[PATCH] ARM: VExpress: Kconfig: avoid arm6 compatible for ARCH_VEXPRESS

[Chen Gang]

On 08/23/2013 11:04 AM, Chen Gang wrote:
> ARCH_VEXPRESS isn't compatible with arm6 (not support "-march=armv6k"),
> so add dependency for it, or allmodconfig can not pass compiling.
> 
> The related command:
> 
>   arm-linux-gnueabi-gcc -Wp,-MD,arch/arm/mach-vexpress/.dcscb.o.d  -nostdinc -isystem /usr/lib/gcc/arm-linux-gnueabi/4.7/include -I/root/linux-next/arch/arm/include -Iarch/arm/include/generated  -Iinclude -I/root/linux-next/arch/arm/include/uapi -Iarch/arm/include/generated/uapi -I/root/linux-next/include/uapi -Iinclude/generated/uapi -include /root/linux-next/include/linux/kconfig.h -D__KERNEL__ -mlittle-endian -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -Werror-implicit-function-declaration -Wno-format-security -fno-delete-null-pointer-checks -Werror=implicit-int -Werror=strict-prototypes -Os -Wno-maybe-uninitialized -fno-dwarf2-cfi-asm -fno-omit-frame-pointer -mapcs -mno-sched-prolog -fstack-protector -mabi=aapcs-linux -mno-thumb-interwork -funwind-tables -marm -D__LINUX_ARM_ARCH__=6 -march=armv6k -mtune=arm1136j-s -msoft-float -Uarm -fno-reorder-blocks -fno-ipa-cp-clone -fno-partial-inlining -Wframe-larger-than=1024 -Wno-unused-but-
 set-varia
bl
> e -fno-omit-frame-pointer -fno-optimize-sibling-calls -g -femit-struct-debug-baseonly -fno-var-tracking -pg -fno-inline-functions-called-once -Wdeclaration-after-statement -Wno-pointer-sign -fno-strict-overflow -fconserve-stack -DCC_HAVE_ASM_GOTO -I/root/linux-next/arch/arm/mach-vexpress/include -I/root/linux-next/arch/arm/plat-versatile/include -W     -D"KBUILD_STR(s)=#s" -D"KBUILD_BASENAME=KBUILD_STR(dcscb)"  -D"KBUILD_MODNAME=KBUILD_STR(dcscb)" -c -o arch/arm/mach-vexpress/.tmp_dcscb.o arch/arm/mach-vexpress/dcscb.c
> 
> The related error:
> 
>   /tmp/ccOMIprI.s: Assembler messages:
>   /tmp/ccOMIprI.s:507: Error: selected processor does not support ARM mode `isb '
>   /tmp/ccOMIprI.s:513: Error: selected processor does not support ARM mode `isb '
>   /tmp/ccOMIprI.s:514: Error: selected processor does not support ARM mode `dsb '
>   /tmp/ccOMIprI.s:584: Error: selected processor does not support ARM mode `isb '
>   /tmp/ccOMIprI.s:590: Error: selected processor does not support ARM mode `isb '
>   /tmp/ccOMIprI.s:591: Error: selected processor does not support ARM mode `dsb '
>   make[1]: *** [arch/arm/mach-vexpress/dcscb.o] Error 1
>   make: *** [arch/arm/mach-vexpress] Error 2
> 
> 
> 
> Signed-off-by: Chen Gang <gang.chen at asianux.com>
> ---
>  arch/arm/mach-vexpress/Kconfig |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
> 
> diff --git a/arch/arm/mach-vexpress/Kconfig b/arch/arm/mach-vexpress/Kconfig
> index 3657954..945e2f9 100644
> --- a/arch/arm/mach-vexpress/Kconfig
> +++ b/arch/arm/mach-vexpress/Kconfig
> @@ -1,5 +1,5 @@
>  config ARCH_VEXPRESS
> -	bool "ARM Ltd. Versatile Express family" if ARCH_MULTI_V7
> +	bool "ARM Ltd. Versatile Express family" if ARCH_MULTI_V7 && !ARCH_MULTI_V6 && !CPU_V6 && !CPU_V6K
>  	select ARCH_REQUIRE_GPIOLIB
>  	select ARM_AMBA
>  	select ARM_GIC
> 

Oh, sorry, we do not need check ARCH_MULTI_V6, the new patch is in
attachment.

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