[SCSI] bfa: Brocade BFA FC SCSI driver

Add new driver for Brocade Hardware

Signed-off-by: Jing Huang <huangj@brocade.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>

8 files changed, 3935 insertions, 0 deletions

diff --git a/drivers/scsi/bfa/include/protocol/ct.h b/drivers/scsi/bfa/include/protocol/ct.h
new file mode 100644
index 00000000000..c59d6630b07
--- /dev/null
+++ b/drivers/scsi/bfa/include/protocol/ct.h
@@ -0,0 +1,492 @@
+/*
+ * 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 __CT_H__
+#define __CT_H__
+
+#include <protocol/types.h>
+
+#pragma pack(1)
+
+struct ct_hdr_s{
+        u32     rev_id:8;       /* Revision of the CT */
+        u32     in_id:24;       /* Initiator Id */
+        u32     gs_type:8;      /* Generic service Type */
+        u32     gs_sub_type:8;  /* Generic service sub type */
+        u32     options:8;      /* options */
+        u32     rsvrd:8;        /* reserved */
+        u32     cmd_rsp_code:16;/* ct command/response code */
+        u32     max_res_size:16;/* maximum/residual size */
+        u32     frag_id:8;      /* fragment ID */
+        u32     reason_code:8;  /* reason code */
+        u32     exp_code:8;     /* explanation code */
+        u32     vendor_unq:8;   /* vendor unique */
+};
+
+/*
+ * defines for the Revision
+ */
+enum {
+        CT_GS3_REVISION = 0x01,
+};
+
+/*
+ * defines for gs_type
+ */
+enum {
+        CT_GSTYPE_KEYSERVICE    = 0xF7,
+        CT_GSTYPE_ALIASSERVICE  = 0xF8,
+        CT_GSTYPE_MGMTSERVICE   = 0xFA,
+        CT_GSTYPE_TIMESERVICE   = 0xFB,
+        CT_GSTYPE_DIRSERVICE    = 0xFC,
+};
+
+/*
+ * defines for gs_sub_type for gs type directory service
+ */
+enum {
+        CT_GSSUBTYPE_NAMESERVER = 0x02,
+};
+
+/*
+ * defines for gs_sub_type for gs type management service
+ */
+enum {
+        CT_GSSUBTYPE_CFGSERVER  = 0x01,
+        CT_GSSUBTYPE_UNZONED_NS = 0x02,
+        CT_GSSUBTYPE_ZONESERVER = 0x03,
+        CT_GSSUBTYPE_LOCKSERVER = 0x04,
+        CT_GSSUBTYPE_HBA_MGMTSERVER = 0x10,     /* for FDMI */
+};
+
+/*
+ * defines for CT response code field
+ */
+enum {
+        CT_RSP_REJECT = 0x8001,
+        CT_RSP_ACCEPT = 0x8002,
+};
+
+/*
+ * defintions for CT reason code
+ */
+enum {
+        CT_RSN_INV_CMD          = 0x01,
+        CT_RSN_INV_VER          = 0x02,
+        CT_RSN_LOGIC_ERR        = 0x03,
+        CT_RSN_INV_SIZE         = 0x04,
+        CT_RSN_LOGICAL_BUSY     = 0x05,
+        CT_RSN_PROTO_ERR        = 0x07,
+        CT_RSN_UNABLE_TO_PERF   = 0x09,
+        CT_RSN_NOT_SUPP                 = 0x0B,
+        CT_RSN_SERVER_NOT_AVBL  = 0x0D,
+        CT_RSN_SESSION_COULD_NOT_BE_ESTBD = 0x0E,
+        CT_RSN_VENDOR_SPECIFIC  = 0xFF,
+
+};
+
+/*
+ * definitions for explanations code for Name server
+ */
+enum {
+        CT_NS_EXP_NOADDITIONAL  = 0x00,
+        CT_NS_EXP_ID_NOT_REG    = 0x01,
+        CT_NS_EXP_PN_NOT_REG    = 0x02,
+        CT_NS_EXP_NN_NOT_REG    = 0x03,
+        CT_NS_EXP_CS_NOT_REG    = 0x04,
+        CT_NS_EXP_IPN_NOT_REG   = 0x05,
+        CT_NS_EXP_IPA_NOT_REG   = 0x06,
+        CT_NS_EXP_FT_NOT_REG    = 0x07,
+        CT_NS_EXP_SPN_NOT_REG   = 0x08,
+        CT_NS_EXP_SNN_NOT_REG   = 0x09,
+        CT_NS_EXP_PT_NOT_REG    = 0x0A,
+        CT_NS_EXP_IPP_NOT_REG   = 0x0B,
+        CT_NS_EXP_FPN_NOT_REG   = 0x0C,
+        CT_NS_EXP_HA_NOT_REG    = 0x0D,
+        CT_NS_EXP_FD_NOT_REG    = 0x0E,
+        CT_NS_EXP_FF_NOT_REG    = 0x0F,
+        CT_NS_EXP_ACCESSDENIED  = 0x10,
+        CT_NS_EXP_UNACCEPTABLE_ID = 0x11,
+        CT_NS_EXP_DATABASEEMPTY                 = 0x12,
+        CT_NS_EXP_NOT_REG_IN_SCOPE              = 0x13,
+        CT_NS_EXP_DOM_ID_NOT_PRESENT    = 0x14,
+        CT_NS_EXP_PORT_NUM_NOT_PRESENT  = 0x15,
+        CT_NS_EXP_NO_DEVICE_ATTACHED    = 0x16
+};
+
+/*
+ * defintions for the explanation code for all servers
+ */
+enum {
+        CT_EXP_AUTH_EXCEPTION                   = 0xF1,
+        CT_EXP_DB_FULL                                  = 0xF2,
+        CT_EXP_DB_EMPTY                                 = 0xF3,
+        CT_EXP_PROCESSING_REQ                   = 0xF4,
+        CT_EXP_UNABLE_TO_VERIFY_CONN    = 0xF5,
+        CT_EXP_DEVICES_NOT_IN_CMN_ZONE  = 0xF6
+};
+
+/*
+ * Command codes for Name server
+ */
+enum {
+        GS_GID_PN       = 0x0121,       /* Get Id on port name */
+        GS_GPN_ID       = 0x0112,       /* Get port name on ID */
+        GS_GNN_ID       = 0x0113,       /* Get node name on ID */
+        GS_GID_FT       = 0x0171,       /* Get Id on FC4 type */
+        GS_GSPN_ID      = 0x0118,       /* Get symbolic PN on ID */
+        GS_RFT_ID       = 0x0217,       /* Register fc4type on ID */
+        GS_RSPN_ID      = 0x0218,       /* Register symbolic PN on ID */
+        GS_RPN_ID       = 0x0212,       /* Register port name */
+        GS_RNN_ID       = 0x0213,       /* Register node name */
+        GS_RCS_ID       = 0x0214,       /* Register class of service */
+        GS_RPT_ID       = 0x021A,       /* Register port type */
+        GS_GA_NXT       = 0x0100,       /* Get all next */
+        GS_RFF_ID       = 0x021F,       /* Register FC4 Feature         */
+};
+
+struct fcgs_id_req_s{
+        u32     rsvd:8;
+        u32     dap:24; /* port identifier */
+};
+#define fcgs_gpnid_req_t struct fcgs_id_req_s
+#define fcgs_gnnid_req_t struct fcgs_id_req_s
+#define fcgs_gspnid_req_t struct fcgs_id_req_s
+
+struct fcgs_gidpn_req_s{
+        wwn_t   port_name;      /* port wwn */
+};
+
+struct fcgs_gidpn_resp_s{
+        u32     rsvd:8;
+        u32     dap:24; /* port identifier */
+};
+
+/**
+ * RFT_ID
+ */
+struct fcgs_rftid_req_s {
+        u32     rsvd:8;
+        u32     dap:24;         /* port identifier */
+        u32     fc4_type[8];    /* fc4 types */
+};
+
+/**
+ * RFF_ID : Register FC4 features.
+ */
+
+#define FC_GS_FCP_FC4_FEATURE_INITIATOR  0x02
+#define FC_GS_FCP_FC4_FEATURE_TARGET     0x01
+
+struct fcgs_rffid_req_s{
+    u32    rsvd          :8;
+    u32    dap            :24;          /* port identifier      */
+    u32    rsvd1         :16;
+    u32    fc4ftr_bits   :8;            /* fc4 feature bits     */
+    u32    fc4_type      :8;            /* corresponding FC4 Type */
+};
+
+/**
+ * GID_FT Request
+ */
+struct fcgs_gidft_req_s{
+        u8      reserved;
+        u8      domain_id;      /* domain, 0 - all fabric */
+        u8      area_id;        /* area, 0 - whole domain */
+        u8      fc4_type;       /* FC_TYPE_FCP for SCSI devices */
+};                              /* GID_FT Request */
+
+/**
+ * GID_FT Response
+ */
+struct fcgs_gidft_resp_s {
+        u8              last:1; /* last port identifier flag */
+        u8              reserved:7;
+        u32     pid:24; /* port identifier */
+};                              /* GID_FT Response */
+
+/**
+ * RSPN_ID
+ */
+struct fcgs_rspnid_req_s{
+        u32     rsvd:8;
+        u32     dap:24;         /* port identifier */
+        u8              spn_len;        /* symbolic port name length */
+        u8              spn[256];       /* symbolic port name */
+};
+
+/**
+ * RPN_ID
+ */
+struct fcgs_rpnid_req_s{
+        u32     rsvd:8;
+        u32     port_id:24;
+        wwn_t           port_name;
+};
+
+/**
+ * RNN_ID
+ */
+struct fcgs_rnnid_req_s{
+        u32     rsvd:8;
+        u32     port_id:24;
+        wwn_t           node_name;
+};
+
+/**
+ * RCS_ID
+ */
+struct fcgs_rcsid_req_s{
+        u32     rsvd:8;
+        u32     port_id:24;
+        u32     cos;
+};
+
+/**
+ * RPT_ID
+ */
+struct fcgs_rptid_req_s{
+        u32     rsvd:8;
+        u32     port_id:24;
+        u32     port_type:8;
+        u32     rsvd1:24;
+};
+
+/**
+ * GA_NXT Request
+ */
+struct fcgs_ganxt_req_s{
+        u32     rsvd:8;
+        u32     port_id:24;
+};
+
+/**
+ * GA_NXT Response
+ */
+struct fcgs_ganxt_rsp_s{
+        u32     port_type:8;    /* Port Type */
+        u32     port_id:24;     /* Port Identifier */
+        wwn_t           port_name;      /* Port Name */
+        u8              spn_len;        /* Length of Symbolic Port Name */
+        char            spn[255];       /* Symbolic Port Name */
+        wwn_t           node_name;      /* Node Name */
+        u8              snn_len;        /* Length of Symbolic Node Name */
+        char            snn[255];       /* Symbolic Node Name */
+        u8              ipa[8];         /* Initial Process Associator */
+        u8              ip[16];         /* IP Address */
+        u32     cos;            /* Class of Service */
+        u32     fc4types[8];    /* FC-4 TYPEs */
+        wwn_t           fabric_port_name;
+                                        /* Fabric Port Name */
+        u32     rsvd:8;         /* Reserved */
+        u32     hard_addr:24;   /* Hard Address */
+};
+
+/*
+ * Fabric Config Server
+ */
+
+/*
+ * Command codes for Fabric Configuration Server
+ */
+enum {
+        GS_FC_GFN_CMD   = 0x0114,       /* GS FC Get Fabric Name  */
+        GS_FC_GMAL_CMD  = 0x0116,       /* GS FC GMAL  */
+        GS_FC_TRACE_CMD = 0x0400,       /* GS FC Trace Route */
+        GS_FC_PING_CMD  = 0x0401,       /* GS FC Ping */
+};
+
+/*
+ * Source or Destination Port Tags.
+ */
+enum {
+        GS_FTRACE_TAG_NPORT_ID          = 1,
+        GS_FTRACE_TAG_NPORT_NAME        = 2,
+};
+
+/*
+* Port Value : Could be a Port id or wwn
+ */
+union fcgs_port_val_u{
+        u32     nport_id;
+        wwn_t           nport_wwn;
+};
+
+#define GS_FTRACE_MAX_HOP_COUNT 20
+#define GS_FTRACE_REVISION      1
+
+/*
+ * Ftrace Related Structures.
+ */
+
+/*
+ * STR (Switch Trace) Reject Reason Codes. From FC-SW.
