libcaca/kernel/boot/interruptions.c

#include "kernel.h"
#include "klibc.h"
#include "drivers/timer.h"


void idt_default_int(void) {
	print("!! Unknown interrupt\n");
}

void idt_int0(void) {
	print("!! Divide by 0\n "); 
}
void idt_int1(void) {
	print("!! Debug exception ");
}
void idt_int2(void) {
	print("!! NMI "); 
}
void idt_int3(void) {
	print("!! Breakpoint "); 
}
void idt_int4(void) {
	print("!! Overflow "); 
}
void idt_int5(void) {
	print("!! BoundCheck "); 
}
void idt_int6(void) {
	print("!! Invalid Opcode "); 
}
void idt_int7(void) {
	print("!! Coprocessor not available "); 
}
void idt_int8(void) {
	print("!! Double Fault "); 
}
void idt_int9(void) {
	print("!! Coprocessor segment overrun "); 
}
void idt_int10(void) {
	print("!! Invalid TSS "); 
}
void idt_int11(void) {
	print("!! Segment not present "); 
}
void idt_int12(void) {
	print("!! Stack exception "); 
}
void idt_int13(void) {
	print("!! General protection exception "); 
}
void idt_int14(void) {
	print("!! Page fault "); 
}
void idt_int15(void) {
	print("!! Intel reserved int "); 
}
void idt_int16(void) {
	print("!! Coprocessor error "); 
}
void idt_int17(void) {
	print("!! Intel reserved (2) "); 
}
void idt_int18(void) {
	print("i18 "); 
}


/* Used by Channel0 timer */
void idt_irq0(void) {
    ticks++;
}
void idt_irq2(void) {
	print("IRQ 2");
}
void idt_irq3(void) {
	print("IRQ 3");
}
void idt_irq4(void) {
	print("IRQ 4"); 
}
void idt_irq5(void) {
	print("IRQ 5"); 
}
void idt_irq6(void) {
	print("IRQ 6"); 
}
void idt_irq7(void) {
	print("IRQ 7"); 
}
void idt_irq8(void) {
	print("IRQ 8");
}


extern unsigned char kbdmap[];

/* Keyboard irq is 1 */
void kbd_int(void) {
	unsigned char i;
	do {
		i=inb(0x64);
	} while((i & 0x01) == 0);
    
	i=inb(0x60);
	i--;
    
	if(i<0x80){
		putcar(kbdmap[i*4]);
	}
}