[meta-freescale] [meta-fsl-ppc][PATCH v2] lttng-modules: build as 64-bit kernel module on e6500

[zhenhua.luo at freescale.com]

Hi Chunrong, 

> -----Original Message-----
> From: b40290 at freescale.com [mailto:b40290 at freescale.com]
> Sent: Monday, December 16, 2013 2:47 PM
> 
> 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 |   13 +++++++++++++
>  1 files changed, 13 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..6742afe
> --- /dev/null
> +++ b/recipes-kernel/lttng/lttng-modules_2.3.3.bbappend
> @@ -0,0 +1,13 @@
> +inherit distro_features_check
> +
> +REQUIRED_DISTRO_FEATURES ?= "multiarch"
[Luo Zhenhua-B19537] Only e6500 targets need the check. 

> +python () {
> +
> +        promote_kernel = d.getVar('BUILD_64BIT_KERNEL')
> +
> +        if promote_kernel == "1":
> +                d.appendVar('KERNEL_CC', ' -m64')
> +                d.appendVar('KERNEL_LD', ' -melf64ppc')
[Luo Zhenhua-B19537] Is below code needed?
    error_qa = d.getVar('ERROR_QA', True)
    if 'arch' in error_qa:
        d.setVar('ERROR_QA', error_qa.replace(' arch', '')) }

 
Best Regards,

Zhenhua