diff options
Diffstat (limited to 'newlib/libc/sys/linux/machine/i386/include/param.h')
| -rw-r--r-- | newlib/libc/sys/linux/machine/i386/include/param.h | 178 |
1 files changed, 0 insertions, 178 deletions
diff --git a/newlib/libc/sys/linux/machine/i386/include/param.h b/newlib/libc/sys/linux/machine/i386/include/param.h deleted file mode 100644 index fbe1be2ac..000000000 --- a/newlib/libc/sys/linux/machine/i386/include/param.h +++ /dev/null @@ -1,178 +0,0 @@ -/*- - * 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. 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: @(#)param.h 5.8 (Berkeley) 6/28/91 - * $FreeBSD: src/sys/i386/include/param.h,v 1.62 2001/09/12 08:37:33 julian Exp $ - */ - -/* - * Machine dependent constants for Intel 386. - */ - -#ifndef _MACHINE_PARAM_H_ -#define _MACHINE_PARAM_H_ - -#ifndef MACHINE -#define MACHINE "i386" -#endif -#ifndef MACHINE_ARCH -#define MACHINE_ARCH "i386" -#endif -#define MID_MACHINE MID_I386 - -/* Endian-ness */ -#ifndef BIG_ENDIAN -#define BIG_ENDIAN 4321 -#endif -#ifndef LITTLE_ENDIAN -#define LITTLE_ENDIAN 1234 -#endif - -#define BYTE_ORDER LITTLE_ENDIAN - -/* - * OBJFORMAT_NAMES is a comma-separated list of the object formats - * that are supported on the architecture. - */ -#define OBJFORMAT_NAMES "elf", "aout" -#define OBJFORMAT_DEFAULT "elf" - -#define MAXHOSTNAMELEN 64 - -#ifdef SMP -#define MAXCPU 16 -#else -#define MAXCPU 1 -#endif /* SMP */ - -#define ALIGNBYTES _ALIGNBYTES -#define ALIGN(p) _ALIGN(p) - -#define NPTEPG (PAGE_SIZE/(sizeof (pt_entry_t))) - -#define NPDEPG (PAGE_SIZE/(sizeof (pd_entry_t))) -#define PDRSHIFT 22 /* LOG2(NBPDR) */ -#define NBPDR (1<<PDRSHIFT) /* bytes/page dir */ -#define PDRMASK (NBPDR-1) - -#define DEV_BSHIFT 9 /* log2(DEV_BSIZE) */ -#define DEV_BSIZE (1<<DEV_BSHIFT) - -#ifndef BLKDEV_IOSIZE -#define BLKDEV_IOSIZE PAGE_SIZE /* default block device I/O size */ -#endif -#define DFLTPHYS (64 * 1024) /* default max raw I/O transfer size */ -#define MAXPHYS (128 * 1024) /* max raw I/O transfer size */ -#define MAXDUMPPGS (DFLTPHYS/PAGE_SIZE) - -#define IOPAGES 2 /* pages of i/o permission bitmap */ - -#ifndef KSTACK_PAGES -#define KSTACK_PAGES 2 /* Includes pcb! */ -#endif -#define UAREA_PAGES 1 /* holds struct user WITHOUT PCB (see def.) */ - -#define KSTACK_GUARD /* compile in the kstack guard page */ - -/* - * Ceiling on amount of swblock kva space. - */ -#ifndef VM_SWZONE_SIZE_MAX -#define VM_SWZONE_SIZE_MAX (70 * 1024 * 1024) -#endif - -/* - * Ceiling on size of buffer cache (really only effects write queueing, - * the VM page cache is not effected). - */ -#ifndef VM_BCACHE_SIZE_MAX -#define VM_BCACHE_SIZE_MAX (200 * 1024 * 1024) -#endif - - -/* - * Constants related to network buffer management. - * MCLBYTES must be no larger than PAGE_SIZE. - */ -#ifndef MSIZE -#define MSIZE 256 /* size of an mbuf */ -#endif /* MSIZE */ - -#ifndef MCLSHIFT -#define MCLSHIFT 11 /* convert bytes to mbuf clusters */ -#endif /* MCLSHIFT */ -#define MCLBYTES (1 << MCLSHIFT) /* size of an mbuf cluster */ - -/* - * Some macros for units conversion - */ - -/* clicks to bytes */ -#define ctob(x) ((x)<<PAGE_SHIFT) - -/* bytes to clicks */ -#define btoc(x) (((unsigned)(x)+PAGE_MASK)>>PAGE_SHIFT) - -/* - * btodb() is messy and perhaps slow because `bytes' may be an off_t. We - * want to shift an unsigned type to avoid sign extension and we don't - * want to widen `bytes' unnecessarily. Assume that the result fits in - * a daddr_t. - */ -#define btodb(bytes) /* calculates (bytes / DEV_BSIZE) */ \ - (sizeof (bytes) > sizeof(long) \ - ? (daddr_t)((unsigned long long)(bytes) >> DEV_BSHIFT) \ - : (daddr_t)((unsigned long)(bytes) >> DEV_BSHIFT)) - -#define dbtob(db) /* calculates (db * DEV_BSIZE) */ \ - ((off_t)(db) << DEV_BSHIFT) - -/* - * Mach derived conversion macros - */ -#define trunc_page(x) ((x) & ~PAGE_MASK) -#define round_page(x) (((x) + PAGE_MASK) & ~PAGE_MASK) -#define trunc_4mpage(x) ((unsigned)(x) & ~PDRMASK) -#define round_4mpage(x) ((((unsigned)(x)) + PDRMASK) & ~PDRMASK) - -#define atop(x) ((unsigned)(x) >> PAGE_SHIFT) -#define ptoa(x) ((unsigned)(x) << PAGE_SHIFT) - -#define i386_btop(x) ((unsigned)(x) >> PAGE_SHIFT) -#define i386_ptob(x) ((unsigned)(x) << PAGE_SHIFT) - -#define pgtok(x) ((x) * (PAGE_SIZE / 1024)) - -#endif /* !_MACHINE_PARAM_H_ */ |