reactos/subsystems/ntvdm/hardware/keyboard.c

   1 /*
   2  * COPYRIGHT:       GPL - See COPYING in the top level directory
   3  * PROJECT:         ReactOS Virtual DOS Machine
   4  * FILE:            keyboard.c
   5  * PURPOSE:         Keyboard emulation
   6  * PROGRAMMERS:     Aleksandar Andrejevic <theflash AT sdf DOT lonestar DOT org>
   7  */
   8
   9 /* INCLUDES *******************************************************************/
  10
  11 #define NDEBUG
  12
  13 #include "keyboard.h"
  14 #include "ps2.h"
  15
  16 /* PRIVATE VARIABLES **********************************************************/
  17
  18 static BYTE PS2Port = 0;
  19
  20 /* PRIVATE FUNCTIONS **********************************************************/
  21
  22 static VOID WINAPI KeyboardCommand(LPVOID Param, BYTE Command)
  23 {
  24     UNIMPLEMENTED;
  25 }
  26
  27 /* PUBLIC FUNCTIONS ***********************************************************/
  28
  29 VOID KeyboardEventHandler(PKEY_EVENT_RECORD KeyEvent)
  30 {
  31     WORD i;
  32     BYTE ScanCode = (BYTE)KeyEvent->wVirtualScanCode;
  33
  34     /* If this is a key release, set the highest bit in the scan code */
  35     if (!KeyEvent->bKeyDown) ScanCode |= 0x80;
  36
  37     /* Push the scan code into the PS/2 queue */
  38     for (i = 0; i < KeyEvent->wRepeatCount; i++)
  39     {
  40         PS2QueuePush(PS2Port, ScanCode);
  41     }
  42
  43     // PicInterruptRequest(1);
  44 }
  45
  46 BOOLEAN KeyboardInit(BYTE PS2Connector)
  47 {
  48     /* Finish to plug the mouse to the specified PS/2 port */
  49     PS2Port = PS2Connector;
  50     PS2SetDeviceCmdProc(PS2Port, NULL, KeyboardCommand);
  51
  52     return TRUE;
  53 }