gistfile1.txt

do_switch_task:
	cli
	pop ecx 		; throw away return address
	pop ecx 		; first parameter is the new eip
	pop esi 		; second parameter is new esp, store in esi temporarily
	pop edi 		; third is new ebp, store in edi temporarily
	pop edx 		; fourth is new cr3, but we can't pop
	mov esp, esi
	mov ebp, edi
	mov cr3, edx 		; directly into that
	mov eax, 0xdeadbeef 	; magic cookie value
	sti
	jmp ecx