Re: [RFC PATCH 5/6] powerpc/microwatt: select POWER9_CPU
From: Christophe Leroy <hidden>
Date: 2021-08-28 09:51:24
Le 27/08/2021 à 18:34, Nicholas Piggin a écrit :
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Microwatt implements a subset of ISA v3.0 which is equivalent to the POWER9_CPU selection. Signed-off-by: Nicholas Piggin <npiggin@gmail.com> --- arch/powerpc/configs/microwatt_defconfig | 1 + arch/powerpc/platforms/microwatt/Kconfig | 1 + 2 files changed, 2 insertions(+)diff --git a/arch/powerpc/configs/microwatt_defconfig b/arch/powerpc/configs/microwatt_defconfig index a08b739123da..bf5f2e5905eb 100644 --- a/arch/powerpc/configs/microwatt_defconfig +++ b/arch/powerpc/configs/microwatt_defconfig@@ -14,6 +14,7 @@ CONFIG_EMBEDDED=y # CONFIG_COMPAT_BRK is not set # CONFIG_SLAB_MERGE_DEFAULT is not set CONFIG_PPC64=y +CONFIG_POWER9_CPU=y
That shouldn't be needed in the defconfig because you select it below. You can use make savedefconfig to confirm.
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# CONFIG_PPC_KUEP is not set # CONFIG_PPC_KUAP is not set CONFIG_CPU_LITTLE_ENDIAN=ydiff --git a/arch/powerpc/platforms/microwatt/Kconfig b/arch/powerpc/platforms/microwatt/Kconfig index 823192e9d38a..e0ff2cfc1ca0 100644 --- a/arch/powerpc/platforms/microwatt/Kconfig +++ b/arch/powerpc/platforms/microwatt/Kconfig@@ -2,6 +2,7 @@ config PPC_MICROWATT depends on PPC_BOOK3S_64 && !SMP bool "Microwatt SoC platform" + select POWER9_CPU select PPC_XICS select PPC_ICS_NATIVE select PPC_ICP_NATIVE