reactos/drivers/dd/keyboard/keyboard.h

   1 /*
   2  * Some defines
   3  */
   4
   5 #define KEYBOARD_IRQ       1
   6 #define KBD_BUFFER_SIZE    32
   7 #define KBD_WRAP_MASK      0x1F
   8
   9 #define disable()          __asm__("cli\n\t")
  10 #define enable()           __asm__("sti\n\t")
  11
  12 #define ALT_PRESSED                     (LEFT_ALT_PRESSED | RIGHT_ALT_PRESSED)
  13 #define CTRL_PRESSED                    (LEFT_CTRL_PRESSED | RIGHT_CTRL_PRESSED)
  14
  15
  16 /*
  17  * Keyboard controller ports
  18  */
  19
  20 #define KBD_DATA_PORT      0x60
  21 #define KBD_CTRL_PORT      0x64
  22
  23
  24 /*
  25  * Controller commands
  26  */
  27
  28 #define KBD_READ_MODE      0x20
  29 #define KBD_WRITE_MODE     0x60
  30 #define KBD_SELF_TEST      0xAA
  31 #define KBD_LINE_TEST      0xAB
  32 #define KBD_CTRL_ENABLE    0xAE
  33
  34 /*
  35  * Keyboard commands
  36  */
  37
  38 #define KBD_ENABLE         0xF4
  39 #define KBD_DISABLE        0xF5
  40 #define KBD_RESET          0xFF
  41
  42
  43 /*
  44  * Keyboard responces
  45  */
  46
  47 #define KBD_ACK            0xFA
  48 #define KBD_BATCC          0xAA
  49
  50
  51 /*
  52  * Controller status register bits
  53  */
  54
  55 #define KBD_OBF            0x01
  56 #define KBD_IBF            0x02
  57 #define KBD_GTO            0x40
  58 #define KBD_PERR           0x80
  59
  60
  61 /*
  62  * LED bits
  63  */
  64
  65 #define KBD_LED_SCROLL     0x01
  66 #define KBD_LED_NUM        0x02
  67 #define KBD_LED_CAPS       0x04