+ */
+enum {
+        GS_FTRACE_STR_CMD_COMPLETED_SUCC        = 0,
+        GS_FTRACE_STR_CMD_NOT_SUPP_IN_NEXT_SWITCH,
+        GS_FTRACE_STR_NO_RESP_FROM_NEXT_SWITCH,
+        GS_FTRACE_STR_MAX_HOP_CNT_REACHED,
+        GS_FTRACE_STR_SRC_PORT_NOT_FOUND,
+        GS_FTRACE_STR_DST_PORT_NOT_FOUND,
+        GS_FTRACE_STR_DEVICES_NOT_IN_COMMON_ZONE,
+        GS_FTRACE_STR_NO_ROUTE_BW_PORTS,
+        GS_FTRACE_STR_NO_ADDL_EXPLN,
+        GS_FTRACE_STR_FABRIC_BUSY,
+        GS_FTRACE_STR_FABRIC_BUILD_IN_PROGRESS,
+        GS_FTRACE_STR_VENDOR_SPECIFIC_ERR_START = 0xf0,
+        GS_FTRACE_STR_VENDOR_SPECIFIC_ERR_END = 0xff,
+};
+
+/*
+ * Ftrace Request
+ */
+struct fcgs_ftrace_req_s{
+        u32     revision;
+        u16     src_port_tag;   /* Source Port tag */
+        u16     src_port_len;   /* Source Port len */
+        union fcgs_port_val_u src_port_val;     /* Source Port value */
+        u16     dst_port_tag;   /* Destination Port tag */
+        u16     dst_port_len;   /* Destination Port len */
+        union fcgs_port_val_u dst_port_val;     /* Destination Port value */
+        u32     token;
+        u8              vendor_id[8];   /* T10 Vendor Identifier */
+        u8              vendor_info[8]; /* Vendor specific Info */
+        u32     max_hop_cnt;    /* Max Hop Count */
+};
+
+/*
+ * Path info structure
+ */
+struct fcgs_ftrace_path_info_s{
+        wwn_t           switch_name;            /* Switch WWN */
+        u32     domain_id;
+        wwn_t           ingress_port_name;      /* Ingress ports wwn */
+        u32     ingress_phys_port_num;  /* Ingress ports physical port
+                                                 * number
+                                                 */
+        wwn_t           egress_port_name;       /* Ingress ports wwn */
+        u32     egress_phys_port_num;   /* Ingress ports physical port
+                                                 * number
+                                                 */
+};
+
+/*
+ * Ftrace Acc Response
+ */
+struct fcgs_ftrace_resp_s{
+        u32     revision;
+        u32     token;
+        u8              vendor_id[8];           /* T10 Vendor Identifier */
+        u8              vendor_info[8];         /* Vendor specific Info */
+        u32     str_rej_reason_code;    /* STR Reject Reason Code */
+        u32     num_path_info_entries;  /* No. of path info entries */
+        /*
+         * path info entry/entries.
+         */
+        struct fcgs_ftrace_path_info_s path_info[1];
+
+};
+
+/*
+* Fabric Config Server : FCPing
+ */
+
+/*
+ * FC Ping Request
+ */
+struct fcgs_fcping_req_s{
+        u32     revision;
+        u16     port_tag;
+        u16     port_len;       /* Port len */
+        union fcgs_port_val_u port_val; /* Port value */
+        u32     token;
+};
+
+/*
+ * FC Ping Response
+ */
+struct fcgs_fcping_resp_s{
+        u32     token;
+};
+
+/*
+ * Command codes for zone server query.
+ */
+enum {
+        ZS_GZME = 0x0124,       /* Get zone member extended */
+};
+
+/*
+ * ZS GZME request
+ */
+#define ZS_GZME_ZNAMELEN        32
+struct zs_gzme_req_s{
+        u8      znamelen;
+        u8      rsvd[3];
+        u8      zname[ZS_GZME_ZNAMELEN];
+};
+
+enum zs_mbr_type{
+        ZS_MBR_TYPE_PWWN        = 1,
+        ZS_MBR_TYPE_DOMPORT     = 2,
+        ZS_MBR_TYPE_PORTID      = 3,
+        ZS_MBR_TYPE_NWWN        = 4,
+};
+
+struct zs_mbr_wwn_s{
+        u8      mbr_type;
+        u8      rsvd[3];
+        wwn_t   wwn;
+};
+
+struct zs_query_resp_s{
+        u32     nmbrs;  /*  number of zone members */
+        struct zs_mbr_wwn_s     mbr[1];
+};
+
+/*
+ * GMAL Command ( Get ( interconnect Element) Management Address List)
+ * To retrieve the IP Address of a Switch.
+ */
+
+#define CT_GMAL_RESP_PREFIX_TELNET       "telnet://"
+#define CT_GMAL_RESP_PREFIX_HTTP         "http://"
+
+/*  GMAL/GFN request */
+struct fcgs_req_s {
+        wwn_t    wwn;   /* PWWN/NWWN */
+};
+
+#define fcgs_gmal_req_t struct fcgs_req_s
+#define fcgs_gfn_req_t struct fcgs_req_s
+
+/* Accept Response to GMAL */
+struct fcgs_gmal_resp_s {
+        u32             ms_len;   /* Num of entries */
+        u8      ms_ma[256];
+};
+
+struct fc_gmal_entry_s {
+        u8  len;
+        u8  prefix[7]; /* like "http://" */
+        u8  ip_addr[248];
+};
+
+#pragma pack()
+
+#endif
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
diff --git a/drivers/scsi/bfa/include/protocol/fc_sp.h b/drivers/scsi/bfa/include/protocol/fc_sp.h
new file mode 100644
index 00000000000..55bb0b31d04
--- /dev/null
+++ b/drivers/scsi/bfa/include/protocol/fc_sp.h
@@ -0,0 +1,224 @@
+/*
+ * 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_SP_H__
+#define __FC_SP_H__
+
+#include <protocol/types.h>
+
+#pragma pack(1)
+
+enum auth_els_flags{
+        FC_AUTH_ELS_MORE_FRAGS_FLAG     = 0x80, /*! bit-7. More Fragments
+                                                 * Follow
+                                                 */
+        FC_AUTH_ELS_CONCAT_FLAG         = 0x40, /*! bit-6. Concatenation Flag */
+        FC_AUTH_ELS_SEQ_NUM_FLAG        = 0x01  /*! bit-0. Sequence Number */
+};
+
+enum auth_msg_codes{
+        FC_AUTH_MC_AUTH_RJT             = 0x0A, /*! Auth Reject */
+        FC_AUTH_MC_AUTH_NEG             = 0x0B, /*! Auth Negotiate */
+        FC_AUTH_MC_AUTH_DONE            = 0x0C, /*! Auth Done */
+
+        FC_AUTH_MC_DHCHAP_CHAL          = 0x10, /*! DHCHAP Challenge */
+        FC_AUTH_MC_DHCHAP_REPLY         = 0x11, /*! DHCHAP Reply */
+        FC_AUTH_MC_DHCHAP_SUCC          = 0x12, /*! DHCHAP Success */
+
+        FC_AUTH_MC_FCAP_REQ             = 0x13, /*! FCAP Request */
+        FC_AUTH_MC_FCAP_ACK             = 0x14, /*! FCAP Acknowledge */
+        FC_AUTH_MC_FCAP_CONF            = 0x15, /*! FCAP Confirm */
+
+        FC_AUTH_MC_FCPAP_INIT           = 0x16, /*! FCPAP Init */
+        FC_AUTH_MC_FCPAP_ACC            = 0x17, /*! FCPAP Accept */
+        FC_AUTH_MC_FCPAP_COMP           = 0x18, /*! FCPAP Complete */
+
+        FC_AUTH_MC_IKE_SA_INIT          = 0x22, /*! IKE SA INIT */
+        FC_AUTH_MC_IKE_SA_AUTH          = 0x23, /*! IKE SA Auth */
+        FC_AUTH_MC_IKE_CREATE_CHILD_SA  = 0x24, /*! IKE Create Child SA */
+        FC_AUTH_MC_IKE_INFO             = 0x25, /*! IKE informational */
+};
+
+enum auth_proto_version{
+        FC_AUTH_PROTO_VER_1     = 1,    /*! Protocol Version 1 */
+};
+
+enum {
+        FC_AUTH_ELS_COMMAND_CODE = 0x90,/*! Authentication ELS Command code  */
+        FC_AUTH_PROTO_PARAM_LEN_SZ = 4, /*! Size of Proto Parameter Len Field */
+        FC_AUTH_PROTO_PARAM_VAL_SZ = 4, /*! Size of Proto Parameter Val Field */
+        FC_MAX_AUTH_SECRET_LEN     = 256,
+                                        /*! Maximum secret string length */
+        FC_AUTH_NUM_USABLE_PROTO_LEN_SZ = 4,
+                                        /*! Size of usable protocols field */
+        FC_AUTH_RESP_VALUE_LEN_SZ       = 4,
+                                        /*! Size of response value length */
+        FC_MAX_CHAP_KEY_LEN     = 256,  /*! Maximum md5 digest length */
+        FC_MAX_AUTH_RETRIES     = 3,    /*! Maximum number of retries */
+        FC_MD5_DIGEST_LEN       = 16,   /*! MD5 digest length */
+        FC_SHA1_DIGEST_LEN      = 20,   /*! SHA1 digest length */
+        FC_MAX_DHG_SUPPORTED    = 1,    /*! Maximum DH Groups supported */
+        FC_MAX_ALG_SUPPORTED    = 1,    /*! Maximum algorithms supported */
+        FC_MAX_PROTO_SUPPORTED  = 1,    /*! Maximum protocols supported */
+        FC_START_TXN_ID         = 2,    /*! Starting transaction ID */
+};
+
+enum auth_proto_id{
+        FC_AUTH_PROTO_DHCHAP            = 0x00000001,
+        FC_AUTH_PROTO_FCAP              = 0x00000002,
+        FC_AUTH_PROTO_FCPAP             = 0x00000003,
+        FC_AUTH_PROTO_IKEv2             = 0x00000004,
+        FC_AUTH_PROTO_IKEv2_AUTH        = 0x00000005,
+};
+
+struct auth_name_s{
+        u16     name_tag;       /*! Name Tag = 1 for Authentication */
+        u16     name_len;       /*! Name Length = 8 for Authentication
+                                         */
+        wwn_t           name;           /*! Name. TODO - is this PWWN */
+};
+
+
+enum auth_hash_func{
+        FC_AUTH_HASH_FUNC_MD5           = 0x00000005,
+        FC_AUTH_HASH_FUNC_SHA_1         = 0x00000006,
+};
+
+enum auth_dh_gid{
+        FC_AUTH_DH_GID_0_DHG_NULL       = 0x00000000,
+        FC_AUTH_DH_GID_1_DHG_1024       = 0x00000001,
+        FC_AUTH_DH_GID_2_DHG_1280       = 0x00000002,
+        FC_AUTH_DH_GID_3_DHG_1536       = 0x00000003,
+        FC_AUTH_DH_GID_4_DHG_2048       = 0x00000004,
+        FC_AUTH_DH_GID_6_DHG_3072       = 0x00000006,
+        FC_AUTH_DH_GID_7_DHG_4096       = 0x00000007,
+        FC_AUTH_DH_GID_8_DHG_6144       = 0x00000008,
+        FC_AUTH_DH_GID_9_DHG_8192       = 0x00000009,
+};
+
+struct auth_els_msg_s {
+        u8              auth_els_code;  /*  Authentication ELS Code (0x90) */
+        u8      auth_els_flag;  /*  Authentication ELS Flags */
+        u8      auth_msg_code;  /*  Authentication Message Code */
+        u8      proto_version;  /*  Protocol Version */
+        u32     msg_len;        /*  Message Length */
+        u32     trans_id;       /*  Transaction Identifier (T_ID) */
+
+        /* Msg payload follows... */
+};
+
+
+enum auth_neg_param_tags {
+        FC_AUTH_NEG_DHCHAP_HASHLIST     = 0x0001,
+        FC_AUTH_NEG_DHCHAP_DHG_ID_LIST  = 0x0002,
+};
+
+
+struct dhchap_param_format_s {
+        u16     tag;            /*! Parameter Tag. See
+                                         * auth_neg_param_tags_t
+                                         */
+        u16     word_cnt;
+
+        /* followed by variable length parameter value... */
+};
+
+struct auth_proto_params_s {
+        u32     proto_param_len;
+        u32     proto_id;
+
+        /*
+         * Followed by variable length Protocol specific parameters. DH-CHAP
+         * uses dhchap_param_format_t
+         */
+};
+
+struct auth_neg_msg_s {
+        struct auth_name_s      auth_ini_name;
+        u32             usable_auth_protos;
+        struct auth_proto_params_s proto_params[1]; /*! (1..usable_auth_proto)
+                                                     * protocol params
+                                                     */
+};
+
+struct auth_dh_val_s {
+        u32 dh_val_len;
+        u32 dh_val[1];
+};
+
+struct auth_dhchap_chal_msg_s {
+        struct auth_els_msg_s   hdr;
+        struct auth_name_s auth_responder_name; /* TODO VRK - is auth_name_t
+                                                 * type OK?
