RDMA/nes: Add a driver for NetEffect RNICs

Add a standard NIC and RDMA/iWARP driver for NetEffect 1/10Gb ethernet adapters.

Signed-off-by: Glenn Streiff <gstreiff@neteffect.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>

1 files changed, 1206 insertions, 0 deletions

diff --git a/drivers/infiniband/hw/nes/nes_hw.h b/drivers/infiniband/hw/nes/nes_hw.h
new file mode 100644
index 00000000000..1e10df550c9
--- /dev/null
+++ b/drivers/infiniband/hw/nes/nes_hw.h
@@ -0,0 +1,1206 @@
+/*
+* Copyright (c) 2006 - 2008 NetEffect, Inc. All rights reserved.
+*
+* This software is available to you under a choice of one of two
+* licenses.  You may choose to be licensed under the terms of the GNU
+* General Public License (GPL) Version 2, available from the file
+* COPYING in the main directory of this source tree, or the
+* OpenIB.org BSD license below:
+*
+*     Redistribution and use in source and binary forms, with or
+*     without modification, are permitted provided that the following
+*     conditions are met:
+*
+*      - Redistributions of source code must retain the above
+*        copyright notice, this list of conditions and the following
+*        disclaimer.
+*
+*      - 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.
+*
+* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
+* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
+* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+* SOFTWARE.
+*/
+
+#ifndef __NES_HW_H
+#define __NES_HW_H
+
+#define NES_PHY_TYPE_1G   2
+#define NES_PHY_TYPE_IRIS 3
+#define NES_PHY_TYPE_PUMA_10G  6
+
+#define NES_MULTICAST_PF_MAX 8
+
+enum pci_regs {
+	NES_INT_STAT = 0x0000,
+	NES_INT_MASK = 0x0004,
+	NES_INT_PENDING = 0x0008,
+	NES_INTF_INT_STAT = 0x000C,
+	NES_INTF_INT_MASK = 0x0010,
+	NES_TIMER_STAT = 0x0014,
+	NES_PERIODIC_CONTROL = 0x0018,
+	NES_ONE_SHOT_CONTROL = 0x001C,
+	NES_EEPROM_COMMAND = 0x0020,
+	NES_EEPROM_DATA = 0x0024,
+	NES_FLASH_COMMAND = 0x0028,
+	NES_FLASH_DATA  = 0x002C,
+	NES_SOFTWARE_RESET = 0x0030,
+	NES_CQ_ACK = 0x0034,
+	NES_WQE_ALLOC = 0x0040,
+	NES_CQE_ALLOC = 0x0044,
+};
+
+enum indexed_regs {
+	NES_IDX_CREATE_CQP_LOW = 0x0000,
+	NES_IDX_CREATE_CQP_HIGH = 0x0004,
+	NES_IDX_QP_CONTROL = 0x0040,
+	NES_IDX_FLM_CONTROL = 0x0080,
+	NES_IDX_INT_CPU_STATUS = 0x00a0,
+	NES_IDX_GPIO_CONTROL = 0x00f0,
+	NES_IDX_GPIO_DATA = 0x00f4,
+	NES_IDX_TCP_CONFIG0 = 0x01e4,
+	NES_IDX_TCP_TIMER_CONFIG = 0x01ec,
+	NES_IDX_TCP_NOW = 0x01f0,
+	NES_IDX_QP_MAX_CFG_SIZES = 0x0200,
+	NES_IDX_QP_CTX_SIZE = 0x0218,
+	NES_IDX_TCP_TIMER_SIZE0 = 0x0238,
+	NES_IDX_TCP_TIMER_SIZE1 = 0x0240,
+	NES_IDX_ARP_CACHE_SIZE = 0x0258,
+	NES_IDX_CQ_CTX_SIZE = 0x0260,
+	NES_IDX_MRT_SIZE = 0x0278,
+	NES_IDX_PBL_REGION_SIZE = 0x0280,
+	NES_IDX_IRRQ_COUNT = 0x02b0,
+	NES_IDX_RX_WINDOW_BUFFER_PAGE_TABLE_SIZE = 0x02f0,
+	NES_IDX_RX_WINDOW_BUFFER_SIZE = 0x0300,
+	NES_IDX_DST_IP_ADDR = 0x0400,
+	NES_IDX_PCIX_DIAG = 0x08e8,
+	NES_IDX_MPP_DEBUG = 0x0a00,
+	NES_IDX_PORT_RX_DISCARDS = 0x0a30,
+	NES_IDX_PORT_TX_DISCARDS = 0x0a34,
+	NES_IDX_MPP_LB_DEBUG = 0x0b00,
+	NES_IDX_DENALI_CTL_22 = 0x1058,
+	NES_IDX_MAC_TX_CONTROL = 0x2000,
+	NES_IDX_MAC_TX_CONFIG = 0x2004,
+	NES_IDX_MAC_TX_PAUSE_QUANTA = 0x2008,
+	NES_IDX_MAC_RX_CONTROL = 0x200c,
+	NES_IDX_MAC_RX_CONFIG = 0x2010,
+	NES_IDX_MAC_EXACT_MATCH_BOTTOM = 0x201c,
+	NES_IDX_MAC_MDIO_CONTROL = 0x2084,
+	NES_IDX_MAC_TX_OCTETS_LOW = 0x2100,
+	NES_IDX_MAC_TX_OCTETS_HIGH = 0x2104,
+	NES_IDX_MAC_TX_FRAMES_LOW = 0x2108,
+	NES_IDX_MAC_TX_FRAMES_HIGH = 0x210c,
+	NES_IDX_MAC_TX_PAUSE_FRAMES = 0x2118,
+	NES_IDX_MAC_TX_ERRORS = 0x2138,
+	NES_IDX_MAC_RX_OCTETS_LOW = 0x213c,
+	NES_IDX_MAC_RX_OCTETS_HIGH = 0x2140,
+	NES_IDX_MAC_RX_FRAMES_LOW = 0x2144,
+	NES_IDX_MAC_RX_FRAMES_HIGH = 0x2148,
+	NES_IDX_MAC_RX_BC_FRAMES_LOW = 0x214c,
+	NES_IDX_MAC_RX_MC_FRAMES_HIGH = 0x2150,
+	NES_IDX_MAC_RX_PAUSE_FRAMES = 0x2154,
+	NES_IDX_MAC_RX_SHORT_FRAMES = 0x2174,
+	NES_IDX_MAC_RX_OVERSIZED_FRAMES = 0x2178,
+	NES_IDX_MAC_RX_JABBER_FRAMES = 0x217c,
+	NES_IDX_MAC_RX_CRC_ERR_FRAMES = 0x2180,
+	NES_IDX_MAC_RX_LENGTH_ERR_FRAMES = 0x2184,
+	NES_IDX_MAC_RX_SYMBOL_ERR_FRAMES = 0x2188,
+	NES_IDX_MAC_INT_STATUS = 0x21f0,
+	NES_IDX_MAC_INT_MASK = 0x21f4,
+	NES_IDX_PHY_PCS_CONTROL_STATUS0 = 0x2800,
+	NES_IDX_PHY_PCS_CONTROL_STATUS1 = 0x2a00,
+	NES_IDX_ETH_SERDES_COMMON_CONTROL0 = 0x2808,
