path: root/main/dahdi-linux-grsec/dahdi-linux-2.2.0-hfc-4s.patch

--- a/drivers/dahdi/wcb4xxp/base.c	2009-06-24 13:17:03.000000000 +0000
+++ b/drivers/dahdi/wcb4xxp/base.c	2009-06-24 13:40:15.000000000 +0000
@@ -75,7 +75,7 @@
 #define DBG_SPANFILTER		((1 << bspan->port) & spanfilter)
 
 static int debug = 0;
-static int spanfilter = 15;
+static int spanfilter = 255; /* Bitmap .. 1, 2, 4, 8, 16, 32, 64, 128 for ports 1-8 */
 #ifdef LOOPBACK_SUPPORTED
 static int loopback = 0;
 #endif
@@ -114,9 +114,21 @@
 struct devtype {
 	char *desc;
 	unsigned int flags;
+	int ports;      /* Number of ports the card has */
+	int has_ec;     /* Does the card have an Echo Canceller  */
+	enum cards_ids card_type;       /* Card type - Digium B410P, ... */
 };
 
-static struct devtype wcb4xxp = { "Wildcard B410P", 0 };
+static struct devtype wcb4xxp = { "Wildcard B410P", .ports = 4, .has_ec = 1, .card_type = B410P  };
+static struct devtype hfc2s =  { "HFC-2S Junghanns.NET duoBRI PCI", .ports = 2, .has_ec = 0, .card_type = DUOBRI };
+static struct devtype hfc4s =  { "HFC-4S Junghanns.NET quadBRI PCI", .ports = 4, .has_ec = 0, .card_type = QUADBRI };
+static struct devtype hfc8s =  { "HFC-4S Junghanns.NET octoBRI PCI", .ports = 8, .has_ec = 0, .card_type = OCTOBRI };
+static struct devtype hfc2s_OV ={ "OpenVox B200P", .ports = 2, .has_ec = 0, .card_type = B200P_OV };
+static struct devtype hfc4s_OV ={ "OpenVox B400P", .ports = 4, .has_ec = 0, .card_type = B400P_OV };
+static struct devtype hfc8s_OV ={ "OpenVox B800P", .ports = 8, .has_ec = 0, .card_type = B800P_OV }; 
+static struct devtype hfc2s_BN ={ "BeroNet BN2S0", .ports = 2, .has_ec = 0, .card_type = BN2S0 };
+static struct devtype hfc4s_BN ={ "BeroNet BN4S0", .ports = 4, .has_ec = 0, .card_type = BN4S0 };
+static struct devtype hfc8s_BN ={ "BeroNet BN8S0", .ports = 8, .has_ec = 0, .card_type = BN8S0 };
 
 static int echocan_create(struct dahdi_chan *chan, struct dahdi_echocanparams *ecp,
 			   struct dahdi_echocanparam *p, struct dahdi_echocan_state **ec);
@@ -403,7 +415,14 @@
 
 	mb();
 
-	b4xxp_setreg8(b4, R_GPIO_SEL, 0xf0);	/* GPIO0..7 S/T, 8..15 GPIO */
+	if ((b4->card_type == OCTOBRI) || (b4->card_type == B800P_OV) || (b4->card_type == BN8S0))
+	    {
+	    b4xxp_setreg8(b4, R_GPIO_SEL, 0x00);	/* GPIO0..15 S/T - HFC-8S uses GPIO8-15 for S/T ports 5-8 */
+	    }
+	    else
+	    {
+	    b4xxp_setreg8(b4, R_GPIO_SEL, 0xf0);	/* GPIO0..7 S/T, 8..15 GPIO */
+	    }
 
 	mb();
 
@@ -618,13 +637,16 @@
 	unsigned char b;
 	unsigned int i, j, mask;
 
