xref: /openbmc/u-boot/cmd/gettime.c (revision dd1033e4)
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 );
40