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[dragonfly.git] / sys / dev / netif / age / if_agereg.h

/*-
 * Copyright (c) 2008, 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: src/sys/dev/age/if_agereg.h,v 1.1 2008/05/19 01:39:59 yongari Exp $
 */

#ifndef _IF_AGEREG_H
#define _IF_AGEREG_H

/*
 * Attansic Technology Corp. PCI vendor ID
 */
#define VENDORID_ATTANSIC               0x1969

#define AGE_PCIR_BAR                    PCIR_BAR(0)

/*
 * Attansic L1 device ID
 */
#define DEVICEID_ATTANSIC_L1            0x1048

#define AGE_VPD_REG_CONF_START          0x0100
#define AGE_VPD_REG_CONF_END            0x01FF
#define AGE_VPD_REG_CONF_SIG            0x5A

#define AGE_SPI_CTRL                    0x200
#define SPI_STAT_NOT_READY              0x00000001
#define SPI_STAT_WR_ENB                 0x00000002
#define SPI_STAT_WRP_ENB                0x00000080
#define SPI_INST_MASK                   0x000000FF
#define SPI_START                       0x00000100
#define SPI_INST_START                  0x00000800
#define SPI_VPD_ENB                     0x00002000
#define SPI_LOADER_START                0x00008000
#define SPI_CS_HI_MASK                  0x00030000
#define SPI_CS_HOLD_MASK                0x000C0000
#define SPI_CLK_LO_MASK                 0x00300000
#define SPI_CLK_HI_MASK                 0x00C00000
#define SPI_CS_SETUP_MASK               0x03000000
#define SPI_EPROM_PG_MASK               0x0C000000
#define SPI_INST_SHIFT                  8
#define SPI_CS_HI_SHIFT                 16
#define SPI_CS_HOLD_SHIFT               18
#define SPI_CLK_LO_SHIFT                20
#define SPI_CLK_HI_SHIFT                22
#define SPI_CS_SETUP_SHIFT              24
#define SPI_EPROM_PG_SHIFT              26
#define SPI_WAIT_READY                  0x10000000

#define AGE_SPI_ADDR                    0x204   /* 16bits */

#define AGE_SPI_DATA                    0x208

#define AGE_SPI_CONFIG                  0x20C

#define AGE_SPI_OP_PROGRAM              0x210   /* 8bits */

#define AGE_SPI_OP_SC_ERASE             0x211   /* 8bits */

#define AGE_SPI_OP_CHIP_ERASE           0x212   /* 8bits */

#define AGE_SPI_OP_RDID                 0x213   /* 8bits */

#define AGE_SPI_OP_WREN                 0x214   /* 8bits */

#define AGE_SPI_OP_RDSR                 0x215   /* 8bits */

#define AGE_SPI_OP_WRSR                 0x216   /* 8bits */

#define AGE_SPI_OP_READ                 0x217   /* 8bits */

#define AGE_TWSI_CTRL                   0x218

#define AGE_DEV_MISC_CTRL               0x21C

#define AGE_MASTER_CFG                  0x1400
#define MASTER_RESET                    0x00000001
#define MASTER_MTIMER_ENB               0x00000002
#define MASTER_ITIMER_ENB               0x00000004
#define MASTER_MANUAL_INT_ENB           0x00000008
#define MASTER_CHIP_REV_MASK            0x00FF0000
#define MASTER_CHIP_ID_MASK             0xFF000000
#define MASTER_CHIP_REV_SHIFT           16
#define MASTER_CHIP_ID_SHIFT            24

/* Number of ticks per usec for L1. */
#define AGE_TICK_USECS                  2
#define AGE_USECS(x)                    ((x) / AGE_TICK_USECS)

#define AGE_MANUAL_TIMER                0x1404

#define AGE_IM_TIMER                    0x1408  /* 16bits */
#define AGE_IM_TIMER_MIN                0
#define AGE_IM_TIMER_MAX                130000  /* 130ms */
#define AGE_IM_TIMER_DEFAULT            100

#define AGE_GPHY_CTRL                   0x140C  /* 16bits */
#define GPHY_CTRL_RST                   0x0000
#define GPHY_CTRL_CLR                   0x0001

#define AGE_INTR_CLR_TIMER              0x140E  /* 16bits */

#define AGE_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 AGE_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_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 AGE_PHY_ADDR                    0

