drivers/isdn/hisax/hfcscard.c - third_party/linux - Git at Google

 /* $Id: hfcscard.c,v 1.10.2.4 2004/01/14 16:04:48 keil Exp $
  *
  * low level stuff for hfcs based cards (Teles3c, ACER P10)
  *
  * Author       Karsten Keil
  * Copyright    by Karsten Keil      <keil@isdn4linux.de>
  *
  * This software may be used and distributed according to the terms
  * of the GNU General Public License, incorporated herein by reference.
  *
  */

 #include <linux/init.h>
 #include <linux/isapnp.h>
 #include "hisax.h"
 #include "hfc_2bds0.h"
 #include "isdnl1.h"

 static const char *hfcs_revision = "$Revision: 1.10.2.4 $";

 static irqreturn_t
 hfcs_interrupt(int intno, void *dev_id)
 {
 	struct IsdnCardState *cs = dev_id;
 	u_char val, stat;
 	u_long flags;

 	spin_lock_irqsave(&cs->lock, flags);
 	if ((HFCD_ANYINT | HFCD_BUSY_NBUSY) &
 	    (stat = cs->BC_Read_Reg(cs, HFCD_DATA, HFCD_STAT))) {
 		val = cs->BC_Read_Reg(cs, HFCD_DATA, HFCD_INT_S1);
 		if (cs->debug & L1_DEB_ISAC)
 			debugl1(cs, "HFCS: stat(%02x) s1(%02x)", stat, val);
 		hfc2bds0_interrupt(cs, val);
 	} else {
 		if (cs->debug & L1_DEB_ISAC)
 			debugl1(cs, "HFCS: irq_no_irq stat(%02x)", stat);
 	}
 	spin_unlock_irqrestore(&cs->lock, flags);
 	return IRQ_HANDLED;
 }

 static void
 hfcs_Timer(struct timer_list *t)
 {
 	struct IsdnCardState *cs = from_timer(cs, t, hw.hfcD.timer);
 	cs->hw.hfcD.timer.expires = jiffies + 75;
 	/* WD RESET */
 /*	WriteReg(cs, HFCD_DATA, HFCD_CTMT, cs->hw.hfcD.ctmt | 0x80);
 	add_timer(&cs->hw.hfcD.timer);
 */
 }

 static void
 release_io_hfcs(struct IsdnCardState *cs)
 {
 	release2bds0(cs);
 	del_timer(&cs->hw.hfcD.timer);
 	if (cs->hw.hfcD.addr)
 		release_region(cs->hw.hfcD.addr, 2);
 }

 static void
 reset_hfcs(struct IsdnCardState *cs)
 {
 	printk(KERN_INFO "HFCS: resetting card\n");
 	cs->hw.hfcD.cirm = HFCD_RESET;
 	if (cs->typ == ISDN_CTYPE_TELES3C)
 		cs->hw.hfcD.cirm |= HFCD_MEM8K;
 	cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_CIRM, cs->hw.hfcD.cirm);	/* Reset On */
 	mdelay(10);
 	cs->hw.hfcD.cirm = 0;
 	if (cs->typ == ISDN_CTYPE_TELES3C)
 		cs->hw.hfcD.cirm |= HFCD_MEM8K;
 	cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_CIRM, cs->hw.hfcD.cirm);	/* Reset Off */
 	mdelay(10);
 	if (cs->typ == ISDN_CTYPE_TELES3C)
 		cs->hw.hfcD.cirm |= HFCD_INTB;
 	else if (cs->typ == ISDN_CTYPE_ACERP10)
 		cs->hw.hfcD.cirm |= HFCD_INTA;
 	cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_CIRM, cs->hw.hfcD.cirm);
 	cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_CLKDEL, 0x0e);
 	cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_TEST, HFCD_AUTO_AWAKE); /* S/T Auto awake */
 	cs->hw.hfcD.ctmt = HFCD_TIM25 | HFCD_AUTO_TIMER;
 	cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_CTMT, cs->hw.hfcD.ctmt);
 	cs->hw.hfcD.int_m2 = HFCD_IRQ_ENABLE;
 	cs->hw.hfcD.int_m1 = HFCD_INTS_B1TRANS | HFCD_INTS_B2TRANS |
 		HFCD_INTS_DTRANS | HFCD_INTS_B1REC | HFCD_INTS_B2REC |
 		HFCD_INTS_DREC | HFCD_INTS_L1STATE;
 	cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_INT_M1, cs->hw.hfcD.int_m1);
 	cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_INT_M2, cs->hw.hfcD.int_m2);
 	cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_STATES, HFCD_LOAD_STATE | 2); /* HFC ST 2 */
 	udelay(10);
 	cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_STATES, 2); /* HFC ST 2 */
 	cs->hw.hfcD.mst_m = HFCD_MASTER;
 	cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_MST_MODE, cs->hw.hfcD.mst_m); /* HFC Master */
 	cs->hw.hfcD.sctrl = 0;
 	cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_SCTRL, cs->hw.hfcD.sctrl);
 }

