[PATCH] riscv: enable SiFive errata CIP-453 and CIP-1200 Kconfig only if CONFIG_64BIT=y

Palmer Dabbelt palmer at dabbelt.com
Thu May 6 08:13:45 BST 2021


On Thu, 29 Apr 2021 00:58:36 PDT (-0700), vincent.chen at sifive.com wrote:
> The corresponding hardware issues of CONFIG_ERRATA_SIFIVE_CIP_453 and
> CONFIG_ERRATA_SIFIVE_CIP_1200 only exist in the SiFive 64bit CPU cores.
> Therefore, these two errata are required only if CONFIG_64BIT=y
>
> Reported-by: kernel test robot <lkp at intel.com>
> Signed-off-by: Vincent Chen <vincent.chen at sifive.com>
> ---
>  arch/riscv/Kconfig.erratas | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/arch/riscv/Kconfig.erratas b/arch/riscv/Kconfig.erratas
> index d5d03ae..b44d6ec 100644
> --- a/arch/riscv/Kconfig.erratas
> +++ b/arch/riscv/Kconfig.erratas
> @@ -21,7 +21,7 @@ config ERRATA_SIFIVE
>
>  config ERRATA_SIFIVE_CIP_453
>  	bool "Apply SiFive errata CIP-453"
> -	depends on ERRATA_SIFIVE
> +	depends on ERRATA_SIFIVE && 64BIT
>  	default y
>  	help
>  	  This will apply the SiFive CIP-453 errata to add sign extension
> @@ -32,7 +32,7 @@ config ERRATA_SIFIVE_CIP_453
>
>  config ERRATA_SIFIVE_CIP_1200
>  	bool "Apply SiFive errata CIP-1200"
> -	depends on ERRATA_SIFIVE
> +	depends on ERRATA_SIFIVE && 64BIT
>  	default y
>  	help
>  	  This will apply the SiFive CIP-1200 errata to repalce all

Thanks, this is on for-next.



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