Make kernel to boot in x32

Architecture/i386/Bootstrap/Multiboot/2/Start.s_fixme

@@ -18,100 +18,3 @@
 .intel_syntax noprefix
 
 .code32
-.equ KERNEL_STACK_SIZE, 0x4000 /* 16KB */
-
-.extern DetectCPUID
-.extern Detect64Bit
-.extern DetectPSE
-.extern DetectPAE
-.extern multiboot_main
-.extern LoadGDT32
-.extern BootPageTable
-.extern UpdatePageTable
-.extern GDT64.Ptr
-.extern GDT64.Code
-.extern GDT64.Data
-
-.section .bootstrap.data
-MB_HeaderMagic:
-	.quad 0
-
-MB_HeaderInfo:
-	.quad 0
-
-.section .bootstrap.text
-
-.global Multiboot2_start
-Multiboot2_start:
-	cli
-
-	mov [MB_HeaderMagic], eax
-	mov [MB_HeaderInfo], ebx
-
-	call DetectCPUID
-	cmp eax, 0
-	je $
-
-	call Detect64Bit
-	cmp eax, 0
-	je $
-
-	call DetectPSE
-	cmp eax, 0
-	je $
-
-	call DetectPAE
-	cmp eax, 0
-	je $
-
-	mov ecx, cr4
-	or ecx, 0x00000010 /* Set PSE in CR4 */
-	or ecx, 0x00000020 /* Set PAE in CR4 */
-	mov cr4, ecx
-
-	call LoadGDT32
-	call UpdatePageTable
-
-	mov ecx, BootPageTable
-	mov cr3, ecx
-
-	mov ecx, 0xC0000080 /* EFER */
-	rdmsr
-	or eax, 0x800 | 0x100 | 0x1 /* Set LME, LMA, SCE */
-	wrmsr
-
-	mov ecx, cr0
-	or ecx, 0x80000001 /* Set PG and PE in CR0 */
-	mov cr0, ecx
-
-	lgdt [GDT64.Ptr]
-	jmp GDT64.Code:HigherHalfStart
-
-.extern UpdatePageTable64
-
-.code64
-HigherHalfStart:
-	mov ax, GDT64.Data
-	mov ds, ax
-	mov es, ax
-	mov fs, ax
-	mov gs, ax
-	mov ss, ax
-
-	call UpdatePageTable64
-
-	mov rsp, KernelStack + KERNEL_STACK_SIZE
-	mov rbp, 0
-	mov rdi, [MB_HeaderMagic]
-	mov rsi, [MB_HeaderInfo]
-	push rsi
-	push rdi
-	call multiboot_main
-.Hang:
-	hlt
-	jmp .Hang
-
-.section .bootstrap.bss
-.align 16
-KernelStack:
-	.space KERNEL_STACK_SIZE