#define AGE_PHY_STATUS                  0x1418

#define AGE_BIST0                       0x141C
#define BIST0_ENB                       0x00000001
#define BIST0_SRAM_FAIL                 0x00000002
#define BIST0_FUSE_FLAG                 0x00000004

#define AGE_BIST1                       0x1420
#define BIST1_ENB                       0x00000001
#define BIST1_SRAM_FAIL                 0x00000002
#define BIST1_FUSE_FLAG                 0x00000004

#define AGE_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_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_PREAMBLE_SHIFT          10
#define MAC_CFG_PREAMBLE_DEFAULT        7

#define AGE_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 AGE_PAR0                        0x1488
#define AGE_PAR1                        0x148C

/* 64bit multicast hash register. */
#define AGE_MAR0                        0x1490
#define AGE_MAR1                        0x1494

/* half-duplex parameter configuration. */
#define AGE_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 AGE_FRAME_SIZE                  0x149C

#define AGE_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 AGE_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 AGE_PATTERN_CFG1                0x14A8
#define PATTERN_CFG_4_LEN_MASK          0x0000007F
#define PATTERN_CFG_5_LEN_MASK          0x00007F00
#define PATTERN_CFG_6_LEN_MASK          0x007F0000

#define AGE_SRAM_RD_ADDR                0x1500

#define AGE_SRAM_RD_LEN                 0x1504

#define AGE_SRAM_RRD_ADDR               0x1508

#define AGE_SRAM_RRD_LEN                0x150C

#define AGE_SRAM_TPD_ADDR               0x1510

#define AGE_SRAM_TPD_LEN                0x1514

#define AGE_SRAM_TRD_ADDR               0x1518

#define AGE_SRAM_TRD_LEN                0x151C

#define AGE_SRAM_RX_FIFO_ADDR           0x1520

#define AGE_SRAM_RX_FIFO_LEN            0x1524

#define AGE_SRAM_TX_FIFO_ADDR           0x1528

#define AGE_SRAM_TX_FIFO_LEN            0x152C

#define AGE_SRAM_TCPH_ADDR              0x1530
#define SRAM_TCPH_ADDR_MASK             0x00000FFF
#define SRAM_PATH_ADDR_MASK             0x0FFF0000
#define SRAM_TCPH_ADDR_SHIFT            0
#define SRAM_PATH_ADDR_SHIFT            16

#define AGE_DMA_BLOCK                   0x1534
#define DMA_BLOCK_LOAD                  0x00000001

/*
 * All descriptors and CMB/SMB share the same high address.
 */
#define AGE_DESC_ADDR_HI                0x1540

#define AGE_DESC_RD_ADDR_LO             0x1544

#define AGE_DESC_RRD_ADDR_LO            0x1548

#define AGE_DESC_TPD_ADDR_LO            0x154C

#define AGE_DESC_CMB_ADDR_LO            0x1550

#define AGE_DESC_SMB_ADDR_LO            0x1554

#define AGE_DESC_RRD_RD_CNT             0x1558
#define DESC_RD_CNT_MASK                0x000007FF
#define DESC_RRD_CNT_MASK               0x07FF0000
#define DESC_RD_CNT_SHIFT               0
#define DESC_RRD_CNT_SHIFT              16

#define AGE_DESC_TPD_CNT                0x155C
#define DESC_TPD_CNT_MASK               0x00003FF
#define DESC_TPD_CNT_SHIFT              0

#define AGE_TXQ_CFG                     0x1580
#define TXQ_CFG_TPD_BURST_MASK          0x0000001F
#define TXQ_CFG_ENB                     0x00000020
#define TXQ_CFG_ENHANCED_MODE           0x00000040
#define TXQ_CFG_TPD_FETCH_THRESH_MASK   0x00003F00
#define TXQ_CFG_TX_FIFO_BURST_MASK      0xFFFF0000
#define TXQ_CFG_TPD_BURST_SHIFT         0
#define TXQ_CFG_TPD_BURST_DEFAULT       4
#define TXQ_CFG_TPD_FETCH_THRESH_SHIFT  8
#define TXQ_CFG_TPD_FETCH_DEFAULT       16
#define TXQ_CFG_TX_FIFO_BURST_SHIFT     16
#define TXQ_CFG_TX_FIFO_BURST_DEFAULT   256

