/***************************************************************************** * * * File: cpl5_cmd.h * * $Revision: 1.6 $ * * $Date: 2005/06/21 18:29:47 $ * * Description: * * part of the Chelsio 10Gb Ethernet Driver. * * * * This program is free software; you can redistribute it and/or modify * * it under the terms of the GNU General Public License, version 2, as * * published by the Free Software Foundation. * * * * You should have received a copy of the GNU General Public License along * * with this program; if not, write to the Free Software Foundation, Inc., * * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. * * * * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED * * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF * * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. * * * * http://www.chelsio.com * * * * Copyright (c) 2003 - 2005 Chelsio Communications, Inc. * * All rights reserved. * * * * Maintainers: maintainers@chelsio.com * * * * Authors: Dimitrios Michailidis * * Tina Yang * * Felix Marti * * Scott Bardone * * Kurt Ottaway * * Frank DiMambro * * * * History: * * * ****************************************************************************/ #ifndef _CXGB_CPL5_CMD_H_ #define _CXGB_CPL5_CMD_H_ #include #if !defined(__LITTLE_ENDIAN_BITFIELD) && !defined(__BIG_ENDIAN_BITFIELD) #error "Adjust your defines" #endif enum CPL_opcode { CPL_PASS_OPEN_REQ = 0x1, CPL_PASS_OPEN_RPL = 0x2, CPL_PASS_ESTABLISH = 0x3, CPL_PASS_ACCEPT_REQ = 0xE, CPL_PASS_ACCEPT_RPL = 0x4, CPL_ACT_OPEN_REQ = 0x5, CPL_ACT_OPEN_RPL = 0x6, CPL_CLOSE_CON_REQ = 0x7, CPL_CLOSE_CON_RPL = 0x8, CPL_CLOSE_LISTSRV_REQ = 0x9, CPL_CLOSE_LISTSRV_RPL = 0xA, CPL_ABORT_REQ = 0xB, CPL_ABORT_RPL = 0xC, CPL_PEER_CLOSE = 0xD, CPL_ACT_ESTABLISH = 0x17, CPL_GET_TCB = 0x24, CPL_GET_TCB_RPL = 0x25, CPL_SET_TCB = 0x26, CPL_SET_TCB_FIELD = 0x27, CPL_SET_TCB_RPL = 0x28, CPL_PCMD = 0x29, CPL_PCMD_READ = 0x31, CPL_PCMD_READ_RPL = 0x32, CPL_RX_DATA = 0xA0, CPL_RX_DATA_DDP = 0xA1, CPL_RX_DATA_ACK = 0xA3, CPL_RX_PKT = 0xAD, CPL_RX_ISCSI_HDR = 0xAF, CPL_TX_DATA_ACK = 0xB0, CPL_TX_DATA = 0xB1, CPL_TX_PKT = 0xB2, CPL_TX_PKT_LSO = 0xB6, CPL_RTE_DELETE_REQ = 0xC0, CPL_RTE_DELETE_RPL = 0xC1, CPL_RTE_WRITE_REQ = 0xC2, CPL_RTE_WRITE_RPL = 0xD3, CPL_RTE_READ_REQ = 0xC3, CPL_RTE_READ_RPL = 0xC4, CPL_L2T_WRITE_REQ = 0xC5, CPL_L2T_WRITE_RPL = 0xD4, CPL_L2T_READ_REQ = 0xC6, CPL_L2T_READ_RPL = 0xC7, CPL_SMT_WRITE_REQ = 0xC8, CPL_SMT_WRITE_RPL = 0xD5, CPL_SMT_READ_REQ = 0xC9, CPL_SMT_READ_RPL = 0xCA, CPL_ARP_MISS_REQ = 0xCD, CPL_ARP_MISS_RPL = 0xCE, CPL_MIGRATE_C2T_REQ = 0xDC, CPL_MIGRATE_C2T_RPL = 0xDD, CPL_ERROR = 0xD7, /* internal: driver -> TOM */ CPL_MSS_CHANGE = 0xE1 }; #define NUM_CPL_CMDS 256 enum CPL_error { CPL_ERR_NONE = 0, CPL_ERR_TCAM_PARITY = 1, CPL_ERR_TCAM_FULL = 3, CPL_ERR_CONN_RESET = 20, CPL_ERR_CONN_EXIST = 22, CPL_ERR_ARP_MISS = 23, CPL_ERR_BAD_SYN = 24, CPL_ERR_CONN_TIMEDOUT = 30, CPL_ERR_XMIT_TIMEDOUT = 31, CPL_ERR_PERSIST_TIMEDOUT = 32, CPL_ERR_FINWAIT2_TIMEDOUT = 33, CPL_ERR_KEEPALIVE_TIMEDOUT = 34, CPL_ERR_ABORT_FAILED = 42, CPL_ERR_GENERAL = 99 }; enum { CPL_CONN_POLICY_AUTO = 0, CPL_CONN_POLICY_ASK = 1, CPL_CONN_POLICY_DENY = 3 }; enum { ULP_MODE_NONE = 0, ULP_MODE_TCPDDP = 1, ULP_MODE_ISCSI = 2, ULP_MODE_IWARP = 3, ULP_MODE_SSL = 4 }; enum { CPL_PASS_OPEN_ACCEPT, CPL_PASS_OPEN_REJECT }; enum { CPL_ABORT_SEND_RST = 0, CPL_ABORT_NO_RST, CPL_ABORT_POST_CLOSE_REQ = 2 }; enum { // TX_PKT_LSO ethernet types CPL_ETH_II, CPL_ETH_II_VLAN, CPL_ETH_802_3, CPL_ETH_802_3_VLAN }; union opcode_tid { u32 opcode_tid; u8 opcode; }; #define S_OPCODE 24 #define V_OPCODE(x) ((x) << S_OPCODE) #define G_OPCODE(x) (((x) >> S_OPCODE) & 0xFF) #define G_TID(x) ((x) & 0xFFFFFF) /* tid is assumed to be 24-bits */ #define MK_OPCODE_TID(opcode, tid) (V_OPCODE(opcode) | (tid)) #define OPCODE_TID(cmd) ((cmd)->ot.opcode_tid) /* extract the TID from a CPL command */ #define GET_TID(cmd) (G_TID(ntohl(OPCODE_TID(cmd)))) struct tcp_options { u16 mss; u8 wsf; #if defined(__LITTLE_ENDIAN_BITFIELD) u8 rsvd:4; u8 ecn:1; u8 sack:1; u8 tstamp:1; #else u8 tstamp:1; u8 sack:1; u8 ecn:1; u8 rsvd:4; #endif }; struct cpl_pass_open_req { union opcode_tid ot; u16 local_port; u16 peer_port; u32 local_ip; u32 peer_ip; u32 opt0h; u32 opt0l; u32 peer_netmask; u32 opt1; }; struct cpl_pass_open_rpl { union opcode_tid ot; u16 local_port; u16 peer_port; u32 local_ip; u32 peer_ip; u8 resvd[7]; u8 status; }; struct cpl_pass_establish { union opcode_tid ot; u16 local_port; u16 peer_port; u32 local_ip; u32 peer_ip; u32 tos_tid; u8 l2t_idx; u8 rsvd[3]; u32 snd_isn; u32 rcv_isn; }; struct cpl_pass_accept_req { union opcode_tid ot; u16 local_port; u16 peer_port; u32 local_ip; u32 peer_ip; u32 tos_tid; struct tcp_options tcp_options; u8 dst_mac[6]; u16 vlan_tag; u8 src_mac[6]; u8 rsvd[2]; u32 rcv_isn; u32 unknown_tcp_options; }; struct cpl_pass_accept_rpl { union opcode_tid ot; u32 rsvd0; u32 rsvd1; u32 peer_ip; u32 opt0h; union { u32 opt0l; struct { u8 