+	NES_IDX_ETH_SERDES_COMMON_CONTROL1 = 0x2a08,
+	NES_IDX_ETH_SERDES_COMMON_STATUS0 = 0x280c,
+	NES_IDX_ETH_SERDES_COMMON_STATUS1 = 0x2a0c,
+	NES_IDX_ETH_SERDES_TX_EMP0 = 0x2810,
+	NES_IDX_ETH_SERDES_TX_EMP1 = 0x2a10,
+	NES_IDX_ETH_SERDES_TX_DRIVE0 = 0x2814,
+	NES_IDX_ETH_SERDES_TX_DRIVE1 = 0x2a14,
+	NES_IDX_ETH_SERDES_RX_MODE0 = 0x2818,
+	NES_IDX_ETH_SERDES_RX_MODE1 = 0x2a18,
+	NES_IDX_ETH_SERDES_RX_SIGDET0 = 0x281c,
+	NES_IDX_ETH_SERDES_RX_SIGDET1 = 0x2a1c,
+	NES_IDX_ETH_SERDES_BYPASS0 = 0x2820,
+	NES_IDX_ETH_SERDES_BYPASS1 = 0x2a20,
+	NES_IDX_ETH_SERDES_LOOPBACK_CONTROL0 = 0x2824,
+	NES_IDX_ETH_SERDES_LOOPBACK_CONTROL1 = 0x2a24,
+	NES_IDX_ETH_SERDES_RX_EQ_CONTROL0 = 0x2828,
+	NES_IDX_ETH_SERDES_RX_EQ_CONTROL1 = 0x2a28,
+	NES_IDX_ETH_SERDES_RX_EQ_STATUS0 = 0x282c,
+	NES_IDX_ETH_SERDES_RX_EQ_STATUS1 = 0x2a2c,
+	NES_IDX_ETH_SERDES_CDR_RESET0 = 0x2830,
+	NES_IDX_ETH_SERDES_CDR_RESET1 = 0x2a30,
+	NES_IDX_ETH_SERDES_CDR_CONTROL0 = 0x2834,
+	NES_IDX_ETH_SERDES_CDR_CONTROL1 = 0x2a34,
+	NES_IDX_ETH_SERDES_TX_HIGHZ_LANE_MODE0 = 0x2838,
+	NES_IDX_ETH_SERDES_TX_HIGHZ_LANE_MODE1 = 0x2a38,
+	NES_IDX_ENDNODE0_NSTAT_RX_DISCARD = 0x3080,
+	NES_IDX_ENDNODE0_NSTAT_RX_OCTETS_LO = 0x3000,
+	NES_IDX_ENDNODE0_NSTAT_RX_OCTETS_HI = 0x3004,
+	NES_IDX_ENDNODE0_NSTAT_RX_FRAMES_LO = 0x3008,
+	NES_IDX_ENDNODE0_NSTAT_RX_FRAMES_HI = 0x300c,
+	NES_IDX_ENDNODE0_NSTAT_TX_OCTETS_LO = 0x7000,
+	NES_IDX_ENDNODE0_NSTAT_TX_OCTETS_HI = 0x7004,
+	NES_IDX_ENDNODE0_NSTAT_TX_FRAMES_LO = 0x7008,
+	NES_IDX_ENDNODE0_NSTAT_TX_FRAMES_HI = 0x700c,
+	NES_IDX_CM_CONFIG = 0x5100,
+	NES_IDX_NIC_LOGPORT_TO_PHYPORT = 0x6000,
+	NES_IDX_NIC_PHYPORT_TO_USW = 0x6008,
+	NES_IDX_NIC_ACTIVE = 0x6010,
+	NES_IDX_NIC_UNICAST_ALL = 0x6018,
+	NES_IDX_NIC_MULTICAST_ALL = 0x6020,
+	NES_IDX_NIC_MULTICAST_ENABLE = 0x6028,
+	NES_IDX_NIC_BROADCAST_ON = 0x6030,
+	NES_IDX_USED_CHUNKS_TX = 0x60b0,
+	NES_IDX_TX_POOL_SIZE = 0x60b8,
+	NES_IDX_QUAD_HASH_TABLE_SIZE = 0x6148,
+	NES_IDX_PERFECT_FILTER_LOW = 0x6200,
+	NES_IDX_PERFECT_FILTER_HIGH = 0x6204,
+	NES_IDX_IPV4_TCP_REXMITS = 0x7080,
+	NES_IDX_DEBUG_ERROR_CONTROL_STATUS = 0x913c,
+	NES_IDX_DEBUG_ERROR_MASKS0 = 0x9140,
+	NES_IDX_DEBUG_ERROR_MASKS1 = 0x9144,
+	NES_IDX_DEBUG_ERROR_MASKS2 = 0x9148,
+	NES_IDX_DEBUG_ERROR_MASKS3 = 0x914c,
+	NES_IDX_DEBUG_ERROR_MASKS4 = 0x9150,
+	NES_IDX_DEBUG_ERROR_MASKS5 = 0x9154,
+};
+
+#define NES_IDX_MAC_TX_CONFIG_ENABLE_PAUSE   1
+#define NES_IDX_MPP_DEBUG_PORT_DISABLE_PAUSE (1 << 17)
+
+enum nes_cqp_opcodes {
+	NES_CQP_CREATE_QP = 0x00,
+	NES_CQP_MODIFY_QP = 0x01,
+	NES_CQP_DESTROY_QP = 0x02,
+	NES_CQP_CREATE_CQ = 0x03,
+	NES_CQP_MODIFY_CQ = 0x04,
+	NES_CQP_DESTROY_CQ = 0x05,
+	NES_CQP_ALLOCATE_STAG = 0x09,
+	NES_CQP_REGISTER_STAG = 0x0a,
+	NES_CQP_QUERY_STAG = 0x0b,
+	NES_CQP_REGISTER_SHARED_STAG = 0x0c,
+	NES_CQP_DEALLOCATE_STAG = 0x0d,
+	NES_CQP_MANAGE_ARP_CACHE = 0x0f,
+	NES_CQP_SUSPEND_QPS = 0x11,
+	NES_CQP_UPLOAD_CONTEXT = 0x13,
+	NES_CQP_CREATE_CEQ = 0x16,
+	NES_CQP_DESTROY_CEQ = 0x18,
+	NES_CQP_CREATE_AEQ = 0x19,
+	NES_CQP_DESTROY_AEQ = 0x1b,
+	NES_CQP_LMI_ACCESS = 0x20,
+	NES_CQP_FLUSH_WQES = 0x22,
+	NES_CQP_MANAGE_APBVT = 0x23
+};
+
+enum nes_cqp_wqe_word_idx {
+	NES_CQP_WQE_OPCODE_IDX = 0,
+	NES_CQP_WQE_ID_IDX = 1,
+	NES_CQP_WQE_COMP_CTX_LOW_IDX = 2,
+	NES_CQP_WQE_COMP_CTX_HIGH_IDX = 3,
+	NES_CQP_WQE_COMP_SCRATCH_LOW_IDX = 4,
+	NES_CQP_WQE_COMP_SCRATCH_HIGH_IDX = 5,
+};
+
+enum nes_cqp_cq_wqeword_idx {
+	NES_CQP_CQ_WQE_PBL_LOW_IDX = 6,
+	NES_CQP_CQ_WQE_PBL_HIGH_IDX = 7,
+	NES_CQP_CQ_WQE_CQ_CONTEXT_LOW_IDX = 8,
+	NES_CQP_CQ_WQE_CQ_CONTEXT_HIGH_IDX = 9,
+	NES_CQP_CQ_WQE_DOORBELL_INDEX_HIGH_IDX = 10,
+};
+
+enum nes_cqp_stag_wqeword_idx {
+	NES_CQP_STAG_WQE_PBL_BLK_COUNT_IDX = 1,
+	NES_CQP_STAG_WQE_LEN_HIGH_PD_IDX = 6,
+	NES_CQP_STAG_WQE_LEN_LOW_IDX = 7,
+	NES_CQP_STAG_WQE_STAG_IDX = 8,
+	NES_CQP_STAG_WQE_VA_LOW_IDX = 10,
+	NES_CQP_STAG_WQE_VA_HIGH_IDX = 11,
+	NES_CQP_STAG_WQE_PA_LOW_IDX = 12,
+	NES_CQP_STAG_WQE_PA_HIGH_IDX = 13,
+	NES_CQP_STAG_WQE_PBL_LEN_IDX = 14
+};
+
+#define NES_CQP_OP_IWARP_STATE_SHIFT 28
+
+enum nes_cqp_qp_bits {
+	NES_CQP_QP_ARP_VALID = (1<<8),
+	NES_CQP_QP_WINBUF_VALID = (1<<9),
+	NES_CQP_QP_CONTEXT_VALID = (1<<10),
+	NES_CQP_QP_ORD_VALID = (1<<11),
+	NES_CQP_QP_WINBUF_DATAIND_EN = (1<<12),
+	NES_CQP_QP_VIRT_WQS = (1<<13),
+	NES_CQP_QP_DEL_HTE = (1<<14),
+	NES_CQP_QP_CQS_VALID = (1<<15),
