Merge remote-tracking branch 'origin/master'

[unleashed/lotheac.git] / usr / src / uts / common / io / rge / rge_hw.h

/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License (the "License").
 * You may not use this file except in compliance with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */
/*
 * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

#ifndef _RGE_HW_H
#define _RGE_HW_H

#ifdef __cplusplus
extern "C" {
#endif

#include <sys/types.h>


/*
 * First section:
 *      Identification of the various Realtek GigE chips
 */

/*
 * Driver support device
 */
#define VENDOR_ID_REALTECK              0x10EC
#define DEVICE_ID_8169                  0x8169  /* PCI */
#define DEVICE_ID_8110                  0x8169  /* PCI */
#define DEVICE_ID_8168                  0x8168  /* PCI-E */
#define DEVICE_ID_8111                  0x8168  /* PCI-E */
#define DEVICE_ID_8169SC                0x8167  /* PCI */
#define DEVICE_ID_8110SC                0x8167  /* PCI */
#define DEVICE_ID_8101E                 0x8136  /* 10/100M PCI-E */

#define RGE_REGISTER_MAX                0x0100


/*
 * Second section:
 *      Offsets of important registers & definitions for bits therein
 */
/*
 * MAC address register, initial value is autoloaded from the
 * EEPROM EthernetID field
 */
#define ID_0_REG                        0x0000
#define ID_1_REG                        0x0001
#define ID_2_REG                        0x0002
#define ID_3_REG                        0x0003
#define ID_4_REG                        0x0004
#define ID_5_REG                        0x0005

/*
 * Multicast register
 */
#define MULTICAST_0_REG                 0x0008
#define MULTICAST_1_REG                 0x0009
#define MULTICAST_2_REG                 0x000a
#define MULTICAST_3_REG                 0x000b
#define MULTICAST_4_REG                 0x000c
#define MULTICAST_5_REG                 0x000d
#define MULTICAST_6_REG                 0x000e
#define MULTICAST_7_REG                 0x000f
#define RGE_MCAST_NUM                   8 /* total 8 registers: MAR0 - MAR7 */

/*
 * Dump Tally Counter Command register
 */
#define DUMP_COUNTER_REG_0              0x0010
#define DUMP_COUNTER_REG_RESV           0x00000037
#define DUMP_START                      0x00000008
#define DUMP_COUNTER_REG_1              0x0014

/*
 * Register for start address of transmit descriptors
 */
#define NORMAL_TX_RING_ADDR_LO_REG      0x0020
#define NORMAL_TX_RING_ADDR_HI_REG      0x0024
#define HIGH_TX_RING_ADDR_LO_REG        0x0028
#define HIGH_TX_RING_ADDR_HI_REG        0x002c

/*
 * Commond register
 */
#define RT_COMMAND_REG                  0x0037
#define RT_COMMAND_RESV                 0xe3
#define RT_COMMAND_RESET                0x10
#define RT_COMMAND_RX_ENABLE            0x08
#define RT_COMMAND_TX_ENABLE            0x04

/*
 * Transmit priority polling register
 */
#define TX_RINGS_POLL_REG               0x0038
#define HIGH_TX_RING_POLL               0x80
#define NORMAL_TX_RING_POLL             0x40
#define FORCE_SW_INT                    0x01

/*
 * Interrupt mask & status register
 */
#define INT_MASK_REG                    0x003c
#define INT_STATUS_REG                  0x003e
#define SYS_ERR_INT                     0x8000
#define TIME_OUT_INT                    0x4000
#define SW_INT                          0x0100
#define NO_TXDESC_INT                   0x0080
#define RX_FIFO_OVERFLOW_INT            0x0040
#define LINK_CHANGE_INT                 0x0020
#define NO_RXDESC_INT                   0x0010
#define TX_ERR_INT                      0x0008
#define TX_OK_INT                       0x0004
#define RX_ERR_INT                      0x0002
#define RX_OK_INT                       0x0001

#define INT_REG_RESV                    0x3e00
#define INT_MASK_ALL                    0xffff
#define INT_MASK_NONE                   0x0000
#define RGE_RX_INT                      (RX_OK_INT | RX_ERR_INT | \
                                            NO_RXDESC_INT)
#define RGE_INT_MASK                    (TX_OK_INT | TX_ERR_INT | \
                                            RGE_RX_INT | LINK_CHANGE_INT | \
                                            TIME_OUT_INT | SYS_ERR_INT)

