# For a description of the syntax of this configuration file,
  # see Documentation/kbuild/kconfig-language.txt.
  #
  
  mainmenu "Linux/PowerPC Kernel Configuration"

  source "arch/powerpc/platforms/Kconfig.cputype"

  config PPC32
  	bool
  	default y if !PPC64
  
  config 64BIT
  	bool
  	default y if PPC64

  config WORD_SIZE
  	int
  	default 64 if PPC64
  	default 32 if !PPC64

  config ARCH_PHYS_ADDR_T_64BIT
         def_bool PPC64 || PHYS_64BIT

  config MMU
  	bool
  	default y

  config GENERIC_CMOS_UPDATE
  	def_bool y

  config GENERIC_TIME
  	def_bool y
  
  config GENERIC_TIME_VSYSCALL
  	def_bool y

  config GENERIC_CLOCKEVENTS
  	def_bool y

  config GENERIC_HARDIRQS
  	bool
  	default y

  config GENERIC_HARDIRQS_NO__DO_IRQ
  	bool
  	default y

  config HAVE_SETUP_PER_CPU_AREA

  	def_bool PPC64

  config NEED_PER_CPU_EMBED_FIRST_CHUNK

  	def_bool PPC64

  config IRQ_PER_CPU
  	bool
  	default y

  config STACKTRACE_SUPPORT
  	bool
  	default y

  config HAVE_LATENCYTOP_SUPPORT
  	def_bool y

  config TRACE_IRQFLAGS_SUPPORT
  	bool

  	default y
  
  config LOCKDEP_SUPPORT
  	bool
  	default y

  config RWSEM_GENERIC_SPINLOCK
  	bool
  
  config RWSEM_XCHGADD_ALGORITHM
  	bool
  	default y

  config GENERIC_LOCKBREAK
  	bool
  	default y
  	depends on SMP && PREEMPT

  config ARCH_HAS_ILOG2_U32
  	bool

  	default y

  
  config ARCH_HAS_ILOG2_U64
  	bool

  	default y if 64BIT

  config GENERIC_HWEIGHT
  	bool
  	default y

  config GENERIC_FIND_NEXT_BIT
  	bool
  	default y

  config GENERIC_GPIO
  	bool
  	help
  	  Generic GPIO API support

  config ARCH_NO_VIRT_TO_BUS
  	def_bool PPC64

  config PPC
  	bool
  	default y

  	select HAVE_FTRACE_MCOUNT_RECORD
  	select HAVE_DYNAMIC_FTRACE

  	select HAVE_FUNCTION_TRACER

  	select HAVE_FUNCTION_GRAPH_TRACER

  	select ARCH_WANT_OPTIONAL_GPIOLIB

  	select HAVE_IDE

  	select HAVE_IOREMAP_PROT

  	select HAVE_EFFICIENT_UNALIGNED_ACCESS

  	select HAVE_KPROBES

  	select HAVE_ARCH_KGDB

  	select HAVE_KRETPROBES

  	select HAVE_ARCH_TRACEHOOK

  	select HAVE_LMB

  	select HAVE_DMA_ATTRS

  	select HAVE_DMA_API_DEBUG

  	select USE_GENERIC_SMP_HELPERS if SMP

  	select HAVE_OPROFILE

  	select HAVE_SYSCALL_WRAPPERS if PPC64

  	select GENERIC_ATOMIC64 if PPC32

  	select HAVE_PERF_EVENTS

  
  config EARLY_PRINTK
  	bool

  	default y

  
  config COMPAT
  	bool
  	default y if PPC64

  	select COMPAT_BINFMT_ELF

  
  config SYSVIPC_COMPAT
  	bool
  	depends on COMPAT && SYSVIPC
  	default y
  
  # All PPC32s use generic nvram driver through ppc_md
  config GENERIC_NVRAM
  	bool
  	default y if PPC32

  config SCHED_OMIT_FRAME_POINTER

  	bool
  	default y
  
  config ARCH_MAY_HAVE_PC_FDC
  	bool

  	default !PPC_PSERIES || PCI

  config PPC_OF
  	def_bool y

  config OF
  	def_bool y

  config PPC_UDBG_16550
  	bool
  	default n

  config GENERIC_TBSYNC
  	bool
  	default y if PPC32 && SMP
  	default n

  config AUDIT_ARCH
  	bool
  	default y

  config GENERIC_BUG
  	bool
  	default y
  	depends on BUG

  config SYS_SUPPORTS_APM_EMULATION

  	default y if PMAC_APM_EMU

  	bool

  config DTC
         bool
         default y

  config DEFAULT_UIMAGE
  	bool
  	help
  	  Used to allow a board to specify it wants a uImage built by default
  	default n

