diff --git a/libc/arch-sh/include/machine/_types.h b/libc/arch-sh/include/machine/_types.h
new file mode 100644
index 0000000..6f59e21
--- /dev/null
+++ b/libc/arch-sh/include/machine/_types.h
@@ -0,0 +1,126 @@
+/*	$OpenBSD: _types.h,v 1.6 2008/07/21 20:50:55 martynas Exp $	*/
+
+/*-
+ * Copyright (c) 1990, 1993
+ *	The Regents of the University of California.  All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ *	@(#)types.h	8.3 (Berkeley) 1/5/94
+ *	@(#)ansi.h	8.2 (Berkeley) 1/4/94
+ */
+
+#ifndef _SH__TYPES_H_
+#define _SH__TYPES_H_
+
+#if defined(_KERNEL)
+typedef struct label_t {
+	int val[9];
+} label_t;
+#endif
+
+/* 7.18.1.1 Exact-width integer types */
+typedef	__signed char		__int8_t;
+typedef	unsigned char		__uint8_t;
+typedef	short			__int16_t;
+typedef	unsigned short		__uint16_t;
+typedef	int			__int32_t;
+typedef	unsigned int		__uint32_t;
+/* LONGLONG */
+typedef	long long		__int64_t;
+/* LONGLONG */
+typedef	unsigned long long	__uint64_t;
+
+/* 7.18.1.2 Minimum-width integer types */
+typedef	__int8_t		__int_least8_t;
+typedef	__uint8_t		__uint_least8_t;
+typedef	__int16_t		__int_least16_t;
+typedef	__uint16_t		__uint_least16_t;
+typedef	__int32_t		__int_least32_t;
+typedef	__uint32_t		__uint_least32_t;
+typedef	__int64_t		__int_least64_t;
+typedef	__uint64_t		__uint_least64_t;
+
+/* 7.18.1.3 Fastest minimum-width integer types */
+typedef	__int32_t		__int_fast8_t;
+typedef	__uint32_t		__uint_fast8_t;
+typedef	__int32_t		__int_fast16_t;
+typedef	__uint32_t		__uint_fast16_t;
+typedef	__int32_t		__int_fast32_t;
+typedef	__uint32_t		__uint_fast32_t;
+typedef	__int64_t		__int_fast64_t;
+typedef	__uint64_t		__uint_fast64_t;
+
+/* 7.18.1.4 Integer types capable of holding object pointers */
+typedef	long			__intptr_t;
+typedef	unsigned long		__uintptr_t;
+
+/* 7.18.1.5 Greatest-width integer types */
+typedef	__int64_t		__intmax_t;
+typedef	__uint64_t		__uintmax_t;
+
+/* Register size */
+typedef __uint32_t		__register_t;
+
+/* VM system types */
+typedef unsigned long		__vaddr_t;
+typedef unsigned long		__paddr_t;
+typedef unsigned long		__vsize_t;
+typedef unsigned long		__psize_t;
+
+/* Standard system types */
+typedef int			__clock_t;
+typedef int			__clockid_t;
+typedef double			__double_t;
+typedef float			__float_t;
+typedef long long		__off_t;
+typedef long			__ptrdiff_t;
+#if 0
+/* cut it off for Android-SH */
+typedef	unsigned long		__size_t;
+#endif
+typedef	long			__ssize_t;
+typedef	int			__time_t;
+typedef int			__timer_t;
+#if defined(__GNUC__) && __GNUC__ >= 3
+typedef	__builtin_va_list	__va_list;
+#else
+struct __va_list_tag;
+typedef	struct __va_list_tag *	__va_list;
+#endif
+
+/* Wide character support types */
+#ifndef __cplusplus
+typedef	int			__wchar_t;
+#endif
+typedef int			__wint_t;
+typedef	int			__rune_t;
+typedef	void *			__wctrans_t;
+typedef	void *			__wctype_t;
+
+/* Feature test macros */
+#define	__HAVE_GENERIC_SOFT_INTERRUPTS
+
+#endif	/* _SH__TYPES_H_ */
diff --git a/libc/arch-sh/include/machine/asm.h b/libc/arch-sh/include/machine/asm.h
