xref: /netbsd/sys/dev/ic/mlxio.h (revision 40de80e3)
1 /*	$NetBSD: mlxio.h,v 1.4 2017/10/28 06:27:32 riastradh Exp $	*/
2 
3 /*-
4  * Copyright (c) 1999 Michael Smith
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  * from FreeBSD: mlxio.h,v 1.1.2.2 2000/04/24 19:40:49 msmith Exp
29  */
30 
31 #ifndef _IC_MLXIO_H_
32 #define	_IC_MLXIO_H_
33 
34 #include <sys/types.h>
35 #include <sys/ioccom.h>
36 
37 /*
38  * System Disk ioctls
39  */
40 
41 /* system disk status values */
42 #define MLX_SYSD_ONLINE		0x03
43 #define MLX_SYSD_CRITICAL	0x04
44 #define MLX_SYSD_OFFLINE	0xff
45 
46 #define MLXD_STATUS		_IOR('M', 100, int)
47 #define MLXD_CHECKASYNC		_IOR('M', 101, int)
48 #define MLXD_DETACH		_IOW('M', 102, int)
49 
50 /*
51  * Controller ioctls
52  */
53 struct mlx_pause {
54 	int		mp_which;
55 #define MLX_PAUSE_ALL		0xff
56 #define MLX_PAUSE_CANCEL	0x00
57 	int		mp_when;
58 	int		mp_howlong;
59 };
60 
61 struct mlx_usercommand {
62 	size_t		mu_datasize;	/* size of buffer */
63 	void		*mu_buf;	/* user address of buffer */
64 	int		mu_bufptr;	/* offset into command m/b for PA */
65 	int		mu_bufdir;	/* transfer is to controller */
66 	u_int16_t	mu_status;	/* command status returned */
67 	u_int8_t	mu_command[16];	/* command mailbox contents */
68 };
69 #define	MU_XFER_IN	0x01
70 #define	MU_XFER_OUT	0x02
71 #define	MU_XFER_MASK	0x03
72 
73 struct mlx_rebuild_request {
74 	int		rr_channel;
75 	int		rr_target;
76 	int		rr_status;
77 };
78 
79 struct mlx_rebuild_status {
80 	u_int16_t	rs_code;
81 #define MLX_REBUILDSTAT_REBUILDCHECK	0x0000
82 #define MLX_REBUILDSTAT_ADDCAPACITY	0x0400
83 #define MLX_REBUILDSTAT_ADDCAPACITYINIT	0x0500
84 #define MLX_REBUILDSTAT_IDLE		0xffff
85 	u_int16_t	rs_drive;
86 	int		rs_size;
87 	int		rs_remaining;
88 };
89 
90 struct mlx_cinfo {
91 	u_int		ci_iftype;
92 	u_int		ci_nchan;
93 	u_int		ci_max_sg;
94 	u_int		ci_max_commands;
95 	u_int		ci_mem_size;
96 	u_int8_t	ci_firmware_id[4];
97 	u_int8_t	ci_hardware_id;
98 	u_int8_t	ci_pad[3];
99 };
100 
101 #define MLX_RESCAN_DRIVES	_IO('M', 0)
102 #define MLX_PAUSE_CHANNEL	_IOW('M', 1, struct mlx_pause)
103 #define MLX_COMMAND		_IOWR('M', 2, struct mlx_usercommand)
104 #define MLX_REBUILDASYNC	_IOWR('M', 3, struct mlx_rebuild_request)
105 #define MLX_REBUILDSTAT		_IOR('M', 4, struct mlx_rebuild_status)
106 #define MLX_GET_SYSDRIVE	_IOWR('M', 5, int)
107 #define	MLX_GET_CINFO		_IOR('M', 6, struct mlx_cinfo)
108 
109 #endif	/* !_IC_MLXIO_H_ */
110