/*
 * Copyright (c) 2005-2010 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 __BFI_H__
#define __BFI_H__

#include "bfa_defs.h"
#include "bfa_defs_svc.h"

#pragma pack(1)

/* Per dma segment max size */
#define BFI_MEM_DMA_SEG_SZ      (131072)

/* Get number of dma segments required */
#define BFI_MEM_DMA_NSEGS(_num_reqs, _req_sz)                           \
        ((u16)(((((_num_reqs) * (_req_sz)) + BFI_MEM_DMA_SEG_SZ - 1) &  \
         ~(BFI_MEM_DMA_SEG_SZ - 1)) / BFI_MEM_DMA_SEG_SZ))

/* Get num dma reqs - that fit in a segment */
#define BFI_MEM_NREQS_SEG(_rqsz) (BFI_MEM_DMA_SEG_SZ / (_rqsz))

/* Get segment num from tag */
#define BFI_MEM_SEG_FROM_TAG(_tag, _rqsz) ((_tag) / BFI_MEM_NREQS_SEG(_rqsz))

/* Get dma req offset in a segment */
#define BFI_MEM_SEG_REQ_OFFSET(_tag, _sz)       \
        ((_tag) - (BFI_MEM_SEG_FROM_TAG(_tag, _sz) * BFI_MEM_NREQS_SEG(_sz)))

/*
 * BFI FW image type
 */
#define BFI_FLASH_CHUNK_SZ                      256     /*  Flash chunk size */
#define BFI_FLASH_CHUNK_SZ_WORDS        (BFI_FLASH_CHUNK_SZ/sizeof(u32))

/*
 * Msg header common to all msgs
 */
struct bfi_mhdr_s {
        u8              msg_class;      /*  @ref bfi_mclass_t               */
        u8              msg_id;         /*  msg opcode with in the class   */
        union {
                struct {
                        u8      qid;
                        u8      fn_lpu; /*  msg destination                 */
                } h2i;
                u16     i2htok; /*  token in msgs to host           */
        } mtag;
};

#define bfi_fn_lpu(__fn, __lpu) ((__fn) << 1 | (__lpu))
#define bfi_mhdr_2_fn(_mh)      ((_mh)->mtag.h2i.fn_lpu >> 1)

#define bfi_h2i_set(_mh, _mc, _op, _fn_lpu) do {                \
        (_mh).msg_class         = (_mc);      \
        (_mh).msg_id            = (_op);      \
        (_mh).mtag.h2i.fn_lpu   = (_fn_lpu);      \
} while (0)

#define bfi_i2h_set(_mh, _mc, _op, _i2htok) do {                \
        (_mh).msg_class         = (_mc);      \
        (_mh).msg_id            = (_op);      \
        (_mh).mtag.i2htok       = (_i2htok);      \
} while (0)

/*
 * Message opcodes: 0-127 to firmware, 128-255 to host
 */
#define BFI_I2H_OPCODE_BASE     128
#define BFA_I2HM(_x)            ((_x) + BFI_I2H_OPCODE_BASE)

/*
 ****************************************************************************
 *
 * Scatter Gather Element and Page definition
 *
 ****************************************************************************
 */

#define BFI_SGE_INLINE  1
#define BFI_SGE_INLINE_MAX      (BFI_SGE_INLINE + 1)

/*
 * SG Flags
 */
enum {
        BFI_SGE_DATA            = 0,    /*  data address, not last           */
        BFI_SGE_DATA_CPL        = 1,    /*  data addr, last in current page */
        BFI_SGE_DATA_LAST       = 3,    /*  data address, last               */
        BFI_SGE_LINK            = 2,    /*  link address                     */
        BFI_SGE_PGDLEN          = 2,    /*  cumulative data length for page */
};

/*
 * DMA addresses
 */
union bfi_addr_u {
        struct {
                __be32  addr_lo;
                __be32  addr_hi;
        } a32;
};

/*
 * Scatter Gather Element used for fast-path IO requests
 */
struct bfi_sge_s {
#ifdef __BIG_ENDIAN
        u32     flags:2,
                        rsvd:2,
                        sg_len:28;
#else
        u32     sg_len:28,
                        rsvd:2,
                        flags:2;
#endif
        union bfi_addr_u sga;
};

/**
 * Generic DMA addr-len pair.
 */
struct bfi_alen_s {
        union bfi_addr_u        al_addr;        /* DMA addr of buffer   */
        u32                     al_len;         /* length of buffer     */
};

/*
 * Scatter Gather Page
 */
#define BFI_SGPG_DATA_SGES              7
#define BFI_SGPG_SGES_MAX               (BFI_SGPG_DATA_SGES + 1)
#define BFI_SGPG_RSVD_WD_LEN    8
struct bfi_sgpg_s {
        struct bfi_sge_s sges[BFI_SGPG_SGES_MAX];
        u32     rsvd[BFI_SGPG_RSVD_WD_LEN];
};

/* FCP module definitions */
#define BFI_IO_MAX      (2000)
#define BFI_IOIM_SNSLEN (256)
#define BFI_IOIM_SNSBUF_SEGS    \
        BFI_MEM_DMA_NSEGS(BFI_IO_MAX, BFI_IOIM_SNSLEN)

/*
 * Large Message structure - 128 Bytes size Msgs
 */
#define BFI_LMSG_SZ             128
#define BFI_LMSG_PL_WSZ \
                        ((BFI_LMSG_SZ - sizeof(struct bfi_mhdr_s)) / 4)

struct bfi_msg_s {
        struct bfi_mhdr_s mhdr;
        u32     pl[BFI_LMSG_PL_WSZ];
};

/*
 * Mailbox message structure
 */
#define BFI_MBMSG_SZ            7
struct bfi_mbmsg_s {
        struct bfi_mhdr_s       mh;
        u32             pl[BFI_MBMSG_SZ];
};

/*
 * Supported PCI function class codes (personality)
 */
enum bfi_pcifn_class {
        BFI_PCIFN_CLASS_FC  = 0x0c04,
        BFI_PCIFN_CLASS_ETH = 0x0200,
};

