config 64BIT
  	bool "64-bit kernel" if ARCH = "sparc"
  	default ARCH = "sparc64"
  	help
  	  SPARC is a family of RISC microprocessors designed and marketed by
  	  Sun Microsystems, incorporated.  They are very widely found in Sun
  	  workstations and clones.
  
  	  Say yes to build a 64-bit kernel - formerly known as sparc64
  	  Say no to build a 32-bit kernel - formerly known as sparc

  config SPARC
  	bool
  	default y

  	select OF

  	select OF_PROMTREE

  	select HAVE_IDE
  	select HAVE_OPROFILE

  	select HAVE_ARCH_KGDB if !SMP || SPARC64

  	select HAVE_ARCH_TRACEHOOK
  	select ARCH_WANT_OPTIONAL_GPIOLIB
  	select RTC_CLASS
  	select RTC_DRV_M48T59

  	select HAVE_IRQ_WORK

  	select HAVE_DMA_ATTRS

  	select HAVE_DMA_API_DEBUG

  	select HAVE_ARCH_JUMP_LABEL

  	select HAVE_GENERIC_HARDIRQS

  	select GENERIC_IRQ_SHOW

  	select USE_GENERIC_SMP_HELPERS if SMP

  	select GENERIC_PCI_IOMAP

  config SPARC32

  	def_bool !64BIT

  	select GENERIC_ATOMIC64

  config SPARC64

  	def_bool 64BIT

  	select ARCH_SUPPORTS_MSI

  	select HAVE_FUNCTION_TRACER

  	select HAVE_FUNCTION_GRAPH_TRACER
  	select HAVE_FUNCTION_GRAPH_FP_TEST

  	select HAVE_FUNCTION_TRACE_MCOUNT_TEST

  	select HAVE_KRETPROBES
  	select HAVE_KPROBES

  	select HAVE_RCU_TABLE_FREE if SMP

  	select HAVE_MEMBLOCK

  	select HAVE_MEMBLOCK_NODE_MAP

  	select HAVE_SYSCALL_WRAPPERS

  	select HAVE_DYNAMIC_FTRACE
  	select HAVE_FTRACE_MCOUNT_RECORD

  	select HAVE_SYSCALL_TRACEPOINTS

  	select RTC_DRV_CMOS
  	select RTC_DRV_BQ4802
  	select RTC_DRV_SUN4V
  	select RTC_DRV_STARFIRE

  	select HAVE_PERF_EVENTS

  	select PERF_USE_VMALLOC

  	select IRQ_PREFLOW_FASTEOI

  	select ARCH_HAVE_NMI_SAFE_CMPXCHG

  	select HAVE_C_RECORDMCOUNT

  config ARCH_DEFCONFIG
  	string
  	default "arch/sparc/configs/sparc32_defconfig" if SPARC32
  	default "arch/sparc/configs/sparc64_defconfig" if SPARC64

  # CONFIG_BITS can be used at source level to get 32/64 bits
  config BITS
  	int
  	default 32 if SPARC32
  	default 64 if SPARC64

  config ARCH_USES_GETTIMEOFFSET

  	bool

  	default y if SPARC32

  
  config GENERIC_CMOS_UPDATE
  	bool

  	default y

  
  config GENERIC_CLOCKEVENTS
  	bool
  	default y if SPARC64
  
  config IOMMU_HELPER
  	bool
  	default y if SPARC64

  config STACKTRACE_SUPPORT
  	bool
  	default y if SPARC64
  
  config LOCKDEP_SUPPORT
  	bool
  	default y if SPARC64

  config HAVE_LATENCYTOP_SUPPORT
  	bool
  	default y if SPARC64

  config AUDIT_ARCH
  	bool

  	default y

  
  config HAVE_SETUP_PER_CPU_AREA
  	def_bool y if SPARC64

  config NEED_PER_CPU_EMBED_FIRST_CHUNK

  	def_bool y if SPARC64

  config NEED_PER_CPU_PAGE_FIRST_CHUNK
  	def_bool y if SPARC64

  config MMU
  	bool
  	default y

  config HIGHMEM
  	bool

  	default y if SPARC32

  config ZONE_DMA
  	bool

  	default y if SPARC32

  config NEED_DMA_MAP_STATE
  	def_bool y

  config NEED_SG_DMA_LENGTH
  	def_bool y

  config GENERIC_ISA_DMA
  	bool

  	default y if SPARC32

  config GENERIC_GPIO
  	bool
  	help
  	  Generic GPIO API support

  config ARCH_NO_VIRT_TO_BUS
  	def_bool y

  config ARCH_SUPPORTS_DEBUG_PAGEALLOC
  	def_bool y if SPARC64

  source "init/Kconfig"

  source "kernel/Kconfig.freezer"

  menu "Processor type and features"

  config SMP
  	bool "Symmetric multi-processing support (does not work on sun4/sun4c)"

  	---help---
  	  This enables support for systems with more than one CPU. If you have
  	  a system with only one CPU, say N. If you have a system with more
  	  than one CPU, say Y.
  
