On Tue, Jan 12, 2021 at 8:28 AM Ruifeng Wang <ruifeng.w...@arm.com> wrote: > > Add Arm Neoverse N2 cpu support. > > Signed-off-by: Ruifeng Wang <ruifeng.w...@arm.com>
Acked-by: Jerin Jacob <jer...@marvell.com> > --- > v3: > Changed arch extension from sve to sve2 as N2 supports sve2. (Honnappa) > > config/arm/arm64_n2_linux_gcc | 17 +++++++++++++++++ > config/arm/meson.build | 11 ++++++++++- > 2 files changed, 27 insertions(+), 1 deletion(-) > create mode 100644 config/arm/arm64_n2_linux_gcc > > diff --git a/config/arm/arm64_n2_linux_gcc b/config/arm/arm64_n2_linux_gcc > new file mode 100644 > index 000000000..78f6f3e2b > --- /dev/null > +++ b/config/arm/arm64_n2_linux_gcc > @@ -0,0 +1,17 @@ > +[binaries] > +c = 'aarch64-linux-gnu-gcc' > +cpp = 'aarch64-linux-gnu-cpp' > +ar = 'aarch64-linux-gnu-gcc-ar' > +strip = 'aarch64-linux-gnu-strip' > +pkgconfig = 'aarch64-linux-gnu-pkg-config' > +pcap-config = '' > + > +[host_machine] > +system = 'linux' > +cpu_family = 'aarch64' > +cpu = 'armv8-a' > +endian = 'little' > + > +[properties] > +implementor_id = '0x41' > +implementor_pn = '0xd49' > diff --git a/config/arm/meson.build b/config/arm/meson.build > index 42b4e43c7..5fd1c40a0 100644 > --- a/config/arm/meson.build > +++ b/config/arm/meson.build > @@ -89,6 +89,14 @@ flags_n1generic_extra = [ > ['RTE_MAX_NUMA_NODES', 1], > ['RTE_EAL_NUMA_AWARE_HUGEPAGES', false], > ['RTE_LIBRTE_VHOST_NUMA', false]] > +flags_n2generic_extra = [ > + ['RTE_MACHINE', '"neoverse-n2"'], > + ['RTE_MAX_LCORE', 64], > + ['RTE_CACHE_LINE_SIZE', 64], > + ['RTE_ARM_FEATURE_ATOMICS', true], > + ['RTE_USE_C11_MEM_MODEL', true], > + ['RTE_EAL_NUMA_AWARE_HUGEPAGES', false], > + ['RTE_LIBRTE_VHOST_NUMA', false]] > > machine_args_generic = [ > ['default', ['-march=armv8-a+crc', '-moutline-atomics']], > @@ -100,7 +108,8 @@ machine_args_generic = [ > ['0xd09', ['-mcpu=cortex-a73']], > ['0xd0a', ['-mcpu=cortex-a75']], > ['0xd0b', ['-mcpu=cortex-a76']], > - ['0xd0c', ['-march=armv8.2-a+crypto', '-mcpu=neoverse-n1'], > flags_n1generic_extra]] > + ['0xd0c', ['-march=armv8.2-a+crypto', '-mcpu=neoverse-n1'], > flags_n1generic_extra], > + ['0xd49', ['-march=armv8.5-a+crypto+sve2'], flags_n2generic_extra]] > > machine_args_cavium = [ > ['default', ['-march=armv8-a+crc+crypto','-mcpu=thunderx']], > -- > 2.25.1 >