+	if (! b4->has_ec)   /* Avoid Echo Cancelling for non hardware echo canceller cards */
+		return;
+
 /* Setup GPIO */
 	for (i=0; i < NUM_EC; i++) {
 		b = ec_read(b4, i, 0x1a0);
 
 		dev_info(b4->dev, "VPM %d/%d init: chip ver %02x\n", i, NUM_EC - 1, b);
 
-		for (j=0; j < 4; j++) {
+		for (j=0; j < b4->numspans; j++) {
 			ec_write(b4, i, 0x1a8 + j, 0x00);	/* GPIO out */
 			ec_write(b4, i, 0x1ac + j, 0x00);	/* GPIO dir */
 			ec_write(b4, i, 0x1b0 + j, 0x00);	/* GPIO sel */
@@ -1008,7 +1030,15 @@
 	int fifo, hfc_chan;
 	unsigned long irq_flags;
 
-	fifo = port + 8;
+	if ((b4->card_type == B800P_OV) || (b4->card_type == OCTOBRI) || (b4->card_type == BN8S0))
+	    {
+	    fifo = port + 16; /* In HFC-8S cards we can't use ports 8-11 for dchan FIFOs */
+	    }
+	    else
+	    {
+	    fifo = port + 8;
+	    }
+	    
 	hfc_chan = (port * 4) + 2;
 
 /* record the host's FIFO # in the span fifo array */
@@ -1210,7 +1240,7 @@
 	int i, j;
 	struct b4xxp_span *s;
 
-	for (i=0; i < 4; i++) {
+	for (i=0; i < b4->numspans; i++) {
 		s = &b4->spans[i];
 
 		for (j=HFC_T1; j <= HFC_T3; j++) {
@@ -1413,12 +1443,21 @@
 
 	gpio = b4xxp_getreg8(b4, R_GPI_IN3);
 
-	for (i=0; i < 4; i++) {
+	for (i=0; i < b4->numspans; i++) {
 		s = &b4->spans[i];
 		s->parent = b4;
 		s->port = i;
 
-		nt = ((gpio & (1 << (i + 4))) == 0);		/* GPIO=0 = NT mode */
+		/* The way the Digium B410P card reads the NT/TE mode 
+		 * jumper is the oposite of how other HFC-4S cards do: 
+		 * - In B410P: GPIO=0: NT
+		 * - In Junghanns: GPIO=0: TE
+		 */
+		if (b4->card_type == B410P)
+			nt = ((gpio & (1 << (i + 4))) == 0);
+		else
+			nt = ((gpio & (1 << (i + 4))) != 0);
+
 		s->te_mode = !nt;
 
 		dev_info(b4->dev, "Port %d: %s mode\n", i + 1, (nt ? "NT" : "TE"));
@@ -1774,9 +1813,15 @@
 
 /*
  * set up the clock controller
- * we have a 24.576MHz crystal, so the PCM clock is 2x the incoming clock.
+ * B410P has a 24.576MHz crystal, so the PCM clock is 2x the incoming clock.
+ * Other cards have a 49.152Mhz crystal, so the PCM clock equals incoming clock.
  */
-	b4xxp_setreg8(b4, R_BRG_PCM_CFG, 0x02);
+	
+	if (b4->card_type == B410P)
+	    b4xxp_setreg8(b4, R_BRG_PCM_CFG,0x02);
+	else
+	    b4xxp_setreg8(b4, R_BRG_PCM_CFG, V_PCM_CLK);
+	    
 	flush_pci();
 
