Added IDT functions for #35

include/hal/idt.h

@@ -0,0 +1,52 @@
+
+/**
+ * MIT License
+ *
+ * Copyright (c) 2024 Heisenberg
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * @author Heisenberg
+ * @file idt.h
+
+ */
+
+#ifndef IDT_H
+#define IDT_H
+
+
+#include <types.h>
+
+
+#define MAX_INTERRUPTS 256
+
+
+struct idt_info{
+    uint16_t base_low;
+    uint16_t sel;
+    uint8_t reserved;
+    uint8_t flags;
+    uint16_t base_high;
+}__attribute__((__packed__));
+
+
+struct idt_ptr {
+    uint16_t limit;
+    uint32_t base;
+} __attribute__((__packed__));
+
+void idt_init(uint16_t code);
+void default_ir_handler();
+void install_ir(uint32_t i, uint16_t flags, uint16_t sel, void *irq);
+extern void idt_set(struct idt_ptr *ptr);
+extern void gen_int(uint32_t code);
+
+
+
+
+#endif // IDT_H