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Rev 798 Rev 807
Line 56... Line 56...
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	movl $START_STACK, %esp			# initialize stack pointer
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	movl $START_STACK, %esp			# initialize stack pointer
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	lgdt bootstrap_gdtr				# initialize Global Descriptor Table register
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	lgdt bootstrap_gdtr				# initialize Global Descriptor Table register
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	movw $gdtselector(KDATA_DES), %cx
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	movw $gdtselector(KDATA_DES), %cx
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	movw %cx, %es
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	movw %cx, %es
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	movw %cx, %gs
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	movw %cx, %fs
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	movw %cx, %ds							# kernel data + stack
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	movw %cx, %ds							# kernel data + stack
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	movw %cx, %ss
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	movw %cx, %ss
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	# Simics seems to remove hidden part of GS on entering user mode
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	#  when _visible_ part of GS does not point to user-mode segment
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	movw $gdtselector(UDATA_DES), %cx
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	movw %cx, %fs
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	movw %cx, %gs
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	jmpl $gdtselector(KTEXT32_DES), $multiboot_meeting_point
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	jmpl $gdtselector(KTEXT32_DES), $multiboot_meeting_point
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	multiboot_meeting_point:
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	multiboot_meeting_point:
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	movl %eax, grub_eax							# save parameters from GRUB
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	movl %eax, grub_eax							# save parameters from GRUB