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
27 #include <sys/cdefs.h>
28 __FBSDID("$FreeBSD$");
29
30 #if defined(__amd64__) /* Assume amd64 wants 32 bit Linux */
31 struct iovec32 {
32 u_int32_t iov_base;
33 int iov_len;
34 };
35 #endif
36
37 #define MFIQ_FREE 0
38 #define MFIQ_BIO 1
39 #define MFIQ_READY 2
40 #define MFIQ_BUSY 3
41 #define MFIQ_COUNT 4
42
43 struct mfi_qstat {
44 uint32_t q_length;
45 uint32_t q_max;
46 };
47
48 union mfi_statrequest {
49 uint32_t ms_item;
50 struct mfi_qstat ms_qstat;
51 };
52
53 #define MAX_IOCTL_SGE 16
54
55 struct mfi_ioc_packet {
56 uint16_t mfi_adapter_no;
57 uint16_t mfi_pad1;
58 uint32_t mfi_sgl_off;
59 uint32_t mfi_sge_count;
60 uint32_t mfi_sense_off;
61 uint32_t mfi_sense_len;
62 union {
63 uint8_t raw[128];
64 struct mfi_frame_header hdr;
65 } mfi_frame;
66
67 struct iovec mfi_sgl[MAX_IOCTL_SGE];
68 } __packed;
69
70 struct mfi_ioc_aen {
71 uint16_t aen_adapter_no;
72 uint16_t aen_pad1;
73 uint32_t aen_seq_num;
74 uint32_t aen_class_locale;
75 } __packed;
76
77 #define MFI_CMD _IOWR('M', 1, struct mfi_ioc_packet)
78 #define MFI_SET_AEN _IOW('M', 3, struct mfi_ioc_aen)
79
80 #define MAX_LINUX_IOCTL_SGE 16
81
82 struct mfi_linux_ioc_packet {
83 uint16_t lioc_adapter_no;
84 uint16_t lioc_pad1;
85 uint32_t lioc_sgl_off;
86 uint32_t lioc_sge_count;
87 uint32_t lioc_sense_off;
88 uint32_t lioc_sense_len;
89 union {
90 uint8_t raw[128];
91 struct mfi_frame_header hdr;
92 } lioc_frame;
93
94 #if defined(__amd64__) /* Assume amd64 wants 32 bit Linux */
95 struct iovec32 lioc_sgl[MAX_LINUX_IOCTL_SGE];
96 #else
97 struct iovec lioc_sgl[MAX_LINUX_IOCTL_SGE];
98 #endif
99 } __packed;
100
101 #define MFIIO_STATS _IOWR('Q', 101, union mfi_statrequest)
102
103 struct mfi_linux_ioc_aen {
104 uint16_t laen_adapter_no;
105 uint16_t laen_pad1;
106 uint32_t laen_seq_num;
107 uint32_t laen_class_locale;
108 } __packed;
109
110 struct mfi_query_disk {
111 uint8_t array_id;
112 uint8_t present;
113 uint8_t open;
114 uint8_t reserved; /* reserved for future use */
115 char devname[SPECNAMELEN + 1];
116 } __packed;
117
118 #define MFIIO_QUERY_DISK _IOWR('Q', 102, struct mfi_query_disk)
119
120 /*
121 * Create a second set so the FreeBSD native ioctl doesn't
122 * conflict in FreeBSD ioctl handler. Translate in mfi_linux.c.
123 */
124 #define MFI_LINUX_CMD 0xc1144d01
125 #define MFI_LINUX_SET_AEN 0x400c4d03
126 #define MFI_LINUX_CMD_2 0xc1144d02
127 #define MFI_LINUX_SET_AEN_2 0x400c4d04
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