diff options
| author | Miod Vallat <miod@cvs.openbsd.org> | 2001-05-10 22:46:53 +0000 |
|---|---|---|
| committer | Miod Vallat <miod@cvs.openbsd.org> | 2001-05-10 22:46:53 +0000 |
| commit | 38bf752f89e0ad59c9adef04a0340e68b849798a (patch) | |
| tree | 62d9767146e227a478f7d62b482678b170a604f1 /sys/arch/mvme88k | |
| parent | 39bda50ec30c753fd95402c4f12632e9bf2f1195 (diff) | |
Provide PAGE_{MASK,SHIFT,SIZE} constants.
Diffstat (limited to 'sys/arch/mvme88k')
| -rw-r--r-- | sys/arch/mvme88k/include/param.h | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/sys/arch/mvme88k/include/param.h b/sys/arch/mvme88k/include/param.h index 1611c25078d..ecd1cdc0f64 100644 --- a/sys/arch/mvme88k/include/param.h +++ b/sys/arch/mvme88k/include/param.h @@ -1,4 +1,4 @@ -/* $OpenBSD: param.h,v 1.16 2001/05/05 20:56:46 art Exp $ */ +/* $OpenBSD: param.h,v 1.17 2001/05/10 22:46:43 miod Exp $ */ /* * Copyright (c) 1999 Steve Murphree, Jr. * Copyright (c) 1988 University of Utah. @@ -40,7 +40,7 @@ * from: Utah $Hdr: machparam.h 1.11 89/08/14$ * * @(#)param.h 7.8 (Berkeley) 6/28/91 - * $Id: param.h,v 1.16 2001/05/05 20:56:46 art Exp $ + * $Id: param.h,v 1.17 2001/05/10 22:46:43 miod Exp $ */ #ifndef _MACHINE_PARAM_H_ #define _MACHINE_PARAM_H_ @@ -70,11 +70,14 @@ #define ALIGN(p) (((u_int)(p) + ALIGNBYTES) & ~ALIGNBYTES) #define ALIGNED_POINTER(p,t) ((((u_long)(p)) & (sizeof(t)-1)) == 0) -#ifndef NBPG #define NBPG 4096 /* bytes/page */ -#endif /* NBPG */ #define PGOFSET (NBPG-1) /* byte offset into page */ #define PGSHIFT 12 /* LOG2(NBPG) */ + +#define PAGE_SHIFT 12 +#define PAGE_SIZE (1 << PAGE_SHIFT) +#define PAGE_MASK (PAGE_SHIFT - 1) + #define NPTEPG (NBPG/(sizeof(u_int))) #define NBSEG (1<<22) /* bytes/segment */ |