mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
synced 2024-12-02 10:36:45 +07:00
7b6859fbdc
This pushes qed [and as result, all qed* drivers] into using 8.20.0.0 firmware. The changes are mostly contained in qed with minor changes to qedi due to some HSI changes. Content-wise, the firmware contains fixes to various issues exposed since the release of the previous firmware, including: - Corrects iSCSI fast retransmit when data digest is enabled. - Stop draining packets when receiving several consecutive PFCs. - Prevent possible assertion when consecutively opening/closing many connections. - Prevent possible assertion due to too long BDQ fetch time. In addition, the new firmware would allow us to later add iWARP support in qed and qedr. Changes from previous version ----------------------------- - V2: Fix warning in qed_debug.c Signed-off-by: Chad Dupuis <Chad.Dupuis@cavium.com> Signed-off-by: Ram Amrani <Ram.Amrani@cavium.com> Signed-off-by: Tomer Tayar <Tomer.Tayar@cavium.com> Signed-off-by: Manish Rangankar <Manish.Rangankar@cavium.com> Signed-off-by: Yuval Mintz <Yuval.Mintz@cavium.com> Signed-off-by: David S. Miller <davem@davemloft.net>
1396 lines
45 KiB
C
1396 lines
45 KiB
C
/* QLogic qed NIC Driver
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* Copyright (c) 2015-2017 QLogic Corporation
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*
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* This software is available to you under a choice of one of two
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* licenses. You may choose to be licensed under the terms of the GNU
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* General Public License (GPL) Version 2, available from the file
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* COPYING in the main directory of this source tree, or the
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* OpenIB.org BSD license below:
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*
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* Redistribution and use in source and binary forms, with or
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* without modification, are permitted provided that the following
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* conditions are met:
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*
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* - Redistributions of source code must retain the above
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* copyright notice, this list of conditions and the following
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* disclaimer.
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*
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* - Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and /or other materials
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* provided with the distribution.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
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* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
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* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
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* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*/
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#ifndef __ISCSI_COMMON__
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#define __ISCSI_COMMON__
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/**********************/
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/* ISCSI FW CONSTANTS */
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/**********************/
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/* iSCSI HSI constants */
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#define ISCSI_DEFAULT_MTU (1500)
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/* KWQ (kernel work queue) layer codes */
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#define ISCSI_SLOW_PATH_LAYER_CODE (6)
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/* iSCSI parameter defaults */
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#define ISCSI_DEFAULT_HEADER_DIGEST (0)
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#define ISCSI_DEFAULT_DATA_DIGEST (0)
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#define ISCSI_DEFAULT_INITIAL_R2T (1)
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#define ISCSI_DEFAULT_IMMEDIATE_DATA (1)
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#define ISCSI_DEFAULT_MAX_PDU_LENGTH (0x2000)
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#define ISCSI_DEFAULT_FIRST_BURST_LENGTH (0x10000)
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#define ISCSI_DEFAULT_MAX_BURST_LENGTH (0x40000)
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#define ISCSI_DEFAULT_MAX_OUTSTANDING_R2T (1)
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/* iSCSI parameter limits */
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#define ISCSI_MIN_VAL_MAX_PDU_LENGTH (0x200)
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#define ISCSI_MAX_VAL_MAX_PDU_LENGTH (0xffffff)
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#define ISCSI_MIN_VAL_BURST_LENGTH (0x200)
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#define ISCSI_MAX_VAL_BURST_LENGTH (0xffffff)
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#define ISCSI_MIN_VAL_MAX_OUTSTANDING_R2T (1)
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#define ISCSI_MAX_VAL_MAX_OUTSTANDING_R2T (0xff)
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#define ISCSI_AHS_CNTL_SIZE 4
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#define ISCSI_WQE_NUM_SGES_SLOWIO (0xf)
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/* iSCSI reserved params */
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#define ISCSI_ITT_ALL_ONES (0xffffffff)
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#define ISCSI_TTT_ALL_ONES (0xffffffff)
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#define ISCSI_OPTION_1_OFF_CHIP_TCP 1
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#define ISCSI_OPTION_2_ON_CHIP_TCP 2
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#define ISCSI_INITIATOR_MODE 0
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#define ISCSI_TARGET_MODE 1
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/* iSCSI request op codes */
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#define ISCSI_OPCODE_NOP_OUT (0)
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#define ISCSI_OPCODE_SCSI_CMD (1)
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#define ISCSI_OPCODE_TMF_REQUEST (2)
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#define ISCSI_OPCODE_LOGIN_REQUEST (3)
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#define ISCSI_OPCODE_TEXT_REQUEST (4)
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#define ISCSI_OPCODE_DATA_OUT (5)
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#define ISCSI_OPCODE_LOGOUT_REQUEST (6)
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/* iSCSI response/messages op codes */
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#define ISCSI_OPCODE_NOP_IN (0x20)
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#define ISCSI_OPCODE_SCSI_RESPONSE (0x21)
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#define ISCSI_OPCODE_TMF_RESPONSE (0x22)
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#define ISCSI_OPCODE_LOGIN_RESPONSE (0x23)
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#define ISCSI_OPCODE_TEXT_RESPONSE (0x24)
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#define ISCSI_OPCODE_DATA_IN (0x25)
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#define ISCSI_OPCODE_LOGOUT_RESPONSE (0x26)
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#define ISCSI_OPCODE_R2T (0x31)
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#define ISCSI_OPCODE_ASYNC_MSG (0x32)
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#define ISCSI_OPCODE_REJECT (0x3f)
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/* iSCSI stages */
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#define ISCSI_STAGE_SECURITY_NEGOTIATION (0)
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#define ISCSI_STAGE_LOGIN_OPERATIONAL_NEGOTIATION (1)