 static int
 hfcs_card_msg(struct IsdnCardState *cs, int mt, void *arg)
 {
 	u_long flags;
 	int delay;

 	if (cs->debug & L1_DEB_ISAC)
 		debugl1(cs, "HFCS: card_msg %x", mt);
 	switch (mt) {
 	case CARD_RESET:
 		spin_lock_irqsave(&cs->lock, flags);
 		reset_hfcs(cs);
 		spin_unlock_irqrestore(&cs->lock, flags);
 		return (0);
 	case CARD_RELEASE:
 		release_io_hfcs(cs);
 		return (0);
 	case CARD_INIT:
 		delay = (75 * HZ) / 100 + 1;
 		mod_timer(&cs->hw.hfcD.timer, jiffies + delay);
 		spin_lock_irqsave(&cs->lock, flags);
 		reset_hfcs(cs);
 		init2bds0(cs);
 		spin_unlock_irqrestore(&cs->lock, flags);
 		delay = (80 * HZ) / 1000 + 1;
 		msleep(80);
 		spin_lock_irqsave(&cs->lock, flags);
 		cs->hw.hfcD.ctmt |= HFCD_TIM800;
 		cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_CTMT, cs->hw.hfcD.ctmt);
 		cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_MST_MODE, cs->hw.hfcD.mst_m);
 		spin_unlock_irqrestore(&cs->lock, flags);
 		return (0);
 	case CARD_TEST:
 		return (0);
 	}
 	return (0);
 }

 #ifdef __ISAPNP__
 static struct isapnp_device_id hfc_ids[] = {
 	{ ISAPNP_VENDOR('A', 'N', 'X'), ISAPNP_FUNCTION(0x1114),
 	  ISAPNP_VENDOR('A', 'N', 'X'), ISAPNP_FUNCTION(0x1114),
 	  (unsigned long) "Acer P10" },
 	{ ISAPNP_VENDOR('B', 'I', 'L'), ISAPNP_FUNCTION(0x0002),
 	  ISAPNP_VENDOR('B', 'I', 'L'), ISAPNP_FUNCTION(0x0002),
 	  (unsigned long) "Billion 2" },
 	{ ISAPNP_VENDOR('B', 'I', 'L'), ISAPNP_FUNCTION(0x0001),
 	  ISAPNP_VENDOR('B', 'I', 'L'), ISAPNP_FUNCTION(0x0001),
 	  (unsigned long) "Billion 1" },
 	{ ISAPNP_VENDOR('T', 'A', 'G'), ISAPNP_FUNCTION(0x7410),
 	  ISAPNP_VENDOR('T', 'A', 'G'), ISAPNP_FUNCTION(0x7410),
 	  (unsigned long) "IStar PnP" },
 	{ ISAPNP_VENDOR('T', 'A', 'G'), ISAPNP_FUNCTION(0x2610),
 	  ISAPNP_VENDOR('T', 'A', 'G'), ISAPNP_FUNCTION(0x2610),
 	  (unsigned long) "Teles 16.3c" },
 	{ ISAPNP_VENDOR('S', 'F', 'M'), ISAPNP_FUNCTION(0x0001),
 	  ISAPNP_VENDOR('S', 'F', 'M'), ISAPNP_FUNCTION(0x0001),
 	  (unsigned long) "Tornado Tipa C" },
 	{ ISAPNP_VENDOR('K', 'Y', 'E'), ISAPNP_FUNCTION(0x0001),
 	  ISAPNP_VENDOR('K', 'Y', 'E'), ISAPNP_FUNCTION(0x0001),
 	  (unsigned long) "Genius Speed Surfer" },
 	{ 0, }
 };

 static struct isapnp_device_id *ipid = &hfc_ids[0];
 static struct pnp_card *pnp_c = NULL;
 #endif

 int setup_hfcs(struct IsdnCard *card)
 {
 	struct IsdnCardState *cs = card->cs;
 	char tmp[64];

 	strcpy(tmp, hfcs_revision);
 	printk(KERN_INFO "HiSax: HFC-S driver Rev. %s\n", HiSax_getrev(tmp));

