void *
pci_intr_establish(pci_chipset_tag_t pc, pci_intr_handle_t ih, int level,
    int (*func)(void *), void *arg, const char *what)
{
	void *ret;
	int bus, dev;
	int l = ih.line & APIC_INT_LINE_MASK;

	pci_decompose_tag(pc, ih.tag, &bus, &dev, NULL);
#if NACPIPRT > 0
	acpiprt_route_interrupt(bus, dev, ih.pin);
#endif

#if NIOAPIC > 0
	if (l != -1 && ih.line & APIC_INT_VIA_APIC)
		return (apic_intr_establish(ih.line, IST_LEVEL, level, func, 
		    arg, what));
#endif
	if (l == 0 || l >= ICU_LEN || l == 2)
		panic("pci_intr_establish: bogus handle 0x%x", l);

	ret = isa_intr_establish(NULL, l, IST_LEVEL, level, func, arg, what);
#if NPCIBIOS > 0
	if (ret)
		pci_intr_route_link(pc, &ih);
#endif
	return (ret);
}
void *
pci_intr_establish(pci_chipset_tag_t pc, pci_intr_handle_t ih,
		int level, int (*func)(void *), void *arg, char *what)
{
	void *ret;
	int l = ih.line & APIC_INT_LINE_MASK;

#if NIOAPIC > 0
	if (l != -1 && ih.line & APIC_INT_VIA_APIC)
		return (apic_intr_establish(ih.line, IST_LEVEL, level, func, 
		    arg, what));
#endif
	if (l == 0 || l >= ICU_LEN || l == 2)
		panic("pci_intr_establish: bogus handle 0x%x", l);

	ret = isa_intr_establish(NULL, l, IST_LEVEL, level, func, arg, what);
#if NPCIBIOS > 0
	if (ret)
		pci_intr_route_link(pc, &ih);
#endif
	return (ret);
}