diff options
Diffstat (limited to 'arch/powerpc/platforms/Kconfig.cputype')
| -rw-r--r-- | arch/powerpc/platforms/Kconfig.cputype | 38 |
1 files changed, 26 insertions, 12 deletions
diff --git a/arch/powerpc/platforms/Kconfig.cputype b/arch/powerpc/platforms/Kconfig.cputype index 9da795e49337..61187bec7506 100644 --- a/arch/powerpc/platforms/Kconfig.cputype +++ b/arch/powerpc/platforms/Kconfig.cputype @@ -1,6 +1,7 @@ config PPC64 bool "64-bit kernel" default n + select PPC_HAVE_PMU_SUPPORT help This option selects whether a 32-bit or a 64-bit kernel will be built. @@ -9,7 +10,6 @@ menu "Processor support" choice prompt "Processor Type" depends on PPC32 - default 6xx help There are five families of 32 bit PowerPC chips supported. The most common ones are the desktop and server CPUs (601, 603, @@ -21,7 +21,7 @@ choice If unsure, select 52xx/6xx/7xx/74xx/82xx/83xx/86xx. -config 6xx +config PPC_BOOK3S_32 bool "512x/52xx/6xx/7xx/74xx/82xx/83xx/86xx" select PPC_FPU @@ -57,13 +57,14 @@ config E200 endchoice -# Until we have a choice of exclusive CPU types on 64-bit, we always -# use PPC_BOOK3S. On 32-bit, this is equivalent to 6xx which is -# "classic" MMU +config PPC_BOOK3S_64 + def_bool y + depends on PPC64 + select PPC_FPU config PPC_BOOK3S - def_bool y - depends on PPC64 || 6xx + def_bool y + depends on PPC_BOOK3S_32 || PPC_BOOK3S_64 config POWER4_ONLY bool "Optimize for POWER4" @@ -74,6 +75,11 @@ config POWER4_ONLY The resulting binary will not work on POWER3 or RS64 processors when compiled with binutils 2.15 or later. +config 6xx + def_bool y + depends on PPC32 && PPC_BOOK3S + select PPC_HAVE_PMU_SUPPORT + config POWER3 bool depends on PPC64 && PPC_BOOK3S @@ -202,9 +208,8 @@ config SPE If in doubt, say Y here. config PPC_STD_MMU - bool - depends on 6xx || PPC64 - default y + def_bool y + depends on PPC_BOOK3S config PPC_STD_MMU_32 def_bool y @@ -242,6 +247,15 @@ config VIRT_CPU_ACCOUNTING If in doubt, say Y here. +config PPC_HAVE_PMU_SUPPORT + bool + +config PPC_PERF_CTRS + def_bool y + depends on PERF_COUNTERS && PPC_HAVE_PMU_SUPPORT + help + This enables the powerpc-specific perf_counter back-end. + config SMP depends on PPC_STD_MMU || FSL_BOOKE bool "Symmetric multi-processing support" @@ -262,8 +276,8 @@ config SMP If you don't know what to do here, say N. config NR_CPUS - int "Maximum number of CPUs (2-1024)" - range 2 1024 + int "Maximum number of CPUs (2-8192)" + range 2 8192 depends on SMP default "32" if PPC64 default "4" |