include/grub/at_keyboard.h

   1 /*
   2  *  GRUB  --  GRand Unified Bootloader
   3  *  Copyright (C) 2007,2008,2009  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_AT_KEYBOARD_HEADER
  20 #define GRUB_AT_KEYBOARD_HEADER 1
  21
  22 #define SHIFT_L         0x2a
  23 #define SHIFT_R         0x36
  24 #define CTRL            0x1d
  25 #define ALT             0x38
  26 #define CAPS_LOCK       0x3a
  27 #define NUM_LOCK        0x45
  28 #define SCROLL_LOCK     0x46
  29
  30 /* Used for sending commands to the controller.  */
  31 #define KEYBOARD_COMMAND_ISREADY(x)     !((x) & 0x02)
  32 #define KEYBOARD_COMMAND_READ           0x20
  33 #define KEYBOARD_COMMAND_WRITE          0x60
  34 #define KEYBOARD_COMMAND_REBOOT         0xfe
  35
  36 #define KEYBOARD_SCANCODE_SET1          0x40
  37
  38 #define KEYBOARD_ISMAKE(x)      !((x) & 0x80)
  39 #define KEYBOARD_ISREADY(x)     ((x) & 0x01)
  40 #define KEYBOARD_SCANCODE(x)    ((x) & 0x7f)
  41
  42 #ifdef GRUB_MACHINE_IEEE1275
  43 #define OLPC_UP         GRUB_TERM_UP
  44 #define OLPC_DOWN       GRUB_TERM_DOWN
  45 #define OLPC_LEFT       GRUB_TERM_LEFT
  46 #define OLPC_RIGHT      GRUB_TERM_RIGHT
  47 #else
  48 #define OLPC_UP         '\0'
  49 #define OLPC_DOWN       '\0'
  50 #define OLPC_LEFT       '\0'
  51 #define OLPC_RIGHT      '\0'
  52 #endif
  53
  54 #endif