.pc_DriverName          = "apci3120",
                .i_VendorId             = PCI_VENDOR_ID_ADDIDATA_OLD,
                .i_DeviceId             = 0x818D,
-               .i_IorangeBase0         = AMCC_OP_REG_SIZE,
-               .i_IorangeBase1         = APCI3120_ADDRESS_RANGE,
-               .i_IorangeBase2         = 8,
                .i_NbrAiChannel         = 16,
                .i_NbrAiChannelDiff     = 8,
                .i_AiChannelList        = 16,
                .pc_DriverName          = "apci3001",
                .i_VendorId             = PCI_VENDOR_ID_ADDIDATA_OLD,
                .i_DeviceId             = 0x828D,
-               .i_IorangeBase0         = AMCC_OP_REG_SIZE,
-               .i_IorangeBase1         = APCI3120_ADDRESS_RANGE,
-               .i_IorangeBase2         = 8,
                .i_NbrAiChannel         = 16,
                .i_NbrAiChannelDiff     = 8,
                .i_AiChannelList        = 16,
                return ret;
        pci_set_master(pcidev);
 
-       if (this_board->i_IorangeBase1)
-               dev->iobase = pci_resource_start(pcidev, 1);
-       else
-               dev->iobase = pci_resource_start(pcidev, 0);
-
+       dev->iobase = pci_resource_start(pcidev, 1);
        devpriv->iobase = dev->iobase;
        devpriv->i_IobaseAmcc = pci_resource_start(pcidev, 0);
        devpriv->i_IobaseAddon = pci_resource_start(pcidev, 2);