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Diffstat (limited to 'sys/amd64/include/vmparam.h')
| -rw-r--r-- | sys/amd64/include/vmparam.h | 144 |
1 files changed, 0 insertions, 144 deletions
diff --git a/sys/amd64/include/vmparam.h b/sys/amd64/include/vmparam.h deleted file mode 100644 index d2e65e9c0fd4..000000000000 --- a/sys/amd64/include/vmparam.h +++ /dev/null @@ -1,144 +0,0 @@ -/*- - * Copyright (c) 1990 The Regents of the University of California. - * All rights reserved. - * Copyright (c) 1994 John S. Dyson - * 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: @(#)vmparam.h 5.9 (Berkeley) 5/12/91 - * $Id: vmparam.h,v 1.29 1998/02/23 07:42:40 dyson Exp $ - */ - - -#ifndef _MACHINE_VMPARAM_H_ -#define _MACHINE_VMPARAM_H_ 1 - -/* - * Machine dependent constants for 386. - */ - -#define VM_PROT_READ_IS_EXEC /* if you can read -- then you can exec */ - -/* - * Virtual memory related constants, all in bytes - */ -#define MAXTSIZ (128UL*1024*1024) /* max text size */ -#ifndef DFLDSIZ -#define DFLDSIZ (128UL*1024*1024) /* initial data size limit */ -#endif -#ifndef MAXDSIZ -#define MAXDSIZ (512UL*1024*1024) /* max data size */ -#endif -#ifndef DFLSSIZ -#define DFLSSIZ (8UL*1024*1024) /* initial stack size limit */ -#endif -#ifndef MAXSSIZ -#define MAXSSIZ (64UL*1024*1024) /* max stack size */ -#endif -#ifndef SGROWSIZ -#define SGROWSIZ (128UL*1024) /* amount to grow stack */ -#endif - -#define USRTEXT (1*PAGE_SIZE) /* base of user text XXX bogus */ - -/* - * Size of the Shared Memory Pages page table. - */ -#ifndef SHMMAXPGS -#define SHMMAXPGS 1024 /* XXX until we have more kmap space */ -#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 - - -/* - * Virtual addresses of things. Derived from the page directory and - * page table indexes from pmap.h for precision. - * Because of the page that is both a PD and PT, it looks a little - * messy at times, but hey, we'll do anything to save a page :-) - */ - -#define VM_MAX_KERNEL_ADDRESS VADDR(KPTDI+NKPDE, 0) -#define VM_MIN_KERNEL_ADDRESS VADDR(PTDPTDI, PTDPTDI) - -#define KERNBASE VADDR(KPTDI, 0) - -#define KPT_MAX_ADDRESS VADDR(PTDPTDI, KPTDI+NKPT) -#define KPT_MIN_ADDRESS VADDR(PTDPTDI, KPTDI) - -#define UPT_MAX_ADDRESS VADDR(PTDPTDI, PTDPTDI) -#define UPT_MIN_ADDRESS VADDR(PTDPTDI, 0) - -#define VM_MAXUSER_ADDRESS VADDR(UMAXPTDI, UMAXPTEOFF) - -#define USRSTACK VM_MAXUSER_ADDRESS - -#define VM_MAX_ADDRESS VADDR(PTDPTDI, PTDPTDI) -#define VM_MIN_ADDRESS ((vm_offset_t)0) - -/* virtual sizes (bytes) for various kernel submaps */ -#ifndef VM_KMEM_SIZE -#define VM_KMEM_SIZE (12 * 1024 * 1024) -#endif - -/* - * How many physical pages per KVA page allocated. - * min(max(VM_KMEM_SIZE, Physical memory/VM_KMEM_SIZE_SCALE), VM_KMEM_SIZE_MAX) - * is the total KVA space allocated for kmem_map. - */ -#ifndef VM_KMEM_SIZE_SCALE -#define VM_KMEM_SIZE_SCALE (3) -#endif - -/* - * Ceiling on amount of kmem_map kva space. - */ -#ifndef VM_KMEM_SIZE_MAX -#define VM_KMEM_SIZE_MAX (80 * 1024 * 1024) -#endif - -/* initial pagein size of beginning of executable file */ -#ifndef VM_INITIAL_PAGEIN -#define VM_INITIAL_PAGEIN 16 -#endif - -#endif /* _MACHINE_VMPARAM_H_ */ |