Re: [PATCH 1/9] linux-yocto: depend on libgcc for aarch64

[Khem Raj <raj.khem@gmail.com>]

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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@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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