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 <linux/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: 102