60 lines
2.4 KiB
C
60 lines
2.4 KiB
C
/* $NetBSD: video.h,v 1.3 2008/04/28 20:23:27 martin Exp $ */
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/*
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* Copyright (c) 2007 The NetBSD Foundation, Inc.
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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 NETBSD FOUNDATION, INC. AND
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* CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
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* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY
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* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
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* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
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* IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
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* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _CPU_VIDEO_H_
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#define _CPU_VIDEO_H_
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#include <sys/types.h>
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struct mac68k_video {
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/* From Booter via locore */
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vaddr_t mv_kvaddr; /* Address used in kernel for video */
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size_t mv_stride; /* Length of row in video RAM */
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size_t mv_depth; /* Number of bits per pixel */
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size_t mv_width; /* Framebuffer width */
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size_t mv_height; /* Framebuffer height */
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/*
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* Values for IIvx-like internal video
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* -- should be zero if it is not used (usual case).
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*
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* XXX This doesn't seem to hold true nowadays. It seems that
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* these fields are accessed from many places and they are
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* non-zero of machines with non-internal video. They should also
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* have better names to clarify, e.g, why we need mv_log and
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* mv_kvaddr (do we need to have these two?) -- jmmv 20070829
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*/
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vaddr_t mv_log; /* logical addr */
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paddr_t mv_phys; /* physical addr */
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size_t mv_len; /* mem length */
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};
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extern struct mac68k_video mac68k_video;
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#endif /* _CPU_VIDEO_H_ */
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