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cmd_gettime.c

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  • cmd_gettime.c 934 B
    /*
     * Copyright (c) 2011 The Chromium OS Authors. All rights reserved.
     *
     * Copyright (c) 2009, Code Aurora Forum. All rights reserved.
     *
     * (C) Copyright 2001
     * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
     *
     * SPDX-License-Identifier:	GPL-2.0+
     */
    
    /*
     * Get Timer overflows after 2^32 / CONFIG_SYS_HZ (32Khz) = 131072 sec
     */
    #include <common.h>
    #include <command.h>
    
    static int do_gettime(cmd_tbl_t *cmdtp, int flag, int argc,
    		      char * const argv[])
    {
    	unsigned long int val = get_timer(0);
    
    #ifdef CONFIG_SYS_HZ
    	printf("Timer val: %lu\n", val);
    	printf("Seconds : %lu\n", val / CONFIG_SYS_HZ);
    	printf("Remainder : %lu\n", val % CONFIG_SYS_HZ);
    	printf("sys_hz = %lu\n", (unsigned long int)CONFIG_SYS_HZ);
    #else
    	printf("CONFIG_SYS_HZ not defined");
    	printf("Timer Val %lu", val);
    #endif
    
    	return 0;
    }
    
    U_BOOT_CMD(
    	gettime,	1,	1,	do_gettime,
    	"get timer val elapsed",
    	"get time elapsed from uboot start"
    );