From: Thomas Monjalon <thomas@monjalon.net>
To: Thinh Tran <thinhtr@linux.vnet.ibm.com>,
David Christensen <drc@linux.vnet.ibm.com>
Cc: Ali Alnubani <alialnu@nvidia.com>, dev@dpdk.org
Subject: Re: [PATCH] config: set pkgconfig for ppc64le
Date: Mon, 29 Aug 2022 12:30:18 +0200 [thread overview]
Message-ID: <5853832.UjTJXf6HLC@thomas> (raw)
In-Reply-To: <bc55bda0-8ca8-0526-c95c-c49b1c176e5f@linux.vnet.ibm.com>
What is the conclusion on this patch?
It is good to go? Acked?
20/07/2022 01:02, David Christensen:
>
> On 7/18/22 1:16 PM, Thinh Tran wrote:
> >
> >
> > On 7/14/2022 1:58 AM, Ali Alnubani wrote:
> >>> -----Original Message-----
> >>> From: Thinh Tran <thinhtr@linux.vnet.ibm.com>
> >>> Sent: Wednesday, July 13, 2022 10:50 PM
> >>> To: Ali Alnubani <alialnu@nvidia.com>; NBU-Contact-Thomas Monjalon
> >>> (EXTERNAL) <thomas@monjalon.net>
> >>> Cc: dev@dpdk.org; David Christensen <drc@linux.vnet.ibm.com>
> >>> Subject: Re: [PATCH] config: set pkgconfig for ppc64le
> >>>
> >>> Hi,
> >>>
> >>> On 7/13/2022 2:39 AM, Ali Alnubani wrote:
> >>>>> -----Original Message-----
> >>>>> From: Thomas Monjalon <thomas@monjalon.net>
> >>>>> Sent: Monday, July 11, 2022 11:11 PM
> >>>>> To: Ali Alnubani <alialnu@nvidia.com>
> >>>>> Cc: dev@dpdk.org; David Christensen <drc@linux.vnet.ibm.com>
> >>>>> Subject: Re: [PATCH] config: set pkgconfig for ppc64le
> >>>>>
> >>>>> + PPC maintainer
> >>>>>
> >>>>> 07/07/2022 13:41, Ali Alnubani:
> >>>>>> Meson fails to detect the dependencies that are included
> >>>>>> in PKG_CONFIG_PATH and built for ppc64le if binaries.pkgconfig
> >>>>>> is not set in the ppc64le cross-file for Ubuntu.
> >>>>>>
> >>>>>> This fixes the issue by setting binaries.pkgconfig to the
> >>>>>> binary provided by the package 'pkg-config-powerpc64le-linux-gnu'.
> >>>>>>
> >>>>>> Signed-off-by: Ali Alnubani <alialnu@nvidia.com>
> >>>>>> ---
> >>>>>> config/ppc/ppc64le-power8-linux-gcc-ubuntu | 1 +
> >>>>>
> >>>>> Why not adding the same for ppc64le-power8-linux-gcc?
> >>>>>
> >>>>>> +pkgconfig = 'powerpc64le-linux-gnu-pkg-config'
> >>>>
> >>>> I didn't find any operating systems that distribute the powerpc64le
> >>>> cross-
> >>> compiler with the binary names found in config/ppc/ppc64le-power8-linux-
> >>> gcc.
> >>>> Both Ubuntu and Fedora use the -gnu suffix. Fedora doesn't seem to have
> >>> a pkg-config binary for powerpc64le though.
