^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 1) /*
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 2) * `Soft' font definitions
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 3) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 4) * Created 1995 by Geert Uytterhoeven
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 5) * Rewritten 1998 by Martin Mares <mj@ucw.cz>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 6) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 7) * 2001 - Documented with DocBook
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 8) * - Brad Douglas <brad@neruo.com>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 9) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 10) * This file is subject to the terms and conditions of the GNU General Public
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 11) * License. See the file COPYING in the main directory of this archive
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 12) * for more details.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 13) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 14)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 15) #include <linux/module.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 16) #include <linux/types.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 17) #include <linux/string.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 18) #if defined(__mc68000__)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 19) #include <asm/setup.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 20) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 21) #include <linux/font.h>
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 22)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 23) static const struct font_desc *fonts[] = {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 24) #ifdef CONFIG_FONT_8x8
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 25) &font_vga_8x8,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 26) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 27) #ifdef CONFIG_FONT_8x16
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 28) &font_vga_8x16,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 29) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 30) #ifdef CONFIG_FONT_6x11
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 31) &font_vga_6x11,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 32) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 33) #ifdef CONFIG_FONT_7x14
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 34) &font_7x14,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 35) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 36) #ifdef CONFIG_FONT_SUN8x16
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 37) &font_sun_8x16,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 38) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 39) #ifdef CONFIG_FONT_SUN12x22
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 40) &font_sun_12x22,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 41) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 42) #ifdef CONFIG_FONT_10x18
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 43) &font_10x18,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 44) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 45) #ifdef CONFIG_FONT_ACORN_8x8
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 46) &font_acorn_8x8,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 47) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 48) #ifdef CONFIG_FONT_PEARL_8x8
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 49) &font_pearl_8x8,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 50) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 51) #ifdef CONFIG_FONT_MINI_4x6
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 52) &font_mini_4x6,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 53) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 54) #ifdef CONFIG_FONT_6x10
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 55) &font_6x10,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 56) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 57) #ifdef CONFIG_FONT_TER16x32
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 58) &font_ter_16x32,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 59) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 60) #ifdef CONFIG_FONT_6x8
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 61) &font_6x8,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 62) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 63) };
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 64)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 65) #define num_fonts ARRAY_SIZE(fonts)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 66)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 67) #ifdef NO_FONTS
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 68) #error No fonts configured.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 69) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 70)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 71)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 72) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 73) * find_font - find a font
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 74) * @name: string name of a font
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 75) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 76) * Find a specified font with string name @name.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 77) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 78) * Returns %NULL if no font found, or a pointer to the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 79) * specified font.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 80) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 81) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 82) const struct font_desc *find_font(const char *name)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 83) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 84) unsigned int i;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 85)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 86) BUILD_BUG_ON(!num_fonts);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 87) for (i = 0; i < num_fonts; i++)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 88) if (!strcmp(fonts[i]->name, name))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 89) return fonts[i];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 90) return NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 91) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 92) EXPORT_SYMBOL(find_font);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 93)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 94)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 95) /**
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 96) * get_default_font - get default font
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 97) * @xres: screen size of X
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 98) * @yres: screen size of Y
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 99) * @font_w: bit array of supported widths (1 - 32)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 100) * @font_h: bit array of supported heights (1 - 32)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 101) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 102) * Get the default font for a specified screen size.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 103) * Dimensions are in pixels.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 104) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 105) * Returns %NULL if no font is found, or a pointer to the
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 106) * chosen font.
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 107) *
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 108) */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 109) const struct font_desc *get_default_font(int xres, int yres, u32 font_w,
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 110) u32 font_h)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 111) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 112) int i, c, cc, res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 113) const struct font_desc *f, *g;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 114)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 115) g = NULL;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 116) cc = -10000;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 117) for (i = 0; i < num_fonts; i++) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 118) f = fonts[i];
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 119) c = f->pref;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 120) #if defined(__mc68000__)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 121) #ifdef CONFIG_FONT_PEARL_8x8
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 122) if (MACH_IS_AMIGA && f->idx == PEARL8x8_IDX)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 123) c = 100;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 124) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 125) #ifdef CONFIG_FONT_6x11
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 126) if (MACH_IS_MAC && xres < 640 && f->idx == VGA6x11_IDX)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 127) c = 100;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 128) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 129) #endif
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 130) if ((yres < 400) == (f->height <= 8))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 131) c += 1000;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 132)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 133) /* prefer a bigger font for high resolution */
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 134) res = (xres / f->width) * (yres / f->height) / 1000;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 135) if (res > 20)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 136) c += 20 - res;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 137)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 138) if ((font_w & (1 << (f->width - 1))) &&
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 139) (font_h & (1 << (f->height - 1))))
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 140) c += 1000;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 141)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 142) if (c > cc) {
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 143) cc = c;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 144) g = f;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 145) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 146) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 147) return g;
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 148) }
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 149) EXPORT_SYMBOL(get_default_font);
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 150)
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 151) MODULE_AUTHOR("James Simmons <jsimmons@users.sf.net>");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 152) MODULE_DESCRIPTION("Console Fonts");
^8f3ce5b39 (kx 2023-10-28 12:00:06 +0300 153) MODULE_LICENSE("GPL");
Orange Pi5 kernel
Deprecated Linux kernel 5.10.110 for OrangePi 5/5B/5+ boards
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