diff options
Diffstat (limited to 'arch/ppc64/Kconfig')
| -rw-r--r-- | arch/ppc64/Kconfig | 105 |
1 files changed, 80 insertions, 25 deletions
diff --git a/arch/ppc64/Kconfig b/arch/ppc64/Kconfig index 5cb343883e4..fdd8afba715 100644 --- a/arch/ppc64/Kconfig +++ b/arch/ppc64/Kconfig @@ -77,6 +77,10 @@ config PPC_PSERIES bool " IBM pSeries & new iSeries" default y +config PPC_BPA + bool " Broadband Processor Architecture" + depends on PPC_MULTIPLATFORM + config PPC_PMAC depends on PPC_MULTIPLATFORM bool " Apple G5 based machines" @@ -106,6 +110,21 @@ config PPC_OF bool default y +config XICS + depends on PPC_PSERIES + bool + default y + +config MPIC + depends on PPC_PSERIES || PPC_PMAC || PPC_MAPLE + bool + default y + +config BPA_IIC + depends on PPC_BPA + bool + default y + # VMX is pSeries only for now until somebody writes the iSeries # exception vectors for it config ALTIVEC @@ -123,6 +142,23 @@ config PPC_SPLPAR processors, that is, which share physical processors between two or more partitions. +config KEXEC + bool "kexec system call (EXPERIMENTAL)" + depends on PPC_MULTIPLATFORM && EXPERIMENTAL + help + kexec is a system call that implements the ability to shutdown your + current kernel, and to start another kernel. It is like a reboot + but it is indepedent of the system firmware. And like a reboot + you can start any kernel with it, not just Linux. + + The name comes from the similiarity to the exec system call. + + It is an ongoing process to be certain the hardware in a machine + is properly shutdown, so do not be surprised if this code does not + initially work for you. It may help to enable device hotplugging + support. As of this writing the exact hardware interface is + strongly in flux, so no good recommendation can be made. + config IBMVIO depends on PPC_PSERIES || PPC_ISERIES bool @@ -198,13 +234,49 @@ config HMT This option enables hardware multithreading on RS64 cpus. pSeries systems p620 and p660 have such a cpu type. -config DISCONTIGMEM - bool "Discontiguous Memory Support" +config ARCH_SELECT_MEMORY_MODEL + def_bool y + +config ARCH_FLATMEM_ENABLE + def_bool y + depends on !NUMA + +config ARCH_DISCONTIGMEM_ENABLE + def_bool y depends on SMP && PPC_PSERIES +config ARCH_DISCONTIGMEM_DEFAULT + def_bool y + depends on ARCH_DISCONTIGMEM_ENABLE + +config ARCH_FLATMEM_ENABLE + def_bool y + +config ARCH_SPARSEMEM_ENABLE + def_bool y + depends on ARCH_DISCONTIGMEM_ENABLE + +source "mm/Kconfig" + +config HAVE_ARCH_EARLY_PFN_TO_NID + def_bool y + depends on NEED_MULTIPLE_NODES + +# Some NUMA nodes have memory ranges that span +# other nodes. Even though a pfn is valid and +# between a node's start and end pfns, it may not +# reside on that node. +# +# This is a relatively temporary hack that should +# be able to go away when sparsemem is fully in +# place +config NODES_SPAN_OTHER_NODES + def_bool y + depends on NEED_MULTIPLE_NODES + config NUMA bool "NUMA support" - depends on DISCONTIGMEM + default y if DISCONTIGMEM || SPARSEMEM config SCHED_SMT bool "SMT (Hyperthreading) scheduler support" @@ -215,26 +287,7 @@ config SCHED_SMT when dealing with POWER5 cpus at a cost of slightly increased overhead in some places. If unsure say N here. -config PREEMPT - bool "Preemptible Kernel" - help - This option reduces the latency of the kernel when reacting to - real-time or interactive events by allowing a low priority process to - be preempted even if it is in kernel mode executing a system call. - - Say Y here if you are building a kernel for a desktop, embedded - or real-time system. Say N if you are unsure. - -config PREEMPT_BKL - bool "Preempt The Big Kernel Lock" - depends on PREEMPT - default y - help - This option reduces the latency of the kernel by making the - big kernel lock preemptible. - - Say Y here if you are building a kernel for a desktop system. - Say N if you are unsure. +source "kernel/Kconfig.preempt" config EEH bool "PCI Extended Error Handling (EEH)" if EMBEDDED @@ -256,7 +309,7 @@ config MSCHUNKS config PPC_RTAS bool - depends on PPC_PSERIES + depends on PPC_PSERIES || PPC_BPA default y config RTAS_PROC @@ -323,7 +376,7 @@ config EISA bool config PCI - bool + bool "support for PCI devices" if (EMBEDDED && PPC_ISERIES) default y help Find out whether your system includes a PCI bus. PCI is the name of @@ -376,6 +429,8 @@ config CMDLINE endmenu +source "net/Kconfig" + source "drivers/Kconfig" source "fs/Kconfig" |