/*
 * Message Classes
 */
enum bfi_mclass {
        BFI_MC_IOC              = 1,    /*  IO Controller (IOC)     */
        BFI_MC_DIAG             = 2,    /*  Diagnostic Msgs            */
        BFI_MC_FLASH            = 3,    /*  Flash message class */
        BFI_MC_CEE              = 4,    /*  CEE */
        BFI_MC_FCPORT           = 5,    /*  FC port                         */
        BFI_MC_IOCFC            = 6,    /*  FC - IO Controller (IOC)        */
        BFI_MC_ABLK             = 7,    /*  ASIC block configuration        */
        BFI_MC_UF               = 8,    /*  Unsolicited frame receive       */
        BFI_MC_FCXP             = 9,    /*  FC Transport                    */
        BFI_MC_LPS              = 10,   /*  lport fc login services         */
        BFI_MC_RPORT            = 11,   /*  Remote port             */
        BFI_MC_ITN              = 12,   /*  I-T nexus (Initiator mode)      */
        BFI_MC_IOIM_READ        = 13,   /*  read IO (Initiator mode)        */
        BFI_MC_IOIM_WRITE       = 14,   /*  write IO (Initiator mode)       */
        BFI_MC_IOIM_IO          = 15,   /*  IO (Initiator mode)     */
        BFI_MC_IOIM             = 16,   /*  IO (Initiator mode)     */
        BFI_MC_IOIM_IOCOM       = 17,   /*  good IO completion              */
        BFI_MC_TSKIM            = 18,   /*  Initiator Task management       */
        BFI_MC_PORT             = 21,   /*  Physical port                   */
        BFI_MC_SFP              = 22,   /*  SFP module  */
        BFI_MC_PHY              = 25,   /*  External PHY message class  */
        BFI_MC_FRU              = 34,
        BFI_MC_MAX              = 35
};

#define BFI_IOC_MAX_CQS         4
#define BFI_IOC_MAX_CQS_ASIC    8
#define BFI_IOC_MSGLEN_MAX      32      /* 32 bytes */

/*
 *----------------------------------------------------------------------
 *                              IOC
 *----------------------------------------------------------------------
 */

/*
 * Different asic generations
 */
enum bfi_asic_gen {
        BFI_ASIC_GEN_CB         = 1,    /* crossbow 8G FC               */
        BFI_ASIC_GEN_CT         = 2,    /* catapult 8G FC or 10G CNA    */
        BFI_ASIC_GEN_CT2        = 3,    /* catapult-2 16G FC or 10G CNA */
};

enum bfi_asic_mode {
        BFI_ASIC_MODE_FC        = 1,    /* FC upto 8G speed             */
        BFI_ASIC_MODE_FC16      = 2,    /* FC upto 16G speed            */
        BFI_ASIC_MODE_ETH       = 3,    /* Ethernet ports               */
        BFI_ASIC_MODE_COMBO     = 4,    /* FC 16G and Ethernet 10G port */
};

enum bfi_ioc_h2i_msgs {
        BFI_IOC_H2I_ENABLE_REQ          = 1,
        BFI_IOC_H2I_DISABLE_REQ         = 2,
        BFI_IOC_H2I_GETATTR_REQ         = 3,
        BFI_IOC_H2I_DBG_SYNC            = 4,
        BFI_IOC_H2I_DBG_DUMP            = 5,
};

enum bfi_ioc_i2h_msgs {
        BFI_IOC_I2H_ENABLE_REPLY        = BFA_I2HM(1),
        BFI_IOC_I2H_DISABLE_REPLY       = BFA_I2HM(2),
        BFI_IOC_I2H_GETATTR_REPLY       = BFA_I2HM(3),
        BFI_IOC_I2H_HBEAT               = BFA_I2HM(4),
        BFI_IOC_I2H_ACQ_ADDR_REPLY      = BFA_I2HM(5),
};

/*
 * BFI_IOC_H2I_GETATTR_REQ message
 */
struct bfi_ioc_getattr_req_s {
        struct bfi_mhdr_s       mh;
        union bfi_addr_u        attr_addr;
};

#define BFI_IOC_ATTR_UUID_SZ    16
struct bfi_ioc_attr_s {
        wwn_t           mfg_pwwn;       /*  Mfg port wwn           */
        wwn_t           mfg_nwwn;       /*  Mfg node wwn           */
        mac_t           mfg_mac;        /*  Mfg mac                */
        u8              port_mode;      /* bfi_port_mode           */
        u8              rsvd_a;
        wwn_t           pwwn;
        wwn_t           nwwn;
        mac_t           mac;            /*  PBC or Mfg mac         */
        u16     rsvd_b;
        mac_t           fcoe_mac;
        u16     rsvd_c;
        char            brcd_serialnum[STRSZ(BFA_MFG_SERIALNUM_SIZE)];
        u8              pcie_gen;
        u8              pcie_lanes_orig;
        u8              pcie_lanes;
        u8              rx_bbcredit;    /*  receive buffer credits */
        u32     adapter_prop;   /*  adapter properties     */
        u16     maxfrsize;      /*  max receive frame size */
        char            asic_rev;
        u8              rsvd_d;
        char            fw_version[BFA_VERSION_LEN];
        char            optrom_version[BFA_VERSION_LEN];
        struct          bfa_mfg_vpd_s   vpd;
        u32     card_type;      /*  card type                   */
        u8      mfg_day;        /* manufacturing day */
        u8      mfg_month;      /* manufacturing month */
        u16     mfg_year;       /* manufacturing year */
        u8      uuid[BFI_IOC_ATTR_UUID_SZ];     /*!< chinook uuid */
};

/*
 * BFI_IOC_I2H_GETATTR_REPLY message
 */
struct bfi_ioc_getattr_reply_s {
        struct  bfi_mhdr_s      mh;     /*  Common msg header           */
        u8                      status; /*  cfg reply status            */
        u8                      rsvd[3];
};

/*
 * Firmware memory page offsets
 */
#define BFI_IOC_SMEM_PG0_CB     (0x40)
#define BFI_IOC_SMEM_PG0_CT     (0x180)

