Initial commit: SUB-OS 64-Bit Production Monolithic Operating System with LazyBox userland suite

include/arch/x86_64/idt.h

@@ -0,0 +1,28 @@
+#ifndef _ARCH_X86_64_IDT_H
+#define _ARCH_X86_64_IDT_H
+
+#include <stdint.h>
+
+#define IDT_ENTRIES 256
+
+typedef struct {
+    uint16_t isr_low;
+    uint16_t kernel_cs;
+    uint8_t  ist;
+    uint8_t  attributes;
+    uint16_t isr_mid;
+    uint32_t isr_high;
+    uint32_t reserved;
+} __attribute__((packed)) idt_entry_t;
+
+typedef struct {
+    uint16_t limit;
+    uint64_t base;
+} __attribute__((packed)) idt_ptr_t;
+
+void idt_init(void);
+void idt_set_gate(uint8_t vector, void* isr, uint8_t flags);
+void idt_enable_gate(uint8_t vector);
+void idt_disable_gate(uint8_t vector);
+
+#endif // _ARCH_X86_64_IDT_H