]>
git.ipfire.org Git - people/ms/u-boot.git/blob - cmd/log.c
2 * Copyright (c) 2017 Google, Inc
3 * Written by Simon Glass <sjg@chromium.org>
5 * SPDX-License-Identifier: GPL-2.0+
13 static char log_fmt_chars
[LOGF_COUNT
] = "clFLfm";
15 static int do_log_level(cmd_tbl_t
*cmdtp
, int flag
, int argc
,
19 gd
->default_log_level
= simple_strtol(argv
[1], NULL
, 10);
21 printf("Default log level: %d\n", gd
->default_log_level
);
26 static int do_log_format(cmd_tbl_t
*cmdtp
, int flag
, int argc
,
32 const char *str
= argv
[1];
34 if (!strcmp(str
, "default")) {
35 gd
->log_fmt
= LOGF_DEFAULT
;
36 } else if (!strcmp(str
, "all")) {
37 gd
->log_fmt
= LOGF_ALL
;
41 char *ptr
= strchr(log_fmt_chars
, *str
);
44 printf("Invalid log char '%c'\n", *str
);
45 return CMD_RET_FAILURE
;
47 gd
->log_fmt
|= 1 << (ptr
- log_fmt_chars
);
51 printf("Log format: ");
52 for (i
= 0; i
< LOGF_COUNT
; i
++) {
53 if (gd
->log_fmt
& (1 << i
))
54 printf("%c", log_fmt_chars
[i
]);
62 static int do_log_rec(cmd_tbl_t
*cmdtp
, int flag
, int argc
, char * const argv
[])
64 enum log_category_t cat
;
65 enum log_level_t level
;
74 cat
= log_get_cat_by_name(argv
[1]);
75 level
= simple_strtoul(argv
[2], &end
, 10);
77 level
= log_get_level_by_name(argv
[2]);
79 if (level
== LOGL_NONE
) {
80 printf("Invalid log level '%s'\n", argv
[2]);
84 if (level
>= LOGL_MAX
) {
85 printf("Invalid log level %u\n", level
);
89 line
= simple_strtoul(argv
[4], NULL
, 10);
92 if (_log(cat
, level
, file
, line
, func
, "%s\n", msg
))
93 return CMD_RET_FAILURE
;
98 static cmd_tbl_t log_sub
[] = {
99 U_BOOT_CMD_MKENT(level
, CONFIG_SYS_MAXARGS
, 1, do_log_level
, "", ""),
100 #ifdef CONFIG_LOG_TEST
101 U_BOOT_CMD_MKENT(test
, 2, 1, do_log_test
, "", ""),
103 U_BOOT_CMD_MKENT(format
, CONFIG_SYS_MAXARGS
, 1, do_log_format
, "", ""),
104 U_BOOT_CMD_MKENT(rec
, CONFIG_SYS_MAXARGS
, 1, do_log_rec
, "", ""),
107 static int do_log(cmd_tbl_t
*cmdtp
, int flag
, int argc
, char * const argv
[])
112 return CMD_RET_USAGE
;
114 /* drop initial "log" arg */
118 cp
= find_cmd_tbl(argv
[0], log_sub
, ARRAY_SIZE(log_sub
));
120 return cp
->cmd(cmdtp
, flag
, argc
, argv
);
122 return CMD_RET_USAGE
;
125 #ifdef CONFIG_SYS_LONGHELP
126 static char log_help_text
[] =
127 "level - get/set log level\n"
128 #ifdef CONFIG_LOG_TEST
129 "log test - run log tests\n"
131 "log format <fmt> - set log output format. <fmt> is a string where\n"
132 "\teach letter indicates something that should be displayed:\n"
133 "\tc=category, l=level, F=file, L=line number, f=function, m=msg\n"
134 "\tor 'default', equivalent to 'fm', or 'all' for all\n"
135 "log rec <category> <level> <file> <line> <func> <message> - "
136 "output a log record"
141 log
, CONFIG_SYS_MAXARGS
, 1, do_log
,
142 "log system", log_help_text