/*
 * Firmware statistic offset
 */
#define BFI_IOC_FWSTATS_OFF     (0x6B40)
#define BFI_IOC_FWSTATS_SZ      (4096)

/*
 * Firmware trace offset
 */
#define BFI_IOC_TRC_OFF         (0x4b00)
#define BFI_IOC_TRC_ENTS        256

#define BFI_IOC_FW_SIGNATURE    (0xbfadbfad)
#define BFI_IOC_MD5SUM_SZ       4
struct bfi_ioc_image_hdr_s {
        u32     signature;      /* constant signature           */
        u8      asic_gen;       /* asic generation              */
        u8      asic_mode;
        u8      port0_mode;     /* device mode for port 0       */
        u8      port1_mode;     /* device mode for port 1       */
        u32     exec;           /* exec vector                  */
        u32     bootenv;        /* fimware boot env             */
        u32     rsvd_b[4];
        u32     md5sum[BFI_IOC_MD5SUM_SZ];
};

#define BFI_FWBOOT_DEVMODE_OFF          4
#define BFI_FWBOOT_TYPE_OFF             8
#define BFI_FWBOOT_ENV_OFF              12
#define BFI_FWBOOT_DEVMODE(__asic_gen, __asic_mode, __p0_mode, __p1_mode) \
        (((u32)(__asic_gen)) << 24 |            \
         ((u32)(__asic_mode)) << 16 |           \
         ((u32)(__p0_mode)) << 8 |              \
         ((u32)(__p1_mode)))

#define BFI_FWBOOT_TYPE_NORMAL  0
#define BFI_FWBOOT_TYPE_MEMTEST 2
#define BFI_FWBOOT_ENV_OS       0

enum bfi_port_mode {
        BFI_PORT_MODE_FC        = 1,
        BFI_PORT_MODE_ETH       = 2,
};

struct bfi_ioc_hbeat_s {
        struct bfi_mhdr_s  mh;          /*  common msg header           */
        u32        hb_count;    /*  current heart beat count    */
};

/*
 * IOC hardware/firmware state
 */
enum bfi_ioc_state {
        BFI_IOC_UNINIT          = 0,    /*  not initialized                  */
        BFI_IOC_INITING         = 1,    /*  h/w is being initialized         */
        BFI_IOC_HWINIT          = 2,    /*  h/w is initialized               */
        BFI_IOC_CFG             = 3,    /*  IOC configuration in progress   */
        BFI_IOC_OP              = 4,    /*  IOC is operational               */
        BFI_IOC_DISABLING       = 5,    /*  IOC is being disabled            */
        BFI_IOC_DISABLED        = 6,    /*  IOC is disabled                  */
        BFI_IOC_CFG_DISABLED    = 7,    /*  IOC is being disabled;transient */
        BFI_IOC_FAIL            = 8,    /*  IOC heart-beat failure           */
        BFI_IOC_MEMTEST         = 9,    /*  IOC is doing memtest             */
};

#define BFA_IOC_CB_JOIN_SH      16
#define BFA_IOC_CB_FWSTATE_MASK 0x0000ffff
#define BFA_IOC_CB_JOIN_MASK    0xffff0000

#define BFI_IOC_ENDIAN_SIG  0x12345678

enum {
        BFI_ADAPTER_TYPE_FC     = 0x01,         /*  FC adapters    */
        BFI_ADAPTER_TYPE_MK     = 0x0f0000,     /*  adapter type mask     */
        BFI_ADAPTER_TYPE_SH     = 16,           /*  adapter type shift    */
        BFI_ADAPTER_NPORTS_MK   = 0xff00,       /*  number of ports mask  */
        BFI_ADAPTER_NPORTS_SH   = 8,            /*  number of ports shift */
        BFI_ADAPTER_SPEED_MK    = 0xff,         /*  adapter speed mask    */
        BFI_ADAPTER_SPEED_SH    = 0,            /*  adapter speed shift   */
        BFI_ADAPTER_PROTO       = 0x100000,     /*  prototype adapaters   */
        BFI_ADAPTER_TTV         = 0x200000,     /*  TTV debug capable     */
        BFI_ADAPTER_UNSUPP      = 0x400000,     /*  unknown adapter type  */
};

#define BFI_ADAPTER_GETP(__prop, __adap_prop)                   \
        (((__adap_prop) & BFI_ADAPTER_ ## __prop ## _MK) >>     \
                BFI_ADAPTER_ ## __prop ## _SH)
#define BFI_ADAPTER_SETP(__prop, __val)                         \
        ((__val) << BFI_ADAPTER_ ## __prop ## _SH)
#define BFI_ADAPTER_IS_PROTO(__adap_type)                       \
        ((__adap_type) & BFI_ADAPTER_PROTO)
#define BFI_ADAPTER_IS_TTV(__adap_type)                         \
        ((__adap_type) & BFI_ADAPTER_TTV)
#define BFI_ADAPTER_IS_UNSUPP(__adap_type)                      \
        ((__adap_type) & BFI_ADAPTER_UNSUPP)
#define BFI_ADAPTER_IS_SPECIAL(__adap_type)                     \
        ((__adap_type) & (BFI_ADAPTER_TTV | BFI_ADAPTER_PROTO | \
                        BFI_ADAPTER_UNSUPP))

/*
 * BFI_IOC_H2I_ENABLE_REQ & BFI_IOC_H2I_DISABLE_REQ messages
 */
struct bfi_ioc_ctrl_req_s {
        struct bfi_mhdr_s       mh;
        u16                     clscode;
        u16                     rsvd;
        u32             tv_sec;
};
#define bfi_ioc_enable_req_t struct bfi_ioc_ctrl_req_s;
#define bfi_ioc_disable_req_t struct bfi_ioc_ctrl_req_s;

/*
 * BFI_IOC_I2H_ENABLE_REPLY & BFI_IOC_I2H_DISABLE_REPLY messages
 */
struct bfi_ioc_ctrl_reply_s {
        struct bfi_mhdr_s       mh;             /*  Common msg header     */
        u8                      status;         /*  enable/disable status */
        u8                      port_mode;      /*  bfa_mode_s  */
        u8                      cap_bm;         /*  capability bit mask */
        u8                      rsvd;
};
#define bfi_ioc_enable_reply_t struct bfi_ioc_ctrl_reply_s;
#define bfi_ioc_disable_reply_t struct bfi_ioc_ctrl_reply_s;

