-#if 0
-U_BOOT_CMD(
- echo, CONFIG_SYS_MAXARGS, 1, do_echo,
- "echo args to console",
- "[args..]\n"
- " - echo args to console; \\c suppresses newline"
-);
-#endif
+
+command_ret_t do_sleep(cmd_tbl_t *cmdtp, uint_fast8_t flag, int argc, char * const argv[])
+{
+ unsigned long start = get_timer(0);
+ unsigned long delay;
+ char *sp;
+ uint_fast8_t millisec = 0;
+
+ (void) cmdtp; (void) flag;
+
+ if (argc != 2)
+ return CMD_RET_USAGE;
+
+ delay = eval_arg(argv[1], &sp);
+
+ if (*sp == 'm') {
+ millisec = 1;
+ sp++;
+ }
+ if (*sp == 's')
+ sp++;
+ if (*sp != '\0')
+ return CMD_RET_USAGE;
+
+ if (!millisec)
+ delay *= 1000;
+
+ while (get_timer(start) < delay) {
+ if (ctrlc())
+ return CMD_RET_FAILURE;
+
+ udelay(100);
+ }
+
+ return CMD_RET_SUCCESS;
+}
+
+command_ret_t do_time(cmd_tbl_t *cmdtp UNUSED, uint_fast8_t flag UNUSED, int argc, char * const argv[])
+{
+ uint32_t elapsed_ms = 0;
+ command_ret_t retval;
+ uint_fast8_t repeatable;
+
+ if (argc == 1)
+ return CMD_RET_USAGE;
+
+ elapsed_ms = get_timer(0);
+ retval = cmd_process(0, argc - 1, argv + 1, &repeatable);
+ elapsed_ms = get_timer(elapsed_ms);
+
+ uint32_t min;
+ uint16_t sec, ms;
+
+ min = elapsed_ms / 1000 / 60;
+ sec = (elapsed_ms / 1000) % 60;
+ ms = elapsed_ms % 1000;
+
+ printf_P(PSTR("\ntime: %lum %u.%03us\n"), min, sec, ms);
+
+ return retval;
+}