subsystems/mvdm/ntvdm/hardware/ps2.h

   1 /*
   2  * COPYRIGHT:       GPL - See COPYING in the top level directory
   3  * PROJECT:         ReactOS Virtual DOS Machine
   4  * FILE:            subsystems/mvdm/ntvdm/hardware/ps2.h
   5  * PURPOSE:         PS/2 controller emulation
   6  * PROGRAMMERS:     Aleksandar Andrejevic <theflash AT sdf DOT lonestar DOT org>
   7  *                  Hermes Belusca-Maito (hermes.belusca@sfr.fr)
   8  */
   9
  10 #ifndef _PS2_H_
  11 #define _PS2_H_
  12
  13 /* DEFINES ********************************************************************/
  14
  15 /* I/O Ports */
  16 #define PS2_DATA_PORT       0x60
  17 #define PS2_CONTROL_PORT    0x64
  18
  19 /* Controller Status Register flags */
  20 #define PS2_STAT_OUT_BUF_FULL       (1 << 0)
  21 // #define PS2_STAT_IN_BUF_FULL        (1 << 1)
  22 #define PS2_STAT_SYSTEM             (1 << 2)
  23 #define PS2_STAT_COMMAND            (1 << 3)
  24 #define PS2_STAT_KBD_ENABLE         (1 << 4)    // 0: Locked; 1: Not locked
  25 #define PS2_STAT_AUX_OUT_BUF_FULL   (1 << 5)
  26 #define PS2_STAT_GEN_TIMEOUT        (1 << 6)
  27 #define PS2_STAT_PARITY_ERROR       (1 << 7)
  28
  29 /* Controller Configuration Byte flags */
  30 #define PS2_CONFIG_KBD_INT          (1 << 0)
  31 #define PS2_CONFIG_AUX_INT          (1 << 1)
  32 #define PS2_CONFIG_SYSTEM           (1 << 2)
  33 #define PS2_CONFIG_NO_KEYLOCK       (1 << 3)
  34 #define PS2_CONFIG_KBD_DISABLE      (1 << 4)
  35 #define PS2_CONFIG_AUX_DISABLE      (1 << 5)
  36 // #define PS2_CONFIG_KBD_XLAT         (1 << 6)
  37
  38 /* Output Port flags */
  39 #define PS2_OUT_CPU_NO_RESET        (1 << 0)
  40 #define PS2_OUT_A20_SET             (1 << 1)
  41 #define PS2_OUT_AUX_DATA            (1 << 2)
  42 // #define PS2_OUT_AUX_CLOCK           (1 << 3)
  43 #define PS2_OUT_IRQ01               (1 << 4)
  44 #define PS2_OUT_IRQ12               (1 << 5)
  45 // #define PS2_OUT_KBD_CLOCK           (1 << 6)
  46 #define PS2_OUT_KBD_DATA            (1 << 7)
  47
  48 typedef VOID (WINAPI *PS2_DEVICE_CMDPROC)(LPVOID Param, BYTE Command);
  49
  50 /* FUNCTIONS ******************************************************************/
  51
  52 VOID PS2SetDeviceCmdProc(BYTE PS2Port, LPVOID Param, PS2_DEVICE_CMDPROC DeviceCommand);
  53
  54 BOOLEAN PS2QueuePush(BYTE PS2Port, BYTE Data);
  55 BOOLEAN PS2PortQueueRead(BYTE PS2Port);
  56
  57 BOOLEAN PS2Initialize(VOID);
  58 VOID PS2Cleanup(VOID);
  59
  60 #endif /* _PS2_H_ */