diff --git a/libc/kernel/arch-sh/asm/microdev.h b/libc/kernel/arch-sh/asm/microdev.h
new file mode 100644
index 0000000..cff5a06
--- /dev/null
+++ b/libc/kernel/arch-sh/asm/microdev.h
@@ -0,0 +1,51 @@
+/****************************************************************************
+ ****************************************************************************
+ ***
+ ***   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_SH_MICRODEV_H
+#define __ASM_SH_MICRODEV_H
+
+#define MICRODEV_FPGA_INTC_BASE 0xa6110000ul  
+#define MICRODEV_FPGA_INTENB_REG (MICRODEV_FPGA_INTC_BASE+0ul)  
+#define MICRODEV_FPGA_INTDSB_REG (MICRODEV_FPGA_INTC_BASE+8ul)  
+#define MICRODEV_FPGA_INTC_MASK(n) (1ul<<(n))  
+#define MICRODEV_FPGA_INTPRI_REG(n) (MICRODEV_FPGA_INTC_BASE+0x10+((n)/8)*8) 
+#define MICRODEV_FPGA_INTPRI_LEVEL(n,x) ((x)<<(((n)%8)*4))  
+#define MICRODEV_FPGA_INTPRI_MASK(n) (MICRODEV_FPGA_INTPRI_LEVEL((n),0xful))  
+#define MICRODEV_FPGA_INTSRC_REG (MICRODEV_FPGA_INTC_BASE+0x30ul)  
+#define MICRODEV_FPGA_INTREQ_REG (MICRODEV_FPGA_INTC_BASE+0x38ul)  
+
+#define MICRODEV_LINUX_IRQ_KEYBOARD 1  
+#define MICRODEV_LINUX_IRQ_SERIAL1 2  
+#define MICRODEV_LINUX_IRQ_ETHERNET 3  
+#define MICRODEV_LINUX_IRQ_SERIAL2 4  
+#define MICRODEV_LINUX_IRQ_USB_HC 7  
+#define MICRODEV_LINUX_IRQ_MOUSE 12  
+#define MICRODEV_LINUX_IRQ_IDE2 13  
+#define MICRODEV_LINUX_IRQ_IDE1 14  
+
+#define MICRODEV_FPGA_IRQ_KEYBOARD 1  
+#define MICRODEV_FPGA_IRQ_SERIAL1 3  
+#define MICRODEV_FPGA_IRQ_SERIAL2 4  
+#define MICRODEV_FPGA_IRQ_MOUSE 12  
+#define MICRODEV_FPGA_IRQ_IDE1 14  
+#define MICRODEV_FPGA_IRQ_IDE2 15  
+#define MICRODEV_FPGA_IRQ_USB_HC 16  
+#define MICRODEV_FPGA_IRQ_ETHERNET 18  
+
+#define MICRODEV_IRQ_PCI_INTA 8
+#define MICRODEV_IRQ_PCI_INTB 9
+#define MICRODEV_IRQ_PCI_INTC 10
+#define MICRODEV_IRQ_PCI_INTD 11
+
+#define __IO_PREFIX microdev
+#include <asm/io_generic.h>
+
+#endif