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authorGraf Yang <graf.yang@analog.com>2010-01-20 11:56:24 +0100
committerMike Frysinger <vapier@gentoo.org>2010-03-09 06:30:49 +0100
commit60ffdb36547da2397d6cfefe9c752ebad16524f6 (patch)
treece188bc0ccd1d8d0e6ff0f49937dca95e1f571c0 /arch/blackfin/include
parentBlackfin: respect the L1 kconfig optimization in the MPU code (diff)
downloadlinux-60ffdb36547da2397d6cfefe9c752ebad16524f6.tar.xz
linux-60ffdb36547da2397d6cfefe9c752ebad16524f6.zip
Blackfin: implement nmi_watchdog for SMP on BF561
Signed-off-by: Graf Yang <graf.yang@analog.com> Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Diffstat (limited to 'arch/blackfin/include')
-rw-r--r--arch/blackfin/include/asm/irq.h4
-rw-r--r--arch/blackfin/include/asm/nmi.h12
-rw-r--r--arch/blackfin/include/asm/smp.h1
3 files changed, 17 insertions, 0 deletions
diff --git a/arch/blackfin/include/asm/irq.h b/arch/blackfin/include/asm/irq.h
index 89de539ed010..12f4060a31b0 100644
--- a/arch/blackfin/include/asm/irq.h
+++ b/arch/blackfin/include/asm/irq.h
@@ -38,4 +38,8 @@
#include <asm-generic/irq.h>
+#ifdef CONFIG_NMI_WATCHDOG
+# define ARCH_HAS_NMI_WATCHDOG
+#endif
+
#endif /* _BFIN_IRQ_H_ */
diff --git a/arch/blackfin/include/asm/nmi.h b/arch/blackfin/include/asm/nmi.h
new file mode 100644
index 000000000000..b9caac4fcfd8
--- /dev/null
+++ b/arch/blackfin/include/asm/nmi.h
@@ -0,0 +1,12 @@
+/*
+ * Copyright 2010 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2
+ */
+
+#ifndef _BFIN_NMI_H_
+#define _BFIN_NMI_H_
+
+#include <linux/nmi.h>
+
+#endif
diff --git a/arch/blackfin/include/asm/smp.h b/arch/blackfin/include/asm/smp.h
index 29fb88219470..7f26de09ca9c 100644
--- a/arch/blackfin/include/asm/smp.h
+++ b/arch/blackfin/include/asm/smp.h
@@ -22,6 +22,7 @@ extern char coreb_trampoline_start, coreb_trampoline_end;
struct corelock_slot {
int lock;
};
+extern struct corelock_slot corelock;
void smp_icache_flush_range_others(unsigned long start,
unsigned long end);