+                                                 */
+        u32     hash_id;
+        u32     dh_grp_id;
+        u32     chal_val_len;
+        char            chal_val[1];
+
+        /* ...followed by variable Challenge length/value and DH length/value */
+};
+
+
+enum auth_rjt_codes {
+        FC_AUTH_RJT_CODE_AUTH_FAILURE   = 0x01,
+        FC_AUTH_RJT_CODE_LOGICAL_ERR    = 0x02,
+};
+
+enum auth_rjt_code_exps {
+        FC_AUTH_CEXP_AUTH_MECH_NOT_USABLE       = 0x01,
+        FC_AUTH_CEXP_DH_GROUP_NOT_USABLE        = 0x02,
+        FC_AUTH_CEXP_HASH_FUNC_NOT_USABLE       = 0x03,
+        FC_AUTH_CEXP_AUTH_XACT_STARTED          = 0x04,
+        FC_AUTH_CEXP_AUTH_FAILED                = 0x05,
+        FC_AUTH_CEXP_INCORRECT_PLD              = 0x06,
+        FC_AUTH_CEXP_INCORRECT_PROTO_MSG        = 0x07,
+        FC_AUTH_CEXP_RESTART_AUTH_PROTO         = 0x08,
+        FC_AUTH_CEXP_AUTH_CONCAT_NOT_SUPP       = 0x09,
+        FC_AUTH_CEXP_PROTO_VER_NOT_SUPP         = 0x0A,
+};
+
+enum auth_status {
+        FC_AUTH_STATE_INPROGRESS = 0,   /*! authentication in progress  */
+        FC_AUTH_STATE_FAILED    = 1,    /*! authentication failed */
+        FC_AUTH_STATE_SUCCESS   = 2     /*! authentication successful   */
+};
+
+struct auth_rjt_msg_s {
+        struct auth_els_msg_s   hdr;
+        u8              reason_code;
+        u8              reason_code_exp;
+        u8              rsvd[2];
+};
+
+
+struct auth_dhchap_neg_msg_s {
+        struct auth_els_msg_s hdr;
+        struct auth_neg_msg_s nego;
+};
+
+struct auth_dhchap_reply_msg_s {
+        struct auth_els_msg_s   hdr;
+
+        /*
+         * followed by response value length & Value + DH Value Length & Value
+         */
+};
+
+#pragma pack()
+
+#endif /* __FC_SP_H__ */
diff --git a/drivers/scsi/bfa/include/protocol/fcp.h b/drivers/scsi/bfa/include/protocol/fcp.h
new file mode 100644
index 00000000000..9ade68ad285
--- /dev/null
+++ b/drivers/scsi/bfa/include/protocol/fcp.h
@@ -0,0 +1,186 @@
+/*
+ * 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 __FCPPROTO_H__
+#define __FCPPROTO_H__
+
+#include <protocol/scsi.h>
+
+#pragma pack(1)
+
+enum {
+        FCP_RJT         = 0x01000000,   /* SRR reject */
+        FCP_SRR_ACCEPT  = 0x02000000,   /* SRR accept */
+        FCP_SRR         = 0x14000000,   /* Sequence Retransmission Request */
+};
+
+/*
+ * SRR FC-4 LS payload
+ */
+struct fc_srr_s{
+        u32     ls_cmd;
+        u32        ox_id:16;    /* ox-id */
+        u32        rx_id:16;    /* rx-id */
+        u32        ro;          /* relative offset */
+        u32        r_ctl:8;             /* R_CTL for I.U. */
+        u32        res:24;
+};
+
+
+/*
+ * FCP_CMND definitions
+ */
+#define FCP_CMND_CDB_LEN    16
+#define FCP_CMND_LUN_LEN    8
+
+struct fcp_cmnd_s{
+        lun_t           lun;            /* 64-bit LU number */
+        u8         crn;         /* command reference number */
+#ifdef __BIGENDIAN
+        u8         resvd:1,
+                        priority:4,     /* FCP-3: SAM-3 priority */
+                        taskattr:3;     /* scsi task attribute */
+#else
+        u8         taskattr:3,  /* scsi task attribute */
+                        priority:4,     /* FCP-3: SAM-3 priority */
+                        resvd:1;
+#endif
+        u8         tm_flags;    /* task management flags */
+#ifdef __BIGENDIAN
+        u8         addl_cdb_len:6,      /* additional CDB length words */
+                        iodir:2;        /* read/write FCP_DATA IUs */
+#else
+        u8         iodir:2,     /* read/write FCP_DATA IUs */
+                        addl_cdb_len:6; /* additional CDB length */
+#endif
+        struct scsi_cdb_s      cdb;
+
+        /*
+         * !!! additional cdb bytes follows here!!!
+         */
+        u32        fcp_dl;      /* bytes to be transferred */
+};
+
+#define fcp_cmnd_cdb_len(_cmnd) ((_cmnd)->addl_cdb_len * 4 + FCP_CMND_CDB_LEN)
+#define fcp_cmnd_fcpdl(_cmnd)   ((&(_cmnd)->fcp_dl)[(_cmnd)->addl_cdb_len])
+
+/*
+ * fcp_cmnd_t.iodir field values
+ */
+enum fcp_iodir{
+        FCP_IODIR_NONE  = 0,
+        FCP_IODIR_WRITE = 1,
+        FCP_IODIR_READ  = 2,
+        FCP_IODIR_RW    = 3,
+};
+
+/*
+ * Task attribute field
+ */
+enum {
+        FCP_TASK_ATTR_SIMPLE    = 0,
+        FCP_TASK_ATTR_HOQ       = 1,
+        FCP_TASK_ATTR_ORDERED   = 2,
+        FCP_TASK_ATTR_ACA       = 4,
+        FCP_TASK_ATTR_UNTAGGED  = 5,    /* obsolete in FCP-3 */
+};
+
+/*
+ * Task management flags field - only one bit shall be set
+ */
+#ifndef BIT
+#define BIT(_x) (1 << (_x))
+#endif
+enum fcp_tm_cmnd{
+        FCP_TM_ABORT_TASK_SET   = BIT(1),
+        FCP_TM_CLEAR_TASK_SET   = BIT(2),
+        FCP_TM_LUN_RESET        = BIT(4),
+        FCP_TM_TARGET_RESET     = BIT(5),       /* obsolete in FCP-3 */
+        FCP_TM_CLEAR_ACA        = BIT(6),
+};
+
+/*
+ * FCP_XFER_RDY IU defines
+ */
+struct fcp_xfer_rdy_s{
+        u32        data_ro;
+        u32        burst_len;
+        u32        reserved;
+};
+
+/*
+ * FCP_RSP residue flags
+ */
+enum fcp_residue{
+        FCP_NO_RESIDUE = 0,     /* no residue */
+        FCP_RESID_OVER = 1,     /* more data left that was not sent */
+        FCP_RESID_UNDER = 2,    /* less data than requested */
+};
+
+enum {
+        FCP_RSPINFO_GOOD = 0,
+        FCP_RSPINFO_DATALEN_MISMATCH = 1,
+        FCP_RSPINFO_CMND_INVALID = 2,
+        FCP_RSPINFO_ROLEN_MISMATCH = 3,
+        FCP_RSPINFO_TM_NOT_SUPP = 4,
+        FCP_RSPINFO_TM_FAILED = 5,
+};
+
+struct fcp_rspinfo_s{
+        u32        res0:24;
+        u32        rsp_code:8;  /* response code (as above) */
+        u32        res1;
+};
+
+struct fcp_resp_s{
+        u32        reserved[2]; /* 2 words reserved */
+        u16        reserved2;
+#ifdef __BIGENDIAN
+        u8         reserved3:3;
+        u8         fcp_conf_req:1;      /* FCP_CONF is requested */
+        u8         resid_flags:2;       /* underflow/overflow */
+        u8         sns_len_valid:1;/* sense len is valid */
+        u8         rsp_len_valid:1;/* response len is valid */
+#else
+        u8         rsp_len_valid:1;/* response len is valid */
+        u8         sns_len_valid:1;/* sense len is valid */
+        u8         resid_flags:2;       /* underflow/overflow */
+        u8         fcp_conf_req:1;      /* FCP_CONF is requested */
+        u8         reserved3:3;
+#endif
+        u8         scsi_status; /* one byte SCSI status */
+        u32        residue;     /* residual data bytes */
+        u32        sns_len;     /* length od sense info */
+        u32        rsp_len;     /* length of response info */
+};
+
+#define fcp_snslen(__fcprsp)    ((__fcprsp)->sns_len_valid ?            \
+                                        (__fcprsp)->sns_len : 0)
+#define fcp_rsplen(__fcprsp)    ((__fcprsp)->rsp_len_valid ?            \
+                                        (__fcprsp)->rsp_len : 0)
+#define fcp_rspinfo(__fcprsp)   ((struct fcp_rspinfo_s *)((__fcprsp) + 1))
+#define fcp_snsinfo(__fcprsp)   (((u8 *)fcp_rspinfo(__fcprsp)) +        \
+                                                fcp_rsplen(__fcprsp))
+
+struct fcp_cmnd_fr_s{
+        struct fchs_s          fchs;
+        struct fcp_cmnd_s      fcp;
+};
+
+#pragma pack()
+
+#endif
diff --git a/drivers/scsi/bfa/include/protocol/fdmi.h b/drivers/scsi/bfa/include/protocol/fdmi.h
new file mode 100644
index 00000000000..6c05c268c71
--- /dev/null
+++ b/drivers/scsi/bfa/include/protocol/fdmi.h
@@ -0,0 +1,163 @@
+/*
+ * 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 __FDMI_H__
+#define __FDMI_H__
+
+#include <protocol/types.h>
+#include <protocol/fc.h>
+#include <protocol/ct.h>
+
+#pragma pack(1)
+
+/*
+ * FDMI Command Codes
+ */
+#define FDMI_GRHL               0x0100
+#define FDMI_GHAT               0x0101
+#define FDMI_GRPL               0x0102
+#define FDMI_GPAT               0x0110
+#define FDMI_RHBA               0x0200
+#define FDMI_RHAT               0x0201
+#define FDMI_RPRT               0x0210
+#define FDMI_RPA                0x0211
+#define FDMI_DHBA               0x0300
+#define FDMI_DPRT               0x0310
+
+/*
+ * FDMI reason codes
+ */
+#define FDMI_NO_ADDITIONAL_EXP          0x00
+#define FDMI_HBA_ALREADY_REG            0x10
+#define FDMI_HBA_ATTRIB_NOT_REG         0x11
+#define FDMI_HBA_ATTRIB_MULTIPLE        0x12
+#define FDMI_HBA_ATTRIB_LENGTH_INVALID  0x13
+#define FDMI_HBA_ATTRIB_NOT_PRESENT     0x14
+#define FDMI_PORT_ORIG_NOT_IN_LIST      0x15
+#define FDMI_PORT_HBA_NOT_IN_LIST       0x16
+#define FDMI_PORT_ATTRIB_NOT_REG        0x20
+#define FDMI_PORT_NOT_REG               0x21
+#define FDMI_PORT_ATTRIB_MULTIPLE       0x22
+#define FDMI_PORT_ATTRIB_LENGTH_INVALID 0x23
+#define FDMI_PORT_ALREADY_REGISTEREED   0x24
+
+/*
+ * FDMI Transmission Speed Mask values
+ */
+#define FDMI_TRANS_SPEED_1G             0x00000001
+#define FDMI_TRANS_SPEED_2G             0x00000002
+#define FDMI_TRANS_SPEED_10G            0x00000004
+#define FDMI_TRANS_SPEED_4G             0x00000008
+#define FDMI_TRANS_SPEED_8G             0x00000010
+#define FDMI_TRANS_SPEED_16G            0x00000020
+#define FDMI_TRANS_SPEED_UNKNOWN        0x00008000
+
+/*
+ * FDMI HBA attribute types
+ */
+enum fdmi_hba_attribute_type {
+        FDMI_HBA_ATTRIB_NODENAME = 1,   /* 0x0001 */
+        FDMI_HBA_ATTRIB_MANUFACTURER,   /* 0x0002 */
+        FDMI_HBA_ATTRIB_SERIALNUM,      /* 0x0003 */
+        FDMI_HBA_ATTRIB_MODEL,          /* 0x0004 */
+        FDMI_HBA_ATTRIB_MODEL_DESC,     /* 0x0005 */
+        FDMI_HBA_ATTRIB_HW_VERSION,     /* 0x0006 */
+        FDMI_HBA_ATTRIB_DRIVER_VERSION, /* 0x0007 */
+        FDMI_HBA_ATTRIB_ROM_VERSION,    /* 0x0008 */
+        FDMI_HBA_ATTRIB_FW_VERSION,     /* 0x0009 */
+        FDMI_HBA_ATTRIB_OS_NAME,        /* 0x000A */
+        FDMI_HBA_ATTRIB_MAX_CT,         /* 0x000B */
+
+        FDMI_HBA_ATTRIB_MAX_TYPE
+};
+
+/*
+ * FDMI Port attribute types
+ */
+enum fdmi_port_attribute_type {
+        FDMI_PORT_ATTRIB_FC4_TYPES = 1, /* 0x0001 */
+        FDMI_PORT_ATTRIB_SUPP_SPEED,    /* 0x0002 */
+        FDMI_PORT_ATTRIB_PORT_SPEED,    /* 0x0003 */
+        FDMI_PORT_ATTRIB_FRAME_SIZE,    /* 0x0004 */
+        FDMI_PORT_ATTRIB_DEV_NAME,      /* 0x0005 */
+        FDMI_PORT_ATTRIB_HOST_NAME,     /* 0x0006 */
+
+        FDMI_PORT_ATTR_MAX_TYPE
+};
+
+/*
+ * FDMI attribute
+ */
+struct fdmi_attr_s {
+        u16        type;
+        u16        len;
+        u8         value[1];
+};
+
+/*
+ * HBA Attribute Block
+ */
+struct fdmi_hba_attr_s {
+        u32        attr_count;  /* # of attributes */
+        struct fdmi_attr_s     hba_attr;        /* n attributes */
+};
+
+/*
+ * Registered Port List
+ */
+struct fdmi_port_list_s {
+        u32        num_ports;   /* number Of Port Entries */
+        wwn_t           port_entry;     /* one or more */
+};
+
+/*
+ * Port Attribute Block
+ */
+struct fdmi_port_attr_s {
+        u32        attr_count;  /* # of attributes */
+        struct fdmi_attr_s     port_attr;       /* n attributes */
+};
+
+/*
+ * FDMI Register HBA Attributes
+ */
+struct fdmi_rhba_s {
+        wwn_t           hba_id;         /* HBA Identifier */
+        struct fdmi_port_list_s port_list;      /* Registered Port List */
+        struct fdmi_hba_attr_s hba_attr_blk;    /* HBA attribute block */
+};
+
+/*
+ * FDMI Register Port
+ */
+struct fdmi_rprt_s {
+        wwn_t           hba_id;         /* HBA Identifier */
+        wwn_t           port_name;      /* Port wwn */
+        struct fdmi_port_attr_s port_attr_blk;  /* Port Attr Block */
+};
+
+/*
+ * FDMI Register Port Attributes
+ */
+struct fdmi_rpa_s {
+        wwn_t           port_name;      /* port wwn */
+        struct fdmi_port_attr_s port_attr_blk;  /* Port Attr Block */
+};
+
+#pragma pack()
+
+#endif
diff --git a/drivers/scsi/bfa/include/protocol/pcifw.h b/drivers/scsi/bfa/include/protocol/pcifw.h
new file mode 100644
index 00000000000..6830dc3ee58
--- /dev/null
+++ b/drivers/scsi/bfa/include/protocol/pcifw.h
@@ -0,0 +1,75 @@
+/*
+ * 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.