  config REDBOOT
  	bool

  config HIBERNATE_32

  	bool

  	depends on (PPC_PMAC && !SMP) || BROKEN
  	default y
  
  config HIBERNATE_64
  	bool
  	depends on BROKEN || (PPC_PMAC64 && EXPERIMENTAL)
  	default y
  
  config ARCH_HIBERNATION_POSSIBLE
  	bool
  	depends on (PPC64 && HIBERNATE_64) || (PPC32 && HIBERNATE_32)

  	default y

  config ARCH_SUSPEND_POSSIBLE
  	def_bool y

  	depends on ADB_PMU || PPC_EFIKA || PPC_LITE5200 || PPC_83xx

  config PPC_DCR_NATIVE
  	bool
  	default n
  
  config PPC_DCR_MMIO
  	bool
  	default n
  
  config PPC_DCR
  	bool
  	depends on PPC_DCR_NATIVE || PPC_DCR_MMIO
  	default y

  config PPC_OF_PLATFORM_PCI
  	bool

  	depends on PCI

  	depends on PPC64 # not supported on 32 bits yet
  	default n

  config ARCH_SUPPORTS_DEBUG_PAGEALLOC
  	def_bool y

  source "init/Kconfig"

  source "kernel/Kconfig.freezer"

  source "arch/powerpc/sysdev/Kconfig"

  source "arch/powerpc/platforms/Kconfig"

  menu "Kernel options"
  
  config HIGHMEM
  	bool "High memory support"
  	depends on PPC32

  source kernel/time/Kconfig

  source kernel/Kconfig.hz
  source kernel/Kconfig.preempt
  source "fs/Kconfig.binfmt"

  config HUGETLB_PAGE_SIZE_VARIABLE
  	bool
  	depends on HUGETLB_PAGE
  	default y

  config MATH_EMULATION
  	bool "Math emulation"

  	depends on 4xx || 8xx || E200 || PPC_MPC832x || E500

  	---help---
  	  Some PowerPC chips designed for embedded applications do not have
  	  a floating-point unit and therefore do not implement the
  	  floating-point instructions in the PowerPC instruction set.  If you
  	  say Y here, the kernel will include code to emulate a floating-point
  	  unit, which will allow programs that use floating-point
  	  instructions to run.

  config 8XX_MINIMAL_FPEMU
  	bool "Minimal math emulation for 8xx"
  	depends on 8xx && !MATH_EMULATION
  	help
  	  Older arch/ppc kernels still emulated a few floating point
  	  instructions such as load and store, even when full math
  	  emulation is disabled.  Say "Y" here if you want to preserve
  	  this behavior.
  
  	  It is recommended that you build a soft-float userspace instead.

  config IOMMU_VMERGE

  	bool "Enable IOMMU virtual merging"
  	depends on PPC64
  	default y

  	help
  	  Cause IO segments sent to a device for DMA to be merged virtually
  	  by the IOMMU when they happen to have been allocated contiguously.
  	  This doesn't add pressure to the IOMMU allocator. However, some
  	  drivers don't support getting large merged segments coming back

  	  from *_map_sg().
  
  	  Most drivers don't have this problem; it is safe to say Y here.

  config IOMMU_HELPER
  	def_bool PPC64

  config SWIOTLB
  	bool "SWIOTLB support"
  	default n
  	select IOMMU_HELPER
  	---help---
  	  Support for IO bounce buffering for systems without an IOMMU.
  	  This allows us to DMA to the full physical address space on
  	  platforms where the size of a physical address is larger
  	  than the bus address.  Not all platforms support this.

  config HOTPLUG_CPU
  	bool "Support for enabling/disabling CPUs"
  	depends on SMP && HOTPLUG && EXPERIMENTAL && (PPC_PSERIES || PPC_PMAC)
  	---help---
  	  Say Y here to be able to disable and re-enable individual
  	  CPUs at runtime on SMP machines.
  