/*
 * Transmit configuration register
 */
#define TX_CONFIG_REG                   0x0040
#define TX_CONFIG_REG_RESV              0x8070f8ff
#define HW_VERSION_ID_0                 0x7c000000
#define INTER_FRAME_GAP_BITS            0x03080000
#define TX_INTERFRAME_GAP_802_3         0x03000000
#define HW_VERSION_ID_1                 0x00800000
#define MAC_LOOPBACK_ENABLE             0x00060000
#define CRC_APPEND_ENABLE               0x00010000
#define TX_DMA_BURST_BITS               0x00000700

#define TX_DMA_BURST_UNLIMIT            0x00000700
#define TX_DMA_BURST_1024B              0x00000600
#define TX_DMA_BURST_512B               0x00000500
#define TX_DMA_BURST_256B               0x00000400
#define TX_DMA_BURST_128B               0x00000300
#define TX_DMA_BURST_64B                0x00000200
#define TX_DMA_BURST_32B                0x00000100
#define TX_DMA_BURST_16B                0x00000000

#define MAC_VER_8169                    0x00000000
#define MAC_VER_8169S_D                 0x00800000
#define MAC_VER_8169S_E                 0x04000000
#define MAC_VER_8169SB                  0x10000000
#define MAC_VER_8169SC                  0x18000000
#define MAC_VER_8168                    0x20000000
#define MAC_VER_8168B_B                 0x30000000
#define MAC_VER_8168B_C                 0x38000000
#define MAC_VER_8168C                   0x3c000000
#define MAC_VER_8101E                   0x34000000
#define MAC_VER_8101E_B                 0x24800000
#define MAC_VER_8101E_C                 0x34800000

#define TX_CONFIG_DEFAULT               (TX_INTERFRAME_GAP_802_3 | \
                                            TX_DMA_BURST_1024B)
/*
 * Receive configuration register
 */
#define RX_CONFIG_REG                   0x0044
#define RX_CONFIG_REG_RESV              0xfffe1880
#define RX_RER8_ENABLE                  0x00010000
#define RX_FIFO_THRESHOLD_BITS          0x0000e000
#define RX_FIFO_THRESHOLD_NONE          0x0000e000
#define RX_FIFO_THRESHOLD_1024B         0x0000c000
#define RX_FIFO_THRESHOLD_512B          0x0000a000
#define RX_FIFO_THRESHOLD_256B          0x00008000
#define RX_FIFO_THRESHOLD_128B          0x00006000
#define RX_FIFO_THRESHOLD_64B           0x00004000
#define RX_DMA_BURST_BITS               0x00000700
#define RX_DMA_BURST_UNLIMITED          0x00000700
#define RX_DMA_BURST_1024B              0x00000600
#define RX_DMA_BURST_512B               0x00000500
#define RX_DMA_BURST_256B               0x00000400
#define RX_DMA_BURST_128B               0x00000300
#define RX_DMA_BURST_64B                0x00000200
#define RX_EEPROM_9356                  0x00000040
#define RX_ACCEPT_ERR_PKT               0x00000020
#define RX_ACCEPT_RUNT_PKT              0x00000010
#define RX_ACCEPT_BROADCAST_PKT         0x000000008
#define RX_ACCEPT_MULTICAST_PKT         0x000000004
#define RX_ACCEPT_MAC_MATCH_PKT         0x000000002
#define RX_ACCEPT_ALL_PKT               0x000000001

#define RX_CONFIG_DEFAULT               (RX_FIFO_THRESHOLD_NONE | \
                                            RX_DMA_BURST_1024B | \
                                            RX_ACCEPT_BROADCAST_PKT | \
                                            RX_ACCEPT_MULTICAST_PKT | \
                                            RX_ACCEPT_MAC_MATCH_PKT)

/*
 * Timer count register
 */
#define TIMER_COUNT_REG                 0x0048
#define TIMER_CLK_PCIE                  (125*1000*1000)
#define TIMER_CLK_PCI                   (33*1000*1000)