rsvd[3]; u8 status; }; }; }; struct cpl_act_open_req { union opcode_tid ot; u16 local_port; u16 peer_port; u32 local_ip; u32 peer_ip; u32 opt0h; u32 opt0l; u32 iff_vlantag; u32 rsvd; }; struct cpl_act_open_rpl { union opcode_tid ot; u16 local_port; u16 peer_port; u32 local_ip; u32 peer_ip; u32 new_tid; u8 rsvd[3]; u8 status; }; struct cpl_act_establish { union opcode_tid ot; u16 local_port; u16 peer_port; u32 local_ip; u32 peer_ip; u32 tos_tid; u32 rsvd; u32 snd_isn; u32 rcv_isn; }; struct cpl_get_tcb { union opcode_tid ot; u32 rsvd; }; struct cpl_get_tcb_rpl { union opcode_tid ot; u16 len; u8 rsvd; u8 status; }; struct cpl_set_tcb { union opcode_tid ot; u16 len; u16 rsvd; }; struct cpl_set_tcb_field { union opcode_tid ot; u8 rsvd[3]; u8 offset; u32 mask; u32 val; }; struct cpl_set_tcb_rpl { union opcode_tid ot; u8 rsvd[3]; u8 status; }; struct cpl_pcmd { union opcode_tid ot; u16 dlen_in; u16 dlen_out; u32 pcmd_parm[2]; }; struct cpl_pcmd_read { union opcode_tid ot; u32 rsvd1; u16 rsvd2; u32 addr; u16 len; }; struct cpl_pcmd_read_rpl { union opcode_tid ot; u16 len; }; struct cpl_close_con_req { union opcode_tid ot; u32 rsvd; }; struct cpl_close_con_rpl { union opcode_tid ot; u8 rsvd[3]; u8 status; u32 snd_nxt; u32 rcv_nxt; }; struct cpl_close_listserv_req { union opcode_tid ot; u32 rsvd; }; struct cpl_close_listserv_rpl { union opcode_tid ot; u8 rsvd[3]; u8 status; }; struct cpl_abort_req { union opcode_tid ot; u32 rsvd0; u8 rsvd1; u8 cmd; u8 rsvd2[6]; }; struct cpl_abort_rpl { union opcode_tid ot; u32 rsvd0; u8 rsvd1; u8 status; u8 rsvd2[6]; }; struct cpl_peer_close { union opcode_tid ot; u32 rsvd; }; struct cpl_tx_data { union opcode_tid ot; u32 len; u32 rsvd0; u16 urg; u16 flags; }; struct cpl_tx_data_ack { union opcode_tid ot; u32 ack_seq; }; struct cpl_rx_data { union opcode_tid ot; u32 len; u32 seq; u16 urg; u8 rsvd; u8 status; }; struct cpl_rx_data_ack { union opcode_tid ot; u32 credit; }; struct cpl_rx_data_ddp { union opcode_tid ot; u32 len; u32 seq; u32 nxt_seq; u32 ulp_crc; u16 ddp_status; u8 rsvd; u8 status; }; /* * We want this header's alignment to be no more stringent than 2-byte aligned. * All fields are u8 or u16 except for the length. However that field is not * used so we break it into 2 16-bit parts to easily meet our alignment needs. */ struct cpl_tx_pkt { u8 opcode; #if defined(__LITTLE_ENDIAN_BITFIELD) u8 iff:4; u8 ip_csum_dis:1; u8 l4_csum_dis:1; u8 vlan_valid:1; u8 rsvd:1; #else u8 rsvd:1; u8 vlan_valid:1; u8 