+ */
+
+/**
+ *  pcifw.h PCI FW related headers
+ */
+
+#ifndef __PCIFW_H__
+#define __PCIFW_H__
+
+#pragma pack(1)
+
+struct pnp_hdr_s{
+  u32   signature;      /* "$PnP" */
+  u8    rev;            /* Struct revision */
+  u8    len;            /* Header structure len in multiples
+                                 * of 16 bytes */
+  u16  off;             /* Offset to next header 00 if none */
+  u8    rsvd;           /* Reserved byte */
+  u8    cksum;          /* 8-bit checksum for this header */
+  u32   pnp_dev_id;     /* PnP Device Id */
+  u16  mfstr;           /* Pointer to manufacturer string */
+  u16   prstr;          /* Pointer to product string */
+  u8    devtype[3];     /* Device Type Code */
+  u8    devind;         /* Device Indicator */
+  u16   bcventr;        /* Bootstrap entry vector */
+  u16   rsvd2;          /* Reserved */
+  u16  sriv;            /* Static resource information vector */
+};
+
+struct pci_3_0_ds_s{
+ u32    sig;            /* Signature "PCIR" */
+ u16    vendid;         /* Vendor ID */
+ u16    devid;          /* Device ID */
+ u16    devlistoff;     /* Device List Offset */
+ u16    len;            /* PCI Data Structure Length */
+ u8     rev;            /* PCI Data Structure Revision */
+ u8     clcode[3];      /* Class Code */
+ u16    imglen;         /* Code image length in multiples of
+                                 * 512 bytes */
+ u16    coderev;        /* Revision level of code/data */
+ u8     codetype;       /* Code type 0x00 - BIOS */
+ u8     indr;           /* Last image indicator */
+ u16    mrtimglen;      /* Max Run Time Image Length */
+ u16    cuoff;          /* Config Utility Code Header Offset */
+ u16    dmtfclp;        /* DMTF CLP entry point offset */
+};
+
+struct pci_optrom_hdr_s{
+ u16    sig;            /* Signature 0x55AA */
+ u8     len;            /* Option ROM length in units of 512 bytes */
+ u8     inivec[3];      /* Initialization vector */
+ u8     rsvd[16];       /* Reserved field */
+ u16    verptr;         /* Pointer to version string - private */
+ u16    pcids;          /* Pointer to PCI data structure */
+ u16    pnphdr;         /* Pointer to PnP expansion header */
+};
+
+#pragma pack()
+
+#endif
diff --git a/drivers/scsi/bfa/include/protocol/scsi.h b/drivers/scsi/bfa/include/protocol/scsi.h
new file mode 100644
index 00000000000..b220e6b4f6e
--- /dev/null
+++ b/drivers/scsi/bfa/include/protocol/scsi.h
@@ -0,0 +1,1648 @@
+/*
+ * 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 __SCSI_H__
+#define __SCSI_H__
+
+#include <protocol/types.h>
+
+#pragma pack(1)
+
+/*
+ * generic SCSI cdb definition
+ */
+#define SCSI_MAX_CDBLEN     16
+struct scsi_cdb_s{
+        u8         scsi_cdb[SCSI_MAX_CDBLEN];
+};
+
+/*
+ * scsi lun serial number definition
+ */
+#define SCSI_LUN_SN_LEN     32
+struct scsi_lun_sn_s{
+        u8         lun_sn[SCSI_LUN_SN_LEN];
+};
+
+/*
+ * SCSI Direct Access Commands
+ */
+enum {
+        SCSI_OP_TEST_UNIT_READY         = 0x00,
+        SCSI_OP_REQUEST_SENSE           = 0x03,
+        SCSI_OP_FORMAT_UNIT             = 0x04,
+        SCSI_OP_READ6                   = 0x08,
+        SCSI_OP_WRITE6                  = 0x0A,
+        SCSI_OP_WRITE_FILEMARKS         = 0x10,
+        SCSI_OP_INQUIRY                 = 0x12,
+        SCSI_OP_MODE_SELECT6            = 0x15,
+        SCSI_OP_RESERVE6                = 0x16,
+        SCSI_OP_RELEASE6                = 0x17,
+        SCSI_OP_MODE_SENSE6             = 0x1A,
+        SCSI_OP_START_STOP_UNIT         = 0x1B,
+        SCSI_OP_SEND_DIAGNOSTIC         = 0x1D,
+        SCSI_OP_READ_CAPACITY           = 0x25,
+        SCSI_OP_READ10                  = 0x28,
+        SCSI_OP_WRITE10                 = 0x2A,
+        SCSI_OP_VERIFY10                = 0x2F,
+        SCSI_OP_READ_DEFECT_DATA        = 0x37,
+        SCSI_OP_LOG_SELECT              = 0x4C,
+        SCSI_OP_LOG_SENSE               = 0x4D,
+        SCSI_OP_MODE_SELECT10           = 0x55,
+        SCSI_OP_RESERVE10               = 0x56,
+        SCSI_OP_RELEASE10               = 0x57,
+        SCSI_OP_MODE_SENSE10            = 0x5A,
+        SCSI_OP_PER_RESERVE_IN          = 0x5E,
+        SCSI_OP_PER_RESERVE_OUR         = 0x5E,
+        SCSI_OP_READ16                  = 0x88,
+        SCSI_OP_WRITE16                 = 0x8A,
+        SCSI_OP_VERIFY16                = 0x8F,
+        SCSI_OP_READ_CAPACITY16         = 0x9E,
+        SCSI_OP_REPORT_LUNS             = 0xA0,
+        SCSI_OP_READ12                  = 0xA8,
+        SCSI_OP_WRITE12                 = 0xAA,
+        SCSI_OP_UNDEF                   = 0xFF,
+};
+
+/*
+ * SCSI START_STOP_UNIT command
+ */
+struct scsi_start_stop_unit_s{
+        u8         opcode;
+#ifdef __BIGENDIAN
+        u8         lun:3;
+        u8         reserved1:4;
+        u8         immed:1;
+#else
+        u8         immed:1;
+        u8         reserved1:4;
+        u8         lun:3;
+#endif
+        u8         reserved2;
+        u8         reserved3;
+#ifdef __BIGENDIAN
+        u8         power_conditions:4;
+        u8         reserved4:2;
+        u8         loEj:1;
+        u8         start:1;
+#else
+        u8         start:1;
+        u8         loEj:1;
+        u8         reserved4:2;
+        u8         power_conditions:4;
+#endif
+        u8         control;
+};
+
+/*
+ * SCSI SEND_DIAGNOSTIC command
+ */
+struct scsi_send_diagnostic_s{
+        u8         opcode;
+#ifdef __BIGENDIAN
+        u8         self_test_code:3;
+        u8         pf:1;
+        u8         reserved1:1;
+        u8         self_test:1;
+        u8         dev_offl:1;
+        u8         unit_offl:1;
+#else
+        u8         unit_offl:1;
+        u8         dev_offl:1;
+        u8         self_test:1;
+        u8         reserved1:1;
+        u8         pf:1;
+        u8         self_test_code:3;
+#endif
+        u8         reserved2;
+
+        u8         param_list_length[2];        /* MSB first */
+        u8         control;
+
+};
+
+/*
+ * SCSI READ10/WRITE10 commands
+ */
+struct scsi_rw10_s{
+        u8         opcode;
+#ifdef __BIGENDIAN
+        u8         lun:3;
+        u8         dpo:1;       /* Disable Page Out */
+        u8         fua:1;       /* Force Unit Access */
+        u8         reserved1:2;
+        u8         rel_adr:1;   /* relative address */
+#else
+        u8         rel_adr:1;
+        u8         reserved1:2;
+        u8         fua:1;
+        u8         dpo:1;
+        u8         lun:3;
+#endif
+        u8         lba0;        /* logical block address - MSB */
+        u8         lba1;
+        u8         lba2;
+        u8         lba3;        /* LSB */
+        u8         reserved3;
+        u8         xfer_length0;        /* transfer length in blocks - MSB */
+        u8         xfer_length1;        /* LSB */
+        u8         control;
+};
+
+#define SCSI_CDB10_GET_LBA(cdb)                     \
+    (((cdb)->lba0 << 24) | ((cdb)->lba1 << 16) |    \
+     ((cdb)->lba2 << 8) | (cdb)->lba3)
+
+#define SCSI_CDB10_SET_LBA(cdb, lba) {      \
+    (cdb)->lba0 = lba >> 24;            \
+    (cdb)->lba1 = (lba >> 16) & 0xFF;   \
+    (cdb)->lba2 = (lba >> 8) & 0xFF;    \
+    (cdb)->lba3 = lba & 0xFF;           \
+}
+
+#define SCSI_CDB10_GET_TL(cdb)  \
+    ((cdb)->xfer_length0 << 8 | (cdb)->xfer_length1)
+#define SCSI_CDB10_SET_TL(cdb, tl) {      \
+    (cdb)->xfer_length0 = tl >> 8;       \
+    (cdb)->xfer_length1 = tl & 0xFF;     \
+}
+
+/*
+ * SCSI READ6/WRITE6 commands
+ */
+struct scsi_rw6_s{
+        u8         opcode;
+#ifdef __BIGENDIAN
+        u8         lun:3;
+        u8         lba0:5;              /* MSb */
+#else
+        u8         lba0:5;              /* MSb */
+        u8         lun:3;
+#endif
+        u8         lba1;
+        u8         lba2;                /* LSB */
+        u8         xfer_length;
+        u8         control;
+};
+
+#define SCSI_TAPE_CDB6_GET_TL(cdb)              \
+    (((cdb)->tl0 << 16) | ((cdb)->tl1 << 8) | (cdb)->tl2)
+
+#define SCSI_TAPE_CDB6_SET_TL(cdb, tl) {      \
+    (cdb)->tl0 = tl >> 16;            \
+    (cdb)->tl1 = (tl >> 8) & 0xFF;    \
+    (cdb)->tl2 = tl & 0xFF;           \
+}
+
+/*
+ * SCSI sequential (TAPE) wrtie command
+ */
+struct scsi_tape_wr_s{
+        u8         opcode;
+#ifdef __BIGENDIAN
+        u8         rsvd:7;
+        u8         fixed:1;     /* MSb */
+#else
+        u8         fixed:1;     /* MSb */
+        u8         rsvd:7;
+#endif
+        u8         tl0;         /* Msb */
+        u8         tl1;
+        u8         tl2;         /* Lsb */
+
+        u8         control;
+};
+
+#define SCSI_CDB6_GET_LBA(cdb)              \
+    (((cdb)->lba0 << 16) | ((cdb)->lba1 << 8) | (cdb)->lba2)
+
+#define SCSI_CDB6_SET_LBA(cdb, lba) {      \
+    (cdb)->lba0 = lba >> 16;            \
+    (cdb)->lba1 = (lba >> 8) & 0xFF;    \
+    (cdb)->lba2 = lba & 0xFF;           \
+}
+
+#define SCSI_CDB6_GET_TL(cdb) ((cdb)->xfer_length)
+#define SCSI_CDB6_SET_TL(cdb, tl) {      \
+    (cdb)->xfer_length = tl;         \
+}
+
+/*
+ * SCSI sense data format
+ */
+struct scsi_sense_s{
+#ifdef __BIGENDIAN
+        u8         valid:1;
+        u8         rsp_code:7;
+#else
+        u8         rsp_code:7;
+        u8         valid:1;
+#endif
+        u8         seg_num;
+#ifdef __BIGENDIAN
+        u8         file_mark:1;
+        u8         eom:1;               /* end of media */
+        u8         ili:1;               /* incorrect length indicator */
+        u8         reserved:1;
+        u8         sense_key:4;
+#else
+        u8         sense_key:4;
+        u8         reserved:1;
+        u8         ili:1;               /* incorrect length indicator */
+        u8         eom:1;               /* end of media */
+        u8         file_mark:1;
+#endif
+        u8         information[4];      /* device-type or command specific info
+                                         */
+        u8         add_sense_length;
+                                        /* additional sense length */
+        u8         command_info[4];/* command specific information
+                                                 */
+        u8         asc;         /* additional sense code */
+        u8         ascq;                /* additional sense code qualifier */
+        u8         fru_code;    /* field replaceable unit code */
+#ifdef __BIGENDIAN
+        u8         sksv:1;              /* sense key specific valid */
+        u8         c_d:1;               /* command/data bit */
+        u8         res1:2;
+        u8         bpv:1;               /* bit pointer valid */
+        u8         bpointer:3;  /* bit pointer */
+#else
+        u8         bpointer:3;  /* bit pointer */
+        u8         bpv:1;               /* bit pointer valid */
+        u8         res1:2;
+        u8         c_d:1;               /* command/data bit */
+        u8         sksv:1;              /* sense key specific valid */
+#endif
+        u8         fpointer[2]; /* field pointer */
+};
+
+#define SCSI_SENSE_CUR_ERR          0x70
+#define SCSI_SENSE_DEF_ERR          0x71
+
+/*
+ * SCSI sense key values
+ */
+#define SCSI_SK_NO_SENSE        0x0
+#define SCSI_SK_REC_ERR         0x1     /* recovered error */
+#define SCSI_SK_NOT_READY       0x2
+#define SCSI_SK_MED_ERR         0x3     /* medium error */
