initial import of NetBSD tree

19 files changed, 1426 insertions, 0 deletions

diff --git a/sys/arch/m68k/include/ansi.h b/sys/arch/m68k/include/ansi.h
new file mode 100644
index 00000000000..0e64d6c9db1
--- /dev/null
+++ b/sys/arch/m68k/include/ansi.h
@@ -0,0 +1,74 @@
+/*	$NetBSD: ansi.h,v 1.5 1994/10/26 07:50:40 cgd 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. 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, Berkeley and its contributors.
+ * 4. 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.
+ *
+ *	@(#)ansi.h	8.2 (Berkeley) 1/4/94
+ */
+
+#ifndef	_ANSI_H_
+#define	_ANSI_H_
+
+/*
+ * Types which are fundamental to the implementation and may appear in
+ * more than one standard header are defined here.  Standard headers
+ * then use:
+ *	#ifdef	_BSD_SIZE_T_
+ *	typedef	_BSD_SIZE_T_ size_t;
+ *	#undef	_BSD_SIZE_T_
+ *	#endif
+ */
+#define	_BSD_CLOCK_T_	unsigned long		/* clock() */
+#define	_BSD_PTRDIFF_T_	int			/* ptr1 - ptr2 */
+#define	_BSD_SIZE_T_	unsigned int		/* sizeof() */
+#define	_BSD_SSIZE_T_	int			/* byte count or error */
+#define	_BSD_TIME_T_	long			/* time() */
+#define	_BSD_VA_LIST_	char *			/* va_list */
+
+/*
+ * Runes (wchar_t) is declared to be an ``int'' instead of the more natural
+ * ``unsigned long'' or ``long''.  Two things are happening here.  It is not
+ * unsigned so that EOF (-1) can be naturally assigned to it and used.  Also,
+ * it looks like 10646 will be a 31 bit standard.  This means that if your
+ * ints cannot hold 32 bits, you will be in trouble.  The reason an int was
+ * chosen over a long is that the is*() and to*() routines take ints (says
+ * ANSI C), but they use _RUNE_T_ instead of int.  By changing it here, you
+ * lose a bit of ANSI conformance, but your programs will still work.
+ *    
+ * Note that _WCHAR_T_ and _RUNE_T_ must be of the same type.  When wchar_t
+ * and rune_t are typedef'd, _WCHAR_T_ will be undef'd, but _RUNE_T remains
+ * defined for ctype.h.
+ */
+#define	_BSD_WCHAR_T_	int			/* wchar_t */
+#define	_BSD_RUNE_T_	int			/* rune_t */
+
+#endif	/* _ANSI_H_ */
diff --git a/sys/arch/m68k/include/asm.h b/sys/arch/m68k/include/asm.h
new file mode 100644
index 00000000000..527d6d663d2
--- /dev/null
+++ b/sys/arch/m68k/include/asm.h
@@ -0,0 +1,76 @@
+/*	$NetBSD: asm.h,v 1.10 1995/03/26 17:08:36 briggs Exp $	*/
+
+/*
+ * Copyright (c) 1994 Allen Briggs
+ * All rights reserved.
+ *
+ * Gleaned from locore.s and sun3 asm.h which had the following copyrights:
+ * locore.s:
+ * Copyright (c) 1988 University of Utah.
+ * Copyright (c) 1982, 1990 The Regents of the University of California.
+ * sun3/include/asm.h:
+ * Copyright (c) 1993 Adam Glass
+ * Copyright (c) 1990 The Regents of the University of California.
+ *
+ * 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 the University of
+ *	California, Berkeley and its contributors.
+ * 4. 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.
+ */
+
+#ifndef _ASM_H_
+#define _ASM_H_
+
+#ifdef __STDC__
+#define _C_LABEL(name)		_ ## name
+#else
+#define _C_LABEL(name)		_/**/name
+#endif
+#define	_ASM_LABEL(name)	name
+
+#ifndef _KERNEL
+#define	_ENTRY(name) \
+	.text; .even; .globl name; .type name,@function; name:
+#else
+#define	_ENTRY(name) \
+	.text; .even; .globl name; name:
+#endif
+
+
+#ifdef PROF
+#define ENTRY(name) \
+	_ENTRY(_C_LABEL(name)); link a6,#0; jbsr mcount; unlk a6
+#define ALTENTRY(name, rname) \
+	ENTRY(name); jra rname+12
+#else
+#define ENTRY(name)		_ENTRY(_C_LABEL(name))
+#define ALTENTRY(name, rname)	_ENTRY(_C_LABEL(name))
+#endif
+#define	ASENTRY(name)		_ENTRY(_ASM_LABEL(name))
+
+#define RCSID(x)		.text; .asciz x
+
+#endif /* _ASM_H_ */
diff --git a/sys/arch/m68k/include/cdefs.h b/sys/arch/m68k/include/cdefs.h
new file mode 100644
index 00000000000..d5ea5cdbc21
--- /dev/null
+++ b/sys/arch/m68k/include/cdefs.h
@@ -0,0 +1,35 @@
+/*	$NetBSD: cdefs.h,v 1.2 1995/03/23 20:10:33 jtc Exp $	*/
+
+/*
+ * Written by J.T. Conklin <jtc@wimsey.com> 01/17/95.
+ * Public domain.
