mbr_asm/irq_handler.c

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C
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#include "interrupt.h"
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#include "io.h"
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#include "irq.h"
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#include "pic.h"
#include "vga.h"
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// Need GCC > 6
__attribute__((interrupt)) void keyboard_handler(struct interrupt_frame *frame)
{
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EOIIrq(IRQ_KEYBOARD);
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char c = 0;
if (inb(0x60) != c) {
c = inb(0x60);
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if (c > 0) {
printInt(c);
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}
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}
(void)frame;
}
__attribute__((interrupt)) void timer_handler(struct interrupt_frame *frame)
{
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static int timeCnt = 0;
EOIIrq(IRQ_TIMER);
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printIntDetails(timeCnt++, RED, BLACK, 20, VGA_HEIGHT - 1);
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(void)frame;
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}