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43 lines
1.0 KiB
C
43 lines
1.0 KiB
C
#ifndef KEYBOARD_KEYBOARD_H
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#define KEYBOARD_KEYBOARD_H
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#include <interrupt/idt.h>
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#include <interrupt/pic.h>
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#include <keyboard/keys.h>
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#include <memory/addresses.h>
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#include <stdio.h>
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#include <stdbool.h>
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typedef struct {
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char character;
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bool shift;
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} keyboardState_t;
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keyboardState_t* keyboard = (keyboardState_t*)KEYBOARD_STATE_LOC;
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__attribute__ ((interrupt))
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void keyboardHandler(intFrame_t* iframe) { // TODO: Make this better and be able to read multi-byte scancode
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uint8_t scancode = inb(0x60);
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char c = US_Keyboard[keyboard->shift][scancode];
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if (scancode == LEFT_SHIFT_PRESS || scancode == RIGHT_SHIFT_PRESS) {
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keyboard->shift = true;
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} else if (scancode == LEFT_SHIFT_RELEASE || scancode == RIGHT_SHIFT_RELEASE) {
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keyboard->shift = false;
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}
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if (scancode & 0x80) { // Keyup
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} else if (c != '\0') {
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keyboard->character = c;
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}
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sendPicEOI(1);
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}
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void setupKeyboard() {
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idtSetGate(0x21, keyboardHandler, INT_GATE_FLAGS);
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unsetIrqMask(1);
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}
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#endif
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