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