 	udelay(100);				/* wait a bit for clock to settle */
@@ -1807,7 +1852,7 @@
 
 /*
  * set up the flow controller.
- * B channel map:
+ * B channel map: (4 ports cards with Hardware Echo Cancel present & active)
  * FIFO 0 connects Port 1 B0 using HFC channel 16 and PCM timeslots 0/1.
  * FIFO 1 connects Port 1 B1 using HFC channel 17 and PCM timeslots 4/5.
  * FIFO 2 connects Port 2 B0 using HFC channel 20 and PCM timeslots 8/9.
@@ -1822,14 +1867,35 @@
  *
  * D channels are handled by FIFOs 8-11.
  * FIFO 8 connects Port 1 D using HFC channel 3
- * FIFO 9 connects Port 1 D using HFC channel 7
- * FIFO 10 connects Port 1 D using HFC channel 11
- * FIFO 11 connects Port 1 D using HFC channel 15
+ * FIFO 9 connects Port 2 D using HFC channel 7
+ * FIFO 10 connects Port 3 D using HFC channel 11
+ * FIFO 11 connects Port 4 D using HFC channel 15
+ *
+ * D channel FIFOs are operated in HDLC mode and interrupt on end of frame.
+ * 
+ * B channel map: (8 ports cards without Hardware Echo Cancel)
+ * FIFO 0 connects Port 1 B0 using HFC channel 0
+ * FIFO 1 connects Port 1 B1 using HFC channel 1
+ * FIFO 2 connects Port 2 B0 using HFC channel 4
+ * FIFO 3 connects Port 2 B1 using HFC channel 5
+ * .........................
+ * FIFO 14 connects Port 8 B0 using HFC channel 28
+ * FIFO 15 connects Port 8 B1 using HFC channel 29
+ *
+ * All B channel FIFOs have their HDLC controller in transparent mode,
+ * and only the FIFO for B0 on each port has its interrupt operational.
  *
+ * D channels are handled by FIFOs 16-23.
+ * FIFO 16 connects Port 1 D using HFC channel 3
+ * FIFO 17 connects Port 2 D using HFC channel 7
+ * FIFO 18 connects Port 3 D using HFC channel 11
+ * FIFO 19 connects Port 4 D using HFC channel 15
+ * ................
+ * FIFO 23 connects Port 8 D using HFC channel 31
  * D channel FIFOs are operated in HDLC mode and interrupt on end of frame.
  */
 	for (span=0; span < b4->numspans; span++) {
-		if (vpmsupport) {
+		if ((vpmsupport) && (b4->has_ec)) {
 			hfc_assign_bchan_fifo_ec(b4, span, 0);
 			hfc_assign_bchan_fifo_ec(b4, span, 1);
 		} else {
@@ -1854,6 +1920,145 @@
 	ec_write(b4, 0, 0x1a8 + 3, val);
 }
 