+ */
+
+#ifndef	_M68K_CDEFS_H_
+#define	_M68K_CDEFS_H_
+
+#ifdef __STDC__
+#define _C_LABEL(x)	_STRING(_ ## x)
+#else
+#define _C_LABEL(x)	_STRING(_/**/x)
+#endif
+
+#ifdef __GNUC__
+#ifdef __STDC__
+#define __indr_reference(sym,alias)	\
+	__asm__(".stabs \"_" #alias "\",11,0,0,0");	\
+	__asm__(".stabs \"_" #sym "\",1,0,0,0")
+#define __warn_references(sym,msg)	\
+	__asm__(".stabs \"" msg "\",30,0,0,0");		\
+	__asm__(".stabs \"_" #sym "\",1,0,0,0")
+#else
+#define __indr_reference(sym,alias)	\
+	__asm__(".stabs \"_/**/alias\",11,0,0,0");	\
+	__asm__(".stabs \"_/**/sym\",1,0,0,0")
+#define __warn_references(sym,msg)	\
+	__asm__(".stabs msg,30,0,0,0");			\
+	__asm__(".stabs \"_/**/sym\",1,0,0,0")
+#endif
+#endif
+
+#endif /* !_M68K_CDEFS_H_ */
diff --git a/sys/arch/m68k/include/db_machdep.h b/sys/arch/m68k/include/db_machdep.h
new file mode 100644
index 00000000000..aa5ea85aad8
--- /dev/null
+++ b/sys/arch/m68k/include/db_machdep.h
@@ -0,0 +1,107 @@
+/*	$NetBSD: db_machdep.h,v 1.12 1994/10/26 07:50:44 cgd Exp $	*/
+
+/* 
+ * Mach Operating System
+ * Copyright (c) 1992 Carnegie Mellon University
+ * All Rights Reserved.
+ * 
+ * Permission to use, copy, modify and distribute this software and its
+ * documentation is hereby granted, provided that both the copyright
+ * notice and this permission notice appear in all copies of the
+ * software, derivative works or modified versions, and any portions
+ * thereof, and that both notices appear in supporting documentation.
+ * 
+ * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
+ * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
+ * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
+ * 
+ * Carnegie Mellon requests users of this software to return to
+ * 
+ *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
+ *  School of Computer Science
+ *  Carnegie Mellon University
+ *  Pittsburgh PA 15213-3890
+ * 
+ * any improvements or extensions that they make and grant Carnegie Mellon 
+ * the rights to redistribute these changes.
+ */
+
+/*
+ * Machine-dependent defines for new kernel debugger.
+ */
+#ifndef	_M68K_DB_MACHDEP_H_
+#define	_M68K_DB_MACHDEP_H_
+
+#include <vm/vm_prot.h>
+#include <vm/vm_param.h>
+#include <vm/vm_inherit.h>
+#include <vm/lock.h>
+#include <machine/psl.h>
+#include <machine/trap.h>
+
+typedef	vm_offset_t	db_addr_t;	/* address - unsigned */
+typedef	int		db_expr_t;	/* expression - signed */
+struct mc68020_saved_state {
+	int		d0;		/* data registers */
+	int		d1;
+	int		d2;
+	int		d3;
+	int		d4;
+	int		d5;
+	int		d6;
+	int		d7;
+	int		a0;		/* address registers */
+	int		a1;
+	int		a2;
+	int		a3;
+	int		a4;
+	int		a5;
+	int		a6;
+	int		sp;		/* stack pointer */
+	short		empty;
+	short		stackadj;
+	unsigned short	sr;		/* status register */
+	unsigned int	pc;		/* program counter - UNALIGNED!!! */
+	unsigned short	stkfmt	: 4;	/* rte stack frame format */
+	unsigned short	vector	: 12;	/* vector number */
+};
+typedef struct mc68020_saved_state db_regs_t;
+db_regs_t	ddb_regs;		/* register state */
+#define DDB_REGS	(&ddb_regs)
+
+#define	PC_REGS(regs)	((db_addr_t)(regs)->pc)
+
+#define	BKPT_INST	0x4e4f		/* breakpoint instruction */
+#define	BKPT_SIZE	(2)		/* size of breakpoint inst */
+#define	BKPT_SET(inst)	(BKPT_INST)
+
+#define	FIXUP_PC_AFTER_BREAK	ddb_regs.pc -= 2;
+
+#define SR_T1 0x8000
+#define	db_clear_single_step(regs)	((regs)->sr &= ~SR_T1)
+#define	db_set_single_step(regs)	((regs)->sr |=  SR_T1)
+
+#define	IS_BREAKPOINT_TRAP(type, code)	((type) == T_BREAKPOINT)
+#ifdef T_WATCHPOINT
+#define	IS_WATCHPOINT_TRAP(type, code)	((type) == T_WATCHPOINT)
+#else
+#define	IS_WATCHPOINT_TRAP(type, code)	0
+#endif
+
+#define	M_RTS		0xffff0000
+#define I_RTS		0x4e750000
+#define M_JSR		0xffc00000
+#define I_JSR		0x4e800000
+#define M_BSR		0xff000000
+#define I_BSR		0x61000000
+#define	M_RTE		0xffff0000
+#define	I_RTE		0x4e730000
+
+#define	inst_trap_return(ins)	(((ins)&M_RTE) == I_RTE)
+#define	inst_return(ins)	(((ins)&M_RTS) == I_RTS)
+#define	inst_call(ins)		(((ins)&M_JSR) == I_JSR || \
+				 ((ins)&M_BSR) == I_BSR)
+#define inst_load(ins)		0
+#define inst_store(ins)		0
+
+#endif	/* _M68K_DB_MACHDEP_H_ */
diff --git a/sys/arch/m68k/include/endian.h b/sys/arch/m68k/include/endian.h
new file mode 100644
index 00000000000..4422c1906c1
--- /dev/null
+++ b/sys/arch/m68k/include/endian.h
@@ -0,0 +1,91 @@
+/*	$NetBSD: endian.h,v 1.6 1994/10/26 07:50:45 cgd Exp $	*/
+
+/*
+ * Copyright (c) 1987, 1991 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. 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, Berkeley and its contributors.
