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authorTobias Doerffel <tobias.doerffel@gmail.com>2009-08-21 23:06:23 +0200
committerIngo Molnar <mingo@elte.hu>2009-08-23 11:20:02 +0200
commit366d19e181be873c70f4aafca3931d77d781ccd7 (patch)
tree0cdaba0911a3874c71de8b8ed24be2562c1f9b9a /arch/x86/Makefile
parent8a517c514d5893602cf85c1b4c47afbbc04d2198 (diff)
downloadop-kernel-dev-366d19e181be873c70f4aafca3931d77d781ccd7.zip
op-kernel-dev-366d19e181be873c70f4aafca3931d77d781ccd7.tar.gz
x86: add specific support for Intel Atom architecture
Add another option when selecting CPU family so the kernel can be optimized for Intel Atom CPUs. If GCC supports tuning options for Intel Atom they will be used. Signed-off-by: Tobias Doerffel <tobias.doerffel@gmail.com> Signed-off-by: H. Peter Anvin <hpa@zytor.com> LKML-Reference: <1251018457-19157-1-git-send-email-tobias.doerffel@gmail.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'arch/x86/Makefile')
-rw-r--r--arch/x86/Makefile2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86/Makefile b/arch/x86/Makefile
index 1b68659..8a4c24c 100644
--- a/arch/x86/Makefile
+++ b/arch/x86/Makefile
@@ -55,6 +55,8 @@ else
cflags-$(CONFIG_MCORE2) += \
$(call cc-option,-march=core2,$(call cc-option,-mtune=generic))
+ cflags-$(CONFIG_MATOM) += $(call cc-option,-march=atom) \
+ $(call cc-option,-mtune=atom,$(call cc-option,-mtune=generic))
cflags-$(CONFIG_GENERIC_CPU) += $(call cc-option,-mtune=generic)
KBUILD_CFLAGS += $(cflags-y)
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