new file mode 100644
--- /dev/null
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@@ -0,0 +1,344 @@
+//==========================================================================
+//
+//      include/sys/param.h
+//
+//      
+//
+//==========================================================================
+//####COPYRIGHTBEGIN####
+//                                                                          
+// -------------------------------------------                              
+// The contents of this file are subject to the Red Hat eCos Public License 
+// Version 1.1 (the "License"); you may not use this file except in         
+// compliance with the License.  You may obtain a copy of the License at    
+// http://www.redhat.com/                                                   
+//                                                                          
+// Software distributed under the License is distributed on an "AS IS"      
+// basis, WITHOUT WARRANTY OF ANY KIND, either express or implied.  See the 
+// License for the specific language governing rights and limitations under 
+// the License.                                                             
+//                                                                          
+// The Original Code is eCos - Embedded Configurable Operating System,      
+// released September 30, 1998.                                             
+//                                                                          
+// The Initial Developer of the Original Code is Red Hat.                   
+// Portions created by Red Hat are                                          
+// Copyright (C) 1998, 1999, 2000 Red Hat, Inc.                             
+// All Rights Reserved.                                                     
+// -------------------------------------------                              
+//                                                                          
+//####COPYRIGHTEND####
+//####BSDCOPYRIGHTBEGIN####
+//
+// -------------------------------------------
+//
+// Portions of this software may have been derived from OpenBSD or other sources,
+// and are covered by the appropriate copyright disclaimers included herein.
+//
+// -------------------------------------------
+//
+//####BSDCOPYRIGHTEND####
+//==========================================================================
+//#####DESCRIPTIONBEGIN####
+//
+// Author(s):    gthomas
+// Contributors: gthomas
+// Date:         2000-01-10
+// Purpose:      
+// Description:  
+//              
+//
+//####DESCRIPTIONEND####
+//
+//==========================================================================
+
+
+/*	$OpenBSD: param.h,v 1.25 1999/09/23 08:25:01 deraadt Exp $	*/
+/*	$NetBSD: param.h,v 1.23 1996/03/17 01:02:29 thorpej Exp $	*/
+
+/*-
+ * Copyright (c) 1982, 1986, 1989, 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.
+ *
+ *	@(#)param.h	8.2 (Berkeley) 1/21/94
+ */
+
+#ifndef _SYS_PARAM_H_
+#define _SYS_PARAM_H_
+
+#define	BSD	199306		/* System version (year & month). */
+#define BSD4_3	1
+#define BSD4_4	1
+
+#define OpenBSD	199912		/* OpenBSD version (year & month). */
+#define OpenBSD2_6 1		/* OpenBSD 2.6 */
+
+#ifndef NULL
+#ifdef 	__GNUG__
+#define	NULL	__null
+#else
+#define	NULL	0
+#endif
+#endif
+
+#ifndef _LOCORE
+#include <sys/types.h>
+#ifndef __ECOS
+#include <sys/simplelock.h>
+#endif
+#endif
+
+#ifndef __ECOS
+/*
+ * Machine-independent constants (some used in following include files).
+ * Redefined constants are from POSIX 1003.1 limits file.
+ *
+ * MAXCOMLEN should be >= sizeof(ac_comm) (see <acct.h>)
+ * MAXLOGNAME should be >= UT_NAMESIZE (see <utmp.h>)
+ */
+#include <sys/syslimits.h>
+
+#define	MAXCOMLEN	16		/* max command name remembered */
+#define	MAXINTERP	64		/* max interpreter file name length */
+#define	MAXLOGNAME	12		/* max login name length */
+#define	MAXUPRC		CHILD_MAX	/* max simultaneous processes */
+#define	NCARGS		ARG_MAX		/* max bytes for an exec function */
+#define	NGROUPS		NGROUPS_MAX	/* max number groups */
+#define	NOFILE		OPEN_MAX	/* max open files per process (soft) */
+#define	NOFILE_MAX	1024		/* max open files per process (hard) */
+#define	NOGROUP		65535		/* marker for empty group set member */
+#endif
+#define MAXHOSTNAMELEN	256		/* max hostname size */
+
+/* More types and definitions used throughout the kernel. */
+#ifdef _KERNEL
+#include <sys/cdefs.h>
+#include <sys/errno.h>
+#include <sys/time.h>
+#ifdef __ECOS
+#include <cyg/io/file.h>
+#else
+#include <sys/resource.h>
+#include <sys/ucred.h>
+#include <sys/uio.h>
+#endif
+#endif
+
+#ifndef __ECOS
+/* Signals. */
+#include <sys/signal.h>
+#endif
+
+/* Machine type dependent parameters. */
+#include <machine/param.h>
+#include <machine/limits.h>
+
+#ifndef __ECOS
+/*
+ * Priorities.  Note that with 32 run queues, differences less than 4 are
+ * insignificant.
