580 lines
14 KiB
C
580 lines
14 KiB
C
/*
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* Copyright (c) 2005-2010 Brocade Communications Systems, Inc.
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* All rights reserved
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* www.brocade.com
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*
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* Linux driver for Brocade Fibre Channel Host Bus Adapter.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License (GPL) Version 2 as
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* published by the Free Software Foundation
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*/
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#ifndef __BFI_H__
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#define __BFI_H__
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#include "bfa_defs.h"
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#include "bfa_defs_svc.h"
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#pragma pack(1)
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/*
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* BFI FW image type
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*/
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#define BFI_FLASH_CHUNK_SZ 256 /* Flash chunk size */
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#define BFI_FLASH_CHUNK_SZ_WORDS (BFI_FLASH_CHUNK_SZ/sizeof(u32))
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enum {
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BFI_IMAGE_CB_FC,
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BFI_IMAGE_CT_FC,
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BFI_IMAGE_CT_CNA,
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BFI_IMAGE_MAX,
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};
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/*
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* Msg header common to all msgs
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*/
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struct bfi_mhdr_s {
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u8 msg_class; /* @ref bfi_mclass_t */
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u8 msg_id; /* msg opcode with in the class */
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union {
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struct {
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u8 rsvd;
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u8 lpu_id; /* msg destination */
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} h2i;
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u16 i2htok; /* token in msgs to host */
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} mtag;
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};
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#define bfi_h2i_set(_mh, _mc, _op, _lpuid) do { \
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(_mh).msg_class = (_mc); \
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(_mh).msg_id = (_op); \
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(_mh).mtag.h2i.lpu_id = (_lpuid); \
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} while (0)
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#define bfi_i2h_set(_mh, _mc, _op, _i2htok) do { \
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(_mh).msg_class = (_mc); \
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(_mh).msg_id = (_op); \
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(_mh).mtag.i2htok = (_i2htok); \
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} while (0)
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/*
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* Message opcodes: 0-127 to firmware, 128-255 to host
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*/
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#define BFI_I2H_OPCODE_BASE 128
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#define BFA_I2HM(_x) ((_x) + BFI_I2H_OPCODE_BASE)
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/*
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****************************************************************************
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*
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* Scatter Gather Element and Page definition
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*
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****************************************************************************
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*/
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#define BFI_SGE_INLINE 1
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#define BFI_SGE_INLINE_MAX (BFI_SGE_INLINE + 1)
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/*
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* SG Flags
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*/
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enum {
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BFI_SGE_DATA = 0, /* data address, not last */
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BFI_SGE_DATA_CPL = 1, /* data addr, last in current page */
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BFI_SGE_DATA_LAST = 3, /* data address, last */
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BFI_SGE_LINK = 2, /* link address */
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BFI_SGE_PGDLEN = 2, /* cumulative data length for page */
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};
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/*
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* DMA addresses
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*/
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union bfi_addr_u {
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struct {
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__be32 addr_lo;
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__be32 addr_hi;
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} a32;
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};
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/*
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* Scatter Gather Element
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*/
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struct bfi_sge_s {
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#ifdef __BIG_ENDIAN
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u32 flags:2,
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rsvd:2,
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sg_len:28;
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#else
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u32 sg_len:28,
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rsvd:2,
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flags:2;
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#endif
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union bfi_addr_u sga;
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};
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/*
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* Scatter Gather Page
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*/
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#define BFI_SGPG_DATA_SGES 7
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#define BFI_SGPG_SGES_MAX (BFI_SGPG_DATA_SGES + 1)
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#define BFI_SGPG_RSVD_WD_LEN 8
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struct bfi_sgpg_s {
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struct bfi_sge_s sges[BFI_SGPG_SGES_MAX];
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u32 rsvd[BFI_SGPG_RSVD_WD_LEN];
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};
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/*
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* Large Message structure - 128 Bytes size Msgs
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*/