 #ifdef __ISAPNP__
 	if (!card->para[1] && isapnp_present()) {
 		struct pnp_dev *pnp_d;
 		while (ipid->card_vendor) {
 			if ((pnp_c = pnp_find_card(ipid->card_vendor,
 						   ipid->card_device, pnp_c))) {
 				pnp_d = NULL;
 				if ((pnp_d = pnp_find_dev(pnp_c,
 							  ipid->vendor, ipid->function, pnp_d))) {
 					int err;

 					printk(KERN_INFO "HiSax: %s detected\n",
 					       (char *)ipid->driver_data);
 					pnp_disable_dev(pnp_d);
 					err = pnp_activate_dev(pnp_d);
 					if (err < 0) {
 						printk(KERN_WARNING "%s: pnp_activate_dev ret(%d)\n",
 						       __func__, err);
 						return (0);
 					}
 					card->para[1] = pnp_port_start(pnp_d, 0);
 					card->para[0] = pnp_irq(pnp_d, 0);
 					if (card->para[0] == -1 || !card->para[1]) {
 						printk(KERN_ERR "HFC PnP:some resources are missing %ld/%lx\n",
 						       card->para[0], card->para[1]);
 						pnp_disable_dev(pnp_d);
 						return (0);
 					}
 					break;
 				} else {
 					printk(KERN_ERR "HFC PnP: PnP error card found, no device\n");
 				}
 			}
 			ipid++;
 			pnp_c = NULL;
 		}
 		if (!ipid->card_vendor) {
 			printk(KERN_INFO "HFC PnP: no ISAPnP card found\n");
 			return (0);
 		}
 	}
 #endif
 	cs->hw.hfcD.addr = card->para[1] & 0xfffe;
 	cs->irq = card->para[0];
 	cs->hw.hfcD.cip = 0;
 	cs->hw.hfcD.int_s1 = 0;
 	cs->hw.hfcD.send = NULL;
 	cs->bcs[0].hw.hfc.send = NULL;
 	cs->bcs[1].hw.hfc.send = NULL;
 	cs->hw.hfcD.dfifosize = 512;
 	cs->dc.hfcd.ph_state = 0;
 	cs->hw.hfcD.fifo = 255;
 	if (cs->typ == ISDN_CTYPE_TELES3C) {
 		cs->hw.hfcD.bfifosize = 1024 + 512;
 	} else if (cs->typ == ISDN_CTYPE_ACERP10) {
 		cs->hw.hfcD.bfifosize = 7 * 1024 + 512;
 	} else
 		return (0);
 	if (!request_region(cs->hw.hfcD.addr, 2, "HFCS isdn")) {
 		printk(KERN_WARNING
 		       "HiSax: %s config port %x-%x already in use\n",
 		       CardType[card->typ],
 		       cs->hw.hfcD.addr,
 		       cs->hw.hfcD.addr + 2);
 		return (0);
 	}
 	printk(KERN_INFO
 	       "HFCS: defined at 0x%x IRQ %d HZ %d\n",
 	       cs->hw.hfcD.addr,
 	       cs->irq, HZ);
 	if (cs->typ == ISDN_CTYPE_TELES3C) {
 		/* Teles 16.3c IO ADR is 0x200 | YY0U (YY Bit 15/14 address) */
 		outb(0x00, cs->hw.hfcD.addr);
 		outb(0x56, cs->hw.hfcD.addr | 1);
 	} else if (cs->typ == ISDN_CTYPE_ACERP10) {
 		/* Acer P10 IO ADR is 0x300 */
 		outb(0x00, cs->hw.hfcD.addr);
 		outb(0x57, cs->hw.hfcD.addr | 1);
 	}
 	set_cs_func(cs);
 	timer_setup(&cs->hw.hfcD.timer, hfcs_Timer, 0);
 	cs->cardmsg = &hfcs_card_msg;
 	cs->irq_func = &hfcs_interrupt;
 	return (1);
 }
	/* $Id: hfcscard.c,v 1.10.2.4 2004/01/14 16:04:48 keil Exp $
	*
	* low level stuff for hfcs based cards (Teles3c, ACER P10)
	*
	* Author Karsten Keil
	* Copyright by Karsten Keil <keil@isdn4linux.de>
	*
	* This software may be used and distributed according to the terms
	* of the GNU General Public License, incorporated herein by reference.
	*
	*/

