bool
default y
-config UID16
+config GENERIC_HARDIRQS
bool
+ default y
-config GENERIC_HARDIRQS
+config IRQ_PER_CPU
bool
default y
bool
default y
+config GENERIC_HWEIGHT
+ bool
+ default y
+
config GENERIC_CALIBRATE_DELAY
bool
default y
+config GENERIC_FIND_NEXT_BIT
+ bool
+ default y
+
config PPC
bool
default y
config EARLY_PRINTK
bool
- default y if PPC64
+ default y
config COMPAT
bool
bool
default y
+config PPC_OF
+ def_bool y
+
+config PPC_UDBG_16550
+ bool
+ default n
+
+config GENERIC_TBSYNC
+ bool
+ default y if PPC32 && SMP
+ default n
+
+config DEFAULT_UIMAGE
+ bool
+ help
+ Used to allow a board to specify it wants a uImage built by default
+ default n
+
menu "Processor support"
choice
prompt "Processor Type"
depends on PPC32
default 6xx
-config 6xx
+config CLASSIC32
bool "6xx/7xx/74xx"
select PPC_FPU
+ select 6xx
help
There are four families of PowerPC chips supported. The more common
types (601, 603, 604, 740, 750, 7400), the Motorola embedded
config PPC_52xx
bool "Freescale 52xx"
+ select 6xx
+ select PPC_FPU
config PPC_82xx
bool "Freescale 82xx"
+ select 6xx
+ select PPC_FPU
config PPC_83xx
bool "Freescale 83xx"
+ select 6xx
+ select FSL_SOC
+ select 83xx
+ select PPC_FPU
+
+config PPC_85xx
+ bool "Freescale 85xx"
+ select E500
+ select FSL_SOC
+ select 85xx
+
+config PPC_86xx
+ bool "Freescale 86xx"
+ select 6xx
+ select FSL_SOC
+ select PPC_FPU
+ select ALTIVEC
+ help
+ The Freescale E600 SoCs have 74xx cores.
config 40x
bool "AMCC 40x"
config E200
bool "Freescale e200"
-config E500
- bool "Freescale e500"
endchoice
config POWER4_ONLY
depends on PPC64
def_bool y
+config 6xx
+ bool
+
+# this is temp to handle compat with arch=ppc
+config 83xx
+ bool
+
+# this is temp to handle compat with arch=ppc
+config 85xx
+ bool
+
+config E500
+ bool
+
config PPC_FPU
bool
default y if PPC64
config ALTIVEC
bool "AltiVec Support"
- depends on 6xx || POWER4
+ depends on CLASSIC32 || POWER4
---help---
This option enables kernel support for the Altivec extensions to the
PowerPC processor. The kernel currently supports saving and restoring
config SPE
bool "SPE Support"
depends on E200 || E500
+ default y
---help---
This option enables kernel support for the Signal Processing
Extensions (SPE) to the PowerPC processor. The kernel currently
def_bool y
depends on PPC_STD_MMU && PPC32
+config VIRT_CPU_ACCOUNTING
+ bool "Deterministic task and CPU time accounting"
+ depends on PPC64
+ default y
+ help
+ Select this option to enable more accurate task and CPU time
+ accounting. This is done by reading a CPU counter on each
+ kernel entry and exit and on transitions within the kernel
+ between system, softirq and hardirq state, so there is a
+ small performance impact. This also enables accounting of
+ stolen time on logically-partitioned systems running on
+ IBM POWER5-based machines.
+
+ If in doubt, say Y here.
+
config SMP
depends on PPC_STD_MMU
bool "Symmetric multi-processing support"
If you don't know what to do here, say N.
config NR_CPUS
- int "Maximum number of CPUs (2-32)"
+ int "Maximum number of CPUs (2-128)"
range 2 128
depends on SMP
default "32" if PPC64
source "init/Kconfig"
menu "Platform support"
- depends on PPC64 || 6xx
+ depends on PPC64 || CLASSIC32
choice
prompt "Machine type"
config EMBEDDED6xx
bool "Embedded 6xx/7xx/7xxx-based board"
- depends on PPC32
+ depends on PPC32 && (BROKEN||BROKEN_ON_SMP)
config APUS
bool "Amiga-APUS"
config PPC_PSERIES
depends on PPC_MULTIPLATFORM && PPC64
- bool " IBM pSeries & new (POWER5-based) iSeries"
+ bool "IBM pSeries & new (POWER5-based) iSeries"
select PPC_I8259
select PPC_RTAS
select RTAS_ERROR_LOGGING
+ select PPC_UDBG_16550
default y
config PPC_CHRP
- bool " Common Hardware Reference Platform (CHRP) based machines"
+ bool "Common Hardware Reference Platform (CHRP) based machines"
depends on PPC_MULTIPLATFORM && PPC32
select PPC_I8259
select PPC_INDIRECT_PCI
select PPC_RTAS
select PPC_MPC106
+ select PPC_UDBG_16550
default y
config PPC_PMAC
- bool " Apple PowerMac based machines"
+ bool "Apple PowerMac based machines"
depends on PPC_MULTIPLATFORM
select PPC_INDIRECT_PCI if PPC32
select PPC_MPC106 if PPC32
bool
depends on PPC_PMAC && POWER4
select U3_DART
+ select MPIC_BROKEN_U3
+ select GENERIC_TBSYNC
+ select PPC_970_NAP
default y
config PPC_PREP
- bool " PowerPC Reference Platform (PReP) based machines"
- depends on PPC_MULTIPLATFORM && PPC32
+ bool "PowerPC Reference Platform (PReP) based machines"
+ depends on PPC_MULTIPLATFORM && PPC32 && BROKEN
select PPC_I8259
select PPC_INDIRECT_PCI
+ select PPC_UDBG_16550
default y
config PPC_MAPLE
depends on PPC_MULTIPLATFORM && PPC64
- bool " Maple 970FX Evaluation Board"
+ bool "Maple 970FX Evaluation Board"
select U3_DART
select MPIC_BROKEN_U3
+ select GENERIC_TBSYNC
+ select PPC_UDBG_16550
+ select PPC_970_NAP
default n
help
This option enables support for the Maple 970FX Evaluation Board.
