Major refactor of codebase

include/arch/amd64/hal/smp.h

@@ -0,0 +1,26 @@
+#include <stdbool.h>
+#include <stdint.h>
+#include <scheduler/sched.h>
+
+#pragma once
+
+#define GSBASE 0xC0000101
+#define KERNELGSBASE 0xC0000102
+
+typedef struct cpu_state {
+    uint32_t lapic_id;
+    uint64_t lapic_timer_ticks;
+    struct thread *head;
+    struct thread *base;
+    struct thread *current_process;
+    uint16_t process_count;
+    struct context *scheduler_context;
+    uint64_t *scheduler_stack;
+    bool scheduler_initialized;
+}cpu_state;
+
+void smp_init();
+cpu_state *get_cpu_struct();
+uint64_t get_cpu_count();
+bool get_cpu_struct_initialized();
+