1 files changed, 46 insertions, 0 deletions
diff --git a/src/interrupt.h b/src/interrupt.h
new file mode 100644
index 0000000..5e0112b
--- /dev/null
+++ b/src/interrupt.h
@@ -0,0 +1,46 @@
+
+#ifndef __INTERRUPT_H
+#define __INTERRUPT_H
+
+#include <stdint.h>
+#include <stddef.h>
+#include "vga.h"
+#include "port.h"
+
+struct gate_desc
+{
+	uint16_t handler_low;  // the low bits of the address of the handler
+	uint16_t gdt_code_seg; // the address of the code segment descriptor
+	uint8_t reserved;      // we don't use this apparently
+	uint8_t access;        // access rights
+	uint16_t handler_high; // the high bits of the address of the handler
+} __attribute__((packed));
+
+struct gate_desc idt[256];
+
+struct idt_pointer
+{
+	uint16_t size;
+	uint32_t base;
+} __attribute__((packed));
+
+void set_int_desc_entry(uint8_t int_number, uint16_t gdt_code_seg,
+						void (*handler)(), uint8_t privlege_level,
+						uint8_t desc_type);
+
+void interrupt_init();
+
+void start_interrupts();
+
+void handle_irq0x00();
+void handle_irq0x01();
+void handle_irq0x0D();
+
+void int_ignore();
+
+struct port pic_master_command;
+struct port pic_master_data;
+struct port pic_slave_command;
+struct port pic_slave_data; 
+
+#endif