x86/x86/io_apic.c

155 	struct ioapic *io;
165 	io = (struct ioapic *)isrc->is_pic;
171 	if (io->io_haseoi) {
177 		    io->io_addr + IOAPIC_EOIR);
191 		ioapic_write(io->io_addr, IOAPIC_REDTBL_LO(src->io_intpin),
196 		ioapic_write(io->io_addr, IOAPIC_REDTBL_LO(src->io_intpin),
264 	struct ioapic *io = (struct ioapic *)isrc->is_pic;
270 		ioapic_write(io->io_addr, IOAPIC_REDTBL_LO(intpin->io_intpin),
281 	struct ioapic *io = (struct ioapic *)isrc->is_pic;
287 		ioapic_write(io->io_addr, IOAPIC_REDTBL_LO(intpin->io_intpin),
312 	struct ioapic *io = (struct ioapic *)intpin->io_intsrc.is_pic;
325 		low = ioapic_read(io->io_addr,
328 			ioapic_write(io->io_addr,
333 		iommu_unmap_ioapic_intr(io->io_apic_id,
342 	error = iommu_map_ioapic_intr(io->io_apic_id,
348 		ioapic_write(io->io_addr, IOAPIC_REDTBL_HI(intpin->io_intpin),
351 		ioapic_write(io->io_addr, IOAPIC_REDTBL_LO(intpin->io_intpin),
401 	ioapic_write(io->io_addr, IOAPIC_REDTBL_HI(intpin->io_intpin), high);
403 	ioapic_write(io->io_addr, IOAPIC_REDTBL_LO(intpin->io_intpin), low);
419 	struct ioapic *io = (struct ioapic *)isrc->is_pic;
465 		ioapic_write(io->io_addr, IOAPIC_REDTBL_LO(intpin->io_intpin),
477 		printf("ioapic%u: routing intpin %u (", io->io_id,
554 	struct ioapic *io = (struct ioapic *)isrc->is_pic;
574 			    io->io_id, intpin->io_intpin,
582 			    io->io_id, intpin->io_intpin,
596 	struct ioapic *io = (struct ioapic *)pic;
600 	for (i = 0; i < io->io_numintr; i++)
601 		ioapic_program_intpin(&io->io_pins[i]);
611 	struct ioapic *io;
631 	io = malloc(sizeof(struct ioapic) +
633 	io->io_pic = ioapic_template;
634 	io->pci_dev = NULL;
635 	io->pci_wnd = NULL;
637 	io->io_id = next_id++;
638 	io->io_apic_id = ioapic_read(apic, IOAPIC_ID) >> APIC_ID_SHIFT;
639 	if (apic_id != -1 && io->io_apic_id != apic_id) {
642 		io->io_apic_id = apic_id;
643 		printf("ioapic%u: Changing APIC ID to %d\n", io->io_id,
649 		printf("ioapic%u: Assuming intbase of %d\n", io->io_id,
653 		    io->io_id, intbase, next_ioapic_base);
654 	io->io_intbase = intbase;
658 	io->io_numintr = numintr;
659 	io->io_addr = apic;
660 	io->io_paddr = addr;
663 		printf("ioapic%u: ver 0x%02x maxredir 0x%02x\n", io->io_id,
676 	io->io_haseoi = (value & IOART_VER_VERSION) >= 0x20;
683 	bzero(io->io_pins, sizeof(struct ioapic_intsrc) * numintr);
685 	for (i = 0, intpin = io->io_pins; i < numintr; i++, intpin++) {
686 		intpin->io_intsrc.is_pic = (struct pic *)io;
696 			ioapic_set_extint(io, i);
719 		iommu_map_ioapic_intr(io->io_apic_id,
728 	return (io);
734 	struct ioapic *io;
736 	io = (struct ioapic *)cookie;
737 	if (pin >= io->io_numintr)
739 	return (io->io_pins[pin].io_irq);
745 	struct ioapic *io;
747 	io = (struct ioapic *)cookie;
748 	if (pin >= io->io_numintr)
750 	if (io->io_pins[pin].io_irq == IRQ_DISABLED)
752 	io->io_pins[pin].io_irq = IRQ_DISABLED;
754 		printf("ioapic%u: intpin %d disabled\n", io->io_id, pin);
761 	struct ioapic *io;
763 	io = (struct ioapic *)cookie;
764 	if (pin >= io->io_numintr || vector < 0)
766 	if (io->io_pins[pin].io_irq < 0)
768 	io->io_pins[pin].io_irq = vector;
770 		printf("ioapic%u: Routing IRQ %d -> intpin %d\n", io->io_id,
778 	struct ioapic *io;
782 	io = (struct ioapic *)cookie;
783 	if (pin >= io->io_numintr)
785 	if (io->io_pins[pin].io_irq < 0)
787 	if (io->io_pins[pin].io_bus == bus_type)
789 	io->io_pins[pin].io_bus = bus_type;
791 		printf("ioapic%u: intpin %d bus %s\n", io->io_id, pin,
799 	struct ioapic *io;
