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#include <arch/smp/apic.h>
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#include <arch/smp/apic.h>
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#include <arch/smp/ap.h>
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#include <arch/smp/ap.h>
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#include <arch/smp/mps.h>
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#include <arch/smp/mps.h>
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#include <mm/page.h>
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#include <mm/page.h>
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#include <time/delay.h>
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#include <time/delay.h>
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#include <interrupt.h>
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#include <arch/interrupt.h>
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#include <arch/interrupt.h>
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#include <print.h>
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#include <print.h>
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#include <arch/asm.h>
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#include <arch/asm.h>
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#include <arch.h>
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#include <arch.h>
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    "Polarity High",
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    "Polarity High",
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    "Polarity Low"
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    "Polarity Low"
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};
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};
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#endif /* LAPIC_VERBOSE */
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#endif /* LAPIC_VERBOSE */
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static void apic_spurious(int n, void *stack);
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static void l_apic_timer_interrupt(int n, void *stack);
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/** Initialize APIC on BSP. */
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/** Initialize APIC on BSP. */
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void apic_init(void)
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void apic_init(void)
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{
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{
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    io_apic_id_t idreg;
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    io_apic_id_t idreg;
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    int i;
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    int i;
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    trap_register(VECTOR_APIC_SPUR, apic_spurious);
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    exc_register(VECTOR_APIC_SPUR, "apic_spurious", apic_spurious);
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    enable_irqs_function = io_apic_enable_irqs;
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    enable_irqs_function = io_apic_enable_irqs;
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    disable_irqs_function = io_apic_disable_irqs;
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    disable_irqs_function = io_apic_disable_irqs;
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    eoi_function = l_apic_eoi;
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    eoi_function = l_apic_eoi;
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     * Configure interrupt routing.
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     * Configure interrupt routing.
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     * IRQ 0 remains masked as the time signal is generated by l_apic's themselves.
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     * IRQ 0 remains masked as the time signal is generated by l_apic's themselves.
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     * Other interrupts will be forwarded to the lowest priority CPU.
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     * Other interrupts will be forwarded to the lowest priority CPU.
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     */
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     */
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    io_apic_disable_irqs(0xffff);
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    io_apic_disable_irqs(0xffff);
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    trap_register(VECTOR_CLK, l_apic_timer_interrupt);
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    exc_register(VECTOR_CLK, "l_apic_timer", l_apic_timer_interrupt);
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    for (i = 0; i < IRQ_COUNT; i++) {
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    for (i = 0; i < IRQ_COUNT; i++) {
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        int pin;
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        int pin;
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        if ((pin = smp_irq_to_pin(i)) != -1) {
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        if ((pin = smp_irq_to_pin(i)) != -1) {
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            io_apic_change_ioredtbl(pin, DEST_ALL, IVT_IRQBASE+i, LOPRI);
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            io_apic_change_ioredtbl(pin, DEST_ALL, IVT_IRQBASE+i, LOPRI);
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/** APIC spurious interrupt handler.
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/** APIC spurious interrupt handler.
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 *
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 *
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 * @param n Interrupt vector.
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 * @param n Interrupt vector.
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 * @param stack Interrupted stack.
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 * @param stack Interrupted stack.
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 */
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 */
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void apic_spurious(__u8 n, __native stack[])
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void apic_spurious(int n, void *stack)
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{
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{
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    printf("cpu%d: APIC spurious interrupt\n", CPU->id);
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    printf("cpu%d: APIC spurious interrupt\n", CPU->id);
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}
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}
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/** Poll for APIC errors.
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/** Poll for APIC errors.
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/** Local APIC Timer Interrupt.
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/** Local APIC Timer Interrupt.
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 *
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 *
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 * @param n Interrupt vector number.
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 * @param n Interrupt vector number.
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 * @param stack Interrupted stack.
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 * @param stack Interrupted stack.
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 */
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 */
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void l_apic_timer_interrupt(__u8 n, __native stack[])
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void l_apic_timer_interrupt(int n, void *stack)
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{
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{
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    l_apic_eoi();
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    l_apic_eoi();
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    clock();
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    clock();
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}
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}
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