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Annotation of 43BSDTahoe/sys/GENERIC/param.c, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 1980, 1986 Regents of the University of California.
        !             3:  * All rights reserved.  The Berkeley software License Agreement
        !             4:  * specifies the terms and conditions for redistribution.
        !             5:  *
        !             6:  *     @(#)param.c     7.3 (Berkeley) 12/6/86
        !             7:  */
        !             8: 
        !             9: #ifndef lint
        !            10: char copyright[] =
        !            11: "@(#) Copyright (c) 1980, 1986 Regents of the University of California.\n\
        !            12:  All rights reserved.\n";
        !            13: #endif not lint
        !            14: 
        !            15: #include "../h/param.h"
        !            16: #include "../h/systm.h"
        !            17: #include "../h/socket.h"
        !            18: #include "../h/dir.h"
        !            19: #include "../h/user.h"
        !            20: #include "../h/proc.h"
        !            21: #include "../h/text.h"
        !            22: #include "../h/inode.h"
        !            23: #include "../h/file.h"
        !            24: #include "../h/callout.h"
        !            25: #include "../h/clist.h"
        !            26: #include "../h/cmap.h"
        !            27: #include "../h/mbuf.h"
        !            28: #include "../h/quota.h"
        !            29: #include "../h/kernel.h"
        !            30: /*
        !            31:  * System parameter formulae.
        !            32:  *
        !            33:  * This file is copied into each directory where we compile
        !            34:  * the kernel; it should be modified there to suit local taste
        !            35:  * if necessary.
        !            36:  *
        !            37:  * Compiled with -DHZ=xx -DTIMEZONE=x -DDST=x -DMAXUSERS=xx
        !            38:  */
        !            39: 
        !            40: #ifndef HZ
        !            41: #define        HZ 100
        !            42: #endif
        !            43: int    hz = HZ;
        !            44: int    tick = 1000000 / HZ;
        !            45: int    tickadj = 240000 / (60 * HZ);           /* can adjust 240ms in 60s */
        !            46: struct timezone tz = { TIMEZONE, DST };
        !            47: #define        NPROC (20 + 8 * MAXUSERS)
        !            48: int    nproc = NPROC;
        !            49: int    ntext = 36 + MAXUSERS;
        !            50: #define NINODE ((NPROC + 16 + MAXUSERS) + 32)
        !            51: int    ninode = NINODE;
        !            52: int    nchsize = NINODE * 11 / 10;
        !            53: int    nfile = 16 * (NPROC + 16 + MAXUSERS) / 10 + 32;
        !            54: int    ncallout = 16 + NPROC;
        !            55: int    nclist = 60 + 12 * MAXUSERS;
        !            56: int     nmbclusters = NMBCLUSTERS;
        !            57: #ifdef QUOTA
        !            58: int    nquota = (MAXUSERS * 9) / 7 + 3;
        !            59: int    ndquot = NINODE + (MAXUSERS * NMOUNT) / 4;
        !            60: #endif
        !            61: 
        !            62: /*
        !            63:  * These are initialized at bootstrap time
        !            64:  * to values dependent on memory size
        !            65:  */
        !            66: int    nbuf, nswbuf;
        !            67: 
        !            68: /*
        !            69:  * These have to be allocated somewhere; allocating
        !            70:  * them here forces loader errors if this file is omitted
        !            71:  * (if they've been externed everywhere else; hah!).
        !            72:  */
        !            73: struct proc *proc, *procNPROC;
        !            74: struct text *text, *textNTEXT;
        !            75: struct inode *inode, *inodeNINODE;
        !            76: struct file *file, *fileNFILE;
        !            77: struct         callout *callout;
        !            78: struct cblock *cfree;
        !            79: struct buf *buf, *swbuf;
        !            80: char   *buffers;
        !            81: struct cmap *cmap, *ecmap;
        !            82: struct namecache *namecache;
        !            83: #ifdef QUOTA
        !            84: struct quota *quota, *quotaNQUOTA;
        !            85: struct dquot *dquot, *dquotNDQUOT;
        !            86: #endif

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