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📄 ecore_cxt.c(77.15 KB)
📄 ecore_cxt.h(6.75 KB)
📄 ecore_cxt_api.h(2.18 KB)
📄 ecore_dbg_fw_funcs.c(213.09 KB)
📄 ecore_dbg_fw_funcs.h(32.17 KB)
📄 ecore_dbg_values.h(600.82 KB)
📄 ecore_dcbx.c(54.45 KB)
📄 ecore_dcbx.h(2.99 KB)
📄 ecore_dcbx_api.h(7.84 KB)
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📄 ecore_dev_api.h(22.83 KB)
📄 ecore_fcoe.h(2.54 KB)
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📄 ecore_gtt_reg_addr.h(3.08 KB)
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📄 ecore_hsi_common.h(113.62 KB)
📄 ecore_hsi_debug_tools.h(31.34 KB)
📄 ecore_hsi_eth.h(162.39 KB)
📄 ecore_hsi_fcoe.h(77.08 KB)
📄 ecore_hsi_init_func.h(4.38 KB)
📄 ecore_hsi_init_tool.h(11.21 KB)
📄 ecore_hsi_iscsi.h(66.12 KB)
📄 ecore_hsi_iwarp.h(85.78 KB)
📄 ecore_hsi_rdma.h(109.48 KB)
📄 ecore_hsi_roce.h(152.46 KB)
📄 ecore_hw.c(34.16 KB)
📄 ecore_hw.h(7.51 KB)
📄 ecore_hw_defs.h(2.89 KB)
📄 ecore_init_fw_funcs.c(62.36 KB)
📄 ecore_init_fw_funcs.h(18.03 KB)
📄 ecore_init_ops.c(17.8 KB)
📄 ecore_init_ops.h(3.48 KB)
📄 ecore_init_values.h(3.82 MB)
📄 ecore_int.c(82.2 KB)
📄 ecore_int.h(7.81 KB)
📄 ecore_int_api.h(9.68 KB)
📄 ecore_iov_api.h(26.59 KB)
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📄 ecore_iro_values.h(6.43 KB)
📄 ecore_iscsi.h(5.06 KB)
📄 ecore_iscsi_api.h(9.68 KB)
📄 ecore_iwarp.c(112.7 KB)
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📄 ecore_l2.c(70.53 KB)
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📄 ecore_l2_api.h(14.78 KB)
📄 ecore_ll2.c(64.13 KB)
📄 ecore_ll2.h(4.8 KB)
📄 ecore_ll2_api.h(9.31 KB)
📄 ecore_mcp.c(137.13 KB)
📄 ecore_mcp.h(18.21 KB)
📄 ecore_mcp_api.h(34.74 KB)
📄 ecore_mng_tlv.c(41.74 KB)
📄 ecore_ooo.c(17.19 KB)
📄 ecore_ooo.h(4.38 KB)
📄 ecore_proto_if.h(5.1 KB)
📄 ecore_rdma.c(77.63 KB)
📄 ecore_rdma.h(8.2 KB)
📄 ecore_rdma_api.h(27.11 KB)
📄 ecore_roce.c(44.5 KB)
📄 ecore_roce.h(3.15 KB)
📄 ecore_roce_api.h(24.77 KB)
📄 ecore_rt_defs.h(39.47 KB)
📄 ecore_sp_api.h(2.8 KB)
📄 ecore_sp_commands.c(21.81 KB)
📄 ecore_sp_commands.h(5.51 KB)
📄 ecore_spq.c(32.43 KB)
📄 ecore_spq.h(10.68 KB)
📄 ecore_sriov.c(138.24 KB)
📄 ecore_sriov.h(9.87 KB)
📄 ecore_status.h(1.9 KB)
📄 ecore_tcp_ip.h(3.38 KB)
📄 ecore_utils.h(2.46 KB)
📄 ecore_vf.c(55.16 KB)
📄 ecore_vf.h(13.59 KB)
📄 ecore_vf_api.h(7.97 KB)
📄 ecore_vfpf_if.h(17.38 KB)
📄 eth_common.h(24.37 KB)
📄 fcoe_common.h(55.08 KB)
📄 iscsi_common.h(95.1 KB)
📄 iwarp_common.h(2.48 KB)
📄 mcp_private.h(14.55 KB)
📄 mcp_public.h(87.13 KB)
📄 mfw_hsi.h(2.53 KB)
📄 nvm_cfg.h(135.26 KB)
📄 nvm_map.h(13.94 KB)
📄 pcics_reg_driver.h(26.05 KB)
📄 qlnx_def.h(21.3 KB)
📄 qlnx_ioctl.c(25.47 KB)
📄 qlnx_ioctl.h(8.41 KB)
📄 qlnx_os.c(225.04 KB)
📄 qlnx_os.h(3.96 KB)
📄 qlnx_rdma.c(7.21 KB)
📄 qlnx_rdma.h(2.37 KB)
📄 qlnx_ver.h(1.6 KB)
📄 rdma_common.h(41.19 KB)
📄 reg_addr.h(16.08 MB)
📄 roce_common.h(2.8 KB)
📄 spad_layout.h(10.2 KB)
📄 storage_common.h(7.43 KB)
📄 tcp_common.h(12.41 KB)

