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-rw-r--r--include/asm-mn10300/hardirq.h48
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diff --git a/include/asm-mn10300/hardirq.h b/include/asm-mn10300/hardirq.h
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+++ b/include/asm-mn10300/hardirq.h
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+/* MN10300 Hardware IRQ statistics and management
+ *
+ * Copyright (C) 2007 Matsushita Electric Industrial Co., Ltd.
+ * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
+ * Modified by David Howells (dhowells@redhat.com)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public Licence
+ * as published by the Free Software Foundation; either version
+ * 2 of the Licence, or (at your option) any later version.
+ */
+#ifndef _ASM_HARDIRQ_H
+#define _ASM_HARDIRQ_H
+
+#include <linux/threads.h>
+#include <linux/irq.h>
+#include <asm/exceptions.h>
+
+/* assembly code in softirq.h is sensitive to the offsets of these fields */
+typedef struct {
+ unsigned int __softirq_pending;
+ unsigned long idle_timestamp;
+ unsigned int __nmi_count; /* arch dependent */
+ unsigned int __irq_count; /* arch dependent */
+} ____cacheline_aligned irq_cpustat_t;
+
+#include <linux/irq_cpustat.h> /* Standard mappings for irq_cpustat_t above */
+
+extern void ack_bad_irq(int irq);
+
+/*
+ * manipulate stubs in the MN10300 CPU Trap/Interrupt Vector table
+ * - these should jump to __common_exception in entry.S unless there's a good
+ * reason to do otherwise (see trap_preinit() in traps.c)
+ */
+typedef void (*intr_stub_fnx)(struct pt_regs *regs,
+ enum exception_code intcode);
+
+/*
+ * manipulate pointers in the Exception table (see entry.S)
+ * - these are indexed by decoding the lower 24 bits of the TBR register
+ * - note that the MN103E010 doesn't always trap through the correct vector,
+ * but does always set the TBR correctly
+ */
+extern asmlinkage void set_excp_vector(enum exception_code code,
+ intr_stub_fnx handler);
+
+#endif /* _ASM_HARDIRQ_H */