1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3 * 4 * Copyright (c) 2001 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 * $FreeBSD$ 29 */ 30 31 /******************************************************************************** 32 * Control structures exchanged through the GAM interface with userland 33 * management tools. 34 * 35 * The member naming here is consistent with the Linux driver, with which this 36 * interface is basically compatible. 37 */ 38 struct mly_user_command 39 { 40 unsigned char ControllerNumber; 41 union mly_command_packet CommandMailbox; 42 int DataTransferLength; 43 int RequestSenseLength; 44 void *DataTransferBuffer; 45 void *RequestSenseBuffer; 46 int CommandStatus; /* not in the Linux structure */ 47 }; 48 49 #define MLYIO_COMMAND _IOWR('M', 200, struct mly_user_command) 50 51 struct mly_user_health 52 { 53 unsigned char ControllerNumber; 54 void *HealthStatusBuffer; 55 }; 56 57 #define MLYIO_HEALTH _IOW('M', 201, struct mly_user_health) 58 59 /* 60 * Command queue statistics 61 */ 62 63 #define MLYQ_FREE 0 64 #define MLYQ_BUSY 1 65 #define MLYQ_COMPLETE 2 66 #define MLYQ_COUNT 3 67 68 struct mly_qstat 69 { 70 u_int32_t q_length; 71 u_int32_t q_max; 72 }; 73