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1/*
2 * `Soft' font definitions
3 *
4 * Created 1995 by Geert Uytterhoeven
5 * Rewritten 1998 by Martin Mares <mj@ucw.cz>
6 *
7 * 2001 - Documented with DocBook
8 * - Brad Douglas <brad@neruo.com>
9 *
10 * This file is subject to the terms and conditions of the GNU General Public
11 * License. See the file COPYING in the main directory of this archive
12 * for more details.
13 */
14
15#include <linux/module.h>
16#include <linux/types.h>
17#include <linux/string.h>
18#if defined(__mc68000__)
19#include <asm/setup.h>
20#endif
21#include <linux/font.h>
22
23static const struct font_desc *fonts[] = {
24#ifdef CONFIG_FONT_8x8
25 &font_vga_8x8,
26#endif
27#ifdef CONFIG_FONT_8x16
28 &font_vga_8x16,
29#endif
30#ifdef CONFIG_FONT_6x11
31 &font_vga_6x11,
32#endif
33#ifdef CONFIG_FONT_7x14
34 &font_7x14,
35#endif
36#ifdef CONFIG_FONT_SUN8x16
37 &font_sun_8x16,
38#endif
39#ifdef CONFIG_FONT_SUN12x22
40 &font_sun_12x22,
41#endif
42#ifdef CONFIG_FONT_10x18
43 &font_10x18,
44#endif
45#ifdef CONFIG_FONT_ACORN_8x8
46 &font_acorn_8x8,
47#endif
48#ifdef CONFIG_FONT_PEARL_8x8
49 &font_pearl_8x8,
50#endif
51#ifdef CONFIG_FONT_MINI_4x6
52 &font_mini_4x6,
53#endif
54#ifdef CONFIG_FONT_6x10
55 &font_6x10,
56#endif
57#ifdef CONFIG_FONT_TER16x32
58 &font_ter_16x32,
59#endif
60#ifdef CONFIG_FONT_6x8
61 &font_6x8,
62#endif
63};
64
65#define num_fonts ARRAY_SIZE(fonts)
66
67#ifdef NO_FONTS
68#error No fonts configured.
69#endif
70
71
72/**
73 * find_font - find a font
74 * @name: string name of a font
75 *
76 * Find a specified font with string name @name.
77 *
78 * Returns %NULL if no font found, or a pointer to the
79 * specified font.
80 *
81 */
82const struct font_desc *find_font(const char *name)
83{
84 unsigned int i;
85
86 BUILD_BUG_ON(!num_fonts);
87 for (i = 0; i < num_fonts; i++)
88 if (!strcmp(fonts[i]->name, name))
89 return fonts[i];
90 return NULL;
91}
92EXPORT_SYMBOL(find_font);
93
94
95/**
96 * get_default_font - get default font
97 * @xres: screen size of X
98 * @yres: screen size of Y
99 * @font_w: bit array of supported widths (1 - 32)
100 * @font_h: bit array of supported heights (1 - 32)
101 *
102 * Get the default font for a specified screen size.
103 * Dimensions are in pixels.
104 *
105 * Returns %NULL if no font is found, or a pointer to the
106 * chosen font.
107 *
108 */
109const struct font_desc *get_default_font(int xres, int yres, u32 font_w,
110 u32 font_h)
111{
112 int i, c, cc, res;
113 const struct font_desc *f, *g;
114
115 g = NULL;
116 cc = -10000;
117 for (i = 0; i < num_fonts; i++) {
118 f = fonts[i];
119 c = f->pref;
120#if defined(__mc68000__)
121#ifdef CONFIG_FONT_PEARL_8x8
122 if (MACH_IS_AMIGA && f->idx == PEARL8x8_IDX)
123 c = 100;
124#endif
125#ifdef CONFIG_FONT_6x11
126 if (MACH_IS_MAC && xres < 640 && f->idx == VGA6x11_IDX)
127 c = 100;
128#endif
129#endif
130 if ((yres < 400) == (f->height <= 8))
131 c += 1000;
132
133 /* prefer a bigger font for high resolution */
134 res = (xres / f->width) * (yres / f->height) / 1000;
135 if (res > 20)
136 c += 20 - res;
137
138 if ((font_w & (1U << (f->width - 1))) &&
139 (font_h & (1U << (f->height - 1))))
140 c += 1000;
141
142 if (c > cc) {
143 cc = c;
144 g = f;
145 }
146 }
147 return g;
148}
149EXPORT_SYMBOL(get_default_font);
150
151MODULE_AUTHOR("James Simmons <jsimmons@users.sf.net>");
152MODULE_DESCRIPTION("Console Fonts");
153MODULE_LICENSE("GPL");
1/*
2 * `Soft' font definitions
3 *
4 * Created 1995 by Geert Uytterhoeven
5 * Rewritten 1998 by Martin Mares <mj@ucw.cz>
6 *
7 * 2001 - Documented with DocBook
8 * - Brad Douglas <brad@neruo.com>
9 *
10 * This file is subject to the terms and conditions of the GNU General Public
11 * License. See the file COPYING in the main directory of this archive
12 * for more details.
