arch/ppc/boot/of1275/getprop.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 int
  14 getprop(phandle node, const char *name, void *buf, int buflen)
  15 {
  16     struct prom_args {
  17         char *service;
  18         int nargs;
  19         int nret;
  20         phandle node;
  21         const char *name;
  22         void *buf;
  23         int buflen;
  24         int size;
  25     } args;
  26
  27     args.service = "getprop";
  28     args.nargs = 4;
  29     args.nret = 1;
  30     args.node = node;
  31     args.name = name;
  32     args.buf = buf;
  33     args.buflen = buflen;
  34     args.size = -1;
  35     (*of_prom_entry)(&args);
  36     return args.size;
  37 }