From 4a37f022ab8af3d8a9412b85e220956bcf0d7ccb Mon Sep 17 00:00:00 2001
From: markster <markster@5390a7c7-147a-4af0-8ec9-7488f05a26cb>
Date: Fri, 4 Oct 2002 20:46:11 +0000
Subject: Version 0.3.1 from FTP

git-svn-id: http://svn.digium.com/svn/zaptel/trunk@114 5390a7c7-147a-4af0-8ec9-7488f05a26cb
---
 tor2.c | 83 +++++++++++++++++++++++++++++++++++++++++++++---------------------
 1 file changed, 57 insertions(+), 26 deletions(-)

(limited to 'tor2.c')

diff --git a/tor2.c b/tor2.c
index 8e1879a..cb93702 100755
--- a/tor2.c
+++ b/tor2.c
@@ -83,6 +83,7 @@ struct tor2 {
 	int alarmtimer[4];		/* Alarm timer */
 	char *type;			/* Type of tormenta 2 card */
 	int irq;			/* IRQ used by device */
+	int order;			/* Order */
 	int flags;			/* Device flags */
 	unsigned long plx_region;	/* phy addr of PCI9030 registers */
 	unsigned long plx_len;		/* length of PLX window */
@@ -133,6 +134,7 @@ static void tor2_tasklet(unsigned long data);
 #define	CTLREG	0x401
 #define	LEDREG	0x402
 #define	STATREG	0x400
+#define SWREG	0x401
 
 #define	INTENA	(1 + ((loopback & 3) << 5))
 #define	OUTBIT	(2 + ((loopback & 3) << 5))
@@ -159,6 +161,7 @@ struct tor2 *cards[MAX_TOR_CARDS];
 
 static int debug;
 static int loopback;
+static int highestorder;
 
 static void set_clear(struct tor2 *tor);
 static int tor2_startup(struct zt_span *span);
@@ -285,9 +288,41 @@ static void init_spans(struct tor2 *tor)
 	}
 }
 
+static int __devinit tor2_launch(struct tor2 *tor)
+{
+	printk("tor2: Launching card: %d\n", tor->order);
+	if (zt_register(&tor->spans[0], 0)) {
+		printk(KERN_ERR "Unable to register span %s\n", tor->spans[0].name);
+		return -1;
+	}
+	if (zt_register(&tor->spans[1], 0)) {
+		printk(KERN_ERR "Unable to register span %s\n", tor->spans[1].name);
+		zt_unregister(&tor->spans[0]);
+		return -1;
+	}
+	if (zt_register(&tor->spans[2], 0)) {
+		printk(KERN_ERR "Unable to register span %s\n", tor->spans[2].name);
+		zt_unregister(&tor->spans[0]);
+		zt_unregister(&tor->spans[1]);
+		return -1;
+	}
+	if (zt_register(&tor->spans[3], 0)) {
+		printk(KERN_ERR "Unable to register span %s\n", tor->spans[3].name);
+		zt_unregister(&tor->spans[0]);
+		zt_unregister(&tor->spans[1]);
+		zt_unregister(&tor->spans[2]);
+		return -1;
+	}
+	tor->plx[INTCSR] = cpu_to_le16(PLX_INTENA); /* enable PLX interrupt */
+#ifdef ENABLE_TASKLETS
+	tasklet_init(&tor->tor2_tlet, tor2_tasklet, (unsigned long)tor);
+#endif
+	return 0;
+}
+
 static int __devinit tor2_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 {
-	int res,x;
+	int res,x,f;
 	struct tor2 *tor;
 	unsigned long endjif;
 	volatile unsigned long *gpdata_io;
@@ -442,6 +477,7 @@ static int __devinit tor2_probe(struct pci_dev *pdev, const struct pci_device_id
 	tor->mem8[LEDREG] = 0;
 	for(x = 0; x < 256; x++) tor->mem32[x] = 0x7f7f7f7f;
 
+
 	if (request_irq(tor->irq, tor2_intr, SA_INTERRUPT | SA_SHIRQ, "tor2", tor)) {
 		printk(KERN_ERR "Unable to request tormenta IRQ %d\n", tor->irq);
 		goto err_out_release_all;
@@ -458,32 +494,27 @@ static int __devinit tor2_probe(struct pci_dev *pdev, const struct pci_device_id
 	}
 	init_spans(tor); 
 
-	if (zt_register(&tor->spans[0], 0)) {
-		printk(KERN_ERR "Unable to register span %s\n", tor->spans[0].name);
-		goto err_out_release_all;
-	}
-	if (zt_register(&tor->spans[1], 0)) {
-		printk(KERN_ERR "Unable to register span %s\n", tor->spans[1].name);
-		zt_unregister(&tor->spans[0]);
-		goto err_out_release_all;
-	}
-	if (zt_register(&tor->spans[2], 0)) {
-		printk(KERN_ERR "Unable to register span %s\n", tor->spans[2].name);
-		zt_unregister(&tor->spans[0]);
-		zt_unregister(&tor->spans[1]);
-		goto err_out_release_all;
-	}
-	if (zt_register(&tor->spans[3], 0)) {
-		printk(KERN_ERR "Unable to register span %s\n", tor->spans[3].name);
-		zt_unregister(&tor->spans[0]);
-		zt_unregister(&tor->spans[1]);
-		zt_unregister(&tor->spans[2]);
-		goto err_out_release_all;
+	tor->order = tor->mem8[SWREG];
+	printk("Detected Card number: %d\n", tor->order);
+
+	/* Launch cards as appropriate */
+	x = 0;
+	for(;;) {
+		/* Find a card to activate */
+		f = 0;
+		for (x=0;cards[x];x++) {
+			if (cards[x]->order == highestorder) {
+				tor2_launch(cards[x]);
+				f = 1;
+			}
+		}
+		/* If we found at least one, increment the highest order and search again, otherwise stop */
+		if (f) 
+			highestorder++;
+		else
+			break;
 	}
-	tor->plx[INTCSR] = cpu_to_le16(PLX_INTENA); /* enable PLX interrupt */
-#ifdef ENABLE_TASKLETS
-	tasklet_init(&tor->tor2_tlet, tor2_tasklet, (unsigned long)tor);
-#endif
+
 	return 0;
 
 err_out_release_all:
-- 
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