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Annotation of coherent/b/kernel/tools/vio.c, revision 1.1

1.1     ! root        1: /*
        !             2:  * vio.c
        !             3:  *
        !             4:  * Usage:  vio a1 a2 a3
        !             5:  *
        !             6:  */
        !             7: #include <stdio.h>
        !             8: #include <sys/param.h>
        !             9: 
        !            10: char * cmd;
        !            11: 
        !            12: main(argc, argv)
        !            13: int argc;
        !            14: char ** argv;
        !            15: {
        !            16:        int a1, a2, a3, res;
        !            17:        extern int errno;
        !            18: 
        !            19:        cmd = argv[0];
        !            20:        if (argc != 4)
        !            21:                usage();
        !            22: 
        !            23:        a1 = htoi(argv[1]);
        !            24:        a2 = htoi(argv[2]);
        !            25:        a3 = htoi(argv[3]);
        !            26: 
        !            27:        res = cohcall(COH_VIO, a1, a2, a3);
        !            28:        if (errno)
        !            29:                perror("vio");
        !            30:        else
        !            31:                printf("%s(%x, %x, %x) = %x\n", cmd, a1, a2, a3, res);
        !            32: }
        !            33: 
        !            34: usage()
        !            35: {
        !            36:        fprintf(stderr, "Usage: %s a1 a2 a3\n", cmd);
        !            37:        exit(1);
        !            38: }
        !            39: 
        !            40: int
        !            41: htoi(s)
        !            42: char *s;
        !            43: {
        !            44:        int ret;
        !            45: 
        !            46:        sscanf(s, "%x", &ret);
        !            47:        return ret;
        !            48: }

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