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authorAkira Takeuchi <takeuchi.akr@jp.panasonic.com>2010-10-27 17:28:55 +0100
committerDavid Howells <dhowells@redhat.com>2010-10-27 17:28:55 +0100
commit368dd5acd154b09c043cc4392a74da01599b37d5 (patch)
treedd94ae3d044f6e774dec2437613515bd6b46dacb /arch/mn10300/kernel/mn10300-watchdog-low.S
parent04157a6e7df99fd5ed64955233d6e00ab6613614 (diff)
MN10300: And Panasonic AM34 subarch and implement SMP
Implement the Panasonic MN10300 AM34 CPU subarch and implement SMP support for MN10300. Also implement support for the MN2WS0060 processor and the ASB2364 evaluation board which are AM34 based. Signed-off-by: Akira Takeuchi <takeuchi.akr@jp.panasonic.com> Signed-off-by: Kiyoshi Owada <owada.kiyoshi@jp.panasonic.com> Signed-off-by: David Howells <dhowells@redhat.com>
Diffstat (limited to 'arch/mn10300/kernel/mn10300-watchdog-low.S')
-rw-r--r--arch/mn10300/kernel/mn10300-watchdog-low.S9
1 files changed, 8 insertions, 1 deletions
diff --git a/arch/mn10300/kernel/mn10300-watchdog-low.S b/arch/mn10300/kernel/mn10300-watchdog-low.S
index 996244745cc..f2f5c9cfaab 100644
--- a/arch/mn10300/kernel/mn10300-watchdog-low.S
+++ b/arch/mn10300/kernel/mn10300-watchdog-low.S
@@ -16,6 +16,7 @@
#include <asm/intctl-regs.h>
#include <asm/timer-regs.h>
#include <asm/frame.inc>
+#include <linux/threads.h>
.text
@@ -53,7 +54,13 @@ watchdog_handler:
.type touch_nmi_watchdog,@function
touch_nmi_watchdog:
clr d0
- mov d0,(watchdog_alert_counter)
+ clr d1
+ mov watchdog_alert_counter, a0
+ setlb
+ mov d0, (a0+)
+ inc d1
+ cmp NR_CPUS, d1
+ lne
ret [],0
.size touch_nmi_watchdog,.-touch_nmi_watchdog