Subversion Repositories HelenOS

(root)/SPARTAN/trunk/arch/ia32/src/smp/ap.S – Rev 177 → 232



	cli
	xorw %ax,%ax
	movw %ax,%ds
 
	lgdt gdtr			# initialize Global Descriptor Table register
 
	
	movl %cr0,%eax
	orl $1,%eax
	movl %eax,%cr0			# switch to protected mode
	jmpl $KTEXT,$jump_to_kernel

Rev 177	Rev 232
Line 49...	Line 49...
49	cli	49	cli
50	xorw %ax,%ax	50	xorw %ax,%ax
51	movw %ax,%ds	51	movw %ax,%ds
52		52
53	lgdt gdtr # initialize Global Descriptor Table register	53	lgdt gdtr # initialize Global Descriptor Table register
54	lidt idtr # initialize Interrupt Descriptor Table register	-
55		54
56	movl %cr0,%eax	55	movl %cr0,%eax
57	orl $1,%eax	56	orl $1,%eax
58	movl %eax,%cr0 # switch to protected mode	57	movl %eax,%cr0 # switch to protected mode
59	jmpl $KTEXT,$jump_to_kernel	58	jmpl $KTEXT,$jump_to_kernel