73 lines
2.4 KiB
C
73 lines
2.4 KiB
C
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/*-
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* Copyright (c) 2001 Michael Smith
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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/********************************************************************************
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* Control structures exchanged through the GAM interface with userland
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* management tools.
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*
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* The member naming here is consistent with the Linux driver, with which this
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* interface is basically compatible.
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*/
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struct mly_user_command
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{
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unsigned char ControllerNumber;
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union mly_command_packet CommandMailbox;
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int DataTransferLength;
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int RequestSenseLength;
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void *DataTransferBuffer;
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void *RequestSenseBuffer;
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int CommandStatus; /* not in the Linux structure */
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};
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#define MLYIO_COMMAND _IOWR('M', 200, struct mly_user_command)
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struct mly_user_health
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{
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unsigned char ControllerNumber;
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void *HealthStatusBuffer;
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};
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#define MLYIO_HEALTH _IOW('M', 201, struct mly_user_health)
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/*
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* Command queue statistics
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*/
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#define MLYQ_FREE 0
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#define MLYQ_CCB 1
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#define MLYQ_READY 2
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#define MLYQ_BUSY 3
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#define MLYQ_COMPLETE 4
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#define MLYQ_COUNT 5
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struct mly_qstat
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{
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u_int32_t q_length;
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u_int32_t q_max;
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};
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