/* 57xx_iscsi_constants.h: QLogic NetXtreme II iSCSI HSI * * Copyright (c) 2006 - 2013 Broadcom Corporation * Copyright (c) 2014, QLogic Corporation * * 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: Anil Veerabhadrappa (anilgv@broadcom.com) * Previously Maintained by: Eddie Wai (eddie.wai@broadcom.com) * Maintained by: QLogic-Storage-Upstream@qlogic.com #ifndef __57 XX_ISCSI_CONSTANTS_H_#define __57 XX_ISCSI_CONSTANTS_H_/*** This file defines HSI constants for the iSCSI flows /* iSCSI request op codes */ #define ISCSI_OPCODE_CLEANUP_REQUEST (7 )/* iSCSI response/messages op codes */ #define ISCSI_OPCODE_CLEANUP_RESPONSE (0 x27)#define ISCSI_OPCODE_NOPOUT_LOCAL_COMPLETION (0 )/* iSCSI task types */ #define ISCSI_TASK_TYPE_READ (0 )#define ISCSI_TASK_TYPE_WRITE (1 )#define ISCSI_TASK_TYPE_MPATH (2 )/* initial CQ sequence numbers */ #define ISCSI_INITIAL_SN (1 )/* KWQ (kernel work queue) layer codes */ #define ISCSI_KWQE_LAYER_CODE (6 )/* KWQ (kernel work queue) request op codes */ #define ISCSI_KWQE_OPCODE_OFFLOAD_CONN1 (0 )#define ISCSI_KWQE_OPCODE_OFFLOAD_CONN2 (1 )#define ISCSI_KWQE_OPCODE_UPDATE_CONN (2 )#define ISCSI_KWQE_OPCODE_DESTROY_CONN (3 )#define ISCSI_KWQE_OPCODE_INIT1 (4 )#define ISCSI_KWQE_OPCODE_INIT2 (5 )/* KCQ (kernel completion queue) response op codes */ #define ISCSI_KCQE_OPCODE_OFFLOAD_CONN (0 x10)#define ISCSI_KCQE_OPCODE_UPDATE_CONN (0 x12)#define ISCSI_KCQE_OPCODE_DESTROY_CONN (0 x13)#define ISCSI_KCQE_OPCODE_INIT (0 x14)#define ISCSI_KCQE_OPCODE_FW_CLEAN_TASK (0 x15)#define ISCSI_KCQE_OPCODE_TCP_RESET (0 x16)#define ISCSI_KCQE_OPCODE_TCP_SYN (0 x17)#define ISCSI_KCQE_OPCODE_TCP_FIN (0 X18)#define ISCSI_KCQE_OPCODE_TCP_ERROR (0 x19)#define ISCSI_KCQE_OPCODE_CQ_EVENT_NOTIFICATION (0 x20)#define ISCSI_KCQE_OPCODE_ISCSI_ERROR (0 x21)/* KCQ (kernel completion queue) completion status */ #define ISCSI_KCQE_COMPLETION_STATUS_SUCCESS (0 x0)#define ISCSI_KCQE_COMPLETION_STATUS_INVALID_OPCODE (0 x1)#define ISCSI_KCQE_COMPLETION_STATUS_CTX_ALLOC_FAILURE (0 x2)#define ISCSI_KCQE_COMPLETION_STATUS_CTX_FREE_FAILURE (0 x3)#define ISCSI_KCQE_COMPLETION_STATUS_NIC_ERROR (0 x4)#define ISCSI_KCQE_COMPLETION_STATUS_HDR_DIG_ERR (0 x5)#define ISCSI_KCQE_COMPLETION_STATUS_DATA_DIG_ERR (0 x6)#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_UNEXPECTED_OPCODE (0 xa)#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_OPCODE (0 xb)#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_AHS_LEN (0 xc)#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_ITT (0 xd)#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_STATSN (0 xe)/* Response */ #define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_EXP_DATASN (0 xf)#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_PEND_R2T (0 x10)#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_DATA_SEG_LEN_IS_ZERO (0 x2c)#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_DATA_SEG_LEN_TOO_BIG (0 x2d)#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_O_U_0 (0 x11)#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_O_U_1 (0 x12)#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_O_U_2 (0 x13)#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_O_U_3 (0 x14)#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_O_U_4 (0 x15)#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_O_U_5 (0 x16)#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_O_U_6 (0 x17)/* Data-In */ #define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_REMAIN_RCV_LEN (0 x18)#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_MAX_RCV_PDU_LEN (0 x19)#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_F_BIT_ZERO (0 x1a)#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_TTT_NOT_RSRV (0 x1b)#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_DATASN (0 x1c)#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_REMAIN_BURST_LEN (0 x1d)/* R2T */ #define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_BUFFER_OFF (0 x1f)#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_LUN (0 x20)#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_R2TSN (0 x21)#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_DESIRED_DATA_TRNS_LEN_0 (0 x22)#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_DESIRED_DATA_TRNS_LEN_1 (0 x23)#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_PEND_R2T_EXCEED (0 x24)#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_TTT_IS_RSRV (0 x25)#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_MAX_BURST_LEN (0 x26)#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_DATA_SEG_LEN_NOT_ZERO (0 x27)/* TMF */ #define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_REJECT_PDU_LEN (0 x28)#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_ASYNC_PDU_LEN (0 x29)#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_NOPIN_PDU_LEN (0 x2a)#define ISCSI_KCQE_COMPLETION_STATUS_PROTOCOL_ERR_PEND_R2T_IN_CLEANUP (0 x2b)/* IP/TCP processing errors: */ #define ISCI_KCQE_COMPLETION_STATUS_TCP_ERROR_IP_FRAGMENT (0 x40)#define ISCI_KCQE_COMPLETION_STATUS_TCP_ERROR_IP_OPTIONS (0 x41)#define ISCI_KCQE_COMPLETION_STATUS_TCP_ERROR_URGENT_FLAG (0 x42)#define ISCI_KCQE_COMPLETION_STATUS_TCP_ERROR_MAX_RTRANS (0 x43)/* iSCSI licensing errors */ /* general iSCSI license not installed */ #define ISCSI_KCQE_COMPLETION_STATUS_ISCSI_NOT_SUPPORTED (0 x50)/* additional LOM specific iSCSI license not installed */ #define ISCSI_KCQE_COMPLETION_STATUS_LOM_ISCSI_NOT_ENABLED (0 x51)#define ISCSI_KCQE_COMPLETION_STATUS_CID_BUSY (0 x80)#define ISCSI_KCQE_COMPLETION_STATUS_PARITY_ERR (0 x81)/* SQ/RQ/CQ DB structure sizes */ #define ISCSI_SQ_DB_SIZE (16 )#define ISCSI_RQ_DB_SIZE (64 )#define ISCSI_CQ_DB_SIZE (80 )#define ISCSI_SQN_TO_NOTIFY_NOT_VALID 0 xFFFF/* Page size codes (for flags field in connection offload request) */ #define ISCSI_PAGE_SIZE_256 (0 )#define ISCSI_PAGE_SIZE_512 (1 )#define ISCSI_PAGE_SIZE_1K (2 )#define ISCSI_PAGE_SIZE_2K (3 )#define ISCSI_PAGE_SIZE_4K (4 )#define ISCSI_PAGE_SIZE_8K (5 )#define ISCSI_PAGE_SIZE_16K (6 )#define ISCSI_PAGE_SIZE_32K (7 )#define ISCSI_PAGE_SIZE_64K (8 )#define ISCSI_PAGE_SIZE_128K (9 )#define ISCSI_PAGE_SIZE_256K (10 )#define ISCSI_PAGE_SIZE_512K (11 )#define ISCSI_PAGE_SIZE_1M (12 )#define ISCSI_PAGE_SIZE_2M (13 )#define ISCSI_PAGE_SIZE_4M (14 )#define ISCSI_PAGE_SIZE_8M (15 )/* Iscsi PDU related defines */ #define ISCSI_HEADER_SIZE (48 )#define ISCSI_DIGEST_SHIFT (2 )#define ISCSI_DIGEST_SIZE (4 )#define B577XX_ISCSI_CONNECTION_TYPE 3 #endif /*__57XX_ISCSI_CONSTANTS_H_ */
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(vorverarbeitet am 2026-06-08)
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