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#define ISCSI_STAGE_FULL_FEATURE_PHASE (3)
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/* iSCSI CQE errors */
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#define CQE_ERROR_BITMAP_DATA_DIGEST (0x08)
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#define CQE_ERROR_BITMAP_RCV_ON_INVALID_CONN (0x10)
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#define CQE_ERROR_BITMAP_DATA_TRUNCATED (0x20)
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struct cqe_error_bitmap {
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u8 cqe_error_status_bits;
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#define CQE_ERROR_BITMAP_DIF_ERR_BITS_MASK 0x7
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#define CQE_ERROR_BITMAP_DIF_ERR_BITS_SHIFT 0
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#define CQE_ERROR_BITMAP_DATA_DIGEST_ERR_MASK 0x1
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#define CQE_ERROR_BITMAP_DATA_DIGEST_ERR_SHIFT 3
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#define CQE_ERROR_BITMAP_RCV_ON_INVALID_CONN_MASK 0x1
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#define CQE_ERROR_BITMAP_RCV_ON_INVALID_CONN_SHIFT 4
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#define CQE_ERROR_BITMAP_DATA_TRUNCATED_ERR_MASK 0x1
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#define CQE_ERROR_BITMAP_DATA_TRUNCATED_ERR_SHIFT 5
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#define CQE_ERROR_BITMAP_UNDER_RUN_ERR_MASK 0x1
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#define CQE_ERROR_BITMAP_UNDER_RUN_ERR_SHIFT 6
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#define CQE_ERROR_BITMAP_RESERVED2_MASK 0x1
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#define CQE_ERROR_BITMAP_RESERVED2_SHIFT 7
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};
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union cqe_error_status {
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u8 error_status;
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struct cqe_error_bitmap error_bits;
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};
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struct data_hdr {
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__le32 data[12];
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};
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struct iscsi_async_msg_hdr {
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__le16 reserved0;
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u8 flags_attr;
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#define ISCSI_ASYNC_MSG_HDR_RSRV_MASK 0x7F
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#define ISCSI_ASYNC_MSG_HDR_RSRV_SHIFT 0
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#define ISCSI_ASYNC_MSG_HDR_CONST1_MASK 0x1
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#define ISCSI_ASYNC_MSG_HDR_CONST1_SHIFT 7
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u8 opcode;
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__le32 hdr_second_dword;
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#define ISCSI_ASYNC_MSG_HDR_DATA_SEG_LEN_MASK 0xFFFFFF
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#define ISCSI_ASYNC_MSG_HDR_DATA_SEG_LEN_SHIFT 0
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#define ISCSI_ASYNC_MSG_HDR_TOTAL_AHS_LEN_MASK 0xFF
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#define ISCSI_ASYNC_MSG_HDR_TOTAL_AHS_LEN_SHIFT 24
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struct regpair lun;
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__le32 all_ones;
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__le32 reserved1;
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__le32 stat_sn;
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__le32 exp_cmd_sn;
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__le32 max_cmd_sn;
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__le16 param1_rsrv;
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u8 async_vcode;
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u8 async_event;
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__le16 param3_rsrv;
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__le16 param2_rsrv;
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__le32 reserved7;
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};
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struct iscsi_cmd_hdr {
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__le16 reserved1;
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u8 flags_attr;
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#define ISCSI_CMD_HDR_ATTR_MASK 0x7
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#define ISCSI_CMD_HDR_ATTR_SHIFT 0
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#define ISCSI_CMD_HDR_RSRV_MASK 0x3
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#define ISCSI_CMD_HDR_RSRV_SHIFT 3
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#define ISCSI_CMD_HDR_WRITE_MASK 0x1
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#define ISCSI_CMD_HDR_WRITE_SHIFT 5
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#define ISCSI_CMD_HDR_READ_MASK 0x1
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#define ISCSI_CMD_HDR_READ_SHIFT 6
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#define ISCSI_CMD_HDR_FINAL_MASK 0x1
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#define ISCSI_CMD_HDR_FINAL_SHIFT 7
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u8 hdr_first_byte;
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#define ISCSI_CMD_HDR_OPCODE_MASK 0x3F
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#define ISCSI_CMD_HDR_OPCODE_SHIFT 0
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#define ISCSI_CMD_HDR_IMM_MASK 0x1
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#define ISCSI_CMD_HDR_IMM_SHIFT 6
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#define ISCSI_CMD_HDR_RSRV1_MASK 0x1
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#define ISCSI_CMD_HDR_RSRV1_SHIFT 7
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__le32 hdr_second_dword;
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#define ISCSI_CMD_HDR_DATA_SEG_LEN_MASK 0xFFFFFF
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#define ISCSI_CMD_HDR_DATA_SEG_LEN_SHIFT 0
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#define ISCSI_CMD_HDR_TOTAL_AHS_LEN_MASK 0xFF
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#define ISCSI_CMD_HDR_TOTAL_AHS_LEN_SHIFT 24
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struct regpair lun;
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__le32 itt;
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__le32 expected_transfer_length;
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__le32 cmd_sn;
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__le32 exp_stat_sn;
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__le32 cdb[4];
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};
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struct iscsi_common_hdr {
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u8 hdr_status;
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u8 hdr_response;
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u8 hdr_flags;
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u8 hdr_first_byte;
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#define ISCSI_COMMON_HDR_OPCODE_MASK 0x3F
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#define ISCSI_COMMON_HDR_OPCODE_SHIFT 0
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#define ISCSI_COMMON_HDR_IMM_MASK 0x1
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#define ISCSI_COMMON_HDR_IMM_SHIFT 6
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#define ISCSI_COMMON_HDR_RSRV_MASK 0x1
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#define ISCSI_COMMON_HDR_RSRV_SHIFT 7
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__le32 hdr_second_dword;
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#define ISCSI_COMMON_HDR_DATA_SEG_LEN_MASK 0xFFFFFF
