[Buildroot] [PATCH v2 1/2] boot/uboot: add support for i.MX28 SD format
Jörg Krause
joerg.krause at embedded.rocks
Tue Mar 24 07:37:39 UTC 2015
On So, 2015-03-22 at 14:25 +0100, Arnout Vandecappelle (Essensium/Mind)
wrote:
> From: Vincent Stehlé <vincent.stehle at freescale.com>
>
> Allow to generate u-boot.sd, Freescale i.MX28 SB format with a header for
> booting from an SD card.
>
> U-boot includes an mxsboot tool to generate this format, starting from
> v2011.12.
>
> See u-boot doc/README.mxs (or doc/README.mx28_common before 2013.07).
>
> [Arnout:
> - Wrap Config.in help text at 72 columns.
> - Remove v from U-Boot version specifier.
> - Refer to different README name before 2013.07.
> - Depend on host-elftosb
> - Add comment to clarify sb -> sd conversion.]
>
> Signed-off-by: Vincent Stehlé <vincent.stehle at freescale.com>
> Tested-by: Jörg Krause <joerg.krause at embedded.rocks>
> Signed-off-by: Arnout Vandecappelle (Essensium/Mind) <arnout at mind.be>
> Acked-by: Arnout Vandecappelle (Essensium/Mind) <arnout at mind.be>
> ---
> boot/uboot/Config.in | 12 ++++++++++++
> boot/uboot/uboot.mk | 7 +++++++
> 2 files changed, 19 insertions(+)
>
> diff --git a/boot/uboot/Config.in b/boot/uboot/Config.in
> index 03e6acc..3f39ee8 100644
> --- a/boot/uboot/Config.in
> +++ b/boot/uboot/Config.in
> @@ -117,6 +117,18 @@ config BR2_TARGET_UBOOT_FORMAT_SB
> depends on BR2_arm
> bool "u-boot.sb"
>
> +config BR2_TARGET_UBOOT_FORMAT_SD
> + depends on BR2_arm
> + bool "u-boot.sd"
> + help
> + This is Freescale i.MX28 SB format, with a header for booting
> + from an SD card.
> +
> + U-boot includes an mxsboot tool to generate this format,
> + starting from 2011.12.
> +
> + See doc/README.mxs (or doc/README.mx28_common before 2013.07)
> +
> config BR2_TARGET_UBOOT_FORMAT_CUSTOM
> bool "Custom (specify below)"
> help
> diff --git a/boot/uboot/uboot.mk b/boot/uboot/uboot.mk
> index a9ba054..630619a 100644
> --- a/boot/uboot/uboot.mk
> +++ b/boot/uboot/uboot.mk
> @@ -49,6 +49,11 @@ else ifeq ($(BR2_TARGET_UBOOT_FORMAT_SB),y)
> UBOOT_BIN = u-boot.sb
> UBOOT_MAKE_TARGET = $(UBOOT_BIN)
> UBOOT_DEPENDENCIES += host-elftosb
> +else ifeq ($(BR2_TARGET_UBOOT_FORMAT_SD),y)
> +# BootStream (.sb) is generated by U-Boot, we convert it to SD format
> +UBOOT_BIN = u-boot.sd
> +UBOOT_MAKE_TARGET = u-boot.sb
> +UBOOT_DEPENDENCIES += host-elftosb
> else ifeq ($(BR2_TARGET_UBOOT_FORMAT_CUSTOM),y)
> UBOOT_BIN = $(call qstrip,$(BR2_TARGET_UBOOT_FORMAT_CUSTOM_NAME))
> else
> @@ -116,6 +121,8 @@ define UBOOT_BUILD_CMDS
> $(TARGET_CONFIGURE_OPTS) \
> $(MAKE) -C $(@D) $(UBOOT_MAKE_OPTS) \
> $(UBOOT_MAKE_TARGET)
> + $(if $(BR2_TARGET_UBOOT_FORMAT_SD),
> + $(@D)/tools/mxsboot sd $(@D)/u-boot.sb $(@D)/u-boot.sd)
> endef
>
> define UBOOT_BUILD_OMAP_IFT
After understanding that host-elftosb is needed for older U-Boot versions:
Reviewed-by: Jörg Krause <joerg.krause at embedded.rocks>
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