+static void b4xxp_update_leds_hfc_8s(struct b4xxp *b4)
+{
+	unsigned long lled;
+	unsigned long leddw;
+	int i,j;
+	struct b4xxp_span *bspan;
+	lled = 0;
+	j=8;
+	
+	b4->blinktimer++;
+	for (i=0; i < 8; i++) {
+		bspan = &b4->spans[i];
+		j = j -1 ; /* Leds are in reverse order - Led 7 => Port 0 */
+		if (bspan->span.flags & DAHDI_FLAG_RUNNING) {
+			if (bspan->span.alarms) {
+			    lled |= 1 << j;  /* Led OFF in alarm state */
+			} else if (bspan->span.mainttimer || bspan->span.maintstat) {
+				if (b4->blinktimer >= 0x7f) /* Led Blinking in maint state */
+					{
+					lled |= 1 << j;
+					}
+					else
+					{
+					lled |= 0 << j;
+					}
+			} else {
+				
+				lled |= 0 << j; /* Led ON - No alarms */
+			}
+		} 
+		else  
+			lled |= 1 << j; /* Led OFF - Not running */
+	}
+		/* Write Leds...*/
+		leddw = lled << 24 | lled << 16 | lled << 8 | lled;
+		b4xxp_setreg8(b4, R_BRG_PCM_CFG, 0x21);
+		iowrite16(0x4000, b4->ioaddr + 4);
+		iowrite32(leddw, b4->ioaddr);
+		b4xxp_setreg8(b4, R_BRG_PCM_CFG, 0x20);
+	
+	if (b4->blinktimer == 0xff) {
+		b4->blinktimer = -1;
+	}
+}
+
+static void b4xxp_update_leds_hfc(struct b4xxp *b4)
+{
+	int i, leds;
+	int led[4];
+	struct b4xxp_span *bspan;
+	
+	b4->blinktimer++;
+	for (i=0; i < b4->numspans; i++) {
+		bspan = &b4->spans[i];
+
+		if (bspan->span.flags & DAHDI_FLAG_RUNNING) {
+			if (bspan->span.alarms) {
+				if (b4->blinktimer >= 0x7f) /* Red blinking -> Alarm */
+					{
+					led[i] = 2; 
+					}
+					else
+					{
+					led[i] = 0;
+					}
+			} else if (bspan->span.mainttimer || bspan->span.maintstat) {
+				if (b4->blinktimer >= 0x7f) /* Green blinking -> Maint status */
+					{
+					led[i] = 1;
+					}
+					else
+					{
+					led[i] = 0;
+					}
+			} else {
+				/* No Alarm - Green */
+				led[i] = 1;
+			}
+		} 
+		else
+			led[i] = 0; /* OFF - Not running */
+	}
+
+	/* Each card manage leds in a different way. So one section per card type */
+	 
+	if (b4->card_type == B400P_OV) {
+		leds = ((led[0] > 0) << 0) | ((led[1] > 0) << 1) | 
+			((led[2] > 0) << 2) | ((led[3] > 0) << 3) | 
+			((led[0] & 1) << 4) | ((led[1] & 1) << 5) |
+			((led[2] & 1) << 6) | ((led[3] & 1) << 7); /* Tested OK */
+		b4xxp_setreg8(b4, R_GPIO_EN1, leds & 0x0f); 
+		b4xxp_setreg8(b4, R_GPIO_OUT1, leds  >> 4); 
+	}
+
+	else if (b4->card_type  == QUADBRI) {
+		leds = ((led[0] > 0) << 0) | ((led[1] > 0) << 1) | 
+			((led[2] > 0) << 2) | ((led[3] > 0) << 3) | 
+			((led[0] & 1) << 4) | ((led[1] & 1) << 5) |
+			((led[2] & 1) << 6) | ((led[3] & 1) << 7); /* UNTESTED */
+		b4xxp_setreg8(b4, R_GPIO_EN1, leds & 0x0f); 
+		b4xxp_setreg8(b4, R_GPIO_OUT1, leds  >> 4); 
+	}
+		
+	else if (b4->card_type  == BN4S0) {
+		leds = ((led[0] > 0) << 0) | ((led[1] > 0) << 1) | 
+			((led[2] > 0) << 2) | ((led[3] > 0) << 3) | 
+			((led[0] & 1) << 4) | ((led[1] & 1) << 5) |
+			((led[2] & 1) << 6) | ((led[3] & 1) << 7); /* UNTESTED */
+		b4xxp_setreg8(b4, R_GPIO_EN1, leds & 0x0f); 
+		b4xxp_setreg8(b4, R_GPIO_OUT1, leds  >> 4); 
+	}
+		
+	else if (b4->card_type  == B200P_OV) {
+		leds = ((led[0] > 0) << 0) | ((led[1] > 0) << 1) | 
+			((led[0] & 1) << 4) | ((led[1] & 1) << 5);
+		b4xxp_setreg8(b4, R_GPIO_EN1, leds & 0x0f); 
+		b4xxp_setreg8(b4, R_GPIO_OUT1, leds  >> 4); /* Tested OK */
+	} 
+
+	else if (b4->card_type  == DUOBRI) {
+		leds = ((led[0] > 0) << 0) | ((led[1] > 0) << 1) | 
+			((led[0] & 1) << 4) | ((led[1] & 1) << 5);
+		b4xxp_setreg8(b4, R_GPIO_EN1, leds & 0x0f); 
+		b4xxp_setreg8(b4, R_GPIO_OUT1, leds  >> 4); /* UNTESTED */
+	} 
+
+	else if (b4->card_type  == BN2S0) {
+		leds = ((led[0] > 0) << 0) | ((led[1] > 0) << 1) | 
+			((led[0] & 1) << 4) | ((led[1] & 1) << 5);
+		b4xxp_setreg8(b4, R_GPIO_EN1, leds & 0x0f); 
+		b4xxp_setreg8(b4, R_GPIO_OUT1, leds  >> 4); /* UNTESTED */
+	} 
+
+	if (b4->blinktimer == 0xff) {
+		b4->blinktimer = -1;
+	}
+
+}
+
 static void b4xxp_set_span_led(struct b4xxp *b4, int span, unsigned char val)
 {
 	int shift, spanmask;
@@ -1871,6 +2076,18 @@
 	int i;
 	struct b4xxp_span *bspan;
 