+ */
+#define	PSWP	0
+#define	PVM	4
+#define	PINOD	8
+#define	PRIBIO	16
+#define	PVFS	20
+#define	PZERO	22		/* No longer magic, shouldn't be here.  XXX */
+#define	PSOCK	24
+#define	PWAIT	32
+#define	PLOCK	36
+#define	PPAUSE	40
+#define	PUSER	50
+#define	MAXPRI	127		/* Priorities range from 0 through MAXPRI. */
+
+#define	PRIMASK	0x0ff
+#define	PCATCH	0x100		/* OR'd with pri for tsleep to check signals */
+#endif
+
+#define	NBPW	sizeof(int)	/* number of bytes per word (integer) */
+
+#ifndef __ECOS
+#define	CMASK	022		/* default file mask: S_IWGRP|S_IWOTH */
+#define	NODEV	(dev_t)(-1)	/* non-existent device */
+
+/*
+ * Clustering of hardware pages on machines with ridiculously small
+ * page sizes is done here.  The paging subsystem deals with units of
+ * CLSIZE pte's describing NBPG (from machine/machparam.h) pages each.
+ */
+#define	CLBYTES		(CLSIZE*NBPG)
+#define	CLOFSET		(CLSIZE*NBPG-1)	/* for clusters, like PGOFSET */
+#define	claligned(x)	((((int)(x))&CLOFSET)==0)
+#define	CLOFF		CLOFSET
+#define	CLSHIFT		(PGSHIFT+CLSIZELOG2)
+
+#if CLSIZE==1
+#define	clbase(i)	(i)
+#define	clrnd(i)	(i)
+#else
+/* Give the base virtual address (first of CLSIZE). */
+#define	clbase(i)	((i) &~ (CLSIZE-1))
+/* Round a number of clicks up to a whole cluster. */
+#define	clrnd(i)	(((i) + (CLSIZE-1)) &~ (CLSIZE-1))
+#endif
+
+#define	CBLOCK	64		/* Clist block size, must be a power of 2. */
+#define CBQSIZE	(CBLOCK/NBBY)	/* Quote bytes/cblock - can do better. */
+				/* Data chars/clist. */
+#define	CBSIZE	(CBLOCK - sizeof(struct cblock *) - CBQSIZE)
+#define	CROUND	(CBLOCK - 1)	/* Clist rounding. */
+
+/*
+ * File system parameters and macros.
+ *
+ * The file system is made out of blocks of at most MAXBSIZE units, with
+ * smaller units (fragments) only in the last direct block.  MAXBSIZE
+ * primarily determines the size of buffers in the buffer pool.  It may be
+ * made larger without any effect on existing file systems; however making
+ * it smaller makes some file systems unmountable.
+ */
+#ifndef MAXBSIZE	/* XXX temp until sun3 DMA chaining */
+#define	MAXBSIZE	MAXPHYS
+#endif
+#define MAXFRAG 	8
+
+/*
+ * MAXPATHLEN defines the longest permissable path length after expanding
+ * symbolic links. It is used to allocate a temporary buffer from the buffer
+ * pool in which to do the name expansion, hence should be a power of two,
+ * and must be less than or equal to MAXBSIZE.  MAXSYMLINKS defines the
+ * maximum number of symbolic links that may be expanded in a path name.
+ * It should be set high enough to allow all legitimate uses, but halt
+ * infinite loops reasonably quickly.