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#define ISCSI_COMMON_HDR_DATA_SEG_LEN_SHIFT 0
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#define ISCSI_COMMON_HDR_TOTAL_AHS_LEN_MASK 0xFF
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#define ISCSI_COMMON_HDR_TOTAL_AHS_LEN_SHIFT 24
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struct regpair lun_reserved;
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__le32 itt;
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__le32 ttt;
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__le32 cmdstat_sn;
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__le32 exp_statcmd_sn;
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__le32 max_cmd_sn;
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__le32 data[3];
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};
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struct iscsi_conn_offload_params {
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struct regpair sq_pbl_addr;
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struct regpair r2tq_pbl_addr;
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struct regpair xhq_pbl_addr;
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struct regpair uhq_pbl_addr;
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__le32 initial_ack;
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__le16 physical_q0;
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__le16 physical_q1;
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u8 flags;
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#define ISCSI_CONN_OFFLOAD_PARAMS_TCP_ON_CHIP_1B_MASK 0x1
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#define ISCSI_CONN_OFFLOAD_PARAMS_TCP_ON_CHIP_1B_SHIFT 0
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#define ISCSI_CONN_OFFLOAD_PARAMS_TARGET_MODE_MASK 0x1
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#define ISCSI_CONN_OFFLOAD_PARAMS_TARGET_MODE_SHIFT 1
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#define ISCSI_CONN_OFFLOAD_PARAMS_RESTRICTED_MODE_MASK 0x1
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#define ISCSI_CONN_OFFLOAD_PARAMS_RESTRICTED_MODE_SHIFT 2
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#define ISCSI_CONN_OFFLOAD_PARAMS_RESERVED1_MASK 0x1F
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#define ISCSI_CONN_OFFLOAD_PARAMS_RESERVED1_SHIFT 3
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u8 pbl_page_size_log;
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u8 pbe_page_size_log;
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u8 default_cq;
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__le32 stat_sn;
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};
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struct iscsi_slow_path_hdr {
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u8 op_code;
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u8 flags;
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#define ISCSI_SLOW_PATH_HDR_RESERVED0_MASK 0xF
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#define ISCSI_SLOW_PATH_HDR_RESERVED0_SHIFT 0
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#define ISCSI_SLOW_PATH_HDR_LAYER_CODE_MASK 0x7
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#define ISCSI_SLOW_PATH_HDR_LAYER_CODE_SHIFT 4
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#define ISCSI_SLOW_PATH_HDR_RESERVED1_MASK 0x1
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#define ISCSI_SLOW_PATH_HDR_RESERVED1_SHIFT 7
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};
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struct iscsi_conn_update_ramrod_params {
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struct iscsi_slow_path_hdr hdr;
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__le16 conn_id;
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__le32 fw_cid;
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u8 flags;
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#define ISCSI_CONN_UPDATE_RAMROD_PARAMS_HD_EN_MASK 0x1
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#define ISCSI_CONN_UPDATE_RAMROD_PARAMS_HD_EN_SHIFT 0
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#define ISCSI_CONN_UPDATE_RAMROD_PARAMS_DD_EN_MASK 0x1
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#define ISCSI_CONN_UPDATE_RAMROD_PARAMS_DD_EN_SHIFT 1
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#define ISCSI_CONN_UPDATE_RAMROD_PARAMS_INITIAL_R2T_MASK 0x1
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#define ISCSI_CONN_UPDATE_RAMROD_PARAMS_INITIAL_R2T_SHIFT 2
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#define ISCSI_CONN_UPDATE_RAMROD_PARAMS_IMMEDIATE_DATA_MASK 0x1
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#define ISCSI_CONN_UPDATE_RAMROD_PARAMS_IMMEDIATE_DATA_SHIFT 3
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#define ISCSI_CONN_UPDATE_RAMROD_PARAMS_DIF_BLOCK_SIZE_MASK 0x1
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#define ISCSI_CONN_UPDATE_RAMROD_PARAMS_DIF_BLOCK_SIZE_SHIFT 4
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#define ISCSI_CONN_UPDATE_RAMROD_PARAMS_DIF_ON_HOST_EN_MASK 0x1
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#define ISCSI_CONN_UPDATE_RAMROD_PARAMS_DIF_ON_HOST_EN_SHIFT 5
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#define ISCSI_CONN_UPDATE_RAMROD_PARAMS_RESERVED1_MASK 0x3
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#define ISCSI_CONN_UPDATE_RAMROD_PARAMS_RESERVED1_SHIFT 6
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u8 reserved0[3];
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__le32 max_seq_size;
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__le32 max_send_pdu_length;
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__le32 max_recv_pdu_length;
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__le32 first_seq_length;
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__le32 exp_stat_sn;
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};
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struct iscsi_ext_cdb_cmd_hdr {
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__le16 reserved1;
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u8 flags_attr;
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#define ISCSI_EXT_CDB_CMD_HDR_ATTR_MASK 0x7
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#define ISCSI_EXT_CDB_CMD_HDR_ATTR_SHIFT 0
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#define ISCSI_EXT_CDB_CMD_HDR_RSRV_MASK 0x3
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#define ISCSI_EXT_CDB_CMD_HDR_RSRV_SHIFT 3
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#define ISCSI_EXT_CDB_CMD_HDR_WRITE_MASK 0x1
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#define ISCSI_EXT_CDB_CMD_HDR_WRITE_SHIFT 5
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#define ISCSI_EXT_CDB_CMD_HDR_READ_MASK 0x1
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#define ISCSI_EXT_CDB_CMD_HDR_READ_SHIFT 6
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#define ISCSI_EXT_CDB_CMD_HDR_FINAL_MASK 0x1
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#define ISCSI_EXT_CDB_CMD_HDR_FINAL_SHIFT 7
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u8 opcode;
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__le32 hdr_second_dword;
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#define ISCSI_EXT_CDB_CMD_HDR_DATA_SEG_LEN_MASK 0xFFFFFF
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#define ISCSI_EXT_CDB_CMD_HDR_DATA_SEG_LEN_SHIFT 0
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#define ISCSI_EXT_CDB_CMD_HDR_CDB_SIZE_MASK 0xFF
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#define ISCSI_EXT_CDB_CMD_HDR_CDB_SIZE_SHIFT 24
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struct regpair lun;
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__le32 itt;
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__le32 expected_transfer_length;
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__le32 cmd_sn;
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__le32 exp_stat_sn;
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struct scsi_sge cdb_sge;
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};
