From e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb Mon Sep 17 00:00:00 2001 From: Yang Zhang Date: Fri, 28 Aug 2015 09:58:54 +0800 Subject: Add qemu 2.4.0 Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5 Signed-off-by: Yang Zhang --- qemu/roms/u-boot/common/cmd_time.c | 44 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 44 insertions(+) create mode 100644 qemu/roms/u-boot/common/cmd_time.c (limited to 'qemu/roms/u-boot/common/cmd_time.c') diff --git a/qemu/roms/u-boot/common/cmd_time.c b/qemu/roms/u-boot/common/cmd_time.c new file mode 100644 index 000000000..de57e3b9d --- /dev/null +++ b/qemu/roms/u-boot/common/cmd_time.c @@ -0,0 +1,44 @@ +/* + * Copyright (c) 2011 The Chromium OS Authors. + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include +#include + +static void report_time(ulong cycles) +{ + ulong minutes, seconds, milliseconds; + ulong total_seconds, remainder; + + total_seconds = cycles / CONFIG_SYS_HZ; + remainder = cycles % CONFIG_SYS_HZ; + minutes = total_seconds / 60; + seconds = total_seconds % 60; + /* approximate millisecond value */ + milliseconds = (remainder * 1000 + CONFIG_SYS_HZ / 2) / CONFIG_SYS_HZ; + + printf("\ntime:"); + if (minutes) + printf(" %lu minutes,", minutes); + printf(" %lu.%03lu seconds\n", seconds, milliseconds); +} + +static int do_time(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) +{ + ulong cycles = 0; + int retval = 0; + int repeatable; + + if (argc == 1) + return CMD_RET_USAGE; + + retval = cmd_process(0, argc - 1, argv + 1, &repeatable, &cycles); + report_time(cycles); + + return retval; +} + +U_BOOT_CMD(time, CONFIG_SYS_MAXARGS, 0, do_time, + "run commands and summarize execution time", + "command [args...]\n"); -- cgit 1.2.3-korg