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authorTobias Doerffel <tobias.doerffel@gmail.com>2009-08-21 21:06:23 (GMT)
committerIngo Molnar <mingo@elte.hu>2009-08-23 09:20:02 (GMT)
commit366d19e181be873c70f4aafca3931d77d781ccd7 (patch)
tree0cdaba0911a3874c71de8b8ed24be2562c1f9b9a /arch/x86/Makefile_32.cpu
parent8a517c514d5893602cf85c1b4c47afbbc04d2198 (diff)
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_32.cpu')
-rw-r--r--arch/x86/Makefile_32.cpu2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86/Makefile_32.cpu b/arch/x86/Makefile_32.cpu
index 80177ec..30e9a26 100644
--- a/arch/x86/Makefile_32.cpu
+++ b/arch/x86/Makefile_32.cpu
@@ -33,6 +33,8 @@ cflags-$(CONFIG_MCYRIXIII) += $(call cc-option,-march=c3,-march=i486) $(align)-f
cflags-$(CONFIG_MVIAC3_2) += $(call cc-option,-march=c3-2,-march=i686)
cflags-$(CONFIG_MVIAC7) += -march=i686
cflags-$(CONFIG_MCORE2) += -march=i686 $(call tune,core2)
+cflags-$(CONFIG_MATOM) += $(call cc-option,-march=atom,$(call cc-option,-march=core2,-march=i686)) \
+ $(call cc-option,-mtune=atom,$(call cc-option,-mtune=generic))
# AMD Elan support
cflags-$(CONFIG_X86_ELAN) += -march=i486

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