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	static int			static int
	eisa_write_ivar(device_t dev, device_t child, int which, uintptr_t value)			eisa_write_ivar(device_t dev, device_t child, int which, uintptr_t value)
	{			{
	return (EINVAL);			return (EINVAL);
	}			}

	static struct resource *			static struct resource *
	eisa_alloc_resource(device_t dev, device_t child, int type, int *rid,			eisa_alloc_resource(device_t dev, device_t child, int type, int *rid,
	u_long start, u_long end, u_long count, u_int flags)			rman_res_t start, rman_res_t end, rman_res_t count, u_int flags)
	{			{
	int isdefault;			int isdefault;
	struct eisa_device *e_dev = device_get_ivars(child);			struct eisa_device *e_dev = device_get_ivars(child);
	struct resource rv, *rvp = 0;			struct resource rv, *rvp = 0;

	isdefault = (device_get_parent(child) == dev &&			isdefault = (device_get_parent(child) == dev &&
	start == 0UL && end == ~0UL && count == 1);			start == 0 && end == ~0 && count == 1);

	switch (type) {			switch (type) {
	case SYS_RES_IRQ:			case SYS_RES_IRQ:
	if (isdefault) {			if (isdefault) {
	struct irq_node * irq = eisa_find_irq(e_dev, *rid);			struct irq_node * irq = eisa_find_irq(e_dev, *rid);
	if (irq == NULL)			if (irq == NULL)
	return (NULL);			return (NULL);
	start = end = irq->irq_no;			start = end = irq->irq_no;
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