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Annotation of 43BSDTahoe/cci/dr11/loop.c, revision 1.1.1.1

1.1       root        1: 
                      2: #include <stdio.h>
                      3: #include <sys/types.h>
                      4: #include <sys/buf.h>
                      5: #include <sys/drreg.h>
                      6: #include <sys/ioctl.h>
                      7: 
                      8: struct dr11io drio;
                      9: 
                     10: /*
                     11: *      DR11 loop back test
                     12: *      usage: loop [unit]
                     13: */
                     14: main(argc,argv)
                     15: long argc;
                     16: char *argv[];
                     17: {      long fd;
                     18:        char *DR11 = "/dev/dr11";
                     19:        long unit = 0;
                     20: 
                     21:        fd = open(DR11,2);
                     22:        if (fd == -1) {
                     23:                fprintf(stderr,"\nloop: cannot open %s",DR11);
                     24:                perror(" : ");
                     25:                exit(1);
                     26:        }
                     27:        if (argc > 1)
                     28:                sscanf(argv[1],"%ld",&unit);
                     29:        drio.arg[0] = unit;     /* Unit no. */
                     30:        ioctl(fd,DR11STAT,(caddr_t)&drio);
                     31:        prdrio(&drio,unit);
                     32: 
                     33:        printf("\n ---- Perform loopback test ----");
                     34:        drio.arg[0] = unit;     /* Unit 0 */
                     35:        ioctl(fd,DR11LOOP,(caddr_t)&drio);
                     36:        printf("\n Done....");
                     37: 
                     38:        drio.arg[0] = unit;
                     39:        ioctl(fd,DR11STAT,(caddr_t)&drio);
                     40:        prdrio(&drio,unit);
                     41: 
                     42:        close(fd);
                     43: }
                     44: 
                     45: 
                     46: prdrio(drio,unit)
                     47: struct dr11io *drio;
                     48: {
                     49:        printf("\n\t------------- DR11 unit %ld Status ------------",unit);
                     50:        printf("\n\t  dr_flags  CSR   istat  idata  modvec  dmacnt  hiadr  loadr");
                     51:        printf("\n\t    %04lx    %04lx  %04lx   %04lx   %04lx    %04ld    %04lx   %04lx",
                     52:                drio->arg[0],drio->arg[1],drio->arg[2],drio->arg[3] & 0xffff,
                     53:                drio->arg[4],drio->arg[5],drio->arg[6],drio->arg[7]);
                     54:        printf("\n");
                     55: }
                     56: 

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