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struct iscsi_login_req_hdr {
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u8 version_min;
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u8 version_max;
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u8 flags_attr;
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#define ISCSI_LOGIN_REQ_HDR_NSG_MASK 0x3
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#define ISCSI_LOGIN_REQ_HDR_NSG_SHIFT 0
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#define ISCSI_LOGIN_REQ_HDR_CSG_MASK 0x3
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#define ISCSI_LOGIN_REQ_HDR_CSG_SHIFT 2
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#define ISCSI_LOGIN_REQ_HDR_RSRV_MASK 0x3
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#define ISCSI_LOGIN_REQ_HDR_RSRV_SHIFT 4
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#define ISCSI_LOGIN_REQ_HDR_C_MASK 0x1
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#define ISCSI_LOGIN_REQ_HDR_C_SHIFT 6
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#define ISCSI_LOGIN_REQ_HDR_T_MASK 0x1
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#define ISCSI_LOGIN_REQ_HDR_T_SHIFT 7
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u8 opcode;
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__le32 hdr_second_dword;
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#define ISCSI_LOGIN_REQ_HDR_DATA_SEG_LEN_MASK 0xFFFFFF
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#define ISCSI_LOGIN_REQ_HDR_DATA_SEG_LEN_SHIFT 0
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#define ISCSI_LOGIN_REQ_HDR_TOTAL_AHS_LEN_MASK 0xFF
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#define ISCSI_LOGIN_REQ_HDR_TOTAL_AHS_LEN_SHIFT 24
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__le32 isid_tabc;
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__le16 tsih;
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__le16 isid_d;
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__le32 itt;
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__le16 reserved1;
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__le16 cid;
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__le32 cmd_sn;
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__le32 exp_stat_sn;
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__le32 reserved2[4];
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};
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struct iscsi_logout_req_hdr {
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__le16 reserved0;
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u8 reason_code;
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u8 opcode;
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__le32 reserved1;
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__le32 reserved2[2];
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__le32 itt;
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__le16 reserved3;
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__le16 cid;
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__le32 cmd_sn;
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__le32 exp_stat_sn;
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__le32 reserved4[4];
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};
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struct iscsi_data_out_hdr {
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__le16 reserved1;
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u8 flags_attr;
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#define ISCSI_DATA_OUT_HDR_RSRV_MASK 0x7F
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#define ISCSI_DATA_OUT_HDR_RSRV_SHIFT 0
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#define ISCSI_DATA_OUT_HDR_FINAL_MASK 0x1
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#define ISCSI_DATA_OUT_HDR_FINAL_SHIFT 7
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u8 opcode;
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__le32 reserved2;
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struct regpair lun;
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__le32 itt;
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__le32 ttt;
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__le32 reserved3;
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__le32 exp_stat_sn;
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__le32 reserved4;
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__le32 data_sn;
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__le32 buffer_offset;
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__le32 reserved5;
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};
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struct iscsi_data_in_hdr {
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u8 status_rsvd;
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u8 reserved1;
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u8 flags;
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#define ISCSI_DATA_IN_HDR_STATUS_MASK 0x1
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#define ISCSI_DATA_IN_HDR_STATUS_SHIFT 0
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#define ISCSI_DATA_IN_HDR_UNDERFLOW_MASK 0x1
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#define ISCSI_DATA_IN_HDR_UNDERFLOW_SHIFT 1
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#define ISCSI_DATA_IN_HDR_OVERFLOW_MASK 0x1
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#define ISCSI_DATA_IN_HDR_OVERFLOW_SHIFT 2
|
|
#define ISCSI_DATA_IN_HDR_RSRV_MASK 0x7
|
|
#define ISCSI_DATA_IN_HDR_RSRV_SHIFT 3
|
|
#define ISCSI_DATA_IN_HDR_ACK_MASK 0x1
|
|
#define ISCSI_DATA_IN_HDR_ACK_SHIFT 6
|
|
#define ISCSI_DATA_IN_HDR_FINAL_MASK 0x1
|
|
#define ISCSI_DATA_IN_HDR_FINAL_SHIFT 7
|
|
u8 opcode;
|
|
__le32 reserved2;
|
|
struct regpair lun;
|
|
__le32 itt;
|
|
__le32 ttt;
|
|
__le32 stat_sn;
|
|
__le32 exp_cmd_sn;
|
|
__le32 max_cmd_sn;
|
|
__le32 data_sn;
|
|
__le32 buffer_offset;
|
|
__le32 residual_count;
|
|
};
|
|
|
|
struct iscsi_r2t_hdr {
|
|
u8 reserved0[3];
|
|
u8 opcode;
|
|
__le32 reserved2;
|
|
struct regpair lun;
|
|
__le32 itt;
|
|
__le32 ttt;
|
|
__le32 stat_sn;
|
|
__le32 exp_cmd_sn;
|
|
__le32 max_cmd_sn;
|
|
__le32 r2t_sn;
|
|
__le32 buffer_offset;
|
|
__le32 desired_data_trns_len;
|
|
};
|
|
|
|
struct iscsi_nop_out_hdr {
|
|
__le16 reserved1;
|
|
u8 flags_attr;
|
|
#define ISCSI_NOP_OUT_HDR_RSRV_MASK 0x7F
|
|
#define ISCSI_NOP_OUT_HDR_RSRV_SHIFT 0
|
|
#define ISCSI_NOP_OUT_HDR_CONST1_MASK 0x1
|
|
#define ISCSI_NOP_OUT_HDR_CONST1_SHIFT 7
|
|
u8 opcode;
|
|
__le32 reserved2;
|
|
struct regpair lun;
|
|
__le32 itt;
|
|
__le32 ttt;
|
|
__le32 cmd_sn;
|
|
__le32 exp_stat_sn;
|
|
__le32 reserved3;
|
|
__le32 reserved4;
|
|
__le32 reserved5;
|
|
__le32 reserved6;
|
|
};
|
|
|
|
struct iscsi_nop_in_hdr {
|
|
__le16 reserved0;
|
|
u8 flags_attr;
|
|
#define ISCSI_NOP_IN_HDR_RSRV_MASK 0x7F
|
|
#define ISCSI_NOP_IN_HDR_RSRV_SHIFT 0
|
|
#define ISCSI_NOP_IN_HDR_CONST1_MASK 0x1
|
|
#define ISCSI_NOP_IN_HDR_CONST1_SHIFT 7
|
|
u8 opcode;
|
|
__le32 hdr_second_dword;
|
|
#define ISCSI_NOP_IN_HDR_DATA_SEG_LEN_MASK 0xFFFFFF
|
|
#define ISCSI_NOP_IN_HDR_DATA_SEG_LEN_SHIFT 0
|
|
#define ISCSI_NOP_IN_HDR_TOTAL_AHS_LEN_MASK 0xFF
|
|
#define ISCSI_NOP_IN_HDR_TOTAL_AHS_LEN_SHIFT 24
|
|
struct regpair lun;
|
|
__le32 itt;
|
|
__le32 ttt;
|
|
__le32 stat_sn;
|
|
__le32 exp_cmd_sn;
|
|
__le32 max_cmd_sn;
|
|
__le32 reserved5;
|
|
__le32 reserved6;
|
|
__le32 reserved7;
|
|
};
|
|
|
|
struct iscsi_login_response_hdr {
|
|
u8 version_active;
|
|
u8 version_max;
|
|
u8 flags_attr;
|
|
#define ISCSI_LOGIN_RESPONSE_HDR_NSG_MASK 0x3
|
|
#define ISCSI_LOGIN_RESPONSE_HDR_NSG_SHIFT 0
|
|
#define ISCSI_LOGIN_RESPONSE_HDR_CSG_MASK 0x3
|
|
#define ISCSI_LOGIN_RESPONSE_HDR_CSG_SHIFT 2
|
|
#define ISCSI_LOGIN_RESPONSE_HDR_RSRV_MASK 0x3
|
|
#define ISCSI_LOGIN_RESPONSE_HDR_RSRV_SHIFT 4
|
|
#define ISCSI_LOGIN_RESPONSE_HDR_C_MASK 0x1
|
|
#define ISCSI_LOGIN_RESPONSE_HDR_C_SHIFT 6
|
|
#define ISCSI_LOGIN_RESPONSE_HDR_T_MASK 0x1
|
|
#define ISCSI_LOGIN_RESPONSE_HDR_T_SHIFT 7
|
|
u8 opcode;
|
|
__le32 hdr_second_dword;
|
|
#define ISCSI_LOGIN_RESPONSE_HDR_DATA_SEG_LEN_MASK 0xFFFFFF
