diff options
author | Miod Vallat <miod@cvs.openbsd.org> | 2004-04-26 12:34:06 +0000 |
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committer | Miod Vallat <miod@cvs.openbsd.org> | 2004-04-26 12:34:06 +0000 |
commit | aa994f703c162d95d4deb49c03c3a1db2d112bfe (patch) | |
tree | 84b0a710f435f1e25b7250a36ba58938d79a9b9e /sys/arch/luna88k/include/vmparam.h | |
parent | cdbfc97159f36439e647d02962c2945d39ca1576 (diff) |
Start factorizing luna88k and mvme88k common parts.
For now, include files only.
Diffstat (limited to 'sys/arch/luna88k/include/vmparam.h')
-rw-r--r-- | sys/arch/luna88k/include/vmparam.h | 136 |
1 files changed, 3 insertions, 133 deletions
diff --git a/sys/arch/luna88k/include/vmparam.h b/sys/arch/luna88k/include/vmparam.h index 129ef221832..5032ec77208 100644 --- a/sys/arch/luna88k/include/vmparam.h +++ b/sys/arch/luna88k/include/vmparam.h @@ -1,133 +1,3 @@ -/* $OpenBSD: vmparam.h,v 1.1 2004/04/21 15:23:58 aoyama 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 virtual memory parameters. - */ - - -#ifndef _MACHINE_VM_PARAM_ -#define _MACHINE_VM_PARAM_ - -/* - * USRTEXT is the start of the user text/data space, while USRSTACK - * is the top (end) of the user stack. - */ -#define USRTEXT 0x1000 /* Start of user text */ -#define USRSTACK 0x80000000 /* Start of user stack */ - -/* - * Virtual memory related constants, all in bytes - */ -#ifndef MAXTSIZ -#define MAXTSIZ (8*1024*1024) /* max text size */ -#endif -#ifndef DFLDSIZ -#define DFLDSIZ (32*1024*1024) /* initial data size limit */ -#endif -#ifndef MAXDSIZ -#define MAXDSIZ (64*1024*1024) /* max data size */ -#endif -#ifndef DFLSSIZ -#define DFLSSIZ (2*1024*1024) /* initial stack size limit */ -#endif -#ifndef MAXSSIZ -#define MAXSSIZ MAXDSIZ /* max stack size */ -#endif - -/* - * Size of shared memory map - */ -#ifndef SHMMAXPGS -#define SHMMAXPGS 1024 -#endif - -/* - * The time for a process to be blocked before being very swappable. - * This is a number of seconds which the system takes as being a non-trivial - * amount of real time. You probably shouldn't change this; - * it is used in subtle ways (fractions and multiples of it are, that is, like - * half of a ``long time'', almost a long time, etc.) - * It is related to human patience and other factors which don't really - * change over time. - */ -#define MAXSLP 20 - -#define VM_MIN_ADDRESS ((vaddr_t) 0) -#define VM_MAX_ADDRESS ((vaddr_t) 0xffc00000) -#define VM_MAXUSER_ADDRESS VM_MAX_ADDRESS - -/* on vme188, max = 0xf0000000 */ - -#define VM_MIN_KERNEL_ADDRESS ((vaddr_t) 0) -#define VM_MAX_KERNEL_ADDRESS ((vaddr_t) 0x20000000) - -#define KERNEL_STACK_SIZE (3 * PAGE_SIZE) /* kernel stack size */ -#define INTSTACK_SIZE (4 * PAGE_SIZE) /* interrupt stack size */ - -/* virtual sizes (bytes) for various kernel submaps */ -#define VM_PHYS_SIZE (1 * NPTEPG * PAGE_SIZE) - -/* - * Constants which control the way the VM system deals with memory segments. - * The mvme88k only has one physical memory segment. - */ -#define VM_PHYSSEG_MAX 1 -#define VM_PHYSSEG_STRAT VM_PSTRAT_BSEARCH -#define VM_PHYSSEG_NOADD - -#define VM_NFREELIST 1 -#define VM_FREELIST_DEFAULT 0 - -#ifndef _LOCORE -/* - * pmap-specific data stored in the vm_physmem[] array. - */ - -/* XXX - belongs in pmap.h, but put here because of ordering issues */ -struct pv_entry { - struct pv_entry *pv_next; /* next pv_entry */ - struct pmap *pv_pmap; /* pmap where mapping lies */ - vaddr_t pv_va; /* virtual address for mapping */ - int pv_flags; -}; - -#define __HAVE_VM_PAGE_MD -struct vm_page_md { - struct pv_entry pvent; -}; - -#define VM_MDPAGE_INIT(pg) do { \ - (pg)->mdpage.pvent.pv_next = NULL; \ - (pg)->mdpage.pvent.pv_pmap = PMAP_NULL; \ - (pg)->mdpage.pvent.pv_va = 0; \ - (pg)->mdpage.pvent.pv_flags = 0; \ -} while (0) - -#endif /* _LOCORE */ - -#endif /* _MACHINE_VM_PARAM_ */ +/* $OpenBSD */ +/* public domain */ +#include <m88k/vmparam.h> |