[meta-freescale] [meta-fsl-arm][PATCH] linux-ls1: add support for kernel configuration fragments

[Otavio Salvador]

Hello,

On Tue, Oct 14, 2014 at 4:50 AM,  <b40527 at freescale.com> wrote:
> From: Zongchun Yu <Zongchun.Yu at freescale.com>
>
> Using the metadata which is stored in recipe-space, and adding the .scc
> files on the SRC_URI. BitBake can parses them and fetches any files
> referenced in the .scc files by the include, patch, or kconf
> commands. these commands can achieve kernel fragmentation configuration,
> appliying patch and so on.
>
> Signed-off-by: Zongchun Yu <Zongchun.Yu at freescale.com>
> ---
>  recipes-kernel/linux/linux-ls1.inc                 | 27 ++++++++++++++++++++--
>  .../linux/linux-ls1/{defconfig => base.cfg}        |  0
>  recipes-kernel/linux/linux-ls1/base.scc            |  2 ++
>  recipes-kernel/linux/linux-ls1_3.12.bb             |  1 -
>  4 files changed, 27 insertions(+), 3 deletions(-)
>  rename recipes-kernel/linux/linux-ls1/{defconfig => base.cfg} (100%)
>  create mode 100644 recipes-kernel/linux/linux-ls1/base.scc
>
> diff --git a/recipes-kernel/linux/linux-ls1.inc b/recipes-kernel/linux/linux-ls1.inc
> index 19614fd..c68a2c5 100644
> --- a/recipes-kernel/linux/linux-ls1.inc
> +++ b/recipes-kernel/linux/linux-ls1.inc
> @@ -1,13 +1,36 @@
>  LICENSE = "GPLv2"
>  LIC_FILES_CHKSUM = "file://COPYING;md5=d7810fab7487fb0aad327b76f1be7cd7"
>
> -inherit kernel fsl-kernel-localversion

Why?

> +require recipes-kernel/linux/linux-yocto.inc
> +SCMVERSION ??= "y"
>  LOCALVERSION ?= "+ls1"
>
>  SRC_URI = "git://git.freescale.com/layerscape/ls1021a/linux.git;branch=${SRCBRANCH} \
> -    file://defconfig \
> +    file://base.scc \
>  "
>
>  KERNEL_EXTRA_ARGS += "LOADADDR=${UBOOT_ENTRYPOINT}"
>
>  S = "${WORKDIR}/git"
> +
> +kernel_conf_variable() {
> +       if test "$2" = "n"
> +       then
> +               echo "# CONFIG_$1 is not set" >> ${B}/.config
> +       else
> +               echo "CONFIG_$1=$2" >> ${B}/.config
> +       fi
> +}
> +
> +do_configure_prepend() {
> +       kernel_conf_variable LOCALVERSION "\"${LOCALVERSION}\""
> +       kernel_conf_variable LOCALVERSION_AUTO y
> +
> +       if [ "${SCMVERSION}" = "y" ]; then
> +               # Add GIT revision to the local version
> +               cd source
> +               head=`git rev-parse --verify --short HEAD 2> /dev/null`
> +               cd -
> +               printf "%s%s" +g $head > ${S}/.scmversion
> +       fi
> +}

This block seems duplicated. Did you review the class you removed?

> diff --git a/recipes-kernel/linux/linux-ls1/defconfig b/recipes-kernel/linux/linux-ls1/base.cfg
> similarity index 100%
> rename from recipes-kernel/linux/linux-ls1/defconfig
> rename to recipes-kernel/linux/linux-ls1/base.cfg
> diff --git a/recipes-kernel/linux/linux-ls1/base.scc b/recipes-kernel/linux/linux-ls1/base.scc
> new file mode 100644
> index 0000000..cd12200
> --- /dev/null
> +++ b/recipes-kernel/linux/linux-ls1/base.scc
> @@ -0,0 +1,2 @@
> +# Force the base configuration
> +force kconf non-hardware base.cfg
> diff --git a/recipes-kernel/linux/linux-ls1_3.12.bb b/recipes-kernel/linux/linux-ls1_3.12.bb
> index 7aa5bd8..2279c2e 100644
> --- a/recipes-kernel/linux/linux-ls1_3.12.bb
> +++ b/recipes-kernel/linux/linux-ls1_3.12.bb
> @@ -3,7 +3,6 @@ DESCRIPTION = "Linux Kernel provided and supported by Freescale with focus on \
>  Layerscape1 Family Boards. "
>
>  require recipes-kernel/linux/linux-ls1.inc
> -require recipes-kernel/linux/linux-dtb.inc
>
>  SRCBRANCH = "ls1-dev"
>  SRCREV = "de1cb4b3c16be38cf3981fd0afa143ad24283d07"
> --
> 1.8.3.2
>
> --
> _______________________________________________
> meta-freescale mailing list
> meta-freescale at yoctoproject.org
> https://lists.yoctoproject.org/listinfo/meta-freescale



-- 
Otavio Salvador                             O.S. Systems
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