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bfa_fc.h
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bfa_fc.h
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/*
* Copyright (c) 2005-2010 Brocade Communications Systems, Inc.
* All rights reserved
* www.brocade.com
*
* Linux driver for Brocade Fibre Channel Host Bus Adapter.
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License (GPL) Version 2 as
* published by the Free Software Foundation
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* General Public License for more details.
*/
#ifndef __BFA_FC_H__
#define __BFA_FC_H__
#include "bfad_drv.h"
typedef u64 wwn_t;
#define WWN_NULL (0)
#define FC_SYMNAME_MAX 256 /* max name server symbolic name size */
#pragma pack(1)
#define MAC_ADDRLEN (6)
struct mac_s { u8 mac[MAC_ADDRLEN]; };
#define mac_t struct mac_s
/*
* generic SCSI cdb definition
*/
#define SCSI_MAX_CDBLEN 16
struct scsi_cdb_s {
u8 scsi_cdb[SCSI_MAX_CDBLEN];
};
/* ------------------------------------------------------------
* SCSI status byte values
* ------------------------------------------------------------
*/
#define SCSI_STATUS_GOOD 0x00
#define SCSI_STATUS_CHECK_CONDITION 0x02
#define SCSI_STATUS_CONDITION_MET 0x04
#define SCSI_STATUS_BUSY 0x08
#define SCSI_STATUS_INTERMEDIATE 0x10
#define SCSI_STATUS_ICM 0x14 /* intermediate condition met */
#define SCSI_STATUS_RESERVATION_CONFLICT 0x18
#define SCSI_STATUS_COMMAND_TERMINATED 0x22
#define SCSI_STATUS_QUEUE_FULL 0x28
#define SCSI_STATUS_ACA_ACTIVE 0x30
#define SCSI_MAX_ALLOC_LEN 0xFF /* maximum allocarion length */
/*
* Fibre Channel Header Structure (FCHS) definition
*/
struct fchs_s {
#ifdef __BIG_ENDIAN
u32 routing:4; /* routing bits */
u32 cat_info:4; /* category info */
#else
u32 cat_info:4; /* category info */
u32 routing:4; /* routing bits */
#endif
u32 d_id:24; /* destination identifier */
u32 cs_ctl:8; /* class specific control */
u32 s_id:24; /* source identifier */
u32 type:8; /* data structure type */
u32 f_ctl:24; /* initial frame control */
u8 seq_id; /* sequence identifier */
u8 df_ctl; /* data field control */
u16 seq_cnt; /* sequence count */
__be16 ox_id; /* originator exchange ID */
u16 rx_id; /* responder exchange ID */
u32 ro; /* relative offset */
};
/*
* routing bit definitions
*/
enum {
FC_RTG_FC4_DEV_DATA = 0x0, /* FC-4 Device Data */
FC_RTG_EXT_LINK = 0x2, /* Extended Link Data */
FC_RTG_FC4_LINK_DATA = 0x3, /* FC-4 Link Data */
FC_RTG_VIDEO_DATA = 0x4, /* Video Data */
FC_RTG_EXT_HDR = 0x5, /* VFT, IFR or Encapsuled */
FC_RTG_BASIC_LINK = 0x8, /* Basic Link data */
FC_RTG_LINK_CTRL = 0xC, /* Link Control */
};
/*
* information category for extended link data and FC-4 Link Data
*/
enum {
FC_CAT_LD_REQUEST = 0x2, /* Request */
FC_CAT_LD_REPLY = 0x3, /* Reply */
FC_CAT_LD_DIAG = 0xF, /* for DIAG use only */
};
/*
* information category for extended headers (VFT, IFR or encapsulation)
*/
enum {
FC_CAT_VFT_HDR = 0x0, /* Virtual fabric tagging header */
