73 lines
2.4 KiB
C
73 lines
2.4 KiB
C
/* $NetBSD: videomode.h,v 1.2 2010/05/04 21:17:10 macallan Exp $ */
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/*
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* Copyright (c) 2001, 2002 Bang Jun-Young
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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. 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 WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _DEV_VIDEOMODE_H
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#define _DEV_VIDEOMODE_H
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struct videomode {
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int dot_clock; /* Dot clock frequency in kHz. */
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int hdisplay;
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int hsync_start;
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int hsync_end;
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int htotal;
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int vdisplay;
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int vsync_start;
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int vsync_end;
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int vtotal;
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int flags; /* Video mode flags; see below. */
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const char *name;
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};
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/*
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* Video mode flags.
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*/
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#define VID_PHSYNC 0x0001
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#define VID_NHSYNC 0x0002
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#define VID_PVSYNC 0x0004
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#define VID_NVSYNC 0x0008
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#define VID_INTERLACE 0x0010
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#define VID_DBLSCAN 0x0020
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#define VID_CSYNC 0x0040
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#define VID_PCSYNC 0x0080
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#define VID_NCSYNC 0x0100
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#define VID_HSKEW 0x0200
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#define VID_BCAST 0x0400
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#define VID_PIXMUX 0x1000
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#define VID_DBLCLK 0x2000
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#define VID_CLKDIV2 0x4000
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extern const struct videomode videomode_list[];
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extern const int videomode_count;
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const struct videomode *pick_mode_by_dotclock(int, int, int);
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const struct videomode *pick_mode_by_ref(int, int, int);
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#endif /* _DEV_VIDEOMODE_H */
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