PKT2 |   \
         INTR_RX_PKT3)
#define INTR_RD_UNDERRUN                                \
        (INTR_RD0_UNDERRUN | INTR_RD1_UNDERRUN |        \
        INTR_RD2_UNDERRUN | INTR_RD3_UNDERRUN)
#else
#define INTR_RX_PKT                     INTR_RX_PKT0
#define INTR_RD_UNDERRUN                INTR_RD0_UNDERRUN
#endif

#define ALC_INTRS                                       \
        (INTR_DMA_RD_TO_RST | INTR_DMA_WR_TO_RST |      \
        INTR_TXQ_TO_RST | INTR_RX_PKT | INTR_TX_PKT |   \
        INTR_RX_FIFO_OFLOW | INTR_RD_UNDERRUN |         \
        INTR_TX_FIFO_UNDERRUN)

#define ALC_INTR_RETRIG_TIMER           0x1608
#define INTR_RETRIG_TIMER_MASK          0x0000FFFF
#define INTR_RETRIG_TIMER_SHIFT         0

#define ALC_HDS_CFG                     0x160C
#define HDS_CFG_ENB                     0x00000001
#define HDS_CFG_BACKFILLSIZE_MASK       0x000FFF00
#define HDS_CFG_MAX_HDRSIZE_MASK        0xFFF00000
#define HDS_CFG_BACKFILLSIZE_SHIFT      8
#define HDS_CFG_MAX_HDRSIZE_SHIFT       20

/* AR813x/AR815x registers for MAC statistics */
#define ALC_RX_MIB_BASE                 0x1700

#define ALC_TX_MIB_BASE                 0x1760

#define ALC_CLK_GATING_CFG              0x1814
#define CLK_GATING_DMAW_ENB             0x0001
#define CLK_GATING_DMAR_ENB             0x0002
#define CLK_GATING_TXQ_ENB              0x0004
#define CLK_GATING_RXQ_ENB              0x0008
#define CLK_GATING_TXMAC_ENB            0x0010
#define CLK_GATING_RXMAC_ENB            0x0020

#define ALC_DEBUG_DATA0                 0x1900

#define ALC_DEBUG_DATA1                 0x1904

#define ALC_MII_DBG_ADDR                0x1D
#define ALC_MII_DBG_DATA                0x1E

#define MII_ANA_CFG0                    0x00
#define ANA_RESTART_CAL                 0x0001
#define ANA_MANUL_SWICH_ON_MASK         0x001E
#define ANA_MAN_ENABLE                  0x0020
#define ANA_SEL_HSP                     0x0040
#define ANA_EN_HB                       0x0080
#define ANA_EN_HBIAS                    0x0100
#define ANA_OEN_125M                    0x0200
#define ANA_EN_LCKDT                    0x0400
#define ANA_LCKDT_PHY                   0x0800
#define ANA_AFE_MODE                    0x1000
#define ANA_VCO_SLOW                    0x2000
#define ANA_VCO_FAST                    0x4000
#define ANA_SEL_CLK125M_DSP             0x8000
#define ANA_MANUL_SWICH_ON_SHIFT        1

#define MII_ANA_CFG4                    0x04
#define ANA_IECHO_ADJ_MASK              0x0F
#define ANA_IECHO_ADJ_3_MASK            0x000F
#define ANA_IECHO_ADJ_2_MASK            0x00F0
#define ANA_IECHO_ADJ_1_MASK            0x0F00
#define ANA_IECHO_ADJ_0_MASK            0xF000
#define ANA_IECHO_ADJ_3_SHIFT           0
#define ANA_IECHO_ADJ_2_SHIFT           4
#define ANA_IECHO_ADJ_1_SHIFT           8
#define ANA_IECHO_ADJ_0_SHIFT           12

#define MII_ANA_CFG5                    0x05
#define ANA_SERDES_CDR_BW_MASK          0x0003
#define ANA_MS_PAD_DBG                  0x0004
#define ANA_SPEEDUP_DBG                 0x0008
#define ANA_SERDES_TH_LOS_MASK          0x0030
#define ANA_SERDES_EN_DEEM              0x0040
#define ANA_SERDES_TXELECIDLE           0x0080
#define ANA_SERDES_BEACON               0x0100
#define ANA_SERDES_HALFTXDR             0x0200
#define ANA_SERDES_SEL_HSP              0x0400
#define ANA_SERDES_EN_PLL               0x0800
#define ANA_SERDES_EN                   0x1000
#define ANA_SERDES_EN_LCKDT             0x2000
#define ANA_SERDES_CDR_BW_SHIFT         0
#define ANA_SERDES_TH_LOS_SHIFT         4

#define MII_ANA_CFG11                   0x0B
#define ANA_PS_HIB_EN                   0x8000

