[PATCH] arm: spl: Use separate fault handlers instead of a single common one

[Tom Rini]

On Thu, Dec 14, 2023 at 05:29:31PM +0100, Csókás Bence wrote:

> It may be necessary to set breakpoints etc. on a specific fault handler in SPL.
> Add a Kconfig option to separate the different handlers into their own individual infinite loops.
> 
> Signed-off-by: Csókás Bence <csokas.bence at prolan.hu>
> ---
>  arch/arm/Kconfig       | 10 ++++++++++
>  arch/arm/lib/vectors.S | 18 ++++++++++++++++++
>  2 files changed, 28 insertions(+)
> 
> diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
> index 328e2ddc33..47494cb72b 100644
> --- a/arch/arm/Kconfig
> +++ b/arch/arm/Kconfig
> @@ -79,6 +79,16 @@ config SPL_SYS_NO_VECTOR_TABLE
>  	depends on SPL
>  	bool
>  
> +config SPL_USE_SEPARATE_FAULT_HANDLERS
> +	bool "Use separate fault handlers instead of a single common one"
> +	depends on !SPL_SYS_NO_VECTOR_TABLE

Will this dep catch that this is only valid for !ARM64 && !CPU_V7M ?

> +	default n

"n" is the default, so don't add this.

Otherwise looks good.

-- 
Tom
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