select HAVE_UNSTABLE_SCHED_CLOCK
select HAVE_IDE
select HAVE_OPROFILE
+ select HAVE_PERF_EVENTS if (!M386 && !M486)
select HAVE_IOREMAP_PROT
select HAVE_KPROBES
select ARCH_WANT_OPTIONAL_GPIOLIB
select ARCH_WANT_FRAME_POINTERS
+ select HAVE_DMA_ATTRS
select HAVE_KRETPROBES
select HAVE_FTRACE_MCOUNT_RECORD
select HAVE_DYNAMIC_FTRACE
select HAVE_FUNCTION_TRACER
select HAVE_FUNCTION_GRAPH_TRACER
+ select HAVE_FUNCTION_GRAPH_FP_TEST
select HAVE_FUNCTION_TRACE_MCOUNT_TEST
select HAVE_FTRACE_NMI_ENTER if DYNAMIC_FTRACE
- select HAVE_FTRACE_SYSCALLS
+ select HAVE_SYSCALL_TRACEPOINTS
select HAVE_KVM
select HAVE_ARCH_KGDB
select HAVE_ARCH_TRACEHOOK
select HAVE_KERNEL_GZIP
select HAVE_KERNEL_BZIP2
select HAVE_KERNEL_LZMA
+ select HAVE_HW_BREAKPOINT
+ select HAVE_ARCH_KMEMCHECK
+ select HAVE_USER_RETURN_NOTIFIER
config OUTPUT_FORMAT
string
config HAVE_LATENCYTOP_SUPPORT
def_bool y
-config FAST_CMPXCHG_LOCAL
- bool
- default y
-
config MMU
def_bool y
config HAVE_SETUP_PER_CPU_AREA
def_bool y
-config HAVE_DYNAMIC_PER_CPU_AREA
+config NEED_PER_CPU_EMBED_FIRST_CHUNK
+ def_bool y
+
+config NEED_PER_CPU_PAGE_FIRST_CHUNK
def_bool y
config HAVE_CPUMASK_OF_CPU_MAP
config ARCH_SUPPORTS_DEBUG_PAGEALLOC
def_bool y
+config HAVE_INTEL_TXT
+ def_bool y
+ depends on EXPERIMENTAL && DMAR && ACPI
+
# Use the generic interrupt handling code in kernel/irq/:
config GENERIC_HARDIRQS
bool
SGI 320/540 (Visual Workstation)
Summit/EXA (IBM x440)
Unisys ES7000 IA32 series
+ Moorestown MID devices
If you have one of these systems, or if you want to build a
generic distribution kernel, say Y here - otherwise say N.
If unsure, choose "PC-compatible" instead.
+config X86_MRST
+ bool "Moorestown MID platform"
+ depends on X86_32
+ depends on X86_EXTENDED_PLATFORM
+ ---help---
+ Moorestown is Intel's Low Power Intel Architecture (LPIA) based Moblin
+ Internet Device(MID) platform. Moorestown consists of two chips:
+ Lincroft (CPU core, graphics, and memory controller) and Langwell IOH.
+ Unlike standard x86 PCs, Moorestown does not have many legacy devices
+ nor standard legacy replacement devices/features. e.g. Moorestown does
+ not contain i8259, i8254, HPET, legacy BIOS, most of the io ports.
+
config X86_RDC321X
bool "RDC R-321x SoC"
depends on X86_32
of Flat Logical. You will need a new lynxer.elf file to flash your
firmware with - send email to <Martin.Bligh@us.ibm.com>.
+config X86_SUPPORTS_MEMORY_FAILURE
+ bool
+ # MCE code calls memory_failure():
+ depends on X86_MCE
+ # On 32-bit this adds too big of NODES_SHIFT and we run out of page flags:
+ depends on !X86_NUMAQ
+ # On 32-bit SPARSEMEM adds too big of SECTIONS_WIDTH:
+ depends on X86_64 || !SPARSEMEM
+ select ARCH_SUPPORTS_MEMORY_FAILURE
+ default y
+
config X86_VISWS
bool "SGI 320/540 (Visual Workstation)"
depends on X86_32 && PCI && X86_MPPARSE && PCI_GODIRECT
source "arch/x86/xen/Kconfig"
config VMI
- bool "VMI Guest support"
+ bool "VMI Guest support (DEPRECATED)"
select PARAVIRT
depends on X86_32
---help---
at the moment), by linking the kernel to a GPL-ed ROM module
provided by the hypervisor.
+ As of September 2009, VMware has started a phased retirement
+ of this feature from VMware's products. Please see
+ feature-removal-schedule.txt for details. If you are
+ planning to enable this option, please note that you cannot
+ live migrate a VMI enabled VM to a future VMware product,
+ which doesn't support VMI. So if you expect your kernel to
+ seamlessly migrate to newer VMware products, keep this
+ disabled.
+
config KVM_CLOCK
bool "KVM paravirtualized clock"
select PARAVIRT
bool "GART IOMMU support" if EMBEDDED
default y
select SWIOTLB
- select AGP
depends on X86_64 && PCI
---help---
Support for full DMA access of devices with 32bit memory access only
config X86_LOCAL_APIC
def_bool y
depends on X86_64 || SMP || X86_32_NON_STANDARD || X86_UP_APIC
- select HAVE_PERF_COUNTERS if (!M386 && !M486)
config X86_IO_APIC
def_bool y
def_bool y
depends on NUMA && X86_32
+config ARCH_PROC_KCORE_TEXT
+ def_bool y
+ depends on X86_64 && PROC_KCORE
+
config ARCH_SPARSEMEM_DEFAULT
def_bool y
depends on X86_64
kernel, it won't hurt.
config MTRR
- bool "MTRR (Memory Type Range Register) support"
+ bool
+ default y
+ prompt "MTRR (Memory Type Range Register) support" if EMBEDDED
---help---
On Intel P6 family processors (Pentium Pro, Pentium II and later)
the Memory Type Range Registers (MTRRs) may be used to control
config X86_PAT
bool
- prompt "x86 PAT support"
+ default y
+ prompt "x86 PAT support" if EMBEDDED
depends on MTRR
---help---
Use PAT attributes to setup page level cache control.
If unsure, say Y.
+config ARCH_USES_PG_UNCACHED
+ def_bool y
+ depends on X86_PAT
+
config EFI
bool "EFI runtime service support"
depends on ACPI
If unsure, say Y. Only embedded should say N here.
-config CC_STACKPROTECTOR_ALL
- bool
-
config CC_STACKPROTECTOR
bool "Enable -fstack-protector buffer overflow detection (EXPERIMENTAL)"
- select CC_STACKPROTECTOR_ALL
---help---
This option turns on the -fstack-protector GCC feature. This
feature puts, at the beginning of functions, a canary value on
depends on X86_32 || IA32_EMULATION
---help---
Map the 32-bit VDSO to the predictable old-style address too.
- ---help---
+
Say N here if you are running a sufficiently recent glibc
version (2.3.3 or later), to remove the high-mapped
VDSO mapping and to exclusively use the randomized VDSO.
source "drivers/acpi/Kconfig"
+source "drivers/sfi/Kconfig"
+
config X86_APM_BOOT
bool
default y
config PCI_MMCONFIG
def_bool y
- depends on X86_32 && PCI && ACPI && (PCI_GOMMCONFIG || PCI_GOANY)
+ depends on X86_32 && PCI && (ACPI || SFI) && (PCI_GOMMCONFIG || PCI_GOANY)
config PCI_OLPC
def_bool y
recommended you say N here while the DMAR code remains
experimental.
-config DMAR_GFX_WA
- def_bool y
- prompt "Support for Graphics workaround"
- depends on DMAR
+config DMAR_BROKEN_GFX_WA
+ def_bool n
+ prompt "Workaround broken graphics drivers (going away soon)"
+ depends on DMAR && BROKEN
---help---
Current Graphics drivers tend to use physical address
for DMA and avoid using DMA APIs. Setting this config
option permits the IOMMU driver to set a unity map for
all the OS-visible memory. Hence the driver can continue
- to use physical addresses for DMA.
+ to use physical addresses for DMA, at least until this
+ option is removed in the 2.6.32 kernel.
config DMAR_FLOPPY_WA
def_bool y
depends on DMAR
---help---
- Floppy disk drivers are know to bypass DMA API calls
+ Floppy disk drivers are known to bypass DMA API calls
thereby failing to work when IOMMU is enabled. This
workaround will setup a 1:1 mapping for the first
- 16M to make floppy (an ISA device) work.
+ 16MiB to make floppy (an ISA device) work.
config INTR_REMAP
bool "Support for Interrupt Remapping (EXPERIMENTAL)"
processor goes idle (as is done by the scheduler). The
other workaround is idle=poll boot option.
-config GEODE_MFGPT_TIMER
- def_bool y
- prompt "Geode Multi-Function General Purpose Timer (MFGPT) events"
- depends on MGEODE_LX && GENERIC_TIME && GENERIC_CLOCKEVENTS
- ---help---
- This driver provides a clock event source based on the MFGPT
- timer(s) in the CS5535 and CS5536 companion chip for the geode.
- MFGPTs have a better resolution and max interval than the
- generic PIT, and are suitable for use as high-res timers.
-
config OLPC
bool "One Laptop Per Child support"
+ select GPIOLIB
default n
---help---
Add support for detecting the unique features of the OLPC