|
|
#define ISCSI_LOGIN_RESPONSE_HDR_DATA_SEG_LEN_SHIFT 0
|
|
#define ISCSI_LOGIN_RESPONSE_HDR_TOTAL_AHS_LEN_MASK 0xFF
|
|
#define ISCSI_LOGIN_RESPONSE_HDR_TOTAL_AHS_LEN_SHIFT 24
|
|
__le32 isid_tabc;
|
|
__le16 tsih;
|
|
__le16 isid_d;
|
|
__le32 itt;
|
|
__le32 reserved1;
|
|
__le32 stat_sn;
|
|
__le32 exp_cmd_sn;
|
|
__le32 max_cmd_sn;
|
|
__le16 reserved2;
|
|
u8 status_detail;
|
|
u8 status_class;
|
|
__le32 reserved4[2];
|
|
};
|
|
|
|
struct iscsi_logout_response_hdr {
|
|
u8 reserved1;
|
|
u8 response;
|
|
u8 flags;
|
|
u8 opcode;
|
|
__le32 hdr_second_dword;
|
|
#define ISCSI_LOGOUT_RESPONSE_HDR_DATA_SEG_LEN_MASK 0xFFFFFF
|
|
#define ISCSI_LOGOUT_RESPONSE_HDR_DATA_SEG_LEN_SHIFT 0
|
|
#define ISCSI_LOGOUT_RESPONSE_HDR_TOTAL_AHS_LEN_MASK 0xFF
|
|
#define ISCSI_LOGOUT_RESPONSE_HDR_TOTAL_AHS_LEN_SHIFT 24
|
|
__le32 reserved2[2];
|
|
__le32 itt;
|
|
__le32 reserved3;
|
|
__le32 stat_sn;
|
|
__le32 exp_cmd_sn;
|
|
__le32 max_cmd_sn;
|
|
__le32 reserved4;
|
|
__le16 time_2_retain;
|
|
__le16 time_2_wait;
|
|
__le32 reserved5[1];
|
|
};
|
|
|
|
struct iscsi_text_request_hdr {
|
|
__le16 reserved0;
|
|
u8 flags_attr;
|
|
#define ISCSI_TEXT_REQUEST_HDR_RSRV_MASK 0x3F
|
|
#define ISCSI_TEXT_REQUEST_HDR_RSRV_SHIFT 0
|
|
#define ISCSI_TEXT_REQUEST_HDR_C_MASK 0x1
|
|
#define ISCSI_TEXT_REQUEST_HDR_C_SHIFT 6
|
|
#define ISCSI_TEXT_REQUEST_HDR_F_MASK 0x1
|
|
#define ISCSI_TEXT_REQUEST_HDR_F_SHIFT 7
|
|
u8 opcode;
|
|
__le32 hdr_second_dword;
|
|
#define ISCSI_TEXT_REQUEST_HDR_DATA_SEG_LEN_MASK 0xFFFFFF
|
|
#define ISCSI_TEXT_REQUEST_HDR_DATA_SEG_LEN_SHIFT 0
|
|
#define ISCSI_TEXT_REQUEST_HDR_TOTAL_AHS_LEN_MASK 0xFF
|
|
#define ISCSI_TEXT_REQUEST_HDR_TOTAL_AHS_LEN_SHIFT 24
|
|
struct regpair lun;
|
|
__le32 itt;
|
|
__le32 ttt;
|
|
__le32 cmd_sn;
|
|
__le32 exp_stat_sn;
|
|
__le32 reserved4[4];
|
|
};
|
|
|
|
struct iscsi_text_response_hdr {
|
|
__le16 reserved1;
|
|
u8 flags;
|
|
#define ISCSI_TEXT_RESPONSE_HDR_RSRV_MASK 0x3F
|
|
#define ISCSI_TEXT_RESPONSE_HDR_RSRV_SHIFT 0
|
|
#define ISCSI_TEXT_RESPONSE_HDR_C_MASK 0x1
|
|
#define ISCSI_TEXT_RESPONSE_HDR_C_SHIFT 6
|
|
#define ISCSI_TEXT_RESPONSE_HDR_F_MASK 0x1
|
|
#define ISCSI_TEXT_RESPONSE_HDR_F_SHIFT 7
|
|
u8 opcode;
|
|
__le32 hdr_second_dword;
|
|
#define ISCSI_TEXT_RESPONSE_HDR_DATA_SEG_LEN_MASK 0xFFFFFF
|
|
#define ISCSI_TEXT_RESPONSE_HDR_DATA_SEG_LEN_SHIFT 0
|
|
#define ISCSI_TEXT_RESPONSE_HDR_TOTAL_AHS_LEN_MASK 0xFF
|
|
#define ISCSI_TEXT_RESPONSE_HDR_TOTAL_AHS_LEN_SHIFT 24
|
|
struct regpair lun;
|
|
__le32 itt;
|
|
__le32 ttt;
|
|
__le32 stat_sn;
|
|
__le32 exp_cmd_sn;
|
|
__le32 max_cmd_sn;
|
|
__le32 reserved4[3];
|
|
};
|
|
|
|
struct iscsi_tmf_request_hdr {
|
|
__le16 reserved0;
|
|
u8 function;
|
|
u8 opcode;
|
|
__le32 hdr_second_dword;
|
|
#define ISCSI_TMF_REQUEST_HDR_DATA_SEG_LEN_MASK 0xFFFFFF
|
|
#define ISCSI_TMF_REQUEST_HDR_DATA_SEG_LEN_SHIFT 0
|
|
#define ISCSI_TMF_REQUEST_HDR_TOTAL_AHS_LEN_MASK 0xFF
|
|
#define ISCSI_TMF_REQUEST_HDR_TOTAL_AHS_LEN_SHIFT 24
|
|
struct regpair lun;
|
|
__le32 itt;
|
|
__le32 rtt;
|
|
__le32 cmd_sn;
|
|
__le32 exp_stat_sn;
|
|
__le32 ref_cmd_sn;
|
|
__le32 exp_data_sn;
|
|
__le32 reserved4[2];
|
|
};
|
|
|
|
struct iscsi_tmf_response_hdr {
|
|
u8 reserved2;
|
|
u8 hdr_response;
|
|
u8 hdr_flags;
|
|
u8 opcode;
|
|
__le32 hdr_second_dword;
|
|
#define ISCSI_TMF_RESPONSE_HDR_DATA_SEG_LEN_MASK 0xFFFFFF
|
|
#define ISCSI_TMF_RESPONSE_HDR_DATA_SEG_LEN_SHIFT 0
|
|
#define ISCSI_TMF_RESPONSE_HDR_TOTAL_AHS_LEN_MASK 0xFF
|
|
#define ISCSI_TMF_RESPONSE_HDR_TOTAL_AHS_LEN_SHIFT 24
|
|
struct regpair reserved0;
|
|
__le32 itt;
|
|
__le32 reserved1;
|
|
__le32 stat_sn;
|
|
__le32 exp_cmd_sn;
|
|
__le32 max_cmd_sn;
|
|
__le32 reserved4[3];
|
|
};
|
|
|
|
struct iscsi_response_hdr {
|
|
u8 hdr_status;
|
|
u8 hdr_response;
|
|
u8 hdr_flags;
|
|
u8 opcode;
|
|
__le32 hdr_second_dword;
|
|
#define ISCSI_RESPONSE_HDR_DATA_SEG_LEN_MASK 0xFFFFFF
|
|
#define ISCSI_RESPONSE_HDR_DATA_SEG_LEN_SHIFT 0
|
|
#define ISCSI_RESPONSE_HDR_TOTAL_AHS_LEN_MASK 0xFF
|
|
#define ISCSI_RESPONSE_HDR_TOTAL_AHS_LEN_SHIFT 24
|
|
struct regpair lun;
|
|
__le32 itt;
|
|
__le32 snack_tag;
|
|
__le32 stat_sn;
|
|
__le32 exp_cmd_sn;
|
|
__le32 max_cmd_sn;
|
|
__le32 exp_data_sn;
|
|
__le32 bi_residual_count;
|
|
__le32 residual_count;
|
|
};
|
|
|
|
struct iscsi_reject_hdr {
|
|
u8 reserved4;
|
|
u8 hdr_reason;
|
|
u8 hdr_flags;
|
|
u8 opcode;
|
|
__le32 hdr_second_dword;
|
|
#define ISCSI_REJECT_HDR_DATA_SEG_LEN_MASK 0xFFFFFF
|
|
#define ISCSI_REJECT_HDR_DATA_SEG_LEN_SHIFT 0
|
|
#define ISCSI_REJECT_HDR_TOTAL_AHS_LEN_MASK 0xFF
|
|
#define ISCSI_REJECT_HDR_TOTAL_AHS_LEN_SHIFT 24
|
|
struct regpair reserved0;
|
|
__le32 all_ones;
|
|
__le32 reserved2;
|
|
__le32 stat_sn;
|
|
__le32 exp_cmd_sn;
|
|
__le32 max_cmd_sn;
|
|
__le32 data_sn;
|
|
__le32 reserved3[2];
|
|
};
|
|
|
|
union iscsi_task_hdr {
|
|
struct iscsi_common_hdr common;
|
|
struct data_hdr data;
|
|
struct iscsi_cmd_hdr cmd;
|
|
struct iscsi_ext_cdb_cmd_hdr ext_cdb_cmd;
|
|
struct iscsi_login_req_hdr login_req;
|
|
struct iscsi_logout_req_hdr logout_req;
|
|
struct iscsi_data_out_hdr data_out;
|
|
struct iscsi_data_in_hdr data_in;
|
|
struct iscsi_r2t_hdr r2t;
|
|
struct iscsi_nop_out_hdr nop_out;
|
|
struct iscsi_nop_in_hdr nop_in;
|
|
struct iscsi_login_response_hdr login_response;
|
|
struct iscsi_logout_response_hdr logout_response;
|
|
struct iscsi_text_request_hdr text_request;
|
|
struct iscsi_text_response_hdr text_response;
|
|
struct iscsi_tmf_request_hdr tmf_request;
|
|
struct iscsi_tmf_response_hdr tmf_response;
|
|
struct iscsi_response_hdr response;
|
|
struct iscsi_reject_hdr reject;
|
|
struct iscsi_async_msg_hdr async_msg;
|
|
};
|
|
|
|
struct iscsi_cqe_common {
|
|
__le16 conn_id;
|
|
u8 cqe_type;
|
|
union cqe_error_status error_bitmap;
|
|
__le32 reserved[3];
|
|
union iscsi_task_hdr iscsi_hdr;
|
|
};
|
|
|
|
struct iscsi_cqe_solicited {
|
|
__le16 conn_id;
|
|
u8 cqe_type;
|
|
union cqe_error_status error_bitmap;
|
|
__le16 itid;
|
|
u8 task_type;
|
|
u8 fw_dbg_field;
|
|
u8 caused_conn_err;
|
|
u8 reserved0[3];
|
|
__le32 reserved1[1];
|
|
union iscsi_task_hdr iscsi_hdr;
|
|
};
|
|
|
|
struct iscsi_cqe_unsolicited {
|
|
__le16 conn_id;
|
|
u8 cqe_type;
|
|
union cqe_error_status error_bitmap;
|
|
__le16 reserved0;
|
|
u8 reserved1;
|
|
u8 unsol_cqe_type;
|
|
struct regpair rqe_opaque;
|
|
union iscsi_task_hdr iscsi_hdr;
|
|
};
|
|
|
|
union iscsi_cqe {
|
|
struct iscsi_cqe_common cqe_common;
|
|
struct iscsi_cqe_solicited cqe_solicited;
|
|
struct iscsi_cqe_unsolicited cqe_unsolicited;
|
|
};
|
|
|
|
enum iscsi_cqes_type {
|
|
ISCSI_CQE_TYPE_SOLICITED = 1,
|
|
ISCSI_CQE_TYPE_UNSOLICITED,
|
|
ISCSI_CQE_TYPE_SOLICITED_WITH_SENSE,
|
|
ISCSI_CQE_TYPE_TASK_CLEANUP,
|
|
ISCSI_CQE_TYPE_DUMMY,
|
|
MAX_ISCSI_CQES_TYPE
|
|
};
|
|
|
|
enum iscsi_cqe_unsolicited_type {
|
|
ISCSI_CQE_UNSOLICITED_NONE,
|
|
ISCSI_CQE_UNSOLICITED_SINGLE,
|
|
ISCSI_CQE_UNSOLICITED_FIRST,
|
|
ISCSI_CQE_UNSOLICITED_MIDDLE,
|
|
ISCSI_CQE_UNSOLICITED_LAST,
|
|
MAX_ISCSI_CQE_UNSOLICITED_TYPE
|
|
};
|
|
|
|
|
|
struct iscsi_debug_modes {
|
|
u8 flags;
|
|
#define ISCSI_DEBUG_MODES_ASSERT_IF_RX_CONN_ERROR_MASK 0x1
|
|
#define ISCSI_DEBUG_MODES_ASSERT_IF_RX_CONN_ERROR_SHIFT 0
|
|
#define ISCSI_DEBUG_MODES_ASSERT_IF_RECV_RESET_MASK 0x1
|
|
#define ISCSI_DEBUG_MODES_ASSERT_IF_RECV_RESET_SHIFT 1
|
|
#define ISCSI_DEBUG_MODES_ASSERT_IF_RECV_FIN_MASK 0x1
|
|
#define ISCSI_DEBUG_MODES_ASSERT_IF_RECV_FIN_SHIFT 2
|
|
#define ISCSI_DEBUG_MODES_ASSERT_IF_RECV_CLEANUP_MASK 0x1
|
|
#define ISCSI_DEBUG_MODES_ASSERT_IF_RECV_CLEANUP_SHIFT 3
|
|
#define ISCSI_DEBUG_MODES_ASSERT_IF_RECV_REJECT_OR_ASYNC_MASK 0x1
|
|
#define ISCSI_DEBUG_MODES_ASSERT_IF_RECV_REJECT_OR_ASYNC_SHIFT 4
|
|
#define ISCSI_DEBUG_MODES_ASSERT_IF_RECV_NOP_MASK 0x1
|
|
#define ISCSI_DEBUG_MODES_ASSERT_IF_RECV_NOP_SHIFT 5
|
|
#define ISCSI_DEBUG_MODES_ASSERT_IF_DATA_DIGEST_ERROR_MASK 0x1
|
|
#define ISCSI_DEBUG_MODES_ASSERT_IF_DATA_DIGEST_ERROR_SHIFT 6
|
|
#define ISCSI_DEBUG_MODES_ASSERT_IF_DIF_ERROR_MASK 0x1
|
|
#define ISCSI_DEBUG_MODES_ASSERT_IF_DIF_ERROR_SHIFT 7
|
|
};
|
|
|
|
struct iscsi_dif_flags {
|
|
u8 flags;
|
|
#define ISCSI_DIF_FLAGS_PROT_INTERVAL_SIZE_LOG_MASK 0xF
|
|
#define ISCSI_DIF_FLAGS_PROT_INTERVAL_SIZE_LOG_SHIFT 0
|
|
#define ISCSI_DIF_FLAGS_DIF_TO_PEER_MASK 0x1
|
|