/*
 * Missed packet counter: indicates the number of packets
 * discarded due to Rx FIFO overflow
 */
#define RX_PKT_MISS_COUNT_REG           0x004c

/*
 * 93c46(93c56) commond register:
 */
#define RT_93c46_COMMOND_REG            0x0050
#define RT_93c46_MODE_BITS              0xc0
#define RT_93c46_MODE_NORMAL            0x00
#define RT_93c46_MODE_AUTOLOAD          0x40
#define RT_93c46_MODE_PROGRAM           0x80
#define RT_93c46_MODE_CONFIG            0xc0

#define RT_93c46_EECS                   0x08
#define RT_93c46_EESK                   0x04
#define RT_93c46_EEDI                   0x02
#define RT_93c46_EEDO                   0x01

/*
 * Configuration registers
 */
#define RT_CONFIG_0_REG                 0x0051
#define RT_CONFIG_1_REG                 0x0052
#define RT_CONFIG_2_REG                 0x0053
#define RT_CONFIG_3_REG                 0x0054
#define RT_CONFIG_4_REG                 0x0055
#define RT_CONFIG_5_REG                 0x0056

/*
 * Config 5 Register Bits
 */
#define RT_UNI_WAKE_FRAME               0x10
#define RT_MUL_WAKE_FRAME               0x20
#define RT_BRO_WAKE_FRAME               0x40

/*
 * Timer interrupt register
 */
#define TIMER_INT_REG                   0x0058
#define TIMER_INT_NONE                  0x00000000

/*
 * PHY access register
 */
#define PHY_ACCESS_REG                  0x0060
#define PHY_ACCESS_WR_FLAG              0x80000000
#define PHY_ACCESS_REG_BITS             0x001f0000
#define PHY_ACCESS_DATA_BITS            0x0000ffff
#define PHY_DATA_MASK                   0xffff
#define PHY_REG_MASK                    0x1f
#define PHY_REG_SHIFT                   16

/*
 * CSI data register (for PCIE chipset)
 */
#define RT_CSI_DATA_REG                 0x0064

/*
 * CSI access register  (for PCIE chipset)
 */
#define RT_CSI_ACCESS_REG               0x0068

/*
 * PHY status register
 */
#define PHY_STATUS_REG                  0x006c
#define PHY_STATUS_TBI                  0x80
#define PHY_STATUS_TX_FLOW              0x40
#define PHY_STATUS_RX_FLOW              0x20
#define PHY_STATUS_1000MF               0x10
#define PHY_STATUS_100M                 0x08
#define PHY_STATUS_10M                  0x04
#define PHY_STATUS_LINK_UP              0x02
#define PHY_STATUS_DUPLEX_FULL          0x01

#define RGE_SPEED_1000M                 1000
#define RGE_SPEED_100M                  100
#define RGE_SPEED_10M                   10
#define RGE_SPEED_UNKNOWN               0

/*
 * EPHY access register (for PCIE chipset)
 */
#define EPHY_ACCESS_REG                 0x0080
#define EPHY_ACCESS_WR_FLAG             0x80000000
#define EPHY_ACCESS_REG_BITS            0x001f0000
#define EPHY_ACCESS_DATA_BITS           0x0000ffff
#define EPHY_DATA_MASK                  0xffff
#define EPHY_REG_MASK                   0x1f
#define EPHY_REG_SHIFT                  16

/*
 * Receive packet maximum size register
 * -- the maximum rx size supported is (16K - 1) bytes
 */
#define RX_MAX_PKTSIZE_REG              0x00da
#define RX_PKTSIZE_JUMBO                0x1bfa  /* 7K bytes */
#define RX_PKTSIZE_STD                  0x05fa  /* 1530 bytes */
#define RX_PKTSIZE_STD_8101E            0x3fff

/*
 * C+ command register
 */
#define CPLUS_COMMAND_REG               0x00e0
#define CPLUS_RESERVE                   0xfd87
#define CPLUS_BIT14                     0x4000
#define CPLUS_BIG_ENDIAN                0x0400
#define RX_VLAN_DETAG                   0x0040
#define RX_CKSM_OFFLOAD                 0x0020
#define DUAL_PCI_CYCLE                  0x0010
#define MUL_PCI_RW_ENABLE               0x0008

