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/*
* cxgb3i_ulp2.h: Chelsio S3xx iSCSI driver.
*
* Copyright (c) 2008 Chelsio Communications, Inc.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation.
*
* Written by: Karen Xie (kxie@chelsio.com)
*/
#ifndef __CXGB3I_ULP2_PDU_H__
#define __CXGB3I_ULP2_PDU_H__
struct cpl_iscsi_hdr_norss {
union opcode_tid ot;
u16 pdu_len_ddp;
u16 len;
u32 seq;
u16 urg;
u8 rsvd;
u8 status;
};
struct cpl_rx_data_ddp_norss {
union opcode_tid ot;
u16 urg;
u16 len;
u32 seq;
u32 nxt_seq;
u32 ulp_crc;
u32 ddp_status;
};
#define RX_DDP_STATUS_IPP_SHIFT 27 /* invalid pagepod */
#define RX_DDP_STATUS_TID_SHIFT 26 /* tid mismatch */
#define RX_DDP_STATUS_COLOR_SHIFT 25 /* color mismatch */
#define RX_DDP_STATUS_OFFSET_SHIFT 24 /* offset mismatch */
#define RX_DDP_STATUS_ULIMIT_SHIFT 23 /* ulimit error */
#define RX_DDP_STATUS_TAG_SHIFT 22 /* tag mismatch */
#define RX_DDP_STATUS_DCRC_SHIFT 21 /* dcrc error */
#define RX_DDP_STATUS_HCRC_SHIFT 20 /* hcrc error */
#define RX_DDP_STATUS_PAD_SHIFT 19 /* pad error */
#define RX_DDP_STATUS_PPP_SHIFT 18 /* pagepod parity error */
#define RX_DDP_STATUS_LLIMIT_SHIFT 17 /* llimit error */
#define RX_DDP_STATUS_DDP_SHIFT 16 /* ddp'able */
#define RX_DDP_STATUS_PMM_SHIFT 15 /* pagepod mismatch */
#define ULP2_FLAG_DATA_READY 0x1
#define ULP2_FLAG_DATA_DDPED 0x2
#define ULP2_FLAG_HCRC_ERROR 0x10
#define ULP2_FLAG_DCRC_ERROR 0x20
#define ULP2_FLAG_PAD_ERROR 0x40
void cxgb3i_conn_closing(struct s3_conn *c3cn);
void cxgb3i_conn_pdu_ready(struct s3_conn *c3cn);
void cxgb3i_conn_tx_open(struct s3_conn *c3cn);
#endif
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