+#define SCSI_SK_HW_ERR          0x4     /* hardware error */
+#define SCSI_SK_ILLEGAL_REQ     0x5
+#define SCSI_SK_UNIT_ATT        0x6     /* unit attention */
+#define SCSI_SK_DATA_PROTECT    0x7
+#define SCSI_SK_BLANK_CHECK     0x8
+#define SCSI_SK_VENDOR_SPEC     0x9
+#define SCSI_SK_COPY_ABORTED    0xA
+#define SCSI_SK_ABORTED_CMND    0xB
+#define SCSI_SK_VOL_OVERFLOW    0xD
+#define SCSI_SK_MISCOMPARE      0xE
+
+/*
+ * SCSI additional sense codes
+ */
+#define SCSI_ASC_NO_ADD_SENSE           0x00
+#define SCSI_ASC_LUN_NOT_READY          0x04
+#define SCSI_ASC_LUN_COMMUNICATION      0x08
+#define SCSI_ASC_WRITE_ERROR            0x0C
+#define SCSI_ASC_INVALID_CMND_CODE      0x20
+#define SCSI_ASC_BAD_LBA                0x21
+#define SCSI_ASC_INVALID_FIELD_IN_CDB   0x24
+#define SCSI_ASC_LUN_NOT_SUPPORTED      0x25
+#define SCSI_ASC_LUN_WRITE_PROTECT      0x27
+#define SCSI_ASC_POWERON_BDR            0x29    /* power on reset, bus reset,
+                                                 * bus device reset
+                                                 */
+#define SCSI_ASC_PARAMS_CHANGED         0x2A
+#define SCSI_ASC_CMND_CLEARED_BY_A_I    0x2F
+#define SCSI_ASC_SAVING_PARAM_NOTSUPP   0x39
+#define SCSI_ASC_TOCC                   0x3F    /* target operating condtions
+                                                 * changed
+                                                 */
+#define SCSI_ASC_PARITY_ERROR           0x47
+#define SCSI_ASC_CMND_PHASE_ERROR       0x4A
+#define SCSI_ASC_DATA_PHASE_ERROR       0x4B
+#define SCSI_ASC_VENDOR_SPEC            0x7F
+
+/*
+ * SCSI additional sense code qualifiers
+ */
+#define SCSI_ASCQ_CAUSE_NOT_REPORT      0x00
+#define SCSI_ASCQ_BECOMING_READY        0x01
+#define SCSI_ASCQ_INIT_CMD_REQ          0x02
+#define SCSI_ASCQ_FORMAT_IN_PROGRESS    0x04
+#define SCSI_ASCQ_OPERATION_IN_PROGRESS 0x07
+#define SCSI_ASCQ_SELF_TEST_IN_PROGRESS 0x09
+#define SCSI_ASCQ_WR_UNEXP_UNSOL_DATA   0x0C
+#define SCSI_ASCQ_WR_NOTENG_UNSOL_DATA  0x0D
+
+#define SCSI_ASCQ_LBA_OUT_OF_RANGE      0x00
+#define SCSI_ASCQ_INVALID_ELEMENT_ADDR  0x01
+
+#define SCSI_ASCQ_LUN_WRITE_PROTECTED       0x00
+#define SCSI_ASCQ_LUN_HW_WRITE_PROTECTED    0x01
+#define SCSI_ASCQ_LUN_SW_WRITE_PROTECTED    0x02
+
+#define SCSI_ASCQ_POR   0x01    /* power on reset */
+#define SCSI_ASCQ_SBR   0x02    /* scsi bus reset */
+#define SCSI_ASCQ_BDR   0x03    /* bus device reset */
+#define SCSI_ASCQ_DIR   0x04    /* device internal reset */
+
+#define SCSI_ASCQ_MODE_PARAMS_CHANGED       0x01
+#define SCSI_ASCQ_LOG_PARAMS_CHANGED        0x02
+#define SCSI_ASCQ_RESERVATIONS_PREEMPTED    0x03
+#define SCSI_ASCQ_RESERVATIONS_RELEASED     0x04
+#define SCSI_ASCQ_REGISTRATIONS_PREEMPTED   0x05
+
+#define SCSI_ASCQ_MICROCODE_CHANGED 0x01
+#define SCSI_ASCQ_CHANGED_OPER_COND 0x02
+#define SCSI_ASCQ_INQ_CHANGED       0x03        /* inquiry data changed */
+#define SCSI_ASCQ_DI_CHANGED        0x05        /* device id changed */
+#define SCSI_ASCQ_RL_DATA_CHANGED   0x0E        /* report luns data changed */
+
+#define SCSI_ASCQ_DP_CRC_ERR            0x01    /* data phase crc error */
+#define SCSI_ASCQ_DP_SCSI_PARITY_ERR    0x02    /* data phase scsi parity error
+                                                 */
+#define SCSI_ASCQ_IU_CRC_ERR            0x03    /* information unit crc error */
+#define SCSI_ASCQ_PROTO_SERV_CRC_ERR    0x05
+
+#define SCSI_ASCQ_LUN_TIME_OUT          0x01
+
+/* ------------------------------------------------------------
+ * SCSI INQUIRY
+ * ------------------------------------------------------------*/
+
+struct scsi_inquiry_s{
+        u8         opcode;
+#ifdef __BIGENDIAN
+        u8         lun:3;
+        u8         reserved1:3;
+        u8         cmd_dt:1;
+        u8         evpd:1;
+#else
+        u8         evpd:1;
+        u8         cmd_dt:1;
+        u8         reserved1:3;
+        u8         lun:3;
+#endif
+        u8         page_code;
+        u8         reserved2;
+        u8         alloc_length;
+        u8         control;
+};
+
+struct scsi_inquiry_vendor_s{
+        u8         vendor_id[8];
+};
+
+struct scsi_inquiry_prodid_s{
+        u8         product_id[16];
+};
+
+struct scsi_inquiry_prodrev_s{
+        u8         product_rev[4];
+};
+
+struct scsi_inquiry_data_s{
+#ifdef __BIGENDIAN
+        u8         peripheral_qual:3;   /* peripheral qualifier */
+        u8         device_type:5;               /* peripheral device type */
+
+        u8         rmb:1;                       /* removable medium bit */
+        u8         device_type_mod:7;   /* device type modifier */
+
+        u8         version;
+
+        u8         aenc:1;              /* async event notification capability
+                                         */
+        u8         trm_iop:1;   /* terminate I/O process */
+        u8         norm_aca:1;  /* normal ACA supported */
+        u8         hi_support:1;        /* SCSI-3: supports REPORT LUNS */
+        u8         rsp_data_format:4;
+
+        u8         additional_len;
+        u8         sccs:1;
+        u8         reserved1:7;
+
+        u8         reserved2:1;
+        u8         enc_serv:1;  /* enclosure service component */
+        u8         reserved3:1;
+        u8         multi_port:1;        /* multi-port device */
+        u8         m_chngr:1;   /* device in medium transport element */
+        u8         ack_req_q:1; /* SIP specific bit */
+        u8         addr32:1;    /* SIP specific bit */
+        u8         addr16:1;    /* SIP specific bit */
+
+        u8         rel_adr:1;   /* relative address */
+        u8         w_bus32:1;
+        u8         w_bus16:1;
+        u8         synchronous:1;
+        u8         linked_commands:1;
+        u8         trans_dis:1;
+        u8         cmd_queue:1; /* command queueing supported */
+        u8         soft_reset:1;        /* soft reset alternative (VS) */
+#else
+        u8         device_type:5;       /* peripheral device type */
+        u8         peripheral_qual:3;
+                                        /* peripheral qualifier */
+
+        u8         device_type_mod:7;
+                                        /* device type modifier */
+        u8         rmb:1;               /* removable medium bit */
+
+        u8         version;
+
+        u8         rsp_data_format:4;
+        u8         hi_support:1;        /* SCSI-3: supports REPORT LUNS */
+        u8         norm_aca:1;  /* normal ACA supported */
+        u8         terminate_iop:1;/* terminate I/O process */
+        u8         aenc:1;              /* async event notification capability
+                                         */
+
+        u8         additional_len;
+        u8         reserved1:7;
+        u8         sccs:1;
+
+        u8         addr16:1;    /* SIP specific bit */
+        u8         addr32:1;    /* SIP specific bit */
+        u8         ack_req_q:1; /* SIP specific bit */
+        u8         m_chngr:1;   /* device in medium transport element */
+        u8         multi_port:1;        /* multi-port device */
+        u8         reserved3:1; /* TBD - Vendor Specific */
+        u8         enc_serv:1;  /* enclosure service component */
+        u8         reserved2:1;
+
+        u8         soft_seset:1;        /* soft reset alternative (VS) */
+        u8         cmd_queue:1; /* command queueing supported */
+        u8         trans_dis:1;
+        u8         linked_commands:1;
+        u8         synchronous:1;
+        u8         w_bus16:1;
+        u8         w_bus32:1;
+        u8         rel_adr:1;   /* relative address */
+#endif
+        struct scsi_inquiry_vendor_s vendor_id;
+        struct scsi_inquiry_prodid_s product_id;
+        struct scsi_inquiry_prodrev_s product_rev;
+        u8         vendor_specific[20];
+        u8         reserved4[40];
+};
+
+/*
+ * inquiry.peripheral_qual field values
+ */
+#define SCSI_DEVQUAL_DEFAULT        0
+#define SCSI_DEVQUAL_NOT_CONNECTED  1
+#define SCSI_DEVQUAL_NOT_SUPPORTED  3
+
+/*
+ * inquiry.device_type field values
+ */
+#define SCSI_DEVICE_DIRECT_ACCESS       0x00
+#define SCSI_DEVICE_SEQ_ACCESS          0x01
+#define SCSI_DEVICE_ARRAY_CONTROLLER    0x0C
+#define SCSI_DEVICE_UNKNOWN             0x1F
+
+/*
+ * inquiry.version
+ */
+#define SCSI_VERSION_ANSI_X3131     2   /* ANSI X3.131 SCSI-2 */
+#define SCSI_VERSION_SPC            3   /* SPC (SCSI-3), ANSI X3.301:1997 */
+#define SCSI_VERSION_SPC_2          4   /* SPC-2 */
+
+/*
+ * response data format
+ */
+#define SCSI_RSP_DATA_FORMAT        2   /* SCSI-2 & SPC */
+
+/*
+ * SCSI inquiry page codes
+ */
+#define SCSI_INQ_PAGE_VPD_PAGES     0x00        /* supported vpd pages */
+#define SCSI_INQ_PAGE_USN_PAGE      0x80        /* unit serial number page */
+#define SCSI_INQ_PAGE_DEV_IDENT     0x83        /* device indentification page
+                                                 */
+#define SCSI_INQ_PAGES_MAX          3
+
+/*
+ * supported vital product data pages
+ */
+struct scsi_inq_page_vpd_pages_s{
+#ifdef __BIGENDIAN
+        u8         peripheral_qual:3;
+        u8         device_type:5;
+#else
+        u8         device_type:5;
+        u8         peripheral_qual:3;
+#endif
+        u8         page_code;
+        u8         reserved;
+        u8         page_length;
+        u8         pages[SCSI_INQ_PAGES_MAX];
+};
+
+/*
+ * Unit serial number page
+ */
+#define SCSI_INQ_USN_LEN 32
+
+struct scsi_inq_usn_s{
+        char            usn[SCSI_INQ_USN_LEN];
+};
+
+struct scsi_inq_page_usn_s{
+#ifdef __BIGENDIAN
+        u8         peripheral_qual:3;
+        u8         device_type:5;
+#else
+        u8         device_type:5;
+        u8         peripheral_qual:3;
+#endif
+        u8         page_code;
+        u8         reserved1;
+        u8         page_length;
+        struct scsi_inq_usn_s  usn;
+};
+
+enum {
+        SCSI_INQ_DIP_CODE_BINARY = 1,   /* identifier has binary value */
+        SCSI_INQ_DIP_CODE_ASCII = 2,    /* identifier has ascii value */
+};
+
+enum {
+        SCSI_INQ_DIP_ASSOC_LUN = 0,     /* id is associated with device */
+        SCSI_INQ_DIP_ASSOC_PORT = 1,    /* id is associated with port that
+                                         * received the request
+                                         */
+};
+
+enum {
+        SCSI_INQ_ID_TYPE_VENDOR = 1,
+        SCSI_INQ_ID_TYPE_IEEE = 2,
+        SCSI_INQ_ID_TYPE_FC_FS = 3,
+        SCSI_INQ_ID_TYPE_OTHER = 4,
+};
+
+struct scsi_inq_dip_desc_s{
+#ifdef __BIGENDIAN
+        u8         res0:4;
+        u8         code_set:4;
+        u8         res1:2;
+        u8         association:2;
+        u8         id_type:4;
+#else
+        u8         code_set:4;
+        u8         res0:4;
+        u8         id_type:4;
+        u8         association:2;
+        u8         res1:2;
+#endif
+        u8         res2;
+        u8         id_len;
+        struct scsi_lun_sn_s   id;
+};
+
+/*
+ * Device indentification page
+ */
+struct scsi_inq_page_dev_ident_s{
+#ifdef __BIGENDIAN
+        u8         peripheral_qual:3;
+        u8         device_type:5;
+#else
+        u8         device_type:5;
+        u8         peripheral_qual:3;
+#endif
+        u8         page_code;
+        u8         reserved1;
+        u8         page_length;
+        struct scsi_inq_dip_desc_s desc;
+};
+
