xref: /freebsd/sys/dev/mlx/mlxio.h (revision 95ee2897e98f5d444f26ed2334cc7c439f9c16c6)
11ac4b82bSMike Smith /*-
2*4d846d26SWarner Losh  * SPDX-License-Identifier: BSD-2-Clause
3718cf2ccSPedro F. Giffuni  *
41ac4b82bSMike Smith  * Copyright (c) 1999 Michael Smith
51ac4b82bSMike Smith  * All rights reserved.
61ac4b82bSMike Smith  *
71ac4b82bSMike Smith  * Redistribution and use in source and binary forms, with or without
81ac4b82bSMike Smith  * modification, are permitted provided that the following conditions
91ac4b82bSMike Smith  * are met:
101ac4b82bSMike Smith  * 1. Redistributions of source code must retain the above copyright
111ac4b82bSMike Smith  *    notice, this list of conditions and the following disclaimer.
121ac4b82bSMike Smith  * 2. Redistributions in binary form must reproduce the above copyright
131ac4b82bSMike Smith  *    notice, this list of conditions and the following disclaimer in the
141ac4b82bSMike Smith  *    documentation and/or other materials provided with the distribution.
151ac4b82bSMike Smith  *
161ac4b82bSMike Smith  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
171ac4b82bSMike Smith  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
181ac4b82bSMike Smith  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
191ac4b82bSMike Smith  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
201ac4b82bSMike Smith  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
211ac4b82bSMike Smith  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
221ac4b82bSMike Smith  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
231ac4b82bSMike Smith  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
241ac4b82bSMike Smith  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
251ac4b82bSMike Smith  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
261ac4b82bSMike Smith  * SUCH DAMAGE.
271ac4b82bSMike Smith  */
281ac4b82bSMike Smith 
291ac4b82bSMike Smith #include <sys/ioccom.h>
301ac4b82bSMike Smith 
311ac4b82bSMike Smith /*
321ac4b82bSMike Smith  * System Disk ioctls
331ac4b82bSMike Smith  */
341ac4b82bSMike Smith 
35421f2f7dSMike Smith /* system disk status values */
361ac4b82bSMike Smith #define MLX_SYSD_ONLINE		0x03
371ac4b82bSMike Smith #define MLX_SYSD_CRITICAL	0x04
381ac4b82bSMike Smith #define MLX_SYSD_OFFLINE	0xff
391ac4b82bSMike Smith 
40421f2f7dSMike Smith #define MLXD_STATUS		_IOR ('M', 100, int)
41421f2f7dSMike Smith #define MLXD_CHECKASYNC		_IOR ('M', 101, int)	/* command result returned in argument */
42421f2f7dSMike Smith 
431ac4b82bSMike Smith /*
441ac4b82bSMike Smith  * Controller ioctls
451ac4b82bSMike Smith  */
461ac4b82bSMike Smith struct mlx_pause
471ac4b82bSMike Smith {
481ac4b82bSMike Smith     int		mp_which;
491ac4b82bSMike Smith #define MLX_PAUSE_ALL		0xff
501ac4b82bSMike Smith #define MLX_PAUSE_CANCEL	0x00
511ac4b82bSMike Smith     int		mp_when;
521ac4b82bSMike Smith     int		mp_howlong;
531ac4b82bSMike Smith };
541ac4b82bSMike Smith 
551ac4b82bSMike Smith struct mlx_usercommand
561ac4b82bSMike Smith {
571ac4b82bSMike Smith     /* data buffer */
581ac4b82bSMike Smith     size_t	mu_datasize;	/* size of databuffer */
591ac4b82bSMike Smith     void	*mu_buf;	/* address in userspace of databuffer */
601ac4b82bSMike Smith     int		mu_bufptr;	/* offset into command mailbox to place databuffer address */
611ac4b82bSMike Smith 
621ac4b82bSMike Smith     /* command */
631ac4b82bSMike Smith     u_int16_t	mu_status;	/* command status returned */
641ac4b82bSMike Smith     u_int8_t	mu_command[16];	/* command mailbox contents */
65da8bb3a3SMike Smith 
66da8bb3a3SMike Smith     /* wrapper */
67da8bb3a3SMike Smith     int		mu_error;	/* result of submission to driver */
68da8bb3a3SMike Smith 
691ac4b82bSMike Smith };
701ac4b82bSMike Smith 
71421f2f7dSMike Smith struct mlx_rebuild_request
72421f2f7dSMike Smith {
73421f2f7dSMike Smith     int		rr_channel;
74421f2f7dSMike Smith     int		rr_target;
75421f2f7dSMike Smith     int		rr_status;
76421f2f7dSMike Smith };
77421f2f7dSMike Smith 
78421f2f7dSMike Smith struct mlx_rebuild_status
79421f2f7dSMike Smith {
80421f2f7dSMike Smith     u_int16_t	rs_code;
81421f2f7dSMike Smith #define MLX_REBUILDSTAT_REBUILDCHECK	0x0000
82421f2f7dSMike Smith #define MLX_REBUILDSTAT_ADDCAPACITY	0x0400
83421f2f7dSMike Smith #define MLX_REBUILDSTAT_ADDCAPACITYINIT	0x0500
84421f2f7dSMike Smith #define MLX_REBUILDSTAT_IDLE		0xffff
85421f2f7dSMike Smith     u_int16_t	rs_drive;
86421f2f7dSMike Smith     int		rs_size;
87421f2f7dSMike Smith     int		rs_remaining;
88421f2f7dSMike Smith };
89421f2f7dSMike Smith 
901ac4b82bSMike Smith #define MLX_NEXT_CHILD		_IOWR('M', 0, int)
911ac4b82bSMike Smith #define MLX_RESCAN_DRIVES	_IO  ('M', 1)
921ac4b82bSMike Smith #define MLX_DETACH_DRIVE	_IOW ('M', 2, int)
931ac4b82bSMike Smith #define MLX_PAUSE_CHANNEL	_IOW ('M', 3, struct mlx_pause)
941ac4b82bSMike Smith #define MLX_COMMAND		_IOWR('M', 4, struct mlx_usercommand)
95421f2f7dSMike Smith #define MLX_REBUILDASYNC	_IOWR('M', 5, struct mlx_rebuild_request)
96421f2f7dSMike Smith #define MLX_REBUILDSTAT		_IOR ('M', 6, struct mlx_rebuild_status)
97421f2f7dSMike Smith #define MLX_GET_SYSDRIVE	_IOWR('M', 7, int)
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