Re: [PATCH] commands: add msleep command

[Antony Pavlov <antonynpavlov@gmail.com>]

On 13 June 2012 14:01, Steffen Trumtrar <s.trumtrar@pengutronix.de> wrote:
> Add a command to sleep for n milliseconds.
>

May be will be better to upgrade sleep?

SYNOPSIS
       sleep NUMBER

DESCRIPTION
       Pause  for  NUMBER seconds.
       The NUMBER may be an arbitrary floating point  number.

> Signed-off-by: Steffen Trumtrar <s.trumtrar@pengutronix.de>
> ---
>  commands/Kconfig  |    4 ++++
>  commands/Makefile |    1 +
>  commands/msleep.c |   40 ++++++++++++++++++++++++++++++++++++++++
>  3 files changed, 45 insertions(+)
>  create mode 100644 commands/msleep.c
>
> diff --git a/commands/Kconfig b/commands/Kconfig
> index 52e1f17..adc0914 100644
> --- a/commands/Kconfig
> +++ b/commands/Kconfig
> @@ -25,6 +25,10 @@ config CMD_SLEEP
>        tristate
>        prompt "sleep"
>
> +config CMD_MSLEEP
> +       tristate
> +       prompt "msleep"
> +
>  config CMD_SAVEENV
>        tristate
>        select ENV_HANDLING
> diff --git a/commands/Makefile b/commands/Makefile
> index 4c8a0a9..0970ba3 100644
> --- a/commands/Makefile
> +++ b/commands/Makefile
> @@ -10,6 +10,7 @@ obj-$(CONFIG_CMD_MTEST)               += memtest.o
>  obj-$(CONFIG_CMD_EDIT)         += edit.o
>  obj-$(CONFIG_CMD_EXEC)         += exec.o
>  obj-$(CONFIG_CMD_SLEEP)                += sleep.o
> +obj-$(CONFIG_CMD_MSLEEP)       += msleep.o
>  obj-$(CONFIG_CMD_RESET)                += reset.o
>  obj-$(CONFIG_CMD_GO)           += go.o
>  obj-$(CONFIG_NET)              += net.o
> diff --git a/commands/msleep.c b/commands/msleep.c
> new file mode 100644
> index 0000000..c9fa23c
> --- /dev/null
> +++ b/commands/msleep.c
> @@ -0,0 +1,40 @@
> +/*
> + * msleep.c - delay execution for n milliseconds
> + *
> + * Copyright (c) 2012 Steffen Trumtrar <s.trumtrar@pengutronix.de>, Pengutronix
> + *
> + * derived from commands/sleep.c
> + *
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License version 2
> + * as published by the Free Software Foundation.
> + *
> + * This program is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
> + * GNU General Public License for more details.
> + *
> + */
> +
> +#include <common.h>
> +#include <command.h>
> +#include <clock.h>
> +
> +static int do_msleep(int argc, char *argv[])
> +{
> +       ulong delay;
> +
> +       if (argc != 2)
> +               return COMMAND_ERROR_USAGE;
> +
> +       delay = simple_strtoul(argv[1], NULL, 10);
> +
> +       mdelay(delay);
> +
> +       return 0;
> +}
> +
> +BAREBOX_CMD_START(msleep)
> +       .cmd            = do_msleep,
> +       .usage          = "delay execution for n milliseconds",
> +BAREBOX_CMD_END
> --
> 1.7.10
>
>
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-- 
Best regards,
  Antony Pavlov

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