drivers/scsi/megaraid/megaraid_mm.h

   1 /*
   2  *
   3  *                      Linux MegaRAID device driver
   4  *
   5  * Copyright (c) 2003-2004  LSI Logic Corporation.
   6  *
   7  *         This program is free software; you can redistribute it and/or
   8  *         modify it under the terms of the GNU General Public License
   9  *         as published by the Free Software Foundation; either version
  10  *         2 of the License, or (at your option) any later version.
  11  *
  12  * FILE         : megaraid_mm.h
  13  */
  14
  15 #ifndef MEGARAID_MM_H
  16 #define MEGARAID_MM_H
  17
  18 #include <linux/spinlock.h>
  19 #include <linux/fs.h>
  20 #include <asm/uaccess.h>
  21 #include <linux/version.h>
  22 #include <linux/module.h>
  23 #include <linux/moduleparam.h>
  24 #include <linux/pci.h>
  25 #include <linux/list.h>
  26 #include <linux/ioctl32.h>
  27
  28 #include "mbox_defs.h"
  29 #include "megaraid_ioctl.h"
  30
  31
  32 #define LSI_COMMON_MOD_VERSION  "2.20.2.6"
  33 #define LSI_COMMON_MOD_EXT_VERSION      \
  34                 "(Release Date: Mon Mar 7 00:01:03 EST 2005)"
  35
  36
  37 #define LSI_DBGLVL                      dbglevel
  38
  39 // The smallest dma pool
  40 #define MRAID_MM_INIT_BUFF_SIZE         4096
  41
  42 /**
  43  * mimd_t       : Old style ioctl packet structure (deprecated)
  44  *
  45  * @inlen       :
  46  * @outlen      :
  47  * @fca         :
  48  * @opcode      :
  49  * @subopcode   :
  50  * @adapno      :
  51  * @buffer      :
  52  * @pad         :
  53  * @length      :
  54  * @mbox        :
  55  * @pthru       :
  56  * @data        :
  57  * @pad         :
  58  *
  59  * Note         : This structure is DEPRECATED. New applications must use
  60  *              : uioc_t structure instead. All new hba drivers use the new
  61  *              : format. If we get this mimd packet, we will convert it into
  62  *              : new uioc_t format and send it to the hba drivers.
  63  */
  64
  65 typedef struct mimd {
  66
  67         uint32_t inlen;
  68         uint32_t outlen;
  69
  70         union {
  71                 uint8_t fca[16];
  72                 struct {
  73                         uint8_t opcode;
  74                         uint8_t subopcode;
  75                         uint16_t adapno;
  76 #if BITS_PER_LONG == 32
  77                         uint8_t __user *buffer;
  78                         uint8_t pad[4];
  79 #endif
  80 #if BITS_PER_LONG == 64
  81                         uint8_t __user *buffer;
  82 #endif
  83                         uint32_t length;
  84                 } __attribute__ ((packed)) fcs;
  85         } __attribute__ ((packed)) ui;
  86
  87         uint8_t mbox[18];               /* 16 bytes + 2 status bytes */
  88         mraid_passthru_t pthru;
  89
  90 #if BITS_PER_LONG == 32
  91         char __user *data;              /* buffer <= 4096 for 0x80 commands */
  92         char pad[4];
  93 #endif
  94 #if BITS_PER_LONG == 64
  95         char __user *data;
  96 #endif
  97
  98 } __attribute__ ((packed))mimd_t;
  99
 100 #endif // MEGARAID_MM_H
 101
 102 // vi: set ts=8 sw=8 tw=78: