### Arch settings
config X86
def_bool y
+ select HAVE_IDE
+ select HAVE_OPROFILE
+ select HAVE_KPROBES
+ select HAVE_KRETPROBES
+ select HAVE_KVM if ((X86_32 && !X86_VOYAGER && !X86_VISWS && !X86_NUMAQ) || X86_64)
+ select HAVE_ARCH_KGDB if !X86_VOYAGER
+
config GENERIC_LOCKBREAK
def_bool n
config STACKTRACE_SUPPORT
def_bool y
-config SEMAPHORE_SLEEPERS
+config HAVE_LATENCYTOP_SUPPORT
def_bool y
+config FAST_CMPXCHG_LOCAL
+ bool
+ default y
+
config MMU
def_bool y
config ZONE_DMA
def_bool y
-config QUICKLIST
- def_bool X86_32
-
config SBUS
bool
config GENERIC_HWEIGHT
def_bool y
+config GENERIC_GPIO
+ def_bool n
+
config ARCH_MAY_HAVE_PC_FDC
def_bool y
config ARCH_HAS_ILOG2_U64
def_bool n
+config ARCH_HAS_CPU_IDLE_WAIT
+ def_bool y
+
config GENERIC_CALIBRATE_DELAY
def_bool y
bool
default X86_64
-config ARCH_SUPPORTS_OPROFILE
- bool
- default y
+config ARCH_HAS_CPU_RELAX
+ def_bool y
+
+config HAVE_SETUP_PER_CPU_AREA
+ def_bool X86_64 || (X86_SMP && !X86_VOYAGER)
+
+config HAVE_CPUMASK_OF_CPU_MAP
+ def_bool X86_64_SMP
+config ARCH_HIBERNATION_POSSIBLE
+ def_bool y
+ depends on !SMP || !X86_VOYAGER
+
+config ARCH_SUSPEND_POSSIBLE
+ def_bool y
+ depends on !X86_VOYAGER
config ZONE_DMA32
bool
bool
default X86_64
+config ARCH_SUPPORTS_AOUT
+ def_bool y
+
+config ARCH_SUPPORTS_OPTIMIZED_INLINING
+ def_bool y
+
# Use the generic interrupt handling code in kernel/irq/:
config GENERIC_HARDIRQS
bool
config X86_HT
bool
depends on SMP
- depends on (X86_32 && !(X86_VISWS || X86_VOYAGER)) || (X86_64 && !MK8)
+ depends on (X86_32 && !(X86_VISWS || X86_VOYAGER)) || X86_64
default y
config X86_BIOS_REBOOT
config X86_TRAMPOLINE
bool
- depends on X86_SMP || (X86_VOYAGER && SMP)
+ depends on X86_SMP || (X86_VOYAGER && SMP) || (64BIT && ACPI_SLEEP)
default y
config KTIME_SCALAR
Y to "Enhanced Real Time Clock Support", below. The "Advanced Power
Management" code will be disabled if you say Y here.
- See also the <file:Documentation/smp.txt>,
- <file:Documentation/i386/IO-APIC.txt>,
+ See also <file:Documentation/i386/IO-APIC.txt>,
<file:Documentation/nmi_watchdog.txt> and the SMP-HOWTO available at
<http://www.tldp.org/docs.html#howto>.
config X86_VOYAGER
bool "Voyager (NCR)"
- depends on X86_32
- select SMP if !BROKEN
+ depends on X86_32 && (SMP || BROKEN)
help
Voyager is an MCA-based 32-way capable SMP architecture proprietary
to NCR Corp. Machine classes 345x/35xx/4100/51xx are Voyager-based.
config X86_NUMAQ
bool "NUMAQ (IBM/Sequent)"
- select SMP
+ depends on SMP && X86_32
select NUMA
- depends on X86_32
help
This option is used for getting Linux to run on a (IBM/Sequent) NUMA
multiquad box. This changes the way that processors are bootstrapped,
Only choose this option if you have such a system, otherwise you
should say N here.
+config X86_RDC321X
+ bool "RDC R-321x SoC"
+ depends on X86_32
+ select M486
+ select X86_REBOOTFIXUPS
+ select GENERIC_GPIO
+ select LEDS_CLASS
+ select LEDS_GPIO
+ help
+ This option is needed for RDC R-321x system-on-chip, also known
+ as R-8610-(G).
+ If you don't have one of these chips, you should say N here.
+
config X86_VSMP
bool "Support for ScaleMP vSMP"
- depends on X86_64 && PCI
- help
+ select PARAVIRT
+ depends on X86_64
+ help
Support for ScaleMP vSMP systems. Say 'Y' here if this kernel is
supposed to run on these EM64T-based machines. Only choose this option
if you have one of these machines.
If in doubt, say "Y".
-config PARAVIRT
- bool
- depends on X86_32 && !(X86_VISWS || X86_VOYAGER)
- help
- This changes the kernel so it can modify itself when it is run
- under a hypervisor, potentially improving performance significantly
- over full virtualization. However, when run without a hypervisor
- the kernel is theoretically slower and slightly larger.
-
menuconfig PARAVIRT_GUEST
bool "Paravirtualized guest support"
- depends on X86_32
help
Say Y here to get to see options related to running Linux under
various hypervisors. This option alone does not add any kernel code.
config VMI
bool "VMI Guest support"
select PARAVIRT
+ depends on X86_32
depends on !(X86_VISWS || X86_VOYAGER)
help
VMI provides a paravirtualized interface to the VMware ESX server
source "arch/x86/lguest/Kconfig"
+config PARAVIRT
+ bool "Enable paravirtualization code"
+ depends on !(X86_VISWS || X86_VOYAGER)
+ help
+ This changes the kernel so it can modify itself when it is run
+ under a hypervisor, potentially improving performance significantly
+ over full virtualization. However, when run without a hypervisor
+ the kernel is theoretically slower and slightly larger.
+
endif
+config MEMTEST_BOOTPARAM
+ bool "Memtest boot parameter"
+ depends on X86_64
+ default y
+ help
+ This option adds a kernel parameter 'memtest', which allows memtest
+ to be disabled at boot. If this option is selected, memtest
+ functionality can be disabled with memtest=0 on the kernel
+ command line. The purpose of this option is to allow a single
+ kernel image to be distributed with memtest built in, but not
+ necessarily enabled.
+
+ If you are unsure how to answer this question, answer Y.
+
+config MEMTEST_BOOTPARAM_VALUE
+ int "Memtest boot parameter default value (0-4)"
+ depends on MEMTEST_BOOTPARAM
+ range 0 4
+ default 0
+ help
+ This option sets the default value for the kernel parameter
+ 'memtest', which allows memtest to be disabled at boot. If this
+ option is set to 0 (zero), the memtest kernel parameter will
+ default to 0, disabling memtest at bootup. If this option is
+ set to 4, the memtest kernel parameter will default to 4,
+ enabling memtest at bootup, and use that as pattern number.
+
+ If you are unsure how to answer this question, answer 0.
+
config ACPI_SRAT
def_bool y
depends on X86_32 && ACPI && NUMA && (X86_SUMMIT || X86_GENERICARCH)
config HPET_EMULATE_RTC
def_bool y
- depends on HPET_TIMER && RTC=y
+ depends on HPET_TIMER && (RTC=y || RTC=m || RTC_DRV_CMOS=m || RTC_DRV_CMOS=y)
# Mark as embedded because too many people got it wrong.
# The code disables itself when not needed.
Calgary anyway, pass 'iommu=calgary' on the kernel command line.
If unsure, say Y.
+config IOMMU_HELPER
+ def_bool (CALGARY_IOMMU || GART_IOMMU)
+
# need this always selected by IOMMU for the VIA workaround
config SWIOTLB
bool
config SCHED_SMT
bool "SMT (Hyperthreading) scheduler support"
- depends on (X86_64 && SMP) || (X86_32 && X86_HT)
+ depends on X86_HT
help
SMT scheduler support improves the CPU scheduler's decision making
when dealing with Intel Pentium 4 chips with HyperThreading at a
config SCHED_MC
def_bool y
prompt "Multi-core scheduler support"
- depends on (X86_64 && SMP) || (X86_32 && X86_HT)
+ depends on X86_HT
help
Multi-core scheduler support improves the CPU scheduler's decision
making when dealing with multi-core CPU chips at a cost of slightly
config I8K
tristate "Dell laptop support"
- depends on X86_32
---help---
This adds a driver to safely access the System Management Mode
of the CPU on the Dell Inspiron 8000. The System Management Mode
system.
Currently, the only fixup is for the Geode machines using
- CS5530A and CS5536 chipsets.
+ CS5530A and CS5536 chipsets and the RDC R-321x SoC.
Say Y if you want to enable the fixup. Currently, it's safe to
enable this option even if you don't need it.
help
Enable ACPI SRAT based node topology detection.
+# 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 X86_64_ACPI_NUMA
+
config NUMA_EMU
bool "NUMA emulation"
depends on X86_64 && NUMA
number of nodes. This is only useful for debugging.
config NODES_SHIFT
- int
+ int "Max num nodes shift(1-15)"
+ range 1 15 if X86_64
default "6" if X86_64
default "4" if X86_NUMAQ
default "3"
config ARCH_FLATMEM_ENABLE
def_bool y
- depends on X86_32 && ARCH_SELECT_MEMORY_MODEL && X86_PC
+ depends on X86_32 && ARCH_SELECT_MEMORY_MODEL && X86_PC && !NUMA
config ARCH_DISCONTIGMEM_ENABLE
def_bool y
See <file:Documentation/mtrr.txt> for more information.
+config X86_PAT
+ bool
+ prompt "x86 PAT support"
+ depends on MTRR
+ help
+ Use PAT attributes to setup page level cache control.
+
+ PATs are the modern equivalents of MTRRs and are much more
+ flexible than MTRRs.
+
+ Say N here if you see bootup problems (boot crash, boot hang,
+ spontaneous reboots) or a non-working video driver.
+
+ If unsure, say Y.
+
config EFI
def_bool n
prompt "EFI runtime service support"
The default yes will allow the kernel to do irq load balancing.
Saying no will keep the kernel from doing irq load balancing.
-# turning this on wastes a bunch of space.
-# Summit needs it only when NUMA is on
-config BOOT_IOREMAP
- def_bool y
- depends on X86_32 && (((X86_SUMMIT || X86_GENERICARCH) && NUMA) || (X86 && EFI))
-
config SECCOMP
def_bool y
prompt "Enable seccomp to safely compute untrusted bytecode"
config CC_STACKPROTECTOR
bool "Enable -fstack-protector buffer overflow detection (EXPERIMENTAL)"
- depends on X86_64 && EXPERIMENTAL
+ depends on X86_64 && EXPERIMENTAL && BROKEN
help
This option turns on the -fstack-protector GCC feature. This
feature puts, at the beginning of critical functions, a canary
config KEXEC
bool "kexec system call"
+ depends on X86_64 || X86_BIOS_REBOOT
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
source "drivers/acpi/Kconfig"
+config X86_APM_BOOT
+ bool
+ default y
+ depends on APM || APM_MODULE
+
menuconfig APM
tristate "APM (Advanced Power Management) BIOS support"
depends on X86_32 && PM_SLEEP && !X86_VISWS
machines with more than one CPU.
In order to use APM, you will need supporting software. For location
- and more information, read <file:Documentation/pm.txt> and the
+ and more information, read <file:Documentation/power/pm.txt> and the
Battery Powered Linux mini-HOWTO, available from
<http://www.tldp.org/docs.html#howto>.
menu "Bus options (PCI etc.)"
config PCI
- bool "PCI support" if !X86_VISWS
+ bool "PCI support" if !X86_VISWS && !X86_VSMP
depends on !X86_VOYAGER
default y
select ARCH_SUPPORTS_MSI if (X86_LOCAL_APIC && X86_IO_APIC)
your box. Other bus systems are ISA, EISA, MicroChannel (MCA) or
VESA. If you have PCI, say Y, otherwise N.
- The PCI-HOWTO, available from
- <http://www.tldp.org/docs.html#howto>, contains valuable
- information about which PCI hardware does work under Linux and which
- doesn't.
-
choice
prompt "PCI access mode"
depends on X86_32 && PCI && !X86_VISWS
config IA32_AOUT
tristate "IA32 a.out support"
- depends on IA32_EMULATION
+ depends on IA32_EMULATION && ARCH_SUPPORTS_AOUT
help
Support old a.out binaries in the 32bit emulation.
source "fs/Kconfig"
-source "kernel/Kconfig.instrumentation"
-
source "arch/x86/Kconfig.debug"
source "security/Kconfig"
source "crypto/Kconfig"
+source "arch/x86/kvm/Kconfig"
+
source "lib/Kconfig"