/*
 * Receive descriptor start address
 */
#define RX_RING_ADDR_LO_REG             0x00e4
#define RX_RING_ADDR_HI_REG             0x00e8

/*
 * Max transmit packet size register
 */
#define TX_MAX_PKTSIZE_REG              0x00ec
#define TX_MAX_PKTSIZE_REG_RESV         0xc0
#define TX_PKTSIZE_JUMBO                0x3b    /* Realtek suggested value */
#define TX_PKTSIZE_STD                  0x32    /* document suggested value */
#define TX_PKTSIZE_STD_8101E            0x3f

#define RESV_82_REG                     0x0082
#define RESV_E2_REG                     0x00e2

/*
 * PHY registers
 */
/*
 * Basic mode control register
 */
#define PHY_BMCR_REG                    0x00
#define PHY_RESET                       0x8000
#define PHY_LOOPBACK                    0x4000
#define PHY_SPEED_0                     0x2000
#define PHY_SPEED_1                     0x0040
#define PHY_SPEED_BITS                  (PHY_SPEED_0 | PHY_SPEED_1)
#define PHY_SPEED_1000M                 PHY_SPEED_1
#define PHY_SPEED_100M                  PHY_SPEED_0
#define PHY_SPEED_10M                   0x0000
#define PHY_SPEED_RES                   (PHY_SPEED_0 | PHY_SPEED_1)
#define PHY_AUTO_NEGO                   0x1000
#define PHY_RESTART_ANTO_NEGO           0x0200
#define PHY_DUPLEX_FULL                 0x0100
#define PHY_BMCR_CLEAR                  0xff40

/*
 * Basic mode status register
 */
#define PHY_BMSR_REG                    0x01
#define PHY_100BASE_T4                  0x8000
#define PHY_100BASE_TX_FULL             0x4000
#define PHY_100BASE_TX_HALF             0x2000
#define PHY_10BASE_T_FULL               0x1000
#define PHY_10BASE_T_HALF               0x0800
#define PHY_100BASE_T2_FULL             0x0400
#define PHY_100BASE_T2_HALF             0x0200
#define PHY_1000BASE_T_EXT              0x0100
#define PHY_AUTO_NEGO_END               0x0020
#define PHY_REMOTE_FAULT                0x0010
#define PHY_AUTO_NEGO_ABLE              0x0008
#define PHY_LINK_UP                     0x0004
#define PHY_JABBER_DETECT               0x0002
#define PHY_EXT_ABLE                    0x0001

/*
 * PHY identifier register
 */
#define PHY_ID_REG_1                    0x02
#define PHY_ID_REG_2                    0x03
#define PHY_VER_MASK                    0x000f
#define PHY_VER_S                       0x0000
#define PHY_VER_SB                      0x0010

/*
 * Auto-negotiation advertising register
 */
#define PHY_ANAR_REG                    0x04
#define ANAR_NEXT_PAGE                  0x8000
#define ANAR_REMOTE_FAULT               0x2000
#define ANAR_ASY_PAUSE                  0x0800
#define ANAR_PAUSE                      0x0400
#define ANAR_100BASE_T4                 0x0200
#define ANAR_100BASE_TX_FULL            0x0100
#define ANAR_100BASE_TX_HALF            0x0080
#define ANAR_10BASE_T_FULL              0x0040
#define ANAR_10BASE_T_HALF              0x0020
#define ANAR_RESV_BITS                  0x501f

/*
 * Auto-negotiation link partner ability register
 */
#define PHY_ANLPAR_REG                  0x05

/*
 * Auto-negotiation expansion register
 */
#define PHY_ANER_REG                    0x06

/*
 * Auto-negotiation next page transmit register
 */
#define PHY_ANNPTR_REG                  0x07

/*
 * Auto-negotiation next page receive register
 */
#define PHY_ANNPRR_REG                  0x08

/*
 * 1000Base-T control register
 */
#define PHY_GBCR_REG                    0x09
#define GBCR_MODE_JITTER                0x2000
#define GBCR_MODE_MASTER                0x4000
#define GBCR_MODE_SLAVE                 0x6000
#define GBCR_1000BASE_T_FULL            0x0200
#define GBCR_1000BASE_T_HALF            0x0100
#define GBCR_DEFAULT                    0x273a