#define AGE_TX_JUMBO_TPD_TH_IPG         0x1584
#define TX_JUMBO_TPD_TH_MASK            0x000007FF
#define TX_JUMBO_TPD_IPG_MASK           0x001F0000
#define TX_JUMBO_TPD_TH_SHIFT           0
#define TX_JUMBO_TPD_IPG_SHIFT          16
#define TX_JUMBO_TPD_IPG_DEFAULT        1

#define AGE_RXQ_CFG                     0x15A0
#define RXQ_CFG_RD_BURST_MASK           0x000000FF
#define RXQ_CFG_RRD_BURST_THRESH_MASK   0x0000FF00
#define RXQ_CFG_RD_PREF_MIN_IPG_MASK    0x001F0000
#define RXQ_CFG_CUT_THROUGH_ENB         0x40000000
#define RXQ_CFG_ENB                     0x80000000
#define RXQ_CFG_RD_BURST_SHIFT          0
#define RXQ_CFG_RD_BURST_DEFAULT        8
#define RXQ_CFG_RRD_BURST_THRESH_SHIFT  8
#define RXQ_CFG_RRD_BURST_THRESH_DEFAULT 8
#define RXQ_CFG_RD_PREF_MIN_IPG_SHIFT   16
#define RXQ_CFG_RD_PREF_MIN_IPG_DEFAULT 1

#define AGE_RXQ_JUMBO_CFG               0x15A4
#define RXQ_JUMBO_CFG_SZ_THRESH_MASK    0x000007FF
#define RXQ_JUMBO_CFG_LKAH_MASK         0x00007800
#define RXQ_JUMBO_CFG_RRD_TIMER_MASK    0xFFFF0000
#define RXQ_JUMBO_CFG_SZ_THRESH_SHIFT   0
#define RXQ_JUMBO_CFG_LKAH_SHIFT        11
#define RXQ_JUMBO_CFG_LKAH_DEFAULT      0x01
#define RXQ_JUMBO_CFG_RRD_TIMER_SHIFT   16

#define AGE_RXQ_FIFO_PAUSE_THRESH       0x15A8
#define RXQ_FIFO_PAUSE_THRESH_LO_MASK   0x00000FFF
#define RXQ_FIFO_PAUSE_THRESH_HI_MASK   0x0FFF000
#define RXQ_FIFO_PAUSE_THRESH_LO_SHIFT  0
#define RXQ_FIFO_PAUSE_THRESH_HI_SHIFT  16

#define AGE_RXQ_RRD_PAUSE_THRESH        0x15AC
#define RXQ_RRD_PAUSE_THRESH_HI_MASK    0x00000FFF
#define RXQ_RRD_PAUSE_THRESH_LO_MASK    0x0FFF0000
#define RXQ_RRD_PAUSE_THRESH_HI_SHIFT   0
#define RXQ_RRD_PAUSE_THRESH_LO_SHIFT   16

#define AGE_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_ENB                  0x00000400
#define DMA_CFG_WR_ENB                  0x00000800
#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 AGE_CSMB_CTRL                   0x15D0
#define CSMB_CTRL_CMB_KICK              0x00000001
#define CSMB_CTRL_SMB_KICK              0x00000002
#define CSMB_CTRL_CMB_ENB               0x00000004
#define CSMB_CTRL_SMB_ENB               0x00000008

/* CMB DMA Write Threshold Register */
#define AGE_CMB_WR_THRESH               0x15D4
#define CMB_WR_THRESH_RRD_MASK          0x000007FF
#define CMB_WR_THRESH_TPD_MASK          0x07FF0000
#define CMB_WR_THRESH_RRD_SHIFT         0
#define CMB_WR_THRESH_RRD_DEFAULT       4
#define CMB_WR_THRESH_TPD_SHIFT         16
#define CMB_WR_THRESH_TPD_DEFAULT       4

/* RX/TX count-down timer to trigger CMB-write. */
#define AGE_CMB_WR_TIMER                0x15D8
#define CMB_WR_TIMER_RX_MASK            0x0000FFFF
#define CMB_WR_TIMER_TX_MASK            0xFFFF0000
#define CMB_WR_TIMER_RX_SHIFT           0
#define CMB_WR_TIMER_TX_SHIFT           16

/* Number of packet received since last CMB write */
#define AGE_CMB_RX_PKT_CNT              0x15DC