  	  Say N if you are unsure.

  config ARCH_ENABLE_MEMORY_HOTPLUG
  	def_bool y

  config ARCH_HAS_WALK_MEMORY
  	def_bool y

  config ARCH_ENABLE_MEMORY_HOTREMOVE
  	def_bool y

  config KEXEC
  	bool "kexec system call (EXPERIMENTAL)"

  	depends on PPC_BOOK3S && 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 independent of the system firmware.   And like a reboot

  	  you can start any kernel with it, not just Linux.

  	  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
  	  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 CRASH_DUMP

  	bool "Build a kdump crash kernel"

  	depends on PPC64 || 6xx
  	select RELOCATABLE if PPC64

  	help
  	  Build a kernel suitable for use as a kdump capture kernel.

  	  The same kernel binary can be used as production kernel and dump
  	  capture kernel.

  config PHYP_DUMP
  	bool "Hypervisor-assisted dump (EXPERIMENTAL)"
  	depends on PPC_PSERIES && EXPERIMENTAL
  	help
  	  Hypervisor-assisted dump is meant to be a kdump replacement
  	  offering robustness and speed not possible without system

  	  hypervisor assistance.

  
  	  If unsure, say "N"

  config PPCBUG_NVRAM
  	bool "Enable reading PPCBUG NVRAM during boot" if PPLUS || LOPEC
  	default y if PPC_PREP
  
  config IRQ_ALL_CPUS
  	bool "Distribute interrupts on all CPUs by default"
  	depends on SMP && !MV64360
  	help
  	  This option gives the kernel permission to distribute IRQs across
  	  multiple CPUs.  Saying N here will route all IRQs to the first
  	  CPU.  Generally saying Y is safe, although some problems have been
  	  reported with SMP Power Macintoshes with this option enabled.

  config NUMA
  	bool "NUMA support"
  	depends on PPC64
  	default y if SMP && PPC_PSERIES

  config NODES_SHIFT
  	int

  	default "8" if PPC64

  	default "4"
  	depends on NEED_MULTIPLE_NODES

  config MAX_ACTIVE_REGIONS
  	int
  	default "256" if PPC64
  	default "32"

  config ARCH_SELECT_MEMORY_MODEL
  	def_bool y
  	depends on PPC64
  
  config ARCH_FLATMEM_ENABLE

  	def_bool y
  	depends on (PPC64 && !NUMA) || PPC32

  config ARCH_SPARSEMEM_ENABLE

  	def_bool y

  	depends on PPC64

  	select SPARSEMEM_VMEMMAP_ENABLE

  config ARCH_SPARSEMEM_DEFAULT

  	def_bool y

  	depends on (SMP && PPC_PSERIES) || PPC_PS3

  config ARCH_POPULATES_NODE_MAP

  	def_bool y

  config SYS_SUPPORTS_HUGETLBFS
         def_bool y
         depends on PPC_BOOK3S_64

  source "mm/Kconfig"

  config ARCH_MEMORY_PROBE
  	def_bool y
  	depends on MEMORY_HOTPLUG

  # 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.  See memmap_init_zone()
  # for details.
  config NODES_SPAN_OTHER_NODES
  	def_bool y
  	depends on NEED_MULTIPLE_NODES

  config PPC_HAS_HASH_64K
  	bool
  	depends on PPC64
  	default n

  config STDBINUTILS
  	bool "Using standard binutils settings"
  	depends on 44x
  	default y
  	help
  	  Turning this option off allows you to select 256KB PAGE_SIZE on 44x.
  	  Note, that kernel will be able to run only those applications,
  	  which had been compiled using binutils later than 2.17.50.0.3 with
  	  '-zmax-page-size' set to 256K (the default is 64K). Or, if using
  	  the older binutils, you can patch them with a trivial patch, which
  	  changes the ELF_MAXPAGESIZE definition from 0x10000 to 0x40000.

  choice
  	prompt "Page size"
  	default PPC_4K_PAGES

  	help

  	  Select the kernel logical page size. Increasing the page size
  	  will reduce software overhead at each page boundary, allow
  	  hardware prefetch mechanisms to be more effective, and allow
  	  larger dma transfers increasing IO efficiency and reducing
  	  overhead. However the utilization of memory will increase.
  	  For example, each cached file will using a multiple of the
  	  page size to hold its contents and the difference between the
  	  end of file and the end of page is wasted.
  