FC_CAT_IFR_HDR = 0x1, /* Inter-Fabric routing header */
FC_CAT_ENC_HDR = 0x2, /* Encapsulation header */
};
/*
* information category for FC-4 device data
*/
enum {
FC_CAT_UNCATEG_INFO = 0x0, /* Uncategorized information */
FC_CAT_SOLICIT_DATA = 0x1, /* Solicited Data */
FC_CAT_UNSOLICIT_CTRL = 0x2, /* Unsolicited Control */
FC_CAT_SOLICIT_CTRL = 0x3, /* Solicited Control */
FC_CAT_UNSOLICIT_DATA = 0x4, /* Unsolicited Data */
FC_CAT_DATA_DESC = 0x5, /* Data Descriptor */
FC_CAT_UNSOLICIT_CMD = 0x6, /* Unsolicited Command */
FC_CAT_CMD_STATUS = 0x7, /* Command Status */
};
/*
* Type Field Definitions. FC-PH Section 18.5 pg. 165
*/
enum {
FC_TYPE_BLS = 0x0, /* Basic Link Service */
FC_TYPE_ELS = 0x1, /* Extended Link Service */
FC_TYPE_IP = 0x5, /* IP */
FC_TYPE_FCP = 0x8, /* SCSI-FCP */
FC_TYPE_GPP = 0x9, /* SCSI_GPP */
FC_TYPE_SERVICES = 0x20, /* Fibre Channel Services */
FC_TYPE_FC_FSS = 0x22, /* Fabric Switch Services */
FC_TYPE_FC_AL = 0x23, /* FC-AL */
FC_TYPE_FC_SNMP = 0x24, /* FC-SNMP */
FC_TYPE_FC_SPINFAB = 0xEE, /* SPINFAB */
FC_TYPE_FC_DIAG = 0xEF, /* DIAG */
FC_TYPE_MAX = 256, /* 256 FC-4 types */
};
/*
* Frame Control Definitions. FC-PH Table-45. pg. 168
*/
enum {
FCTL_EC_ORIG = 0x000000, /* exchange originator */
FCTL_EC_RESP = 0x800000, /* exchange responder */
FCTL_SEQ_INI = 0x000000, /* sequence initiator */
FCTL_SEQ_REC = 0x400000, /* sequence recipient */
FCTL_FS_EXCH = 0x200000, /* first sequence of xchg */
FCTL_LS_EXCH = 0x100000, /* last sequence of xchg */
FCTL_END_SEQ = 0x080000, /* last frame of sequence */
FCTL_SI_XFER = 0x010000, /* seq initiative transfer */
FCTL_RO_PRESENT = 0x000008, /* relative offset present */
FCTL_FILLBYTE_MASK = 0x000003 /* , fill byte mask */
};
/*
* Fabric Well Known Addresses
*/
enum {
FC_MIN_WELL_KNOWN_ADDR = 0xFFFFF0,
FC_DOMAIN_CONTROLLER_MASK = 0xFFFC00,
FC_ALIAS_SERVER = 0xFFFFF8,
FC_MGMT_SERVER = 0xFFFFFA,
FC_TIME_SERVER = 0xFFFFFB,
FC_NAME_SERVER = 0xFFFFFC,
FC_FABRIC_CONTROLLER = 0xFFFFFD,
FC_FABRIC_PORT = 0xFFFFFE,
FC_BROADCAST_SERVER = 0xFFFFFF
};
/*
* domain/area/port defines
*/
#define FC_DOMAIN_MASK 0xFF0000
#define FC_DOMAIN_SHIFT 16
#define FC_AREA_MASK 0x00FF00
#define FC_AREA_SHIFT 8
#define FC_PORT_MASK 0x0000FF
#define FC_PORT_SHIFT 0
#define FC_GET_DOMAIN(p) (((p) & FC_DOMAIN_MASK) >> FC_DOMAIN_SHIFT)
#define FC_GET_AREA(p) (((p) & FC_AREA_MASK) >> FC_AREA_SHIFT)
#define FC_GET_PORT(p) (((p) & FC_PORT_MASK) >> FC_PORT_SHIFT)
#define FC_DOMAIN_CTRLR(p) (FC_DOMAIN_CONTROLLER_MASK | (FC_GET_DOMAIN(p)))
enum {
FC_RXID_ANY = 0xFFFFU,
};
/*
* generic ELS command
*/
struct fc_els_cmd_s {
u32 els_code:8; /* ELS Command Code */
u32 reserved:24;
};
/*
* ELS Command Codes. FC-PH Table-75. pg. 223
*/
enum {
FC_ELS_LS_RJT = 0x1, /* Link Service Reject. */
FC_ELS_ACC = 0x02, /* Accept */
FC_ELS_PLOGI = 0x03, /* N_Port Login. */
FC_ELS_FLOGI = 0x04, /* F_Port Login. */
FC_ELS_LOGO = 0x05, /* Logout. */
FC_ELS_ABTX = 0x06, /* Abort Exchange */