  	  If you say N here, the kernel will run on single and multiprocessor
  	  machines, but will use only one CPU of a multiprocessor machine. If
  	  you say Y here, the kernel will run on many, but not all,
  	  singleprocessor machines. On a singleprocessor machine, the kernel
  	  will run faster if you say N here.
  
  	  People using multiprocessor machines who say Y here should also say
  	  Y to "Enhanced Real Time Clock Support", below. The "Advanced Power
  	  Management" code will be disabled if you say Y here.

  	  See also <file:Documentation/nmi_watchdog.txt> and the SMP-HOWTO
  	  available at <http://www.tldp.org/docs.html#howto>.

  
  	  If you don't know what to do here, say N.
  
  config NR_CPUS

  	int "Maximum number of CPUs"

  	depends on SMP

  	range 2 32 if SPARC32
  	range 2 1024 if SPARC64
  	default 32 if SPARC32
  	default 64 if SPARC64

  source kernel/Kconfig.hz

  config RWSEM_GENERIC_SPINLOCK
  	bool

  	default y if SPARC32

  
  config RWSEM_XCHGADD_ALGORITHM
  	bool

  	default y if SPARC64

  config GENERIC_HWEIGHT
  	bool

  	default y if !ULTRA_HAS_POPULATION_COUNT

  config GENERIC_CALIBRATE_DELAY
  	bool
  	default y

  config ARCH_MAY_HAVE_PC_FDC
  	bool
  	default y

  config EMULATED_CMPXCHG
  	bool

  	default y if SPARC32

  	help
  	  Sparc32 does not have a CAS instruction like sparc64. cmpxchg()
  	  is emulated, and therefore it is not completely atomic.

  # Makefile helpers
  config SPARC32_SMP
  	bool
  	default y
  	depends on SPARC32 && SMP
  
  config SPARC64_SMP
  	bool
  	default y
  	depends on SPARC64 && SMP

  config EARLYFB
  	bool "Support for early boot text console"
  	default y
  	depends on SPARC64
  	help
  	  Say Y here to enable a faster early framebuffer boot console.

  choice
  	prompt "Kernel page size" if SPARC64
  	default SPARC64_PAGE_SIZE_8KB
  
  config SPARC64_PAGE_SIZE_8KB
  	bool "8KB"
  	help
  	  This lets you select the page size of the kernel.
  
  	  8KB and 64KB work quite well, since SPARC ELF sections
  	  provide for up to 64KB alignment.
  
  	  If you don't know what to do, choose 8KB.
  
  config SPARC64_PAGE_SIZE_64KB
  	bool "64KB"
  
  endchoice
  
  config SECCOMP
  	bool "Enable seccomp to safely compute untrusted bytecode"
  	depends on SPARC64 && 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.
  
  config HOTPLUG_CPU
  	bool "Support for hot-pluggable CPUs"
  	depends on SPARC64 && SMP
  	select HOTPLUG
  	help
  	  Say Y here to experiment with turning CPUs off and on.  CPUs
  	  can be controlled through /sys/devices/system/cpu/cpu#.
  	  Say N if you want to disable CPU hotplug.

  source "kernel/time/Kconfig"
  
  if SPARC64
  source "drivers/cpufreq/Kconfig"
  
  config US3_FREQ
  	tristate "UltraSPARC-III CPU Frequency driver"
  	depends on CPU_FREQ
  	select CPU_FREQ_TABLE
  	help
  	  This adds the CPUFreq driver for UltraSPARC-III processors.
  
  	  For details, take a look at <file:Documentation/cpu-freq>.
  
  	  If in doubt, say N.
  
  config US2E_FREQ
  	tristate "UltraSPARC-IIe CPU Frequency driver"
  	depends on CPU_FREQ
  	select CPU_FREQ_TABLE
  	help
  	  This adds the CPUFreq driver for UltraSPARC-IIe processors.
  