+ * 4. 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.
+ *
+ *	@(#)endian.h	7.7 (Berkeley) 4/3/91
+ */
+
+#ifndef _M68K_ENDIAN_H_
+#define _M68K_ENDIAN_H_
+
+/*
+ * Define the order of 32-bit words in 64-bit words.
+ */
+#define _QUAD_HIGHWORD	0
+#define _QUAD_LOWWORD	1
+
+#ifndef _POSIX_SOURCE
+/*
+ * Definitions for byte order, according to byte significance from low
+ * address to high.
+ */
+#define	LITTLE_ENDIAN	1234	/* LSB first: i386, vax */
+#define	BIG_ENDIAN	4321	/* MSB first: 68000, ibm, net */
+#define	PDP_ENDIAN	3412	/* LSB first in word, MSW first in long */
+
+#define	BYTE_ORDER	BIG_ENDIAN
+
+#include <sys/cdefs.h>
+
+__BEGIN_DECLS
+unsigned long	htonl __P((unsigned long));
+unsigned short	htons __P((unsigned short));
+unsigned long	ntohl __P((unsigned long));
+unsigned short	ntohs __P((unsigned short));
+__END_DECLS
+
+/*
+ * Macros for network/external number representation conversion.
+ */
+#if BYTE_ORDER == BIG_ENDIAN && !defined(lint)
+#define	ntohl(x)	(x)
+#define	ntohs(x)	(x)
+#define	htonl(x)	(x)
+#define	htons(x)	(x)
+
+#define	NTOHL(x)	(x)
+#define	NTOHS(x)	(x)
+#define	HTONL(x)	(x)
+#define	HTONS(x)	(x)
+
+#else
+
+#define	NTOHL(x)	(x) = ntohl((u_long)x)
+#define	NTOHS(x)	(x) = ntohs((u_short)x)
+#define	HTONL(x)	(x) = htonl((u_long)x)
+#define	HTONS(x)	(x) = htons((u_short)x)
+#endif
+
+#endif /* _POSIX_SOURCE */
+
+#endif /* _M68K_ENDIAN_H_ */
diff --git a/sys/arch/m68k/include/float.h b/sys/arch/m68k/include/float.h
new file mode 100644
index 00000000000..c37cea367f2
--- /dev/null
+++ b/sys/arch/m68k/include/float.h
@@ -0,0 +1,80 @@
+/*	$NetBSD: float.h,v 1.10 1995/06/20 20:45:41 jtc Exp $	*/
+
+/*
+ * Copyright (c) 1989 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. 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, Berkeley and its contributors.
+ * 4. 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.
+ *
+ *	@(#)float.h	7.1 (Berkeley) 5/8/90
+ */
+
+#ifndef _M68K_FLOAT_H_
+#define _M68K_FLOAT_H_
+
+#include <sys/cdefs.h>
+
+__BEGIN_DECLS
+extern int __flt_rounds();
+__END_DECLS
+
+#define FLT_RADIX	2		/* b */
+#define FLT_ROUNDS	__flt_rounds()
+
+#define FLT_MANT_DIG	24		/* p */
+#define FLT_EPSILON	1.19209290E-07F	/* b**(1-p) */
+#define FLT_DIG		6		/* floor((p-1)*log10(b))+(b == 10) */
+#define FLT_MIN_EXP	-125		/* emin */
+#define FLT_MIN		1.17549435E-38F	/* b**(emin-1) */
+#define FLT_MIN_10_EXP	-37		/* ceil(log10(b**(emin-1))) */
+#define FLT_MAX_EXP	128		/* emax */
+#define FLT_MAX		3.40282347E+38F	/* (1-b**(-p))*b**emax */
+#define FLT_MAX_10_EXP	38		/* floor(log10((1-b**(-p))*b**emax)) */
+
+#define DBL_MANT_DIG	53
+#define DBL_EPSILON	2.2204460492503131E-16
+#define DBL_DIG		15
+#define DBL_MIN_EXP	-1021
+#define DBL_MIN		2.2250738585072014E-308
+#define DBL_MIN_10_EXP	-307
+#define DBL_MAX_EXP	1024
+#define DBL_MAX		1.7976931348623157E+308
+#define DBL_MAX_10_EXP	308
+
+#define LDBL_MANT_DIG	DBL_MANT_DIG
+#define LDBL_EPSILON	DBL_EPSILON
+#define LDBL_DIG	DBL_DIG
+#define LDBL_MIN_EXP	DBL_MIN_EXP
+#define LDBL_MIN	DBL_MIN
+#define LDBL_MIN_10_EXP	DBL_MIN_10_EXP
+#define LDBL_MAX_EXP	DBL_MAX_EXP
+#define LDBL_MAX	DBL_MAX
+#define LDBL_MAX_10_EXP	DBL_MAX_10_EXP
+
+#endif /* !_M68K_FLOAT_H_ */
diff --git a/sys/arch/m68k/include/frame.h b/sys/arch/m68k/include/frame.h
new file mode 100644
index 00000000000..a71b485bd06
--- /dev/null
+++ b/sys/arch/m68k/include/frame.h
@@ -0,0 +1,227 @@
+/*	$NetBSD: frame.h,v 1.10 1995/05/12 12:45:24 mycroft Exp $	*/
+
+/*
+ * Copyright (c) 1988 University of Utah.
+ * Copyright (c) 1982, 1990, 1993
+ *	The Regents of the University of California.  All rights reserved.
+ *
+ * This code is derived from software contributed to Berkeley by
+ * the Systems Programming Group of the University of Utah Computer
+ * Science Department.
+ *
+ * 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 the University of
+ *	California, Berkeley and its contributors.