#define ISCSI_DIF_FLAGS_DIF_TO_PEER_SHIFT 4
|
|
#define ISCSI_DIF_FLAGS_HOST_INTERFACE_MASK 0x7
|
|
#define ISCSI_DIF_FLAGS_HOST_INTERFACE_SHIFT 5
|
|
};
|
|
|
|
enum iscsi_eqe_opcode {
|
|
ISCSI_EVENT_TYPE_INIT_FUNC = 0,
|
|
ISCSI_EVENT_TYPE_DESTROY_FUNC,
|
|
ISCSI_EVENT_TYPE_OFFLOAD_CONN,
|
|
ISCSI_EVENT_TYPE_UPDATE_CONN,
|
|
ISCSI_EVENT_TYPE_CLEAR_SQ,
|
|
ISCSI_EVENT_TYPE_TERMINATE_CONN,
|
|
ISCSI_EVENT_TYPE_MAC_UPDATE_CONN,
|
|
ISCSI_EVENT_TYPE_ASYN_CONNECT_COMPLETE,
|
|
ISCSI_EVENT_TYPE_ASYN_TERMINATE_DONE,
|
|
RESERVED9,
|
|
ISCSI_EVENT_TYPE_START_OF_ERROR_TYPES = 10,
|
|
ISCSI_EVENT_TYPE_ASYN_ABORT_RCVD,
|
|
ISCSI_EVENT_TYPE_ASYN_CLOSE_RCVD,
|
|
ISCSI_EVENT_TYPE_ASYN_SYN_RCVD,
|
|
ISCSI_EVENT_TYPE_ASYN_MAX_RT_TIME,
|
|
ISCSI_EVENT_TYPE_ASYN_MAX_RT_CNT,
|
|
ISCSI_EVENT_TYPE_ASYN_MAX_KA_PROBES_CNT,
|
|
ISCSI_EVENT_TYPE_ASYN_FIN_WAIT2,
|
|
ISCSI_EVENT_TYPE_ISCSI_CONN_ERROR,
|
|
ISCSI_EVENT_TYPE_TCP_CONN_ERROR,
|
|
MAX_ISCSI_EQE_OPCODE
|
|
};
|
|
|
|
enum iscsi_error_types {
|
|
ISCSI_STATUS_NONE = 0,
|
|
ISCSI_CQE_ERROR_UNSOLICITED_RCV_ON_INVALID_CONN = 1,
|
|
ISCSI_CONN_ERROR_TASK_CID_MISMATCH,
|
|
ISCSI_CONN_ERROR_TASK_NOT_VALID,
|
|
ISCSI_CONN_ERROR_RQ_RING_IS_FULL,
|
|
ISCSI_CONN_ERROR_CMDQ_RING_IS_FULL,
|
|
ISCSI_CONN_ERROR_HQE_CACHING_FAILED,
|
|
ISCSI_CONN_ERROR_HEADER_DIGEST_ERROR,
|
|
ISCSI_CONN_ERROR_LOCAL_COMPLETION_ERROR,
|
|
ISCSI_CONN_ERROR_DATA_OVERRUN,
|
|
ISCSI_CONN_ERROR_OUT_OF_SGES_ERROR,
|
|
ISCSI_CONN_ERROR_IP_OPTIONS_ERROR,
|
|
ISCSI_CONN_ERROR_PRS_ERRORS,
|
|
ISCSI_CONN_ERROR_CONNECT_INVALID_TCP_OPTION,
|
|
ISCSI_CONN_ERROR_TCP_IP_FRAGMENT_ERROR,
|
|
ISCSI_CONN_ERROR_PROTOCOL_ERR_AHS_LEN,
|
|
ISCSI_CONN_ERROR_PROTOCOL_ERR_AHS_TYPE,
|
|
ISCSI_CONN_ERROR_PROTOCOL_ERR_ITT_OUT_OF_RANGE,
|
|
ISCSI_CONN_ERROR_PROTOCOL_ERR_TTT_OUT_OF_RANGE,
|
|
ISCSI_CONN_ERROR_PROTOCOL_ERR_DATA_SEG_LEN_EXCEEDS_PDU_SIZE,
|
|
ISCSI_CONN_ERROR_PROTOCOL_ERR_INVALID_OPCODE,
|
|
ISCSI_CONN_ERROR_PROTOCOL_ERR_INVALID_OPCODE_BEFORE_UPDATE,
|
|
ISCSI_CONN_ERROR_UNVALID_NOPIN_DSL,
|
|
ISCSI_CONN_ERROR_PROTOCOL_ERR_R2T_CARRIES_NO_DATA,
|
|
ISCSI_CONN_ERROR_PROTOCOL_ERR_DATA_SN,
|
|
ISCSI_CONN_ERROR_PROTOCOL_ERR_DATA_IN_TTT,
|
|
ISCSI_CONN_ERROR_PROTOCOL_ERR_DATA_OUT_ITT,
|
|
ISCSI_CONN_ERROR_PROTOCOL_ERR_R2T_TTT,
|
|
ISCSI_CONN_ERROR_PROTOCOL_ERR_R2T_BUFFER_OFFSET,
|
|
ISCSI_CONN_ERROR_PROTOCOL_ERR_BUFFER_OFFSET_OOO,
|
|
ISCSI_CONN_ERROR_PROTOCOL_ERR_R2T_SN,
|
|
ISCSI_CONN_ERROR_PROTOCOL_ERR_DESIRED_DATA_TRNS_LEN_0,
|
|
ISCSI_CONN_ERROR_PROTOCOL_ERR_DESIRED_DATA_TRNS_LEN_1,
|
|
ISCSI_CONN_ERROR_PROTOCOL_ERR_DESIRED_DATA_TRNS_LEN_2,
|
|
ISCSI_CONN_ERROR_PROTOCOL_ERR_LUN,
|
|
ISCSI_CONN_ERROR_PROTOCOL_ERR_F_BIT_ZERO,
|
|
ISCSI_CONN_ERROR_PROTOCOL_ERR_F_BIT_ZERO_S_BIT_ONE,
|
|
ISCSI_CONN_ERROR_PROTOCOL_ERR_EXP_STAT_SN,
|
|
ISCSI_CONN_ERROR_PROTOCOL_ERR_DSL_NOT_ZERO,
|
|
ISCSI_CONN_ERROR_PROTOCOL_ERR_INVALID_DSL,
|
|
ISCSI_CONN_ERROR_PROTOCOL_ERR_DATA_SEG_LEN_TOO_BIG,
|
|
ISCSI_CONN_ERROR_PROTOCOL_ERR_OUTSTANDING_R2T_COUNT,
|
|
ISCSI_CONN_ERROR_PROTOCOL_ERR_DIF_TX,
|
|
ISCSI_CONN_ERROR_SENSE_DATA_LENGTH,
|
|
ISCSI_CONN_ERROR_DATA_PLACEMENT_ERROR,
|
|
ISCSI_CONN_ERROR_INVALID_ITT,
|
|
ISCSI_ERROR_UNKNOWN,
|
|
MAX_ISCSI_ERROR_TYPES
|
|
};
|
|
|
|
|
|
enum iscsi_ramrod_cmd_id {
|
|
ISCSI_RAMROD_CMD_ID_UNUSED = 0,
|
|
ISCSI_RAMROD_CMD_ID_INIT_FUNC = 1,
|
|
ISCSI_RAMROD_CMD_ID_DESTROY_FUNC = 2,
|
|
ISCSI_RAMROD_CMD_ID_OFFLOAD_CONN = 3,
|
|
ISCSI_RAMROD_CMD_ID_UPDATE_CONN = 4,
|
|
ISCSI_RAMROD_CMD_ID_TERMINATION_CONN = 5,
|
|
ISCSI_RAMROD_CMD_ID_CLEAR_SQ = 6,
|
|
ISCSI_RAMROD_CMD_ID_MAC_UPDATE = 7,
|
|
MAX_ISCSI_RAMROD_CMD_ID
|
|
};
|
|
|
|
struct iscsi_reg1 {
|
|
__le32 reg1_map;
|
|
#define ISCSI_REG1_NUM_SGES_MASK 0xF
|
|
#define ISCSI_REG1_NUM_SGES_SHIFT 0
|
|
#define ISCSI_REG1_RESERVED1_MASK 0xFFFFFFF
|
|
#define ISCSI_REG1_RESERVED1_SHIFT 4
|
|
};
|
|
|
|
union iscsi_seq_num {
|
|
__le16 data_sn;
|
|
__le16 r2t_sn;
|
|
};
|
|
|
|
struct iscsi_spe_conn_mac_update {
|
|
struct iscsi_slow_path_hdr hdr;
|
|
__le16 conn_id;
|
|
__le32 fw_cid;
|
|
__le16 remote_mac_addr_lo;
|
|
__le16 remote_mac_addr_mid;
|
|
__le16 remote_mac_addr_hi;
|
|
u8 reserved0[2];
|
|
};
|
|
|
|
struct iscsi_spe_conn_offload {
|
|
struct iscsi_slow_path_hdr hdr;
|
|
__le16 conn_id;
|
|
__le32 fw_cid;
|
|
struct iscsi_conn_offload_params iscsi;
|
|
struct tcp_offload_params tcp;
|
|
};
|
|
|
|
struct iscsi_spe_conn_offload_option2 {
|
|
struct iscsi_slow_path_hdr hdr;
|
|
__le16 conn_id;
|
|
__le32 fw_cid;
|
|
struct iscsi_conn_offload_params iscsi;
|
|
struct tcp_offload_params_opt2 tcp;
|
|
};
|
|
|
|
struct iscsi_spe_conn_termination {
|
|
struct iscsi_slow_path_hdr hdr;
|
|
__le16 conn_id;
|
|
__le32 fw_cid;
|
|
u8 abortive;
|
|
u8 reserved0[7];
|
|
struct regpair queue_cnts_addr;
|
|
struct regpair query_params_addr;
|
|
};
|
|
|
|
struct iscsi_spe_func_dstry {
|
|
struct iscsi_slow_path_hdr hdr;
|
|
__le16 reserved0;
|
|
__le32 reserved1;
|
|
};
|
|
|
|
struct iscsi_spe_func_init {
|
|
struct iscsi_slow_path_hdr hdr;
|
|
__le16 half_way_close_timeout;
|
|
u8 num_sq_pages_in_ring;
|
|
u8 num_r2tq_pages_in_ring;
|
|
u8 num_uhq_pages_in_ring;
|
|
u8 ll2_rx_queue_id;
|
|
u8 ooo_enable;
|
|
struct iscsi_debug_modes debug_mode;
|
|
__le16 reserved1;
|
|
__le32 reserved2;
|
|
__le32 reserved3;
|
|
__le32 reserved4;
|
|
struct scsi_init_func_params func_params;
|
|
struct scsi_init_func_queues q_params;
|
|
};
|
|
|
|
struct ystorm_iscsi_task_state {
|
|
struct scsi_cached_sges data_desc;
|
|
struct scsi_sgl_params sgl_params;
|
|
__le32 exp_r2t_sn;
|
|
__le32 buffer_offset;
|
|
union iscsi_seq_num seq_num;
|
|
struct iscsi_dif_flags dif_flags;
|
|
u8 flags;
|
|
#define YSTORM_ISCSI_TASK_STATE_LOCAL_COMP_MASK 0x1
|
|
#define YSTORM_ISCSI_TASK_STATE_LOCAL_COMP_SHIFT 0
|
|
#define YSTORM_ISCSI_TASK_STATE_SLOW_IO_MASK 0x1
|
|
#define YSTORM_ISCSI_TASK_STATE_SLOW_IO_SHIFT 1
|
|
#define YSTORM_ISCSI_TASK_STATE_RESERVED0_MASK 0x3F
|
|
#define YSTORM_ISCSI_TASK_STATE_RESERVED0_SHIFT 2
|
|
};
|
|
|
|
struct ystorm_iscsi_task_rxmit_opt {
|
|
__le32 fast_rxmit_sge_offset;
|
|
__le32 scan_start_buffer_offset;
|
|
__le32 fast_rxmit_buffer_offset;
|
|
u8 scan_start_sgl_index;
|
|
u8 fast_rxmit_sgl_index;
|
|
__le16 reserved;
|
|
};
|
|
|
|
struct ystorm_iscsi_task_st_ctx {
|
|
struct ystorm_iscsi_task_state state;
|
|
struct ystorm_iscsi_task_rxmit_opt rxmit_opt;
|
|
union iscsi_task_hdr pdu_hdr;
|
|
};
|
|
|
|
struct ystorm_iscsi_task_ag_ctx {
|
|
u8 reserved;
|
|
u8 byte1;
|
|
__le16 word0;
|
|
u8 flags0;
|
|
#define YSTORM_ISCSI_TASK_AG_CTX_NIBBLE0_MASK 0xF
|
|
#define YSTORM_ISCSI_TASK_AG_CTX_NIBBLE0_SHIFT 0
|
|
#define YSTORM_ISCSI_TASK_AG_CTX_BIT0_MASK 0x1
|
|
#define YSTORM_ISCSI_TASK_AG_CTX_BIT0_SHIFT 4
|
|
#define YSTORM_ISCSI_TASK_AG_CTX_BIT1_MASK 0x1
|
|
#define YSTORM_ISCSI_TASK_AG_CTX_BIT1_SHIFT 5
|
|
#define YSTORM_ISCSI_TASK_AG_CTX_VALID_MASK 0x1
|
|
#define YSTORM_ISCSI_TASK_AG_CTX_VALID_SHIFT 6
|
|
#define YSTORM_ISCSI_TASK_AG_CTX_BIT3_MASK 0x1
|
|
#define YSTORM_ISCSI_TASK_AG_CTX_BIT3_SHIFT 7
|
|
u8 flags1;
|
|
#define YSTORM_ISCSI_TASK_AG_CTX_CF0_MASK 0x3
|
|
#define YSTORM_ISCSI_TASK_AG_CTX_CF0_SHIFT 0
|
|
#define YSTORM_ISCSI_TASK_AG_CTX_CF1_MASK 0x3
|
|
#define YSTORM_ISCSI_TASK_AG_CTX_CF1_SHIFT 2
|
|
#define YSTORM_ISCSI_TASK_AG_CTX_CF2SPECIAL_MASK 0x3
|
|
#define YSTORM_ISCSI_TASK_AG_CTX_CF2SPECIAL_SHIFT 4
|
|
#define YSTORM_ISCSI_TASK_AG_CTX_CF0EN_MASK 0x1
|
|
#define YSTORM_ISCSI_TASK_AG_CTX_CF0EN_SHIFT 6
|
|
#define YSTORM_ISCSI_TASK_AG_CTX_CF1EN_MASK 0x1
|
|
#define YSTORM_ISCSI_TASK_AG_CTX_CF1EN_SHIFT 7
|
|
u8 flags2;
|
|
#define YSTORM_ISCSI_TASK_AG_CTX_BIT4_MASK 0x1
|
|
#define YSTORM_ISCSI_TASK_AG_CTX_BIT4_SHIFT 0
|
|
#define YSTORM_ISCSI_TASK_AG_CTX_RULE0EN_MASK 0x1
|
|
#define YSTORM_ISCSI_TASK_AG_CTX_RULE0EN_SHIFT 1
|
|
#define YSTORM_ISCSI_TASK_AG_CTX_RULE1EN_MASK 0x1
|
|
#define YSTORM_ISCSI_TASK_AG_CTX_RULE1EN_SHIFT 2
|
|
#define YSTORM_ISCSI_TASK_AG_CTX_RULE2EN_MASK 0x1
|
|
#define YSTORM_ISCSI_TASK_AG_CTX_RULE2EN_SHIFT 3
|
|
#define YSTORM_ISCSI_TASK_AG_CTX_RULE3EN_MASK 0x1
|
|
#define YSTORM_ISCSI_TASK_AG_CTX_RULE3EN_SHIFT 4
|
|
#define YSTORM_ISCSI_TASK_AG_CTX_RULE4EN_MASK 0x1
|
|
#define YSTORM_ISCSI_TASK_AG_CTX_RULE4EN_SHIFT 5
|
|
#define YSTORM_ISCSI_TASK_AG_CTX_RULE5EN_MASK 0x1
|
|
#define YSTORM_ISCSI_TASK_AG_CTX_RULE5EN_SHIFT 6
|
|
#define YSTORM_ISCSI_TASK_AG_CTX_RULE6EN_MASK 0x1