+	if (b4->numspans == 8) { 
+		/* Use the alternative function for non-Digium HFC-8S cards */
+	    	b4xxp_update_leds_hfc_8s(b4); 
+		return; 
+	} 
+
+	 if (b4->card_type != B410P) {
+		 /* Use the alternative function for non-Digium HFC-4S cards */
+		 b4xxp_update_leds_hfc(b4);
+		 return;
+	 }
+
 	b4->blinktimer++;
 	for (i=0; i < b4->numspans; i++) {
 		bspan = &b4->spans[i];
@@ -2174,7 +2391,7 @@
 		bspan->span.close  = b4xxp_close;
 		bspan->span.ioctl = b4xxp_ioctl;
 		bspan->span.hdlc_hard_xmit = b4xxp_hdlc_hard_xmit;
-		if (vpmsupport)
+		if (vpmsupport && b4->has_ec)
 			bspan->span.echocan_create = echocan_create;
 
 /* HDLC stuff */
@@ -2281,13 +2498,24 @@
 static void b4xxp_bottom_half(unsigned long data)
 {
 	struct b4xxp *b4 = (struct b4xxp *)data;
-	int i, j, k, gotrxfifo, fifo;
+	int i, j, k, gotrxfifo, fifo, fifo_low, fifo_high;
 	unsigned char b, b2;
 
 	if (b4->shutdown)
 		return;
 
 	gotrxfifo = 0;
+	if ( b4->numspans == 8 )  /* HFC-4S d-chan fifos 8-11 *** HFC-8S d-chan fifos 16-23 */
+	    {
+	    fifo_low = 16;
+	    fifo_high = 23;
+	    }
+	    else
+	    {
+	    fifo_low = 8;
+	    fifo_high = 11;
+	    }
+
 
 	for (i=0; i < 8; i++) {
 		b = b2 = b4->fifo_irqstatus[i];
@@ -2296,7 +2524,7 @@
 			fifo = i*4 + j;
 
 			if (b & V_IRQ_FIFOx_TX) {
-				if (fifo >=8 && fifo <= 11) {		/* d-chan fifo */
+				if (fifo >= fifo_low && fifo <= fifo_high) {	/* d-chan fifos */
 /*
  * WOW I don't like this.
  * It's bad enough that I have to send a fake frame to get an HDLC TX FIFO interrupt,
@@ -2305,7 +2533,7 @@
  * Yuck.  It works well, but yuck.
  */
 					do {
-						k = hdlc_tx_frame(&b4->spans[fifo - 8]);
+						k = hdlc_tx_frame(&b4->spans[fifo - fifo_low]);
 					}  while (k);
 				} else {
 					if (printk_ratelimit())
@@ -2314,7 +2542,7 @@
 			}
 
