test/dm/cmd_dm.c

   1 /*
   2  * Copyright (c) 2013 Google, Inc
   3  *
   4  * (C) Copyright 2012
   5  * Marek Vasut <marex@denx.de>
   6  *
   7  * SPDX-License-Identifier:     GPL-2.0+
   8  */
   9
  10 #include <common.h>
  11 #include <dm.h>
  12 #include <malloc.h>
  13 #include <mapmem.h>
  14 #include <errno.h>
  15 #include <asm/io.h>
  16 #include <dm/root.h>
  17 #include <dm/util.h>
  18
  19 static int do_dm_dump_all(cmd_tbl_t *cmdtp, int flag, int argc,
  20                           char * const argv[])
  21 {
  22         dm_dump_all();
  23
  24         return 0;
  25 }
  26
  27 static int do_dm_dump_uclass(cmd_tbl_t *cmdtp, int flag, int argc,
  28                              char * const argv[])
  29 {
  30         dm_dump_uclass();
  31
  32         return 0;
  33 }
  34
  35 static cmd_tbl_t test_commands[] = {
  36         U_BOOT_CMD_MKENT(tree, 0, 1, do_dm_dump_all, "", ""),
  37         U_BOOT_CMD_MKENT(uclass, 1, 1, do_dm_dump_uclass, "", ""),
  38 };
  39
  40 static int do_dm(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
  41 {
  42         cmd_tbl_t *test_cmd;
  43         int ret;
  44
  45         if (argc < 2)
  46                 return CMD_RET_USAGE;
  47         test_cmd = find_cmd_tbl(argv[1], test_commands,
  48                                 ARRAY_SIZE(test_commands));
  49         argc -= 2;
  50         argv += 2;
  51         if (!test_cmd || argc > test_cmd->maxargs)
  52                 return CMD_RET_USAGE;
  53
  54         ret = test_cmd->cmd(test_cmd, flag, argc, argv);
  55
  56         return cmd_process_error(test_cmd, ret);
  57 }
  58
  59 U_BOOT_CMD(
  60         dm,     3,      1,      do_dm,
  61         "Driver model low level access",
  62         "tree         Dump driver model tree ('*' = activated)\n"
  63         "dm uclass        Dump list of instances for each uclass"
  64 );