linux-kernel - Re: [PATCH] riscv: add rv32 and rv64 randconfig build targets

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Date:   Thu, 12 Aug 2021 07:29:30 -0700
From:   Randy Dunlap <rdunlap@...radead.org>
To:     linux-kernel@...r.kernel.org
Cc:     Michael Ellerman <mpe@...erman.id.au>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Palmer Dabbelt <palmer@...belt.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        linux-riscv@...ts.infradead.org
Subject: Re: [PATCH] riscv: add rv32 and rv64 randconfig build targets

Hi,
Any comments on this patch?
thanks.

On 7/16/21 9:44 PM, Randy Dunlap wrote:
> Add the ability to do randconfig build targets for both
> rv32 and rv64.
> 
> Based on a similar patch by Michael Ellerman for PowerPC.
> 
> Usage:
>    make ARCH=riscv rv32_randconfig
> or
>    make ARCH=riscv rv64_randconfig
> 
> Cc: Michael Ellerman <mpe@...erman.id.au>
> Cc: Paul Walmsley <paul.walmsley@...ive.com>
> Cc: Palmer Dabbelt <palmer@...belt.com>
> Cc: Albert Ou <aou@...s.berkeley.edu>
> Cc: linux-riscv@...ts.infradead.org
> 
>   arch/riscv/Makefile              |   10 ++++++++++
>   arch/riscv/configs/32-bit.config |    2 ++
>   arch/riscv/configs/64-bit.config |    2 ++
>   3 files changed, 14 insertions(+)
> 
> --- linux-next-20210715.orig/arch/riscv/Makefile
> +++ linux-next-20210715/arch/riscv/Makefile
> @@ -132,3 +132,13 @@ zinstall install:
>   
>   archclean:
>   	$(Q)$(MAKE) $(clean)=$(boot)
> +
> +PHONY += rv32_randconfig
> +rv32_randconfig:
> +	$(Q)$(MAKE) KCONFIG_ALLCONFIG=$(srctree)/arch/riscv/configs/32-bit.config \
> +		-f $(srctree)/Makefile randconfig
> +
> +PHONY += rv64_randconfig
> +rv64_randconfig:
> +	$(Q)$(MAKE) KCONFIG_ALLCONFIG=$(srctree)/arch/riscv/configs/64-bit.config \
> +		-f $(srctree)/Makefile randconfig
> --- /dev/null
> +++ linux-next-20210715/arch/riscv/configs/32-bit.config
> @@ -0,0 +1,2 @@
> +CONFIG_ARCH_RV32I=y
> +CONFIG_32BIT=y
> --- /dev/null
> +++ linux-next-20210715/arch/riscv/configs/64-bit.config
> @@ -0,0 +1,2 @@
> +CONFIG_ARCH_RV64I=y
> +CONFIG_64BIT=y
> 


-- 
~Randy