/* * Copyright (c) 2006 - 2011 Intel Corporation. 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_CONTEXT_H #define NES_CONTEXT_H struct nes_qp_context { __le32 misc; __le32 cqs; __le32 sq_addr_low; __le32 sq_addr_high; __le32 rq_addr_low; __le32 rq_addr_high; __le32 misc2; __le16 tcpPorts[2]; __le32 ip0; __le32 ip1; __le32 ip2; __le32 ip3; __le32 mss; __le32 arp_index_vlan; __le32 tcp_state_flow_label; __le32 pd_index_wscale; __le32 keepalive; u32 ts_recent; u32 ts_age; __le32 snd_nxt; __le32 snd_wnd; __le32 rcv_nxt; __le32 rcv_wnd; __le32 snd_max; __le32 snd_una; u32 srtt; __le32 rttvar; __le32 ssthresh; __le32 cwnd; __le32 snd_wl1; __le32 snd_wl2; __le32 max_snd_wnd; __le32 ts_val_delta; u32 retransmit; u32 probe_cnt; u32 hte_index; __le32 q2_addr_low; __le32 q2_addr_high; __le32 ird_index; u32 Rsvd3; __le32 ird_ord_sizes; u32 mrkr_offset; __le32 aeq_token_low; __le32 aeq_token_high; }; /* QP Context Misc Field */ #define NES_QPCONTEXT_MISC_IWARP_VER_MASK 0x00000003 #define NES_QPCONTEXT_MISC_IWARP_VER_SHIFT 0 #define NES_QPCONTEXT_MISC_EFB_SIZE_MASK 0x000000C0 #define NES_QPCONTEXT_MISC_EFB_SIZE_SHIFT 6 #define NES_QPCONTEXT_MISC_RQ_SIZE_MASK 0x00000300 #define NES_QPCONTEXT_MISC_RQ_SIZE_SHIFT 8 #define NES_QPCONTEXT_MISC_SQ_SIZE_MASK 0x00000c00 #define NES_QPCONTEXT_MISC_SQ_SIZE_SHIFT 10 #define NES_QPCONTEXT_MISC_PCI_FCN_MASK 0x00007000 #define NES_QPCONTEXT_MISC_PCI_FCN_SHIFT 12 #define NES_QPCONTEXT_MISC_DUP_ACKS_MASK 0x00070000 #define NES_QPCONTEXT_MISC_DUP_ACKS_SHIFT 16 enum nes_qp_context_misc_bits { NES_QPCONTEXT_MISC_RX_WQE_SIZE = 0x00000004, NES_QPCONTEXT_MISC_IPV4 = 0x00000008, NES_QPCONTEXT_MISC_DO_NOT_FRAG = 0x00000010, NES_QPCONTEXT_MISC_INSERT_VLAN = 0x00000020, NES_QPCONTEXT_MISC_DROS = 0x00008000, NES_QPCONTEXT_MISC_WSCALE = 0x00080000, NES_QPCONTEXT_MISC_KEEPALIVE = 0x00100000, NES_QPCONTEXT_MISC_TIMESTAMP = 0x00200000, NES_QPCONTEXT_MISC_SACK = 0x00400000, NES_QPCONTEXT_MISC_RDMA_WRITE_EN = 0x00800000, NES_QPCONTEXT_MISC_RDMA_READ_EN = 0x01000000, NES_QPCONTEXT_MISC_WBIND_EN = 0x10000000, NES_QPCONTEXT_MISC_FAST_REGISTER_EN = 0x20000000, NES_QPCONTEXT_MISC_PRIV_EN = 0x40000000, NES_QPCONTEXT_MISC_NO_NAGLE = 0x80000000 }; enum nes_qp_acc_wq_sizes { HCONTEXT_TSA_WQ_SIZE_4 = 0, HCONTEXT_TSA_WQ_SIZE_32 = 1, HCONTEXT_TSA_WQ_SIZE_128 = 2, HCONTEXT_TSA_WQ_SIZE_512 = 3 }; /* QP Context Misc2 Fields */ #define NES_QPCONTEXT_MISC2_TTL_MASK 0x000000ff #define NES_QPCONTEXT_MISC2_TTL_SHIFT 0 #define NES_QPCONTEXT_MISC2_HOP_LIMIT_MASK 