Editing: tcp_common.h

/*
 * Copyright (c) 2017-2018 Cavium, Inc. 
 * 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, 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 COPYRIGHT HOLDERS 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 COPYRIGHT OWNER OR CONTRIBUTORS BE
 *  LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 *  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 *  SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 *  INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 *  CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 *  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 *  POSSIBILITY OF SUCH DAMAGE.
 *
 * $FreeBSD$
 *
 */

#ifndef __TCP_COMMON__
#define __TCP_COMMON__ 
/********************/
/* TCP FW CONSTANTS */
/********************/

#define TCP_INVALID_TIMEOUT_VAL -1

/*
 * OOO opaque data received from LL2
 */
struct ooo_opaque
{
	__le32 cid /* connection ID  */;
	u8 drop_isle /* isle number of the first isle to drop */;
	u8 drop_size /* number of isles to drop */;
	u8 ooo_opcode /* (use enum tcp_seg_placement_event) */;
	u8 ooo_isle /* OOO isle number to add the packet to */;
};

/*
 * tcp connect mode enum
 */
enum tcp_connect_mode
{
	TCP_CONNECT_ACTIVE,
	TCP_CONNECT_PASSIVE,
	MAX_TCP_CONNECT_MODE
};

/*
 * tcp function init parameters
 */
struct tcp_init_params
{
	__le32 two_msl_timer /* 2MSL (used for TIME_WAIT state) timeout value */;
	__le16 tx_sws_timer /* Transmission silly window syndrom timeout value */;
	u8 max_fin_rt /* Minimum Fin RT */;
	u8 reserved[9];
};

/*
 * tcp IPv4/IPv6 enum
 */
enum tcp_ip_version
{
	TCP_IPV4,
	TCP_IPV6,
	MAX_TCP_IP_VERSION
};