+	NES_CQP_QP_TYPE_TSA = 0,
+	NES_CQP_QP_TYPE_IWARP = (1<<16),
+	NES_CQP_QP_TYPE_CQP = (4<<16),
+	NES_CQP_QP_TYPE_NIC = (5<<16),
+	NES_CQP_QP_MSS_CHG = (1<<20),
+	NES_CQP_QP_STATIC_RESOURCES = (1<<21),
+	NES_CQP_QP_IGNORE_MW_BOUND = (1<<22),
+	NES_CQP_QP_VWQ_USE_LMI = (1<<23),
+	NES_CQP_QP_IWARP_STATE_IDLE = (1<<NES_CQP_OP_IWARP_STATE_SHIFT),
+	NES_CQP_QP_IWARP_STATE_RTS = (2<<NES_CQP_OP_IWARP_STATE_SHIFT),
+	NES_CQP_QP_IWARP_STATE_CLOSING = (3<<NES_CQP_OP_IWARP_STATE_SHIFT),
+	NES_CQP_QP_IWARP_STATE_TERMINATE = (5<<NES_CQP_OP_IWARP_STATE_SHIFT),
+	NES_CQP_QP_IWARP_STATE_ERROR = (6<<NES_CQP_OP_IWARP_STATE_SHIFT),
+	NES_CQP_QP_IWARP_STATE_MASK = (7<<NES_CQP_OP_IWARP_STATE_SHIFT),
+	NES_CQP_QP_RESET = (1<<31),
+};
+
+enum nes_cqp_qp_wqe_word_idx {
+	NES_CQP_QP_WQE_CONTEXT_LOW_IDX = 6,
+	NES_CQP_QP_WQE_CONTEXT_HIGH_IDX = 7,
+	NES_CQP_QP_WQE_NEW_MSS_IDX = 15,
+};
+
+enum nes_nic_ctx_bits {
+	NES_NIC_CTX_RQ_SIZE_32 = (3<<8),
+	NES_NIC_CTX_RQ_SIZE_512 = (3<<8),
+	NES_NIC_CTX_SQ_SIZE_32 = (1<<10),
+	NES_NIC_CTX_SQ_SIZE_512 = (3<<10),
+};
+
+enum nes_nic_qp_ctx_word_idx {
+	NES_NIC_CTX_MISC_IDX = 0,
+	NES_NIC_CTX_SQ_LOW_IDX = 2,
+	NES_NIC_CTX_SQ_HIGH_IDX = 3,
+	NES_NIC_CTX_RQ_LOW_IDX = 4,
+	NES_NIC_CTX_RQ_HIGH_IDX = 5,
+};
+
+enum nes_cqp_cq_bits {
+	NES_CQP_CQ_CEQE_MASK = (1<<9),
+	NES_CQP_CQ_CEQ_VALID = (1<<10),
+	NES_CQP_CQ_RESIZE = (1<<11),
+	NES_CQP_CQ_CHK_OVERFLOW = (1<<12),
+	NES_CQP_CQ_4KB_CHUNK = (1<<14),
+	NES_CQP_CQ_VIRT = (1<<15),
+};
+
+enum nes_cqp_stag_bits {
+	NES_CQP_STAG_VA_TO = (1<<9),
+	NES_CQP_STAG_DEALLOC_PBLS = (1<<10),
+	NES_CQP_STAG_PBL_BLK_SIZE = (1<<11),
+	NES_CQP_STAG_MR = (1<<13),
+	NES_CQP_STAG_RIGHTS_LOCAL_READ = (1<<16),
+	NES_CQP_STAG_RIGHTS_LOCAL_WRITE = (1<<17),
+	NES_CQP_STAG_RIGHTS_REMOTE_READ = (1<<18),
+	NES_CQP_STAG_RIGHTS_REMOTE_WRITE = (1<<19),
+	NES_CQP_STAG_RIGHTS_WINDOW_BIND = (1<<20),
+	NES_CQP_STAG_REM_ACC_EN = (1<<21),
+	NES_CQP_STAG_LEAVE_PENDING = (1<<31),
+};
+
+enum nes_cqp_ceq_wqeword_idx {
+	NES_CQP_CEQ_WQE_ELEMENT_COUNT_IDX = 1,
+	NES_CQP_CEQ_WQE_PBL_LOW_IDX = 6,
+	NES_CQP_CEQ_WQE_PBL_HIGH_IDX = 7,
+};
+
+enum nes_cqp_ceq_bits {
+	NES_CQP_CEQ_4KB_CHUNK = (1<<14),
+	NES_CQP_CEQ_VIRT = (1<<15),
+};
+
+enum nes_cqp_aeq_wqeword_idx {
+	NES_CQP_AEQ_WQE_ELEMENT_COUNT_IDX = 1,
+	NES_CQP_AEQ_WQE_PBL_LOW_IDX = 6,
+	NES_CQP_AEQ_WQE_PBL_HIGH_IDX = 7,
+};
+
+enum nes_cqp_aeq_bits {
+	NES_CQP_AEQ_4KB_CHUNK = (1<<14),
+	NES_CQP_AEQ_VIRT = (1<<15),
+};
+
+enum nes_cqp_lmi_wqeword_idx {
+	NES_CQP_LMI_WQE_LMI_OFFSET_IDX = 1,
+	NES_CQP_LMI_WQE_FRAG_LOW_IDX = 8,
+	NES_CQP_LMI_WQE_FRAG_HIGH_IDX = 9,
+	NES_CQP_LMI_WQE_FRAG_LEN_IDX = 10,
+};
+
+enum nes_cqp_arp_wqeword_idx {
+	NES_CQP_ARP_WQE_MAC_ADDR_LOW_IDX = 6,
+	NES_CQP_ARP_WQE_MAC_HIGH_IDX = 7,
+	NES_CQP_ARP_WQE_REACHABILITY_MAX_IDX = 1,
+};
+
+enum nes_cqp_upload_wqeword_idx {
+	NES_CQP_UPLOAD_WQE_CTXT_LOW_IDX = 6,
+	NES_CQP_UPLOAD_WQE_CTXT_HIGH_IDX = 7,
+	NES_CQP_UPLOAD_WQE_HTE_IDX = 8,
+};
+
+enum nes_cqp_arp_bits {
+	NES_CQP_ARP_VALID = (1<<8),
+	NES_CQP_ARP_PERM = (1<<9),
+};
+
+enum nes_cqp_flush_bits {
+	NES_CQP_FLUSH_SQ = (1<<30),
+	NES_CQP_FLUSH_RQ = (1<<31),
+};
+
+enum nes_cqe_opcode_bits {
+	NES_CQE_STAG_VALID = (1<<6),
+	NES_CQE_ERROR = (1<<7),
+	NES_CQE_SQ = (1<<8),
+	NES_CQE_SE = (1<<9),
+	NES_CQE_PSH = (1<<29),
+	NES_CQE_FIN = (1<<30),
+	NES_CQE_VALID = (1<<31),
+};
+
+
+enum nes_cqe_word_idx {
+	NES_CQE_PAYLOAD_LENGTH_IDX = 0,
+	NES_CQE_COMP_COMP_CTX_LOW_IDX = 2,
+	NES_CQE_COMP_COMP_CTX_HIGH_IDX = 3,
+	NES_CQE_INV_STAG_IDX = 4,
+	NES_CQE_QP_ID_IDX = 5,
+	NES_CQE_ERROR_CODE_IDX = 6,
+	NES_CQE_OPCODE_IDX = 7,
+};
+
+enum nes_ceqe_word_idx {
+	NES_CEQE_CQ_CTX_LOW_IDX = 0,
+	NES_CEQE_CQ_CTX_HIGH_IDX = 1,
+};
+
+enum nes_ceqe_status_bit {
+	NES_CEQE_VALID = (1<<31),
+};
+
+enum nes_int_bits {
+	NES_INT_CEQ0 = (1<<0),
+	NES_INT_CEQ1 = (1<<1),
+	NES_INT_CEQ2 = (1<<2),
+	NES_INT_CEQ3 = (1<<3),
+	NES_INT_CEQ4 = (1<<4),
+	NES_INT_CEQ5 = (1<<5),
+	NES_INT_CEQ6 = (1<<6),
+	NES_INT_CEQ7 = (1<<7),
+	NES_INT_CEQ8 = (1<<8),
+	NES_INT_CEQ9 = (1<<9),
+	NES_INT_CEQ10 = (1<<10),
+	NES_INT_CEQ11 = (1<<11),
+	NES_INT_CEQ12 = (1<<12),
+	NES_INT_CEQ13 = (1<<13),
+	NES_INT_CEQ14 = (1<<14),
+	NES_INT_CEQ15 = (1<<15),
+	NES_INT_AEQ0 = (1<<16),
+	NES_INT_AEQ1 = (1<<17),
+	NES_INT_AEQ2 = (1<<18),
+	NES_INT_AEQ3 = (1<<19),
+	NES_INT_AEQ4 = (1<<20),