0x000000ff #define NES_QPCONTEXT_MISC2_HOP_LIMIT_SHIFT 0 #define NES_QPCONTEXT_MISC2_LIMIT_MASK 0x00000300 #define NES_QPCONTEXT_MISC2_LIMIT_SHIFT 8 #define NES_QPCONTEXT_MISC2_NIC_INDEX_MASK 0x0000fc00 #define NES_QPCONTEXT_MISC2_NIC_INDEX_SHIFT 10 #define NES_QPCONTEXT_MISC2_SRC_IP_MASK 0x001f0000 #define NES_QPCONTEXT_MISC2_SRC_IP_SHIFT 16 #define NES_QPCONTEXT_MISC2_TOS_MASK 0xff000000 #define NES_QPCONTEXT_MISC2_TOS_SHIFT 24 #define NES_QPCONTEXT_MISC2_TRAFFIC_CLASS_MASK 0xff000000 #define NES_QPCONTEXT_MISC2_TRAFFIC_CLASS_SHIFT 24 /* QP Context Tcp State/Flow Label Fields */ #define NES_QPCONTEXT_TCPFLOW_FLOW_LABEL_MASK 0x000fffff #define NES_QPCONTEXT_TCPFLOW_FLOW_LABEL_SHIFT 0 #define NES_QPCONTEXT_TCPFLOW_TCP_STATE_MASK 0xf0000000 #define NES_QPCONTEXT_TCPFLOW_TCP_STATE_SHIFT 28 enum nes_qp_tcp_state { NES_QPCONTEXT_TCPSTATE_CLOSED = 1, NES_QPCONTEXT_TCPSTATE_EST = 5, NES_QPCONTEXT_TCPSTATE_TIME_WAIT = 11, }; /* QP Context PD Index/wscale Fields */ #define NES_QPCONTEXT_PDWSCALE_RCV_WSCALE_MASK 0x0000000f #define NES_QPCONTEXT_PDWSCALE_RCV_WSCALE_SHIFT 0 #define NES_QPCONTEXT_PDWSCALE_SND_WSCALE_MASK 0x00000f00 #define NES_QPCONTEXT_PDWSCALE_SND_WSCALE_SHIFT 8 #define NES_QPCONTEXT_PDWSCALE_PDINDEX_MASK 0xffff0000 #define NES_QPCONTEXT_PDWSCALE_PDINDEX_SHIFT 16 /* QP Context Keepalive Fields */ #define NES_QPCONTEXT_KEEPALIVE_DELTA_MASK 0x0000ffff #define NES_QPCONTEXT_KEEPALIVE_DELTA_SHIFT 0 #define NES_QPCONTEXT_KEEPALIVE_PROBE_CNT_MASK 0x00ff0000 #define NES_QPCONTEXT_KEEPALIVE_PROBE_CNT_SHIFT 16 #define NES_QPCONTEXT_KEEPALIVE_INTV_MASK 0xff000000 #define NES_QPCONTEXT_KEEPALIVE_INTV_SHIFT 24 /* QP Context ORD/IRD Fields */ #define NES_QPCONTEXT_ORDIRD_ORDSIZE_MASK 0x0000007f #define NES_QPCONTEXT_ORDIRD_ORDSIZE_SHIFT 0 #define NES_QPCONTEXT_ORDIRD_IRDSIZE_MASK 0x00030000 #define NES_QPCONTEXT_ORDIRD_IRDSIZE_SHIFT 16 #define NES_QPCONTEXT_ORDIRD_IWARP_MODE_MASK 0x30000000 #define NES_QPCONTEXT_ORDIRD_IWARP_MODE_SHIFT 28 enum nes_ord_ird_bits { NES_QPCONTEXT_ORDIRD_WRPDU = 0x02000000, NES_QPCONTEXT_ORDIRD_LSMM_PRESENT = 0x04000000, NES_QPCONTEXT_ORDIRD_ALSMM = 0x08000000, NES_QPCONTEXT_ORDIRD_AAH = 0x40000000, NES_QPCONTEXT_ORDIRD_RNMC = 0x80000000 }; enum nes_iwarp_qp_state { NES_QPCONTEXT_IWARP_STATE_NONEXIST = 0, NES_QPCONTEXT_IWARP_STATE_IDLE = 1, NES_QPCONTEXT_IWARP_STATE_RTS = 2, NES_QPCONTEXT_IWARP_STATE_CLOSING = 3, NES_QPCONTEXT_IWARP_STATE_TERMINATE = 5, NES_QPCONTEXT_IWARP_STATE_ERROR = 6 }; #endif /* NES_CONTEXT_H */