1ef270ab1SKenneth D. Merry /*- 2ef270ab1SKenneth D. Merry * Copyright (c) 2017 Broadcom. All rights reserved. 3ef270ab1SKenneth D. Merry * The term "Broadcom" refers to Broadcom Limited and/or its subsidiaries. 4ef270ab1SKenneth D. Merry * 5ef270ab1SKenneth D. Merry * Redistribution and use in source and binary forms, with or without 6ef270ab1SKenneth D. Merry * modification, are permitted provided that the following conditions are met: 7ef270ab1SKenneth D. Merry * 8ef270ab1SKenneth D. Merry * 1. Redistributions of source code must retain the above copyright notice, 9ef270ab1SKenneth D. Merry * this list of conditions and the following disclaimer. 10ef270ab1SKenneth D. Merry * 11ef270ab1SKenneth D. Merry * 2. Redistributions in binary form must reproduce the above copyright notice, 12ef270ab1SKenneth D. Merry * this list of conditions and the following disclaimer in the documentation 13ef270ab1SKenneth D. Merry * and/or other materials provided with the distribution. 14ef270ab1SKenneth D. Merry * 15ef270ab1SKenneth D. Merry * 3. Neither the name of the copyright holder nor the names of its contributors 16ef270ab1SKenneth D. Merry * may be used to endorse or promote products derived from this software 17ef270ab1SKenneth D. Merry * without specific prior written permission. 18ef270ab1SKenneth D. Merry * 19ef270ab1SKenneth D. Merry * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 20ef270ab1SKenneth D. Merry * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21ef270ab1SKenneth D. Merry * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22ef270ab1SKenneth D. Merry * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE 23ef270ab1SKenneth D. Merry * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24ef270ab1SKenneth D. Merry * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25ef270ab1SKenneth D. Merry * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26ef270ab1SKenneth D. Merry * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27ef270ab1SKenneth D. Merry * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28ef270ab1SKenneth D. Merry * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29ef270ab1SKenneth D. Merry * POSSIBILITY OF SUCH DAMAGE. 30ef270ab1SKenneth D. Merry */ 31ef270ab1SKenneth D. Merry 32ef270ab1SKenneth D. Merry /** 33ef270ab1SKenneth D. Merry * @file 34ef270ab1SKenneth D. Merry * Contains declarations shared between the alex layer and HW/SLI4 35ef270ab1SKenneth D. Merry */ 36ef270ab1SKenneth D. Merry 37ef270ab1SKenneth D. Merry #if !defined(__OCS_COMMON_H__) 38ef270ab1SKenneth D. Merry #define __OCS_COMMON_H__ 39ef270ab1SKenneth D. Merry 40ef270ab1SKenneth D. Merry #include "ocs_sm.h" 41ef270ab1SKenneth D. Merry #include "ocs_utils.h" 42ef270ab1SKenneth D. Merry 43ef270ab1SKenneth D. Merry #define OCS_CTRLMASK_XPORT_DISABLE_AUTORSP_TSEND (1U << 0) 44ef270ab1SKenneth D. Merry #define OCS_CTRLMASK_XPORT_DISABLE_AUTORSP_TRECEIVE (1U << 1) 45ef270ab1SKenneth D. Merry #define OCS_CTRLMASK_XPORT_ENABLE_TARGET_RSCN (1U << 3) 46ef270ab1SKenneth D. Merry #define OCS_CTRLMASK_TGT_ALWAYS_VERIFY_DIF (1U << 4) 47ef270ab1SKenneth D. Merry #define OCS_CTRLMASK_TGT_SET_DIF_REF_TAG_CRC (1U << 5) 48ef270ab1SKenneth D. Merry #define OCS_CTRLMASK_TEST_CHAINED_SGLS (1U << 6) 49ef270ab1SKenneth D. Merry #define OCS_CTRLMASK_ISCSI_ISNS_ENABLE (1U << 7) 50ef270ab1SKenneth D. Merry #define OCS_CTRLMASK_ENABLE_FABRIC_EMULATION (1U << 8) 51ef270ab1SKenneth D. Merry #define OCS_CTRLMASK_INHIBIT_INITIATOR (1U << 9) 52ef270ab1SKenneth D. Merry #define OCS_CTRLMASK_CRASH_RESET (1U << 10) 53ef270ab1SKenneth D. Merry 54ef270ab1SKenneth D. Merry #define enable_target_rscn(ocs) \ 55ef270ab1SKenneth D. Merry ((ocs->ctrlmask & OCS_CTRLMASK_XPORT_ENABLE_TARGET_RSCN) != 0) 56ef270ab1SKenneth D. Merry 57ef270ab1SKenneth D. Merry /* Used for error injection testing. */ 58ef270ab1SKenneth D. Merry typedef enum { 59ef270ab1SKenneth D. Merry NO_ERR_INJECT = 0, 60ef270ab1SKenneth D. Merry INJECT_DROP_CMD, 61ef270ab1SKenneth D. Merry INJECT_FREE_DROPPED, 62ef270ab1SKenneth D. Merry INJECT_DROP_DATA, 63ef270ab1SKenneth D. Merry INJECT_DROP_RESP, 64ef270ab1SKenneth D. Merry INJECT_DELAY_CMD, 65ef270ab1SKenneth D. Merry } ocs_err_injection_e; 66ef270ab1SKenneth D. Merry 67ef270ab1SKenneth D. Merry #define MAX_OCS_DEVICES 64 68ef270ab1SKenneth D. Merry 69ef270ab1SKenneth D. Merry typedef enum {OCS_XPORT_FC, OCS_XPORT_ISCSI} ocs_xport_e; 70ef270ab1SKenneth D. Merry 71ef270ab1SKenneth D. Merry #define OCS_SERVICE_PARMS_LENGTH 0x74 72ef270ab1SKenneth D. Merry #define OCS_DISPLAY_NAME_LENGTH 32 73ef270ab1SKenneth D. Merry #define OCS_DISPLAY_BUS_INFO_LENGTH 16 74ef270ab1SKenneth D. Merry 75ef270ab1SKenneth D. Merry #define OCS_WWN_LENGTH 32 76ef270ab1SKenneth D. Merry 77ef270ab1SKenneth D. Merry typedef struct ocs_hw_s ocs_hw_t; 78ef270ab1SKenneth D. Merry typedef struct ocs_domain_s ocs_domain_t; 79ef270ab1SKenneth D. Merry typedef struct ocs_sli_port_s ocs_sli_port_t; 80ef270ab1SKenneth D. Merry typedef struct ocs_sli_port_s ocs_sport_t; 81ef270ab1SKenneth D. Merry typedef struct ocs_remote_node_s ocs_remote_node_t; 82ef270ab1SKenneth D. Merry typedef struct ocs_remote_node_group_s ocs_remote_node_group_t; 83ef270ab1SKenneth D. Merry typedef struct ocs_node_s ocs_node_t; 84ef270ab1SKenneth D. Merry typedef struct ocs_io_s ocs_io_t; 85ef270ab1SKenneth D. Merry typedef struct ocs_xport_s ocs_xport_t; 86ef270ab1SKenneth D. Merry typedef struct ocs_node_cb_s ocs_node_cb_t; 87ef270ab1SKenneth D. Merry typedef struct ocs_ns_s ocs_ns_t; 88ef270ab1SKenneth D. Merry 89ef270ab1SKenneth D. Merry /* Node group data structure */ 90ef270ab1SKenneth D. Merry typedef struct ocs_node_group_dir_s ocs_node_group_dir_t; 91ef270ab1SKenneth D. Merry 92ef270ab1SKenneth D. Merry #include "ocs_cam.h" 93ef270ab1SKenneth D. Merry 94ef270ab1SKenneth D. Merry /*-------------------------------------------------- 95ef270ab1SKenneth D. Merry * Shared HW/SLI objects 96ef270ab1SKenneth D. Merry * 97ef270ab1SKenneth D. Merry * Several objects used by the HW/SLI layers are communal; part of the 98ef270ab1SKenneth D. Merry * object is for the sole use of the lower layers, but implementations 99ef270ab1SKenneth D. Merry * are free to add their own fields if desired. 100ef270ab1SKenneth D. Merry */ 101ef270ab1SKenneth D. Merry 102ef270ab1SKenneth D. Merry /** 103ef270ab1SKenneth D. Merry * @brief Description of discovered Fabric Domain 104ef270ab1SKenneth D. Merry * 105ef270ab1SKenneth D. Merry * @note Not all fields are valid for all mediums (FC/ethernet). 