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cmd/log.c
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// SPDX-License-Identifier: GPL-2.0+ |
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/* * Copyright (c) 2017 Google, Inc * Written by Simon Glass <sjg@chromium.org> |
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*/ #include <common.h> #include <command.h> #include <dm.h> #include <log.h> |
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static char log_fmt_chars[LOGF_COUNT] = "clFLfm"; |
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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 ", gd->default_log_level); return 0; } |
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static int do_log_format(cmd_tbl_t *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 = LOGF_DEFAULT; } 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' ", *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(" "); } return 0; } |
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static int do_log_rec(cmd_tbl_t *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' ", argv[2]); return CMD_RET_USAGE; } } if (level >= LOGL_MAX) { printf("Invalid log level %u ", 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 ", msg)) return CMD_RET_FAILURE; return 0; } |
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static cmd_tbl_t log_sub[] = { U_BOOT_CMD_MKENT(level, CONFIG_SYS_MAXARGS, 1, do_log_level, "", ""), |
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#ifdef CONFIG_LOG_TEST U_BOOT_CMD_MKENT(test, 2, 1, do_log_test, "", ""), #endif |
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U_BOOT_CMD_MKENT(format, CONFIG_SYS_MAXARGS, 1, do_log_format, "", ""), |
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U_BOOT_CMD_MKENT(rec, CONFIG_SYS_MAXARGS, 1, do_log_rec, "", ""), |
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}; 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 " |
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#ifdef CONFIG_LOG_TEST "log test - run log tests " #endif |
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"log format <fmt> - set log output format. <fmt> is a string where " "\teach letter indicates something that should be displayed: " "\tc=category, l=level, F=file, L=line number, f=function, m=msg " |
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"\tor 'default', equivalent to 'fm', or 'all' for all " "log rec <category> <level> <file> <line> <func> <message> - " "output a log record" |
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; #endif U_BOOT_CMD( log, CONFIG_SYS_MAXARGS, 1, do_log, "log system", log_help_text ); |