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Annotation of researchv10no/sys/mkconf/subdev.c, revision 1.1

1.1     ! root        1: /*
        !             2:  * routines for subdevices
        !             3:  */
        !             4: 
        !             5: #include "mkconf.h"
        !             6: 
        !             7: static char *subfields[] = {
        !             8:        "ctl", "unit", NULL
        !             9: };
        !            10: 
        !            11: #define        a_ctl   addr[0] /* controller number; arbitrary */
        !            12: #define        a_unit  addr[1] /* unit number; also arbitrary */
        !            13: 
        !            14: int
        !            15: subsyntax(dp, ap, n)
        !            16: register Dev *dp;
        !            17: char **ap;
        !            18: int n;
        !            19: {
        !            20:        char *p;
        !            21: 
        !            22:        if ((p = keyread(dp->addr, ap, n, subfields)) != 0) {
        !            23:                fprint(STDERR, "%s %d: bad field %s\n", dp->mdev->name, dp->id, p);
        !            24:                errs++;
        !            25:                return (1);
        !            26:        }
        !            27:        return (0);
        !            28: }
        !            29: 
        !            30: int
        !            31: subputaddr(fd, dp)
        !            32: int fd;
        !            33: register Dev *dp;
        !            34: {
        !            35:        register int count;
        !            36:        register Mdev *mp;
        !            37: 
        !            38:        mp = dp->mdev;
        !            39:        count = 0;
        !            40:        fprint(fd, "struct subaddr %saddr[] = {\n", mp->tag);
        !            41:        for (mp = dp->mdev; dp && dp->mdev == mp; dp = dp->next) {
        !            42:                while (count++ < dp->id)
        !            43:                        fprint(fd, "\t{-1, -1},\n");
        !            44:                fprint(fd, "\t{%ld, %ld},\n", dp->a_ctl, dp->a_unit);
        !            45:        }
        !            46:        fprint(fd, "};\nint %scnt = %d;\n", mp->tag, count);
        !            47:        putstrs(fd, mp, count);
        !            48: }

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