  	  Some dedicated systems, such as software raid serving with
  	  accelerated calculations, have shown significant increases.
  
  	  If you configure a 64 bit kernel for 64k pages but the
  	  processor does not support them, then the kernel will simulate
  	  them with 4k pages, loading them on demand, but with the
  	  reduced software overhead and larger internal fragmentation.
  	  For the 32 bit kernel, a large page option will not be offered
  	  unless it is supported by the configured processor.
  
  	  If unsure, choose 4K_PAGES.
  
  config PPC_4K_PAGES
  	bool "4k page size"
  
  config PPC_16K_PAGES
  	bool "16k page size" if 44x
  
  config PPC_64K_PAGES

  	bool "64k page size" if 44x || PPC_STD_MMU_64 || PPC_BOOK3E_64

  	select PPC_HAS_HASH_64K if PPC_STD_MMU_64

  config PPC_256K_PAGES
  	bool "256k page size" if 44x

  	depends on !STDBINUTILS

  	help
  	  Make the page size 256k.
  
  	  As the ELF standard only requires alignment to support page
  	  sizes up to 64k, you will need to compile all of your user
  	  space applications with a non-standard binutils settings
  	  (see the STDBINUTILS description for details).
  
  	  Say N unless you know what you are doing.

  endchoice

  config FORCE_MAX_ZONEORDER
  	int "Maximum zone order"

  	range 9 64 if PPC64 && PPC_64K_PAGES
  	default "9" if PPC64 && PPC_64K_PAGES
  	range 13 64 if PPC64 && !PPC_64K_PAGES
  	default "13" if PPC64 && !PPC_64K_PAGES
  	range 9 64 if PPC32 && PPC_16K_PAGES
  	default "9" if PPC32 && PPC_16K_PAGES
  	range 7 64 if PPC32 && PPC_64K_PAGES
  	default "7" if PPC32 && PPC_64K_PAGES
  	range 5 64 if PPC32 && PPC_256K_PAGES
  	default "5" if PPC32 && PPC_256K_PAGES

  	range 11 64

  	default "11"
  	help
  	  The kernel memory allocator divides physically contiguous memory
  	  blocks into "zones", where each zone is a power of two number of
  	  pages.  This option selects the largest power of two that the kernel
  	  keeps in the memory allocator.  If you need to allocate very large
  	  blocks of physically contiguous memory, then you may need to
  	  increase this value.
  
  	  This config option is actually maximum order plus one. For example,
  	  a value of 11 means that the largest free memory block is 2^10 pages.
  
  	  The page size is not necessarily 4KB.  For example, on 64-bit
  	  systems, 64KB pages can be enabled via CONFIG_PPC_64K_PAGES.  Keep
  	  this in mind when choosing a value for this option.

  config PPC_SUBPAGE_PROT
  	bool "Support setting protections for 4k subpages"

  	depends on PPC_STD_MMU_64 && PPC_64K_PAGES

  	help
  	  This option adds support for a system call to allow user programs
  	  to set access permissions (read/write, readonly, or no access)
  	  on the 4k subpages of each 64k page.

  config SCHED_SMT
  	bool "SMT (Hyperthreading) scheduler support"
  	depends on PPC64 && SMP

  	help
  	  SMT scheduler support improves the CPU scheduler's decision making
  	  when dealing with POWER5 cpus at a cost of slightly increased
  	  overhead in some places. If unsure say N here.
  
  config PROC_DEVICETREE

  	bool "Support for device tree in /proc"
  	depends on PROC_FS

  	help
  	  This option adds a device-tree directory under /proc which contains
  	  an image of the device tree that the kernel copies from Open

  	  Firmware or other boot firmware. If unsure, say Y here.

  config CMDLINE_BOOL
  	bool "Default bootloader kernel arguments"

  
  config CMDLINE
  	string "Initial kernel command string"
  	depends on CMDLINE_BOOL
  	default "console=ttyS0,9600 console=tty0 root=/dev/sda2"
  	help
  	  On some platforms, there is currently no way for the boot loader to
  	  pass arguments to the kernel. For these platforms, you can supply
  	  some command-line options at build time by entering them here.  In
  	  most cases you will need to specify the root device here.

  config EXTRA_TARGETS
  	string "Additional default image types"
  	help
  	  List additional targets to be built by the bootwrapper here (separated
  	  by spaces).  This is useful for targets that depend of device tree
  	  files in the .dts directory.
  
