LXR uboot/cmd/gettime.c

   1/*
   2 * Copyright (c) 2011 The Chromium OS Authors. All rights reserved.
   3 *
   4 * Copyright (c) 2009, Code Aurora Forum. All rights reserved.
   5 *
   6 * (C) Copyright 2001
   7 * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
   8 *
   9 * SPDX-License-Identifier:     GPL-2.0+
  10 */
  11
  12/*
  13 * Get Timer overflows after 2^32 / CONFIG_SYS_HZ (32Khz) = 131072 sec
  14 */
  15#include <common.h>
  16#include <command.h>
  17
  18static int do_gettime(cmd_tbl_t *cmdtp, int flag, int argc,
  19                      char * const argv[])
  20{
  21        unsigned long int val = get_timer(0);
  22
  23#ifdef CONFIG_SYS_HZ
  24        printf("Timer val: %lu\n", val);
  25        printf("Seconds : %lu\n", val / CONFIG_SYS_HZ);
  26        printf("Remainder : %lu\n", val % CONFIG_SYS_HZ);
  27        printf("sys_hz = %lu\n", (unsigned long int)CONFIG_SYS_HZ);
  28#else
  29        printf("CONFIG_SYS_HZ not defined");
  30        printf("Timer Val %lu", val);
  31#endif
  32
  33        return 0;
  34}
  35
  36U_BOOT_CMD(
  37        gettime,        1,      1,      do_gettime,
  38        "get timer val elapsed",
  39        "get time elapsed from uboot start"
  40);
  41