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| author | Tobias Doerffel <tobias.doerffel@gmail.com> | 2009-08-21 17:06:23 -0400 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-08-23 05:20:02 -0400 |
| commit | 366d19e181be873c70f4aafca3931d77d781ccd7 (patch) | |
| tree | 0cdaba0911a3874c71de8b8ed24be2562c1f9b9a /arch/x86/Makefile_32.cpu | |
| parent | 8a517c514d5893602cf85c1b4c47afbbc04d2198 (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.cpu | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86/Makefile_32.cpu b/arch/x86/Makefile_32.cpu index 80177ec052f0..30e9a264f69d 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) $(align)-f | |||
| 33 | cflags-$(CONFIG_MVIAC3_2) += $(call cc-option,-march=c3-2,-march=i686) | 33 | cflags-$(CONFIG_MVIAC3_2) += $(call cc-option,-march=c3-2,-march=i686) |
| 34 | cflags-$(CONFIG_MVIAC7) += -march=i686 | 34 | cflags-$(CONFIG_MVIAC7) += -march=i686 |
| 35 | cflags-$(CONFIG_MCORE2) += -march=i686 $(call tune,core2) | 35 | cflags-$(CONFIG_MCORE2) += -march=i686 $(call tune,core2) |
| 36 | cflags-$(CONFIG_MATOM) += $(call cc-option,-march=atom,$(call cc-option,-march=core2,-march=i686)) \ | ||
| 37 | $(call cc-option,-mtune=atom,$(call cc-option,-mtune=generic)) | ||
| 36 | 38 | ||
| 37 | # AMD Elan support | 39 | # AMD Elan support |
| 38 | cflags-$(CONFIG_X86_ELAN) += -march=i486 | 40 | cflags-$(CONFIG_X86_ELAN) += -march=i486 |