+ * 4. 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.
+ *
+ * from: Utah $Hdr: frame.h 1.8 92/12/20$
+ *
+ *	@(#)frame.h	8.1 (Berkeley) 6/10/93
+ */
+
+struct frame {
+	struct trapframe {
+		int	tf_regs[16];
+		short	tf_pad;
+		short	tf_stackadj;
+		u_short	tf_sr;
+		u_int	tf_pc;
+		u_short	tf_format:4,
+			tf_vector:12;
+	} F_t;
+	union F_u {
+		struct fmt2 {
+			u_int	f_iaddr;
+		} F_fmt2;
+
+		struct fmt3 {
+			u_int	f_ea;
+		} F_fmt3;
+
+		struct fmt7 {
+			u_int	f_ea;
+			u_short	f_ssw;
+			u_short	f_wb3s, f_wb2s, f_wb1s;
+			u_int	f_fa;
+			u_int	f_wb3a, f_wb3d;
+			u_int	f_wb2a, f_wb2d;
+			u_int	f_wb1a, f_wb1d;
+#define				f_pd0 f_wb1d
+			u_int	f_pd1, f_pd2, f_pd3;
+		} F_fmt7;
+
+		struct fmt9 {
+			u_int	f_iaddr;
+			u_short	f_iregs[4];
+		} F_fmt9;
+
+		struct fmtA {
+			u_short	f_ir0;
+			u_short	f_ssw;
+			u_short	f_ipsc;
+			u_short	f_ipsb;
+			u_int	f_dcfa;
+			u_short	f_ir1, f_ir2;
+			u_int	f_dob;
+			u_short	f_ir3, f_ir4;
+		} F_fmtA;
+
+		struct fmtB {
+			u_short	f_ir0;
+			u_short	f_ssw;
+			u_short	f_ipsc;
+			u_short	f_ipsb;
+			u_int	f_dcfa;
+			u_short	f_ir1, f_ir2;
+			u_int	f_dob;
+			u_short	f_ir3, f_ir4;
+			u_short	f_ir5, f_ir6;
+			u_int	f_sba;
+			u_short	f_ir7, f_ir8;
+			u_int	f_dib;
+			u_short	f_iregs[22];
+		} F_fmtB;
+	} F_u;
+};
+
+#define	f_regs		F_t.tf_regs
+#define	f_pad		F_t.tf_pad
+#define	f_stackadj	F_t.tf_stackadj
+#define	f_sr		F_t.tf_sr
+#define	f_pc		F_t.tf_pc
+#define	f_format	F_t.tf_format
+#define	f_vector	F_t.tf_vector
+#define	f_fmt2		F_u.F_fmt2
+#define	f_fmt3		F_u.F_fmt3
+#define	f_fmt7		F_u.F_fmt7
+#define	f_fmt9		F_u.F_fmt9
+#define	f_fmtA		F_u.F_fmtA
+#define	f_fmtB		F_u.F_fmtB
+
+struct switchframe {
+	u_int	sf_pc;
+};
+
+/* common frame size */
+#define	CFSIZE		(sizeof(struct frame) - sizeof(union F_u))
+#define	NFMTSIZE	8
+
+#define	FMT0		0x0
+#define	FMT1		0x1
+#define	FMT2		0x2
+#define	FMT3		0x3
+#define	FMT7		0x7
+#define	FMT9		0x9
+#define	FMTA		0xA
+#define	FMTB		0xB
+
+/* frame specific info sizes */
+#define	FMT0SIZE	0
+#define	FMT1SIZE	0
+#define	FMT2SIZE	sizeof(struct fmt2)
+#define	FMT3SIZE	sizeof(struct fmt3)
+#define	FMT7SIZE	sizeof(struct fmt7)
+#define	FMT9SIZE	sizeof(struct fmt9)
+#define	FMTASIZE	sizeof(struct fmtA)
+#define	FMTBSIZE	sizeof(struct fmtB)
+
+#define	V_BUSERR	0x008
+#define	V_ADDRERR	0x00C
+#define	V_TRAP1		0x084
+
+/* 68020/68030 SSW bits */
+#define	SSW_RC		0x2000
+#define	SSW_RB		0x1000
+#define	SSW_DF		0x0100
+#define	SSW_RM		0x0080
+#define	SSW_RW		0x0040
+#define	SSW_FCMASK	0x0007
+
+/* 68040 SSW bits */
+#define	SSW4_CP		0x8000
+#define	SSW4_CU		0x4000
+#define	SSW4_CT		0x2000
+#define	SSW4_CM		0x1000
+#define	SSW4_MA		0x0800
+#define	SSW4_ATC	0x0400
+#define	SSW4_LK		0x0200
+#define	SSW4_RW		0x0100
+#define SSW4_WBSV	0x0080	/* really in WB status, not SSW */
+#define	SSW4_SZMASK	0x0060
+#define	SSW4_SZLW	0x0000
+#define	SSW4_SZB	0x0020
+#define	SSW4_SZW	0x0040
+#define	SSW4_SZLN	0x0060
+#define	SSW4_TTMASK	0x0018
+#define	SSW4_TTNOR	0x0000
+#define	SSW4_TTM16	0x0008
+#define	SSW4_TMMASK	0x0007
+#define	SSW4_TMDCP	0x0000
+#define	SSW4_TMUD	0x0001
+#define	SSW4_TMUC	0x0002
+#define	SSW4_TMKD	0x0005
+#define	SSW4_TMKC	0x0006
+
+struct fpframe {
+	union FPF_u1 {
+		u_int	FPF_null;
+		struct {
+			u_char	FPF_version;
+			u_char	FPF_fsize;
+			u_short	FPF_res1;
+		} FPF_nonnull;
+	} FPF_u1;
+	union FPF_u2 {
+		struct fpidle {
+			u_short	fpf_ccr;
+			u_short	fpf_res2;
+			u_int	fpf_iregs1[8];
+			u_int	fpf_xops[3];
+			u_int	fpf_opreg;
+			u_int	fpf_biu;
+		} FPF_idle;
+
+		struct fpbusy {
+			u_int	fpf_iregs[53];
+		} FPF_busy;
+
+		struct fpunimp {
+			u_int	fpf_state[10];
+		} FPF_unimp;
+	} FPF_u2;
+	u_int	fpf_regs[8*3];
+	u_int	fpf_fpcr;
+	u_int	fpf_fpsr;
+	u_int	fpf_fpiar;
+};
+
+#define fpf_null	FPF_u1.FPF_null
+#define fpf_version	FPF_u1.FPF_nonnull.FPF_version
+#define fpf_fsize	FPF_u1.FPF_nonnull.FPF_fsize
+#define fpf_res1	FPF_u1.FPF_nonnull.FPF_res1
+#define fpf_idle	FPF_u2.FPF_idle
+#define fpf_busy	FPF_u2.FPF_busy
+#define fpf_unimp	FPF_u2.FPF_unimp
diff --git a/sys/arch/m68k/include/ieeefp.h b/sys/arch/m68k/include/ieeefp.h
new file mode 100644
index 00000000000..2a4fc39689e
--- /dev/null
+++ b/sys/arch/m68k/include/ieeefp.h
@@ -0,0 +1,23 @@
+/* 
+ * Written by J.T. Conklin, Apr 6, 1995
+ * Public domain.