13 */
14
15#include <linux/module.h>
16#include <linux/types.h>
17#include <linux/string.h>
18#if defined(__mc68000__)
19#include <asm/setup.h>
20#endif
21#include <linux/font.h>
22
23#define NO_FONTS
24
25static const struct font_desc *fonts[] = {
26#ifdef CONFIG_FONT_8x8
27#undef NO_FONTS
28 &font_vga_8x8,
29#endif
30#ifdef CONFIG_FONT_8x16
31#undef NO_FONTS
32 &font_vga_8x16,
33#endif
34#ifdef CONFIG_FONT_6x11
35#undef NO_FONTS
36 &font_vga_6x11,
37#endif
38#ifdef CONFIG_FONT_7x14
39#undef NO_FONTS
40 &font_7x14,
41#endif
42#ifdef CONFIG_FONT_SUN8x16
43#undef NO_FONTS
44 &font_sun_8x16,
45#endif
46#ifdef CONFIG_FONT_SUN12x22
47#undef NO_FONTS
48 &font_sun_12x22,
49#endif
50#ifdef CONFIG_FONT_10x18
51#undef NO_FONTS
52 &font_10x18,
53#endif
54#ifdef CONFIG_FONT_ACORN_8x8
55#undef NO_FONTS
56 &font_acorn_8x8,
57#endif
58#ifdef CONFIG_FONT_PEARL_8x8
59#undef NO_FONTS
60 &font_pearl_8x8,
61#endif
62#ifdef CONFIG_FONT_MINI_4x6
63#undef NO_FONTS
64 &font_mini_4x6,
65#endif
66#ifdef CONFIG_FONT_6x10
67#undef NO_FONTS
68 &font_6x10,
69#endif
70};
71
72#define num_fonts ARRAY_SIZE(fonts)
73
74#ifdef NO_FONTS
75#error No fonts configured.
76#endif
77
78
79/**
80 * find_font - find a font
81 * @name: string name of a font
82 *
83 * Find a specified font with string name @name.
84 *
85 * Returns %NULL if no font found, or a pointer to the
86 * specified font.
87 *
88 */
89
90const struct font_desc *find_font(const char *name)
91{
92 unsigned int i;
93
94 for (i = 0; i < num_fonts; i++)
95 if (!strcmp(fonts[i]->name, name))
96 return fonts[i];
97 return NULL;
98}
99
100
101/**
102 * get_default_font - get default font
103 * @xres: screen size of X
104 * @yres: screen size of Y
105 * @font_w: bit array of supported widths (1 - 32)
106 * @font_h: bit array of supported heights (1 - 32)
107 *
108 * Get the default font for a specified screen size.
109 * Dimensions are in pixels.
110 *
111 * Returns %NULL if no font is found, or a pointer to the
112 * chosen font.
113 *
114 */
115
116const struct font_desc *get_default_font(int xres, int yres, u32 font_w,
117 u32 font_h)
118{
119 int i, c, cc;
120 const struct font_desc *f, *g;
121
122 g = NULL;
123 cc = -10000;
124 for(i=0; i<num_fonts; i++) {
125 f = fonts[i];
126 c = f->pref;
127#if defined(__mc68000__)
128#ifdef CONFIG_FONT_PEARL_8x8
129 if (MACH_IS_AMIGA && f->idx == PEARL8x8_IDX)
130 c = 100;
131#endif
132#ifdef CONFIG_FONT_6x11
133 if (MACH_IS_MAC && xres < 640 && f->idx == VGA6x11_IDX)
134 c = 100;
135#endif
136#endif
137 if ((yres < 400) == (f->height <= 8))
138 c += 1000;
139
140 if ((font_w & (1 << (f->width - 1))) &&
141 (font_h & (1 << (f->height - 1))))
142 c += 1000;
143
144 if (c > cc) {
145 cc = c;
146 g = f;
147 }
148 }
149 return g;
150}
151
152EXPORT_SYMBOL(find_font);
153EXPORT_SYMBOL(get_default_font);
154
155MODULE_AUTHOR("James Simmons <jsimmons@users.sf.net>");
156MODULE_DESCRIPTION("Console Fonts");
157MODULE_LICENSE("GPL");