xref: /openbmc/u-boot/cmd/log.c (revision baefb63a)
1 /*
2  * Copyright (c) 2017 Google, Inc
3  * Written by Simon Glass <sjg@chromium.org>
4  *
5  * SPDX-License-Identifier:     GPL-2.0+
6  */
7 
8 #include <common.h>
9 #include <command.h>
10 #include <dm.h>
11 #include <log.h>
12 
13 static int do_log_level(cmd_tbl_t *cmdtp, int flag, int argc,
14 			char * const argv[])
15 {
16 	if (argc > 1)
17 		gd->default_log_level = simple_strtol(argv[1], NULL, 10);
18 	else
19 		printf("Default log level: %d\n", gd->default_log_level);
20 
21 	return 0;
22 }
23 
24 static cmd_tbl_t log_sub[] = {
25 	U_BOOT_CMD_MKENT(level, CONFIG_SYS_MAXARGS, 1, do_log_level, "", ""),
26 #ifdef CONFIG_LOG_TEST
27 	U_BOOT_CMD_MKENT(test, 2, 1, do_log_test, "", ""),
28 #endif
29 };
30 
31 static int do_log(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
32 {
33 	cmd_tbl_t *cp;
34 
35 	if (argc < 2)
36 		return CMD_RET_USAGE;
37 
38 	/* drop initial "log" arg */
39 	argc--;
40 	argv++;
41 
42 	cp = find_cmd_tbl(argv[0], log_sub, ARRAY_SIZE(log_sub));
43 	if (cp)
44 		return cp->cmd(cmdtp, flag, argc, argv);
45 
46 	return CMD_RET_USAGE;
47 }
48 
49 #ifdef CONFIG_SYS_LONGHELP
50 static char log_help_text[] =
51 	"level - get/set log level\n"
52 #ifdef CONFIG_LOG_TEST
53 	"log test - run log tests\n"
54 #endif
55 	;
56 #endif
57 
58 U_BOOT_CMD(
59 	log, CONFIG_SYS_MAXARGS, 1, do_log,
60 	"log system", log_help_text
61 );
62