> >>>
> >>> I am able to cross-compile dpdk on Ubuntu with the default config file
> >>> My system info:
> >>> # uname -rvm
> >>> 5.4.0-113-generic #127-Ubuntu SMP Wed May 18 14:30:56 UTC 2022 x86_64
> >>>
> >>> # apt list gcc-10-powerpc64le-linux-gnu | grep installed
> >>> gcc-10-powerpc64le-linux-gnu/focal-updates,focal-security,now
> >>> 10.3.0-1ubuntu1~20.04cross1 amd64 [installed]
> >>> # which powerpc64le-linux-gnu-gcc
> >>> /usr/bin/powerpc64le-linux-gnu-gcc
> >>> # ls -l /usr/bin/powerpc64le-linux-gnu-gcc
> >>> lrwxrwxrwx 1 root root 37 Jul 13 11:56
> >>> /usr/bin/powerpc64le-linux-gnu-gcc ->
> >>> /usr/bin/powerpc64le-linux-gnu-gcc-
> >>> 10
> >>>
> >>> # apt list pkg-config | grep installed
> >>> pkg-config/focal,now 0.29.1-0ubuntu4 amd64 [installed]
> >>>
> >>> # meson cross-build_p8 --cross-file
> >>> config/ppc/ppc64le-power8-linux-gcc-ubuntu
> >>> The Meson build system
> >>> Version: 0.56.2
> >>> Source dir: /root/dpdk
> >>> Build dir: /root/dpdk/cross-build_p8
> >>> Build type: cross build
> >>> Program cat found: YES (/bin/cat)
> >>> Project name: DPDK
> >>> Project version: 22.07.0-rc4
> >>> C compiler for the host machine: powerpc64le-linux-gnu-gcc (gcc 10.3.0
> >>> "powerpc64le-linux-gnu-gcc (Ubuntu 10.3.0-1ubuntu1~20.04) 10.3.0")
> >>> C linker for the host machine: powerpc64le-linux-gnu-gcc ld.bfd 2.34
> >>> C compiler for the build machine: cc (gcc 9.4.0 "cc (Ubuntu
> >>> 9.4.0-1ubuntu1~20.04.1) 9.4.0")
> >>> C linker for the build machine: cc ld.bfd 2.34
> >>> Build machine cpu family: x86_64
> >>> Build machine cpu: x86_64
> >>> Host machine cpu family: x86_64
> >>> Host machine cpu: x86_64
> >>> Target machine cpu family: ppc64
> >>> Target machine cpu: power8
> >>> Program pkg-config found: YES (/usr/bin/pkg-config)
> >>> Program check-symbols.sh found: YES (/root/dpdk/buildtools/check-
> >>> symbols.sh)
> >>> Program options-ibverbs-static.sh found: YES
> >>> (/root/dpdk/buildtools/options-ibverbs-static.sh)
> >>> Program objdump found: YES (/usr/bin/objdump)
> >>> Program python3 found: YES (/usr/bin/python3)
> >>> Program cat found: YES (/bin/cat)
> >>> Program ../buildtools/symlink-drivers-solibs.sh found: YES (/bin/sh
> >>> /root/dpdk/config/../buildtools/symlink-drivers-solibs.sh)
> >>> Checking for size of "void *" : 8
> >>> Checking for size of "void *" : 8
> >>> ......
> >>> Build targets in project: 851
> >>>
> >>> Found ninja-1.10.0 at /usr/bin/ninja
> >>> # ninja -C cross-build_p8
> >>> ninja: Entering directory `cross-build_p8'
> >>> [2933/2933] Linking target app/test/dpdk-test
> >>>
> >>> similar to it, I'm able to build for power9
> >>>
> >>
> >> Hi Thinh,
> >>
> >> I'm also able to cross-build for ppc64 on Ubuntu, but without setting
> >> binaries.pkgconfig, meson will skip some build targets, even if
> >> PKG_CONFIG_PATH points to their dependencies.
> >> Have you tried on Fedora?
>
> As Thinh points out, you can't cross-compile for ppc64le on Fedora with
> distro supplied packages. Ran across this question about the issue
> relative to ARM on the Fedora Project website:
>
> https://ask.fedoraproject.org/t/cross-compiling-to-arm/17864/12
>
> And also confirmed internally with our toolchain developers that you'd
> need glibc support which isn't provided in the existing Fedora packages.
> Consensus seems to be that Fedora cross-compile is for
> kernels/bootloaders only, though I'd love to hear from someone at Red
> Hat if I'm mistaken.
>
> Ubuntu/Debian do support the functionality, so you could try those
> environments (as used by Github Actions for DPDK commits), use a third
> party toolchain such as those found on:
>
> https://toolchains.bootlin.com/releases_powerpc64le-power8.html
>
> Or you could use the IBM Advanced Toolchain for POWER:
>
> https://www.ibm.com/support/pages/advtool-cross-compilers
>
> Dave
>
next prev parent reply other threads:[~2022-08-29 10:30 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-07-07 11:41 Ali Alnubani
2022-07-11 20:10 ` Thomas Monjalon
2022-07-13 7:39 ` Ali Alnubani
2022-07-13 9:12 ` Thomas Monjalon
2022-07-13 10:14 ` Ali Alnubani
2022-07-13 10:51 ` Ali Alnubani
2022-07-13 19:49 ` Thinh Tran
2022-07-14 6:58 ` Ali Alnubani
2022-07-18 20:16 ` Thinh Tran
2022-07-19 23:02 ` David Christensen
2022-08-29 10:30 ` Thomas Monjalon [this message]
2022-08-30 17:39 ` David Christensen
2022-08-30 18:36 ` Ali Alnubani
2022-10-26 16:21 ` Ali Alnubani
2022-08-30 17:36 ` David Christensen
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