/* SPDX-License-Identifier: GPL-2.0-only */
/*****************************************************************************
* *
* File: cpl5_cmd.h *
* $Revision: 1.6 $ *
* $Date: 2005/06/21 18:29:47 $ *
* Description: *
* part of the Chelsio 10Gb Ethernet Driver. *
* *
* *
* http://www.chelsio.com *
* *
* Copyright (c) 2003 - 2005 Chelsio Communications, Inc. *
* All rights reserved. *
* *
* Maintainers: maintainers@chelsio.com *
* *
* Authors: Dimitrios Michailidis <dm@chelsio.com> *
* Tina Yang <tainay@chelsio.com> *
* Felix Marti <felix@chelsio.com> *
* Scott Bardone <sbardone@chelsio.com> *
* Kurt Ottaway <kottaway@chelsio.com> *
* Frank DiMambro <frank@chelsio.com> *
* *
* History: *
* *
****************************************************************************/
#ifndef _CXGB_CPL5_CMD_H_
#define _CXGB_CPL5_CMD_H_
#include <
asm /byteorder.h>
#if !
defined (__LITTLE_ENDIAN_BITFIELD) && !
defined (__BIG_ENDIAN_BITFIELD)
#error "Adjust your <asm/byteorder.h> defines"
#endif
enum CPL_opcode {
CPL_PASS_OPEN_REQ =
0 x1,
CPL_PASS_OPEN_RPL =
0 x2,
CPL_PASS_ESTABLISH =
0 x3,
CPL_PASS_ACCEPT_REQ =
0 xE,
CPL_PASS_ACCEPT_RPL =
0 x4,
CPL_ACT_OPEN_REQ =
0 x5,
CPL_ACT_OPEN_RPL =
0 x6,
CPL_CLOSE_CON_REQ =
0 x7,
CPL_CLOSE_CON_RPL =
0 x8,
CPL_CLOSE_LISTSRV_REQ =
0 x9,
CPL_CLOSE_LISTSRV_RPL =
0 xA,
CPL_ABORT_REQ =
0 xB,
CPL_ABORT_RPL =
0 xC,
CPL_PEER_CLOSE =
0 xD,
CPL_ACT_ESTABLISH =
0 x17,
CPL_GET_TCB =
0 x24,
CPL_GET_TCB_RPL =
0 x25,
CPL_SET_TCB =
0 x26,
CPL_SET_TCB_FIELD =
0 x27,
CPL_SET_TCB_RPL =
0 x28,
CPL_PCMD =
0 x29,
CPL_PCMD_READ =
0 x31,
CPL_PCMD_READ_RPL =
0 x32,
CPL_RX_DATA =
0 xA0,
CPL_RX_DATA_DDP =
0 xA1,
CPL_RX_DATA_ACK =
0 xA3,
CPL_RX_PKT =
0 xAD,
CPL_RX_ISCSI_HDR =
0 xAF,
CPL_TX_DATA_ACK =
0 xB0,
CPL_TX_DATA =
0 xB1,
CPL_TX_PKT =
0 xB2,
CPL_TX_PKT_LSO =
0 xB6,
CPL_RTE_DELETE_REQ =
0 xC0,
CPL_RTE_DELETE_RPL =
0 xC1,
CPL_RTE_WRITE_REQ =
0 xC2,
CPL_RTE_WRITE_RPL =
0 xD3,
CPL_RTE_READ_REQ =
0 xC3,
CPL_RTE_READ_RPL =
0 xC4,
CPL_L2T_WRITE_REQ =
0 xC5,
CPL_L2T_WRITE_RPL =
0 xD4,
CPL_L2T_READ_REQ =
0 xC6,
CPL_L2T_READ_RPL =
0 xC7,
CPL_SMT_WRITE_REQ =
0 xC8,
CPL_SMT_WRITE_RPL =
0 xD5,
CPL_SMT_READ_REQ =
0 xC9,
CPL_SMT_READ_RPL =
0 xCA,
CPL_ARP_MISS_REQ =
0 xCD,
CPL_ARP_MISS_RPL =
0 xCE,
CPL_MIGRATE_C2T_REQ =
0 xDC,
CPL_MIGRATE_C2T_RPL =
0 xDD,
CPL_ERROR =
0 xD7,
/* internal: driver -> TOM */
CPL_MSS_CHANGE =
0 xE1
};
#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) &
0 xFF)
#define G_TID(x) ((x) &
0 xFFFFFF)
/* 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_ */
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