cmd/wol.c

   1 // SPDX-License-Identifier: GPL-2.0+
   2 /*
   3  * (C) Copyright 2018
   4  * Lothar Felte, lothar.felten@gmail.com
   5  */
   6
   7 /*
   8  * Wake-on-LAN support
   9  */
  10 #include <command.h>
  11 #include <net.h>
  12 #include <vsprintf.h>
  13
  14 #if defined(CONFIG_CMD_WOL)
  15 void wol_set_timeout(ulong);
  16
  17 int do_wol(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
  18 {
  19         /* Validate arguments */
  20         if (argc < 2)
  21                 return CMD_RET_USAGE;
  22         wol_set_timeout(simple_strtol(argv[1], NULL, 10) * 1000);
  23         if (net_loop(WOL) < 0)
  24                 return CMD_RET_FAILURE;
  25         return CMD_RET_SUCCESS;
  26 }
  27
  28 U_BOOT_CMD(
  29         wol,    2,      1,      do_wol,
  30         "wait for an incoming wake-on-lan packet",
  31         "Timeout"
  32 );
  33 #endif