  	  Targets in this list will be build as part of the default build
  	  target, or when the user does a 'make zImage' or a
  	  'make zImage.initrd'.
  
  	  If unsure, leave blank

  if !44x || BROKEN

  config ARCH_WANTS_FREEZER_CONTROL
  	def_bool y
  	depends on ADB_PMU

  source kernel/power/Kconfig
  endif
  
  config SECCOMP
  	bool "Enable seccomp to safely compute untrusted bytecode"
  	depends on PROC_FS
  	default y
  	help
  	  This kernel feature is useful for number crunching applications
  	  that may need to compute untrusted bytecode during their
  	  execution. By using pipes or other transports made available to
  	  the process as file descriptors supporting the read/write
  	  syscalls, it's possible to isolate those applications in
  	  their own address space using seccomp. Once seccomp is
  	  enabled via /proc/<pid>/seccomp, it cannot be disabled
  	  and the task is only allowed to execute a few safe syscalls
  	  defined by each seccomp mode.
  
  	  If unsure, say Y. Only embedded should say N here.
  
  endmenu
  
  config ISA_DMA_API
  	bool

  	default !PPC_ISERIES || PCI

  
  menu "Bus options"
  
  config ISA
  	bool "Support for ISA-bus hardware"
  	depends on PPC_PREP || PPC_CHRP

  	select PPC_I8259

  	help
  	  Find out whether you have ISA slots on your motherboard.  ISA is the
  	  name of a bus system, i.e. the way the CPU talks to the other stuff
  	  inside your box.  If you have an Apple machine, say N here; if you
  	  have an IBM RS/6000 or pSeries machine or a PReP machine, say Y.  If
  	  you have an embedded board, consult your board documentation.

  config ZONE_DMA
  	bool
  	default y

  config GENERIC_ISA_DMA
  	bool
  	depends on PPC64 || POWER4 || 6xx && !CPM2
  	default y

  config PPC_INDIRECT_PCI
  	bool
  	depends on PCI

  	default y if 40x || 44x

  	default n

  config EISA
  	bool
  
  config SBUS
  	bool

  config FSL_SOC
  	bool

  config FSL_PCI
   	bool
  	select PPC_INDIRECT_PCI

  	select PCI_QUIRKS

  config 4xx_SOC
  	bool

  config FSL_LBC
  	bool
  	help
  	  Freescale Localbus support

  config FSL_GTM
  	bool
  	depends on PPC_83xx || QUICC_ENGINE || CPM2
  	help
  	  Freescale General-purpose Timers support

  # Yes MCA RS/6000s exist but Linux-PPC does not currently support any
  config MCA
  	bool

  # Platforms that what PCI turned unconditionally just do select PCI
  # in their config node.  Platforms that want to choose at config
  # time should select PPC_PCI_CHOICE
  config PPC_PCI_CHOICE
  	bool

  config PCI

  	bool "PCI support" if PPC_PCI_CHOICE
  	default y if !40x && !CPM2 && !8xx && !PPC_83xx \

  		&& !PPC_85xx && !PPC_86xx

  	default PCI_PERMEDIA if !4xx && !CPM2 && !8xx

  	default PCI_QSPAN if !4xx && !CPM2 && 8xx

  	select ARCH_SUPPORTS_MSI

  	help
  	  Find out whether your system includes a PCI bus. PCI is the name of
  	  a bus system, i.e. the way the CPU talks to the other stuff inside
  	  your box.  If you say Y here, the kernel will include drivers and
  	  infrastructure code to support PCI bus devices.
  
  config PCI_DOMAINS

  	def_bool PCI
  
  config PCI_SYSCALL
  	def_bool PCI

  config PCI_QSPAN
  	bool "QSpan PCI"
  	depends on !4xx && !CPM2 && 8xx

  	select PPC_I8259

  	help
  	  Say Y here if you have a system based on a Motorola 8xx-series
  	  embedded processor with a QSPAN PCI interface, otherwise say N.
  