 			if (b & V_IRQ_FIFOx_RX) {
-				if (fifo >=8 && fifo <= 11) {
+				if (fifo >= fifo_low && fifo <= fifo_high) {	/* dchan fifos */
 /*
  * I have to loop here until hdlc_rx_frame says there are no more frames waiting.
  * for whatever reason, the HFC will not generate another interrupt if there are
@@ -2322,7 +2550,7 @@
  * i.e. I get an int when F1 changes, not when F1 != F2.
  */
 					do {
-						k = hdlc_rx_frame(&b4->spans[fifo - 8]);
+						k = hdlc_rx_frame(&b4->spans[fifo - fifo_low]);
 					} while (k);
 				} else {
 					if (printk_ratelimit())
@@ -2404,8 +2632,8 @@
 	sprintf(sBuf, "Card %d, PCI identifier %s, IRQ %d\n", b4->cardno + 1, b4->dev->bus_id, b4->irq);
 
 	strcat(sBuf,"Tx:\n");
-	for (j=0; j<8; j++) {
-		for (i=0; i<12; i++) {
+	for (j=0; j<(b4->numspans * 2) ; j++) {			/* B Channels */
+		for (i=0; i<(b4->numspans * 3) ; i++) {		/* All Channels */
 			chan = b4->spans[i/3].chans[i%3];
 			sprintf(str, "%02x ", chan->writechunk[j]);
 			strcat(sBuf, str);
@@ -2415,8 +2643,8 @@
 	}
 
 	strcat(sBuf, "\nRx:\n");
-	for (j=0; j < 8; j++) {
-		for (i=0; i < 12; i++) {
+	for (j=0; j < (b4->numspans * 2); j++) {		/* B Channels */
+		for (i=0; i < (b4->numspans * 3); i++) { 	/* All Channels */
 			chan = b4->spans[i / 3].chans[i % 3];
 			sprintf(str, "%02x%c", chan->readchunk[j], (i == 11) ? '\n' : ' ');
 			strcat(sBuf, str);
@@ -2424,7 +2652,7 @@
 	}
 
 	strcat(sBuf, "\nPort states:\n");
-	for (i=0; i < 4; i++) {
+	for (i=0; i < b4->numspans; i++) {
 		int state;
 		char *x;
 		struct b4xxp_span *s = &b4->spans[i];
@@ -2519,7 +2747,8 @@
 /* card found, enabled and main struct allocated.  Fill it out. */
 	b4->magic = WCB4XXP_MAGIC;
 	b4->variety = dt->desc;
-
+	b4->has_ec = dt->has_ec;
+	b4->card_type = dt->card_type;
 	b4->pdev = pdev;
 	b4->dev = &pdev->dev;
 	pci_set_drvdata(pdev, b4);
@@ -2533,7 +2762,7 @@
 	spin_lock_init(&b4->fifolock);
 
 	x = b4xxp_getreg8(b4, R_CHIP_ID);
-	if (x != 0xc0) {				/* wrong chip? */
+	if ((x != 0xc0) && ( x != 0x80)) {		/* wrong chip? */
 		dev_err(&pdev->dev, "Unknown/unsupported controller detected (R_CHIP_ID = 0x%02x)\n", x);
 		goto err_out_free_mem;
 	}
@@ -2548,7 +2777,7 @@
 */
 
 /* TODO: determine whether this is a 2, 4 or 8 port card */
-	b4->numspans = 4;
+	b4->numspans = dt->ports;
 	b4->syncspan = -1;		/* sync span is unknown */
 	if (b4->numspans > MAX_SPANS_PER_CARD) {
 		dev_err(b4->dev, "Driver does not know how to handle a %d span card!\n", b4->numspans);
@@ -2696,7 +2925,17 @@
 static struct pci_device_id b4xx_ids[] __devinitdata =
 {
 	{ 0xd161, 0xb410, PCI_ANY_ID, PCI_ANY_ID, 0, 0, (unsigned long)&wcb4xxp },
-	{ 0, }
+	{ 0x1397, 0x16b8, 0x1397, 0xe552, 0, 0, (unsigned long)&hfc8s },
+	{ 0x1397, 0x08b4, 0x1397, 0xb520, 0, 0, (unsigned long)&hfc4s },
+	{ 0x1397, 0x08b4, 0x1397, 0xb556, 0, 0, (unsigned long)&hfc2s },
+	{ 0x1397, 0x08b4, 0x1397, 0xe884, 0, 0, (unsigned long)&hfc2s_OV },
+	{ 0x1397, 0x08b4, 0x1397, 0xe888, 0, 0, (unsigned long)&hfc4s_OV },
+	{ 0x1397, 0x16b8, 0x1397, 0xe998, 0, 0, (unsigned long)&hfc8s_OV },
+	{ 0x1397, 0x08b4, 0x1397, 0xb566, 0, 0, (unsigned long)&hfc2s_BN },
+	{ 0x1397, 0x08b4, 0x1397, 0xb560, 0, 0, (unsigned long)&hfc4s_BN },
+	{ 0x1397, 0x16b8, 0x1397, 0xb562, 0, 0, (unsigned long)&hfc8s_BN },
+	{0, }
+
 };
 
