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1/*
2 * font.h -- `Soft' font definitions
3 *
4 * Created 1995 by Geert Uytterhoeven
5 *
6 * This file is subject to the terms and conditions of the GNU General Public
7 * License. See the file COPYING in the main directory of this archive
8 * for more details.
9 */
10
11#ifndef _VIDEO_FONT_H
12#define _VIDEO_FONT_H
13
14#include <linux/types.h>
15
16struct font_desc {
17 int idx;
18 const char *name;
19 unsigned int width, height;
20 unsigned int charcount;
21 const void *data;
22 int pref;
23};
24
25#define VGA8x8_IDX 0
26#define VGA8x16_IDX 1
27#define PEARL8x8_IDX 2
28#define VGA6x11_IDX 3
29#define FONT7x14_IDX 4
30#define FONT10x18_IDX 5
31#define SUN8x16_IDX 6
32#define SUN12x22_IDX 7
33#define ACORN8x8_IDX 8
34#define MINI4x6_IDX 9
35#define FONT6x10_IDX 10
36#define TER16x32_IDX 11
37#define FONT6x8_IDX 12
38#define TER10x18_IDX 13
39
40extern const struct font_desc font_vga_8x8,
41 font_vga_8x16,
42 font_pearl_8x8,
43 font_vga_6x11,
44 font_7x14,
45 font_10x18,
46 font_sun_8x16,
47 font_sun_12x22,
48 font_acorn_8x8,
49 font_mini_4x6,
50 font_6x10,
51 font_ter_16x32,
52 font_6x8,
53 font_ter_10x18;
54
55/* Find a font with a specific name */
56
57extern const struct font_desc *find_font(const char *name);
58
59/* Get the default font for a specific screen size */
60
61extern const struct font_desc *get_default_font(int xres, int yres,
62 unsigned long *font_w,
63 unsigned long *font_h);
64
65/* Max. length for the name of a predefined font */
66#define MAX_FONT_NAME 32
67
68/* Extra word getters */
69#define REFCOUNT(fd) (((int *)(fd))[-1])
70#define FNTSIZE(fd) (((int *)(fd))[-2])
71#define FNTCHARCNT(fd) (((int *)(fd))[-3])
72#define FNTSUM(fd) (((int *)(fd))[-4])
73
74#define FONT_EXTRA_WORDS 4
75
76struct font_data {
77 unsigned int extra[FONT_EXTRA_WORDS];
78 const unsigned char data[];
79} __packed;
80
81#endif /* _VIDEO_FONT_H */