+ */
+
+#ifndef _M68K_IEEEFP_H_
+#define _M68K_IEEEFP_H_
+
+typedef int fp_except;
+#define FP_X_IMP	0x01	/* imprecise (loss of precision) */
+#define FP_X_DZ		0x02	/* divide-by-zero exception */
+#define FP_X_UFL	0x04	/* underflow exception */
+#define FP_X_OFL	0x08	/* overflow exception */
+#define FP_X_INV	0x10	/* invalid operation exception */
+
+typedef enum {
+    FP_RN=0,			/* round to nearest representable number */
+    FP_RZ=1,			/* round to zero (truncate) */
+    FP_RM=2,			/* round toward negative infinity */
+    FP_RP=3			/* round toward positive infinity */
+} fp_rnd;
+
+#endif /* _M68K_IEEEFP_H_ */
diff --git a/sys/arch/m68k/include/limits.h b/sys/arch/m68k/include/limits.h
new file mode 100644
index 00000000000..e0c44852d18
--- /dev/null
+++ b/sys/arch/m68k/include/limits.h
@@ -0,0 +1,84 @@
+/*	$NetBSD: limits.h,v 1.9 1994/10/26 07:50:48 cgd Exp $	*/
+
+/*
+ * Copyright (c) 1988 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. 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, Berkeley and its contributors.
+ * 4. 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.
+ *
+ *	@(#)limits.h	7.2 (Berkeley) 6/28/90
+ */
+
+#define	CHAR_BIT	8		/* number of bits in a char */
+#define	MB_LEN_MAX	1		/* no multibyte characters */
+
+#define	SCHAR_MIN	(-0x7f-1)	/* max value for a signed char */
+#define	SCHAR_MAX	0x7f		/* min value for a signed char */
+
+#define	UCHAR_MAX	0xff		/* max value for an unsigned char */
+#define	CHAR_MAX	0x7f		/* max value for a char */
+#define	CHAR_MIN	(-0x7f-1)	/* min value for a char */
+
+#define	USHRT_MAX	0xffff		/* max value for an unsigned short */
+#define	SHRT_MAX	0x7fff		/* max value for a short */
+#define	SHRT_MIN	(-0x7fff-1)	/* min value for a short */
+
+#define	UINT_MAX	0xffffffffU	/* max value for an unsigned int */
+#define	INT_MAX		0x7fffffff	/* max value for an int */
+#define	INT_MIN		(-0x7fffffff-1)	/* min value for an int */
+
+#define	ULONG_MAX	0xffffffffUL	/* max value for an unsigned long */
+#define	LONG_MAX	0x7fffffffL	/* max value for a long */
+#define	LONG_MIN	(-0x7fffffffL-1)	/* min value for a long */
+
+#if !defined(_ANSI_SOURCE)
+#define SSIZE_MAX	INT_MAX		/* max value for a ssize_t */
+
+#if !defined(_POSIX_SOURCE) && !defined(_XOPEN_SOURCE)
+#define SIZE_T_MAX	UINT_MAX	/* max value for a size_t */
+
+#define	UQUAD_MAX	0xffffffffffffffffULL		/* max unsigned quad */
+#define	QUAD_MAX	0x7fffffffffffffffLL		/* max signed quad */
+#define	QUAD_MIN	(-0x7fffffffffffffffLL-1)	/* min signed quad */
+
+#endif /* !_POSIX_SOURCE && !_XOPEN_SOURCE */
+#endif /* !_ANSI_SOURCE */
+
+#if (!defined(_ANSI_SOURCE)&&!defined(_POSIX_SOURCE)) || defined(_XOPEN_SOURCE)
+#define LONG_BIT	32
+#define WORD_BIT	32
+
+#define DBL_DIG		15
+#define DBL_MAX		1.7976931348623157E+308
+#define DBL_MIN		2.2250738585072014E-308
+
+#define FLT_DIG		6
+#define FLT_MAX		3.40282347E+38F
+#define FLT_MIN		1.17549435E-38F
+#endif
diff --git a/sys/arch/m68k/include/profile.h b/sys/arch/m68k/include/profile.h
new file mode 100644
index 00000000000..137da3739dc
--- /dev/null
+++ b/sys/arch/m68k/include/profile.h
@@ -0,0 +1,61 @@
+/*	$NetBSD: profile.h,v 1.3 1995/03/26 17:08:37 briggs Exp $	*/
+
+/*
+ * Copyright (c) 1992, 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. 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, Berkeley and its contributors.