+	NES_INT_AEQ5 = (1<<21),
+	NES_INT_AEQ6 = (1<<22),
+	NES_INT_AEQ7 = (1<<23),
+	NES_INT_MAC0 = (1<<24),
+	NES_INT_MAC1 = (1<<25),
+	NES_INT_MAC2 = (1<<26),
+	NES_INT_MAC3 = (1<<27),
+	NES_INT_TSW = (1<<28),
+	NES_INT_TIMER = (1<<29),
+	NES_INT_INTF = (1<<30),
+};
+
+enum nes_intf_int_bits {
+	NES_INTF_INT_PCIERR = (1<<0),
+	NES_INTF_PERIODIC_TIMER = (1<<2),
+	NES_INTF_ONE_SHOT_TIMER = (1<<3),
+	NES_INTF_INT_CRITERR = (1<<14),
+	NES_INTF_INT_AEQ0_OFLOW = (1<<16),
+	NES_INTF_INT_AEQ1_OFLOW = (1<<17),
+	NES_INTF_INT_AEQ2_OFLOW = (1<<18),
+	NES_INTF_INT_AEQ3_OFLOW = (1<<19),
+	NES_INTF_INT_AEQ4_OFLOW = (1<<20),
+	NES_INTF_INT_AEQ5_OFLOW = (1<<21),
+	NES_INTF_INT_AEQ6_OFLOW = (1<<22),
+	NES_INTF_INT_AEQ7_OFLOW = (1<<23),
+	NES_INTF_INT_AEQ_OFLOW = (0xff<<16),
+};
+
+enum nes_mac_int_bits {
+	NES_MAC_INT_LINK_STAT_CHG = (1<<1),
+	NES_MAC_INT_XGMII_EXT = (1<<2),
+	NES_MAC_INT_TX_UNDERFLOW = (1<<6),
+	NES_MAC_INT_TX_ERROR = (1<<7),
+};
+
+enum nes_cqe_allocate_bits {
+	NES_CQE_ALLOC_INC_SELECT = (1<<28),
+	NES_CQE_ALLOC_NOTIFY_NEXT = (1<<29),
+	NES_CQE_ALLOC_NOTIFY_SE = (1<<30),
+	NES_CQE_ALLOC_RESET = (1<<31),
+};
+
+enum nes_nic_rq_wqe_word_idx {
+	NES_NIC_RQ_WQE_LENGTH_1_0_IDX = 0,
+	NES_NIC_RQ_WQE_LENGTH_3_2_IDX = 1,
+	NES_NIC_RQ_WQE_FRAG0_LOW_IDX = 2,
+	NES_NIC_RQ_WQE_FRAG0_HIGH_IDX = 3,
+	NES_NIC_RQ_WQE_FRAG1_LOW_IDX = 4,
+	NES_NIC_RQ_WQE_FRAG1_HIGH_IDX = 5,
+	NES_NIC_RQ_WQE_FRAG2_LOW_IDX = 6,
+	NES_NIC_RQ_WQE_FRAG2_HIGH_IDX = 7,
+	NES_NIC_RQ_WQE_FRAG3_LOW_IDX = 8,
+	NES_NIC_RQ_WQE_FRAG3_HIGH_IDX = 9,
+};
+
+enum nes_nic_sq_wqe_word_idx {
+	NES_NIC_SQ_WQE_MISC_IDX = 0,
+	NES_NIC_SQ_WQE_TOTAL_LENGTH_IDX = 1,
+	NES_NIC_SQ_WQE_LSO_INFO_IDX = 2,
+	NES_NIC_SQ_WQE_LENGTH_0_TAG_IDX = 3,
+	NES_NIC_SQ_WQE_LENGTH_2_1_IDX = 4,
+	NES_NIC_SQ_WQE_LENGTH_4_3_IDX = 5,
+	NES_NIC_SQ_WQE_FRAG0_LOW_IDX = 6,
+	NES_NIC_SQ_WQE_FRAG0_HIGH_IDX = 7,
+	NES_NIC_SQ_WQE_FRAG1_LOW_IDX = 8,
+	NES_NIC_SQ_WQE_FRAG1_HIGH_IDX = 9,
+	NES_NIC_SQ_WQE_FRAG2_LOW_IDX = 10,
+	NES_NIC_SQ_WQE_FRAG2_HIGH_IDX = 11,
+	NES_NIC_SQ_WQE_FRAG3_LOW_IDX = 12,
+	NES_NIC_SQ_WQE_FRAG3_HIGH_IDX = 13,
+	NES_NIC_SQ_WQE_FRAG4_LOW_IDX = 14,
+	NES_NIC_SQ_WQE_FRAG4_HIGH_IDX = 15,
+};
+
+enum nes_iwarp_sq_wqe_word_idx {
+	NES_IWARP_SQ_WQE_MISC_IDX = 0,
+	NES_IWARP_SQ_WQE_TOTAL_PAYLOAD_IDX = 1,
+	NES_IWARP_SQ_WQE_COMP_CTX_LOW_IDX = 2,
+	NES_IWARP_SQ_WQE_COMP_CTX_HIGH_IDX = 3,
+	NES_IWARP_SQ_WQE_COMP_SCRATCH_LOW_IDX = 4,
+	NES_IWARP_SQ_WQE_COMP_SCRATCH_HIGH_IDX = 5,
+	NES_IWARP_SQ_WQE_INV_STAG_LOW_IDX = 7,
+	NES_IWARP_SQ_WQE_RDMA_TO_LOW_IDX = 8,
+	NES_IWARP_SQ_WQE_RDMA_TO_HIGH_IDX = 9,
+	NES_IWARP_SQ_WQE_RDMA_LENGTH_IDX = 10,
+	NES_IWARP_SQ_WQE_RDMA_STAG_IDX = 11,
+	NES_IWARP_SQ_WQE_IMM_DATA_START_IDX = 12,
+	NES_IWARP_SQ_WQE_FRAG0_LOW_IDX = 16,
+	NES_IWARP_SQ_WQE_FRAG0_HIGH_IDX = 17,
+	NES_IWARP_SQ_WQE_LENGTH0_IDX = 18,
+	NES_IWARP_SQ_WQE_STAG0_IDX = 19,
+	NES_IWARP_SQ_WQE_FRAG1_LOW_IDX = 20,
+	NES_IWARP_SQ_WQE_FRAG1_HIGH_IDX = 21,
+	NES_IWARP_SQ_WQE_LENGTH1_IDX = 22,
+	NES_IWARP_SQ_WQE_STAG1_IDX = 23,
+	NES_IWARP_SQ_WQE_FRAG2_LOW_IDX = 24,
+	NES_IWARP_SQ_WQE_FRAG2_HIGH_IDX = 25,
+	NES_IWARP_SQ_WQE_LENGTH2_IDX = 26,
+	NES_IWARP_SQ_WQE_STAG2_IDX = 27,
+	NES_IWARP_SQ_WQE_FRAG3_LOW_IDX = 28,
+	NES_IWARP_SQ_WQE_FRAG3_HIGH_IDX = 29,
+	NES_IWARP_SQ_WQE_LENGTH3_IDX = 30,
+	NES_IWARP_SQ_WQE_STAG3_IDX = 31,
+};
+
+enum nes_iwarp_sq_bind_wqe_word_idx {
+	NES_IWARP_SQ_BIND_WQE_MR_IDX = 6,
+	NES_IWARP_SQ_BIND_WQE_MW_IDX = 7,
+	NES_IWARP_SQ_BIND_WQE_LENGTH_LOW_IDX = 8,
+	NES_IWARP_SQ_BIND_WQE_LENGTH_HIGH_IDX = 9,
+	NES_IWARP_SQ_BIND_WQE_VA_FBO_LOW_IDX = 10,
+	NES_IWARP_SQ_BIND_WQE_VA_FBO_HIGH_IDX = 11,
+};
+
+enum nes_iwarp_sq_fmr_wqe_word_idx {
+	NES_IWARP_SQ_FMR_WQE_MR_STAG_IDX = 7,
+	NES_IWARP_SQ_FMR_WQE_LENGTH_LOW_IDX = 8,
+	NES_IWARP_SQ_FMR_WQE_LENGTH_HIGH_IDX = 9,
+	NES_IWARP_SQ_FMR_WQE_VA_FBO_LOW_IDX = 10,
+	NES_IWARP_SQ_FMR_WQE_VA_FBO_HIGH_IDX = 11,
+	NES_IWARP_SQ_FMR_WQE_PBL_ADDR_LOW_IDX = 12,
+	NES_IWARP_SQ_FMR_WQE_PBL_ADDR_HIGH_IDX = 13,
+	NES_IWARP_SQ_FMR_WQE_PBL_LENGTH_IDX = 14,
+};
+
+enum nes_iwarp_sq_locinv_wqe_word_idx {
+	NES_IWARP_SQ_LOCINV_WQE_INV_STAG_IDX = 6,
+};
+
+
+enum nes_iwarp_rq_wqe_word_idx {
+	NES_IWARP_RQ_WQE_TOTAL_PAYLOAD_IDX = 1,
+	NES_IWARP_RQ_WQE_COMP_CTX_LOW_IDX = 2,
+	NES_IWARP_RQ_WQE_COMP_CTX_HIGH_IDX = 3,
+	NES_IWARP_RQ_WQE_COMP_SCRATCH_LOW_IDX = 4,