  config PCI_8260
  	bool
  	depends on PCI && 8260

  	select PPC_INDIRECT_PCI

  	default y
  
  config 8260_PCI9

  	bool "Enable workaround for MPC826x erratum PCI 9"

  	depends on PCI_8260 && !8272

  	default y
  
  choice

  	prompt "IDMA channel for PCI 9 workaround"

  	depends on 8260_PCI9
  
  config 8260_PCI9_IDMA1
  	bool "IDMA1"
  
  config 8260_PCI9_IDMA2
  	bool "IDMA2"
  
  config 8260_PCI9_IDMA3
  	bool "IDMA3"
  
  config 8260_PCI9_IDMA4
  	bool "IDMA4"
  
  endchoice

  source "drivers/pci/pcie/Kconfig"

  source "drivers/pci/Kconfig"
  
  source "drivers/pcmcia/Kconfig"
  
  source "drivers/pci/hotplug/Kconfig"

  config HAS_RAPIDIO
  	bool
  	default n
  
  config RAPIDIO
  	bool "RapidIO support"
  	depends on HAS_RAPIDIO
  	help
  	  If you say Y here, the kernel will include drivers and
  	  infrastructure code to support RapidIO interconnect devices.
  
  source "drivers/rapidio/Kconfig"

  endmenu
  
  menu "Advanced setup"
  	depends on PPC32
  
  config ADVANCED_OPTIONS
  	bool "Prompt for advanced kernel configuration options"
  	help
  	  This option will enable prompting for a variety of advanced kernel
  	  configuration options.  These options can cause the kernel to not
  	  work if they are set incorrectly, but can be used to optimize certain
  	  aspects of kernel memory management.
  
  	  Unless you know what you are doing, say N here.
  
  comment "Default settings for advanced configuration options are used"
  	depends on !ADVANCED_OPTIONS

  config LOWMEM_SIZE_BOOL
  	bool "Set maximum low memory"
  	depends on ADVANCED_OPTIONS
  	help
  	  This option allows you to set the maximum amount of memory which
  	  will be used as "low memory", that is, memory which the kernel can
  	  access directly, without having to set up a kernel virtual mapping.
  	  This can be useful in optimizing the layout of kernel virtual
  	  memory.
  
  	  Say N here unless you know what you are doing.
  
  config LOWMEM_SIZE
  	hex "Maximum low memory size (in bytes)" if LOWMEM_SIZE_BOOL
  	default "0x30000000"

  config LOWMEM_CAM_NUM_BOOL
  	bool "Set number of CAMs to use to map low memory"
  	depends on ADVANCED_OPTIONS && FSL_BOOKE
  	help
  	  This option allows you to set the maximum number of CAM slots that
  	  will be used to map low memory.  There are a limited number of slots
  	  available and even more limited number that will fit in the L1 MMU.
  	  However, using more entries will allow mapping more low memory.  This
  	  can be useful in optimizing the layout of kernel virtual memory.
  
  	  Say N here unless you know what you are doing.
  
  config LOWMEM_CAM_NUM

  	depends on FSL_BOOKE

  	int "Number of CAMs to use to map low memory" if LOWMEM_CAM_NUM_BOOL
  	default 3

  config RELOCATABLE
  	bool "Build a relocatable kernel (EXPERIMENTAL)"
  	depends on EXPERIMENTAL && ADVANCED_OPTIONS && FLATMEM && FSL_BOOKE
  	help
  	  This builds a kernel image that is capable of running at the
  	  location the kernel is loaded at (some alignment restrictions may
  	  exist).
  
  	  One use is for the kexec on panic case where the recovery kernel
  	  must live at a different physical address than the primary
  	  kernel.
  
  	  Note: If CONFIG_RELOCATABLE=y, then the kernel runs from the address
  	  it has been loaded at and the compile time physical addresses
  	  CONFIG_PHYSICAL_START is ignored.  However CONFIG_PHYSICAL_START
  	  setting can still be useful to bootwrappers that need to know the
  	  load location of the kernel (eg. u-boot/mkimage).
  
  config PAGE_OFFSET_BOOL
  	bool "Set custom page offset address"
  	depends on ADVANCED_OPTIONS
  	help
  	  This option allows you to set the kernel virtual address at which
  	  the kernel will map low memory.  This can be useful in optimizing
  	  the virtual memory layout of the system.
  
