Revert "LONG MODE MULTIBOOT WORKS gsp!"

This reverts commit 995fda7c569a5996377275886183d5b15911ec2f.

boot/loader/loader.asm

@@ -108,7 +108,6 @@ lnext:
 %include "boot/loader/mem/structures.inc"
 lnext2:
     call Setup_paging
-    call Go64
     jmp lnext3
 %include "boot/loader/mem/management.inc"
 

boot/loader/mem/management.inc

@@ -57,8 +57,6 @@ Setup_paging:
 ;    Enable long mode and paging                                               ;
 ; ---------------------------------------------------------------------------- ;
 Go64:
-    pusha
-
     ;; Registering paging
     mov eax, PML4_table
     mov cr3, eax                    ; Load PML4 to cr3
@@ -80,10 +78,5 @@ Go64:
                                     ;     |
                                     ;     `------ Paging bit
     mov cr0, eax
-    jmp .end
-    nop
-    nop
-.end:
 
-    popa
     ret

boot/loader/mem/structures.inc

@@ -26,7 +26,7 @@
 [BITS 32]
 
 ;; GDT WITH DOC
-ALIGN 4096
+ALIGN 4
 GDT64:
         NULL_SELECTOR:    ;; null selector within 64 bits
                         dw  GDT_LENGTH      ; limit of GDT
@@ -104,7 +104,7 @@ GDT64:
     GDT_LENGTH:
 
 ;; EMPTY PAGE TABLES (identity of the first 1GiB)
-ALIGN 4096
+ALIGN 4
 PML4_table:
     resb 4096
 PDP_table: