Re: [MIPS] Build an embedded initramfs into mips kernel

["H. Peter Anvin" <hpa@zytor.com>]

Alon Bar-Lev wrote:
> Hello,
>
> I am trying to build a basic initramfs image into the kernel, using
> the CONFIG_INITRAMFS_SOURCE. The required result is a single image
> loaded into a target containing usermode application (busybox).
>
> I use cross compile mipsel-unknown-linux-uclibc in order to build the
> kernel and the initramfs's usermode.
>
> The cpio image is created using cpio -o -H newc command.
>
> The same configuration works with i586-pc-linux-uclibc cross compile.
>
> printk at init/main.c::run_init_process() shows that the
> kernel_execve() returns -2 (ENOENT) for /init and -14 (EFAULT) for
> /*/init.
>
> Looking at the initramfs /init is available and executable.
>
> Any reason why I get ENOENT?
> Any special procedure should be performed for mips arch?

Make sure your /init doesn't depend on an interpreter or library which 
isn't available.

	-hpa
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