	#include <linux/init.h>
	#include <linux/isapnp.h>
	#include "hisax.h"
	#include "hfc_2bds0.h"
	#include "isdnl1.h"

	static const char *hfcs_revision = "$Revision: 1.10.2.4 $";

	static irqreturn_t
	hfcs_interrupt(int intno, void *dev_id)
	{
	struct IsdnCardState *cs = dev_id;
	u_char val, stat;
	u_long flags;

	spin_lock_irqsave(&cs->lock, flags);
	if ((HFCD_ANYINT \| HFCD_BUSY_NBUSY) &
	(stat = cs->BC_Read_Reg(cs, HFCD_DATA, HFCD_STAT))) {
	val = cs->BC_Read_Reg(cs, HFCD_DATA, HFCD_INT_S1);
	if (cs->debug & L1_DEB_ISAC)
	debugl1(cs, "HFCS: stat(%02x) s1(%02x)", stat, val);
	hfc2bds0_interrupt(cs, val);
	} else {
	if (cs->debug & L1_DEB_ISAC)
	debugl1(cs, "HFCS: irq_no_irq stat(%02x)", stat);
	}
	spin_unlock_irqrestore(&cs->lock, flags);
	return IRQ_HANDLED;
	}

	static void
	hfcs_Timer(struct timer_list *t)
	{
	struct IsdnCardState *cs = from_timer(cs, t, hw.hfcD.timer);
	cs->hw.hfcD.timer.expires = jiffies + 75;
	/* WD RESET */
	/* WriteReg(cs, HFCD_DATA, HFCD_CTMT, cs->hw.hfcD.ctmt \| 0x80);
	add_timer(&cs->hw.hfcD.timer);
	*/
	}

	static void
	release_io_hfcs(struct IsdnCardState *cs)
	{
	release2bds0(cs);
	del_timer(&cs->hw.hfcD.timer);
	if (cs->hw.hfcD.addr)
	release_region(cs->hw.hfcD.addr, 2);
	}

	static void
	reset_hfcs(struct IsdnCardState *cs)
	{
	printk(KERN_INFO "HFCS: resetting card\n");
	cs->hw.hfcD.cirm = HFCD_RESET;
	if (cs->typ == ISDN_CTYPE_TELES3C)
	cs->hw.hfcD.cirm \|= HFCD_MEM8K;
	cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_CIRM, cs->hw.hfcD.cirm); /* Reset On */
	mdelay(10);
	cs->hw.hfcD.cirm = 0;
	if (cs->typ == ISDN_CTYPE_TELES3C)
	cs->hw.hfcD.cirm \|= HFCD_MEM8K;
	cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_CIRM, cs->hw.hfcD.cirm); /* Reset Off */
	mdelay(10);
	if (cs->typ == ISDN_CTYPE_TELES3C)
	cs->hw.hfcD.cirm \|= HFCD_INTB;
	else if (cs->typ == ISDN_CTYPE_ACERP10)
	cs->hw.hfcD.cirm \|= HFCD_INTA;
	cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_CIRM, cs->hw.hfcD.cirm);
	cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_CLKDEL, 0x0e);
	cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_TEST, HFCD_AUTO_AWAKE); /* S/T Auto awake */
	cs->hw.hfcD.ctmt = HFCD_TIM25 \| HFCD_AUTO_TIMER;
	cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_CTMT, cs->hw.hfcD.ctmt);
	cs->hw.hfcD.int_m2 = HFCD_IRQ_ENABLE;
	cs->hw.hfcD.int_m1 = HFCD_INTS_B1TRANS \| HFCD_INTS_B2TRANS \|
	HFCD_INTS_DTRANS \| HFCD_INTS_B1REC \| HFCD_INTS_B2REC \|
	HFCD_INTS_DREC \| HFCD_INTS_L1STATE;
	cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_INT_M1, cs->hw.hfcD.int_m1);
	cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_INT_M2, cs->hw.hfcD.int_m2);
	cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_STATES, HFCD_LOAD_STATE \| 2); /* HFC ST 2 */
	udelay(10);
	cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_STATES, 2); /* HFC ST 2 */
	cs->hw.hfcD.mst_m = HFCD_MASTER;
	cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_MST_MODE, cs->hw.hfcD.mst_m); /* HFC Master */
	cs->hw.hfcD.sctrl = 0;
	cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_SCTRL, cs->hw.hfcD.sctrl);
	}