#define BFI_IOC_MSGSZ   8
/*
 * H2I Messages
 */
union bfi_ioc_h2i_msg_u {
        struct bfi_mhdr_s               mh;
        struct bfi_ioc_ctrl_req_s       enable_req;
        struct bfi_ioc_ctrl_req_s       disable_req;
        struct bfi_ioc_getattr_req_s    getattr_req;
        u32                     mboxmsg[BFI_IOC_MSGSZ];
};

/*
 * I2H Messages
 */
union bfi_ioc_i2h_msg_u {
        struct bfi_mhdr_s               mh;
        struct bfi_ioc_ctrl_reply_s     fw_event;
        u32                     mboxmsg[BFI_IOC_MSGSZ];
};


/*
 *----------------------------------------------------------------------
 *                              PBC
 *----------------------------------------------------------------------
 */

#define BFI_PBC_MAX_BLUNS       8
#define BFI_PBC_MAX_VPORTS      16
#define BFI_PBC_PORT_DISABLED   2

/*
 * PBC boot lun configuration
 */
struct bfi_pbc_blun_s {
        wwn_t           tgt_pwwn;
        struct scsi_lun tgt_lun;
};

/*
 * PBC virtual port configuration
 */
struct bfi_pbc_vport_s {
        wwn_t           vp_pwwn;
        wwn_t           vp_nwwn;
};

/*
 * BFI pre-boot configuration information
 */
struct bfi_pbc_s {
        u8              port_enabled;
        u8              boot_enabled;
        u8              nbluns;
        u8              nvports;
        u8              port_speed;
        u8              rsvd_a;
        u16     hss;
        wwn_t           pbc_pwwn;
        wwn_t           pbc_nwwn;
        struct bfi_pbc_blun_s blun[BFI_PBC_MAX_BLUNS];
        struct bfi_pbc_vport_s vport[BFI_PBC_MAX_VPORTS];
};

/*
 *----------------------------------------------------------------------
 *                              MSGQ
 *----------------------------------------------------------------------
 */
#define BFI_MSGQ_FULL(_q)       (((_q->pi + 1) % _q->q_depth) == _q->ci)
#define BFI_MSGQ_EMPTY(_q)      (_q->pi == _q->ci)
#define BFI_MSGQ_UPDATE_CI(_q)  (_q->ci = (_q->ci + 1) % _q->q_depth)
#define BFI_MSGQ_UPDATE_PI(_q)  (_q->pi = (_q->pi + 1) % _q->q_depth)

/* q_depth must be power of 2 */
#define BFI_MSGQ_FREE_CNT(_q)   ((_q->ci - _q->pi - 1) & (_q->q_depth - 1))

enum bfi_msgq_h2i_msgs_e {
        BFI_MSGQ_H2I_INIT_REQ   = 1,
        BFI_MSGQ_H2I_DOORBELL   = 2,
        BFI_MSGQ_H2I_SHUTDOWN   = 3,
};

enum bfi_msgq_i2h_msgs_e {
        BFI_MSGQ_I2H_INIT_RSP   = 1,
        BFI_MSGQ_I2H_DOORBELL   = 2,
};


/* Messages(commands/responsed/AENS will have the following header */
struct bfi_msgq_mhdr_s {
        u8              msg_class;
        u8              msg_id;
        u16     msg_token;
        u16     num_entries;
        u8              enet_id;
        u8              rsvd[1];
};

#define bfi_msgq_mhdr_set(_mh, _mc, _mid, _tok, _enet_id) do {        \
        (_mh).msg_class         = (_mc);      \
        (_mh).msg_id            = (_mid);      \
        (_mh).msg_token         = (_tok);      \
        (_mh).enet_id           = (_enet_id);      \
} while (0)

/*
 * Mailbox  for messaging interface
 *
*/
#define BFI_MSGQ_CMD_ENTRY_SIZE         (64)    /* TBD */
#define BFI_MSGQ_RSP_ENTRY_SIZE         (64)    /* TBD */
#define BFI_MSGQ_MSG_SIZE_MAX           (2048)  /* TBD */

struct bfi_msgq_s {
        union bfi_addr_u addr;
        u16 q_depth;     /* Total num of entries in the queue */
        u8 rsvd[2];
};

/* BFI_ENET_MSGQ_CFG_REQ TBD init or cfg? */
struct bfi_msgq_cfg_req_s {
        struct bfi_mhdr_s mh;
        struct bfi_msgq_s cmdq;
        struct bfi_msgq_s rspq;
};

/* BFI_ENET_MSGQ_CFG_RSP */
struct bfi_msgq_cfg_rsp_s {
        struct bfi_mhdr_s mh;
        u8 cmd_status;
        u8 rsvd[3];
};


/* BFI_MSGQ_H2I_DOORBELL */
struct bfi_msgq_h2i_db_s {
        struct bfi_mhdr_s mh;
        u16 cmdq_pi;
        u16 rspq_ci;
};

/* BFI_MSGQ_I2H_DOORBELL */
struct bfi_msgq_i2h_db_s {
        struct bfi_mhdr_s mh;
        u16 rspq_pi;
        u16 cmdq_ci;
};

#pragma pack()

/* BFI port specific */
#pragma pack(1)

enum bfi_port_h2i {
        BFI_PORT_H2I_ENABLE_REQ         = (1),
        BFI_PORT_H2I_DISABLE_REQ        = (2),
        BFI_PORT_H2I_GET_STATS_REQ      = (3),
        BFI_PORT_H2I_CLEAR_STATS_REQ    = (4),
};

enum bfi_port_i2h {
        BFI_PORT_I2H_ENABLE_RSP         = BFA_I2HM(1),
        BFI_PORT_I2H_DISABLE_RSP        = BFA_I2HM(2),
        BFI_PORT_I2H_GET_STATS_RSP      = BFA_I2HM(3),
        BFI_PORT_I2H_CLEAR_STATS_RSP    = BFA_I2HM(4),
};