/* Number of packet transmitted since last CMB write */
#define AGE_CMB_TX_PKT_CNT              0x15E0

/* SMB auto DMA timer register */
#define AGE_SMB_TIMER                   0x15E4

#define AGE_MBOX                        0x15F0
#define MBOX_RD_PROD_IDX_MASK           0x000007FF
#define MBOX_RRD_CONS_IDX_MASK          0x003FF800
#define MBOX_TD_PROD_IDX_MASK           0xFFC00000
#define MBOX_RD_PROD_IDX_SHIFT          0
#define MBOX_RRD_CONS_IDX_SHIFT         11
#define MBOX_TD_PROD_IDX_SHIFT          22

#define AGE_INTR_STATUS                 0x1600
#define INTR_SMB                        0x00000001
#define INTR_MOD_TIMER                  0x00000002
#define INTR_MANUAL_TIMER               0x00000004
#define INTR_RX_FIFO_OFLOW              0x00000008
#define INTR_RD_UNDERRUN                0x00000010
#define INTR_RRD_OFLOW                  0x00000020
#define INTR_TX_FIFO_UNDERRUN           0x00000040
#define INTR_LINK_CHG                   0x00000080
#define INTR_HOST_RD_UNDERRUN           0x00000100
#define INTR_HOST_RRD_OFLOW             0x00000200
#define INTR_DMA_RD_TO_RST              0x00000400
#define INTR_DMA_WR_TO_RST              0x00000800
#define INTR_GPHY                       0x00001000
#define INTR_RX_PKT                     0x00010000
#define INTR_TX_PKT                     0x00020000
#define INTR_TX_DMA                     0x00040000
#define INTR_RX_DMA                     0x00080000
#define INTR_CMB_RX                     0x00100000
#define INTR_CMB_TX                     0x00200000
#define INTR_MAC_RX                     0x00400000
#define INTR_MAC_TX                     0x00800000
#define INTR_UNDERRUN                   0x01000000
#define INTR_FRAME_ERROR                0x02000000
#define INTR_FRAME_OK                   0x04000000
#define INTR_CSUM_ERROR                 0x08000000
#define INTR_PHY_LINK_DOWN              0x10000000
#define INTR_DIS_SMB                    0x20000000
#define INTR_DIS_DMA                    0x40000000
#define INTR_DIS_INT                    0x80000000

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

#define AGE_INTRS                                               \
        (INTR_SMB | INTR_DMA_RD_TO_RST | INTR_DMA_WR_TO_RST |   \
        INTR_CMB_TX | INTR_CMB_RX)

/* 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_desc_oflows;
        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_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;
} __packed;

/* Coalescing message block */
struct cmb {
        uint32_t intr_status;
        uint32_t rprod_cons;
#define RRD_PROD_MASK                   0x0000FFFF
#define RD_CONS_MASK                    0xFFFF0000
#define RRD_PROD_SHIFT                  0
#define RD_CONS_SHIFT                   16
        uint32_t tpd_cons;
#define CMB_UPDATED                     0x00000001
#define TPD_CONS_MASK                   0xFFFF0000
#define TPD_CONS_SHIFT                  16
} __packed;

/* Rx return descriptor */
struct rx_rdesc {
        uint32_t index;
#define AGE_RRD_NSEGS_MASK              0x000000FF
#define AGE_RRD_CONS_MASK               0xFFFF0000
#define AGE_RRD_NSEGS_SHIFT             0
#define AGE_RRD_CONS_SHIFT              16
        uint32_t len;
#define AGE_RRD_CSUM_MASK               0x0000FFFF
#define AGE_RRD_LEN_MASK                0xFFFF0000
#define AGE_RRD_CSUM_SHIFT              0
#define AGE_RRD_LEN_SHIFT               16
        uint32_t flags;
#define AGE_RRD_ETHERNET                0x00000080
#define AGE_RRD_VLAN                    0x00000100
#define AGE_RRD_ERROR                   0x00000200
#define AGE_RRD_IPV4                    0x00000400
#define AGE_RRD_UDP                     0x00000800
#define AGE_RRD_TCP                     0x00001000
#define AGE_RRD_BCAST                   0x00002000
#define AGE_RRD_MCAST                   0x00004000
#define AGE_RRD_PAUSE                   0x00008000
#define AGE_RRD_CRC                     0x00010000
#define AGE_RRD_CODE                    0x00020000
#define AGE_RRD_DRIBBLE                 0x00040000
#define AGE_RRD_RUNT                    0x00080000
#define AGE_RRD_OFLOW                   0x00100000
#define AGE_RRD_TRUNC                   0x00200000
#define AGE_RRD_IPCSUM_NOK              0x00400000
#define AGE_RRD_TCP_UDPCSUM_NOK         0x00800000
#define AGE_RRD_LENGTH_NOK              0x01000000
#define AGE_RRD_DES_ADDR_FILTERED       0x02000000
        uint32_t vtags;
#define AGE_RRD_VLAN_MASK               0xFFFF0000
#define AGE_RRD_VLAN_SHIFT              16
} __packed;