FC_ELS_RES = 0x08, /* Read Exchange status */
FC_ELS_RSS = 0x09, /* Read sequence status block */
FC_ELS_RSI = 0x0A, /* Request Sequence Initiative */
FC_ELS_ESTC = 0x0C, /* Estimate Credit. */
FC_ELS_RTV = 0x0E, /* Read Timeout Value. */
FC_ELS_RLS = 0x0F, /* Read Link Status. */
FC_ELS_ECHO = 0x10, /* Echo */
FC_ELS_TEST = 0x11, /* Test */
FC_ELS_RRQ = 0x12, /* Reinstate Recovery Qualifier. */
FC_ELS_REC = 0x13, /* Add this for TAPE support in FCR */
FC_ELS_PRLI = 0x20, /* Process Login */
FC_ELS_PRLO = 0x21, /* Process Logout. */
FC_ELS_SCN = 0x22, /* State Change Notification. */
FC_ELS_TPRLO = 0x24, /* Third Party Process Logout. */
FC_ELS_PDISC = 0x50, /* Discover N_Port Parameters. */
FC_ELS_FDISC = 0x51, /* Discover F_Port Parameters. */
FC_ELS_ADISC = 0x52, /* Discover Address. */
FC_ELS_FARP_REQ = 0x54, /* FARP Request. */
FC_ELS_FARP_REP = 0x55, /* FARP Reply. */
FC_ELS_FAN = 0x60, /* Fabric Address Notification */
FC_ELS_RSCN = 0x61, /* Reg State Change Notification */
FC_ELS_SCR = 0x62, /* State Change Registration. */
FC_ELS_RTIN = 0x77, /* Mangement server request */
FC_ELS_RNID = 0x78, /* Mangement server request */
FC_ELS_RLIR = 0x79, /* Registered Link Incident Record */
FC_ELS_RPSC = 0x7D, /* Report Port Speed Capabilities */
FC_ELS_QSA = 0x7E, /* Query Security Attributes. Ref FC-SP */
FC_ELS_E2E_LBEACON = 0x81,
/* End-to-End Link Beacon */
FC_ELS_AUTH = 0x90, /* Authentication. Ref FC-SP */
FC_ELS_RFCN = 0x97, /* Request Fabric Change Notification. Ref
*FC-SP */
};
/*
* Version numbers for FC-PH standards,
* used in login to indicate what port
* supports. See FC-PH-X table 158.
*/
enum {
FC_PH_VER_4_3 = 0x09,
FC_PH_VER_PH_3 = 0x20,
};
/*
* PDU size defines
*/
enum {
FC_MIN_PDUSZ = 512,
FC_MAX_PDUSZ = 2112,
};
/*
* N_Port PLOGI Common Service Parameters.
* FC-PH-x. Figure-76. pg. 308.
*/
struct fc_plogi_csp_s {
u8 verhi; /* FC-PH high version */
u8 verlo; /* FC-PH low version */
__be16 bbcred; /* BB_Credit */
#ifdef __BIG_ENDIAN
u8 ciro:1, /* continuously increasing RO */
rro:1, /* random relative offset */
npiv_supp:1, /* NPIV supported */
port_type:1, /* N_Port/F_port */
altbbcred:1, /* alternate BB_Credit */
resolution:1, /* ms/ns ED_TOV resolution */
vvl_info:1, /* VVL Info included */
reserved1:1;
u8 hg_supp:1,
query_dbc:1,
security:1,
sync_cap:1,
r_t_tov:1,
dh_dup_supp:1,
cisc:1, /* continuously increasing seq count */
payload:1;
#else
u8 reserved2:2,
resolution:1, /* ms/ns ED_TOV resolution */
altbbcred:1, /* alternate BB_Credit */
port_type:1, /* N_Port/F_port */
npiv_supp:1, /* NPIV supported */
rro:1, /* random relative offset */
ciro:1; /* continuously increasing RO */
u8 payload:1,
cisc:1, /* continuously increasing seq count */
dh_dup_supp:1,
r_t_tov:1,
sync_cap:1,
security:1,
query_dbc:1,
hg_supp:1;
#endif
__be16 rxsz; /* recieve data_field size */
__be16 conseq;
__be16 ro_bitmap;
__be32 e_d_tov;
};
/*
* N_Port PLOGI Class Specific Parameters.
* FC-PH-x. Figure 78. pg. 318.
