aboutsummaryrefslogtreecommitdiff
path: root/drivers/scsi/bfa/include/protocol/fc.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/scsi/bfa/include/protocol/fc.h')
-rw-r--r--drivers/scsi/bfa/include/protocol/fc.h1105
1 files changed, 1105 insertions, 0 deletions
diff --git a/drivers/scsi/bfa/include/protocol/fc.h b/drivers/scsi/bfa/include/protocol/fc.h
new file mode 100644
index 00000000000..3e39ba58cfb
--- /dev/null
+++ b/drivers/scsi/bfa/include/protocol/fc.h
@@ -0,0 +1,1105 @@
+/*
+ * Copyright (c) 2005-2009 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 __FC_H__
+#define __FC_H__
+
+#include <protocol/types.h>
+
+#pragma pack(1)
+
+/*
+ * Fibre Channel Header Structure (FCHS) definition
+ */
+struct fchs_s {
+#ifdef __BIGENDIAN
+ 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 */
+
+ u16 ox_id; /* originator exchange ID */
+ u16 rx_id; /* responder exchange ID */
+
+ u32 ro; /* relative offset */
+};
+/*
+ * Fibre Channel BB_E Header Structure
+ */
+struct fcbbehs_s {
+ u16 ver_rsvd;
+ u32 rsvd[2];
+ u32 rsvd__sof;
+};
+
+#define FC_SEQ_ID_MAX 256
+
+/*
+ * 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 */
+};
+
+/*
+ * information category for Link Control
+ */
+enum {
+ FC_CAT_ACK_1 = 0x00,
+ FC_CAT_ACK_0_N = 0x01,
+ FC_CAT_P_RJT = 0x02,
+ FC_CAT_F_RJT = 0x03,
+ FC_CAT_P_BSY = 0x04,
+ FC_CAT_F_BSY_DATA = 0x05,
+ FC_CAT_F_BSY_LINK_CTL = 0x06,
+ FC_CAT_F_LCR = 0x07,
+ FC_CAT_NTY = 0x08,
+ FC_CAT_END = 0x09,
+};
+
+/*
+ * 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_MAX = 256, /* 256 FC-4 types */
+};
+
+struct fc_fc4types_s{
+ u8 bits[FC_TYPE_MAX / 8];
+};
+
+/*
+ * 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_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 */
+ u16 bbcred; /* BB_Credit */
+
+#ifdef __BIGENDIAN
+ 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
+
+ u16 rxsz; /* recieve data_field size */
+
+ u16 conseq;
+ u16 ro_bitmap;
+
+ u32 e_d_tov;
+};
+
+/*
+ * N_Port PLOGI Class Specific Parameters.
+ * FC-PH-x. Figure 78. pg. 318.
+ */
+struct fc_plogi_clp_s{
+#ifdef __BIGENDIAN
+ 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;
+};
+
+#define FLOGI_VVL_BRCD 0x42524344 /* ASCII value for each character in
+ * string "BRCD" */
+
+/*
+ * 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 __BIGENDIAN
+ 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 __BIGENDIAN
+ 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 __BIGENDIAN
+ 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 __BIGENDIAN
+ 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 __BIGENDIAN
+ 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;
+ u16 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];
+ u32 asso_type;
+ u32 phy_port_num;
+ u32 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_s{
+ 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{
+ u16 port_speed_cap; /*! see fc_rpsc_speed_cap_t */
+ u16 port_op_speed; /*! see fc_rpsc_op_speed_t */
+};
+
+enum link_e2e_beacon_subcmd{
+ LINK_E2E_BEACON_ON = 1,
+ LINK_E2E_BEACON_OFF = 2
+};
+
+enum beacon_type{
+ BEACON_TYPE_NORMAL = 1, /*! Normal Beaconing. Green */
+ BEACON_TYPE_WARN = 2, /*! Warning Beaconing. Yellow/Amber */
+ BEACON_TYPE_CRITICAL = 3 /*! Critical Beaconing. Red */
+};
+
+struct link_e2e_beacon_param_s {
+ u8 beacon_type; /* Beacon Type. See beacon_type_t */
+ u8 beacon_frequency;
+ /* Beacon frequency. Number of blinks
+ * per 10 seconds
+ */
+ u16 beacon_duration;/* Beacon duration (in Seconds). The
+ * command operation should be
+ * terminated at the end of this
+ * timeout value.
+ *
+ * Ignored if diag_sub_cmd is
+ * LINK_E2E_BEACON_OFF.
+ *
+ * If 0, beaconing will continue till a
+ * BEACON OFF request is received
+ */
+};
+
+/*
+ * Link E2E beacon request/good response format. For LS_RJTs use fc_ls_rjt_t
+ */
+struct link_e2e_beacon_req_s{
+ u32 ls_code; /*! FC_ELS_E2E_LBEACON in requests *
+ *or FC_ELS_ACC in good replies */
+ u32 ls_sub_cmd; /*! See link_e2e_beacon_subcmd_t */
+ struct link_e2e_beacon_param_s beacon_parm;
+};
+
+/**
+ * If RPSC request is sent to the Domain Controller, the request is for
+ * all the ports within that domain (TODO - I don't think FOS implements
+ * this...).
+ */
+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;
+ u32 token;
+ u16 resvd;
+ u16 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{
+ u32 pid; /* PID */
+ u16 resvd1;
+ u16 index; /* port number / index */
+ u8 resvd2;
+ u8 type; /* port type N/NL/... */
+ u16 speed; /* port Operating Speed */
+};
+
+/*
+ * RPSC2 Accept payload
+ */
+struct fc_rpsc2_acc_s{
+ u8 els_cmd;
+ u8 resvd;
+ u16 num_pids; /* Number of pids in the request */
+ struct fc_rpsc2_port_info_s port_info[1]; /* port information */
+};
+
+/**
+ * bit fields so that multiple classes can be specified
+ */
+enum fc_cos{
+ FC_CLASS_2 = 0x04,
+ FC_CLASS_3 = 0x08,
+ FC_CLASS_2_3 = 0x0C,
+};
+
+/*
+ * symbolic name
+ */
+struct fc_symname_s{
+ u8 symname[FC_SYMNAME_MAX];
+};
+
+struct fc_alpabm_s{
+ u8 alpa_bm[FC_ALPA_MAX / 8];
+};
+
+/*
+ * protocol default timeout values
+ */
+#define FC_ED_TOV 2
+#define FC_REC_TOV (FC_ED_TOV + 1)
+#define FC_RA_TOV 10
+#define FC_ELS_TOV (2 * FC_RA_TOV)
+
+/*
+ * virtual fabric related defines
+ */
+#define FC_VF_ID_NULL 0 /* must not be used as VF_ID */
+#define FC_VF_ID_MIN 1
+#define FC_VF_ID_MAX 0xEFF
+#define FC_VF_ID_CTL 0xFEF /* control VF_ID */
+
+/**
+ * Virtual Fabric Tagging header format
+ * @caution This is defined only in BIG ENDIAN format.
+ */
+struct fc_vft_s{
+ u32 r_ctl:8;
+ u32 ver:2;
+ u32 type:4;
+ u32 res_a:2;
+ u32 priority:3;
+ u32 vf_id:12;
+ u32 res_b:1;
+ u32 hopct:8;
+ u32 res_c:24;
+};
+
+#pragma pack()
+
+#endif