+ * 4. 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.
+ *
+ *	@(#)profile.h	8.1 (Berkeley) 6/10/93
+ */
+
+#define	_MCOUNT_DECL static inline void _mcount
+
+#define	MCOUNT \
+extern void mcount() asm("mcount"); void mcount() { \
+	int selfpc, frompcindex; \
+	asm("movl a6@(4),%0" : "=r" (selfpc)); \
+	asm("movl a6@(0)@(4),%0" : "=r" (frompcindex)); \
+	_mcount(frompcindex, selfpc); \
+}
+
+#ifdef _KERNEL
+/*
+ * The following two macros do splhigh and splx respectively.
+ * They have to be defined this way because these are real
+ * functions on the HP, and we do not want to invoke mcount
+ * recursively.
+ */
+#define MCOUNT_ENTER \
+	asm("movw	sr,%0" : "=g" (s)); \
+	asm("movw	#0x2700,sr")
+
+#define MCOUNT_EXIT \
+	asm("movw	%0,sr" : : "g" (s))
+#endif /* _KERNEL */
diff --git a/sys/arch/m68k/include/psl.h b/sys/arch/m68k/include/psl.h
new file mode 100644
index 00000000000..c8cb28ab6ad
--- /dev/null
+++ b/sys/arch/m68k/include/psl.h
@@ -0,0 +1,73 @@
+/*	$NetBSD: psl.h,v 1.5 1994/10/26 07:50:50 cgd Exp $	*/
+
+/*
+ * Copyright (c) 1982, 1986, 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. 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, Berkeley and its contributors.
+ * 4. 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.
+ *
+ *	@(#)psl.h	8.1 (Berkeley) 6/10/93
+ */
+
+#ifndef PSL_C
+/*
+ * MC68000 program status word
+ */
+
+#define	PSL_C		0x0001		/* carry bit */
+#define	PSL_V		0x0002		/* overflow bit */
+#define	PSL_Z		0x0004		/* zero bit */
+#define	PSL_N		0x0008		/* negative bit */
+#define	PSL_X		0x0010		/* extend bit */
+#define	PSL_ALLCC	0x001F		/* all cc bits - unlikely */
+#define	PSL_IPL0	0x0000		/* interrupt priority level 0 */
+#define	PSL_IPL1	0x0100		/* interrupt priority level 1 */
+#define	PSL_IPL2	0x0200		/* interrupt priority level 2 */
+#define	PSL_IPL3	0x0300		/* interrupt priority level 3 */
+#define	PSL_IPL4	0x0400		/* interrupt priority level 4 */
+#define	PSL_IPL5	0x0500		/* interrupt priority level 5 */
+#define	PSL_IPL6	0x0600		/* interrupt priority level 6 */
+#define	PSL_IPL7	0x0700		/* interrupt priority level 7 */
+#define	PSL_M		0x1000		/* master (kernel) sp vs intr sp */
+#define	PSL_S		0x2000		/* supervisor enable bit */
+/*	PSL_T0		0x4000		   ??? T0 on 68020, 8000 is T1 */
+#define	PSL_T		0x8000		/* trace enable bit */
+
+#define	PSL_LOWIPL	(PSL_S)
+#define	PSL_HIGHIPL	(PSL_S | PSL_IPL7)
+#define PSL_IPL		(PSL_IPL7)
+#define	PSL_USER	(0)
+
+#define	PSL_MBZ		0xFFFF58E0	/* must be zero bits */
+
+#define	PSL_USERSET	(0)
+#define	PSL_USERCLR	(PSL_S | PSL_IPL7 | PSL_MBZ)
+
+#define	USERMODE(ps)	(((ps) & PSL_S) == 0)
+#endif
diff --git a/sys/arch/m68k/include/ptrace.h b/sys/arch/m68k/include/ptrace.h
new file mode 100644
index 00000000000..9d89193b016
--- /dev/null
+++ b/sys/arch/m68k/include/ptrace.h
@@ -0,0 +1,44 @@
+/*	$NetBSD: ptrace.h,v 1.7 1995/01/26 19:47:10 mycroft Exp $	*/
+
+/*
+ * Copyright (c) 1993 Christopher G. Demetriou
+ * 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 Christopher G. Demetriou.
+ * 4. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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 _M68K_PTRACE_H_
+#define _M68K_PTRACE_H_
+
+/*
+ * m68k-dependent ptrace definitions
+ */
+#define	PT_STEP		(PT_FIRSTMACH + 0)
+#define	PT_GETREGS	(PT_FIRSTMACH + 1)
+#define	PT_SETREGS	(PT_FIRSTMACH + 2)
+#define	PT_GETFPREGS	(PT_FIRSTMACH + 3)
+#define	PT_SETFPREGS	(PT_FIRSTMACH + 4)
+
+#endif /* !_M68K_PTRACE_H_ */
diff --git a/sys/arch/m68k/include/reg.h b/sys/arch/m68k/include/reg.h
new file mode 100644
index 00000000000..ad628b9a70d
--- /dev/null
+++ b/sys/arch/m68k/include/reg.h
@@ -0,0 +1,102 @@
+/*	$NetBSD: reg.h,v 1.11 1995/03/26 17:08:38 briggs Exp $	*/
+
+/*
+ * Copyright (c) 1988 University of Utah.
