* [PATCH] arm64: defconfig: enable deprecated ARMv8 instructions emulation
@ 2019-08-08 8:00 Stefan Agner
0 siblings, 0 replies; only message in thread
From: Stefan Agner @ 2019-08-08 8:00 UTC (permalink / raw)
To: catalin.marinas, will
Cc: olof, shawnguo, linux-arm-kernel, linux-kernel, Stefan Agner,
Stefan Agner
Enable deprecated/obsolete ARMv8 instructions emulation. This allows
to run ARMv6 binaries (e.g. Raspberry Pi) on ARMv8 machines.
Signed-off-by: Stefan Agner <stefan.agner@toradex.com>
---
arch/arm64/configs/defconfig | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig
index 0e58ef02880c..fd5af5582dda 100644
--- a/arch/arm64/configs/defconfig
+++ b/arch/arm64/configs/defconfig
@@ -68,6 +68,10 @@ CONFIG_KEXEC=y
CONFIG_CRASH_DUMP=y
CONFIG_XEN=y
CONFIG_COMPAT=y
+CONFIG_ARMV8_DEPRECATED=y
+CONFIG_SWP_EMULATION=y
+CONFIG_CP15_BARRIER_EMULATION=y
+CONFIG_SETEND_EMULATION=y
CONFIG_RANDOMIZE_BASE=y
CONFIG_HIBERNATION=y
CONFIG_WQ_POWER_EFFICIENT_DEFAULT=y
--
2.22.0
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