1*569905a9Sclaudio /* $OpenBSD: param.h,v 1.2 2023/12/14 13:26:49 claudio Exp $ */ 213861200Skettenis 313861200Skettenis /*- 413861200Skettenis * Copyright (c) 1990 The Regents of the University of California. 513861200Skettenis * All rights reserved. 613861200Skettenis * 713861200Skettenis * This code is derived from software contributed to Berkeley by 813861200Skettenis * William Jolitz. 913861200Skettenis * 1013861200Skettenis * Redistribution and use in source and binary forms, with or without 1113861200Skettenis * modification, are permitted provided that the following conditions 1213861200Skettenis * are met: 1313861200Skettenis * 1. Redistributions of source code must retain the above copyright 1413861200Skettenis * notice, this list of conditions and the following disclaimer. 1513861200Skettenis * 2. Redistributions in binary form must reproduce the above copyright 1613861200Skettenis * notice, this list of conditions and the following disclaimer in the 1713861200Skettenis * documentation and/or other materials provided with the distribution. 1813861200Skettenis * 3. Neither the name of the University nor the names of its contributors 1913861200Skettenis * may be used to endorse or promote products derived from this software 2013861200Skettenis * without specific prior written permission. 2113861200Skettenis * 2213861200Skettenis * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 2313861200Skettenis * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 2413861200Skettenis * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 2513861200Skettenis * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 2613861200Skettenis * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 2713861200Skettenis * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 2813861200Skettenis * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 2913861200Skettenis * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 3013861200Skettenis * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 3113861200Skettenis * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 3213861200Skettenis * SUCH DAMAGE. 3313861200Skettenis */ 3413861200Skettenis 3513861200Skettenis #ifndef _MACHINE_PARAM_H_ 3613861200Skettenis #define _MACHINE_PARAM_H_ 3713861200Skettenis 3813861200Skettenis #ifdef _KERNEL 3913861200Skettenis #ifndef _LOCORE 4013861200Skettenis #include <machine/cpu.h> 4113861200Skettenis #endif 4213861200Skettenis #endif 4313861200Skettenis 4413861200Skettenis #define _MACHINE powerpc64 4513861200Skettenis #define MACHINE "powerpc64" 4613861200Skettenis #define _MACHINE_ARCH powerpc64 4713861200Skettenis #define MACHINE_ARCH "powerpc64" 4813861200Skettenis #define MID_MACHINE MID_POWERPC64 4913861200Skettenis 5013861200Skettenis #define PAGE_SHIFT 12 5113861200Skettenis #define PAGE_SIZE (1 << PAGE_SHIFT) 5213861200Skettenis #define PAGE_MASK (PAGE_SIZE - 1) 5313861200Skettenis 5413861200Skettenis #define KERNBASE 0xffffff8000000000ULL /* start of kernel virtual space */ 5513861200Skettenis 5613861200Skettenis #ifdef _KERNEL 5713861200Skettenis 5813861200Skettenis #define NBPG PAGE_SIZE /* bytes/page */ 5913861200Skettenis #define PGSHIFT PAGE_SHIFT /* LOG2(PAGE_SIZE) */ 6013861200Skettenis #define PGOFSET PAGE_MASK /* byte offset into page */ 6113861200Skettenis 6213861200Skettenis #define UPAGES 5 /* pages of u-area */ 6313861200Skettenis #define USPACE (UPAGES * PAGE_SIZE) /* total size of u-area */ 6413861200Skettenis #define USPACE_ALIGN 0 /* u-area alignment 0-none */ 6513861200Skettenis 6613861200Skettenis #define NMBCLUSTERS (64 * 1024) /* max cluster allocation */ 6713861200Skettenis 6813861200Skettenis #ifndef MSGBUFSIZE 6913861200Skettenis #define MSGBUFSIZE (16 * PAGE_SIZE) /* default message buffer size */ 7013861200Skettenis #endif 7113861200Skettenis 7213861200Skettenis #define STACKALIGNBYTES (32 - 1) 7313861200Skettenis #define STACKALIGN(p) ((u_long)(p) &~ STACKALIGNBYTES) 7413861200Skettenis 7513861200Skettenis #define __HAVE_FDT 7613861200Skettenis 7713861200Skettenis #endif /* _KERNEL */ 7813861200Skettenis 7913861200Skettenis #endif /* _MACHINE_PARAM_H_ */ 80