From: Bruce Richardson <bruce.richardson@intel.com>
To: Ali Alnubani <alialnu@mellanox.com>
Cc: "dev@dpdk.org" <dev@dpdk.org>
Subject: Re: [dpdk-dev] [PATCH 2/2] doc: add pkg-config-aarch64-linux-gnu as a prerequisite
Date: Wed, 27 Nov 2019 16:51:46 +0000 [thread overview]
Message-ID: <20191127165146.GB2372@bricha3-MOBL.ger.corp.intel.com> (raw)
In-Reply-To: <AM0PR05MB4401017A8F10F15C1261DB45D7440@AM0PR05MB4401.eurprd05.prod.outlook.com>
On Wed, Nov 27, 2019 at 03:54:55PM +0000, Ali Alnubani wrote:
> > -----Original Message-----
> > From: Bruce Richardson <bruce.richardson@intel.com>
> > Sent: Tuesday, November 26, 2019 2:01 PM
> > To: Ali Alnubani <alialnu@mellanox.com>
> > Cc: dev@dpdk.org
> > Subject: Re: [dpdk-dev] [PATCH 2/2] doc: add pkg-config-aarch64-linux-gnu
> > as a prerequisite
> >
> > On Tue, Nov 26, 2019 at 10:41:08AM +0000, Ali Alnubani wrote:
> > > Hi Bruce,
> > >
> > > > -----Original Message-----
> > > > From: Bruce Richardson <bruce.richardson@intel.com>
> > > > Sent: Tuesday, November 26, 2019 11:52 AM
> > > > To: Ali Alnubani <alialnu@mellanox.com>
> > > > Cc: dev@dpdk.org
> > > > Subject: Re: [dpdk-dev] [PATCH 2/2] doc: add
> > > > pkg-config-aarch64-linux-gnu as a prerequisite
> > > >
> > > > On Tue, Nov 26, 2019 at 08:14:25AM +0000, Ali Alnubani wrote:
> > > > > The package pkg-config-aarch64-linux-gnu is required with meson
> > > > > for detecting dependencies installed in nonstandard paths.
> > > > >
> > > > > Signed-off-by: Ali Alnubani <alialnu@mellanox.com>
> > > > > ---
> > > > > doc/guides/linux_gsg/cross_build_dpdk_for_arm64.rst | 8 ++++++++
> > > > > 1 file changed, 8 insertions(+)
> > > > >
> > > > > diff --git a/doc/guides/linux_gsg/cross_build_dpdk_for_arm64.rst
> > > > > b/doc/guides/linux_gsg/cross_build_dpdk_for_arm64.rst
> > > > > index e799b0ba4..f00f9b130 100644
> > > > > --- a/doc/guides/linux_gsg/cross_build_dpdk_for_arm64.rst
> > > > > +++ b/doc/guides/linux_gsg/cross_build_dpdk_for_arm64.rst
> > > > > @@ -122,6 +122,14 @@ To compile for non-NUMA targets, without
> > > > > compiling the kernel modules, use the f Meson Cross Compiling
> > > > > DPDK
> > > > > --------------------------
> > > > >
> > > > > +Meson depends on pkgconfig to find the dependencies that are
> > > > > +installed in nonstandard paths. The package
> > > > > +`pkg-config-aarch64-linux-gnu` is required in this case. To
> > > > > +install it in
> > > > Ubuntu:
> > > > > +
> > > > > +.. code-block:: console
> > > > > +
> > > > > + sudo apt-get install pkg-config-aarch64-linux-gnu
> > > > > +
> > > > > To cross-compile DPDK on a desired target machine we can use the
> > > > > following
> > > > > command::
> > > >
> > > > Is there a package for Fedora or similar Redhat-derived distros?
> > >
> > > I don't think it's available. Should I add instructions on how to cross build it
> > instead of the apt-get example?
> > >
> > I think you might need both. Distro-instructions is probably best, but there
> > are a lot of people not using Ubuntu, I suspect.
> >
> > Following patch 1, if pkg-config is added to all the cross-build files, does that
> > prevent previously working cross-builds from passing due to the lack of the
> > pkg-config package? Do the travis jobs need updating, for example?
>
> Cross compiling pkg-config from source requires glib, which in turn requires other packages (libffi and pcre).
> Do we want to add instructions to cross build that dependency tree?
>
> I opened a pull request to the Github mirror to make sure I didn't break the CI:
> https://github.com/DPDK/dpdk/pull/14
> If the binary 'aarch64-linux-gnu-pkg-config' isn't found, Meson seems to just show the following warnings, but it doesn't fail with error:
> '''
> Did not find pkg-config by name 'aarch64-linux-gnu-pkg-config'
> Found Pkg-config: NO
> '''
>
> I'll send v2 with an additional patch to add the package to the list of requirements for Travis's environment.
> >
So long as is doesn't break something that was previously working I'm ok
with this set.
next prev parent reply other threads:[~2019-11-27 16:51 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-11-26 8:14 [dpdk-dev] [PATCH 1/2] config: set the pkgconfig executable Ali Alnubani
2019-11-26 8:14 ` [dpdk-dev] [PATCH 2/2] doc: add pkg-config-aarch64-linux-gnu as a prerequisite Ali Alnubani
2019-11-26 9:51 ` Bruce Richardson
2019-11-26 10:41 ` Ali Alnubani
2019-11-26 12:00 ` Bruce Richardson
2019-11-27 15:54 ` Ali Alnubani
2019-11-27 16:51 ` Bruce Richardson [this message]
2019-11-27 16:53 ` [dpdk-dev] [PATCH 1/2] config: set the pkgconfig executable Bruce Richardson
2019-11-28 7:24 ` [dpdk-dev] [PATCH v2 1/3] " Ali Alnubani
2019-11-28 7:24 ` [dpdk-dev] [PATCH v2 2/3] doc: add pkg-config-aarch64-linux-gnu as a prerequisite Ali Alnubani
2019-11-28 7:24 ` [dpdk-dev] [PATCH v2 3/3] ci: add pkg-config-aarch64-linux-gnu to aarch64_packages Ali Alnubani
2019-11-28 22:01 ` [dpdk-dev] [PATCH v2 1/3] config: set the pkgconfig executable Thomas Monjalon
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