1 /*-
2  * Copyright (c) 2006 IronPort Systems
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  * 1. Redistributions of source code must retain the above copyright
9  *        notice, this list of conditions and the following disclaimer.
10  * 2. Redistributions in binary form must reproduce the above copyright
11  *        notice, this list of conditions and the following disclaimer in the
12  *        documentation and/or other materials provided with the distribution.
13  *
14  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
22  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
23  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
24  * SUCH DAMAGE.
25  */
26 #include <dev/ic/mfireg.h>
27 #include <sys/ioctl.h>
28 
29 /*
30  * these structures are used for LSI's MegaCli on both FreeBSD and Linux
31  * We will also use them in the NetBSD driver.
32  */
33 
34 #define MAX_SPACE_FOR_SENSE_PTR         32
35 union mfi_sense_ptr {
36           uint8_t         sense_ptr_data[MAX_SPACE_FOR_SENSE_PTR];
37           void            *user_space;
38           struct {
39                     uint32_t        low;
40                     uint32_t        high;
41           } addr;
42 } __packed;
43 
44 
45 #define MAX_IOCTL_SGE         16
46 
47 struct mfi_ioc_packet {
48           uint16_t  mfi_adapter_no;
49           uint16_t  mfi_pad1;
50           uint32_t  mfi_sgl_off;
51           uint32_t  mfi_sge_count;
52           uint32_t  mfi_sense_off;
53           uint32_t  mfi_sense_len;
54           union {
55                     uint8_t raw[128];
56                     struct mfi_frame_header hdr;
57           } mfi_frame;
58 
59           struct iovec mfi_sgl[MAX_IOCTL_SGE];
60 } __packed;
61 
62 struct mfi_ioc_aen {
63           uint16_t  aen_adapter_no;
64           uint16_t  aen_pad1;
65           uint32_t  aen_seq_num;
66           uint32_t  aen_class_locale;
67 } __packed;
68 
69 #define MFI_CMD               _IOWR('M', 1, struct mfi_ioc_packet)
70 #define MFI_SET_AEN _IOW('M', 3, struct mfi_ioc_aen)
71 
72 #ifdef _LP64
73 struct iovec32 {
74           u_int32_t iov_base;
75           int                 iov_len;
76 };
77 
78 struct mfi_ioc_packet32 {
79           uint16_t  mfi_adapter_no;
80           uint16_t  mfi_pad1;
81           uint32_t  mfi_sgl_off;
82           uint32_t  mfi_sge_count;
83           uint32_t  mfi_sense_off;
84           uint32_t  mfi_sense_len;
85           union {
86                     uint8_t raw[128];
87                     struct mfi_frame_header hdr;
88           } mfi_frame;
89 
90           struct iovec32 mfi_sgl[MAX_IOCTL_SGE];
91 } __packed;
92 #define MFI_CMD32   _IOWR('M', 1, struct mfi_ioc_packet32)
93 #endif
94