106ef270ab1SKenneth D. Merry */ 107ef270ab1SKenneth D. Merry typedef struct ocs_domain_record_s { 108ef270ab1SKenneth D. Merry uint32_t index; /**< FCF table index (used in REG_FCFI) */ 109ef270ab1SKenneth D. Merry uint32_t priority; /**< FCF reported priority */ 110ef270ab1SKenneth D. Merry uint8_t address[6]; /**< Switch MAC/FC address */ 111ef270ab1SKenneth D. Merry uint8_t wwn[8]; /**< Switch WWN */ 112ef270ab1SKenneth D. Merry union { 113ef270ab1SKenneth D. Merry uint8_t vlan[512]; /**< bitmap of valid VLAN IDs */ 114ef270ab1SKenneth D. Merry uint8_t loop[128]; /**< FC-AL position map */ 115ef270ab1SKenneth D. Merry } map; 116ef270ab1SKenneth D. Merry uint32_t speed; /**< link speed */ 117ef270ab1SKenneth D. Merry uint32_t fc_id; /**< our ports fc_id */ 118ef270ab1SKenneth D. Merry uint32_t is_fc:1, /**< Connection medium is native FC */ 119ef270ab1SKenneth D. Merry is_ethernet:1, /**< Connection medium is ethernet (FCoE) */ 120ef270ab1SKenneth D. Merry is_loop:1, /**< Topology is FC-AL */ 121ef270ab1SKenneth D. Merry is_nport:1, /**< Topology is N-PORT */ 122ef270ab1SKenneth D. Merry :28; 123ef270ab1SKenneth D. Merry } ocs_domain_record_t; 124ef270ab1SKenneth D. Merry 125ef270ab1SKenneth D. Merry /** 126ef270ab1SKenneth D. Merry * @brief Node group directory entry 127ef270ab1SKenneth D. Merry */ 128ef270ab1SKenneth D. Merry struct ocs_node_group_dir_s { 129ef270ab1SKenneth D. Merry uint32_t instance_index; /*<< instance index */ 130ef270ab1SKenneth D. Merry ocs_sport_t *sport; /*<< pointer to sport */ 131ef270ab1SKenneth D. Merry uint8_t service_params[OCS_SERVICE_PARMS_LENGTH]; /**< Login parameters */ 132ef270ab1SKenneth D. Merry ocs_list_link_t link; /**< linked list link */ 133ef270ab1SKenneth D. Merry ocs_list_t node_group_list; /**< linked list of node groups */ 134ef270ab1SKenneth D. Merry uint32_t node_group_list_count; /**< current number of elements on the node group list */ 135ef270ab1SKenneth D. Merry uint32_t next_idx; /*<< index of the next node group in list */ 136ef270ab1SKenneth D. Merry }; 137ef270ab1SKenneth D. Merry 138ef270ab1SKenneth D. Merry typedef enum { 139ef270ab1SKenneth D. Merry OCS_SPORT_TOPOLOGY_UNKNOWN=0, 140ef270ab1SKenneth D. Merry OCS_SPORT_TOPOLOGY_FABRIC, 141ef270ab1SKenneth D. Merry OCS_SPORT_TOPOLOGY_P2P, 142ef270ab1SKenneth D. Merry OCS_SPORT_TOPOLOGY_LOOP, 143ef270ab1SKenneth D. Merry } ocs_sport_topology_e; 144ef270ab1SKenneth D. Merry 145ef270ab1SKenneth D. Merry /** 146ef270ab1SKenneth D. Merry * @brief SLI Port object 147ef270ab1SKenneth D. Merry * 148ef270ab1SKenneth D. Merry * The SLI Port object represents the connection between the driver and the 149ef270ab1SKenneth D. Merry * FC/FCoE domain. In some topologies / hardware, it is possible to have 150ef270ab1SKenneth D. Merry * multiple connections to the domain via different WWN. Each would require 151ef270ab1SKenneth D. Merry * a separate SLI port object. 152ef270ab1SKenneth D. Merry */ 153ef270ab1SKenneth D. Merry struct ocs_sli_port_s { 154ef270ab1SKenneth D. Merry ocs_t *ocs; /**< pointer to ocs */ 155ef270ab1SKenneth D. Merry uint32_t tgt_id; /**< target id */ 156ef270ab1SKenneth D. Merry uint32_t index; /**< ??? */ 157ef270ab1SKenneth D. Merry uint32_t instance_index; 158ef270ab1SKenneth D. Merry char display_name[OCS_DISPLAY_NAME_LENGTH]; /**< sport display name */ 159ef270ab1SKenneth D. Merry ocs_domain_t *domain; /**< current fabric domain */ 160ef270ab1SKenneth D. Merry uint32_t is_vport:1; /**< this SPORT is a virtual port */ 161ef270ab1SKenneth D. Merry uint64_t wwpn; /**< WWPN from HW (host endian) */ 162ef270ab1SKenneth D. Merry uint64_t wwnn; /**< WWNN from HW (host endian) */ 163ef270ab1SKenneth D. Merry ocs_list_t node_list; /**< list of nodes */ 164ef270ab1SKenneth D. Merry ocs_scsi_ini_sport_t ini_sport; /**< initiator