include/grub/i386/pc/vga.h

   1 /*
   2  *  GRUB  --  GRand Unified Bootloader
   3  *  Copyright (C) 2003,2007,2008  Free Software Foundation, Inc.
   4  *
   5  *  GRUB is free software: you can redistribute it and/or modify
   6  *  it under the terms of the GNU General Public License as published by
   7  *  the Free Software Foundation, either version 3 of the License, or
   8  *  (at your option) any later version.
   9  *
  10  *  GRUB is distributed in the hope that it will be useful,
  11  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  *  GNU General Public License for more details.
  14  *
  15  *  You should have received a copy of the GNU General Public License
  16  *  along with GRUB.  If not, see <http://www.gnu.org/licenses/>.
  17  */
  18
  19 #ifndef GRUB_VGA_MACHINE_HEADER
  20 #define GRUB_VGA_MACHINE_HEADER 1
  21
  22 #include <grub/symbol.h>
  23 #include <grub/machine/memory.h>
  24
  25 /* The VGA (at the beginning of upper memory).  */
  26 #define GRUB_MEMORY_MACHINE_VGA_ADDR            GRUB_MEMORY_MACHINE_UPPER
  27
  28 /* Set the video mode to MODE and return the previous mode.  */
  29 unsigned char EXPORT_FUNC(grub_vga_set_mode) (unsigned char mode);
  30
  31 /* Return a pointer to the ROM font table.  */
  32 unsigned char *EXPORT_FUNC(grub_vga_get_font) (void);
  33
  34 #endif /* ! GRUB_VGA_MACHINE_HEADER */