+	NES_IWARP_RQ_WQE_COMP_SCRATCH_HIGH_IDX = 5,
+	NES_IWARP_RQ_WQE_FRAG0_LOW_IDX = 8,
+	NES_IWARP_RQ_WQE_FRAG0_HIGH_IDX = 9,
+	NES_IWARP_RQ_WQE_LENGTH0_IDX = 10,
+	NES_IWARP_RQ_WQE_STAG0_IDX = 11,
+	NES_IWARP_RQ_WQE_FRAG1_LOW_IDX = 12,
+	NES_IWARP_RQ_WQE_FRAG1_HIGH_IDX = 13,
+	NES_IWARP_RQ_WQE_LENGTH1_IDX = 14,
+	NES_IWARP_RQ_WQE_STAG1_IDX = 15,
+	NES_IWARP_RQ_WQE_FRAG2_LOW_IDX = 16,
+	NES_IWARP_RQ_WQE_FRAG2_HIGH_IDX = 17,
+	NES_IWARP_RQ_WQE_LENGTH2_IDX = 18,
+	NES_IWARP_RQ_WQE_STAG2_IDX = 19,
+	NES_IWARP_RQ_WQE_FRAG3_LOW_IDX = 20,
+	NES_IWARP_RQ_WQE_FRAG3_HIGH_IDX = 21,
+	NES_IWARP_RQ_WQE_LENGTH3_IDX = 22,
+	NES_IWARP_RQ_WQE_STAG3_IDX = 23,
+};
+
+enum nes_nic_sq_wqe_bits {
+	NES_NIC_SQ_WQE_PHDR_CS_READY =  (1<<21),
+	NES_NIC_SQ_WQE_LSO_ENABLE = (1<<22),
+	NES_NIC_SQ_WQE_TAGVALUE_ENABLE = (1<<23),
+	NES_NIC_SQ_WQE_DISABLE_CHKSUM = (1<<30),
+	NES_NIC_SQ_WQE_COMPLETION = (1<<31),
+};
+
+enum nes_nic_cqe_word_idx {
+	NES_NIC_CQE_ACCQP_ID_IDX = 0,
+	NES_NIC_CQE_TAG_PKT_TYPE_IDX = 2,
+	NES_NIC_CQE_MISC_IDX = 3,
+};
+
+#define NES_PKT_TYPE_APBVT_BITS 0xC112
+#define NES_PKT_TYPE_APBVT_MASK 0xff3e
+
+#define NES_PKT_TYPE_PVALID_BITS 0x10000000
+#define NES_PKT_TYPE_PVALID_MASK 0x30000000
+
+#define NES_PKT_TYPE_TCPV4_BITS 0x0110
+#define NES_PKT_TYPE_TCPV4_MASK 0x3f30
+
+#define NES_PKT_TYPE_UDPV4_BITS 0x0210
+#define NES_PKT_TYPE_UDPV4_MASK 0x3f30
+
+#define NES_PKT_TYPE_IPV4_BITS  0x0010
+#define NES_PKT_TYPE_IPV4_MASK  0x3f30
+
+#define NES_PKT_TYPE_OTHER_BITS 0x0000
+#define NES_PKT_TYPE_OTHER_MASK 0x0030
+
+#define NES_NIC_CQE_ERRV_SHIFT 16
+enum nes_nic_ev_bits {
+	NES_NIC_ERRV_BITS_MODE = (1<<0),
+	NES_NIC_ERRV_BITS_IPV4_CSUM_ERR = (1<<1),
+	NES_NIC_ERRV_BITS_TCPUDP_CSUM_ERR = (1<<2),
+	NES_NIC_ERRV_BITS_WQE_OVERRUN = (1<<3),
+	NES_NIC_ERRV_BITS_IPH_ERR = (1<<4),
+};
+
+enum nes_nic_cqe_bits {
+	NES_NIC_CQE_ERRV_MASK = (0xff<<NES_NIC_CQE_ERRV_SHIFT),
+	NES_NIC_CQE_SQ = (1<<24),
+	NES_NIC_CQE_ACCQP_PORT = (1<<28),
+	NES_NIC_CQE_ACCQP_VALID = (1<<29),
+	NES_NIC_CQE_TAG_VALID = (1<<30),
+	NES_NIC_CQE_VALID = (1<<31),
+};
+
+enum nes_aeqe_word_idx {
+	NES_AEQE_COMP_CTXT_LOW_IDX = 0,
+	NES_AEQE_COMP_CTXT_HIGH_IDX = 1,
+	NES_AEQE_COMP_QP_CQ_ID_IDX = 2,
+	NES_AEQE_MISC_IDX = 3,
+};
+
+enum nes_aeqe_bits {
+	NES_AEQE_QP = (1<<16),
+	NES_AEQE_CQ = (1<<17),
+	NES_AEQE_SQ = (1<<18),
+	NES_AEQE_INBOUND_RDMA = (1<<19),
+	NES_AEQE_IWARP_STATE_MASK = (7<<20),
+	NES_AEQE_TCP_STATE_MASK = (0xf<<24),
+	NES_AEQE_VALID = (1<<31),
+};
+
+#define NES_AEQE_IWARP_STATE_SHIFT	20
+#define NES_AEQE_TCP_STATE_SHIFT	24
+
+enum nes_aeqe_iwarp_state {
+	NES_AEQE_IWARP_STATE_NON_EXISTANT = 0,
+	NES_AEQE_IWARP_STATE_IDLE = 1,
+	NES_AEQE_IWARP_STATE_RTS = 2,
+	NES_AEQE_IWARP_STATE_CLOSING = 3,
+	NES_AEQE_IWARP_STATE_TERMINATE = 5,
+	NES_AEQE_IWARP_STATE_ERROR = 6
+};
+
+enum nes_aeqe_tcp_state {
+	NES_AEQE_TCP_STATE_NON_EXISTANT = 0,
+	NES_AEQE_TCP_STATE_CLOSED = 1,
+	NES_AEQE_TCP_STATE_LISTEN = 2,
+	NES_AEQE_TCP_STATE_SYN_SENT = 3,
+	NES_AEQE_TCP_STATE_SYN_RCVD = 4,
+	NES_AEQE_TCP_STATE_ESTABLISHED = 5,
+	NES_AEQE_TCP_STATE_CLOSE_WAIT = 6,
+	NES_AEQE_TCP_STATE_FIN_WAIT_1 = 7,
+	NES_AEQE_TCP_STATE_CLOSING = 8,
+	NES_AEQE_TCP_STATE_LAST_ACK = 9,
+	NES_AEQE_TCP_STATE_FIN_WAIT_2 = 10,
+	NES_AEQE_TCP_STATE_TIME_WAIT = 11
+};
+
+enum nes_aeqe_aeid {
+	NES_AEQE_AEID_AMP_UNALLOCATED_STAG                            = 0x0102,
+	NES_AEQE_AEID_AMP_INVALID_STAG                                = 0x0103,
+	NES_AEQE_AEID_AMP_BAD_QP                                      = 0x0104,
+	NES_AEQE_AEID_AMP_BAD_PD                                      = 0x0105,
+	NES_AEQE_AEID_AMP_BAD_STAG_KEY                                = 0x0106,
+	NES_AEQE_AEID_AMP_BAD_STAG_INDEX                              = 0x0107,
+	NES_AEQE_AEID_AMP_BOUNDS_VIOLATION                            = 0x0108,
+	NES_AEQE_AEID_AMP_RIGHTS_VIOLATION                            = 0x0109,
+	NES_AEQE_AEID_AMP_TO_WRAP                                     = 0x010a,
+	NES_AEQE_AEID_AMP_FASTREG_SHARED                              = 0x010b,
+	NES_AEQE_AEID_AMP_FASTREG_VALID_STAG                          = 0x010c,
+	NES_AEQE_AEID_AMP_FASTREG_MW_STAG                             = 0x010d,
+	NES_AEQE_AEID_AMP_FASTREG_INVALID_RIGHTS                      = 0x010e,
+	NES_AEQE_AEID_AMP_FASTREG_PBL_TABLE_OVERFLOW                  = 0x010f,