#define MII_ANA_CFG18                   0x12
#define ANA_TEST_MODE_10BT_01MASK       0x0003
#define ANA_LOOP_SEL_10BT               0x0004
#define ANA_RGMII_MODE_SW               0x0008
#define ANA_EN_LONGECABLE               0x0010
#define ANA_TEST_MODE_10BT_2            0x0020
#define ANA_EN_10BT_IDLE                0x0400
#define ANA_EN_MASK_TB                  0x0800
#define ANA_TRIGGER_SEL_TIMER_MASK      0x3000
#define ANA_INTERVAL_SEL_TIMER_MASK     0xC000
#define ANA_TEST_MODE_10BT_01SHIFT      0
#define ANA_TRIGGER_SEL_TIMER_SHIFT     12
#define ANA_INTERVAL_SEL_TIMER_SHIFT    14

#define MII_ANA_CFG41                   0x29
#define ANA_TOP_PS_EN                   0x8000

#define MII_ANA_CFG54                   0x36
#define ANA_LONG_CABLE_TH_100_MASK      0x003F
#define ANA_DESERVED                    0x0040
#define ANA_EN_LIT_CH                   0x0080
#define ANA_SHORT_CABLE_TH_100_MASK     0x3F00
#define ANA_BP_BAD_LINK_ACCUM           0x4000
#define ANA_BP_SMALL_BW                 0x8000
#define ANA_LONG_CABLE_TH_100_SHIFT     0
#define ANA_SHORT_CABLE_TH_100_SHIFT    8

/* Statistics counters collected by the MAC. */
struct smb {
        /* Rx stats. */
        uint32_t rx_frames;
        uint32_t rx_bcast_frames;
        uint32_t rx_mcast_frames;
        uint32_t rx_pause_frames;
        uint32_t rx_control_frames;
        uint32_t rx_crcerrs;
        uint32_t rx_lenerrs;
        uint32_t rx_bytes;
        uint32_t rx_runts;
        uint32_t rx_fragments;
        uint32_t rx_pkts_64;
        uint32_t rx_pkts_65_127;
        uint32_t rx_pkts_128_255;
        uint32_t rx_pkts_256_511;
        uint32_t rx_pkts_512_1023;
        uint32_t rx_pkts_1024_1518;
        uint32_t rx_pkts_1519_max;
        uint32_t rx_pkts_truncated;
        uint32_t rx_fifo_oflows;
        uint32_t rx_rrs_errs;
        uint32_t rx_alignerrs;
        uint32_t rx_bcast_bytes;
        uint32_t rx_mcast_bytes;
        uint32_t rx_pkts_filtered;
        /* Tx stats. */
        uint32_t tx_frames;
        uint32_t tx_bcast_frames;
        uint32_t tx_mcast_frames;
        uint32_t tx_pause_frames;
        uint32_t tx_excess_defer;
        uint32_t tx_control_frames;
        uint32_t tx_deferred;
        uint32_t tx_bytes;
        uint32_t tx_pkts_64;
        uint32_t tx_pkts_65_127;
        uint32_t tx_pkts_128_255;
        uint32_t tx_pkts_256_511;
        uint32_t tx_pkts_512_1023;
        uint32_t tx_pkts_1024_1518;
        uint32_t tx_pkts_1519_max;
        uint32_t tx_single_colls;
        uint32_t tx_multi_colls;
        uint32_t tx_late_colls;
        uint32_t tx_excess_colls;
        uint32_t tx_abort;
        uint32_t tx_underrun;
        uint32_t tx_desc_underrun;
        uint32_t tx_lenerrs;
        uint32_t tx_pkts_truncated;
        uint32_t tx_bcast_bytes;
        uint32_t tx_mcast_bytes;
        uint32_t updated;
};

/* CMB(Coalesing message block) */
struct cmb {
        uint32_t cons;
};

/* Rx free descriptor */
struct rx_desc {
        uint64_t addr;
};

