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https://github.com/brain-hackers/u-boot-brain
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1a4596601f
Signed-off-by: Wolfgang Denk <wd@denx.de> [trini: Fixup common/cmd_io.c] Signed-off-by: Tom Rini <trini@ti.com>
46 lines
1.0 KiB
C
46 lines
1.0 KiB
C
/*
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* Copyright (c) 2011 The Chromium OS Authors.
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <common.h>
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#include <command.h>
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static void report_time(ulong cycles)
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{
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ulong minutes, seconds, milliseconds;
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ulong total_seconds, remainder;
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total_seconds = cycles / CONFIG_SYS_HZ;
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remainder = cycles % CONFIG_SYS_HZ;
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minutes = total_seconds / 60;
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seconds = total_seconds % 60;
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/* approximate millisecond value */
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milliseconds = (remainder * 1000 + CONFIG_SYS_HZ / 2) / CONFIG_SYS_HZ;
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printf("\ntime:");
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if (minutes)
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printf(" %lu minutes,", minutes);
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printf(" %lu.%03lu seconds, %lu ticks\n",
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seconds, milliseconds, cycles);
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}
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static int do_time(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
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{
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ulong cycles = 0;
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int retval = 0;
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int repeatable;
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if (argc == 1)
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return CMD_RET_USAGE;
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retval = cmd_process(0, argc - 1, argv + 1, &repeatable, &cycles);
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report_time(cycles);
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return retval;
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}
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U_BOOT_CMD(time, CONFIG_SYS_MAXARGS, 0, do_time,
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"run commands and summarize execution time",
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"command [args...]\n");
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