new file mode 100644
index 0000000..c659a9d
--- /dev/null
+++ b/libc/arch-sh/include/machine/asm.h
@@ -0,0 +1,217 @@
+/*	$OpenBSD: asm.h,v 1.1.1.1 2006/10/06 21:02:55 miod Exp $	*/
+/*	$NetBSD: asm.h,v 1.25 2006/01/20 22:02:40 christos Exp $	*/
+
+/*-
+ * Copyright (c) 1990 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to Berkeley by
+ * William Jolitz.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ *	@(#)asm.h	5.5 (Berkeley) 5/7/91
+ */
+
+#ifndef _SH_ASM_H_
+#define	_SH_ASM_H_
+
+#ifdef __ELF__
+# define _C_LABEL(x)	x
+#else
+#ifdef __STDC__
+# define _C_LABEL(x)	_ ## x
+#else
+# define _C_LABEL(x)	_/**/x
+#endif
+#endif
+#define	_ASM_LABEL(x)	x
+
+#ifdef __STDC__
+# define __CONCAT(x,y)	x ## y
+# define __STRING(x)	#x
+#else
+# define __CONCAT(x,y)	x/**/y
+# define __STRING(x)	"x"
+#endif
+
+/* let kernels and others override entrypoint alignment */
+#ifndef _ALIGN_TEXT
+# define _ALIGN_TEXT .align 2
+#endif
+
+#ifdef __ELF__
+#define	_ENTRY(x)							\
+	.text								;\
+	_ALIGN_TEXT							;\
+	.globl x							;\
+	.type x,@function						;\
+	x:
+#else /* !__ELF__ */
+#define	_ENTRY(x)							\
+	.text								;\
+	_ALIGN_TEXT							;\
+	.globl x							;\
+	x:
+#endif /* !__ELF__ */
+
+#ifdef GPROF
+#define	_PROF_PROLOGUE				  \
+	mov.l	1f,r1				; \
+	mova	2f,r0				; \
+	jmp	@r1				; \
+	 nop					; \
+	.align	2				; \
+1:	.long	__mcount			; \
+2:
+#else  /* !GPROF */
+#define	_PROF_PROLOGUE
+#endif /* !GPROF */
+
+#define	ENTRY(y)	_ENTRY(_C_LABEL(y)) _PROF_PROLOGUE
+#define	NENTRY(y)	_ENTRY(_C_LABEL(y))
+#define	ASENTRY(y)	_ENTRY(_ASM_LABEL(y)) _PROF_PROLOGUE
+
+#define SET_ENTRY_SIZE(y) \
+	.size	_C_LABEL(y), . - _C_LABEL(y)
+
+#define SET_ASENTRY_SIZE(y) \
+	.size	_ASM_LABEL(y), . - _ASM_LABEL(y)
+
+#ifdef __ELF__
+#define	ALTENTRY(name)				 \
+	.globl _C_LABEL(name)			;\
+	.type _C_LABEL(name),@function		;\
+	_C_LABEL(name):
+#else
+#define	ALTENTRY(name)				 \
+	.globl _C_LABEL(name)			;\
+	_C_LABEL(name):
+#endif
+
+
+/*
+ * Hide the gory details of PIC calls vs. normal calls.  Use as in the
+ * following example:
+ *
+ *	sts.l	pr, @-sp
+ *	PIC_PROLOGUE(.L_got, r0)	! saves old r12 on stack
+ *	...
+ *	mov.l	.L_function_1, r0
+ * 1:	CALL	r0			! each call site needs a label
+ *	 nop
+ *      ...
+ *	mov.l	.L_function_2, r0
+ * 2:	CALL	r0
+ *	 nop
+ *	...
+ *	PIC_EPILOGUE			! restores r12 from stack
+ *	lds.l	@sp+, pr		!  so call in right order 
+ *	rts
+ *	 nop
+ *
+ *	.align 2
+ * .L_got:
+ *	PIC_GOT_DATUM
+ * .L_function_1:			! if you call the same function twice
+ *	CALL_DATUM(function, 1b)	!  provide call datum for each call
+ * .L_function_2:
+ * 	CALL_DATUM(function, 2b)
+ */
+
+#ifdef PIC
+
+#define	PIC_PLT(x)	x@PLT
+#define	PIC_GOT(x)	x@GOT
+#define	PIC_GOTOFF(x)	x@GOTOFF
+
+#define	PIC_PROLOGUE(got)			\
+        	mov.l	r12, @-sp;		\
+		PIC_PROLOGUE_NOSAVE(got)
+
+/*
+ * Functions that do non local jumps don't need to preserve r12,
+ * so we can shave off two instructions to save/restore it.
