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/module.h>
  22 #include <linux/moduleparam.h>
  23 #include <linux/pci.h>
  24 #include <linux/list.h>
  25 #include <linux/miscdevice.h>
  26
  27 #include "mbox_defs.h"
  28 #include "megaraid_ioctl.h"
  29
  30
  31 #define LSI_COMMON_MOD_VERSION  "2.20.2.7"
  32 #define LSI_COMMON_MOD_EXT_VERSION      \
  33                 "(Release Date: Sun Jul 16 00:01:03 EST 2006)"
  34
  35
  36 #define LSI_DBGLVL                      dbglevel
  37
  38 // The smallest dma pool
  39 #define MRAID_MM_INIT_BUFF_SIZE         4096
  40
  41 /**
  42  * mimd_t       : Old style ioctl packet structure (deprecated)
  43  *
  44  * @inlen       :
  45  * @outlen      :
  46  * @fca         :
  47  * @opcode      :
  48  * @subopcode   :
  49  * @adapno      :
  50  * @buffer      :
  51  * @pad         :
  52  * @length      :
  53  * @mbox        :
  54  * @pthru       :
  55  * @data        :
  56  * @pad         :
  57  *
  58  * Note         : This structure is DEPRECATED. New applications must use
  59  *              : uioc_t structure instead. All new hba drivers use the new
  60  *              : format. If we get this mimd packet, we will convert it into
  61  *              : new uioc_t format and send it to the hba drivers.
  62  */
  63
  64 typedef struct mimd {
  65
  66         uint32_t inlen;
  67         uint32_t outlen;
  68
  69         union {
  70                 uint8_t fca[16];
  71                 struct {
  72                         uint8_t opcode;
  73                         uint8_t subopcode;
  74                         uint16_t adapno;
  75 #if BITS_PER_LONG == 32
  76                         uint8_t __user *buffer;
  77                         uint8_t pad[4];
  78 #endif
  79 #if BITS_PER_LONG == 64
  80                         uint8_t __user *buffer;
  81 #endif
  82                         uint32_t length;
  83                 } __attribute__ ((packed)) fcs;
  84         } __attribute__ ((packed)) ui;
  85
  86         uint8_t mbox[18];               /* 16 bytes + 2 status bytes */
  87         mraid_passthru_t pthru;
  88
  89 #if BITS_PER_LONG == 32
  90         char __user *data;              /* buffer <= 4096 for 0x80 commands */
  91         char pad[4];
  92 #endif
  93 #if BITS_PER_LONG == 64
  94         char __user *data;
  95 #endif
  96
  97 } __attribute__ ((packed))mimd_t;
  98
  99 #endif // MEGARAID_MM_H
 100
 101 // vi: set ts=8 sw=8 tw=78: