fc_ms.h

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/* * Copyright(c) 2011 Intel Corporation. All rights reserved.
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms and conditions of the GNU General Public License,
 * version 2, as published by the Free Software Foundation.
 *
 * This program is distributed in the hope 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.
 *
 * You should have received a copy of the GNU General Public License along with
 * this program; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Maintained at www.Open-FCoE.org
 */

#ifndef _FC_MS_H_
#define _FC_MS_H_

#include <linux/types.h>

/*
 * Fibre Channel Services - Management Service (MS)
 * From T11.org FC-GS-4 Rev 7.91 February 4, 2004
 */

/*
 * Fabric Device Management Interface
 */

/*
 * Common-transport sub-type for FDMI
 */
#define FC_FDMI_SUBTYPE     0x10 /* fs_ct_hdr.ct_fs_subtype */

/*
 * Management server FDMI Requests.
 */
enum fc_fdmi_req {
    FC_FDMI_GRHL = 0x0100,  /* Get Registered HBA List */
    FC_FDMI_GHAT = 0x0101,  /* Get HBA Attributes */
    FC_FDMI_GRPL = 0x0102,  /* Get Registered Port List */
    FC_FDMI_GPAT = 0x0110,  /* Get Port Attributes */
    FC_FDMI_RHBA = 0x0200,  /* Register HBA */
    FC_FDMI_RHAT = 0x0201,  /* Register HBA Attributes */
    FC_FDMI_RPRT = 0x0210,  /* Register Port */
    FC_FDMI_RPA = 0x0211,   /* Register Port Attributes */
    FC_FDMI_DHBA = 0x0300,  /* Deregister HBA */
    FC_FDMI_DHAT = 0x0301,  /* Deregister HBA Attributes */
    FC_FDMI_DPRT = 0x0310,  /* Deregister Port */
    FC_FDMI_DPA = 0x0311,   /* Deregister Port Attributes */
};

/*
 * HBA Attribute Entry Type
 */
enum fc_fdmi_hba_attr_type {
    FC_FDMI_HBA_ATTR_NODENAME = 0x0001,
    FC_FDMI_HBA_ATTR_MANUFACTURER = 0x0002,
    FC_FDMI_HBA_ATTR_SERIALNUMBER = 0x0003,
    FC_FDMI_HBA_ATTR_MODEL = 0x0004,
    FC_FDMI_HBA_ATTR_MODELDESCRIPTION = 0x0005,
    FC_FDMI_HBA_ATTR_HARDWAREVERSION = 0x0006,
    FC_FDMI_HBA_ATTR_DRIVERVERSION = 0x0007,
    FC_FDMI_HBA_ATTR_OPTIONROMVERSION = 0x0008,
    FC_FDMI_HBA_ATTR_FIRMWAREVERSION = 0x0009,
    FC_FDMI_HBA_ATTR_OSNAMEVERSION = 0x000A,
    FC_FDMI_HBA_ATTR_MAXCTPAYLOAD = 0x000B,
};

/*
 * HBA Attribute Length
 */
#define FC_FDMI_HBA_ATTR_NODENAME_LEN       8
#define FC_FDMI_HBA_ATTR_MANUFACTURER_LEN   64
#define FC_FDMI_HBA_ATTR_SERIALNUMBER_LEN   64
#define FC_FDMI_HBA_ATTR_MODEL_LEN      256
#define FC_FDMI_HBA_ATTR_MODELDESCR_LEN     256
#define FC_FDMI_HBA_ATTR_HARDWAREVERSION_LEN    256
#define FC_FDMI_HBA_ATTR_DRIVERVERSION_LEN  256
#define FC_FDMI_HBA_ATTR_OPTIONROMVERSION_LEN   256
#define FC_FDMI_HBA_ATTR_FIRMWAREVERSION_LEN    256
#define FC_FDMI_HBA_ATTR_OSNAMEVERSION_LEN  256
#define FC_FDMI_HBA_ATTR_MAXCTPAYLOAD_LEN   4