+ */
+#define	PIC_PROLOGUE_NOSAVE(got)		\
+        	mov.l	got, r12;		\
+        	mova	got, r0;		\
+        	add	r0, r12
+
+#define	PIC_EPILOGUE				\
+		mov.l	@sp+, r12
+
+#define PIC_EPILOGUE_SLOT 			\
+		PIC_EPILOGUE
+
+#define PIC_GOT_DATUM \
+		.long	_GLOBAL_OFFSET_TABLE_
+
+#define CALL	bsrf
+#define JUMP	braf
+
+#define CALL_DATUM(function, lpcs) \
+		.long	PIC_PLT(function) - ((lpcs) + 4 - (.))
+
+/*
+ * This will result in text relocations in the shared library,
+ * unless the function is local or has hidden or protected visibility.
+ * Does not require PIC prologue.
+ */
+#define CALL_DATUM_LOCAL(function, lpcs) \
+		.long	function - ((lpcs) + 4)
+
+#else  /* !PIC */
+
+#define	PIC_PROLOGUE(label)
+#define	PIC_PROLOGUE_NOSAVE(label)
+#define	PIC_EPILOGUE
+#define	PIC_EPILOGUE_SLOT	nop
+#define PIC_GOT_DATUM
+
+#define CALL	jsr @
+#define JUMP	jmp @
+
+#define CALL_DATUM(function, lpcs) \
+		.long	function
+
+#define CALL_DATUM_LOCAL(function, lpcs) \
+		.long	function
+
+#endif /* !PIC */
+
+
+#define	ASMSTR		.asciz
+
+#ifdef __ELF__
+#define	WEAK_ALIAS(alias,sym)						\
+	.weak _C_LABEL(alias);						\
+	_C_LABEL(alias) = _C_LABEL(sym)
+#endif
+
+#define	WARN_REFERENCES(_sym,_msg)				\
+	.section .gnu.warning._sym; .ascii _msg; .previous
+
+#endif /* !_SH_ASM_H_ */
diff --git a/libc/arch-sh/include/machine/exec.h b/libc/arch-sh/include/machine/exec.h
new file mode 100644
index 0000000..48a9680
--- /dev/null
+++ b/libc/arch-sh/include/machine/exec.h
@@ -0,0 +1,35 @@
+/*	$OpenBSD: exec.h,v 1.2 2006/11/10 20:34:06 drahn Exp $	*/
+/*	$NetBSD: elf_machdep.h,v 1.8 2002/04/28 17:10:34 uch Exp $	*/
+
+#define __LDPGSZ	4096
+
+#define	NATIVE_EXEC_ELF
+
+#define	ARCH_ELFSIZE		32	/* MD native binary size */
+#define	ELF_TARG_CLASS		ELFCLASS32
+#ifdef __LITTLE_ENDIAN__
+#define	ELF_TARG_DATA		ELFDATA2LSB
+#else
+#define	ELF_TARG_DATA		ELFDATA2MSB
+#endif
+#define	ELF_TARG_MACH		EM_SH
+
+#define	_KERN_DO_ELF
+#define	_NLIST_DO_ELF
+
+/*
+ * SuperH ELF header flags.
+ */
+#define	EF_SH_MACH_MASK		0x1f
+
+#define	EF_SH_UNKNOWN		0x00
+#define	EF_SH_SH1		0x01
+#define	EF_SH_SH2		0x02
+#define	EF_SH_SH3		0x03
+#define	EF_SH_DSP		0x04
+#define	EF_SH_SH3_DSP		0x05
+#define	EF_SH_SH3E		0x08
+#define	EF_SH_SH4		0x09
+
+#define	EF_SH_HAS_DSP(x)	((x) & EF_SH_DSP)
+#define	EF_SH_HAS_FP(x)		((x) & EF_SH_SH3E)
diff --git a/libc/arch-sh/include/machine/ieee.h b/libc/arch-sh/include/machine/ieee.h
new file mode 100644
index 0000000..7646f85
--- /dev/null
+++ b/libc/arch-sh/include/machine/ieee.h
@@ -0,0 +1,132 @@
+/*	$OpenBSD: ieee.h,v 1.2 2006/11/10 20:29:36 otto Exp $	*/
+
+/*
+ * Copyright (c) 1992, 1993
+ *	The Regents of the University of California.  All rights reserved.
