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-rw-r--r--arch/arc/include/asm/irq.h30
1 files changed, 30 insertions, 0 deletions
diff --git a/arch/arc/include/asm/irq.h b/arch/arc/include/asm/irq.h
new file mode 100644
index 0000000000..c574712ad8
--- /dev/null
+++ b/arch/arc/include/asm/irq.h
@@ -0,0 +1,30 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+/*
+ * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com)
+ */
+
+#ifndef __ASM_ARC_IRQ_H
+#define __ASM_ARC_IRQ_H
+
+/*
+ * ARCv2 can support 240 interrupts in the core interrupts controllers and
+ * 128 interrupts in IDU. Thus 512 virtual IRQs must be enough for most
+ * configurations of boards.
+ * This doesnt affect ARCompact, but we change it to same value
+ */
+#define NR_IRQS 512
+
+/* Platform Independent IRQs */
+#ifdef CONFIG_ISA_ARCV2
+#define IPI_IRQ 19
+#define SOFTIRQ_IRQ 21
+#define FIRST_EXT_IRQ 24
+#endif
+
+#include <linux/interrupt.h>
+#include <asm-generic/irq.h>
+
+extern void arc_init_IRQ(void);
+extern void arch_do_IRQ(unsigned int, struct pt_regs *);
+
+#endif