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From: "Chao Zhu" <chaozhu@linux.vnet.ibm.com>
To: "'Luca Boccassi'" <bluca@debian.org>, <dev@dpdk.org>
Cc: <christian.ehrhardt@canonical.com>, <bruce.richardson@intel.com>,
<thomas@monjalon.net>
References: <20180907183502.26164-1-bluca@debian.org>
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Date: Mon, 10 Sep 2018 15:26:41 +0800
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Subject: Re: [dpdk-dev] [PATCH] build: add PPC64 Meson build
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Checked on ppc64, the build process is successful.=20
> -----Original Message-----
> From: Luca Boccassi [mailto:bluca@debian.org]
> Sent: 2018=C4=EA9=D4=C28=C8=D5 2:35
> To: dev@dpdk.org
> Cc: chaozhu@linux.vnet.ibm.com; christian.ehrhardt@canonical.com;
> bruce.richardson@intel.com; thomas@monjalon.net
> Subject: [PATCH] build: add PPC64 Meson build
>=20
> This has been only build-tested for now, on a native ppc64el POWER8E
machine
> running Debian sid.
>=20
> Signed-off-by: Luca Boccassi <bluca@debian.org>
> ---
> The build box cannot be used to run DPDK as it doesn't have supported =
NICs
> and root access. Would be great if someone could run-test it, but at =
this
point I
> think build support is enough to get started.
>=20
> config/meson.build | 8 ++++++++
> config/ppc_64/meson.build | 15
> +++++++++++++++
> lib/librte_eal/common/arch/ppc_64/meson.build | 5 +++++
> .../common/include/arch/ppc_64/meson.build | 16
> ++++++++++++++++
> 4 files changed, 44 insertions(+)
> create mode 100644 config/ppc_64/meson.build create mode 100644
> lib/librte_eal/common/arch/ppc_64/meson.build
> create mode 100644 =
lib/librte_eal/common/include/arch/ppc_64/meson.build
>=20
> diff --git a/config/meson.build b/config/meson.build index
> 4d755323f4..8e87b344c2 100644
> --- a/config/meson.build
> +++ b/config/meson.build
> @@ -9,7 +9,13 @@ else
> endif
> dpdk_conf.set('RTE_MACHINE', machine)
> machine_args =3D []
> +# ppc64 does not support -march=3Dnative
> +if host_machine.cpu_family().startswith('ppc') and machine =3D=3D =
'native'
> +machine_args +=3D '-mcpu=3D' + machine
> +machine_args +=3D '-mtune=3D' + machine
> +else
> machine_args +=3D '-march=3D' + machine
> +endif
>=20
> toolchain =3D cc.get_id()
> dpdk_conf.set_quoted('RTE_TOOLCHAIN', toolchain) @@ -84,6 +90,8 @@ if
> host_machine.cpu_family().startswith('x86')
> arch_subdir =3D 'x86'
> elif host_machine.cpu_family().startswith('arm') or
> host_machine.cpu_family().startswith('aarch')
> arch_subdir =3D 'arm'
> +elif host_machine.cpu_family().startswith('ppc')
> + arch_subdir =3D 'ppc_64'
> endif
> subdir(arch_subdir)
> dpdk_conf.set('RTE_COMPILE_TIME_CPUFLAGS',
> ','.join(compile_time_cpuflags)) diff --git =
a/config/ppc_64/meson.build
> b/config/ppc_64/meson.build new file mode 100644 index
> 0000000000..d6faa7d64f
> --- /dev/null
> +++ b/config/ppc_64/meson.build
> @@ -0,0 +1,15 @@
> +# SPDX-License-Identifier: BSD-3-Clause # Copyright(c) 2018 Luca
> +Boccassi <bluca@debian.org>
> +
> +# for checking defines we need to use the correct compiler flags
> +march_opt =3D '-march=3D@0@'.format(machine)
> +
> +dpdk_conf.set('RTE_ARCH', 'ppc_64')
> +dpdk_conf.set('RTE_ARCH_PPC_64', 1)
> +dpdk_conf.set('RTE_ARCH_64', 1)
> +
> +# overrides specific to ppc64
> +dpdk_conf.set('RTE_MAX_LCORE', 256)
> +dpdk_conf.set('RTE_MAX_NUMA_NODES', 32)
> +dpdk_conf.set('RTE_CACHE_LINE_SIZE', 128)
> +dpdk_conf.set('RTE_MAX_LCORE', 256)
> diff --git a/lib/librte_eal/common/arch/ppc_64/meson.build
> b/lib/librte_eal/common/arch/ppc_64/meson.build
> new file mode 100644
> index 0000000000..40b3dc533a
> --- /dev/null
> +++ b/lib/librte_eal/common/arch/ppc_64/meson.build
> @@ -0,0 +1,5 @@
> +# SPDX-License-Identifier: BSD-3-Clause # Copyright(c) 2018 Luca
> +Boccassi <bluca@debian.org>
> +
> +eal_common_arch_sources =3D files('rte_cpuflags.c',
> + 'rte_cycles.c', 'rte_hypervisor.c')
> diff --git a/lib/librte_eal/common/include/arch/ppc_64/meson.build
> b/lib/librte_eal/common/include/arch/ppc_64/meson.build
> new file mode 100644
> index 0000000000..00f9611768
> --- /dev/null
> +++ b/lib/librte_eal/common/include/arch/ppc_64/meson.build
> @@ -0,0 +1,16 @@
> +# SPDX-License-Identifier: BSD-3-Clause # Copyright(c) 2018 Luca
> +Boccassi <bluca@debian.org>
> +
> +install_headers(
> + 'rte_atomic.h',
> + 'rte_byteorder.h',
> + 'rte_cpuflags.h',
> + 'rte_cycles.h',
> + 'rte_io.h',
> + 'rte_memcpy.h',
> + 'rte_pause.h',
> + 'rte_prefetch.h',
> + 'rte_rwlock.h',
> + 'rte_spinlock.h',
> + 'rte_vect.h',
> + subdir: get_option('include_subdir_arch'))
> --
> 2.18.0
Acked-by: Chao Zhu <chaozhu@linux.vnet.ibm.com>