/*
 * Generic REQ type
 */
struct bfi_port_generic_req_s {
        struct bfi_mhdr_s  mh;          /*  msg header          */
        u32     msgtag;         /*  msgtag for reply                */
        u32     rsvd;
};

/*
 * Generic RSP type
 */
struct bfi_port_generic_rsp_s {
        struct bfi_mhdr_s  mh;          /*  common msg header               */
        u8              status;         /*  port enable status              */
        u8              rsvd[3];
        u32     msgtag;         /*  msgtag for reply                */
};

/*
 * BFI_PORT_H2I_GET_STATS_REQ
 */
struct bfi_port_get_stats_req_s {
        struct bfi_mhdr_s  mh;          /*  common msg header               */
        union bfi_addr_u   dma_addr;
};

union bfi_port_h2i_msg_u {
        struct bfi_mhdr_s               mh;
        struct bfi_port_generic_req_s   enable_req;
        struct bfi_port_generic_req_s   disable_req;
        struct bfi_port_get_stats_req_s getstats_req;
        struct bfi_port_generic_req_s   clearstats_req;
};

union bfi_port_i2h_msg_u {
        struct bfi_mhdr_s               mh;
        struct bfi_port_generic_rsp_s   enable_rsp;
        struct bfi_port_generic_rsp_s   disable_rsp;
        struct bfi_port_generic_rsp_s   getstats_rsp;
        struct bfi_port_generic_rsp_s   clearstats_rsp;
};

/*
 *----------------------------------------------------------------------
 *                              ABLK
 *----------------------------------------------------------------------
 */
enum bfi_ablk_h2i_msgs_e {
        BFI_ABLK_H2I_QUERY              = 1,
        BFI_ABLK_H2I_ADPT_CONFIG        = 2,
        BFI_ABLK_H2I_PORT_CONFIG        = 3,
        BFI_ABLK_H2I_PF_CREATE          = 4,
        BFI_ABLK_H2I_PF_DELETE          = 5,
        BFI_ABLK_H2I_PF_UPDATE          = 6,
        BFI_ABLK_H2I_OPTROM_ENABLE      = 7,
        BFI_ABLK_H2I_OPTROM_DISABLE     = 8,
};

enum bfi_ablk_i2h_msgs_e {
        BFI_ABLK_I2H_QUERY              = BFA_I2HM(BFI_ABLK_H2I_QUERY),
        BFI_ABLK_I2H_ADPT_CONFIG        = BFA_I2HM(BFI_ABLK_H2I_ADPT_CONFIG),
        BFI_ABLK_I2H_PORT_CONFIG        = BFA_I2HM(BFI_ABLK_H2I_PORT_CONFIG),
        BFI_ABLK_I2H_PF_CREATE          = BFA_I2HM(BFI_ABLK_H2I_PF_CREATE),
        BFI_ABLK_I2H_PF_DELETE          = BFA_I2HM(BFI_ABLK_H2I_PF_DELETE),
        BFI_ABLK_I2H_PF_UPDATE          = BFA_I2HM(BFI_ABLK_H2I_PF_UPDATE),
        BFI_ABLK_I2H_OPTROM_ENABLE      = BFA_I2HM(BFI_ABLK_H2I_OPTROM_ENABLE),
        BFI_ABLK_I2H_OPTROM_DISABLE     = BFA_I2HM(BFI_ABLK_H2I_OPTROM_DISABLE),
};

/* BFI_ABLK_H2I_QUERY */
struct bfi_ablk_h2i_query_s {
        struct bfi_mhdr_s       mh;
        union bfi_addr_u        addr;
};

/* BFI_ABL_H2I_ADPT_CONFIG, BFI_ABLK_H2I_PORT_CONFIG */
struct bfi_ablk_h2i_cfg_req_s {
        struct bfi_mhdr_s       mh;
        u8                      mode;
        u8                      port;
        u8                      max_pf;
        u8                      max_vf;
};

/*
 * BFI_ABLK_H2I_PF_CREATE, BFI_ABLK_H2I_PF_DELETE,
 */
struct bfi_ablk_h2i_pf_req_s {
        struct bfi_mhdr_s       mh;
        u8                      pcifn;
        u8                      port;
        u16                     pers;
        u16                     bw_min; /* percent BW @ max speed */
        u16                     bw_max; /* percent BW @ max speed */
};

/* BFI_ABLK_H2I_OPTROM_ENABLE, BFI_ABLK_H2I_OPTROM_DISABLE */
struct bfi_ablk_h2i_optrom_s {
        struct bfi_mhdr_s       mh;
};

/*
 * BFI_ABLK_I2H_QUERY
 * BFI_ABLK_I2H_PORT_CONFIG
 * BFI_ABLK_I2H_PF_CREATE
 * BFI_ABLK_I2H_PF_DELETE
 * BFI_ABLK_I2H_PF_UPDATE
 * BFI_ABLK_I2H_OPTROM_ENABLE
 * BFI_ABLK_I2H_OPTROM_DISABLE
 */
struct bfi_ablk_i2h_rsp_s {
        struct bfi_mhdr_s       mh;
        u8                      status;
        u8                      pcifn;
        u8                      port_mode;
};


/*
 *      CEE module specific messages
 */

/* Mailbox commands from host to firmware */
enum bfi_cee_h2i_msgs_e {
        BFI_CEE_H2I_GET_CFG_REQ = 1,
        BFI_CEE_H2I_RESET_STATS = 2,
        BFI_CEE_H2I_GET_STATS_REQ = 3,
};

enum bfi_cee_i2h_msgs_e {
        BFI_CEE_I2H_GET_CFG_RSP = BFA_I2HM(1),
        BFI_CEE_I2H_RESET_STATS_RSP = BFA_I2HM(2),
        BFI_CEE_I2H_GET_STATS_RSP = BFA_I2HM(3),
};

/*
 * H2I command structure for resetting the stats
 */
struct bfi_cee_reset_stats_s {
        struct bfi_mhdr_s  mh;
};