/* Rx return descriptor */
struct rx_rdesc {
        uint32_t rdinfo;
#define RRD_CSUM_MASK                   0x0000FFFF
#define RRD_RD_CNT_MASK                 0x000F0000
#define RRD_RD_IDX_MASK                 0xFFF00000
#define RRD_CSUM_SHIFT                  0
#define RRD_RD_CNT_SHIFT                16
#define RRD_RD_IDX_SHIFT                20
#define RRD_CSUM(x)                     \
        (((x) & RRD_CSUM_MASK) >> RRD_CSUM_SHIFT)
#define RRD_RD_CNT(x)                   \
        (((x) & RRD_RD_CNT_MASK) >> RRD_RD_CNT_SHIFT)
#define RRD_RD_IDX(x)                   \
        (((x) & RRD_RD_IDX_MASK) >> RRD_RD_IDX_SHIFT)
        uint32_t rss;
        uint32_t vtag;
#define RRD_VLAN_MASK                   0x0000FFFF
#define RRD_HEAD_LEN_MASK               0x00FF0000
#define RRD_HDS_MASK                    0x03000000
#define RRD_HDS_NONE                    0x00000000
#define RRD_HDS_HEAD                    0x01000000
#define RRD_HDS_DATA                    0x02000000
#define RRD_CPU_MASK                    0x0C000000
#define RRD_HASH_FLAG_MASK              0xF0000000
#define RRD_VLAN_SHIFT                  0
#define RRD_HEAD_LEN_SHIFT              16
#define RRD_HDS_SHIFT                   24
#define RRD_CPU_SHIFT                   26
#define RRD_HASH_FLAG_SHIFT             28
#define RRD_VLAN(x)                     \
        (((x) & RRD_VLAN_MASK) >> RRD_VLAN_SHIFT)
#define RRD_HEAD_LEN(x)                 \
        (((x) & RRD_HEAD_LEN_MASK) >> RRD_HEAD_LEN_SHIFT)
#define RRD_CPU(x)                      \
        (((x) & RRD_CPU_MASK) >> RRD_CPU_SHIFT)
        uint32_t status;
#define RRD_LEN_MASK                    0x00003FFF
#define RRD_LEN_SHIFT                   0
#define RRD_TCP_UDPCSUM_NOK             0x00004000
#define RRD_IPCSUM_NOK                  0x00008000
#define RRD_VLAN_TAG                    0x00010000
#define RRD_PROTO_MASK                  0x000E0000
#define RRD_PROTO_IPV4                  0x00020000
#define RRD_PROTO_IPV6                  0x000C0000
#define RRD_ERR_SUM                     0x00100000
#define RRD_ERR_CRC                     0x00200000
#define RRD_ERR_ALIGN                   0x00400000
#define RRD_ERR_TRUNC                   0x00800000
#define RRD_ERR_RUNT                    0x01000000
#define RRD_ERR_ICMP                    0x02000000
#define RRD_BCAST                       0x04000000
#define RRD_MCAST                       0x08000000
#define RRD_SNAP_LLC                    0x10000000
#define RRD_ETHER                       0x00000000
#define RRD_FIFO_FULL                   0x20000000
#define RRD_ERR_LENGTH                  0x40000000
#define RRD_VALID                       0x80000000
#define RRD_BYTES(x)                    \
        (((x) & RRD_LEN_MASK) >> RRD_LEN_SHIFT)
#define RRD_IPV4(x)                     \
        (((x) & RRD_PROTO_MASK) == RRD_PROTO_IPV4)
};

/* Tx descriptor */
struct tx_desc {
        uint32_t len;
#define TD_BUFLEN_MASK                  0x00003FFF
#define TD_VLAN_MASK                    0xFFFF0000
#define TD_BUFLEN_SHIFT                 0
#define TX_BYTES(x)                     \
        (((x) << TD_BUFLEN_SHIFT) & TD_BUFLEN_MASK)
#define TD_VLAN_SHIFT                   16
        uint32_t flags;
#define TD_L4HDR_OFFSET_MASK            0x000000FF      /* byte unit */
#define TD_TCPHDR_OFFSET_MASK           0x000000FF      /* byte unit */
#define TD_PLOAD_OFFSET_MASK            0x000000FF      /* 2 bytes unit */
#define TD_CUSTOM_CSUM                  0x00000100
#define TD_IPCSUM                       0x00000200
#define TD_TCPCSUM                      0x00000400
#define TD_UDPCSUM                      0x00000800
#define TD_TSO                          0x00001000
#define TD_TSO_DESCV1                   0x00000000
#define TD_TSO_DESCV2                   0x00002000
#define TD_CON_VLAN_TAG                 0x00004000
#define TD_INS_VLAN_TAG                 0x00008000
#define TD_IPV4_DESCV2                  0x00010000
#define TD_LLC_SNAP                     0x00020000
#define TD_ETHERNET                     0x00000000
#define TD_CUSTOM_CSUM_OFFSET_MASK      0x03FC0000      /* 2 bytes unit */
#define TD_CUSTOM_CSUM_EVEN_PAD         0x40000000
#define TD_MSS_MASK                     0x7FFC0000
#define TD_EOP                          0x80000000
#define TD_L4HDR_OFFSET_SHIFT           0
#define TD_TCPHDR_OFFSET_SHIFT          0
#define TD_PLOAD_OFFSET_SHIFT           0
#define TD_CUSTOM_CSUM_OFFSET_SHIFT     18
#define TD_MSS_SHIFT                    18
        uint64_t addr;
};

#endif  /* _IF_ALCREG_H */