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Annotation of sys/arch/mvme68k/stand/netboot/devopen.c, Revision 1.1.1.1

1.1       nbrk        1: /*     $OpenBSD: devopen.c,v 1.2 2002/03/14 03:15:56 millert Exp $ */
                      2:
                      3: #include <sys/param.h>
                      4: #include <stand.h>
                      5:
                      6: /*
                      7:  * Open the device named by the combined device/file name
                      8:  * given as the "fname" arg, something like: "sd()bsd"
                      9:  *
                     10:  * However, Sun PROMs don't really let you choose which
                     11:  * device you will talk to.  You can only open the device
                     12:  * that was used to load the boot program.  Therefore, we
                     13:  * do not accept a "device" part in the "fname" string.
                     14:  * Pass the PROM device name to open in case it needs it.
                     15:  */
                     16: int
                     17: devopen(f, fname, file)
                     18:        struct open_file *f;
                     19:        const char *fname;
                     20:        char **file;
                     21: {
                     22:        struct devsw *dp;
                     23:        char *cp, *path, *devname;
                     24:        int error;
                     25:
                     26:        *file = (char *)fname;
                     27:        dp = &devsw[0];
                     28:        f->f_dev = dp;
                     29:        error = (*dp->dv_open)(f, NULL);
                     30:
                     31:        return (error);
                     32: }