/*
 * tcp offload parameters
 */
struct tcp_offload_params
{
	__le16 local_mac_addr_lo;
	__le16 local_mac_addr_mid;
	__le16 local_mac_addr_hi;
	__le16 remote_mac_addr_lo;
	__le16 remote_mac_addr_mid;
	__le16 remote_mac_addr_hi;
	__le16 vlan_id;
	__le16 flags;
#define TCP_OFFLOAD_PARAMS_TS_EN_MASK            0x1 /* timestamp enable */
#define TCP_OFFLOAD_PARAMS_TS_EN_SHIFT           0
#define TCP_OFFLOAD_PARAMS_DA_EN_MASK            0x1 /* delayed ack enabled */
#define TCP_OFFLOAD_PARAMS_DA_EN_SHIFT           1
#define TCP_OFFLOAD_PARAMS_KA_EN_MASK            0x1 /* keep alive enabled */
#define TCP_OFFLOAD_PARAMS_KA_EN_SHIFT           2
#define TCP_OFFLOAD_PARAMS_ECN_SENDER_EN_MASK    0x1 /* ECN sender enabled */
#define TCP_OFFLOAD_PARAMS_ECN_SENDER_EN_SHIFT   3
#define TCP_OFFLOAD_PARAMS_ECN_RECEIVER_EN_MASK  0x1 /* ECN receiver enabled */
#define TCP_OFFLOAD_PARAMS_ECN_RECEIVER_EN_SHIFT 4
#define TCP_OFFLOAD_PARAMS_NAGLE_EN_MASK         0x1 /* nagle algorithm enabled */
#define TCP_OFFLOAD_PARAMS_NAGLE_EN_SHIFT        5
#define TCP_OFFLOAD_PARAMS_DA_CNT_EN_MASK        0x1 /* delayed ack counter enabled */
#define TCP_OFFLOAD_PARAMS_DA_CNT_EN_SHIFT       6
#define TCP_OFFLOAD_PARAMS_FIN_SENT_MASK         0x1 /* fin already sent to far end */
#define TCP_OFFLOAD_PARAMS_FIN_SENT_SHIFT        7
#define TCP_OFFLOAD_PARAMS_FIN_RECEIVED_MASK     0x1 /* fin received */
#define TCP_OFFLOAD_PARAMS_FIN_RECEIVED_SHIFT    8
#define TCP_OFFLOAD_PARAMS_RESERVED_MASK         0x7F
#define TCP_OFFLOAD_PARAMS_RESERVED_SHIFT        9
	u8 ip_version /*  (use enum tcp_ip_version) */;
	u8 reserved0[3];
	__le32 remote_ip[4];
	__le32 local_ip[4];
	__le32 flow_label;
	u8 ttl;
	u8 tos_or_tc;
	__le16 remote_port;
	__le16 local_port;
	__le16 mss /* the mss derived from remote mss and local mtu, ipVersion options and tags */;
	u8 rcv_wnd_scale;
	u8 connect_mode /* TCP connect mode: use enum tcp_connect_mode (use enum tcp_connect_mode) */;
	__le16 srtt /* in ms */;
	__le32 ss_thresh;
	__le32 rcv_wnd /* absolute receive window (not scaled) */;
	__le32 cwnd /* absolute congestion window */;
	u8 ka_max_probe_cnt;
	u8 dup_ack_theshold;
	__le16 reserved1;
	__le32 ka_timeout /* This member specifies, in ms, the timeout interval for inactivity before sending a keepalive probe */;
	__le32 ka_interval /* This member specifies, in ms, the timeout after which to retransmit a keepalive frame if no response is received to a keepalive probe  */;
	__le32 max_rt_time /* This member specifies, in ms, the maximum time that the offload target should spend retransmitting a segment */;
	__le32 initial_rcv_wnd /* Initial receive window */;
	__le32 rcv_next;
	__le32 snd_una;
	__le32 snd_next;
	__le32 snd_max;
	__le32 snd_wnd /* absolute send window (not scaled) */;
	__le32 snd_wl1 /* the segment sequence number used for the last window update */;
	__le32 ts_recent /* The timestamp value to send in the next ACK */;
	__le32 ts_recent_age /* The length of time, in ms, since the most recent timestamp was received */;
	__le32 total_rt /* The total time, in ms, that has been spent retransmitting the current TCP segment */;
	__le32 ka_timeout_delta /* The time remaining, in clock ticks, until the next keepalive timeout. A value of -1 indicates that the keepalive timer was not running when the connection was offloaded. */;
	__le32 rt_timeout_delta /* The time remaining, in clock ticks, until the next retransmit timeout. A value of -1 indicates that the  retransmit timer was not running when the connection was offloaded. */;
	u8 dup_ack_cnt /* The number of ACKs that have been accepted for the same sequence number */;
	u8 snd_wnd_probe_cnt /* The current send window probe round */;
	u8 ka_probe_cnt /* the number of keepalive probes that have been sent that have not received a response */;
	u8 rt_cnt /* The number of retransmits that have been sent */;
	__le16 rtt_var /* in ms */;
	__le16 fw_internal /* fw internal use - initialize value = 0 */;
	u8 snd_wnd_scale;
	u8 ack_frequency /* delayed ack counter threshold */;
	__le16 da_timeout_value /* delayed ack timeout value in ms */;
	__le32 reserved3;
};