*/
struct fc_plogi_clp_s {
#ifdef __BIG_ENDIAN
u32 class_valid:1;
u32 intermix:1; /* class intermix supported if set =1.
* valid only for class1. Reserved for
* class2 & class3 */
u32 reserved1:2;
u32 sequential:1;
u32 reserved2:3;
#else
u32 reserved2:3;
u32 sequential:1;
u32 reserved1:2;
u32 intermix:1; /* class intermix supported if set =1.
* valid only for class1. Reserved for
* class2 & class3 */
u32 class_valid:1;
#endif
u32 reserved3:24;
u32 reserved4:16;
u32 rxsz:16; /* Receive data_field size */
u32 reserved5:8;
u32 conseq:8;
u32 e2e_credit:16; /* end to end credit */
u32 reserved7:8;
u32 ospx:8;
u32 reserved8:16;
};
/* ASCII value for each character in string "BRCD" */
#define FLOGI_VVL_BRCD 0x42524344
/*
* PLOGI els command and reply payload
*/
struct fc_logi_s {
struct fc_els_cmd_s els_cmd; /* ELS command code */
struct fc_plogi_csp_s csp; /* common service params */
wwn_t port_name;
wwn_t node_name;
struct fc_plogi_clp_s class1; /* class 1 service parameters */
struct fc_plogi_clp_s class2; /* class 2 service parameters */
struct fc_plogi_clp_s class3; /* class 3 service parameters */
struct fc_plogi_clp_s class4; /* class 4 service parameters */
u8 vvl[16]; /* vendor version level */
};
/*
* LOGO els command payload
*/
struct fc_logo_s {
struct fc_els_cmd_s els_cmd; /* ELS command code */
u32 res1:8;
u32 nport_id:24; /* N_Port identifier of source */
wwn_t orig_port_name; /* Port name of the LOGO originator */
};
/*
* ADISC els command payload
*/
struct fc_adisc_s {
struct fc_els_cmd_s els_cmd; /* ELS command code */
u32 res1:8;
u32 orig_HA:24; /* originator hard address */
wwn_t orig_port_name; /* originator port name */
wwn_t orig_node_name; /* originator node name */
u32 res2:8;
u32 nport_id:24; /* originator NPortID */
};
/*
* Exchange status block
*/
struct fc_exch_status_blk_s {
u32 oxid:16;
u32 rxid:16;
u32 res1:8;
u32 orig_np:24; /* originator NPortID */
u32 res2:8;
u32 resp_np:24; /* responder NPortID */
u32 es_bits;
u32 res3;
/*
* un modified section of the fields
*/
};
/*
* RES els command payload
*/
struct fc_res_s {
struct fc_els_cmd_s els_cmd; /* ELS command code */
u32 res1:8;
u32 nport_id:24; /* N_Port identifier of source */
u32 oxid:16;
u32 rxid:16;
u8 assoc_hdr[32];
};
/*
* RES els accept payload
*/
struct fc_res_acc_s {
struct fc_els_cmd_s els_cmd; /* ELS command code */
struct fc_exch_status_blk_s fc_exch_blk; /* Exchange status block */
};
/*
* REC els command payload
*/
struct fc_rec_s {
struct fc_els_cmd_s els_cmd; /* ELS command code */
u32 res1:8;
u32 nport_id:24; /* N_Port identifier of source */
u32 oxid:16;
u32 rxid:16;
};
#define FC_REC_ESB_OWN_RSP 0x80000000 /* responder owns */
#define FC_REC_ESB_SI 0x40000000 /* SI is owned */
#define FC_REC_ESB_COMP 0x20000000 /* exchange is complete */
#define FC_REC_ESB_ENDCOND_ABN 0x10000000 /* abnormal ending */
