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Annotation of researchv8dc/sys/chunix/chconf.h, revision 1.1

1.1     ! root        1: /*
        !             2:  * This file contains software configuration parameters for the NCP,
        !             3:  * as well as the definitions
        !             4:  * for the hardware interfaces in use
        !             5:  */
        !             6: /*
        !             7:  * Software configuration parameters - system independent
        !             8:  */
        !             9: #ifdef VMUNIX
        !            10: #define CHNCONNS       40      /* Maximum number of connections */
        !            11: #else
        !            12: #define CHNCONNS       20      /* Maximum number of connections */
        !            13: #endif VMUNIX
        !            14: #define CHDRWSIZE      5       /* Default receive window size */
        !            15: #define CHMINDATA      (32-CHHEADSIZE)
        !            16: #define CHRFCTRYS      3       /* Try 3 RFC's before giving up */
        !            17: #define CHNSUBNET      070     /* Number of subnets in routing table */
        !            18: /*
        !            19:  * Software configuration parameters - system dependent
        !            20:  */
        !            21: #define chroundup(n)   ((n) <= (32-CHHEADSIZE) ? (32-CHHEADSIZE) : \
        !            22:                         (n) <= (128-CHHEADSIZE) ? (128-CHHEADSIZE) : \
        !            23:                         (512-CHHEADSIZE) )
        !            24: 
        !            25: #define CHBUFTIME      5*Chhz  /* timeout ticks for no buffers (used?) */
        !            26: 
        !            27: /*
        !            28:  * Hardware configuration parameters
        !            29:  *
        !            30:  * Foreach interface type (e.g. xxzzz), you need:
        !            31: 
        !            32: #include "chxx.h"
        !            33: #if NCHXX > 0
        !            34: #include "../chaos/xxzzz.h"    * for device register definitions and
        !            35:                                   struct xxxxinfo defining software state *
        !            36: extern short xxxxhosts[];      * array of actual host numbers
        !            37:                                   (initialized in chconf.c) *
        !            38:                                * only needed for interfaces that don't know
        !            39:                                  their own address *
        !            40: #endif
        !            41:  */
        !            42: /*
        !            43:  * For dr11-c's
        !            44:  */
        !            45: #include "chdr.h"
        !            46: #if NCHDR > 0
        !            47: #include "../chaos/dr11c.h"
        !            48: extern short dr11chosts[];     /* local host address per dr11c interface */
        !            49: #endif
        !            50: 
        !            51: /*
        !            52:  * For ch11's - if not VMUNIX we must specify number of interfaces here.
        !            53:  */
        !            54: #include "chch.h"
        !            55: #if NCHCH > 0
        !            56: #include "../chaos/ch11.h"
        !            57: #endif
        !            58: /*
        !            59:  * For chil's.
        !            60:  */
        !            61: #include "chil.h"
        !            62: #if NCHIL > 0
        !            63: #include "../h/ilreg.h"
        !            64: #include "../h/if_il.h"
        !            65: #include "../chaos/chil.h"
        !            66: #endif
        !            67: 
        !            68: /*
        !            69:  * This union should contain all device info structures in use.
        !            70:  */
        !            71: union xcinfo {
        !            72: #if NCHDR > 0
        !            73:        struct dr11cinfo        xc_dr11c;       /* for dr11c's */
        !            74: #endif
        !            75: #if NCHCH > 0
        !            76:        struct ch11info         xc_ch11;        /* for ch11's */
        !            77: #endif
        !            78: #if NCHIL > 0
        !            79:        struct chilinfo         xc_chil;        /* for chil's */
        !            80: #define xc_ilinfo xc_info.xc_chil
        !            81: #endif
        !            82:        /* other devices go here */
        !            83: };

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