1. 根目录:
2. drivers
3. scsi
4. lpfc
5. lpfc_bsg.h

/*******************************************************************
 * This file is part of the Emulex Linux Device Driver for         *
 * Fibre Channel Host Bus Adapters.                                *
 * Copyright (C) 2010 Emulex.  All rights reserved.                *
 * EMULEX and SLI are trademarks of Emulex.                        *
 * www.emulex.com                                                  *
 *                                                                 *
 * This program is free software; you can redistribute it and/or   *
 * modify it under the terms of version 2 of the GNU General       *
 * Public License as published by the Free Software Foundation.    *
 * This program is distributed in the hope that it will be useful. *
 * ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND          *
 * WARRANTIES, INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY,  *
 * FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT, ARE      *
 * DISCLAIMED, EXCEPT TO THE EXTENT THAT SUCH DISCLAIMERS ARE HELD *
 * TO BE LEGALLY INVALID.  See the GNU General Public License for  *
 * more details, a copy of which can be found in the file COPYING  *
 * included with this package.                                     *
 *******************************************************************/
/* bsg definitions
 * No pointers to user data are allowed, all application buffers and sizes will
 * derived through the bsg interface.
 *
 * These are the vendor unique structures passed in using the bsg
 * FC_BSG_HST_VENDOR message code type.
 */
#define LPFC_BSG_VENDOR_SET_CT_EVENT	1
#define LPFC_BSG_VENDOR_GET_CT_EVENT	2
#define LPFC_BSG_VENDOR_SEND_MGMT_RESP	3
#define LPFC_BSG_VENDOR_DIAG_MODE	4
#define LPFC_BSG_VENDOR_DIAG_TEST	5
#define LPFC_BSG_VENDOR_GET_MGMT_REV	6
#define LPFC_BSG_VENDOR_MBOX		7
#define LPFC_BSG_VENDOR_MENLO_CMD	8
#define LPFC_BSG_VENDOR_MENLO_DATA	9

struct set_ct_event {
	uint32_t command;
	uint32_t type_mask;
	uint32_t ev_req_id;
	uint32_t ev_reg_id;
};

struct get_ct_event {
	uint32_t command;
	uint32_t ev_reg_id;
	uint32_t ev_req_id;
};

struct get_ct_event_reply {
	uint32_t immed_data;
	uint32_t type;
};

struct send_mgmt_resp {
	uint32_t command;
	uint32_t tag;
};


#define INTERNAL_LOOP_BACK 0x1 /* adapter short cuts the loop internally */
#define EXTERNAL_LOOP_BACK 0x2 /* requires an external loopback plug */

struct diag_mode_set {
	uint32_t command;
	uint32_t type;
	uint32_t timeout;
};

struct diag_mode_test {
	uint32_t command;
};

#define LPFC_WWNN_TYPE		0
#define LPFC_WWPN_TYPE		1

struct get_mgmt_rev {
	uint32_t command;
};

#define MANAGEMENT_MAJOR_REV   1
#define MANAGEMENT_MINOR_REV   0

/* the MgmtRevInfo structure */
struct MgmtRevInfo {
	uint32_t a_Major;
	uint32_t a_Minor;
};

struct get_mgmt_rev_reply {
	struct MgmtRevInfo info;
};

#define BSG_MBOX_SIZE 4096 /* mailbox command plus extended data */
struct dfc_mbox_req {
	uint32_t command;
	uint32_t mbOffset;
	uint32_t inExtWLen;
	uint32_t outExtWLen;
};

/* Used for menlo command or menlo data. The xri is only used for menlo data */
struct menlo_command {
	uint32_t cmd;
	uint32_t xri;
};

struct menlo_response {
	uint32_t xri; /* return the xri of the iocb exchange */
};