+ * Copyright (c) 1982, 1986, 1990 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * This code is derived from software contributed to Berkeley by
+ * the Systems Programming Group of the University of Utah Computer
+ * Science Department.
+ *
+ * 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 the University of
+ *	California, Berkeley and its contributors.
+ * 4. 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.
+ *
+ * from: Utah Hdr: reg.h 1.1 90/07/09
+ *
+ *	@(#)reg.h	7.2 (Berkeley) 11/3/90
+ */
+
+#ifndef _M68K_REG_H_
+#define _M68K_REG_H_
+
+/*
+ * Register set accessible via /proc/$pid/reg and ptrace()
+ */
+struct reg {
+	int	r_regs[16];	/* D0-D7/A0-A7 */
+	int	r_sr;
+	int	r_pc;
+};
+
+struct fpreg {
+	int	r_regs[8*3];	/* FP0-FP7 */
+	int	r_fpcr;
+	int	r_fpsr;
+	int	r_fpiar;
+};
+
+/* XXXX this is historical (but it can't be deprecated quite yet) */
+
+/*
+ * Location of the users' stored
+ * registers relative to D0.
+ * Usage is u.u_ar0[XX].
+ */
+#define	D0	(0)
+#define	D1	(1)
+#define	D2	(2)
+#define	D3	(3)
+#define	D4	(4)
+#define	D5	(5)
+#define	D6	(6)
+#define	D7	(7)
+#define	A0	(8)
+#define	A1	(9)
+#define	A2	(10)
+#define	A3	(11)
+#define	A4	(12)
+#define	A5	(13)
+#define	A6	(14)
+#define	A7	(15)
+
+#define	SP	A7
+#define	PS	(16)
+#define	PC	(17)
+
+#ifdef _KERNEL
+/*
+ * Due to a mental lapse somewhere down the line, wait returns its values
+ * in strange registers.  Kludge it up here so we don't have to in the
+ * machine-independent code.
+ */
+#define	R0	D1
+#define	R1	A0
+#endif
+
+#endif /* !_M68K_REG_H_ */
diff --git a/sys/arch/m68k/include/setjmp.h b/sys/arch/m68k/include/setjmp.h
new file mode 100644
index 00000000000..ae2d1a20bae
--- /dev/null
+++ b/sys/arch/m68k/include/setjmp.h
@@ -0,0 +1,7 @@
+/*	$NetBSD: setjmp.h,v 1.1 1994/12/20 10:36:49 cgd Exp $	*/
+
+/*
+ * machine/setjmp.h: machine dependent setjmp-related information.
+ */
+
+#define	_JBLEN	17		/* size, in longs, of a jmp_buf */
diff --git a/sys/arch/m68k/include/signal.h b/sys/arch/m68k/include/signal.h
new file mode 100644
index 00000000000..3e2614cd8f8
--- /dev/null
+++ b/sys/arch/m68k/include/signal.h
@@ -0,0 +1,67 @@
+/*	$NetBSD: signal.h,v 1.4 1995/01/10 19:01:31 jtc Exp $	*/
+
+/*
+ * Copyright (c) 1982, 1986, 1989, 1991 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. 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, Berkeley and its contributors.
+ * 4. 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.
+ *
+ *	@(#)signal.h	7.16 (Berkeley) 3/17/91
+ */
+
+#ifndef _M68K_SIGNAL_H_
+#define _M68K_SIGNAL_H_
+
+typedef int sig_atomic_t;
+
+#ifndef _ANSI_SOURCE
+/*
+ * Get the "code" values
+ */
+#include <machine/trap.h>
+
+/*
+ * Information pushed on stack when a signal is delivered.
+ * This is used by the kernel to restore state following
+ * execution of the signal handler.  It is also made available
+ * to the handler to allow it to restore state properly if
+ * a non-standard exit is performed.
+ */
+struct	sigcontext {
+	int	sc_onstack;		/* sigstack state to restore */
+	int	sc_mask;		/* signal mask to restore */
+	int	sc_sp;			/* sp to restore */
+	int	sc_fp;			/* fp to restore */
+	int	sc_ap;			/* ap to restore */
+	int	sc_pc;			/* pc to restore */
+	int	sc_ps;			/* psl to restore */
+};
+
+#endif	/* !_ANSI_SOURCE */
+#endif	/* !_M68K_SIGNAL_H_ */
diff --git a/sys/arch/m68k/include/stdarg.h b/sys/arch/m68k/include/stdarg.h
new file mode 100644
index 00000000000..b34dd9e4c7b
--- /dev/null
+++ b/sys/arch/m68k/include/stdarg.h
@@ -0,0 +1,64 @@
+/*	$NetBSD: stdarg.h,v 1.11 1995/09/07 01:20:15 jtc Exp $	*/
+
+/*-
+ * Copyright (c) 1991, 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. 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, Berkeley and its contributors.
+ * 4. 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.
+ *
+ *	@(#)stdarg.h	8.1 (Berkeley) 6/10/93
+ */
+
+#ifndef _M68K_STDARG_H_
+#define	_M68K_STDARG_H_
+
+#include <machine/ansi.h>
+
+typedef _BSD_VA_LIST_	va_list;
+
+#define	__va_promote(type) \
+	(((sizeof(type) + sizeof(int) - 1) / sizeof(int)) * sizeof(int))
+
+#define	va_start(ap, last) \
+	(ap = ((char *)&(last) + sizeof(last)))
+
+#ifdef _KERNEL
+#define	va_arg(ap, type) \
+	((type *)(ap += sizeof(type)))[-1]
+#else
+#define	va_arg(ap, type) \
+	((type *)(ap += __va_promote(type),				\
+		ap - (sizeof(type) < sizeof(int) &&			\
+		    sizeof(type) != __va_promote(type) ?		\
+		    sizeof(type) : __va_promote(type))))[0]
+#endif
+
+#define	va_end(ap)	((void) 0)
+
+#endif /* !_M68K_STDARG_H_ */
diff --git a/sys/arch/m68k/include/trap.h b/sys/arch/m68k/include/trap.h
new file mode 100644
index 00000000000..aaab5155ce7
--- /dev/null
+++ b/sys/arch/m68k/include/trap.h
@@ -0,0 +1,69 @@
+/*	$NetBSD: trap.h,v 1.8 1994/10/26 07:50:56 cgd Exp $	*/
+
+/*
+ * Copyright (c) 1988 University of Utah.