backend private sport data */ 165ef270ab1SKenneth D. Merry ocs_scsi_tgt_sport_t tgt_sport; /**< target backend private sport data */ 166ef270ab1SKenneth D. Merry void *tgt_data; /**< target backend private pointer */ 167ef270ab1SKenneth D. Merry void *ini_data; /**< initiator backend private pointer */ 168ef270ab1SKenneth D. Merry ocs_mgmt_functions_t *mgmt_functions; 169ef270ab1SKenneth D. Merry 170ef270ab1SKenneth D. Merry /* 171ef270ab1SKenneth D. Merry * Members private to HW/SLI 172ef270ab1SKenneth D. Merry */ 173ef270ab1SKenneth D. Merry ocs_sm_ctx_t ctx; /**< state machine context */ 174ef270ab1SKenneth D. Merry ocs_hw_t *hw; /**< pointer to HW */ 175ef270ab1SKenneth D. Merry uint32_t indicator; /**< VPI */ 176ef270ab1SKenneth D. Merry uint32_t fc_id; /**< FC address */ 177ef270ab1SKenneth D. Merry ocs_dma_t dma; /**< memory for Service Parameters */ 178ef270ab1SKenneth D. Merry 179ef270ab1SKenneth D. Merry uint8_t wwnn_str[OCS_WWN_LENGTH]; /**< WWN (ASCII) */ 180ef270ab1SKenneth D. Merry uint64_t sli_wwpn; /**< WWPN (wire endian) */ 181ef270ab1SKenneth D. Merry uint64_t sli_wwnn; /**< WWNN (wire endian) */ 182ef270ab1SKenneth D. Merry uint32_t sm_free_req_pending:1; /**< Free request received while waiting for attach response */ 183ef270ab1SKenneth D. Merry 184ef270ab1SKenneth D. Merry /* 185ef270ab1SKenneth D. Merry * Implementation specific fields allowed here 186ef270ab1SKenneth D. Merry */ 187ef270ab1SKenneth D. Merry ocs_sm_ctx_t sm; /**< sport context state machine */ 188ef270ab1SKenneth D. Merry sparse_vector_t lookup; /**< fc_id to node lookup object */ 189ef270ab1SKenneth D. Merry ocs_list_link_t link; 190ef270ab1SKenneth D. Merry uint32_t enable_ini:1, /**< SCSI initiator enabled for this node */ 191ef270ab1SKenneth D. Merry enable_tgt:1, /**< SCSI target enabled for this node */ 192ef270ab1SKenneth D. Merry enable_rscn:1, /**< This SPORT will be expecting RSCN */ 193ef270ab1SKenneth D. Merry shutting_down:1, /**< sport in process of shutting down */ 194ef270ab1SKenneth D. Merry p2p_winner:1; /**< TRUE if we're the point-to-point winner */ 195ef270ab1SKenneth D. Merry ocs_sport_topology_e topology; /**< topology: fabric/p2p/unknown */ 196ef270ab1SKenneth D. Merry uint8_t service_params[OCS_SERVICE_PARMS_LENGTH]; /**< Login parameters */ 197ef270ab1SKenneth D. Merry uint32_t p2p_remote_port_id; /**< Remote node's port id for p2p */ 198ef270ab1SKenneth D. Merry uint32_t p2p_port_id; /**< our port's id */ 199ef270ab1SKenneth D. Merry 200ef270ab1SKenneth D. Merry /* List of remote node group directory entries (used by high login mode) */ 201ef270ab1SKenneth D. Merry ocs_lock_t node_group_lock; 202ef270ab1SKenneth D. Merry uint32_t node_group_dir_next_instance; /**< HLM next node group directory instance value */ 203ef270ab1SKenneth D. Merry uint32_t node_group_next_instance; /**< HLM next node group instance value */ 204ef270ab1SKenneth D. Merry ocs_list_t node_group_dir_list; 205ef270ab1SKenneth D. Merry }; 206ef270ab1SKenneth D. Merry 207ef270ab1SKenneth D. Merry /** 208ef270ab1SKenneth D. Merry * @brief Fibre Channel domain object 209ef270ab1SKenneth D. Merry * 210ef270ab1SKenneth D. Merry * This object is a container for the various SLI components needed 211ef270ab1SKenneth D. Merry * to connect to the domain of a FC or FCoE switch 212ef270ab1SKenneth D. Merry */ 213ef270ab1SKenneth D. Merry struct ocs_domain_s { 214ef270ab1SKenneth D. Merry ocs_t *ocs; /**< pointer back to ocs */ 215ef270ab1SKenneth D. Merry uint32_t instance_index; /**< unique instance index value */ 216ef270ab1SKenneth D. Merry char display_name[OCS_DISPLAY_NAME_LENGTH]; /**< Node display name */ 217ef270ab1SKenneth D. Merry ocs_list_t sport_list; /**< linked list of SLI ports */ 218ef270ab1SKenneth D. Merry ocs_scsi_ini_domain_t ini_domain; /**< initiator backend private domain data */ 219ef270ab1SKenneth D. Merry ocs_scsi_tgt_domain_t tgt_domain; /**< target backend private domain data */ 220ef270ab1SKenneth D. Merry ocs_mgmt_functions_t *mgmt_functions; 221ef270ab1SKenneth D. Merry 222ef270ab1SKenneth D. Merry /* Declarations private to HW/SLI */ 223ef270ab1SKenneth D. Merry ocs_hw_t *hw; /**< pointer to HW */ 224ef270ab1SKenneth D. Merry ocs_sm_ctx_t sm; /**< state machine context */ 225ef270ab1SKenneth D. Merry uint32_t fcf; /**< FC Forwarder table index */ 226ef270ab1SKenneth D. Merry uint32_t fcf_indicator; /**< FCFI */ 227ef270ab1SKenneth D. Merry uint32_t vlan_id; /**< VLAN tag for this domain */ 228ef270ab1SKenneth D. Merry uint32_t indicator; /**< VFI */ 229ef270ab1SKenneth D. Merry ocs_dma_t dma; /**< memory for Service Parameters */ 230ef270ab1SKenneth D. Merry uint32_t req_rediscover_fcf:1; /**< TRUE if fcf rediscover is needed (in response 231ef270ab1SKenneth D. Merry * to Vlink Clear async event */ 232ef270ab1SKenneth D. Merry 233ef270ab1SKenneth D. Merry /* Declarations private to FC transport */ 234ef270ab1SKenneth D. Merry uint64_t fcf_wwn; /**< WWN for FCF/switch */ 235ef270ab1SKenneth D. Merry ocs_list_link_t link; 236ef270ab1SKenneth D. Merry ocs_sm_ctx_t drvsm; /**< driver domain sm context */ 237ef270ab1SKenneth D. Merry uint32_t attached:1, /**< set true after attach completes */ 238ef270ab1SKenneth D. Merry is_fc:1, /**< is FC */ 239ef270ab1SKenneth D. Merry is_loop:1, /**< is loop topology */ 240ef270ab1SKenneth D. Merry is_nlport:1, /**< is public loop */ 241ef270ab1SKenneth D. Merry domain_found_pending:1, /**< A domain found is pending, drec is updated */ 242ef270ab1SKenneth D. Merry req_domain_free:1, /**< True if domain object should be free'd */ 243ef270ab1SKenneth D. Merry req_accept_frames:1, /**< set in domain state machine to enable frames */ 244ef270ab1SKenneth D. Merry domain_notify_pend:1; /** Set in domain SM to avoid duplicate node event post */ 245ef270ab1SKenneth D. Merry ocs_domain_record_t pending_drec; /**< Pending drec if a domain found is pending */ 246ef270ab1SKenneth D. Merry uint8_t service_params[OCS_SERVICE_PARMS_LENGTH]; /**< any sports service parameters */ 247ef270ab1SKenneth D. Merry uint8_t flogi_service_params[OCS_SERVICE_PARMS_LENGTH]; /**< Fabric/P2p service parameters from FLOGI */ 248ef270ab1SKenneth D. Merry uint8_t femul_enable; /**< TRUE if Fabric Emulation mode is enabled */ 249ef270ab1SKenneth D. Merry 250ef270ab1SKenneth D. Merry /* Declarations shared with back-ends */ 251ef270ab1SKenneth D. Merry sparse_vector_t lookup; /**< d_id to node lookup object */ 252ef270ab1SKenneth D. Merry ocs_lock_t lookup_lock; 253ef270ab1SKenneth D. Merry 254ef270ab1SKenneth D. Merry ocs_sli_port_t *sport; /**< Pointer to first (physical) SLI port (also at the head of sport_list) */ 255ef270ab1SKenneth D. Merry uint32_t sport_instance_count; /**< count of sport instances */ 256ef270ab1SKenneth D. Merry 257ef270ab1SKenneth D. Merry /* Fabric Emulation */ 258ef270ab1SKenneth D. Merry ocs_bitmap_t *portid_pool; 