1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun * Copyright (c) 2013 Google, Inc
3*4882a593Smuzhiyun *
4*4882a593Smuzhiyun * (C) Copyright 2012
5*4882a593Smuzhiyun * Marek Vasut <marex@denx.de>
6*4882a593Smuzhiyun *
7*4882a593Smuzhiyun * SPDX-License-Identifier: GPL-2.0+
8*4882a593Smuzhiyun */
9*4882a593Smuzhiyun
10*4882a593Smuzhiyun #include <common.h>
11*4882a593Smuzhiyun #include <command.h>
12*4882a593Smuzhiyun #include <dm.h>
13*4882a593Smuzhiyun #include <malloc.h>
14*4882a593Smuzhiyun #include <mapmem.h>
15*4882a593Smuzhiyun #include <errno.h>
16*4882a593Smuzhiyun #include <asm/io.h>
17*4882a593Smuzhiyun #include <dm/of_access.h>
18*4882a593Smuzhiyun #include <dm/root.h>
19*4882a593Smuzhiyun #include <dm/util.h>
20*4882a593Smuzhiyun
do_dm_dump_all(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])21*4882a593Smuzhiyun static int do_dm_dump_all(cmd_tbl_t *cmdtp, int flag, int argc,
22*4882a593Smuzhiyun char * const argv[])
23*4882a593Smuzhiyun {
24*4882a593Smuzhiyun dm_dump_all();
25*4882a593Smuzhiyun
26*4882a593Smuzhiyun return 0;
27*4882a593Smuzhiyun }
28*4882a593Smuzhiyun
do_dm_dump_uclass(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])29*4882a593Smuzhiyun static int do_dm_dump_uclass(cmd_tbl_t *cmdtp, int flag, int argc,
30*4882a593Smuzhiyun char * const argv[])
31*4882a593Smuzhiyun {
32*4882a593Smuzhiyun dm_dump_uclass();
33*4882a593Smuzhiyun
34*4882a593Smuzhiyun return 0;
35*4882a593Smuzhiyun }
36*4882a593Smuzhiyun
do_dm_dump_devres(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])37*4882a593Smuzhiyun static int do_dm_dump_devres(cmd_tbl_t *cmdtp, int flag, int argc,
38*4882a593Smuzhiyun char * const argv[])
39*4882a593Smuzhiyun {
40*4882a593Smuzhiyun dm_dump_devres();
41*4882a593Smuzhiyun
42*4882a593Smuzhiyun return 0;
43*4882a593Smuzhiyun }
44*4882a593Smuzhiyun
do_dm_dump_aliases(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])45*4882a593Smuzhiyun static int do_dm_dump_aliases(cmd_tbl_t *cmdtp, int flag, int argc,
46*4882a593Smuzhiyun char * const argv[])
47*4882a593Smuzhiyun {
48*4882a593Smuzhiyun #ifdef CONFIG_OF_LIVE
49*4882a593Smuzhiyun of_alias_dump();
50*4882a593Smuzhiyun #endif
51*4882a593Smuzhiyun return 0;
52*4882a593Smuzhiyun }
53*4882a593Smuzhiyun
54*4882a593Smuzhiyun static cmd_tbl_t test_commands[] = {
55*4882a593Smuzhiyun U_BOOT_CMD_MKENT(tree, 0, 1, do_dm_dump_all, "", ""),
56*4882a593Smuzhiyun U_BOOT_CMD_MKENT(uclass, 1, 1, do_dm_dump_uclass, "", ""),
57*4882a593Smuzhiyun U_BOOT_CMD_MKENT(devres, 1, 1, do_dm_dump_devres, "", ""),
58*4882a593Smuzhiyun U_BOOT_CMD_MKENT(aliases, 0, 1, do_dm_dump_aliases, "", ""),
59*4882a593Smuzhiyun };
60*4882a593Smuzhiyun
dm_reloc(void)61*4882a593Smuzhiyun static __maybe_unused void dm_reloc(void)
62*4882a593Smuzhiyun {
63*4882a593Smuzhiyun static int relocated;
64*4882a593Smuzhiyun
65*4882a593Smuzhiyun if (!relocated) {
66*4882a593Smuzhiyun fixup_cmdtable(test_commands, ARRAY_SIZE(test_commands));
67*4882a593Smuzhiyun relocated = 1;
68*4882a593Smuzhiyun }
69*4882a593Smuzhiyun }
70*4882a593Smuzhiyun
do_dm(cmd_tbl_t * cmdtp,int flag,int argc,char * const argv[])71*4882a593Smuzhiyun static int do_dm(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
72*4882a593Smuzhiyun {
73*4882a593Smuzhiyun cmd_tbl_t *test_cmd;
74*4882a593Smuzhiyun int ret;
75*4882a593Smuzhiyun
76*4882a593Smuzhiyun #ifdef CONFIG_NEEDS_MANUAL_RELOC
77*4882a593Smuzhiyun dm_reloc();
78*4882a593Smuzhiyun #endif
79*4882a593Smuzhiyun
80*4882a593Smuzhiyun if (argc < 2)
81*4882a593Smuzhiyun return CMD_RET_USAGE;
82*4882a593Smuzhiyun test_cmd = find_cmd_tbl(argv[1], test_commands,
83*4882a593Smuzhiyun ARRAY_SIZE(test_commands));
84*4882a593Smuzhiyun argc -= 2;
85*4882a593Smuzhiyun argv += 2;
86*4882a593Smuzhiyun if (!test_cmd || argc > test_cmd->maxargs)
87*4882a593Smuzhiyun return CMD_RET_USAGE;
88*4882a593Smuzhiyun
89*4882a593Smuzhiyun ret = test_cmd->cmd(test_cmd, flag, argc, argv);
90*4882a593Smuzhiyun
91*4882a593Smuzhiyun return cmd_process_error(test_cmd, ret);
92*4882a593Smuzhiyun }
93*4882a593Smuzhiyun
94*4882a593Smuzhiyun U_BOOT_CMD(
95*4882a593Smuzhiyun dm, 3, 1, do_dm,
96*4882a593Smuzhiyun "Driver model low level access",
97*4882a593Smuzhiyun "tree Dump driver model tree ('*' = activated)\n"
98*4882a593Smuzhiyun "dm uclass Dump list of instances for each uclass\n"
99*4882a593Smuzhiyun "dm devres Dump list of device resources for each device\n"
100*4882a593Smuzhiyun "dm aliases Dump list of aliases"
101*4882a593Smuzhiyun );
102