The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/dev/twa/tw_cl_ioctl.h

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    1 /*
    2  * Copyright (c) 2004-07 Applied Micro Circuits Corporation.
    3  * Copyright (c) 2004-05 Vinod Kashyap
    4  * All rights reserved.
    5  *
    6  * Redistribution and use in source and binary forms, with or without
    7  * modification, are permitted provided that the following conditions
    8  * are met:
    9  * 1. Redistributions of source code must retain the above copyright
   10  *    notice, this list of conditions and the following disclaimer.
   11  * 2. Redistributions in binary form must reproduce the above copyright
   12  *    notice, this list of conditions and the following disclaimer in the
   13  *    documentation and/or other materials provided with the distribution.
   14  *
   15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   16  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   18  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   19  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   21  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   23  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   25  * SUCH DAMAGE.
   26  *
   27  *      $FreeBSD$
   28  */
   29 
   30 /*
   31  * AMCC'S 3ware driver for 9000 series storage controllers.
   32  *
   33  * Author: Vinod Kashyap
   34  * Modifications by: Adam Radford
   35  */
   36 
   37 
   38 
   39 #ifndef TW_CL_IOCTL_H
   40 
   41 #define TW_CL_IOCTL_H
   42 
   43 
   44 /*
   45  * Macros and structures for Common Layer handled ioctls.
   46  */
   47 
   48 
   49 #define TW_CL_AEN_NOT_RETRIEVED 0x1
   50 #define TW_CL_AEN_RETRIEVED     0x2
   51 
   52 #define TW_CL_ERROR_AEN_NO_EVENTS       0x1003  /* No more events */
   53 #define TW_CL_ERROR_AEN_OVERFLOW        0x1004  /* AEN overflow occurred */
   54 
   55 #define TW_CL_ERROR_IOCTL_LOCK_NOT_HELD         0x1001   /* Not locked */
   56 #define TW_CL_ERROR_IOCTL_LOCK_ALREADY_HELD     0x1002   /* Already locked */
   57 
   58 
   59 #pragma pack(1)
   60 
   61 /* Structure used to handle GET/RELEASE LOCK ioctls. */
   62 struct tw_cl_lock_packet {
   63         TW_UINT32       timeout_msec;
   64         TW_UINT32       time_remaining_msec;
   65         TW_UINT32       force_flag;
   66 };
   67 
   68 
   69 /* Structure used to handle GET COMPATIBILITY INFO ioctl. */
   70 struct tw_cl_compatibility_packet {
   71         TW_UINT8        driver_version[32];/* driver version */
   72         TW_UINT16       working_srl;    /* driver & firmware negotiated srl */
   73         TW_UINT16       working_branch; /* branch # of the firmware that the
   74                                         driver is compatible with */
   75         TW_UINT16       working_build;  /* build # of the firmware that the
   76                                         driver is compatible with */
   77         TW_UINT16       driver_srl_high;/* highest driver supported srl */
   78         TW_UINT16       driver_branch_high;/* highest driver supported branch */
   79         TW_UINT16       driver_build_high;/* highest driver supported build */
   80         TW_UINT16       driver_srl_low;/* lowest driver supported srl */
   81         TW_UINT16       driver_branch_low;/* lowest driver supported branch */
   82         TW_UINT16       driver_build_low;/* lowest driver supported build */
   83         TW_UINT16       fw_on_ctlr_srl; /* srl of running firmware */
   84         TW_UINT16       fw_on_ctlr_branch;/* branch # of running firmware */
   85         TW_UINT16       fw_on_ctlr_build;/* build # of running firmware */
   86 };
   87 
   88 
   89 /* Driver understandable part of the ioctl packet built by the API. */
   90 struct tw_cl_driver_packet {
   91         TW_UINT32       control_code;
   92         TW_UINT32       status;
   93         TW_UINT32       unique_id;
   94         TW_UINT32       sequence_id;
   95         TW_UINT32       os_status;
   96         TW_UINT32       buffer_length;
   97 };
   98 
   99 
  100 /* ioctl packet built by the API. */
  101 struct tw_cl_ioctl_packet {
  102         struct tw_cl_driver_packet      driver_pkt;
  103         TW_INT8                         padding[488];
  104         struct tw_cl_command_packet     cmd_pkt;
  105         TW_INT8                         data_buf[1];
  106 };
  107 
  108 #pragma pack()
  109 
  110 
  111 
  112 #endif /* TW_CL_IOCTL_H */

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