1 /*-
2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3 *
4 * Copyright (c) 2006 IronPort Systems
5 * All rights reserved.
6 *
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
9 * are met:
10 * 1. Redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer.
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26 * SUCH DAMAGE.
27 */
28
29 #include <sys/cdefs.h>
30 __FBSDID("$FreeBSD: releng/12.0/sys/dev/mfi/mfi_ioctl.h 326255 2017-11-27 14:52:40Z pfg $");
31
32 #include <dev/mfi/mfireg.h>
33
34 struct iovec32 {
35 u_int32_t iov_base;
36 int iov_len;
37 };
38
39 #define MFIQ_FREE 0
40 #define MFIQ_BIO 1
41 #define MFIQ_READY 2
42 #define MFIQ_BUSY 3
43 #define MFIQ_COUNT 4
44
45 struct mfi_qstat {
46 uint32_t q_length;
47 uint32_t q_max;
48 };
49
50 union mfi_statrequest {
51 uint32_t ms_item;
52 struct mfi_qstat ms_qstat;
53 };
54
55 #define MAX_SPACE_FOR_SENSE_PTR 32
56 union mfi_sense_ptr {
57 uint8_t sense_ptr_data[MAX_SPACE_FOR_SENSE_PTR];
58 void *user_space;
59 struct {
60 uint32_t low;
61 uint32_t high;
62 } addr;
63 } __packed;
64
65 #define MAX_IOCTL_SGE 16
66
67 struct mfi_ioc_packet {
68 uint16_t mfi_adapter_no;
69 uint16_t mfi_pad1;
70 uint32_t mfi_sgl_off;
71 uint32_t mfi_sge_count;
72 uint32_t mfi_sense_off;
73 uint32_t mfi_sense_len;
74 union {
75 uint8_t raw[128];
76 struct mfi_frame_header hdr;
77 } mfi_frame;
78
79 struct iovec mfi_sgl[MAX_IOCTL_SGE];
80 } __packed;
81
82 #ifdef COMPAT_FREEBSD32
83 struct mfi_ioc_packet32 {
84 uint16_t mfi_adapter_no;
85 uint16_t mfi_pad1;
86 uint32_t mfi_sgl_off;
87 uint32_t mfi_sge_count;
88 uint32_t mfi_sense_off;
89 uint32_t mfi_sense_len;
90 union {
91 uint8_t raw[128];
92 struct mfi_frame_header hdr;
93 } mfi_frame;
94
95 struct iovec32 mfi_sgl[MAX_IOCTL_SGE];
96 } __packed;
97 #endif
98
99 struct mfi_ioc_aen {
100 uint16_t aen_adapter_no;
101 uint16_t aen_pad1;
102 uint32_t aen_seq_num;
103 uint32_t aen_class_locale;
104 } __packed;
105
106 #define MFI_CMD _IOWR('M', 1, struct mfi_ioc_packet)
107 #ifdef COMPAT_FREEBSD32
108 #define MFI_CMD32 _IOWR('M', 1, struct mfi_ioc_packet32)
109 #endif
110 #define MFI_SET_AEN _IOW('M', 3, struct mfi_ioc_aen)
111
112 #define MAX_LINUX_IOCTL_SGE 16
113
114 struct mfi_linux_ioc_packet {
115 uint16_t lioc_adapter_no;
116 uint16_t lioc_pad1;
117 uint32_t lioc_sgl_off;
118 uint32_t lioc_sge_count;
119 uint32_t lioc_sense_off;
120 uint32_t lioc_sense_len;
121 union {
122 uint8_t raw[128];
123 struct mfi_frame_header hdr;
124 } lioc_frame;
125
126 #if defined(__amd64__) /* Assume amd64 wants 32 bit Linux */
127 struct iovec32 lioc_sgl[MAX_LINUX_IOCTL_SGE];
128 #else
129 struct iovec lioc_sgl[MAX_LINUX_IOCTL_SGE];
130 #endif
131 } __packed;
132
133 struct mfi_ioc_passthru {
134 struct mfi_dcmd_frame ioc_frame;
135 uint32_t buf_size;
136 uint8_t *buf;
137 } __packed;
138
139 #ifdef COMPAT_FREEBSD32
140 struct mfi_ioc_passthru32 {
141 struct mfi_dcmd_frame ioc_frame;
142 uint32_t buf_size;
143 uint32_t buf;
144 } __packed;
145 #endif
146
147 #define MFIIO_STATS _IOWR('Q', 101, union mfi_statrequest)
148 #define MFIIO_PASSTHRU _IOWR('C', 102, struct mfi_ioc_passthru)
149 #ifdef COMPAT_FREEBSD32
150 #define MFIIO_PASSTHRU32 _IOWR('C', 102, struct mfi_ioc_passthru32)
151 #endif
152
153 struct mfi_linux_ioc_aen {
154 uint16_t laen_adapter_no;
155 uint16_t laen_pad1;
156 uint32_t laen_seq_num;
157 uint32_t laen_class_locale;
158 } __packed;
159
160 struct mfi_query_disk {
161 uint8_t array_id;
162 uint8_t present;
163 uint8_t open;
164 uint8_t reserved; /* reserved for future use */
165 char devname[SPECNAMELEN + 1];
166 } __packed;
167
168 #define MFIIO_QUERY_DISK _IOWR('Q', 102, struct mfi_query_disk)
169
170 /*
171 * Create a second set so the FreeBSD native ioctl doesn't
172 * conflict in FreeBSD ioctl handler. Translate in mfi_linux.c.
173 */
174 #define MFI_LINUX_CMD 0xc1144d01
175 #define MFI_LINUX_SET_AEN 0x400c4d03
176 #define MFI_LINUX_CMD_2 0xc1144d02
177 #define MFI_LINUX_SET_AEN_2 0x400c4d04
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