259ef270ab1SKenneth D. Merry ocs_ns_t *ocs_ns; /*>> Directory(Name) services data */ 260ef270ab1SKenneth D. Merry }; 261ef270ab1SKenneth D. Merry 262ef270ab1SKenneth D. Merry /** 263ef270ab1SKenneth D. Merry * @brief Remote Node object 264ef270ab1SKenneth D. Merry * 265ef270ab1SKenneth D. Merry * This object represents a connection between the SLI port and another 266ef270ab1SKenneth D. Merry * Nx_Port on the fabric. Note this can be either a well known port such 267ef270ab1SKenneth D. Merry * as a F_Port (i.e. ff:ff:fe) or another N_Port. 268ef270ab1SKenneth D. Merry */ 269ef270ab1SKenneth D. Merry struct ocs_remote_node_s { 270ef270ab1SKenneth D. Merry /* 271ef270ab1SKenneth D. Merry * Members private to HW/SLI 272ef270ab1SKenneth D. Merry */ 273ef270ab1SKenneth D. Merry uint32_t indicator; /**< RPI */ 274ef270ab1SKenneth D. Merry uint32_t index; 275ef270ab1SKenneth D. Merry uint32_t fc_id; /**< FC address */ 276ef270ab1SKenneth D. Merry 277ef270ab1SKenneth D. Merry uint32_t attached:1, /**< true if attached */ 278ef270ab1SKenneth D. Merry node_group:1, /**< true if in node group */ 279ef270ab1SKenneth D. Merry free_group:1; /**< true if the node group should be free'd */ 280ef270ab1SKenneth D. Merry 281ef270ab1SKenneth D. Merry ocs_sli_port_t *sport; /**< associated SLI port */ 282ef270ab1SKenneth D. Merry 283ef270ab1SKenneth D. Merry /* 284ef270ab1SKenneth D. Merry * Implementation specific fields allowed here 285ef270ab1SKenneth D. Merry */ 286ef270ab1SKenneth D. Merry void *node; /**< associated node */ 287ef270ab1SKenneth D. Merry }; 288ef270ab1SKenneth D. Merry 289ef270ab1SKenneth D. Merry struct ocs_remote_node_group_s { 290ef270ab1SKenneth D. Merry /* 291ef270ab1SKenneth D. Merry * Members private to HW/SLI 292ef270ab1SKenneth D. Merry */ 293ef270ab1SKenneth D. Merry uint32_t indicator; /**< RPI */ 294ef270ab1SKenneth D. Merry uint32_t index; 295ef270ab1SKenneth D. Merry 296ef270ab1SKenneth D. Merry /* 297ef270ab1SKenneth D. Merry * Implementation specific fields allowed here 298ef270ab1SKenneth D. Merry */ 299ef270ab1SKenneth D. Merry 300ef270ab1SKenneth D. Merry uint32_t instance_index; /*<< instance index */ 301ef270ab1SKenneth D. Merry ocs_node_group_dir_t *node_group_dir; /*<< pointer to the node group directory */ 302ef270ab1SKenneth D. Merry ocs_list_link_t link; /*<< linked list link */ 303ef270ab1SKenneth D. Merry }; 304ef270ab1SKenneth D. Merry 305ef270ab1SKenneth D. Merry typedef enum { 306ef270ab1SKenneth D. Merry OCS_NODE_SHUTDOWN_DEFAULT = 0, 307ef270ab1SKenneth D. Merry OCS_NODE_SHUTDOWN_EXPLICIT_LOGO, 308ef270ab1SKenneth D. Merry OCS_NODE_SHUTDOWN_IMPLICIT_LOGO, 309ef270ab1SKenneth D. Merry } ocs_node_shutd_rsn_e; 310ef270ab1SKenneth D. Merry 311ef270ab1SKenneth D. Merry typedef enum { 312ef270ab1SKenneth D. Merry OCS_NODE_SEND_LS_ACC_NONE = 0, 313ef270ab1SKenneth D. Merry OCS_NODE_SEND_LS_ACC_PLOGI, 314ef270ab1SKenneth D. Merry OCS_NODE_SEND_LS_ACC_PRLI, 315ef270ab1SKenneth D. Merry } ocs_node_send_ls_acc_e; 316ef270ab1SKenneth D. Merry 317ef270ab1SKenneth D. Merry /** 318ef270ab1SKenneth D. Merry * @brief FC Node object 319ef270ab1SKenneth D. Merry * 320ef270ab1SKenneth D. Merry */ 321ef270ab1SKenneth D. Merry struct ocs_node_s { 322ef270ab1SKenneth D. Merry ocs_t *ocs; /**< pointer back to ocs structure */ 323ef270ab1SKenneth D. Merry uint32_t instance_index; /**< unique instance index value */ 324ef270ab1SKenneth D. Merry char display_name[OCS_DISPLAY_NAME_LENGTH]; /**< Node