+ * Copyright (c) 1982, 1986, 1990, 1993
+ *	The Regents of the University of California.  All rights reserved.
+ *
+ * This code is derived from software contributed to Berkeley by
+ * the Systems Programming Group of the University of Utah Computer
+ * Science Department.
+ *
+ * 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 the University of
+ *	California, Berkeley and its contributors.
+ * 4. 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.
+ *
+ * from: Utah $Hdr: trap.h 1.7 91/03/25$
+ *
+ *	@(#)trap.h	8.1 (Berkeley) 6/10/93
+ */
+
+/*
+ * Trap codes
+ */
+
+#define	T_BUSERR	0
+#define	T_ADDRERR	1
+#define	T_ILLINST	2
+#define	T_ZERODIV	3
+#define	T_CHKINST	4
+#define	T_TRAPVINST	5
+#define	T_PRIVINST	6
+#define	T_TRACE		7
+#define	T_MMUFLT	8
+#define	T_SSIR		9
+#define	T_FMTERR	10
+#define T_FPERR		11
+#define T_COPERR	12
+#define T_ASTFLT	13
+#define T_TRAP15	15
+#define	T_BREAKPOINT	T_TRAP15
+#define T_FPEMULI	16
+#define T_FPEMULD	17
+
+#define	T_USER		0x80		/* user-mode flag or'ed with type */
+
diff --git a/sys/arch/m68k/include/types.h b/sys/arch/m68k/include/types.h
new file mode 100644
index 00000000000..5d401340690
--- /dev/null
+++ b/sys/arch/m68k/include/types.h
@@ -0,0 +1,71 @@
+/*	$NetBSD: types.h,v 1.9 1995/07/06 03:39:38 cgd Exp $	*/
+
+/*-
+ * Copyright (c) 1990 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. 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, Berkeley and its contributors.
+ * 4. 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	7.9 (Berkeley) 3/9/91
+ */
+#ifndef	_M68K_TYPES_H_
+#define	_M68K_TYPES_H_
+
+#include <sys/cdefs.h>
+
+#if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
+typedef struct _physadr {
+	short r[1];
+} *physadr;
+
+typedef struct label_t {		/* consistent with HP-UX */
+	int val[15];
+} label_t;
+#endif
+
+typedef	unsigned long	vm_offset_t;
+typedef	unsigned long	vm_size_t;
+
+/*
+ * Basic integral types.  Omit the typedef if
+ * not possible for a machine/compiler combination.
+ */
+#define	__BIT_TYPES_DEFINED__
+typedef	signed char		   int8_t;
+typedef	unsigned char		 u_int8_t;
+typedef	short			  int16_t;
+typedef	unsigned short		u_int16_t;
+typedef	int			  int32_t;
+typedef	unsigned int		u_int32_t;
+typedef	long long		  int64_t;
+typedef	unsigned long long	u_int64_t;
+
+typedef int32_t			register_t;
+
+#endif	/* !_M68K_TYPES_H_ */
diff --git a/sys/arch/m68k/include/varargs.h b/sys/arch/m68k/include/varargs.h
new file mode 100644
index 00000000000..ab4c8f976e5
--- /dev/null
+++ b/sys/arch/m68k/include/varargs.h
@@ -0,0 +1,71 @@
+/*	$NetBSD: varargs.h,v 1.10 1995/03/26 17:08:41 briggs Exp $	*/
+
+/*-
+ * Copyright (c) 1990, 1993
+ *	The Regents of the University of California.  All rights reserved.
+ * (c) UNIX System Laboratories, Inc.
+ * All or some portions of this file are derived from material licensed
+ * to the University of California by American Telephone and Telegraph
+ * Co. or Unix System Laboratories, Inc. and are reproduced herein with
+ * the permission of UNIX System Laboratories, Inc.
+ *
+ * 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 the University of
+ *	California, Berkeley and its contributors.
+ * 4. 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.
+ *
+ *	@(#)varargs.h	8.2 (Berkeley) 3/22/94
+ */
+
+#ifndef _M68K_VARARGS_H_
+#define	_M68K_VARARGS_H_
+
+#include <machine/ansi.h>
+
+typedef _BSD_VA_LIST_	va_list;
+
+#define	va_dcl	int va_alist;
+
+#define	__va_promote(type) \
+	(((sizeof(type) + sizeof(int) - 1) / sizeof(int)) * sizeof(int))
+
+#define	va_start(ap) \
+	ap = (char *)&va_alist
+
+#ifdef _KERNEL
+#define	va_arg(ap, type) \
+	((type *)(ap += sizeof(type)))[-1]
+#else
+#define	va_arg(ap, type) \
+	((type *)(ap += __va_promote(type),				\
+		ap - (sizeof(type) < sizeof(int) &&			\
+		    sizeof(type) != __va_promote(type) ?		\
+		    sizeof(type) : __va_promote(type))))[0]
+#endif
+
+#define	va_end(ap)	((void) 0)
+
+#endif /* !_M68K_VARARGS_H_ */