Hi Frieder Schrempf,

On Wed, Dec 11 2019, Schrempf Frieder wrote:

> From: Frieder Schrempf <frieder.schre...@kontron.de>
>
> The DDR firmware binaries are not part of the U-Boot source code, so
> we should look for them in the build directory, where they need to be
> copied to before building U-Boot.
>
> The ATF binary is already fetched from the build directory, but the
> README files for the i.MX8M EVKs claim that it needs to be copied to
> the source directory (which is still true for in-tree builds, but not
> in general). Therefore we also fix the READMEs to use the build
> directory as the correct location for all additional binary files.
>
> Sined-off-by: Frieder Schrempf <frieder.schre...@kontron.de>
> ---
>  board/freescale/imx8mm_evk/README |  6 +++---
>  board/freescale/imx8mq_evk/README |  8 ++++----
>  tools/imx8m_image.sh              | 28 +++++++++++-----------------
>  3 files changed, 18 insertions(+), 24 deletions(-)
>
> diff --git a/board/freescale/imx8mm_evk/README 
> b/board/freescale/imx8mm_evk/README
> index a885bc5c97..c908c0adc4 100644
> --- a/board/freescale/imx8mm_evk/README
> +++ b/board/freescale/imx8mm_evk/README
> @@ -9,18 +9,18 @@ Quick Start
>  
>  Get and Build the ARM Trusted firmware
>  ======================================
> -Note: srctree is U-Boot source directory
> +Note: builddir is U-Boot build directory (source directory for in-tree 
> builds)
>  Get ATF from: https://source.codeaurora.org/external/imx/imx-atf
>  branch: imx_4.19.35_1.0.0
>  $ make PLAT=imx8mm bl31
> -$ cp build/imx8mm/release/bl31.bin $(srctree)
> +$ cp build/imx8mm/release/bl31.bin $(builddir)
>  
>  Get the ddr and hdmi firmware
>  =============================
>  $ wget https://www.nxp.com/lgfiles/NMG/MAD/YOCTO/firmware-imx-8.0.bin
>  $ chmod +x firmware-imx-8.0.bin
>  $ ./firmware-imx-8.0
> -$ cp firmware-imx-7.9/firmware/ddr/synopsys/lpddr4*.bin $(srctree)
> +$ cp firmware-imx-7.9/firmware/ddr/synopsys/lpddr4*.bin $(builddir)

You might want to take the opportunity to fix the firmware directory
name as well.

>  
>  Build U-Boot
>  ============
> diff --git a/board/freescale/imx8mq_evk/README 
> b/board/freescale/imx8mq_evk/README
> index c1d400bcf9..bbf69c60d8 100644
> --- a/board/freescale/imx8mq_evk/README
> +++ b/board/freescale/imx8mq_evk/README
> @@ -9,19 +9,19 @@ Quick Start
>  
>  Get and Build the ARM Trusted firmware
>  ======================================
> -Note: srctree is U-Boot source directory
> +Note: builddir is U-Boot build directory (source directory for in-tree 
> builds)
>  Get ATF from: https://source.codeaurora.org/external/imx/imx-atf
>  branch: imx_4.14.62_1.0.0_beta
>  $ make PLAT=imx8mq bl31
> -$ cp build/imx8mq/release/bl31.bin $(srctree)
> +$ cp build/imx8mq/release/bl31.bin $(builddir)
>  
>  Get the ddr and hdmi firmware
>  =============================
>  $ wget https://www.nxp.com/lgfiles/NMG/MAD/YOCTO/firmware-imx-7.9.bin
>  $ chmod +x firmware-imx-7.9.bin
>  $ ./firmware-imx-7.9.bin
> -$ cp firmware-imx-7.9/firmware/hdmi/cadence/signed_hdmi_imx8m.bin $(srctree)
> -$ cp firmware-imx-7.9/firmware/ddr/synopsys/lpddr4*.bin $(srctree)
> +$ cp firmware-imx-7.9/firmware/hdmi/cadence/signed_hdmi_imx8m.bin $(builddir)
> +$ cp firmware-imx-7.9/firmware/ddr/synopsys/lpddr4*.bin $(builddir)

Same here.

