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[/] [hf-risc/] [trunk/] [tools/] [riscv-gnu-toolchain-master/] [linux-headers/] [include/] [scsi/] [fc/] [fc_ns.h] - Blame information for rev 13

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1 13 serginhofr
/*
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 * Copyright(c) 2007 Intel Corporation. All rights reserved.
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 *
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 * This program is free software; you can redistribute it and/or modify it
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 * under the terms and conditions of the GNU General Public License,
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 * version 2, as published by the Free Software Foundation.
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 *
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 * This program is distributed in the hope it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
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 * more details.
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 *
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 * You should have received a copy of the GNU General Public License along with
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 * this program; if not, write to the Free Software Foundation, Inc.,
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 * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
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 *
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 * Maintained at www.Open-FCoE.org
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 */
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#ifndef _FC_NS_H_
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#define _FC_NS_H_
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#include <linux/types.h>
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/*
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 * Fibre Channel Services - Name Service (dNS)
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 * From T11.org FC-GS-2 Rev 5.3 November 1998.
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 */
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/*
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 * Common-transport sub-type for Name Server.
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 */
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#define FC_NS_SUBTYPE       2   /* fs_ct_hdr.ct_fs_subtype */
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/*
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 * Name server Requests.
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 * Note:  this is an incomplete list, some unused requests are omitted.
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 */
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enum fc_ns_req {
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        FC_NS_GA_NXT =  0x0100,         /* get all next */
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        FC_NS_GI_A =    0x0101,         /* get identifiers - scope */
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        FC_NS_GPN_ID =  0x0112,         /* get port name by ID */
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        FC_NS_GNN_ID =  0x0113,         /* get node name by ID */
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        FC_NS_GSPN_ID = 0x0118,         /* get symbolic port name */
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        FC_NS_GID_PN =  0x0121,         /* get ID for port name */
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        FC_NS_GID_NN =  0x0131,         /* get IDs for node name */
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        FC_NS_GID_FT =  0x0171,         /* get IDs by FC4 type */
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        FC_NS_GPN_FT =  0x0172,         /* get port names by FC4 type */
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        FC_NS_GID_PT =  0x01a1,         /* get IDs by port type */
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        FC_NS_RPN_ID =  0x0212,         /* reg port name for ID */
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        FC_NS_RNN_ID =  0x0213,         /* reg node name for ID */
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        FC_NS_RFT_ID =  0x0217,         /* reg FC4 type for ID */
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        FC_NS_RSPN_ID = 0x0218,         /* reg symbolic port name */
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        FC_NS_RFF_ID =  0x021f,         /* reg FC4 Features for ID */
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        FC_NS_RSNN_NN = 0x0239,         /* reg symbolic node name */
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};
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/*
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 * Port type values.
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 */
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enum fc_ns_pt {
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        FC_NS_UNID_PORT = 0x00, /* unidentified */
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        FC_NS_N_PORT =  0x01,   /* N port */
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        FC_NS_NL_PORT = 0x02,   /* NL port */
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        FC_NS_FNL_PORT = 0x03,  /* F/NL port */
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        FC_NS_NX_PORT = 0x7f,   /* Nx port */
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        FC_NS_F_PORT =  0x81,   /* F port */
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        FC_NS_FL_PORT = 0x82,   /* FL port */
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        FC_NS_E_PORT =  0x84,   /* E port */
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        FC_NS_B_PORT =  0x85,   /* B port */
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};
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/*
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 * Port type object.
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 */
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struct fc_ns_pt_obj {
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        __u8            pt_type;
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};
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/*
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 * Port ID object
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 */
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struct fc_ns_fid {
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        __u8            fp_flags;       /* flags for responses only */
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        __u8            fp_fid[3];
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};
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/*
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 * fp_flags in port ID object, for responses only.
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 */
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#define FC_NS_FID_LAST  0x80            /* last object */
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/*
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 * FC4-types object.
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 */
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#define FC_NS_TYPES     256     /* number of possible FC-4 types */
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#define FC_NS_BPW       32      /* bits per word in bitmap */
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struct fc_ns_fts {
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        __be32  ff_type_map[FC_NS_TYPES / FC_NS_BPW]; /* bitmap of FC-4 types */
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};
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/*
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 * FC4-features object.
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 */
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struct fc_ns_ff {
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        __be32  fd_feat[FC_NS_TYPES * 4 / FC_NS_BPW]; /* 4-bits per FC-type */
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};
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/*
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 * GID_PT request.
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 */
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struct fc_ns_gid_pt {
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        __u8            fn_pt_type;
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        __u8            fn_domain_id_scope;
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        __u8            fn_area_id_scope;
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        __u8            fn_resvd;
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};
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/*
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 * GID_FT or GPN_FT request.
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 */
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struct fc_ns_gid_ft {
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        __u8            fn_resvd;
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        __u8            fn_domain_id_scope;
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        __u8            fn_area_id_scope;
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        __u8            fn_fc4_type;
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};
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/*
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 * GPN_FT response.
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 */
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struct fc_gpn_ft_resp {
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        __u8            fp_flags;       /* see fp_flags definitions above */
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        __u8            fp_fid[3];      /* port ID */
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        __be32          fp_resvd;
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        __be64          fp_wwpn;        /* port name */
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};
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/*
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 * GID_PN request
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 */
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struct fc_ns_gid_pn {
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        __be64     fn_wwpn;    /* port name */
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};
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/*
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 * GID_PN response or GSPN_ID request
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 */
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struct fc_gid_pn_resp {
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        __u8      fp_resvd;
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        __u8      fp_fid[3];     /* port ID */
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};
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/*
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 * GSPN_ID response
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 */
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struct fc_gspn_resp {
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        __u8    fp_name_len;
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        char    fp_name[];
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};
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/*
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 * RFT_ID request - register FC-4 types for ID.
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 */
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struct fc_ns_rft_id {
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        struct fc_ns_fid fr_fid;        /* port ID object */
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        struct fc_ns_fts fr_fts;        /* FC-4 types object */
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};
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/*
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 * RPN_ID request - register port name for ID.
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 * RNN_ID request - register node name for ID.
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 */
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struct fc_ns_rn_id {
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        struct fc_ns_fid fr_fid;        /* port ID object */
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        __be64          fr_wwn;         /* node name or port name */
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} __attribute__((__packed__));
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/*
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 * RSNN_NN request - register symbolic node name
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 */
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struct fc_ns_rsnn {
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        __be64          fr_wwn;         /* node name */
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        __u8            fr_name_len;
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        char            fr_name[];
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} __attribute__((__packed__));
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/*
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 * RSPN_ID request - register symbolic port name
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 */
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struct fc_ns_rspn {
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        struct fc_ns_fid fr_fid;        /* port ID object */
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        __u8            fr_name_len;
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        char            fr_name[];
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} __attribute__((__packed__));
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/*
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 * RFF_ID request - register FC-4 Features for ID.
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 */
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struct fc_ns_rff_id {
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        struct fc_ns_fid fr_fid;        /* port ID object */
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        __u8            fr_resvd[2];
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        __u8            fr_feat;        /* FC-4 Feature bits */
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        __u8            fr_type;        /* FC-4 type */
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} __attribute__((__packed__));
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#endif /* _FC_NS_H_ */

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