[OE-core] [PATCH] initramfs-boot: create /dev/console

[Jacob Kroon]

On Tue, Dec 25, 2018 at 10:21 AM Jacob Kroon <jacob.kroon at gmail.com> wrote:
>
> The Yocto kernel expects a proper /dev/console to exist before running init,
> otherwise booting will fail with the message:
>
>   Kernel panic - not syncing: /dev/console is missing or not a character device!
>   Please ensure your rootfs is properly configured
>
> Add similar fix as was done for initramfs-framework and initramfs-live-boot
> in commits
>
>   0352841cd92f6316bcac092e2fff9d28c352b36b
>   1b64664f0c388f41084f5db6e46e3e68c53fb6d9
>
> Signed-off-by: Jacob Kroon <jacob.kroon at gmail.com>
> ---
>  meta/recipes-core/initrdscripts/initramfs-boot_1.0.bb | 7 ++++++-
>  1 file changed, 6 insertions(+), 1 deletion(-)
>
> diff --git a/meta/recipes-core/initrdscripts/initramfs-boot_1.0.bb b/meta/recipes-core/initrdscripts/initramfs-boot_1.0.bb
> index 7ae7969f5e..29ec5ec2ff 100644
> --- a/meta/recipes-core/initrdscripts/initramfs-boot_1.0.bb
> +++ b/meta/recipes-core/initrdscripts/initramfs-boot_1.0.bb
> @@ -9,8 +9,13 @@ S = "${WORKDIR}"
>
>  do_install() {
>          install -m 0755 ${WORKDIR}/init-boot.sh ${D}/init
> +
> +        # Create device nodes expected by some kernels in initramfs
> +        # before even executing /init.
> +        install -d ${D}/dev
> +        mknod -m 622 ${D}/dev/console c 5 1
>  }
>
>  inherit allarch
>
> -FILES_${PN} += " /init "
> +FILES_${PN} += "/init /dev/console"
> --
> 2.11.0
>

ping