/*
 * Get configuration  command from host
 */
struct bfi_cee_get_req_s {
        struct bfi_mhdr_s       mh;
        union bfi_addr_u        dma_addr;
};

/*
 * Reply message from firmware
 */
struct bfi_cee_get_rsp_s {
        struct bfi_mhdr_s       mh;
        u8                      cmd_status;
        u8                      rsvd[3];
};

/*
 * Reply message from firmware
 */
struct bfi_cee_stats_rsp_s {
        struct bfi_mhdr_s       mh;
        u8                      cmd_status;
        u8                      rsvd[3];
};

/* Mailbox message structures from firmware to host     */
union bfi_cee_i2h_msg_u {
        struct bfi_mhdr_s               mh;
        struct bfi_cee_get_rsp_s        get_rsp;
        struct bfi_cee_stats_rsp_s      stats_rsp;
};

/*
 * SFP related
 */

enum bfi_sfp_h2i_e {
        BFI_SFP_H2I_SHOW        = 1,
        BFI_SFP_H2I_SCN         = 2,
};

enum bfi_sfp_i2h_e {
        BFI_SFP_I2H_SHOW = BFA_I2HM(BFI_SFP_H2I_SHOW),
        BFI_SFP_I2H_SCN  = BFA_I2HM(BFI_SFP_H2I_SCN),
};

/*
 *      SFP state change notification
 */
struct bfi_sfp_scn_s {
        struct bfi_mhdr_s mhr;  /* host msg header        */
        u8      event;
        u8      sfpid;
        u8      pomlvl; /* pom level: normal/warning/alarm */
        u8      is_elb; /* e-loopback */
};

/*
 *      SFP state
 */
enum bfa_sfp_stat_e {
        BFA_SFP_STATE_INIT      = 0,    /* SFP state is uninit  */
        BFA_SFP_STATE_REMOVED   = 1,    /* SFP is removed       */
        BFA_SFP_STATE_INSERTED  = 2,    /* SFP is inserted      */
        BFA_SFP_STATE_VALID     = 3,    /* SFP is valid         */
        BFA_SFP_STATE_UNSUPPORT = 4,    /* SFP is unsupport     */
        BFA_SFP_STATE_FAILED    = 5,    /* SFP i2c read fail    */
};

/*
 *  SFP memory access type
 */
enum bfi_sfp_mem_e {
        BFI_SFP_MEM_ALL         = 0x1,  /* access all data field */
        BFI_SFP_MEM_DIAGEXT     = 0x2,  /* access diag ext data field only */
};

struct bfi_sfp_req_s {
        struct bfi_mhdr_s       mh;
        u8                      memtype;
        u8                      rsvd[3];
        struct bfi_alen_s       alen;
};

struct bfi_sfp_rsp_s {
        struct bfi_mhdr_s       mh;
        u8                      status;
        u8                      state;
        u8                      rsvd[2];
};

/*
 *      FLASH module specific
 */
enum bfi_flash_h2i_msgs {
        BFI_FLASH_H2I_QUERY_REQ = 1,
        BFI_FLASH_H2I_ERASE_REQ = 2,
        BFI_FLASH_H2I_WRITE_REQ = 3,
        BFI_FLASH_H2I_READ_REQ = 4,
        BFI_FLASH_H2I_BOOT_VER_REQ = 5,
};

enum bfi_flash_i2h_msgs {
        BFI_FLASH_I2H_QUERY_RSP = BFA_I2HM(1),
        BFI_FLASH_I2H_ERASE_RSP = BFA_I2HM(2),
        BFI_FLASH_I2H_WRITE_RSP = BFA_I2HM(3),
        BFI_FLASH_I2H_READ_RSP = BFA_I2HM(4),
        BFI_FLASH_I2H_BOOT_VER_RSP = BFA_I2HM(5),
        BFI_FLASH_I2H_EVENT = BFA_I2HM(127),
};

/*
 * Flash query request
 */
struct bfi_flash_query_req_s {
        struct bfi_mhdr_s mh;   /* Common msg header */
        struct bfi_alen_s alen;
};

/*
 * Flash erase request
 */
struct bfi_flash_erase_req_s {
        struct bfi_mhdr_s       mh;     /* Common msg header */
        u32     type;   /* partition type */
        u8      instance; /* partition instance */
        u8      rsv[3];
};

/*
 * Flash write request
 */
struct bfi_flash_write_req_s {
        struct bfi_mhdr_s mh;   /* Common msg header */
        struct bfi_alen_s alen;
        u32     type;   /* partition type */
        u8      instance; /* partition instance */
        u8      last;
        u8      rsv[2];
        u32     offset;
        u32     length;
};

/*
 * Flash read request
 */
struct bfi_flash_read_req_s {
        struct bfi_mhdr_s mh;   /* Common msg header */
        u32     type;           /* partition type */
        u8      instance;       /* partition instance */
        u8      rsv[3];
        u32     offset;
        u32     length;
        struct bfi_alen_s alen;
};

/*
 * Flash query response
 */
struct bfi_flash_query_rsp_s {
        struct bfi_mhdr_s mh;   /* Common msg header */
        u32     status;
};

/*
 * Flash read response
 */
struct bfi_flash_read_rsp_s {
        struct bfi_mhdr_s mh;   /* Common msg header */
        u32     type;       /* partition type */
        u8      instance;   /* partition instance */
        u8      rsv[3];
        u32     status;
        u32     length;
};

/*
 * Flash write response
 */
struct bfi_flash_write_rsp_s {
        struct bfi_mhdr_s mh;   /* Common msg header */
        u32     type;       /* partition type */
        u8      instance;   /* partition instance */
        u8      rsv[3];
        u32     status;
        u32     length;
};

/*
 * Flash erase response
 */
struct bfi_flash_erase_rsp_s {
        struct bfi_mhdr_s mh;   /* Common msg header */
        u32     type;           /* partition type */
        u8      instance;       /* partition instance */
        u8      rsv[3];
        u32     status;
};

