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authorSrikant Patnaik2015-01-13 15:08:24 +0530
committerSrikant Patnaik2015-01-13 15:08:24 +0530
commit97327692361306d1e6259021bc425e32832fdb50 (patch)
treefe9088f3248ec61e24f404f21b9793cb644b7f01 /arch/m32r/kernel/irq.c
parent2d05a8f663478a44e088d122e0d62109bbc801d0 (diff)
parenta3a8b90b61e21be3dde9101c4e86c881e0f06210 (diff)
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dirty fix to merging
Diffstat (limited to 'arch/m32r/kernel/irq.c')
-rw-r--r--arch/m32r/kernel/irq.c43
1 files changed, 43 insertions, 0 deletions
diff --git a/arch/m32r/kernel/irq.c b/arch/m32r/kernel/irq.c
new file mode 100644
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--- /dev/null
+++ b/arch/m32r/kernel/irq.c
@@ -0,0 +1,43 @@
+/*
+ * linux/arch/m32r/kernel/irq.c
+ *
+ * Copyright (c) 2003, 2004 Hitoshi Yamamoto
+ * Copyright (c) 2004 Hirokazu Takata <takata at linux-m32r.org>
+ */
+
+/*
+ * linux/arch/i386/kernel/irq.c
+ *
+ * Copyright (C) 1992, 1998 Linus Torvalds, Ingo Molnar
+ *
+ * This file contains the lowest level m32r-specific interrupt
+ * entry and irq statistics code. All the remaining irq logic is
+ * done by the generic kernel/irq/ code and in the
+ * m32r-specific irq controller code.
+ */
+
+#include <linux/kernel_stat.h>
+#include <linux/interrupt.h>
+#include <linux/module.h>
+#include <asm/uaccess.h>
+
+/*
+ * do_IRQ handles all normal device IRQs (the special
+ * SMP cross-CPU interrupts have their own specific
+ * handlers).
+ */
+asmlinkage unsigned int do_IRQ(int irq, struct pt_regs *regs)
+{
+ struct pt_regs *old_regs;
+ old_regs = set_irq_regs(regs);
+ irq_enter();
+
+#ifdef CONFIG_DEBUG_STACKOVERFLOW
+ /* FIXME M32R */
+#endif
+ generic_handle_irq(irq);
+ irq_exit();
+ set_irq_regs(old_regs);
+
+ return 1;
+}