xref: /freebsd/sys/dev/vt/colors/vt_termcolors.h (revision 0957b409)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3  *
4  * Copyright (c) 2013 The FreeBSD Foundation
5  * All rights reserved.
6  *
7  * This software was developed by Aleksandr Rybalko under sponsorship from the
8  * FreeBSD Foundation.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice, this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
20  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
23  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
25  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
26  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
27  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
28  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
29  * SUCH DAMAGE.
30  *
31  * $FreeBSD$
32  */
33 
34 enum vt_color_format {
35 	COLOR_FORMAT_BW = 0,
36 	COLOR_FORMAT_GRAY,
37 	COLOR_FORMAT_VGA,		/* Color Index. */
38 	COLOR_FORMAT_RGB,
39 	COLOR_FORMAT_ARGB,
40         COLOR_FORMAT_CMYK,
41         COLOR_FORMAT_HSL,
42         COLOR_FORMAT_YUV,
43         COLOR_FORMAT_YCbCr,
44         COLOR_FORMAT_YPbPr,
45 
46         COLOR_FORMAT_MAX = 15,
47 };
48 
49 #define NCOLORS	16
50 
51 /*
52  * Between console's palette and VGA's one:
53  *   - blue and red are swapped (1 <-> 4)
54  *   - yellow and cyan are swapped (3 <-> 6)
55  */
56 static const int cons_to_vga_colors[NCOLORS] = {
57 	0,  4,  2,  6,  1,  5,  3,  7,
58 	8, 12, 10, 14,  9, 13, 11, 15
59 };
60 
61 /* Helper to fill color map used by driver */
62 int vt_generate_cons_palette(uint32_t *palette, int format, uint32_t rmax,
63     int roffset, uint32_t gmax, int goffset, uint32_t bmax, int boffset);
64