+	NES_AEQE_AEID_AMP_FASTREG_INVALID_LENGTH                      = 0x0110,
+	NES_AEQE_AEID_AMP_INVALIDATE_SHARED                           = 0x0111,
+	NES_AEQE_AEID_AMP_INVALIDATE_NO_REMOTE_ACCESS_RIGHTS          = 0x0112,
+	NES_AEQE_AEID_AMP_INVALIDATE_MR_WITH_BOUND_WINDOWS            = 0x0113,
+	NES_AEQE_AEID_AMP_MWBIND_VALID_STAG                           = 0x0114,
+	NES_AEQE_AEID_AMP_MWBIND_OF_MR_STAG                           = 0x0115,
+	NES_AEQE_AEID_AMP_MWBIND_TO_ZERO_BASED_STAG                   = 0x0116,
+	NES_AEQE_AEID_AMP_MWBIND_TO_MW_STAG                           = 0x0117,
+	NES_AEQE_AEID_AMP_MWBIND_INVALID_RIGHTS                       = 0x0118,
+	NES_AEQE_AEID_AMP_MWBIND_INVALID_BOUNDS                       = 0x0119,
+	NES_AEQE_AEID_AMP_MWBIND_TO_INVALID_PARENT                    = 0x011a,
+	NES_AEQE_AEID_AMP_MWBIND_BIND_DISABLED                        = 0x011b,
+	NES_AEQE_AEID_BAD_CLOSE                                       = 0x0201,
+	NES_AEQE_AEID_RDMAP_ROE_BAD_LLP_CLOSE                         = 0x0202,
+	NES_AEQE_AEID_CQ_OPERATION_ERROR                              = 0x0203,
+	NES_AEQE_AEID_PRIV_OPERATION_DENIED                           = 0x0204,
+	NES_AEQE_AEID_RDMA_READ_WHILE_ORD_ZERO                        = 0x0205,
+	NES_AEQE_AEID_STAG_ZERO_INVALID                               = 0x0206,
+	NES_AEQE_AEID_DDP_INVALID_MSN_GAP_IN_MSN                      = 0x0301,
+	NES_AEQE_AEID_DDP_INVALID_MSN_RANGE_IS_NOT_VALID              = 0x0302,
+	NES_AEQE_AEID_DDP_UBE_DDP_MESSAGE_TOO_LONG_FOR_AVAILABLE_BUFFER = 0x0303,
+	NES_AEQE_AEID_DDP_UBE_INVALID_DDP_VERSION                     = 0x0304,
+	NES_AEQE_AEID_DDP_UBE_INVALID_MO                              = 0x0305,
+	NES_AEQE_AEID_DDP_UBE_INVALID_MSN_NO_BUFFER_AVAILABLE         = 0x0306,
+	NES_AEQE_AEID_DDP_UBE_INVALID_QN                              = 0x0307,
+	NES_AEQE_AEID_DDP_NO_L_BIT                                    = 0x0308,
+	NES_AEQE_AEID_RDMAP_ROE_INVALID_RDMAP_VERSION                 = 0x0311,
+	NES_AEQE_AEID_RDMAP_ROE_UNEXPECTED_OPCODE                     = 0x0312,
+	NES_AEQE_AEID_ROE_INVALID_RDMA_READ_REQUEST                   = 0x0313,
+	NES_AEQE_AEID_ROE_INVALID_RDMA_WRITE_OR_READ_RESP             = 0x0314,
+	NES_AEQE_AEID_INVALID_ARP_ENTRY                               = 0x0401,
+	NES_AEQE_AEID_INVALID_TCP_OPTION_RCVD                         = 0x0402,
+	NES_AEQE_AEID_STALE_ARP_ENTRY                                 = 0x0403,
+	NES_AEQE_AEID_LLP_CLOSE_COMPLETE                              = 0x0501,
+	NES_AEQE_AEID_LLP_CONNECTION_RESET                            = 0x0502,
+	NES_AEQE_AEID_LLP_FIN_RECEIVED                                = 0x0503,
+	NES_AEQE_AEID_LLP_RECEIVED_MARKER_AND_LENGTH_FIELDS_DONT_MATCH =  0x0504,
+	NES_AEQE_AEID_LLP_RECEIVED_MPA_CRC_ERROR                      = 0x0505,
+	NES_AEQE_AEID_LLP_SEGMENT_TOO_LARGE                           = 0x0506,
+	NES_AEQE_AEID_LLP_SEGMENT_TOO_SMALL                           = 0x0507,
+	NES_AEQE_AEID_LLP_SYN_RECEIVED                                = 0x0508,
+	NES_AEQE_AEID_LLP_TERMINATE_RECEIVED                          = 0x0509,
+	NES_AEQE_AEID_LLP_TOO_MANY_RETRIES                            = 0x050a,
+	NES_AEQE_AEID_LLP_TOO_MANY_KEEPALIVE_RETRIES                  = 0x050b,
+	NES_AEQE_AEID_RESET_SENT                                      = 0x0601,
+	NES_AEQE_AEID_TERMINATE_SENT                                  = 0x0602,
+	NES_AEQE_AEID_DDP_LCE_LOCAL_CATASTROPHIC                      = 0x0700
+};
+
+enum nes_iwarp_sq_opcodes {
+	NES_IWARP_SQ_WQE_WRPDU = (1<<15),
+	NES_IWARP_SQ_WQE_PSH = (1<<21),
+	NES_IWARP_SQ_WQE_STREAMING = (1<<23),
+	NES_IWARP_SQ_WQE_IMM_DATA = (1<<28),
+	NES_IWARP_SQ_WQE_READ_FENCE = (1<<29),
+	NES_IWARP_SQ_WQE_LOCAL_FENCE = (1<<30),
+	NES_IWARP_SQ_WQE_SIGNALED_COMPL = (1<<31),
+};
+
+enum nes_iwarp_sq_wqe_bits {
+	NES_IWARP_SQ_OP_RDMAW = 0,
+	NES_IWARP_SQ_OP_RDMAR = 1,
+	NES_IWARP_SQ_OP_SEND = 3,
+	NES_IWARP_SQ_OP_SENDINV = 4,
+	NES_IWARP_SQ_OP_SENDSE = 5,
+	NES_IWARP_SQ_OP_SENDSEINV = 6,
+	NES_IWARP_SQ_OP_BIND = 8,
+	NES_IWARP_SQ_OP_FAST_REG = 9,
+	NES_IWARP_SQ_OP_LOCINV = 10,
+	NES_IWARP_SQ_OP_RDMAR_LOCINV = 11,
+	NES_IWARP_SQ_OP_NOP = 12,
+};
+
+#define NES_EEPROM_READ_REQUEST (1<<16)
+#define NES_MAC_ADDR_VALID      (1<<20)
+
+/*
+ * NES index registers init values.
