[OE-core] [PATCH] binutils : enable production of EFI binaries on x86-64

[Khem Raj]

On Tue, Jul 24, 2018 at 8:16 PM Christopher Clark
<christopher.w.clark at gmail.com> wrote:
>
> From: Christopher Clark <christopher.clark6 at baesystems.com>
>
> When MACHINE_FEATURES includes "efi" and target is x86-64,
> enable the linker to produce Portable Executables: EFI binaries.
>
> Supplies "--enable-targets=x86_64-pep" in EXTRA_OECONF.
>
> Enables building the EFI variant of the Xen hypervisor.
>
> Signed-off-by: Christopher Clark <christopher.clark6 at baesystems.com>
> ---
>  meta/recipes-devtools/binutils/binutils.inc | 5 ++++-
>  1 file changed, 4 insertions(+), 1 deletion(-)
>
> diff --git a/meta/recipes-devtools/binutils/binutils.inc b/meta/recipes-devtools/binutils/binutils.inc
> index 37813dd..eedcc7e 100644
> --- a/meta/recipes-devtools/binutils/binutils.inc
> +++ b/meta/recipes-devtools/binutils/binutils.inc
> @@ -69,12 +69,15 @@ python do_package_prepend() {
>
>  B = "${S}/build.${HOST_SYS}.${TARGET_SYS}"
>
> +ENABLE_EFI_BINARIES_x86-64 = "--enable-targets=x86_64-pep"
> +



>  EXTRA_OECONF = "--program-prefix=${TARGET_PREFIX} \
>                  --disable-werror \
>                  --enable-deterministic-archives \
>                  --enable-plugins \
>                  ${LDGOLD} \
> -                ${@bb.utils.contains('DISTRO_FEATURES', 'multiarch', '--enable-64-bit-bfd', '', d)}"
> +                ${@bb.utils.contains('DISTRO_FEATURES', 'multiarch', '--enable-64-bit-bfd', '', d)} \
> +                ${@bb.utils.contains('MACHINE_FEATURES', 'efi', '${ENABLE_EFI_BINARIES}', '', d)}"

I think we should avoid using machine features rather enable this
emulation unconditionally for efi enabled
targets, which for now are arm/x86/x86_64/aarch64

>
>  LDGOLD_class-native = ""
>  LDGOLD_class-crosssdk = ""
> --
> 2.7.4
>