/*
 * Port Attribute Type
 */
enum fc_fdmi_port_attr_type {
    FC_FDMI_PORT_ATTR_FC4TYPES = 0x0001,
    FC_FDMI_PORT_ATTR_SUPPORTEDSPEED = 0x0002,
    FC_FDMI_PORT_ATTR_CURRENTPORTSPEED = 0x0003,
    FC_FDMI_PORT_ATTR_MAXFRAMESIZE = 0x0004,
    FC_FDMI_PORT_ATTR_OSDEVICENAME = 0x0005,
    FC_FDMI_PORT_ATTR_HOSTNAME = 0x0006,
};

/*
 * Port Attribute Length
 */
#define FC_FDMI_PORT_ATTR_FC4TYPES_LEN      32
#define FC_FDMI_PORT_ATTR_SUPPORTEDSPEED_LEN    4
#define FC_FDMI_PORT_ATTR_CURRENTPORTSPEED_LEN  4
#define FC_FDMI_PORT_ATTR_MAXFRAMESIZE_LEN  4
#define FC_FDMI_PORT_ATTR_OSDEVICENAME_LEN  256
#define FC_FDMI_PORT_ATTR_HOSTNAME_LEN      256

/*
 * HBA Attribute ID
 */
struct fc_fdmi_hba_identifier {
    __be64      id;
};

/*
 * Port Name
 */
struct fc_fdmi_port_name {
    __be64      portname;
};

/*
 * Attribute Entry Block for HBA/Port Attributes
 */
#define FC_FDMI_ATTR_ENTRY_HEADER_LEN   4
struct fc_fdmi_attr_entry {
    __be16      type;
    __be16      len;
    __u8        value[1];
} __attribute__((__packed__));

/*
 * Common for HBA/Port Attributes
 */
struct fs_fdmi_attrs {
    __be32              numattrs;
    struct fc_fdmi_attr_entry   attr[1];
} __attribute__((__packed__));

/*
 * Registered Port List
 */
struct fc_fdmi_rpl {
    __be32              numport;
    struct fc_fdmi_port_name    port[1];
} __attribute__((__packed__));

/*
 * Register HBA (RHBA)
 */
struct fc_fdmi_rhba {
    struct fc_fdmi_hba_identifier hbaid;
    struct fc_fdmi_rpl       port;
    struct fs_fdmi_attrs         hba_attrs;
} __attribute__((__packed__));

/*
 * Register HBA Attributes (RHAT)
 */
struct fc_fdmi_rhat {
    struct fc_fdmi_hba_identifier hbaid;
    struct fs_fdmi_attrs         hba_attrs;
} __attribute__((__packed__));

/*
 * Register Port (RPRT)
 */
struct fc_fdmi_rprt {
    struct fc_fdmi_hba_identifier hbaid;
    struct fc_fdmi_port_name     port;
    struct fs_fdmi_attrs         hba_attrs;
} __attribute__((__packed__));

/*
 * Register Port Attributes (RPA)
 */
struct fc_fdmi_rpa {
    struct fc_fdmi_port_name     port;
    struct fs_fdmi_attrs         hba_attrs;
} __attribute__((__packed__));

/*
 * Deregister Port (DPRT)
 */
struct fc_fdmi_dprt {
    struct fc_fdmi_port_name     port;
} __attribute__((__packed__));

/*
 * Deregister Port Attributes (DPA)
 */
struct fc_fdmi_dpa {
    struct fc_fdmi_port_name     port;
    struct fs_fdmi_attrs         hba_attrs;
} __attribute__((__packed__));

/*
 * Deregister HBA Attributes (DHAT)
 */
struct fc_fdmi_dhat {
    struct fc_fdmi_hba_identifier hbaid;
} __attribute__((__packed__));

/*
 * Deregister HBA (DHBA)
 */
struct fc_fdmi_dhba {
    struct fc_fdmi_hba_identifier hbaid;
} __attribute__((__packed__));

#endif /* _FC_MS_H_ */