.set ALIGN, 1<<0 .set MEMINFO, 1<<1 .set FLAGS, ALIGN | MEMINFO .set MAGIC, 0x1BADB002 .set CHECKSUM, -(MAGIC + FLAGS) .section .multiboot .align 4 .long MAGIC .long FLAGS .long CHECKSUM .section .bss .align 16 stack_bottom: .skip 16384 stack_top: .section .text .global _start .type _start, @function _start: mov $stack_top, %esp call kernel_main cli 1: hlt jmp 1b .size _start, . - _start