[OE-core] [PATCH 1/9] linux-yocto: depend on libgcc for aarch64
Khem Raj
raj.khem at gmail.com
Thu Sep 18 06:56:45 UTC 2014
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On 9/16/14 8:06 AM, Kai Kang wrote:
> Make aarch aarch64 kernel depend on libgcc. In arch/arm64/Makefile, it
> adds LIBGCC to libs-y:
>
> LIBGCC := $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name)
> libs-y += $(LIBGCC)
>
> If build without libgcc, the value of LIBGCC is just libgcc.a without
> parent directory. linux-yocto fails to build:
>
> | LD vmlinux.o
> | aarch64-poky-linux-ld.bfd: cannot find libgcc.a: No such file or directory
>
> Add libgcc to aarch64 kernel dependency.
really ? usually kernel has its own routines to substitute libgcc needs.
why is it different here.
>
> Signed-off-by: Kai Kang <kai.kang at windriver.com>
> ---
> meta/recipes-kernel/linux/linux-yocto.inc | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/meta/recipes-kernel/linux/linux-yocto.inc b/meta/recipes-kernel/linux/linux-yocto.inc
> index 4ed3188..db693e6 100644
> --- a/meta/recipes-kernel/linux/linux-yocto.inc
> +++ b/meta/recipes-kernel/linux/linux-yocto.inc
> @@ -7,6 +7,7 @@ LIC_FILES_CHKSUM = "file://COPYING;md5=d7810fab7487fb0aad327b76f1be7cd7"
> INC_PR = "r4"
>
> DEPENDS += "xz-native bc-native"
> +DEPENDS_aarch64 += "libgcc"
>
this should be using append instead of +=
> # A KMACHINE is the mapping of a yocto $MACHINE to what is built
> # by the kernel. This is typically the branch that should be built,
>
- --
- -Khem
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