diff options
Diffstat (limited to 'sys/i386/include/vmparam.h')
| -rw-r--r-- | sys/i386/include/vmparam.h | 50 |
1 files changed, 33 insertions, 17 deletions
diff --git a/sys/i386/include/vmparam.h b/sys/i386/include/vmparam.h index 316489920ce08..a5b657cd82c27 100644 --- a/sys/i386/include/vmparam.h +++ b/sys/i386/include/vmparam.h @@ -1,6 +1,8 @@ /*- * 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. @@ -34,10 +36,13 @@ * SUCH DAMAGE. * * from: @(#)vmparam.h 5.9 (Berkeley) 5/12/91 - * $Id: vmparam.h,v 1.7 1993/10/15 10:07:45 rgrimes Exp $ + * $Id: vmparam.h,v 1.11.2.1 1994/03/24 08:57:03 rgrimes Exp $ */ +#ifndef _MACHINE_VMPARAM_H_ +#define _MACHINE_VMPARAM_H_ 1 + /* * Machine dependent constants for 386. */ @@ -53,27 +58,30 @@ * Immediately after the user structure is the page table map, and then * kernal address space. */ -#define USRTEXT 0 -#define USRSTACK 0xFDBFE000 +#define USRTEXT 0UL +/* #define USRSTACK 0xFDBFE000UL */ #define BTOPUSRSTACK (0xFDC00-(UPAGES)) /* btop(USRSTACK) */ -#define LOWPAGES 0 +#define LOWPAGES 0UL #define HIGHPAGES UPAGES /* * Virtual memory related constants, all in bytes */ -#define MAXTSIZ (6*1024*1024) /* max text size */ +#define MAXTSIZ (16UL*1024*1024) /* max text size */ #ifndef DFLDSIZ -#define DFLDSIZ (16*1024*1024) /* initial data size limit */ +#define DFLDSIZ (64UL*1024*1024) /* initial data size limit */ #endif #ifndef MAXDSIZ -#define MAXDSIZ (32*1024*1024) /* max data size */ +#define MAXDSIZ (128UL*1024*1024) /* max data size */ #endif #ifndef DFLSSIZ -#define DFLSSIZ (512*1024) /* initial stack size limit */ +#define DFLSSIZ (8UL*1024*1024) /* initial stack size limit */ #endif #ifndef MAXSSIZ -#define MAXSSIZ (8*1024*1024) /* max stack size */ +#define MAXSSIZ (64UL*1024*1024) /* max stack size */ +#endif +#ifndef SGROWSIZ +#define SGROWSIZ (128UL*1024) /* amount to grow stack */ #endif /* @@ -101,7 +109,7 @@ /* * Size of User Raw I/O map */ -#define USRIOSIZE 300 +#define USRIOSIZE 1024 /* * The size of the clock loop. @@ -207,16 +215,23 @@ */ /* user/kernel map constants */ +#define KERNBASE (0-(NKPDE+1)*(NBPG*NPTEPG)) +#define KERNSIZE (NKPDE*NBPG*NPTEPG) + #define VM_MIN_ADDRESS ((vm_offset_t)0) -#define VM_MAXUSER_ADDRESS ((vm_offset_t)0xFDBFE000) -#define UPT_MIN_ADDRESS ((vm_offset_t)0xFDC00000) -#define UPT_MAX_ADDRESS ((vm_offset_t)0xFDFF7000) +#define VM_MAXUSER_ADDRESS ((vm_offset_t)KERNBASE - (NBPG*(NPTEPG+UPAGES))) +#define USRSTACK VM_MAXUSER_ADDRESS +#define UPT_MIN_ADDRESS ((vm_offset_t)KERNBASE - (NBPG*NPTEPG)) +#define UPT_MAX_ADDRESS ((vm_offset_t)KERNBASE - (NBPG*(NKPDE+2))) #define VM_MAX_ADDRESS UPT_MAX_ADDRESS -#define VM_MIN_KERNEL_ADDRESS ((vm_offset_t)0xFDFF7000) +#define VM_MIN_KERNEL_ADDRESS ((vm_offset_t)KERNBASE - (NBPG*(NKPDE+2))) #define UPDT VM_MIN_KERNEL_ADDRESS -#define KPT_MIN_ADDRESS ((vm_offset_t)0xFDFF8000) -#define KPT_MAX_ADDRESS ((vm_offset_t)0xFDFFF000) -#define VM_MAX_KERNEL_ADDRESS ((vm_offset_t)0xFF7FF000) +#define KPT_MIN_ADDRESS ((vm_offset_t)(KERNBASE) - (NBPG*(NKPDE+1))) +#define KPT_MAX_ADDRESS ((vm_offset_t)(KERNBASE) - NBPG) +#define VM_MAX_KERNEL_ADDRESS ((vm_offset_t)ALT_MIN_ADDRESS - NBPG) +#define ALT_MIN_ADDRESS ((vm_offset_t)((APTDPTDI) << 22)) +#define HIGHPAGES UPAGES + /* virtual sizes (bytes) for various kernel submaps */ #define VM_MBUF_SIZE (NMBCLUSTERS*MCLBYTES) @@ -259,3 +274,4 @@ : "ax"); \ }) #endif +#endif /* _MACHINE_VMPARAM_H_ */ |