KERNEL_VIRTUAL_BASE equ 0xC0000000 ; 3GB KERNEL_PAGE_NUMBER equ (KERNEL_VIRTUAL_BASE >> 22) ; 768 section .data global BootPageTable align 0x1000 BootPageTable: dd 0x00000083 dd 0x00000083 times (KERNEL_PAGE_NUMBER - 2) dd 0 dd 0x00000083 dd 0x00000083 times (1024 - KERNEL_PAGE_NUMBER - 2) dd 0