On Mon, Jun 09, 2014 at 01:21:34AM +0100, Ben Hutchings wrote:
> The Debian armhf architecture uses the ARM EABI hard-float variant,
> whereas armel uses the soft-float variant. Although the kernel
> doesn't use FP itself, CONFIG_VFP must be enabled to support
> hard-float userland and will probably be disabled when supporting a
> soft-float userland. So set the architecture to armhf by default when
> CONFIG_AEABI and CONFIG_VFP are both enabled.
>
> Signed-off-by: Ben Hutchings <[email protected]>
> ---
> v2: rebased
>
> After discussion with Hector, we agreed this would be a worthwhile
> change. Hector may later improve this by using gcc specs.
That should be easy:
-if grep -q CONFIG_VFP=y $KCONFIG_CONFIG; then
+if $CC -dM -E - < /dev/null|grep -q __ARM_PCS_VFP; then
It worked at least for my cross-compile test a minute ago.
Riku
> Ben.
>
> scripts/package/builddeb | 11 ++++++++++-
> 1 file changed, 10 insertions(+), 1 deletion(-)
>
> diff --git a/scripts/package/builddeb b/scripts/package/builddeb
> index f46e4dd..6756ed6 100644
> --- a/scripts/package/builddeb
> +++ b/scripts/package/builddeb
> @@ -43,7 +43,16 @@ create_package() {
> mips*)
> debarch=mips$(grep -q CPU_LITTLE_ENDIAN=y $KCONFIG_CONFIG &&
> echo el || true) ;;
> arm*)
> - debarch=arm$(grep -q CONFIG_AEABI=y $KCONFIG_CONFIG && echo el
> || true) ;;
> + if grep -q CONFIG_AEABI=y $KCONFIG_CONFIG; then
> + if grep -q CONFIG_VFP=y $KCONFIG_CONFIG; then
> + debarch=armhf
> + else
> + debarch=armel
> + fi
> + else
> + debarch=arm
> + fi
> + ;;
> *)
> echo "" >&2
> echo "** ** ** WARNING ** ** **" >&2
>
>
> --
> Ben Hutchings
> One of the nice things about standards is that there are so many of them.
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