static int __devinit a4t_cs_init(struct IsdnCard *card,
				 struct IsdnCardState *cs,
				 u_int pci_memaddr)
{
	I20_REGISTER_FILE *pI20_Regs;

	if (!cs->irq) {		/* IRQ range check ?? */
		printk(KERN_WARNING "HiSax: Telekom A4T: No IRQ\n");
		return (0);
	}
	cs->hw.ax.base = (long) ioremap(pci_memaddr, 4096);
	/* Check suspecious address */
	pI20_Regs = (I20_REGISTER_FILE *) (cs->hw.ax.base);
	if ((pI20_Regs->i20IntStatus & 0x8EFFFFFF) != 0) {
		printk(KERN_WARNING "HiSax: Telekom A4T address "
		       "%lx-%lx suspicious\n",
		       cs->hw.ax.base, cs->hw.ax.base + 4096);
		iounmap((void *) cs->hw.ax.base);
		cs->hw.ax.base = 0;
		return (0);
	}
	cs->hw.ax.isac_adr = cs->hw.ax.base + PO_OFFSET;
	cs->hw.ax.jade_adr = cs->hw.ax.base + PO_OFFSET;
	cs->hw.ax.isac_ale = GCS_1;
	cs->hw.ax.jade_ale = GCS_3;

	printk(KERN_INFO "HiSax: Telekom A4T: Card configured at "
	       "0x%lX IRQ %d\n",
	       cs->hw.ax.base, cs->irq);

	setup_isac(cs);
	cs->readisac = &ReadISAC;
	cs->writeisac = &WriteISAC;
	cs->readisacfifo = &ReadISACfifo;
	cs->writeisacfifo = &WriteISACfifo;
	cs->BC_Read_Reg = &ReadJADE;
	cs->BC_Write_Reg = &WriteJADE;
	cs->BC_Send_Data = &jade_fill_fifo;
	cs->cardmsg = &BKM_card_msg;
	cs->irq_func = &bkm_interrupt;
	cs->irq_flags |= IRQF_SHARED;
	ISACVersion(cs, "Telekom A4T:");
	/* Jade version */
	JadeVersion(cs, "Telekom A4T:");

	return (1);
}
int __init
setup_bkm_a4t(struct IsdnCard *card)
{
	struct IsdnCardState *cs = card->cs;
	char tmp[64];
	u_int pci_memaddr = 0, found = 0;
	I20_REGISTER_FILE *pI20_Regs;
#if CONFIG_PCI
#endif

	strcpy(tmp, bkm_a4t_revision);
	printk(KERN_INFO "HiSax: T-Berkom driver Rev. %s\n", HiSax_getrev(tmp));
	if (cs->typ == ISDN_CTYPE_BKM_A4T) {
		cs->subtyp = BKM_A4T;
	} else
		return (0);

#if CONFIG_PCI
	if (!pci_present()) {
		printk(KERN_ERR "bkm_a4t: no PCI bus present\n");
		return (0);
	}
	while ((dev_a4t = pci_find_device(PCI_VENDOR_ID_ZORAN,
		PCI_DEVICE_ID_ZORAN_36120, dev_a4t))) {
		u16 sub_sys;
		u16 sub_vendor;

		sub_vendor = dev_a4t->subsystem_vendor;
		sub_sys = dev_a4t->subsystem_device;
		if ((sub_sys == PCI_DEVICE_ID_BERKOM_A4T) && (sub_vendor == PCI_VENDOR_ID_BERKOM)) {
			if (pci_enable_device(dev_a4t))
				return(0);
			found = 1;
			pci_memaddr = pci_resource_start(dev_a4t, 0);
			cs->irq = dev_a4t->irq;
			break;
		}
	}
	if (!found) {
		printk(KERN_WARNING "HiSax: %s: Card not found\n", CardType[card->typ]);
		return (0);
	}
	if (!cs->irq) {		/* IRQ range check ?? */
		printk(KERN_WARNING "HiSax: %s: No IRQ\n", CardType[card->typ]);
		return (0);
	}
	if (!pci_memaddr) {
		printk(KERN_WARNING "HiSax: %s: No Memory base address\n", CardType[card->typ]);
		return (0);
	}
	cs->hw.ax.base = (long) ioremap(pci_memaddr, 4096);
	/* Check suspecious address */
	pI20_Regs = (I20_REGISTER_FILE *) (cs->hw.ax.base);
	if ((pI20_Regs->i20IntStatus & 0x8EFFFFFF) != 0) {
		printk(KERN_WARNING "HiSax: %s address %lx-%lx suspecious\n",
		       CardType[card->typ], cs->hw.ax.base, cs->hw.ax.base + 4096);
		iounmap((void *) cs->hw.ax.base);
		cs->hw.ax.base = 0;
		return (0);
	}
	cs->hw.ax.isac_adr = cs->hw.ax.base + PO_OFFSET;
	cs->hw.ax.jade_adr = cs->hw.ax.base + PO_OFFSET;
	cs->hw.ax.isac_ale = GCS_1;
	cs->hw.ax.jade_ale = GCS_3;
#else
	printk(KERN_WARNING "HiSax: %s: NO_PCI_BIOS\n", CardType[card->typ]);
	printk(KERN_WARNING "HiSax: %s: unable to configure\n", CardType[card->typ]);
	return (0);
#endif				/* CONFIG_PCI */
	printk(KERN_INFO "HiSax: %s: Card configured at 0x%lX IRQ %d\n",
	       CardType[card->typ], cs->hw.ax.base, cs->irq);

	reset_bkm(cs);
	cs->readisac = &ReadISAC;
	cs->writeisac = &WriteISAC;
	cs->readisacfifo = &ReadISACfifo;
	cs->writeisacfifo = &WriteISACfifo;
	cs->BC_Read_Reg = &ReadJADE;
	cs->BC_Write_Reg = &WriteJADE;
	cs->BC_Send_Data = &jade_fill_fifo;
	cs->cardmsg = &BKM_card_msg;
	cs->irq_func = &bkm_interrupt;
	cs->irq_flags |= SA_SHIRQ;
	ISACVersion(cs, "Telekom A4T:");
	/* Jade version */
	JadeVersion(cs, "Telekom A4T:");
	return (1);
}