/*
 * 1000Base-T status register
 */
#define PHY_GBSR_REG                    0x0a
#define LP_1000BASE_T_FULL              0x0800
#define LP_1000BASE_T_HALF              0x0400

/*
 * 1000Base-T extended status register
 */
#define PHY_GBESR_REG                   0x0f

#define PHY_1F_REG                      0x1f
#define PHY_1D_REG                      0x1d
#define PHY_1C_REG                      0x1c
#define PHY_1B_REG                      0x1b
#define PHY_18_REG                      0x18
#define PHY_15_REG                      0x15
#define PHY_13_REG                      0x13
#define PHY_12_REG                      0x12
#define PHY_0E_REG                      0x0e
#define PHY_0C_REG                      0x0c
#define PHY_0B_REG                      0x0b

/*
 * MII (PHY) registers, beyond those already defined in <sys/miiregs.h>
 */

#define MII_AN_LPNXTPG                  8
#define MII_1000BASE_T_CONTROL          9
#define MII_1000BASE_T_STATUS           10
#define MII_IEEE_EXT_STATUS             15

/*
 * Bits in the MII_1000BASE_T_CONTROL register
 *
 * The MASTER_CFG bit enables manual configuration of Master/Slave mode
 * (otherwise, roles are automatically negotiated).  When this bit is set,
 * the MASTER_SEL bit forces Master mode, otherwise Slave mode is forced.
 */
#define MII_1000BT_CTL_MASTER_CFG       0x1000  /* enable role select   */
#define MII_1000BT_CTL_MASTER_SEL       0x0800  /* role select bit      */
#define MII_1000BT_CTL_ADV_FDX          0x0200
#define MII_1000BT_CTL_ADV_HDX          0x0100

/*
 * Vendor-specific MII registers
 */
#define MII_EXT_CONTROL                 MII_VENDOR(0)
#define MII_EXT_STATUS                  MII_VENDOR(1)
#define MII_RCV_ERR_COUNT               MII_VENDOR(2)
#define MII_FALSE_CARR_COUNT            MII_VENDOR(3)
#define MII_RCV_NOT_OK_COUNT            MII_VENDOR(4)
#define MII_AUX_CONTROL                 MII_VENDOR(8)
#define MII_AUX_STATUS                  MII_VENDOR(9)
#define MII_INTR_STATUS                 MII_VENDOR(10)
#define MII_INTR_MASK                   MII_VENDOR(11)
#define MII_HCD_STATUS                  MII_VENDOR(13)

#define MII_MAXREG                      MII_VENDOR(15)  /* 31, 0x1f     */

/*
 * Bits in the MII_AUX_STATUS register
 */
#define MII_AUX_STATUS_MODE_MASK        0x0700
#define MII_AUX_STATUS_MODE_1000_F      0x0700
#define MII_AUX_STATUS_MODE_1000_H      0x0600
#define MII_AUX_STATUS_MODE_100_F       0x0500
#define MII_AUX_STATUS_MODE_100_4       0x0400
#define MII_AUX_STATUS_MODE_100_H       0x0300
#define MII_AUX_STATUS_MODE_10_F        0x0200
#define MII_AUX_STATUS_MODE_10_H        0x0100
#define MII_AUX_STATUS_MODE_NONE        0x0000
#define MII_AUX_STATUS_MODE_SHIFT       8

#define MII_AUX_STATUS_PAR_FAULT        0x0080
#define MII_AUX_STATUS_REM_FAULT        0x0040
#define MII_AUX_STATUS_LP_ANEG_ABLE     0x0010
#define MII_AUX_STATUS_LP_NP_ABLE       0x0008

#define MII_AUX_STATUS_LINKUP           0x0004
#define MII_AUX_STATUS_RX_PAUSE         0x0002
#define MII_AUX_STATUS_TX_PAUSE         0x0001

/*
 * Third section:
 *      Hardware-defined data structures
 *
 * Note that the chip is naturally little-endian, so, for a little-endian
 * host, the structures defined below match those descibed in the PRM.
 * For big-endian hosts, some structures have to be swapped around.
 */

#if     !defined(_BIG_ENDIAN) && !defined(_LITTLE_ENDIAN)
#error  Host endianness not defined
#endif

