cmd/gettime.c

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