71 lines
3.0 KiB
C
71 lines
3.0 KiB
C
/* $NetBSD: video_subr.h,v 1.3 2005/02/27 00:26:59 perry Exp $ */
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/*-
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* Copyright (c) 2000 The NetBSD Foundation, Inc.
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* All rights reserved.
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*
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* This code is derived from software contributed to The NetBSD Foundation
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* by UCHIYAMA Yasushi.
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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 the NetBSD
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* Foundation, Inc. and its contributors.
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* 4. Neither the name of The NetBSD Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
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* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE 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 IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN 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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#define LEGAL_CLUT_INDEX(x) ((x) >= 0 && (x) <= 255)
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#define RGB24(r, g, b) ((((r) << 16) & 0x00ff0000) | \
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(((g) << 8) & 0x0000ff00) | \
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(((b)) & 0x000000ff))
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int cmap_work_alloc(u_int8_t **, u_int8_t **, u_int8_t **, u_int32_t **, int);
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void cmap_work_free(u_int8_t *, u_int8_t *, u_int8_t *, u_int32_t *);
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void rgb24_compose(u_int32_t *, u_int8_t *, u_int8_t *, u_int8_t *, int);
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void rgb24_decompose(u_int32_t *, u_int8_t *, u_int8_t *, u_int8_t *, int);
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/* debug function */
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struct video_chip;
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struct video_chip {
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void *vc_v; /* CPU/chipset dependent goo */
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vaddr_t vc_fbvaddr;
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paddr_t vc_fbpaddr;
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size_t vc_fbsize;
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int vc_fbdepth;
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int vc_fbwidth;
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int vc_fbheight;
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int vc_reverse;
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void (*vc_drawline)(struct video_chip *, int, int, int, int);
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void (*vc_drawdot)(struct video_chip *, int, int);
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};
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void video_attach_drawfunc(struct video_chip *);
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void video_line(struct video_chip *, int, int, int, int);
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void video_dot(struct video_chip *, int, int);
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void video_calibration_pattern(struct video_chip *);
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int video_reverse_color(void);
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