For more informations, refer to <http://www.970eval.com>
config PPC_CELL
- bool " Cell Broadband Processor Architecture"
+ bool
+ default n
+
+config PPC_CELL_NATIVE
+ bool
+ select PPC_CELL
+ default n
+
+config PPC_IBM_CELL_BLADE
+ bool "IBM Cell Blade"
depends on PPC_MULTIPLATFORM && PPC64
+ select PPC_CELL_NATIVE
select PPC_RTAS
select MMIO_NVRAM
+ select PPC_UDBG_16550
+ select UDBG_RTAS_CONSOLE
-config PPC_OF
+config UDBG_RTAS_CONSOLE
bool
- depends on PPC_MULTIPLATFORM # for now
- default y
+ default n
config XICS
depends on PPC_PSERIES
default n
config MPIC
- depends on PPC_PSERIES || PPC_PMAC || PPC_MAPLE || PPC_CHRP
+ depends on PPC_PSERIES || PPC_PMAC || PPC_MAPLE || PPC_CHRP \
+ || MPC7448HPC2
bool
default y
depends on PPC_MAPLE
default y
-config CELL_IIC
- depends on PPC_CELL
- bool
- default y
-
config IBMVIO
depends on PPC_PSERIES || PPC_ISERIES
bool
default y
+config IBMEBUS
+ depends on PPC_PSERIES
+ bool "Support for GX bus based adapters"
+ help
+ Bus device driver for GX bus based adapters.
+
config PPC_MPC106
bool
default n
+config PPC_970_NAP
+ bool
+ default n
+
source "drivers/cpufreq/Kconfig"
config CPU_FREQ_PMAC
this currently includes some models of iBook & Titanium
PowerBook.
+config CPU_FREQ_PMAC64
+ bool "Support for some Apple G5s"
+ depends on CPU_FREQ && PPC64
+ select CPU_FREQ_TABLE
+ help
+ This adds support for frequency switching on Apple iMac G5,
+ and some of the more recent desktop G5 machines as well.
+
config PPC601_SYNC_FIX
bool "Workarounds for PPC601 bugs"
depends on 6xx && (PPC_PREP || PPC_PMAC)
If in doubt, say Y here.
config TAU
- bool "Thermal Management Support"
+ bool "On-chip CPU temperature sensor support"
depends on 6xx
help
G3 and G4 processors have an on-chip temperature sensor called the
on-die temperature in /proc/cpuinfo if the cpu supports it.
Unfortunately, on some chip revisions, this sensor is very inaccurate
- and in some cases, does not work at all, so don't assume the cpu
+ and in many cases, does not work at all, so don't assume the cpu
temp is actually what /proc/cpuinfo says it is.
config TAU_INT
/proc/cpuinfo.
If in doubt, say N here.
+
+config PPC_TODC
+ depends on EMBEDDED6xx
+ bool "Generic Time-of-day Clock (TODC) support"
+ ---help---
+ This adds support for many TODC/RTC chips.
+
endmenu
source arch/powerpc/platforms/embedded6xx/Kconfig
source arch/powerpc/platforms/4xx/Kconfig
+source arch/powerpc/platforms/83xx/Kconfig
source arch/powerpc/platforms/85xx/Kconfig
+source arch/powerpc/platforms/86xx/Kconfig
source arch/powerpc/platforms/8xx/Kconfig
+source arch/powerpc/platforms/cell/Kconfig
menu "Kernel options"
config FORCE_MAX_ZONEORDER
int
depends on PPC64
+ default "9" if PPC_64K_PAGES
default "13"
config MATH_EMULATION
Say N if you are unsure.
+config ARCH_ENABLE_MEMORY_HOTPLUG
+ def_bool y
+
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
+ but it is independent 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.
+ The name comes from the similarity 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
support. As of this writing the exact hardware interface is
strongly in flux, so no good recommendation can be made.
+config CRASH_DUMP
+ bool "Build a kdump crash kernel (EXPERIMENTAL)"
+ depends on PPC_MULTIPLATFORM && PPC64 && EXPERIMENTAL
+ help
+ Build a kernel suitable for use as a kdump capture kernel.
+ The kernel will be linked at a different address than normal, and
+ so can only be used for Kdump.
+
+ Don't change this unless you know what you are doing.
+
config EMBEDDEDBOOT
bool
depends on 8xx || 8260
depends on PPC64
default y if SMP && PPC_PSERIES
+config NODES_SHIFT
+ int
+ default "4"
+ depends on NEED_MULTIPLE_NODES
+
config ARCH_SELECT_MEMORY_MODEL
def_bool y
depends on PPC64
config ARCH_FLATMEM_ENABLE
- def_bool y
- depends on PPC64 && !NUMA
-
-config ARCH_DISCONTIGMEM_ENABLE
def_bool y
- depends on SMP && PPC_PSERIES
+ depends on (PPC64 && !NUMA) || PPC32
-config ARCH_DISCONTIGMEM_DEFAULT
+config ARCH_SPARSEMEM_ENABLE
def_bool y
- depends on ARCH_DISCONTIGMEM_ENABLE
+ depends on PPC64
-config ARCH_SPARSEMEM_ENABLE
+config ARCH_SPARSEMEM_DEFAULT
def_bool y
- depends on ARCH_DISCONTIGMEM_ENABLE
+ depends on SMP && PPC_PSERIES
source "mm/Kconfig"
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
+config ARCH_MEMORY_PROBE
def_bool y
- depends on NEED_MULTIPLE_NODES
+ depends on MEMORY_HOTPLUG
+
+config PPC_64K_PAGES
+ bool "64k page size"
+ depends on PPC64
+ help
+ This option changes the kernel logical page size to 64k. On machines
+ without processor support for 64k pages, the kernel will simulate
+ them by loading each individual 4k page on demand transparently,
+ while on hardware with such support, it will be used to map
+ normal application pages.
config SCHED_SMT
bool "SMT (Hyperthreading) scheduler support"
depends on PPC64 && SMP
- default off
help
SMT scheduler support improves the CPU scheduler's decision making
when dealing with POWER5 cpus at a cost of slightly increased
config PPC_I8259
bool
- default y if 85xx
default n
config PPC_INDIRECT_PCI
bool
depends on PCI
- default y if 40x || 44x || 85xx || 83xx
+ default y if 40x || 44x
default n
config EISA
config SBUS
bool
+config FSL_SOC
+ bool
+
# Yes MCA RS/6000s exist but Linux-PPC does not currently support any
config MCA
bool
config PCI
- bool "PCI support" if 40x || CPM2 || 83xx || 85xx || PPC_MPC52xx || (EMBEDDED && PPC_ISERIES)
- default y if !40x && !CPM2 && !8xx && !APUS && !83xx && !85xx
+ bool "PCI support" if 40x || CPM2 || PPC_83xx || PPC_85xx || PPC_MPC52xx || (EMBEDDED && PPC_ISERIES) \
+ || MPC7448HPC2
+ default y if !40x && !CPM2 && !8xx && !APUS && !PPC_83xx && !PPC_85xx && !PPC_86xx
default PCI_PERMEDIA if !4xx && !CPM2 && !8xx && APUS
default PCI_QSPAN if !4xx && !CPM2 && 8xx
help
bool
default PCI
-config MPC83xx_PCI2
- bool " Supprt for 2nd PCI host controller"
- depends on PCI && MPC834x
- default y if MPC834x_SYS
-
config PCI_QSPAN
bool "QSpan PCI"
depends on !4xx && !CPM2 && 8xx
default y
config 8260_PCI9
- bool " Enable workaround for MPC826x erratum PCI 9"
+ bool "Enable workaround for MPC826x erratum PCI 9"
depends on PCI_8260 && !ADS8272
default y
choice
- prompt " IDMA channel for PCI 9 workaround"
+ prompt "IDMA channel for PCI 9 workaround"
depends on 8260_PCI9
config 8260_PCI9_IDMA1
endchoice
+source "drivers/pci/pcie/Kconfig"
+
source "drivers/pci/Kconfig"
source "drivers/pcmcia/Kconfig"
source "lib/Kconfig"
+menu "Instrumentation Support"
+ depends on EXPERIMENTAL
+
source "arch/powerpc/oprofile/Kconfig"
+config KPROBES
+ bool "Kprobes (EXPERIMENTAL)"
+ depends on PPC64 && EXPERIMENTAL && MODULES
+ help
+ Kprobes allows you to trap at almost any kernel address and
+ execute a callback function. register_kprobe() establishes
+ a probepoint and specifies the callback. Kprobes is useful
+ for kernel debugging, non-intrusive instrumentation and testing.
+ If in doubt, say "N".
+endmenu
+
source "arch/powerpc/Kconfig.debug"
source "security/Kconfig"