1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3 * Copyright (c) 2013 Google, Inc
4 *
5 * (C) Copyright 2012
6 * Marek Vasut <marex@denx.de>
7 */
8
9 #include <command.h>
10 #include <dm/root.h>
11 #include <dm/util.h>
12 #include <linux/string.h>
13
do_dm_dump_driver_compat(struct cmd_tbl * cmdtp,int flag,int argc,char * const argv[])14 static int do_dm_dump_driver_compat(struct cmd_tbl *cmdtp, int flag, int argc,
15 char * const argv[])
16 {
17 dm_dump_driver_compat();
18
19 return 0;
20 }
21
do_dm_dump_devres(struct cmd_tbl * cmdtp,int flag,int argc,char * const argv[])22 static int do_dm_dump_devres(struct cmd_tbl *cmdtp, int flag, int argc,
23 char *const argv[])
24 {
25 dm_dump_devres();
26
27 return 0;
28 }
29
do_dm_dump_drivers(struct cmd_tbl * cmdtp,int flag,int argc,char * const argv[])30 static int do_dm_dump_drivers(struct cmd_tbl *cmdtp, int flag, int argc,
31 char *const argv[])
32 {
33 dm_dump_drivers();
34
35 return 0;
36 }
37
38 #if CONFIG_IS_ENABLED(DM_STATS)
do_dm_dump_mem(struct cmd_tbl * cmdtp,int flag,int argc,char * const argv[])39 static int do_dm_dump_mem(struct cmd_tbl *cmdtp, int flag, int argc,
40 char *const argv[])
41 {
42 struct dm_stats mem;
43
44 dm_get_mem(&mem);
45 dm_dump_mem(&mem);
46
47 return 0;
48 }
49 #endif /* DM_STATS */
50
do_dm_dump_static_driver_info(struct cmd_tbl * cmdtp,int flag,int argc,char * const argv[])51 static int do_dm_dump_static_driver_info(struct cmd_tbl *cmdtp, int flag,
52 int argc, char * const argv[])
53 {
54 dm_dump_static_driver_info();
55
56 return 0;
57 }
58
do_dm_dump_tree(struct cmd_tbl * cmdtp,int flag,int argc,char * const argv[])59 static int do_dm_dump_tree(struct cmd_tbl *cmdtp, int flag, int argc,
60 char *const argv[])
61 {
62 bool extended = false, sort = false;
63 char *device = NULL;
64
65 for (; argc > 1; argc--, argv++) {
66 if (argv[1][0] != '-')
67 break;
68
69 if (!strcmp(argv[1], "-e")) {
70 extended = true;
71 } else if (!strcmp(argv[1], "-s")) {
72 sort = true;
73 } else {
74 printf("Unknown parameter: %s\n", argv[1]);
75 return 0;
76 }
77 }
78 if (argc > 1)
79 device = argv[1];
80
81 dm_dump_tree(device, extended, sort);
82
83 return 0;
84 }
85
do_dm_dump_uclass(struct cmd_tbl * cmdtp,int flag,int argc,char * const argv[])86 static int do_dm_dump_uclass(struct cmd_tbl *cmdtp, int flag, int argc,
87 char *const argv[])
88 {
89 bool extended = false;
90 char *uclass = NULL;
91
92 if (argc > 1) {
93 if (!strcmp(argv[1], "-e")) {
94 extended = true;
95 argc--;
96 argv++;
97 }
98 if (argc > 1)
99 uclass = argv[1];
100 }
101
102 dm_dump_uclass(uclass, extended);
103
104 return 0;
105 }
106
107 #if CONFIG_IS_ENABLED(DM_STATS)
108 #define DM_MEM_HELP "dm mem Provide a summary of memory usage\n"
109 #define DM_MEM U_BOOT_SUBCMD_MKENT(mem, 1, 1, do_dm_dump_mem),
110 #else
111 #define DM_MEM_HELP
112 #define DM_MEM
113 #endif
114
115 U_BOOT_LONGHELP(dm,
116 "compat Dump list of drivers with compatibility strings\n"
117 "dm devres Dump list of device resources for each device\n"
118 "dm drivers Dump list of drivers with uclass and instances\n"
119 DM_MEM_HELP
120 "dm static Dump list of drivers with static platform data\n"
121 "dm tree [-s][-e][name] Dump tree of driver model devices (-s=sort)\n"
122 "dm uclass [-e][name] Dump list of instances for each uclass");
123
124 U_BOOT_CMD_WITH_SUBCMDS(dm, "Driver model low level access", dm_help_text,
125 U_BOOT_SUBCMD_MKENT(compat, 1, 1, do_dm_dump_driver_compat),
126 U_BOOT_SUBCMD_MKENT(devres, 1, 1, do_dm_dump_devres),
127 U_BOOT_SUBCMD_MKENT(drivers, 1, 1, do_dm_dump_drivers),
128 DM_MEM
129 U_BOOT_SUBCMD_MKENT(static, 1, 1, do_dm_dump_static_driver_info),
130 U_BOOT_SUBCMD_MKENT(tree, 4, 1, do_dm_dump_tree),
131 U_BOOT_SUBCMD_MKENT(uclass, 3, 1, do_dm_dump_uclass));
132