	static int
	hfcs_card_msg(struct IsdnCardState cs, int mt, void arg)
	{
	u_long flags;
	int delay;

	if (cs->debug & L1_DEB_ISAC)
	debugl1(cs, "HFCS: card_msg %x", mt);
	switch (mt) {
	case CARD_RESET:
	spin_lock_irqsave(&cs->lock, flags);
	reset_hfcs(cs);
	spin_unlock_irqrestore(&cs->lock, flags);
	return (0);
	case CARD_RELEASE:
	release_io_hfcs(cs);
	return (0);
	case CARD_INIT:
	delay = (75 * HZ) / 100 + 1;
	mod_timer(&cs->hw.hfcD.timer, jiffies + delay);
	spin_lock_irqsave(&cs->lock, flags);
	reset_hfcs(cs);
	init2bds0(cs);
	spin_unlock_irqrestore(&cs->lock, flags);
	delay = (80 * HZ) / 1000 + 1;
	msleep(80);
	spin_lock_irqsave(&cs->lock, flags);
	cs->hw.hfcD.ctmt \|= HFCD_TIM800;
	cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_CTMT, cs->hw.hfcD.ctmt);
	cs->BC_Write_Reg(cs, HFCD_DATA, HFCD_MST_MODE, cs->hw.hfcD.mst_m);
	spin_unlock_irqrestore(&cs->lock, flags);
	return (0);
	case CARD_TEST:
	return (0);
	}
	return (0);
	}

	#ifdef __ISAPNP__
	static struct isapnp_device_id hfc_ids[] = {
	{ ISAPNP_VENDOR('A', 'N', 'X'), ISAPNP_FUNCTION(0x1114),
	ISAPNP_VENDOR('A', 'N', 'X'), ISAPNP_FUNCTION(0x1114),
	(unsigned long) "Acer P10" },
	{ ISAPNP_VENDOR('B', 'I', 'L'), ISAPNP_FUNCTION(0x0002),
	ISAPNP_VENDOR('B', 'I', 'L'), ISAPNP_FUNCTION(0x0002),
	(unsigned long) "Billion 2" },
	{ ISAPNP_VENDOR('B', 'I', 'L'), ISAPNP_FUNCTION(0x0001),
	ISAPNP_VENDOR('B', 'I', 'L'), ISAPNP_FUNCTION(0x0001),
	(unsigned long) "Billion 1" },
	{ ISAPNP_VENDOR('T', 'A', 'G'), ISAPNP_FUNCTION(0x7410),
	ISAPNP_VENDOR('T', 'A', 'G'), ISAPNP_FUNCTION(0x7410),
	(unsigned long) "IStar PnP" },
	{ ISAPNP_VENDOR('T', 'A', 'G'), ISAPNP_FUNCTION(0x2610),
	ISAPNP_VENDOR('T', 'A', 'G'), ISAPNP_FUNCTION(0x2610),
	(unsigned long) "Teles 16.3c" },
	{ ISAPNP_VENDOR('S', 'F', 'M'), ISAPNP_FUNCTION(0x0001),
	ISAPNP_VENDOR('S', 'F', 'M'), ISAPNP_FUNCTION(0x0001),
	(unsigned long) "Tornado Tipa C" },
	{ ISAPNP_VENDOR('K', 'Y', 'E'), ISAPNP_FUNCTION(0x0001),
	ISAPNP_VENDOR('K', 'Y', 'E'), ISAPNP_FUNCTION(0x0001),
	(unsigned long) "Genius Speed Surfer" },
	{ 0, }
	};

	static struct isapnp_device_id *ipid = &hfc_ids[0];
	static struct pnp_card *pnp_c = NULL;
	#endif

	int setup_hfcs(struct IsdnCard *card)
	{
	struct IsdnCardState *cs = card->cs;
	char tmp[64];

	strcpy(tmp, hfcs_revision);
	printk(KERN_INFO "HiSax: HFC-S driver Rev. %s\n", HiSax_getrev(tmp));