801 	io = (struct ioapic *)cookie;
802 	if (pin >= io->io_numintr)
804 	if (io->io_pins[pin].io_irq == IRQ_NMI)
806 	if (io->io_pins[pin].io_irq < 0)
808 	io->io_pins[pin].io_bus = APIC_BUS_UNKNOWN;
809 	io->io_pins[pin].io_irq = IRQ_NMI;
810 	io->io_pins[pin].io_masked = 0;
811 	io->io_pins[pin].io_edgetrigger = 1;
812 	io->io_pins[pin].io_activehi = 1;
815 		    io->io_id, pin);
822 	struct ioapic *io;
824 	io = (struct ioapic *)cookie;
825 	if (pin >= io->io_numintr)
827 	if (io->io_pins[pin].io_irq == IRQ_SMI)
829 	if (io->io_pins[pin].io_irq < 0)
831 	io->io_pins[pin].io_bus = APIC_BUS_UNKNOWN;
832 	io->io_pins[pin].io_irq = IRQ_SMI;
833 	io->io_pins[pin].io_masked = 0;
834 	io->io_pins[pin].io_edgetrigger = 1;
835 	io->io_pins[pin].io_activehi = 1;
838 		    io->io_id, pin);
845 	struct ioapic *io;
847 	io = (struct ioapic *)cookie;
848 	if (pin >= io->io_numintr)
850 	if (io->io_pins[pin].io_irq == IRQ_EXTINT)
852 	if (io->io_pins[pin].io_irq < 0)
854 	io->io_pins[pin].io_bus = APIC_BUS_UNKNOWN;
855 	io->io_pins[pin].io_irq = IRQ_EXTINT;
857 		io->io_pins[pin].io_masked = 0;
859 		io->io_pins[pin].io_masked = 1;
860 	io->io_pins[pin].io_edgetrigger = 1;
861 	io->io_pins[pin].io_activehi = 1;
864 		    io->io_id, pin);
871 	struct ioapic *io;
874 	io = (struct ioapic *)cookie;
875 	if (pin >= io->io_numintr || pol == INTR_POLARITY_CONFORM)
877 	if (io->io_pins[pin].io_irq < 0)
880 	if (io->io_pins[pin].io_activehi == activehi)
882 	io->io_pins[pin].io_activehi = activehi;
884 		printf("ioapic%u: intpin %d polarity: %s\n", io->io_id, pin,
892 	struct ioapic *io;
895 	io = (struct ioapic *)cookie;
896 	if (pin >= io->io_numintr || trigger == INTR_TRIGGER_CONFORM)
898 	if (io->io_pins[pin].io_irq < 0)
901 	if (io->io_pins[pin].io_edgetrigger == edgetrigger)
903 	io->io_pins[pin].io_edgetrigger = edgetrigger;
905 		printf("ioapic%u: intpin %d trigger: %s\n", io->io_id, pin,
917 	struct ioapic *io;
922 	io = (struct ioapic *)cookie;
923 	apic = io->io_addr;
926 	STAILQ_INSERT_TAIL(&ioapic_list, io, io_next);
929 	    io->io_id, flags >> 4, flags & 0xf, io->io_intbase,
930 	    io->io_intbase + io->io_numintr - 1);
936 	intr_register_pic(&io->io_pic);
937 	for (i = 0, pin = io->io_pins; i < io->io_numintr; i++, pin++)
948 	struct ioapic *io;
951 	io = (struct ioapic *)pic;
952 	for (i = 0, pin = io->io_pins; i < io->io_numintr; i++, pin++) {
986 	struct ioapic *io;
993 	 * same as the MADT reported io window, but an alias, read the
1014 	/* First match by io window address */
1015 	STAILQ_FOREACH(io, &ioapic_list, io_next) {
1016 		if (io->io_paddr == (vm_paddr_t)rman_get_start(res))
1020 	STAILQ_FOREACH(io, &ioapic_list, io_next) {
1021 		if (io->io_apic_id == apic_id)
1033 	KASSERT(io->pci_dev == NULL,
1034 	    ("ioapic %d pci_dev not NULL", io->io_id));
1035 	KASSERT(io->pci_wnd == NULL,
1036 	    ("ioapic %d pci_wnd not NULL", io->io_id));
1038 	io->pci_dev = dev;
1039 	io->pci_wnd = res;
1040 	if (bootverbose && (io->io_paddr != (vm_paddr_t)rman_get_start(res) ||
1041 	    io->io_apic_id != apic_id)) {
1047 		    io->io_apic_id, (uintmax_t)io->io_paddr);
1069 	struct ioapic *io;
1074 	STAILQ_FOREACH(io, &ioapic_list, io_next) {
1075 		if (io->io_apic_id == apic_id)
1079 	if (io == NULL || io->pci_dev == NULL)
1081 	error = pci_get_id(io->pci_dev, PCI_ID_RID, &rid);
1131 	struct ioapic *io;
1137 	STAILQ_FOREACH(io, &ioapic_list, io_next) {
1138 		apic_add_resource(dev, i, io->io_paddr, IOAPIC_MEM_REGION);