[meta-freescale] [meta-fsl-ppc][PATCH] lttng-modules: build as 64-bit kernel module on e6500

[Otavio Salvador]

On Fri, Dec 13, 2013 at 5:47 AM,  <b40290 at freescale.com> wrote:
> From: Chunrong Guo <B40290 at freescale.com>
>
>    *e6500 is built with 32b rootfs/64b kernel, build asf as 64bit too.
>    *Fix the below build issue on e6500 core:
>    | DEBUG: Executing shell function do_make_scripts
>    | make: Entering directory `.../tmp/sysroots/t4240qds/usr/src/kernel'
>    | CC scripts/mod/empty.o | scripts/mod/empty.c:1:0: error: -mcmodel not supported in this configuration
>    | make[2]: *** [scripts/mod/empty.o] Error 1
>    | make[1]: *** [scripts/mod] Error 2
>    | make: *** [scripts] Error 2
>
> Signed-off-by: Chunrong Guo <B40290 at freescale.com>
> ---
>  recipes-kernel/lttng/lttng-modules_2.3.3.bbappend |   21 +++++++++++++++++++++
>  1 files changed, 21 insertions(+), 0 deletions(-)
>  create mode 100644 recipes-kernel/lttng/lttng-modules_2.3.3.bbappend
>
> diff --git a/recipes-kernel/lttng/lttng-modules_2.3.3.bbappend b/recipes-kernel/lttng/lttng-modules_2.3.3.bbappend
> new file mode 100644
> index 0000000..0452d7c
> --- /dev/null
> +++ b/recipes-kernel/lttng/lttng-modules_2.3.3.bbappend
> @@ -0,0 +1,21 @@
> +PRINC := "${@int(PRINC) + 1}"

No PRINC.

> +python () {
> +    ma = d.getVar("DISTRO_FEATURES", True)
> +    arch = d.getVar("OVERRIDES", True)
> +
> +    # the : after the arch is to skip the message on 64b
> +    if not "multiarch" in ma and "e6500:" in arch:
> +        raise bb.parse.SkipPackage("Building the kernel for this arch requires multiarch to be in DISTRO_FEATURES")

You can use distro-features-check here.

> +    promote_kernel = d.getVar('BUILD_64BIT_KERNEL')
> +
> +    if promote_kernel == "1":
> +        d.setVar('KERNEL_CC_append', ' -m64')
> +        d.setVar('KERNEL_LD_append', ' -melf64ppc')

d.appendVar here

> +    error_qa = d.getVar('ERROR_QA', True)
> +    if 'arch' in error_qa:
> +        d.setVar('ERROR_QA', error_qa.replace(' arch', ''))
> +}
> +
> --
> 1.7.5.4
>
>
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-- 
Otavio Salvador                             O.S. Systems
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