From 1edc497a80fb967c5ccf5293b4f746645260b780 Mon Sep 17 00:00:00 2001 From: Limeng Date: Wed, 11 Sep 2019 17:59:47 +0800 Subject: tune-cortexa57-cortexa53: add tunes for ARM Cortex-A53-Cortex-A57 commit 3613b2780a6b5d5d70ea6802be5060a8214cbdb5 from git://github.com/renesas-rcar/meta-renesas The renesas rcar SoC H3/M3 is big.LITTLE architecture(cortex-a57.cortex-a53). In order to optimize the performance of the code running on SoC H3/M3, add a tune file for ARM Cortex-A53-Cortex-A57. Create this tune file by refering GCC doc, 3.18.5 ARM Options. (From OE-Core rev: 7e0c9290a9971b92bcb313742f126ca7488d91c3) Signed-off-by: Meng Li Signed-off-by: Ross Burton Signed-off-by: Richard Purdie --- meta/conf/machine/include/tune-cortexa57-cortexa53.inc | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) create mode 100644 meta/conf/machine/include/tune-cortexa57-cortexa53.inc diff --git a/meta/conf/machine/include/tune-cortexa57-cortexa53.inc b/meta/conf/machine/include/tune-cortexa57-cortexa53.inc new file mode 100644 index 0000000000..d05e93f51e --- /dev/null +++ b/meta/conf/machine/include/tune-cortexa57-cortexa53.inc @@ -0,0 +1,18 @@ +DEFAULTTUNE ?= "cortexa57-cortexa53" +require conf/machine/include/arm/arch-armv8a.inc + +TUNEVALID[cortexa57-cortexa53] = "Enable big.LITTLE Cortex-A57.Cortex-A53 specific processor optimizations" +TUNECONFLICTS[aarch64] = "armv4 armv5 armv6 armv7 armv7a" + +TUNE_CCARGS .= "${@bb.utils.contains("TUNE_FEATURES", "aarch64", " -march=armv8-a", "" ,d)}" + +MACHINEOVERRIDES =. "${@bb.utils.contains("TUNE_FEATURES", "cortexa57-cortexa53", "cortexa57-cortexa53:", "" ,d)}" + +TUNE_CCARGS .= "${@bb.utils.contains("TUNE_FEATURES", "cortexa57-cortexa53", " -mtune=cortex-a57.cortex-a53", "", d)}" + +# Little Endian base configs +AVAILTUNES += "cortexa57-cortexa53" +ARMPKGARCH_tune-cortexa57-cortexa53 = "cortexa57-cortexa53" +TUNE_FEATURES_tune-cortexa57-cortexa53 = "${TUNE_FEATURES_tune-aarch64} cortexa57-cortexa53" +PACKAGE_EXTRA_ARCHS_tune-cortexa57-cortexa53 = "${PACKAGE_EXTRA_ARCHS_tune-aarch64} cortexa57-cortexa53" +BASE_LIB_tune-cortexa57-cortexa53 = "lib64" -- cgit 1.2.3-korg