/*
 * Architectural constants: absolute maximum numbers of each type of ring
 */

#define RGE_SEND_SLOTS                  1024
#define RGE_RECV_SLOTS                  1024
#define RGE_BUFF_SIZE_STD               1536    /* 1536 bytes */
#define RGE_BUFF_SIZE_JUMBO             7168    /* maximum 7K */
#define RGE_JUMBO_SIZE                  7014
#define RGE_JUMBO_MTU                   7000
#define RGE_STATS_DUMP_SIZE             64

typedef struct rge_bd {
        volatile uint32_t       flags_len;
        volatile uint32_t       vlan_tag;
        volatile uint32_t       host_buf_addr;
        volatile uint32_t       host_buf_addr_hi;
} rge_bd_t;

#define BD_FLAG_HW_OWN                  0x80000000
#define BD_FLAG_EOR                     0x40000000
#define BD_FLAG_PKT_START               0x20000000
#define BD_FLAG_PKT_END                 0x10000000

#define RBD_FLAG_MULTICAST              0x08000000
#define RBD_FLAG_UNICAST                0x04000000
#define RBD_FLAG_BROADCAST              0x02000000
#define RBD_FLAG_PKT_4096               0x00400000
#define RBD_FLAG_ERROR                  0x00200000
#define RBD_FLAG_RUNT                   0x00100000
#define RBD_FLAG_CRC_ERR                0x00080000
#define RBD_FLAG_PROTOCOL               0x00060000
#define RBD_FLAG_IP                     0x00060000
#define RBD_FLAG_UDP                    0x00040000
#define RBD_FLAG_TCP                    0x00020000
#define RBD_FLAG_NONE_IP                0x00000000
#define RBD_IP_CKSUM_ERR                0x00010000
#define RBD_UDP_CKSUM_ERR               0x00008000
#define RBD_TCP_CKSUM_ERR               0x00004000
#define RBD_CKSUM_ERR                   0x0001c000
#define RBD_FLAGS_MASK                  0xffffc000
#define RBD_LEN_MASK                    0x00003fff

#define RBD_VLAN_PKT                    0x00010000
#define RBD_VLAN_TAG                    0x0000ffff


#define SBD_FLAG_LARGE_SEND             0x08000000
#define SBD_FLAG_SEG_MAX                0x07ff0000
#define SBD_FLAG_IP_CKSUM               0x00040000
#define SBD_FLAG_UDP_CKSUM              0x00020000
#define SBD_FLAG_TCP_CKSUM              0x00010000
#define SBD_FLAG_TCP_UDP_CKSUM          0x00030000
#define SBD_LEN_MASK                    0x0000ffff

#define SBD_VLAN_PKT                    0x00020000
#define SBD_VLAN_TAG                    0x0000ffff

#define SBD_FLAG_TX_PKT                 (BD_FLAG_HW_OWN | BD_FLAG_PKT_START | \
                                            BD_FLAG_PKT_END)

/*
 * Chip VLAN TCI format
 *      bit0-3: VIDH The high 4 bits of a 12-bit VLAN ID
 *      bit4: CFI Canonical format indicator
 *      bit5-7: 3-bit 8-level priority
 *      bit8-15: The low 8 bits of a 12-bit VLAN ID
 */
#define TCI_OS2CHIP(tci)                (((tci & 0xff) << 8) | (tci >> 8))
#define TCI_CHIP2OS(tci)                (((tci & 0xff00) >> 8) | (tci << 8))

/*
 * Hardware-defined Status Block
 */
typedef struct rge_hw_stats {
        uint64_t        xmt_ok;
        uint64_t        rcv_ok;
        uint64_t        xmt_err;
        uint32_t        rcv_err;
        uint16_t        in_discards;
        uint16_t        frame_err;
        uint32_t        xmt_1col;
        uint32_t        xmt_mcol;
        uint64_t        unicast_rcv;
        uint64_t        brdcst_rcv;
        uint32_t        multi_rcv;
        uint16_t        xmt_abt;
        uint16_t        xmt_undrn;
} rge_hw_stats_t;       /* total 64 bytes */

#ifdef __cplusplus
}
#endif

#endif  /* _RGE_HW_H */