[OE-core] [PATCH 03/13] tune-arm1176jz-s.inc: add support for arm1176jz-s CPU specific tuning

Khem Raj raj.khem at gmail.com
Sat Aug 24 17:21:12 UTC 2019


On Fri, Aug 23, 2019 at 1:53 PM Andre McCurdy <armccurdy at gmail.com> wrote:
>
> Signed-off-by: Andre McCurdy <armccurdy at gmail.com>
> ---
>  meta/conf/machine/include/tune-arm1176jz-s.inc | 17 +++++++++++++++++
>  1 file changed, 17 insertions(+)
>  create mode 100644 meta/conf/machine/include/tune-arm1176jz-s.inc
>
> diff --git a/meta/conf/machine/include/tune-arm1176jz-s.inc b/meta/conf/machine/include/tune-arm1176jz-s.inc
> new file mode 100644
> index 0000000..c741e80
> --- /dev/null
> +++ b/meta/conf/machine/include/tune-arm1176jz-s.inc
> @@ -0,0 +1,17 @@
> +DEFAULTTUNE ?= "arm1176jzs"
> +
> +require conf/machine/include/arm/arch-armv6.inc
> +
> +TUNEVALID[arm1176jzs] = "Enable arm1176jzs specific processor optimizations"
> +TUNE_CCARGS .= "${@bb.utils.contains('TUNE_FEATURES', 'arm1176jzs', ' -mcpu=arm1176jz-s', '', d)}"
> +MACHINEOVERRIDES =. "${@bb.utils.contains('TUNE_FEATURES', 'arm1176jzs', 'armv6:', '' ,d)}"
> +
> +AVAILTUNES += "arm1176jzs"
> +ARMPKGARCH_tune-arm1176jzs = "arm1176jzs"
> +TUNE_FEATURES_tune-arm1176jzs = "arm thumb arm1176jzs"
> +PACKAGE_EXTRA_ARCHS_tune-arm1176jzs = "${PACKAGE_EXTRA_ARCHS_tune-armv6tb-novfp} arm1176jzs arm1176jzst"
> +
> +AVAILTUNES += "arm1176jzs-be"
> +ARMPKGARCH_tune-arm1176jzs-be = "${ARMPKGARCH_tune-arm1176jzs}"
> +TUNE_FEATURES_tune-arm1176jzs-be = "${TUNE_FEATURES_tune-arm1176jzs} bigendian"
> +PACKAGE_EXTRA_ARCHS_tune-arm1176jzs-be = "${PACKAGE_EXTRA_ARCHS_tune-armv6tb-novfp} arm1176jzsb arm1176jzstb"

There is vfp variant of arm1176jzs has well
 ARM1176JZF-S, this processor includes a Vector Floating-Point (VFP)
coprocessor.

> --
> 1.9.1
>
> --
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