[U-Boot] [PATCH 8/10] Makefile: Add support of RAMBOOT_SPLPBL

[Scott Wood]

On Mon, 2014-03-31 at 15:35 +0530, Prabhakar Kushwaha wrote:
> Objective of this target to have concatenate binary having
>  - SPL binary in PBL command format
>  - U-boot binary
> 
> Signed-off-by: Prabhakar Kushwaha <prabhakar at freescale.com>
> ---
>  Makefile |   19 +++++++++++++++++++
>  README   |    4 ++++
>  2 files changed, 23 insertions(+)
> 
> diff --git a/Makefile b/Makefile
> index e5f5a8c..e7a0838 100644
> --- a/Makefile
> +++ b/Makefile
> @@ -699,7 +699,11 @@ ALL-y += u-boot.srec u-boot.bin System.map
>  
>  ALL-$(CONFIG_NAND_U_BOOT) += u-boot-nand.bin
>  ALL-$(CONFIG_ONENAND_U_BOOT) += u-boot-onenand.bin
> +ifeq ($(CONFIG_RAMBOOT_SPLPBL),y)
> +ALL-$(CONFIG_RAMBOOT_PBL) += u-boot-with-spl-pbl.bin
> +else
>  ALL-$(CONFIG_RAMBOOT_PBL) += u-boot.pbl
> +endif
>  ALL-$(CONFIG_SPL) += spl/u-boot-spl.bin
>  ALL-$(CONFIG_SPL_FRAMEWORK) += u-boot.img
>  ALL-$(CONFIG_TPL) += tpl/u-boot-tpl.bin
> @@ -882,6 +886,21 @@ endif
>  u-boot-img.bin: spl/u-boot-spl.bin u-boot.img FORCE
>  	$(call if_changed,cat)
>  
> +#Add a target to create boot binary having SPL binary in PBI format
> +#concatenated with u-boot binary. It is need by PowerPC SoC having
> +#internal SRAM <= 512KB.
> +MKIMAGEFLAGS_u-boot-spl.pbl = -n $(srctree)/$(CONFIG_SYS_FSL_PBL_RCW:"%"=%) \
> +		-R $(srctree)/$(CONFIG_SYS_FSL_PBL_PBI:"%"=%) -T pblimage
> +
> +spl/u-boot-spl.pbl: spl/u-boot-spl.bin FORCE
> +	$(call if_changed,mkimage)
> +
> +OBJCOPYFLAGS_u-boot-with-spl-pbl.bin = -I binary -O binary --pad-to=$(CONFIG_SPL_PAD_TO) \
> +			  --gap-fill=0xff
> +
> +u-boot-with-spl-pbl.bin: spl/u-boot-spl.pbl u-boot.bin FORCE
> +	$(call if_changed,pad_cat)
> +
>  # PPC4xx needs the SPL at the end of the image, since the reset vector
>  # is located at 0xfffffffc. So we can't use the "u-boot-img.bin" target
>  # and need to introduce a new build target with the full blown U-Boot
> diff --git a/README b/README
> index d8d5f60..7690fdb 100644
> --- a/README
> +++ b/README
> @@ -486,6 +486,10 @@ The following options need to be configured:
>  		PBI commands can be used to configure SoC before it starts the execution.
>  		Please refer doc/README.pblimage for more details
>  
> +		CONFIG_RAMBOOT_SPLPBL
> +		It adds a target to create boot binary having SPL binary in PBI format
> +		concatenated with u-boot binary.

What does this have to do with RAMBOOT?

-Scott