ISABus *isa_bus_new(DeviceState *dev);
void isa_bus_irqs(qemu_irq *irqs);
-qemu_irq isa_reserve_irq(int isairq);
+qemu_irq isa_get_irq(int isairq);
void isa_init_irq(ISADevice *dev, qemu_irq *p, int isairq);
void isa_init_ioport(ISADevice *dev, uint16_t ioport);
void isa_init_ioport_range(ISADevice *dev, uint16_t start, uint16_t length);