drivers/input/keyboard/keyboard.h

   1 #ifndef _KEYBOARD_H_
   2 #define _KEYBOARD_H_
   3 #include <ddk/ntddkbd.h>
   4 #include <ddk/ntdd8042.h>
   5
   6
   7 /*-----------------------------------------------------
   8  *  DeviceExtension
   9  * --------------------------------------------------*/
  10 typedef struct _DEVICE_EXTENSION
  11 {
  12
  13         PI8042_KEYBOARD_INITIALIZATION_ROUTINE InitializationHookCallback;
  14     PI8042_KEYBOARD_ISR IsrHookCallback;
  15     PVOID HookContext;
  16
  17 } DEVICE_EXTENSION, *PDEVICE_EXTENSION;
  18
  19 /*
  20  * Some defines
  21  */
  22
  23 #define KEYBOARD_IRQ       1
  24 #define KBD_BUFFER_SIZE    32
  25 #define KBD_WRAP_MASK      0x1F
  26
  27 #define disable()          __asm__("cli\n\t")
  28 #define enable()           __asm__("sti\n\t")
  29
  30 #define ALT_PRESSED                     (LEFT_ALT_PRESSED | RIGHT_ALT_PRESSED)
  31 #define CTRL_PRESSED                    (LEFT_CTRL_PRESSED | RIGHT_CTRL_PRESSED)
  32
  33
  34 /*
  35  * Keyboard controller ports
  36  */
  37
  38 #define KBD_DATA_PORT      0x60
  39 #define KBD_CTRL_PORT      0x64
  40
  41
  42 /*
  43  * Controller commands
  44  */
  45
  46 #define KBD_READ_MODE      0x20
  47 #define KBD_WRITE_MODE     0x60
  48 #define KBD_SELF_TEST      0xAA
  49 #define KBD_LINE_TEST      0xAB
  50 #define KBD_CTRL_ENABLE    0xAE
  51
  52 /*
  53  * Keyboard commands
  54  */
  55
  56 #define KBD_ENABLE         0xF4
  57 #define KBD_DISABLE        0xF5
  58 #define KBD_RESET          0xFF
  59
  60
  61 /*
  62  * Keyboard responces
  63  */
  64
  65 #define KBD_ACK            0xFA
  66 #define KBD_BATCC          0xAA
  67
  68
  69 /*
  70  * Controller status register bits
  71  */
  72
  73 #define KBD_OBF            0x01
  74 #define KBD_IBF            0x02
  75 #define KBD_GTO            0x40
  76 #define KBD_PERR           0x80
  77
  78
  79 /*
  80  * LED bits
  81  */
  82
  83 #define KBD_LED_SCROLL     0x01
  84 #define KBD_LED_NUM        0x02
  85 #define KBD_LED_CAPS       0x04
  86
  87 #endif // _KEYBOARD_H_