+ */
+struct nes_init_values {
+	u32 index;
+	u32 data;
+	u8  wrt;
+};
+
+/*
+ * NES registers in BAR0.
+ */
+struct nes_pci_regs {
+	u32 int_status;
+	u32 int_mask;
+	u32 int_pending;
+	u32 intf_int_status;
+	u32 intf_int_mask;
+	u32 other_regs[59];	 /* pad out to 256 bytes for now */
+};
+
+#define NES_CQP_SQ_SIZE    128
+#define NES_CCQ_SIZE       128
+#define NES_NIC_WQ_SIZE    512
+#define NES_NIC_CTX_SIZE   ((NES_NIC_CTX_RQ_SIZE_512) | (NES_NIC_CTX_SQ_SIZE_512))
+#define NES_NIC_BACK_STORE 0x00038000
+
+struct nes_device;
+
+struct nes_hw_nic_qp_context {
+	__le32 context_words[6];
+};
+
+struct nes_hw_nic_sq_wqe {
+	__le32 wqe_words[16];
+};
+
+struct nes_hw_nic_rq_wqe {
+	__le32 wqe_words[16];
+};
+
+struct nes_hw_nic_cqe {
+	__le32 cqe_words[4];
+};
+
+struct nes_hw_cqp_qp_context {
+	__le32 context_words[4];
+};
+
+struct nes_hw_cqp_wqe {
+	__le32 wqe_words[16];
+};
+
+struct nes_hw_qp_wqe {
+	__le32 wqe_words[32];
+};
+
+struct nes_hw_cqe {
+	__le32 cqe_words[8];
+};
+
+struct nes_hw_ceqe {
+	__le32 ceqe_words[2];
+};
+
+struct nes_hw_aeqe {
+	__le32 aeqe_words[4];
+};
+
+struct nes_cqp_request {
+	union {
+		u64 cqp_callback_context;
+		void *cqp_callback_pointer;
+	};
+	wait_queue_head_t     waitq;
+	struct nes_hw_cqp_wqe cqp_wqe;
+	struct list_head      list;
+	atomic_t              refcount;
+	void (*cqp_callback)(struct nes_device *nesdev, struct nes_cqp_request *cqp_request);
+	u16                   major_code;
+	u16                   minor_code;
+	u8                    waiting;
+	u8                    request_done;
+	u8                    dynamic;
+	u8                    callback;
+};
+
+struct nes_hw_cqp {
+	struct nes_hw_cqp_wqe *sq_vbase;
+	dma_addr_t            sq_pbase;
+	spinlock_t            lock;
+	wait_queue_head_t     waitq;
+	u16                   qp_id;
+	u16                   sq_head;
+	u16                   sq_tail;
+	u16                   sq_size;
+};
+
+#define NES_FIRST_FRAG_SIZE 128
+struct nes_first_frag {
+	u8 buffer[NES_FIRST_FRAG_SIZE];
+};
+
+struct nes_hw_nic {
+	struct nes_first_frag    *first_frag_vbase;	/* virtual address of first frags */
+	struct nes_hw_nic_sq_wqe *sq_vbase;			/* virtual address of sq */
+	struct nes_hw_nic_rq_wqe *rq_vbase;			/* virtual address of rq */
+	struct sk_buff           *tx_skb[NES_NIC_WQ_SIZE];
+	struct sk_buff           *rx_skb[NES_NIC_WQ_SIZE];
+	dma_addr_t frag_paddr[NES_NIC_WQ_SIZE];
+	unsigned long first_frag_overflow[BITS_TO_LONGS(NES_NIC_WQ_SIZE)];
+	dma_addr_t sq_pbase;			/* PCI memory for host rings */
+	dma_addr_t rq_pbase;			/* PCI memory for host rings */
+
+	u16 qp_id;
+	u16 sq_head;
+	u16 sq_tail;
+	u16 sq_size;
+	u16 rq_head;
+	u16 rq_tail;
+	u16 rq_size;
+	u8 replenishing_rq;
+	u8 reserved;
+
+	spinlock_t sq_lock;
+	spinlock_t rq_lock;
+};
+
+struct nes_hw_nic_cq {
+	struct nes_hw_nic_cqe volatile *cq_vbase;	/* PCI memory for host rings */
+	void (*ce_handler)(struct nes_device *nesdev, struct nes_hw_nic_cq *cq);
+	dma_addr_t cq_pbase;	/* PCI memory for host rings */
+	int rx_cqes_completed;
+	int cqe_allocs_pending;
+	int rx_pkts_indicated;
+	u16 cq_head;
+	u16 cq_size;
+	u16 cq_number;
+	u8  cqes_pending;
+};
+
+struct nes_hw_qp {
+	struct nes_hw_qp_wqe *sq_vbase;		/* PCI memory for host rings */
+	struct nes_hw_qp_wqe *rq_vbase;		/* PCI memory for host rings */
+	void                 *q2_vbase;			/* PCI memory for host rings */
+	dma_addr_t sq_pbase;	/* PCI memory for host rings */
+	dma_addr_t rq_pbase;	/* PCI memory for host rings */
+	dma_addr_t q2_pbase;	/* PCI memory for host rings */
+	u32 qp_id;
+	u16 sq_head;
+	u16 sq_tail;
+	u16 sq_size;
+	u16 rq_head;
+	u16 rq_tail;
+	u16 rq_size;
+	u8  rq_encoded_size;
+	u8  sq_encoded_size;
+};
+
+struct nes_hw_cq {
+	struct nes_hw_cqe volatile *cq_vbase;	/* PCI memory for host rings */
+	void (*ce_handler)(struct nes_device *nesdev, struct nes_hw_cq *cq);
+	dma_addr_t cq_pbase;	/* PCI memory for host rings */
+	u16 cq_head;
+	u16 cq_size;
+	u16 cq_number;
+};
+
+struct nes_hw_ceq {
+	struct nes_hw_ceqe volatile *ceq_vbase;	/* PCI memory for host rings */
+	dma_addr_t ceq_pbase;	/* PCI memory for host rings */
+	u16 ceq_head;
+	u16 ceq_size;
+};
+
+struct nes_hw_aeq {
+	struct nes_hw_aeqe volatile *aeq_vbase;	/* PCI memory for host rings */
+	dma_addr_t aeq_pbase;	/* PCI memory for host rings */
+	u16 aeq_head;
+	u16 aeq_size;
+};
+
+struct nic_qp_map {
+	u8 qpid;
+	u8 nic_index;
+	u8 logical_port;
+	u8 is_hnic;
+};
+
+#define	NES_CQP_ARP_AEQ_INDEX_MASK  0x000f0000
+#define	NES_CQP_ARP_AEQ_INDEX_SHIFT 16
+
+#define NES_CQP_APBVT_ADD			0x00008000
+#define NES_CQP_APBVT_NIC_SHIFT		16
+
+#define NES_ARP_ADD     1
+#define NES_ARP_DELETE  2
+#define NES_ARP_RESOLVE 3
+
+#define NES_MAC_SW_IDLE      0
+#define NES_MAC_SW_INTERRUPT 1
+#define NES_MAC_SW_MH        2
+
+struct nes_arp_entry {
+	u32 ip_addr;
+	u8  mac_addr[ETH_ALEN];
+};
+
+#define NES_NIC_FAST_TIMER          96
+#define NES_NIC_FAST_TIMER_LOW      40
+#define NES_NIC_FAST_TIMER_HIGH     1000
+#define DEFAULT_NES_QL_HIGH         256
+#define DEFAULT_NES_QL_LOW          16
+#define DEFAULT_NES_QL_TARGET       64
+#define DEFAULT_JUMBO_NES_QL_LOW    12
+#define DEFAULT_JUMBO_NES_QL_TARGET 40
+#define DEFAULT_JUMBO_NES_QL_HIGH   128
+#define NES_NIC_CQ_DOWNWARD_TREND   8
+
+struct nes_hw_tune_timer {
+    //u16 cq_count;
+    u16 threshold_low;
+    u16 threshold_target;
+    u16 threshold_high;
+    u16 timer_in_use;
+    u16 timer_in_use_old;
+    u16 timer_in_use_min;
+    u16 timer_in_use_max;
+    u8  timer_direction_upward;
+    u8  timer_direction_downward;
+    u16 cq_count_old;
