From 5ea171985c8fcba857034b64de7c46b0ce364b8d Mon Sep 17 00:00:00 2001 From: Kevin Hao Date: Fri, 24 Dec 2021 18:05:18 +0800 Subject: armv9a/tune: Add the support for the Neoverse N2 core This adds the support for the Neoverse N2 core, even though the Neoverse N2 core implements the Arm v9.0-A architecture, but the support of it in GCC is based on the Arm v8.5-A architecture. Please see the commit 50d9db203bc3 ("aarch64: Add support for Neoverse N2 CPU") in GCC for more detail. (From OE-Core rev: 37597397f03b6b0082a702147dc536ff8b2fa7a3) Signed-off-by: Kevin Hao Signed-off-by: Richard Purdie --- .../machine/include/arm/armv9a/tune-neoversen2.inc | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) create mode 100644 meta/conf/machine/include/arm/armv9a/tune-neoversen2.inc (limited to 'meta/conf/machine') diff --git a/meta/conf/machine/include/arm/armv9a/tune-neoversen2.inc b/meta/conf/machine/include/arm/armv9a/tune-neoversen2.inc new file mode 100644 index 0000000000..36355f7bed --- /dev/null +++ b/meta/conf/machine/include/arm/armv9a/tune-neoversen2.inc @@ -0,0 +1,22 @@ +# +# Tune Settings for Neoverse-N2 +# +DEFAULTTUNE ?= "neoversen2" + +TUNEVALID[neoversen2] = "Enable Neoverse-N2 specific processor optimizations" +TUNE_CCARGS .= "${@bb.utils.contains('TUNE_FEATURES', 'neoversen2', ' -mcpu=neoverse-n2', '', d)}" + +# Even though the Neoverse N2 core implemnts the Arm v9.0-A architecture, +# but the support of it in GCC is based on the Arm v8.5-A architecture. +require conf/machine/include/arm/arch-armv8-5a.inc + +# Little Endian base configs +AVAILTUNES += "neoversen2 neoversen2-crypto" +ARMPKGARCH:tune-neoversen2 = "neoversen2" +ARMPKGARCH:tune-neoversen2-crypto = "neoversen2-crypto" +TUNE_FEATURES:tune-neoversen2 = "${TUNE_FEATURES:tune-armv8-5a} neoversen2" +TUNE_FEATURES:tune-neoversen2-crypto = "${TUNE_FEATURES:tune-neoversen2} crypto" +PACKAGE_EXTRA_ARCHS:tune-neoversen2 = "${PACKAGE_EXTRA_ARCHS:tune-armv8-5a} neoversen2" +PACKAGE_EXTRA_ARCHS:tune-neoversen2-crypto = "${PACKAGE_EXTRA_ARCHS:tune-armv8-5a-crypto} neoversen2 neoversen2-crypto" +BASE_LIB:tune-neoversen2 = "lib64" +BASE_LIB:tune-neoversen2-crypto = "lib64" -- cgit v1.2.3-54-g00ecf