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#define BFI_LMSG_SZ 128
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#define BFI_LMSG_PL_WSZ \
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((BFI_LMSG_SZ - sizeof(struct bfi_mhdr_s)) / 4)
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struct bfi_msg_s {
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struct bfi_mhdr_s mhdr;
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u32 pl[BFI_LMSG_PL_WSZ];
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};
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/*
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* Mailbox message structure
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*/
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#define BFI_MBMSG_SZ 7
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struct bfi_mbmsg_s {
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struct bfi_mhdr_s mh;
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u32 pl[BFI_MBMSG_SZ];
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};
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/*
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* Message Classes
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*/
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enum bfi_mclass {
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BFI_MC_IOC = 1, /* IO Controller (IOC) */
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BFI_MC_FCPORT = 5, /* FC port */
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BFI_MC_IOCFC = 6, /* FC - IO Controller (IOC) */
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BFI_MC_LL = 7, /* Link Layer */
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BFI_MC_UF = 8, /* Unsolicited frame receive */
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BFI_MC_FCXP = 9, /* FC Transport */
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BFI_MC_LPS = 10, /* lport fc login services */
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BFI_MC_RPORT = 11, /* Remote port */
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BFI_MC_ITNIM = 12, /* I-T nexus (Initiator mode) */
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BFI_MC_IOIM_READ = 13, /* read IO (Initiator mode) */
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BFI_MC_IOIM_WRITE = 14, /* write IO (Initiator mode) */
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BFI_MC_IOIM_IO = 15, /* IO (Initiator mode) */
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BFI_MC_IOIM = 16, /* IO (Initiator mode) */
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BFI_MC_IOIM_IOCOM = 17, /* good IO completion */
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BFI_MC_TSKIM = 18, /* Initiator Task management */
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BFI_MC_PORT = 21, /* Physical port */
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BFI_MC_MAX = 32
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};
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#define BFI_IOC_MAX_CQS 4
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#define BFI_IOC_MAX_CQS_ASIC 8
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#define BFI_IOC_MSGLEN_MAX 32 /* 32 bytes */
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#define BFI_BOOT_TYPE_OFF 8
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#define BFI_BOOT_LOADER_OFF 12
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#define BFI_BOOT_TYPE_NORMAL 0
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#define BFI_BOOT_TYPE_FLASH 1
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#define BFI_BOOT_TYPE_MEMTEST 2
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#define BFI_BOOT_LOADER_OS 0
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#define BFI_BOOT_LOADER_BIOS 1
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#define BFI_BOOT_LOADER_UEFI 2
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/*
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*----------------------------------------------------------------------
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* IOC
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*----------------------------------------------------------------------
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*/
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enum bfi_ioc_h2i_msgs {
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BFI_IOC_H2I_ENABLE_REQ = 1,
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BFI_IOC_H2I_DISABLE_REQ = 2,
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BFI_IOC_H2I_GETATTR_REQ = 3,
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BFI_IOC_H2I_DBG_SYNC = 4,
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BFI_IOC_H2I_DBG_DUMP = 5,
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};
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enum bfi_ioc_i2h_msgs {
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BFI_IOC_I2H_ENABLE_REPLY = BFA_I2HM(1),
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BFI_IOC_I2H_DISABLE_REPLY = BFA_I2HM(2),
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BFI_IOC_I2H_GETATTR_REPLY = BFA_I2HM(3),
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BFI_IOC_I2H_READY_EVENT = BFA_I2HM(4),
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BFI_IOC_I2H_HBEAT = BFA_I2HM(5),
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};
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/*
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* BFI_IOC_H2I_GETATTR_REQ message
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*/
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struct bfi_ioc_getattr_req_s {
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struct bfi_mhdr_s mh;
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union bfi_addr_u attr_addr;
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};
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struct bfi_ioc_attr_s {
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wwn_t mfg_pwwn; /* Mfg port wwn */
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wwn_t mfg_nwwn; /* Mfg node wwn */
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mac_t mfg_mac; /* Mfg mac */
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u16 rsvd_a;
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wwn_t pwwn;
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wwn_t nwwn;
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mac_t mac; /* PBC or Mfg mac */
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u16 rsvd_b;
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mac_t fcoe_mac;
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u16 rsvd_c;
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char brcd_serialnum[STRSZ(BFA_MFG_SERIALNUM_SIZE)];
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u8 pcie_gen;
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u8 pcie_lanes_orig;
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u8 pcie_lanes;
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u8 rx_bbcredit; /* receive buffer credits */
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u32 adapter_prop; /* adapter properties */
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u16 maxfrsize; /* max receive frame size */
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char asic_rev;
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u8 rsvd_d;
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char fw_version[BFA_VERSION_LEN];
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char optrom_version[BFA_VERSION_LEN];
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struct bfa_mfg_vpd_s vpd;
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u32 card_type; /* card type */
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};
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/*
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* BFI_IOC_I2H_GETATTR_REPLY message
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*/
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struct bfi_ioc_getattr_reply_s {
