2021-09-14 18:46:50 +03:00

173 lines
6.7 KiB
C

#ifndef __KEYBOARD_H
#define __KEYBOARD_H
#include <regs.h>
#define KeyboardKeyModifierLeftShift 0x81 // 1000 0001
#define KeyboardKeyModifierRightShift 0x82 // 1000 0010
#define KeyboardKeyModifierLeftAlt 0x84 // 1000 0100
#define KeyboardKeyModifierRightAlt 0x88 // 1000 1000
#define KeyboardKeyModifierLeftCtrl 0x90 // 1001 0000
#define KeyboardKeyModifierRightCtrl 0xA0 // 1010 0000
#define KeyboardKeyFakeShift 0xC0 // 1100 0000
#define KeyboardLightScroll 0xF1 // 1111 0001
#define KeyboardLightNum 0xF2 // 1111 0010
#define KeyboardLightCaps 0xF4 // 1111 0100
enum KeyboardKeys {
KeyboardKeyPause = 0x00,
KeyboardKeyF9 = 0x01,
KeyboardKeyF7 = 0x02,
KeyboardKeyF5 = 0X03,
KeyboardKeyF3 = 0x04,
KeyboardKeyF1 = 0x05,
KeyboardKeyF2 = 0x06,
KeyboardKeyF12 = 0x07,
KeyboardKeyPrintScreen = 0x08,
KeyboardKeyF10 = 0x09,
KeyboardKeyF8 = 0x0A,
KeyboardKeyF6 = 0x0B,
KeyboardKeyF4 = 0x0C,
KeyboardKeyTab = 0x0D,
KeyboardKeyTilda = 0x0E,
KeyboardKeyQ = 0x15,
KeyboardKey1 = 0x16,
KeyboardKeyZ = 0x1A,
KeyboardKeyS = 0x1B,
KeyboardKeyA = 0x1C,
KeyboardKeyW = 0x1D,
KeyboardKey2 = 0x1E,
KeyboardKeyLeftWin = 0x1F,
KeyboardKeyC = 0x21,
KeyboardKeyX = 0x22,
KeyboardKeyD = 0x23,
KeyboardKeyE = 0x24,
KeyboardKey4 = 0x25,
KeyboardKey3 = 0x26,
KeyboardKeyRightWin = 0x27,
KeyboardKeySpace = 0x29,
KeyboardKeyV = 0x2A,
KeyboardKeyF = 0x2B,
KeyboardKeyT = 0x2C,
KeyboardKeyR = 0x2D,
KeyboardKey5 = 0x2E,
KeyboardKeyMenu = 0x2F,
KeyboardKeyN = 0x31,
KeyboardKeyB = 0x32,
KeyboardKeyH = 0x33,
KeyboardKeyG = 0x34,
KeyboardKeyY = 0x35,
KeyboardKey6 = 0x36,
KeyboardKeyM = 0x3A,
KeyboardKeyJ = 0x3B,
KeyboardKeyU = 0x3C,
KeyboardKey7 = 0x3D,
KeyboardKey8 = 0x3E,
KeyboardKeyComma = 0x41,
KeyboardKeyK = 0x42,
KeyboardKeyI = 0x43,
KeyboardKeyO = 0x44,
KeyboardKey0 = 0x45,
KeyboardKey9 = 0x46,
KeyboardKeyPeriod = 0x49,
KeyboardKeySlash = 0x4A,
KeyboardKeyL = 0x4B,
KeyboardKeySemicolon = 0x4C,
KeyboardKeyP = 0x4D,
KeyboardKeyDash = 0x4E,
KeyboardKeyApostrophe = 0x52,
KeyboardKeyLeftBracket = 0x54,
KeyboardKeyEqual = 0x55,
KeyboardKeyNumpadEnter = 0x59,
KeyboardKeyReturn = 0x5A,
KeyboardKeyRightBracket = 0x5B,
KeyboardKeyBackSlash = 0x5D,
KeyboardKeyEnd = 0x5E,
KeyboardKeyLeft = 0x5F,
KeyboardKeyHome = 0x60,
KeyboardKeyInsert = 0x61,
KeyboardKeyDelete = 0x62,
KeyboardKeyDown = 0x63,
KeyboardKeyRight = 0x64,
KeyboardKeyUp = 0x65,
KeyboardKeyBackspace = 0x66,
KeyboardKeyPageDown = 0x67,
KeyboardKeyPageUp = 0x68,
KeyboardKeyNumpad1 = 0x69,
KeyboardKeyNumpadSlash = 0x6A,
KeyboardKeyNumpad4 = 0x6B,
KeyboardKeyNumpad7 = 0x6C,
KeyboardKeyNumpad0 = 0x70,
KeyboardKeyNumpadColon = 0x71,
KeyboardKeyNumpad2 = 0x72,
KeyboardKeyNumpad5 = 0x73,
KeyboardKeyNumpad6 = 0x74,
KeyboardKeyNumpad8 = 0x75,
KeyboardKeyEscape = 0x76,
KeyboardKeyF11 = 0x78,
KeyboardKeyNumpadPlus = 0x79,
KeyboardKeyNumpad3 = 0x7A,
KeyboardKeyNumpadMinus = 0x7B,
KeyboardKeyNumpadAsterisk = 0x7C,
KeyboardKeyNumpad9 = 0x7D
};
typedef struct {
unsigned char ModifierStatus;
unsigned char Lights;
unsigned char Scancode;
unsigned char Character;
} KeyboardKey;
extern void KeyboardSetKey(unsigned char scancode, unsigned char val);
extern unsigned char KeyIsPressed(unsigned char scancode);
extern void i86_KeyboardHandler(ISR_stack_regs *r);
extern KeyboardKey GetKey();
/**\n
Sets the repeat rate/delay\n
\n\Delay:
Values for inter-character delay (bits 4-0)\n
(characters per second; default is 10.9)\n
| 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 \n
----+----+----+----+----+----+----+----+----\n
0 |30.0|26.7|24.0|21.8|20.0|18.5|17.1|16.0\n
8 |15.0|13.3|12.0|10.9|10.0|9.2 |8.6 |8.0\n
16 |7.5 |6.7 |6.0 |5.5 |5.0 |4.6 |4.3 |4.0\n
24 |3.7 |3.3 |3.0 |2.7 |2.5 |2.3 |2.1 |2.0\n
\n
Values for delay:\n
(miliseconds; default is 500)\n
0 | 1 | 2 | 3\n
-----+-----+-----+-----\n
250 | 500 | 750 | 1000\n \n*/
extern void KeyboardSetRepeatRate(unsigned char rate, unsigned char delay);
/***************************************
* Set keyboard LEDs *
***************************************
+-----------+-------+-------+--------+
| Bits 7-3 | Bit 2 | Bit 1 | Bit 0 |
| 0 | Caps | Num | Scroll |
|(reserved) | lock | lock | lock |
+-----------+-------+-------+--------+
***************************************/
extern void KeyboardSetLEDs(unsigned char status);
/***************************************
* Set scancode set *
***************************************
0 Get current scancode set
1 Set to scancode set 1
2 Set to scancode set 2
3 Set to scancode set 3
***************************************/
extern void KeyboardSetScancodeSet(unsigned char set);
extern void KeyboardWaitInput();
extern void KeyboardWaitOutput();
extern void KeyboardInstallA();
extern void KeyboardInstallB();
#endif