/*
 * tcp offload parameters
 */
struct tcp_offload_params_opt2
{
	__le16 local_mac_addr_lo;
	__le16 local_mac_addr_mid;
	__le16 local_mac_addr_hi;
	__le16 remote_mac_addr_lo;
	__le16 remote_mac_addr_mid;
	__le16 remote_mac_addr_hi;
	__le16 vlan_id;
	__le16 flags;
#define TCP_OFFLOAD_PARAMS_OPT2_TS_EN_MASK      0x1 /* timestamp enable */
#define TCP_OFFLOAD_PARAMS_OPT2_TS_EN_SHIFT     0
#define TCP_OFFLOAD_PARAMS_OPT2_DA_EN_MASK      0x1 /* delayed ack enabled */
#define TCP_OFFLOAD_PARAMS_OPT2_DA_EN_SHIFT     1
#define TCP_OFFLOAD_PARAMS_OPT2_KA_EN_MASK      0x1 /* keep alive enabled */
#define TCP_OFFLOAD_PARAMS_OPT2_KA_EN_SHIFT     2
#define TCP_OFFLOAD_PARAMS_OPT2_ECN_EN_MASK     0x1 /* ECN enabled */
#define TCP_OFFLOAD_PARAMS_OPT2_ECN_EN_SHIFT    3
#define TCP_OFFLOAD_PARAMS_OPT2_RESERVED0_MASK  0xFFF
#define TCP_OFFLOAD_PARAMS_OPT2_RESERVED0_SHIFT 4
	u8 ip_version /*  (use enum tcp_ip_version) */;
	u8 reserved1[3];
	__le32 remote_ip[4];
	__le32 local_ip[4];
	__le32 flow_label;
	u8 ttl;
	u8 tos_or_tc;
	__le16 remote_port;
	__le16 local_port;
	__le16 mss /* the mss derived from remote mss and local mtu, ipVersion options and tags */;
	u8 rcv_wnd_scale;
	u8 connect_mode /* TCP connect mode: use enum tcp_connect_mode (use enum tcp_connect_mode) */;
	__le16 syn_ip_payload_length /* length of Tcp header in SYN packet - relevent for passive mode */;
	__le32 syn_phy_addr_lo /* physical address (low) of SYN buffer - relevent for passive mode */;
	__le32 syn_phy_addr_hi /* physical address (high) of SYN buffer - relevent for passive mode */;
	__le32 cwnd /* absolute congestion window */;
	u8 ka_max_probe_cnt;
	u8 reserved2[3];
	__le32 ka_timeout /* This member specifies, in ms, the timeout interval for inactivity before sending a keepalive probe */;
	__le32 ka_interval /* This member specifies, in ms, the timeout after which to retransmit a keepalive frame if no response is received to a keepalive probe  */;
	__le32 max_rt_time /* This member specifies, in ms, the maximum time that the offload target should spend retransmitting a segment */;
	__le32 reserved3[16];
};

/*
 * tcp IPv4/IPv6 enum
 */
enum tcp_seg_placement_event
{
	TCP_EVENT_ADD_PEN,
	TCP_EVENT_ADD_NEW_ISLE,
	TCP_EVENT_ADD_ISLE_RIGHT,
	TCP_EVENT_ADD_ISLE_LEFT,
	TCP_EVENT_JOIN,
	TCP_EVENT_DELETE_ISLES,
	TCP_EVENT_NOP,
	MAX_TCP_SEG_PLACEMENT_EVENT
};