baruch

>  Build U-Boot
>  ============
> diff --git a/tools/imx8m_image.sh b/tools/imx8m_image.sh
> index 603ba6e8f4..4959f9c835 100755
> --- a/tools/imx8m_image.sh
> +++ b/tools/imx8m_image.sh
> @@ -10,41 +10,35 @@ post_process=$2
>  
>  blobs=`awk '/^SIGNED_HDMI/ {print $2} /^LOADER/ {print $2} /^SECOND_LOADER/ 
> {print $2} /^DDR_FW/ {print $2}' $file`
>  for f in $blobs; do
> -     tmp=$srctree/$f
> -
>       if [ $f = "spl/u-boot-spl-ddr.bin" ] || [ $f = "u-boot.itb" ]; then
>               continue
>       fi
>  
>       if [ -f $f ]; then
>               continue
> -     fi
> -
> -     if [ ! -f $tmp ]; then
> +     else
>               echo "WARNING '$tmp' not found, resulting binary is 
> not-functional" >&2
>               exit 1
>       fi
> -
> -     sed -in "s;$f;$tmp;" $file
>  done
>  
>  if [ $post_process = 1 ]; then
> -     if [ -f $srctree/lpddr4_pmu_train_1d_imem.bin ]; then
> -             objcopy -I binary -O binary --pad-to 0x8000 --gap-fill=0x0 
> $srctree/lpddr4_pmu_train_1d_imem.bin lpddr4_pmu_train_1d_imem_pad.bin
> -             objcopy -I binary -O binary --pad-to 0x4000 --gap-fill=0x0 
> $srctree/lpddr4_pmu_train_1d_dmem.bin lpddr4_pmu_train_1d_dmem_pad.bin
> -             objcopy -I binary -O binary --pad-to 0x8000 --gap-fill=0x0 
> $srctree/lpddr4_pmu_train_2d_imem.bin lpddr4_pmu_train_2d_imem_pad.bin
> +     if [ -f lpddr4_pmu_train_1d_imem.bin ]; then
> +             objcopy -I binary -O binary --pad-to 0x8000 --gap-fill=0x0 
> lpddr4_pmu_train_1d_imem.bin lpddr4_pmu_train_1d_imem_pad.bin
> +             objcopy -I binary -O binary --pad-to 0x4000 --gap-fill=0x0 
> lpddr4_pmu_train_1d_dmem.bin lpddr4_pmu_train_1d_dmem_pad.bin
> +             objcopy -I binary -O binary --pad-to 0x8000 --gap-fill=0x0 
> lpddr4_pmu_train_2d_imem.bin lpddr4_pmu_train_2d_imem_pad.bin
>               cat lpddr4_pmu_train_1d_imem_pad.bin 
> lpddr4_pmu_train_1d_dmem_pad.bin > lpddr4_pmu_train_1d_fw.bin
> -             cat lpddr4_pmu_train_2d_imem_pad.bin 
> $srctree/lpddr4_pmu_train_2d_dmem.bin > lpddr4_pmu_train_2d_fw.bin
> +             cat lpddr4_pmu_train_2d_imem_pad.bin 
> lpddr4_pmu_train_2d_dmem.bin > lpddr4_pmu_train_2d_fw.bin
>               dd if=spl/u-boot-spl.bin of=spl/u-boot-spl-pad.bin bs=4 
> conv=sync
>               cat spl/u-boot-spl-pad.bin lpddr4_pmu_train_1d_fw.bin 
> lpddr4_pmu_train_2d_fw.bin > spl/u-boot-spl-ddr.bin
>               rm -f lpddr4_pmu_train_1d_fw.bin lpddr4_pmu_train_2d_fw.bin 
> lpddr4_pmu_train_1d_imem_pad.bin lpddr4_pmu_train_1d_dmem_pad.bin 
> lpddr4_pmu_train_2d_imem_pad.bin spl/u-boot-spl-pad.bin
>       fi
> -     if [ -f $srctree/ddr4_imem_1d.bin ]; then
> -             objcopy -I binary -O binary --pad-to 0x8000 --gap-fill=0x0 
> $srctree/ddr4_imem_1d.bin ddr4_imem_1d_pad.bin
> -             objcopy -I binary -O binary --pad-to 0x4000 --gap-fill=0x0 
> $srctree/ddr4_dmem_1d.bin ddr4_dmem_1d_pad.bin
> -             objcopy -I binary -O binary --pad-to 0x8000 --gap-fill=0x0 
> $srctree/ddr4_imem_2d.bin ddr4_imem_2d_pad.bin
> +     if [ -f ddr4_imem_1d.bin ]; then
> +             objcopy -I binary -O binary --pad-to 0x8000 --gap-fill=0x0 
> ddr4_imem_1d.bin ddr4_imem_1d_pad.bin
> +             objcopy -I binary -O binary --pad-to 0x4000 --gap-fill=0x0 
> ddr4_dmem_1d.bin ddr4_dmem_1d_pad.bin
> +             objcopy -I binary -O binary --pad-to 0x8000 --gap-fill=0x0 
> ddr4_imem_2d.bin ddr4_imem_2d_pad.bin
>               cat ddr4_imem_1d_pad.bin ddr4_dmem_1d_pad.bin > ddr4_1d_fw.bin
> -             cat ddr4_imem_2d_pad.bin $srctree/ddr4_dmem_2d.bin > 
> ddr4_2d_fw.bin
> +             cat ddr4_imem_2d_pad.bin ddr4_dmem_2d.bin > ddr4_2d_fw.bin
>               dd if=spl/u-boot-spl.bin of=spl/u-boot-spl-pad.bin bs=4 
> conv=sync
>               cat spl/u-boot-spl-pad.bin ddr4_1d_fw.bin ddr4_2d_fw.bin > 
> spl/u-boot-spl-ddr.bin
>               rm -f ddr4_1d_fw.bin ddr4_2d_fw.bin ddr4_imem_1d_pad.bin 
> ddr4_dmem_1d_pad.bin ddr4_imem_2d_pad.bin spl/u-boot-spl-pad.bin


-- 
     http://baruch.siach.name/blog/                  ~. .~   Tk Open Systems
=}------------------------------------------------ooO--U--Ooo------------{=
   - bar...@tkos.co.il - tel: +972.52.368.4656, http://www.tkos.co.il -

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