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/*
* linux/drivers/video/fonts.c -- `Soft' font definitions
*
* Created 1995 by Geert Uytterhoeven
* Rewritten 1998 by Martin Mares <mj@ucw.cz>
*
* 2001 - Documented with DocBook
* - Brad Douglas <brad@neruo.com>
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file COPYING in the main directory of this archive
* for more details.
*/
#include <linux/config.h>
#include <linux/types.h>
#include <linux/string.h>
#if defined(__mc68000__) || defined(CONFIG_APUS)
#include <asm/setup.h>
#endif
#include <video/font.h>
#define NO_FONTS
static struct fbcon_font_desc *fbcon_fonts[] = {
#ifdef CONFIG_FONT_8x8
#undef NO_FONTS
&font_vga_8x8,
#endif
#ifdef CONFIG_FONT_8x16
#undef NO_FONTS
&font_vga_8x16,
#endif
#ifdef CONFIG_FONT_6x11
#if defined(CONFIG_FBCON_MAC) || defined(CONFIG_FB_SBUS)
#undef NO_FONTS
#endif
&font_vga_6x11,
#endif
#ifdef CONFIG_FONT_SUN8x16
#undef NO_FONTS
&font_sun_8x16,
#endif
#ifdef CONFIG_FONT_SUN12x22
#if defined(CONFIG_FB_SBUS) || defined(CONFIG_FBCON_CFB8) || defined(CONFIG_FBCON_CFB16) || defined(CONFIG_FBCON_CFB24) || defined(CONFIG_FBCON_CFB32)
#undef NO_FONTS
#endif
&font_sun_12x22,
#endif
#ifdef CONFIG_FONT_ACORN_8x8
#undef NO_FONTS
&font_acorn_8x8,
#endif
#ifdef CONFIG_FONT_PEARL_8x8
#undef NO_FONTS
&font_pearl_8x8,
#endif
};
#define num_fonts (sizeof(fbcon_fonts)/sizeof(*fbcon_fonts))
#ifdef NO_FONTS
#error No fonts configured.
#endif
/**
* fbcon_find_font - find a font
* @name: string name of a font
*
* Find a specified font with string name @name.
*
* Returns %NULL if no font found, or a pointer to the
* specified font.
*
*/
struct fbcon_font_desc *fbcon_find_font(char *name)
{
unsigned int i;
for (i = 0; i < num_fonts; i++)
if (!strcmp(fbcon_fonts[i]->name, name))
return fbcon_fonts[i];
return NULL;
}
/**
* fbcon_get_default_font - get default font
* @xres: screen size of X
* @yres: screen size of Y
*
* Get the default font for a specified screen size.
* Dimensions are in pixels.
*
* Returns %NULL if no font is found, or a pointer to the
* chosen font.
*
*/
struct fbcon_font_desc *fbcon_get_default_font(int xres, int yres)
{
int i, c, cc;
struct fbcon_font_desc *f, *g;
g = NULL;
cc = -10000;
for(i=0; i<num_fonts; i++) {
f = fbcon_fonts[i];
c = f->pref;
#if defined(__mc68000__) || defined(CONFIG_APUS)
#ifdef CONFIG_FONT_PEARL_8x8
if (MACH_IS_AMIGA && f->idx == PEARL8x8_IDX)
c = 100;
#endif
#ifdef CONFIG_FONT_6x11
if (MACH_IS_MAC && xres < 640 && f->idx == VGA6x11_IDX)
c = 100;
#endif
#endif
if ((yres < 400) == (f->height <= 8))
c += 1000;
if (c > cc) {
cc = c;
g = f;
}
}
return g;
}
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