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[unix-history] / usr / src / sys / conf / param.c
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1f411518 1/* param.c 6.6 84/07/08 */
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2
3#include "../h/param.h"
4#include "../h/systm.h"
751b301e 5#include "../h/socket.h"
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6#include "../h/dir.h"
7#include "../h/user.h"
8#include "../h/proc.h"
9#include "../h/text.h"
10#include "../h/inode.h"
11#include "../h/file.h"
12#include "../h/callout.h"
13#include "../h/clist.h"
14#include "../h/cmap.h"
01966f05 15#include "../h/mbuf.h"
ab12a1f4 16#include "../h/quota.h"
bf75e5ce 17#include "../h/kernel.h"
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18/*
19 * System parameter formulae.
20 *
21 * This file is copied into each directory where we compile
22 * the kernel; it should be modified there to suit local taste
23 * if necessary.
24 *
25 * Compiled with -DHZ=xx -DTIMEZONE=x -DDST=x -DMAXUSERS=xx
26 */
27
bf75e5ce 28#define HZ 100
ec6f91b0 29int hz = HZ;
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30int tick = 1000000 / HZ;
31struct timezone tz = { TIMEZONE, DST };
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32#define NPROC (20 + 8 * MAXUSERS)
33int nproc = NPROC;
b025a45a 34int ntext = 24 + MAXUSERS;
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35#define NINODE ((NPROC + 16 + MAXUSERS) + 32)
36int ninode = NINODE;
37int nchsize = NINODE * 11 / 10;
b025a45a 38int nfile = 16 * (NPROC + 16 + MAXUSERS) / 10 + 32;
2067e85f 39int ncallout = 16 + NPROC;
ec6f91b0 40int nclist = 100 + 16 * MAXUSERS;
ef49a333 41int nport = NPROC / 2;
5b3fa994 42int nmbclusters = NMBCLUSTERS;
af0b24db 43#ifdef QUOTA
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44int nquota = (MAXUSERS * 9)/7 + 3;
45int ndquot = (MAXUSERS*NMOUNT)/4 + NPROC;
46#endif
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47
48/*
49 * These are initialized at bootstrap time
50 * to values dependent on memory size
51 */
52int nbuf, nswbuf;
53
54/*
55 * These have to be allocated somewhere; allocating
56 * them here forces loader errors if this file is omitted.
57 */
58struct proc *proc, *procNPROC;
59struct text *text, *textNTEXT;
60struct inode *inode, *inodeNINODE;
61struct file *file, *fileNFILE;
62struct callout *callout;
63struct cblock *cfree;
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64struct buf *buf, *swbuf;
65short *swsize;
66int *swpf;
67char *buffers;
68struct cmap *cmap, *ecmap;
f93197fc 69struct nch *nch;
af0b24db 70#ifdef QUOTA
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71struct quota *quota, *quotaNQUOTA;
72struct dquot *dquot, *dquotNDQUOT;
73#endif