#define FC_REC_ESB_RQACT 0x04000000 /* recovery qual active */
#define FC_REC_ESB_ERRP_MSK 0x03000000
#define FC_REC_ESB_OXID_INV 0x00800000 /* invalid OXID */
#define FC_REC_ESB_RXID_INV 0x00400000 /* invalid RXID */
#define FC_REC_ESB_PRIO_INUSE 0x00200000
/*
* REC els accept payload
*/
struct fc_rec_acc_s {
struct fc_els_cmd_s els_cmd; /* ELS command code */
u32 oxid:16;
u32 rxid:16;
u32 res1:8;
u32 orig_id:24; /* N_Port id of exchange originator */
u32 res2:8;
u32 resp_id:24; /* N_Port id of exchange responder */
u32 count; /* data transfer count */
u32 e_stat; /* exchange status */
};
/*
* RSI els payload
*/
struct fc_rsi_s {
struct fc_els_cmd_s els_cmd;
u32 res1:8;
u32 orig_sid:24;
u32 oxid:16;
u32 rxid:16;
};
/*
* structure for PRLI paramater pages, both request & response
* see FC-PH-X table 113 & 115 for explanation also FCP table 8
*/
struct fc_prli_params_s {
u32 reserved:16;
#ifdef __BIG_ENDIAN
u32 reserved1:5;
u32 rec_support:1;
u32 task_retry_id:1;
u32 retry:1;
u32 confirm:1;
u32 doverlay:1;
u32 initiator:1;
u32 target:1;
u32 cdmix:1;
u32 drmix:1;
u32 rxrdisab:1;
u32 wxrdisab:1;
#else
u32 retry:1;
u32 task_retry_id:1;
u32 rec_support:1;
u32 reserved1:5;
u32 wxrdisab:1;
u32 rxrdisab:1;
u32 drmix:1;
u32 cdmix:1;
u32 target:1;
u32 initiator:1;
u32 doverlay:1;
u32 confirm:1;
#endif
};
/*
* valid values for rspcode in PRLI ACC payload
*/
enum {
FC_PRLI_ACC_XQTD = 0x1, /* request executed */
FC_PRLI_ACC_PREDEF_IMG = 0x5, /* predefined image - no prli needed */
};
struct fc_prli_params_page_s {
u32 type:8;
u32 codext:8;
#ifdef __BIG_ENDIAN
u32 origprocasv:1;
u32 rsppav:1;
u32 imagepair:1;
u32 reserved1:1;
u32 rspcode:4;
#else
u32 rspcode:4;
u32 reserved1:1;
u32 imagepair:1;
u32 rsppav:1;
u32 origprocasv:1;
#endif
u32 reserved2:8;
u32 origprocas;
u32 rspprocas;
struct fc_prli_params_s servparams;
};
/*
* PRLI request and accept payload, FC-PH-X tables 112 & 114
*/
struct fc_prli_s {
u32 command:8;
u32 pglen:8;
u32 pagebytes:16;
struct fc_prli_params_page_s parampage;
};
/*
* PRLO logout params page
*/
struct fc_prlo_params_page_s {
u32 type:8;
u32 type_ext:8;
#ifdef __BIG_ENDIAN
u32 opa_valid:1; /* originator process associator valid */
u32 rpa_valid:1; /* responder process associator valid */
u32 res1:14;
#else
u32 res1:14;
u32 rpa_valid:1; /* responder process associator valid */
u32 opa_valid:1; /* originator process associator valid */
#endif
u32 orig_process_assc;
u32 resp_process_assc;
u32 res2;
};
/*
* PRLO els command payload
*/
struct fc_prlo_s {
u32 command:8;
u32 page_len:8;
u32 payload_len:16;
struct fc_prlo_params_page_s prlo_params[1];
};
/*
* PRLO Logout response parameter page
*/
struct fc_prlo_acc_params_page_s {
u32 type:8;
u32 type_ext:8;
#ifdef __BIG_ENDIAN
u32 opa_valid:1; /* originator process associator valid */
u32 rpa_valid:1; /* responder process associator valid */
u32 res1:14;
