diff options
| author | Christophe Leroy <christophe.leroy@c-s.fr> | 2018-06-07 10:10:18 +0000 |
|---|---|---|
| committer | Michael Ellerman <mpe@ellerman.id.au> | 2018-08-08 00:32:36 +1000 |
| commit | cc62d20ce4ca4fe73a09d571144b29d43478cb9c (patch) | |
| tree | ff7526650cc80304938188bee01060473c54d9b7 /arch/powerpc | |
| parent | badf436f6fa5dc864d579d73fe75386b743470c0 (diff) | |
powerpc: Make CPU selection logic generic in Makefile
At the time being, when adding a new CPU for selection, both
Kconfig.cputype and Makefile have to be modified.
This patch moves into Kconfig.cputype the name of the CPU to me
passed to the -mcpu= argument.
Signed-off-by: Christophe Leroy <christophe.leroy@c-s.fr>
Reviewed-by: Nicholas Piggin <npiggin@gmail.com>
[mpe: Rename the option to TARGET_CPU to echo the gcc documentation]
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Diffstat (limited to 'arch/powerpc')
| -rw-r--r-- | arch/powerpc/Makefile | 8 | ||||
| -rw-r--r-- | arch/powerpc/platforms/Kconfig.cputype | 15 |
2 files changed, 16 insertions, 7 deletions
diff --git a/arch/powerpc/Makefile b/arch/powerpc/Makefile index ccb64750eb6a..828efa7c2a35 100644 --- a/arch/powerpc/Makefile +++ b/arch/powerpc/Makefile @@ -164,13 +164,7 @@ ifdef CONFIG_MPROFILE_KERNEL CC_FLAGS_FTRACE := -pg -mprofile-kernel endif -CFLAGS-$(CONFIG_CELL_CPU) += $(call cc-option,-mcpu=cell) -CFLAGS-$(CONFIG_POWER5_CPU) += $(call cc-option,-mcpu=power5) -CFLAGS-$(CONFIG_POWER6_CPU) += $(call cc-option,-mcpu=power6) -CFLAGS-$(CONFIG_POWER7_CPU) += $(call cc-option,-mcpu=power7) -CFLAGS-$(CONFIG_POWER8_CPU) += $(call cc-option,-mcpu=power8) -CFLAGS-$(CONFIG_POWER9_CPU) += $(call cc-option,-mcpu=power9) -CFLAGS-$(CONFIG_PPC_8xx) += $(call cc-option,-mcpu=860) +CFLAGS-$(CONFIG_TARGET_CPU_BOOL) += $(call cc-option,-mcpu=$(CONFIG_TARGET_CPU)) # Altivec option not allowed with e500mc64 in GCC. ifdef CONFIG_ALTIVEC diff --git a/arch/powerpc/platforms/Kconfig.cputype b/arch/powerpc/platforms/Kconfig.cputype index e93d6186de6e..8e2bcd36ae1c 100644 --- a/arch/powerpc/platforms/Kconfig.cputype +++ b/arch/powerpc/platforms/Kconfig.cputype @@ -139,6 +139,21 @@ config E6500_CPU endchoice +config TARGET_CPU_BOOL + bool + default !GENERIC_CPU + +config TARGET_CPU + string + depends on TARGET_CPU_BOOL + default "cell" if CELL_CPU + default "power5" if POWER5_CPU + default "power6" if POWER6_CPU + default "power7" if POWER7_CPU + default "power8" if POWER8_CPU + default "power9" if POWER9_CPU + default "860" if PPC_8xx + config PPC_BOOK3S def_bool y depends on PPC_BOOK3S_32 || PPC_BOOK3S_64 |