usr/src/uts/common/io/qede/579xx/drivers/ecore/hsi_repository/qedi_hsi.h

   1 /*
   2 * CDDL HEADER START
   3 *
   4 * The contents of this file are subject to the terms of the
   5 * Common Development and Distribution License, v.1,  (the "License").
   6 * You may not use this file except in compliance with the License.
   7 *
   8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
   9 * or http://opensource.org/licenses/CDDL-1.0.
  10 * See the License for the specific language governing permissions
  11 * and limitations under the License.
  12 *
  13 * When distributing Covered Code, include this CDDL HEADER in each
  14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
  15 * If applicable, add the following below this CDDL HEADER, with the
  16 * fields enclosed by brackets "[]" replaced with your own identifying
  17 * information: Portions Copyright [yyyy] [name of copyright owner]
  18 *
  19 * CDDL HEADER END
  20 */
  21
  22 /*
  23 * Copyright 2014-2017 Cavium, Inc.
  24 * The contents of this file are subject to the terms of the Common Development
  25 * and Distribution License, v.1,  (the "License").
  26
  27 * You may not use this file except in compliance with the License.
  28
  29 * You can obtain a copy of the License at available
  30 * at http://opensource.org/licenses/CDDL-1.0
  31
  32 * See the License for the specific language governing permissions and
  33 * limitations under the License.
  34 */
  35
  36 #ifndef __QEDI_HSI__
  37 #define __QEDI_HSI__
  38 /********************************/
  39 /* Add include to common target */
  40 /********************************/
  41 #include "common_hsi.h"
  42
  43 /********************************************************/
  44 /* Add include to common storage target for upper driver*/
  45 /*******************************************************/
  46 #include "qeds_hsi.h"
  47
  48 /****************************************/
  49 /* Add include to common storage target */
  50 /****************************************/
  51 #include "storage_common.h"
  52
  53 /************************************************************************/
  54 /* Add include to common TCP target */
  55 /************************************************************************/
  56 #include "tcp_common.h"
  57
  58 /*************************************************************************/
  59 /* Add include to common iSCSI target for both eCore and protocol driver */
  60 /************************************************************************/
  61 #include "iscsi_common.h"
  62
  63
  64 /*
  65  * iSCSI CMDQ element
  66  */
  67 struct iscsi_cmdqe
  68 {
  69         __le16 conn_id;
  70         u8 cmdqe_opcode /* indicates the iscsi cmdqe type */;
  71         u8 error_bit_map;
  72 #define ISCSI_CMDQE_DIF_ERR_BITS_MASK         0x7 /* dif error bit map: [0]-CRC/checksum, [1]-app tag, [2]-reference tag */
  73 #define ISCSI_CMDQE_DIF_ERR_BITS_SHIFT        0
  74 #define ISCSI_CMDQE_DATA_DIGEST_ERR_MASK      0x1 /* Signal Immediate Data Digest Error */
  75 #define ISCSI_CMDQE_DATA_DIGEST_ERR_SHIFT     3
  76 #define ISCSI_CMDQE_RCV_ON_INVALID_CONN_MASK  0x1 /* Signal Connection Error */
  77 #define ISCSI_CMDQE_RCV_ON_INVALID_CONN_SHIFT 4
  78 #define ISCSI_CMDQE_RESERVED_MASK             0x7 /* reserved */
  79 #define ISCSI_CMDQE_RESERVED_SHIFT            5
  80         struct regpair imm_bd_opaque /* Immediate Data BDs opaque data */;
  81         __le32 cmd_payload[13] /* iSCSI Basic/Additional Header Segment */;
  82 };
  83
  84
  85 /*
  86  * iSCSI CMDQE Opcode
  87  */
  88 enum iscsi_cmdqe_opcode
  89 {
  90         ISCSI_CMDQE_OPCODE_NONE /* Used by FW only to indicate that no CMDQE should be consumed */,
  91         ISCSI_CMDQE_OPCODE_BHS_ONLY /* iSCSI BHS without AHS and without immediate data BD */,
  92         ISCSI_CMDQE_OPCODE_BHS_W_IMM /* iSCSI BHS with immediate data BD */,
  93         ISCSI_CMDQE_OPCODE_BHS_W_IMM_NO_BD /* iSCSI BHS arrived with immediate data but BD wasnt consumed */,
  94         ISCSI_CMDQE_OPCODE_BHS_W_AHS /* iSCSI BHS with expected AHS, without immediate data BD */,
  95         ISCSI_CMDQE_OPCODE_BHS_W_AHS_W_IMM /* iSCSI BHS with expected AHS, with immediate data BD */,
  96         ISCSI_CMDQE_OPCODE_AHS /* iSCSI AHS without immediate data BD */,
  97         ISCSI_CMDQE_OPCODE_AHS_W_IMM /* iSCSI AHS, with immediate data BD */,
  98         ISCSI_CMDQE_OPCODE_AHS_W_IMM_NO_BD /* iSCSI AHS where the Command arrived with immediate data but BD wasnt consumed */,
  99         ISCSI_CMDQE_OPCODE_TMF /* iSCSI TMF */,
 100         MAX_ISCSI_CMDQE_OPCODE
 101 };
 102
 103 #endif /* __QEDI_HSI__ */