#else
u32 res1:14;
u32 rpa_valid:1; /* responder process associator valid */
u32 opa_valid:1; /* originator process associator valid */
#endif
u32 orig_process_assc;
u32 resp_process_assc;
u32 fc4type_csp;
};
/*
* PRLO els command ACC payload
*/
struct fc_prlo_acc_s {
u32 command:8;
u32 page_len:8;
u32 payload_len:16;
struct fc_prlo_acc_params_page_s prlo_acc_params[1];
};
/*
* SCR els command payload
*/
enum {
FC_SCR_REG_FUNC_FABRIC_DETECTED = 0x01,
FC_SCR_REG_FUNC_N_PORT_DETECTED = 0x02,
FC_SCR_REG_FUNC_FULL = 0x03,
FC_SCR_REG_FUNC_CLEAR_REG = 0xFF,
};
/* SCR VU registrations */
enum {
FC_VU_SCR_REG_FUNC_FABRIC_NAME_CHANGE = 0x01
};
struct fc_scr_s {
u32 command:8;
u32 res:24;
u32 vu_reg_func:8; /* Vendor Unique Registrations */
u32 res1:16;
u32 reg_func:8;
};
/*
* Information category for Basic link data
*/
enum {
FC_CAT_NOP = 0x0,
FC_CAT_ABTS = 0x1,
FC_CAT_RMC = 0x2,
FC_CAT_BA_ACC = 0x4,
FC_CAT_BA_RJT = 0x5,
FC_CAT_PRMT = 0x6,
};
/*
* LS_RJT els reply payload
*/
struct fc_ls_rjt_s {
struct fc_els_cmd_s els_cmd; /* ELS command code */
u32 res1:8;
u32 reason_code:8; /* Reason code for reject */
u32 reason_code_expl:8; /* Reason code explanation */
u32 vendor_unique:8; /* Vendor specific */
};
/*
* LS_RJT reason codes
*/
enum {
FC_LS_RJT_RSN_INV_CMD_CODE = 0x01,
FC_LS_RJT_RSN_LOGICAL_ERROR = 0x03,
FC_LS_RJT_RSN_LOGICAL_BUSY = 0x05,
FC_LS_RJT_RSN_PROTOCOL_ERROR = 0x07,
FC_LS_RJT_RSN_UNABLE_TO_PERF_CMD = 0x09,
FC_LS_RJT_RSN_CMD_NOT_SUPP = 0x0B,
};
/*
* LS_RJT reason code explanation
*/
enum {
FC_LS_RJT_EXP_NO_ADDL_INFO = 0x00,
FC_LS_RJT_EXP_SPARMS_ERR_OPTIONS = 0x01,
FC_LS_RJT_EXP_SPARMS_ERR_INI_CTL = 0x03,
FC_LS_RJT_EXP_SPARMS_ERR_REC_CTL = 0x05,
FC_LS_RJT_EXP_SPARMS_ERR_RXSZ = 0x07,
FC_LS_RJT_EXP_SPARMS_ERR_CONSEQ = 0x09,
FC_LS_RJT_EXP_SPARMS_ERR_CREDIT = 0x0B,
FC_LS_RJT_EXP_INV_PORT_NAME = 0x0D,
FC_LS_RJT_EXP_INV_NODE_FABRIC_NAME = 0x0E,
FC_LS_RJT_EXP_INV_CSP = 0x0F,
FC_LS_RJT_EXP_INV_ASSOC_HDR = 0x11,
FC_LS_RJT_EXP_ASSOC_HDR_REQD = 0x13,
FC_LS_RJT_EXP_INV_ORIG_S_ID = 0x15,
FC_LS_RJT_EXP_INV_OXID_RXID_COMB = 0x17,
FC_LS_RJT_EXP_CMD_ALREADY_IN_PROG = 0x19,
FC_LS_RJT_EXP_LOGIN_REQUIRED = 0x1E,
FC_LS_RJT_EXP_INVALID_NPORT_ID = 0x1F,
FC_LS_RJT_EXP_INSUFF_RES = 0x29,
FC_LS_RJT_EXP_CMD_NOT_SUPP = 0x2C,
FC_LS_RJT_EXP_INV_PAYLOAD_LEN = 0x2D,
};
/*
* RRQ els command payload
*/
struct fc_rrq_s {
struct fc_els_cmd_s els_cmd; /* ELS command code */
u32 res1:8;
u32 s_id:24; /* exchange originator S_ID */
u32 ox_id:16; /* originator exchange ID */
u32 rx_id:16; /* responder exchange ID */
u32 res2[8]; /* optional association header */
};
/*
* ABTS BA_ACC reply payload
*/
struct fc_ba_acc_s {
u32 seq_id_valid:8; /* set to 0x00 for Abort Exchange */
u32 seq_id:8; /* invalid for Abort Exchange */
u32 res2:16;
u32 ox_id:16; /* OX_ID from ABTS frame */
u32 rx_id:16; /* RX_ID from ABTS frame */