  	  For details, take a look at <file:Documentation/cpu-freq>.
  
  	  If in doubt, say N.
  
  endif
  
  config US3_MC
  	tristate "UltraSPARC-III Memory Controller driver"
  	depends on SPARC64
  	default y
  	help
  	  This adds a driver for the UltraSPARC-III memory controller.
  	  Loading this driver allows exact mnemonic strings to be
  	  printed in the event of a memory error, so that the faulty DIMM
  	  on the motherboard can be matched to the error.
  
  	  If in doubt, say Y, as this information can be very useful.
  
  # Global things across all Sun machines.
  config GENERIC_LOCKBREAK

  	bool
  	default y

  	depends on SPARC64 && SMP && PREEMPT
  
  choice
  	prompt "SPARC64 Huge TLB Page Size"
  	depends on SPARC64 && HUGETLB_PAGE
  	default HUGETLB_PAGE_SIZE_4MB
  
  config HUGETLB_PAGE_SIZE_4MB
  	bool "4MB"
  
  config HUGETLB_PAGE_SIZE_512K
  	bool "512K"
  
  config HUGETLB_PAGE_SIZE_64K
  	depends on !SPARC64_PAGE_SIZE_64KB
  	bool "64K"
  
  endchoice
  
  config NUMA
  	bool "NUMA support"
  	depends on SPARC64 && SMP
  
  config NODES_SHIFT
  	int
  	default "4"
  	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.  See memmap_init_zone()
  # for details.
  config NODES_SPAN_OTHER_NODES
  	def_bool y
  	depends on NEED_MULTIPLE_NODES

  config ARCH_SELECT_MEMORY_MODEL
  	def_bool y if SPARC64
  
  config ARCH_SPARSEMEM_ENABLE
  	def_bool y if SPARC64
  	select SPARSEMEM_VMEMMAP_ENABLE
  
  config ARCH_SPARSEMEM_DEFAULT
  	def_bool y if SPARC64
  
  source "mm/Kconfig"
  
  config SCHED_SMT
  	bool "SMT (Hyperthreading) scheduler support"
  	depends on SPARC64 && SMP
  	default y
  	help
  	  SMT scheduler support improves the CPU scheduler's decision making
  	  when dealing with SPARC cpus at a cost of slightly increased overhead
  	  in some places. If unsure say N here.
  
  config SCHED_MC
  	bool "Multi-core scheduler support"
  	depends on SPARC64 && SMP
  	default y
  	help
  	  Multi-core scheduler support improves the CPU scheduler's decision
  	  making when dealing with multi-core CPU chips at a cost of slightly
  	  increased overhead in some places. If unsure say N here.

  source "kernel/Kconfig.preempt"

  
  config CMDLINE_BOOL
  	bool "Default bootloader kernel arguments"
  	depends on SPARC64
  
  config CMDLINE
  	string "Initial kernel command string"
  	depends on CMDLINE_BOOL
  	default "console=ttyS0,9600 root=/dev/sda1"
  	help
  	  Say Y here if you want to be able to pass default arguments to
  	  the kernel. This will be overridden by the bootloader, if you
  	  use one (such as SILO). This is most useful if you want to boot
  	  a kernel from TFTP, and want default options to be available
  	  with having them passed on the command line.
  
  	  NOTE: This option WILL override the PROM bootargs setting!
  
  config SUN_PM
  	bool
  	default y if SPARC32

  	help
  	  Enable power management and CPU standby features on supported
  	  SPARC platforms.

  config SPARC_LED
  	tristate "Sun4m LED driver"

  	depends on SPARC32

  	help
  	  This driver toggles the front-panel LED on sun4m systems
  	  in a user-specifiable manner.  Its state can be probed
  	  by reading /proc/led and its blinking mode can be changed
  	  via writes to /proc/led

  config SERIAL_CONSOLE
  	bool
  	depends on SPARC32
  	default y
  	---help---
  	  If you say Y here, it will be possible to use a serial port as the
  	  system console (the system console is the device which receives all
  	  kernel messages and warnings and which allows logins in single user
  	  mode). This could be useful if some terminal or printer is connected
  	  to that serial port.
  
  	  Even if you say Y here, the currently visible virtual console
  	  (/dev/tty0) will still be used as the system console by default, but
  	  you can alter that using a kernel command line option such as
  	  "console=ttyS1". (Try "man bootparam" or see the documentation of
  	  your boot loader (silo) about how to pass options to the kernel at
  	  boot time.)
  