#define AGE_RX_NSEGS(x)         \
        (((x) & AGE_RRD_NSEGS_MASK) >> AGE_RRD_NSEGS_SHIFT)
#define AGE_RX_CONS(x)          \
        (((x) & AGE_RRD_CONS_MASK) >> AGE_RRD_CONS_SHIFT)
#define AGE_RX_CSUM(x)          \
        (((x) & AGE_RRD_CSUM_MASK) >> AGE_RRD_CSUM_SHIFT)
#define AGE_RX_BYTES(x)         \
        (((x) & AGE_RRD_LEN_MASK) >> AGE_RRD_LEN_SHIFT)
#define AGE_RX_VLAN(x)          \
        (((x) & AGE_RRD_VLAN_MASK) >> AGE_RRD_VLAN_SHIFT)
#define AGE_RX_VLAN_TAG(x)      \
        (((x) >> 4) | (((x) & 7) << 13) | (((x) & 8) << 9))

/* Rx descriptor. */
struct rx_desc {
        uint64_t addr;
        uint32_t len;
#define AGE_RD_LEN_MASK                 0x0000FFFF
#define AGE_CONS_UPD_REQ_MASK           0xFFFF0000
#define AGE_RD_LEN_SHIFT                0
#define AGE_CONS_UPD_REQ_SHIFT          16
} __packed;

/* Tx descriptor. */
struct tx_desc {
        uint64_t addr;
        uint32_t len;
#define AGE_TD_VLAN_MASK                0xFFFF0000
#define AGE_TD_PKT_INT                  0x00008000
#define AGE_TD_DMA_INT                  0x00004000
#define AGE_TD_BUFLEN_MASK              0x00003FFF
#define AGE_TD_VLAN_SHIFT               16
#define AGE_TX_VLAN_TAG(x)      \
        (((x) << 4) | ((x) >> 13) | (((x) >> 9) & 8))
#define AGE_TD_BUFLEN_SHIFT             0
#define AGE_TX_BYTES(x)         \
        (((x) << AGE_TD_BUFLEN_SHIFT) & AGE_TD_BUFLEN_MASK)
        uint32_t flags;
#define AGE_TD_TSO_MSS                  0xFFF80000
#define AGE_TD_TSO_HDR                  0x00040000
#define AGE_TD_TSO_TCPHDR_LEN           0x0003C000
#define AGE_TD_IPHDR_LEN                0x00003C00
#define AGE_TD_LLC_SNAP                 0x00000200
#define AGE_TD_VLAN_TAGGED              0x00000100
#define AGE_TD_UDPCSUM                  0x00000080
#define AGE_TD_TCPCSUM                  0x00000040
#define AGE_TD_IPCSUM                   0x00000020
#define AGE_TD_TSO_IPV4                 0x00000010
#define AGE_TD_TSO_IPV6                 0x00000012
#define AGE_TD_CSUM                     0x00000008
#define AGE_TD_INSERT_VLAN_TAG          0x00000004
#define AGE_TD_COALESCE                 0x00000002
#define AGE_TD_EOP                      0x00000001

#define AGE_TD_CSUM_PLOADOFFSET         0x00FF0000
#define AGE_TD_CSUM_XSUMOFFSET          0xFF000000
#define AGE_TD_CSUM_XSUMOFFSET_SHIFT    24
#define AGE_TD_CSUM_PLOADOFFSET_SHIFT   16
#define AGE_TD_TSO_MSS_SHIFT            19
#define AGE_TD_TSO_TCPHDR_LEN_SHIFT     14
#define AGE_TD_IPHDR_LEN_SHIFT          10
} __packed;

#endif  /* _IF_AGEREG_H */