diff --git a/kernel/Drivers/memPrint/memPrint.hpp b/kernel/Drivers/memPrint/memPrint.hpp
index 7d9a4bc..71d934b 100644
--- a/kernel/Drivers/memPrint/memPrint.hpp
+++ b/kernel/Drivers/memPrint/memPrint.hpp
@@ -1,7 +1,7 @@
 #ifndef __memPrint__
 #define __memPrint__
 
-
+//Define the bios color
 enum colorBios{
 
     BLACK=0x0,
@@ -23,8 +23,10 @@ enum colorBios{
 
 };
 
+//Type def for biosColor
 typedef enum colorBios colorBios;
 
+
 // Define class to print text on screen
 
 #endif
diff --git a/kernel/GDT/gdt.cpp b/kernel/GDT/gdt.cpp
index 3b84e71..8c6d9d9 100644
--- a/kernel/GDT/gdt.cpp
+++ b/kernel/GDT/gdt.cpp
@@ -2,7 +2,7 @@
 #include "../Helpers/types.hpp"
 #include "../Helpers/memory.hpp"
 
-
+//Constructor
 Gdt::Gdt(){
 
     //Init conventional segment
@@ -25,10 +25,12 @@ Gdt::Gdt(){
 
 }
 
+//Destructor
 Gdt::~Gdt(){
 
 }
 
+//Adapt parameter to the gdt descriptor structure
 void Gdt::initGdtDesc(u32 base, u32 limit, u8 access, u8 flags, gdtDescriptorStruct *Descriptor){
 	Descriptor->limit1 = limit & 0xFFFF;
 	Descriptor->base1 = base & 0xFFFF;
@@ -39,11 +41,14 @@ void Gdt::initGdtDesc(u32 base, u32 limit, u8 access, u8 flags, gdtDescriptorStr
 	Descriptor->base3 = (base & 0xFF000000) >> 24;
 }
 
+//Copy the gdt into mémory and load it
 void Gdt::loadGdt(){
-    int *gdtAdress=(int *)&m_Pointer;
 	//Copy Gdt into memory and init registers
 	memcpy((u32)m_Descriptors, (u32)m_Pointer.segment, (u32)m_Pointer.size);
 
+    //Put m_Pointer in a var to pass it to assembly code
+    int *gdtAdress=(int *)&m_Pointer;
+
     __asm__("lgdtl (%0);"
             :
             :"r"(gdtAdress)
diff --git a/kernel/main.cpp b/kernel/main.cpp
index 15eb154..1b62de8 100644
--- a/kernel/main.cpp
+++ b/kernel/main.cpp
@@ -1,4 +1,7 @@
+//To load GDT
 #include "GDT/gdt.hpp"
+
+//To print text
 #include "Drivers/memPrint/memPrint.hpp"
 
 
@@ -15,7 +18,6 @@ int  main(){
 
 
 //----- PiegOS kernel boot -----
-
 //Mangling the _boot function
 extern "C" void _boot(){