master
  1/*-
  2 * SPDX-License-Identifier: BSD-2-Clause
  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#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