> -----Original Message-----
> From: Dave Martin [mailto:[email protected]]
> Sent: Thursday, December 09, 2010 5:30 PM
> To: [email protected]
> Cc: Dave Martin; Santosh Shilimkar; [email protected]
> Subject: [PATCH 2/2] ARM: Make CONFIG_FPE_NWFPE depend
> on !CONFIG_THUMB2_KERNEL
>
> Because the nwfpe support is unlikely to be used on new platforms
> and requires CONFIG_OABI_COMPAT, which is not generally used with
> ARMv7+, we shouldn't expect to build nwfpe support into a Thumb-2
> kernel.
>
> At present, nwfpe contains assembly code which isn't Thumb-2
> compatible, and for now it doesn't appear useful to port this
> code.
>
> All ARMv7-A/R platforms necessarily have VFPv3 hardware floating-
> point natively, making emulation unnecessary.
>
> Signed-off-by: Dave Martin <[email protected]>
> Acked-by: Catalin Marinas <[email protected]>
If you like.
Acked-by: Santosh Shilimkar <[email protected]>
> ---
> arch/arm/Kconfig | 2 +-
> 1 files changed, 1 insertions(+), 1 deletions(-)
>
> diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
> index f9ca7f3..7e825c3 100644
> --- a/arch/arm/Kconfig
> +++ b/arch/arm/Kconfig
> @@ -1759,7 +1759,7 @@ comment "At least one emulation must be selected"
>
> config FPE_NWFPE
> bool "NWFPE math emulation"
> - depends on !AEABI || OABI_COMPAT
> + depends on (!AEABI || OABI_COMPAT) && !THUMB2_KERNEL
> ---help---
> Say Y to include the NWFPE floating point emulator in the
kernel.
> This is necessary to run most binaries. Linux does not currently
> --
> 1.7.1
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