|
|
#define YSTORM_ISCSI_TASK_AG_CTX_RULE6EN_SHIFT 7
|
|
u8 byte2;
|
|
__le32 TTT;
|
|
u8 byte3;
|
|
u8 byte4;
|
|
__le16 word1;
|
|
};
|
|
|
|
struct mstorm_iscsi_task_ag_ctx {
|
|
u8 cdu_validation;
|
|
u8 byte1;
|
|
__le16 task_cid;
|
|
u8 flags0;
|
|
#define MSTORM_ISCSI_TASK_AG_CTX_CONNECTION_TYPE_MASK 0xF
|
|
#define MSTORM_ISCSI_TASK_AG_CTX_CONNECTION_TYPE_SHIFT 0
|
|
#define MSTORM_ISCSI_TASK_AG_CTX_EXIST_IN_QM0_MASK 0x1
|
|
#define MSTORM_ISCSI_TASK_AG_CTX_EXIST_IN_QM0_SHIFT 4
|
|
#define MSTORM_ISCSI_TASK_AG_CTX_BIT1_MASK 0x1
|
|
#define MSTORM_ISCSI_TASK_AG_CTX_BIT1_SHIFT 5
|
|
#define MSTORM_ISCSI_TASK_AG_CTX_VALID_MASK 0x1
|
|
#define MSTORM_ISCSI_TASK_AG_CTX_VALID_SHIFT 6
|
|
#define MSTORM_ISCSI_TASK_AG_CTX_TASK_CLEANUP_FLAG_MASK 0x1
|
|
#define MSTORM_ISCSI_TASK_AG_CTX_TASK_CLEANUP_FLAG_SHIFT 7
|
|
u8 flags1;
|
|
#define MSTORM_ISCSI_TASK_AG_CTX_TASK_CLEANUP_CF_MASK 0x3
|
|
#define MSTORM_ISCSI_TASK_AG_CTX_TASK_CLEANUP_CF_SHIFT 0
|
|
#define MSTORM_ISCSI_TASK_AG_CTX_CF1_MASK 0x3
|
|
#define MSTORM_ISCSI_TASK_AG_CTX_CF1_SHIFT 2
|
|
#define MSTORM_ISCSI_TASK_AG_CTX_CF2_MASK 0x3
|
|
#define MSTORM_ISCSI_TASK_AG_CTX_CF2_SHIFT 4
|
|
#define MSTORM_ISCSI_TASK_AG_CTX_TASK_CLEANUP_CF_EN_MASK 0x1
|
|
#define MSTORM_ISCSI_TASK_AG_CTX_TASK_CLEANUP_CF_EN_SHIFT 6
|
|
#define MSTORM_ISCSI_TASK_AG_CTX_CF1EN_MASK 0x1
|
|
#define MSTORM_ISCSI_TASK_AG_CTX_CF1EN_SHIFT 7
|
|
u8 flags2;
|
|
#define MSTORM_ISCSI_TASK_AG_CTX_CF2EN_MASK 0x1
|
|
#define MSTORM_ISCSI_TASK_AG_CTX_CF2EN_SHIFT 0
|
|
#define MSTORM_ISCSI_TASK_AG_CTX_RULE0EN_MASK 0x1
|
|
#define MSTORM_ISCSI_TASK_AG_CTX_RULE0EN_SHIFT 1
|
|
#define MSTORM_ISCSI_TASK_AG_CTX_RULE1EN_MASK 0x1
|
|
#define MSTORM_ISCSI_TASK_AG_CTX_RULE1EN_SHIFT 2
|
|
#define MSTORM_ISCSI_TASK_AG_CTX_RULE2EN_MASK 0x1
|
|
#define MSTORM_ISCSI_TASK_AG_CTX_RULE2EN_SHIFT 3
|
|
#define MSTORM_ISCSI_TASK_AG_CTX_RULE3EN_MASK 0x1
|
|
#define MSTORM_ISCSI_TASK_AG_CTX_RULE3EN_SHIFT 4
|
|
#define MSTORM_ISCSI_TASK_AG_CTX_RULE4EN_MASK 0x1
|
|
#define MSTORM_ISCSI_TASK_AG_CTX_RULE4EN_SHIFT 5
|
|
#define MSTORM_ISCSI_TASK_AG_CTX_RULE5EN_MASK 0x1
|
|
#define MSTORM_ISCSI_TASK_AG_CTX_RULE5EN_SHIFT 6
|
|
#define MSTORM_ISCSI_TASK_AG_CTX_RULE6EN_MASK 0x1
|
|
#define MSTORM_ISCSI_TASK_AG_CTX_RULE6EN_SHIFT 7
|
|
u8 byte2;
|
|
__le32 reg0;
|
|
u8 byte3;
|
|
u8 byte4;
|
|
__le16 word1;
|
|
};
|
|
|
|
struct ustorm_iscsi_task_ag_ctx {
|
|
u8 reserved;
|
|
u8 state;
|
|
__le16 icid;
|
|
u8 flags0;
|
|
#define USTORM_ISCSI_TASK_AG_CTX_CONNECTION_TYPE_MASK 0xF
|
|
#define USTORM_ISCSI_TASK_AG_CTX_CONNECTION_TYPE_SHIFT 0
|
|
#define USTORM_ISCSI_TASK_AG_CTX_EXIST_IN_QM0_MASK 0x1
|
|
#define USTORM_ISCSI_TASK_AG_CTX_EXIST_IN_QM0_SHIFT 4
|
|
#define USTORM_ISCSI_TASK_AG_CTX_BIT1_MASK 0x1
|
|
#define USTORM_ISCSI_TASK_AG_CTX_BIT1_SHIFT 5
|
|
#define USTORM_ISCSI_TASK_AG_CTX_HQ_SCANNED_CF_MASK 0x3
|
|
#define USTORM_ISCSI_TASK_AG_CTX_HQ_SCANNED_CF_SHIFT 6
|
|
u8 flags1;
|
|
#define USTORM_ISCSI_TASK_AG_CTX_RESERVED1_MASK 0x3
|
|
#define USTORM_ISCSI_TASK_AG_CTX_RESERVED1_SHIFT 0
|
|
#define USTORM_ISCSI_TASK_AG_CTX_R2T2RECV_MASK 0x3
|
|
#define USTORM_ISCSI_TASK_AG_CTX_R2T2RECV_SHIFT 2
|
|
#define USTORM_ISCSI_TASK_AG_CTX_CF3_MASK 0x3
|
|
#define USTORM_ISCSI_TASK_AG_CTX_CF3_SHIFT 4
|
|
#define USTORM_ISCSI_TASK_AG_CTX_DIF_ERROR_CF_MASK 0x3
|
|
#define USTORM_ISCSI_TASK_AG_CTX_DIF_ERROR_CF_SHIFT 6
|
|
u8 flags2;
|
|
#define USTORM_ISCSI_TASK_AG_CTX_HQ_SCANNED_CF_EN_MASK 0x1
|
|
#define USTORM_ISCSI_TASK_AG_CTX_HQ_SCANNED_CF_EN_SHIFT 0
|
|
#define USTORM_ISCSI_TASK_AG_CTX_DISABLE_DATA_ACKED_MASK 0x1
|
|
#define USTORM_ISCSI_TASK_AG_CTX_DISABLE_DATA_ACKED_SHIFT 1
|
|
#define USTORM_ISCSI_TASK_AG_CTX_R2T2RECV_EN_MASK 0x1
|
|
#define USTORM_ISCSI_TASK_AG_CTX_R2T2RECV_EN_SHIFT 2
|
|
#define USTORM_ISCSI_TASK_AG_CTX_CF3EN_MASK 0x1
|
|
#define USTORM_ISCSI_TASK_AG_CTX_CF3EN_SHIFT 3
|
|
#define USTORM_ISCSI_TASK_AG_CTX_DIF_ERROR_CF_EN_MASK 0x1
|
|
#define USTORM_ISCSI_TASK_AG_CTX_DIF_ERROR_CF_EN_SHIFT 4
|
|
#define USTORM_ISCSI_TASK_AG_CTX_CMP_DATA_TOTAL_EXP_EN_MASK 0x1
|
|
#define USTORM_ISCSI_TASK_AG_CTX_CMP_DATA_TOTAL_EXP_EN_SHIFT 5
|
|
#define USTORM_ISCSI_TASK_AG_CTX_RULE1EN_MASK 0x1
|
|
#define USTORM_ISCSI_TASK_AG_CTX_RULE1EN_SHIFT 6
|
|
#define USTORM_ISCSI_TASK_AG_CTX_CMP_CONT_RCV_EXP_EN_MASK 0x1
|
|
#define USTORM_ISCSI_TASK_AG_CTX_CMP_CONT_RCV_EXP_EN_SHIFT 7
|
|
u8 flags3;
|
|
#define USTORM_ISCSI_TASK_AG_CTX_RULE3EN_MASK 0x1
|
|
#define USTORM_ISCSI_TASK_AG_CTX_RULE3EN_SHIFT 0
|
|
#define USTORM_ISCSI_TASK_AG_CTX_RULE4EN_MASK 0x1
|
|
#define USTORM_ISCSI_TASK_AG_CTX_RULE4EN_SHIFT 1
|
|
#define USTORM_ISCSI_TASK_AG_CTX_RULE5EN_MASK 0x1
|
|
#define USTORM_ISCSI_TASK_AG_CTX_RULE5EN_SHIFT 2
|
|
#define USTORM_ISCSI_TASK_AG_CTX_RULE6EN_MASK 0x1
|
|
#define USTORM_ISCSI_TASK_AG_CTX_RULE6EN_SHIFT 3
|
|
#define USTORM_ISCSI_TASK_AG_CTX_DIF_ERROR_TYPE_MASK 0xF
|
|
#define USTORM_ISCSI_TASK_AG_CTX_DIF_ERROR_TYPE_SHIFT 4
|
|
__le32 dif_err_intervals;
|
|
__le32 dif_error_1st_interval;
|
|
__le32 rcv_cont_len;
|
|
__le32 exp_cont_len;
|
|
__le32 total_data_acked;
|
|
__le32 exp_data_acked;
|
|
u8 next_tid_valid;
|
|
u8 byte3;
|
|
__le16 word1;
|
|
__le16 next_tid;
|
|
__le16 word3;
|
|
__le32 hdr_residual_count;
|
|
__le32 exp_r2t_sn;
|
|
};
|
|
|
|
struct mstorm_iscsi_task_st_ctx {
|
|
struct scsi_cached_sges data_desc;
|
|
struct scsi_sgl_params sgl_params;
|
|
__le32 rem_task_size;
|
|
__le32 data_buffer_offset;
|
|
u8 task_type;
|
|
struct iscsi_dif_flags dif_flags;
|
|
u8 reserved0[2];
|
|
struct regpair sense_db;
|
|
__le32 expected_itt;
|
|
__le32 reserved1;
|
|
};
|
|
|
|
struct ustorm_iscsi_task_st_ctx {
|
|
__le32 rem_rcv_len;
|
|
__le32 exp_data_transfer_len;
|
|
__le32 exp_data_sn;
|
|
struct regpair lun;
|
|
struct iscsi_reg1 reg1;
|
|
u8 flags2;
|
|
#define USTORM_ISCSI_TASK_ST_CTX_AHS_EXIST_MASK 0x1
|
|
#define USTORM_ISCSI_TASK_ST_CTX_AHS_EXIST_SHIFT 0
|
|
#define USTORM_ISCSI_TASK_ST_CTX_RESERVED1_MASK 0x7F
|
|
#define USTORM_ISCSI_TASK_ST_CTX_RESERVED1_SHIFT 1
|
|
struct iscsi_dif_flags dif_flags;
|
|
__le16 reserved3;
|
|
__le32 reserved4;
|
|
__le32 reserved5;
|
|
__le32 reserved6;
|
|
__le32 reserved7;
|
|
u8 task_type;
|
|
u8 error_flags;
|
|
#define USTORM_ISCSI_TASK_ST_CTX_DATA_DIGEST_ERROR_MASK 0x1
|
|
#define USTORM_ISCSI_TASK_ST_CTX_DATA_DIGEST_ERROR_SHIFT 0
|
|
#define USTORM_ISCSI_TASK_ST_CTX_DATA_TRUNCATED_ERROR_MASK 0x1
|
|
#define USTORM_ISCSI_TASK_ST_CTX_DATA_TRUNCATED_ERROR_SHIFT 1
|
|
#define USTORM_ISCSI_TASK_ST_CTX_UNDER_RUN_ERROR_MASK 0x1
|
|
#define USTORM_ISCSI_TASK_ST_CTX_UNDER_RUN_ERROR_SHIFT 2
|
|
#define USTORM_ISCSI_TASK_ST_CTX_RESERVED8_MASK 0x1F
|
|
#define USTORM_ISCSI_TASK_ST_CTX_RESERVED8_SHIFT 3
|
|
u8 flags;
|
|
#define USTORM_ISCSI_TASK_ST_CTX_CQE_WRITE_MASK 0x3
|
|
#define USTORM_ISCSI_TASK_ST_CTX_CQE_WRITE_SHIFT 0
|
|
#define USTORM_ISCSI_TASK_ST_CTX_LOCAL_COMP_MASK 0x1
|
|
#define USTORM_ISCSI_TASK_ST_CTX_LOCAL_COMP_SHIFT 2
|
|
#define USTORM_ISCSI_TASK_ST_CTX_Q0_R2TQE_WRITE_MASK 0x1
|
|
#define USTORM_ISCSI_TASK_ST_CTX_Q0_R2TQE_WRITE_SHIFT 3
|
|
#define USTORM_ISCSI_TASK_ST_CTX_TOTAL_DATA_ACKED_DONE_MASK 0x1
|
|
#define USTORM_ISCSI_TASK_ST_CTX_TOTAL_DATA_ACKED_DONE_SHIFT 4
|
|
#define USTORM_ISCSI_TASK_ST_CTX_HQ_SCANNED_DONE_MASK 0x1
|
|
#define USTORM_ISCSI_TASK_ST_CTX_HQ_SCANNED_DONE_SHIFT 5
|
|
#define USTORM_ISCSI_TASK_ST_CTX_R2T2RECV_DONE_MASK 0x1
|
|
#define USTORM_ISCSI_TASK_ST_CTX_R2T2RECV_DONE_SHIFT 6
|
|
#define USTORM_ISCSI_TASK_ST_CTX_RESERVED0_MASK 0x1
|
|
#define USTORM_ISCSI_TASK_ST_CTX_RESERVED0_SHIFT 7
|
|
u8 cq_rss_number;
|
|
};
|
|
|
|
struct iscsi_task_context {
|
|
struct ystorm_iscsi_task_st_ctx ystorm_st_context;
|
|
struct ystorm_iscsi_task_ag_ctx ystorm_ag_context;
|
|
struct regpair ystorm_ag_padding[2];
|
|
struct tdif_task_context tdif_context;
|
|
struct mstorm_iscsi_task_ag_ctx mstorm_ag_context;
|
|
struct regpair mstorm_ag_padding[2];
|
|
struct ustorm_iscsi_task_ag_ctx ustorm_ag_context;
|
|
struct mstorm_iscsi_task_st_ctx mstorm_st_context;
|
|
struct ustorm_iscsi_task_st_ctx ustorm_st_context;
|
|
struct rdif_task_context rdif_context;
|
|
};
|
|
|
|
enum iscsi_task_type {
|
|
ISCSI_TASK_TYPE_INITIATOR_WRITE,
|
|
ISCSI_TASK_TYPE_INITIATOR_READ,
|
|
ISCSI_TASK_TYPE_MIDPATH,
|
|
ISCSI_TASK_TYPE_UNSOLIC,
|
|
ISCSI_TASK_TYPE_EXCHCLEANUP,
|
|
ISCSI_TASK_TYPE_IRRELEVANT,
