Re: [PATCH 4/4] xtensa: Setup CROSS_COMPILE at the top

From: czankel
Date: Mon Sep 10 2012 - 16:33:05 EST


On 9/9/12 10:20 AM, Geert Uytterhoeven wrote:
On Sat, May 12, 2012 at 10:39 PM, Geert Uytterhoeven
<geert@xxxxxxxxxxxxxx> wrote:
CROSS_COMPILE must be setup before using e.g. cc-option (and a few other
as-*, cc-*, ld-* macros), else they will check against the wrong compiler
when cross-compiling, and may invoke the cross compiler with wrong or
suboptimal compiler options.

Signed-off-by: Geert Uytterhoeven<geert@xxxxxxxxxxxxxx>
Cc: Chris Zankel<chris@xxxxxxxxxx>

Ping?
Acked-by: Chris Zankel <chris@xxxxxxxxxx>



---
arch/xtensa/Makefile | 24 ++++++++++++------------
1 files changed, 12 insertions(+), 12 deletions(-)

diff --git a/arch/xtensa/Makefile b/arch/xtensa/Makefile
index 7608559..d41f9ed 100644
--- a/arch/xtensa/Makefile
+++ b/arch/xtensa/Makefile
@@ -21,6 +21,18 @@ variant-$(CONFIG_XTENSA_VARIANT_LINUX_CUSTOM) := custom
VARIANT = $(variant-y)
export VARIANT

+# Test for cross compiling
+
+ifneq ($(VARIANT),)
+ COMPILE_ARCH = $(shell uname -m)
+
+ ifneq ($(COMPILE_ARCH), xtensa)
+ ifndef CROSS_COMPILE
+ CROSS_COMPILE = xtensa_$(VARIANT)-
+ endif
+ endif
+endif
+
# Platform configuration

platform-$(CONFIG_XTENSA_PLATFORM_XT2000) := xt2000
@@ -54,18 +66,6 @@ KBUILD_DEFCONFIG := iss_defconfig

core-$(CONFIG_EMBEDDED_RAMDISK) += arch/xtensa/boot/ramdisk/

-# Test for cross compiling
-
-ifneq ($(VARIANT),)
- COMPILE_ARCH = $(shell uname -m)
-
- ifneq ($(COMPILE_ARCH), xtensa)
- ifndef CROSS_COMPILE
- CROSS_COMPILE = xtensa_$(VARIANT)-
- endif
- endif
-endif
-
# Only build variant and/or platform if it includes a Makefile

buildvar := $(shell test -a $(srctree)/arch/xtensa/variants/$(VARIANT)/Makefile&& echo arch/xtensa/variants/$(VARIANT)/)
Gr{oetje,eeting}s,

Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds

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