arm-bsp/corstone*00: disable openssl in kmod

The initramfs needs to be very small, but since oe-core d6a62e kmod has
enabled OpenSSL support which doubles the size of the initramfs,
resulting in boot failures.

Signed-off-by: Ross Burton <ross.burton@arm.com>
---
 meta-arm-bsp/conf/machine/corstone500.conf         | 3 +++
 meta-arm-bsp/conf/machine/include/corstone1000.inc | 3 +++
 2 files changed, 6 insertions(+)

Hi,

On Thu, Feb 02, 2023 at 09:42:04AM +0000, Ross Burton wrote:
> The initramfs needs to be very small, but since oe-core d6a62e kmod has
> enabled OpenSSL support which doubles the size of the initramfs,
> resulting in boot failures.

For really small size, why not use busybox insmod, modprobe, rmmod
instead of kmod?

Is is really ok for machine config to change kmod PACKAGECONFIG?
I would rather use bbappend for this.

Cheers,

-Mikko

> Signed-off-by: Ross Burton <ross.burton@arm.com>
> ---
>  meta-arm-bsp/conf/machine/corstone500.conf         | 3 +++
>  meta-arm-bsp/conf/machine/include/corstone1000.inc | 3 +++
>  2 files changed, 6 insertions(+)
> 
> diff --git a/meta-arm-bsp/conf/machine/corstone500.conf b/meta-arm-bsp/conf/machine/corstone500.conf
> index dfc850db..12634a3b 100644
> --- a/meta-arm-bsp/conf/machine/corstone500.conf
> +++ b/meta-arm-bsp/conf/machine/corstone500.conf
> @@ -43,3 +43,6 @@ FVP_DATA ?= "css.cluster.cpu0=${DEPLOY_DIR_IMAGE}/${IMAGE_NAME}.rootfs.wic.nopt@
>  FVP_CONSOLE ?= "terminal_0"
>  FVP_TERMINALS[css.terminal_0] ?= "console"
>  FVP_TERMINALS[css.terminal_1] ?= ""
> +
> +# Disable openssl in kmod to shink the initramfs size
> +PACKAGECONFIG:remove:pn-kmod = "openssl"
> diff --git a/meta-arm-bsp/conf/machine/include/corstone1000.inc b/meta-arm-bsp/conf/machine/include/corstone1000.inc
> index d5d6418d..2869d78c 100644
> --- a/meta-arm-bsp/conf/machine/include/corstone1000.inc
> +++ b/meta-arm-bsp/conf/machine/include/corstone1000.inc
> @@ -73,3 +73,6 @@ SERIAL_CONSOLES ?= "115200;ttyAMA0"
>  WKS_FILE_DEPENDS:append = " ${EXTRA_IMAGEDEPENDS}"
>  
>  WKS_FILE ?= "corstone1000-image.corstone1000.wks"
> +
> +# Disable openssl in kmod to shink the initramfs size
> +PACKAGECONFIG:remove:pn-kmod = "openssl"
> -- 
> 2.34.1
> 

> 
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On 2 Feb 2023, at 09:50, Mikko Rapeli <mikko.rapeli@linaro.org> wrote:
> 
> Hi,
> 
> On Thu, Feb 02, 2023 at 09:42:04AM +0000, Ross Burton wrote:
>> The initramfs needs to be very small, but since oe-core d6a62e kmod has
>> enabled OpenSSL support which doubles the size of the initramfs,
>> resulting in boot failures.
> 
> For really small size, why not use busybox insmod, modprobe, rmmod
> instead of kmod?
> 
> Is is really ok for machine config to change kmod PACKAGECONFIG?
> I would rather use bbappend for this.

Yes: figuring out why busybox isn’t being used is the goal, this was a quick hack to get the builds working again.

Ross