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struct bfi_mhdr_s mh; /* Common msg header */
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u8 status; /* cfg reply status */
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u8 rsvd[3];
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};
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/*
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* Firmware memory page offsets
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*/
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#define BFI_IOC_SMEM_PG0_CB (0x40)
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#define BFI_IOC_SMEM_PG0_CT (0x180)
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/*
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* Firmware statistic offset
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*/
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#define BFI_IOC_FWSTATS_OFF (0x6B40)
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#define BFI_IOC_FWSTATS_SZ (4096)
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/*
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* Firmware trace offset
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*/
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#define BFI_IOC_TRC_OFF (0x4b00)
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#define BFI_IOC_TRC_ENTS 256
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#define BFI_IOC_FW_SIGNATURE (0xbfadbfad)
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#define BFI_IOC_MD5SUM_SZ 4
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struct bfi_ioc_image_hdr_s {
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u32 signature; /* constant signature */
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u32 rsvd_a;
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u32 exec; /* exec vector */
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u32 param; /* parameters */
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u32 rsvd_b[4];
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u32 md5sum[BFI_IOC_MD5SUM_SZ];
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};
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/*
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* BFI_IOC_I2H_READY_EVENT message
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*/
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struct bfi_ioc_rdy_event_s {
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struct bfi_mhdr_s mh; /* common msg header */
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u8 init_status; /* init event status */
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u8 rsvd[3];
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};
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struct bfi_ioc_hbeat_s {
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struct bfi_mhdr_s mh; /* common msg header */
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u32 hb_count; /* current heart beat count */
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};
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/*
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* IOC hardware/firmware state
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*/
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enum bfi_ioc_state {
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BFI_IOC_UNINIT = 0, /* not initialized */
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BFI_IOC_INITING = 1, /* h/w is being initialized */
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BFI_IOC_HWINIT = 2, /* h/w is initialized */
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BFI_IOC_CFG = 3, /* IOC configuration in progress */
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BFI_IOC_OP = 4, /* IOC is operational */
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BFI_IOC_DISABLING = 5, /* IOC is being disabled */
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BFI_IOC_DISABLED = 6, /* IOC is disabled */
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BFI_IOC_CFG_DISABLED = 7, /* IOC is being disabled;transient */
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BFI_IOC_FAIL = 8, /* IOC heart-beat failure */
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BFI_IOC_MEMTEST = 9, /* IOC is doing memtest */
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};
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#define BFI_IOC_ENDIAN_SIG 0x12345678
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enum {
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BFI_ADAPTER_TYPE_FC = 0x01, /* FC adapters */
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BFI_ADAPTER_TYPE_MK = 0x0f0000, /* adapter type mask */
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BFI_ADAPTER_TYPE_SH = 16, /* adapter type shift */
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BFI_ADAPTER_NPORTS_MK = 0xff00, /* number of ports mask */
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BFI_ADAPTER_NPORTS_SH = 8, /* number of ports shift */
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BFI_ADAPTER_SPEED_MK = 0xff, /* adapter speed mask */
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BFI_ADAPTER_SPEED_SH = 0, /* adapter speed shift */
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BFI_ADAPTER_PROTO = 0x100000, /* prototype adapaters */
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BFI_ADAPTER_TTV = 0x200000, /* TTV debug capable */
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BFI_ADAPTER_UNSUPP = 0x400000, /* unknown adapter type */
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};
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#define BFI_ADAPTER_GETP(__prop, __adap_prop) \
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(((__adap_prop) & BFI_ADAPTER_ ## __prop ## _MK) >> \
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BFI_ADAPTER_ ## __prop ## _SH)
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#define BFI_ADAPTER_SETP(__prop, __val) \
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((__val) << BFI_ADAPTER_ ## __prop ## _SH)
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#define BFI_ADAPTER_IS_PROTO(__adap_type) \
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((__adap_type) & BFI_ADAPTER_PROTO)
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#define BFI_ADAPTER_IS_TTV(__adap_type) \
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((__adap_type) & BFI_ADAPTER_TTV)
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#define BFI_ADAPTER_IS_UNSUPP(__adap_type) \
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((__adap_type) & BFI_ADAPTER_UNSUPP)
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#define BFI_ADAPTER_IS_SPECIAL(__adap_type) \
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((__adap_type) & (BFI_ADAPTER_TTV | BFI_ADAPTER_PROTO | \
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BFI_ADAPTER_UNSUPP))
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/*
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* BFI_IOC_H2I_ENABLE_REQ & BFI_IOC_H2I_DISABLE_REQ messages
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*/
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struct bfi_ioc_ctrl_req_s {
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struct bfi_mhdr_s mh;
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u8 ioc_class;
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u8 rsvd[3];
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u32 tv_sec;
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};
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#define bfi_ioc_enable_req_t struct bfi_ioc_ctrl_req_s;
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#define bfi_ioc_disable_req_t struct bfi_ioc_ctrl_req_s;
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/*
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* BFI_IOC_I2H_ENABLE_REPLY & BFI_IOC_I2H_DISABLE_REPLY messages
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*/
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struct bfi_ioc_ctrl_reply_s {