display name */ 325ef270ab1SKenneth D. Merry ocs_sport_t *sport; 326ef270ab1SKenneth D. Merry uint32_t hold_frames:1; /**< hold incoming frames if true */ 327ef270ab1SKenneth D. Merry ocs_rlock_t lock; /**< node wide lock */ 328ef270ab1SKenneth D. Merry ocs_lock_t active_ios_lock; /**< active SCSI and XPORT I/O's for this node */ 329ef270ab1SKenneth D. Merry ocs_list_t active_ios; /**< active I/O's for this node */ 330ef270ab1SKenneth D. Merry uint32_t max_wr_xfer_size; /**< Max write IO size per phase for the transport */ 331ef270ab1SKenneth D. Merry ocs_scsi_ini_node_t ini_node; /**< backend initiator private node data */ 332ef270ab1SKenneth D. Merry ocs_scsi_tgt_node_t tgt_node; /**< backend target private node data */ 333ef270ab1SKenneth D. Merry ocs_mgmt_functions_t *mgmt_functions; 334ef270ab1SKenneth D. Merry 335ef270ab1SKenneth D. Merry /* Declarations private to HW/SLI */ 336ef270ab1SKenneth D. Merry ocs_remote_node_t rnode; /**< Remote node */ 337ef270ab1SKenneth D. Merry 338ef270ab1SKenneth D. Merry /* Declarations private to FC transport */ 339ef270ab1SKenneth D. Merry ocs_sm_ctx_t sm; /**< state machine context */ 340ef270ab1SKenneth D. Merry uint32_t evtdepth; /**< current event posting nesting depth */ 341ef270ab1SKenneth D. Merry uint32_t req_free:1, /**< this node is to be free'd */ 342ef270ab1SKenneth D. Merry attached:1, /**< node is attached (REGLOGIN complete) */ 343ef270ab1SKenneth D. Merry fcp_enabled:1, /**< node is enabled to handle FCP */ 344ef270ab1SKenneth D. Merry rscn_pending:1, /**< for name server node RSCN is pending */ 345ef270ab1SKenneth D. Merry send_plogi:1, /**< if initiator, send PLOGI at node initialization */ 346ef270ab1SKenneth D. Merry send_plogi_acc:1,/**< send PLOGI accept, upon completion of node attach */ 347ef270ab1SKenneth D. Merry io_alloc_enabled:1, /**< TRUE if ocs_scsi_io_alloc() and ocs_els_io_alloc() are enabled */ 348ef270ab1SKenneth D. Merry sent_prli:1; /**< if initiator, sent prli. */ 349ef270ab1SKenneth D. Merry ocs_node_send_ls_acc_e send_ls_acc; /**< type of LS acc to send */ 350ef270ab1SKenneth D. Merry ocs_io_t *ls_acc_io; /**< SCSI IO for LS acc */ 351ef270ab1SKenneth D. Merry uint32_t ls_acc_oxid; /**< OX_ID for pending accept */ 352ef270ab1SKenneth D. Merry uint32_t ls_acc_did; /**< D_ID for pending accept */ 353ef270ab1SKenneth D. Merry ocs_node_shutd_rsn_e shutdown_reason;/**< reason for node shutdown */ 354ef270ab1SKenneth D. Merry ocs_dma_t sparm_dma_buf; /**< service parameters buffer */ 355ef270ab1SKenneth D. Merry uint8_t service_params[OCS_SERVICE_PARMS_LENGTH]; /**< plogi/acc frame from remote device */ 356ef270ab1SKenneth D. Merry ocs_lock_t pend_frames_lock; /**< lock for inbound pending frames list */ 357ef270ab1SKenneth D. Merry ocs_list_t pend_frames; /**< inbound pending frames list */ 358ef270ab1SKenneth D. Merry uint32_t pend_frames_processed; /**< count of frames processed in hold frames interval */ 359ef270ab1SKenneth D. Merry uint32_t ox_id_in_use; /**< used to verify one at a time us of ox_id */ 360ef270ab1SKenneth D. Merry uint32_t els_retries_remaining; /**< for ELS, number of retries remaining */ 361ef270ab1SKenneth D. Merry uint32_t els_req_cnt; /**< number of outstanding ELS requests */ 362ef270ab1SKenneth D. Merry uint32_t els_cmpl_cnt; /**< number of outstanding ELS completions */ 363ef270ab1SKenneth D. Merry uint32_t abort_cnt; /**< Abort counter for debugging purpose */ 364ef270ab1SKenneth D. Merry 365ef270ab1SKenneth D. Merry char current_state_name[OCS_DISPLAY_NAME_LENGTH]; /**< current node state */ 366ef270ab1SKenneth D. Merry char prev_state_name[OCS_DISPLAY_NAME_LENGTH]; /**< previous node state */ 367ef270ab1SKenneth D. Merry ocs_sm_event_t current_evt; /**< current event */ 368ef270ab1SKenneth D. Merry ocs_sm_event_t prev_evt; /**< current event */ 369ef270ab1SKenneth D. Merry uint32_t targ:1, /**< node is target capable */ 370ef270ab1SKenneth D. Merry init:1, /**< node is initiator capable */ 371ef270ab1SKenneth D. Merry refound:1, /**< Handle node refound case when node is being deleted */ 372ef270ab1SKenneth D. Merry fcp2device:1, /* FCP2 device */ 373ef270ab1SKenneth D. Merry reserved:4, 374ef270ab1SKenneth D. Merry fc_type:8; 375ef270ab1SKenneth D. Merry ocs_list_t els_io_pend_list; /**< list of pending (not yet processed) ELS IOs */ 376ef270ab1SKenneth D. Merry ocs_list_t els_io_active_list; /**< list of active (processed) ELS IOs */ 377ef270ab1SKenneth D. Merry 378ef270ab1SKenneth D. Merry ocs_sm_function_t nodedb_state; /**< Node debugging, saved state */ 379ef270ab1SKenneth D. Merry 380ef270ab1SKenneth D. Merry ocs_timer_t gidpt_delay_timer; /**< GIDPT delay timer */ 381ef270ab1SKenneth D. Merry time_t time_last_gidpt_msec; /**< Start time of last target RSCN GIDPT */ 382ef270ab1SKenneth D. Merry 383ef270ab1SKenneth D. Merry /* WWN */ 384ef270ab1SKenneth D. Merry char wwnn[OCS_WWN_LENGTH]; /**< remote port WWN (uses iSCSI naming) */ 385ef270ab1SKenneth D. Merry char wwpn[OCS_WWN_LENGTH]; /**< remote port WWN (uses iSCSI naming) */ 386ef270ab1SKenneth D. Merry 387ef270ab1SKenneth D. Merry /* Statistics */ 388ef270ab1SKenneth D. Merry uint32_t chained_io_count; /**< count of IOs with chained SGL's */ 389ef270ab1SKenneth D. Merry 390ef270ab1SKenneth D. Merry ocs_list_link_t link; /**< node list link */ 391ef270ab1SKenneth D. Merry 392ef270ab1SKenneth D. Merry ocs_remote_node_group_t *node_group; /**< pointer to node group (if HLM enabled) */ 393ef270ab1SKenneth D. Merry }; 394ef270ab1SKenneth D. Merry 395ef270ab1SKenneth D. Merry /** 396ef270ab1SKenneth D. Merry * @brief Virtual port specification 397ef270ab1SKenneth D. Merry * 398ef270ab1SKenneth D. Merry * Collection of the information required to restore a virtual port across 399ef270ab1SKenneth D. Merry * link events 400ef270ab1SKenneth D. Merry */ 401ef270ab1SKenneth D. Merry 402ef270ab1SKenneth D. Merry typedef struct ocs_vport_spec_s ocs_vport_spec_t; 403ef270ab1SKenneth D. Merry struct ocs_vport_spec_s { 404ef270ab1SKenneth D. Merry uint32_t domain_instance; /*>> instance index of this domain for the sport */ 405ef270ab1SKenneth D. Merry uint64_t wwnn; /*>> node name */ 406ef270ab1SKenneth D. Merry uint64_t wwpn; /*>> port name */ 407ef270ab1SKenneth D. Merry uint32_t fc_id; /*>> port id */ 408ef270ab1SKenneth D. Merry uint32_t enable_tgt:1, /*>> port is a target */ 409ef270ab1SKenneth D. Merry enable_ini:1; /*>> port is an initiator */ 410ef270ab1SKenneth D. Merry ocs_list_link_t link; /*>> link */ 411ef270ab1SKenneth D. Merry void *tgt_data; /**< target backend pointer */ 412ef270ab1SKenneth D. Merry void *ini_data; /**< initiator backend pointer */ 413ef270ab1SKenneth D. Merry ocs_sport_t *sport; /**< Used to match record after attaching for update */ 414ef270ab1SKenneth D. Merry }; 415ef270ab1SKenneth D. Merry 416ef270ab1SKenneth D. Merry #endif /* __OCS_COMMON_H__*/ 417