| /***************************************************************************** |
| * * |
| * 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 <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_RX_PKT = 0xAD, |
| CPL_TX_PKT = 0xB2, |
| CPL_TX_PKT_LSO = 0xB6, |
| }; |
| |
| enum { /* TX_PKT_LSO ethernet types */ |
| CPL_ETH_II, |
| CPL_ETH_II_VLAN, |
| CPL_ETH_802_3, |
| CPL_ETH_802_3_VLAN |
| }; |
| |
| struct cpl_rx_data { |
| u32 rsvd0; |
| u32 len; |
| u32 seq; |
| u16 urg; |
| u8 rsvd1; |
| 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 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; |
| u32 len; |
| |
| u32 rsvd2; |
| u8 rsvd3; |
| #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 |
| u16 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; |
| }; |
| |
| #endif /* _CXGB_CPL5_CMD_H_ */ |