+/* ------------------------------------------------------------
+ * READ CAPACITY
+ * ------------------------------------------------------------
+ */
+
+struct scsi_read_capacity_s{
+        u8         opcode;
+#ifdef __BIGENDIAN
+        u8         lun:3;
+        u8         reserved1:4;
+        u8         rel_adr:1;
+#else
+        u8         rel_adr:1;
+        u8         reserved1:4;
+        u8         lun:3;
+#endif
+        u8         lba0;        /* MSB */
+        u8         lba1;
+        u8         lba2;
+        u8         lba3;        /* LSB */
+        u8         reserved2;
+        u8         reserved3;
+#ifdef __BIGENDIAN
+        u8         reserved4:7;
+        u8         pmi:1;       /* partial medium indicator */
+#else
+        u8         pmi:1;       /* partial medium indicator */
+        u8         reserved4:7;
+#endif
+        u8         control;
+};
+
+struct scsi_read_capacity_data_s{
+        u32        max_lba;     /* maximum LBA available */
+        u32        block_length;        /* in bytes */
+};
+
+struct scsi_read_capacity16_data_s{
+        u64        lba; /* maximum LBA available */
+        u32        block_length;        /* in bytes */
+#ifdef __BIGENDIAN
+        u8         reserved1:4,
+                        p_type:3,
+                        prot_en:1;
+        u8              reserved2:4,
+                        lb_pbe:4;       /* logical blocks per physical block
+                                         * exponent */
+        u16     reserved3:2,
+                        lba_align:14;   /* lowest aligned logical block
+                                         * address */
+#else
+        u16     lba_align:14,   /* lowest aligned logical block
+                                         * address */
+                        reserved3:2;
+        u8              lb_pbe:4,       /* logical blocks per physical block
+                                         * exponent */
+                        reserved2:4;
+        u8              prot_en:1,
+                        p_type:3,
+                        reserved1:4;
+#endif
+        u64     reserved4;
+        u64     reserved5;
+};
+
+/* ------------------------------------------------------------
+ * REPORT LUNS command
+ * ------------------------------------------------------------
+ */
+
+struct scsi_report_luns_s{
+        u8         opcode;              /* A0h - REPORT LUNS opCode */
+        u8         reserved1[5];
+        u8         alloc_length[4];/* allocation length MSB first */
+        u8         reserved2;
+        u8         control;
+};
+
+#define SCSI_REPORT_LUN_ALLOC_LENGTH(rl)                                \
+    ((rl->alloc_length[0] << 24) | (rl->alloc_length[1] << 16) |        \
+     (rl->alloc_length[2] << 8) | (rl->alloc_length[3]))
+
+#define SCSI_REPORT_LUNS_SET_ALLOCLEN(rl, alloc_len) {      \
+    (rl)->alloc_length[0] = (alloc_len) >> 24;                          \
+    (rl)->alloc_length[1] = ((alloc_len) >> 16) & 0xFF;                 \
+    (rl)->alloc_length[2] = ((alloc_len) >> 8) & 0xFF;                  \
+    (rl)->alloc_length[3] = (alloc_len) & 0xFF;                         \
+}
+
+struct scsi_report_luns_data_s{
+        u32        lun_list_length;     /* length of LUN list length */
+        u32        reserved;
+        lun_t           lun[1];                 /* first LUN in lun list */
+};
+
+/* -------------------------------------------------------------
+ * SCSI mode  parameters
+ * -----------------------------------------------------------
+ */
+enum {
+        SCSI_DA_MEDIUM_DEF = 0, /* direct access default medium type */
+        SCSI_DA_MEDIUM_SS = 1,  /* direct access single sided */
+        SCSI_DA_MEDIUM_DS = 2,  /* direct access double sided */
+};
+
+/*
+ * SCSI Mode Select(6) cdb
+ */
+struct scsi_mode_select6_s{
+        u8         opcode;
+#ifdef __BIGENDIAN
+        u8         reserved1:3;
+        u8         pf:1;                /* page format */
+        u8         reserved2:3;
+        u8         sp:1;                /* save pages if set to 1 */
+#else
+        u8         sp:1;        /* save pages if set to 1 */
+        u8         reserved2:3;
+        u8         pf:1;        /* page format */
+        u8         reserved1:3;
+#endif
+        u8         reserved3[2];
+        u8         alloc_len;
+        u8         control;
+};
+
+/*
+ * SCSI Mode Select(10) cdb
+ */
+struct scsi_mode_select10_s{
+        u8         opcode;
+#ifdef __BIGENDIAN
+        u8         reserved1:3;
+        u8         pf:1;        /* page format */
+        u8         reserved2:3;
+        u8         sp:1;        /* save pages if set to 1 */
+#else
+        u8         sp:1;        /* save pages if set to 1 */
+        u8         reserved2:3;
+        u8         pf:1;        /* page format */
+        u8         reserved1:3;
+#endif
+        u8         reserved3[5];
+        u8         alloc_len_msb;
+        u8         alloc_len_lsb;
+        u8         control;
+};
+
+/*
+ * SCSI Mode Sense(6) cdb
+ */
+struct scsi_mode_sense6_s{
+        u8         opcode;
+#ifdef __BIGENDIAN
+        u8         reserved1:4;
+        u8         dbd:1;       /* disable block discriptors if set to 1 */
+        u8         reserved2:3;
+
+        u8         pc:2;        /* page control */
+        u8         page_code:6;
+#else
+        u8         reserved2:3;
+        u8         dbd:1;       /* disable block descriptors if set to 1 */
+        u8         reserved1:4;
+
+        u8         page_code:6;
+        u8         pc:2;        /* page control */
+#endif
+        u8         reserved3;
+        u8         alloc_len;
+        u8         control;
+};
+
+/*
+ * SCSI Mode Sense(10) cdb
+ */
+struct scsi_mode_sense10_s{
+        u8         opcode;
+#ifdef __BIGENDIAN
+        u8         reserved1:3;
+        u8         LLBAA:1;     /* long LBA accepted if set to 1 */
+        u8         dbd:1;               /* disable block descriptors if set
+                                         * to 1
+                                         */
+        u8         reserved2:3;
+
+        u8         pc:2;                /* page control */
+        u8         page_code:6;
+#else
+        u8         reserved2:3;
+        u8         dbd:1;               /* disable block descriptors if set to
+                                         * 1
+                                         */
+        u8         LLBAA:1;     /* long LBA accepted if set to 1 */
+        u8         reserved1:3;
+
+        u8         page_code:6;
+        u8         pc:2;                /* page control */
+#endif
+        u8         reserved3[4];
+        u8         alloc_len_msb;
+        u8         alloc_len_lsb;
+        u8         control;
+};
+
+#define SCSI_CDB10_GET_AL(cdb)                                          \
+    ((cdb)->alloc_len_msb << 8 | (cdb)->alloc_len_lsb)
+
+#define SCSI_CDB10_SET_AL(cdb, al) {      \
+    (cdb)->alloc_len_msb = al >> 8;                                     \
+    (cdb)->alloc_len_lsb = al & 0xFF;                                   \
+}
+
+#define SCSI_CDB6_GET_AL(cdb) ((cdb)->alloc_len)
+
+#define SCSI_CDB6_SET_AL(cdb, al) {      \
+    (cdb)->alloc_len = al;                                              \
+}
+
+/*
+ * page control field values
+ */
+#define SCSI_PC_CURRENT_VALUES       0x0
+#define SCSI_PC_CHANGEABLE_VALUES    0x1
+#define SCSI_PC_DEFAULT_VALUES       0x2
+#define SCSI_PC_SAVED_VALUES         0x3
+
+/*
+ * SCSI mode page codes
+ */
+#define SCSI_MP_VENDOR_SPEC     0x00
+#define SCSI_MP_DISC_RECN       0x02    /* disconnect-reconnect page */
+#define SCSI_MP_FORMAT_DEVICE   0x03
+#define SCSI_MP_RDG             0x04    /* rigid disk geometry page */
+#define SCSI_MP_FDP             0x05    /* flexible disk page */
+#define SCSI_MP_CACHING         0x08    /* caching page */
+#define SCSI_MP_CONTROL         0x0A    /* control mode page */
+#define SCSI_MP_MED_TYPES_SUP   0x0B    /* medium types supported page */
+#define SCSI_MP_INFO_EXCP_CNTL  0x1C    /* informational exception control */
+#define SCSI_MP_ALL             0x3F    /* return all pages - mode sense only */
+
+/*
+ * mode parameter header
+ */
+struct scsi_mode_param_header6_s{
+        u8         mode_datalen;
+        u8         medium_type;
+
+        /*
+         * device specific parameters expanded for direct access devices
+         */
+#ifdef __BIGENDIAN
+        u32        wp:1;                /* write protected */
+        u32        reserved1:2;
+        u32        dpofua:1;    /* disable page out + force unit access
+                                         */
+        u32        reserved2:4;
+#else
+        u32        reserved2:4;
+        u32        dpofua:1;    /* disable page out + force unit access
+                                         */
+        u32        reserved1:2;
+        u32        wp:1;                /* write protected */
+#endif
+
+        u8         block_desclen;
+};
+
+struct scsi_mode_param_header10_s{
+        u32        mode_datalen:16;
+        u32        medium_type:8;
+
+        /*
+         * device specific parameters expanded for direct access devices
+         */
+#ifdef __BIGENDIAN
+        u32        wp:1;                /* write protected */
+        u32        reserved1:2;
+        u32        dpofua:1;    /* disable page out + force unit access
+                                         */
+        u32        reserved2:4;
+#else
+        u32        reserved2:4;
+        u32        dpofua:1;    /* disable page out + force unit access
+                                         */
+        u32        reserved1:2;
+        u32        wp:1;                /* write protected */
+#endif
+
+#ifdef __BIGENDIAN
+        u32        reserved3:7;
+        u32        longlba:1;
+#else
+        u32        longlba:1;
+        u32        reserved3:7;
+#endif
+        u32        reserved4:8;
+        u32        block_desclen:16;
+};
+
+/*
+ * mode parameter block descriptor
+ */
+struct scsi_mode_param_desc_s{
+        u32        nblks;
+        u32        density_code:8;
+        u32        block_length:24;
+};
+
+/*
+ * Disconnect-reconnect mode page format
+ */
+struct scsi_mp_disc_recn_s{
+#ifdef __BIGENDIAN
+        u8         ps:1;
+        u8         reserved1:1;
+        u8         page_code:6;
+#else
+        u8         page_code:6;
+        u8         reserved1:1;
+        u8         ps:1;
+#endif
+        u8         page_len;
+        u8         buf_full_ratio;
+        u8         buf_empty_ratio;
+
+        u8         bil_msb;     /* bus inactivity limit -MSB */
+        u8         bil_lsb;     /* bus inactivity limit -LSB */
+
+        u8         dtl_msb;     /* disconnect time limit - MSB */
+        u8         dtl_lsb;     /* disconnect time limit - LSB */
+
+        u8         ctl_msb;     /* connect time limit - MSB */
+        u8         ctl_lsb;     /* connect time limit - LSB */
+
+        u8         max_burst_len_msb;
+        u8         max_burst_len_lsb;
+#ifdef __BIGENDIAN
+        u8         emdp:1;      /* enable modify data pointers */
+        u8         fa:3;        /* fair arbitration */
+        u8         dimm:1;      /* disconnect immediate */
+        u8         dtdc:3;      /* data transfer disconnect control */
+#else
+        u8         dtdc:3;      /* data transfer disconnect control */