+ *
+ * This software was developed by the Computer Systems Engineering group
+ * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
+ * contributed to Berkeley.
+ *
+ * All advertising materials mentioning features or use of this software
+ * must display the following acknowledgement:
+ *	This product includes software developed by the University of
+ *	California, Lawrence Berkeley Laboratory.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ *	@(#)ieee.h	8.1 (Berkeley) 6/11/93
+ */
+
+/*
+ * ieee.h defines the machine-dependent layout of the machine's IEEE
+ * floating point.  It does *not* define (yet?) any of the rounding
+ * mode bits, exceptions, and so forth.
+ */
+
+/*
+ * Define the number of bits in each fraction and exponent.
+ *
+ *		     k	         k+1
+ * Note that  1.0 x 2  == 0.1 x 2      and that denorms are represented
+ *
+ *					  (-exp_bias+1)
+ * as fractions that look like 0.fffff x 2             .  This means that
+ *
+ *			 -126
+ * the number 0.10000 x 2    , for instance, is the same as the normalized
+ *
+ *		-127			   -128
+ * float 1.0 x 2    .  Thus, to represent 2    , we need one leading zero
+ *
+ *				  -129
+ * in the fraction; to represent 2    , we need two, and so on.  This
+ *
+ *						     (-exp_bias-fracbits+1)
+ * implies that the smallest denormalized number is 2
+ *
+ * for whichever format we are talking about: for single precision, for
+ *
+ *						-126		-149
+ * instance, we get .00000000000000000000001 x 2    , or 1.0 x 2    , and
+ *
+ * -149 == -127 - 23 + 1.
+ */
+#define	SNG_EXPBITS	8
+#define	SNG_FRACBITS	23
+
+#define	DBL_EXPBITS	11
+#define	DBL_FRACBITS	52
+
+#define	EXT_EXPBITS	15
+#define	EXT_FRACBITS	112
+
+struct ieee_single {
+	u_int	sng_frac:23;
+	u_int	sng_exp:8;
+	u_int	sng_sign:1;
+};
+
+struct ieee_double {
+	u_int	dbl_fracl;
+	u_int	dbl_frach:20;
+	u_int	dbl_exp:11;
+	u_int	dbl_sign:1;
+};
+
+struct ieee_ext {
+	u_int	ext_sign:1;
+	u_int	ext_exp:15;
+	u_int	ext_frach:16;
+	u_int	ext_frachm;
+	u_int	ext_fraclm;
+	u_int	ext_fracl;
+};
+
+/*
+ * Floats whose exponent is in [1..INFNAN) (of whatever type) are
+ * `normal'.  Floats whose exponent is INFNAN are either Inf or NaN.
+ * Floats whose exponent is zero are either zero (iff all fraction
+ * bits are zero) or subnormal values.
+ *
+ * A NaN is a `signalling NaN' if its QUIETNAN bit is clear in its
+ * high fraction; if the bit is set, it is a `quiet NaN'.
+ */
+#define	SNG_EXP_INFNAN	255
+#define	DBL_EXP_INFNAN	2047
+#define	EXT_EXP_INFNAN	32767
+
+#if 0
+#define	SNG_QUIETNAN	(1 << 22)
+#define	DBL_QUIETNAN	(1 << 19)
+#define	EXT_QUIETNAN	(1 << 15)
+#endif
+
+/*
+ * Exponent biases.