u32 low_seq_cnt:16; /* set to 0x0000 for Abort Exchange */
u32 high_seq_cnt:16; /* set to 0xFFFF for Abort Exchange */
};
/*
* ABTS BA_RJT reject payload
*/
struct fc_ba_rjt_s {
u32 res1:8; /* Reserved */
u32 reason_code:8; /* reason code for reject */
u32 reason_expl:8; /* reason code explanation */
u32 vendor_unique:8; /* vendor unique reason code,set to 0 */
};
/*
* TPRLO logout parameter page
*/
struct fc_tprlo_params_page_s {
u32 type:8;
u32 type_ext:8;
#ifdef __BIG_ENDIAN
u32 opa_valid:1;
u32 rpa_valid:1;
u32 tpo_nport_valid:1;
u32 global_process_logout:1;
u32 res1:12;
#else
u32 res1:12;
u32 global_process_logout:1;
u32 tpo_nport_valid:1;
u32 rpa_valid:1;
u32 opa_valid:1;
#endif
u32 orig_process_assc;
u32 resp_process_assc;
u32 res2:8;
u32 tpo_nport_id;
};
/*
* TPRLO ELS command payload
*/
struct fc_tprlo_s {
u32 command:8;
u32 page_len:8;
u32 payload_len:16;
struct fc_tprlo_params_page_s tprlo_params[1];
};
enum fc_tprlo_type {
FC_GLOBAL_LOGO = 1,
FC_TPR_LOGO
};
/*
* TPRLO els command ACC payload
*/
struct fc_tprlo_acc_s {
u32 command:8;
u32 page_len:8;
u32 payload_len:16;
struct fc_prlo_acc_params_page_s tprlo_acc_params[1];
};
/*
* RSCN els command req payload
*/
#define FC_RSCN_PGLEN 0x4
enum fc_rscn_format {
FC_RSCN_FORMAT_PORTID = 0x0,
FC_RSCN_FORMAT_AREA = 0x1,
FC_RSCN_FORMAT_DOMAIN = 0x2,
FC_RSCN_FORMAT_FABRIC = 0x3,
};
struct fc_rscn_event_s {
u32 format:2;
u32 qualifier:4;
u32 resvd:2;
u32 portid:24;
};
struct fc_rscn_pl_s {
u8 command;
u8 pagelen;
__be16 payldlen;
struct fc_rscn_event_s event[1];
};
/*
* ECHO els command req payload
*/
struct fc_echo_s {
struct fc_els_cmd_s els_cmd;
};
/*
* RNID els command
*/
#define RNID_NODEID_DATA_FORMAT_COMMON 0x00
#define RNID_NODEID_DATA_FORMAT_FCP3 0x08
#define RNID_NODEID_DATA_FORMAT_DISCOVERY 0xDF
#define RNID_ASSOCIATED_TYPE_UNKNOWN 0x00000001
#define RNID_ASSOCIATED_TYPE_OTHER 0x00000002
#define RNID_ASSOCIATED_TYPE_HUB 0x00000003
#define RNID_ASSOCIATED_TYPE_SWITCH 0x00000004
#define RNID_ASSOCIATED_TYPE_GATEWAY 0x00000005
#define RNID_ASSOCIATED_TYPE_STORAGE_DEVICE 0x00000009
#define RNID_ASSOCIATED_TYPE_HOST 0x0000000A
#define RNID_ASSOCIATED_TYPE_STORAGE_SUBSYSTEM 0x0000000B
#define RNID_ASSOCIATED_TYPE_STORAGE_ACCESS_DEVICE 0x0000000E
#define RNID_ASSOCIATED_TYPE_NAS_SERVER 0x00000011
#define RNID_ASSOCIATED_TYPE_BRIDGE 0x00000002
#define RNID_ASSOCIATED_TYPE_VIRTUALIZATION_DEVICE 0x00000003
#define RNID_ASSOCIATED_TYPE_MULTI_FUNCTION_DEVICE 0x000000FF
/*
* RNID els command payload
*/
struct fc_rnid_cmd_s {
struct fc_els_cmd_s els_cmd;
u32 node_id_data_format:8;
u32 reserved:24;
};
/*
* RNID els response payload
*/
struct fc_rnid_common_id_data_s {
wwn_t port_name;
wwn_t node_name;
};
struct fc_rnid_general_topology_data_s {
u32 vendor_unique[4];
__be32 asso_type;
u32 phy_port_num;
__be32 num_attached_nodes;
u32 node_mgmt:8;
u32 ip_version:8;
