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#include <dev/mfi/mfireg.h>
31
32struct iovec32 {
33	u_int32_t	iov_base;
34	int		iov_len;
35};
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
43struct mfi_qstat {
44	uint32_t	q_length;
45	uint32_t	q_max;
46};
47
48union mfi_statrequest {
49	uint32_t		ms_item;
50	struct mfi_qstat	ms_qstat;
51};
52
53#define MAX_SPACE_FOR_SENSE_PTR		32
54union mfi_sense_ptr {
55	uint8_t		sense_ptr_data[MAX_SPACE_FOR_SENSE_PTR];
56	void 		*user_space;
57	struct {
58		uint32_t	low;
59		uint32_t	high;
60	} addr;
61} __packed;
62
63#define MAX_IOCTL_SGE	16
64
65struct mfi_ioc_packet {
66	uint16_t	mfi_adapter_no;
67	uint16_t	mfi_pad1;
68	uint32_t	mfi_sgl_off;
69	uint32_t	mfi_sge_count;
70	uint32_t	mfi_sense_off;
71	uint32_t	mfi_sense_len;
72	union {
73		uint8_t raw[128];
74		struct mfi_frame_header hdr;
75	} mfi_frame;
76
77	struct iovec mfi_sgl[MAX_IOCTL_SGE];
78} __packed;
79
80#ifdef COMPAT_FREEBSD32
81struct mfi_ioc_packet32 {
82	uint16_t	mfi_adapter_no;
83	uint16_t	mfi_pad1;
84	uint32_t	mfi_sgl_off;
85	uint32_t	mfi_sge_count;
86	uint32_t	mfi_sense_off;
87	uint32_t	mfi_sense_len;
88	union {
89		uint8_t raw[128];
90		struct mfi_frame_header hdr;
91	} mfi_frame;
92
93	struct iovec32 mfi_sgl[MAX_IOCTL_SGE];
94} __packed;
95#endif
96
97struct mfi_ioc_aen {
98	uint16_t	aen_adapter_no;
99	uint16_t	aen_pad1;
100	uint32_t	aen_seq_num;
101	uint32_t	aen_class_locale;
102} __packed;
103
104#define MFI_CMD		_IOWR('M', 1, struct mfi_ioc_packet)
105#ifdef COMPAT_FREEBSD32
106#define MFI_CMD32	_IOWR('M', 1, struct mfi_ioc_packet32)
107#endif
108#define MFI_SET_AEN	_IOW('M', 3, struct mfi_ioc_aen)
109
110#define MAX_LINUX_IOCTL_SGE	16
111
112struct mfi_linux_ioc_packet {
113	uint16_t	lioc_adapter_no;
114	uint16_t	lioc_pad1;
115	uint32_t	lioc_sgl_off;
116	uint32_t	lioc_sge_count;
117	uint32_t	lioc_sense_off;
118	uint32_t	lioc_sense_len;
119	union {
120		uint8_t raw[128];
121		struct mfi_frame_header hdr;
122	} lioc_frame;
123
124#if defined(__amd64__) /* Assume amd64 wants 32 bit Linux */
125	struct iovec32 lioc_sgl[MAX_LINUX_IOCTL_SGE];
126#else
127	struct iovec lioc_sgl[MAX_LINUX_IOCTL_SGE];
128#endif
129} __packed;
130
131struct mfi_ioc_passthru {
132	struct mfi_dcmd_frame	ioc_frame;
133	uint32_t		buf_size;
134	uint8_t			*buf;
135} __packed;
136
137#ifdef COMPAT_FREEBSD32
138struct mfi_ioc_passthru32 {
139	struct mfi_dcmd_frame	ioc_frame;
140	uint32_t		buf_size;
141	uint32_t		buf;
142} __packed;
143#endif
144
145#define MFIIO_STATS	_IOWR('Q', 101, union mfi_statrequest)
146#define MFIIO_PASSTHRU	_IOWR('C', 102, struct mfi_ioc_passthru)
147#ifdef COMPAT_FREEBSD32
148#define MFIIO_PASSTHRU32	_IOWR('C', 102, struct mfi_ioc_passthru32)
149#endif
150
151struct mfi_linux_ioc_aen {
152	uint16_t	laen_adapter_no;
153	uint16_t	laen_pad1;
154	uint32_t	laen_seq_num;
155	uint32_t	laen_class_locale;
156} __packed;
157
158struct mfi_query_disk {
159	uint8_t	array_id;
160	uint8_t	present;
161	uint8_t	open;
162	uint8_t reserved;	/* reserved for future use */
163	char	devname[SPECNAMELEN + 1];
164} __packed;
165
166#define MFIIO_QUERY_DISK	_IOWR('Q', 102, struct mfi_query_disk)
167
168/*
169 * Create a second set so the FreeBSD native ioctl doesn't
170 * conflict in FreeBSD ioctl handler.  Translate in mfi_linux.c.
171 */
172#define MFI_LINUX_CMD		0xc1144d01
173#define MFI_LINUX_SET_AEN	0x400c4d03
174#define MFI_LINUX_CMD_2		0xc1144d02
175#define MFI_LINUX_SET_AEN_2	0x400c4d04
176