u-boot/cmd/log.c
Simon Glass d5f61f272d log: Add a 'log level' command
Add a command for adjusting the log level.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
2017-12-07 15:17:00 -05:00

55 lines
1 KiB
C

/*
* Copyright (c) 2017 Google, Inc
* Written by Simon Glass <sjg@chromium.org>
*
* SPDX-License-Identifier: GPL-2.0+
*/
#include <common.h>
#include <command.h>
#include <dm.h>
#include <log.h>
static int do_log_level(cmd_tbl_t *cmdtp, int flag, int argc,
char * const argv[])
{
if (argc > 1)
gd->default_log_level = simple_strtol(argv[1], NULL, 10);
else
printf("Default log level: %d\n", gd->default_log_level);
return 0;
}
static cmd_tbl_t log_sub[] = {
U_BOOT_CMD_MKENT(level, CONFIG_SYS_MAXARGS, 1, do_log_level, "", ""),
};
static int do_log(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
cmd_tbl_t *cp;
if (argc < 2)
return CMD_RET_USAGE;
/* drop initial "log" arg */
argc--;
argv++;
cp = find_cmd_tbl(argv[0], log_sub, ARRAY_SIZE(log_sub));
if (cp)
return cp->cmd(cmdtp, flag, argc, argv);
return CMD_RET_USAGE;
}
#ifdef CONFIG_SYS_LONGHELP
static char log_help_text[] =
"level - get/set log level\n"
;
#endif
U_BOOT_CMD(
log, CONFIG_SYS_MAXARGS, 1, do_log,
"log system", log_help_text
);