 static struct pci_driver b4xx_driver = {
@@ -2756,7 +2995,7 @@
 MODULE_PARM_DESC(timer_3_ms, "TE: msec to wait for link activation, NT: unused.");
 
 MODULE_AUTHOR("Digium Incorporated <support@digium.com>");
-MODULE_DESCRIPTION("B410P quad-port BRI module driver.");
+MODULE_DESCRIPTION("B410P & Similars multi-port BRI module driver.");
 MODULE_LICENSE("GPL");
 
 MODULE_DEVICE_TABLE(pci, b4xx_ids);
--- a/drivers/dahdi/wcb4xxp/wcb4xxp.h	2009-06-24 13:17:03.000000000 +0000
+++ b/drivers/dahdi/wcb4xxp/wcb4xxp.h	2009-06-24 13:18:07.000000000 +0000
@@ -378,7 +378,7 @@
 #define HFC_T3					2
 
 #define WCB4XXP_MAGIC				0xb410c0de
-#define MAX_SPANS_PER_CARD			4
+#define MAX_SPANS_PER_CARD			8
 
 #define WCB4XXP_CHANNELS_PER_SPAN		3	/* 2 B-channels and 1 D-Channel for each BRI span */
 #define WCB4XXP_HDLC_BUF_LEN			32	/* arbitrary, just the max # of byts we will send to DAHDI per call */
@@ -415,6 +415,19 @@
 	struct dahdi_chan _chans[WCB4XXP_CHANNELS_PER_SPAN]; /* Backing memory */
 };
 
+enum cards_ids {	/* Cards ==> Brand & Model 		*/
+	B410P = 0,	/* Digium B410P 			*/
+	B200P_OV,	/* OpenVox B200P 			*/
+	B400P_OV,	/* OpenVox B400P 			*/
+	B800P_OV,	/* OpenVox B800P 			*/
+	DUOBRI,		/* HFC-2S Junghanns.NET duoBRI PCI 	*/
+	QUADBRI,	/* HFC-4S Junghanns.NET quadBRI PCI	*/
+	OCTOBRI,	/* HFC-8S Junghanns.NET octoBRI PCI	*/
+	BN2S0,		/* BeroNet BN2S0			*/
+	BN4S0,		/* Beronet BN4S0			*/
+	BN8S0		/* BeroNet BN8S0			*/
+	};
+
 /* This structure exists one per card */
 struct b4xxp {
 	unsigned magic;				/* magic value to make sure we're looking at our struct */
@@ -449,10 +462,12 @@
 	int globalconfig;			/* Whether global setup has been done */
 	int syncspan;				/* span that HFC uses for sync on this card */
 	int running;				/* interrupts are enabled */
-
+	
 	struct b4xxp_span spans[MAX_SPANS_PER_CARD];	/* Individual spans */
 	int order;				/* Order */
 	int flags;				/* Device flags */
+	int has_ec;				/* Has ECHO Cancel */
+	enum cards_ids card_type;		/* Card Identifier (using ids_cards enum)*/
 	int master;				/* Are we master */
 	int ledreg;				/* copy of the LED Register */
 	unsigned int gpio;