/*
 * Flash event notification
 */
struct bfi_flash_event_s {
        struct bfi_mhdr_s       mh;     /* Common msg header */
        bfa_status_t            status;
        u32                     param;
};

/*
 *----------------------------------------------------------------------
 *                              DIAG
 *----------------------------------------------------------------------
 */
enum bfi_diag_h2i {
        BFI_DIAG_H2I_PORTBEACON = 1,
        BFI_DIAG_H2I_LOOPBACK = 2,
        BFI_DIAG_H2I_FWPING = 3,
        BFI_DIAG_H2I_TEMPSENSOR = 4,
        BFI_DIAG_H2I_LEDTEST = 5,
        BFI_DIAG_H2I_QTEST      = 6,
        BFI_DIAG_H2I_DPORT      = 7,
};

enum bfi_diag_i2h {
        BFI_DIAG_I2H_PORTBEACON = BFA_I2HM(BFI_DIAG_H2I_PORTBEACON),
        BFI_DIAG_I2H_LOOPBACK = BFA_I2HM(BFI_DIAG_H2I_LOOPBACK),
        BFI_DIAG_I2H_FWPING = BFA_I2HM(BFI_DIAG_H2I_FWPING),
        BFI_DIAG_I2H_TEMPSENSOR = BFA_I2HM(BFI_DIAG_H2I_TEMPSENSOR),
        BFI_DIAG_I2H_LEDTEST = BFA_I2HM(BFI_DIAG_H2I_LEDTEST),
        BFI_DIAG_I2H_QTEST      = BFA_I2HM(BFI_DIAG_H2I_QTEST),
        BFI_DIAG_I2H_DPORT      = BFA_I2HM(BFI_DIAG_H2I_DPORT),
        BFI_DIAG_I2H_DPORT_SCN  = BFA_I2HM(8),
};

#define BFI_DIAG_MAX_SGES       2
#define BFI_DIAG_DMA_BUF_SZ     (2 * 1024)
#define BFI_BOOT_MEMTEST_RES_ADDR 0x900
#define BFI_BOOT_MEMTEST_RES_SIG  0xA0A1A2A3

struct bfi_diag_lb_req_s {
        struct bfi_mhdr_s mh;
        u32     loopcnt;
        u32     pattern;
        u8      lb_mode;        /*!< bfa_port_opmode_t */
        u8      speed;          /*!< bfa_port_speed_t */
        u8      rsvd[2];
};

struct bfi_diag_lb_rsp_s {
        struct bfi_mhdr_s  mh;          /* 4 bytes */

        struct bfa_diag_loopback_result_s res; /* 16 bytes */
};

struct bfi_diag_fwping_req_s {
        struct bfi_mhdr_s mh;   /* 4 bytes */
        struct bfi_alen_s alen; /* 12 bytes */
        u32     data;           /* user input data pattern */
        u32     count;          /* user input dma count */
        u8      qtag;           /* track CPE vc */
        u8      rsv[3];
};

struct bfi_diag_fwping_rsp_s {
        struct bfi_mhdr_s  mh;          /* 4 bytes */
        u32     data;           /* user input data pattern    */
        u8      qtag;           /* track CPE vc               */
        u8      dma_status;     /* dma status                 */
        u8      rsv[2];
};

/*
 * Temperature Sensor
 */
struct bfi_diag_ts_req_s {
        struct bfi_mhdr_s mh;   /* 4 bytes */
        u16     temp;           /* 10-bit A/D value */
        u16     brd_temp;       /* 9-bit board temp */
        u8      status;
        u8      ts_junc;        /* show junction tempsensor   */
        u8      ts_brd;         /* show board tempsensor      */
        u8      rsv;
};
#define bfi_diag_ts_rsp_t struct bfi_diag_ts_req_s

struct bfi_diag_ledtest_req_s {
        struct bfi_mhdr_s  mh;  /* 4 bytes */
        u8      cmd;
        u8      color;
        u8      portid;
        u8      led;    /* bitmap of LEDs to be tested */
        u16     freq;   /* no. of blinks every 10 secs */
        u8      rsv[2];
};

/* notify host led operation is done */
struct bfi_diag_ledtest_rsp_s {
        struct bfi_mhdr_s  mh;  /* 4 bytes */
};

struct bfi_diag_portbeacon_req_s {
        struct bfi_mhdr_s  mh;  /* 4 bytes */
        u32     period; /* beaconing period */
        u8      beacon; /* 1: beacon on */
        u8      rsvd[3];
};

/* notify host the beacon is off */
struct bfi_diag_portbeacon_rsp_s {
        struct bfi_mhdr_s  mh;  /* 4 bytes */
};

struct bfi_diag_qtest_req_s {
        struct bfi_mhdr_s       mh;             /* 4 bytes */
        u32     data[BFI_LMSG_PL_WSZ]; /* fill up tcm prefetch area */
};
#define bfi_diag_qtest_rsp_t struct bfi_diag_qtest_req_s

/*
 *      D-port test
 */
enum bfi_dport_req {
        BFI_DPORT_DISABLE       = 0,    /* disable dport request        */
        BFI_DPORT_ENABLE        = 1,    /* enable dport request         */
        BFI_DPORT_START         = 2,    /* start dport request  */
        BFI_DPORT_SHOW          = 3,    /* show dport request   */
        BFI_DPORT_DYN_DISABLE   = 4,    /* disable dynamic dport request */
};

enum bfi_dport_scn {
        BFI_DPORT_SCN_TESTSTART         = 1,
        BFI_DPORT_SCN_TESTCOMP          = 2,
        BFI_DPORT_SCN_SFP_REMOVED       = 3,
        BFI_DPORT_SCN_DDPORT_ENABLE     = 4,
        BFI_DPORT_SCN_DDPORT_DISABLE    = 5,
        BFI_DPORT_SCN_FCPORT_DISABLE    = 6,
        BFI_DPORT_SCN_SUBTESTSTART      = 7,
        BFI_DPORT_SCN_TESTSKIP          = 8,
        BFI_DPORT_SCN_DDPORT_DISABLED   = 9,
};