+        u8         dimm:1;      /* disconnect immediate */
+        u8         fa:3;        /* fair arbitration */
+        u8         emdp:1;      /* enable modify data pointers */
+#endif
+
+        u8         reserved3;
+
+        u8         first_burst_len_msb;
+        u8         first_burst_len_lsb;
+};
+
+/*
+ * SCSI format device mode page
+ */
+struct scsi_mp_format_device_s{
+#ifdef __BIGENDIAN
+        u32        ps:1;
+        u32        reserved1:1;
+        u32        page_code:6;
+#else
+        u32        page_code:6;
+        u32        reserved1:1;
+        u32        ps:1;
+#endif
+        u32        page_len:8;
+        u32        tracks_per_zone:16;
+
+        u32        a_sec_per_zone:16;
+        u32        a_tracks_per_zone:16;
+
+        u32        a_tracks_per_lun:16; /* alternate tracks/lun-MSB */
+        u32        sec_per_track:16;    /* sectors/track-MSB */
+
+        u32        bytes_per_sector:16;
+        u32        interleave:16;
+
+        u32        tsf:16;                      /* track skew factor-MSB */
+        u32        csf:16;                      /* cylinder skew factor-MSB */
+
+#ifdef __BIGENDIAN
+        u32        ssec:1;      /* soft sector formatting */
+        u32        hsec:1;      /* hard sector formatting */
+        u32        rmb:1;       /* removable media */
+        u32        surf:1;      /* surface */
+        u32        reserved2:4;
+#else
+        u32        reserved2:4;
+        u32        surf:1;      /* surface */
+        u32        rmb:1;       /* removable media */
+        u32        hsec:1;      /* hard sector formatting */
+        u32        ssec:1;      /* soft sector formatting */
+#endif
+        u32        reserved3:24;
+};
+
+/*
+ * SCSI rigid disk device geometry page
+ */
+struct scsi_mp_rigid_device_geometry_s{
+#ifdef __BIGENDIAN
+        u32        ps:1;
+        u32        reserved1:1;
+        u32        page_code:6;
+#else
+        u32        page_code:6;
+        u32        reserved1:1;
+        u32        ps:1;
+#endif
+        u32        page_len:8;
+        u32        num_cylinders0:8;
+        u32        num_cylinders1:8;
+
+        u32        num_cylinders2:8;
+        u32        num_heads:8;
+        u32        scwp0:8;
+        u32        scwp1:8;
+
+        u32        scwp2:8;
+        u32        scrwc0:8;
+        u32        scrwc1:8;
+        u32        scrwc2:8;
+
+        u32        dsr:16;
+        u32        lscyl0:8;
+        u32        lscyl1:8;
+
+        u32        lscyl2:8;
+#ifdef __BIGENDIAN
+        u32        reserved2:6;
+        u32        rpl:2;       /* rotational position locking */
+#else
+        u32        rpl:2;       /* rotational position locking */
+        u32        reserved2:6;
+#endif
+        u32        rot_off:8;
+        u32        reserved3:8;
+
+        u32        med_rot_rate:16;
+        u32        reserved4:16;
+};
+
+/*
+ * SCSI caching mode page
+ */
+struct scsi_mp_caching_s{
+#ifdef __BIGENDIAN
+        u8         ps:1;
+        u8         res1:1;
+        u8         page_code:6;
+#else
+        u8         page_code:6;
+        u8         res1:1;
+        u8         ps:1;
+#endif
+        u8         page_len;
+#ifdef __BIGENDIAN
+        u8         ic:1;        /* initiator control */
+        u8         abpf:1;      /* abort pre-fetch */
+        u8         cap:1;       /* caching analysis permitted */
+        u8         disc:1;      /* discontinuity */
+        u8         size:1;      /* size enable */
+        u8         wce:1;       /* write cache enable */
+        u8         mf:1;        /* multiplication factor */
+        u8         rcd:1;       /* read cache disable */
+
+        u8         drrp:4;      /* demand read retention priority */
+        u8         wrp:4;       /* write retention priority */
+#else
+        u8         rcd:1;       /* read cache disable */
+        u8         mf:1;        /* multiplication factor */
+        u8         wce:1;       /* write cache enable */
+        u8         size:1;      /* size enable */
+        u8         disc:1;      /* discontinuity */
+        u8         cap:1;       /* caching analysis permitted */
+        u8         abpf:1;      /* abort pre-fetch */
+        u8         ic:1;        /* initiator control */
+
+        u8         wrp:4;       /* write retention priority */
+        u8         drrp:4;      /* demand read retention priority */
+#endif
+        u8         dptl[2];/* disable pre-fetch transfer length */
+        u8         min_prefetch[2];
+        u8         max_prefetch[2];
+        u8         max_prefetch_limit[2];
+#ifdef __BIGENDIAN
+        u8         fsw:1;       /* force sequential write */
+        u8         lbcss:1;/* logical block cache segment size */
+        u8         dra:1;       /* disable read ahead */
+        u8         vs:2;        /* vendor specific */
+        u8         res2:3;
+#else
+        u8         res2:3;
+        u8         vs:2;        /* vendor specific */
+        u8         dra:1;       /* disable read ahead */
+        u8         lbcss:1;/* logical block cache segment size */
+        u8         fsw:1;       /* force sequential write */
+#endif
+        u8         num_cache_segs;
+
+        u8         cache_seg_size[2];
+        u8         res3;
+        u8         non_cache_seg_size[3];
+};
+
+/*
+ * SCSI control mode page
+ */
+struct scsi_mp_control_page_s{
+#ifdef __BIGENDIAN
+u8         ps:1;
+u8         reserved1:1;
+u8         page_code:6;
+#else
+u8         page_code:6;
+u8         reserved1:1;
+u8         ps:1;
+#endif
+        u8         page_len;
+#ifdef __BIGENDIAN
+        u8         tst:3;               /* task set type */
+        u8         reserved3:3;
+        u8         gltsd:1;     /* global logging target save disable */
+        u8         rlec:1;              /* report log exception condition */
+
+        u8         qalgo_mod:4; /* queue alogorithm modifier */
+        u8         reserved4:1;
+        u8         qerr:2;              /* queue error management */
+        u8         dque:1;              /* disable queuing */
+
+        u8         reserved5:1;
+        u8         rac:1;               /* report a check */
+        u8         reserved6:2;
+        u8         swp:1;               /* software write protect */
+        u8         raerp:1;     /* ready AER permission */
+        u8         uaaerp:1;    /* unit attenstion AER permission */
+        u8         eaerp:1;     /* error AER permission */
+
+        u8         reserved7:5;
+        u8         autoload_mod:3;
+#else
+        u8         rlec:1;              /* report log exception condition */
+        u8         gltsd:1;     /* global logging target save disable */
+        u8         reserved3:3;
+        u8         tst:3;               /* task set type */
+
+        u8         dque:1;              /* disable queuing */
+        u8         qerr:2;              /* queue error management */
+        u8         reserved4:1;
+        u8         qalgo_mod:4; /* queue alogorithm modifier */
+
+        u8         eaerp:1;     /* error AER permission */
+        u8         uaaerp:1;    /* unit attenstion AER permission */
+        u8         raerp:1;     /* ready AER permission */
+        u8         swp:1;               /* software write protect */
+        u8         reserved6:2;
+        u8         rac:1;               /* report a check */
+        u8         reserved5:1;
+
+        u8         autoload_mod:3;
+        u8         reserved7:5;
+#endif
+        u8         rahp_msb;    /* ready AER holdoff period - MSB */
+        u8         rahp_lsb;    /* ready AER holdoff period - LSB */
+
+        u8         busy_timeout_period_msb;
+        u8         busy_timeout_period_lsb;
+
+        u8         ext_selftest_compl_time_msb;
+        u8         ext_selftest_compl_time_lsb;
+};
+
+/*
+ * SCSI medium types supported mode page
+ */
+struct scsi_mp_medium_types_sup_s{
+#ifdef __BIGENDIAN
+        u8         ps:1;
+        u8         reserved1:1;
+        u8         page_code:6;
+#else
+        u8         page_code:6;
+        u8         reserved1:1;
+        u8         ps:1;
+#endif
+        u8         page_len;
+
+        u8         reserved3[2];
+        u8         med_type1_sup;       /* medium type one supported */
+        u8         med_type2_sup;       /* medium type two supported */
+        u8         med_type3_sup;       /* medium type three supported */
+        u8         med_type4_sup;       /* medium type four supported */
+};
+
+/*
+ * SCSI informational exception control mode page
+ */
+struct scsi_mp_info_excpt_cntl_s{
+#ifdef __BIGENDIAN
+        u8         ps:1;
+        u8         reserved1:1;
+        u8         page_code:6;
+#else
+        u8         page_code:6;
+        u8         reserved1:1;
+        u8         ps:1;
+#endif
+        u8         page_len;
+#ifdef __BIGENDIAN
+        u8         perf:1;              /* performance */
+        u8         reserved3:1;
+        u8         ebf:1;               /* enable background fucntion */
+        u8         ewasc:1;     /* enable warning */
+        u8         dexcpt:1;    /* disable exception control */
+        u8         test:1;              /* enable test device failure
+                                         * notification
+                                         */
+        u8         reserved4:1;
+        u8         log_error:1;
+
+        u8         reserved5:4;
+        u8         mrie:4;              /* method of reporting info
+                                         * exceptions
+                                         */
+#else
+        u8         log_error:1;
+        u8         reserved4:1;
+        u8         test:1;              /* enable test device failure
+                                         * notification
+                                         */
+        u8         dexcpt:1;    /* disable exception control */
+        u8         ewasc:1;     /* enable warning */
+        u8         ebf:1;               /* enable background fucntion */
+        u8         reserved3:1;
+        u8         perf:1;              /* performance */
+
+        u8         mrie:4;              /* method of reporting info
+                                         * exceptions
+                                         */
+        u8         reserved5:4;
+#endif
+        u8         interval_timer_msb;
+        u8         interval_timer_lsb;
+
+        u8         report_count_msb;
+        u8         report_count_lsb;
+};
+
+/*
+ * Methods of reporting informational exceptions
+ */
+#define SCSI_MP_IEC_NO_REPORT       0x0 /* no reporting of exceptions */
+#define SCSI_MP_IEC_AER             0x1 /* async event reporting */
+#define SCSI_MP_IEC_UNIT_ATTN       0x2 /* generate unit attenstion */
+#define SCSI_MO_IEC_COND_REC_ERR    0x3 /* conditionally generate recovered
+                                         * error
+                                         */
+#define SCSI_MP_IEC_UNCOND_REC_ERR  0x4 /* unconditionally generate recovered
+                                         * error
+                                         */
+#define SCSI_MP_IEC_NO_SENSE        0x5 /* generate no sense */
+#define SCSI_MP_IEC_ON_REQUEST      0x6 /* only report exceptions on request */