u32 udp_tcp_port_num:16;
u32 ip_address[4];
u32 reserved:16;
u32 vendor_specific:16;
};
struct fc_rnid_acc_s {
struct fc_els_cmd_s els_cmd;
u32 node_id_data_format:8;
u32 common_id_data_length:8;
u32 reserved:8;
u32 specific_id_data_length:8;
struct fc_rnid_common_id_data_s common_id_data;
struct fc_rnid_general_topology_data_s gen_topology_data;
};
#define RNID_ASSOCIATED_TYPE_UNKNOWN 0x00000001
#define RNID_ASSOCIATED_TYPE_OTHER 0x00000002
#define RNID_ASSOCIATED_TYPE_HUB 0x00000003
#define RNID_ASSOCIATED_TYPE_SWITCH 0x00000004
#define RNID_ASSOCIATED_TYPE_GATEWAY 0x00000005
#define RNID_ASSOCIATED_TYPE_STORAGE_DEVICE 0x00000009
#define RNID_ASSOCIATED_TYPE_HOST 0x0000000A
#define RNID_ASSOCIATED_TYPE_STORAGE_SUBSYSTEM 0x0000000B
#define RNID_ASSOCIATED_TYPE_STORAGE_ACCESS_DEVICE 0x0000000E
#define RNID_ASSOCIATED_TYPE_NAS_SERVER 0x00000011
#define RNID_ASSOCIATED_TYPE_BRIDGE 0x00000002
#define RNID_ASSOCIATED_TYPE_VIRTUALIZATION_DEVICE 0x00000003
#define RNID_ASSOCIATED_TYPE_MULTI_FUNCTION_DEVICE 0x000000FF
enum fc_rpsc_speed_cap {
RPSC_SPEED_CAP_1G = 0x8000,
RPSC_SPEED_CAP_2G = 0x4000,
RPSC_SPEED_CAP_4G = 0x2000,
RPSC_SPEED_CAP_10G = 0x1000,
RPSC_SPEED_CAP_8G = 0x0800,
RPSC_SPEED_CAP_16G = 0x0400,
RPSC_SPEED_CAP_UNKNOWN = 0x0001,
};
enum fc_rpsc_op_speed {
RPSC_OP_SPEED_1G = 0x8000,
RPSC_OP_SPEED_2G = 0x4000,
RPSC_OP_SPEED_4G = 0x2000,
RPSC_OP_SPEED_10G = 0x1000,
RPSC_OP_SPEED_8G = 0x0800,
RPSC_OP_SPEED_16G = 0x0400,
RPSC_OP_SPEED_NOT_EST = 0x0001, /* speed not established */
};
struct fc_rpsc_speed_info_s {
__be16 port_speed_cap; /* see enum fc_rpsc_speed_cap */
__be16 port_op_speed; /* see enum fc_rpsc_op_speed */
};
/*
* If RPSC request is sent to the Domain Controller, the request is for
* all the ports within that domain.
*/
struct fc_rpsc_cmd_s {
struct fc_els_cmd_s els_cmd;
};
/*
* RPSC Acc
*/
struct fc_rpsc_acc_s {
u32 command:8;
u32 rsvd:8;
u32 num_entries:16;
struct fc_rpsc_speed_info_s speed_info[1];
};
/*
* If RPSC2 request is sent to the Domain Controller,
*/
#define FC_BRCD_TOKEN 0x42524344
struct fc_rpsc2_cmd_s {
struct fc_els_cmd_s els_cmd;
__be32 token;
u16 resvd;
__be16 num_pids; /* Number of pids in the request */
struct {
u32 rsvd1:8;
u32 pid:24; /* port identifier */
} pid_list[1];
};
enum fc_rpsc2_port_type {
RPSC2_PORT_TYPE_UNKNOWN = 0,
RPSC2_PORT_TYPE_NPORT = 1,
RPSC2_PORT_TYPE_NLPORT = 2,
RPSC2_PORT_TYPE_NPIV_PORT = 0x5f,
RPSC2_PORT_TYPE_NPORT_TRUNK = 0x6f,
};
/*
* RPSC2 portInfo entry structure
*/
struct fc_rpsc2_port_info_s {
__be32 pid; /* PID */
u16 resvd1;
__be16 index; /* port number / index */
u8 resvd2;
u8 type; /* port type N/NL/... */
__be16 speed; /* port Operating Speed */
};
/*
* RPSC2 Accept payload
*/
struct fc_rpsc2_acc_s {
u8 els_cmd;
u8 resvd;
__be16 num_pids; /* Number of pids in the request */
struct fc_rpsc2_port_info_s port_info[1]; /* port information */
};