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From: Rongqing Li <rongqing.li@windriver.com>
To: <openembedded-devel@lists.openembedded.org>
Subject: Re: [meta-networking][PATCH v2] ntp: add deterministic support for KPPS interface
Date: Mon, 29 Sep 2014 15:50:47 +0800	[thread overview]
Message-ID: <54290F57.6090500@windriver.com> (raw)
In-Reply-To: <1409247791-29772-1-git-send-email-pab@pabigot.com>



On 08/29/2014 01:43 AM, Peter A. Bigot wrote:
> ntp checks for presence of sys/timepps.h to determine whether the kernel
> supports the RFC 2783 KPPS interface.  Under Linux the pps-tools package
> installs this header.  Without this feature the ATOM clock driver does
> not work, and other drivers like NMEA have reduced precision.  Remove
> the feature non-determinism and increase ntpd capabilities by adding an
> explicit dependency.
>
> See: http://doc.ntp.org/4.2.6/kernpps.html
>
> Signed-off-by: Peter A. Bigot <pab@pabigot.com>
> ---
> V2: replace PACKAGECONFIG with DEPENDS to remove nondeterminism
>
>   meta-networking/recipes-support/ntp/ntp.inc | 2 ++
>   1 file changed, 2 insertions(+)
>
> diff --git a/meta-networking/recipes-support/ntp/ntp.inc b/meta-networking/recipes-support/ntp/ntp.inc
> index 55926e0..f55a39a 100644
> --- a/meta-networking/recipes-support/ntp/ntp.inc
> +++ b/meta-networking/recipes-support/ntp/ntp.inc
> @@ -8,6 +8,8 @@ SECTION = "console/network"
>   LICENSE = "NTP"
>   LIC_FILES_CHKSUM = "file://COPYRIGHT;md5=fea4b50c33b18c2194b4b1c9ca512670"
>
> +DEPENDS = "pps-tools"

Could we add this dependent by PACKAGECONFIG?

-R


> +
>   INC_PR = "r6"
>
>   SRC_URI = "http://www.eecis.udel.edu/~ntp/ntp_spool/ntp4/ntp-4.2/ntp-${PV}.tar.gz \
>

-- 
Best Reagrds,
Roy | RongQing Li


  reply	other threads:[~2014-09-29  7:50 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-08-28 12:06 [meta-oe][PATCH 0/5] ntpd and gpsd updates for high-precision timing Peter A. Bigot
2014-08-28 12:06 ` [meta-oe][PATCH 1/5] ntp: re-enable server debugging and control by PACKAGECONFIG Peter A. Bigot
2014-08-28 12:06 ` [meta-oe][PATCH 2/5] gpsd: update to 3.10 Peter A. Bigot
2014-08-28 12:06 ` [meta-oe][PATCH 3/5] pps-tools: add recipe Peter A. Bigot
2014-08-28 12:06 ` [meta-oe][PATCH 4/5] gpsd: add optional support for KPPS interface Peter A. Bigot
2014-08-28 12:53   ` Burton, Ross
2014-08-28 13:05     ` Peter A. Bigot
2014-08-28 14:32       ` Martin Jansa
2014-08-28 15:23         ` Peter A. Bigot
2014-08-28 15:47           ` Martin Jansa
2014-08-28 15:51             ` Peter A. Bigot
2014-08-28 15:48           ` Peter A. Bigot
2014-08-28 16:25             ` Martin Jansa
2014-08-28 14:29   ` Martin Jansa
2014-08-28 17:42   ` [meta-oe][PATCH v2] gpsd: add deterministic " Peter A. Bigot
2014-08-28 12:06 ` [meta-oe][PATCH 5/5] ntp: add optional " Peter A. Bigot
2014-08-28 17:43   ` [meta-networking][PATCH v2] ntp: add deterministic " Peter A. Bigot
2014-09-29  7:50     ` Rongqing Li [this message]
2014-09-29 10:19       ` Peter A. Bigot

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