+    u8  cq_direction_downward;
+};
+
+#define NES_TIMER_INT_LIMIT         2
+#define NES_TIMER_INT_LIMIT_DYNAMIC 10
+#define NES_TIMER_ENABLE_LIMIT      4
+#define NES_MAX_LINK_INTERRUPTS		128
+#define NES_MAX_LINK_CHECK		200
+
+struct nes_adapter {
+	u64              fw_ver;
+	unsigned long    *allocated_qps;
+	unsigned long    *allocated_cqs;
+	unsigned long    *allocated_mrs;
+	unsigned long    *allocated_pds;
+	unsigned long    *allocated_arps;
+	struct nes_qp    **qp_table;
+	struct workqueue_struct *work_q;
+
+	struct list_head list;
+	struct list_head active_listeners;
+	/* list of the netdev's associated with each logical port */
+	struct list_head nesvnic_list[4];
+
+	struct timer_list  mh_timer;
+	struct timer_list  lc_timer;
+	struct work_struct work;
+	spinlock_t         resource_lock;
+	spinlock_t         phy_lock;
+	spinlock_t         pbl_lock;
+	spinlock_t         periodic_timer_lock;
+
+	struct nes_arp_entry arp_table[NES_MAX_ARP_TABLE_SIZE];
+
+	/* Adapter CEQ and AEQs */
+	struct nes_hw_ceq ceq[16];
+	struct nes_hw_aeq aeq[8];
+
+	struct nes_hw_tune_timer tune_timer;
+
+	unsigned long doorbell_start;
+
+	u32 hw_rev;
+	u32 vendor_id;
+	u32 vendor_part_id;
+	u32 device_cap_flags;
+	u32 tick_delta;
+	u32 timer_int_req;
+	u32 arp_table_size;
+	u32 next_arp_index;
+
+	u32 max_mr;
+	u32 max_256pbl;
+	u32 max_4kpbl;
+	u32 free_256pbl;
+	u32 free_4kpbl;
+	u32 max_mr_size;
+	u32 max_qp;
+	u32 next_qp;
+	u32 max_irrq;
+	u32 max_qp_wr;
+	u32 max_sge;
+	u32 max_cq;
+	u32 next_cq;
+	u32 max_cqe;
+	u32 max_pd;
+	u32 base_pd;
+	u32 next_pd;
+	u32 hte_index_mask;
+
+	/* EEPROM information */
+	u32 rx_pool_size;
+	u32 tx_pool_size;
+	u32 rx_threshold;
+	u32 tcp_timer_core_clk_divisor;
+	u32 iwarp_config;
+	u32 cm_config;
+	u32 sws_timer_config;
+	u32 tcp_config1;
+	u32 wqm_wat;
+	u32 core_clock;
+	u32 firmware_version;
+
+	u32 nic_rx_eth_route_err;
+
+	u32 et_rx_coalesce_usecs;
+	u32	et_rx_max_coalesced_frames;
+	u32 et_rx_coalesce_usecs_irq;
+	u32 et_rx_max_coalesced_frames_irq;
+	u32 et_pkt_rate_low;
+	u32 et_rx_coalesce_usecs_low;
+	u32 et_rx_max_coalesced_frames_low;
+	u32 et_pkt_rate_high;
+	u32 et_rx_coalesce_usecs_high;
+	u32 et_rx_max_coalesced_frames_high;
+	u32 et_rate_sample_interval;
+	u32 timer_int_limit;
+
+	/* Adapter base MAC address */
+	u32 mac_addr_low;
+	u16 mac_addr_high;
+
+	u16 firmware_eeprom_offset;
+	u16 software_eeprom_offset;
+
+	u16 max_irrq_wr;
+
+	/* pd config for each port */
+	u16 pd_config_size[4];
+	u16 pd_config_base[4];
+
+	u16 link_interrupt_count[4];
+
+	/* the phy index for each port */
+	u8  phy_index[4];
+	u8  mac_sw_state[4];
+	u8  mac_link_down[4];
+	u8  phy_type[4];
+
+	/* PCI information */
+	unsigned int  devfn;
+	unsigned char bus_number;
+	unsigned char OneG_Mode;
+
+	unsigned char ref_count;
+	u8            netdev_count;
+	u8            netdev_max;	/* from host nic address count in EEPROM */
+	u8            port_count;
+	u8            virtwq;
+	u8            et_use_adaptive_rx_coalesce;
+	u8            adapter_fcn_count;
+};
+
+struct nes_pbl {
+	u64              *pbl_vbase;
+	dma_addr_t       pbl_pbase;
+	struct page      *page;
+	unsigned long    user_base;
+	u32              pbl_size;
+	struct list_head list;
+	/* TODO: need to add list for two level tables */
+};
+
+struct nes_listener {
+	struct work_struct      work;
+	struct workqueue_struct *wq;
+	struct nes_vnic         *nesvnic;
+	struct iw_cm_id         *cm_id;
+	struct list_head        list;
+	unsigned long           socket;
+	u8                      accept_failed;
+};
+
+struct nes_ib_device;
+
+struct nes_vnic {
+	struct nes_ib_device *nesibdev;
+	u64 sq_full;
+	u64 sq_locked;
+	u64 tso_requests;
+	u64 segmented_tso_requests;
+	u64 linearized_skbs;
+	u64 tx_sw_dropped;
+	u64 endnode_nstat_rx_discard;
+	u64 endnode_nstat_rx_octets;
+	u64 endnode_nstat_rx_frames;
+	u64 endnode_nstat_tx_octets;
+	u64 endnode_nstat_tx_frames;
+	u64 endnode_ipv4_tcp_retransmits;
+	/* void *mem; */
+	struct nes_device *nesdev;
+	struct net_device *netdev;
+	struct vlan_group *vlan_grp;
+	atomic_t          rx_skbs_needed;
+	atomic_t          rx_skb_timer_running;
+	int               budget;
+	u32               msg_enable;
+	/* u32 tx_avail; */
+	__be32            local_ipaddr;
+	struct napi_struct   napi;
+	spinlock_t           tx_lock;	/* could use netdev tx lock? */
+	struct timer_list    rq_wqes_timer;
+	u32                  nic_mem_size;
+	void                 *nic_vbase;
+	dma_addr_t           nic_pbase;
+	struct nes_hw_nic    nic;
+	struct nes_hw_nic_cq nic_cq;
+	u32    mcrq_qp_id;
+	struct nes_ucontext *mcrq_ucontext;
+	struct nes_cqp_request* (*get_cqp_request)(struct nes_device *nesdev);
+	void (*post_cqp_request)(struct nes_device*, struct nes_cqp_request *, int);
+	int (*mcrq_mcast_filter)( struct nes_vnic* nesvnic, __u8* dmi_addr );
+	struct net_device_stats netstats;
+	/* used to put the netdev on the adapters logical port list */
+	struct list_head list;
+	u16 max_frame_size;
+	u8  netdev_open;
+	u8  linkup;
+	u8  logical_port;
+	u8  netdev_index;  /* might not be needed, indexes nesdev->netdev */
+	u8  perfect_filter_index;
+	u8  nic_index;
+	u8  qp_nic_index[4];
+	u8  next_qp_nic_index;
+	u8  of_device_registered;
+	u8  rdma_enabled;
+	u8  rx_checksum_disabled;
+};
+
+struct nes_ib_device {
+	struct ib_device ibdev;
+	struct nes_vnic *nesvnic;
+
+	/* Virtual RNIC Limits */
+	u32 max_mr;
+	u32 max_qp;
+	u32 max_cq;
+	u32 max_pd;
+	u32 num_mr;
+	u32 num_qp;
+	u32 num_cq;
+	u32 num_pd;
+};
+
+#define nes_vlan_rx vlan_hwaccel_receive_skb
+#define nes_netif_rx netif_receive_skb
+
+#endif		/* __NES_HW_H */