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 26 #include "mbox_defs.h" 27 #include "megaraid_ioctl.h" 28 29 30 #define LSI_COMMON_MOD_VERSION "2.20.2.6" 31 #define LSI_COMMON_MOD_EXT_VERSION \ 32 "(Release Date: Mon Mar 7 00:01:03 EST 2005)" 33 34 35 #define LSI_DBGLVL dbglevel 36 37 // The smallest dma pool 38 #define MRAID_MM_INIT_BUFF_SIZE 4096 39 40 /** 41 * mimd_t : Old style ioctl packet structure (deprecated) 42 * 43 * @inlen : 44 * @outlen : 45 * @fca : 46 * @opcode : 47 * @subopcode : 48 * @adapno : 49 * @buffer : 50 * @pad : 51 * @length : 52 * @mbox : 53 * @pthru : 54 * @data : 55 * @pad : 56 * 57 * Note : This structure is DEPRECATED. New applications must use 58 * : uioc_t structure instead. All new hba drivers use the new 59 * : format. If we get this mimd packet, we will convert it into 60 * : new uioc_t format and send it to the hba drivers. 61 */ 62 63 typedef struct mimd { 64 65 uint32_t inlen; 66 uint32_t outlen; 67 68 union { 69 uint8_t fca[16]; 70 struct { 71 uint8_t opcode; 72 uint8_t subopcode; 73 uint16_t adapno; 74 #if BITS_PER_LONG == 32 75 uint8_t __user *buffer; 76 uint8_t pad[4]; 77 #endif 78 #if BITS_PER_LONG == 64 79 uint8_t __user *buffer; 80 #endif 81 uint32_t length; 82 } __attribute__ ((packed)) fcs; 83 } __attribute__ ((packed)) ui; 84 85 uint8_t mbox[18]; /* 16 bytes + 2 status bytes */ 86 mraid_passthru_t pthru; 87 88 #if BITS_PER_LONG == 32 89 char __user *data; /* buffer <= 4096 for 0x80 commands */ 90 char pad[4]; 91 #endif 92 #if BITS_PER_LONG == 64 93 char __user *data; 94 #endif 95 96 } __attribute__ ((packed))mimd_t; 97 98 #endif // MEGARAID_MM_H 99 100 // vi: set ts=8 sw=8 tw=78: 101