struct bfi_diag_dport_req_s {
        struct bfi_mhdr_s       mh;     /* 4 bytes                      */
        u8                      req;    /* request 1: enable 0: disable */
        u8                      rsvd[3];
        u32                     lpcnt;
        u32                     payload;
};

struct bfi_diag_dport_rsp_s {
        struct bfi_mhdr_s       mh;     /* header 4 bytes               */
        bfa_status_t            status; /* reply status                 */
        wwn_t                   pwwn;   /* switch port wwn. 8 bytes     */
        wwn_t                   nwwn;   /* switch node wwn. 8 bytes     */
};

struct bfi_diag_dport_scn_teststart_s {
        wwn_t   pwwn;   /* switch port wwn. 8 bytes */
        wwn_t   nwwn;   /* switch node wwn. 8 bytes */
        u8      type;   /* bfa_diag_dport_test_type_e */
        u8      rsvd[3];
        u32     numfrm; /* from switch uint in 1M */
};

struct bfi_diag_dport_scn_testcomp_s {
        u8      status; /* bfa_diag_dport_test_status_e */
        u8      speed;  /* bfa_port_speed_t  */
        u16     numbuffer; /* from switch  */
        u8      subtest_status[DPORT_TEST_MAX];  /* 4 bytes */
        u32     latency;   /* from switch  */
        u32     distance;  /* from swtich unit in meters  */
                        /* Buffers required to saturate the link */
        u16     frm_sz; /* from switch for buf_reqd */
        u8      rsvd[2];
};

struct bfi_diag_dport_scn_s {           /* max size == RDS_RMESZ        */
        struct bfi_mhdr_s       mh;     /* header 4 bytes               */
        u8                      state;  /* new state                    */
        u8                      rsvd[3];
        union {
                struct bfi_diag_dport_scn_teststart_s teststart;
                struct bfi_diag_dport_scn_testcomp_s testcomp;
        } info;
};

union bfi_diag_dport_msg_u {
        struct bfi_diag_dport_req_s     req;
        struct bfi_diag_dport_rsp_s     rsp;
        struct bfi_diag_dport_scn_s     scn;
};

/*
 *      PHY module specific
 */
enum bfi_phy_h2i_msgs_e {
        BFI_PHY_H2I_QUERY_REQ = 1,
        BFI_PHY_H2I_STATS_REQ = 2,
        BFI_PHY_H2I_WRITE_REQ = 3,
        BFI_PHY_H2I_READ_REQ = 4,
};

enum bfi_phy_i2h_msgs_e {
        BFI_PHY_I2H_QUERY_RSP = BFA_I2HM(1),
        BFI_PHY_I2H_STATS_RSP = BFA_I2HM(2),
        BFI_PHY_I2H_WRITE_RSP = BFA_I2HM(3),
        BFI_PHY_I2H_READ_RSP = BFA_I2HM(4),
};

/*
 * External PHY query request
 */
struct bfi_phy_query_req_s {
        struct bfi_mhdr_s       mh;             /* Common msg header */
        u8                      instance;
        u8                      rsv[3];
        struct bfi_alen_s       alen;
};

/*
 * External PHY stats request
 */
struct bfi_phy_stats_req_s {
        struct bfi_mhdr_s       mh;             /* Common msg header */
        u8                      instance;
        u8                      rsv[3];
        struct bfi_alen_s       alen;
};

/*
 * External PHY write request
 */
struct bfi_phy_write_req_s {
        struct bfi_mhdr_s       mh;             /* Common msg header */
        u8              instance;
        u8              last;
        u8              rsv[2];
        u32             offset;
        u32             length;
        struct bfi_alen_s       alen;
};

/*
 * External PHY read request
 */
struct bfi_phy_read_req_s {
        struct bfi_mhdr_s       mh;     /* Common msg header */
        u8              instance;
        u8              rsv[3];
        u32             offset;
        u32             length;
        struct bfi_alen_s       alen;
};

/*
 * External PHY query response
 */
struct bfi_phy_query_rsp_s {
        struct bfi_mhdr_s       mh;     /* Common msg header */
        u32                     status;
};

/*
 * External PHY stats response
 */
struct bfi_phy_stats_rsp_s {
        struct bfi_mhdr_s       mh;     /* Common msg header */
        u32                     status;
};

/*
 * External PHY read response
 */
struct bfi_phy_read_rsp_s {
        struct bfi_mhdr_s       mh;     /* Common msg header */
        u32                     status;
        u32             length;
};

/*
 * External PHY write response
 */
struct bfi_phy_write_rsp_s {
        struct bfi_mhdr_s       mh;     /* Common msg header */
        u32                     status;
        u32                     length;
};

enum bfi_fru_h2i_msgs {
        BFI_FRUVPD_H2I_WRITE_REQ = 1,
        BFI_FRUVPD_H2I_READ_REQ = 2,
        BFI_TFRU_H2I_WRITE_REQ = 3,
        BFI_TFRU_H2I_READ_REQ = 4,
};

enum bfi_fru_i2h_msgs {
        BFI_FRUVPD_I2H_WRITE_RSP = BFA_I2HM(1),
        BFI_FRUVPD_I2H_READ_RSP = BFA_I2HM(2),
        BFI_TFRU_I2H_WRITE_RSP = BFA_I2HM(3),
        BFI_TFRU_I2H_READ_RSP = BFA_I2HM(4),
};

/*
 * FRU write request
 */
struct bfi_fru_write_req_s {
        struct bfi_mhdr_s       mh;     /* Common msg header */
        u8                      last;
        u8                      rsv_1[3];
        u8                      trfr_cmpl;
        u8                      rsv_2[3];
        u32                     offset;
        u32                     length;
        struct bfi_alen_s       alen;
};

/*
 * FRU read request
 */
struct bfi_fru_read_req_s {
        struct bfi_mhdr_s       mh;     /* Common msg header */
        u32                     offset;
        u32                     length;
        struct bfi_alen_s       alen;
};

/*
 * FRU response
 */
struct bfi_fru_rsp_s {
        struct bfi_mhdr_s       mh;     /* Common msg header */
        u32                     status;
        u32                     length;
};
#pragma pack()

#endif /* __BFI_H__ */