  	  Say N here unless you know what you are doing.
  
  config PAGE_OFFSET
  	hex "Virtual address of memory base" if PAGE_OFFSET_BOOL
  	default "0xc0000000"

  config KERNEL_START_BOOL
  	bool "Set custom kernel base address"
  	depends on ADVANCED_OPTIONS
  	help
  	  This option allows you to set the kernel virtual address at which

  	  the kernel will be loaded.  Normally this should match PAGE_OFFSET
  	  however there are times (like kdump) that one might not want them
  	  to be the same.

  
  	  Say N here unless you know what you are doing.
  
  config KERNEL_START
  	hex "Virtual address of kernel base" if KERNEL_START_BOOL

  	default PAGE_OFFSET if PAGE_OFFSET_BOOL
  	default "0xc2000000" if CRASH_DUMP

  	default "0xc0000000"

  config PHYSICAL_START_BOOL
  	bool "Set physical address where the kernel is loaded"
  	depends on ADVANCED_OPTIONS && FLATMEM && FSL_BOOKE
  	help
  	  This gives the physical address where the kernel is loaded.
  
  	  Say N here unless you know what you are doing.
  
  config PHYSICAL_START
  	hex "Physical address where the kernel is loaded" if PHYSICAL_START_BOOL
  	default "0x02000000" if PPC_STD_MMU && CRASH_DUMP
  	default "0x00000000"
  
  config PHYSICAL_ALIGN
  	hex

  	default "0x04000000" if FSL_BOOKE

  	help
  	  This value puts the alignment restrictions on physical address
  	  where kernel is loaded and run from. Kernel is compiled for an
  	  address which meets above alignment restriction.

  config TASK_SIZE_BOOL
  	bool "Set custom user task size"
  	depends on ADVANCED_OPTIONS
  	help
  	  This option allows you to set the amount of virtual address space
  	  allocated to user tasks.  This can be useful in optimizing the
  	  virtual memory layout of the system.
  
  	  Say N here unless you know what you are doing.
  
  config TASK_SIZE
  	hex "Size of user task space" if TASK_SIZE_BOOL

  	default "0x80000000" if PPC_PREP || PPC_8xx
  	default "0xc0000000"

  config CONSISTENT_SIZE_BOOL
  	bool "Set custom consistent memory pool size"
  	depends on ADVANCED_OPTIONS && NOT_COHERENT_CACHE
  	help
  	  This option allows you to set the size of the
  	  consistent memory pool.  This pool of virtual memory
  	  is used to make consistent memory allocations.
  
  config CONSISTENT_SIZE
  	hex "Size of consistent memory pool" if CONSISTENT_SIZE_BOOL
  	default "0x00200000" if NOT_COHERENT_CACHE

  config PIN_TLB
  	bool "Pinned Kernel TLBs (860 ONLY)"
  	depends on ADVANCED_OPTIONS && 8xx
  endmenu

  if PPC64

  config RELOCATABLE
  	bool "Build a relocatable kernel"
  	help
  	  This builds a kernel image that is capable of running anywhere
  	  in the RMA (real memory area) at any 16k-aligned base address.
  	  The kernel is linked as a position-independent executable (PIE)
  	  and contains dynamic relocations which are processed early
  	  in the bootup process.
  
  	  One use is for the kexec on panic case where the recovery kernel
  	  must live at a different physical address than the primary
  	  kernel.

  config PAGE_OFFSET
  	hex
  	default "0xc000000000000000"

  config KERNEL_START
  	hex

  	default "0xc000000000000000"

  config PHYSICAL_START
  	hex

  	default "0x00000000"

  endif

  source "net/Kconfig"
  
  source "drivers/Kconfig"
  
  source "fs/Kconfig"

  source "arch/powerpc/sysdev/qe_lib/Kconfig"

  source "lib/Kconfig"

  source "arch/powerpc/Kconfig.debug"
  
  source "security/Kconfig"
  
  config KEYS_COMPAT
  	bool
  	depends on COMPAT && KEYS
  	default y
  
  source "crypto/Kconfig"

  
  config PPC_CLOCK
  	bool
  	default n

  	select HAVE_CLK

  
  config PPC_LIB_RHEAP
  	bool

  source "arch/powerpc/kvm/Kconfig"