+ */
+#define	MAXPATHLEN	PATH_MAX
+#define MAXSYMLINKS	32
+
+#endif // __ECOS
+
+/* Bit map related macros. */
+#define	setbit(a,i)	((a)[(i)/NBBY] |= 1<<((i)%NBBY))
+#define	clrbit(a,i)	((a)[(i)/NBBY] &= ~(1<<((i)%NBBY)))
+#define	isset(a,i)	((a)[(i)/NBBY] & (1<<((i)%NBBY)))
+#define	isclr(a,i)	(((a)[(i)/NBBY] & (1<<((i)%NBBY))) == 0)
+
+/* Macros for counting and rounding. */
+#ifndef howmany
+#define	howmany(x, y)	(((x)+((y)-1))/(y))
+#endif
+#define	roundup(x, y)	((((x)+((y)-1))/(y))*(y))
+#define powerof2(x)	((((x)-1)&(x))==0)
+
+/* Macros for min/max. */
+#ifndef _KERNEL
+#define	MIN(a,b) (((a)<(b))?(a):(b))
+#define	MAX(a,b) (((a)>(b))?(a):(b))
+#endif
+
+#ifndef __ECOS
+/*
+ * Constants for setting the parameters of the kernel memory allocator.
+ *
+ * 2 ** MINBUCKET is the smallest unit of memory that will be
+ * allocated. It must be at least large enough to hold a pointer.
+ *
+ * Units of memory less or equal to MAXALLOCSAVE will permanently
+ * allocate physical memory; requests for these size pieces of
+ * memory are quite fast. Allocations greater than MAXALLOCSAVE must
+ * always allocate and free physical memory; requests for these
+ * size allocations should be done infrequently as they will be slow.
+ *
+ * Constraints: CLBYTES <= MAXALLOCSAVE <= 2 ** (MINBUCKET + 14), and
+ * MAXALLOCSIZE must be a power of two.
+ */
+#define MINBUCKET	4		/* 4 => min allocation of 16 bytes */
+#define MAXALLOCSAVE	(2 * CLBYTES)
+
+/*
+ * Scale factor for scaled integers used to count %cpu time and load avgs.
+ *
+ * The number of CPU `tick's that map to a unique `%age' can be expressed
+ * by the formula (1 / (2 ^ (FSHIFT - 11))).  The maximum load average that
+ * can be calculated (assuming 32 bits) can be closely approximated using
+ * the formula (2 ^ (2 * (16 - FSHIFT))) for (FSHIFT < 15).
+ *
+ * For the scheduler to maintain a 1:1 mapping of CPU `tick' to `%age',
+ * FSHIFT must be at least 11; this gives us a maximum load avg of ~1024.
+ */
+#define	FSHIFT	11		/* bits to right of fixed binary point */
+#define FSCALE	(1<<FSHIFT)
+
+/*
+ * rfork() options.
+ *
+ * XXX currently, operations without RFPROC set are not supported.
+ */
+#define RFNAMEG		(1<<0)	/* UNIMPL new plan9 `name space' */
+#define RFENVG		(1<<1)	/* UNIMPL copy plan9 `env space' */
+#define RFFDG		(1<<2)	/* copy fd table */
+#define RFNOTEG		(1<<3)	/* UNIMPL create new plan9 `note group' */
+#define RFPROC		(1<<4)	/* change child (else changes curproc) */
+#define RFMEM		(1<<5)	/* share `address space' */
+#define RFNOWAIT	(1<<6)	/* parent need not wait() on child */ 
+#define RFCNAMEG	(1<<10) /* UNIMPL zero plan9 `name space' */
+#define RFCENVG		(1<<11) /* UNIMPL zero plan9 `env space' */
+#define RFCFDG		(1<<12)	/* zero fd table */
+#endif // __ECOS
+
+#ifdef __ECOS
+// Function mappings
+
+extern int  cyg_tsleep(void *, int, char *, int);
+extern void cyg_wakeup(void *);
+#define tsleep(e,p,w,t) cyg_tsleep(e,0,w,t)
+#define wakeup(e)       cyg_wakeup(e)
+
+extern cyg_uint32  cyg_splimp(void);
+extern cyg_uint32  cyg_splnet(void);
+extern cyg_uint32  cyg_splclock(void);
+extern cyg_uint32  cyg_splsoftnet(void);
+extern void        cyg_splx(cyg_uint32);
+#define splimp     cyg_splimp
+#define splnet     cyg_splnet
+#define splclock   cyg_splclock
+#define splsoftnet cyg_splsoftnet
+#define splx       cyg_splx
+
+extern void cyg_panic(const char *msg, ...);
+#define panic cyg_panic
+#endif
+
+#endif // __SYS_PARAM_H_