	#ifdef __ISAPNP__
	if (!card->para[1] && isapnp_present()) {
	struct pnp_dev *pnp_d;
	while (ipid->card_vendor) {
	if ((pnp_c = pnp_find_card(ipid->card_vendor,
	ipid->card_device, pnp_c))) {
	pnp_d = NULL;
	if ((pnp_d = pnp_find_dev(pnp_c,
	ipid->vendor, ipid->function, pnp_d))) {
	int err;

	printk(KERN_INFO "HiSax: %s detected\n",
	(char *)ipid->driver_data);
	pnp_disable_dev(pnp_d);
	err = pnp_activate_dev(pnp_d);
	if (err < 0) {
	printk(KERN_WARNING "%s: pnp_activate_dev ret(%d)\n",
	__func__, err);
	return (0);
	}
	card->para[1] = pnp_port_start(pnp_d, 0);
	card->para[0] = pnp_irq(pnp_d, 0);
	if (card->para[0] == -1 \|\| !card->para[1]) {
	printk(KERN_ERR "HFC PnP:some resources are missing %ld/%lx\n",
	card->para[0], card->para[1]);
	pnp_disable_dev(pnp_d);
	return (0);
	}
	break;
	} else {
	printk(KERN_ERR "HFC PnP: PnP error card found, no device\n");
	}
	}
	ipid++;
	pnp_c = NULL;
	}
	if (!ipid->card_vendor) {
	printk(KERN_INFO "HFC PnP: no ISAPnP card found\n");
	return (0);
	}
	}
	#endif
	cs->hw.hfcD.addr = card->para[1] & 0xfffe;
	cs->irq = card->para[0];
	cs->hw.hfcD.cip = 0;
	cs->hw.hfcD.int_s1 = 0;
	cs->hw.hfcD.send = NULL;
	cs->bcs[0].hw.hfc.send = NULL;
	cs->bcs[1].hw.hfc.send = NULL;
	cs->hw.hfcD.dfifosize = 512;
	cs->dc.hfcd.ph_state = 0;
	cs->hw.hfcD.fifo = 255;
	if (cs->typ == ISDN_CTYPE_TELES3C) {
	cs->hw.hfcD.bfifosize = 1024 + 512;
	} else if (cs->typ == ISDN_CTYPE_ACERP10) {
	cs->hw.hfcD.bfifosize = 7 * 1024 + 512;
	} else
	return (0);
	if (!request_region(cs->hw.hfcD.addr, 2, "HFCS isdn")) {
	printk(KERN_WARNING
	"HiSax: %s config port %x-%x already in use\n",
	CardType[card->typ],
	cs->hw.hfcD.addr,
	cs->hw.hfcD.addr + 2);
	return (0);
	}
	printk(KERN_INFO
	"HFCS: defined at 0x%x IRQ %d HZ %d\n",
	cs->hw.hfcD.addr,
	cs->irq, HZ);
	if (cs->typ == ISDN_CTYPE_TELES3C) {
	/* Teles 16.3c IO ADR is 0x200 \| YY0U (YY Bit 15/14 address) */
	outb(0x00, cs->hw.hfcD.addr);
	outb(0x56, cs->hw.hfcD.addr \| 1);
	} else if (cs->typ == ISDN_CTYPE_ACERP10) {
	/* Acer P10 IO ADR is 0x300 */
	outb(0x00, cs->hw.hfcD.addr);
	outb(0x57, cs->hw.hfcD.addr \| 1);
	}
	set_cs_func(cs);
	timer_setup(&cs->hw.hfcD.timer, hfcs_Timer, 0);
	cs->cardmsg = &hfcs_card_msg;
	cs->irq_func = &hfcs_interrupt;
	return (1);
	}