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 "2.20.2.5" 33 #define LSI_COMMON_MOD_EXT_VERSION \ 34 "(Release Date: Fri Jan 21 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: 103