root / lab3 / keyboard.h @ 347
History | View | Annotate | Download (1.08 KB)
| 1 |
/**
|
|---|---|
| 2 |
* This file concerns everything related to the keyboard
|
| 3 |
*/
|
| 4 |
|
| 5 |
#ifndef KEYBOARD_H_INCLUDED
|
| 6 |
#define KEYBOARD_H_INCLUDED
|
| 7 |
|
| 8 |
/**
|
| 9 |
* @brief Subscribes KBC Interrupts and disables Minix Default Keyboard IH
|
| 10 |
* @param interrupt_bit Bit of Interrupt Vector that will be set when KBC Interrupt is pending
|
| 11 |
* @param interrupt_id KBC Interrupt ID to specify the KBC Interrupt in other calls
|
| 12 |
* @return Whether operation was sucessful or not
|
| 13 |
*/
|
| 14 |
int (subscribe_keyboard_interrupt)(uint8_t interrupt_bit, int *interrupt_id); |
| 15 |
|
| 16 |
uint8_t scancode[2];
|
| 17 |
int keyboard_done;
|
| 18 |
int scancode_sz;
|
| 19 |
int got_error_keyboard;
|
| 20 |
|
| 21 |
/**
|
| 22 |
* @brief KBC Interrupt Handler
|
| 23 |
*/
|
| 24 |
void (kbc_ih)(void); |
| 25 |
|
| 26 |
/**
|
| 27 |
* @brief High-level function that polls keyboard for scancode
|
| 28 |
* High-level function that polls keyboard for scancode of up to 2 bytes. If
|
| 29 |
* scancode has only 1 byte, the second byte is set to 0x00.
|
| 30 |
* @param bytes Array of at least 2 bytes to store scancode
|
| 31 |
* @param size Size of scancode in bytes
|
| 32 |
* @return 0 if operation was successful, 1 otherwise
|
| 33 |
*/
|
| 34 |
int (keyboard_poll)(uint8_t bytes[], uint8_t *size);
|
| 35 |
|
| 36 |
#endif //KEYBOARD_H_INCLUDED |