l4_csum_dis:1; u8 ip_csum_dis:1; u8 iff:4; #endif u16 vlan; u16 len_hi; u16 len_lo; }; struct cpl_tx_pkt_lso { u8 opcode; #if defined(__LITTLE_ENDIAN_BITFIELD) u8 iff:4; u8 ip_csum_dis:1; u8 l4_csum_dis:1; u8 vlan_valid:1; u8 :1; #else u8 :1; u8 vlan_valid:1; u8 l4_csum_dis:1; u8 ip_csum_dis:1; u8 iff:4; #endif u16 vlan; __be32 len; u8 rsvd[5]; #if defined(__LITTLE_ENDIAN_BITFIELD) u8 tcp_hdr_words:4; u8 ip_hdr_words:4; #else u8 ip_hdr_words:4; u8 tcp_hdr_words:4; #endif __be16 eth_type_mss; }; struct cpl_rx_pkt { u8 opcode; #if defined(__LITTLE_ENDIAN_BITFIELD) u8 iff:4; u8 csum_valid:1; u8 bad_pkt:1; u8 vlan_valid:1; u8 rsvd:1; #else u8 rsvd:1; u8 vlan_valid:1; u8 bad_pkt:1; u8 csum_valid:1; u8 iff:4; #endif u16 csum; u16 vlan; u16 len; }; struct cpl_l2t_write_req { union opcode_tid ot; u32 params; u8 rsvd1[2]; u8 dst_mac[6]; }; struct cpl_l2t_write_rpl { union opcode_tid ot; u8 status; u8 rsvd[3]; }; struct cpl_l2t_read_req { union opcode_tid ot; u8 rsvd[3]; u8 l2t_idx; }; struct cpl_l2t_read_rpl { union opcode_tid ot; u32 params; u8 rsvd1[2]; u8 dst_mac[6]; }; struct cpl_smt_write_req { union opcode_tid ot; u8 rsvd0; #if defined(__LITTLE_ENDIAN_BITFIELD) u8 rsvd1:1; u8 mtu_idx:3; u8 iff:4; #else u8 iff:4; u8 mtu_idx:3; u8 rsvd1:1; #endif u16 rsvd2; u16 rsvd3; u8 src_mac1[6]; u16 rsvd4; u8 src_mac0[6]; }; struct cpl_smt_write_rpl { union opcode_tid ot; u8 status; u8 rsvd[3]; }; struct cpl_smt_read_req { union opcode_tid ot; u8 rsvd0; #if defined(__LITTLE_ENDIAN_BITFIELD) u8 rsvd1:4; u8 iff:4; #else u8 iff:4; u8 rsvd1:4; #endif u16 rsvd2; }; struct cpl_smt_read_rpl { union opcode_tid ot; u8 status; #if defined(__LITTLE_ENDIAN_BITFIELD) u8 rsvd1:1; u8 mtu_idx:3; u8 rsvd0:4; #else u8 rsvd0:4; u8 mtu_idx:3; u8 rsvd1:1; #endif u16 rsvd2; u16 rsvd3; u8 src_mac1[6]; u16 rsvd4; u8 src_mac0[6]; }; struct cpl_rte_delete_req { union opcode_tid ot; u32 params; }; struct cpl_rte_delete_rpl { union opcode_tid ot; u8 status; u8 rsvd[3]; }; struct cpl_rte_write_req { union opcode_tid ot; u32 params; u32 netmask; u32 faddr; }; struct cpl_rte_write_rpl { union opcode_tid ot; u8 status; u8 rsvd[3]; }; struct cpl_rte_read_req { union opcode_tid ot; u32 params; }; struct cpl_rte_read_rpl { union opcode_tid ot; u8 status; u8 rsvd0[2]; u8 l2t_idx; #if defined(__LITTLE_ENDIAN_BITFIELD) u8 rsvd1:7; u8 select:1; #else u8 select:1; u8 rsvd1:7; #endif u8 rsvd2[3]; u32 addr; }; struct cpl_mss_change { union opcode_tid ot; u32 mss; }; #endif /* _CXGB_CPL5_CMD_H_ */