/*
 * tcp init parameters
 */
struct tcp_update_params
{
	__le16 flags;
#define TCP_UPDATE_PARAMS_REMOTE_MAC_ADDR_CHANGED_MASK   0x1
#define TCP_UPDATE_PARAMS_REMOTE_MAC_ADDR_CHANGED_SHIFT  0
#define TCP_UPDATE_PARAMS_MSS_CHANGED_MASK               0x1
#define TCP_UPDATE_PARAMS_MSS_CHANGED_SHIFT              1
#define TCP_UPDATE_PARAMS_TTL_CHANGED_MASK               0x1
#define TCP_UPDATE_PARAMS_TTL_CHANGED_SHIFT              2
#define TCP_UPDATE_PARAMS_TOS_OR_TC_CHANGED_MASK         0x1
#define TCP_UPDATE_PARAMS_TOS_OR_TC_CHANGED_SHIFT        3
#define TCP_UPDATE_PARAMS_KA_TIMEOUT_CHANGED_MASK        0x1
#define TCP_UPDATE_PARAMS_KA_TIMEOUT_CHANGED_SHIFT       4
#define TCP_UPDATE_PARAMS_KA_INTERVAL_CHANGED_MASK       0x1
#define TCP_UPDATE_PARAMS_KA_INTERVAL_CHANGED_SHIFT      5
#define TCP_UPDATE_PARAMS_MAX_RT_TIME_CHANGED_MASK       0x1
#define TCP_UPDATE_PARAMS_MAX_RT_TIME_CHANGED_SHIFT      6
#define TCP_UPDATE_PARAMS_FLOW_LABEL_CHANGED_MASK        0x1
#define TCP_UPDATE_PARAMS_FLOW_LABEL_CHANGED_SHIFT       7
#define TCP_UPDATE_PARAMS_INITIAL_RCV_WND_CHANGED_MASK   0x1
#define TCP_UPDATE_PARAMS_INITIAL_RCV_WND_CHANGED_SHIFT  8
#define TCP_UPDATE_PARAMS_KA_MAX_PROBE_CNT_CHANGED_MASK  0x1
#define TCP_UPDATE_PARAMS_KA_MAX_PROBE_CNT_CHANGED_SHIFT 9
#define TCP_UPDATE_PARAMS_KA_EN_CHANGED_MASK             0x1
#define TCP_UPDATE_PARAMS_KA_EN_CHANGED_SHIFT            10
#define TCP_UPDATE_PARAMS_NAGLE_EN_CHANGED_MASK          0x1
#define TCP_UPDATE_PARAMS_NAGLE_EN_CHANGED_SHIFT         11
#define TCP_UPDATE_PARAMS_KA_EN_MASK                     0x1
#define TCP_UPDATE_PARAMS_KA_EN_SHIFT                    12
#define TCP_UPDATE_PARAMS_NAGLE_EN_MASK                  0x1
#define TCP_UPDATE_PARAMS_NAGLE_EN_SHIFT                 13
#define TCP_UPDATE_PARAMS_KA_RESTART_MASK                0x1
#define TCP_UPDATE_PARAMS_KA_RESTART_SHIFT               14
#define TCP_UPDATE_PARAMS_RETRANSMIT_RESTART_MASK        0x1
#define TCP_UPDATE_PARAMS_RETRANSMIT_RESTART_SHIFT       15
	__le16 remote_mac_addr_lo;
	__le16 remote_mac_addr_mid;
	__le16 remote_mac_addr_hi;
	__le16 mss;
	u8 ttl;
	u8 tos_or_tc;
	__le32 ka_timeout;
	__le32 ka_interval;
	__le32 max_rt_time;
	__le32 flow_label;
	__le32 initial_rcv_wnd;
	u8 ka_max_probe_cnt;
	u8 reserved1[7];
};

/*
 * toe upload parameters
 */
struct tcp_upload_params
{
	__le32 rcv_next;
	__le32 snd_una;
	__le32 snd_next;
	__le32 snd_max;
	__le32 snd_wnd /* absolute send window (not scaled) */;
	__le32 rcv_wnd /* absolute receive window (not scaled) */;
	__le32 snd_wl1 /* the segment sequence number used for the last window update */;
	__le32 cwnd /* absolute congestion window */;
	__le32 ss_thresh;
	__le16 srtt /* in ms */;
	__le16 rtt_var /* in ms */;
	__le32 ts_time /* The current value of the adjusted timestamp */;
	__le32 ts_recent /* The timestamp value to send in the next ACK */;
	__le32 ts_recent_age /* The length of time, in ms, since the most recent timestamp was received */;
	__le32 total_rt /* The total time, in ms, that has been spent retransmitting the current TCP segment */;
	__le32 ka_timeout_delta /* The time remaining, in clock ticks, until the next keepalive timeout. A value of -1 indicates that the keepalive timer was not running when the connection was offloaded. */;
	__le32 rt_timeout_delta /* The time remaining, in clock ticks, until the next retransmit timeout. A value of -1 indicates that the  retransmit timer was not running when the connection was offloaded. */;
	u8 dup_ack_cnt /* The number of ACKs that have been accepted for the same sequence number */;
	u8 snd_wnd_probe_cnt /* The current send window probe round */;
	u8 ka_probe_cnt /* the number of keepalive probes that have been sent that have not received a response */;
	u8 rt_cnt /* The number of retransmits that have been sent */;
	__le32 reserved;
};

#endif /* __TCP_COMMON__ */

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