[PATCH] ARM: i.MX WaRP7: Add defaultenv and boot pre-installed kernel

[Sascha Hauer]

Hi Alexander,

Some small optimizations for the boot script inside.

On Sun, Mar 19, 2017 at 06:02:21PM +0100, Alexander Kurz wrote:
>  static int warp7_devices_init(void)
>  {
> @@ -30,6 +31,8 @@ static int warp7_devices_init(void)
>  	imx6_bbu_internal_mmc_register_handler("mmc", "/dev/mmc2.boot0.barebox",
>  					       BBU_HANDLER_FLAG_DEFAULT);
>  
> +	defaultenv_append_directory(defaultenv_warp7);
> +
>  	return 0;
>  }
>  device_initcall(warp7_devices_init);
> diff --git a/arch/arm/boards/element14-warp7/defaultenv-warp7/boot/mmc_kernel b/arch/arm/boards/element14-warp7/defaultenv-warp7/boot/mmc_kernel
> new file mode 100644
> index 0000000..dd0a31b
> --- /dev/null
> +++ b/arch/arm/boards/element14-warp7/defaultenv-warp7/boot/mmc_kernel
> @@ -0,0 +1,7 @@
> +#!/bin/sh
> +[ -d /mnt/mmc2.0 ] || mkdir /mnt/mmc2.0

mkdir -p would be simpler, but this is not needed when...

> +mount -t fat /dev/mmc2.0 /mnt/mmc2.0/

...this is replaced with "mount mmc2.0". The partition is then mounted
to the default path which is also /mnt/mmc2.0.

> +
> +global linux.bootargs.dyn.root="console=ttymxc0,115200 root=/dev/mmcblk2p2 rootwait rw"

The console=ttymxc0,115200 shouldn't be necessary. barebox adds this
automatically.

Sascha


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