53 lines
2.1 KiB
C
53 lines
2.1 KiB
C
/*-
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* Data structures and definitions for dealing with the
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* Common Access Method Transport (xpt) layer from peripheral
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* drivers.
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*
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* Copyright (c) 1997 Justin T. Gibbs.
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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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* without modification, immediately at the beginning of the file.
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* 2. The name of the author may not be used to endorse or promote products
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* derived from this software without specific prior written permission.
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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 FOR
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* 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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#ifndef _CAM_CAM_XPT_PERIPH_H
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#define _CAM_CAM_XPT_PERIPH_H 1
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#include <cam/cam_xpt.h>
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/* Functions accessed by the peripheral drivers */
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#ifdef _KERNEL
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void xpt_polled_action(union ccb *ccb);
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union ccb *xpt_alloc_ccb(void);
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union ccb *xpt_alloc_ccb_nowait(void);
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void xpt_free_ccb(union ccb *free_ccb);
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void xpt_release_ccb(union ccb *released_ccb);
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void xpt_schedule(struct cam_periph *perph, u_int32_t new_priority);
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int32_t xpt_add_periph(struct cam_periph *periph);
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void xpt_remove_periph(struct cam_periph *periph);
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void xpt_announce_periph(struct cam_periph *periph,
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char *announce_string);
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#endif
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#endif /* _CAM_CAM_XPT_PERIPH_H */
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