mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-27 15:12:21 +00:00
3c21d7738a
The name of the function emitting a log message may be of interest for a developer but is distracting for normal users. See the example below: try_load_entry() Booting: Debian Make the default format for log messages customizable. By default show only the message text. Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de> Reviewed-by: Simon Glass <sjg@chromium.org>
151 lines
3.4 KiB
C
151 lines
3.4 KiB
C
// SPDX-License-Identifier: GPL-2.0+
|
|
/*
|
|
* Copyright (c) 2017 Google, Inc
|
|
* Written by Simon Glass <sjg@chromium.org>
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <command.h>
|
|
#include <dm.h>
|
|
#include <log.h>
|
|
|
|
static char log_fmt_chars[LOGF_COUNT] = "clFLfm";
|
|
|
|
static int do_log_level(struct cmd_tbl *cmdtp, int flag, int argc,
|
|
char *const argv[])
|
|
{
|
|
if (argc > 1) {
|
|
long log_level = simple_strtol(argv[1], NULL, 10);
|
|
|
|
if (log_level < 0 || log_level > _LOG_MAX_LEVEL) {
|
|
printf("Only log levels <= %d are supported\n",
|
|
_LOG_MAX_LEVEL);
|
|
return CMD_RET_FAILURE;
|
|
}
|
|
gd->default_log_level = log_level;
|
|
} else {
|
|
printf("Default log level: %d\n", gd->default_log_level);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int do_log_format(struct cmd_tbl *cmdtp, int flag, int argc,
|
|
char *const argv[])
|
|
{
|
|
int i;
|
|
|
|
if (argc > 1) {
|
|
const char *str = argv[1];
|
|
|
|
if (!strcmp(str, "default")) {
|
|
gd->log_fmt = log_get_default_format();
|
|
} else if (!strcmp(str, "all")) {
|
|
gd->log_fmt = LOGF_ALL;
|
|
} else {
|
|
gd->log_fmt = 0;
|
|
for (; *str; str++) {
|
|
char *ptr = strchr(log_fmt_chars, *str);
|
|
|
|
if (!ptr) {
|
|
printf("Invalid log char '%c'\n", *str);
|
|
return CMD_RET_FAILURE;
|
|
}
|
|
gd->log_fmt |= 1 << (ptr - log_fmt_chars);
|
|
}
|
|
}
|
|
} else {
|
|
printf("Log format: ");
|
|
for (i = 0; i < LOGF_COUNT; i++) {
|
|
if (gd->log_fmt & (1 << i))
|
|
printf("%c", log_fmt_chars[i]);
|
|
}
|
|
printf("\n");
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int do_log_rec(struct cmd_tbl *cmdtp, int flag, int argc,
|
|
char *const argv[])
|
|
{
|
|
enum log_category_t cat;
|
|
enum log_level_t level;
|
|
const char *file;
|
|
uint line;
|
|
const char *func;
|
|
const char *msg;
|
|
char *end;
|
|
|
|
if (argc < 7)
|
|
return CMD_RET_USAGE;
|
|
cat = log_get_cat_by_name(argv[1]);
|
|
level = simple_strtoul(argv[2], &end, 10);
|
|
if (end == argv[2]) {
|
|
level = log_get_level_by_name(argv[2]);
|
|
|
|
if (level == LOGL_NONE) {
|
|
printf("Invalid log level '%s'\n", argv[2]);
|
|
return CMD_RET_USAGE;
|
|
}
|
|
}
|
|
if (level >= LOGL_MAX) {
|
|
printf("Invalid log level %u\n", level);
|
|
return CMD_RET_USAGE;
|
|
}
|
|
file = argv[3];
|
|
line = simple_strtoul(argv[4], NULL, 10);
|
|
func = argv[5];
|
|
msg = argv[6];
|
|
if (_log(cat, level, file, line, func, "%s\n", msg))
|
|
return CMD_RET_FAILURE;
|
|
|
|
return 0;
|
|
}
|
|
|
|
static struct cmd_tbl log_sub[] = {
|
|
U_BOOT_CMD_MKENT(level, CONFIG_SYS_MAXARGS, 1, do_log_level, "", ""),
|
|
#ifdef CONFIG_LOG_TEST
|
|
U_BOOT_CMD_MKENT(test, 2, 1, do_log_test, "", ""),
|
|
#endif
|
|
U_BOOT_CMD_MKENT(format, CONFIG_SYS_MAXARGS, 1, do_log_format, "", ""),
|
|
U_BOOT_CMD_MKENT(rec, CONFIG_SYS_MAXARGS, 1, do_log_rec, "", ""),
|
|
};
|
|
|
|
static int do_log(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
|
|
{
|
|
struct cmd_tbl *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"
|
|
#ifdef CONFIG_LOG_TEST
|
|
"log test - run log tests\n"
|
|
#endif
|
|
"log format <fmt> - set log output format. <fmt> is a string where\n"
|
|
"\teach letter indicates something that should be displayed:\n"
|
|
"\tc=category, l=level, F=file, L=line number, f=function, m=msg\n"
|
|
"\tor 'default', or 'all' for all\n"
|
|
"log rec <category> <level> <file> <line> <func> <message> - "
|
|
"output a log record"
|
|
;
|
|
#endif
|
|
|
|
U_BOOT_CMD(
|
|
log, CONFIG_SYS_MAXARGS, 1, do_log,
|
|
"log system", log_help_text
|
|
);
|