boot/freeldr/freeldr/arch/i386/xboxcons.c

   1 /*
   2  *  FreeLoader
   3  *
   4  *  This program is free software; you can redistribute it and/or modify
   5  *  it under the terms of the GNU General Public License as published by
   6  *  the Free Software Foundation; either version 2 of the License, or
   7  *  (at your option) any later version.
   8  *
   9  *  This program is distributed in the hope that it will be useful,
  10  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  *  GNU General Public License for more details.
  13  *
  14  *  You should have received a copy of the GNU General Public License along
  15  *  with this program; if not, write to the Free Software Foundation, Inc.,
  16  *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  17  */
  18
  19 #include <freeldr.h>
  20
  21 static unsigned CurrentCursorX = 0;
  22 static unsigned CurrentCursorY = 0;
  23 static unsigned CurrentAttr = 0x0f;
  24
  25 VOID
  26 XboxConsPutChar(int c)
  27 {
  28   ULONG Width;
  29   ULONG Height;
  30   ULONG Depth;
  31
  32   if ('\r' == c)
  33     {
  34       CurrentCursorX = 0;
  35     }
  36   else if ('\n' == c)
  37     {
  38       CurrentCursorX = 0;
  39       CurrentCursorY++;
  40     }
  41   else if ('\t' == c)
  42     {
  43       CurrentCursorX = (CurrentCursorX + 8) & ~ 7;
  44     }
  45   else
  46     {
  47       XboxVideoPutChar(c, CurrentAttr, CurrentCursorX, CurrentCursorY);
  48       CurrentCursorX++;
  49     }
  50   XboxVideoGetDisplaySize(&Width, &Height, &Depth);
  51   if (Width <= CurrentCursorX)
  52     {
  53       CurrentCursorX = 0;
  54       CurrentCursorY++;
  55     }
  56 }
  57
  58 BOOLEAN
  59 XboxConsKbHit(VOID)
  60 {
  61   /* No keyboard support yet */
  62   return FALSE;
  63 }
  64
  65 int
  66 XboxConsGetCh(void)
  67 {
  68   /* No keyboard support yet */
  69   while (1)
  70     {
  71       ;
  72     }
  73
  74   return 0;
  75 }
  76
  77 /* EOF */