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.section K_TEXT_START
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.section K_TEXT_START
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memmap_arch_init:
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memmap_arch_init:
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e820begin:
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e820begin:
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	xorl	%ebx,%ebx	#at first call must be ebx==0
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	xorl	%ebx,%ebx	# during first call, ebx must be 0
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	movw	$e820table,%di
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	movw	$e820table,%di
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	movb	$E820_MAX_RECORDS,(e820counter)
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	movb	$E820_MAX_RECORDS,(e820counter)
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e820loop:
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e820loop:
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	movl	$E820_SMAP,%edx 	# constrol sequence "SMAP"
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	movl	$E820_SMAP,%edx 	# constrol sequence "SMAP"
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	movl	$E820_RECORD_SIZE,%ecx
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	movl	$E820_RECORD_SIZE,%ecx
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	int 	$0x15
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	int 	$0x15
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	jc		e820end
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	jc		e820end
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	cmpl	$E820_SMAP,%eax		# verifiing BIOS
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	cmpl	$E820_SMAP,%eax		# verifying BIOS
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	jne		e820end
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	jne		e820end
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	movw	%di,%ax		# next record
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	movw	%di,%ax		# next record
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	addw	$E820_RECORD_SIZE,%ax
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	addw	$E820_RECORD_SIZE,%ax
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	movw	%ax,%di
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	movw	%ax,%di
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e820counter:
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e820counter:
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	.byte 0
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	.byte 0
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e820table:
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e820table:
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	.space  (32*E820_RECORD_SIZE),0 #prostor na 32 zaznamu delky E820_RECORD_SIZE
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	.space  (32*E820_RECORD_SIZE),0 # space for 32 records, each E820_RECORD_SIZE bytes long