8b27ce1a70
This version is from the location specified in the README, modified by bktr2netbsd, to be committed later.
75 lines
2.9 KiB
C
75 lines
2.9 KiB
C
/* $NetBSD: bktr_os.h,v 1.1.1.1 2000/05/07 00:16:18 wiz Exp $ */
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/* FreeBSD: src/sys/dev/bktr/bktr_os.h,v 1.3 2000/04/16 07:50:09 roger Exp */
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/*
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* This is part of the Driver for Video Capture Cards (Frame grabbers)
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* and TV Tuner cards using the Brooktree Bt848, Bt848A, Bt849A, Bt878, Bt879
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* chipset.
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* Copyright Roger Hardiman and Amancio Hasty.
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*
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* bktr_os : This has all the Operating System dependant code.
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*
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*/
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/*
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* 1. Redistributions of source code must retain the
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* Copyright (c) 1997 Amancio Hasty, 1999 Roger Hardiman
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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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* 3. All advertising materials mentioning features or use of this software
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* must display the following acknowledgement:
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* This product includes software developed by Amancio Hasty and
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* Roger Hardiman
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* 4. 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 ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
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* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* 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,
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* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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/******************************/
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/* *** Memory Allocation *** */
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/******************************/
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#if (defined(__FreeBSD__) || defined(__bsdi__))
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vm_offset_t get_bktr_mem( int unit, unsigned size );
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#endif
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#if (defined(__NetBSD__) || defined(__OpenBSD__))
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vm_offset_t get_bktr_mem(bktr_ptr_t, bus_dmamap_t *, unsigned size);
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void free_bktr_mem(bktr_ptr_t, bus_dmamap_t, vm_offset_t);
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#endif
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/************************************/
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/* *** Interrupt Enable/Disable *** */
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/************************************/
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#if defined(__FreeBSD__)
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#define DECLARE_INTR_MASK(s) intrmask_t s
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#define DISABLE_INTR(s) s=spltty()
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#define ENABLE_INTR(s) splx(s)
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#else
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#define DECLARE_INTR_MASK(s) /* no need to declare 's' */
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#define DISABLE_INTR(s) disable_intr()
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#define ENABLE_INTR(s) enable_intr()
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#endif
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