[PATCH v3] bmap: generate bmap for wic images

[<daniel.sangorrin@toshiba.co.jp>]

Hi all,

It seems the patch below didn't get into ISAR.
#Probably because I posted other patches for the isar-cip-core layer, and that created confusion. Sorry^^.

Thanks,
Daniel

> -----Original Message-----
> From: isar-users@googlegroups.com <isar-users@googlegroups.com> On Behalf Of Daniel Sangorrin
> Sent: Wednesday, June 5, 2019 5:14 PM
> To: isar-users@googlegroups.com
> Cc: cip-dev@lists.cip-project.org
> Subject: [PATCH v3] bmap: generate bmap for wic images
> 
> bmap shortens the time required to flash an image.
> This can be useful when you need a fixed-size image, for
> example to update partitions with swupdate.
> 
> Example usage:
> sudo bmaptool copy --bmap \
> build/tmp/deploy/images/iwg20m/cip-core-image-cip-core-iwg20m.wic.img.bmap \
> build/tmp/deploy/images/iwg20m/cip-core-image-cip-core-iwg20m.wic.img \
> /dev/sdf
> 
> Signed-off-by: Daniel Sangorrin <daniel.sangorrin@toshiba.co.jp>
> ---
>  meta/classes/wic-img.bbclass        | 5 ++++-
>  meta/conf/distro/debian-common.conf | 3 ++-
>  2 files changed, 6 insertions(+), 2 deletions(-)
> 
> diff --git a/meta/classes/wic-img.bbclass b/meta/classes/wic-img.bbclass
> index 86a918d..94f0b02 100644
> --- a/meta/classes/wic-img.bbclass
> +++ b/meta/classes/wic-img.bbclass
> @@ -147,9 +147,12 @@ EOSUDO
>          ${ISARROOT}/scripts/wic create ${WKS_FULL_PATH} \
>              --vars "${STAGING_DIR}/${MACHINE}/imgdata/" \
>              -o /tmp/${IMAGE_FULLNAME}.wic/ \
> +            --bmap \
>              -e ${IMAGE_BASENAME} ${WIC_CREATE_EXTRA_ARGS}
>      sudo chown -R $(stat -c "%U" ${ISARROOT}) ${ISARROOT}/meta ${ISARROOT}/meta-isar
> ${ISARROOT}/scripts || true
> -    cp -f $(ls -t -1 ${BUILDCHROOT_DIR}/tmp/${IMAGE_FULLNAME}.wic/*.direct | head -1)
> ${WIC_IMAGE_FILE}
> +    WIC_DIRECT=$(ls -t -1 ${BUILDCHROOT_DIR}/tmp/${IMAGE_FULLNAME}.wic/*.direct | head -1)
> +    cp -f ${WIC_DIRECT} ${WIC_IMAGE_FILE}
> +    cp -f ${WIC_DIRECT}.bmap ${WIC_IMAGE_FILE}.bmap
>  }
> 
>  do_wic_image[file-checksums] += "${WKS_FILE_CHECKSUM}"
> diff --git a/meta/conf/distro/debian-common.conf b/meta/conf/distro/debian-common.conf
> index 5a47483..b845c73 100644
> --- a/meta/conf/distro/debian-common.conf
> +++ b/meta/conf/distro/debian-common.conf
> @@ -11,7 +11,8 @@ WIC_IMAGER_INSTALL = "parted \
>                        dosfstools \
>                        mtools \
>                        e2fsprogs \
> -                      python3"
> +                      python3 \
> +                      bmap-tools"
> 
>  GRUB_BOOTLOADER_INSTALL_amd64 = "grub-efi-amd64-bin"
>  GRUB_BOOTLOADER_INSTALL_i386 = "grub-efi-ia32-bin"
> --
> 2.17.1
> 
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