include/linux/linux_logo.h

   1 #ifndef _LINUX_LINUX_LOGO_H
   2 #define _LINUX_LINUX_LOGO_H
   3
   4 /*
   5  *  Linux logo to be displayed on boot
   6  *
   7  *  Copyright (C) 1996 Larry Ewing (lewing@isc.tamu.edu)
   8  *  Copyright (C) 1996,1998 Jakub Jelinek (jj@sunsite.mff.cuni.cz)
   9  *  Copyright (C) 2001 Greg Banks <gnb@alphalink.com.au>
  10  *  Copyright (C) 2001 Jan-Benedict Glaw <jbglaw@lug-owl.de>
  11  *  Copyright (C) 2003 Geert Uytterhoeven <geert@linux-m68k.org>
  12  *
  13  *  Serial_console ascii image can be any size,
  14  *  but should contain %s to display the version
  15  */
  16
  17 #include <linux/init.h>
  18
  19
  20 #define LINUX_LOGO_MONO         1       /* monochrome black/white */
  21 #define LINUX_LOGO_VGA16        2       /* 16 colors VGA text palette */
  22 #define LINUX_LOGO_CLUT224      3       /* 224 colors */
  23 #define LINUX_LOGO_GRAY256      4       /* 256 levels grayscale */
  24
  25
  26 struct linux_logo {
  27         int type;                       /* one of LINUX_LOGO_* */
  28         unsigned int width;
  29         unsigned int height;
  30         unsigned int clutsize;          /* LINUX_LOGO_CLUT224 only */
  31         const unsigned char *clut;      /* LINUX_LOGO_CLUT224 only */
  32         const unsigned char *data;
  33 };
  34
  35 extern const struct linux_logo *fb_find_logo(int depth);
  36 #ifdef CONFIG_FB_LOGO_EXTRA
  37 extern void fb_append_extra_logo(const struct linux_logo *logo,
  38                                  unsigned int n);
  39 #else
  40 static inline void fb_append_extra_logo(const struct linux_logo *logo,
  41                                         unsigned int n)
  42 {}
  43 #endif
  44
  45 #endif /* _LINUX_LINUX_LOGO_H */