#define SMP
#define APIC_IO
#include <machine/apic.h>
#include <machine/smp.h>		
#define KDSEL 0x10
#define KPSEL 0x18

	.text
	.p2align 2		
	.globl apic_timer_handler
	.type apic_timer_handler,@function				
apic_timer_handler:	
	pushl %eax
	pushl %ecx
	pushl %edx
	pushl %ds
	pushl %es
	pushl %fs
	movl $KDSEL, %eax
	mov %ax, %ds
	mov %ax, %es
	movl $KPSEL, %eax
	mov %ax, %fs		

	pushl $0		
	call clock_handler
	addl $4,%esp	

	/* movl $0, lapic_eoi */
	movl lapic_start, %eax
	addl $0xb0, %eax	
	movl $0, (%eax)      

	popl %fs
	popl %es
	popl %ds
	popl %edx
	popl %ecx
	popl %eax
	iret