root / lab4 / .minix-src / include / lcom / lab3.h @ 14
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| 1 | 13 | up20180614 | #pragma once
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| 2 | |||
| 3 | #include <stdbool.h> |
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| 4 | #include <stdint.h> |
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| 5 | |||
| 6 | /** @defgroup lab3 lab3
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| 7 | * @{
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| 8 | *
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| 9 | * Functions for testing the kbd code
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| 10 | */
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| 11 | |||
| 12 | /**
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| 13 | * @brief To test reading of scancodes via KBD interrupts
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| 14 | *
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| 15 | * Displays the scancodes received from the keyboard
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| 16 | * Exits upon release of the ESC key
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| 17 | *
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| 18 | * @return Return 0 upon success and non-zero otherwise
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| 19 | */
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| 20 | int (kbd_test_scan)();
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| 21 | |||
| 22 | /**
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| 23 | * @brief To test reading of scancodes via polling
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| 24 | *
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| 25 | * Displays the scancodes received from the keyboard
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| 26 | * Exits upon release of the ESC key
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| 27 | *
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| 28 | * @return Return 0 upon success and non-zero otherwise
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| 29 | */
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| 30 | int (kbd_test_poll)();
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| 31 | |||
| 32 | /**
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| 33 | * @brief To test handling of more than one interrupt
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| 34 | *
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| 35 | * Similar to kbd_test_scan() except that it
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| 36 | * should terminate also if no scancodes are received for n seconds
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| 37 | *
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| 38 | * @param n Number of seconds without scancodes before exiting
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| 39 | *
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| 40 | * @return Return 0 upon success and non-zero otherwise
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| 41 | */
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| 42 | int (kbd_test_timed_scan)(uint8_t n);
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| 43 | |||
| 44 | /**
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| 45 | * @brief Interrupt handler to read scancodes in C.
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| 46 | */
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| 47 | void (kbc_ih)(void); |
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| 48 | |||
| 49 | /**
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| 50 | * @brief To print the scancodes
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| 51 | *
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| 52 | * Prints the scancodes via printf
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| 53 | * Provided via the LCF -- no need to implement it
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| 54 | *
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| 55 | * @param make Whether this is a make or a break code
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| 56 | * @param size Size in bytes of the scancode
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| 57 | * @param bytes Array with size elements, with the scancode bytes
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| 58 | *
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| 59 | * @return Return 0 upon success and non-zero otherwise
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| 60 | */
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| 61 | int (kbd_print_scancode)(bool make, uint8_t size, uint8_t *bytes); |
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| 62 | |||
| 63 | /**
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| 64 | * @brief To print the no of sys_inb() calls
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| 65 | *
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| 66 | * Prints the no of sys_inb() calls via printf
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| 67 | * Provided via the LCF -- no need to implement it
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| 68 | *
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| 69 | * @param no_calls Number of sys_inb() calls via printf
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| 70 | *
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| 71 | * @return Return 0 upon success and non-zero otherwise
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| 72 | */
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| 73 | int (kbd_print_no_sysinb)(uint32_t cnt); |