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struct bfi_mhdr_s mh; /* Common msg header */
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u8 status; /* enable/disable status */
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u8 rsvd[3];
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};
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#define bfi_ioc_enable_reply_t struct bfi_ioc_ctrl_reply_s;
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#define bfi_ioc_disable_reply_t struct bfi_ioc_ctrl_reply_s;
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#define BFI_IOC_MSGSZ 8
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/*
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* H2I Messages
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*/
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union bfi_ioc_h2i_msg_u {
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struct bfi_mhdr_s mh;
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struct bfi_ioc_ctrl_req_s enable_req;
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struct bfi_ioc_ctrl_req_s disable_req;
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struct bfi_ioc_getattr_req_s getattr_req;
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u32 mboxmsg[BFI_IOC_MSGSZ];
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};
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/*
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* I2H Messages
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*/
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union bfi_ioc_i2h_msg_u {
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struct bfi_mhdr_s mh;
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struct bfi_ioc_rdy_event_s rdy_event;
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u32 mboxmsg[BFI_IOC_MSGSZ];
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};
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/*
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*----------------------------------------------------------------------
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* PBC
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*----------------------------------------------------------------------
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*/
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#define BFI_PBC_MAX_BLUNS 8
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#define BFI_PBC_MAX_VPORTS 16
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/*
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* PBC boot lun configuration
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*/
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struct bfi_pbc_blun_s {
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wwn_t tgt_pwwn;
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struct scsi_lun tgt_lun;
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};
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/*
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* PBC virtual port configuration
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*/
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struct bfi_pbc_vport_s {
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wwn_t vp_pwwn;
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wwn_t vp_nwwn;
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};
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/*
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* BFI pre-boot configuration information
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*/
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struct bfi_pbc_s {
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u8 port_enabled;
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u8 boot_enabled;
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u8 nbluns;
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u8 nvports;
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u8 port_speed;
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u8 rsvd_a;
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u16 hss;
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wwn_t pbc_pwwn;
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wwn_t pbc_nwwn;
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struct bfi_pbc_blun_s blun[BFI_PBC_MAX_BLUNS];
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struct bfi_pbc_vport_s vport[BFI_PBC_MAX_VPORTS];
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};
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/*
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*----------------------------------------------------------------------
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* MSGQ
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*----------------------------------------------------------------------
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*/
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#define BFI_MSGQ_FULL(_q) (((_q->pi + 1) % _q->q_depth) == _q->ci)
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#define BFI_MSGQ_EMPTY(_q) (_q->pi == _q->ci)
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#define BFI_MSGQ_UPDATE_CI(_q) (_q->ci = (_q->ci + 1) % _q->q_depth)
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#define BFI_MSGQ_UPDATE_PI(_q) (_q->pi = (_q->pi + 1) % _q->q_depth)
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/* q_depth must be power of 2 */
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#define BFI_MSGQ_FREE_CNT(_q) ((_q->ci - _q->pi - 1) & (_q->q_depth - 1))
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enum bfi_msgq_h2i_msgs_e {
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BFI_MSGQ_H2I_INIT_REQ = 1,
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BFI_MSGQ_H2I_DOORBELL = 2,
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BFI_MSGQ_H2I_SHUTDOWN = 3,
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};
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enum bfi_msgq_i2h_msgs_e {
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BFI_MSGQ_I2H_INIT_RSP = 1,
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BFI_MSGQ_I2H_DOORBELL = 2,
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};
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/* Messages(commands/responsed/AENS will have the following header */
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struct bfi_msgq_mhdr_s {
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u8 msg_class;
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u8 msg_id;
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u16 msg_token;
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u16 num_entries;
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u8 enet_id;
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u8 rsvd[1];
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};
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#define bfi_msgq_mhdr_set(_mh, _mc, _mid, _tok, _enet_id) do { \
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(_mh).msg_class = (_mc); \
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(_mh).msg_id = (_mid); \
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(_mh).msg_token = (_tok); \
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(_mh).enet_id = (_enet_id); \
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} while (0)
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/*
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* Mailbox for messaging interface
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*
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*/
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#define BFI_MSGQ_CMD_ENTRY_SIZE (64) /* TBD */
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#define BFI_MSGQ_RSP_ENTRY_SIZE (64) /* TBD */
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#define BFI_MSGQ_MSG_SIZE_MAX (2048) /* TBD */
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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;
|
|
};
|
|
|
|
#pragma pack()
|
|
|
|
#endif /* __BFI_H__ */
|