  	  If you don't have a graphics card installed and you say Y here, the
  	  kernel will automatically use the first serial line, /dev/ttyS0, as
  	  system console.
  
  	  If unsure, say N.

  config SPARC_LEON
  	bool "Sparc Leon processor family"
  	depends on SPARC32
  	---help---
  	  If you say Y here if you are running on a SPARC-LEON processor.
  	  The LEON processor is a synthesizable VHDL model of the
  	  SPARC-v8 standard. LEON is  part of the GRLIB collection of
  	  IP cores that are distributed under GPL. GRLIB can be downloaded
  	  from www.gaisler.com. You can download a sparc-linux cross-compilation
  	  toolchain at www.gaisler.com.

  if SPARC_LEON
  menu "U-Boot options"
  
  config UBOOT_LOAD_ADDR
  	hex "uImage Load Address"
  	default 0x40004000
  	---help---
  	 U-Boot kernel load address, the address in physical address space
  	 where u-boot will place the Linux kernel before booting it.
  	 This address is normally the base address of main memory + 0x4000.
  
  config UBOOT_FLASH_ADDR
  	hex "uImage.o Load Address"
  	default 0x00080000
  	---help---
  	 Optional setting only affecting the uImage.o ELF-image used to
  	 download the uImage file to the target using a ELF-loader other than
  	 U-Boot. It may for example be used to download an uImage to FLASH with
  	 the GRMON utility before even starting u-boot.
  
  config UBOOT_ENTRY_ADDR
  	hex "uImage Entry Address"
  	default 0xf0004000
  	---help---
  	 Do not change this unless you know what you're doing. This is
  	 hardcoded by the SPARC32 and LEON port.
  
  	 This is the virtual address u-boot jumps to when booting the Linux
  	 Kernel.
  
  endmenu
  endif

  endmenu
  
  menu "Bus options (PCI etc.)"

  config SBUS
  	bool
  	default y
  
  config SBUSCHAR
  	bool
  	default y

  config SUN_LDOMS
  	bool "Sun Logical Domains support"
  	depends on SPARC64
  	help
  	  Say Y here is you want to support virtual devices via
  	  Logical Domains.

  config PCI
  	bool "Support for PCI and PS/2 keyboard/mouse"
  	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 is needed for all JavaStation's (including MrCoffee),
  	  CP-1200, JavaEngine-1, Corona, Red October, and Serengeti SGSC.
  	  All of these platforms are extremely obscure, so say N if unsure.

  config PCI_DOMAINS
  	def_bool PCI if SPARC64

  config PCI_SYSCALL
  	def_bool PCI

  config PCIC_PCI
  	bool

  	depends on PCI && SPARC32 && !SPARC_LEON

  	default y

  config LEON_PCI
  	bool
  	depends on PCI && SPARC_LEON
  	default y

  config GRPCI2
  	bool "GRPCI2 Host Bridge Support"
  	depends on LEON_PCI
  	default y
  	help
  	  Say Y here to include the GRPCI2 Host Bridge Driver.

  source "drivers/pci/Kconfig"

  source "drivers/pcmcia/Kconfig"

  config SUN_OPENPROMFS
  	tristate "Openprom tree appears in /proc/openprom"
  	help
  	  If you say Y, the OpenPROM device tree will be available as a
  	  virtual file system, which you can mount to /proc/openprom by "mount
  	  -t openpromfs none /proc/openprom".
  
  	  To compile the /proc/openprom support as a module, choose M here: the
  	  module will be called openpromfs.
  
  	  Only choose N if you know in advance that you will not need to modify
  	  OpenPROM settings on the running system.

  # Makefile helper

  config SPARC64_PCI
  	bool
  	default y
  	depends on SPARC64 && PCI

  
  endmenu

  menu "Executable file formats"
  
  source "fs/Kconfig.binfmt"

  config COMPAT
  	bool
  	depends on SPARC64
  	default y
  	select COMPAT_BINFMT_ELF
  
  config SYSVIPC_COMPAT
  	bool
  	depends on COMPAT && SYSVIPC
  	default y

  endmenu

  source "net/Kconfig"

  source "drivers/Kconfig"

  source "drivers/sbus/char/Kconfig"

  source "fs/Kconfig"

  source "arch/sparc/Kconfig.debug"
  
  source "security/Kconfig"
  
  source "crypto/Kconfig"
  
  source "lib/Kconfig"