From be6dd6dd0a773bfaa03ffe20d1e5998eee0b7afe Mon Sep 17 00:00:00 2001
From: Rafaël Carré <rafael.carre@gmail.com>
Date: Tue, 11 Aug 2009 13:20:55 +0000
Subject: Sansa AMS: identify interrupts with no source set

They would previously appear like coming from the (disabled) watchdog
module

git-svn-id: svn://svn.rockbox.org/rockbox/trunk@22251 a1c6a512-1295-4272-9138-f99709370657
---
 firmware/target/arm/as3525/system-as3525.c | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'firmware/target/arm/as3525')

diff --git a/firmware/target/arm/as3525/system-as3525.c b/firmware/target/arm/as3525/system-as3525.c
index e973354b8b..d68f2c4f00 100644
--- a/firmware/target/arm/as3525/system-as3525.c
+++ b/firmware/target/arm/as3525/system-as3525.c
@@ -87,6 +87,10 @@ static void UIRQ(void)
 {
     unsigned int irq_no = 0;
     int status = VIC_IRQ_STATUS;
+
+    if(status == 0)
+        panicf("Unhandled IRQ (source unknown!)");
+
     while((status >>= 1))
         irq_no++;
 
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