+ */
+#define	SNG_EXP_BIAS	127
+#define	DBL_EXP_BIAS	1023
+#define	EXT_EXP_BIAS	16383
diff --git a/libc/arch-sh/include/machine/internal_types.h b/libc/arch-sh/include/machine/internal_types.h
new file mode 100644
index 0000000..ea9b7c4
--- /dev/null
+++ b/libc/arch-sh/include/machine/internal_types.h
@@ -0,0 +1,6 @@
+/* $OpenBSD: internal_types.h,v 1.1.1.1 2006/10/06 21:02:55 miod Exp $ */
+/* Public domain */
+#ifndef _SH_INTERNAL_TYPES_H_
+#define _SH_INTERNAL_TYPES_H_
+
+#endif
diff --git a/libc/arch-sh/include/machine/kernel.h b/libc/arch-sh/include/machine/kernel.h
new file mode 100644
index 0000000..948021a
--- /dev/null
+++ b/libc/arch-sh/include/machine/kernel.h
@@ -0,0 +1,42 @@
+/*
+ * Copyright (C) 2009 The Android Open Source Project
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *  * Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ *  * Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in
+ *    the documentation and/or other materials provided with the
+ *    distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
+ * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
+ * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
+ * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+ * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
+ * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
+ * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
+ * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+#ifndef _ARCH_SH_KERNEL_H
+#define _ARCH_SH_KERNEL_H
+
+/* this file contains kernel-specific definitions that were optimized out of
+   our processed kernel headers, but still useful nonetheless... */
+
+typedef unsigned long   __kernel_blkcnt_t;
+typedef unsigned long   __kernel_blksize_t;
+
+/* these aren't really defined by the kernel headers though... */
+typedef unsigned long   __kernel_fsblkcnt_t;
+typedef unsigned long   __kernel_fsfilcnt_t;
+typedef unsigned int    __kernel_id_t;
+
+#endif /* _ARCH_SH_KERNEL_H */
diff --git a/libc/arch-sh/include/machine/limits.h b/libc/arch-sh/include/machine/limits.h
new file mode 100644
index 0000000..d602138
--- /dev/null
+++ b/libc/arch-sh/include/machine/limits.h
@@ -0,0 +1,60 @@
+/*	$OpenBSD: limits.h,v 1.1.1.1 2006/10/06 21:02:55 miod Exp $	*/
+/*	$NetBSD: limits.h,v 1.1 1996/09/30 16:34:28 ws Exp $	*/
+
+/*-
+ * Copyright (C) 1995, 1996 Wolfgang Solfrank.
+ * Copyright (C) 1995, 1996 TooLs GmbH.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *	This product includes software developed by TooLs GmbH.
+ * 4. The name of TooLs GmbH may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY TOOLS GMBH ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
+ * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+ * IN NO EVENT SHALL TOOLS GMBH BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+ * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
+ * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+ * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+ * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef _SH_LIMITS_H_
+#define _SH_LIMITS_H_
+
+#include <sys/cdefs.h>
+
+#define	MB_LEN_MAX	1		/* no multibyte characters	*/
+
+#ifndef	SIZE_MAX
+#define	SIZE_MAX	UINT_MAX	/* max value for a size_t */
+#endif
+#define SSIZE_MAX	INT_MAX		/* max value for a ssize_t */  
+
+#if __BSD_VISIBLE
+#define	SIZE_T_MAX	UINT_MAX	/* max value for a size_t (historic) */
+
+#define	UQUAD_MAX	0xffffffffffffffffULL		/* max unsigned quad */
+#define	QUAD_MAX	0x7fffffffffffffffLL		/* max signed quad */
+#define	QUAD_MIN	(-0x7fffffffffffffffLL-1)	/* min signed quad */
+#endif	/* __BSD_VISIBLE */
+
+#define LONGLONG_BIT    64
+#define LONGLONG_MIN    (-9223372036854775807LL-1)
+#define LONGLONG_MAX    9223372036854775807LL
+#define ULONGLONG_MAX   18446744073709551615ULL
+
+#endif /* _SH_LIMITS_H_ */
diff --git a/libc/arch-sh/include/machine/setjmp.h b/libc/arch-sh/include/machine/setjmp.h
new file mode 100644
index 0000000..014ad3e
--- /dev/null
+++ b/libc/arch-sh/include/machine/setjmp.h
@@ -0,0 +1,7 @@
+/*	$OpenBSD: setjmp.h,v 1.2 2007/03/02 06:11:54 miod Exp $	*/
+/*	$NetBSD: setjmp.h,v 1.3 2006/01/05 00:50:23 uwe Exp $	*/
+
+/*
+ * machine/setjmp.h: machine dependent setjmp-related information.
+ */
+