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Rev 323 Rev 347
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#
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#
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kernel_image_start:
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kernel_image_start:
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	cli
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	cli
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	xorw %ax, %ax
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	xorw %ax, %ax
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	movw %ax, %ds
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	movw %ax, %ds
- 
 
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	movw %ax, %es
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	movw %ax, %ss							# initialize stack segment register
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	movw %ax, %ss							# initialize stack segment register
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	movl $BOOTSTRAP_OFFSET - 0x400, %esp				# initialize stack pointer
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	movl $BOOTSTRAP_OFFSET - 0x400, %esp				# initialize stack pointer
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	call memmap_arch_init
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	call memmap_arch_init
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	movw %ax, %gs
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	movw %ax, %gs
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	movw %ax, %fs
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	movw %ax, %fs
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	movw %ax, %ds							# kernel data + stack
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	movw %ax, %ds							# kernel data + stack
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	movw %ax, %ss
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	movw %ax, %ss
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	movb $0xd1, %al							# enable A20 using the keyboard controller
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	movb $0xd1, %al							# enable A20 using i8042 controller
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	outb %al, $0x64
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	outb %al, $0x64
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	movb $0xdf, %al
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	movb $0xdf, %al
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	outb %al, $0x60
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	outb %al, $0x60
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	movl $BOOTSTRAP_OFFSET, %esi
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	movl $BOOTSTRAP_OFFSET, %esi