diff options
Diffstat (limited to 'sys/arch/pmax/include/param.h')
| -rw-r--r-- | sys/arch/pmax/include/param.h | 80 |
1 files changed, 14 insertions, 66 deletions
diff --git a/sys/arch/pmax/include/param.h b/sys/arch/pmax/include/param.h index 5e8c41ea55a..69e3cbff851 100644 --- a/sys/arch/pmax/include/param.h +++ b/sys/arch/pmax/include/param.h @@ -1,4 +1,4 @@ -/* $NetBSD: param.h,v 1.12 1995/07/23 20:11:55 jonathan Exp $ */ +/* $NetBSD: param.h,v 1.17 1996/05/20 10:50:52 jonathan Exp $ */ /* * Copyright (c) 1988 University of Utah. @@ -43,28 +43,20 @@ */ /* - * Machine dependent constants for DEC Station 3100. + * Machine-dependent constants (VM, etc) common across MIPS cpus */ -#define MACHINE "pmax" -#define MACHINE_ARCH "mips" -#define MID_MACHINE MID_PMAX + +#include <mips/mips_param.h> /* - * Round p (pointer or byte index) up to a correctly-aligned value for all - * data types (int, long, ...). The result is u_int and must be cast to - * any desired pointer type. + * Machine dependent constants for DEC Station 3100. */ -#define ALIGNBYTES 7 -#define ALIGN(p) (((u_int)(p) + ALIGNBYTES) &~ ALIGNBYTES) - -#define NBPG 4096 /* bytes/page */ -#define PGOFSET (NBPG-1) /* byte offset into page */ -#define PGSHIFT 12 /* LOG2(NBPG) */ -#define NPTEPG (NBPG/4) -#define NBSEG 0x400000 /* bytes/segment */ -#define SEGOFSET (NBSEG-1) /* byte offset into segment */ -#define SEGSHIFT 22 /* LOG2(NBSEG) */ +#define _MACHINE pmax +#define MACHINE "pmax" +#define _MACHINE_ARCH mips +#define MACHINE_ARCH "mips" +#define MID_MACHINE MID_PMAX #define KERNBASE 0x80000000 /* start of kernel virtual */ #define KERNTEXTOFF 0x80030000 /* start of kernel text for kvm_mkdb */ @@ -101,59 +93,15 @@ #define MCLOFSET (MCLBYTES - 1) #ifndef NMBCLUSTERS #ifdef GATEWAY -#define NMBCLUSTERS 512 /* map size, max cluster allocation */ +#define NMBCLUSTERS 2048 /* map size, max cluster allocation */ #else -#define NMBCLUSTERS 256 /* map size, max cluster allocation */ +#define NMBCLUSTERS 1024 /* map size, max cluster allocation */ #endif #endif -/* - * Size of kernel malloc arena in CLBYTES-sized logical pages - */ -#ifndef NKMEMCLUSTERS -#define NKMEMCLUSTERS (512*1024/CLBYTES) -#endif - -/* pages ("clicks") (4096 bytes) to disk blocks */ -#define ctod(x) ((x) << (PGSHIFT - DEV_BSHIFT)) -#define dtoc(x) ((x) >> (PGSHIFT - DEV_BSHIFT)) - -/* pages to bytes */ -#define ctob(x) ((x) << PGSHIFT) -#define btoc(x) (((x) + PGOFSET) >> PGSHIFT) - -/* bytes to disk blocks */ -#define btodb(x) ((x) >> DEV_BSHIFT) -#define dbtob(x) ((x) << DEV_BSHIFT) - -/* - * Map a ``block device block'' to a file system block. - * This should be device dependent, and should use the bsize - * field from the disk label. - * For now though just use DEV_BSIZE. - */ -#define bdbtofsb(bn) ((bn) / (BLKDEV_IOSIZE/DEV_BSIZE)) - -/* - * Mach derived conversion macros - */ -#define pmax_round_page(x) ((((unsigned)(x)) + NBPG - 1) & ~(NBPG-1)) -#define pmax_trunc_page(x) ((unsigned)(x) & ~(NBPG-1)) -#define pmax_btop(x) ((unsigned)(x) >> PGSHIFT) -#define pmax_ptob(x) ((unsigned)(x) << PGSHIFT) - #ifdef _KERNEL -#ifndef LOCORE -extern int (*Mach_splnet) __P((void)), (*Mach_splbio) __P((void)), - (*Mach_splimp) __P((void)), (*Mach_spltty) __P((void)), - (*Mach_splclock) __P((void)), (*Mach_splstatclock) __P((void)); -#define splnet() ((*Mach_splnet)()) -#define splbio() ((*Mach_splbio)()) -#define splimp() ((*Mach_splimp)()) -#define spltty() ((*Mach_spltty)()) -#define splclock() ((*Mach_splclock)()) -#define splstatclock() ((*Mach_splstatclock)()) -extern int cpuspeed; +#ifndef _LOCORE +extern int cpuspeed; #define DELAY(n) { register int N = cpuspeed * (n); while (--N > 0); } #endif #endif /* !_KERNEL */ |