[dpdk-dev] [EXT] RE: [PATCH 2/3] config: add thunderx2 machine config

[Jerin Jacob Kollanukkaran]

On Mon, 2019-01-07 at 00:21 +0000, Gavin Hu (Arm Technology China)
wrote:
> > -----Original Message-----
> > From: Jerin Jacob Kollanukkaran <jerinj at marvell.com>
> > Sent: Sunday, January 6, 2019 9:20 PM
> > To: thomas at monjalon.net
> > Cc: dev at dpdk.org; Gavin Hu (Arm Technology China) <Gavin.Hu at arm.com
> > >;
> > jerinj at marvell.com
> > Subject: [dpdk-dev] [PATCH 2/3] config: add thunderx2 machine
> > config
> > 
> > Optimized configuration for Marvell thunderx2 SoC.
> > 
> > Product details are here:
> > 
> > https://www.marvell.com/server-processors/thunderx2-arm-processors/
> > 
> > Signed-off-by: Jerin Jacob <jerinj at marvell.com>
> > ---
> >  config/defconfig_arm64-thunderx2-linuxapp-gcc | 11 ++++++
> >  mk/machine/thunderx2/rte.vars.mk              | 34
> > +++++++++++++++++++
> >  2 files changed, 45 insertions(+)
> >  create mode 100644 config/defconfig_arm64-thunderx2-linuxapp-gcc
> >  create mode 100644 mk/machine/thunderx2/rte.vars.mk
> > 
> > diff --git a/config/defconfig_arm64-thunderx2-linuxapp-gcc
> > b/config/defconfig_arm64-thunderx2-linuxapp-gcc
> > new file mode 100644
> > index 000000000..27db58e50
> > --- /dev/null
> > +++ b/config/defconfig_arm64-thunderx2-linuxapp-gcc
> > @@ -0,0 +1,11 @@
> > +# SPDX-License-Identifier: BSD-3-Clause
> > +# Copyright(c) 2018 Marvell International Ltd
> > +#
> > +
> > +#include "defconfig_arm64-armv8a-linuxapp-gcc"
> > +
> > +CONFIG_RTE_MACHINE="thunderx2"
> > +
> > +CONFIG_RTE_CACHE_LINE_SIZE=64
> 
> ThunderX is 128, ThunderX2 downsized the cache line? 

Yes. Tunned for server work load.