Re: [isar-cip-core][PATCH v2 3/5] Expose kernel branch head recipes via kas option and Kconfig

["Adivi, Sai Sree Kartheek" <s-adivi@ti.com>]

On 5/23/2025 8:17 PM, Jan Kiszka wrote:
> From: Jan Kiszka <jan.kiszka@siemens.com>
> 
> The kas option file adjusts the PREFERRED_VERSION for the CIP kernel so
> that the corresponding head recipe is selected. This avoids having to
> define an option for each kernel version series.
> 
> Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Acked-by: Sai Sree Kartheek Adivi <s-adivi@ti.com>

> ---
>   Kconfig                 | 11 +++++++++++
>   kas/opt/kernel-head.yml | 18 ++++++++++++++++++
>   2 files changed, 29 insertions(+)
>   create mode 100644 kas/opt/kernel-head.yml
> 
> diff --git a/Kconfig b/Kconfig
> index 0887125a..18560292 100644
> --- a/Kconfig
> +++ b/Kconfig
> @@ -113,6 +113,17 @@ config KAS_INCLUDE_KERNEL
>   	default "kas/opt/6.1.yml" if KERNEL_6_1
>   	default "kas/opt/6.12.yml" if KERNEL_6_12
>   
> +config KERNEL_HEAD
> +	bool "Head of selected CIP kernel branch"
> +	help
> +	  Build head of the git branch that corresponds to the selected CIP
> +	  kernel. May point to an unreleased state.
> +
> +config KAS_INCLUDE_KERNEL_HEAD
> +	string
> +	default "kas/opt/kernel-head.yml"
> +	depends on KERNEL_HEAD
> +
>   config KERNEL_RT
>   	bool "Real-time CIP kernel"
>   	depends on !ARCH_RISCV64 || KERNEL_6_12
> diff --git a/kas/opt/kernel-head.yml b/kas/opt/kernel-head.yml
> new file mode 100644
> index 00000000..abb4d624
> --- /dev/null
> +++ b/kas/opt/kernel-head.yml
> @@ -0,0 +1,18 @@
> +#
> +# CIP Core, generic profile
> +#
> +# Copyright (c) Siemens, 2025
> +#
> +# Authors:
> +#  Jan Kiszka <jan.kiszka@siemens.com>
> +#
> +# SPDX-License-Identifier: MIT
> +#
> +
> +header:
> +  version: 14
> +
> +local_conf_header:
> +  kernel-version-head: |
> +    PREFERRED_VERSION_linux-cip := "${@d.getVar('PREFERRED_VERSION_linux-cip').rsplit('.', 1)[0] + '-cip-head%'}"
> +    PREFERRED_VERSION_linux-cip-rt := "${@d.getVar('PREFERRED_VERSION_linux-cip-rt').rsplit('.', 1)[0] + '-cip-head%'}"