Revision 90
docs and error changes
| lab4/errors.h | ||
|---|---|---|
| 12 | 12 |
TIMEOUT_ERROR, /* @brief Timeout error */ |
| 13 | 13 |
INVALID_COMMAND, /* @brief Invalid Command issued */ |
| 14 | 14 |
INVALID_STATE, /* @brief State machine reached an invalid state */ |
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INVALID_ARGUMENT, /* @brief Invalid argument received */ |
|
| 16 | 15 |
OTHER_ERROR /* @brief Unspecified error */ |
| 17 | 16 |
}; |
| 18 | 17 |
|
| lab4/kbc.h | ||
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| 33 | 33 |
* High-level function that restores KBC to normal state, because lcf_start |
| 34 | 34 |
* changes the command byte of KBC. If this function is not used, there is a |
| 35 | 35 |
* chance that the keyboard and keyboard interrupts remain disabled. |
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* @return 1 if operation was successful, 1 otherwise
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* @return 0 if operation was successful, 1 otherwise
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*/ |
| 38 | 38 |
int (kbc_restore_keyboard)(); |
| 39 | 39 |
|
| lab4/keyboard.c | ||
|---|---|---|
| 29 | 29 |
return; |
| 30 | 30 |
} |
| 31 | 31 |
if ((status & OUT_BUF_FUL) == 0 || (status & AUX_MOUSE) != 0) {
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got_error_keyboard = OTHER_ERROR;
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got_error_keyboard = READ_ERROR;
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return; |
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} |
| 35 | 35 |
uint8_t byte = 0; |
| lab4/mouse.c | ||
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| 29 | 29 |
return; |
| 30 | 30 |
} |
| 31 | 31 |
if (((status & AUX_MOUSE) == 0) || ((status & OUT_BUF_FUL) == 0)) {
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got_error_mouse_ih = OTHER_ERROR;
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got_error_mouse_ih = READ_ERROR;
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|
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return; |
| 34 | 34 |
} |
| 35 | 35 |
|
| lab4/timer.h | ||
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| 7 | 7 |
|
| 8 | 8 |
#include <stdint.h> |
| 9 | 9 |
|
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/** |
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* @brief Subscribes Timer Interrupts and disables Minix Default IH |
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* @param interrupt_bit Bit of Interrupt Vector that will be set when Timer Interrupt is pending |
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* @param interrupt_id Timer Interrupt ID to specify the Timer Interrupt in other calls |
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* @return ERROR_CODE code representing the result of the operation, SUCCESS code is returned if everything is OK |
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* @see {_ERRORS_H_::errors}
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*/ |
|
| 10 | 17 |
int (subscribe_timer_interrupt)(uint8_t interrupt_bit, int *interrupt_id); |
| 11 | 18 |
|
| 12 | 19 |
int no_interrupts; |
| lab4/utils.h | ||
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| 1 | 1 |
#ifndef UTILS_H_INCLUDED |
| 2 | 2 |
#define UTILS_H_INCLUDED |
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|
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/** |
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* @brief Gets the least significant byte of a 16-bit variable |
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* @param val 16-bit variable |
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* @param lsb Pointer to a 8-bit variable to store the value of the LSB |
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* @return ERROR_CODE code representing the result of the operation, SUCCESS code is returned if everything is OK |
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*/ |
|
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int(util_get_LSB)(uint16_t val, uint8_t *lsb); |
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|
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/** |
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* @brief Gets the most significant byte of a 16-bit variable |
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* @param val 16-bit variable |
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* @param lsb Pointer to a 8-bit variable to store the value of the MSB |
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* @return ERROR_CODE code representing the result of the operation, SUCCESS code is returned if everything is OK |
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*/ |
|
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int(util_get_MSB)(uint16_t val, uint8_t *msb); |
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|
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#ifdef LAB3 |
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uint32_t sys_inb_counter; |
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#endif |
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/** |
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* @brief sys_inb wrapper |
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* @param port Port to read from |
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* @param value Pointer to byte to store value read |
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* @return ERROR_CODE code representing the result of the operation, SUCCESS code is returned if everything is OK |
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*/ |
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int (util_sys_inb)(int port, uint8_t *value); |
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|
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#endif //UTILS_H_INCLUDED |
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