|
|
ISCSI_TASK_TYPE_TARGET_WRITE,
|
|
ISCSI_TASK_TYPE_TARGET_READ,
|
|
ISCSI_TASK_TYPE_TARGET_RESPONSE,
|
|
ISCSI_TASK_TYPE_LOGIN_RESPONSE,
|
|
MAX_ISCSI_TASK_TYPE
|
|
};
|
|
|
|
union iscsi_ttt_txlen_union {
|
|
__le32 desired_tx_len;
|
|
__le32 ttt;
|
|
};
|
|
|
|
struct iscsi_uhqe {
|
|
__le32 reg1;
|
|
#define ISCSI_UHQE_PDU_PAYLOAD_LEN_MASK 0xFFFFF
|
|
#define ISCSI_UHQE_PDU_PAYLOAD_LEN_SHIFT 0
|
|
#define ISCSI_UHQE_LOCAL_COMP_MASK 0x1
|
|
#define ISCSI_UHQE_LOCAL_COMP_SHIFT 20
|
|
#define ISCSI_UHQE_TOGGLE_BIT_MASK 0x1
|
|
#define ISCSI_UHQE_TOGGLE_BIT_SHIFT 21
|
|
#define ISCSI_UHQE_PURE_PAYLOAD_MASK 0x1
|
|
#define ISCSI_UHQE_PURE_PAYLOAD_SHIFT 22
|
|
#define ISCSI_UHQE_LOGIN_RESPONSE_PDU_MASK 0x1
|
|
#define ISCSI_UHQE_LOGIN_RESPONSE_PDU_SHIFT 23
|
|
#define ISCSI_UHQE_TASK_ID_HI_MASK 0xFF
|
|
#define ISCSI_UHQE_TASK_ID_HI_SHIFT 24
|
|
__le32 reg2;
|
|
#define ISCSI_UHQE_BUFFER_OFFSET_MASK 0xFFFFFF
|
|
#define ISCSI_UHQE_BUFFER_OFFSET_SHIFT 0
|
|
#define ISCSI_UHQE_TASK_ID_LO_MASK 0xFF
|
|
#define ISCSI_UHQE_TASK_ID_LO_SHIFT 24
|
|
};
|
|
|
|
|
|
struct iscsi_wqe {
|
|
__le16 task_id;
|
|
u8 flags;
|
|
#define ISCSI_WQE_WQE_TYPE_MASK 0x7
|
|
#define ISCSI_WQE_WQE_TYPE_SHIFT 0
|
|
#define ISCSI_WQE_NUM_SGES_MASK 0xF
|
|
#define ISCSI_WQE_NUM_SGES_SHIFT 3
|
|
#define ISCSI_WQE_RESPONSE_MASK 0x1
|
|
#define ISCSI_WQE_RESPONSE_SHIFT 7
|
|
struct iscsi_dif_flags prot_flags;
|
|
__le32 contlen_cdbsize;
|
|
#define ISCSI_WQE_CONT_LEN_MASK 0xFFFFFF
|
|
#define ISCSI_WQE_CONT_LEN_SHIFT 0
|
|
#define ISCSI_WQE_CDB_SIZE_MASK 0xFF
|
|
#define ISCSI_WQE_CDB_SIZE_SHIFT 24
|
|
};
|
|
|
|
enum iscsi_wqe_type {
|
|
ISCSI_WQE_TYPE_NORMAL,
|
|
ISCSI_WQE_TYPE_TASK_CLEANUP,
|
|
ISCSI_WQE_TYPE_MIDDLE_PATH,
|
|
ISCSI_WQE_TYPE_LOGIN,
|
|
ISCSI_WQE_TYPE_FIRST_R2T_CONT,
|
|
ISCSI_WQE_TYPE_NONFIRST_R2T_CONT,
|
|
ISCSI_WQE_TYPE_RESPONSE,
|
|
MAX_ISCSI_WQE_TYPE
|
|
};
|
|
|
|
struct iscsi_xhqe {
|
|
union iscsi_ttt_txlen_union ttt_or_txlen;
|
|
__le32 exp_stat_sn;
|
|
struct iscsi_dif_flags prot_flags;
|
|
u8 total_ahs_length;
|
|
u8 opcode;
|
|
u8 flags;
|
|
#define ISCSI_XHQE_FINAL_MASK 0x1
|
|
#define ISCSI_XHQE_FINAL_SHIFT 0
|
|
#define ISCSI_XHQE_STATUS_BIT_MASK 0x1
|
|
#define ISCSI_XHQE_STATUS_BIT_SHIFT 1
|
|
#define ISCSI_XHQE_NUM_SGES_MASK 0xF
|
|
#define ISCSI_XHQE_NUM_SGES_SHIFT 2
|
|
#define ISCSI_XHQE_RESERVED0_MASK 0x3
|
|
#define ISCSI_XHQE_RESERVED0_SHIFT 6
|
|
union iscsi_seq_num seq_num;
|
|
__le16 reserved1;
|
|
};
|
|
|
|
struct mstorm_iscsi_stats_drv {
|
|
struct regpair iscsi_rx_dropped_pdus_task_not_valid;
|
|
};
|
|
|
|
struct pstorm_iscsi_stats_drv {
|
|
struct regpair iscsi_tx_bytes_cnt;
|
|
struct regpair iscsi_tx_packet_cnt;
|
|
};
|
|
|
|
struct tstorm_iscsi_stats_drv {
|
|
struct regpair iscsi_rx_bytes_cnt;
|
|
struct regpair iscsi_rx_packet_cnt;
|
|
struct regpair iscsi_rx_new_ooo_isle_events_cnt;
|
|
__le32 iscsi_cmdq_threshold_cnt;
|
|
__le32 iscsi_rq_threshold_cnt;
|
|
__le32 iscsi_immq_threshold_cnt;
|
|
};
|
|
|
|
struct ustorm_iscsi_stats_drv {
|
|
struct regpair iscsi_rx_data_pdu_cnt;
|
|
struct regpair iscsi_rx_r2t_pdu_cnt;
|
|
struct regpair iscsi_rx_total_pdu_cnt;
|
|
};
|
|
|
|
struct xstorm_iscsi_stats_drv {
|
|
struct regpair iscsi_tx_go_to_slow_start_event_cnt;
|
|
struct regpair iscsi_tx_fast_retransmit_event_cnt;
|
|
};
|
|
|
|
struct ystorm_iscsi_stats_drv {
|
|
struct regpair iscsi_tx_data_pdu_cnt;
|
|
struct regpair iscsi_tx_r2t_pdu_cnt;
|
|
struct regpair iscsi_tx_total_pdu_cnt;
|
|
};
|
|
|
|
struct tstorm_iscsi_task_ag_ctx {
|
|
u8 byte0;
|
|
u8 byte1;
|
|
__le16 word0;
|
|
u8 flags0;
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_NIBBLE0_MASK 0xF
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_NIBBLE0_SHIFT 0
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_BIT0_MASK 0x1
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_BIT0_SHIFT 4
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_BIT1_MASK 0x1
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_BIT1_SHIFT 5
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_BIT2_MASK 0x1
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_BIT2_SHIFT 6
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_BIT3_MASK 0x1
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_BIT3_SHIFT 7
|
|
u8 flags1;
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_BIT4_MASK 0x1
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_BIT4_SHIFT 0
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_BIT5_MASK 0x1
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_BIT5_SHIFT 1
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_CF0_MASK 0x3
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_CF0_SHIFT 2
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_CF1_MASK 0x3
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_CF1_SHIFT 4
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_CF2_MASK 0x3
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_CF2_SHIFT 6
|
|
u8 flags2;
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_CF3_MASK 0x3
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_CF3_SHIFT 0
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_CF4_MASK 0x3
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_CF4_SHIFT 2
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_CF5_MASK 0x3
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_CF5_SHIFT 4
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_CF6_MASK 0x3
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_CF6_SHIFT 6
|
|
u8 flags3;
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_CF7_MASK 0x3
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_CF7_SHIFT 0
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_CF0EN_MASK 0x1
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_CF0EN_SHIFT 2
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_CF1EN_MASK 0x1
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_CF1EN_SHIFT 3
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_CF2EN_MASK 0x1
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_CF2EN_SHIFT 4
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_CF3EN_MASK 0x1
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_CF3EN_SHIFT 5
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_CF4EN_MASK 0x1
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_CF4EN_SHIFT 6
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_CF5EN_MASK 0x1
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_CF5EN_SHIFT 7
|
|
u8 flags4;
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_CF6EN_MASK 0x1
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_CF6EN_SHIFT 0
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_CF7EN_MASK 0x1
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_CF7EN_SHIFT 1
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_RULE0EN_MASK 0x1
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_RULE0EN_SHIFT 2
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_RULE1EN_MASK 0x1
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_RULE1EN_SHIFT 3
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_RULE2EN_MASK 0x1
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_RULE2EN_SHIFT 4
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_RULE3EN_MASK 0x1
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_RULE3EN_SHIFT 5
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_RULE4EN_MASK 0x1
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_RULE4EN_SHIFT 6
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_RULE5EN_MASK 0x1
|
|
#define TSTORM_ISCSI_TASK_AG_CTX_RULE5EN_SHIFT 7
|
|
u8 byte2;
|
|
__le16 word1;
|
|
__le32 reg0;
|
|
u8 byte3;
|
|
u8 byte4;
|
|
__le16 word2;
|
|
__le16 word3;
|
|
__le16 word4;
|
|
__le32 reg1;
|
|
__le32 reg2;
|
|
};
|
|
struct iscsi_db_data {
|
|
u8 params;
|
|
#define ISCSI_DB_DATA_DEST_MASK 0x3
|
|
#define ISCSI_DB_DATA_DEST_SHIFT 0
|
|
#define ISCSI_DB_DATA_AGG_CMD_MASK 0x3
|
|
#define ISCSI_DB_DATA_AGG_CMD_SHIFT 2
|
|
#define ISCSI_DB_DATA_BYPASS_EN_MASK 0x1
|
|
#define ISCSI_DB_DATA_BYPASS_EN_SHIFT 4
|
|
#define ISCSI_DB_DATA_RESERVED_MASK 0x1
|
|
#define ISCSI_DB_DATA_RESERVED_SHIFT 5
|
|
#define ISCSI_DB_DATA_AGG_VAL_SEL_MASK 0x3
|
|
#define ISCSI_DB_DATA_AGG_VAL_SEL_SHIFT 6
|
|
u8 agg_flags;
|
|
__le16 sq_prod;
|
|
};
|
|
|
|
#endif /* __ISCSI_COMMON__ */
|