diff --git a/libc/kernel/arch-arm/asm/irq.h b/libc/kernel/arch-arm/asm/irq.h
new file mode 100644
index 0000000..2085a21
--- /dev/null
+++ b/libc/kernel/arch-arm/asm/irq.h
@@ -0,0 +1,45 @@
+/****************************************************************************
+ ****************************************************************************
+ ***
+ ***   This header was automatically generated from a Linux kernel header
+ ***   of the same name, to make information necessary for userspace to
+ ***   call into the kernel available to libc.  It contains only constants,
+ ***   structures, and macros generated from the original header, and thus,
+ ***   contains no copyrightable information.
+ ***
+ ****************************************************************************
+ ****************************************************************************/
+#ifndef __ASM_ARM_IRQ_H
+#define __ASM_ARM_IRQ_H
+
+#include <asm/arch/irqs.h>
+
+#ifndef irq_canonicalize
+#define irq_canonicalize(i) (i)
+#endif
+
+#ifndef NR_IRQS
+#define NR_IRQS 128
+#endif
+
+#ifndef NO_IRQ
+#define NO_IRQ ((unsigned int)(-1))
+#endif
+
+struct irqaction;
+
+#define __IRQT_FALEDGE IRQ_TYPE_EDGE_FALLING
+#define __IRQT_RISEDGE IRQ_TYPE_EDGE_RISING
+#define __IRQT_LOWLVL IRQ_TYPE_LEVEL_LOW
+#define __IRQT_HIGHLVL IRQ_TYPE_LEVEL_HIGH
+
+#define IRQT_NOEDGE (0)
+#define IRQT_RISING (__IRQT_RISEDGE)
+#define IRQT_FALLING (__IRQT_FALEDGE)
+#define IRQT_BOTHEDGE (__IRQT_RISEDGE|__IRQT_FALEDGE)
+#define IRQT_LOW (__IRQT_LOWLVL)
+#define IRQT_HIGH (__IRQT_HIGHLVL)
+#define IRQT_PROBE IRQ_TYPE_PROBE
+
+#endif
+