From mboxrd@z Thu Jan  1 00:00:00 1970
Subject: Re: [xenomai-images][PATCH v2] linux-xenomai_4.4: Add machine
 specific config for beagle bone black
References: <20210805122922.31963-1-Quirin.Gylstorff@siemens.com>
From: Jan Kiszka <jan.kiszka@siemens.com>
Message-ID: <d6887aad-c990-6cde-16cd-5f24919203f7@siemens.com>
Date: Thu, 5 Aug 2021 16:41:14 +0200
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To: "Q. Gylstorff" <Quirin.Gylstorff@siemens.com>, xenomai@xenomai.org

On 05.08.21 14:29, Q. Gylstorff wrote:
> From: Quirin Gylstorff <quirin.gylstorff@siemens.com>
> 
> The beagle bone black does most[1] of the time not boot ipipe 4.4 + xenomai 3.0.x if
> the following kernel configuration elements are active:
>  - CONFIG_RAW_PRINTK
>  - CONFIG_DEBUG_LL
>  - CONFIG_IPIPE_DEBUG
>  - CONFIG_XENO_OPT_DEBUG
> 
> Last message in U-boot is:
> ```
> Starting kernel ...
> ```
> 
> 4.19 and newer are not impacted.
> 
> [1]: The CI build boots around 1 out 4. See https://source.denx.de/Xenomai/xenomai-images/-/jobs/303430
> 
> Signed-off-by: Quirin Gylstorff <quirin.gylstorff@siemens.com>
> ---
> Changes V2:
>  - replace defconfig with partial config
>  - adapt commit message for sporatic CI boots
> 
>  recipes-kernel/linux/files/bbb_4.4.cfg    | 4 ++++
>  recipes-kernel/linux/linux-xenomai_4.4.bb | 1 +
>  2 files changed, 5 insertions(+)
>  create mode 100644 recipes-kernel/linux/files/bbb_4.4.cfg
> 
> diff --git a/recipes-kernel/linux/files/bbb_4.4.cfg b/recipes-kernel/linux/files/bbb_4.4.cfg
> new file mode 100644
> index 0000000..4628f44
> --- /dev/null
> +++ b/recipes-kernel/linux/files/bbb_4.4.cfg
> @@ -0,0 +1,4 @@
> +# CONFIG_RAW_PRINTK is not set
> +# CONFIG_DEBUG_LL is not set
> +# CONFIG_IPIPE_DEBUG is not set
> +# CONFIG_XENO_OPT_DEBUG is not set
> diff --git a/recipes-kernel/linux/linux-xenomai_4.4.bb b/recipes-kernel/linux/linux-xenomai_4.4.bb
> index 2a1137c..42c6d83 100644
> --- a/recipes-kernel/linux/linux-xenomai_4.4.bb
> +++ b/recipes-kernel/linux/linux-xenomai_4.4.bb
> @@ -16,6 +16,7 @@ SRCREV_amd64 ?= "ipipe-core-4.4.268-cip57-x86-28"
>  PV_amd64 = "4.4.268+"
>  
>  SRC_URI_append_armhf = " git://github.com/xenomai-ci/ipipe.git;protocol=https;nobranch=1"
> +SRC_URI_append_armhf = " ${@ 'file://bbb_4.4.cfg' if d.getVar('MACHINE') == 'beagle-bone-black' else '' }"
>  SRCREV_armhf ?= "ipipe-core-4.4.268-cip57-arm-13"
>  PV_armhf = "4.4.268+"
>  
> 

Thanks, applied.

Jan

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