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kernel/arch/boot.s

36 lines
561 B
ArmAsm
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.set MULTIBOOT_MAGIC, 0xE85250D6
.set MULTIBOOT_ARCH, 0
.set MULTIBOOT_LENGTH, 16 + 8
.set MULTIBOOT_CHECKSUM, -(MULTIBOOT_MAGIC + MULTIBOOT_ARCH + MULTIBOOT_LENGTH)
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.section .multiboot
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.align 4
.long MULTIBOOT_MAGIC
.long MULTIBOOT_ARCH
.long MULTIBOOT_LENGTH
.long MULTIBOOT_CHECKSUM
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.long 0
.long 8
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.section .bss
.align 16
stack_bottom:
.skip 16384 # 16 KiB
stack_top:
.section .text
.global _start
.type _start, @function
_start:
mov $stack_top, %esp
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push %ebx
push %eax
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call main
cli
1:
hlt
jmp 1b
.size _start, . - _start