arch/ppc/boot/of1275/finddevice.c

   1 /*
   2  * Copyright (C) Paul Mackerras 1997.
   3  * Copyright (C) Leigh Brown 2002.
   4  *
   5  * This program is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU General Public License
   7  * as published by the Free Software Foundation; either version
   8  * 2 of the License, or (at your option) any later version.
   9  */
  10
  11 #include "of1275.h"
  12
  13 phandle
  14 finddevice(const char *name)
  15 {
  16     struct prom_args {
  17         char *service;
  18         int nargs;
  19         int nret;
  20         const char *devspec;
  21         phandle device;
  22     } args;
  23
  24     args.service = "finddevice";
  25     args.nargs = 1;
  26     args.nret = 1;
  27     args.devspec = name;
  28     args.device = OF_INVALID_HANDLE;
  29     (*of_prom_entry)(&args);
  30     return args.device;
  31 }