+
+/*
+ * SCSI flexible disk page
+ */
+struct scsi_mp_flexible_disk_s{
+#ifdef __BIGENDIAN
+        u8         ps:1;
+        u8         reserved1:1;
+        u8         page_code:6;
+#else
+        u8         page_code:6;
+        u8         reserved1:1;
+        u8         ps:1;
+#endif
+        u8         page_len;
+
+        u8         transfer_rate_msb;
+        u8         transfer_rate_lsb;
+
+        u8         num_heads;
+        u8         num_sectors;
+
+        u8         bytes_per_sector_msb;
+        u8         bytes_per_sector_lsb;
+
+        u8         num_cylinders_msb;
+        u8         num_cylinders_lsb;
+
+        u8         sc_wpc_msb;  /* starting cylinder-write
+                                         * precompensation msb
+                                         */
+        u8         sc_wpc_lsb;  /* starting cylinder-write
+                                         * precompensation lsb
+                                         */
+        u8         sc_rwc_msb;  /* starting cylinder-reduced write
+                                         * current msb
+                                         */
+        u8         sc_rwc_lsb;  /* starting cylinder-reduced write
+                                         * current lsb
+                                         */
+
+        u8         dev_step_rate_msb;
+        u8         dev_step_rate_lsb;
+
+        u8         dev_step_pulse_width;
+
+        u8         head_sd_msb; /* head settle delay msb */
+        u8         head_sd_lsb; /* head settle delay lsb */
+
+        u8         motor_on_delay;
+        u8         motor_off_delay;
+#ifdef __BIGENDIAN
+        u8         trdy:1;              /* true ready bit */
+        u8         ssn:1;               /* start sector number bit */
+        u8         mo:1;                /* motor on bit */
+        u8         reserved3:5;
+
+        u8         reserved4:4;
+        u8         spc:4;               /* step pulse per cylinder */
+#else
+        u8         reserved3:5;
+        u8         mo:1;                /* motor on bit */
+        u8         ssn:1;               /* start sector number bit */
+        u8         trdy:1;              /* true ready bit */
+
+        u8         spc:4;               /* step pulse per cylinder */
+        u8         reserved4:4;
+#endif
+        u8         write_comp;
+        u8         head_load_delay;
+        u8         head_unload_delay;
+#ifdef __BIGENDIAN
+        u8         pin34:4;     /* pin34 usage */
+        u8         pin2:4;              /* pin2 usage */
+
+        u8         pin4:4;              /* pin4 usage */
+        u8         pin1:4;              /* pin1 usage */
+#else
+        u8         pin2:4;              /* pin2 usage */
+        u8         pin34:4;     /* pin34 usage */
+
+        u8         pin1:4;              /* pin1 usage */
+        u8         pin4:4;              /* pin4 usage */
+#endif
+        u8         med_rot_rate_msb;
+        u8         med_rot_rate_lsb;
+
+        u8         reserved5[2];
+};
+
+struct scsi_mode_page_format_data6_s{
+        struct scsi_mode_param_header6_s mph;   /* mode page header */
+        struct scsi_mode_param_desc_s desc;     /* block descriptor */
+        struct scsi_mp_format_device_s format;  /* format device data */
+};
+
+struct scsi_mode_page_format_data10_s{
+        struct scsi_mode_param_header10_s mph;  /* mode page header */
+        struct scsi_mode_param_desc_s desc;     /* block descriptor */
+        struct scsi_mp_format_device_s format;  /* format device data */
+};
+
+struct scsi_mode_page_rdg_data6_s{
+        struct scsi_mode_param_header6_s mph;   /* mode page header */
+        struct scsi_mode_param_desc_s desc;     /* block descriptor */
+        struct scsi_mp_rigid_device_geometry_s rdg;
+                                        /* rigid geometry data */
+};
+
+struct scsi_mode_page_rdg_data10_s{
+        struct scsi_mode_param_header10_s mph;  /* mode page header */
+        struct scsi_mode_param_desc_s desc;     /* block descriptor */
+        struct scsi_mp_rigid_device_geometry_s rdg;
+                                        /* rigid geometry data */
+};
+
+struct scsi_mode_page_cache6_s{
+        struct scsi_mode_param_header6_s mph;   /* mode page header */
+        struct scsi_mode_param_desc_s desc;     /* block descriptor */
+        struct scsi_mp_caching_s cache; /* cache page data */
+};
+
+struct scsi_mode_page_cache10_s{
+        struct scsi_mode_param_header10_s mph;  /* mode page header */
+        struct scsi_mode_param_desc_s desc;     /* block descriptor */
+        struct scsi_mp_caching_s cache; /* cache page data */
+};
+
+/* --------------------------------------------------------------
+ * Format Unit command
+ * ------------------------------------------------------------
+ */
+
+/*
+ * Format Unit CDB
+ */
+struct scsi_format_unit_s{
+        u8         opcode;
+#ifdef __BIGENDIAN
+        u8         res1:3;
+        u8         fmtdata:1;   /* if set, data out phase has format
+                                         * data
+                                         */
+        u8         cmplst:1;    /* if set, defect list is complete */
+        u8         def_list:3;  /* format of defect descriptor is
+                                         * fmtdata =1
+                                         */
+#else
+        u8         def_list:3;  /* format of defect descriptor is
+                                         * fmtdata = 1
+                                         */
+        u8         cmplst:1;    /* if set, defect list is complete */
+        u8         fmtdata:1;   /* if set, data out phase has format
+                                         * data
+                                         */
+        u8         res1:3;
+#endif
+        u8         interleave_msb;
+        u8         interleave_lsb;
+        u8         vendor_spec;
+        u8         control;
+};
+
+/*
+ * h
+ */
+struct scsi_reserve6_s{
+        u8         opcode;
+#ifdef __BIGENDIAN
+        u8         reserved:3;
+        u8         obsolete:4;
+        u8         extent:1;
+#else
+        u8         extent:1;
+        u8         obsolete:4;
+        u8         reserved:3;
+#endif
+        u8         reservation_id;
+        u16        param_list_len;
+        u8         control;
+};
+
+/*
+ * h
+ */
+struct scsi_release6_s{
+        u8         opcode;
+#ifdef __BIGENDIAN
+        u8         reserved1:3;
+        u8         obsolete:4;
+        u8         extent:1;
+#else
+        u8         extent:1;
+        u8         obsolete:4;
+        u8         reserved1:3;
+#endif
+        u8         reservation_id;
+        u16        reserved2;
+        u8         control;
+};
+
+/*
+ * h
+ */
+struct scsi_reserve10_s{
+        u8         opcode;
+#ifdef __BIGENDIAN
+        u8         reserved1:3;
+        u8         third_party:1;
+        u8         reserved2:2;
+        u8         long_id:1;
+        u8         extent:1;
+#else
+        u8         extent:1;
+        u8         long_id:1;
+        u8         reserved2:2;
+        u8         third_party:1;
+        u8         reserved1:3;
+#endif
+        u8         reservation_id;
+        u8         third_pty_dev_id;
+        u8         reserved3;
+        u8         reserved4;
+        u8         reserved5;
+        u16        param_list_len;
+        u8         control;
+};
+
+struct scsi_release10_s{
+        u8         opcode;
+#ifdef __BIGENDIAN
+        u8         reserved1:3;
+        u8         third_party:1;
+        u8         reserved2:2;
+        u8         long_id:1;
+        u8         extent:1;
+#else
+        u8         extent:1;
+        u8         long_id:1;
+        u8         reserved2:2;
+        u8         third_party:1;
+        u8         reserved1:3;
+#endif
+        u8         reservation_id;
+        u8         third_pty_dev_id;
+        u8         reserved3;
+        u8         reserved4;
+        u8         reserved5;
+        u16        param_list_len;
+        u8         control;
+};
+
+struct scsi_verify10_s{
+        u8         opcode;
+#ifdef __BIGENDIAN
+        u8         lun:3;
+        u8         dpo:1;
+        u8         reserved:2;
+        u8         bytchk:1;
+        u8         reladdr:1;
+#else
+        u8         reladdr:1;
+        u8         bytchk:1;
+        u8         reserved:2;
+        u8         dpo:1;
+        u8         lun:3;
+#endif
+        u8         lba0;
+        u8         lba1;
+        u8         lba2;
+        u8         lba3;
+        u8         reserved1;
+        u8         verification_len0;
+        u8         verification_len1;
+        u8         control_byte;
+};
+
+struct scsi_request_sense_s{
+        u8         opcode;
+#ifdef __BIGENDIAN
+        u8         lun:3;
+        u8         reserved:5;
+#else
+        u8         reserved:5;
+        u8         lun:3;
+#endif
+        u8         reserved0;
+        u8         reserved1;
+        u8         alloc_len;
+        u8         control_byte;
+};
+
+/* ------------------------------------------------------------
+ * 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
+                                                 * in CDBs
+                                                 */
+
+#define SCSI_OP_WRITE_VERIFY10      0x2E
+#define SCSI_OP_WRITE_VERIFY12      0xAE
+#define SCSI_OP_UNDEF               0xFF
+
+/*
+ * SCSI WRITE-VERIFY(10) command
+ */
+struct scsi_write_verify10_s{
+        u8         opcode;
+#ifdef __BIGENDIAN
+        u8         reserved1:3;
+        u8         dpo:1;               /* Disable Page Out */
+        u8         reserved2:1;
+        u8         ebp:1;               /* erse by-pass */
+        u8         bytchk:1;    /* byte check */
+        u8         rel_adr:1;   /* relative address */
+#else
+        u8         rel_adr:1;   /* relative address */
+        u8         bytchk:1;    /* byte check */
+        u8         ebp:1;               /* erse by-pass */
+        u8         reserved2:1;
+        u8         dpo:1;               /* Disable Page Out */
+        u8         reserved1:3;
+#endif
+        u8         lba0;                /* logical block address - MSB */
+        u8         lba1;
+        u8         lba2;
+        u8         lba3;                /* LSB */
+        u8         reserved3;
+        u8         xfer_length0;        /* transfer length in blocks - MSB */
+        u8         xfer_length1;        /* LSB */
+        u8         control;
+};
+
+#pragma pack()
+
+#endif /* __SCSI_H__ */
diff --git a/drivers/scsi/bfa/include/protocol/types.h b/drivers/scsi/bfa/include/protocol/types.h
new file mode 100644
index 00000000000..2875a6cced3
--- /dev/null
+++ b/drivers/scsi/bfa/include/protocol/types.h
@@ -0,0 +1,42 @@
+/*
+ * 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.
+ */
+
+/**
+ *  types.h Protocol defined base types
+ */
+
+#ifndef __TYPES_H__
+#define __TYPES_H__
+
+#include <bfa_os_inc.h>
+
+#define wwn_t u64
+#define lun_t u64
+
+#define WWN_NULL        (0)
+#define FC_SYMNAME_MAX  256     /*  max name server symbolic name size */
+#define FC_ALPA_MAX     128
+
+#pragma pack(1)
+
+#define MAC_ADDRLEN     (6)
+struct mac_s { u8 mac[MAC_ADDRLEN]; };
+#define mac_t struct mac_s
+
+#pragma pack()
+
+#endif