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32 lines
672 B
32 lines
672 B
#include "interupt.h"
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typedef struct {
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uint16 offset_1; // offset 0 to 15 bits
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uint16 selector; // code segment sel
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uint8 reserved; // should be zero
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uint8 type_attr; // type & attr stuff
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uint16 offset_2; // offset 16 to 31
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} __attribute__((packed)) idt_entry;
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typedef struct {
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uint16 limit;
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uint base;
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} __attribute__((packed)) idtr;
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void init_IDT(uint type_attr) {
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__attribute__((aligned(4)))
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static idt_entry IDT[256];
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static idtr IDTR;
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}
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__attribute__((noreturn))
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void exception_handler(void);
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void exception_handler() {
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__asm__ __volatile__("cli; hlt");
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}
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void interupt_handler() {
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__asm__("pusha");
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// handle stuff
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__asm__("popa; leave; iret");
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}
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